:root{--paper:#f3e9d7;--paper-deep:#e9dcc3;--paper-dark:#dcc9a7;--surface:#fbf5e7;--surface-2:#f5eddc;--ink:#2c2a22;--ink-2:#3a372d;--ink-soft:#5e594b;--ink-muted:#8c846f;--line:#2c2a222e;--line-strong:#2c2a2257;--accent:#5f6f52;--accent-deep:#47543c;--accent-soft:#e7ebdb;--green:#5b6b4f;--green-soft:#e5ebdc;--red:#a64c38;--red-soft:#f4e3db;--gold:#a4763e;--wood:#c8a273;--wood-dark:#9c7444;--radius-xs:3px;--radius-sm:3px;--radius:3px;--radius-lg:3px;--radius-xl:3px;--shadow-sm:2px 2px 0 #3c2e1a1f;--shadow:4px 4px 0 #3c2e1a29;--shadow-lg:8px 8px 0 #3c2e1a2e;--font-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", sans-serif;--font-display:"Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, "Songti SC", "STSong", SimSun, "Noto Serif CJK SC", "Noto Serif SC", ui-serif, serif;--font-hand:"Kaiti SC", "STKaiti", "KaiTi", "Segoe Print", cursive;--font-mono:"SFMono-Regular", "Cascadia Code", Consolas, "Liberation Mono", monospace;--header-h:76px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{background:var(--paper);min-width:320px;color:var(--ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:15px;line-height:1.6}body:before{content:"";pointer-events:none;opacity:.35;z-index:-1;background-image:radial-gradient(circle at 18% 12%,#ffffff8c,#0000 34%),radial-gradient(circle at 85% 0,#ff5c3512,#0000 30%);position:fixed;inset:0}::selection{background:var(--ink);color:var(--paper)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}img,svg{display:block}h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}ul,ol{padding:0;list-style:none}.container{width:min(1180px,100% - 48px);margin:0 auto}.container.narrow{width:min(760px,100% - 48px)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.route-loading{min-height:50vh;font-family:var(--font-mono);letter-spacing:.08em;color:var(--ink-muted);justify-content:center;align-items:center;gap:10px;font-size:10px;display:flex}.fatal-error{text-align:center;background:var(--paper);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:32px;display:flex}.fatal-mark{background:var(--paper-deep);border-radius:18px;justify-content:center;align-items:center;width:64px;height:64px;margin-bottom:20px;font-size:30px;display:inline-flex}.fatal-error h1{letter-spacing:-.04em;font-size:clamp(28px,4vw,42px)}.fatal-error p{max-width:520px;color:var(--ink-soft);margin-top:12px;line-height:1.7}.fatal-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px;display:flex}.route-loading-mark{border:2px solid var(--line-strong);border-top-color:var(--accent);border-radius:50%;width:15px;height:15px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}code,pre{font-family:var(--font-mono)}.btn{letter-spacing:-.005em;white-space:nowrap;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:8px;font-weight:600;transition:transform .16s,background .16s,border-color .16s,box-shadow .16s,color .16s;display:inline-flex}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn:active:not(:disabled){transform:translateY(0)}.btn-icon{display:inline-flex}.btn-sm{height:38px;padding:0 16px;font-size:13px}.btn-md{height:46px;padding:0 22px;font-size:14px}.btn-lg{height:54px;padding:0 28px;font-size:15px}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px #ff5c3538}.btn-secondary{background:var(--surface);border-color:var(--line-strong);color:var(--ink)}.btn-secondary:hover:not(:disabled){border-color:var(--ink);background:#fff}.btn-ghost{color:var(--ink-soft);background:0 0}.btn-ghost:hover:not(:disabled){color:var(--ink);background:#1716100f}.btn-danger{background:var(--red);color:#fff}.dark-outline{color:var(--paper);background:0 0;border-color:#f6f1e752}.dark-outline:hover:not(:disabled){background:#f6f1e714;border-color:#f6f1e799}.icon-btn{width:38px;height:38px;color:var(--ink-soft);background:0 0;border:1px solid #0000;border-radius:50%;justify-content:center;align-items:center;transition:background .15s,color .15s,border-color .15s;display:inline-flex}.icon-btn:hover:not(:disabled){color:var(--ink);background:#1716100f}.icon-btn.small{width:30px;height:30px}.icon-btn.danger:hover:not(:disabled){background:var(--red-soft);color:var(--red)}.mini-action{color:var(--ink-soft);background:0 0;border:0;align-items:center;gap:5px;padding:0;font-size:12px;font-weight:600;transition:color .14s;display:inline-flex}.mini-action:hover{color:var(--accent)}.mini-action.danger:hover{color:var(--red)}.text-link{color:var(--ink-soft);border-bottom:1px solid #0000;align-items:center;gap:6px;font-size:14px;font-weight:600;transition:color .14s,border-color .14s;display:inline-flex}.text-link:hover{color:var(--accent);border-bottom-color:var(--accent)}.eyebrow{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-deep);align-items:center;gap:7px;font-size:11px;font-weight:600;display:inline-flex}.tag-chip{border:1px solid var(--line-strong);height:24px;color:var(--ink-soft);white-space:nowrap;border-radius:999px;align-items:center;padding:0 9px;font-size:11px;font-weight:600;display:inline-flex}.tag-chip.tag-soft{background:color-mix(in srgb, var(--calc-soft,var(--paper-deep)) 76%, white);color:var(--calc-ink,var(--ink-soft));border-color:#0000}.origin-badge{letter-spacing:.06em;text-transform:uppercase;background:var(--paper-deep);height:23px;color:var(--ink-soft);border-radius:999px;align-items:center;padding:0 9px;font-size:10px;font-weight:700;display:inline-flex}.origin-official{background:var(--accent-soft);color:var(--accent-deep)}.origin-mine{background:var(--green-soft);color:var(--green)}.live-dot{background:var(--calc-accent,var(--accent));width:7px;height:7px;box-shadow:0 0 0 4px color-mix(in srgb, var(--calc-accent,var(--accent)) 16%, transparent);border-radius:50%;animation:2.2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.45}}.required-dot{color:var(--accent);margin-left:3px;font-size:13px}.site-header{z-index:40;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);background:#f6f1e7d1;position:sticky;top:0}.header-inner{height:var(--header-h);align-items:center;gap:32px;display:flex}.logo{color:var(--ink);flex:none;align-items:center;gap:10px;display:inline-flex}.logo-mark .logo-screen,.logo-mark .logo-accent-key{fill:var(--accent)}.logo-mark .logo-keys{fill:var(--paper)}.logo-type{flex-direction:column;line-height:1;display:flex}.logo-name{letter-spacing:-.045em;font-size:20px;font-weight:700}.logo-name span{color:var(--ink-soft);font-weight:400}.logo-sub{font-family:var(--font-mono);letter-spacing:.22em;color:var(--ink-muted);margin-top:4px;font-size:8px;font-weight:600}.logo-compact .logo-name{font-size:18px}.main-nav{flex:1;align-items:center;gap:4px;display:flex}.nav-link{color:var(--ink-soft);border-radius:999px;padding:7px 13px;font-size:13px;font-weight:500;transition:color .14s,background .14s;position:relative}.nav-link:hover{color:var(--ink);background:#1716100d}.nav-link.is-active{color:var(--ink);background:#17161012;font-weight:600}.header-actions{align-items:center;gap:10px;display:flex}.lang-menu{position:relative}.lang-trigger{border:1px solid var(--line);height:36px;color:var(--ink-soft);cursor:pointer;background:#fffdf880;border-radius:999px;align-items:center;gap:6px;padding:0 11px;font-size:12px;font-weight:600;list-style:none;display:inline-flex}.lang-trigger::-webkit-details-marker{display:none}.menu-pop{border:1px solid var(--line);background:var(--surface);min-width:180px;box-shadow:var(--shadow);z-index:50;border-radius:14px;padding:6px;position:absolute;top:calc(100% + 8px);right:0}.menu-item{text-align:left;background:0 0;border:0;border-radius:9px;justify-content:space-between;align-items:center;width:100%;padding:9px 10px;font-size:13px;display:flex}.menu-check{font-family:var(--font-mono);color:var(--ink-muted);font-size:10px}.mobile-toggle,.mobile-nav{display:none}.site-main{min-height:60vh}.site-footer{background:var(--ink);color:var(--paper);margin-top:80px;padding:64px 0 40px}.footer-grid{grid-template-columns:2fr .8fr .8fr 1.4fr;gap:48px;display:grid}.footer-logo{letter-spacing:-.03em;align-items:center;gap:9px;font-size:18px;font-weight:700;display:flex}.footer-brand p{color:#f6f1e799;max-width:290px;margin-top:14px;font-size:13px}.schema-pill{font-family:var(--font-mono);letter-spacing:.12em;color:#f6f1e78c;border:1px solid #f6f1e72e;border-radius:999px;margin-top:18px;padding:4px 9px;font-size:9px;display:inline-flex}.footer-col{flex-direction:column;gap:10px;display:flex}.footer-col h4{letter-spacing:.12em;text-transform:uppercase;color:#f6f1e766;margin-bottom:6px;font-size:11px;font-weight:600}.footer-col a{color:#f6f1e7b8;font-size:13px;transition:color .14s}.footer-col a:hover{color:var(--paper)}.footer-note p{color:#f6f1e7b3;font-size:13px}.footer-disclaimer{margin-top:8px;color:#f6f1e75c!important;font-size:11px!important}.footer-formula{font-family:var(--font-mono);color:#f6f1e78c;border:1px solid #f6f1e724;border-radius:999px;align-items:center;gap:8px;margin-top:22px;padding:7px 12px;font-size:10px;display:inline-flex}.hero{padding-top:84px;position:relative;overflow:hidden}.hero-backdrop-grid{pointer-events:none;background-image:linear-gradient(#1716100d 1px,#0000 1px),linear-gradient(90deg,#1716100d 1px,#0000 1px);background-size:56px 56px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000 55%,#0000 100%);mask-image:linear-gradient(#000 55%,#0000 100%)}.hero-grid{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);align-items:center;gap:64px;padding-bottom:80px;display:grid;position:relative}.hero-eyebrow{font-family:var(--font-mono);letter-spacing:.14em;color:var(--ink-soft);align-items:center;gap:9px;margin-bottom:26px;font-size:11px;font-weight:600;display:inline-flex}.hero-eyebrow-dot{background:var(--accent);border-radius:50%;width:7px;height:7px}.hero h1{letter-spacing:-.055em;max-width:760px;font-size:clamp(46px,5.4vw,78px);font-weight:600;line-height:.98}.hero-line{display:block}.hero-accent{font-family:var(--font-display);letter-spacing:-.045em;color:var(--accent);font-style:italic;font-weight:500;display:inline-block}.hero-subtitle{max-width:560px;color:var(--ink-soft);margin-top:26px;font-size:17px;line-height:1.65}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:34px;display:flex}.hero-stats{border-top:1px solid var(--line);gap:34px;margin-top:46px;padding-top:22px;display:flex}.hero-stats div{flex-direction:column;gap:1px;display:flex}.hero-stats strong{letter-spacing:-.03em;font-variant-numeric:tabular-nums;font-size:24px;font-weight:600}.hero-stats span{color:var(--ink-muted);font-size:11px}.hero-visual{justify-content:center;display:flex;position:relative}.hero-blob{filter:blur(28px);background:radial-gradient(circle at 55% 38%,#ff5c3547,#0000 48%),radial-gradient(circle at 40% 72%,#0f7b8d29,#0000 50%);border-radius:50%;position:absolute;inset:-8% -6% -10% -2%}.hero-demo{width:100%;max-width:470px;color:var(--paper);box-shadow:var(--shadow-lg);z-index:2;background:#1b1a15;border-radius:30px;padding:26px;transition:transform .3s;position:relative;overflow:hidden;transform:rotate(-1.4deg)}.demo-top{font-family:var(--font-mono);letter-spacing:.08em;color:#f6f1e773;justify-content:space-between;align-items:center;font-size:10px;display:flex}.demo-live{color:#f6f1e7b3;align-items:center;gap:8px;display:inline-flex}.demo-live .live-dot{--calc-accent:#ff7a4d;background:#ff7a4d}.demo-spec-id{border:1px solid #f6f1e726;border-radius:999px;padding:3px 7px}.demo-title-row{justify-content:space-between;align-items:flex-start;gap:16px;margin-top:28px;display:flex}.demo-title-row h3{font-family:var(--font-display);letter-spacing:-.02em;font-size:25px;font-weight:500}.demo-title-row p{color:#f6f1e773;margin-top:4px;font-size:11px}.demo-emoji{background:#ffffff14;border-radius:14px;flex:none;justify-content:center;align-items:center;width:46px;height:46px;font-size:24px;display:inline-flex}.demo-result{border-top:1px solid #f6f1e71f;border-bottom:1px solid #f6f1e71f;margin-top:28px;padding:20px 0 22px}.demo-result span{letter-spacing:.06em;text-transform:uppercase;color:#f6f1e780;font-size:11px;display:block}.demo-result strong{letter-spacing:-.045em;color:#ffd7c5;font-variant-numeric:tabular-nums;margin-top:6px;font-size:clamp(36px,4vw,46px);font-weight:500;display:block}.demo-controls{flex-direction:column;gap:18px;margin-top:22px;display:flex}.demo-slider{display:block}.demo-slider input[type=range]{appearance:none;cursor:pointer;background:0 0;width:100%;height:18px;margin:5px 0 0}.demo-slider input[type=range]::-webkit-slider-thumb{appearance:none;background:#ffb79f;border:2px solid #1b1a15;border-radius:50%;width:14px;height:14px;margin-top:-5px;box-shadow:0 0 0 1px #ffb79f59}.demo-slider input[type=range]::-moz-range-thumb{background:#ffb79f;border:2px solid #1b1a15;border-radius:50%;width:12px;height:12px}.demo-slider-head{color:#f6f1e78c;justify-content:space-between;align-items:center;font-size:11px;display:flex}.demo-slider-head strong{color:#f6f1e7eb;font-variant-numeric:tabular-nums;font-weight:600}.demo-formula{color:#f6f1e761;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;font-size:10px;display:flex}.demo-formula code{color:#ffb79f;background:#ffffff0f;border-radius:6px;padding:4px 8px;font-size:10px}.demo-orbit{pointer-events:none;border:1px solid #ffffff0f;border-radius:50%;position:absolute}.orbit-one{width:260px;height:260px;top:-80px;right:-90px}.orbit-two{width:420px;height:420px;top:-160px;right:-160px}.hero-sticker{z-index:3;background:var(--surface);box-shadow:var(--shadow);font-family:var(--font-mono);letter-spacing:.06em;border-radius:999px;align-items:center;gap:7px;padding:8px 13px;font-size:10px;display:inline-flex;position:absolute;bottom:-22px;right:-8px;transform:rotate(3deg)}.