/* ---------- Tokens ---------- */
:root {
  --ink: #0f1222;
  --ink-2: #1c2140;
  --muted: #5a6078;
  --line: #e4e5ee;
  --bg: #fafaf8;
  --alt: #f1f1f6;
  --white: #ffffff;
  --indigo: #4338ca;
  --indigo-2: #3730a3;
  --indigo-soft: #eef0ff;
  --mint: #a5f3c4;
  --radius: 18px;
  --shadow: 0 18px 40px -20px rgba(15, 18, 34, .35);
  --container: 1140px;
  --display: "Sora", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.025em; }
h1 { font-size: clamp(2.3rem, 6vw, 4.2rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.narrow { max-width: 780px; }
.center { text-align: center; }
.muted { color: var(--muted); }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--indigo); outline-offset: 3px; border-radius: 6px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 24px; border-radius: 12px; font-weight: 600; font-size: .98rem;
  text-decoration: none; border: 1.5px solid transparent; cursor: pointer; font-family: inherit;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-sm { padding: 9px 16px; font-size: .9rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--indigo); color: #fff; }
.btn-primary:hover { background: var(--indigo-2); }
.btn-ghost { background: var(--white); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }

.eyebrow {
  font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--indigo); margin-bottom: .9rem;
}
.eyebrow-light { color: var(--mint); }

.link-arrow { color: var(--indigo); font-weight: 600; text-decoration: none; }
.link-arrow::after { content: " →"; transition: margin .15s; }
.link-arrow:hover::after { margin-left: 4px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 248, .9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 600; font-size: 1.12rem; letter-spacing: -.02em; }
.brand b { font-weight: 800; color: var(--indigo); }
.brand-light { color: #fff; }
.brand-light b { color: var(--mint); }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a:not(.btn) { text-decoration: none; font-weight: 500; color: var(--muted); font-size: .95rem; }
.site-nav a:not(.btn):hover { color: var(--ink); }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 88px;
  background:
    radial-gradient(700px 360px at 85% 0%, rgba(99, 102, 241, .14), transparent 70%),
    radial-gradient(500px 300px at 5% 90%, rgba(165, 243, 196, .35), transparent 70%);
}
.hero-inner { max-width: 900px; }
.underline { position: relative; white-space: nowrap; }
.underline::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .26em;
  background: var(--mint); z-index: -1; border-radius: 4px;
}
.hero h1 { position: relative; z-index: 0; }
.lead { font-size: 1.18rem; color: var(--muted); max-width: 640px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 48px; }
.hero-proof { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border-top: 1px solid var(--line); padding-top: 28px; }
.hero-proof strong { display: block; font-family: var(--display); font-size: 1.25rem; }
.hero-proof span { color: var(--muted); font-size: .92rem; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--alt); }
.section-dark { background: var(--ink); color: #fff; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head p:not(.eyebrow) { color: var(--muted); }
.section-head.center { margin-inline: auto; }
.note { color: var(--muted); margin-top: 32px; }
.note a { color: var(--indigo); font-weight: 600; }

/* Work */
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.project { background: var(--white); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; display: flex; flex-direction: column; }
.preview { display: block; text-decoration: none; background: var(--alt); border-bottom: 1px solid var(--line); }
.browser-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: #e9e9f0; }
.browser-bar i { width: 10px; height: 10px; border-radius: 50%; background: #c9cad6; }
.browser-bar span { margin-left: 10px; font-size: .75rem; color: var(--muted); background: #fff; padding: 2px 12px; border-radius: 6px; }
.frame-wrap { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.frame-wrap iframe {
  position: absolute; top: 0; left: 0; width: 1280px; height: 800px; border: 0;
  transform: scale(var(--scale, .4)); transform-origin: 0 0; pointer-events: none;
  transition: transform .3s;
}
.preview:hover .frame-wrap::after {
  content: "Open live demo →"; position: absolute; inset: 0; display: grid; place-items: center;
  background: rgba(15, 18, 34, .55); color: #fff; font-weight: 600; font-size: 1.05rem;
}
.project-body { padding: 26px 28px 30px; display: flex; flex-direction: column; flex: 1; }
.project-body > p:not(.tag) { color: var(--muted); }
.tag { font-size: .78rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--indigo); margin-bottom: .4rem; }
.chips { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: .8rem; font-weight: 500; padding: 4px 12px; border-radius: 999px; background: var(--indigo-soft); color: var(--indigo-2); }
.project .link-arrow { margin-top: auto; }

/* Services */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.service { background: var(--white); border-radius: var(--radius); padding: 28px 24px; }
.icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: var(--indigo-soft); color: var(--indigo); margin-bottom: 18px; }
.service p { color: var(--muted); font-size: .95rem; margin: 0; }

