@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;600;700&display=swap');

:root {
    --primary: #1565C0;
    --primary-dark: #0D47A1;
    --primary-light: #42A5F5;
    --secondary: #FF8F00;
    --secondary-dark: #E65100;
    --accent: #00897B;
    --dark: #1a1a2e;
    --dark-2: #16213e;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-500: #6c757d;
    --gray-700: #495057;
    --gray-900: #212529;
    --white: #ffffff;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--gray-700);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    color: var(--dark);
    line-height: 1.3;
    font-weight: 700;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ========== TOPBAR ========== */
.topbar {
    background: var(--dark);
    color: var(--gray-300);
    font-size: 0.85rem;
    padding: 10px 0;
}
.topbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.topbar-left { display: flex; gap: 25px; align-items: center; }
.topbar-left a { color: var(--gray-300); display: flex; align-items: center; gap: 6px; }
.topbar-left a:hover { color: var(--secondary); }
.topbar-right { display: flex; gap: 15px; }
.topbar-right a {
    width: 32px; height: 32px; border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--gray-300); font-size: 0.9rem;
}
.topbar-right a svg { width: 1.4em; height: 1.4em; }
.topbar-right a:hover { background: var(--primary); color: var(--white); }

/* ========== HEADER ========== */
.header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.header.scrolled {
    box-shadow: var(--shadow-md);
}
.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    padding-bottom: 15px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo svg { height: 50px; width: auto; }
.logo-text { display: flex; flex-direction: column; }
.logo-text .brand { font-family: 'Poppins', sans-serif; font-size: 1.5rem; font-weight: 800; color: var(--primary-dark); line-height: 1.1; }
.logo-text .tagline { font-size: 0.7rem; color: var(--gray-500); letter-spacing: 2px; text-transform: uppercase; }

nav { display: flex; align-items: center; gap: 5px; }
nav a {
    padding: 10px 18px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-700);
    border-radius: var(--radius-sm);
    position: relative;
}
nav a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary);
    transition: var(--transition);
    transform: translateX(-50%);
    border-radius: 2px;
}
nav a:hover, nav a.active { color: var(--primary); }
nav a:hover::after, nav a.active::after { width: 60%; }

.nav-cta {
    background: var(--primary) !important;
    color: var(--white) !important;
    border-radius: var(--radius-xl) !important;
    padding: 10px 25px !important;
    margin-left: 10px;
}
.nav-cta:hover { background: var(--primary-dark) !important; transform: translateY(-2px); }
.nav-cta::after { display: none !important; }

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--dark);
    cursor: pointer;
    padding: 5px;
}

/* ========== HERO ========== */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    color: var(--white);
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
}
.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}
.hero-content h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.15;
}
.hero-content h1 span { color: var(--secondary); }
.hero-content p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 35px;
    max-width: 520px;
    line-height: 1.8;
}
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-shapes {
    position: relative;
    width: 450px;
    height: 450px;
}
.hero-shape {
    position: absolute;
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
}
.hero-shape-1 { width: 280px; height: 280px; top: 10%; left: 10%; animation: float 6s ease-in-out infinite; }
.hero-shape-2 { width: 200px; height: 200px; top: 30%; right: 5%; animation: float 8s ease-in-out infinite 1s; background: rgba(255,143,0,0.2); }
.hero-shape-3 { width: 150px; height: 150px; bottom: 10%; left: 25%; animation: float 7s ease-in-out infinite 2s; background: rgba(0,137,123,0.2); }
.hero-shape .shape-icon { font-size: 3rem; padding: 30px; text-align: center; }

