/* ===========================================================
   Elonyx Technologies — Design System
   =========================================================== */

:root {
  /* Accent — electric blue from logo */
  --accent: oklch(0.58 0.22 263);
  --accent-bright: oklch(0.70 0.20 252);
  --accent-soft: oklch(0.58 0.22 263 / 0.12);
  --accent-glow: oklch(0.62 0.24 263 / 0.45);

  /* Chrome / silver gradient stops */
  --chrome-1: #f4f6fa;
  --chrome-2: #c9cfd9;
  --chrome-3: #8b94a5;
  --chrome-4: #5b6271;

  /* Type */
  --font-display: "Space Grotesk", "Helvetica Neue", sans-serif;
  --font-body: "Plus Jakarta Sans", "Helvetica Neue", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Radii */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* Motion */
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* Theme: DARK (default) */
:root, [data-theme="dark"] {
  --bg: oklch(0.13 0.005 260);
  --bg-2: oklch(0.16 0.008 260);
  --surface: oklch(0.185 0.010 260);
  --surface-2: oklch(0.22 0.010 260);
  --surface-3: oklch(0.27 0.012 260);
  --border: oklch(0.28 0.012 260);
  --border-strong: oklch(0.38 0.014 260);
  --text: oklch(0.97 0.005 260);
  --text-dim: oklch(0.74 0.010 260);
  --text-muted: oklch(0.55 0.012 260);
  --grid: oklch(0.22 0.010 260 / 0.5);
  --scrim: oklch(0.10 0.005 260 / 0.7);
  --shadow-1: 0 1px 0 oklch(1 0 0 / 0.04) inset, 0 6px 24px oklch(0 0 0 / 0.45);
  --shadow-2: 0 1px 0 oklch(1 0 0 / 0.05) inset, 0 16px 60px oklch(0 0 0 / 0.55);
}

[data-theme="light"] {
  --bg: oklch(0.985 0.003 260);
  --bg-2: oklch(0.965 0.004 260);
  --surface: #ffffff;
  --surface-2: oklch(0.97 0.004 260);
  --surface-3: oklch(0.94 0.006 260);
  --border: oklch(0.90 0.006 260);
  --border-strong: oklch(0.80 0.008 260);
  --text: oklch(0.18 0.010 260);
  --text-dim: oklch(0.38 0.010 260);
  --text-muted: oklch(0.55 0.010 260);
  --grid: oklch(0.90 0.006 260 / 0.7);
  --scrim: oklch(0.98 0.003 260 / 0.85);
  --shadow-1: 0 1px 0 oklch(0 0 0 / 0.02) inset, 0 6px 24px oklch(0 0 0 / 0.06);
  --shadow-2: 0 1px 0 oklch(0 0 0 / 0.02) inset, 0 16px 50px oklch(0 0 0 / 0.10);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--bg); }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11";
  letter-spacing: -0.005em;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: white; }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ---------- Typography ---------- */
.t-display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 0.98;
}
.t-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 500;
}
.t-eyebrow .dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 8px;
  vertical-align: 1px;
  box-shadow: 0 0 12px var(--accent-glow);
}
.t-mono { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.02em; }

/* Chrome text — gradient like the logo */
.chrome-text {
  background: linear-gradient(180deg, var(--chrome-1) 0%, var(--chrome-2) 35%, var(--chrome-3) 70%, var(--chrome-4) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 1px 0 rgba(255,255,255,0.04));
}
[data-theme="light"] .chrome-text {
  background: linear-gradient(180deg, #2a3140 0%, #5b6271 50%, #2a3140 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.accent { color: var(--accent-bright); }

/* ---------- Layout ---------- */
.container {
  width: min(1320px, 100% - 48px);
  margin-inline: auto;
}
.container-wide { width: min(1480px, 100% - 48px); margin-inline: auto; }

section { position: relative; }

/* Grid background (used on hero, etc) */
.bg-grid {
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: -1px -1px;
}
.bg-grid-fade {
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  transition: all 0.18s var(--ease);
  white-space: nowrap;
}
.btn .arrow {
  display: inline-block;
  transition: transform 0.2s var(--ease);
}
.btn:hover .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.20);
}
.btn-primary:hover {
  background: var(--accent-bright);
  box-shadow: 0 0 24px 0 var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.20);
}
.btn-ghost {
  border-color: var(--border-strong);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover {
  background: var(--surface-2);
  border-color: var(--text-muted);
}
.btn-chrome {
  background: linear-gradient(180deg, var(--chrome-1), var(--chrome-3));
  color: #1b2030;
  border-color: var(--chrome-3);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7), 0 6px 18px rgba(0,0,0,0.35);
}
.btn-chrome:hover { filter: brightness(1.05); }
.btn-sm { height: 34px; padding: 0 14px; font-size: 13px; }
.btn-lg { height: 52px; padding: 0 26px; font-size: 15px; }

/* ---------- Cards / surfaces ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
}
.card-pad { padding: 24px; }

/* ---------- Tag / pill ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--text-dim);
}
.pill .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.pill-accent { color: var(--accent-bright); border-color: var(--accent); background: var(--accent-soft); }