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fffdf866;padding:13px 0;overflow:hidden}.marquee-track{gap:46px;width:max-content;animation:42s linear infinite marquee;display:flex}.marquee-track span{font-family:var(--font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-muted);white-space:nowrap;font-size:10px}@keyframes marquee{to{transform:translate(-50%)}}.section{padding:96px 0}.section-heading-row{justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:38px;display:flex}.section-heading-row h2{letter-spacing:-.045em;margin-top:14px;font-size:clamp(30px,4vw,48px);font-weight:600;line-height:1.05}.section-heading-row p{max-width:560px;color:var(--ink-soft);margin-top:14px;font-size:15px}.cards-grid.home-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.headline-line{display:block}.philosophy-section{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}.philosophy-section:before{content:"";background-image:linear-gradient(#f6f1e70a 1px,#0000 1px),linear-gradient(90deg,#f6f1e70a 1px,#0000 1px);background-size:64px 64px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle at 30% 40%,#000,#0000 75%);mask-image:radial-gradient(circle at 30% 40%,#000,#0000 75%)}.philosophy-grid{grid-template-columns:1fr .92fr;align-items:center;gap:80px;display:grid;position:relative}.philosophy-copy h2{max-width:620px;font-family:var(--font-display);letter-spacing:-.04em;margin-top:18px;font-size:clamp(36px,4vw,56px);font-weight:500;line-height:1.04}.philosophy-copy>p{color:#f6f1e799;max-width:520px;margin-top:22px;font-size:15px}.formula-board{background:#ffffff09;border:1px solid #f6f1e729;border-radius:22px;max-width:520px;margin-top:38px;padding:26px}.formula-label{font-family:var(--font-mono);letter-spacing:.18em;color:#f6f1e759;font-size:9px}.formula-line{align-items:center;gap:18px;margin-top:15px;font-size:clamp(17px,2vw,22px);display:flex}.formula-equals{color:var(--accent);font-family:var(--font-display);font-style:italic}.formula-fraction{text-align:center;flex-direction:column;gap:4px;display:flex}.formula-fraction span:first-child{color:#ffd7c5;border-bottom:1px solid #f6f1e766;padding-bottom:6px}.formula-fraction span:last-child{color:#f6f1e78c}.formula-source{font-family:var(--font-mono);letter-spacing:.14em;color:#f6f1e74d;margin-top:13px;font-size:9px;display:block}.philosophy-cards{flex-direction:column;gap:12px;display:flex}.how-head{max-width:860px;margin-bottom:38px}.how-head h2{font-family:var(--font-display);letter-spacing:-.045em;margin-top:16px;font-size:clamp(38px,4.6vw,60px);font-weight:500;line-height:1.02}.how-head p{color:#f6f1e794;max-width:620px;margin-top:18px;font-size:15px}.how-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.how-card{grid-template-columns:54px 1fr;padding:24px}.how-foot{font-family:var(--font-mono);letter-spacing:.1em;color:#f6f1e759;margin-top:18px;font-size:9px}.local-section{padding-top:0}.local-card{border:1px solid var(--line);background:radial-gradient(circle at 82% 20%, var(--accent-soft), transparent 32%), var(--surface);text-align:center;padding:clamp(36px,5vw,60px)}.local-card h2{letter-spacing:-.045em;max-width:760px;margin:14px auto 0;font-size:clamp(32px,4vw,50px);font-weight:600;line-height:1.05}.local-card>p{max-width:620px;color:var(--ink-soft);margin:16px auto 0;font-size:14px}.local-points{flex-wrap:wrap;justify-content:center;gap:8px;margin-top:24px;display:flex}.local-points span{border:1px solid var(--line-strong);background:var(--paper);font-family:var(--font-mono);letter-spacing:.06em;color:var(--ink-soft);padding:7px 12px;font-size:9px}.principle-card{background:#ffffff06;border:1px solid #f6f1e721;border-radius:18px;grid-template-columns:54px 1fr;gap:16px;padding:22px;transition:background .18s,border-color .18s,transform .18s;display:grid;position:relative}.principle-card:hover{background:#ffffff0e;border-color:#f6f1e73d;transform:translate(4px)}.principle-card .principle-number{font-family:var(--font-mono);color:var(--accent);grid-row:span 2;padding-top:2px;font-size:12px}.principle-card h3{letter-spacing:-.02em;font-size:17px;font-weight:600}.principle-card p{color:#f6f1e78c;grid-column:2;margin-top:2px;font-size:13px}.philosophy-foot{text-align:right;font-family:var(--font-mono);letter-spacing:.08em;color:#f6f1e759;margin-top:6px;font-size:10px}.multilingual-section{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.multi-grid{grid-template-columns:.9fr 1.1fr;align-items:center;gap:80px;display:grid}.multi-copy h2{letter-spacing:-.045em;margin-top:16px;font-size:clamp(30px,3.6vw,46px);font-weight:600;line-height:1.05}.multi-copy>p{max-width:520px;color:var(--ink-soft);margin-top:18px}.check-list{flex-direction:column;gap:11px;margin-top:24px;display:flex}.check-list li{color:var(--ink-soft);align-items:center;gap:10px;font-size:13px;display:flex}.check-list svg{color:var(--accent);flex:none}.language-pills{flex-wrap:wrap;gap:8px;margin-top:28px;display:flex}.language-pill{border:1px solid var(--line-strong);background:var(--surface);font-family:var(--font-mono);color:var(--ink-soft);border-radius:999px;padding:6px 11px;font-size:10px}.language-pill.ghost{color:var(--ink-muted);background:0 0;border-style:dashed}.lang-stack{grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;display:grid}.mini-lang-card{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:22px;padding:22px}.lang-en-US{transform:translateY(22px)}.mini-lang-head{color:var(--ink-muted);align-items:center;gap:7px;font-size:11px;display:flex}.mini-lang-flag{background:var(--paper-deep);min-width:22px;height:22px;font-family:var(--font-mono);color:var(--ink-soft);border-radius:6px;justify-content:center;align-items:center;padding:0 4px;font-size:9px;font-weight:700;display:inline-flex}.mini-lang-card h3{font-family:var(--font-display);letter-spacing:-.02em;margin-top:14px;font-size:20px;font-weight:500}.mini-field{flex-direction:column;gap:2px;margin-top:15px;display:flex}.mini-field span{color:var(--ink-muted);font-size:10px}.mini-field strong{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600}.mini-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.mini-result{border-top:1px solid var(--line);flex-direction:column;gap:2px;margin-top:18px;padding-top:14px;display:flex}.mini-result span{color:var(--ink-muted);font-size:10px}.mini-result strong{letter-spacing:-.03em;color:var(--accent-deep);font-variant-numeric:tabular-nums;font-size:22px}.lang-equal{border:1px solid var(--line-strong);background:var(--surface);width:34px;height:34px;font-family:var(--font-display);color:var(--accent);border-radius:50%;justify-content:center;align-items:center;font-size:18px;display:inline-flex}.multi-caption{color:var(--ink-muted);justify-content:space-between;gap:12px;margin-top:30px;font-size:10px;display:flex}.multi-caption code{font-size:10px}.ai-section{position:relative;overflow:hidden}.ai-grid{grid-template-columns:.95fr 1.05fr;align-items:center;gap:80px;display:grid}.ai-copy h2{letter-spacing:-.05em;margin-top:16px;font-size:clamp(32px,3.9vw,48px);font-weight:600;line-height:1.03}.ai-copy>p{max-width:520px;color:var(--ink-soft);margin-top:18px}.ai-steps{gap:24px;margin:28px 0;display:flex}.ai-steps div{flex-direction:column;gap:4px;display:flex}.ai-steps span{font-family:var(--font-mono);color:var(--accent);font-size:10px}.ai-steps p{color:var(--ink-soft);font-size:12px}.ai-fineprint{font-family:var(--font-mono);letter-spacing:.08em;color:var(--ink-muted);margin-top:12px;font-size:9px}.ai-visual{position:relative}.prompt-card{color:var(--paper);box-shadow:var(--shadow-lg);background:#1b1a15;border-radius:24px;overflow:hidden}.prompt-card-head{font-family:var(--font-mono);color:#f6f1e766;border-bottom:1px solid #f6f1e71a;align-items:center;gap:10px;padding:13px 18px;font-size:10px;display:flex}.prompt-card-head svg{margin-left:auto}.prompt-dots{gap:5px;display:inline-flex}.prompt-dots i{background:#f6f1e72e;border-radius:50%;width:7px;height:7px}.prompt-dots i:first-child{background:var(--accent)}.prompt-quote{font-family:var(--font-display);color:#ffd7c5;padding:24px 24px 8px;font-size:20px;font-style:italic;line-height:1.45}.prompt-flow{font-family:var(--font-mono);letter-spacing:.1em;color:#f6f1e759;padding:12px 24px 18px;font-size:9px}.json-preview{font-family:var(--font-mono);background:#00000047;border-radius:14px;margin:0 16px 16px;padding:18px;font-size:11px;line-height:1.9}.code-key{color:#ffb79f}.code-str{color:#b7d9a8}.code-punc{color:#f6f1e759}.code-brackets{color:#9fc7e8}.code-cursor-row{position:relative}.code-cursor{vertical-align:-1px;background:var(--accent);width:5px;height:12px;margin-left:4px;animation:1.1s step-end infinite blink;display:inline-block}@keyframes blink{50%{opacity:0}}.ai-float{background:var(--surface);box-shadow:var(--shadow);font-family:var(--font-mono);color:var(--ink-soft);border-radius:999px;align-items:center;gap:8px;padding:9px 13px;font-size:10px;display:inline-flex;position:absolute;bottom:-18px;right:-6px;transform:rotate(-2deg)}.final-cta{padding-top:20px}.final-card{border-radius:var(--radius-xl);background:var(--ink);color:var(--paper);text-align:center;padding:clamp(48px,7vw,88px) clamp(24px,6vw,72px);position:relative;overflow:hidden}.final-grid-lines{background-image:linear-gradient(#f6f1e70d 1px,#0000 1px),linear-gradient(90deg,#f6f1e70d 1px,#0000 1px);background-size:48px 48px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle at 50% 40%,#000,#0000 75%);mask-image:radial-gradient(circle at 50% 40%,#000,#0000 75%)}.final-card>*{position:relative}.final-card h2{max-width:760px;font-family:var(--font-display);letter-spacing:-.045em;margin:16px auto 0;font-size:clamp(38px,5.2vw,66px);font-weight:500;line-height:1.02}.final-card>p{color:#f6f1e794;max-width:520px;margin:18px auto 0}.final-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px;display:flex}.final-note{font-family:var(--font-mono);letter-spacing:.12em;color:#f6f1e752;margin-top:18px;font-size:9px;display:block}.cards-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.calc-card{border:1px solid var(--line);background:var(--surface);border-radius:22px;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;position:relative;overflow:hidden}.calc-card:before{content:"";background:var(--calc-gradient);opacity:0;height:3px;transition:opacity .2s;position:absolute;inset:0 0 auto}.calc-card:hover{border-color:color-mix(in srgb, var(--calc-accent) 32%, var(--line));box-shadow:var(--shadow);transform:translateY(-4px)}.calc-card:hover:before{opacity:1}.calc-card-link{flex-direction:column;flex:1;padding:22px;display:flex}.calc-card-top{justify-content:space-between;align-items:flex-start;margin-bottom:18px;display:flex}.calc-card-emoji{background:color-mix(in srgb, var(--calc-soft) 76%, white);border-radius:15px;justify-content:center;align-items:center;width:50px;height:50px;font-size:26px;display:inline-flex}.calc-card h3{letter-spacing:-.025em;font-size:19px;font-weight:600;line-height:1.25}.calc-card-desc{-webkit-line-clamp:2;color:var(--ink-soft);-webkit-box-orient:vertical;min-height:40px;margin-top:8px;font-size:13px;line-height:1.55;display:-webkit-box;overflow:hidden}.calc-card-tags{flex-wrap:wrap;gap:5px;margin-top:16px;display:flex}.calc-card-foot{border-top:1px solid var(--line);color:var(--ink-muted);justify-content:space-between;align-items:center;margin-top:auto;padding-top:18px;font-size:11px;display:flex}.calc-card-open{color:var(--calc-accent);opacity:0;align-items:center;gap:4px;font-weight:600;transition:opacity .18s,transform .18s;display:inline-flex;transform:translate(-4px)}.calc-card:hover .calc-card-open{opacity:1;transform:translate(0)}.calc-card-actions{border-top:1px solid var(--line);background:var(--surface-2);gap:14px;padding:11px 22px;display:flex}.create-card{border:1px dashed var(--line-strong);background:0 0;border-radius:22px;flex-direction:column;justify-content:center;align-items:flex-start;min-height:260px;padding:26px;transition:border-color .18s,background .18s;display:flex}.create-plus{background:var(--accent-soft);width:46px;height:46px;color:var(--accent-deep);border-radius:50%;justify-content:center;align-items:center;margin-bottom:18px;display:inline-flex}.create-card strong{font-size:17px}.create-card p{color:var(--ink-soft);margin-top:6px;font-size:13px}.create-cta{color:var(--accent-deep);margin-top:20px;font-size:12px;font-weight:600}.page-head{justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:36px;display:flex}.page-head h1{letter-spacing:-.055em;margin-top:10px;font-size:clamp(38px,5vw,62px);font-weight:600;line-height:1}.page-head p{max-width:520px;color:var(--ink-soft);margin-top:12px}.head-actions{flex-wrap:wrap;gap:10px;display:flex}.empty-page,.