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

/* ========== HERO CAROUSEL ========== */
.hero-carousel {
    position: relative;
    min-height: 92vh;
    overflow: hidden;
    background: var(--primary-dark);
}
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.8s ease;
    display: flex;
    align-items: center;
    z-index: 1;
}
.hero-slide.active { opacity: 1; z-index: 2; }
.hero-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
}
.hero-carousel .container {
    position: relative;
    z-index: 3;
    width: 100%;
    grid-template-columns: 1fr;
    justify-items: center;
}
.hero-carousel .hero-content { text-align: center; }
.hero-carousel .hero-content h1 { font-size: 3.5rem; }
.hero-carousel .hero-content p { margin: 0 auto 35px; }
.hero-carousel .hero-buttons { justify-content: center; }
.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    background: rgba(0, 0, 0, 0.25);
    color: var(--white);
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    line-height: 1;
    padding: 0;
}
.carousel-prev { left: 25px; }
.carousel-next { right: 25px; }
.carousel-prev:hover,
.carousel-next:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--white);
}
.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    z-index: 5;
}
.carousel-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    padding: 0;
}
.carousel-dots .dot.active {
    background: var(--secondary);
    transform: scale(1.15);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
}
.btn-primary { background: var(--secondary); color: var(--white); }
.btn-primary:hover { background: var(--secondary-dark); transform: translateY(-3px); box-shadow: 0 10px 30px rgba(255,143,0,0.4); }
.btn-white { background: var(--white); color: var(--primary); }
.btn-white:hover { background: var(--gray-100); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover { background: var(--white); color: var(--primary); border-color: var(--white); }
.btn-outline-dark {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline-dark:hover { background: var(--primary); color: var(--white); }

/* ========== SECTIONS ========== */
.section { padding: 100px 0; }
.section-gray { background: var(--gray-100); }
.section-dark { background: var(--dark); color: var(--white); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }
.section-dark p { color: rgba(255,255,255,0.7); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .subtitle {
    display: inline-block;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-header h2 { font-size: 2.5rem; margin-bottom: 18px; }
.section-header p { max-width: 700px; margin: 0 auto; font-size: 1.05rem; }

/* ========== STATS ========== */
.stats {
    background: var(--white);
    margin-top: -50px;
    position: relative;
    z-index: 10;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-item {
    text-align: center;
    padding: 40px 20px;
    border-right: 1px solid var(--gray-200);
}
.stat-item:last-child { border-right: none; }
.stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-label { font-size: 0.95rem; color: var(--gray-500); font-weight: 500; }

/* ========== FEATURES ========== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    border: 1px solid transparent;
}
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}
.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: var(--white);
}
.feature-card h4 { font-size: 1.2rem; margin-bottom: 12px; }
.feature-card p { font-size: 0.95rem; color: var(--gray-500); }

/* ========== PRODUCTS ========== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
@media (min-width: 1200px) {
    .products-grid { grid-template-columns: repeat(4, 1fr); }
}
.product-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}
.product-image {
    height: 240px;
    overflow: hidden;
    position: relative;
}
.product-image .product-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255,255,255,0.3);
}
.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--secondary);
    color: var(--white);
    padding: 5px 14px;
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-weight: 600;
}
.product-info { padding: 25px; }
.product-info h4 { font-size: 1.15rem; margin-bottom: 10px; }
.product-info p { font-size: 0.9rem; color: var(--gray-500); margin-bottom: 18px; }
.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}
.product-link:hover { gap: 12px; color: var(--primary-dark); }

/* ========== ABOUT SECTION ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.about-image .about-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    position: relative;
}
.about-image .about-placeholder::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-md);
}
.about-image .about-placeholder span {
    font-size: 5rem;
    color: rgba(255,255,255,0.15);
}
.about-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--secondary);
    color: var(--white);
    padding: 25px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.about-experience .number { font-size: 2.5rem; font-weight: 800; font-family: 'Poppins', sans-serif; line-height: 1; }
.about-experience .text { font-size: 0.85rem; font-weight: 500; }
.about-content h2 { font-size: 2.2rem; margin-bottom: 20px; }
.about-content p { margin-bottom: 18px; font-size: 1.02rem; }
.about-list { margin: 25px 0 35px; }
.about-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-weight: 500;
}
.about-list li .check-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(0,137,123,0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

/* ========== SERVICES ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.service-card {
    display: flex;
    gap: 25px;
    padding: 35px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    transition: var(--transition);
}
.service-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
}
.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    background: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    flex-shrink: 0;
}
.service-card h4 { font-size: 1.15rem; margin-bottom: 8px; }
.service-card p { font-size: 0.9rem; }