/* Pricing */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price { position: relative; background: var(--white); border: 1px solid var(--line); border-radius: 22px; padding: 32px 28px; display: flex; flex-direction: column; }
.price.featured { border: 2px solid var(--indigo); box-shadow: 0 30px 60px -30px rgba(67, 56, 202, .45); }
.badge {
  position: absolute; top: -13px; left: 28px; margin: 0;
  background: var(--indigo); color: #fff; font-size: .75rem; font-weight: 600; padding: 4px 12px; border-radius: 999px;
}
.amount { font-family: var(--display); font-size: 2.2rem; font-weight: 800; letter-spacing: -.03em; margin: .2em 0 .3em; }
.amount span { font-family: "Inter", sans-serif; font-size: .9rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.desc { color: var(--muted); font-size: .95rem; }
.price ul { list-style: none; padding: 0; margin: 4px 0 28px; flex: 1; }
.price li { padding: 8px 0 8px 28px; position: relative; font-size: .95rem; border-top: 1px solid var(--line); }
.price li::before {
  content: ""; position: absolute; left: 2px; top: 14px; width: 14px; height: 8px;
  border-left: 2.5px solid var(--indigo); border-bottom: 2.5px solid var(--indigo); transform: rotate(-45deg);
}

/* Process */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { border-top: 2px solid rgba(255, 255, 255, .15); padding-top: 22px; }
.steps span { font-family: var(--display); font-weight: 800; color: var(--mint); font-size: .95rem; display: block; margin-bottom: 12px; }
.steps p { color: #b6bad0; font-size: .95rem; margin: 0; }

/* About */
.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }
.about-grid > div:last-child > p:not(.eyebrow) { color: var(--muted); }
.about-card {
  aspect-ratio: 4 / 5; border-radius: 28px; padding: 32px; display: flex; flex-direction: column; justify-content: space-between;
  background: linear-gradient(150deg, #6366f1, var(--indigo-2) 60%, var(--ink));
  color: #fff; box-shadow: var(--shadow);
}
.monogram { font-family: var(--display); font-weight: 800; font-size: clamp(5rem, 12vw, 8rem); line-height: 1; letter-spacing: -.06em; }
.about-card p { margin: 0; }
.about-card strong { display: block; font-family: var(--display); font-size: 1.2rem; }
.about-card span { color: #c7c9f5; font-size: .9rem; }
.ticks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 10px; }
.ticks li { padding-left: 30px; position: relative; font-weight: 500; }
.ticks li::before {
  content: "✓"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--mint); color: var(--ink); font-size: .72rem; font-weight: 800; display: grid; place-items: center;
}

/* FAQ */
.faq details { background: var(--white); border-radius: 14px; margin-bottom: 12px; padding: 0 24px; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 32px 20px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; font-weight: 400; color: var(--indigo); transition: transform .2s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 8px; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 18px; }
.contact-list li { display: grid; gap: 2px; }
.contact-list span { font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 600; color: var(--indigo); }
.contact-list a { text-decoration: none; font-weight: 600; }
.contact-list em { color: var(--muted); font-weight: 400; font-size: .85rem; }

.contact-form { background: var(--white); border: 1px solid var(--line); border-radius: 22px; padding: 32px; box-shadow: var(--shadow); }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--indigo); box-shadow: 0 0 0 3px rgba(67, 56, 202, .15); }
.field [aria-invalid="true"] { border-color: #c81e1e; }
.error { color: #c81e1e; font-size: .82rem; margin: 4px 0 0; }
.error:empty { display: none; }

/* Footer */
.site-footer { background: var(--ink); color: #9aa0bb; padding: 36px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-inner nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-inner nav a { text-decoration: none; font-size: .92rem; }
.footer-inner nav a:hover { color: #fff; }
.footer-inner p { margin: 0; font-size: .85rem; }

/* Reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .service-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .price.featured { order: -1; }
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 16px 20px;
    box-shadow: 0 20px 30px -20px rgba(15, 18, 34, .3);
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .site-nav .btn { margin-top: 14px; }

  .hero { padding: 64px 0 64px; }
  .work-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-card { aspect-ratio: auto; min-height: 260px; max-width: 420px; }
  .section { padding: 72px 0; }
}

@media (max-width: 560px) {
  .hero-proof, .service-grid, .steps { grid-template-columns: 1fr; }
  .hero-proof { gap: 16px; }
  .hero-actions .btn { width: 100%; }
  .contact-form { padding: 22px; }
  .project-body { padding: 22px; }
  .underline { white-space: normal; }
}

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