/* ==========================================================================
   MDZ — Bespoke Software Studio
   Design system & global styles
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Color tokens */
  --bg: #060a13;
  --bg-2: #080d18;
  --surface: #0c1322;
  --surface-2: #101a2e;
  --surface-3: #15203a;
  --border: rgba(148, 163, 184, 0.13);
  --border-strong: rgba(148, 163, 184, 0.24);
  --text: #eef2f9;
  --text-2: #a9b4c8;
  --text-3: #74809a;
  --accent: #19e8a5;
  --accent-soft: rgba(25, 232, 165, 0.12);
  --accent-glow: rgba(25, 232, 165, 0.35);
  --accent-ink: #04160e;
  --accent-2: #4cc9f0;
  --danger: #ff6b6b;

  /* Typography */
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Layout */
  --container: 1200px;
  --nav-h: 76px;
  --radius: 18px;
  --radius-sm: 12px;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur: 0.65s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }
::selection { background: var(--accent); color: var(--accent-ink); }

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

/* ---------- Page enter (fixed overlay — avoids compositing whole body) ---------- */
body::after {
  content: ''; position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  opacity: 1; visibility: visible; pointer-events: none;
  transition: opacity 0.45s ease, visibility 0s linear 0.45s;
}
body.is-loaded::after { opacity: 0; visibility: hidden; }
body.is-leaving::after {
  opacity: 1; visibility: visible;
  transition: opacity 0.28s ease;
}

/* ---------- Background texture ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 30%, transparent 75%);
}
.bg-noise {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.03 0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Floating orbs */
.orb {
  position: absolute; border-radius: 50%; filter: blur(64px);
  pointer-events: none; z-index: 0; opacity: 0.5;
}
.orb--green { background: radial-gradient(circle, rgba(25,232,165,0.35), transparent 65%); }
.orb--blue  { background: radial-gradient(circle, rgba(76,201,240,0.28), transparent 65%); }

/* ---------- Cursor glow (desktop) ---------- */
.cursor-glow {
  position: fixed; z-index: 0; pointer-events: none;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(25,232,165,0.07), transparent 60%);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s ease;
  opacity: 0;
}
@media (hover: none), (max-width: 860px) { .cursor-glow { display: none; } }

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 100%;
  z-index: 300; pointer-events: none;
  transform-origin: 0 50%; transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* ---------- Layout helpers ---------- */
.container { width: min(var(--container), 92%); margin-inline: auto; }
.section { position: relative; padding: clamp(84px, 11vw, 148px) 0; }
.section--tight { padding: clamp(60px, 8vw, 104px) 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 13px; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent);
}
.eyebrow::before {
  content: ''; width: 10px; height: 10px; background: var(--accent);
  box-shadow: 0 0 14px var(--accent-glow);
}

.display {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
h1.display { font-size: clamp(2.5rem, 5vw, 4.4rem); }
.hero__inner h1.display { font-size: clamp(2.3rem, 4.1vw, 3.8rem); }
h2.display { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
h3.display { font-size: clamp(1.35rem, 2.4vw, 1.8rem); }

.lead {
  color: var(--text-2);
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  max-width: 58ch;
}

.grad-text {
  background: linear-gradient(100deg, var(--accent) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.section-head { display: grid; gap: 18px; max-width: 780px; margin-bottom: clamp(44px, 6vw, 72px); }
.section-head--split {
  max-width: none;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.9fr);
  align-items: end; gap: 40px;
}
.section-head--split .lead { justify-self: end; }
@media (max-width: 860px) {
  .section-head--split { grid-template-columns: 1fr; align-items: start; }
  .section-head--split .lead { justify-self: start; }
}

/* ---------- Reveal animations ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
  transition-delay: var(--d, 0s);
}
[data-reveal="left"]  { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="scale"] { transform: scale(0.92); }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* Split-text hero animation */
.split-line { display: block; overflow: hidden; }
.split-line > span {
  display: inline-block;
  transform: translateY(115%);
  transition: transform 0.9s var(--ease-out);
}
.is-loaded .split-line > span { transform: translateY(0); }

/* ---------- Buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  padding: 15px 28px; border-radius: 999px;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  cursor: pointer; white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; transition: transform 0.3s var(--ease-spring); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 38px -8px var(--accent-glow), 0 0 0 1px var(--accent);
}
.btn--ghost {
  border: 1px solid var(--border-strong); color: var(--text);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  border-color: var(--accent); color: var(--accent);
  transform: translateY(-2px);
  background: var(--accent-soft);
}
.btn--lg { padding: 18px 36px; font-size: 16px; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: var(--nav-h);
  transition: transform 0.4s var(--ease-out), background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(6, 10, 19, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
}
.nav.is-hidden { transform: translateY(-100%); }
.nav__inner {
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}

