/**
 * Footer Styles - Premium Edition
 * Modern, professional footer with wave design
 * Adalya Point E-cigarette Webshop
 */

/* ========== CSS VARIABLES ========== */
:root {
    --primary-navy: #0f172a;
    --primary-light: #1e293b;
    --accent-gold: #C0A050;
    --gold-light: #FFDD88;
    
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== FOOTER CONTAINER ========== */
.site-footer {
    background: #0a0a0a;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(218, 165, 32, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(218, 165, 32, 0.05) 0%, transparent 50%);
    color: #FFFFFF;
    position: relative;
    margin-top: 0;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(218, 165, 32, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

/* ========== WAVE SEPARATOR ========== */
.footer-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    overflow: hidden;
    transform: translateY(-100%);
    color: #0a0a0a;
    z-index: 2;
    pointer-events: none;
}

.footer-wave svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* ========== FOOTER CONTAINER ========== */
.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-xl);
    position: relative;
    z-index: 3;
}

/* ========== FOOTER TOP ========== */
.footer-top {
    margin-bottom: var(--spacing-2xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

/* ========== FOOTER COLUMNS ========== */
.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-about {
    max-width: 350px;
}

/* ========== LOGO ========== */
.footer-logo {
    margin-bottom: var(--spacing-sm);
}

.footer-logo-img {
    height: 50px;
    width: auto;
}

/* ========== DESCRIPTION ========== */
.footer-description {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--gray-300);
    margin-bottom: var(--spacing-md);
}

/* ========== SOCIAL LINKS ========== */
.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

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

.social-link:hover {
    background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
    border-color: #FFD700;
    color: #0a0a0a;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(218, 165, 32, 0.4);
}

/* ========== FOOTER TITLES ========== */
.footer-title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: 0;
    text-transform: none;
}

/* ========== FOOTER LINKS ========== */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links li {
    margin: 0;
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    display: inline-block;
    position: relative;
    padding-left: 0;
}

.footer-links a::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #DAA520 0%, #FFD700 100%);
    transition: width var(--transition-base);
}

.footer-links a:hover {
    color: #FFFFFF;
    padding-left: var(--spacing-xs);
}

.footer-links a:hover::before {
    width: 8px;
}

/* ========== CONTACT INFO ========== */
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-lg) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--gray-300);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.footer-contact i {
    background: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 2px;
    min-width: 20px;
    font-size: 1rem;
}

.footer-contact a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-contact a:hover {
    color: #FFFFFF;
}

.footer-contact span {
    color: var(--gray-300);
}

/* ========== FOOTER BOTTOM ========== */
.footer-bottom {
    border-top: 1px solid rgba(218, 165, 32, 0.2);
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

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

.footer-copyright {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin: 0;
}

/* ========== PAYMENT METHODS ========== */
.footer-payment {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.payment-label {
    font-size: 0.875rem;
    color: var(--gray-400);
}

.payment-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.payment-icons i {
    font-size: 1.5rem;
    color: var(--gray-400);
    transition: color var(--transition-base);
}

.payment-icons i:hover {
    color: #FFFFFF;
}

.payment-text-icon {
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    transition: color var(--transition-base);
}

.payment-text-icon:hover {
    color: #FFFFFF;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-about {
        max-width: 100%;
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .footer-container {
        padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
    }
    
    .footer-wave {
        height: 80px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-about {
        grid-column: 1;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-payment {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .footer-wave {
        height: 60px;
    }
    
    .footer-logo-img {
        height: 40px;
    }
    
    .footer-title {
        font-size: 1rem;
    }
    
    .social-link {
        width: 36px;
        height: 36px;
        font-size: 0.875rem;
    }
}