/* WavezOS — site styles */

:root {
  --paper: #F3EFE6;
  --paper-2: #EBE5D8;
  --card: #FBF9F4;
  --ink: #15140F;
  --ink-2: #4B473E;
  --ink-3: #8A8476;
  --rule: rgba(21, 20, 15, 0.14);
  --rule-2: rgba(21, 20, 15, 0.08);
  --blue: #2340F0;
  --blue-soft: #DCE1FB;
  --mint: #12A47A;
  --mint-soft: #D5EEE3;
  --amber: #C97A12;
  --amber-soft: #F4E3C4;
  --red: #CF3F22;

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Schibsted Grotesk", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;

  --wrap: 1240px;
  --gutter: clamp(20px, 4vw, 48px);
  --radius: 14px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: .35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.08 0 0 0 0 0.07 0 0 0 0 0.05 0 0 0 .22 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; }
::selection { background: var(--blue); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--ink); color: var(--paper); padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

em { font-style: italic; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.02;
  margin: 0;
  font-variation-settings: "SOFT" 30, "WONK" 0;
}
h2 em, h1 em, blockquote em { font-variation-settings: "SOFT" 100, "WONK" 1; }

.dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 8px; vertical-align: 1px; background: var(--ink-3); }
.dot-live { background: var(--mint); box-shadow: 0 0 0 0 rgba(18, 164, 122, .5); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(18,164,122,.45); } 70% { box-shadow: 0 0 0 7px rgba(18,164,122,0); } 100% { box-shadow: 0 0 0 0 rgba(18,164,122,0); } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 42px; padding: 0 18px;
  border-radius: 999px;
  font-size: 15px; font-weight: 500; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--blue); }
.btn-line { border-color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-lg { height: 54px; padding: 0 26px; font-size: 16px; }
.btn-sm { height: 36px; padding: 0 14px; font-size: 14px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(243, 239, 230, .82);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--rule); }
.header-row { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.mark { width: 30px; height: 30px; }
.mark rect { fill: var(--ink); }
.mark path { fill: none; stroke: var(--paper); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.brand:hover .mark rect { fill: var(--blue); }
.wordmark { font-family: var(--serif); font-size: 23px; letter-spacing: -0.02em; font-variation-settings: "SOFT" 50; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a:not(.btn) { padding: 8px 12px; font-size: 15px; text-decoration: none; color: var(--ink-2); border-radius: 999px; transition: color .2s, background .2s; }
.nav a:not(.btn):hover { color: var(--ink); background: var(--paper-2); }
.nav-cta { margin-left: 10px; }

.menu-btn { display: none; align-items: center; gap: 10px; background: none; border: 1px solid var(--rule); border-radius: 999px; height: 40px; padding: 0 14px; cursor: pointer; }
.menu-label { font-size: 14px; }
.menu-lines { display: grid; gap: 5px; width: 16px; }
.menu-lines i { display: block; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease); }
.menu-btn[aria-expanded="true"] .menu-lines i:first-child { transform: translateY(3.25px) rotate(45deg); }
.menu-btn[aria-expanded="true"] .menu-lines i:last-child { transform: translateY(-3.25px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { padding: 26px 0 40px; }

.hero-title {
  margin: clamp(28px, 5vw, 72px) 0 0;
  font-size: clamp(54px, 10.4vw, 158px);
  line-height: .94;
  letter-spacing: -0.045em;
  font-weight: 350;
  font-variation-settings: "SOFT" 40, "WONK" 0;
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero-title .line > span { display: inline-block; transition: transform 1.1s var(--ease); }
.js .hero-title .line > span { transform: translateY(105%); }
.hero-title .line:nth-child(2) > span { transition-delay: .09s; }
.hero-title .line:nth-child(3) > span { transition-delay: .18s; }
.js.is-ready .hero-title .line > span { transform: none; }
.hero-title .line:nth-child(2) { padding-left: clamp(0px, 9vw, 150px); }

.wave-word { position: relative; display: inline-block; color: var(--blue); font-weight: 330; }
.wave-word svg { position: absolute; left: 2%; right: 0; bottom: -.02em; width: 96%; height: .2em; overflow: visible; }
.wave-word path { fill: none; stroke: var(--blue); stroke-width: 3.2; stroke-linecap: round; vector-effect: non-scaling-stroke; stroke-dasharray: 2000; stroke-dashoffset: 0; transition: stroke-dashoffset 1.6s .7s var(--ease); }
.js .wave-word path { stroke-dashoffset: 2000; }
.js.is-ready .wave-word path { stroke-dashoffset: 0; }

