/* Edgar Lopes Salvador · portfolio
   Light "chart paper" page, dark consoles for the live demos, one cobalt accent. */

:root {
  --paper: #eceeea;
  --card: #ffffff;
  --ink: #11161d;
  --graphite: #59616b;
  --rule: #d3d7d1;
  --cobalt: #2b44e8;
  --cobalt-soft: #e3e7fd;
  --up: #109a6a;
  --down: #d2453f;
  --amber: #c98a12;
  --console: #0f1319;
  --console-2: #171c24;
  --console-3: #222936;
  --console-ink: #e6e9ee;
  --console-dim: #8a93a0;
  --display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --body: "Instrument Sans", "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", Consolas, monospace;
  --gutter: clamp(16px, 4vw, 48px);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--paper);
  /* faint chart grid */
  background-image:
    linear-gradient(to right, rgba(17,22,29,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17,22,29,.045) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--ink);
  font: 16px/1.55 var(--body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--cobalt); outline-offset: 2px; border-radius: 4px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(236,238,234,.88); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.topbar .wrap { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { font-family: var(--display); font-weight: 700; font-size: 18px; text-decoration: none; letter-spacing: -.01em; }
.topnav { display: flex; gap: 20px; margin-left: auto; font-size: 14px; }
.topnav a { text-decoration: none; color: var(--graphite); }
.topnav a:hover { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--ink); background: var(--ink); color: #fff;
  padding: 9px 16px; border-radius: 999px; font-size: 14px; font-weight: 600;
  text-decoration: none; cursor: pointer; transition: background .15s, color .15s;
}
.btn:hover { background: var(--cobalt); border-color: var(--cobalt); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: #fff; }
@media (max-width: 720px) { .topnav { display: none; } .topbar .btn { margin-left: auto; } }

/* ---------- hero ---------- */
.hero { padding: clamp(48px, 8vw, 96px) 0 64px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--graphite); margin: 0 0 18px; }
.hero h1 {
  font-family: var(--display); font-weight: 700; font-stretch: 85%;
  font-size: clamp(40px, 6.4vw, 84px); line-height: .98; letter-spacing: -.035em; margin: 0 0 24px;
}
.hero h1 em { font-style: normal; color: var(--cobalt); }
.hero .intro { font-size: 18px; max-width: 52ch; color: #2b313a; margin: 0 0 28px; }
.who { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.who img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2px solid #fff; box-shadow: 0 1px 4px rgba(0,0,0,.2); }
.who b { display: block; font-size: 15px; }
.who span { font-size: 14px; color: var(--graphite); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* signature: the activity tape */
.tape {
  background: var(--console); color: var(--console-ink); border-radius: 14px;
  box-shadow: 0 30px 60px -30px rgba(15,19,25,.6); overflow: hidden;
}
.tape-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; border-bottom: 1px solid var(--console-3);
  font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--console-dim);
}
.live-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--up); margin-right: 8px; animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.tape-list { list-style: none; margin: 0; padding: 6px 0; height: 392px; overflow: hidden; }
.tape-list li {
  display: grid; grid-template-columns: 62px 112px 1fr; gap: 10px; align-items: baseline;
  padding: 8px 16px; font-size: 13px; border-bottom: 1px solid rgba(255,255,255,.04);
  animation: tapein .45s ease-out;
}
.tape-list time { font-family: var(--mono); font-size: 11px; color: var(--console-dim); }
.tape-list .src { font-family: var(--mono); font-size: 11px; font-weight: 500; }
.tape-list .msg { color: var(--console-ink); }
@keyframes tapein { from { opacity: 0; transform: translateY(-8px); background: rgba(43,68,232,.25); } }
.tape-foot { padding: 10px 16px; font-size: 12px; color: var(--console-dim); border-top: 1px solid var(--console-3); }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } .tape-list { height: 320px; } .tape-list li { grid-template-columns: 52px 1fr; } .tape-list .msg { grid-column: 1 / -1; } }

