/* ═══════════════════════════════════════════
   UDRUS ACADEMY — home.css
   Homepage-specific styles
   ═══════════════════════════════════════════ */

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding: 60px 5% 100px;
  text-align: center;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 70% at 50% 0%, rgba(30,125,90,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(201,168,76,0.08) 0%, transparent 60%),
    var(--bg);
  transition: background 0.4s;
}
.hero-pattern {
  position: absolute; inset: 0; z-index: 0; opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%230d4a3a' stroke-width='0.8'%3E%3Cpolygon points='60,5 95,30 95,90 60,115 25,90 25,30'/%3E%3Cpolygon points='60,20 82,35 82,85 60,100 38,85 38,35'/%3E%3Cline x1='60' y1='5' x2='60' y2='20'/%3E%3Cline x1='95' y1='30' x2='82' y2='35'/%3E%3Ccircle cx='60' cy='60' r='15'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 120px 120px;
}
#particles-canvas { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero-arabic-bg {
  position: absolute; inset: 0; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Noto Naskh Arabic', serif;
  font-size: clamp(120px, 22vw, 260px); font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1px rgba(13,74,58,0.04);
  pointer-events: none; user-select: none; line-height: 1;
  animation: arabicFloat 12s ease-in-out infinite;
}
[data-theme="dark"] .hero-arabic-bg { -webkit-text-stroke-color: rgba(201,168,76,0.05); }
@keyframes arabicFloat { 0%,100%{transform:translateY(0) scale(1)} 50%{transform:translateY(-18px) scale(1.01)} }

.hero-content { position: relative; z-index: 5; max-width: 780px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(201,168,76,0.12); border: 1px solid rgba(201,168,76,0.3);
  border-radius: 50px; padding: 6px 18px;
  font-size: 0.78rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 28px;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp 0.8s 0.2s forwards;
}
.hero-badge::before { content: '●'; font-size: 0.5rem; }

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 500;
  line-height: 1.08; color: var(--emerald);
  margin-bottom: 12px;
  opacity: 0; transform: translateY(30px);
  animation: fadeUp 0.9s 0.35s forwards;
  letter-spacing: -0.01em;
}
[data-theme="dark"] .hero-title { color: var(--gold-light); }
.hero-title span {
  font-style: italic;
  background: linear-gradient(135deg, var(--emerald-light), var(--emerald-glow));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem); color: var(--text-muted);
  max-width: 500px; margin: 0 auto 44px;
  font-weight: 300; line-height: 1.7;
  min-height: 2em; /* stable height while typing */
  opacity: 0; transform: translateY(30px);
  animation: fadeUp 0.9s 0.5s forwards;
}
#typed-text::after { content: '|'; animation: blink 1s step-end infinite; opacity: 1; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-btns {
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: center;
  opacity: 0; transform: translateY(30px);
  animation: fadeUp 0.9s 0.65s forwards;
}

.hero-scroll-hint {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  z-index: 5;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  opacity: 0; animation: fadeUp 0.8s 1.2s forwards;
}
.scroll-dot {
  width: 28px; height: 44px; border: 1.5px solid rgba(13,74,58,0.2); border-radius: 14px;
  display: flex; align-items: flex-start; justify-content: center; padding-top: 7px;
}
.scroll-dot::after { content: ''; width: 5px; height: 8px; background: var(--emerald); border-radius: 3px; animation: scrollDot 2s infinite; }
@keyframes scrollDot { 0%,100%{transform:translateY(0);opacity:1} 60%{transform:translateY(14px);opacity:0} }
@keyframes fadeUp { to { opacity: 1; transform: none; } }

/* ── STATS ── */
#stats { background: var(--emerald); padding: 56px 5%; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; max-width: 900px; margin: 0 auto; text-align: center; }
.stat-item .num { font-family: 'Cormorant Garamond', serif; font-size: 3rem; font-weight: 600; color: #fff; line-height: 1; margin-bottom: 6px; }
.stat-item .num span { color: var(--gold-light); }
.stat-item .label { font-size: 0.82rem; color: rgba(255,255,255,0.55); letter-spacing: 0.05em; }

/* ── ABOUT LAYOUT ── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-visual {
  position: relative; border-radius: 24px; overflow: visible;
  aspect-ratio: 4/5;
  background: linear-gradient(145deg, var(--emerald) 0%, var(--emerald-light) 60%, rgba(34,201,138,0.3) 100%);
  box-shadow: 0 24px 80px rgba(13,74,58,0.25);
  border-radius: 24px; overflow: hidden;
}
.about-visual-inner { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 20px; }
.about-geo { width: 200px; height: 200px; opacity: 0.25; }
.about-float-card {
  position: absolute; bottom: -20px; right: -20px;
  background: rgba(255,255,255,0.96); backdrop-filter: blur(12px);
  border-radius: 18px; padding: 20px 24px;
  box-shadow: 0 12px 48px rgba(13,74,58,0.2); border: 1px solid rgba(201,168,76,0.2);
  min-width: 200px;
}
[data-theme="dark"] .about-float-card { background: rgba(18,42,34,0.96); }
.about-float-card2 {
  position: absolute; top: 24px; left: -24px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border-radius: 14px; padding: 14px 20px;
  box-shadow: 0 8px 32px rgba(201,168,76,0.35);
  color: #fff; font-size: 0.85rem; font-weight: 500; white-space: nowrap;
}