.hero-foot { display: grid; grid-template-columns: minmax(0, 1.2fr) auto; gap: 40px; align-items: end; margin-top: clamp(28px, 4vw, 52px); }
.lede { margin: 0; max-width: 600px; font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: var(--ink-2); }
.lede strong { color: var(--ink); font-weight: 600; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- demo ---------- */
.demo {
  margin-top: clamp(48px, 6vw, 80px);
  background: var(--card);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--ink);
  overflow: hidden;
}
.demo-bar {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .03em;
}
.demo-title { font-weight: 500; }
.demo-meta { margin-left: auto; color: var(--ink-3); }
.demo-replay { background: none; border: 1px solid var(--rule); border-radius: 999px; padding: 4px 12px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; cursor: pointer; }
.demo-replay:hover { border-color: var(--ink); }

.demo-grid { display: grid; grid-template-columns: 1fr 0.9fr 1.35fr; }
.d-col { padding: 22px 22px 26px; min-height: 330px; position: relative; }
.d-col + .d-col { border-left: 1px dashed var(--rule); }
.d-label { margin: 0 0 18px; font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }
.d-label span { color: var(--blue); margin-right: 6px; }

.d-prompt { margin: 0; font-family: var(--serif); font-size: clamp(22px, 2.1vw, 28px); line-height: 1.22; letter-spacing: -0.01em; font-variation-settings: "SOFT" 60; }
.caret { display: inline-block; width: 2px; height: 1em; background: var(--blue); margin-left: 3px; vertical-align: -0.12em; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.d-from { position: absolute; left: 22px; bottom: 20px; margin: 0; font-family: var(--mono); font-size: 12px; color: var(--ink-3); }

.parse { margin: 0; display: grid; gap: 8px; }
.parse div { display: flex; justify-content: space-between; gap: 12px; padding: 8px 12px; border: 1px solid var(--rule); border-radius: 8px; background: var(--paper); font-family: var(--mono); font-size: 13px; transition: opacity .4s, transform .4s var(--ease), border-color .4s; }
.parse dt { color: var(--ink-3); }
.parse dd { margin: 0; color: var(--ink); font-weight: 500; }
.parse div.is-on { border-color: var(--blue); }
.parse div.is-on dd { color: var(--blue); }

.receipt {
  position: relative;
  background: #fff;
  border: 1px solid var(--rule);
  border-bottom: 0;
  padding: 16px 18px 26px;
  font-family: var(--mono); font-size: 13px;
  filter: drop-shadow(0 10px 18px rgba(21, 20, 15, .07));
}
.receipt::after {
  content: ""; position: absolute; left: -1px; right: -1px; bottom: -10px; height: 10px;
  background:
    linear-gradient(-45deg, transparent 6px, #fff 0) 0 0 / 12px 10px repeat-x,
    linear-gradient(45deg, transparent 6px, #fff 0) 0 0 / 12px 10px repeat-x;
}
.receipt-head { display: flex; justify-content: space-between; padding-bottom: 10px; border-bottom: 1px dashed var(--rule); color: var(--ink-3); text-transform: uppercase; font-size: 11px; letter-spacing: .05em; }
.offers { list-style: none; margin: 0; padding: 0; }
.offers li { display: flex; justify-content: space-between; gap: 14px; padding: 12px 0; border-bottom: 1px dashed var(--rule); transition: opacity .45s, transform .45s var(--ease); }
.o-main, .o-side { display: grid; gap: 2px; }
.o-main strong { font-family: var(--sans); font-size: 15px; font-weight: 600; }
.o-main span, .o-side span { color: var(--ink-3); font-size: 12px; }
.o-side { text-align: right; }
.o-side b { font-weight: 500; font-size: 15px; }
.offers li:first-child .o-side b { color: var(--blue); }
.receipt-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-top: 14px; }
.buy { font-family: var(--sans); font-size: 14px; font-weight: 600; padding: 8px 14px; border-radius: 999px; border: 1px dashed var(--ink-3); color: var(--ink-2); }

