/* ============================================
   TEMA DEĞİŞKENLERİ - Lacivert & Almanya Teması
   ============================================ */
:root {
    --navy-950: #050c1f;
    --navy-900: #0a1834;
    --navy-800: #0f2247;
    --navy-700: #163363;
    --navy-600: #1e4785;
    --navy-500: #2c5aa3;
    --gold: #c9a227;
    --gold-light: #e3c765;
    --flag-red: #b3122b;
}

body.app-body {
    background-color: #eef1f6;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, .navbar-brand {
    font-family: 'Poppins', 'Inter', sans-serif;
}

/* Almanya bayrağı renklerinde ince süs çizgisi */
.flag-stripe {
    height: 4px;
    width: 100%;
    background: linear-gradient(90deg,
        #1a1a1a 0%, #1a1a1a 33.33%,
        var(--flag-red) 33.33%, var(--flag-red) 66.66%,
        var(--gold) 66.66%, var(--gold) 100%);
}

/* ============================================
   NAVBAR - Lacivert & animasyonlu
   ============================================ */
.navbar.bg-navy {
    background: linear-gradient(120deg, var(--navy-900) 0%, var(--navy-700) 100%) !important;
    box-shadow: 0 2px 12px rgba(5, 12, 31, 0.35);
    transition: box-shadow 0.3s ease, padding 0.3s ease;
}

.navbar.bg-navy.navbar-scrolled {
    box-shadow: 0 4px 20px rgba(5, 12, 31, 0.5);
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
}

.navbar .navbar-brand {
    letter-spacing: 0.3px;
    transition: transform 0.25s ease;
}
.navbar .navbar-brand:hover {
    transform: translateY(-1px);
    color: var(--gold-light) !important;
}

.navbar-nav .nav-link {
    position: relative;
    transition: color 0.2s ease;
}
.navbar-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.25s ease, left 0.25s ease;
}
.navbar-nav .nav-link:hover::after {
    width: 70%;
    left: 15%;
}
.navbar-nav .nav-link:hover {
    color: var(--gold-light) !important;
}

.btn-gold {
    background: linear-gradient(120deg, var(--gold-light), var(--gold));
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-gold:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(201, 162, 39, 0.45);
    color: var(--navy-900);
}
.text-navy { color: var(--navy-900) !important; }

/* ============================================
   FOOTER
   ============================================ */
footer.bg-navy {
    background: linear-gradient(120deg, var(--navy-900) 0%, var(--navy-800) 100%) !important;
}

/* ============================================
   ANA BUTON & VURGU RENKLERİ (lacivert marka rengi)
   ============================================ */
.btn-primary {
    background-color: var(--navy-700) !important;
    border-color: var(--navy-700) !important;
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--navy-900) !important;
    border-color: var(--navy-900) !important;
    box-shadow: 0 4px 14px rgba(15, 34, 71, 0.35);
}
.btn-outline-primary {
    color: var(--navy-700) !important;
    border-color: var(--navy-700) !important;
}
.btn-outline-primary:hover {
    background-color: var(--navy-700) !important;
    border-color: var(--navy-700) !important;
    color: #fff !important;
}
.badge.bg-primary { background-color: var(--navy-700) !important; }

/* ============================================
   HERO ALANI (Anasayfa) - Almanya temalı süs
   ============================================ */
.hero-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #ffffff 0%, #f4f6fb 100%) !important;
    border: 1px solid rgba(15, 34, 71, 0.06);
}
.hero-section::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -60px;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(22, 51, 99, 0.08) 0%, rgba(22, 51, 99, 0) 70%);
    border-radius: 50%;
}
.hero-section::after {
    content: "";
    position: absolute;
    bottom: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.12) 0%, rgba(201, 162, 39, 0) 70%);
    border-radius: 50%;
}
.hero-skyline {
    position: relative;
    z-index: 1;
    max-width: 340px;
    margin: 0 auto 1rem;
    opacity: 0.85;
    animation: floatSlow 6s ease-in-out infinite;
}
.hero-emoji {
    display: inline-block;
    animation: floatSlow 4s ease-in-out infinite;
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* ============================================
   GENEL SAYFA & KART GİRİŞ ANİMASYONLARI
   ============================================ */
.fade-page-in {
    animation: fadeInUp 0.5s ease both;
}

.reveal-init {
    opacity: 0;
    transform: translateY(22px);
}
.reveal-init.in-view {
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Kartlara hover'da hafif kalkma efekti */
.card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(15, 34, 71, 0.12) !important;
}

.card .badge {
    transition: transform 0.2s ease;
}
.card:hover .badge {
    transform: scale(1.05);
}

/* Bölüm kart ikonları için küçük dairesel arkaplan */
.bolum-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy-700), var(--navy-500));
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
}

/* Sürüklenebilir Liste Tasarımları */
.sortable-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.sortable-item {
    background-color: #fff;
    border: 1px solid #dee2e6;
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 6px;
    cursor: grab;
    font-size: 16px;
    color: #333;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    gap: 15px; /* Çizgilerle metin arası boşluk */
}

/* Sürükleme anındaki efekt */
.sortable-item.dragging {
    opacity: 0.7;
    background-color: #f8f9fa;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    cursor: grabbing;
}

.sortable-item:hover {
    background-color: #f8f9fa;
}

/* ============================================
   BÖLÜM 2 - Begriffe Zuordnen (Eşleştirme)
   ============================================ */
.match-item {
    background-color: #fff;
    border: 1px solid #dee2e6;
    padding: 12px 16px;
    margin-bottom: 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    color: #333;
    transition: all 0.2s ease;
    position: relative;
}

.match-item:hover {
    background-color: #f8f9fa;
    border-color: #adb5bd;
}

.match-item.selected {
    background-color: #dce6f5;
    border-color: var(--navy-700);
    box-shadow: 0 0 0 2px rgba(22, 51, 99, 0.25);
}

.match-item.matched {
    background-color: #d1e7dd;
    border-color: #198754;
    cursor: default;
    opacity: 0.85;
}

.match-item.matched::before {
    content: attr(data-eslesme-no);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background-color: #198754;
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    font-weight: bold;
    margin-right: 10px;
}

/* ============================================
   BÖLÜM 3 & 4 - Okuma metni ve soru kutuları
   ============================================ */
.reading-text {
    background-color: #fff;
}

.rf-soru:last-child,
.mc-soru:last-child {
    border-bottom: none !important;
}