/* ============================================
   SEBS GLOBAL - PREMIUM LESSON STYLES
   Tüm modüllerde kullanılan callout, kart, tablo stilleri
   Tema bağımsız (light/dark uyumlu)
   ============================================ */

/* Premium tablolar */
.info-table-compact {
    margin: 2rem 0;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.04);
    width: 100%;
    border-collapse: collapse;
}
.info-table-compact th {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    font-weight: 600;
    padding: 1rem 1.25rem;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-align: left;
}
.info-table-compact td {
    padding: 0.9rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    color: var(--text-secondary, #64748b);
    transition: background 0.2s;
}
.info-table-compact tbody tr:nth-child(even) { background: rgba(255,255,255,0.02); }
.info-table-compact tbody tr:hover { background: rgba(59, 130, 246, 0.08); }
.info-table-compact tbody tr:last-child td { border-bottom: none; }

/* Concept kartlar */
.concept-card {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.08), rgba(15, 23, 42, 0.9));
    border-radius: 16px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 4px 24px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
}
.concept-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
    border-color: rgba(59, 130, 246, 0.35);
}
.concept-card .concept-card-icon { font-size: 1.25rem; color: var(--accent, #d4a853); margin-bottom: 0.5rem; }
.concept-card.advantage-card {
    background: linear-gradient(145deg, rgba(34, 197, 94, 0.08), rgba(15, 23, 42, 0.9));
    border-color: rgba(34, 197, 94, 0.25);
}
.concept-card.advantage-card .concept-card-icon { color: #22c55e; }
.concept-card.disadvantage-card {
    background: linear-gradient(145deg, rgba(239, 68, 68, 0.06), rgba(15, 23, 42, 0.9));
    border-color: rgba(239, 68, 68, 0.2);
}
.concept-card.disadvantage-card .concept-card-icon { color: #ef4444; }
.visual-card {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: linear-gradient(145deg, rgba(212, 168, 83, 0.06), rgba(15, 23, 42, 0.95));
    border-radius: 16px;
    border-left: 4px solid var(--accent, #d4a853);
    box-shadow: 0 4px 24px rgba(0,0,0,0.15);
    transition: all 0.25s ease;
}
.visual-card:hover {
    border-left-width: 6px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

/* Premium callout kutuları */
.callout-box {
    margin: 1.25rem 0;
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    border-left: 4px solid;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.callout-box:hover {
    transform: translateX(4px);
    box-shadow: 0 6px 24px rgba(0,0,0,0.2);
}
.callout-box .callout-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.15rem;
}
.callout-box .callout-body h5 { margin-bottom: 0.4rem; font-size: 0.95rem; }
.callout-box .callout-body p, .callout-box .callout-body ul { margin: 0; font-size: 0.95rem; line-height: 1.6; }
.callout-box.tip {
    background: linear-gradient(135deg, rgba(212,168,83,0.12), rgba(212,168,83,0.05));
    border-color: var(--accent, #d4a853);
}
.callout-box.tip .callout-icon { color: var(--accent, #d4a853); }
.callout-box.info {
    background: linear-gradient(135deg, rgba(59,130,246,0.12), rgba(59,130,246,0.05));
    border-color: var(--info-color, #3b82f6);
}
.callout-box.info .callout-icon { color: var(--info-color, #3b82f6); }
.callout-box.warning {
    background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(245,158,11,0.05));
    border-color: var(--warning-color, #facc15);
}
.callout-box.warning .callout-icon { color: var(--warning-color, #facc15); }
.callout-box.success {
    background: linear-gradient(135deg, rgba(34,197,94,0.12), rgba(34,197,94,0.05));
    border-color: var(--success-color, #22c55e);
}
.callout-box.success .callout-icon { color: var(--success-color, #22c55e); }

/* Key-point kartları */
.key-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.key-point-card {
    padding: 1rem 1.25rem;
    background: linear-gradient(145deg, rgba(30,64,175,0.1), rgba(15,23,42,0.9));
    border-radius: 12px;
    border: 1px solid rgba(59,130,246,0.2);
    text-align: center;
    transition: all 0.3s ease;
}
.key-point-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.25);
    border-color: rgba(59,130,246,0.4);
}
.key-point-card i {
    font-size: 1.5rem;
    color: var(--accent-2, #60a5fa);
    margin-bottom: 0.5rem;
    display: block;
}
.key-point-card strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
    color: var(--text-primary, #1e293b);
}
.key-point-card span {
    font-size: 0.85rem;
    color: var(--text-light, #94a3b8);
    line-height: 1.4;
}

/* Topoloji diyagramları - premium görseller */
.topology-diagram {
    margin: 1.5rem 0;
    border-radius: 16px;
    overflow: hidden;
    background: transparent;
    border: 1px solid rgba(59,130,246,0.2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.topology-diagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
    border-color: rgba(212,168,83,0.3);
}
.topology-diagram .topology-svg {
    width: 100%;
    max-width: 400px;
    height: auto;
    display: block;
    margin: 0 auto;
}
.topology-diagram .topology-svg svg {
    width: 100%;
    height: auto;
}

/* Sayfa sayfa görünüm: aynı anda tek subsection görünür */
.content-section .lesson-subsection {
    display: none;
}
.content-section .lesson-subsection.current-page {
    display: block;
}