.barcode {
  display: block; width: 120px; height: 30px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 4px, var(--ink) 4px 5px, transparent 5px 8px, var(--ink) 8px 11px, transparent 11px 12px, var(--ink) 12px 13px, transparent 13px 16px);
}
.barcode-lg { width: 100%; max-width: 230px; height: 54px; }

/* demo states */
.js .demo .parse div { opacity: 0; transform: translateY(6px); }
.js .demo .offers li { opacity: 0; transform: translateY(8px); }
.js .demo .receipt { clip-path: inset(0 0 100% 0); transition: clip-path 1s var(--ease); }
.demo.s-parse .parse div.is-shown { opacity: 1; transform: none; }
.demo.s-offers .receipt { clip-path: inset(0 0 -20px 0); }
.demo.s-offers .offers li.is-shown { opacity: 1; transform: none; }

/* ---------- sections ---------- */
.section { padding: clamp(88px, 11vw, 160px) 0; border-top: 1px solid var(--rule); scroll-margin-top: 84px; }
.sec-head { max-width: 1120px; margin-bottom: clamp(44px, 6vw, 76px); }
.kicker { margin: 0 0 22px; font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-2); }
.kicker span { display: inline-block; margin-right: 10px; padding: 3px 8px; border: 1px solid var(--ink); border-radius: 999px; color: var(--ink); }
.section h2 { font-size: clamp(38px, 5.4vw, 76px); }
.section h2 em { color: var(--ink-2); }
.sec-sub { margin: 24px 0 0; max-width: 620px; font-size: 19px; color: var(--ink-2); }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- problem ---------- */
.problem-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: center; }

.mess { position: relative; height: 470px; max-width: 600px; }
.win {
  position: absolute; width: 300px;
  background: var(--card); border: 1px solid var(--ink); border-radius: 10px;
  box-shadow: 4px 4px 0 var(--ink);
  overflow: hidden;
  transition: transform .8s var(--ease);
}
.win-bar { display: flex; align-items: center; gap: 5px; padding: 8px 10px; border-bottom: 1px solid var(--rule); background: var(--paper-2); }
.win-bar i { width: 7px; height: 7px; border-radius: 50%; border: 1px solid var(--ink-3); }
.win-bar span { margin-left: 8px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.win-body { position: relative; height: 104px; padding: 14px 16px; display: flex; align-items: flex-start; gap: 10px; font-family: var(--mono); font-size: 14px; }
.w1 { left: 0; top: 0; transform: rotate(-4deg); }
.w2 { right: 0; top: 40px; transform: rotate(3deg); z-index: 1; }
.w3 { left: 20px; top: 156px; transform: rotate(2deg); z-index: 2; }
.w4 { right: 0; top: 214px; transform: rotate(-3deg); z-index: 3; }
.w5 { left: 110px; top: 324px; transform: rotate(-1.5deg); z-index: 4; }
.mess:hover .win { transform: rotate(0deg) translateY(-4px); }

.stamp { position: absolute; left: 16px; bottom: 14px; padding: 4px 9px; border: 1.5px solid currentColor; border-radius: 4px; font-family: var(--mono); font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .06em; transform: rotate(-6deg); background: rgba(255,255,255,.6); }
.stamp-red { color: var(--red); }
.stamp-ink { color: var(--ink); }
.strike { text-decoration: line-through; color: var(--ink-3); }
.now { color: var(--red); font-weight: 500; }
.sizes { display: flex; gap: 6px; }
.sizes i { font-style: normal; width: 30px; height: 26px; display: grid; place-items: center; border: 1px solid var(--rule); border-radius: 5px; font-size: 12px; }
.sizes i.x { color: var(--ink-3); background: linear-gradient(to top right, transparent 47%, var(--red) 48% 52%, transparent 53%); }
.steps { display: flex; gap: 5px; }
.steps i { width: 22px; height: 5px; border-radius: 3px; background: var(--rule); }
.steps i.on { background: var(--ink); }
.captcha { padding: 8px 12px; border: 1px solid var(--rule); border-radius: 6px; background: #fff; font-family: var(--sans); font-size: 14px; }