.logo {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 700; font-size: 21px; letter-spacing: 0.02em;
}
.logo__mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #0ea578);
  color: var(--accent-ink); border-radius: 10px;
  font-size: 13.5px; font-weight: 700; letter-spacing: 0;
  box-shadow: 0 4px 18px -4px var(--accent-glow);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s ease;
}
.logo:hover .logo__mark { transform: rotate(-8deg) scale(1.06); box-shadow: 0 6px 26px -4px var(--accent-glow); }
.logo__word small {
  display: block; font-family: var(--font-body); font-weight: 500;
  font-size: 9.5px; letter-spacing: 0.34em; text-transform: uppercase; color: var(--text-3);
}

.nav__links { display: flex; align-items: center; gap: 6px; }
.nav__links a {
  position: relative; padding: 10px 15px; border-radius: 8px;
  font-size: 14.5px; font-weight: 500; color: var(--text-2);
  transition: color 0.22s ease;
}
.nav__links a::after {
  content: ''; position: absolute; left: 15px; right: 15px; bottom: 5px; height: 2px;
  background: var(--accent); border-radius: 2px;
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); }
.nav__links a.is-active { color: var(--text); }

.nav__cta { display: inline-flex; }
.nav .btn { padding: 11px 22px; font-size: 14px; }

/* Burger */
.burger {
  display: none; width: 44px; height: 44px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  border-radius: 10px; border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}
.burger span {
  width: 18px; height: 2px; background: var(--text); border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.2s ease;
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 190;
  background: rgba(6, 10, 19, 0.92);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 100px 8% 60px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.mobile-menu a {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2rem, 8vw, 3rem); line-height: 1.35;
  color: var(--text-2);
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out), color 0.2s ease;
}
.mobile-menu.is-open a { opacity: 1; transform: none; }
.mobile-menu a:hover, .mobile-menu a.is-active { color: var(--accent); }
.mobile-menu__meta { margin-top: 48px; color: var(--text-3); font-size: 14px; opacity: 0; transition: opacity 0.5s ease 0.3s; }
.mobile-menu.is-open .mobile-menu__meta { opacity: 1; }

@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  .burger { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: calc(var(--nav-h) + clamp(56px, 9vw, 110px)) 0 clamp(70px, 9vw, 120px);
  min-height: 92vh; min-height: 92dvh;
  display: flex; align-items: center;
}
.hero__inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(40px, 5vw, 72px); align-items: center;
}
.hero__copy { display: grid; gap: 26px; justify-items: start; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; }
.hero--page { min-height: 62vh; min-height: 62dvh; }
@media (max-width: 760px) {
  .hero { min-height: auto; }
  .hero--page { min-height: auto; padding-bottom: 48px; }
}

/* Fanned screenshot stack */
.hero-stack { position: relative; height: clamp(340px, 40vw, 520px); perspective: 1400px; }
.hero-stack__card {
  position: absolute; width: min(78%, 430px);
  border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.65);
  transition: transform 0.5s var(--ease-out);
}
.hero-stack__card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; object-position: top; }
.hero-stack__card:nth-child(1) {
  top: 4%; right: 34%; z-index: 1;
  transform: rotate(-8deg) translateZ(-60px);
  animation: float-a 7s ease-in-out infinite;
}
.hero-stack__card:nth-child(2) {
  top: 22%; right: 12%; z-index: 2;
  transform: rotate(3deg);
  animation: float-b 8s ease-in-out infinite;
}
.hero-stack__card:nth-child(3) {
  top: 46%; right: 26%; z-index: 3;
  transform: rotate(-3deg);
  animation: float-c 9s ease-in-out infinite;
}
@keyframes float-a { 0%,100% { margin-top: 0; } 50% { margin-top: -14px; } }
@keyframes float-b { 0%,100% { margin-top: 0; } 50% { margin-top: -20px; } }
@keyframes float-c { 0%,100% { margin-top: 0; } 50% { margin-top: -10px; } }

.frame-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 9px 12px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.frame-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); }
.frame-bar i:first-child { background: rgba(25, 232, 165, 0.6); }
.frame-bar span {
  margin-left: 8px; font-size: 10.5px; color: var(--text-3);
  font-family: var(--font-display); letter-spacing: 0.06em;
}