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:80px 24px;display:flex}.empty-mark{background:var(--paper-deep);border-radius:20px;justify-content:center;align-items:center;width:66px;height:66px;margin-bottom:22px;font-size:30px;display:inline-flex}.empty-page h1,.empty-state h2{letter-spacing:-.04em;font-size:clamp(28px,4vw,40px);font-weight:600}.empty-page p,.empty-state p{max-width:440px;color:var(--ink-soft);margin-top:10px}.empty-actions{flex-wrap:wrap;gap:10px;margin-top:24px;display:flex}.explore-head{align-items:flex-end}.filter-bar{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:18px;align-items:center;gap:16px;padding:12px;display:flex}.search-wrap{background:var(--surface-2);height:42px;color:var(--ink-muted);border-radius:12px;flex:1;align-items:center;gap:10px;padding:0 12px;display:flex;position:relative}.search-wrap input{min-width:0;color:var(--ink);background:0 0;border:0;outline:0;flex:1;font-size:14px}.search-clear{color:var(--ink-muted);background:0 0;border:0;display:inline-flex}.filter-source{color:var(--ink-muted);align-items:center;gap:5px;display:flex}.filter-pill{height:34px;color:var(--ink-soft);background:0 0;border:1px solid #0000;border-radius:999px;padding:0 13px;font-size:12px;font-weight:600;transition:background .14s,color .14s,border-color .14s}.filter-pill.is-active{background:var(--ink);color:var(--paper)}.tag-row{flex-wrap:wrap;align-items:center;gap:6px;margin-top:18px;display:flex}.clear-filters{color:var(--accent-deep);background:0 0;border:0;align-items:center;gap:4px;font-size:11px;display:inline-flex}.results-row{color:var(--ink-muted);justify-content:space-between;align-items:center;margin:30px 0 16px;font-size:12px;display:flex}.results-locale{font-family:var(--font-mono);letter-spacing:.12em;font-size:9px}.explore-grid{grid-template-columns:repeat(auto-fill,minmax(310px,1fr))}.breadcrumb{color:var(--ink-muted);align-items:center;gap:9px;margin-bottom:28px;font-size:12px;display:flex}.breadcrumb a{align-items:center;gap:5px;transition:color .14s;display:inline-flex}.calc-page-head{justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:32px;display:flex}.calc-head-main{align-items:flex-start;gap:20px;display:flex}.calc-hero-emoji{background:var(--calc-soft);border-radius:22px;flex:none;justify-content:center;align-items:center;width:76px;height:76px;font-size:40px;display:inline-flex;box-shadow:inset 0 0 0 1px #1716100d}.calc-head-copy h1{letter-spacing:-.05em;margin-top:7px;font-size:clamp(34px,4.5vw,54px);font-weight:600;line-height:1.05}.calc-head-desc{max-width:650px;color:var(--ink-soft);margin-top:10px}.calc-head-badges{color:var(--ink-muted);align-items:center;gap:8px;font-size:11px;display:flex}.meta-dot{opacity:.45}.calc-head-tags{flex-wrap:wrap;gap:6px;margin-top:14px;display:flex}.local-note{border:1px solid color-mix(in srgb, var(--green) 22%, var(--line));background:var(--green-soft);color:var(--green);align-items:center;gap:5px;margin-top:12px;padding:4px 8px;font-size:10px;font-weight:600;display:inline-flex}.faq-panel{margin-top:16px}.faq-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:16px;display:grid}.faq-list>div{border-top:1px solid var(--line);padding-top:12px}.faq-list h3{letter-spacing:-.01em;font-size:13px;font-weight:600}.faq-list p{color:var(--ink-soft);margin-top:6px;font-size:12px;line-height:1.6}.calc-head-actions{flex-wrap:wrap;flex:none;justify-content:flex-end;align-items:center;gap:8px;display:flex}.calc-surface{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:28px;overflow:hidden}.calc-runner{--calc-accent:var(--accent);--calc-soft:var(--accent-soft);--calc-ink:var(--accent-deep);--calc-gradient:linear-gradient(135deg, #ff7a4d, #e8542f);border-top:4px solid var(--calc-accent);grid-template-columns:minmax(0,1.18fr) minmax(330px,.82fr);display:grid}.fields-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 16px;display:grid}.field{flex-direction:column;gap:6px;min-width:0;display:flex}.field-slider,.field-radio,.field-checkbox,.field-section{grid-column:1/-1}.field-section{border-top:1px solid var(--line);align-items:baseline;gap:10px;margin-top:8px;padding-top:18px;display:flex}.field-section span{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--calc-accent);font-size:10px;font-weight:600}.field-section p{color:var(--ink-muted);font-size:12px}.field-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.field-head label,.field>.field-head>label{color:var(--ink-2);font-size:12px;font-weight:600}.field-help{color:var(--ink-muted);font-size:11px;line-height:1.5}.field-error{color:var(--red);font-size:11px}.field input[type=text],.field input[type=number],.field input[type=date],.field textarea,.field select{border:1px solid var(--line-strong);background:#fff;border-radius:11px;outline:0;width:100%;min-height:44px;padding:9px 12px;font-size:14px;transition:border-color .14s,box-shadow .14s}.field textarea{resize:vertical;min-height:76px}.number-wrap{position:relative}.number-wrap input{font-variant-numeric:tabular-nums;padding-right:58px}.number-unit{color:var(--ink-muted);pointer-events:none;font-size:11px;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.select-wrap{position:relative}.select-wrap select{appearance:none;padding-right:34px}.select-chevron{color:var(--ink-muted);pointer-events:none;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.radio-grid{flex-wrap:wrap;gap:7px;display:flex}.radio-option{border:1px solid var(--line-strong);text-align:left;background:#fff;border-radius:11px;align-items:center;gap:8px;min-height:40px;padding:7px 12px;transition:border-color .14s,background .14s;display:inline-flex}.radio-option:hover{border-color:var(--calc-accent)}.radio-option.is-selected{border-color:var(--calc-accent);background:color-mix(in srgb, var(--calc-soft) 60%, white)}.radio-dot{border:1.5px solid var(--line-strong);border-radius:50%;flex:none;width:14px;height:14px;transition:border-color .14s,box-shadow .14s}.radio-option.is-selected .radio-dot{border-color:var(--calc-accent);background:var(--calc-accent);box-shadow:inset 0 0 0 3px #fff}.radio-copy{flex-direction:column;gap:1px;font-size:12px;font-weight:600;display:flex}.radio-copy small{color:var(--ink-muted);font-size:10px;font-weight:400}.switch-row{border:1px solid var(--line);background:#fff;border-radius:13px;justify-content:space-between;align-items:center;gap:16px;padding:13px 15px;display:flex}.switch-copy{flex-direction:column;gap:3px;display:flex}.switch-label{font-size:12px;font-weight:600}.switch{background:var(--paper-dark);border:0;border-radius:999px;flex:none;width:42px;height:24px;transition:background .16s;position:relative}.switch.is-on{background:var(--calc-accent)}.switch-thumb{background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .16s;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #0000002e}.switch.is-on .switch-thumb{transform:translate(18px)}.field-slider .field-head{align-items:flex-end}.slider-value-wrap{align-items:center;gap:5px;display:flex}.slider-number{text-align:right;width:76px!important;min-height:32px!important;padding:4px 7px!important;font-size:12px!important}.slider-unit{color:var(--ink-muted);font-size:11px}.range-input{appearance:none;cursor:pointer;background:0 0;width:100%;height:22px;margin:2px 0 0}.range-input::-webkit-slider-runnable-track{background:linear-gradient(90deg, var(--calc-accent) 0 var(--range-pct,50%), var(--paper-dark) var(--range-pct,50%) 100%);border-radius:999px;height:5px}.range-input::-moz-range-track{background:var(--paper-dark);border-radius:999px;height:5px}.range-input::-moz-range-progress{background:var(--calc-accent);border-radius:999px;height:5px}.range-input::-webkit-slider-thumb{appearance:none;background:var(--calc-accent);border:3px solid #fff;border-radius:50%;width:18px;height:18px;margin-top:-6.5px;box-shadow:0 1px 6px #17161040}.range-input::-moz-range-thumb{background:var(--calc-accent);border:3px solid #fff;border-radius:50%;width:14px;height:14px}.range-scale{color:var(--ink-muted);font-variant-numeric:tabular-nums;justify-content:space-between;font-size:9px;display:flex}.result-head{justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;display:flex}.result-head-title{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--calc-ink);align-items:center;gap:9px;font-size:10px;font-weight:600;display:inline-flex}.result-head-actions{align-items:center;gap:5px;display:flex}.result-count{color:var(--ink-muted);font-size:10px}.result-grid{grid-template-columns:1fr;gap:10px;display:grid}.calc-tables{border-top:1px solid var(--line);background:var(--surface);flex-direction:column;grid-column:1/-1;gap:12px;padding:26px;display:flex}.calc-tables .table-card{margin-top:0}.result-card{border:1px solid color-mix(in srgb, var(--calc-accent) 14%, var(--line));background:#fffdf8b8;border-radius:15px;flex-direction:column;min-width:0;padding:14px;display:flex}.result-card.emphasis-primary,.result-card.is-text{grid-column:1/-1}.result-card.emphasis-primary{background:var(--ink);border-color:var(--ink);color:var(--paper);padding:18px}.result-label{letter-spacing:.04em;color:var(--ink-muted);font-size:10px;font-weight:600}.emphasis-primary .result-label{color:#f6f1e78c}.result-value{flex-wrap:wrap;align-items:baseline;gap:6px;margin-top:4px;display:flex}.result-number{letter-spacing:-.04em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:clamp(24px,2.5vw,32px);font-weight:600;line-height:1.12}.emphasis-primary .result-number{color:#ffd7c5;font-size:clamp(38px,4.6vw,54px)}.result-card.is-text .result-number{letter-spacing:-.02em;font-size:clamp(20px,2.2vw,26px)}.result-unit{color:var(--ink-muted);font-size:12px}.emphasis-primary .result-unit{color:#f6f1e780}.result-help{color:var(--ink-muted);margin-top:6px;font-size:10px;line-height:1.45}.emphasis-primary .result-help{color:#f6f1e766}.result-card.emphasis-muted{background:0 0;border-color:#0000;padding:8px 4px}.result-error-hint,.result-error-detail{color:var(--red);align-items:center;gap:5px;margin-top:6px;font-size:10px;display:flex}.emphasis-primary .result-error-detail,.emphasis-primary .result-error-hint{color:#ffb4a3}.result-empty{text-align:center;color:var(--ink-muted);border:1px dashed var(--line-strong);border-radius:14px;padding:40px 16px;font-size:12px}.table-card{border:1px solid var(--line);background:var(--surface);border-radius:15px;margin-top:14px;overflow:hidden}.table-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:12px;padding:14px 16px;display:flex}.table-head h3{font-size:13px;font-weight:600}.table-head p{color:var(--ink-muted);margin-top:2px;font-size:9px}.table-help{color:var(--ink-muted);padding:10px 16px 0;font-size:10px}.table-scroll{max-height:430px;overflow:auto}.table-card table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:11px}.table-card th{background:var(--surface-2);text-align:left;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted);white-space:nowrap;border-bottom:1px solid var(--line);padding:9px 12px;font-size:9px;font-weight:700;position:sticky;top:0}.table-card td{white-space:nowrap;border-bottom:1px solid #1716100f;padding:8px 12px}.table-card tbody tr:nth-child(2n){background:#f6f1e75c}.table-card tbody tr:hover{background:color-mix(in srgb, var(--calc-soft) 55%, white)}.table-empty-cell{text-align:center;color:var(--ink-muted);padding:22px!important}.calc-info-grid{grid-template-columns:1.45fr .75fr;gap:16px;margin-top:20px;display:grid}.calc-info-grid.single{grid-template-columns:1fr}.panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;padding:24px}.panel h2{letter-spacing:-.02em;font-size:17px;font-weight:600}.panel p{color:var(--ink-soft);white-space:pre-line;margin-top:10px;font-size:13px;line-height:1.7}.calc-meta dl{grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;display:grid}.calc-meta dl div{flex-direction:column;gap:1px;display:flex}.calc-meta dt{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-muted);font-size:9px}.calc-meta dd{font-size:12px;font-weight:600}.related-section{margin-top:54px}.related-section h2{letter-spacing:-.03em;font-size:24px;font-weight:600}.form-field{flex-direction:column;gap:6px;min-width:0;display:flex}.form-field>span,.form-field>label,.form-label-row>span{color:var(--ink-2);font-size:11px;font-weight:600}.form-field input,.form-field select,.form-field textarea{border:1px solid var(--line-strong);background:#fff;border-radius:10px;outline:0;width:100%;min-height:40px;padding:8px 11px;font-size:13px;transition:border-color .14s,box-shadow .14s}.form-field textarea{resize:vertical;line-height:1.55}.form-field input:disabled{background:var(--surface-2);color:var(--ink-muted)}.form-field .mono,.mono{font-family:var(--font-mono);font-size:12px}.form-label-row{justify-content:space-between;align-items:center;gap:10px;display:flex}.form-hint{color:var(--ink-muted);font-size:10px;line-height:1.5}.form-error{color:var(--red);align-items:center;gap:5px;font-size:11px;display:flex}.form-success{color:var(--green);font-size:11px}.form-grid{gap:12px;display:grid}.form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.check-line{color:var(--ink-soft);cursor:pointer;align-items:center;gap:8px;font-size:12px;display:flex}.check-line input{width:15px;height:15px;accent-color:var(--accent)}.formula-editor{flex-direction:column;gap:7px;display:flex}.formula-input{border:1px solid var(--line-strong);color:#ffd7c5;width:100%;min-height:72px;font-family:var(--font-mono);resize:vertical;background:#1b1a15;border-radius:10px;outline:0;padding:10px 12px;font-size:12px;line-height:1.6}.formula-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #ff5c351c}.formula-input::placeholder{color:#f6f1e740}.formula-toolbar{gap:6px;display:flex;position:relative}.formula-menu{position:relative}.formula-menu summary{border:1px solid var(--line);background:var(--surface);height:29px;color:var(--ink-soft);cursor:pointer;border-radius:8px;align-items:center;gap:5px;padding:0 9px;font-size:10px;font-weight:600;list-style:none;display:inline-flex}.formula-menu summary::-webkit-details-marker{display:none}.formula-menu[open] summary{border-color:var(--ink);color:var(--ink)}.menu-count{font-family:var(--font-mono);color:var(--ink-muted);font-size:8px}.formula-menu-pop{z-index:30;border:1px solid var(--line);background:var(--surface);width:min(560px,78vw);max-height:300px;box-shadow:var(--shadow);border-radius:12px;padding:10px;position:absolute;top:calc(100% + 6px);left:0;overflow:auto}.var-chips{flex-wrap:wrap;gap:5px;display:flex}.var-chip{border:1px solid var(--line);background:var(--surface-2);text-align:left;border-radius:7px;align-items:center;gap:5px;padding:5px 8px;font-size:10px;display:inline-flex}.var-chip:hover{border-color:var(--accent)}.var-chip code{color:var(--accent-deep)}.var-chip span{color:var(--ink-muted);text-overflow:ellipsis;white-space:nowrap;max-width:100px;overflow:hidden}.function-menu{width:min(640px,82vw)}.function-menu-group h4{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);padding:8px 4px 4px;font-size:9px}.function-item{text-align:left;background:0 0;border:0;border-radius:6px;width:100%;padding:6px 7px;display:block}.function-item:hover{background:var(--paper-deep)}.function-item code{color:var(--ink-soft);font-size:10px}.formula-status{min-height:16px;font-size:10px}.formula-error{color:var(--red);align-items:center;gap:5px;display:flex}.formula-ok{color:var(--ink-muted);align-items:baseline;gap:7px;display:flex}.formula-ok strong{font-family:var(--font-mono);color:var(--green);font-weight:600}.formula-idle{color:var(--ink-muted)}.formula-inline-hint{color:var(--ink-muted);font-size:9px}.format-editor{border:1px solid var(--line);background:var(--surface-2);border-radius:12px;flex-wrap:wrap;align-items:flex-end;gap:10px;padding:12px;display:flex}.format-editor .form-field{flex:120px}.format-editor.is-compact{padding:8px}.modal-overlay{z-index:100;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#1716108c;justify-content:center;align-items:center;padding:20px;animation:.16s fade-in;display:flex;position:fixed;inset:0}@keyframes fade-in{0%{opacity:0}}.modal{background:var(--surface);width:min(640px,100%);max-height:min(86vh,900px);box-shadow:var(--shadow-lg);border:1px solid #ffffff24;border-radius:24px;flex-direction:column;animation:.22s cubic-bezier(.2,.8,.2,1) modal-in;display:flex}@keyframes modal-in{0%{opacity:0;transform:translateY(10px)scale(.985)}}.modal-sm{width:min(440px,100%)}.modal-lg{width:min(900px,100%)}.modal-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:20px;padding:22px 24px 16px;display:flex}.modal-head h2{letter-spacing:-.03em;font-size:21px;font-weight:600}.modal-head p{color:var(--ink-muted);margin-top:4px;font-size:12px}.modal-body{padding:22px 24px;overflow-y:auto}.modal-foot{border-top:1px solid var(--line);justify-content:flex-end;gap:8px;padding:14px 24px 20px;display:flex}.modal-note{color:var(--ink-soft);font-size:14px}.toast-stack{z-index:200;pointer-events:none;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast{border:1px solid var(--line);background:var(--ink);min-width:220px;max-width:min(460px,90vw);color:var(--paper);box-shadow:var(--shadow-lg);pointer-events:auto;border-radius:12px;align-items:center;gap:9px;padding:10px 12px;font-size:12px;animation:.2s toast-in;display:flex}@keyframes toast-in{0%{opacity:0;transform:translateY(6px)}}.toast-icon{color:#8fd8a4}.toast-error .toast-icon{color:#ff9c83}.toast-message{flex:1}.toast-close{color:#f6f1e773;background:0 0;border:0;display:inline-flex}.draft-banner{border:1px solid color-mix(in srgb, var(--accent) 28%, var(--line));background:linear-gradient(120deg, var(--accent-soft), var(--surface));border-radius:16px;align-items:center;gap:14px;margin-bottom:24px;padding:14px 16px;display:flex}.draft-icon{background:var(--surface);width:38px;height:38px;color:var(--accent-deep);border-radius:11px;flex:none;justify-content:center;align-items:center;display:inline-flex}.draft-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.draft-copy strong{font-size:13px}.draft-copy span{color:var(--ink-muted);text-overflow:ellipsis;white-space:nowrap;align-items:center;gap:4px;font-size:10px;display:inline-flex;overflow:hidden}.draft-actions{flex-wrap:wrap;gap:5px;display:flex}.mine-grid{grid-template-columns:repeat(auto-fill,minmax(310px,1fr))}.studio-shell{background:var(--paper);min-height:100vh}.studio-page{min-height:100vh}.studio-topbar{z-index:60;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#fffdf8eb;position:sticky;top:0}.studio-topbar-inner{justify-content:space-between;align-items:center;gap:20px;width:min(1600px,100% - 32px);min-height:62px;margin:0 auto;display:flex}.studio-brand{align-items:center;gap:9px;min-width:0;display:flex}.studio-back{width:30px;height:30px;color:var(--ink-soft);border-radius:8px;justify-content:center;align-items:center;display:none}.studio-back:hover{background:var(--paper-deep);color:var(--ink)}.studio-crumb-slash,.studio-crumb-sep{color:var(--ink-muted)}.studio-crumb{color:var(--ink-muted);font-size:12px}.studio-crumb:hover{color:var(--ink)}.studio-title{text-overflow:ellipsis;white-space:nowrap;max-width:260px;font-size:13px;font-weight:600;overflow:hidden}.save-state{background:var(--green-soft);color:var(--green);white-space:nowrap;border-radius:999px;align-items:center;gap:5px;padding:3px 8px;font-size:9px;font-weight:600;display:inline-flex}.save-state.is-dirty{color:var(--gold);background:#fbf1dc}.save-dot{background:currentColor;border-radius:50%;width:5px;height:5px}.studio-actions{align-items:center;gap:7px;display:flex}.locale-switch{border:1px solid var(--line);background:var(--surface-2);border-radius:9px;gap:2px;padding:3px;display:inline-flex}.locale-switch button{height:26px;color:var(--ink-muted);background:0 0;border:0;border-radius:6px;padding:0 9px;font-size:10px;font-weight:600}.locale-switch button.is-active{background:var(--ink);color:var(--paper)}.studio-tool{height:34px;color:var(--ink-soft);background:0 0;border:1px solid #0000;border-radius:8px;align-items:center;gap:6px;padding:0 10px;font-size:11px;font-weight:600;display:inline-flex}.studio-tool:hover{background:var(--paper-deep);color:var(--ink)}.issues-tool.has-errors{color:var(--red);background:var(--red-soft)}.issues-tool.has-warnings{color:var(--gold);background:#fbf1dc}.mobile-preview-toggle{display:none}.studio-body{grid-template-columns:218px minmax(0,1fr) 410px;width:min(1600px,100%);height:calc(100vh - 62px);margin:0 auto;display:grid;overflow:hidden}.studio-nav{border-right:1px solid var(--line);flex-direction:column;gap:3px;padding:22px 14px;display:flex;position:relative;overflow-y:auto}.studio-nav-label{font-family:var(--font-mono);letter-spacing:.14em;color:var(--ink-muted);padding:0 9px 9px;font-size:9px}.studio-step{text-align:left;background:0 0;border:0;border-radius:10px;grid-template-columns:auto auto 1fr;align-items:center;gap:7px;padding:10px 9px;transition:background .14s;display:grid}.studio-step:hover{background:#1716100a}.studio-step.is-active{background:var(--surface);box-shadow:var(--shadow-sm)}.studio-step-index{font-family:var(--font-mono);color:var(--ink-muted);font-size:8px}.studio-step-icon{color:var(--ink-muted);display:inline-flex}.studio-step.is-active .studio-step-icon{color:var(--accent)}.studio-step-copy{flex-direction:column;min-width:0;display:flex}.studio-step-copy strong{font-size:12px;font-weight:600}.studio-step-copy small{color:var(--ink-muted);white-space:nowrap;text-overflow:ellipsis;font-size:9px;overflow:hidden}.studio-nav-foot{margin-top:auto;padding-top:20px}.nav-foot-card{border:1px dashed var(--line-strong);border-radius:10px;padding:12px}.nav-foot-card span{font-family:var(--font-mono);letter-spacing:.08em;color:var(--accent-deep);font-size:8px}.nav-foot-card p{color:var(--ink-muted);margin-top:5px;font-size:10px;line-height:1.5}.studio-editor{padding:26px 30px 60px;overflow-y:auto}.editor-step{max-width:760px;margin:0 auto}.editor-head{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px;display:flex}.editor-head h2{letter-spacing:-.035em;font-size:24px;font-weight:600}.editor-head p{color:var(--ink-muted);margin-top:4px;font-size:12px}.editor-panel{border:1px solid var(--line);background:var(--surface);border-radius:15px;flex-direction:column;gap:14px;margin-bottom:16px;padding:20px;display:flex}.panel-heading h3{align-items:center;gap:7px;font-size:15px;font-weight:600;display:flex}.panel-heading p{color:var(--ink-muted);margin-top:4px;font-size:11px}.button-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.danger-panel{border-color:color-mix(in srgb, var(--red) 28%, var(--line));background:linear-gradient(120deg, var(--red-soft), var(--surface));flex-direction:row;justify-content:space-between;align-items:center;gap:20px}.danger-panel h3{font-size:14px}.danger-panel p{color:var(--ink-muted);margin-top:3px;font-size:11px}.inline-actions{flex-wrap:wrap;align-items:center;gap:10px;display:inline-flex}.editor-list{flex-direction:column;gap:10px;display:flex}.editor-card{border:1px solid var(--line);background:var(--surface);border-radius:14px;transition:border-color .16s,box-shadow .16s;overflow:hidden}.editor-card.is-open{border-color:color-mix(in srgb, var(--accent) 30%, var(--line));box-shadow:var(--shadow-sm)}.editor-card-head{align-items:center;gap:4px;padding-right:8px;display:flex}.editor-toggle{text-align:left;background:0 0;border:0;flex:1;align-items:center;gap:9px;min-width:0;padding:12px 10px;display:flex}.editor-grip{color:var(--line-strong);cursor:grab}.editor-kind-icon{background:var(--paper);width:32px;height:32px;color:var(--ink-soft);border-radius:8px;flex:none;justify-content:center;align-items:center;display:inline-flex}.editor-card-title{flex-direction:column;flex:1;min-width:0;display:flex}.editor-card-title strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:600;overflow:hidden}.editor-card-title>span{color:var(--ink-muted);align-items:center;gap:6px;font-size:9px;display:flex}.editor-card-title