.problem-copy .big { margin: 0 0 22px; font-family: var(--serif); font-size: clamp(24px, 2.4vw, 32px); line-height: 1.22; letter-spacing: -0.01em; font-variation-settings: "SOFT" 60; }
.problem-copy > p { margin: 0 0 30px; color: var(--ink-2); font-size: 18px; max-width: 520px; }
.fail-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.fail-list li { display: flex; gap: 18px; padding: 14px 0; border-bottom: 1px solid var(--rule); font-size: 17px; }
.fail-list span { font-family: var(--mono); font-size: 12px; color: var(--red); padding-top: 4px; }

/* ---------- network ---------- */
.network { margin: 0 0 clamp(56px, 7vw, 90px); }
.network-canvas { width: 100%; }
.network-canvas svg { width: 100%; height: auto; overflow: visible; }
.legend { display: flex; flex-wrap: wrap; gap: 22px; justify-content: center; margin-top: 22px; font-family: var(--mono); font-size: 12px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .04em; }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.lg { display: inline-block; width: 22px; height: 0; border-top: 2px solid; }
.lg-blue { border-color: var(--blue); }
.lg-ink { border-color: var(--ink); }

.net-node rect { fill: var(--card); stroke: var(--ink); stroke-width: 1.2; }
.net-node .shadow { fill: var(--ink); stroke: none; }
.net-node text { font-family: var(--sans); font-size: 17px; fill: var(--ink); }
.net-node .sub { font-family: var(--mono); font-size: 11px; fill: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; }
.net-node.dashed rect:not(.shadow) { stroke-dasharray: 5 4; fill: var(--paper); }
.net-node.dashed .shadow { display: none; }
.net-node.dashed text { fill: var(--ink-3); }
.net-hub .hub-bg { fill: var(--ink); }
.net-hub .hub-title { font-family: var(--serif); font-size: 30px; fill: var(--paper); letter-spacing: -0.02em; }
.net-hub .layer { fill: none; stroke: rgba(243,239,230,.35); }
.net-hub .layer-live { fill: rgba(243,239,230,.08); stroke: rgba(243,239,230,.6); }
.net-hub .layer-text { font-family: var(--mono); font-size: 12.5px; fill: var(--paper); text-transform: uppercase; letter-spacing: .06em; }
.net-path { fill: none; stroke: var(--ink); stroke-width: 1.2; opacity: .5; }
.net-path.dashed { stroke-dasharray: 5 5; opacity: .45; }
.net-packet-blue { fill: var(--blue); }
.net-packet-ink { fill: var(--ink); }
.net-col-label { font-family: var(--mono); font-size: 12px; fill: var(--ink-3); text-transform: uppercase; letter-spacing: .08em; }

.steps-row { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.steps-row li { padding: 28px 24px 8px 0; }
.steps-row li + li { padding-left: 24px; border-left: 1px solid var(--rule); }
.num { display: block; font-family: var(--serif); font-size: 56px; line-height: 1; color: var(--blue); font-weight: 300; font-variation-settings: "SOFT" 100, "WONK" 1; margin-bottom: 22px; }
.steps-row h3 { font-size: 28px; margin-bottom: 10px; }
.steps-row p { margin: 0; color: var(--ink-2); font-size: 16px; }

/* ---------- product graph ---------- */
.graph { background: var(--paper-2); }
.graph-grid { display: grid; grid-template-columns: 1fr 120px 1.15fr; gap: 20px; align-items: center; }
.col-label { margin: 0 0 14px; font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3); }

.sources { display: grid; gap: 14px; }
.src { position: relative; background: var(--card); border: 1px solid var(--rule); border-radius: 10px; padding: 32px 16px 14px; transition: transform .5s var(--ease); }
.src:nth-child(2) { transform: rotate(-1.2deg); }
.src:nth-child(3) { transform: rotate(1deg) translateX(14px); }
.src:nth-child(4) { transform: rotate(-.6deg) translateX(-6px); }
.sources:hover .src { transform: none; }
.src-tag { position: absolute; top: 9px; left: 16px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--red); }
.src pre { margin: 0; font-family: var(--mono); font-size: 12.5px; line-height: 1.55; color: var(--ink-2); overflow-x: auto; }

.arrow-col { display: grid; justify-items: center; gap: 6px; }
.arrow-col svg { width: 110px; }
.arrow-col path { fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.arrow-col span { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--blue); }

