/* ═══════════════════════════════════════════════════════════════
   Zahra Coop — Landing Page Styles
   Brand colors extracted from assets/zahra_logo_png.png
     Primary   : #1b3d7c  (navy blue  — ZAHRA text & bottom bar)
     Secondary : #b71c1c  (crimson red — accent letter & ribbon)
   ═══════════════════════════════════════════════════════════════ */

/* ─── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Brand palette */
  --primary:        #1b3d7c;
  --primary-light:  #2f5fbd;
  --primary-dark:   #0f2451;
  --secondary:      #b71c1c;
  --secondary-light:#e53935;
  --secondary-dark: #7f0000;
  --accent:         #4a7fd4;

  /* Light theme */
  --bc-logo-filter: none;
  --bg:             #eef2fb;
  --bg-card:        #f7f9ff;
  --bg-glass:       rgba(238,242,251,0.85);
  --text-primary:   #0e1e3d;
  --text-secondary: #3a5080;
  --text-muted:     #6a82ab;
  --border:         rgba(27,61,124,0.16);
  --border-card:    rgba(27,61,124,0.12);
  --shadow:         0 8px 40px rgba(27,61,124,0.16);
  --shadow-card:    0 2px 16px rgba(27,61,124,0.08);
}

[data-theme="dark"] {
  --bc-logo-filter: invert(1) brightness(2.2);
  --bg:             #060c1a;
  --bg-card:        #0c1628;
  --bg-glass:       rgba(6,12,26,0.85);
  --text-primary:   #e2eaf8;
  --text-secondary: #b0c8e8;
  --text-muted:     #7ba8d8;
  --border:         rgba(47,95,189,0.24);
  --border-card:    rgba(47,95,189,0.18);
  --shadow:         0 8px 40px rgba(0,0,0,0.55);
  --shadow-card:    0 4px 24px rgba(0,0,0,0.45);
}

/* ─── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Cairo', 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.4s, color 0.4s;
}

/* ─── Background Orbs ───────────────────────────────────────── */
.bg-decoration {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.15;
  animation: float 12s ease-in-out infinite;
}
.bg-orb-1 {
  width: 580px; height: 580px;
  background: radial-gradient(circle, var(--primary-light), transparent);
  top: -160px; right: -160px;
  animation-delay: 0s;
}
.bg-orb-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, var(--secondary-light), transparent);
  bottom: -100px; left: -80px;
  animation-delay: -5s;
}
.bg-orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--accent), transparent);
  top: 50%; left: 50%;
  animation-name: float3;
  animation-delay: -9s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}
@keyframes float3 {
  0%, 100% { transform: translate(-50%,-50%) scale(1); }
  50%       { transform: translate(-50%,-52%) scale(1.08); }
}

/* ─── Top Bar ───────────────────────────────────────────────── */
.top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border);
  transition: background 0.4s;
}
.top-bar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.top-bar-logo {
  width: 42px; height: 42px;
  border-radius: 11px;
  overflow: hidden;
  background: #ffffff;
  border: 2px solid var(--primary);
  box-shadow: 0 2px 8px rgba(27,61,124,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 3px;
}
.top-bar-logo img {
  width: 100%; height: 100%;
  object-fit: contain;
}
[data-theme="dark"] .top-bar-logo {
  border-color: var(--primary-light);
  box-shadow: 0 2px 10px rgba(47,95,189,0.35);
}
.top-bar-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}
[data-theme="dark"] .top-bar-name {
  color: var(--accent);
}

/* Controls */
.top-bar-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}
.ctrl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: 'Cairo', 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: all 0.2s;
}
.ctrl-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: scale(1.06);
}
.ctrl-btn svg {
  width: 18px; height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ─── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  text-align: center;
}

/* Logo mark */
.logo-mark {
  position: relative;
  margin-bottom: 32px;
}
.logo-ring {
  width: 140px; height: 140px;
  border-radius: 36px;
  background: #ffffff;
  border: 3px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 0 0 6px rgba(27,61,124,0.10),
    0 16px 48px rgba(27,61,124,0.25);
  margin: 0 auto;
  animation: pulse-glow 3.5s ease-in-out infinite;
  overflow: hidden;
  padding: 10px;
}
[data-theme="dark"] .logo-ring {
  background: #ffffff;
  border-color: var(--primary-light);
  box-shadow:
    0 0 0 6px rgba(47,95,189,0.15),
    0 16px 48px rgba(27,61,124,0.40);
}
.logo-ring img {
  width: 100%; height: 100%;
  object-fit: contain;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 6px rgba(27,61,124,0.08), 0 16px 48px rgba(27,61,124,0.22); }
  50%       { box-shadow: 0 0 0 10px rgba(183,28,28,0.10), 0 16px 64px rgba(27,61,124,0.38); }
}