code{background:var(--paper);color:var(--accent-deep);border-radius:4px;padding:1px 4px;font-size:9px}.editor-card-title small{font-size:9px}.editor-actions{align-items:center;gap:0;display:flex}.editor-chevron{color:var(--ink-muted);flex:none;transition:transform .16s}.editor-chevron.is-open{transform:rotate(180deg)}.editor-card-body{border-top:1px solid var(--line);background:var(--surface-2);flex-direction:column;gap:14px;padding:16px;display:flex}.kind-hint{color:var(--ink-muted);align-items:flex-end;padding-bottom:9px;font-size:10px;display:flex}.is-invalid{border-color:var(--red)!important}.option-editor{flex-direction:column;gap:8px;display:flex}.option-list{flex-direction:column;gap:6px;display:flex}.option-row{grid-template-columns:100px minmax(0,1fr) 90px 30px;align-items:center;gap:6px;display:grid}.option-row .form-field{gap:0}.option-row input{min-height:34px;padding:6px 8px}.date-default-editor{flex-wrap:wrap;align-items:flex-end;gap:16px;display:flex}.advanced-block{border-top:1px solid var(--line);padding-top:4px}.advanced-block summary{color:var(--ink-muted);cursor:pointer;padding:8px 0 4px;font-size:10px;font-weight:600}.advanced-block .form-grid{margin-top:8px}.columns-editor{border:1px solid var(--line);background:var(--surface);border-radius:11px;flex-direction:column;gap:8px;padding:12px;display:flex}.column-card{border:1px solid var(--line);background:var(--surface-2);border-radius:9px;flex-direction:column;gap:10px;padding:12px;display:flex}.column-head{justify-content:space-between;align-items:center;display:flex}.column-head code{color:var(--accent-deep);font-size:9px}.primary-dot{background:var(--accent);border-radius:50%;width:6px;height:6px}.editor-empty{border:1px dashed var(--line-strong);text-align:center;border-radius:16px;flex-direction:column;align-items:center;padding:56px 24px;display:flex}.editor-empty>span{background:var(--paper-deep);width:48px;height:48px;color:var(--ink-muted);border-radius:50%;justify-content:center;align-items:center;margin-bottom:14px;font-size:22px;display:inline-flex}.editor-empty h3{font-size:16px}.editor-empty p{color:var(--ink-muted);margin:5px 0 16px;font-size:12px}.emoji-suggestions{flex-wrap:wrap;align-content:flex-end;gap:4px;padding-bottom:20px;display:flex}.emoji-suggestions button{border:1px solid var(--line);background:var(--surface-2);border-radius:7px;width:29px;height:29px;font-size:15px}.emoji-suggestions button.is-active{border-color:var(--accent);background:var(--accent-soft)}.theme-grid{flex-wrap:wrap;gap:7px;display:flex}.theme-option{border:1px solid var(--line);background:var(--surface);border-radius:8px;align-items:center;gap:6px;height:34px;padding:0 10px;font-size:10px;font-weight:600;display:inline-flex}.theme-option.is-active{border-color:var(--ink);background:var(--paper)}.theme-swatch{border-radius:50%;width:16px;height:16px}.meta-language-hint{border-top:1px solid var(--line);color:var(--ink-muted);align-items:center;gap:8px;padding-top:10px;font-size:10px;display:flex}.meta-language-hint strong{color:var(--ink-soft)}.kind-picker{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.kind-option{border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:11px;align-items:flex-start;gap:9px;padding:12px;transition:border-color .14s,background .14s;display:flex}.kind-option:hover{border-color:var(--accent);background:var(--accent-soft)}.kind-option-icon{background:var(--paper);width:34px;height:34px;color:var(--ink-soft);border-radius:8px;flex:none;justify-content:center;align-items:center;display:inline-flex}.kind-option strong{font-size:12px;display:block}.kind-option small{color:var(--ink-muted);margin-top:2px;font-size:9px;line-height:1.4;display:block}.issues-panel{border:1px solid var(--line);background:var(--surface);border-radius:13px;max-width:760px;margin:26px auto 0;padding:14px}.issues-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.issues-head>div{flex-direction:column;display:flex}.issues-eyebrow{font-family:var(--font-mono);letter-spacing:.12em;color:var(--ink-muted);font-size:8px}.issues-head strong{font-size:12px}.ok-icon{color:var(--green)}.issue-list{flex-direction:column;gap:2px;margin-top:8px;display:flex}.issue-row{text-align:left;background:0 0;border:0;border-radius:6px;align-items:center;gap:7px;width:100%;padding:5px 6px;font-size:10px;display:flex}.issue-row:hover{background:var(--paper)}.issue-error svg{color:var(--red)}.issue-warning svg{color:var(--gold)}.issue-row span{flex:1}.issue-row code,.issue-row em{font-family:var(--font-mono);color:var(--ink-muted);font-size:8px}.issues-empty,.issues-more{color:var(--ink-muted);margin-top:5px;font-size:10px}.constants-editor{flex-direction:column;gap:8px;display:flex}.json-box{border:1px solid var(--line-strong);color:#d9e8c9;width:100%;font-family:var(--font-mono);resize:vertical;background:#1b1a15;border-radius:10px;outline:0;padding:10px 12px;font-size:11px;line-height:1.65}.json-box:focus{border-color:var(--accent)}.json-box::placeholder{color:#f6f1e740}.ai-panel-inline{background:linear-gradient(120deg, var(--accent-soft), var(--surface))}.studio-preview{border-left:1px solid var(--line);background:var(--paper-deep);padding:20px;overflow-y:auto}.builder-preview{flex-direction:column;gap:10px;display:flex}.preview-head{justify-content:space-between;align-items:flex-end;gap:10px;display:flex}.preview-head>div:first-child{flex-direction:column;display:flex}.preview-eyebrow{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);font-size:9px;font-weight:600}.preview-hint{color:var(--ink-muted);font-size:9px}.preview-tools{align-items:center;gap:5px;display:flex}.device-toggle{border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:2px;display:inline-flex}.device-toggle button{width:25px;height:23px;color:var(--ink-muted);background:0 0;border:0;border-radius:5px;justify-content:center;align-items:center;display:inline-flex}.device-toggle button.is-active{background:var(--ink);color:var(--paper)}.preview-frame{border:1px solid var(--line);background:var(--paper);border-radius:16px;padding:10px;overflow:hidden}.preview-calc-head{align-items:center;gap:9px;padding:6px 6px 12px;display:flex}.preview-calc-emoji{background:var(--calc-soft,var(--paper-deep));border-radius:8px;flex:none;justify-content:center;align-items:center;width:30px;height:30px;font-size:17px;display:inline-flex}.preview-calc-head strong{font-size:12px;line-height:1.3;display:block}.preview-calc-head p{-webkit-line-clamp:1;color:var(--ink-muted);-webkit-box-orient:vertical;margin-top:1px;font-size:9px;display:-webkit-box;overflow:hidden}.preview-frame.device-mobile{border-color:var(--line-strong);border-radius:24px;width:100%;max-width:370px;margin:0 auto}.preview-frame .calc-runner{border-top-width:3px;border-radius:12px;grid-template-columns:1fr;overflow:hidden}.preview-frame .calc-fields{padding:16px}.preview-frame .fields-grid{grid-template-columns:1fr}.preview-frame .calc-output-wrap{border-left:0;border-top:1px solid var(--line)}.preview-frame .result-panel{padding:16px}.preview-frame .result-grid{grid-template-columns:1fr}.preview-frame .result-card{grid-column:1/-1}.preview-frame .emphasis-primary .result-number{font-size:32px}.preview-frame .table-card table{font-size:10px}.preview-frame .calc-tables{padding:16px}.preview-frame .table-scroll{max-height:280px}.preview-empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:240px;padding:20px;display:flex}.preview-empty span{font-size:30px}.preview-empty p{max-width:230px;color:var(--ink-muted);margin-top:10px;font-size:11px}.preview-foot{text-align:center;color:var(--ink-muted);font-size:9px}.ai-dialog{flex-direction:column;gap:12px;display:flex}.ai-note{background:var(--paper);color:var(--ink-muted);border-radius:8px;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 10px;font-size:10px;display:flex}.ai-note svg{color:var(--accent)}.ai-note-sep{opacity:.4}.ai-tabs{border-bottom:1px solid var(--line);gap:4px;display:flex}.ai-tab{color:var(--ink-muted);background:0 0;border:0;border-bottom:2px solid #0000;align-items:center;gap:5px;padding:8px 10px;font-size:11px;font-weight:600;display:inline-flex}.ai-tab.is-active{border-bottom-color:var(--accent);color:var(--ink)}.ai-stack{flex-direction:column;gap:12px;display:flex}.prompt-box{border:1px solid var(--line);background:var(--surface-2);width:100%;font-family:var(--font-mono);resize:vertical;border-radius:9px;padding:10px;font-size:10px;line-height:1.55}.ai-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding-top:12px;display:flex}.ai-local-mark{font-family:var(--font-mono);letter-spacing:.06em;color:var(--ink-muted);align-items:center;gap:5px;font-size:8px;display:inline-flex}.ai-footer-actions{gap:6px;display:flex}.studio-start-head{border-bottom:1px solid var(--line)}.studio-start-inner{justify-content:space-between;align-items:center;gap:24px;min-height:72px;display:flex}.start-brand{align-items:center;gap:36px;display:flex}.start-brand nav{gap:16px;display:flex}.start-brand nav a{color:var(--ink-soft);font-size:12px}.start-brand nav a:hover{color:var(--accent)}.start-actions{align-items:center;gap:16px;display:flex}.studio-start-main{padding-top:64px;padding-bottom:80px}.start-hero{max-width:620px;margin-bottom:36px}.start-hero h1{letter-spacing:-.055em;margin-top:12px;font-size:clamp(40px,6vw,68px);font-weight:600;line-height:1}.start-hero p{color:var(--ink-soft);margin-top:14px}.start-draft{border:1px solid color-mix(in srgb, var(--accent) 30%, var(--line));background:linear-gradient(110deg, var(--accent-soft), var(--surface));border-radius:16px;align-items:center;gap:14px;max-width:880px;margin-bottom:20px;padding:14px 16px;display:flex}.start-draft-emoji{font-size:28px}.start-draft>div:nth-child(2){flex-direction:column;flex:1;display:flex}.start-draft strong{font-size:13px}.start-draft span{color:var(--ink-muted);align-items:center;gap:4px;font-size:10px;display:inline-flex}.start-draft-actions{gap:5px;display:flex}.start-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:1080px;display:grid}.start-card{border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:18px;flex-direction:column;align-items:flex-start;padding:22px;transition:transform .18s,border-color .18s,box-shadow .18s;display:flex}.start-card:hover{border-color:var(--accent);box-shadow:var(--shadow);transform:translateY(-3px)}.start-card-icon{background:var(--paper);width:46px;height:46px;color:var(--ink);border-radius:13px;justify-content:center;align-items:center;margin-bottom:16px;display:inline-flex}.start-ai .start-card-icon{background:var(--accent-soft);color:var(--accent-deep)}.start-card strong{font-size:16px}.start-card p{min-height:36px;color:var(--ink-muted);margin-top:5px;font-size:11px;line-height:1.5}.start-card-cta{color:var(--accent-deep);align-items:center;gap:4px;margin-top:16px;font-size:10px;font-weight:600;display:inline-flex}.start-templates{margin-top:58px}.start-more{justify-content:flex-end;margin-top:18px;display:flex}.compact-row{align-items:flex-end;margin-bottom:20px}.compact-row h2{letter-spacing:-.03em;margin-top:8px;font-size:24px;font-weight:600}.start-template-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.start-template-card{border:1px solid var(--line);background:var(--surface);border-radius:14px;gap:12px;padding:16px;transition:transform .16s,border-color .16s;display:flex;position:relative}.start-template-card:hover{border-color:var(--calc-accent);transform:translateY(-2px)}.start-template-emoji{background:var(--calc-soft);border-radius:10px;flex:none;justify-content:center;align-items:center;width:38px;height:38px;font-size:20px;display:inline-flex}.start-template-card strong{font-size:12px}.start-template-card p{-webkit-line-clamp:2;color:var(--ink-muted);-webkit-box-orient:vertical;margin-top:3px;font-size:9px;line-height:1.45;display:-webkit-box;overflow:hidden}.start-template-tags{gap:3px;margin-top:6px;display:flex}.start-template-tags .tag-chip{height:18px;padding:0 6px;font-size:8px}.start-template-cta{color:var(--calc-accent);opacity:0;align-items:center;gap:3px;font-size:8px;font-weight:600;transition:opacity .16s;display:inline-flex;position:absolute;bottom:10px;right:12px}.start-template-card:hover .start-template-cta{opacity:1}.studio-missing{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:80vh;padding:24px;display:flex}.studio-missing h1{letter-spacing:-.04em;font-size:34px}.studio-missing p{color:var(--ink-soft);margin:8px 0 20px}.docs-page{padding-bottom:20px}.docs-hero{border-bottom:1px solid var(--line);padding-top:22px;padding-bottom:56px}.docs-hero