.tabs { display: flex; gap: 4px; padding: 4px; background: var(--card); border: 1px solid var(--rule); border-radius: 999px; width: max-content; max-width: 100%; overflow-x: auto; margin-bottom: 12px; }
.tabs button { border: 0; background: transparent; padding: 7px 14px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--ink-2); cursor: pointer; white-space: nowrap; transition: background .2s, color .2s; }
.tabs button:hover { color: var(--ink); }
.tabs button[aria-selected="true"] { background: var(--ink); color: var(--paper); }

.code-card { position: relative; background: var(--card); border: 1px solid var(--ink); border-radius: 12px; box-shadow: 5px 5px 0 var(--ink); }
.code { margin: 0; padding: 22px 22px; min-height: 380px; font-family: var(--mono); font-size: 13px; line-height: 1.65; color: var(--ink); overflow-x: auto; white-space: pre; }
.code .k { color: var(--blue); }
.code .s { color: #8A4B12; }
.code .n { color: var(--mint); }
.code .c { color: var(--ink-3); }
.code .p { color: var(--ink-3); }
.note { margin: 16px 0 0; font-size: 14px; color: var(--ink-3); }

.fields { list-style: none; margin: clamp(48px, 6vw, 72px) 0 0; padding: 22px 0 0; border-top: 1px solid var(--ink); display: flex; flex-wrap: wrap; gap: 10px 12px; }
.fields li { padding: 8px 16px; border: 1px solid var(--ink); border-radius: 999px; font-size: 15px; background: var(--paper); }
.fields li:nth-child(odd) { background: var(--card); }

/* ---------- developers ---------- */
.dev-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 6vw, 90px); align-items: start; }
.dev-copy > p { margin: 24px 0 36px; font-size: 18px; color: var(--ink-2); max-width: 520px; }
.dev-code { position: sticky; top: 100px; }
.dev-code .code { min-height: 330px; }
.copy { position: absolute; top: 12px; right: 12px; z-index: 2; background: var(--paper); border: 1px solid var(--rule); border-radius: 999px; padding: 4px 12px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; cursor: pointer; }
.copy:hover { border-color: var(--ink); }

.tools { width: 100%; border-collapse: collapse; font-size: 15px; }
.tools caption { text-align: left; padding-bottom: 12px; font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3); }
.tools tr { border-top: 1px solid var(--rule); }
.tools tr:last-child { border-bottom: 1px solid var(--rule); }
.tools th, .tools td { padding: 14px 10px 14px 0; text-align: left; vertical-align: top; font-weight: 400; }
.tools th code { font-family: var(--mono); font-size: 13px; color: var(--blue); }
.tools td { color: var(--ink-2); }

/* ---------- merchants ---------- */
.merch-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.merch-copy h2 { margin-bottom: 32px; }
.ticks { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.ticks li { position: relative; padding: 18px 0 18px 40px; border-bottom: 1px solid var(--rule); color: var(--ink-2); font-size: 17px; }
.ticks li strong { color: var(--ink); font-weight: 600; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: 23px; width: 18px; height: 10px; border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue); transform: rotate(-45deg); }

.label-wrap { display: grid; place-items: center; padding: 20px; }
.ship-label {
  position: relative; width: 100%; max-width: 430px;
  background: #fff; border: 2px solid var(--ink); border-radius: 6px;
  font-family: var(--mono);
  transform: rotate(-2.5deg);
  box-shadow: 8px 10px 0 var(--ink);
  transition: transform .8s var(--ease);
}
.ship-label:hover { transform: rotate(0); }
.sl-top { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 2px solid var(--ink); }
.sl-brand { font-family: var(--serif); font-size: 26px; letter-spacing: -0.02em; }
.sl-type { padding: 4px 10px; background: var(--ink); color: #fff; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.sl-row { display: grid; grid-template-columns: 96px 1fr; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--ink); }
.sl-k { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); padding-top: 3px; }
.sl-v { font-family: var(--sans); font-size: 18px; font-weight: 600; line-height: 1.25; }
.sl-v small { display: block; margin-top: 3px; font-family: var(--mono); font-size: 11.5px; font-weight: 400; color: var(--ink-2); }
.sl-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 18px 18px; }
.sl-code { display: grid; gap: 6px; flex: 1; }
.sl-id { font-size: 12px; letter-spacing: .08em; }
.rubber {
  flex-shrink: 0;
  margin-right: -30px;
  padding: 8px 14px;
  border: 3px double var(--blue); border-radius: 6px;
  color: var(--blue); background: rgba(255,255,255,.75);
  font-family: var(--mono); font-size: 15px; font-weight: 500; text-transform: uppercase; letter-spacing: .1em;
  transform: rotate(14deg);
}

