/* T-STONE international — minimal black / dot-matrix theme */

:root {
  --bg: #050505;
  --ink: #f2f2f0;
  --muted: #7d7d7a;
  --line: #1c1c1c;
  --accent: #c9ff47;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;
  --gutter: clamp(20px, 5vw, 72px);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }

.mono {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* background canvas */
#bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
  padding: 0 var(--gutter);
  background: linear-gradient(to bottom, rgba(5,5,5,.85), rgba(5,5,5,0));
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: 0.12em; font-size: 13px; }
.brand img { width: 26px; height: 26px; }
.menu { display: flex; gap: 28px; }
.menu a, .lang { color: var(--muted); transition: color .25s; }
.menu a:hover, .lang:hover { color: var(--ink); }

/* layout */
main { position: relative; z-index: 1; }
section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0;
}
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.label { color: var(--muted); margin-bottom: 28px; }
.eyebrow { color: var(--muted); margin-bottom: 36px; }
.lead {
  max-width: 480px;
  margin-top: 40px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: #b4b4b0;
}

/* dot-matrix headings */
.dots { display: block; }
.dots canvas { display: block; margin-bottom: 14px; }
.dots canvas:last-child { margin-bottom: 0; }

/* hero */
.hero { min-height: 100vh; }
.scroll-hint {
  position: absolute;
  left: var(--gutter);
  bottom: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
}
.scroll-hint span { display: block; width: 48px; height: 1px; background: var(--muted); position: relative; overflow: hidden; }
.scroll-hint span::after {
  content: ""; position: absolute; inset: 0; background: var(--accent);
  transform: translateX(-100%); animation: slide 2.2s ease-in-out infinite;
}
@keyframes slide { 0% { transform: translateX(-100%); } 60%, 100% { transform: translateX(100%); } }

/* stats */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px 32px;
}
.stat-grid li { border-top: 1px solid var(--line); padding-top: 24px; }
.stat-grid p { color: var(--muted); margin-top: 18px; }

/* services */
.service-list { margin-top: 56px; border-top: 1px solid var(--line); max-width: 920px; }
.service-list li {
  display: grid;
  grid-template-columns: 64px 1fr 1.4fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.service-list .idx { color: var(--accent); }
.service-list h3 {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.service-list p {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--muted);
  max-width: 480px;
}

/* work */
.card-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 28px;
}
.card figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #0d0d0d;
  border: 1px solid var(--line);
}
.card img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.05);
  opacity: .8;
  transform: scale(1.001);
  transition: filter .6s ease, opacity .6s ease, transform .9s cubic-bezier(.2,.7,.2,1);
}
.card:hover img { filter: grayscale(0); opacity: 1; transform: scale(1.04); }
.card-row { display: flex; justify-content: space-between; gap: 16px; margin-top: 16px; align-items: baseline; }
.card-row h3 { font-family: var(--mono); font-size: 13px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; }
.card-row .mono { color: var(--muted); }
.card .tag { color: var(--muted); margin-top: 6px; }
.more { margin-top: 56px; }
.more a { color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 4px; transition: color .25s, border-color .25s; }
.more a:hover { color: var(--accent); border-color: var(--accent); }

/* about */
.about-text {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1000px;
}
.about-text p {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: #b4b4b0;
  max-width: 440px;
}

/* contact */
.contact-list { margin-top: 72px; border-top: 1px solid var(--line); max-width: 520px; }
.contact-list li {
  display: grid; grid-template-columns: 120px 1fr; gap: 24px;
  padding: 30px 0; border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.contact-list span { color: var(--muted); }
.contact-list a { text-transform: none; color: var(--ink); transition: color .25s; }
.contact-list a:hover { color: var(--accent); }

.contact-address { display: block; margin-top: 40px; color: var(--muted); font-style: normal; text-transform: none; letter-spacing: 0.04em; max-width: 520px; line-height: 1.8; }

/* faq */
.faq-list { margin-top: 56px; border-top: 1px solid var(--line); max-width: 760px; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 36px 22px 0;
  position: relative;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; position: absolute; right: 4px; top: 20px;
  color: var(--accent); font-weight: 400; font-size: 16px; transition: transform .3s;
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list p {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: #b4b4b0;
  padding: 0 0 26px;
  max-width: 620px;
}
.faq-list a { color: var(--ink); border-bottom: 1px solid var(--line); }
.faq-list a:hover { color: var(--accent); border-color: var(--accent); }

/* footer */
.foot {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 32px var(--gutter);
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: var(--bg);
}
.foot a:hover { color: var(--ink); }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* responsive */
@media (max-width: 900px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .service-list li { grid-template-columns: 48px 1fr; }
  .service-list p { grid-column: 2; }
  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 36px 20px; }
  .about-text { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .menu { display: none; }
  section { padding: 96px 0; }
  .card-grid { grid-template-columns: 1fr; }
  .contact-list li { grid-template-columns: 1fr; gap: 8px; }
  .lead { margin-top: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-hint span::after { animation: none; }
}