/* ========== CTA BANNER ========== */
.cta-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 80px 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}
.cta-banner h2 { font-size: 2.4rem; color: var(--white); margin-bottom: 15px; }
.cta-banner p { font-size: 1.1rem; color: rgba(255,255,255,0.8); margin-bottom: 30px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 15px; justify-content: center; }

/* ========== CONTACT ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
}
.contact-info-card {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    transition: var(--transition);
}
.contact-info-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}
.contact-info-icon {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
    flex-shrink: 0;
}
.contact-info-card h5 { font-size: 1rem; margin-bottom: 5px; }
.contact-info-card p { font-size: 0.9rem; color: var(--gray-500); }
.contact-info-card a { color: var(--primary); font-weight: 500; }
.contact-info-card a:hover { color: var(--primary-dark); }

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.contact-form h3 { font-size: 1.6rem; margin-bottom: 25px; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--dark);
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: 'Open Sans', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition);
    background: var(--gray-100);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(21,101,192,0.1);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ========== MAP ========== */
.map-section {
    height: 400px;
    background: var(--gray-200);
    position: relative;
}
.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding-top: 80px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-about .footer-logo { margin-bottom: 20px; }
.footer-about .footer-logo .brand { font-family: 'Poppins', sans-serif; font-size: 1.5rem; font-weight: 800; color: var(--white); }
.footer-about .footer-logo .tagline { font-size: 0.7rem; color: var(--gray-500); letter-spacing: 2px; text-transform: uppercase; }
.footer-about p { font-size: 0.9rem; line-height: 1.8; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
}
.footer-social a svg { width: 1.4em; height: 1.4em; }
.footer-social a:hover { background: var(--primary); color: var(--white); }

.footer h5 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
}
.footer h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
.footer-links a::before { content: '›'; color: var(--secondary); font-weight: 700; }
.footer-links a:hover { color: var(--primary-light); padding-left: 5px; }

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    align-items: flex-start;
}
.footer-contact li .icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    font-size: 0.85rem;
    flex-shrink: 0;
    margin-top: 2px;
}
.footer-bottom {
    padding: 25px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: var(--secondary); }

/* ========== PRODUCTS PAGE ========== */
.page-hero {
    background: var(--white);
    padding: 40px 0 28px;
    text-align: left;
    color: var(--dark);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--gray-200);
}
.page-hero h1 { font-size: 2.2rem; color: var(--dark); margin-bottom: 12px; }
.page-hero p { font-size: 1.05rem; color: var(--gray-600); max-width: 650px; margin: 0; }
.page-hero .breadcrumb { margin-top: 18px; font-size: 0.85rem; color: var(--gray-500); }
.page-hero .breadcrumb a { color: var(--primary); }
.page-hero .breadcrumb a:hover { text-decoration: underline; }
.page-hero .breadcrumb-item + .breadcrumb-item::before { color: var(--gray-400); }
.page-hero .breadcrumb-item.active { color: var(--gray-600); }

/* ========== PRODUCT DETAIL ========== */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}
.product-detail-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: rgba(255,255,255,0.2);
}
.product-detail-info h2 { font-size: 2rem; margin-bottom: 15px; }
.product-detail-info .price-range {
    font-size: 1.3rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 20px;
}
.product-detail-info p { margin-bottom: 15px; font-size: 1rem; }
.product-specs { margin: 25px 0; }
.product-specs li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.95rem;
}
.product-specs li span:first-child { font-weight: 600; color: var(--dark); }

/* ========== FORM SUCCESS/ERROR ========== */
.form-message {
    padding: 15px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-weight: 500;
}
.form-success { background: rgba(0,137,123,0.1); color: var(--accent); border: 1px solid rgba(0,137,123,0.3); }
.form-error { background: rgba(229,57,53,0.1); color: #e53935; border: 1px solid rgba(229,57,53,0.3); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-content p { margin: 0 auto 35px; }
    .hero-buttons { justify-content: center; }
    .hero-visual { display: none; }
    .hero-content h1 { font-size: 2.8rem; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .stats .container { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: none; }
}