/* ---------- thesis ---------- */
.thesis { background: var(--ink); color: var(--paper); border-top: 0; }
.thesis .kicker { color: rgba(243,239,230,.7); }
.thesis .kicker span { border-color: var(--paper); color: var(--paper); }
.thesis blockquote { margin: 0; max-width: 1100px; }
.thesis blockquote p { margin: 0; font-family: var(--serif); font-size: clamp(36px, 5.2vw, 74px); line-height: 1.06; letter-spacing: -0.03em; font-weight: 330; font-variation-settings: "SOFT" 40; }
.thesis blockquote em { color: #9AA8FF; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(56px, 7vw, 96px); border-top: 1px solid rgba(243,239,230,.3); }
.pillars > div { padding: 28px 28px 0 0; }
.pillars > div + div { padding-left: 28px; border-left: 1px solid rgba(243,239,230,.18); }
.pillars h3 { font-size: 30px; margin-bottom: 12px; }
.pillars p { margin: 0; color: rgba(243,239,230,.72); font-size: 16px; }

/* ---------- access ---------- */
.access { text-align: left; scroll-margin-top: 84px; }
.access-title { font-size: clamp(48px, 8vw, 124px) !important; letter-spacing: -0.04em !important; margin-bottom: clamp(40px, 5vw, 64px); }
.access-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.door {
  position: relative; display: grid; gap: 10px; align-content: start;
  min-height: 260px; padding: 28px;
  border: 1px solid var(--ink); border-radius: var(--radius);
  background: var(--card); text-decoration: none;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .3s;
}
.door:hover { transform: translate(-3px, -3px); box-shadow: 6px 6px 0 var(--ink); }
.door-alt { background: var(--blue); color: #fff; border-color: var(--blue); }
.door-alt:hover { box-shadow: 6px 6px 0 var(--ink); }
.door-k { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; opacity: .7; }
.door-t { font-family: var(--serif); font-size: clamp(32px, 3.4vw, 46px); line-height: 1.02; letter-spacing: -0.02em; font-variation-settings: "SOFT" 50; }
.door-d { max-width: 380px; font-size: 16px; opacity: .8; }
.door-go { position: absolute; right: 26px; bottom: 20px; font-family: var(--serif); font-size: 46px; line-height: 1; transition: transform .35s var(--ease); }
.door:hover .door-go { transform: translateX(6px); }
.access-mail { margin: 26px 0 0; color: var(--ink-2); }
.access-mail a { color: var(--ink); text-decoration-color: var(--blue); text-underline-offset: 4px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--ink); padding: 20px 0 28px; overflow: hidden; }
.foot-word { margin: 0; font-family: var(--serif); font-size: clamp(80px, 23vw, 350px); line-height: .9; letter-spacing: -0.06em; font-weight: 300; color: var(--ink); font-variation-settings: "SOFT" 40; white-space: nowrap; }
.foot-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--rule); font-size: 14px; color: var(--ink-2); }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }
.foot-links a, .foot-links button { color: var(--ink-2); text-decoration: none; background: none; border: 0; padding: 0; cursor: pointer; font-size: 14px; }
.foot-links a:hover, .foot-links button:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }

/* ---------- cookie ---------- */
.cookie {
  position: fixed; left: 20px; bottom: 20px; z-index: 60;
  display: none; align-items: center; gap: 18px;
  max-width: 520px; padding: 14px 14px 14px 18px;
  background: var(--card); border: 1px solid var(--ink); border-radius: 12px;
  box-shadow: 4px 4px 0 var(--ink);
  font-size: 14px;
}
.cookie.is-open { display: flex; }
.cookie p { margin: 0; color: var(--ink-2); }
.cookie strong { color: var(--ink); }
.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ---------- legal + 404 ---------- */
.legal { padding: clamp(56px, 8vw, 110px) 0 clamp(80px, 10vw, 140px); }
.legal .wrap { max-width: 820px; }
.legal h1 { font-size: clamp(48px, 7vw, 92px); letter-spacing: -0.04em; margin-bottom: 14px; }
.legal .updated { margin: 0 0 44px; padding-bottom: 22px; border-bottom: 1px solid var(--ink); font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3); }
.legal h2 { font-size: 28px; margin: 42px 0 12px; }
.legal p, .legal li { color: var(--ink-2); font-size: 17px; }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 6px; }
.legal a { color: var(--ink); text-decoration-color: var(--blue); text-underline-offset: 3px; }

