@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600&family=Amiri:wght@400;700&display=swap');

:root {
  --bg-dark: #0B1120;
  --bg-card: #131C31;
  --gold-accent: #D4AF37;
  --gold-hover: #E8C34B;
  --border-color: #1E293B;
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
}

/* 1. İSFAHAN CAMİİ ARKAPLANI (PC VE MOBİL İÇİN SABİTLENDİ) */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: url('https://images.unsplash.com/photo-1584551246679-0daf3d275d0f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center;
    background-size: cover;
    opacity: 0.04;
    z-index: -1;
    pointer-events: none;
}

h1, h2, h3, h4, .font-serif { font-family: 'Playfair Display', serif; }
.font-arabic { font-family: 'Amiri', serif; }

/* 2. KİTAPVARİ OKUMA TASARIMI (Ansiklopedi hissi) */
.book-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-main);
}
/* Paragrafın ilk harfini kitaplardaki gibi büyük yapar */
.book-text > p:first-of-type::first-letter {
    font-size: 3.5rem;
    font-weight: bold;
    float: left;
    margin-top: 0.2rem;
    margin-right: 0.5rem;
    color: var(--gold-accent);
    line-height: 0.8;
}

.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  transition: all 0.3s ease;
}
.glass-card:hover { border-color: var(--gold-accent); }

.text-gold { color: var(--gold-accent); }
.bg-gold { background-color: var(--gold-accent); color: #0B1120; }
.bg-gold:hover { background-color: var(--gold-hover); }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }

/* 3. GÜNDÜZ MODU (LIGHT MODE) */
body.light-mode {
  --bg-dark: #F8FAFC;
  --bg-card: #FFFFFF;
  --border-color: #E2E8F0;
  --text-main: #0F172A;
  --text-muted: #475569;
}
body.light-mode::before { opacity: 0.08; filter: invert(1); } /* Gündüz modunda arkaplanı ayarlar */
body.light-mode input, body.light-mode textarea, body.light-mode select { background-color: #F1F5F9 !important; color: #0F172A !important; border-color: #CBD5E1 !important; }