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

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(58, 103, 201, 0.2);
    border-top-color: var(--color-secondary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.wa-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: waFloat 2s ease-in-out infinite;
}

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

.wa-float img {
    width: 32px;
    height: 32px;
}

.wa-float-tooltip {
    position: absolute;
    right: 72px;
    background: #ffffff;
    color: #333;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateX(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.wa-float:hover .wa-float-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@keyframes waFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

:root {
    --color-primary: #003078;
    --color-secondary: #3a67c9;
    --color-accent: #6b8fdb;
    --color-accent-soft: #c5d3f0;
    --color-dark: #000037;
    --color-light: #f3f5fb;
    --color-light-blue: #e7ecf7;
    --color-gray: #5a6478;
    --color-white: #ffffff;
    --color-wa: #25D366;
    --gradient-ocean: linear-gradient(135deg, #003078 0%, #3a67c9 100%);
    --gradient-deep: linear-gradient(135deg, #000037 0%, #003078 100%);
    --gradient-soft: linear-gradient(135deg, #e7ecf7 0%, #f3f5fb 100%);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1200px;
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: var(--color-white);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-wa {
    background-color: var(--color-wa);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.btn-wa:hover {
    background-color: #1da851;
    color: #ffffff;
    transform: translateY(-2px);
}

.contact-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
    vertical-align: middle;
    margin-right: 6px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.site-header .container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    flex-wrap: nowrap;
}

.site-branding {
    flex-shrink: 0;
}

.site-logo img {
    height: 50px;
    width: auto;
    max-width: 180px;
    background-color: var(--color-light);
}

.main-navigation {
    display: flex;
    align-items: center;
    gap: 24px;
}

.main-navigation .btn-wa {
    padding: 10px 20px;
    font-size: 0.9rem;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-menu li {
    margin: 0;
    padding: 0;
}

.nav-menu li a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-primary);
    padding: 8px 0;
    display: inline-block;
    white-space: nowrap;
}

.nav-menu li a {
    font-weight: 500;
    color: var(--color-primary);
    padding: 8px 0;
}

.nav-menu li a:hover {
    color: var(--color-secondary);
}

.nav-menu li a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width 0.3s ease;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.hero-section {
    padding: 100px 0;
    position: relative;
    color: var(--color-white);
    overflow: hidden;
}

.hero-bg-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero-bg.active {
    opacity: 1;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 48, 120, 0.88) 0%, rgba(58, 103, 201, 0.75) 100%);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 700px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.15rem;
    opacity: 0.9;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-tagline {
    font-size: 1.4rem;
    font-weight: 600;
    color: #a8c5f5;
    margin-bottom: 16px;
}

.page-hero {
    padding: 80px 0;
    background: var(--gradient-ocean);
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
}

.page-hero::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.page-hero p {
    font-size: 1.15rem;
    opacity: 0.9;
}

.services-section {
    padding: 100px 0;
    background-color: var(--color-light);
    position: relative;
    overflow: hidden;
}

.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-ocean);
}

.services-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 40px solid rgba(0, 48, 120, 0.04);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-header::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-ocean);
    margin: 20px auto 0;
    border-radius: 2px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--color-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-ocean);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 48, 120, 0.15);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #e7f3f9, #d4ecf7);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-ocean);
}

.service-card:hover .service-icon img {
    filter: brightness(0) invert(1);
}

.service-icon img {
    width: 40px;
    height: 40px;
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-gray);
    line-height: 1.7;
}

.about-section {
    padding: 100px 0;
    background: var(--gradient-soft);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(0, 48, 120, 0.06);
}

.about-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(72, 202, 228, 0.05);
}

.about-section .container {
    position: relative;
    z-index: 1;
}

.about-grid {
    max-width: 100%;
}

.about-header {
    text-align: center;
    margin-bottom: 50px;
}

.about-header::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-ocean);
    margin: 20px auto 0;
    border-radius: 2px;
}

.about-header h2 {
    font-size: 2.2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.about-header p {
    color: var(--color-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 24px;
    margin-bottom: 50px;
}

