:root {
    --bg-color: #f5f7fa;
    --surface-color: #ffffff;
    --primary-color: #ff2a5f;
    --primary-hover: #e02450;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --border-color: #e0e0e0;
    --glass-bg: #ffffff;
    --glass-border: #e0e0e0;
    --danger-color: #ff3333;
    --success-color: #00cc66;
}

[data-theme='dark'] {
    --bg-color: #0d0d0d;
    --surface-color: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --border-color: #333333;
    --glass-bg: #1a1a1a;
    --glass-border: #333333;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.main-header {
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo span {
    color: var(--primary-color);
}

.main-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    color: var(--text-primary);
    font-weight: 600;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 42, 95, 0.4);
    color: #fff;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: #fff;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 3rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 0;
    background: linear-gradient(180deg, rgba(26,26,26,0) 0%, var(--surface-color) 100%);
    border-radius: 20px;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

/* Forms */
.auth-form-container {
    background: var(--surface-color);
    padding: 3rem;
    border-radius: 15px;
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.fsk-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 51, 51, 0.1);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 51, 51, 0.3);
}

/* Footer */
.main-footer {
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.user-card {
    background: var(--surface-color);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: transform 0.3s;
}

.user-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.user-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.user-card-info {
    padding: 1rem;
}

.user-card-info h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.user-card-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations & Skeletons */
@keyframes skeleton-loading {
    0% { background-color: var(--bg-color); }
    50% { background-color: var(--border-color); }
    100% { background-color: var(--bg-color); }
}

.skeleton {
    animation: skeleton-loading 1.5s infinite linear;
    border-radius: 8px;
    display: block;
    width: 100%;
    height: 100%;
    min-height: 20px;
}

.skeleton-text {
    height: 15px;
    margin-bottom: 0.5rem;
    border-radius: 4px;
}

/* Micro Interactions */
button, a.btn {
    position: relative;
    overflow: hidden;
}

button:active, a.btn:active {
    transform: scale(0.95);
}

/* Glassmorphism Feature Cards */
.feature-glass-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s, border-color 0.3s;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

/* Live Metrics Banner */
.live-metrics-banner {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
    flex-wrap: wrap;
}

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

.metric-item h3 {
    font-size: 2.8rem;
    color: var(--primary-color);
    margin-bottom: 0.2rem;
    font-weight: 800;
}

/* Blurred Teaser Feed */
.blur-teaser-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
    position: relative;
    padding-bottom: 2rem;
}

.blur-teaser-grid::after {
    content: "🔒 Kostenlos anmelden, um private Profile zu sehen";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: 10;
    pointer-events: none;
    text-align: center;
    width: 90%;
    max-width: 450px;
}

.blur-card {
    background: var(--surface-color);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    filter: blur(12px) brightness(0.85);
    user-select: none;
    pointer-events: none;
}

.blur-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}