/* ShiftWeb flagship. Bold, AI-native web studio brand, built from scratch.
   Ink canvas, electric iris to cyan signature gradient, acid-lime spark.
   Space Grotesk (display) + Inter (body) + Space Mono (labels). */

:root {
  --ink: #0A0A0F;
  --ink-2: #101018;
  --ink-3: #16161F;
  --paper: #F4F2EC;
  --paper-2: #ECE9E0;
  --text: #ECEAF2;
  --text-dim: #9C97AC;
  --text-ink: #14141B;
  --text-ink-dim: #565266;
  --line: rgba(255, 255, 255, 0.10);
  --line-ink: rgba(20, 20, 27, 0.12);

  --iris: #6C4BFF;
  --violet: #9B5CFF;
  --cyan: #37E6FF;
  --lime: #C6FF3D;
  --grad: linear-gradient(105deg, #6C4BFF 0%, #8A5BFF 42%, #37E6FF 100%);
  --grad-soft: linear-gradient(105deg, rgba(108,75,255,0.16), rgba(55,230,255,0.16));

  --maxw: 1200px;
  --r: 16px;
  --r-sm: 10px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow: 0 40px 90px -50px rgba(0, 0, 0, 0.8);
}

* { 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(--ink);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Grain overlay across the whole page */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600; line-height: 1.04; letter-spacing: -0.02em; margin: 0;
}
h1 { font-size: clamp(2.7rem, 7.5vw, 6rem); }
h2 { font-size: clamp(2rem, 4.6vw, 3.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p { margin: 0 0 1.1rem; }

.wrap { width: min(var(--maxw), 90vw); margin-inline: auto; position: relative; z-index: 2; }
.wrap-wide { width: min(1360px, 94vw); margin-inline: auto; position: relative; z-index: 2; }

.mono {
  font-family: "Space Mono", ui-monospace, monospace;
  font-size: 0.72rem; letter-spacing: 0.24em; text-transform: uppercase;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: "Space Mono", monospace; font-size: 0.72rem;
  letter-spacing: 0.28em; text-transform: uppercase; color: var(--cyan); margin-bottom: 1.4rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--cyan); opacity: 0.8; }
.on-ink .eyebrow { color: var(--iris); }
.grad-text {
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem; position: relative;
  font-family: "Space Grotesk", sans-serif; font-weight: 600; font-size: 0.95rem;
  padding: 0.95rem 1.7rem; border-radius: 100px; cursor: pointer; border: 1px solid transparent;
  transition: transform 0.35s var(--ease), background 0.3s, color 0.3s, box-shadow 0.3s;
  will-change: transform;
}
.btn .arw { transition: transform 0.3s var(--ease); }
.btn:hover .arw { transform: translateX(4px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 14px 40px -14px rgba(108, 75, 255, 0.7); }
.btn-primary:hover { box-shadow: 0 18px 50px -12px rgba(108, 75, 255, 0.9); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,0.04); border-color: var(--line); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.25); transform: translateY(-2px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -16px rgba(0,0,0,0.5); }
.btn-lg { padding: 1.1rem 2.1rem; font-size: 1.05rem; }

.skip-link { position: absolute; left: -999px; top: 0; background: #fff; color: #000; padding: 0.6rem 1rem; z-index: 200; }
.skip-link:focus { left: 8px; top: 8px; }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 90;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(10, 10, 15, 0.72); backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 0; }
.brand-logo { display: inline-flex; align-items: center; gap: 0.6rem; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.3rem; letter-spacing: -0.02em; }
.brand-logo .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 18px var(--iris); }
.brand-logo .shift { color: #fff; }
.brand-logo .web { color: var(--text-dim); }
.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav .links { display: flex; gap: 1.8rem; list-style: none; margin: 0; padding: 0; }
.main-nav .links a { font-size: 0.92rem; color: var(--text-dim); transition: color 0.2s; font-weight: 500; }
.main-nav .links a:hover { color: #fff; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); color: #fff; border-radius: 8px; padding: 0.5rem 0.8rem; font-family: "Space Mono", monospace; font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; cursor: pointer; }

