/**
 * ADC Custom Showcase - Enhanced Professional Frontend Styles
 * Next-Level Modern UI/UX with Advanced Animations
 */

/* ========================================
   CSS VARIABLES & THEME
======================================== */
:root {
    --adc-primary: #0066cc;
    --adc-secondary: #ff6600;
    --adc-accent: #00cc99;
    --adc-dark: #1e293b;
    --adc-gray: #64748b;
    --adc-light: #f8f9fa;
    --adc-border: #e2e8f0;
    --adc-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    --adc-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --adc-shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --adc-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --adc-transition-fast: all 0.15s ease;
    --adc-transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --adc-glow: 0 0 20px rgba(0, 102, 204, 0.3);
}

/* ========================================
   PRELOADER
======================================== */
.adc-preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.adc-preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.adc-preloader-inner {
    text-align: center;
}

.adc-preloader-logo {
    margin-bottom: 30px;
    animation: fadeInScale 0.8s ease-in-out;
}

.adc-preloader-logo img {
    max-width: 150px;
    height: auto;
    display: block;
    margin: 0 auto;
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.adc-spinner {
    width: 60px;
    height: 60px;
    position: relative;
    margin: 0 auto 20px;
}

.adc-double-bounce1, .adc-double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--adc-primary);
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;
    animation: sk-bounce 2.0s infinite ease-in-out;
}

.adc-double-bounce2 {
    animation-delay: -1.0s;
    background-color: var(--adc-accent);
}

@keyframes sk-bounce {
    0%, 100% {
        transform: scale(0.0);
    }
    50% {
        transform: scale(1.0);
    }
}

.adc-loading-text {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 1px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ========================================
   SCROLL PROGRESS BAR
======================================== */
.adc-scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 9998;
}

.adc-scroll-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    width: 0%;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(0, 102, 204, 0.5);
}

/* ========================================
   PROFESSIONAL HEADER
======================================== */
.adc-professional-header {
    position: sticky;
    top: 0;
    z-index: 9997;
    background: #fff;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Header Top */
.adc-header-top {
    background: linear-gradient(135deg, var(--adc-dark) 0%, #0f172a 100%);
    color: #fff;
    font-size: 13px;
    padding: 10px 0;
}

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

.adc-contact-info {
    display: flex;
    gap: 30px;
}

.adc-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.9;
    transition: var(--adc-transition-fast);
}

.adc-contact-item:hover {
    opacity: 1;
    transform: translateX(3px);
}

.adc-header-social {
    display: flex;
    gap: 12px;
}

.adc-social-link {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transition: var(--adc-transition);
}

.adc-social-link:hover {
    background: var(--adc-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

/* Header Main */
.adc-header-main {
    padding: 20px 0;
}

.adc-header-main-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.adc-logo a {
    display: flex;
    align-items: baseline;
    text-decoration: none;
    gap: 5px;
}

.adc-logo-text {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
}

.adc-logo-subtext {
    font-size: 14px;
    color: var(--adc-gray);
    font-weight: 500;
}

/* Main Navigation */
.adc-main-nav {
    flex-grow: 1;
}

.adc-nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 5px;
}

.adc-nav-item a {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 12px 20px;
    color: var(--adc-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    border-radius: 8px;
    transition: var(--adc-transition);
    position: relative;
}

.adc-nav-item a::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--adc-primary);
    transition: transform 0.3s ease;
}

.adc-nav-item a:hover,
.adc-nav-item.active a {
    color: var(--adc-primary);
    background: rgba(0, 102, 204, 0.05);
}

.adc-nav-item a:hover::after,
.adc-nav-item.active a::after {
    transform: translateX(-50%) scaleX(1);
}

/* Mega Menu */
.adc-has-dropdown {
    position: relative;
}

.adc-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 600px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 10px;
}

.adc-has-dropdown:hover .adc-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.adc-mega-menu {
    padding: 30px;
}

.adc-mega-menu-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.adc-mega-menu-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--adc-dark);
    margin: 0 0 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.adc-mega-menu-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.adc-mega-menu-col li {
    margin-bottom: 10px;
}

.adc-mega-menu-col a {
    color: var(--adc-gray);
    text-decoration: none;
    font-size: 14px;
    transition: var(--adc-transition-fast);
    display: inline-flex;
    align-items: center;
}