h1{letter-spacing:-.055em;max-width:900px;margin-top:14px;font-size:clamp(40px,4.6vw,62px);font-weight:600;line-height:.99}.docs-hero>p{max-width:680px;color:var(--ink-soft);margin-top:18px;font-size:16px}.docs-hero-actions{flex-wrap:wrap;gap:10px;margin-top:26px;display:flex}.docs-layout{grid-template-columns:210px minmax(0,1fr);gap:60px;padding-top:48px;display:grid}.docs-toc{flex-direction:column;align-self:start;gap:2px;display:flex;position:sticky;top:96px}.toc-label{font-family:var(--font-mono);letter-spacing:.14em;color:var(--ink-muted);margin-bottom:8px;font-size:8px}.docs-toc>a{color:var(--ink-soft);border-radius:7px;align-items:baseline;gap:8px;padding:6px 8px;font-size:11px;display:flex}.docs-toc>a:hover{background:var(--surface);color:var(--ink)}.docs-toc>a span{font-family:var(--font-mono);color:var(--ink-muted);font-size:8px}.toc-cta{border:1px dashed var(--line-strong);border-radius:11px;margin-top:26px;padding:14px}.toc-cta svg{color:var(--accent)}.toc-cta p{color:var(--ink-muted);margin-top:6px;font-size:10px;line-height:1.5}.toc-cta a{color:var(--accent-deep);margin-top:8px;font-size:10px;font-weight:600;display:inline-block}.docs-content{min-width:0;max-width:800px}.docs-section{border-bottom:1px solid var(--line);margin-bottom:52px;padding-bottom:52px;scroll-margin-top:100px;position:relative}.docs-number{font-family:var(--font-mono);color:var(--ink-muted);font-size:10px;position:absolute;top:4px;right:0}.docs-section h2{letter-spacing:-.04em;font-size:28px;font-weight:600}.docs-section>p{max-width:700px;color:var(--ink-soft);margin-top:10px;font-size:14px}.model-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:20px;display:grid}.model-card{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:16px}.model-card>span{font-family:var(--font-mono);color:var(--accent);font-size:8px}.model-card h3{margin-top:6px;font-size:14px}.model-card p{color:var(--ink-muted);margin-top:4px;font-size:11px;line-height:1.5}.principles-list{flex-direction:column;gap:0;margin-top:18px;display:flex}.principle-row{border-bottom:1px solid var(--line);grid-template-columns:220px 1fr;gap:24px;padding:14px 0;display:grid}.principle-row h3{font-size:14px}.principle-row p{color:var(--ink-soft);font-size:12px}.docs-table-wrap{border:1px solid var(--line);border-radius:12px;margin-top:16px}.docs-table{border-collapse:collapse;width:100%;font-size:12px}.docs-table th{background:var(--surface-2);text-align:left;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);border-bottom:1px solid var(--line);padding:9px 12px;font-size:9px}.docs-table td{border-bottom:1px solid var(--line);color:var(--ink-soft);padding:9px 12px}.docs-table code{color:var(--accent-deep);font-size:10px}.docs-callout{border-left:3px solid var(--accent);background:var(--surface);color:var(--ink-soft);border-radius:0 10px 10px 0;margin-top:16px;padding:16px;font-size:12px}.docs-callout strong{color:var(--ink);margin-bottom:6px;display:block}.docs-callout p+p{margin-top:4px}.formula-examples{flex-direction:column;gap:5px;margin-top:14px;display:flex}.formula-examples code{border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);border-radius:8px;padding:8px 10px;font-size:10px}.function-group{margin-top:22px}.function-group h3{color:var(--ink);margin-bottom:8px;font-size:14px}.function-list{flex-direction:column;gap:4px;display:flex}.function-row{border-bottom:1px solid var(--line);grid-template-columns:220px 1fr 170px;align-items:baseline;gap:14px;padding:8px 10px;display:grid}.function-row code{color:var(--accent-deep);font-size:9px}.function-row p{color:var(--ink-soft);font-size:11px}.function-example{font-family:var(--font-mono);color:var(--ink-muted);text-overflow:ellipsis;white-space:nowrap;font-size:8px;overflow:hidden}.docs-list{flex-direction:column;gap:6px;margin-top:14px;display:flex}.docs-list li{color:var(--ink-soft);padding-left:16px;font-size:12px;position:relative}.docs-list li:before{content:"→";color:var(--accent);position:absolute;left:0}.code-block{border:1px solid var(--line);background:#1b1a15;border-radius:12px;margin-top:14px;overflow:hidden}.code-block-head{font-family:var(--font-mono);color:#f6f1e766;border-bottom:1px solid #f6f1e71a;justify-content:space-between;align-items:center;padding:8px 12px;font-size:9px;display:flex}.code-block-head .mini-action{color:#f6f1e78c}.code-block pre{color:#e7dfcf;padding:14px;font-size:10px;line-height:1.65;overflow-x:auto}.docs-example-head{justify-content:space-between;align-items:flex-end;gap:20px;margin-top:28px;display:flex}.docs-example-head h3{font-size:18px}.docs-example-head p{color:var(--ink-muted);margin-top:4px;font-size:11px}@media (width<=1280px){.studio-body{grid-template-columns:200px minmax(0,1fr) 370px}.studio-title{max-width:180px}.studio-tool span{display:none}.studio-tool{justify-content:center;width:34px;padding:0}}@media (width<=1120px){.studio-body{grid-template-columns:190px minmax(0,1fr) 350px}.philosophy-grid,.multi-grid,.ai-grid{gap:48px}.hero-grid{gap:40px}.calc-runner{grid-template-columns:minmax(0,1fr) minmax(300px,.82fr)}}@media (width<=980px){.main-nav{display:none}.mobile-toggle{display:inline-flex}.header-cta{display:none}.mobile-nav{border-top:1px solid var(--line);background:var(--surface);display:block}.mobile-nav-inner{flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;display:flex}.mobile-link{background:var(--paper);border-radius:999px;padding:7px 11px;font-size:12px;font-weight:600}.mobile-link.is-active{background:var(--ink);color:var(--paper)}.mobile-cta{background:var(--accent);color:#fff;border-radius:999px;align-items:center;gap:5px;padding:7px 11px;font-size:12px;font-weight:600;display:inline-flex}.hero-grid{grid-template-columns:1fr;gap:60px}.hero-copy{max-width:720px}.hero-visual{width:100%;max-width:540px;margin:0 auto}.philosophy-grid,.multi-grid,.ai-grid{grid-template-columns:1fr}.philosophy-copy h2{max-width:680px}.multi-visual{width:100%;max-width:620px;margin:0 auto}.ai-visual{width:100%;max-width:600px;margin:0 auto}.cards-grid.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.calc-page-head{flex-direction:column;align-items:flex-start}.calc-head-actions{justify-content:flex-start}.calc-runner{grid-template-columns:1fr}.calc-output-wrap{border-left:0;border-top:1px solid var(--line)}.calc-info-grid,.faq-list{grid-template-columns:1fr}.docs-layout{grid-template-columns:1fr;gap:32px}.docs-toc{display:none;position:static}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.studio-body{height:auto;display:block;overflow:visible}.studio-nav{z-index:20;border-right:0;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#f6f1e7f0;flex-direction:row;gap:4px;padding:8px 16px;position:sticky;top:62px;overflow-x:auto}.studio-nav-label,.studio-nav-foot,.studio-step-index,.studio-step-copy small{display:none}.studio-step{border-radius:8px;flex:none;grid-template-columns:auto 1fr;padding:7px 10px}.studio-step-copy strong{font-size:11px}.studio-editor{padding:20px 16px 60px;overflow:visible}.studio-preview{border-left:0;padding:16px;display:none}.studio-body.show-mobile-preview .studio-editor,.studio-body.show-mobile-preview .studio-nav{display:none}.studio-body.show-mobile-preview .studio-preview{display:block}.mobile-preview-toggle{display:inline-flex}.studio-topbar-inner{width:calc(100% - 20px)}.studio-back{display:inline-flex}.studio-title,.studio-crumb,.studio-crumb-slash,.studio-crumb-sep,.save-state{display:none}.studio-start-inner{flex-wrap:wrap}.start-brand{gap:20px}.start-brand nav{display:none}.start-grid,.start-template-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=720px){.container,.container.narrow{width:calc(100% - 32px)}.header-inner{gap:12px}.logo-sub{display:none}.hero{padding-top:54px}.hero h1{font-size:clamp(44px,13vw,66px)}.hero-subtitle{font-size:15px}.hero-stats{gap:24px}.section{padding:64px 0}.section-heading-row{flex-direction:column;align-items:flex-start;gap:14px}.section-heading-row h2{font-size:32px}.cards-grid.home-grid,.cards-grid,.explore-grid,.mine-grid{grid-template-columns:1fr}.philosophy-section{padding:64px 0}.philosophy-copy h2{font-size:38px}.how-grid{grid-template-columns:1fr}.how-head h2{font-size:38px}.local-card{padding:30px 20px}.local-card h2{font-size:32px}.formula-line{flex-wrap:wrap}.formula-fraction{width:100%}.lang-stack{grid-template-columns:1fr}.lang-en-US{transform:none}.lang-equal{margin:0 auto}.multi-caption{flex-direction:column}.ai-steps{flex-direction:column;gap:10px}.final-card{border-radius:24px}.footer-grid{grid-template-columns:1fr}.page{padding-top:28px}.page-head{flex-direction:column;align-items:flex-start;gap:18px}.filter-bar{flex-direction:column;align-items:stretch;gap:8px}.filter-source{flex-wrap:wrap}.calc-head-main{flex-direction:column;gap:14px}.calc-hero-emoji{border-radius:18px;width:62px;height:62px;font-size:32px}.calc-head-copy h1{font-size:36px}.calc-head-actions{width:100%}.calc-head-actions .btn{flex:auto}.calc-fields{padding:20px}.fields-grid{grid-template-columns:1fr}.result-panel{padding:20px}.result-grid{grid-template-columns:1fr}.result-card{grid-column:1/-1}.emphasis-primary .result-number{font-size:40px}.draft-banner,.start-draft{flex-wrap:wrap;align-items:flex-start}.draft-actions,.start-draft-actions{justify-content:flex-end;width:100%}.start-grid,.start-template-grid{grid-template-columns:1fr}.studio-start-main{padding-top:40px}.start-hero h1{font-size:44px}.studio-brand .logo-type{display:none}.studio-actions{gap:3px}.studio-actions .btn span:not(.btn-icon){display:none}.studio-topbar-inner{flex-wrap:nowrap}.studio-topbar{position:sticky}.editor-head{flex-direction:column;align-items:flex-start}.form-grid.two,.form-grid.three{grid-template-columns:1fr}.option-row{grid-template-columns:80px minmax(0,1fr) 30px}.option-hint{display:none}.kind-picker{grid-template-columns:repeat(2,minmax(0,1fr))}.format-editor{flex-direction:column;align-items:stretch}.function-row{grid-template-columns:1fr;gap:2px}.function-example{display:none}.model-grid{grid-template-columns:1fr}.principle-row{grid-template-columns:1fr;gap:4px}.docs-hero h1{font-size:44px}.docs-layout{padding-top:24px}.modal{border-radius:18px;max-height:92vh}.modal-head,.modal-body,.modal-foot{padding-left:16px;padding-right:16px}.ai-footer{flex-direction:column;align-items:flex-start}.table-card th,.table-card td{padding-left:8px;padding-right:8px}}@media (width<=420px){.studio-ai-tool{display:none}.studio-topbar-inner{gap:6px}.studio-actions{gap:2px}.locale-switch button{padding:0 7px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}*,:before,:after{border-radius:3px!important}@media (width<=720px){input,textarea,select{font-size:16px}}:root{--sheet:#f8f0dc;--sheet-deep:#f1e5cb;--sheet-line:#58442633;--sheet-line-strong:#3a2e1c80;--cover:#5c6b4f;--cover-dark:#45523b;--cover-ink:#f4ecd8;--ink-hard:#2c2a22;--shadow-hard:6px 7px 0 #432c1238;--shadow-hard-sm:3px 3px 0 #432c1233}body{background-color:#312c27;background-image:radial-gradient(at 50% -10%,#ffe2b421,#0000 60%),url(/desk.svg);background-repeat:no-repeat,repeat;background-size:auto,600px 600px;background-attachment:fixed,fixed;overflow-x:hidden}body:before{content:"";z-index:0;pointer-events:none;opacity:1;background:radial-gradient(at 50% 42%,#0000 54%,#0a08064d 100%),linear-gradient(115deg,#fff0d60d,#0000 34%);position:fixed;inset:0}body:after{content:"";z-index:0;pointer-events:none;opacity:.5;background-image:repeating-linear-gradient(#f4ecd866 0 1px,#0000 1px 12px),repeating-linear-gradient(#f4ecd847 0 1px,#0000 1px 60px);background-position:0 0,0 0;background-repeat:repeat-y,repeat-y;background-size:5px 100%,10px 100%;border-right:1px solid #f4ecd824;width:12px;position:fixed;top:0;bottom:0;left:0}.app-shell{z-index:1;position:relative}.site-header{-webkit-backdrop-filter:none;backdrop-filter:none;background-color:#f8f0dd;background-image:linear-gradient(#ffffff80,#0000 55%),repeating-linear-gradient(0deg,#503c1e09 0 1px,#0000 1px 4px);background-position:0 0;background-repeat:repeat;background-size:auto;background-attachment:scroll;background-origin:padding-box;background-clip:border-box;border-bottom:2px solid #2c2a22b8;box-shadow:0 3px #432c1229}.header-inner{gap:24px}.logo-mark{filter:drop-shadow(1px 1px #432c122e)}.logo-name{font-family:var(--font-display);letter-spacing:-.02em;font-size:21px;font-weight:600}.logo-sub{color:var(--accent-deep);letter-spacing:.18em;margin-top:5px;font-size:8px}.nav-link{color:var(--ink-soft);border:1px solid #0000;border-radius:3px;padding:7px 12px;font-weight:600}.nav-link:hover{color:var(--ink);background:var(--accent-soft);border-color:var(--sheet-line)}.nav-link.is-active{color:var(--cover-ink);background:var(--accent);border-color:var(--accent-deep);box-shadow:2px 