@media (max-width: 768px) {
    .hero-carousel { min-height: 75vh; }
    .hero-carousel .hero-content h1 { font-size: 2.2rem; }
    .carousel-prev, .carousel-next { width: 42px; height: 42px; font-size: 1rem; }
    .carousel-prev { left: 10px; }
    .carousel-next { right: 10px; }
    .carousel-dots { bottom: 18px; }
    .topbar { display: none; }
    .header nav { 
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--gray-200);
    }
    .header nav.active { display: flex; }
    .header nav a { padding: 12px 20px; width: 100%; text-align: center; }
    .header nav a::after { display: none; }
    .breadcrumb { flex-wrap: wrap; row-gap: 4px; }
    .nav-cta { margin-left: 0 !important; margin-top: 10px; }
    .mobile-toggle { display: block; }
    .hero { min-height: 70vh; }
    .hero-content h1 { font-size: 2.2rem; }
    .features-grid,
    .products-grid,
    .services-grid { grid-template-columns: 1fr; }
    .section-header h2 { font-size: 2rem; }
    .stat-item { border-right: none !important; }
    .stats .container { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .about-experience { position: static; display: inline-block; margin-top: 20px; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .hero-buttons { flex-direction: column; align-items: center; }
}

/* ========== 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);
}

/* ========== SCROLL TO TOP ========== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    border: none;
    z-index: 999;
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--primary-dark); transform: translateY(-5px); }

/* ========== WHATSAPP BUTTON ========== */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    z-index: 999;
    box-shadow: 0 4px 15px rgba(37,211,102,0.4);
    transition: var(--transition);
}
.whatsapp-btn:hover { transform: scale(1.1); box-shadow: 0 6px 25px rgba(37,211,102,0.5); }

/* ========== LOADING ========== */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s ease;
}
.page-loader.hidden { opacity: 0; pointer-events: none; }
.loader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ========== PRODUCT DETAIL PAGES ========== */

        .detail-hero { padding: 50px 0 80px; }
        .detail-hero > .container { width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
        .detail-hero nav.breadcrumb-nav { grid-column: 1 / -1; margin-bottom: 30px; max-width: 1200px; margin-left: auto; margin-right: auto; padding: 0 20px; }
        .breadcrumb { list-style: none !important; display: flex !important; flex-wrap: nowrap; align-items: center; gap: 4px; padding: 0 !important; margin: 0 !important; font-size: 0.85rem; color: var(--gray-500); }
        .breadcrumb-item { display: inline-flex; align-items: center; }
        .breadcrumb-item + .breadcrumb-item::before { content: '/'; margin-right: 4px; color: var(--gray-400); }
        .breadcrumb-item a { color: var(--primary); text-decoration: none; }
        .breadcrumb-item a:hover { text-decoration: underline; }
        .breadcrumb-item.active { color: var(--gray-600); }
        .detail-hero-img { border-radius: var(--radius-lg); overflow: hidden; height: 500px; }
        .detail-hero-img img { width: 100%; height: 100%; object-fit: cover; }
        .detail-gallery { display: grid; gap: 12px; align-self: start; }
        .detail-thumbs { display: flex; gap: 10px; }
        .detail-thumbs img { width: 80px; height: 80px; object-fit: cover; border-radius: var(--radius-md); cursor: pointer; border: 2px solid transparent; transition: border-color .2s; }
        .detail-thumbs img:hover, .detail-thumbs img.active { border-color: var(--primary); }
        .detail-hero-info .cat-badge { display: inline-block; background: rgba(255,143,0,0.1); color: var(--secondary); padding: 5px 14px; border-radius: var(--radius-xl); font-size: 0.8rem; font-weight: 600; margin-bottom: 15px; }
        .detail-hero-info h1 { font-size: 2.4rem; margin-bottom: 15px; }
        .detail-hero-info .desc { font-size: 1.05rem; color: var(--gray-700); margin-bottom: 25px; line-height: 1.8; }
        .specs-table { width: 100%; border-collapse: collapse; margin: 25px 0; }
        .specs-table tr { border-bottom: 1px solid var(--gray-200); }
        .specs-table td { padding: 12px 0; font-size: 0.95rem; }
        .specs-table td:first-child { font-weight: 600; color: var(--dark); width: 40%; }
        .specs-table td:last-child { color: var(--gray-700); }
        .detail-section { padding: 80px 0; }
        .detail-section h2 { font-size: 1.8rem; margin-bottom: 20px; }
        .detail-section p { font-size: 1rem; line-height: 1.8; margin-bottom: 15px; color: var(--gray-700); }
        .detail-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin: 40px 0; }
        .detail-feature { text-align: center; padding: 30px 20px; background: var(--gray-100); border-radius: var(--radius-md); }
        .detail-feature .icon { font-size: 2.5rem; margin-bottom: 12px; }
        .detail-feature h4 { font-size: 1rem; margin-bottom: 8px; }
        .detail-feature p { font-size: 0.85rem; color: var(--gray-500); }
        .use-cases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 30px 0; }
        .use-case { background: var(--white); border: 2px solid var(--gray-200); border-radius: var(--radius-md); padding: 20px; text-align: center; transition: var(--transition); }
        .use-case:hover { border-color: var(--primary); background: rgba(21,101,192,0.03); }
        .use-case .icon { font-size: 2rem; margin-bottom: 8px; }
        .use-case h5 { font-size: 0.9rem; }
        .related-products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin-top: 40px; }
        .related-card { display: flex; gap: 15px; padding: 15px; background: var(--gray-100); border-radius: var(--radius-md); transition: var(--transition); text-decoration: none; color: inherit; }
        .related-card:hover { background: var(--white); box-shadow: var(--shadow-md); }
        .related-card img { width: 80px; height: 80px; border-radius: var(--radius-sm); object-fit: cover; }
        .related-card h5 { font-size: 0.95rem; margin-bottom: 5px; }
        .related-card p { font-size: 0.8rem; color: var(--gray-500); }
        @media (max-width: 768px) { .detail-hero > .container { grid-template-columns: 1fr; gap: 30px; } .detail-hero-img { height: 300px; } .detail-features, .use-cases, .related-products { grid-template-columns: 1fr; } }
    