.stat-card {
    background: var(--color-white);
    padding: 32px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border-top: 3px solid var(--color-secondary);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 48, 120, 0.15);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-secondary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-gray);
    font-weight: 500;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.about-feature {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
}

.about-feature:hover {
    box-shadow: 0 6px 20px rgba(0, 48, 120, 0.12);
}

.about-feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--gradient-ocean);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-feature-icon img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
}

.about-feature-text h4 {
    font-size: 1.05rem;
    color: var(--color-primary);
    margin-bottom: 6px;
}

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

.about-image img {
    border-radius: 12px;
    width: 100%;
    min-height: 350px;
    background-color: var(--color-light);
}

.cta-section {
    padding: 100px 0;
    background: var(--gradient-ocean);
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.15rem;
    opacity: 0.95;
    margin-bottom: 32px;
}

.cta-section .btn-primary {
    background-color: var(--color-white);
    color: var(--color-secondary);
}

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

.cta-section .btn-wa {
    background-color: var(--color-white);
    color: var(--color-wa);
}

.cta-section .btn-wa:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.markets-section {
    padding: 80px 0;
}

.markets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.market-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    border-left: 4px solid var(--color-secondary);
    position: relative;
    overflow: hidden;
}

.market-card::after {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: rgba(0, 48, 120, 0.06);
    transition: transform 0.5s ease;
}

.market-card:hover::after {
    transform: scale(1.5);
}

.market-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 48, 120, 0.15);
    border-left-color: var(--color-accent);
}

.market-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    background-color: var(--color-light);
    border-radius: 12px;
    position: relative;
    z-index: 1;
}

.market-card h3,
.market-card p {
    position: relative;
    z-index: 1;
}

.market-card h3 {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.market-card p {
    color: var(--color-gray);
    line-height: 1.7;
}

.service-detail {
    padding: 80px 0;
}

.service-detail.alt-bg {
    background-color: var(--color-light);
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.service-detail-grid.reverse {
    direction: rtl;
}

.service-detail-grid.reverse > * {
    direction: ltr;
}

.service-detail-content h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.service-detail-content p {
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
    color: var(--color-gray);
    border-bottom: 1px solid var(--color-light);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: 700;
}

.service-detail-image img {
    border-radius: 12px;
    width: 100%;
    height: 100%;
    min-height: 300px;
    object-fit: cover;
    background-color: var(--color-light);
}

.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 32px;
}

.contact-item {
    margin-bottom: 24px;
}

.contact-item h4 {
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.contact-item p {
    color: var(--color-gray);
    line-height: 1.7;
}

.contact-item a {
    color: var(--color-secondary);
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-info .btn-wa {
    margin-top: 16px;
}

.contact-map img {
    border-radius: 12px;
    width: 100%;
    min-height: 400px;
    background-color: var(--color-light);
}

.gallery-section {
    padding: 80px 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 250px;
    gap: 16px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    background-color: var(--color-light);
}

.gallery-item.tall {
    grid-row: span 2;
}

.gallery-item.wide {
    grid-column: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
    filter: brightness(0.7);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay span {
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.hero-content {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-content h1 {
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.1s forwards;
}

.hero-content .hero-tagline {
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.3s forwards;
}

.hero-content .hero-subtitle {
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.5s forwards;
}

.hero-content .btn {
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.7s forwards;
}

.page-hero h1 {
    opacity: 0;
    animation: fadeInUp 0.7s ease forwards;
}

.page-hero p {
    opacity: 0;
    animation: fadeInUp 0.7s ease 0.2s forwards;
}

.section-header {
    opacity: 0;
    animation: fadeInUp 0.7s ease forwards;
}

.service-card,
.market-card {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.service-card:nth-child(1),
.market-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2),
.market-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3),
.market-card:nth-child(3) { animation-delay: 0.3s; }
.market-card:nth-child(4) { animation-delay: 0.4s; }

.about-header {
    opacity: 0;
    animation: fadeInUp 0.7s ease forwards;
}

.stat-card {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

.about-feature {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.about-feature:nth-child(1) { animation-delay: 0.15s; }
.about-feature:nth-child(2) { animation-delay: 0.3s; }
.about-feature:nth-child(3) { animation-delay: 0.45s; }
.about-feature:nth-child(4) { animation-delay: 0.6s; }