/* ---------- index of systems ---------- */
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; border-bottom: 2px solid var(--ink); padding-bottom: 14px; margin-bottom: 8px; }
.section-head h2 { font-family: var(--display); font-weight: 700; font-stretch: 85%; font-size: clamp(30px, 4vw, 46px); letter-spacing: -.03em; line-height: 1; margin: 0; }
.section-head p { margin: 0; color: var(--graphite); max-width: 46ch; font-size: 15px; }
.index { padding: 40px 0 24px; }
.index-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.index-table td { padding: 14px 10px 14px 0; border-bottom: 1px solid var(--rule); vertical-align: baseline; }
.index-table tr { cursor: pointer; transition: background .15s; }
.index-table tr:hover { background: var(--card); }
.index-table .n a { font-family: var(--display); font-weight: 600; font-size: 19px; text-decoration: none; letter-spacing: -.01em; }
.index-table .d { color: #2b313a; }
.index-table .s { text-align: right; white-space: nowrap; }
.pill { font-family: var(--mono); font-size: 11px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--rule); background: var(--card); color: var(--graphite); }
.pill.live { border-color: var(--up); color: var(--up); }
@media (max-width: 720px) { .index-table .d { display: none; } }

/* ---------- system sections ---------- */
.sys { padding: clamp(56px, 8vw, 96px) 0; border-bottom: 1px solid var(--rule); }
.sys-head { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(24px, 4vw, 64px); align-items: end; margin-bottom: 28px; }
.sys-head .facts { margin-bottom: 10px; }
.sys h2 { font-family: var(--display); font-weight: 700; font-stretch: 85%; font-size: clamp(32px, 3.6vw, 44px); line-height: 1; letter-spacing: -.03em; margin: 0 0 14px; }
.sys .lede { font-size: 17px; margin: 0 0 22px; color: #2b313a; }
.flow { list-style: none; counter-reset: step; margin: 0 0 22px; padding: 0; }
.flow li {
  counter-increment: step; position: relative; padding: 7px 0 7px 38px; font-size: 14.5px; color: var(--graphite);
  transition: color .25s;
}
.flow li::before {
  content: counter(step); position: absolute; left: 0; top: 6px; width: 24px; height: 24px; border-radius: 50%;
  border: 1px solid var(--rule); background: var(--card); font-family: var(--mono); font-size: 11px;
  display: grid; place-items: center; transition: all .25s;
}
.flow li:not(:last-child)::after { content: ""; position: absolute; left: 12px; top: 31px; bottom: -6px; width: 1px; background: var(--rule); }
.flow li.done { color: var(--ink); }
.flow li.done::before { background: var(--ink); color: #fff; border-color: var(--ink); }
.flow li.active { color: var(--ink); font-weight: 600; }
.flow li.active::before { background: var(--cobalt); color: #fff; border-color: var(--cobalt); box-shadow: 0 0 0 5px var(--cobalt-soft); }
.facts { list-style: none; margin: 0 0 16px; padding: 0; font-size: 14px; }
.facts li { padding: 6px 0; border-top: 1px dashed var(--rule); }
.facts b { font-family: var(--mono); font-weight: 500; color: var(--cobalt); margin-right: 6px; }
.stack { font-size: 13px; color: var(--graphite); margin: 0; }
@media (max-width: 980px) { .sys-head { grid-template-columns: 1fr; } }

/* horizontal workflow, synced with the demo */
.flow.flow-row { display: grid; grid-template-columns: repeat(var(--n), 1fr); margin: 0 0 22px; }
.flow.flow-row li { padding: 34px 14px 0 0; font-size: 13.5px; line-height: 1.35; }
.flow.flow-row li::before { left: 0; top: 0; }
.flow.flow-row li:not(:last-child)::after { left: 32px; right: 8px; top: 12px; bottom: auto; width: auto; height: 1px; }
.flow.flow-row li.done:not(:last-child)::after { background: var(--ink); }
@media (max-width: 760px) {
  .flow.flow-row { grid-template-columns: 1fr 1fr; row-gap: 14px; }
  .flow.flow-row li:not(:last-child)::after { display: none; }
}

