/* ── Bilgi Merkezi Sayfa Stilleri ───────────────────────────────────────── */

/* ── Hero / Başlık Bölümü ──────────────────────────────────────────────── */
.bilgi-hero {
	padding: var(--space-20) 0 var(--space-12);
	position: relative;
	overflow: hidden;
	background: radial-gradient(circle at top right, rgba(124, 58, 237, 0.05), transparent 40%),
	            radial-gradient(circle at bottom left, rgba(34, 211, 238, 0.03), transparent 30%);
}

.bilgi-hero__container {
	max-width: 1000px;
	margin: 0 auto;
	text-align: center;
}

.bilgi-hero__back {
	margin-bottom: var(--space-8);
	display: flex;
	justify-content: center;
}

.bilgi-hero__back-link {
	display: inline-flex;
	align-items: center;
	gap: var(--space-2);
	font-family: var(--font-mono);
	font-size: var(--text-xs);
	color: var(--color-text-tertiary);
	text-decoration: none;
	transition: color var(--duration-fast) var(--ease-out);
}

.bilgi-hero__back-link:hover,
.bilgi-hero__back-link:focus-visible {
	color: var(--color-accent-cyan);
}

.bilgi-hero__back-icon {
	transition: transform var(--duration-fast) var(--ease-out);
}

.bilgi-hero__back-link:hover .bilgi-hero__back-icon {
	transform: translateX(-4px);
}

.bilgi-hero__label {
	display: inline-flex;
	padding: var(--space-1) var(--space-4);
	border-radius: var(--radius-full);
	background: rgba(124, 58, 237, 0.08);
	border: 1px solid rgba(124, 58, 237, 0.15);
	font-family: var(--font-mono);
	font-size: var(--text-xs);
	font-weight: var(--font-medium);
	color: var(--color-accent-cyan);
	text-transform: uppercase;
	letter-spacing: 0.1em;
	margin-bottom: var(--space-6);
}

[data-theme="light"] .bilgi-hero__label {
	background: rgba(124, 58, 237, 0.04);
	border-color: rgba(124, 58, 237, 0.1);
}

.bilgi-hero__title {
	font-family: var(--font-display);
	font-size: clamp(2rem, 5vw, 3.5rem);
	font-weight: var(--font-extrabold);
	color: var(--color-text-primary);
	line-height: var(--leading-tight);
	letter-spacing: -0.02em;
	margin-bottom: var(--space-4);
	background: linear-gradient(135deg, #fff 40%, rgba(255, 255, 255, 0.6) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

[data-theme="light"] .bilgi-hero__title {
	background: linear-gradient(135deg, var(--color-text-primary) 50%, rgba(0, 0, 0, 0.7) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

.bilgi-hero__description {
	max-width: 640px;
	margin: 0 auto;
	font-size: var(--text-lg);
	color: var(--color-text-secondary);
	line-height: var(--leading-relaxed);
}

/* ── Kategori Kutuları (Tabs) ───────────────────────────────────────────── */
.bilgi-categories {
	padding: var(--space-8) 0;
	position: relative;
	z-index: 10;
}

.bilgi-tabs {
	display: grid;
	grid-template-columns: 1fr;
	gap: 24px;
	max-width: 1000px;
	margin: 0 auto;
}

@media (min-width: 768px) {
	.bilgi-tabs {
		grid-template-columns: 1fr 1fr;
	}
}

.bilgi-tab-box {
	display: flex;
	flex-direction: column;
	text-align: left;
	height: 240px;
	padding: var(--space-8);
	background: rgba(13, 9, 36, 0.5);
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
	border: 1px solid rgba(255, 255, 255, 0.05);
	border-radius: var(--radius-2xl);
	cursor: pointer;
	position: relative;
	transition: transform var(--duration-normal) var(--ease-out),
	            border-color var(--duration-normal) var(--ease-out),
	            box-shadow var(--duration-normal) var(--ease-out);
	box-sizing: border-box;
}

/* Koyu Cam Yüzey Efekti */
.bilgi-tab-box::after {
	content: '';
	position: absolute;
	inset: 0;
	border-radius: var(--radius-2xl);
	background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0) 100%);
	pointer-events: none;
	z-index: -1;
}