@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero-stack { height: clamp(300px, 60vw, 420px); margin-top: 12px; }
  .hero-stack__card { width: min(70%, 380px); }
  .hero-stack__card:nth-child(1) { right: auto; left: 0; }
  .hero-stack__card:nth-child(2) { right: 0; }
  .hero-stack__card:nth-child(3) { right: auto; left: 14%; }
}

/* Scroll hint */
.scroll-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-3); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
  z-index: 2;
}
.scroll-hint::after {
  content: ''; width: 1px; height: 42px;
  background: linear-gradient(var(--accent), transparent);
  animation: drip 2s ease-in-out infinite;
}
@keyframes drip { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  padding: clamp(28px, 4vw, 44px) clamp(24px, 4vw, 48px);
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.012));
  border: 1px solid var(--border); border-radius: var(--radius);
}
.stat { display: grid; gap: 4px; }
.stat__num {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem); line-height: 1; color: var(--text);
}
.stat__num em { font-style: normal; color: var(--accent); }
.stat__label { color: var(--text-2); font-size: 14px; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); gap: 28px 16px; } }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden; position: relative;
  padding: 26px 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee__track {
  display: flex; gap: 64px; width: max-content;
  animation: marquee 36s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  display: inline-flex; align-items: center; gap: 64px;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem); letter-spacing: 0.04em;
  color: var(--text-3); white-space: nowrap;
  transition: color 0.25s ease;
}
.marquee__item::after { content: '◆'; font-size: 9px; color: var(--accent); opacity: 0.7; }
.marquee__item:hover { color: var(--text); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Cards ---------- */
.card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.008));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(26px, 3vw, 36px);
  transition: transform 0.35s var(--ease-out), border-color 0.3s ease, box-shadow 0.35s ease, background 0.3s ease;
  overflow: hidden;
}
.card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(560px circle at var(--mx, 50%) var(--my, 0%), rgba(25, 232, 165, 0.08), transparent 42%);
  opacity: 0; transition: opacity 0.35s ease;
}
.card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.6); }
.card:hover::before { opacity: 1; }

.card__num {
  font-family: var(--font-display); font-weight: 700; font-size: 14px;
  color: var(--accent); letter-spacing: 0.14em;
}
.card h3 { font-family: var(--font-display); font-size: 1.32rem; font-weight: 600; margin: 14px 0 10px; }
.card p { color: var(--text-2); font-size: 15px; }

.card--icon .card__ico {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(25, 232, 165, 0.25);
  margin-bottom: 20px;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.3s ease;
}
.card--icon .card__ico svg { width: 24px; height: 24px; }
.card--icon:hover .card__ico { transform: scale(1.1) rotate(-5deg); box-shadow: 0 8px 24px -6px var(--accent-glow); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
@media (max-width: 1020px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 860px)  { .grid-3 { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 620px)  { .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Work / project cards ---------- */
.tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-display); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid rgba(25, 232, 165, 0.22);
  padding: 6px 13px; border-radius: 999px;
}
.tag--muted { color: var(--text-2); background: rgba(255,255,255,0.04); border-color: var(--border); }

.work-card {
  position: relative; display: block;
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.4s var(--ease-out), border-color 0.3s ease, box-shadow 0.4s ease;
}
.work-card:hover {
  transform: translateY(-8px);
  border-color: rgba(25, 232, 165, 0.4);
  box-shadow: 0 30px 70px -28px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(25, 232, 165, 0.15);
}
.work-card__media { position: relative; overflow: hidden; }
.work-card__media img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover; object-position: top;
  transition: transform 0.7s var(--ease-out);
}
.work-card:hover .work-card__media img { transform: scale(1.05); }
.work-card__media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(6, 10, 19, 0.55));
  opacity: 0; transition: opacity 0.4s ease;
}
.work-card:hover .work-card__media::after { opacity: 1; }
.work-card__body { padding: 22px 24px 26px; display: grid; gap: 8px; }
.work-card__top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.work-card__cat {
  font-family: var(--font-display); font-size: 11px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent);
}
.work-card__domain { font-size: 12.5px; color: var(--text-3); font-family: var(--font-display); letter-spacing: 0.04em; }
.work-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; }
.work-card p { color: var(--text-2); font-size: 14.5px; }
.work-card__arrow {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink);
  opacity: 0; transform: translate(6px, -6px) scale(0.8);
  transition: opacity 0.3s ease, transform 0.35s var(--ease-spring);
}
.work-card__arrow svg { width: 18px; height: 18px; }
.work-card:hover .work-card__arrow { opacity: 1; transform: none; }