2px #432c122e}.lang-trigger{border:1px solid var(--sheet-line-strong);background:#fffaf0;border-radius:3px;height:34px;box-shadow:2px 2px #432c121f}.lang-menu[open] .lang-trigger{border-color:var(--ink);color:var(--ink)}.menu-pop{border:1.5px solid var(--ink-hard);background:var(--sheet);border-radius:3px;box-shadow:4px 4px #432c1238}.menu-item{border-radius:3px}.menu-item:hover,.menu-item.is-active{background:var(--accent-soft)}.header-cta{box-shadow:2px 2px #432c1247}.mobile-nav{background:var(--sheet);border-top:1px dashed var(--sheet-line-strong)}.mobile-link{border-radius:3px}.mobile-link.is-active{background:var(--accent-soft)}.site-footer{border-top:4px solid var(--cover-dark);background:var(--cover);color:var(--cover-ink);background-image:linear-gradient(115deg,#ffffff12,#0000 38%),repeating-linear-gradient(90deg,#0000000b 0 1px,#0000 1px 6px),repeating-linear-gradient(0deg,#ffffff07 0 1px,#0000 1px 5px);margin-top:76px;position:relative;box-shadow:inset 0 1px #ffffff24}.footer-logo{font-family:var(--font-display);letter-spacing:-.02em;font-size:20px}.footer-brand p{color:#f4ecd8b3}.schema-pill{color:#f4ecd8b3;border:1px solid #f4ecd857;border-radius:3px}.footer-col h4{color:#f4ecd88c}.footer-col a{color:#f4ecd8d1}.footer-col a:hover{color:#fff8e8;text-underline-offset:4px;-webkit-text-decoration:underline wavy;text-decoration:underline wavy}.footer-note p{color:#f4ecd8c7}.footer-disclaimer{color:#f4ecd87a!important}.footer-formula{color:#f4ecd8b8;border:1px dashed #f4ecd85c;border-radius:3px}.footer-slash{color:#e0bb82}.btn{border:1.5px solid var(--ink-hard);border-radius:3px;box-shadow:2px 2px #432c123d}.btn:hover:not(:disabled){transform:translate(-1px,-1px);box-shadow:3px 3px #432c1242}.btn:active:not(:disabled){transform:translate(1px,1px);box-shadow:1px 1px #432c123d}.btn-primary{background:var(--accent);border-color:var(--accent-deep);color:var(--cover-ink);box-shadow:3px 3px #432c1252}.btn-primary:hover:not(:disabled){background:var(--accent-deep);box-shadow:4px 4px #432c1252}.btn-secondary{border-color:var(--ink-hard);color:var(--ink);background:#fffaf0}.btn-secondary:hover:not(:disabled){background:var(--accent-soft);border-color:var(--ink-hard)}.btn-ghost{box-shadow:none;color:var(--ink-soft);border-color:#0000}.btn-ghost:hover:not(:disabled){background:var(--accent-soft);border-color:var(--sheet-line);box-shadow:none}.btn-danger{border-color:var(--red);color:var(--red);background:#f7e7de;box-shadow:2px 2px #78301e33}.btn-dark{background:var(--ink-hard);color:var(--cover-ink)}.btn-paper{border-color:var(--ink-hard);color:var(--ink);background:#fff8e8;box-shadow:3px 3px #0000003d}.btn-outline-paper{color:var(--cover-ink);background:0 0;border-color:#f4ecd8a3;box-shadow:3px 3px #00000029}.btn-outline-paper:hover:not(:disabled){border-color:var(--cover-ink);background:#f4ecd81f}.icon-btn{border:1px solid #0000;border-radius:3px}.icon-btn:hover:not(:disabled){background:var(--accent-soft);border-color:var(--sheet-line)}.text-link{color:var(--accent-deep);text-underline-offset:5px;-webkit-text-decoration:underline wavy;text-decoration:underline wavy;text-decoration-thickness:1px}.text-link:hover{color:var(--ink)}.eyebrow{font-family:var(--font-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--accent-deep);font-size:9px;font-weight:700}.eyebrow.light{color:#f4ecd8b8}.tag-chip,.filter-pill{border-radius:3px}.tag-chip{border-color:var(--sheet-line);background:#fffaf0}.filter-pill{border:1px solid var(--sheet-line-strong);background:0 0;box-shadow:1px 1px #432c1214}.filter-pill:hover{background:var(--accent-soft)}.filter-pill.is-active{background:var(--accent);border-color:var(--accent-deep);color:var(--cover-ink);box-shadow:2px 2px #432c1233}.search-wrap,.book-search{border:1.5px solid var(--sheet-line-strong);background:#fffaf0;border-radius:3px;box-shadow:inset 0 1px #ffffffb3}.search-wrap:focus-within,.book-search:focus-within{border-color:var(--accent-deep);box-shadow:0 0 0 2px var(--accent-soft)}.search-wrap input,.book-search input{color:var(--ink);background:0 0}.search-wrap input::placeholder,.book-search input::placeholder{color:var(--ink-muted)}.mini-action{border-radius:3px}.page{padding:42px 0 64px}.page>.container{background-color:var(--sheet);background-image:radial-gradient(circle at 14% 8%,#ffffff8c,#0000 38%),radial-gradient(circle at 88% 94%,#8a673817,#0000 42%);border:1.5px solid #2c2a22bd;padding:38px clamp(20px,3.6vw,46px) 46px;position:relative;box-shadow:10px 12px #432c1233,0 24px 46px #37220c33}.docs-page .container+.container{margin-top:24px}.page-head h1,.calc-head-copy h1,.section-heading-row h2,.docs-section h2,.related-section h2{font-family:var(--font-display);letter-spacing:-.03em;font-weight:600}.page-head h1{font-size:clamp(36px,4.6vw,58px)}.page-head p,.section-heading-row p{color:var(--ink-soft)}.results-row{border-bottom:1px dashed var(--sheet-line);color:var(--ink-muted)}.breadcrumb{font-family:var(--font-mono);letter-spacing:.04em}.breadcrumb a:hover{color:var(--accent-deep)}.home-hero{padding:54px 0 66px;position:relative}.home-hero:before,.home-hero:after{content:"";pointer-events:none;opacity:.35;border:1.5px solid #2e261880;border-radius:50%;position:absolute}.home-hero:before{border-bottom-color:#0000;border-left-color:#0000;width:220px;height:76px;top:48px;left:4%;transform:rotate(-12deg)}.home-hero:after{border-top-color:#0000;border-right-color:#0000;width:150px;height:54px;bottom:44px;right:5%;transform:rotate(9deg)}.hero-backdrop-grid{display:none}.hero-book-wrap{max-width:1120px;margin:0 auto;position:relative}.home-book{border:2px solid var(--cover-dark);background:linear-gradient(115deg, #ffffff14, transparent 40%), var(--cover);grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);padding:10px;display:grid;position:relative;box-shadow:12px 14px #39240d47,0 30px 60px #2f1c0947}.home-book:after{content:"";z-index:3;pointer-events:none;background:linear-gradient(90deg,#543a1800,#543a1829 38%,#ffffff5c 52%,#543a181f 66%,#543a1800);width:26px;position:absolute;top:0;bottom:0;left:53%;transform:translate(-50%)}.book-page{background-color:#faf2e0;background-image:radial-gradient(circle at 18% 4%,#ffffff8c,#0000 34%),repeating-linear-gradient(0deg,#5e482607 0 1px,#0000 1px 5px);min-width:0;padding:44px 42px 38px;position:relative}.book-page-left{border-right:1px dashed #46341c52;flex-direction:column;display:flex}.book-page-right{background-color:#f4e9d1;background-image:radial-gradient(circle at 82% 6%,#ffffff80,#0000 36%),repeating-linear-gradient(0deg,#5e482608 0 1px,#0000 1px 5px);flex-direction:column;padding:32px 28px 26px;display:flex}.book-title{font-family:var(--font-display);letter-spacing:-.035em;overflow-wrap:anywhere;margin-top:10px;font-size:clamp(38px,4.7vw,62px);font-weight:600;line-height:.98;display:block}.book-tagline{font-family:var(--font-hand);letter-spacing:.01em;color:var(--accent-deep);margin-top:12px;font-size:clamp(20px,2.2vw,30px);font-weight:500;line-height:1.25;display:block}.book-lead{max-width:500px;color:var(--ink-soft);margin-top:16px;font-size:14px;line-height:1.75}.book-search{align-items:center;gap:9px;margin-top:24px;padding:6px 7px 6px 12px;display:flex;box-shadow:3px 3px #432c1224,inset 0 1px #ffffffb3}.book-search>svg{color:var(--ink-muted);flex:none}.book-search input{border:0;outline:0;flex:1;min-width:0;height:34px;font-size:13px}.book-tags{flex-wrap:wrap;gap:7px;margin-top:16px;display:flex}.sketch-chip{border:1px solid var(--sheet-line-strong);font-family:var(--font-hand);color:var(--ink-soft);background:#fffaf0a8;border-radius:3px;padding:5px 10px;font-size:14px;line-height:1.2;transition:background .14s,color .14s,transform .14s}.sketch-chip:hover{color:var(--ink);background:#fffaf0;transform:rotate(-1deg)}.sketch-chip.is-active{border-color:var(--accent-deep);background:var(--accent);color:var(--cover-ink);transform:rotate(-1.4deg);box-shadow:2px 2px #432c1233}.book-actions{flex-wrap:wrap;gap:10px;margin-top:24px;margin-bottom:10px;display:flex}.book-stats{border-top:1px dashed var(--sheet-line-strong);font-family:var(--font-mono);letter-spacing:.04em;color:var(--ink-muted);flex-wrap:wrap;gap:8px 22px;margin-top:auto;padding-top:15px;font-size:10px;display:flex}.book-stats strong{font-family:var(--font-display);color:var(--ink);margin-right:4px;font-size:20px;font-weight:600}.book-stamp{color:#a64c38c2;width:92px;height:62px;font-family:var(--font-mono);opacity:.9;pointer-events:none;border:2px solid #a64c388c;flex-direction:column;justify-content:center;align-items:center;padding:6px;line-height:1;display:flex;position:absolute;bottom:78px;right:30px;transform:rotate(-7deg);box-shadow:inset 0 0 0 1px #a64c3852}.book-stamp strong{font-family:var(--font-display);letter-spacing:-.04em;font-size:27px;font-weight:600}.book-stamp small{letter-spacing:.16em;margin-top:4px;font-size:7px}.page-annotation{border-bottom:1.5px solid var(--accent);font-family:var(--font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--accent-deep);align-self:flex-start;margin-bottom:12px;padding-bottom:3px;font-size:9px;font-weight:700;display:inline-flex;transform:rotate(-.6deg)}.book-demo-note{text-align:center;font-family:var(--font-hand);color:var(--ink-muted);margin-top:12px;font-size:14px}.hero-demo{border:1.5px solid var(--ink-hard);width:100%;max-width:none;color:var(--ink);background-color:#fffaf0;background-image:repeating-linear-gradient(0deg,#58442607 0 1px,#0000 1px 5px);border-radius:3px;margin:0;padding:20px 20px 18px;position:relative;overflow:visible;transform:rotate(-.7deg);box-shadow:4px 5px #432c122e}.hero-demo:hover{transform:rotate(0)translateY(-2px)}.demo-top{color:var(--ink-muted)}.demo-live{color:var(--accent-deep)}.demo-live .live-dot{--calc-accent:var(--accent);background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.demo-spec-id{border:1px solid var(--sheet-line);background:var(--sheet);color:var(--ink-muted);border-radius:3px;padding:3px 7px}.demo-title-row{margin-top:20px}.demo-title-row h3{font-family:var(--font-display);letter-spacing:-.025em;color:var(--ink);font-size:24px;font-weight:600}.demo-title-row p{color:var(--ink-muted);margin-top:4px}.demo-emoji{border:1px solid var(--sheet-line);background:var(--accent-soft);border-radius:3px;width:42px;height:42px;font-size:22px;box-shadow:2px 2px #432c121a}.demo-result{border:1.5px solid var(--accent);background:var(--accent-soft);border-radius:3px;margin-top:18px;padding:14px 14px 16px;box-shadow:2px 2px #432c121f}.demo-result span{color:var(--accent-deep)}.demo-result strong{font-family:var(--font-display);letter-spacing:-.04em;color:var(--ink);margin-top:4px;font-size:clamp(34px,3.6vw,43px);font-weight:600}.demo-controls{gap:14px;margin-top:18px}.demo-slider-head{color:var(--ink-soft)}.demo-slider-head strong{color:var(--ink)}.demo-slider input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(90deg, var(--accent) 0 var(--range-pct,50%), #58442638 var(--range-pct,50%) 100%);border-radius:3px;height:3px}.demo-slider input[type=range]::-webkit-slider-thumb{border:2px solid var(--ink-hard);background:#fffaf0;border-radius:3px;width:14px;height:14px;margin-top:-5.5px;box-shadow:1px 1px #432c1247}.demo-slider input[type=range]::-moz-range-track{background:#58442638;border-radius:3px;height:3px}.demo-slider input[type=range]::-moz-range-progress{background:var(--accent);border-radius:3px;height:3px}.demo-slider input[type=range]::-moz-range-thumb{border:2px solid var(--ink-hard);background:#fffaf0;border-radius:3px;width:12px;height:12px}.demo-formula{border-top:1px dashed var(--sheet-line-strong);color:var(--ink-muted);margin-top:18px;padding-top:12px}.demo-formula code{border:1px solid var(--sheet-line);background:var(--sheet);color:var(--accent-deep);border-radius:3px}.demo-orbit{display:none}.home-catalog{padding:34px 0 20px}.home-catalog>.container{background-color:var(--sheet);background-image:radial-gradient(circle at 92% 4%,#ffffff80,#0000 34%),radial-gradient(circle at 6% 96%,#8a673814,#0000 38%);border:1.5px solid #2c2a22bd;padding:44px clamp(20px,3.6vw,48px) 48px;position:relative;box-shadow:10px 12px #432c1233,0 24px 46px #37220c2e}.home-catalog-head{align-items:flex-start}.home-catalog-head h2{font-family:var(--font-display);letter-spacing:-.035em;margin-top:8px;font-size:clamp(30px,3.6vw,46px);font-weight:600;line-height:1.05}.home-filter-note{border:1px dashed var(--sheet-line-strong);color:var(--ink-soft);background:#fffaf099;justify-content:space-between;align-items:center;gap:12px;margin:-12px 