/* real-app demo screen */
.screen { background: var(--console); color: var(--console-ink); border-radius: 14px; overflow: hidden; box-shadow: 0 34px 70px -34px rgba(15,19,25,.6); }
.lights { display: inline-flex; gap: 6px; margin-right: 4px; }
.lights i { width: 10px; height: 10px; border-radius: 50%; background: #3a4250; }
.frame-bar .full { margin-left: auto; font-family: var(--mono); font-size: 12px; color: var(--console-dim); text-decoration: none; white-space: nowrap; }
.frame-bar .full:hover { color: #fff; }
.screen .pane.live { padding: 0; min-height: 0; }
.stage { position: relative; width: 100%; aspect-ratio: 1280 / 800; overflow: hidden; background: #0b0e13; }
.stage iframe { position: absolute; top: 0; left: 0; width: 1280px; height: 800px; border: 0; transform-origin: 0 0; opacity: 0; transition: opacity .4s; background: #0b0e13; }
.stage.running iframe { opacity: 1; }
.stage .poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: opacity .4s; }
.stage.running .poster { opacity: 0; }
.stage .start {
  position: absolute; inset: 0; border: 0; cursor: pointer; color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  background: linear-gradient(180deg, rgba(15,19,25,.10) 0%, rgba(15,19,25,.62) 100%);
}
.stage .start span {
  background: var(--cobalt); padding: 14px 24px; border-radius: 999px; font-weight: 600; font-size: 16px;
  box-shadow: 0 12px 32px rgba(43,68,232,.45); transition: transform .15s, filter .15s;
}
.stage .start:hover span { transform: translateY(-1px); filter: brightness(1.1); }
.stage .start small { font-size: 12.5px; color: #dfe3ea; text-shadow: 0 1px 2px rgba(0,0,0,.6); }
.stage.running .start { display: none; }
.stage .loading { position: absolute; left: 16px; bottom: 14px; font-family: var(--mono); font-size: 12px; color: var(--console-dim); }
@media (max-width: 760px) {
  .frame-bar .name, .frame-bar .tabs { display: none; }
  .stage .start small { display: none; }
}

/* console frame */
.frame { background: var(--console); color: var(--console-ink); border-radius: 14px; overflow: hidden; box-shadow: 0 30px 60px -32px rgba(15,19,25,.55); }
.frame-bar { display: flex; align-items: center; gap: 12px; padding: 10px 12px 10px 16px; background: var(--console-2); border-bottom: 1px solid var(--console-3); }
.frame-bar .name { font-family: var(--mono); font-size: 12px; color: var(--console-dim); }
.frame-bar .note { font-size: 11px; color: var(--console-dim); margin-left: auto; font-family: var(--mono); }
.tabs { display: flex; background: var(--console); border-radius: 999px; padding: 3px; }
.tabs button { background: none; border: 0; padding: 5px 12px; border-radius: 999px; font-size: 12px; color: var(--console-dim); cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--console-3); color: #fff; }
.pane { padding: 20px; min-height: 440px; }
.pane.shot { padding: 0; min-height: 0; }
.pane.shot img { width: 100%; }
.pane[hidden] { display: none; }

/* shared demo controls (inside consoles) */
.d-label { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--console-dim); margin: 0 0 8px; }
.d-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.chip {
  background: var(--console-2); border: 1px solid var(--console-3); color: var(--console-ink);
  padding: 6px 12px; border-radius: 999px; font-size: 13px; cursor: pointer;
}
.chip[aria-checked="true"], .chip.on { border-color: var(--cobalt); background: rgba(43,68,232,.22); }
.d-input, .d-select, textarea.d-input {
  width: 100%; background: var(--console-2); border: 1px solid var(--console-3); border-radius: 8px;
  padding: 10px 12px; color: var(--console-ink); font-size: 14px; resize: vertical;
}
.run {
  background: var(--cobalt); color: #fff; border: 0; border-radius: 8px; padding: 10px 16px;
  font-weight: 600; font-size: 14px; cursor: pointer;
}
.run:hover { filter: brightness(1.12); }
.run:disabled { opacity: .5; cursor: progress; }
.run.alt { background: var(--console-3); }
.log { font-family: var(--mono); font-size: 12px; line-height: 1.7; color: var(--console-dim); background: #0b0e13; border-radius: 8px; padding: 12px; min-height: 64px; margin: 14px 0; max-height: 190px; overflow: auto; }
.log .k { color: #9fb0ff; }
.log .ok { color: #4fd1a1; }
.log .warn { color: #f0b54a; }
.card-d { background: var(--console-2); border: 1px solid var(--console-3); border-radius: 10px; padding: 14px; }
.card-d h4 { margin: 0 0 8px; font-size: 13px; font-family: var(--mono); color: var(--console-dim); font-weight: 500; text-transform: uppercase; letter-spacing: .06em; }
.typed { white-space: pre-wrap; font-size: 14px; line-height: 1.6; }
.status { font-size: 13px; margin: 10px 0 0; }
.status.ok { color: #4fd1a1; } .status.warn { color: #f0b54a; } .status.bad { color: #ff7b72; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } .pane { padding: 16px; } }
.slider { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin-bottom: 12px; font-size: 13px; }
.slider input { grid-column: 1 / -1; accent-color: var(--cobalt); width: 100%; }
.slider output { font-family: var(--mono); color: #fff; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 8px; vertical-align: middle; }
.dot.g { background: #4fd1a1; } .dot.a { background: #f0b54a; } .dot.r { background: #ff7b72; }