.adc-mega-menu-col a::before {
    content: '→';
    margin-right: 8px;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--adc-transition);
}

.adc-mega-menu-col a:hover {
    color: var(--adc-primary);
    transform: translateX(5px);
}

.adc-mega-menu-col a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.adc-featured-product-menu {
    text-align: center;
    padding: 15px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px;
}

.adc-featured-product-menu img {
    width: 100%;
    max-width: 120px;
    height: auto;
    border-radius: 8px;
    margin-bottom: 10px;
}

.adc-featured-product-menu h5 {
    font-size: 13px;
    margin: 0 0 5px;
    color: var(--adc-dark);
}

.adc-price-menu {
    color: var(--adc-primary);
    font-weight: 700;
}

/* Header Actions */
.adc-header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.adc-search-toggle,
.adc-account-link,
.adc-cart-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--adc-dark);
    cursor: pointer;
    transition: var(--adc-transition);
    position: relative;
}

.adc-search-toggle:hover,
.adc-account-link:hover,
.adc-cart-link:hover {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.1) 0%, rgba(0, 204, 153, 0.1) 100%);
    color: var(--adc-primary);
    transform: translateY(-2px);
}

.adc-cart-count {
    position: absolute;
    top: 5px;
    right: 5px;
    background: linear-gradient(135deg, var(--adc-secondary) 0%, #ff8c42 100%);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(255, 102, 0, 0.3);
    animation: cartPulse 2s ease-in-out infinite;
}

@keyframes cartPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Mobile Menu Toggle */
.adc-mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.adc-mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--adc-dark);
    border-radius: 3px;
    transition: var(--adc-transition);
}

/* Search Overlay */
.adc-search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--adc-transition);
}

.adc-search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.adc-search-container {
    max-width: 700px;
    width: 90%;
    position: relative;
}

.adc-search-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 40px;
    cursor: pointer;
    transition: var(--adc-transition);
}

.adc-search-close:hover {
    transform: rotate(90deg);
}

.adc-search-form {
    position: relative;
}

.adc-search-input {
    width: 100%;
    padding: 25px 70px 25px 30px;
    font-size: 24px;
    border: none;
    border-radius: 60px;
    background: #fff;
    color: var(--adc-dark);
    outline: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: var(--adc-transition);
}

.adc-search-input:focus {
    box-shadow: 0 10px 60px rgba(0, 102, 204, 0.4);
}

.adc-search-submit {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    border: none;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--adc-transition);
}

.adc-search-submit:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--adc-glow);
}

.adc-search-suggestions {
    margin-top: 30px;
    text-align: center;
}

.adc-search-label {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    margin-bottom: 15px;
}

.adc-search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.adc-search-tag {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    text-decoration: none;
    border-radius: 20px;
    font-size: 14px;
    transition: var(--adc-transition);
}

.adc-search-tag:hover {
    background: var(--adc-primary);
    transform: translateY(-2px);
}

/* ========================================
   PROFESSIONAL FOOTER
======================================== */
.adc-professional-footer {
    margin-top: 100px;
}

/* Newsletter Section */
.adc-newsletter-section {
    background: linear-gradient(135deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.adc-newsletter-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.adc-newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.adc-newsletter-text {
    flex: 1;
}

.adc-newsletter-text h3 {
    color: #fff;
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 10px;
}

.adc-newsletter-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    margin: 0;
}

.adc-newsletter-form {
    flex: 1;
}

.adc-newsletter-input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.adc-newsletter-input-group input {
    flex: 1;
    padding: 16px 24px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: #fff;
    font-size: 16px;
    outline: none;
    transition: var(--adc-transition);
}

.adc-newsletter-input-group input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.adc-newsletter-input-group input:focus {
    background: rgba(255, 255, 255, 0.25);
    border-color: #fff;
}

.adc-newsletter-btn {
    padding: 16px 32px;
    background: #fff;
    color: var(--adc-primary);
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--adc-transition);
    white-space: nowrap;
}

.adc-newsletter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.adc-newsletter-privacy {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
}

/* Footer Main */
.adc-footer-main {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    color: #fff;
    padding: 80px 0 40px;
}

