:root {
    --primary-color: #003366; /* Deep Navy Blue */
    --accent-color: #00AEEF; /* Cyan */
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --background: #f8faff;
    --card-bg: #ffffff;
    --gradient: linear-gradient(135deg, #003366 0%, #0154a3 100%);
    --shadow: 0 10px 30px rgba(0, 51, 102, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
}

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--background);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navbar */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.footer-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    margin-bottom: 20px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 174, 239, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 51, 102, 0.3);
}

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

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

.btn-light {
    background: var(--white);
    color: var(--primary-color);
}

.btn-light:hover {
    background: var(--accent-color);
    color: var(--white);
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: url('images/hero_bg.png') no-repeat center center/cover;
    position: relative;
    color: var(--white);
    padding-top: 80px;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 51, 102, 0.9), rgba(0, 51, 102, 0.4));
}

.hero .container {
    position: relative;
    z-index: 10;
}

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

.hero-content h2 {
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-content h1 span {
    color: var(--accent-color);
}

.hero-content p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-btns {
    display: flex;
    gap: 20px;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

/* Stats Section */
.stats {
    background: var(--white);
    padding: 60px 0;
    box-shadow: var(--shadow);
    margin-top: -50px;
    position: relative;
    z-index: 20;
    border-radius: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    text-align: center;
    gap: 40px;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item p {
    font-weight: 600;
    color: var(--text-light);
}

/* Section Common Styles */
section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-bottom: 5px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--accent-color);
    box-shadow: var(--shadow);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.service-list {
    list-style: none;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.service-list li {
    font-size: 0.9rem;
    color: var(--text-color);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-list li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    color: var(--accent-color);
    font-size: 0.8rem;
}

/* Why Us Section */
.why-us {
    background-color: var(--white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
}

.why-item {
    display: flex;
    gap: 20px;
}

.why-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 174, 239, 0.1);
    color: var(--accent-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.why-text h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.why-text p {
    font-size: 0.95rem;
    color: var(--text-light);
}

/* Catalog Grid */
.catalog {
    background: #f1f4f9;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 15px;
}

.catalog-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    aspect-ratio: 1 / 1.4;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    cursor: zoom-in;
    transition: var(--transition);
}

.catalog-item:hover {
    transform: scale(1.05);
    z-index: 10;
}

.catalog-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* CTA Banner */
.cta-banner {
    background: var(--gradient);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Footer */
footer {
    background: #001a33;
    color: var(--white);
    padding: 80px 0 20px;
}

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

.footer-info p {
    margin: 20px 0;
    opacity: 0.7;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
    margin-bottom: 25px;
    font-size: 1.2rem;
}

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

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

.footer-links ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    opacity: 1;
    padding-left: 5px;
}

.contact-list {
    list-style: none;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    opacity: 0.8;
}

.contact-list i {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.5;
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 5px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

.close-lightbox {
    position: absolute;
    top: 30px;
    right: 40px;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    z-index: 2020;
}

.lightbox-nav-prev, .lightbox-nav-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 2010;
}

.lightbox-nav-prev { left: 40px; }
.lightbox-nav-next { right: 40px; }

.lightbox-nav-prev:hover, .lightbox-nav-next:hover {
    background: var(--accent-color);
}

.lightbox-counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

/* Responsive adjustments for lightbox */
@media (max-width: 768px) {
    .lightbox-nav-prev, .lightbox-nav-next {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        padding: 10px;
    }
    .lightbox-nav-prev { left: 10px; }
    .lightbox-nav-next { right: 10px; }
}

/* Print Styles for PDF Generation */
@media print {
    body * {
        visibility: hidden;
    }
    #catalog, #catalog * {
        visibility: visible;
    }
    #catalog {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 0;
        margin: 0;
        background: white;
    }
    .section-header, #download-pdf-btn {
        display: none !important;
    }
    .catalog-grid {
        display: block !important;
    }
    .catalog-item {
        margin: 0;
        padding: 0;
        page-break-after: always;
        break-after: page;
        height: 100vh;
        width: 100vw;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: none;
        border-radius: 0;
    }
    .catalog-item img {
        width: auto;
        height: auto;
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }
}
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-info {
        grid-column: span 2;
    }
    .hero-content h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }
    .menu-toggle {
        display: block;
    }
    .hero-content {
        max-width: 100%;
        width: 100%;
        padding: 0 5px;
    }
    .hero-content h1 {
        font-size: 2rem;
        line-height: 1.2;
        word-break: break-word;
        margin-bottom: 20px;
    }
    .hero-btns {
        display: flex;
        flex-direction: column;
        gap: 8px;
        width: 100%;
        max-width: 250px; /* Limit width for smaller appearance */
        margin: 0 auto; /* Center buttons */
    }
    .hero-btns .btn {
        width: 100%;
        display: block;
        text-align: center;
        padding: 8px 15px;
        font-size: 0.85rem;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-info {
        grid-column: span 1;
    }
}

/* Floating Contact Buttons */
.floating-contact {
    position: fixed;
    right: 30px;
    bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1500;
}

.float-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.float-btn:hover {
    transform: scale(1.1) translateY(-5px);
}

.float-phone {
    background-color: #003366;
}

.float-whatsapp {
    background-color: #25D366;
}

@media (max-width: 768px) {
    .floating-contact {
        right: 20px;
        bottom: 20px;
    }
    .float-btn {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}