/* ---------- HERO ---------- */
.hero { position: relative; padding: 11rem 0 5rem; overflow: hidden; }
.hero-aurora {
  position: absolute; inset: -30% -10% auto -10%; height: 130%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(50% 45% at 20% 25%, rgba(108, 75, 255, 0.45), transparent 60%),
    radial-gradient(45% 42% at 82% 18%, rgba(55, 230, 255, 0.34), transparent 60%),
    radial-gradient(48% 50% at 62% 60%, rgba(155, 92, 255, 0.30), transparent 62%);
  filter: blur(30px); opacity: 0.85; animation: drift 18s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate3d(-4%, 3%, 0) scale(1.08); } }
.hero-glow { position: absolute; width: 460px; height: 460px; border-radius: 50%; z-index: 0; pointer-events: none;
  background: radial-gradient(circle, rgba(108,75,255,0.28), transparent 68%); left: 0; top: 0; transform: translate(-50%, -50%); transition: opacity 0.4s; opacity: 0; }
.hero-inner { position: relative; z-index: 3; max-width: 1000px; }
.hero h1 { margin-bottom: 1.8rem; }
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span { display: inline-block; }
.hero .sub { font-size: clamp(1.05rem, 1.7vw, 1.35rem); color: var(--text-dim); max-width: 40rem; margin-bottom: 2.4rem; }
.hero .sub strong { color: var(--text); font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-bottom: 2.6rem; }
.hero-trust { display: flex; align-items: center; gap: 1rem; color: var(--text-dim); font-size: 0.9rem; }
.hero-trust .dots { display: inline-flex; }
.hero-trust .dots i { width: 26px; height: 26px; border-radius: 50%; margin-left: -8px; border: 2px solid var(--ink); background: var(--grad-soft), var(--ink-3); display: inline-block; }

/* Marquee */
.marquee { position: relative; z-index: 2; border-block: 1px solid var(--line); padding: 1.2rem 0; margin-top: 3.5rem; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 3rem; width: max-content; animation: scrollx 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-family: "Space Grotesk", sans-serif; font-size: 1.1rem; color: var(--text-dim); display: inline-flex; align-items: center; gap: 3rem; white-space: nowrap; }
.marquee-track span::after { content: "✦"; color: var(--iris); font-size: 0.8rem; }
@keyframes scrollx { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track, .hero-aurora { animation: none; } }

/* ---------- Sections ---------- */
.section { padding: clamp(4.5rem, 9vw, 8rem) 0; position: relative; }
.section.light { background: var(--paper); color: var(--text-ink); }
.section.light h1, .section.light h2, .section.light h3 { color: var(--text-ink); }
.section.light .eyebrow { color: var(--iris); }
.section.light p { color: var(--text-ink-dim); }
.section-head { max-width: 46rem; margin-bottom: 3.4rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head p { font-size: 1.12rem; color: var(--text-dim); margin: 1.2rem 0 0; }
.section.light .section-head p { color: var(--text-ink-dim); }

/* Statement / manifesto */
.statement { font-family: "Space Grotesk", sans-serif; font-weight: 500; font-size: clamp(1.7rem, 4vw, 3rem); line-height: 1.18; letter-spacing: -0.02em; max-width: 24ch; }
.statement .dim { color: var(--text-ink-dim); }
.section.light .statement .dim { color: #A9A496; }

/* Feature grid (services) */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.feature-card {
  position: relative; background: linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.015));
  border: 1px solid var(--line); border-radius: var(--r); padding: 2rem 1.9rem 2.1rem; overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s, background 0.4s;
}
.feature-card::after { content: ""; position: absolute; inset: 0; border-radius: var(--r); padding: 1px; background: var(--grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity 0.4s; pointer-events: none; }
.feature-card:hover { transform: translateY(-6px); background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02)); }
.feature-card:hover::after { opacity: 1; }
.feature-card .ico { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: var(--grad-soft); border: 1px solid var(--line); margin-bottom: 1.3rem; font-size: 1.4rem; }
.feature-card h3 { margin-bottom: 0.6rem; }
.feature-card p { font-size: 0.96rem; color: var(--text-dim); margin: 0; }
.feature-card .tag { position: absolute; top: 1.4rem; right: 1.4rem; font-family: "Space Mono", monospace; font-size: 0.6rem; letter-spacing: 0.16em; color: var(--cyan); opacity: 0.7; }

/* Process steps */
.steps { display: grid; gap: 1px; background: var(--line-ink); border: 1px solid var(--line-ink); border-radius: var(--r); overflow: hidden; }
.step { display: grid; grid-template-columns: 90px 1fr auto; gap: 1.6rem; align-items: center; padding: 1.8rem 2rem; background: var(--paper); transition: background 0.3s; }
.step:hover { background: #fff; }
.step .num { font-family: "Space Mono", monospace; font-size: 1rem; color: var(--iris); }
.step h3 { margin: 0 0 0.25rem; }
.step p { margin: 0; font-size: 0.96rem; color: var(--text-ink-dim); max-width: 44ch; }
.step .stg { font-family: "Space Mono", monospace; font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: #A9A496; white-space: nowrap; }

