:root {
    /* Balanced Trust Palette - Orta Tonlar */
    --primary-navy: #1e3a5f;
    /* Derin lacivert - güven */
    --secondary-navy: #2d5986;
    /* Orta lacivert */
    --light-navy: #4a7ba7;
    /* Açık lacivert */

    --primary-blue: #2563eb;
    /* Canlı mavi - CTA */
    --secondary-blue: #1d4ed8;
    /* Koyu mavi */

    --accent-gold: #f59e0b;
    /* Altın - premium his */
    --accent-green: #059669;
    /* Yeşil - güven/başarı */

    --text-primary: #1e293b;
    /* Ana metin */
    --text-secondary: #475569;
    /* İkincil metin */
    --text-light: #64748b;
    /* Açık metin */

    --bg-primary: #f1f5f9;
    /* Ana arka plan - hafif gri */
    --bg-surface: #ffffff;
    /* Kartlar */
    --bg-dark: #0f172a;
    /* Koyu bölümler */
    --bg-gradient: linear-gradient(135deg, #1e3a5f 0%, #2d5986 100%);

    --border-light: #e2e8f0;
    --border-focus: #3b82f6;

    /* Shadows */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--primary-navy);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.25rem;
    letter-spacing: -0.01em;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

a {
    text-decoration: none;
    transition: 0.2s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-center {
    text-align: center;
}

.text-gold {
    color: var(--accent-gold);
}

.text-blue {
    color: var(--primary-blue);
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-navy);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav a:hover {
    color: var(--primary-navy);
}

.nav-btn {
    padding: 10px 20px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

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

.nav-btn.primary {
    background: var(--primary-blue);
    color: white;
    border: none;
}

.nav-btn.primary:hover {
    background: var(--secondary-blue);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    background: var(--bg-gradient);
    color: white;
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    color: white;
    font-size: 3.5rem;
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: all 0.2s;
    gap: 8px;
}

.btn-primary {
    background: white;
    color: var(--primary-navy);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-block {
    width: 100%;
}

/* Stats Bar */
.stats-bar {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
    padding: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.stat-item {
    text-align: center;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-light {
    background: white;
}

.section-gray {
    background: var(--bg-primary);
}

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 48px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.feature-card h3 {
    color: var(--primary-navy);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    background: var(--bg-gradient);
    border-radius: var(--radius-xl);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.trust-badge {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
}

.trust-icon {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.trust-badge h3 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.trust-badge p {
    font-size: 0.85rem;
    margin: 0;
    color: var(--text-light);
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 40px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: white;
}

.disclaimer-box {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    padding: 20px;
    border-radius: var(--radius-md);
    max-width: 800px;
    margin: 0 auto 32px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* Auth Pages */
.auth-wrapper {
    display: flex;
    min-height: 100vh;
    background: var(--bg-surface);
}

.auth-sidebar {
    flex: 1;
    background: var(--bg-gradient);
    position: relative;
    overflow: hidden;
    display: none;
    flex-direction: column;
    justify-content: space-between;
    padding: 60px;
    color: white;
}

.auth-sidebar::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.1) 0%, transparent 40%);
    z-index: 1;
}

.auth-sidebar-content {
    position: relative;
    z-index: 2;
}

.auth-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: var(--bg-primary);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--bg-surface);
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Alerts */
.alert {
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 0.95rem;
    display: flex;
    gap: 12px;
}

.alert-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.alert-warning {
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* Checkbox */
.checkbox-wrapper {
    display: flex;
    gap: 12px;
    cursor: pointer;
    align-items: flex-start;
    user-select: none;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.checkbox-wrapper input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-blue);
    margin-top: 3px;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--primary-navy);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Responsive */
@media (min-width: 992px) {
    .auth-sidebar {
        display: flex;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 80px 0 60px;
    }

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

    .hero p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .stats-bar {
        flex-direction: column;
        gap: 24px;
        padding: 24px;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .trust-badges {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .auth-card {
        padding: 24px;
        box-shadow: none;
        border: none;
        background: transparent;
    }

    .footer-links {
        flex-direction: column;
        gap: 16px;
    }
}