/* SamTech Works — dark, handcrafted tech aesthetic */
:root {
  --bg: #0a0a0f;
  --bg-soft: #101016;
  --panel: #121219;
  --line: rgba(255, 255, 255, 0.09);
  --text: #f2f2ec;
  --muted: #a7a79b;
  --accent: #c8f04a;
  --accent-dim: rgba(200, 240, 74, 0.12);
  --accent-glow: rgba(200, 240, 74, 0.35);
  --radius: 14px;
  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* faint engineering grid across the whole page */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 100%);
}

main, header, footer { position: relative; z-index: 1; }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: var(--font-display); line-height: 1.05; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.6rem, 6.4vw, 4.8rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 700; margin: 14px 0 0; }
h3 { font-size: 1.35rem; font-weight: 600; }

.accent { color: var(--accent); }
.accent-text { color: var(--accent); font-weight: 600; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.section-lede { color: var(--muted); max-width: 620px; margin-top: 16px; font-size: 1.08rem; }

.section { padding: 110px 0; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.site-header.scrolled { border-bottom-color: var(--line); }

.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.brand-mark { width: 34px; height: 34px; }
.brand-word { font-family: var(--font-display); font-size: 1.15rem; font-weight: 500; }
.brand-word strong { color: var(--accent); font-weight: 700; }

.nav-menu { display: flex; align-items: center; gap: 34px; }
.nav-menu a { color: var(--muted); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav-menu a:hover { color: var(--text); }

.nav-cta {
  color: #0a0a0f !important;
  background: var(--accent);
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600 !important;
  transition: box-shadow 0.25s, transform 0.25s !important;
}
.nav-cta:hover { box-shadow: 0 0 24px var(--accent-glow); transform: translateY(-1px); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 26px; height: 2px; background: var(--text); margin: 6px 0; transition: 0.3s; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 15px 30px;
  border-radius: 999px;
  transition: box-shadow 0.25s, transform 0.25s, background 0.25s, color 0.25s;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
}
.btn-primary { background: var(--accent); color: #0a0a0f; }
.btn-primary:hover { box-shadow: 0 0 34px var(--accent-glow); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 22px rgba(200, 240, 74, 0.15); transform: translateY(-2px); }
.btn-full { width: 100%; }

/* ---------- hero ---------- */
.hero { padding: 110px 0 90px; position: relative; }
.hero::after {
  content: "";
  position: absolute;
  top: -120px; left: 50%;
  width: 720px; height: 420px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(200, 240, 74, 0.08), transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 64px; align-items: center; }

.pulse-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 var(--accent-glow); }
  70% { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero h1 { margin: 0 0 22px; }
.lede { color: var(--muted); font-size: 1.15rem; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }

.hero-visual { position: relative; display: flex; justify-content: center; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(200, 240, 74, 0.05);
  position: relative;
  z-index: 2;
}
.panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.panel-title { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.24em; color: var(--muted); }
.panel-live { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.18em; color: var(--accent); display: flex; align-items: center; gap: 8px; }
.panel-live i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 1.8s infinite; }

.panel-row { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 12px 0; border-top: 1px solid var(--line); font-size: 0.92rem; }
.panel-row span:first-child { color: var(--muted); grid-column: 1; }
.panel-row b { font-family: var(--font-mono); color: var(--text); grid-column: 2; grid-row: 1; }
.panel-row .bar { grid-column: 1 / -1; height: 5px; background: rgba(255,255,255,0.07); border-radius: 3px; overflow: hidden; }
.panel-row .bar i { display: block; height: 100%; width: var(--w); background: var(--accent); border-radius: 3px; box-shadow: 0 0 12px var(--accent-glow); }
.panel-row .bar.down i { background: #8a8a7d; box-shadow: none; }
.panel-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.panel-foot span { color: var(--muted); font-size: 0.9rem; }
.panel-foot strong { font-family: var(--font-mono); color: var(--accent); font-size: 1.25rem; }

.orbit { position: absolute; width: 340px; height: 340px; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 1; animation: spin 26s linear infinite; }
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }

/* ---------- stats ---------- */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 38px 28px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; }
.stat strong { display: block; font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; color: var(--accent); letter-spacing: -0.02em; }
.stat strong::after { content: "+"; font-size: 1.8rem; }
.stat:nth-child(3) strong::after { content: ""; }
.stat span { color: var(--muted); font-size: 0.92rem; }

/* ---------- services ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 54px; }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(420px circle at 50% -10%, var(--accent-dim), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s;
}
.card:hover { transform: translateY(-6px); border-color: rgba(200, 240, 74, 0.45); box-shadow: 0 18px 50px rgba(0,0,0,0.5), 0 0 30px rgba(200,240,74,0.08); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; }

