/* ===================================
   SHAWA TANK - Industrial Luxury Styles
   "Fluid Motion meets Premium Design"
   =================================== */

/* === CSS VARIABLES === */
:root {
    /* Primary Colors */
    --primary-dark: #0a0f1a;
    --primary-darker: #050810;
    --secondary-dark: #0d1424;
    
    /* Water/Accent Colors */
    --water-cyan: #00d4ff;
    --water-blue: #0088cc;
    --water-light: #7dd3fc;
    --water-glow: rgba(0, 212, 255, 0.3);
    
    /* Gold Accents */
    --gold: #d4a853;
    --gold-light: #f0d78c;
    --gold-glow: rgba(212, 168, 83, 0.3);
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(20px);
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 50%, #0a1628 100%);
    --gradient-water: linear-gradient(135deg, var(--water-cyan) 0%, var(--water-blue) 100%);
    --gradient-gold: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%);
    
    /* Typography */
    --font-primary: 'Cairo', 'Tajawal', sans-serif;
    
    /* Spacing */
    --section-padding: 100px;
    --container-width: 1400px;
    
    /* Animation Timing */
    --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* === RESET & BASE === */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--primary-dark);
    color: var(--white);
    direction: rtl;
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* === ANIMATIONS KEYFRAMES === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes wave {
    0% {
        transform: translateX(0) translateZ(0) scaleY(1);
    }
    50% {
        transform: translateX(-25%) translateZ(0) scaleY(0.8);
    }
    100% {
        transform: translateX(-50%) translateZ(0) scaleY(1);
    }
}

@keyframes ripple {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 var(--water-glow);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 30px 10px var(--water-glow);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px var(--water-glow);
    }
    50% {
        box-shadow: 0 0 40px var(--water-glow), 0 0 60px var(--water-glow);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes staggerIn {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes heroTextReveal {
    0% {
        opacity: 0;
        transform: translateY(100px) rotateX(-30deg);
        filter: blur(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) rotateX(0);
        filter: blur(0);
    }
}

@keyframes waterDrop {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translateY(-15px) scale(1.1);
        opacity: 1;
    }
}

/* === SCROLL ANIMATION CLASSES === */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s var(--ease-out-expo);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s var(--ease-out-expo);
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s var(--ease-out-expo);
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s var(--ease-out-back);
}

.reveal-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.4s ease;
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 15, 26, 0.95);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-water);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    animation: pulse 3s ease-in-out infinite;
}

.logo-text {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-300);
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-water);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--white);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-out-expo);
}

.btn-primary {
    background: var(--gradient-water);
    color: var(--primary-dark);
    box-shadow: 0 10px 40px var(--water-glow);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 20px 60px var(--water-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
    background: var(--glass-bg);
    border-color: var(--water-cyan);
    transform: translateY(-3px);
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--primary-dark);
    box-shadow: 0 10px 40px var(--gold-glow);
}

.btn-gold:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 20px 60px var(--gold-glow);
}

.btn-whatsapp {
    background: #25d366;
    color: var(--white);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #128c7e;
    transform: translateY(-3px) scale(1.02);
}

/* Ripple Effect */
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

/* === HERO SECTION === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 100px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 80%, var(--water-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, var(--gold-glow) 0%, transparent 50%);
    pointer-events: none;
}

/* Animated Wave Background */
.hero-waves {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 200px;
    pointer-events: none;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%2300d4ff' fill-opacity='0.1' d='M0,160L48,176C96,192,192,224,288,213.3C384,203,480,149,576,154.7C672,160,768,224,864,234.7C960,245,1056,203,1152,181.3C1248,160,1344,160,1392,160L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") repeat-x;
    background-size: 50% 100%;
    animation: wave 20s linear infinite;
}

.hero-wave:nth-child(2) {
    opacity: 0.5;
    animation-delay: -5s;
    animation-duration: 15s;
}

.hero-wave:nth-child(3) {
    opacity: 0.3;
    animation-delay: -10s;
    animation-duration: 25s;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 14px;
    color: var(--water-cyan);
    margin-bottom: 24px;
    animation: heroTextReveal 1s var(--ease-out-expo) forwards;
}

.hero-title {
    font-size: clamp(48px, 6vw, 80px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    perspective: 1000px;
}

.hero-title .line {
    display: block;
    opacity: 0;
    animation: heroTextReveal 1s var(--ease-out-expo) forwards;
}

.hero-title .line:nth-child(1) { animation-delay: 0.2s; }
.hero-title .line:nth-child(2) { animation-delay: 0.4s; }