/* Featured case study rows */
.case {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: clamp(32px, 5vw, 72px); align-items: center;
  padding: clamp(40px, 6vw, 72px) 0;
}
.case + .case { border-top: 1px solid var(--border); }
.case:nth-child(even) .case__media { order: 2; }
.case__media { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border-strong); box-shadow: 0 34px 80px -30px rgba(0,0,0,0.7); }
.case__media img { width: 100%; aspect-ratio: 16/10.5; object-fit: cover; object-position: top; transition: transform 0.8s var(--ease-out); }
.case__media:hover img { transform: scale(1.04); }
.case__body { display: grid; gap: 16px; justify-items: start; }
.case__body h3 { font-family: var(--font-display); font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -0.015em; }
.case__body .kicker { font-family: var(--font-display); font-size: 12px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); }
.case__body h4 { font-family: var(--font-display); font-size: 1.12rem; font-weight: 600; color: var(--text); }
.case__body p { color: var(--text-2); }
.case__tags { display: flex; flex-wrap: wrap; gap: 8px; }
@media (max-width: 900px) {
  .case { grid-template-columns: 1fr; }
  .case:nth-child(even) .case__media { order: 0; }
}

/* Work filters */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 44px; }
.filter-btn {
  font-family: var(--font-display); font-size: 13.5px; font-weight: 600;
  letter-spacing: 0.05em;
  padding: 10px 22px; border-radius: 999px;
  border: 1px solid var(--border-strong); color: var(--text-2);
  transition: all 0.25s ease;
}
.filter-btn:hover { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.filter-btn.is-active {
  background: var(--accent); color: var(--accent-ink); border-color: var(--accent);
  box-shadow: 0 8px 24px -8px var(--accent-glow);
}
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 1020px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 660px)  { .work-grid { grid-template-columns: 1fr; } }
.work-grid .work-card { transition: transform 0.4s var(--ease-out), opacity 0.4s ease, border-color 0.3s ease, box-shadow 0.4s ease; }
.work-grid .work-card.is-filtered-out { display: none; }
.work-grid .work-card.is-entering { opacity: 0; transform: translateY(20px) scale(0.97); }

/* ---------- Process ---------- */
.timeline { position: relative; display: grid; gap: 0; }
.timeline::before {
  content: ''; position: absolute; left: 27px; top: 10px; bottom: 10px; width: 2px;
  background: linear-gradient(var(--border-strong), var(--border-strong)) no-repeat;
  background-size: 100% 100%;
}
.timeline__progress {
  content: ''; position: absolute; left: 27px; top: 10px; width: 2px; height: 100%;
  background: linear-gradient(var(--accent), var(--accent-2));
  transform: scaleY(0); transform-origin: top;
  transition: transform 0.2s linear;
  box-shadow: 0 0 16px var(--accent-glow);
}
.tl-step {
  position: relative;
  display: grid; grid-template-columns: 56px minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(28px, 4vw, 44px) 0;
}
.tl-step__dot {
  position: relative; z-index: 1;
  width: 56px; height: 56px; border-radius: 16px;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 17px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  color: var(--text-2);
  transition: all 0.4s var(--ease-out);
}
.tl-step.is-visible .tl-step__dot {
  background: var(--accent); color: var(--accent-ink); border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
}
.tl-step__body { display: grid; gap: 10px; padding-top: 6px; }
.tl-step__body h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.35rem, 2.4vw, 1.9rem); letter-spacing: 0.01em;
}
.tl-step__body p { color: var(--text-2); max-width: 62ch; }
.tl-step__meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }

/* Process strip (home teaser) */
.process-strip { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.process-strip .step {
  padding: 22px 18px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  display: grid; gap: 8px;
  transition: transform 0.3s var(--ease-out), border-color 0.3s ease, background 0.3s ease;
}
.process-strip .step:hover { transform: translateY(-5px); border-color: rgba(25,232,165,0.4); background: var(--accent-soft); }
.process-strip .step b {
  font-family: var(--font-display); color: var(--accent); font-size: 13px; letter-spacing: 0.1em;
}
.process-strip .step span { font-family: var(--font-display); font-weight: 600; font-size: 15px; }
@media (max-width: 1020px) { .process-strip { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px)  { .process-strip { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Values / About ---------- */
.value-row {
  display: grid; grid-template-columns: 220px minmax(0, 1fr);
  gap: clamp(24px, 4vw, 60px);
  padding: clamp(30px, 4vw, 46px) 0;
  border-top: 1px solid var(--border);
  transition: background 0.3s ease, padding-left 0.3s var(--ease-out);
}
.value-row:last-child { border-bottom: 1px solid var(--border); }
.value-row:hover { background: linear-gradient(90deg, var(--accent-soft), transparent 60%); padding-left: 18px; }
.value-row__label {
  font-family: var(--font-display); font-weight: 600; font-size: 13px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent);
  padding-top: 8px;
}
.value-row h3 { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; margin-bottom: 10px; }
.value-row p { color: var(--text-2); max-width: 60ch; }
@media (max-width: 720px) { .value-row { grid-template-columns: 1fr; gap: 8px; } }