/* Work showcase */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
.work-card {
  position: relative; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
  background: var(--ink-2); transition: transform 0.5s var(--ease), border-color 0.4s; display: block;
}
.work-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,0.28); }
.work-shot { aspect-ratio: 16 / 10.5; overflow: hidden; position: relative; background: var(--ink-3); }
.work-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 0.7s var(--ease); }
.work-card:hover .work-shot img { transform: scale(1.04); }
.work-shot::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(10,10,15,0.55)); }
.work-body { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1.4rem 1.6rem 1.5rem; }
.work-body h3 { margin: 0 0 0.3rem; }
.work-body .meta { font-size: 0.9rem; color: var(--text-dim); }
.work-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.9rem; }
.work-tags span { font-family: "Space Mono", monospace; font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim); border: 1px solid var(--line); border-radius: 100px; padding: 0.28rem 0.7rem; }
.work-visit { flex: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; transition: background 0.3s, transform 0.3s; font-size: 1rem; }
.work-card:hover .work-visit { background: var(--grad); transform: rotate(-45deg); border-color: transparent; }
.work-badge { position: absolute; top: 1rem; left: 1rem; z-index: 3; font-family: "Space Mono", monospace; font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; background: var(--lime); color: #101018; padding: 0.32rem 0.7rem; border-radius: 100px; font-weight: 700; }

/* Stats band */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.stat { padding: 2.4rem 1.6rem; background: var(--ink-2); text-align: center; }
.stat .big { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.6rem); letter-spacing: -0.03em; line-height: 1; }
.stat .lbl { font-family: "Space Mono", monospace; font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-dim); margin-top: 0.7rem; }

/* Pricing / ways to work */
.ways { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.way { border: 1px solid var(--line-ink); border-radius: var(--r); padding: 2rem 1.9rem; background: #fff; display: flex; flex-direction: column; transition: transform 0.4s var(--ease), box-shadow 0.4s; }
.way:hover { transform: translateY(-5px); box-shadow: 0 30px 60px -40px rgba(20,20,30,0.4); }
.way.featured { background: var(--ink); color: var(--text); border-color: transparent; position: relative; }
.way.featured h3 { color: #fff; }
.way.featured p { color: var(--text-dim); }
.way .flag { font-family: "Space Mono", monospace; font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--iris); margin-bottom: 1rem; }
.way.featured .flag { color: var(--cyan); }
.way h3 { margin: 0 0 0.5rem; }
.way .price { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 2rem; letter-spacing: -0.02em; margin: 0.4rem 0 0.2rem; }
.way .price small { font-size: 0.85rem; font-weight: 400; color: var(--text-ink-dim); }
.way.featured .price small { color: var(--text-dim); }
.way ul { list-style: none; margin: 1.3rem 0 1.8rem; padding: 0; display: grid; gap: 0.7rem; }
.way li { display: flex; gap: 0.6rem; font-size: 0.93rem; color: var(--text-ink-dim); }
.way.featured li { color: var(--text-dim); }
.way li::before { content: "→"; color: var(--iris); }
.way.featured li::before { color: var(--cyan); }
.way .btn { margin-top: auto; justify-content: center; }

/* Big CTA */
.cta-final { position: relative; overflow: hidden; text-align: center; padding: clamp(5rem, 10vw, 9rem) 0; }
.cta-final .hero-aurora { opacity: 0.6; }
.cta-final h2 { font-size: clamp(2.6rem, 7vw, 5.5rem); margin-bottom: 1.4rem; }
.cta-final p { color: var(--text-dim); font-size: 1.15rem; max-width: 34rem; margin: 0 auto 2.4rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 4rem 0 2.5rem; position: relative; z-index: 2; }
.footer-word { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: clamp(3rem, 13vw, 9rem); line-height: 0.9; letter-spacing: -0.04em; margin-bottom: 2.5rem; }
.footer-word .web { color: var(--text-dim); }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; align-items: flex-start; }
.footer-grid .col h4 { font-family: "Space Mono", monospace; font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); margin: 0 0 1rem; font-weight: 400; }
.footer-grid .col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.footer-grid .col a { color: var(--text-dim); font-size: 0.95rem; transition: color 0.2s; }
.footer-grid .col a:hover { color: #fff; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem; margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid var(--line); font-size: 0.82rem; color: var(--text-dim); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* Responsive */
@media (max-width: 940px) {
  .feature-grid, .work-grid, .ways { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .main-nav .links, .hero-trust { display: none; }
  .nav-toggle { display: block; }
  .main-nav.open .links { display: flex; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: rgba(10,10,15,0.96); backdrop-filter: blur(14px); border-block: 1px solid var(--line); padding: 0.5rem 0; }
  .main-nav.open .links a { padding: 0.9rem 5vw; }
  .feature-grid, .work-grid, .ways, .stats { grid-template-columns: 1fr; }
  .step { grid-template-columns: 60px 1fr; }
  .step .stg { grid-column: 2; }
  .hero { padding-top: 8.5rem; }
}