.hero-title .highlight {
    background: var(--gradient-water);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title .gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    color: var(--gray-400);
    margin-bottom: 40px;
    opacity: 0;
    animation: heroTextReveal 1s var(--ease-out-expo) 0.6s forwards;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    opacity: 0;
    animation: heroTextReveal 1s var(--ease-out-expo) 0.8s forwards;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    opacity: 0;
    animation: heroTextReveal 1s var(--ease-out-expo) 1s forwards;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 48px;
    font-weight: 900;
    background: var(--gradient-water);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 14px;
    color: var(--gray-400);
    margin-top: 4px;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

.hero-image::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, var(--water-glow) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
    z-index: -1;
}

/* === SECTION STYLES === */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 14px;
    color: var(--water-cyan);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 800;
    margin-bottom: 16px;
}

.section-title .highlight {
    background: var(--gradient-water);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 18px;
    color: var(--gray-400);
}

/* === FEATURES SECTION === */
.features {
    background: var(--secondary-dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 40px;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    transition: all 0.5s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-water);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s var(--ease-out-expo);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--water-cyan);
    box-shadow: 0 30px 60px rgba(0, 212, 255, 0.15);
}

.feature-card:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin-bottom: 24px;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    background: var(--gradient-water);
    border-color: transparent;
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-description {
    font-size: 16px;
    color: var(--gray-400);
    line-height: 1.8;
}

/* === PRODUCT FILTERS === */
.product-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 32px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--gray-400);
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s var(--ease-out-expo);
    backdrop-filter: var(--glass-blur);
}

.filter-btn:hover {
    border-color: var(--water-cyan);
    color: var(--water-cyan);
    background: rgba(0, 212, 255, 0.1);
}

.filter-btn.active {
    background: var(--gradient-water);
    color: var(--primary-dark);
    border-color: transparent;
    box-shadow: 0 4px 20px var(--water-glow);
}

/* === PRODUCTS SECTION === */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
}

.product-card {
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.5s var(--ease-out-expo);
    position: relative;
    opacity: 0;
    animation: staggerIn 0.8s var(--ease-out-expo) forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }
.product-card:nth-child(5) { animation-delay: 0.5s; }
.product-card:nth-child(6) { animation-delay: 0.6s; }
.product-card:nth-child(7) { animation-delay: 0.7s; }
.product-card:nth-child(8) { animation-delay: 0.8s; }
.product-card:nth-child(9) { animation-delay: 0.9s; }
.product-card:nth-child(10) { animation-delay: 1s; }
.product-card:nth-child(11) { animation-delay: 1.1s; }
.product-card:nth-child(12) { animation-delay: 1.2s; }

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: var(--water-cyan);
    box-shadow: 
        0 30px 60px rgba(0, 212, 255, 0.2),
        0 0 0 1px var(--water-cyan);
}

.product-image {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--gray-100) 0%, var(--white) 100%);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out-expo);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    background: var(--gradient-water);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 700;
    border-radius: 50px;
}

.product-content {
    padding: 28px;
}

.product-category {
    font-size: 12px;
    color: var(--water-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.product-card:hover .product-title {
    color: var(--water-cyan);
}

.product-specs {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.product-spec {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--gray-400);
}

.product-spec svg {
    width: 16px;
    height: 16px;
    fill: var(--water-cyan);
}

.product-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--gold);
    margin-bottom: 20px;
}

.product-price span {
    font-size: 14px;
    color: var(--gray-400);
    font-weight: 400;
}

.product-actions {
    display: flex;
    gap: 12px;
}

.product-actions .btn {
    flex: 1;
    padding: 12px 16px;
    font-size: 14px;
}

/* === PRODUCT DETAIL PAGE === */
.product-detail {
    padding-top: 140px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.product-gallery {
    position: sticky;
    top: 120px;
}

.product-main-image {
    background: linear-gradient(180deg, var(--gray-100) 0%, var(--white) 100%);
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 20px;
}

.product-main-image img {
    width: 100%;
    height: 500px;
    object-fit: contain;
    padding: 40px;
}

.product-info {
    padding: 20px 0;
}

.product-info-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 14px;
    color: var(--water-cyan);
    margin-bottom: 20px;
}

.product-info-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
}

.product-info-description {
    font-size: 18px;
    color: var(--gray-400);
    margin-bottom: 40px;
    line-height: 1.8;
}

.product-specs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.spec-item {
    padding: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.spec-label {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 8px;
}

.spec-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--water-cyan);
}

.product-info-price {
    font-size: 56px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 32px;
}