.logo-badge {
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--secondary);
  color: #fff;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 3px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(183,28,28,0.40);
}

/* Hero text */
.hero-eyebrow {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 14px;
  opacity: 0;
  animation: fade-up 0.7s 0.2s forwards;
}
[data-theme="dark"] .hero-eyebrow {
  color: var(--accent);
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 18px;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 50%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  animation: fade-up 0.7s 0.35s forwards;
}
.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 52px;
  opacity: 0;
  animation: fade-up 0.7s 0.5s forwards;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── Download Section ──────────────────────────────────────── */
.download-section {
  width: 100%;
  max-width: 860px;
  opacity: 0;
  animation: fade-up 0.7s 0.65s forwards;
}
.download-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 640px) {
  .download-grid { grid-template-columns: 1fr; }
}

/* Store Cards */
.store-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 24px;
  padding: 32px 28px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

/* Top color stripe */
.store-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  border-radius: 24px 24px 0 0;
}
.store-card.play::before  {
  background: linear-gradient(90deg, #34a853, #4285f4, #fbbc04, #ea4335);
}
.store-card.apple::before {
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-light) 50%, var(--secondary));
}

.store-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow);
}
.store-card.play:hover  { border-color: #4285f4; }
.store-card.apple:hover { border-color: var(--primary-light); }

/* Store icon bubble */
.store-icon {
  width: 68px; height: 68px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.store-card.play  .store-icon { background: linear-gradient(135deg, #00c853, #1565c0); }
.store-card.apple .store-icon { background: linear-gradient(135deg, var(--primary-dark), var(--secondary)); }
.store-icon svg { width: 38px; height: 38px; fill: #fff; }

/* Store info */
.store-info { text-align: center; }
.store-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.store-name {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* QR wrapper */
.qr-wrapper {
  background: #ffffff;
  border-radius: 16px;
  padding: 12px;
  border: 1px solid rgba(27,61,124,0.10);
  box-shadow: 0 2px 14px rgba(27,61,124,0.10);
}
.qr-wrapper img {
  display: block;
  border-radius: 8px;
}
.qr-label {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-top: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
}
[data-theme="dark"] .qr-label {
  color: var(--text-secondary);
  opacity: 1;
}

/* Download button */
.dl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 20px;
  border-radius: 14px;
  font-family: 'Cairo', 'Inter', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 0.02em;
}
.store-card.play  .dl-btn {
  background: linear-gradient(135deg, #1a7a3c 0%, #1565c0 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(21,101,192,0.30);
}
.store-card.apple .dl-btn {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(27,61,124,0.30);
}
.dl-btn:hover {
  filter: brightness(1.10);
  transform: scale(1.025);
  box-shadow: 0 8px 28px rgba(0,0,0,0.28);
}
.dl-btn svg { width: 20px; height: 20px; fill: #fff; flex-shrink: 0; }

/* ─── Stats Row ─────────────────────────────────────────────── */
.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fade-up 0.7s 0.85s forwards;
}
.stat-item { text-align: center; }
.stat-value {
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--primary);
}
[data-theme="dark"] .stat-value {
  color: var(--accent);
}
.stat-label {
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 3px;
}
.stat-divider {
  width: 1px;
  height: 42px;
  background: var(--border);
}

/* ─── Footer ────────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 28px 24px 36px;
  border-top: 1px solid var(--border);
}
.footer-dev {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.footer-dev .heart { color: var(--secondary); font-size: 0.9rem; }
.footer-dev img {
  height: 20px;
  object-fit: contain;
  opacity: 0.70;
  filter: var(--bc-logo-filter);
  transition: filter 0.4s, opacity 0.3s;
}
.footer-dev img:hover { opacity: 1; }

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 480px) {
  .top-bar { padding: 10px 16px; }
  .hero    { padding: 100px 16px 60px; }
  .logo-ring { width: 116px; height: 116px; }
}