0 20px;padding:8px 12px;font-size:12px;display:flex}.home-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.catalog-more{justify-content:center;margin-top:28px;display:flex}.catalog-more .text-link{font-family:var(--font-hand);font-size:17px;text-decoration-thickness:1.5px}.calc-card{background-color:#fffaf0;background-image:repeating-linear-gradient(0deg,#58442606 0 1px,#0000 1px 5px);border:1.5px solid #2c2a2299;border-radius:3px;overflow:visible;box-shadow:4px 4px #432c1224}.calc-card:before{display:none}.calc-card:hover{border-color:var(--ink-hard);transform:translate(-2px,-3px);box-shadow:7px 8px #432c122b}.calc-card-link{border-radius:3px}.calc-card-emoji{border:1px solid var(--sheet-line);background:var(--calc-soft);border-radius:3px;width:44px;height:44px;font-size:23px;box-shadow:2px 2px #432c121a}.calc-card h3{font-family:var(--font-display);letter-spacing:-.02em;font-size:20px;font-weight:600}.calc-card-desc{color:var(--ink-soft)}.calc-card-foot{border-top:1px dashed var(--sheet-line-strong);color:var(--ink-muted)}.calc-card-open{color:var(--accent-deep)}.origin-badge{border:1px solid var(--sheet-line);background:var(--sheet);font-family:var(--font-mono);border-radius:3px}.calc-card-actions{border-top:1px dashed var(--sheet-line);background:var(--sheet)}.create-card{border:1.5px dashed var(--sheet-line-strong);background:#fffaf08c;border-radius:3px}.create-card:hover{border-color:var(--accent-deep);background:var(--accent-soft)}.home-build{padding:64px 0 10px}.home-build-card{border:2px solid var(--cover-dark);background:radial-gradient(circle at 12% 8%, #ffffff14, transparent 40%), repeating-linear-gradient(90deg, #00000008 0 1px, transparent 1px 6px), var(--cover);color:var(--cover-ink);grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);align-items:stretch;gap:34px;padding:clamp(26px,4vw,48px);display:grid;box-shadow:10px 12px #2d1c0942,0 24px 46px #2d1c0933}.home-build-copy h2{font-family:var(--font-display);letter-spacing:-.03em;margin-top:12px;font-size:clamp(30px,3.8vw,48px);font-weight:600;line-height:1.06}.home-build-copy>p{color:#f4ecd8c7;max-width:540px;margin-top:14px;font-size:14px;line-height:1.75}.build-steps{color:#f4ecd8d1;border-top:1px dashed #f4ecd857;flex-wrap:wrap;gap:8px 16px;margin-top:22px;padding-top:16px;font-size:12px;display:flex}.build-steps b{font-family:var(--font-mono);color:#e0bb82;margin-right:5px;font-size:10px}.build-actions{flex-wrap:wrap;gap:10px;margin-top:24px;display:flex}.home-local-card{border:1.5px solid var(--ink-hard);color:var(--ink);background-color:#fbf3e1;background-image:repeating-linear-gradient(0deg,#58442608 0 1px,#0000 1px 5px);border-radius:3px;align-self:center;padding:26px 24px;position:relative;transform:rotate(1.2deg);box-shadow:5px 6px #140e053d}.local-stamp{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-deep);align-items:center;gap:6px;font-size:9px;font-weight:700;display:inline-flex}.home-local-card h3{font-family:var(--font-display);letter-spacing:-.02em;margin-top:10px;font-size:clamp(22px,2.3vw,29px);font-weight:600;line-height:1.15}.home-local-card p{color:var(--ink-soft);margin-top:10px;font-size:13px;line-height:1.7}.local-points{flex-wrap:wrap;gap:6px;margin-top:16px;display:flex}.local-points span{border:1px solid var(--sheet-line);color:var(--ink-soft);background:#ffffff80;padding:4px 8px;font-size:11px}.calc-page-head{align-items:flex-start}.calc-hero-emoji{border:1.5px solid var(--sheet-line-strong);background:var(--calc-soft);border-radius:3px;width:68px;height:68px;box-shadow:3px 3px #432c1224}.calc-head-copy h1{font-size:clamp(32px,4.2vw,50px)}.calc-head-desc{color:var(--ink-soft)}.meta-dot{color:var(--sheet-line-strong)}.local-note{border:1px dashed var(--sheet-line-strong);color:var(--ink-soft);background:#fffaf099;border-radius:3px}.calc-surface{border:1.5px solid var(--ink-hard);background:#fffaf0;border-radius:3px;overflow:hidden;box-shadow:6px 7px #432c122e}.calc-runner{border-top:4px solid var(--calc-accent)}.calc-fields{padding:28px}.calc-output-wrap{border-left:1px dashed var(--sheet-line-strong);background:linear-gradient(180deg, #fffaf000, var(--calc-soft))}.field-head label,.field>.field-head>label{color:var(--ink);font-size:12.5px}.field-help{color:var(--ink-muted)}.field input[type=text],.field input[type=number],.field input[type=date],.field textarea,.field select{border:1.5px solid var(--sheet-line-strong);background:#fffdf7;border-radius:3px;min-height:44px;font-size:14px}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--calc-accent);box-shadow:0 0 0 2px var(--calc-soft)}.number-unit,.select-chevron{color:var(--ink-muted)}.radio-option,.check-option{border:1px solid var(--sheet-line-strong);background:#fffdf7;border-radius:3px}.radio-option.is-active,.check-option.is-active{border-color:var(--calc-accent);background:var(--calc-soft)}.slider-value{border:1px solid var(--sheet-line);background:var(--sheet);border-radius:3px}.result-panel{padding:26px 24px}.result-head{border-bottom:1px dashed var(--sheet-line-strong)}.result-card{border:1.5px dashed var(--sheet-line-strong);background:#fffdf6cc;border-radius:3px}.result-card.emphasis-primary{border:1.5px solid var(--calc-accent);background:#fffdf7;box-shadow:3px 3px #432c1224}.result-label{color:var(--ink-muted)}.result-number{font-family:var(--font-display);font-weight:600}.result-card.emphasis-primary .result-number{color:var(--calc-ink)}.result-help{color:var(--ink-muted)}.panel{border:1.5px solid var(--sheet-line-strong);background-color:#fffaf0;background-image:repeating-linear-gradient(0deg,#58442606 0 1px,#0000 1px 5px);border-radius:3px;box-shadow:3px 3px #432c121a}.panel h2{font-family:var(--font-display);font-size:19px}.faq-panel{border-style:dashed}.faq-list{border-top:1px dashed var(--sheet-line-strong)}.faq-list>div{border-bottom:1px dashed var(--sheet-line)}.related-section{border-top:1px dashed var(--sheet-line-strong);margin-top:48px;padding-top:30px}.filter-bar{border:1px solid var(--sheet-line);background:#fffaf08c;border-radius:3px;box-shadow:2px 2px #432c120f}.filter-source{border-left:1px dashed var(--sheet-line-strong)}.tag-row{border-bottom:1px dashed var(--sheet-line)}.empty-state{border:1.5px dashed var(--sheet-line-strong);background:#fffaf073;border-radius:3px}.empty-mark{border:1px solid var(--sheet-line);background:var(--sheet-deep);border-radius:3px;box-shadow:2px 2px #432c121a}.form-field input,.form-field select,.form-field textarea{border:1.5px solid var(--sheet-line-strong);background:#fffdf7;border-radius:3px}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.modal{border:1.5px solid var(--ink-hard);background:var(--sheet);border-radius:3px;box-shadow:10px 12px #140d054d}.modal-head,.modal-foot{border-color:var(--sheet-line-strong)}.toast{border:1.5px solid var(--ink-hard);background:var(--sheet);color:var(--ink);border-radius:3px;box-shadow:4px 4px #140d0538}.docs-page .docs-hero h1{font-family:var(--font-display);font-weight:600}.docs-toc{border:1px solid var(--sheet-line);background:#fffaf08c;border-radius:3px}.docs-toc>a{border-radius:3px}.docs-toc>a:hover{background:var(--accent-soft)}.docs-content{border-left:1px dashed var(--sheet-line-strong)}.docs-section{border-top:1px dashed var(--sheet-line)}.docs-number{font-family:var(--font-hand);color:var(--accent-deep)}.docs-table th{border-bottom:1.5px solid var(--sheet-line-strong);color:var(--ink-soft)}.docs-table td{border-bottom:1px solid var(--sheet-line)}.docs-callout{border:1.5px dashed var(--accent);background:var(--accent-soft);border-radius:3px}.code-block{border:1px solid var(--sheet-line-strong);color:#f2e7ce;background:#2f2d25;border-radius:3px}.code-block-head{border-bottom:1px solid #f2e7ce2e}.model-card{border:1px solid var(--sheet-line-strong);background:#fffaf099;border-radius:3px}.principle-row{border-top:1px dashed var(--sheet-line)}.studio-start-head{border-bottom:2px solid var(--ink-hard);background:var(--sheet);box-shadow:0 3px #432c1224}.studio-page.studio-start{background-color:#312c27;background-image:radial-gradient(at 50% -10%,#ffe2b421,#0000 60%),url(/desk.svg);background-repeat:no-repeat,repeat;background-size:auto,600px 600px;background-attachment:fixed,fixed}html[lang=zh-CN] h1,html[lang=zh-CN] h2,html[lang=zh-CN] h3,html[lang=zh-CN] h4{letter-spacing:.02em}.studio-start-main{background:var(--sheet);border:1.5px solid #2c2a22bd;margin-top:34px;margin-bottom:54px;padding:38px clamp(20px,3.6vw,46px) 46px;position:relative;box-shadow:10px 12px #432c1233,0 24px 46px #37220c2e}.start-hero h1,.start-hero h2{font-family:var(--font-display);letter-spacing:-.035em;font-weight:600}.start-card{border:1.5px solid var(--sheet-line-strong);background:#fffaf0;border-radius:3px;box-shadow:3px 3px #432c121f}.start-card:hover{border-color:var(--ink-hard);box-shadow:5px 5px #432c1229}.start-card.start-ai{background:var(--accent-soft)}.start-template-card{border:1px solid var(--sheet-line-strong);background:#fffaf0b8;border-radius:3px}.start-template-card:hover{border-color:var(--accent-deep);background:#fffaf0;box-shadow:3px 3px #432c121f}.start-draft{border:1.5px dashed var(--accent);background:var(--accent-soft);border-radius:3px}.studio-shell{background:var(--sheet-deep)}.studio-topbar{border-bottom:2px solid var(--ink-hard);background:var(--sheet);box-shadow:0 2px #432c121f}.studio-nav,.studio-editor,.studio-preview{border-color:var(--sheet-line-strong);background:var(--sheet)}.studio-nav{border-right:1px dashed var(--sheet-line-strong)}.studio-step{border-radius:3px}.studio-step.is-active{border:1px solid var(--accent);background:var(--accent-soft)}.studio-step-index{background:var(--sheet-deep);font-family:var(--font-mono);border-radius:3px}.studio-editor-panel,.editor-card,.preview-card{border:1px solid var(--sheet-line-strong);background:#fffaf0;border-radius:3px;box-shadow:2px 2px #432c1214}.studio-tool{border-radius:3px}.studio-tool:hover{background:var(--accent-soft)}.builder-preview{border:1.5px solid var(--ink-hard);background:#fffaf0}@media (width<=1080px){body:after{display:none}.home-book{grid-template-columns:1fr}.book-stamp,.home-book:after{display:none}.book-page-left{border-right:0;border-bottom:1px dashed var(--sheet-line-strong)}.home-build-card{grid-template-columns:1fr}.home-local-card{transform:none}}@media (width<=900px){.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page>.container,.home-catalog>.container,.studio-start-main{box-shadow:6px 7px #432c122e,0 16px 30px #37220c29}}@media (width<=760px){.header-inner{gap:10px}.logo{flex:auto;gap:8px;min-width:0}.logo-mark{flex:none}.logo-type{min-width:0}.logo-name{text-overflow:ellipsis;white-space:nowrap;font-size:17px;overflow:hidden}.header-actions{flex:none;gap:4px}.lang-trigger{padding:0 8px}.home-hero{padding:28px 0 42px}.home-hero:before,.home-hero:after{display:none}.home-book{box-shadow:6px 7px #39240d42}.book-page{padding:28px 20px 26px}.book-page-right{padding:24px 16px 22px}.book-title{font-size:clamp(34px,10.5vw,48px)}.book-tagline{font-size:21px}.book-search{flex-wrap:wrap}.book-search input{flex:60%}.book-search .btn{flex:none}.page{padding:24px 0 42px}.page>.container,.home-catalog>.container,.studio-start-main{padding:26px 18px 30px;box-shadow:4px 5px #432c122e}.home-catalog{padding-top:20px}.home-grid,.explore-grid{grid-template-columns:1fr}.home-catalog-head{flex-direction:column;gap:16px}.home-build{padding-top:40px}.home-build-card{padding:24px 18px 28px;box-shadow:6px 7px #2d1c093d}.home-local-card{padding:22px 18px}.calc-fields{padding:20px 16px}.calc-output-wrap{border-left:0;border-top:1px dashed var(--sheet-line-strong)}.result-panel{padding:20px 16px}.calc-page-head{flex-direction:column;gap:18px}.calc-head-actions{justify-content:flex-start}.calc-head-main{gap:14px}.calc-hero-emoji{width:56px;height:56px;font-size:30px}.docs-content{border-left:0}.docs-toc{margin-bottom:20px}.home-hero:before{display:none}body{background-size:auto,480px 480px;background-attachment:scroll,scroll}}@media (width<=520px){.container{width:calc(100% - 28px)}.home-book{padding:8px}.book-page{padding:24px 15px 22px}.book-actions{flex-direction:column}.book-actions .btn{width:100%}.book-stats{gap:6px 14px}.book-stats strong{font-size:17px}.book-demo-note{font-size:13px}.hero-demo{padding:16px 14px 14px}.demo-title-row h3{font-size:21px}.demo-result strong{font-size:33px}.page>.container,.home-catalog>.container,.studio-start-main{padding:22px 13px 26px}.filter-bar{flex-direction:column;align-items:stretch}.filter-source{border-left:0;border-top:1px dashed var(--sheet-line-strong)}}
