:root{--brand-ink:#171717;--brand-indigo:#087443;--brand-line:#e8e8e8;--brand-muted:#666;--brand-surface:#f2f2f2}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--brand-ink);background:#fff;font:15px/1.6 Geist,Arial,sans-serif;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}h1,h2{font-family:'Inter Tight',Geist,sans-serif;font-weight:500;letter-spacing:-.045em;line-height:1.06}h3{font-size:23px;font-weight:500;letter-spacing:-.025em;line-height:1.25}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default}button,a,input,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline:2px solid var(--brand-indigo);outline-offset:4px}button{color:inherit}button:disabled{opacity:.5}svg{vertical-align:middle}.wrap{width:min(1112px,calc(100% - 48px));margin-inline:auto}.indigo{color:var(--brand-indigo)}.eyebrow,.meta{font:10px/1.5 'Geist Mono',monospace;letter-spacing:.08em;color:var(--brand-muted)}.eyebrow{display:block}.brand-hero{position:relative;padding:74px 0 60px}.brand-hero:before{content:'';position:absolute;z-index:-1;inset:15% -5% -12%;background:radial-gradient(ellipse at 65% 70%,#0874430d,transparent 65%);pointer-events:none}.brand-hero>.eyebrow{display:flex;align-items:center;gap:9px}.brand-hero>.eyebrow>span:last-child{margin-left:auto}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--brand-indigo)}h1{font-size:clamp(46px,6.5vw,82px);margin:38px 0}.hero-bottom{display:flex;justify-content:space-between;align-items:end;gap:30px}.hero-bottom p{color:var(--brand-muted);font-size:16px}.pill,.badge{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--brand-line);border-radius:99px;padding:7px 12px;font-size:11px;white-space:nowrap}.section-index{display:flex;gap:32px;border-block:1px solid var(--brand-line);padding-block:20px;font-size:12px;flex-wrap:wrap}.section-index a:hover,.text-button:hover{color:var(--brand-indigo)}section{padding-top:90px;scroll-margin-top:15px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:34px}.section-heading h2{font-size:clamp(34px,4vw,48px);margin-top:14px}.section-heading>p{max-width:300px;font-size:13px;color:var(--brand-muted)}.palette{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.swatch{border:0;border-radius:16px;text-align:left;min-height:220px;padding:22px;display:flex;flex-direction:column;align-items:stretch;transition:filter .15s}.swatch:hover{filter:brightness(.97)}.swatch>span{font:10px 'Geist Mono',monospace;display:flex;justify-content:space-between}.swatch strong{margin-top:auto;margin-bottom:15px;font-size:22px;font-weight:500;letter-spacing:-.03em}.swatch i{font-style:normal;opacity:.7}.blue{background:var(--brand-indigo);color:#fff}.ink{background:var(--brand-ink);color:#fff}.surface{background:var(--brand-surface)}.paper{background:#fff;border:1px solid var(--brand-line)}.rules{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:32px}.rules article{border-bottom:1px solid var(--brand-line);padding-bottom:24px}.rules p{font-size:12px;color:var(--brand-muted)}.spacing,.radii,.haze{height:90px;display:flex;align-items:center;gap:12px}.spacing i{height:24px;background:#08744320;border-left:2px solid var(--brand-indigo)}.radii i{width:44px;height:44px;border:1px solid #ccc;display:grid;place-items:center;font:11px 'Geist Mono',monospace}.haze{background:radial-gradient(ellipse,#08744314,transparent 65%)}.type-specimen{display:grid;grid-template-columns:1.2fr 1fr;border:1px solid var(--brand-line);border-radius:18px;overflow:hidden}.type-specimen>div{padding:36px}.display-example{font-family:'Inter