:root {
  --olive: #696e44;
  --lilac: #f2bfff;
  --lilac-soft: #e7b8ff;
  --plum: #ad5195;
  --maroon: #541f1f;
  --coral: #ff4a4a;
  --cream: #f5eee6;
  --blush: #fdf3f6;
  --ink: #333333;

  --display: "ivyora-display", Georgia, serif;
  --sans: "Work Sans", system-ui, sans-serif;

  --gutter: clamp(16px, 5vw, 72px);
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font: 300 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
em { font-style: italic; }

/* ---------- Brand pieces ---------- */
.logo {
  display: block;
  width: 132px;
  aspect-ratio: 390 / 90;
  background: currentColor;
  -webkit-mask: url(assets/svg/logo.svg) center / contain no-repeat;
          mask: url(assets/svg/logo.svg) center / contain no-repeat;
}
.ill {
  display: block;
  background: currentColor;
  -webkit-mask: var(--src) center / contain no-repeat;
          mask: var(--src) center / contain no-repeat;
}
.ill-cat     { --src: url(assets/svg/cat-laptop.svg); aspect-ratio: 356 / 346; }
.ill-bulb    { --src: url(assets/svg/bulb.svg);       aspect-ratio: 279 / 388; }
.ill-working { --src: url(assets/svg/working.svg);    aspect-ratio: 250 / 284; }
.ill-nature  { --src: url(assets/svg/nature.svg);     aspect-ratio: 262 / 360; }
.ill-resting { --src: url(assets/svg/resting.svg);    aspect-ratio: 251 / 284; }

.label {
  margin: 0 0 24px;
  font: 600 12px/1 var(--sans);
  letter-spacing: .2em;
  text-transform: uppercase;
}

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--gutter);
  background: color-mix(in srgb, var(--olive) 92%, transparent);
  backdrop-filter: blur(8px);
  color: var(--lilac);
}
.topbar nav { display: flex; gap: clamp(16px, 3vw, 36px); }
.topbar nav a {
  font: 500 12px/1 var(--sans);
  letter-spacing: .2em; text-transform: uppercase; text-decoration: none;
  color: var(--cream);
}
.topbar nav a:hover { color: var(--lilac); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--olive);
  color: var(--cream);
  padding: clamp(40px, 8vw, 96px) var(--gutter) clamp(56px, 9vw, 120px);
  overflow: hidden;
}
.hero-meta {
  display: flex; justify-content: space-between; gap: 16px;
  font: 600 11px/1.4 var(--sans); letter-spacing: .2em; text-transform: uppercase;
  color: var(--lilac);
  max-width: var(--max); margin: 0 auto clamp(40px, 7vw, 88px);
}
.hero h1 {
  max-width: var(--max); margin: 0 auto;
  font: 300 clamp(48px, 9.5vw, 136px)/.95 var(--display);
  text-transform: uppercase;
  letter-spacing: -.01em;
}
.hero h1 em { color: var(--lilac); }
.hero-cat {
  position: absolute;
  width: clamp(120px, 20vw, 260px);
  right: max(var(--gutter), calc((100vw - var(--max)) / 2));
  top: clamp(220px, 27vw, 390px);
  color: var(--lilac);
}
.hero-sub {
  max-width: var(--max); margin: clamp(32px, 5vw, 56px) auto 0;
  padding-right: min(40%, 520px);
  font-size: clamp(16px, 1.5vw, 19px);
  color: var(--cream);
}

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--lilac); color: var(--maroon);
  padding: 32px var(--gutter);
  gap: 24px;
}
.stats div { max-width: 260px; }
.stats strong { display: block; font: 300 clamp(36px, 4.5vw, 56px)/1 var(--display); }
.stats span { font-size: 13px; letter-spacing: .04em; }

/* ---------- Index ---------- */
.index { padding: clamp(56px, 8vw, 104px) var(--gutter) clamp(40px, 6vw, 72px); max-width: calc(var(--max) + 2 * var(--gutter)); margin: 0 auto; color: var(--plum); }
.index ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid color-mix(in srgb, var(--plum) 35%, transparent); }
.index li a {
  display: grid; grid-template-columns: 56px 1fr auto; align-items: baseline; gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--plum) 35%, transparent);
  text-decoration: none; color: var(--ink);
  transition: padding .25s, color .25s;
}
.index li a:hover { padding-left: 12px; color: var(--plum); }
.index .num { font: 600 12px/1 var(--sans); letter-spacing: .2em; color: var(--plum); }
.index .name { font: 300 clamp(26px, 3.4vw, 42px)/1.1 var(--display); text-transform: uppercase; }
.index .sector { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--plum); }