/* Terimler/Sorular blokları (tema uyumlu) */
.terimler-block {
    margin: 2.5rem 0;
    padding: 1.5rem 1.75rem;
    background: rgba(30, 64, 175, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 14px;
}
.sorular-block {
    margin: 2.5rem 0;
    padding: 1.5rem 1.75rem;
    background: rgba(34, 197, 94, 0.06);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 14px;
}

/* ScenarioBlock - Troubleshooting mini senaryosu */
.scenario-block {
    margin: 2rem 0;
    padding: 1.5rem 1.75rem;
    background: linear-gradient(145deg, rgba(212, 168, 83, 0.08), rgba(15, 23, 42, 0.95));
    border: 1px solid rgba(212, 168, 83, 0.25);
    border-left: 4px solid var(--accent, #d4a853);
    border-radius: 14px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.15);
}
.scenario-block .scenario-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent, #d4a853);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.scenario-block .scenario-body p { margin: 0 0 0.75rem; line-height: 1.6; }
.scenario-block .scenario-body p:last-child { margin-bottom: 0; }

/* Module/Lesson image placeholders - responsive, lazy-loaded */
.module-hero-image,
.lesson-hero-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    object-fit: cover;
    margin-bottom: 1rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.lesson-hero-image { max-height: 240px; }
.module-hero-image { max-height: 180px; }

/* ========== INTERAKTİF ÖĞELER ========== */

/* Accordion - Katlanabilir bölümler */
.accordion-block {
    margin: 1.5rem 0;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(59, 130, 246, 0.2);
    background: rgba(30, 64, 175, 0.06);
}
.accordion-trigger {
    width: 100%;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.12), rgba(30, 64, 175, 0.05));
    border: none;
    color: inherit;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: background 0.2s, transform 0.2s;
}
.accordion-trigger:hover {
    background: rgba(59, 130, 246, 0.15);
}
.accordion-trigger:active { transform: scale(0.99); }
.accordion-trigger i.fa-chevron-down {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.accordion-block.expanded .accordion-trigger i.fa-chevron-down {
    transform: rotate(180deg);
}
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}
.accordion-block.expanded .accordion-content {
    max-height: 2000px;
}
.accordion-content-inner {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(59, 130, 246, 0.15);
}

/* Flip kartlar - Terimler (ön: terim, arka: açıklama) */
.flip-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.flip-card {
    aspect-ratio: 1.2;
    perspective: 1000px;
    cursor: pointer;
}
.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    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%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    text-align: center;
}
.flip-card-front {
    background: linear-gradient(145deg, rgba(30, 64, 175, 0.2), rgba(15, 23, 42, 0.9));
    border: 1px solid rgba(59, 130, 246, 0.3);
}
.flip-card-front strong {
    font-size: 1rem;
    color: var(--text-primary, #f1f5f9);
}
.flip-card-back {
    background: linear-gradient(145deg, rgba(212, 168, 83, 0.15), rgba(15, 23, 42, 0.95));
    border: 1px solid rgba(212, 168, 83, 0.3);
    transform: rotateY(180deg);
}
.flip-card-back span {
    font-size: 0.9rem;
    color: var(--text-secondary, #cbd5e0);
    line-height: 1.4;
}
.flip-card:hover .flip-card-front {
    border-color: rgba(59, 130, 246, 0.5);
}

/* Reveal kart - Tıkla cevabı göster */
.reveal-card {
    margin: 1rem 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(34, 197, 94, 0.25);
    background: rgba(34, 197, 94, 0.06);
}
.reveal-question {
    padding: 1rem 1.25rem;
    font-weight: 500;
}
.reveal-trigger {
    width: 100%;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(34, 197, 94, 0.12);
    border: none;
    color: var(--accent, #d4a853);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.reveal-trigger:hover {
    background: rgba(34, 197, 94, 0.2);
}
.reveal-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.reveal-card.revealed .reveal-answer {
    max-height: 500px;
}
.reveal-answer-inner {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(34, 197, 94, 0.2);
}

/* Sekmeli karşılaştırma */
.tabs-container {
    margin: 1.5rem 0;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(59, 130, 246, 0.2);
}
.tabs-nav {
    display: flex;
    flex-wrap: wrap;
    background: rgba(30, 64, 175, 0.1);
}
.tabs-nav button {
    flex: 1;
    min-width: 100px;
    padding: 0.9rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-secondary, #94a3b8);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
}
.tabs-nav button:hover {
    color: var(--text-primary);
    background: rgba(59, 130, 246, 0.1);
}
.tabs-nav button.active {
    color: var(--accent, #d4a853);
    background: rgba(59, 130, 246, 0.2);
}
.tab-panel {
    display: none;
    padding: 1.25rem;
}
.tab-panel.active {
    display: block;
}

/* Hızlı kontrol kartları - Doğru/Yanlış */
.quick-check-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.quick-check-card {
    padding: 1rem;
    border-radius: 12px;
    border: 2px solid transparent;
    background: rgba(255,255,255,0.04);
    cursor: pointer;
    text-align: center;
    transition: all 0.25s;
}
.quick-check-card:hover {
    border-color: rgba(59, 130, 246, 0.4);
    background: rgba(59, 130, 246, 0.08);
}
.quick-check-card.correct {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.12);
}
.quick-check-card.incorrect {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}