/* social agents */
.agents { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 6px; margin: 12px 0; }
.agent { font-size: 12px; padding: 7px 9px; border-radius: 6px; background: var(--console-2); border: 1px solid var(--console-3); color: var(--console-dim); transition: all .2s; }
.agent.on { color: #fff; border-color: var(--cobalt); background: rgba(43,68,232,.25); }
.agent.done { color: var(--console-ink); border-color: #2e5a4b; }

/* seo */
.engines { display: grid; gap: 8px; margin: 14px 0; }
.engine { display: grid; grid-template-columns: 96px 1fr 92px; gap: 10px; align-items: center; background: var(--console-2); border: 1px solid var(--console-3); border-radius: 8px; padding: 10px 12px; font-size: 13px; }
.engine .e { font-family: var(--mono); font-size: 12px; }
.engine .r { color: var(--console-dim); }
.engine .c { text-align: right; font-family: var(--mono); font-size: 12px; }
.gaps { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.gaps td, .gaps th { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--console-3); }
.gaps th { font-family: var(--mono); font-size: 11px; color: var(--console-dim); font-weight: 500; }

/* fx bars */
.fx { display: grid; gap: 6px; margin: 6px 0 14px; }
.fx-row { display: grid; grid-template-columns: 44px 1fr 44px; gap: 10px; align-items: center; font-family: var(--mono); font-size: 12px; }
.fx-track { position: relative; height: 18px; background: #0b0e13; border-radius: 4px; }
.fx-track::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--console-3); }
.fx-bar { position: absolute; top: 3px; bottom: 3px; border-radius: 3px; transition: left .6s, width .6s, background .6s; }
.fx-val { text-align: right; }

/* lesson chart */
.chart-wrap { background: #0b0e13; border-radius: 10px; padding: 6px; }
.chart-wrap svg { width: 100%; height: auto; display: block; }
.quiz button { display: block; width: 100%; text-align: left; margin-bottom: 8px; background: var(--console-2); border: 1px solid var(--console-3); border-radius: 8px; padding: 10px 12px; cursor: pointer; font-size: 14px; }
.quiz button.right { border-color: #4fd1a1; background: rgba(79,209,161,.12); }
.quiz button.wrong { border-color: #ff7b72; background: rgba(255,123,114,.1); }

/* psych */
.q { margin-bottom: 12px; }
.q p { margin: 0 0 6px; font-size: 14px; }
.scale { display: flex; gap: 6px; }
.scale button { flex: 1; padding: 6px 0; background: var(--console-2); border: 1px solid var(--console-3); border-radius: 6px; cursor: pointer; font-family: var(--mono); font-size: 12px; }
.scale button[aria-pressed="true"] { background: var(--cobalt); border-color: var(--cobalt); color: #fff; }
.bars { display: grid; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 150px 1fr 40px; gap: 8px; align-items: center; font-size: 12px; }
.bar-row .t { height: 10px; background: #0b0e13; border-radius: 3px; overflow: hidden; }
.bar-row .f { height: 100%; background: var(--cobalt); transition: width .7s; }
.bar-row.top .f { background: #4fd1a1; }
.bar-row span:last-child { font-family: var(--mono); text-align: right; }
@media (max-width: 520px) { .bar-row { grid-template-columns: 110px 1fr 36px; } }

/* sparkline */
.spark { width: 100%; height: 70px; display: block; }

/* ---------- how I build ---------- */
.build { padding: clamp(56px, 8vw, 96px) 0 0; }
.build-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(28px, 5vw, 64px); margin-top: 20px; align-items: start; }
.steps-v { list-style: none; counter-reset: s; margin: 0; padding: 0; }
.steps-v li { counter-increment: s; display: grid; grid-template-columns: 44px 1fr; gap: 4px 14px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.steps-v li::before { content: counter(s, decimal-leading-zero); grid-row: span 2; font-family: var(--mono); font-size: 13px; color: var(--cobalt); padding-top: 4px; }
.steps-v b { font-family: var(--display); font-weight: 600; font-size: 20px; letter-spacing: -.01em; line-height: 1.2; }
.steps-v span { color: #2b313a; font-size: 15px; }
.toolbox { background: var(--ink); color: #fff; border-radius: 14px; padding: 26px 24px 10px; position: sticky; top: 84px; }
.toolbox h3 { font-family: var(--display); font-weight: 700; font-stretch: 85%; font-size: 26px; letter-spacing: -.02em; margin: 0 0 18px; }
.toolbox h4 { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: #8a93a0; margin: 0 0 8px; }
.toolbox .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.toolbox .tags span { background: #1b2129; border: 1px solid #2a313b; border-radius: 6px; padding: 4px 10px; font-size: 13.5px; }
@media (max-width: 900px) { .build-grid { grid-template-columns: 1fr; } .toolbox { position: static; } }