Tight',sans-serif;font-size:clamp(40px,5vw,64px);line-height:1.06;letter-spacing:-.04em;margin:40px 0}.type-details{border-left:1px solid var(--brand-line)}.type-details article+article{border-top:1px solid var(--brand-line);padding-top:24px;margin-top:24px}.type-details h3{margin:18px 0 12px}.type-details p{color:var(--brand-muted);margin-bottom:16px}.mono{font:13px/1.8 'Geist Mono',monospace;margin-top:16px}.wordmark-row{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:28px 0;border-bottom:1px solid var(--brand-line)}.wordmark{font-size:28px;font-weight:700;letter-spacing:-.025em}.wordmark-row p{font-size:12px;color:var(--brand-muted)}.control-grid,.pattern-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.specimen{border:1px solid var(--brand-line);border-radius:18px;padding:28px}.specimen>.eyebrow{margin-bottom:28px}.button-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;border-radius:999px;padding:11px 18px;font-size:13px;font-weight:600;--top:#fff;--mid:#f4f4f4;--bottom:#dedede;background:linear-gradient(180deg,var(--top) 0%,var(--mid) 48%,var(--bottom) 51%,var(--mid) 100%);border:1px solid #c6c6c6;box-shadow:inset 0 1px 0 #ffffffc9,inset 0 -1px 1px #00000012,0 2px 2px #00000012,0 5px 10px -5px #00000030;text-shadow:0 1px 0 #ffffffb3;transition:filter .15s}.button.primary{--top:#42a975;--mid:#087443;--bottom:#055b33;color:#fff;border-color:#044b2b;text-shadow:0 -1px 1px #204b3066;box-shadow:inset 0 1px 0 #ffffff80,inset 0 -1px 1px #204b3066,0 2px 2px #204b301f,0 5px 10px -5px #39754e50}.button:not(:disabled):hover{filter:brightness(1.035)}.button:not(:disabled):active{filter:brightness(.97)}.text-button{border:0;background:none;padding:0;margin-top:22px;font-size:13px}.text-button span{margin-left:12px}.caption{font-size:12px;color:var(--brand-muted);margin-top:20px}.segments{display:inline-flex;gap:4px;background:var(--brand-surface);padding:4px;border-radius:99px}.segments button{border:0;border-radius:99px;background:none;padding:8px 18px;font-size:12px}.segments button[aria-pressed=true]{background:#fff;box-shadow:0 1px 4px #00000015;color:var(--brand-indigo)}#platform-preview{font-size:12px;color:var(--brand-muted);margin-top:16px;min-height:38px}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--brand-line);padding-top:18px;margin-top:20px;font-size:13px}.switch-row small{display:block;color:var(--brand-muted);font-size:11px}.switch-row input{appearance:none;flex-shrink:0;width:36px;height:22px;border-radius:99px;background:#ddd;position:relative;cursor:pointer;margin:0}.switch-row input:checked{background:var(--brand-indigo)}.switch-row input:before{content:'';position:absolute;inset:3px auto 3px 3px;width:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0002;transition:background-color .15s}.switch-row input:checked:before{left:17px}form label{display:block;font-size:13px;margin-bottom:8px}.input-row{display:flex;gap:10px}.input-row input{min-width:0;flex:1;border:1px solid #d6d6d6;border-radius:9px;padding:11px 12px;font-size:13px;background:#fafafa}.input-row input[aria-invalid=true]{border-color:#b42318}.error{color:#b42318}.badge.subtle{background:#f2f2f2;border-color:transparent}.badge.dark{color:#fff;background:#171717;border-color:transparent}.shortcut{display:flex;align-items:center;gap:7px;margin-top:24px}.shortcut span{margin-left:8px;font-size:12px;color:var(--brand-muted)}kbd{font:12px 'Geist Mono',monospace;border:1px solid #ddd;border-bottom-width:3px;background:#fafafa;border-radius:6px;padding:6px 9px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.cards>article{border-radius:18px;overflow:hidden;min-height:390px;padding:28px}.feature-card{background:var(--brand-surface)}.feature-art{display:flex;justify-content:center;align-items:center;height:175px;gap:20px}.floating-tile{display:grid;place-items:center;width:70px;height:70px;border-radius:12px;background:linear-gradient(#fff,#e9e9e9);box-shadow:0 12px 14px -8px #0004,inset 0 2px 2px white;font-size:34px;transform:rotate(-10deg)}.dark-tile{background:linear-gradient(#393939,#171717);color:white;transform:rotate(12deg);box-shadow:0 12px 14px -8px #0006,inset 0 1px 1px #fff5}.feature-card h3{margin:16px 0 12px}.cards p{font-size:13px;color:var(--brand-muted)}.dark-card{background:#171717;color:#fff;position:relative;isolation:isolate;display:flex;flex-direction:column;align-items:start}.dark-card .badge{border-color:#ffffff40;font-size:9px}.orb{position:absolute;z-index:-1;top:40px;right:-30px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,#08744380,transparent 65%)}.dark-card h3{font-family:'Inter Tight',sans-serif;font-size:38px;line-height:1.1;margin-top:auto;margin-bottom:12px}.dark-card p{color:#bdbdbd;margin-bottom:24px}.quote-card{border:1px solid var(--brand-line);display:flex;flex-direction:column}.quote-mark{font-size:70px;line-height:1;color:var(--brand-indigo);margin-top:30px}blockquote{margin:0;font-size:25px;letter-spacing:-.03em;line-height:1.3}.person{display:flex;gap:12px;align-items:center;margin-top:auto;padding-top:28px;font-size:12px}.person>span{width:36px;height:36px;border-radius:50%;background:#edf8f0;color:var(--brand-indigo);display:grid;place-items:center;font-size:11px}.person small{display:block;color:var(--brand-muted);font-size:11px}.notice{display:flex;gap:16px;background:#f5fbf7;border:1px solid #e7f3eb;border-radius:12px;padding:20px 24px;margin-top:24px;font-size:13px}.notice>span{color:var(--brand-indigo);font-size:20px}.notice strong{font-weight:500}.notice p{font-size:12px;color:var(--brand-muted);margin-top:3px}details{border-top:1px solid var(--brand-line);padding:18px 0}summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;font-size:14px}summary::-webkit-details-marker{display:none}summary:after{content:'+';color:#777}details[open] summary:after{content:'−'}details p{font-size:13px;color:var(--brand-muted);margin-top:14px;max-width:390px}.empty-state{text-align:center;display:flex;align-items:center;flex-direction:column;justify-content:center}.empty-icon{width:58px;height:58px;border:1px dashed #bbb;border-radius:15px;display:grid;place-items:center;color:#888;font-size:24px;margin-bottom:22px}.empty-state p{font-size:13px;color:var(--brand-muted);max-width:300px;margin:14px 0 22px}.empty-state #created-example{margin:14px 0 0;min-height:20px}.mini-cta{display:flex;justify-content:space-between;align-items:end;gap:30px;padding:80px 0 90px}.mini-cta h2{font-size:clamp(40px,5vw,60px);margin-top:20px}.mini-cta p{font-size:13px;color:var(--brand-muted)}.toast{position:fixed;z-index:100;bottom:24px;left:50%;transform:translateX(-50%);background:#171717;color:white;padding:12px 20px;border-radius:12px;box-shadow:0 6px 24px #0002;font-size:13px;max-width:calc(100% - 32px)}[hidden]{display:none!important}@media(max-width:800px){.palette{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.cards>article{min-height:320px}.dark-card