/* ============================================================
   Agentrix-IA — Design System
   ============================================================ */

:root {
  /* Surfaces — deep ink, slightly cool neutral */
  --bg:        oklch(0.155 0.008 264);
  --bg-2:      oklch(0.180 0.009 264);
  --surface:   oklch(0.205 0.010 264);
  --surface-2: oklch(0.245 0.012 264);

  /* Lines */
  --line:   oklch(1 0 0 / 0.08);
  --line-2: oklch(1 0 0 / 0.14);

  /* Text */
  --text:  oklch(0.975 0.004 264);
  --muted: oklch(0.74 0.012 264);
  --faint: oklch(0.56 0.012 264);

  /* Accent (tweakable) — electric lime by default */
  --accent-h: 128;
  --accent:      oklch(0.87 0.20 var(--accent-h));
  --accent-dim:  oklch(0.78 0.17 var(--accent-h));
  --accent-ink:  oklch(0.22 0.06 var(--accent-h));
  --accent-soft: oklch(0.87 0.20 var(--accent-h) / 0.12);
  --accent-glow: oklch(0.87 0.20 var(--accent-h) / 0.22);

  /* Type */
  --font-display: "Bricolage Grotesque", "IBM Plex Sans Arabic", sans-serif;
  --font-body:    "Manrope", "IBM Plex Sans Arabic", sans-serif;
  --font-mono:    "JetBrains Mono", monospace;

  /* Layout */
  --maxw: 1240px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 18px;
  --radius-lg: 26px;
  --radius-sm: 11px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* Arabic uses a dedicated face for both display + body */
:root[lang="ar"] {
  --font-display: "IBM Plex Sans Arabic", "Bricolage Grotesque", sans-serif;
  --font-body:    "IBM Plex Sans Arabic", "Manrope", sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

:root[lang="ar"] body { line-height: 1.8; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }

/* Ambient grain/gradient on the page background */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 600px at 78% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(700px 500px at 0% 8%, oklch(0.5 0.1 264 / 0.10), transparent 60%);
}

/* ----------------------------------------------------------
   Layout helpers
   ---------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); position: relative; z-index: 1; }
.section { padding-block: clamp(72px, 11vw, 150px); position: relative; }
.section--tight { padding-block: clamp(48px, 7vw, 90px); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.eyebrow::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
:root[lang="ar"] .eyebrow { letter-spacing: 0; font-family: var(--font-mono); }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.04; letter-spacing: -0.02em; }
:root[lang="ar"] h1, :root[lang="ar"] h2, :root[lang="ar"] h3 { letter-spacing: 0; line-height: 1.25; }

.h-display { font-size: clamp(42px, 7vw, 88px); }
.h-1 { font-size: clamp(34px, 5vw, 62px); }
.h-2 { font-size: clamp(27px, 3.4vw, 44px); }
.h-3 { font-size: clamp(20px, 2vw, 26px); }

.lead { font-size: clamp(17px, 1.5vw, 21px); color: var(--muted); max-width: 56ch; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.accent { color: var(--accent); }

.mono-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--faint);
}

/* ----------------------------------------------------------
   Buttons
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  transition: transform .35s var(--ease), background .25s, border-color .25s, color .25s, box-shadow .35s var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn--primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 0 0 0 var(--accent-glow); }
.btn--primary:hover { box-shadow: 0 14px 40px -10px var(--accent-glow); transform: translateY(-2px); }
.btn--ghost { border-color: var(--line-2); color: var(--text); background: oklch(1 0 0 / 0.02); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn--lg { padding: 17px 28px; font-size: 16.5px; }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
:root[dir="rtl"] .btn:hover .arr { transform: translateX(-4px); }
:root[dir="rtl"] .arr { transform: scaleX(-1); }

/* ----------------------------------------------------------
   Cards
   ---------------------------------------------------------- */
.card {
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .5s var(--ease), border-color .4s, background .4s;
  position: relative;
  overflow: hidden;
}
.card:hover { border-color: var(--line-2); transform: translateY(-4px); }
.card--accent:hover { border-color: var(--accent); }

/* Pill / chip */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 13px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--muted);
  background: oklch(1 0 0 / 0.02);
}

/* Divider line that scans across */
.rule { height: 1px; background: var(--line); width: 100%; }

/* ----------------------------------------------------------
   Image placeholders (striped) — user drops real assets later
   ---------------------------------------------------------- */
.ph {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line-2);
  background:
    repeating-linear-gradient(135deg,
      oklch(1 0 0 / 0.025) 0 12px,
      oklch(1 0 0 / 0.05) 12px 24px);
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--faint);
}
.ph span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 11px;
  border: 1px dashed var(--line-2);
  border-radius: 7px;
  background: var(--bg);
}

/* ----------------------------------------------------------
   Scroll reveal
   ---------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* Stagger helper */
.reveal[data-d="1"] { transition-delay: .07s; }
.reveal[data-d="2"] { transition-delay: .14s; }
.reveal[data-d="3"] { transition-delay: .21s; }
.reveal[data-d="4"] { transition-delay: .28s; }
.reveal[data-d="5"] { transition-delay: .35s; }

/* ----------------------------------------------------------
   Marquee
   ---------------------------------------------------------- */
.marquee { 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: 56px; width: max-content; animation: scroll-x 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes scroll-x { to { transform: translateX(-50%); } }
:root[dir="rtl"] .marquee__track { animation-direction: reverse; }

/* ----------------------------------------------------------
   Grid utilities
   ---------------------------------------------------------- */
.grid { display: grid; gap: 20px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .cols-3, .cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; } }

.flex { display: flex; }
.between { justify-content: space-between; }
.center { align-items: center; }
.gap-s { gap: 10px; }
.gap-m { gap: 18px; }
.gap-l { gap: 28px; }
.wrap-f { flex-wrap: wrap; }

/* App fade transition between routes */
.page { animation: pageIn .55s var(--ease) both; }
@keyframes pageIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* Utility */
.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.mt-s { margin-top: 14px; } .mt-m { margin-top: 26px; } .mt-l { margin-top: 44px; } .mt-xl { margin-top: 64px; }
.maxw-xl { max-width: 720px; } .maxw-l { max-width: 600px; }