/* ---------- language switch ---------- */
.lang { display: inline-flex; border: 1px solid var(--rule); border-radius: 999px; padding: 3px; background: var(--card); }
.lang button { border: 0; background: none; padding: 5px 10px; border-radius: 999px; font-family: var(--mono); font-size: 12px; color: var(--graphite); cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--ink); color: #fff; }
@media (max-width: 720px) { .lang { margin-left: auto; } .topbar .btn { margin-left: 0; } }

/* ---------- experience ---------- */
.exp { padding: clamp(56px, 8vw, 96px) 0; }
.exp-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(28px, 5vw, 64px); margin-top: 28px; }
.job { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.job .when { font-family: var(--mono); font-size: 12px; color: var(--graphite); padding-top: 4px; }
.job h3 { margin: 0; font-size: 17px; font-family: var(--display); font-weight: 600; letter-spacing: -.01em; }
.job .org { color: var(--graphite); font-size: 14px; margin: 2px 0 0; }
.job ul { margin: 10px 0 0; padding-left: 18px; font-size: 14.5px; }
.job li { margin-bottom: 4px; }
.skills h3 { font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--graphite); margin: 0 0 10px; }
.skills .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.skills .tags span { background: var(--card); border: 1px solid var(--rule); border-radius: 6px; padding: 4px 10px; font-size: 13.5px; }
.edu p { margin: 0 0 10px; font-size: 14.5px; }
.edu b { font-weight: 600; }
.edu span { color: var(--graphite); }
@media (max-width: 900px) { .exp-grid { grid-template-columns: 1fr; } .job { grid-template-columns: 1fr; gap: 4px; } }

/* ---------- contact ---------- */
.contact { background: var(--ink); color: #fff; padding: clamp(56px, 8vw, 96px) 0 40px; }
.contact h2 { font-family: var(--display); font-weight: 700; font-stretch: 85%; font-size: clamp(36px, 5.5vw, 72px); letter-spacing: -.035em; line-height: 1; margin: 0 0 24px; max-width: 16ch; }
.contact a.mail { font-family: var(--mono); font-size: clamp(18px, 3.2vw, 38px); color: #fff; text-decoration-color: var(--cobalt); text-underline-offset: 6px; }
.contact .row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.contact .btn { background: #fff; color: var(--ink); border-color: #fff; }
.contact .btn:hover { background: var(--cobalt); color: #fff; border-color: var(--cobalt); }
.contact .fine { margin-top: 56px; font-size: 13px; color: #8a93a0; border-top: 1px solid #2a313b; padding-top: 18px; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- SEO / GEO case study ---------- */
.case { padding: clamp(56px, 8vw, 96px) 0; border-top: 1px solid var(--rule); }
.method { list-style: none; counter-reset: m; display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin: 28px 0 32px; padding: 0; }
.method li { counter-increment: m; background: var(--card); border: 1px solid var(--rule); border-top: 3px solid var(--cobalt); border-radius: 8px; padding: 12px 14px; font-size: 14px; color: #2b313a; }
.method li::before { content: counter(m); font-family: var(--mono); font-size: 11px; color: var(--cobalt); display: block; margin-bottom: 4px; }
.method b { display: block; font-family: var(--display); font-weight: 600; font-size: 17px; color: var(--ink); margin-bottom: 3px; letter-spacing: -.01em; }
@media (max-width: 900px) { .method { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .method { grid-template-columns: 1fr; } }