/* ========== PRODUCT GRID / CATEGORY ========== */


        .product-grid-page { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
        .product-card-page { background: var(--white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid var(--gray-200); }
        .product-card-page:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); border-color: transparent; }
        .product-card-page .card-img { height: 260px; overflow: hidden; position: relative; }
        .product-card-page .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .product-card-page:hover .card-img img { transform: scale(1.08); }
        .product-card-page .card-body { padding: 25px; }
        .product-card-page .card-category { display: inline-block; font-size: 0.75rem; font-weight: 600; color: var(--secondary); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
        .product-card-page .card-body h3 { font-size: 1.2rem; margin-bottom: 10px; }
        .product-card-page .card-body p { font-size: 0.9rem; color: var(--gray-500); margin-bottom: 18px; line-height: 1.6; }
        .product-card-page .card-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 600; font-size: 0.9rem; }
        .product-card-page .card-link:hover { gap: 12px; }

        .product-card-page.product-card-featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1.2fr; align-items: center; }
        .product-card-page.product-card-featured .card-img { height: 100%; min-height: 300px; }
        @media (max-width: 768px) { .product-card-page.product-card-featured { grid-template-columns: 1fr; } .product-card-page.product-card-featured .card-img { height: 220px; min-height: 0; } }

        .promo-banner { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin: 60px auto; max-width: 1200px; padding: 0 20px; }
        .promo-card { border-radius: var(--radius-lg); overflow: hidden; position: relative; min-height: 300px; display: flex; align-items: flex-end; }
        .promo-card img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; }
        .promo-card .promo-overlay { position: relative; z-index: 1; background: linear-gradient(transparent, rgba(0,0,0,0.8)); padding: 30px; width: 100%; color: var(--white); }
        .promo-card .promo-overlay h3 { color: var(--white); margin-bottom: 8px; }
        .promo-card .promo-overlay p { color: rgba(255,255,255,0.8); font-size: 0.9rem; margin-bottom: 15px; }

        @media (max-width: 768px) { .product-grid-page { grid-template-columns: 1fr !important; } .promo-banner { grid-template-columns: 1fr; } }
        @media (max-width: 1024px) { .product-grid-page { grid-template-columns: repeat(2, 1fr); } }