/* ============================================
   ADINYAPI - Mobile First Responsive Design
   ============================================ */

:root {
    --primary: #1a5f7a;
    --primary-dark: #134b61;
    --primary-light: #2a8fae;
    --secondary: #e8b923;
    --secondary-dark: #d4a91f;
    --dark: #1a1a2e;
    --darker: #0f0f1a;
    --light: #f8f9fa;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    --white: #ffffff;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 12px;
    --radius-sm: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* ===== MOBILE FIRST - TOP BAR ===== */
.top-bar {
    background: var(--darker);
    color: var(--white);
    padding: 10px 0;
    font-size: 0.85rem;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar-info {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.top-bar-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.top-bar-info i {
    color: var(--secondary);
    font-size: 0.9rem;
}

.top-bar-social {
    display: flex;
    gap: 15px;
}

.top-bar-social a {
    color: var(--white);
    opacity: 0.7;
    transition: var(--transition);
    font-size: 1.1rem;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.top-bar-social a:hover {
    opacity: 1;
    color: var(--secondary);
    background: rgba(255,255,255,0.1);
}

/* ===== MOBILE FIRST - NAVIGATION ===== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--primary);
    min-height: 44px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.logo span {
    color: var(--secondary);
}

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

.nav-menu a {
    padding: 10px 18px;
    font-weight: 600;
    color: var(--dark);
    border-radius: var(--radius-sm);
    position: relative;
    font-size: 0.95rem;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary);
    background: rgba(26, 95, 122, 0.05);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 20px;
    right: 20px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white) !important;
    padding: 10px 22px !important;
    border-radius: 50px !important;
    box-shadow: 0 4px 15px rgba(26, 95, 122, 0.3);
    font-size: 0.9rem;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 95, 122, 0.4);
}

/* Mobile Toggle Button */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 12px;
    background: none;
    border: none;
    min-width: 48px;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-toggle:hover {
    background: var(--light);
}

.mobile-toggle span {
    width: 24px;
    height: 3px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
    display: block;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== MOBILE FIRST - HERO SLIDER ===== */
.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 95, 122, 0.85), rgba(15, 15, 26, 0.7));
}

.slide-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 0 20px;
    width: 100%;
}

.slide-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s forwards 0.3s;
}

.slide-content h1 span {
    color: var(--secondary);
}

.slide-content p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 35px;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s forwards 0.5s;
}

.btn-group {
    display: flex;
    gap: 15px;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s forwards 0.7s;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    min-height: 48px;
    min-width: 140px;
    text-align: center;
    -webkit-appearance: none;
    appearance: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    color: var(--dark);
    box-shadow: 0 4px 20px rgba(232, 185, 35, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(232, 185, 35, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
    padding: 0 20px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: var(--transition);
    min-width: 44px;
    min-height: 44px;
    border: none;
    position: relative;
}

.dot::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    transition: var(--transition);
}

.dot.active::after {
    background: var(--secondary);
    width: 35px;
    border-radius: 6px;
}

/* ===== SECTIONS COMMON ===== */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
    padding: 0 20px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(26, 95, 122, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 15px;
    line-height: 1.2;
}

.section-title span {
    color: var(--primary);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray);
}

/* ===== FEATURES ===== */
.features {
    background: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    padding: 0 20px;
}

.feature-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: var(--white);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== PRODUCTS ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    padding: 0 20px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--gray-light);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--secondary);
    color: var(--dark);
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 2;
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 95, 122, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-overlay a {
    width: 50px;
    height: 50px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
    transform: translateY(20px);
    transition: var(--transition);
    min-width: 44px;
    min-height: 44px;
}

.product-card:hover .product-overlay a {
    transform: translateY(0);
}

.product-info {
    padding: 22px;
}

.product-category {
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-info h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--dark);
    line-height: 1.3;
}

.product-info p {
    color: var(--gray);
    font-size: 0.88rem;
    margin-bottom: 12px;
    line-height: 1.5;
}

.product-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.price {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--primary);
}

.price-old {
    font-size: 0.95rem;
    color: var(--gray);
    text-decoration: line-through;
    margin-left: 8px;
}

.btn-small {
    padding: 8px 18px;
    font-size: 0.85rem;
    min-height: 40px;
}

/* ===== ABOUT SECTION ===== */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    padding: 0 20px;
}

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-sub {
    position: absolute;
    bottom: -25px;
    right: -25px;
    width: 220px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--white);
}

