/* ========================================
   LEWIUS FOOTER STYLES
   ======================================== */

/* === CSS Variables (ergänzend zur Hauptseite) === */
:root {
    /* Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #1a1a1a;
    --color-bg-footer: #050505;
    --color-text-primary: #ffffff;
    --color-text-secondary: #d4d4d4;
    --color-text-tertiary: #a3a3a3;
    --color-accent-gold: #d4af37;
    --color-accent-warm: #ffd700;
    --glow-primary: rgba(212, 175, 55, 0.4);
    --glow-secondary: rgba(255, 215, 0, 0.3);
    
    /* Typography */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Spacing */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    
    /* Transitions */
    --transition-base: 0.3s ease;
}

/* === Footer Container === */
.footer {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-footer) 100%);
    color: var(--color-text-secondary);
    position: relative;
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.footer-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 300px;
    background: radial-gradient(ellipse, var(--glow-primary) 0%, transparent 60%);
    opacity: 0.08;
    pointer-events: none;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ========================================
   FOOTER TOP - Newsletter & Brand
   ======================================== */
.footer-top {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top .footer-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: center;
}

/* === Footer Brand === */
.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin-bottom: 1rem;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    color: var(--color-accent-gold);
    filter: drop-shadow(0 0 15px var(--glow-primary));
    animation: rotateGlow 30s linear infinite;
}

@keyframes rotateGlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.footer-logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1.125rem;
    color: var(--color-text-tertiary);
    font-weight: 300;
    font-style: italic;
    margin: 0;
}

/* === Newsletter Section === */
.footer-newsletter {
    max-width: 500px;
    margin-left: auto;
}

.newsletter-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.newsletter-text {
    font-size: 0.95rem;
    color: var(--color-text-tertiary);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-input {
    flex: 1;
    padding: 0.875rem 1.25rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    color: var(--color-text-primary);
    transition: all var(--transition-base);
}

.newsletter-input::placeholder {
    color: var(--color-text-tertiary);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-accent-gold);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.newsletter-button {
    padding: 0.875rem 1.25rem;
    background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-warm));
    border: none;
    border-radius: 2px;
    color: var(--color-bg-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.newsletter-button:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 20px var(--glow-primary);
}

.newsletter-button:active {
    transform: translateX(2px);
}

/* ========================================
   FOOTER MAIN - Link Columns
   ======================================== */
.footer-main {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.footer-column {
    min-width: 0;
}

.column-title {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-accent-gold);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.column-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 1px;
    background: var(--color-accent-gold);
}

.column-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.column-links li {
    margin-bottom: 0.75rem;
}

.footer-link {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 300;
    text-decoration: none;
    color: var(--color-text-tertiary);
    transition: all var(--transition-base);
    display: inline-block;
    position: relative;
}

.footer-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent-gold);
    transition: width var(--transition-base);
}

.footer-link:hover,
.footer-link:focus {
    color: var(--color-text-primary);
    transform: translateX(4px);
}

.footer-link:hover::before,
.footer-link:focus::before {
    width: 100%;
}

/* ========================================
   FOOTER BOTTOM - Copyright & Social
   ======================================== */
.footer-bottom {
    padding: 2rem 0;
}

.footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

/* === Social Links === */
.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-base);
    text-decoration: none;
}

.social-link:hover,
.social-link:focus {
    color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
    transform: translateY(-4px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

/* === Copyright === */
.footer-copyright {
    flex: 1;
    text-align: center;
}

.footer-copyright p {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    margin: 0;
}

/* === Badges === */
.footer-badges {
    display: flex;
    gap: 1rem;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-tertiary);
    transition: all var(--transition-base);
}

.badge svg {
    width: 16px;
    height: 16px;
}

.eco-badge {
    color: #88cc88;
    border-color: rgba(136, 204, 136, 0.2);
}

.eco-badge:hover {
    background: rgba(136, 204, 136, 0.05);
    border-color: rgba(136, 204, 136, 0.4);
}

.quality-badge {
    color: var(--color-accent-gold);
    border-color: rgba(212, 175, 55, 0.2);
}

.quality-badge:hover {
    background: rgba(212, 175, 55, 0.05);
    border-color: var(--color-accent-gold);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .footer-columns {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg) var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .footer-top .footer-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-newsletter {
        margin-left: 0;
        max-width: 100%;
    }
    
    .footer-columns {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-social {
        order: 1;
    }
    
    .footer-copyright {
        order: 2;
    }
    
    .footer-badges {
        order: 3;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .footer-container {
        padding: 0 1.5rem;
    }
    
    .footer-top,
    .footer-main {
        padding: var(--spacing-md) 0;
    }
    
    .footer-logo-text {
        font-size: 1.5rem;
    }
    
    .newsletter-title {
        font-size: 1.5rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-button {
        width: 100%;
        justify-content: center;
    }
    
    .newsletter-button:hover {
        transform: translateY(-2px);
    }
    
    .footer-badges {
        flex-direction: column;
        width: 100%;
    }
    
    .badge {
        justify-content: center;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--color-accent-gold);
    outline-offset: 4px;
}

/* Improve link visibility for screen readers */
.footer-link:focus {
    outline: 2px solid var(--color-accent-gold);
    outline-offset: 2px;
}