/* Urban Berlin Design - Edgy, Cool, Sophisticated */
:root {
    /* Urban Berlin Color Palette */
    --berlin-black: #0a0a0a;
    --berlin-charcoal: #1a1a1a;
    --berlin-dark: #2a2a2a;
    --berlin-silver: #a0a0a0;
    --berlin-white: #ffffff;
    
    /* Rainbow Colors (NO Orange) */
    --rainbow-purple: #8b5cf6;
    --rainbow-blue: #3b82f6;
    --rainbow-teal: #14b8a6;
    --rainbow-green: #10b981;
    --rainbow-yellow: #f59e0b;
    --rainbow-pink: #ec4899;
    
    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --container-padding: 0 24px;
    --section-padding: 120px 0;
    
    /* Border Radius */
    --border-radius: 16px;
    --border-radius-lg: 24px;
    
    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.15);
    --shadow-strong: 0 16px 60px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: var(--font-body);
    background: var(--berlin-black);
    color: var(--berlin-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--berlin-white);
    color: var(--berlin-black);
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 20px 0;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.logo {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--rainbow-teal);
    text-decoration: none;
    background: linear-gradient(135deg, var(--rainbow-blue), var(--rainbow-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-links a {
    color: var(--berlin-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    padding: 12px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-image: url('../images/hero_background.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.hero-background {
    display: none;
}

.hero-content {
    text-align: center;
    z-index: 2;
    position: relative;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--rainbow-blue), var(--rainbow-teal), var(--rainbow-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: var(--berlin-silver);
    margin-bottom: 48px;
    line-height: 1.6;
    font-weight: 300;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-blue));
    color: var(--berlin-white);
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, var(--rainbow-blue), var(--rainbow-teal));
}

/* Sections */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--berlin-silver);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    line-height: 1.7;
}

/* Spiritual Gallery */
.spiritual-gallery {
    margin-top: 40px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 600px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 1;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.gallery-overlay p {
    font-size: 14px;
    opacity: 0.9;
    margin: 0;
}

/* Premium Audience Cards */
.target-audience {
    margin-top: 80px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.audience-card.premium {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.audience-card.premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--rainbow-purple), var(--rainbow-teal), var(--rainbow-green));
}

.audience-card.premium:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08));
}

.card-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.icon-container {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    flex-shrink: 0;
}

.icon-container.healthcare {
    background: linear-gradient(135deg, #ff6b9d, #c44569);
}

.icon-container.business {
    background: linear-gradient(135deg, #4834d4, #686de0);
}

.icon-container.family {
    background: linear-gradient(135deg, #00d2d3, #54a0ff);
}

.icon-container.wellness {
    background: linear-gradient(135deg, #5f27cd, #a55eea);
}

.card-header h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    color: var(--berlin-white);
    margin: 0;
    line-height: 1.2;
}

.card-content {
    color: var(--berlin-silver);
}

.card-description {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin-bottom: 24px;
}

.benefits-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    font-size: 14px;
    line-height: 1.5;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--rainbow-teal);
    font-weight: bold;
}

.card-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 16px;
}

.expertise-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-teal));
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.professional-note {
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid rgba(20, 184, 166, 0.3);
    border-radius: var(--border-radius);
    padding: 32px;
    text-align: center;
}

.professional-note h4 {
    color: var(--rainbow-teal);
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.professional-note p {
    color: var(--berlin-silver);
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
    max-width: 800px;
    margin: 0 auto;
}

/* Collage Section */
.collage-section {
    margin-top: 80px;
}

.collage-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.collage-content h3 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--berlin-white);
    margin-bottom: 24px;
    line-height: 1.2;
}

.collage-content p {
    color: var(--berlin-silver);
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.support-box {
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid rgba(20, 184, 166, 0.3);
    border-radius: var(--border-radius);
    padding: 32px;
    margin-top: 40px;
}

.support-box h4 {
    color: var(--rainbow-teal);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.support-box p {
    color: var(--berlin-silver);
    margin-bottom: 0;
}

.collage-image {
    width: 100%;
    height: 500px;
    background-image: url('../images/flame_background.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.collage-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.05) 50%, transparent 70%);
    animation: shimmer 4s ease-in-out infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 80px;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 40px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--rainbow-purple), var(--rainbow-teal), var(--rainbow-green));
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.card-icon-container {
    margin-bottom: 24px;
}

.card-icon-bg {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-blue));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0;
}

.card-icon {
    font-size: 32px;
    display: block;
}

.card-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    color: var(--berlin-white);
    margin-bottom: 16px;
}

.card-description {
    color: var(--berlin-silver);
    line-height: 1.6;
    font-size: 16px;
}

/* Tabs */
.tabs-container {
    margin-top: 60px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tabs-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.05);
    padding: 8px;
    border-radius: 12px;
}

.tab-button {
    flex: 1;
    padding: 16px 24px;
    background: transparent;
    border: none;
    color: var(--berlin-silver);
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.tab-button.active {
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-blue));
    color: var(--berlin-white);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.tab-button:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    color: var(--berlin-white);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-content h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--berlin-white);
    margin-bottom: 32px;
}

.tab-content h4 {
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: 16px;
}

.tab-content ul {
    list-style: none;
    padding-left: 0;
}

.tab-content li {
    color: var(--berlin-silver);
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
}

.tab-content li::before {
    content: '•';
    color: var(--rainbow-teal);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Contact Section */
.contact-section {
    background: var(--berlin-charcoal);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: grid;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    color: var(--berlin-white);
    font-weight: 500;
    margin-bottom: 8px;
}

.form-input,
.form-textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 16px;
    color: var(--berlin-white);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--rainbow-teal);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.submit-btn {
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-blue));
    color: var(--berlin-white);
    border: none;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

/* Footer */
.footer {
    background: var(--berlin-charcoal);
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    text-align: center;
    color: var(--berlin-silver);
    font-size: 14px;
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--rainbow-purple), var(--rainbow-blue));
    color: var(--berlin-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .collage-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .tabs-nav {
        flex-direction: column;
    }
    
    .tab-content div[style*="grid"] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 0 16px;
        --section-padding: 80px 0;
    }
    
    .hero-content {
        padding: 0 16px;
    }
    
    .card {
        padding: 24px;
    }
    
    .tabs-container {
        padding: 24px;
    }
}