.not-found { min-height: 70vh; display: grid; align-items: center; padding: 80px 0; }
.not-found h1 { font-size: clamp(56px, 10vw, 150px); letter-spacing: -0.045em; line-height: .95; }
.not-found h1 em { color: var(--blue); font-variation-settings: "SOFT" 100, "WONK" 1; }
.not-found p { margin: 28px 0 32px; max-width: 520px; font-size: 19px; color: var(--ink-2); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .demo-grid { grid-template-columns: 1fr 1fr; }
  .d-offers { grid-column: 1 / -1; border-left: 0 !important; border-top: 1px dashed var(--rule); }
  .d-col { min-height: 0; }
  .d-ask { padding-bottom: 56px; }
  .graph-grid { grid-template-columns: 1fr; }
  .arrow-col { transform: rotate(90deg); margin: 10px 0; }
  .src:nth-child(3) { transform: rotate(1deg); }
  .src:nth-child(4) { transform: rotate(-.6deg); }
}

@media (max-width: 900px) {
  body { font-size: 16px; }
  .menu-btn { display: inline-flex; }
  .nav {
    position: fixed; inset: 68px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px var(--gutter) 24px;
    background: var(--paper); border-bottom: 1px solid var(--ink);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .3s var(--ease), visibility .25s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--rule); border-radius: 0; font-family: var(--serif); font-size: 26px; color: var(--ink); }
  .nav a:not(.btn):hover { background: none; }
  .nav-cta { margin: 18px 0 0; justify-content: center; height: 50px; }

  .hero-foot { grid-template-columns: 1fr; gap: 28px; }
  .problem-grid, .dev-grid, .merch-grid { grid-template-columns: 1fr; }
  .mess { height: 440px; max-width: 520px; }
  .dev-code { position: static; }
  .steps-row { grid-template-columns: 1fr 1fr; }
  .steps-row li:nth-child(3) { padding-left: 0; border-left: 0; }
  .steps-row li:nth-child(n+3) { border-top: 1px solid var(--rule); margin-top: 20px; }
  .pillars { grid-template-columns: 1fr; }
  .pillars > div, .pillars > div + div { padding: 24px 0; border-left: 0; border-bottom: 1px solid rgba(243,239,230,.18); }
  .merch-grid .label-wrap { order: 2; }
  .access-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { padding-top: 16px; }
  .hero-title { letter-spacing: -0.04em; }
  .hero-title .line:nth-child(2) { padding-left: 0; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .demo { box-shadow: 4px 4px 0 var(--ink); }
  .demo-grid { grid-template-columns: 1fr; }
  .d-col + .d-col { border-left: 0; border-top: 1px dashed var(--rule); }
  .d-col { padding: 18px; }
  .d-from { left: 18px; }
  .mess { height: 400px; }
  .win { width: 260px; }
  .win-body { font-size: 13px; }
  .w2 { top: 128px; }
  .w3 { top: 256px; left: 0; }
  .w4, .w5 { display: none; }
  .steps-row { grid-template-columns: 1fr; }
  .steps-row li, .steps-row li + li { padding: 24px 0; border-left: 0; border-top: 1px solid var(--rule); margin-top: 0 !important; }
  .steps-row li:first-child { border-top: 0; }
  .num { font-size: 44px; margin-bottom: 14px; }
  .code { font-size: 12px; padding: 18px; min-height: 0; }
  .ship-label { transform: rotate(-1.5deg); }
  .rubber { margin-right: -12px; font-size: 12px; padding: 6px 10px; }
  .barcode-lg { height: 44px; }
  .door { min-height: 220px; padding: 22px; }
  .cookie { left: 12px; right: 12px; bottom: 12px; flex-direction: column; align-items: stretch; }
  .cookie-actions .btn { flex: 1; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .hero-title .line > span { transform: none; }
  .wave-word path { stroke-dashoffset: 0; }
}