[data-theme="light"] .bilgi-tab-box {
	background: rgba(255, 255, 255, 0.7);
	border-color: rgba(0, 0, 0, 0.05);
}

/* Hover ve Focus-visible */
.bilgi-tab-box:hover,
.bilgi-tab-box:focus {
	transform: translateY(-4px);
	border-color: rgba(124, 58, 237, 0.3);
	box-shadow: 0 10px 30px rgba(124, 58, 237, 0.06);
	outline: none;
}

.bilgi-tab-box:focus-visible {
	outline: 2px solid var(--color-accent-cyan);
	outline-offset: 4px;
}

/* Aktif (Seçili) Durum */
.bilgi-tab-box[aria-selected="true"] {
	border-color: var(--color-accent-cyan);
	background: rgba(13, 9, 36, 0.85);
	box-shadow: 0 0 25px rgba(34, 211, 238, 0.06), inset 0 0 15px rgba(34, 211, 238, 0.03);
}

[data-theme="light"] .bilgi-tab-box[aria-selected="true"] {
	background: rgba(255, 255, 255, 0.95);
	box-shadow: 0 10px 30px rgba(34, 211, 238, 0.08);
}

.bilgi-tab-box__tag {
	font-family: var(--font-mono);
	font-size: var(--text-xs);
	font-weight: var(--font-semibold);
	color: var(--color-text-tertiary);
	letter-spacing: 0.05em;
	margin-bottom: var(--space-4);
	display: block;
}

.bilgi-tab-box[aria-selected="true"] .bilgi-tab-box__tag {
	color: var(--color-accent-cyan);
}

.bilgi-tab-box__title {
	font-family: var(--font-display);
	font-size: var(--text-xl);
	font-weight: var(--font-bold);
	color: var(--color-text-primary);
	margin: 0 0 var(--space-3) 0;
	display: flex;
	align-items: center;
	gap: var(--space-2);
}

.bilgi-tab-box__icon {
	color: var(--color-text-tertiary);
	transition: color var(--duration-fast) var(--ease-out);
	flex-shrink: 0;
}

.bilgi-tab-box[aria-selected="true"] .bilgi-tab-box__icon {
	color: var(--color-accent-cyan);
}

.bilgi-tab-box__desc {
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
	line-height: var(--leading-normal);
	margin: 0;
}

/* ── Yazı Listesi (Articles Grid) ───────────────────────────────────────── */
.bilgi-articles {
	padding: var(--space-12) 0 var(--space-20);
}

.bilgi-articles__heading {
	font-family: var(--font-display);
	font-size: var(--text-2xl);
	font-weight: var(--font-bold);
	color: var(--color-text-primary);
	margin-bottom: var(--space-8);
	position: relative;
	display: inline-block;
}

.bilgi-articles__heading::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: -4px;
	width: 40px;
	height: 2px;
	background: var(--gradient-accent);
}

.bilgi-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 24px;
}

@media (min-width: 640px) {
	.bilgi-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.bilgi-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

.bilgi-empty {
	text-align: center;
	padding: var(--space-16) var(--space-8);
	background: rgba(13, 9, 36, 0.3);
	border: 1px dashed var(--color-border);
	border-radius: var(--radius-xl);
}

.bilgi-empty p {
	color: var(--color-text-secondary);
	font-size: var(--text-base);
	margin: 0;
}

/* ── Tab Paneli Yönetimi ──────────────────────────────────────────────── */
.bilgi-tab-panel {
	outline: none;
}

.bilgi-tab-panel:focus-visible {
	outline: 2px solid var(--color-accent-cyan);
	outline-offset: 8px;
}

/* JavaScript aktifken saklama kuralı */
html.js-enabled .bilgi-tab-panel[hidden] {
	display: none !important;
}

/* ── Hareket Azaltma Desteği (Reduced Motion) ────────────────────────── */
@media (prefers-reduced-motion: reduce) {
	.bilgi-tab-box,
	.bilgi-hero__back-link,
	.bilgi-hero__back-icon,
	.bilgi-tab-box__icon {
		transition: none !important;
		transform: none !important;
	}
	.bilgi-tab-box:hover {
		transform: none !important;
	}
}