.adc-footer-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1.5fr) minmax(260px, 1fr);
    gap: 60px;
    margin-bottom: 50px;
    align-items: flex-start;
}

.adc-footer-logo {
    display: flex;
    align-items: baseline;
    gap: 5px;
    margin-bottom: 20px;
}

.adc-footer-logo .adc-logo-text {
    font-size: 28px;
}

.adc-footer-logo .adc-logo-subtext {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.adc-footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 20px;
}

.adc-footer-certifications {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.adc-cert-badge {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.adc-footer-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 20px;
    position: relative;
    padding-bottom: 15px;
}

.adc-footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    border-radius: 2px;
}

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

.adc-footer-links li {
    margin-bottom: 12px;
}

.adc-footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--adc-transition);
    display: inline-flex;
    align-items: center;
}

.adc-footer-links a::before {
    content: '→';
    margin-right: 8px;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--adc-transition);
}

.adc-footer-links a:hover {
    color: #fff;
    transform: translateX(5px);
}

.adc-footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.adc-footer-contact {
    list-style: none;
    margin: 0;
    padding: 0;
}

.adc-footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.adc-footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
    stroke: var(--adc-accent);
}

.adc-footer-contact strong {
    display: block;
    margin-bottom: 4px;
    color: #fff;
}

.adc-footer-contact div {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.5;
}

/* Trust Indicators */
.adc-footer-trust {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.adc-trust-item {
    display: flex;
    gap: 15px;
    align-items: center;
}

.adc-trust-item svg {
    flex-shrink: 0;
    stroke: var(--adc-accent);
}

.adc-trust-item strong {
    display: block;
    margin-bottom: 4px;
    font-size: 15px;
}

.adc-trust-item span {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
}

/* Footer Bottom */
.adc-footer-bottom {
    background: #0f172a;
    padding: 25px 0;
}

.adc-footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.adc-copyright p {
    margin: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.adc-footer-social {
    display: flex;
    gap: 12px;
}

.adc-social-link-footer {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transition: var(--adc-transition);
}

.adc-social-link-footer:hover {
    background: var(--adc-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.adc-footer-legal {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.adc-footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--adc-transition-fast);
}

.adc-footer-legal a:hover {
    color: var(--adc-accent);
}

.adc-footer-legal span {
    opacity: 0.3;
}

/* Back to Top Button */
.adc-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--adc-transition);
    z-index: 9996;
}

.adc-back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.adc-back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.4);
}

/* ========================================
   MODERN FOOTER REDESIGN
======================================== */
.adc-modern-footer {
    position: relative;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
    overflow: hidden;
    margin-top: 100px;
}

.adc-modern-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--adc-primary), var(--adc-accent), transparent);
    box-shadow: 0 0 20px var(--adc-primary);
}

.adc-footer-wrapper {
    position: relative;
    z-index: 1;
}

/* Main Footer Content */
.adc-footer-main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    padding: 80px 0 60px;
    align-items: start;
}

/* Brand Section */
.adc-footer-brand {
    max-width: 500px;
}

.adc-footer-logo-container {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.adc-footer-logo-img {
    width: 70px;
    height: auto;
    object-fit: contain;
    filter: brightness(1.1) drop-shadow(0 4px 12px rgba(0, 102, 204, 0.3));
    transition: var(--adc-transition);
}

.adc-footer-logo-img:hover {
    filter: brightness(1.2) drop-shadow(0 8px 20px rgba(0, 102, 204, 0.5));
    transform: scale(1.05);
}

.adc-footer-brand-name {
    font-size: 28px;
    font-weight: 800;
    margin: 0;
    background: linear-gradient(135deg, var(--adc-primary) 0%, var(--adc-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.adc-footer-brand-tagline {
    margin: 4px 0 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

/* Contact Section */
.adc-footer-contact-section {
    position: relative;
}

.adc-footer-section-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 28px;
    color: #fff;
    position: relative;
    display: inline-block;
    padding-bottom: 12px;
}

.adc-footer-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--adc-primary), var(--adc-accent));
    border-radius: 2px;
}

.adc-footer-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.adc-footer-contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--adc-transition);
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.adc-footer-contact-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 102, 204, 0.3);
    transform: translateX(5px);
}