.about-content,
.about-image,
.service-detail-content,
.service-detail-image,
.contact-info,
.contact-map {
    animation: fadeInUp 0.7s ease forwards;
}

.gallery-item {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.gallery-item:nth-child(3n+1) { animation-delay: 0.1s; }
.gallery-item:nth-child(3n+2) { animation-delay: 0.25s; }
.gallery-item:nth-child(3n+3) { animation-delay: 0.4s; }

.cta-content {
    animation: fadeInUp 0.6s ease forwards;
}

.footer-links a {
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-secondary);
    padding-left: 4px;
}

.site-footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 80px 0 0;
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-ocean);
}

.site-footer::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 60px solid rgba(0, 48, 120, 0.03);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 1;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-heading {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--color-white);
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

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

.footer-menu a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-menu a:hover {
    color: var(--color-secondary);
}

@media (min-width: 2560px) {
    :root {
        --container-max: 1600px;
    }

    body {
        font-size: 18px;
    }

    .hero-content h1 {
        font-size: 4rem;
    }

    .hero-tagline {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .section-header h2,
    .about-content h2,
    .cta-content h2 {
        font-size: 2.8rem;
    }
}

@media (min-width: 1536px) and (max-width: 1920px) {
    :root {
        --container-max: 1400px;
    }
}

@media (min-width: 1280px) and (max-width: 1535px) {
    :root {
        --container-max: 1200px;
    }
}

@media (min-width: 1024px) and (max-width: 1279px) {
    :root {
        --container-max: 960px;
    }

    .nav-menu {
        gap: 20px;
    }

    .hero-content h1 {
        font-size: 2.6rem;
    }

    .services-grid {
        gap: 20px;
    }

    .service-card {
        padding: 30px 24px;
    }

    .footer-grid {
        grid-template-columns: 1.2fr 1fr 1fr 1fr;
        gap: 30px;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    :root {
        --container-max: 720px;
    }

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

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

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

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

    .about-features {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

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

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 220px;
    }

    .gallery-item.wide {
        grid-column: span 2;
    }

    .service-detail-grid,
    .service-detail-grid.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
        gap: 40px;
    }

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

@media (min-width: 600px) and (max-width: 767px) {
    :root {
        --container-max: 560px;
    }

    .menu-toggle {
        display: block;
        z-index: 1001;
    }

    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        display: none;
        flex-direction: column;
        padding: 20px;
        width: 100%;
    }

    .main-navigation.active {
        display: flex;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--color-light);
        font-size: 1rem;
    }

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

    .main-navigation .btn-wa {
        margin-top: 16px;
        text-align: center;
        width: 100%;
        justify-content: center;
    }

    .header-inner {
        position: relative;
    }

    .hero-section {
        padding: 70px 0;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .markets-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 180px;
    }

    .gallery-item.tall {
        grid-row: span 1;
    }

    .gallery-item.wide {
        grid-column: span 2;
    }
}

@media (min-width: 415px) and (max-width: 599px) {
    .container {
        padding: 0 16px;
    }

    .menu-toggle {
        display: block;
        z-index: 1001;
    }

    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        display: none;
        flex-direction: column;
        padding: 20px;
        width: 100%;
    }

    .main-navigation.active {
        display: flex;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--color-light);
    }

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

    .main-navigation .btn-wa {
        margin-top: 16px;
        text-align: center;
        width: 100%;
        justify-content: center;
    }

    .header-inner {
        position: relative;
    }

    .hero-section {
        padding: 50px 0;
    }

    .hero-content h1 {
        font-size: 1.9rem;
    }

    .hero-tagline {
        font-size: 1.1rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .page-hero {
        padding: 50px 0;
    }

    .page-hero h1 {
        font-size: 1.8rem;
    }

    .services-section,
    .about-section,
    .markets-section,
    .service-detail,
    .contact-section {
        padding: 50px 0;
    }