/* ── COURSES GRID ── */
.courses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 24px; max-width: 1200px; margin: 0 auto; }
.course-card {
  background: var(--surface, #fff);
  border-radius: 22px; overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  cursor: pointer; position: relative;
  transform-style: preserve-3d;
  will-change: transform;
}
.glow-effect { position: relative; }
.glow-effect::before {
  content: ""; position: absolute; inset: 0;
  border-radius: inherit; padding: 1.5px;
  background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(201,168,76, 0.8), transparent 30%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.4s ease; pointer-events: none; z-index: 10;
}
.glow-effect:hover::before { opacity: 1; }
.glow-effect::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(201,168,76, 0.08), transparent 40%);
  opacity: 0; transition: opacity 0.4s ease; pointer-events: none; z-index: 1;
}
.glow-effect:hover::after { opacity: 1; }
.card-shine { position: absolute; inset: 0; z-index: 10; pointer-events: none; border-radius: 22px; }
.course-thumb { height: 160px; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.course-thumb-emoji { font-size: 3rem; position: relative; z-index: 2; }
.course-thumb-pattern { position: absolute; inset: 0; opacity: 0.15; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cg fill='none' stroke='white' stroke-width='0.6'%3E%3Cpolygon points='30,3 57,18 57,48 30,57 3,48 3,18'/%3E%3Ccircle cx='30' cy='30' r='8'/%3E%3C/g%3E%3C/svg%3E"); background-size: 60px 60px; }
.course-body { padding: 24px 26px 26px; }
.course-tag { font-size: 0.68rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 3px 10px; border-radius: 20px; margin-bottom: 10px; display: inline-block; }
.course-card h3 { font-family: 'Cormorant Garamond', serif; font-size: 1.35rem; font-weight: 600; color: var(--emerald); margin-bottom: 8px; line-height: 1.25; }
[data-theme="dark"] .course-card h3 { color: var(--gold-light); }
.course-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 18px; }
.course-meta { display: flex; align-items: center; gap: 16px; font-size: 0.78rem; color: var(--text-muted); }

.c1 .course-thumb{background:linear-gradient(135deg,#0d4a3a,#1e7d5a)} .c1 .course-tag{background:rgba(13,74,58,0.1);color:var(--emerald)}
.c2 .course-thumb{background:linear-gradient(135deg,#4a3a0d,#8a6a1e)} .c2 .course-tag{background:rgba(201,168,76,0.15);color:#8a6a1e}
.c3 .course-thumb{background:linear-gradient(135deg,#1a2d5a,#2d4a8a)} .c3 .course-tag{background:rgba(45,74,138,0.1);color:#2d4a8a}
.c4 .course-thumb{background:linear-gradient(135deg,#3a1a4a,#6a3a8a)} .c4 .course-tag{background:rgba(106,58,138,0.1);color:#6a3a8a}
.c5 .course-thumb{background:linear-gradient(135deg,#0d3a4a,#1e6878)} .c5 .course-tag{background:rgba(30,104,120,0.1);color:#1e6878}

/* ── TELEGRAM BLOCK ── */
.tg-block {
  max-width: 860px; margin: 0 auto;
  background: linear-gradient(135deg, var(--emerald) 0%, #0a2d22 100%);
  border-radius: 32px; padding: 72px 60px; text-align: center;
  position: relative; overflow: hidden;
  box-shadow: 0 32px 80px rgba(13,74,58,0.3);
}
.tg-block::before { content:''; position:absolute; inset:0; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='rgba(255,255,255,0.04)' stroke-width='0.8'%3E%3Cpolygon points='60,5 95,30 95,90 60,115 25,90 25,30'/%3E%3Ccircle cx='60' cy='60' r='15'/%3E%3C/g%3E%3C/svg%3E"); background-size:120px 120px; }
.tg-glow { position:absolute; top:-80px; right:-80px; width:320px; height:320px; background:radial-gradient(ellipse,rgba(201,168,76,0.15),transparent 70%); pointer-events:none; }
.tg-avatar { width:36px; height:36px; border-radius:50%; background:linear-gradient(135deg,var(--emerald-mid),var(--emerald-glow)); border:2.5px solid rgba(255,255,255,0.2); margin-left:-8px; font-size:0.8rem; display:flex; align-items:center; justify-content:center; color:#fff; font-weight:500; }

/* ── RESPONSIVE ── */
@media(max-width:900px){ .about-grid{ grid-template-columns:1fr; gap:40px; } .about-visual{ aspect-ratio:16/9; } .stats-grid{ grid-template-columns:repeat(2,1fr); } }
@media(max-width:640px){ .tg-block{ padding:48px 28px; } .hero-title{ font-size:2.6rem; } }