/* ---------- Status dots ---------- */
.status {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.status::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-muted);
}
.status.live::before { background: #34d399; box-shadow: 0 0 8px #34d399; animation: pulse 2s infinite; }
.status.warn::before { background: #f59e0b; }
.status.bad::before  { background: #ef4444; }
@keyframes pulse { 50% { opacity: 0.4; } }

/* ---------- Inputs ---------- */
.input, .textarea, .select {
  width: 100%;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.textarea { min-height: 110px; resize: vertical; }
.label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.err {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #f87171;
  margin-top: 4px;
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Hero ornaments ---------- */
.hero-orb {
  position: absolute;
  width: 720px; height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow) 0%, transparent 60%);
  filter: blur(40px);
  pointer-events: none;
  opacity: 0.7;
}

/* Chrome panel (for hero "chrome bar" callouts) */
.chrome-bar {
  background: linear-gradient(180deg, #e7ebf2 0%, #b9c0cc 45%, #6f7686 55%, #aab1bf 90%, #e3e7ee 100%);
  border-radius: 8px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.9),
    inset 0 -1px 0 rgba(0,0,0,0.3),
    0 8px 30px rgba(0,0,0,0.35);
  color: #1b2030;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---------- Marquee ---------- */
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-track {
  display: flex;
  gap: 64px;
  width: max-content;
  animation: marquee 40s linear infinite;
}

/* ---------- Header / Footer ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg) 75%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav-link {
  position: relative;
  padding: 8px 4px;
  font-size: 13px;
  color: var(--text-dim);
  transition: color 0.15s;
}
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px; background: var(--accent);
}

/* ---------- Admin layout ---------- */
.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  background: var(--bg);
}
.admin-sidebar {
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: sticky; top: 0;
  height: 100vh;
  overflow-y: auto;
}
.admin-main { padding: 24px 32px 80px; }
.admin-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  font-size: 13px;
  color: var(--text-dim);
  transition: background 0.12s, color 0.12s;
  cursor: pointer;
  border: 1px solid transparent;
}
.admin-nav-item:hover { background: var(--surface); color: var(--text); }
.admin-nav-item.active {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.admin-nav-item.active .dot { background: var(--accent); }
.admin-nav-item .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-muted);
}
.admin-section-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding: 14px 10px 6px;
}

/* ---------- Tables ---------- */
.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.table th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--surface-2);
}
.table tr:hover td { background: color-mix(in oklab, var(--surface-2) 50%, transparent); }
.table td .row-actions { opacity: 0; transition: opacity 0.15s; }
.table tr:hover td .row-actions { opacity: 1; }

.kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--surface-3);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

/* ---------- Chat widget ---------- */
.chat-fab {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 60;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--accent-bright), var(--accent));
  border: 1px solid var(--accent);
  box-shadow: 0 8px 30px var(--accent-glow);
  display: grid; place-items: center;
  color: white;
  transition: transform 0.2s var(--ease);
}
.chat-fab:hover { transform: translateY(-2px); }

.chat-panel {
  position: fixed; bottom: 96px; right: 24px; z-index: 60;
  width: 380px; max-width: calc(100vw - 32px);
  height: 540px; max-height: calc(100vh - 140px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.chat-msg-user, .chat-msg-bot {
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 13.5px;
  line-height: 1.45;
  max-width: 80%;
  white-space: pre-wrap;
}
.chat-msg-user {
  background: var(--accent);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.chat-msg-bot {
  background: var(--surface-2);
  color: var(--text);
  align-self: flex-start;
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

/* ---------- Misc ---------- */
.divider {
  height: 1px; background: var(--border);
  width: 100%;
}
.kbd-row { display: inline-flex; gap: 4px; align-items: center; }
.tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--border);
}
.tab {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
}
.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

/* keyframes — scan line, blink, etc */
@keyframes blink { 50% { opacity: 0.2; } }
.blink { animation: blink 1.2s infinite; }

@keyframes sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}
.shimmer {
  position: relative; overflow: hidden;
}
.shimmer::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, oklch(1 0 0 / 0.08), transparent);
  animation: sweep 2.2s linear infinite;
}

/* Hide scrollbars on horizontal scroll containers */
.h-scroll { overflow-x: auto; scrollbar-width: none; }
.h-scroll::-webkit-scrollbar { display: none; }

/* Hide hero stamp on narrow viewports where it would overlap headline */
@media (max-width: 1100px) {
  .hero-stamp { display: none !important; }
}

/* Responsive admin */
@media (max-width: 900px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar {
    position: relative; height: auto;
    flex-direction: row; overflow-x: auto;
    padding: 12px;
  }
  .admin-section-label { display: none; }
}

/* =========================================================
   RESPONSIVE — Tablet (≤1100px)
   ========================================================= */
@media (max-width: 1100px) {
  .header-nav { display: none !important; }