.adc-footer-icon {
    flex-shrink: 0;
    color: var(--adc-accent);
    stroke-width: 2;
    transition: var(--adc-transition);
}

.adc-footer-contact-item:hover .adc-footer-icon {
    color: var(--adc-primary);
    transform: scale(1.1);
}

.adc-footer-contact-item a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    transition: var(--adc-transition);
}

.adc-footer-contact-item a:hover {
    color: var(--adc-accent);
}

.adc-footer-contact-item span {
    color: rgba(255, 255, 255, 0.8);
}

/* Footer Bottom */
.adc-footer-bottom {
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.adc-footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}

.adc-footer-copyright {
    flex: 1;
}

.adc-footer-copyright p {
    margin: 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

/* Social Links */
.adc-footer-social {
    display: flex;
    gap: 12px;
}

.adc-footer-social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    text-decoration: none;
    transition: var(--adc-transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.adc-footer-social-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--adc-primary), var(--adc-accent));
    opacity: 0;
    transition: var(--adc-transition);
}

.adc-footer-social-link svg {
    position: relative;
    z-index: 1;
    transition: var(--adc-transition);
}

.adc-footer-social-link:hover {
    transform: translateY(-4px);
    border-color: transparent;
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.4);
}

.adc-footer-social-link:hover::before {
    opacity: 1;
}

.adc-footer-social-link:hover svg {
    transform: scale(1.1);
}

/* Legal Links */
.adc-footer-legal-links {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
}

.adc-footer-legal-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--adc-transition);
    font-weight: 500;
}

.adc-footer-legal-links a:hover {
    color: var(--adc-accent);
}

.adc-footer-separator {
    color: rgba(255, 255, 255, 0.3);
    font-size: 12px;
}

/* Back to Top Button */
.adc-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 54px;
    height: 54px;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--adc-primary), var(--adc-accent));
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 102, 204, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--adc-transition);
    z-index: 9996;
}

.adc-back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.adc-back-to-top:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 102, 204, 0.5);
}

.adc-back-to-top svg {
    transition: var(--adc-transition);
}

.adc-back-to-top:hover svg {
    transform: translateY(-2px);
}

/* ========================================
   RESPONSIVE DESIGN - HEADER & FOOTER
======================================== */
@media (max-width: 1200px) {
    .adc-footer-main-content {
        gap: 60px;
    }
}

@media (max-width: 992px) {
    .adc-header-main-content {
        gap: 20px;
    }

    .adc-main-nav {
        display: none;
    }

    .adc-mobile-menu-toggle {
        display: flex;
    }

    .adc-footer-main-content {
        grid-template-columns: 1fr;
        gap: 50px;
        padding: 60px 0 40px;
    }

    .adc-footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .adc-header-top {
        font-size: 12px;
        padding: 8px 0;
    }

    .adc-contact-info {
        gap: 15px;
    }

    .adc-contact-item {
        font-size: 11px;
    }

    .adc-header-social {
        gap: 8px;
    }

    .adc-social-link {
        width: 28px;
        height: 28px;
    }

    .adc-logo-text {
        font-size: 24px;
    }

    .adc-footer-main-content {
        padding: 50px 0 30px;
        gap: 40px;
    }

    .adc-footer-logo-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .adc-footer-logo-img {
        width: 60px;
    }

    .adc-footer-brand-name {
        font-size: 24px;
    }

    .adc-footer-brand-tagline {
        font-size: 12px;
    }

    .adc-footer-bottom-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .adc-footer-copyright {
        order: 3;
    }

    .adc-footer-social {
        order: 1;
    }

    .adc-footer-legal-links {
        order: 2;
    }

    .adc-search-input {
        font-size: 18px;
        padding: 20px 60px 20px 20px;
    }

    .adc-mega-menu-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .adc-contact-info {
        flex-direction: column;
        gap: 8px;
    }

    .adc-footer-main-content {
        padding: 40px 0 25px;
    }

    .adc-footer-contact-item {
        font-size: 14px;
        padding: 10px;
    }

    .adc-footer-section-title {
        font-size: 18px;
    }

    .adc-back-to-top {
        width: 48px;
        height: 48px;
        bottom: 20px;
        right: 20px;
        border-radius: 12px;
    }

    .adc-footer-social-link {
        width: 40px;
        height: 40px;
    }
}