:root {
    --bg: #0f0f12;
    --bg-card: #1a1a1f;
    --border: #2a2a32;
    --text: #e8e8ed;
    --text-muted: #8b8b9a;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --success: #22c55e;
    --danger: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

.site-header nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.site-header nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.site-header nav a:hover {
    color: var(--accent);
}

.btn-primary {
    background: var(--accent);
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-outline {
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

/* Slider */
.slider-wrapper {
    position: relative;
    margin: 0 -20px 2rem;
    border-radius: 16px;
    overflow: hidden;
}

.slider {
    position: relative;
    aspect-ratio: 21/9;
    min-height: 280px;
}

.slider-item {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s;
}

.slider-item.active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
}

.slider-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-card);
}

.slider-placeholder {
    background: linear-gradient(135deg, var(--accent) 0%, #4f46e5 100%);
}

.slider-placeholder-2 {
    background: linear-gradient(135deg, #1e1b4b 0%, var(--accent) 100%);
}

.slider-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(15,15,18,0.9) 0%, rgba(15,15,18,0.4) 60%, transparent 100%);
}

.slider-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    z-index: 2;
}

.slider-kategori {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.slider-baslik {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    max-width: 600px;
}

.slider-fiyat,
.slider-desc {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.slider-fiyat {
    font-size: 1.25rem;
    color: var(--accent);
    font-weight: 600;
}

.slider-btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background: var(--accent);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background 0.2s;
}

.slider-btn:hover {
    background: var(--accent-hover);
    color: white;
}

.slider-nav {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
}

.slider-prev,
.slider-next {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    background: rgba(26,26,31,0.9);
    color: var(--text);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.slider-prev:hover,
.slider-next:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
    cursor: pointer;
    transition: all 0.2s;
}

.slider-dot.active {
    background: var(--accent);
    width: 24px;
}

@media (max-width: 768px) {
    .slider {
        aspect-ratio: 16/10;
        min-height: 220px;
    }
    .slider-baslik {
        font-size: 1.25rem;
    }
}

/* Hero */
.hero {
    text-align: center;
    padding: 4rem 0 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Search */
.search-box {
    display: flex;
    gap: 0.5rem;
    max-width: 600px;
    margin: 2rem auto;
}

.search-box input,
.search-box select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-card);
    color: var(--text);
    font-size: 1rem;
}

.search-box input {
    flex: 1;
}

.search-box select {
    width: 150px;
}

.search-box button {
    padding: 0.75rem 1.5rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}

.search-box button:hover {
    background: var(--accent-hover);
}

/* Categories */
.kategoriler {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3rem;
}

.kategori-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.2s;
}

.kategori-link:hover {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.1);
}

/* İlan grid */
.ilan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.ilan-kart {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.2s;
}

.ilan-kart:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.ilan-kart a {
    text-decoration: none;
    color: inherit;
}

.ilan-kart-img {
    aspect-ratio: 16/10;
    background: var(--border);
    overflow: hidden;
}

.ilan-kart-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ilan-kart-body {
    padding: 1rem;
}

.ilan-kart-baslik {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ilan-kart-fiyat {
    color: var(--accent);
    font-weight: 700;
    font-size: 1.2rem;
}

.ilan-kart-meta {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* Forms */
.form-card {
    max-width: 500px;
    margin: 2rem auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
}

.form-card h2 {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-card button[type="submit"] {
    width: 100%;
    padding: 0.875rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
}

.form-card button[type="submit"]:hover {
    background: var(--accent-hover);
}

.form-card p {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-muted);
}

.form-card p a {
    color: var(--accent);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid var(--danger);
}

/* Footer */
.site-footer {
    margin-top: 4rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
}

/* İlan detay */
.ilan-detay {
    max-width: 800px;
    margin: 2rem auto;
}

.ilan-detay-img {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.ilan-detay-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ilan-detay h1 {
    margin-bottom: 0.5rem;
}

.ilan-detay-fiyat {
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 1rem;
}

.ilan-detay-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

.empty-state h3 {
    color: var(--text);
    margin-bottom: 0.5rem;
}