/* ============================================
   GLOBAL STYLES & RESET
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #2c3e50;
    --color-secondary: #27ae60;
    --color-accent: #16a085;
    --color-gray: #7f8c8d;
    --color-light-gray: #ecf0f1;
    --color-white: #ffffff;
    --color-dark: #1a1a1a;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow-x: hidden;
}

/* ============================================
   GLASSMORPHISM UTILITY CLASSES
   ============================================ */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px) rotateX(2deg);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   STICKY HEADER
   ============================================ */

.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #1a3a5f;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.sticky-header.scrolled {
    background: #1a3a5f;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-image {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.company-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: white;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    font-size: 1rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #25D366;
    transition: var(--transition);
}

.nav-link:hover {
    color: #25D366;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    color: white;
}

.whatsapp-header-btn {
    background: #25D366;
}

.whatsapp-header-btn:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.call-header-btn {
    background: #e74c3c;
}

.call-header-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.header-btn svg {
    flex-shrink: 0;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ============================================
   LAYER 1: HERO SECTION
   ============================================ */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('constuction.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 255, 255, 0.03) 10px,
        rgba(255, 255, 255, 0.03) 20px
    );
    animation: slide 20s linear infinite;
    z-index: 2;
}

@keyframes slide {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    width: 100%;
    padding: 2rem;
    text-align: center;
}

.hero-glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 4rem 3rem;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 1s ease-out;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    background: var(--color-secondary);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
    position: relative;
    overflow: hidden;
}

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

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(39, 174, 96, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-gray);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-gray);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

/* ============================================
   SECTION STYLES
   ============================================ */

section {
    padding: 6rem 0;
    position: relative;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-gray);
    text-align: center;
    margin-bottom: 3rem;
}

/* ============================================
   LAYER 2: PRODUCTS SECTION
   ============================================ */

.products-section {
    background: url('construction11.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.products-section .section-container {
    position: relative;
    z-index: 1;
    max-width: 1140px;
    padding: 2.5rem 2rem 3rem;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 32px;
    box-shadow: 0 25px 45px rgba(26, 42, 58, 0.18);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.6rem;
    margin-top: 2rem;
    grid-auto-rows: 1fr;
    align-items: stretch;
}

.product-card {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 24px;
    padding: 1.4rem;
    box-shadow: 0 12px 24px rgba(28, 41, 61, 0.08);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.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:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 30px rgba(28, 41, 61, 0.16);
}

.product-image {
    width: 100%;
    height: 170px;
    border-radius: 18px;
    margin-bottom: 0.8rem;
    padding: 0.6rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(229, 239, 255, 0.65));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex: 0 0 auto;
}

.product-image img,
.product-image .product-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    display: block;
    background: transparent;
}

/* Show placeholder if image fails to load */
.product-image img[src=""],
.product-image img:not([src]) {
    display: none;
}

.product-image img[src=""] + .product-image-placeholder,
.product-image:not(:has(img[src])) .product-image-placeholder {
    display: flex;
}

.product-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

/* Fallback for when image fails to load */
.product-image:has(img[src=""]) .product-image-placeholder,
.product-image img:not([src]) + .product-image-placeholder {
    display: flex;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 0.6rem;
}

.product-details {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.8rem;
    flex-wrap: wrap;
    row-gap: 0.6rem;
}

.product-detail {
    font-size: 0.85rem;
    color: var(--color-primary);
    padding: 0.35rem 0.75rem;
    background: rgba(44, 62, 80, 0.08);
    border-radius: 999px;
    font-weight: 500;
}

.product-standard {
    font-size: 0.85rem;
    color: var(--color-primary);
    margin-bottom: 0.6rem;
    padding: 0.45rem 0.6rem;
    background: rgba(44, 62, 80, 0.05);
    border-radius: 10px;
    line-height: 1.4;
}

.product-description {
    color: rgba(44, 62, 80, 0.85);
    margin-bottom: 0.6rem;
    line-height: 1.5;
    font-size: 0.9rem;
}

.size-selector-group {
    margin-bottom: 1rem;
}

.size-selector-group label {
    display: block;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.size-select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-dark);
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.size-select:focus {
    outline: none;
    border-color: var(--color-secondary);
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.quantity-selector {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.quantity-label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--color-secondary);
    color: white;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-btn:hover {
    background: var(--color-accent);
    transform: scale(1.1);
}

.quantity-btn:active {
    transform: scale(0.95);
}

.quantity-display {
    font-size: 1.2rem;
    font-weight: 600;
    min-width: 50px;
    text-align: center;
}

.total-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.6rem;
    text-align: center;
    padding: 0.4rem;
    background: rgba(146, 208, 80, 0.18);
    border-radius: 10px;
    margin-top: auto;
}

.product-actions {
    display: flex;
    gap: 0.75rem;
}

.order-btn {
    flex: 1;
    padding: 0.95rem;
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 12px 25px rgba(39, 174, 96, 0.35);
}