.about-img-sub img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    top: 25px;
    left: -25px;
    background: var(--secondary);
    color: var(--dark);
    padding: 22px 28px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-experience .years {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1;
}

.about-experience .text {
    font-size: 0.85rem;
    font-weight: 700;
}

.about-content h2 {
    font-size: 2.2rem;
    margin-bottom: 18px;
    color: var(--dark);
    line-height: 1.2;
}

.about-content h2 span {
    color: var(--primary);
}

.about-content p {
    color: var(--gray);
    margin-bottom: 18px;
    font-size: 1rem;
    line-height: 1.7;
}

.about-features-list {
    list-style: none;
    margin: 25px 0;
}

.about-features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 0.95rem;
}

.about-features-list li i {
    width: 32px;
    height: 32px;
    background: rgba(26, 95, 122, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 70px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255,255,255,0.03);
    border-radius: 50%;
}

.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 0 20px;
    flex-wrap: wrap;
    gap: 25px;
}

.cta-text h2 {
    font-size: 2.2rem;
    color: var(--white);
    margin-bottom: 10px;
    line-height: 1.2;
}

.cta-text p {
    color: rgba(255,255,255,0.8);
    font-size: 1.05rem;
}

.cta-btn {
    background: var(--secondary);
    color: var(--dark);
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 800;
    font-size: 1.05rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

/* ===== CONTACT SECTION ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    padding: 0 20px;
}

.contact-info h3 {
    font-size: 1.7rem;
    margin-bottom: 18px;
    color: var(--dark);
}

.contact-info p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.7;
}

.contact-item {
    display: flex;
    gap: 18px;
    margin-bottom: 22px;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-item-info h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
    color: var(--dark);
}

.contact-item-info p {
    color: var(--gray);
    margin: 0;
    font-size: 0.95rem;
}

.contact-form {
    background: var(--white);
    padding: 35px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    min-height: 48px;
    -webkit-appearance: none;
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(26, 95, 122, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    min-height: 48px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(26, 95, 122, 0.3);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--darker);
    color: var(--white);
    padding: 70px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 50px;
    padding: 0 20px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 18px;
    font-size: 1.5rem;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 22px;
    line-height: 1.8;
    font-size: 0.95rem;
}

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

.footer-social a {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
    font-size: 1.1rem;
    min-width: 44px;
    min-height: 44px;
}

.footer-social a:hover {
    background: var(--secondary);
    color: var(--dark);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 1.15rem;
    margin-bottom: 22px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    min-height: 44px;
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.footer-contact p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    min-height: 44px;
}

.footer-contact i {
    color: var(--secondary);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 22px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.88rem;
    flex-wrap: wrap;
    gap: 10px;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
    min-width: 60px;
    min-height: 60px;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7); }
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 90px 0 55px;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></svg>');
    background-size: 100px;
}

.page-header h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
    position: relative;
    line-height: 1.2;
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.05rem;
    position: relative;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    background: var(--light);
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-light);
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--primary);
    min-height: 44px;
    display: flex;
    align-items: center;
}

.breadcrumb span {
    color: var(--gray);
    min-height: 44px;
    display: flex;
    align-items: center;
}

/* ===== PRODUCT DETAIL ===== */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
    padding: 0 20px;
}

.product-gallery {
    position: sticky;
    top: 90px;
}

.product-main-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-bottom: 18px;
}

.product-main-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.product-detail-info h1 {
    font-size: 2rem;
    margin-bottom: 12px;
    line-height: 1.2;
}

.product-detail-price {
    font-size: 1.8rem;
    color: var(--primary);
    font-weight: 800;
    margin-bottom: 22px;
}

.product-features {
    margin: 25px 0;
}

.product-features h3 {
    font-size: 1.2rem;
    margin-bottom: 14px;
}

.product-features ul {
    list-style: none;
}

.product-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    min-height: 44px;
}

.product-features li i {
    color: var(--success);
    flex-shrink: 0;
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 45px;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--dark);
    font-weight: 600;
    box-shadow: var(--shadow);
    transition: var(--transition);
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination a:hover,
.pagination span.current {
    background: var(--primary);
    color: var(--white);
}

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

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

/* ===== ALERTS ===== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-weight: 600;
    font-size: 0.95rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===== LOADING ===== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   TABLET RESPONSIVE (max-width: 992px)
   ============================================ */
@media (max-width: 992px) {
    .hero-slider {
        height: 500px;
    }