/* ---------- Big CTA ---------- */
.cta {
  position: relative; overflow: hidden;
  text-align: center;
  padding: clamp(90px, 12vw, 160px) 0;
}
.cta::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 100%, rgba(25, 232, 165, 0.12), transparent 70%);
  pointer-events: none;
}
.cta__inner { position: relative; display: grid; gap: 26px; justify-items: center; }
.cta h2 { font-size: clamp(2.4rem, 6vw, 4.6rem); max-width: 20ch; }
.cta .lead { text-align: center; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: clamp(48px, 7vw, 80px) 0 36px;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.015));
}
.footer__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  margin-bottom: 56px;
}
.footer__brand p { color: var(--text-2); font-size: 14.5px; margin-top: 16px; max-width: 34ch; }
.footer h4 {
  font-family: var(--font-display); font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-3);
  margin-bottom: 18px;
}
.footer li { margin-bottom: 11px; }
.footer li a { color: var(--text-2); font-size: 14.5px; transition: color 0.2s ease, padding-left 0.25s var(--ease-out); }
.footer li a:hover { color: var(--accent); padding-left: 5px; }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-top: 28px; border-top: 1px solid var(--border);
  color: var(--text-3); font-size: 13.5px;
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 80px); align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info { display: grid; gap: 14px; }
.contact-line {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 22px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  transition: border-color 0.25s ease, transform 0.25s var(--ease-out), background 0.25s ease;
}
.contact-line:hover { border-color: rgba(25,232,165,0.4); transform: translateX(6px); background: var(--accent-soft); }
.contact-line__ico {
  width: 44px; height: 44px; flex: none; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(25, 232, 165, 0.25);
}
.contact-line__ico svg { width: 20px; height: 20px; }
.contact-line b { font-family: var(--font-display); display: block; font-size: 15px; }
.contact-line small { color: var(--text-3); font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase; }

.form {
  display: grid; gap: 18px;
  padding: clamp(28px, 4vw, 44px);
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
  border: 1px solid var(--border); border-radius: var(--radius);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .form__row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--font-display); font-size: 13.5px; font-weight: 600; letter-spacing: 0.04em; }
.field label em { color: var(--accent); font-style: normal; }
.field input, .field textarea, .field select {
  font: inherit; color: var(--text);
  background: rgba(6, 10, 19, 0.6);
  border: 1px solid var(--border-strong); border-radius: 10px;
  padding: 14px 16px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  width: 100%;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' stroke='%23a9b4c8' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(25, 232, 165, 0.12);
}
.field .error-msg { color: var(--danger); font-size: 13px; display: none; }
.field.has-error input, .field.has-error textarea { border-color: var(--danger); }
.field.has-error .error-msg { display: block; }
textarea { resize: vertical; min-height: 130px; }

.form__success {
  display: none; text-align: center; padding: 40px 20px;
}
.form__success.is-shown { display: grid; gap: 14px; justify-items: center; }
.form__success .ok {
  width: 72px; height: 72px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent-soft); border: 1px solid var(--accent); color: var(--accent);
  animation: pop 0.5s var(--ease-spring);
}
.form__success .ok svg { width: 32px; height: 32px; }
@keyframes pop { from { transform: scale(0.4); opacity: 0; } }

/* ---------- Misc ---------- */
.divider-glow {
  height: 1px; border: none;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
}

.back-to-top {
  position: fixed; bottom: 26px; right: 26px; z-index: 150;
  width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--surface-2); border: 1px solid var(--border-strong); color: var(--text);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: all 0.3s var(--ease-out);
}
.back-to-top.is-shown { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }
.back-to-top svg { width: 18px; height: 18px; }

.skip-link {
  position: absolute; top: -60px; left: 16px; z-index: 400;
  background: var(--accent); color: var(--accent-ink);
  padding: 12px 20px; border-radius: 8px; font-weight: 600;
  transition: top 0.25s ease;
}
.skip-link:focus { top: 16px; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .split-line > span { transform: none; }
}