  .hero-stats        { grid-template-columns: repeat(2, 1fr) !important; }
  .services-grid     { grid-template-columns: 1fr !important; }
  .work-grid         { grid-template-columns: 1fr !important; }
  .work-grid .card   { grid-column: auto !important; }
  .agent-grid        { grid-template-columns: 1fr !important; gap: 40px !important; }
  .process-grid      { grid-template-columns: repeat(3, 1fr) !important; }
  .stats-grid        { grid-template-columns: 1fr !important; gap: 40px !important; }
  .footer-grid       { grid-template-columns: repeat(2, 1fr) !important; gap: 32px !important; }

  .product-row       { grid-template-columns: 1fr !important; gap: 16px !important; padding: 28px 24px !important; }
  .stack-grid        { grid-template-columns: repeat(2, 1fr) !important; }
  .team-grid         { grid-template-columns: repeat(2, 1fr) !important; }
  .pricing-grid      { grid-template-columns: 1fr !important; max-width: 480px; margin-inline: auto; }
  .blog-featured     { grid-template-columns: 1fr !important; }
  .blog-grid         { grid-template-columns: repeat(2, 1fr) !important; }
  .careers-row       { grid-template-columns: 1fr auto auto !important; gap: 12px !important; }
  .careers-row > *:nth-child(1) { display: none !important; }
  .careers-row > *:nth-child(4) { display: none !important; }
  .benefits-grid     { grid-template-columns: repeat(2, 1fr) !important; }
  .contact-grid      { grid-template-columns: 1fr !important; }
  .docs-grid         { grid-template-columns: 1fr !important; }
  .docs-grid > aside { display: none !important; }
  .about-grid        { grid-template-columns: 1fr !important; gap: 40px !important; }
  .case-metrics      { grid-template-columns: repeat(3, 1fr) !important; }
  .case-content      { grid-template-columns: 1fr !important; gap: 40px !important; }
  .work-row          { grid-template-columns: 1fr auto auto !important; gap: 12px !important; }
  .work-row > *:nth-child(1) { display: none !important; }
  .work-row > *:nth-child(4) { display: none !important; }
  .work-row > *:nth-child(5) { display: none !important; }
}

/* =========================================================
   RESPONSIVE — Mobile (≤768px)
   ========================================================= */
@media (max-width: 768px) {
  .container       { width: min(1320px, 100% - 32px) !important; }
  .container-wide  { width: min(1480px, 100% - 32px) !important; }

  .hero-stats      { grid-template-columns: 1fr 1fr !important; }
  .process-grid    { grid-template-columns: 1fr !important; }
  .footer-grid     { grid-template-columns: 1fr !important; }
  .footer-bottom   { flex-direction: column !important; gap: 12px !important; align-items: flex-start !important; }
  .blog-grid       { grid-template-columns: 1fr !important; }
  .benefits-grid   { grid-template-columns: 1fr !important; }
  .stack-grid      { grid-template-columns: 1fr 1fr !important; }
  .team-grid       { grid-template-columns: 1fr 1fr !important; }
  .careers-row     { grid-template-columns: 1fr !important; gap: 8px !important; padding: 20px !important; }
  .careers-row > * { display: block !important; }
  .careers-row > *:nth-child(1) { display: none !important; }
  .work-row        { grid-template-columns: 1fr !important; gap: 8px !important; padding: 20px !important; }
  .work-row > *    { display: block !important; }
  .work-row > *:nth-child(1) { display: none !important; }

  .hero-cta        { flex-direction: column !important; align-items: flex-start !important; }
  .hero-btns       { width: 100%; }
  .hero-btns .btn  { flex: 1; justify-content: center; }

  .cta-inner       { padding: 48px 24px !important; }
  .cta-flex        { flex-direction: column !important; align-items: flex-start !important; }

  /* Mobile hamburger menu */
  .mobile-menu-btn { display: flex !important; }
  .header-actions .btn-primary { display: none !important; }

  .mobile-nav {
    position: fixed; inset: 0; z-index: 100;
    background: var(--bg);
    display: flex; flex-direction: column;
    padding: 80px 24px 32px;
    gap: 4px;
    overflow-y: auto;
  }
  .mobile-nav a {
    display: block;
    padding: 14px 16px;
    font-size: 18px;
    font-weight: 500;
    border-radius: var(--r-sm);
    transition: background 0.12s;
  }
  .mobile-nav a:hover { background: var(--surface); }
  .mobile-nav-close {
    position: absolute; top: 16px; right: 16px;
  }
}

/* =========================================================
   RESPONSIVE — Small mobile (≤480px)
   ========================================================= */
@media (max-width: 480px) {
  .container       { width: min(1320px, 100% - 24px) !important; }
  .container-wide  { width: min(1480px, 100% - 24px) !important; }

  .hero-stats      { grid-template-columns: 1fr !important; }
  .case-metrics    { grid-template-columns: 1fr !important; }
  .stack-grid      { grid-template-columns: 1fr !important; }
  .team-grid       { grid-template-columns: 1fr !important; }

  .form-2col       { grid-template-columns: 1fr !important; }
}

/* Mobile menu button — hidden by default, shown on mobile */
.mobile-menu-btn { display: none !important; }
@media (max-width: 1100px) {
  .mobile-menu-btn { display: flex !important; }
}