.card-icon { width: 44px; height: 44px; color: var(--accent); margin-bottom: 20px; }
.card h3 { margin-bottom: 6px; }
.card-kicker { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.card p:not(.card-kicker) { color: var(--muted); font-size: 0.98rem; }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tags li { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; color: var(--muted); transition: 0.25s; }
.card:hover .tags li { border-color: rgba(200, 240, 74, 0.4); color: var(--accent); }

/* ---------- process ---------- */
.process { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.steps { list-style: none; margin-top: 54px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step { border-top: 2px solid var(--line); padding-top: 26px; transition: border-color 0.3s; }
.step:hover { border-top-color: var(--accent); }
.step-num { font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); letter-spacing: 0.2em; }
.step h3 { margin: 12px 0 10px; font-size: 1.5rem; }
.step p { color: var(--muted); font-size: 0.98rem; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; }
.about-copy p { margin-bottom: 22px; color: var(--muted); font-size: 1.06rem; }
.about-copy p:first-child { color: var(--text); font-size: 1.18rem; }

/* ---------- quotes ---------- */
.quotes { padding-top: 0; }
.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; }
.quote {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 36px 34px;
  transition: box-shadow 0.3s, transform 0.3s;
}
.quote:hover { transform: translateY(-4px); box-shadow: 0 16px 44px rgba(0,0,0,0.45), 0 0 26px rgba(200,240,74,0.07); }
.quote blockquote { font-family: var(--font-display); font-size: 1.18rem; line-height: 1.5; font-weight: 500; }
.quote blockquote::before { content: "\201C"; color: var(--accent); font-size: 2.2rem; line-height: 0; margin-right: 6px; vertical-align: -0.4em; }
.quote figcaption { margin-top: 18px; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

/* ---------- contact ---------- */
.contact { background: var(--bg-soft); border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; }
.contact-alt { margin-top: 26px; color: var(--muted); }
.contact-alt a { color: var(--accent); text-decoration: none; border-bottom: 1px solid rgba(200,240,74,0.4); }
.contact-alt a:hover { border-bottom-color: var(--accent); }

.form-shell {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 36px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.5);
}
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 16px;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(200, 240, 74, 0.14); }
.field input::placeholder, .field textarea::placeholder { color: #5c5c52; }
.field.invalid input, .field.invalid textarea { border-color: #e5484d; }
.error { display: none; color: #e5484d; font-size: 0.82rem; margin-top: 6px; }
.field.invalid .error { display: block; }
.form-note { margin-top: 16px; font-size: 0.85rem; color: var(--muted); text-align: center; }

.form-success { text-align: center; padding: 30px 10px; }
.form-success svg { width: 64px; height: 64px; color: var(--accent); margin-bottom: 18px; filter: drop-shadow(0 0 14px var(--accent-glow)); }
.form-success h3 { font-size: 1.7rem; margin-bottom: 10px; }
.form-success p { color: var(--muted); margin-bottom: 26px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; align-items: start; }
.footer-tag { color: var(--muted); font-size: 0.95rem; margin-top: 16px; }
.site-footer nav { display: flex; flex-direction: column; gap: 12px; }
.site-footer nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.site-footer nav a:hover { color: var(--accent); }
.footer-mail { text-align: right; }
.footer-mail a { color: var(--text); text-decoration: none; font-family: var(--font-mono); font-size: 0.9rem; border-bottom: 1px solid var(--line); }
.footer-mail a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.footer-base { border-top: 1px solid var(--line); margin-top: 44px; padding: 22px 24px; }
.footer-base p { color: var(--muted); font-size: 0.85rem; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .orbit { width: 280px; height: 280px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 34px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { border-left: 0; border-top: 1px solid var(--line); padding: 28px 20px; }
  .stat:nth-child(-n+2) { border-top: 0; }
  .stat:nth-child(even) { border-left: 1px solid var(--line); }
  .quote-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-mail { text-align: left; }
}

@media (max-width: 640px) {
  .section { padding: 76px 0; }
  .hero { padding: 70px 0 60px; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-shell { padding: 30px 22px; }

  .nav-toggle { display: block; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .nav-menu {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--line);
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
  }
  .nav-menu.open { max-height: 340px; padding: 12px 24px 24px; }
  .nav-menu a { padding: 13px 0; border-top: 1px solid var(--line); font-size: 1.05rem; }
  .nav-menu a:first-child { border-top: 0; }
  .nav-menu .nav-cta { text-align: center; margin-top: 12px; border-top: 0; }
}