h3{margin-top:80px}.control-grid,.pattern-grid{grid-template-columns:1fr}.type-specimen{grid-template-columns:1fr}.type-details{border-left:0;border-top:1px solid var(--brand-line)}}@media(max-width:600px){.wrap{width:calc(100% - 40px)}.brand-hero{padding-top:44px}.hero-bottom,.section-heading,.wordmark-row,.mini-cta{align-items:start;flex-direction:column;gap:20px}.hero-bottom .pill{display:none}.brand-hero>.eyebrow>span:last-child{display:none}.section-index{gap:16px 24px}.rules{grid-template-columns:1fr;gap:20px}.rules article{display:grid;grid-template-columns:1fr 1fr;align-items:center}.rules article>.eyebrow{grid-column:1/-1}.rules p{font-size:11px}.swatch{padding:16px;min-height:190px}.swatch i{display:none}.section-heading>p{max-width:100%}section{padding-top:60px}.type-specimen>div,.specimen{padding:24px}.input-row{flex-direction:column}.input-row .button{align-self:start}.mini-cta{padding-block:60px}.wordmark-row p br{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}.swatch:hover{transform:none}}
/* Controls share the buttons' tactile surface, with depth tied to function. */
.segments{background:linear-gradient(180deg,#dedee3,#ededf0);border:1px solid #d0d0d7;box-shadow:inset 0 2px 4px #17171716,0 1px 0 #fff;padding:5px}
.segments button{border:1px solid transparent;color:#616168;transition:box-shadow .15s,background .15s,color .15s}
.segments button[aria-pressed=true]{background:linear-gradient(180deg,#fff 0%,#f7f7f9 48%,#e5e5eb 51%,#f5f5f8 100%);border-color:#c5c5d0;box-shadow:inset 0 1px 0 #fff,0 1px 2px #17171720,0 3px 6px -3px #17171730;color:var(--brand-indigo);text-shadow:0 1px 0 #fff}
.pill,.badge{background:linear-gradient(180deg,#fff,#f4f4f7);border-color:#dcdce3;box-shadow:inset 0 1px 0 #fff,0 1px 2px #17171708;text-shadow:0 1px 0 #fff}
.badge.subtle{background:linear-gradient(180deg,#f4f4f6,#e9e9ee);border-color:#d7d7df;box-shadow:inset 0 1px 0 #fff9,0 1px 2px #17171708}
.badge.dark,.dark-card .badge{background:linear-gradient(180deg,#45454b,#27272d);border-color:#55555d;color:#fff;box-shadow:inset 0 1px 0 #ffffff26,0 1px 2px #0002;text-shadow:0 -1px 0 #0005}
.input-row input{background:linear-gradient(180deg,#ededf1,#fafafb 45%);border-color:#cacad3;box-shadow:inset 0 2px 4px #1717170e,0 1px 0 #fff;transition:border-color .15s,box-shadow .15s}
.input-row input:focus{border-color:var(--brand-indigo);box-shadow:inset 0 2px 4px #1717170e,0 0 0 3px #08744312;outline:none}
.input-row input[aria-invalid=true]{border-color:#b42318;box-shadow:inset 0 2px 4px #1717170e,0 0 0 3px #b423180c}
.switch-row input{background:linear-gradient(180deg,#bfc0c7,#e0e0e6);border:1px solid #bdbdc7;box-shadow:inset 0 2px 3px #0002,0 1px 0 #fff}
.switch-row input:checked{background:linear-gradient(180deg,#055b33,#4b9b68);border-color:#044b2b}
.switch-row input:before{inset:2px auto 2px 2px;background:linear-gradient(180deg,#fff,#e9e9ee);box-shadow:inset 0 1px 0 #fff,0 1px 3px #0005}
.switch-row input:checked:before{left:17px}
kbd{background:linear-gradient(180deg,#fff,#ededf1);border-color:#d0d0d8;box-shadow:inset 0 1px 0 #fff,0 2px 3px #1717170c;text-shadow:0 1px 0 #fff}
/* Content surfaces stay quiet; tactile depth belongs to the controls. */
.button{color:var(--brand-ink)}
.button.primary{color:#fff}
.feature-card{background:#f2f2f2;border:1px solid #ececec}
.quote-card{background:#fcfbf8;border-color:#e8e5df;box-shadow:0 2px 5px #17171704}