.client { background: var(--card); border: 1px solid var(--rule); border-radius: 14px; padding: clamp(18px, 3vw, 32px); margin-bottom: 20px; }
.client-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; align-items: end; margin-bottom: 20px; }
.client h3 { font-family: var(--display); font-weight: 700; font-stretch: 85%; font-size: clamp(26px, 3vw, 36px); letter-spacing: -.03em; margin: 0; line-height: 1; }
.client .site { font-family: var(--mono); font-size: 12px; color: var(--graphite); margin: 8px 0 0; }
.seg { display: inline-flex; background: var(--paper); border: 1px solid var(--rule); border-radius: 999px; padding: 3px; }
.seg button { border: 0; background: none; padding: 6px 14px; border-radius: 999px; font-size: 13px; cursor: pointer; color: var(--graphite); }
.seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; margin-bottom: 22px; }
.metric { background: var(--card); padding: 16px 18px; }
.metric .lbl { font-size: 13px; color: var(--graphite); margin: 0 0 8px; }
.metric .val { font-family: var(--display); font-weight: 700; font-size: clamp(28px, 3vw, 38px); letter-spacing: -.02em; line-height: 1; font-variant-numeric: tabular-nums; }
.metric .delta { font-family: var(--mono); font-size: 12px; margin-left: 10px; color: var(--up); white-space: nowrap; }
.metric .bar { height: 6px; background: var(--paper); border-radius: 3px; margin-top: 14px; position: relative; }
.metric .bar i { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--cobalt); border-radius: 3px; transition: width .8s cubic-bezier(.2,.7,.2,1); }
.metric .bar .ghost { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--graphite); opacity: 0; transition: opacity .3s; }
.metric .from { font-family: var(--mono); font-size: 11.5px; color: var(--graphite); margin: 8px 0 0; min-height: 1.4em; }
@media (max-width: 760px) { .metrics { grid-template-columns: 1fr 1fr; } }

.client-body { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: start; }
.client h4 { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--graphite); font-weight: 500; margin: 0 0 8px; }
.client ul { margin: 0; padding-left: 18px; font-size: 14.5px; }
.client li { margin-bottom: 5px; }
.open { background: var(--paper); border-radius: 8px; padding: 14px 16px; font-size: 14px; color: #2b313a; }
.client-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.client-pair .client { margin-bottom: 0; }
.client-pair .metrics { grid-template-columns: 1fr 1fr; }
.client-pair .client-body { grid-template-columns: 1fr; }
.phase { display: flex; align-items: center; gap: 10px; background: var(--cobalt-soft); color: var(--cobalt); border-radius: 8px; padding: 12px 14px; font-size: 14px; font-weight: 600; margin-bottom: 22px; }
.dot-p { width: 9px; height: 9px; border-radius: 50%; background: var(--cobalt); }
@media (max-width: 900px) { .client-pair, .client-body { grid-template-columns: 1fr; } }
.client-pair .metrics.three { grid-template-columns: repeat(3, 1fr); }
.client-pair .metrics.three .val { font-size: clamp(24px, 2.4vw, 32px); }
.ai-share { margin: -8px 0 22px; font-size: 14px; color: #2b313a; }
.ai-share b { font-family: var(--display); font-size: 20px; color: var(--cobalt); margin-right: 4px; }

/* AI visits per month (Toodegrees) */
.ai-strip { display: grid; grid-template-columns: 1fr 1.5fr; gap: 12px 28px; align-items: end; border: 1px solid var(--rule); border-radius: 10px; padding: 18px 20px; margin-bottom: 22px; }
.ai-head h4 { margin-bottom: 6px; }
.ai-head p { margin: 0; font-size: 13.5px; color: #2b313a; }
.ai-bars { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; align-items: end; height: 136px; }
.ai-bar { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 4px; }
.ai-bar i { display: block; width: 100%; height: calc(var(--v) / 16 * 96px); min-height: 2px; background: var(--rule); border-radius: 3px 3px 0 0; transition: height .9s cubic-bezier(.2,.7,.2,1); }
.ai-bar.work i { background: var(--cobalt); }
.ai-bar.part i { opacity: .55; }
.ai-bar b { font-family: var(--mono); font-weight: 500; font-size: 11px; }
.ai-bar span { font-family: var(--mono); font-size: 10.5px; color: var(--graphite); }
.client.reveal:not(.in) .ai-bar i { height: 2px; }
.ai-note { grid-column: 1 / -1; margin: 0; font-size: 12.5px; color: var(--graphite); }
@media (max-width: 760px) {
  .ai-strip { grid-template-columns: 1fr; }
  .client-pair .metrics.three { grid-template-columns: 1fr 1fr; }
}

/* small screens: keep the top bar on one line */
.brand, .topbar .btn { white-space: nowrap; }
@media (max-width: 480px) {
  .brand .hide-sm { display: none; }
  .topbar .wrap { gap: 12px; }
  .topbar .btn { padding: 8px 14px; }
}

/* Dutch headline is a line longer */
html[lang="nl"] .hero h1 { font-size: clamp(36px, 5.6vw, 74px); }