.product-info-price span {
    font-size: 18px;
    color: var(--gray-400);
    -webkit-text-fill-color: var(--gray-400);
}

.product-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.product-cta .btn {
    flex: 1;
    padding: 20px 32px;
    font-size: 18px;
}

.product-features {
    padding: 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
}

.product-features h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.product-features ul {
    display: grid;
    gap: 12px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: var(--gray-300);
}

.product-features li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--gradient-water);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: bold;
    border-radius: 50%;
}

/* === ABOUT SECTION === */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 24px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
}

.about-image::before {
    content: '';
    position: absolute;
    inset: -20px;
    background: var(--gradient-water);
    border-radius: 32px;
    z-index: -1;
    opacity: 0.2;
}

.about-content h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 24px;
}

.about-content p {
    font-size: 18px;
    color: var(--gray-400);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.about-stat {
    text-align: center;
    padding: 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.about-stat-number {
    font-size: 40px;
    font-weight: 900;
    background: var(--gradient-water);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-stat-label {
    font-size: 14px;
    color: var(--gray-400);
    margin-top: 8px;
}

/* === CONTACT SECTION === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form {
    padding: 48px;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gray-300);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    background: var(--gray-600);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 16px;
    color: var(--white);
    transition: all 0.3s ease;
    direction: rtl;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--water-cyan);
    box-shadow: 0 0 0 4px var(--water-glow);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    transition: all 0.4s ease;
}

.contact-info-item:hover {
    border-color: var(--water-cyan);
    transform: translateX(-10px);
}

.contact-info-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-water);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.contact-info-content h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.contact-info-content p {
    font-size: 16px;
    color: var(--gray-400);
}

.contact-info-content a {
    color: var(--water-cyan);
}

.contact-info-content a:hover {
    color: var(--water-light);
}

/* === FOOTER === */
.footer {
    background: var(--primary-darker);
    padding: 80px 0 32px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 16px;
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: 24px;
}

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

.footer-social a {
    width: 44px;
    height: 44px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--gradient-water);
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--white);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    font-size: 15px;
    color: var(--gray-400);
    transition: all 0.3s ease;
}

.footer-column a:hover {
    color: var(--water-cyan);
    padding-right: 8px;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-500);
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 14px;
    color: var(--gray-500);
}

.footer-links a:hover {
    color: var(--water-cyan);
}

/* === FLOATING BUTTONS === */
.floating-buttons {
    position: fixed;
    bottom: 30px;
    left: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 999;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    cursor: pointer;
    border: none;
    transition: all 0.4s var(--ease-out-expo);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.floating-btn.whatsapp {
    background: #25d366;
    color: var(--white);
    animation: pulse 2s ease-in-out infinite;
}

.floating-btn.phone {
    background: var(--gradient-water);
    color: var(--primary-dark);
}

.floating-btn:hover {
    transform: scale(1.15) rotate(10deg);
}

/* === MOBILE NAV === */
.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.mobile-nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 15, 26, 0.98);
    backdrop-filter: var(--glass-blur);
    z-index: 998;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav a {
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
}

/* === PAGE HEADER === */
.page-header {
    padding: 180px 0 100px;
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 50% 100%, var(--water-glow) 0%, transparent 60%);
    pointer-events: none;
}

.page-header h1 {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 900;
    margin-bottom: 16px;
    position: relative;
}

.page-header p {
    font-size: 20px;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* === BREADCRUMB === */
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
    font-size: 14px;
    color: var(--gray-500);
    position: relative;
}

.breadcrumb a {
    color: var(--water-cyan);
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* === POLICY PAGES === */
.policy-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 24px;
}

.policy-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 48px 0 20px;
    color: var(--water-cyan);
}

.policy-content h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 32px 0 16px;
}

.policy-content p {
    font-size: 17px;
    color: var(--gray-300);
    margin-bottom: 16px;
    line-height: 1.9;
}

.policy-content ul {
    margin: 16px 0;
    padding-right: 24px;
}

.policy-content li {
    font-size: 17px;
    color: var(--gray-300);
    margin-bottom: 12px;
    position: relative;
    padding-right: 20px;
}

.policy-content li::before {
    content: '•';
    position: absolute;
    right: 0;
    color: var(--water-cyan);
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        position: static;
    }
}

@media (max-width: 992px) {
    .nav-links,
    .nav-cta {
        display: none;
    }
    
    .mobile-nav-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero {
        min-height: auto;
        padding: 140px 0 80px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .floating-buttons {
        bottom: 20px;
        left: 20px;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .product-specs-list {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .product-cta {
        flex-direction: column;
    }
}