.notice-comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px;scroll-margin-top:110px}.notice-example>.eyebrow{margin-bottom:18px}.notice-example .notice{margin:0}.notice-example>.caption{margin-top:16px}.featured-notice{position:relative;isolation:isolate;overflow:hidden;min-height:250px;border-radius:18px;border:1px solid #c8e1d0;background:linear-gradient(155deg,#fdfdff 0%,#edf8f0 45%,#dcece1 100%);box-shadow:inset 0 2px 0 #fff,inset 0 -1px 1px #b8d9c366,0 3px 5px #39634908,0 12px 24px -16px #3d795245;padding:30px}.callout-copy{position:relative;z-index:1;max-width:78%}.callout-label{font:10px 'Geist Mono',monospace;letter-spacing:.12em;color:#356b48}.featured-notice h3{font-size:29px;line-height:1.15;letter-spacing:-.035em;font-weight:600;margin:18px 0 14px;color:#183d27;text-shadow:0 1px 0 #fff9}.featured-notice p{font-size:14px;line-height:1.6;color:#486451;max-width:270px}.callout-art{position:absolute;z-index:0;pointer-events:none;width:235px;height:235px;right:-73px;bottom:-48px;transform:rotate(-17deg);color:#79a187;opacity:.3;filter:drop-shadow(0 2px 0 #ffffffb3)}@media(max-width:800px){.notice-comparison{grid-template-columns:1fr}.featured-notice{min-height:245px}}@media(max-width:400px){.featured-notice{padding:24px}.featured-notice h3{font-size:27px}.callout-copy{max-width:90%}.callout-art{right:-110px;opacity:.2}}

/* The guide uses direct labels; visual variety lives in the specimens. */
.brand-hero{padding:64px 0 28px}.brand-hero:before{display:none}.brand-hero h1{font-size:clamp(42px,6vw,68px);margin:0}
.section-index{border:0;padding-block:12px;gap:16px 28px;color:#666}.section-index a:hover{color:var(--brand-indigo)}
.section-heading h2{font-size:clamp(30px,3.5vw,42px);margin:0}.eyebrow{font-family:Geist,Arial,sans-serif;font-size:13px;font-weight:500;letter-spacing:0;color:#555;text-transform:none}
.rules article{border-bottom:0}.type-details article:first-child>p{margin-top:18px}.callout-copy{padding-top:10px}.featured-notice h3{margin-top:16px}
#rules{padding-bottom:80px}@media(max-width:600px){.brand-hero{padding-top:40px}.section-index{font-size:12px;gap:12px 20px}}

.ui-icon{display:inline-block;width:1.15em;height:1.15em;vertical-align:middle;flex-shrink:0}.button .ui-icon,.text-button .ui-icon{width:16px;height:16px}.swatch i{display:inline-flex;align-items:center;gap:5px}.floating-tile .ui-icon{width:34px;height:34px}.empty-icon .ui-icon{width:24px;height:24px}.quote-mark .ui-icon{width:46px;height:46px}.notice>.ui-icon,.notice>span>.ui-icon{width:22px;height:22px}.radii .ui-icon{width:20px;height:20px}summary:after{content:none!important}.disclosure-icon .ui-icon{width:15px;height:15px}.disclosure-icon .ui-icon:last-child{display:none}details[open] .disclosure-icon .ui-icon:first-child{display:none}details[open] .disclosure-icon .ui-icon:last-child{display:inline-block}.design-rules{padding-left:20px;max-width:800px;color:#666}.design-rules li{padding:8px 0}.design-rules strong{color:#171717;font-weight:500}.icon-source{display:inline-block;color:var(--brand-indigo);font-size:13px;margin-top:12px;text-decoration:underline;text-underline-offset:4px}

.wordmark{font-family:'Bangers',Geist,sans-serif;font-weight:400;font-size:34px;letter-spacing:.025em}

.design-process{max-width:800px;margin-top:36px}.design-process h3{font-size:22px;margin-bottom:18px}.design-process ol{padding-left:22px;margin:0;display:grid;gap:16px;color:#666;font-size:14px}.design-process li{padding-left:6px}.design-process strong{font-weight:500;color:#171717}.process-note{margin-top:24px;font-size:13px;color:#666}