@import url('https://fonts.googleapis.com/css2?family=Amiri:ital,wght@0,400;0,700;1,400&family=Cairo:wght@400;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Tajawal:wght@400;500;700;800&display=swap');

:root {
  --primary-emerald: #0f766e;
  --primary-light: #14b8a6;
  --love-rose: #e11d48;
  --love-pink: #ffe4e6;
  --gold-accent: #d97706;
  --bg-cream: #fafaf9;
  --card-bg: #ffffff;
  --text-main: #1c1917;
  --text-muted: #78716c;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: #f7f9fb;
  color: var(--text-main);
  background-image: radial-gradient(#0f766e0d 1px, transparent 1px);
  background-size: 24px 24px;
}

.font-arabic {
  font-family: 'Amiri', 'Tajawal', serif;
  line-height: 2.8 !important;
  word-spacing: 0.12em;
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}

.font-arabic-lg {
  font-family: 'Amiri', 'Tajawal', serif;
  line-height: 3.0 !important;
  word-spacing: 0.15em;
}

p.font-arabic, div.font-arabic {
  line-height: 2.8 !important;
  margin-bottom: 1.25rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #0f766e66;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-emerald);
}

/* Card glassmorphism & shadow */
.glass-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  box-shadow: 0 4px 20px -2px rgba(15, 118, 110, 0.08);
}

.love-gradient {
  background: linear-gradient(135deg, #0f766e 0%, #0d9488 50%, #e11d48 100%);
}

.love-badge {
  background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%);
  color: #be123c;
  border: 1px solid #fecdd3;
}

/* Card Flip Animation */
.flip-card {
  background-color: transparent;
  perspective: 1000px;
  height: 220px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.flip-card-front {
  background: white;
  border: 2px solid #e2e8f0;
}

.flip-card-back {
  background: linear-gradient(135deg, #f0fdf4 0%, #ccfbf1 100%);
  color: #064e3b;
  border: 2px solid #99f6e4;
  transform: rotateY(180deg);
}

/* Highlight word interactive */
.arabic-word-highlight {
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: inline-block;
}

.arabic-word-highlight:hover {
  background-color: #fef08a;
  color: #854d0e;
  transform: translateY(-2px);
}

/* Audio Wave Pulse */
@keyframes audioPulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}

.speaking-active {
  animation: audioPulse 1.2s infinite ease-in-out;
  background-color: #e11d48 !important;
  color: white !important;
}

/* Tab active indicator */
.tab-btn.active {
  background-color: #0f766e;
  color: white;
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.25);
}