/* ---------- Projects ---------- */
.project {
  --bg: var(--cream); --fg: var(--ink); --accent: var(--plum); --line: color-mix(in srgb, var(--fg) 20%, transparent);
  background: var(--bg); color: var(--fg);
  padding: clamp(64px, 9vw, 120px) var(--gutter);
  scroll-margin-top: 60px;
}
.theme-dark  { --bg: var(--maroon); --fg: var(--cream); --accent: var(--lilac); }
.theme-olive { --bg: var(--olive);  --fg: var(--cream); --accent: var(--lilac); }
.theme-cream { --bg: var(--cream);  --fg: var(--ink);   --accent: var(--plum); }
.theme-blush { --bg: var(--blush);  --fg: var(--ink);   --accent: var(--plum); }
.theme-lilac { --bg: var(--lilac);  --fg: var(--maroon); --accent: var(--plum); }

.project > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.project-head { display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap; }
.project-head .num { font: 600 12px/1 var(--sans); letter-spacing: .2em; color: var(--accent); }
.project-head h2 {
  margin: 0; flex: 1;
  font: 300 clamp(40px, 6vw, 84px)/1 var(--display);
  text-transform: uppercase;
}
.links { display: flex; flex-wrap: wrap; gap: 12px 28px; }
.live {
  font: 500 12px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); text-decoration: none;
  border-bottom: 1px solid currentColor; padding-bottom: 4px;
}
.project-body {
  display: grid; grid-template-columns: minmax(220px, 1fr) 2fr; gap: clamp(24px, 5vw, 72px);
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(24px, 3vw, 32px);
  border-top: 1px solid var(--line);
}
.meta { margin: 0; display: grid; gap: 14px; align-content: start; }
.meta dt { font: 600 11px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--accent); margin-bottom: 4px; }
.meta dd { margin: 0; font-size: 15px; }
.desc { margin: 0; font-size: clamp(17px, 1.6vw, 21px); line-height: 1.55; max-width: 62ch; }

.result {
  display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap;
  margin-top: 28px; padding-top: 24px;
  border-top: 1px solid var(--line);
}
.result strong { font: 300 clamp(48px, 6vw, 80px)/1 var(--display); color: var(--accent); }
.result span { flex: 1; min-width: 220px; font-size: 16px; max-width: 40ch; }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: clamp(32px, 4vw, 48px); }
.tabs button {
  font: 500 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg); background: transparent;
  border: 1px solid var(--line); border-radius: 999px;
  padding: 11px 18px; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.tabs button:hover { border-color: var(--accent); }
.tabs button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--bg); }

.stage { margin-top: 24px; }
.tabs + .stage { margin-top: 20px; }
.project-body + .stage { margin-top: clamp(32px, 4vw, 48px); }

.frames { display: grid; grid-template-columns: 1fr; gap: clamp(20px, 3vw, 40px); align-items: start; }
.frames.has-mobile { grid-template-columns: 1fr minmax(220px, 300px); }

figure { margin: 0; }
.browser, .phone { min-width: 0; }
.browser .screen, .phone .screen {
  overflow-y: auto; overscroll-behavior: contain;
  background: #fff;
  scrollbar-width: thin;
}
.browser {
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.45), 0 0 0 1px rgba(0,0,0,.08);
  background: #fff;
}
.browser-bar { display: flex; gap: 7px; padding: 12px 14px; background: #ece7e1; }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: #d3cbc2; }
.browser .screen { height: min(70vh, 680px); }
.phone .screen {
  height: min(70vh, 640px);
  border-radius: 28px;
  border: 8px solid #1f1c1c;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.45);
}
.phone .screen::-webkit-scrollbar { display: none; }
figcaption {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  font: 500 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase;
}
figcaption a { text-decoration: none; }
.browser figcaption { background: #ece7e1; color: #7a6f66; padding: 18px clamp(18px, 2.4vw, 28px); }
.browser figcaption a { color: var(--plum); }
.phone figcaption { justify-content: center; padding-top: 18px; }
.phone figcaption a { color: var(--accent); }

