/* Modern Datenschutz Page CSS - Tennis Booking System */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.4rem;
    color: #2c3e50;
}

.logo-icon {
    font-size: 1.8rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #16a34a;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #16a34a, #22c55e);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    z-index: 1001;
}

.nav-mobile-toggle span {
    width: 25px;
    height: 3px;
    background: #2c3e50;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.nav-mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero-section {
    margin-top: 70px;
    min-height: 40vh;
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 50%, #1d4ed8 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="tennis" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23tennis)"/></svg>');
    animation: float 20s infinite linear;
    z-index: 1;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    padding: 60px 0;
}

.hero-icon {
    margin-bottom: 32px;
    display: flex;
    justify-content: center;
}

.icon-circle {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.5s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.hero-emoji {
    font-size: 2.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.7;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

/* Datenschutz Content Section */
.datenschutz-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.datenschutz-content {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Datenschutz Cards */
.datenschutz-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.datenschutz-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #2563eb, #1d4ed8);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.datenschutz-card:hover::before {
    transform: translateX(0);
}

.datenschutz-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Typography */
.datenschutz-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.datenschutz-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #2563eb);
    border-radius: 2px;
}

.datenschutz-card h5 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 25px 0 15px 0;
    position: relative;
    padding-bottom: 10px;
}

.datenschutz-card h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #2563eb);
    border-radius: 1px;
}

.datenschutz-card h5:first-child {
    margin-top: 0;
}

.datenschutz-card p {
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 15px;
}

.datenschutz-card p:last-child {
    margin-bottom: 0;
}

.datenschutz-card p[align="center"] {
    text-align: center;
    font-size: 1.2rem;
    margin: 20px 0;
}

.datenschutz-card p[align="center"] strong {
    color: #2c3e50;
    font-weight: 700;
}

/* Lists */
.datenschutz-card ul {
    margin: 15px 0;
    padding-left: 0;
    list-style: none;
}

.datenschutz-card li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 8px;
    color: #4b5563;
    line-height: 1.6;
}

.datenschutz-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Links */
.datenschutz-card a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

.datenschutz-card a:hover {
    color: #2563eb;
    border-bottom-color: #2563eb;
}

/* Strong Text */
.datenschutz-card strong,
.datenschutz-card b {
    color: #2c3e50;
    font-weight: 600;
}

/* Break Tags */
.datenschutz-card br {
    line-height: 2;
}

/* Footer */
.footer {
    background: #1a202c;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #f8fafc;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #22c55e;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.footer-section p {
    color: #a0aec0;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #2d3748;
    color: #a0aec0;
    font-size: 0.9rem;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-overlay.show {
    display: flex;
}

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

.spinner-ring {
    width: 60px;
    height: 60px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner-text {
    font-size: 1.1rem;
    color: #64748b;
    font-weight: 500;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        gap: 30px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
        display: flex;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: 1.2rem;
        padding: 15px 30px;
        width: 80%;
        text-align: center;
        border-radius: 10px;
        background: rgba(34, 197, 94, 0.1);
        transition: all 0.3s ease;
        border: 1px solid rgba(34, 197, 94, 0.2);
    }
    
    .nav-link:hover {
        background: rgba(34, 197, 94, 0.9);
        color: white;
        transform: translateY(-2px);
    }
    
    .nav-mobile-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .datenschutz-card {
        padding: 30px 20px;
    }

    .datenschutz-card h3 {
        font-size: 1.6rem;
    }

    .datenschutz-card h5 {
        font-size: 1.2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .datenschutz-card {
        padding: 25px 15px;
    }

    .datenschutz-card h3 {
        font-size: 1.4rem;
    }

    .datenschutz-card h5 {
        font-size: 1.1rem;
    }

    .datenschutz-card p {
        font-size: 0.95rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}