    .slide-content h1 {
        font-size: 2.4rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-images {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
    }

    .about-img-sub,
    .about-experience {
        display: none;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-detail {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-gallery {
        position: static;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-content {
        flex-direction: column;
        text-align: center;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* ============================================
   MOBILE RESPONSIVE (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .container {
        padding: 0 16px;
    }

    /* Mobile Menu */
    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: 20px 16px;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
        gap: 4px;
    }

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

    .nav-menu a {
        padding: 16px 20px;
        font-size: 1.1rem;
        border-radius: var(--radius-sm);
        min-height: 52px;
    }

    .nav-menu a.active::after {
        display: none;
    }

    .nav-cta {
        margin-top: 10px;
        justify-content: center;
    }

    /* Hero Slider Mobile */
    .hero-slider {
        height: 450px;
    }

    .slide-content h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }

    .slide-content p {
        font-size: 1rem;
    }

    .btn-group {
        flex-direction: column;
        gap: 12px;
    }

    .btn {
        width: 100%;
        padding: 16px 24px;
        font-size: 1rem;
    }

    .slider-dots {
        bottom: 20px;
    }

    /* Features Mobile */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-card {
        padding: 30px 20px;
    }

    /* Products Mobile */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .product-image {
        height: 250px;
    }

    /* About Mobile */
    .about-content h2 {
        font-size: 1.8rem;
    }

    .about-img-main img {
        height: 280px;
    }

    /* CTA Mobile */
    .cta-section {
        padding: 50px 0;
    }

    .cta-text h2 {
        font-size: 1.7rem;
    }

    .cta-btn {
        width: 100%;
        justify-content: center;
        padding: 16px 30px;
    }

    /* Contact Mobile */
    .contact-form {
        padding: 25px 20px;
    }

    .contact-item {
        gap: 14px;
    }

    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    /* Page Header Mobile */
    .page-header {
        padding: 70px 0 40px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    /* Product Detail Mobile */
    .product-detail-info h1 {
        font-size: 1.6rem;
    }

    .product-detail-price {
        font-size: 1.5rem;
    }

    .product-main-image img {
        height: 280px;
    }

    /* Section Mobile */
    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .section-header {
        margin-bottom: 35px;
    }

    /* Top Bar Mobile */
    .top-bar {
        padding: 8px 0;
    }

    .top-bar-info {
        gap: 12px;
    }

    .top-bar-info span {
        font-size: 0.8rem;
    }

    /* WhatsApp Float Mobile */
    .whatsapp-float {
        width: 56px;
        height: 56px;
        bottom: 20px;
        right: 20px;
        font-size: 1.6rem;
    }

    /* Form Mobile */
    .form-control {
        padding: 14px 14px;
        font-size: 16px; /* Prevent zoom on iOS */
    }

    .btn-submit {
        padding: 16px;
        font-size: 1rem;
    }
}

/* ============================================
   SMALL MOBILE (max-width: 480px)
   ============================================ */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .hero-slider {
        height: 400px;
    }

    .slide-content h1 {
        font-size: 1.6rem;
    }

    .slide-content p {
        font-size: 0.95rem;
    }

    .logo {
        font-size: 1.4rem;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .navbar .container {
        height: 65px;
    }

    .nav-menu {
        top: 65px;
        height: calc(100vh - 65px);
    }

    .section-title {
        font-size: 1.5rem;
    }

    .page-header h1 {
        font-size: 1.7rem;
    }

    .product-image {
        height: 220px;
    }

    .about-img-main img {
        height: 240px;
    }

    .cta-text h2 {
        font-size: 1.5rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* ============================================
   TOUCH OPTIMIZATIONS
   ============================================ */
@media (hover: none) {
    .product-overlay {
        opacity: 1;
        background: linear-gradient(to top, rgba(26, 95, 122, 0.8) 0%, transparent 60%);
        align-items: flex-end;
        padding-bottom: 20px;
    }

    .product-overlay a {
        transform: translateY(0);
        background: var(--white);
        box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    }

    .feature-card:hover {
        transform: none;
    }

    .feature-card:hover .feature-icon {
        transform: none;
    }

    .product-card:hover {
        transform: none;
    }

    .stat-card:hover {
        transform: none;
    }
}

/* Prevent horizontal scroll */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Smooth scrolling for iOS */
@supports (-webkit-touch-callout: none) {
    body {
        -webkit-overflow-scrolling: touch;
    }
}