/* -------- Base -------- */
:root {
  --bg: #0b1220;
  --card: #0f172a;
  --muted: #94a3b8;
  --text: #e2e8f0;
  --brand: #0ea5a6;
  --brand-700: #0f766e;
  --chip: #1f2937;
  --border: #233044;
  --shadow: 0 10px 30px rgba(0,0,0,.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1000px 800px at 20% -10%, #113 0%, transparent 60%) no-repeat, var(--bg);
  line-height: 1.6;
}

img { max-width: 100%; display: block; border-radius: 12px; }
.container { width: min(1100px, 92vw); margin: 0 auto; }
.section { padding: 64px 0; }
.section-alt { background: linear-gradient(180deg, rgba(255,255,255,.02), transparent); }

/* -------- Header -------- */
.site-header {
  position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px);
  background: rgba(11,18,32,.7); border-bottom: 1px solid var(--border);
}

.nav { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; gap: 12px; }
.logo { color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: .2px; }
nav a { color: var(--text); text-decoration: none; margin-left: 16px; opacity: .9; }
nav a:hover { opacity: 1; }
.btn { border-radius: 999px; padding: 10px 16px; border: 1px solid transparent; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; text-decoration: none; }
.btn-primary { background: var(--brand); color: #001316; }
.btn-outline { border-color: var(--brand); color: var(--text); }
.btn-ghost { background: transparent; border-color: var(--chip); color: var(--text); }
.btn-small { padding: 6px 10px; font-size: 14px; }
.lang-toggle { border-radius: 8px; padding: 8px 10px; border: 1px solid var(--border); background: var(--chip); color: var(--text); cursor: pointer; margin-right: 4px; }

/* -------- Hero -------- */
.hero { padding: 56px 0 24px; }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: center; }
.hero-copy h1 { font-size: clamp(28px, 4.2vw, 48px); line-height: 1.1; margin: 0 0 12px; }
.lead { font-size: 18px; opacity: .9; margin: 0 0 20px; }
.cta-row { display: flex; gap: 12px; align-items: center; }
.hero-img { filter: drop-shadow(var(--shadow)); }

/* -------- Chips & Filters -------- */
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  background: var(--chip); color: var(--text);
  border: 1px solid var(--border); padding: 8px 12px; border-radius: 999px; cursor: pointer;
}
.chip.active, .chip:hover { border-color: var(--brand); box-shadow: 0 0 0 2px rgba(14,165,166,.2) inset; }

/* -------- Grids -------- */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-biz { grid-template-columns: repeat(3, 1fr); }
.columns { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: start; }

/* -------- Cards -------- */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid var(--border);
  border-radius: 14px; padding: 20px; box-shadow: var(--shadow);
}
.biz-card { padding: 20px; border: 1px dashed var(--border); border-radius: 14px; }
.ticks { padding-left: 20px; }
.ticks li { margin: 6px 0; }

/* -------- Product Card -------- */
.product {
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border: 1px solid var(--border);
  border-radius: 14px; overflow: hidden; display: flex; flex-direction: column;
}
.product .body { padding: 14px; display: grid; gap: 6px; }
.product h3 { margin: 0; font-size: 18px; }
.product .meta { font-size: 14px; color: var(--muted); }
.product .price { font-weight: 700; }
.product .actions { display: flex; gap: 8px; margin-top: auto; }
.product img { aspect-ratio: 4/3; object-fit: cover; }

/* -------- Forms -------- */
.form { display: grid; gap: 12px; }
label { display: grid; gap: 6px; }
input, textarea {
  background: #0b1426; color: var(--text); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px; resize: vertical;
}

/* -------- Footer -------- */
.site-footer { border-top: 1px solid var(--border); padding: 20px 0; color: var(--muted); }

/* -------- Responsive -------- */
@media (max-width: 940px) {
  .hero-inner, .columns { grid-template-columns: 1fr; }
  .grid, .grid-biz { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  nav a { display: none; }
  .grid, .grid-biz { grid-template-columns: 1fr; }
}
/* RTL support when Arabic is active */
:root[dir="rtl"] body { font-family: Cairo, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial; }
[dir="rtl"] .nav { flex-direction: row-reverse; }
[dir="rtl"] .cta-row { flex-direction: row-reverse; }

/* Logo image tweaks */
.logo-img { height: 28px; width: auto; margin-right: 8px; vertical-align: middle; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.25); }
@media (max-width: 640px) { .logo-img { height: 24px; } }