.quote-btn {
    flex: 1;
    padding: 0.95rem;
    background: transparent;
    color: var(--color-primary);
    border: none;
    border-radius: 15px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 0 0 1px rgba(44, 62, 80, 0.15) inset;
    background: rgba(255, 255, 255, 0.7);
}

.quote-btn:hover {
    box-shadow: 0 0 0 2px rgba(44, 62, 80, 0.25) inset;
    transform: translateY(-2px);
}

.order-btn {
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.order-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 30px rgba(39, 174, 96, 0.45);
}

.quote-card.highlight {
    box-shadow: 0 28px 56px rgba(255, 150, 38, 0.35);
    transform: translateY(-4px);
    border-color: rgba(255, 150, 38, 0.4);
}

/* ============================================
   ORDER MODAL
   ============================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 2.5rem;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-glass {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-dark);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.order-summary {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.order-summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.order-summary-item:last-child {
    border-bottom: none;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid rgba(255, 255, 255, 0.2);
    font-weight: 700;
    font-size: 1.2rem;
}

.order-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    padding: 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-dark);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.submit-order-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 1rem;
    background: #25D366;
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    margin-top: 1rem;
}

.submit-order-btn:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ============================================
   LAYER 3: DELIVERY SECTION
   ============================================ */

.delivery-section {
    background: url('construction12.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.delivery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.delivery-card {
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
}

.delivery-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.delivery-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.delivery-card p {
    color: var(--color-gray);
    line-height: 1.6;
}

/* ============================================
   LAYER 4: REVIEWS SECTION
   ============================================ */

.reviews-section {
    background: url('construction2.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.reviews-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    padding: 2rem;
    text-align: center;
}

.review-stars {
    color: #ffc107;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.review-text {
    font-style: italic;
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

.review-author {
    font-weight: 600;
    color: var(--color-primary);
}

/* ============================================
   LAYER 5: CONTACT SECTION
   ============================================ */

.contact-section {
    background: url('container13.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-card {
    padding: 2.5rem 2rem;
    text-align: center;
}

.quote-card {
    margin-top: 2.5rem;
    padding: 2.5rem;
    text-align: left;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(210, 220, 235, 0.65);
    border-radius: 26px;
    box-shadow: 0 20px 45px rgba(23, 35, 52, 0.12);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: var(--transition);
}

.quote-title {
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.6rem;
}

.quote-subtitle {
    color: rgba(79, 99, 125, 0.85);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.quote-form {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.quote-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

.quote-field {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.quote-field label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.94rem;
}

.quote-field input,
.quote-field select,
.quote-field textarea {
    padding: 0.95rem 1rem;
    border: 1px solid rgba(173, 186, 203, 0.7);
    border-radius: 14px;
    background: #f9fbff;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-primary);
    transition: var(--transition);
    box-shadow: inset 0 1px 2px rgba(28, 41, 61, 0.04);
}

.quote-field textarea {
    min-height: 140px;
    resize: vertical;
}

.quote-field input:focus,
.quote-field select:focus,
.quote-field textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 8px 22px rgba(39, 174, 96, 0.14);
    background: #ffffff;
}

.quote-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem 1.9rem;
    background: linear-gradient(135deg, #ff9626 0%, #ff6a2c 100%);
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    align-self: flex-start;
    box-shadow: 0 20px 38px rgba(255, 138, 41, 0.32);
}

.quote-submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 44px rgba(255, 138, 41, 0.42);
}

.quote-submit-btn span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.quote-submit-btn svg {
    stroke: white;
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.contact-button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    color: white;
}

.whatsapp-btn {
    background: #25D366;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.call-btn {
    background: var(--color-secondary);
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

.call-btn:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.4);
}

.email-btn {
    background: var(--color-primary);
    box-shadow: 0 4px 15px rgba(44, 62, 80, 0.3);
}

.email-btn:hover {
    background: #34495e;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(44, 62, 80, 0.4);
}

/* ============================================
   LAYER 6: FOOTER
   ============================================ */

.footer-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1a1a1a 100%);
    color: white;
    padding: 2rem 0 1.5rem;
}

.footer-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
    text-align: center;
}

.footer-brand h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.3rem;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: white;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}

.footer-copyright {
    padding-top: 1.2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: #1a3a5f;
        backdrop-filter: blur(20px);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-md);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .header-actions {
        display: none;
    }

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

    .mobile-menu-toggle span {
        background: white;
    }

    .logo-image {
        width: 50px;
        height: 50px;
    }

    .company-name {
        font-size: 1.2rem;
    }

    .hero-glass-card {
        padding: 2.5rem 1.5rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .delivery-grid,
    .reviews-slider,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .quote-row {
        grid-template-columns: 1fr;
    }

    .quote-card {
        padding: 2.2rem;
    }

    .modal-glass {
        padding: 2rem 1.5rem;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }

    .section-container {
        padding: 0 1rem;
    }

    .hero-glass-card {
        padding: 2rem 1rem;
    }

    .product-card {
        padding: 1.5rem;
    }

    .quote-card {
        padding: 1.8rem;
    }

    .quote-submit-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (min-width: 900px) {
    .products-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}