/* ---------- Live prototype ---------- */
.proto {
  display: grid; grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px); align-items: center;
}
.phone-live .screen {
  width: min(360px, 80vw);
  height: auto; aspect-ratio: 375 / 812;
  overflow: hidden; background: #fff;
}
.phone-live iframe { display: block; width: 100%; height: 100%; border: 0; }
.proto-info { max-width: 460px; }
.proto-info .label { color: var(--accent); }
.proto-hint { margin: 0 0 28px; font-size: clamp(17px, 1.6vw, 21px); line-height: 1.5; }
.flow { list-style: none; counter-reset: step; margin: 0 0 32px; padding: 0; border-top: 1px solid var(--line); }
.flow li {
  counter-increment: step;
  display: flex; gap: 16px; align-items: baseline;
  padding: 14px 0; border-bottom: 1px solid var(--line);
  font: 300 clamp(20px, 2vw, 26px)/1.2 var(--display); text-transform: uppercase;
}
.flow li::before { content: counter(step, decimal-leading-zero); font: 600 11px/1 var(--sans); letter-spacing: .2em; color: var(--accent); }
.proto-actions { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
.proto-actions button {
  font: 500 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  background: var(--accent); color: var(--bg); border: 0; border-radius: 999px;
  padding: 13px 20px; cursor: pointer;
}
.proto-actions a {
  font: 500 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 4px;
}

/* ---------- Approach ---------- */
.approach { padding: clamp(72px, 10vw, 136px) var(--gutter); background: var(--blush); color: var(--ink); }
.approach > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.approach h2 {
  margin-top: 0; margin-bottom: clamp(40px, 6vw, 72px);
  font: 300 clamp(40px, 6vw, 84px)/1 var(--display); text-transform: uppercase;
}
.approach h2 em { color: var(--plum); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 56px); counter-reset: card; }
.cards article {
  counter-increment: card;
  padding-top: 24px;
  border-top: 1px solid color-mix(in srgb, var(--plum) 35%, transparent);
}
.cards article::before {
  content: counter(card, decimal-leading-zero);
  display: block; margin-bottom: 20px;
  font: 600 12px/1 var(--sans); letter-spacing: .2em; color: var(--plum);
}
.cards h3 {
  margin: 0 0 16px;
  font: 300 clamp(28px, 2.7vw, 40px)/1.05 var(--display);
  text-transform: uppercase; color: var(--ink);
}
.cards p { margin: 0; font-size: 16px; }

/* ---------- Contact ---------- */
.contact {
  background: var(--maroon); color: var(--cream);
  padding: clamp(72px, 10vw, 136px) var(--gutter) 40px;
  text-align: center;
}
.contact h2 { margin: 0; font: 300 clamp(56px, 10vw, 140px)/1 var(--display); text-transform: uppercase; }
.contact h2 em { color: var(--lilac); }
.contact ul { list-style: none; padding: 0; margin: clamp(32px, 4vw, 48px) 0 clamp(64px, 9vw, 112px); display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; }
.contact ul a { font-size: clamp(16px, 1.6vw, 20px); text-decoration: none; border-bottom: 1px solid var(--lilac); padding-bottom: 3px; }
.contact ul a:hover { color: var(--lilac); }
.logo-footer { margin: 0 auto; width: 120px; color: var(--lilac); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .project-body { grid-template-columns: 1fr; }
  .meta { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: 1fr; }
  .hero-sub { padding-right: 0; }
  .hero-cat { position: static; margin: 32px 0 0 auto; }
}
@media (max-width: 720px) {
  .frames.has-mobile { grid-template-columns: 1fr; }
  .proto { grid-template-columns: 1fr; justify-items: center; }
  .phone-live .screen { width: min(320px, 82vw); }
  .phone { max-width: 300px; margin: 0 auto; width: 100%; }
  .index li a { grid-template-columns: 40px 1fr; }
  .index .sector { grid-column: 2; }
  .hero-meta span:last-child { text-align: right; }
  .topbar nav a:not([href="#contact"]) { display: none; }
  .logo { width: 112px; }
  .browser .screen { height: 56vh; }
}

/* ---------- Print / PDF ---------- */
@media print {
  .topbar, .tabs, figcaption, .live { display: none; }
  .browser .screen, .phone .screen { height: auto; max-height: 900px; overflow: hidden; }
  .project, .hero, .stats, .approach, .contact { -webkit-print-color-adjust: exact; print-color-adjust: exact; break-inside: avoid-page; }
}