    .section-header h2,
    .about-content h2,
    .cta-content h2,
    .service-detail-content h2,
    .contact-info h2 {
        font-size: 1.6rem;
    }

    .services-grid,
    .markets-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 220px;
    }

    .gallery-item.tall,
    .gallery-item.wide {
        grid-row: span 1;
        grid-column: span 1;
    }

    .about-grid,
    .service-detail-grid,
    .service-detail-grid.reverse,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        direction: ltr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .cta-section {
        padding: 50px 0;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

@media (min-width: 360px) and (max-width: 414px) {
    .container {
        padding: 0 16px;
    }

    .menu-toggle {
        display: block;
        z-index: 1001;
    }

    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        display: none;
        flex-direction: column;
        padding: 16px;
        width: 100%;
    }

    .main-navigation.active {
        display: flex;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--color-light);
    }

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

    .main-navigation .btn-wa {
        margin-top: 12px;
        text-align: center;
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
    }

    .header-inner {
        position: relative;
        padding: 10px 0;
    }

    .site-logo img {
        height: 40px;
    }

    .hero-section {
        padding: 40px 0;
    }

    .hero-content h1 {
        font-size: 1.7rem;
        line-height: 1.3;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        margin-bottom: 24px;
    }

    .page-hero {
        padding: 40px 0;
    }

    .page-hero h1 {
        font-size: 1.6rem;
    }

    .page-hero p {
        font-size: 0.95rem;
    }

    .services-section,
    .about-section,
    .markets-section,
    .service-detail,
    .contact-section {
        padding: 40px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .section-header h2,
    .about-content h2,
    .cta-content h2,
    .service-detail-content h2,
    .contact-info h2 {
        font-size: 1.5rem;
    }

    .section-header p {
        font-size: 0.95rem;
    }

    .services-grid,
    .markets-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-card,
    .market-card {
        padding: 28px 20px;
    }

    .service-card h3,
    .market-card h3 {
        font-size: 1.15rem;
    }

    .service-card p,
    .market-card p {
        font-size: 0.9rem;
    }

    .about-grid,
    .service-detail-grid,
    .service-detail-grid.reverse,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        direction: ltr;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .about-content p,
    .service-detail-content p {
        font-size: 0.95rem;
    }

    .market-reach {
        padding: 20px;
    }

    .market-list li {
        padding: 6px 12px;
        font-size: 0.85rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-heading {
        font-size: 1rem;
        margin-bottom: 16px;
    }

    .footer-col p,
    .footer-links a {
        font-size: 0.9rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
        padding: 20px 0;
    }

    .footer-bottom p {
        font-size: 0.85rem;
    }

    .cta-section {
        padding: 40px 0;
    }

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

    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .btn-lg {
        padding: 14px 24px;
        font-size: 0.95rem;
    }
}

@media (max-width: 359px) {
    .container {
        padding: 0 12px;
    }

    .menu-toggle {
        display: block;
        z-index: 1001;
    }

    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        display: none;
        flex-direction: column;
        padding: 12px;
        width: 100%;
    }

    .main-navigation.active {
        display: flex;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--color-light);
        font-size: 0.95rem;
    }

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

    .main-navigation .btn-wa {
        margin-top: 12px;
        text-align: center;
        width: 100%;
        justify-content: center;
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .header-inner {
        position: relative;
        padding: 8px 0;
    }

    .site-logo img {
        height: 36px;
    }

    .hero-section {
        padding: 32px 0;
    }

    .hero-content h1 {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .hero-tagline {
        font-size: 0.95rem;
        margin-bottom: 12px;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }

    .page-hero {
        padding: 32px 0;
    }

    .page-hero h1 {
        font-size: 1.4rem;
    }

    .page-hero p {
        font-size: 0.9rem;
    }

    .services-section,
    .about-section,
    .markets-section,
    .service-detail,
    .contact-section {
        padding: 32px 0;
    }

    .section-header {
        margin-bottom: 32px;
    }

    .section-header h2,
    .about-content h2,
    .cta-content h2,
    .service-detail-content h2,
    .contact-info h2 {
        font-size: 1.3rem;
    }

    .section-header p {
        font-size: 0.9rem;
    }

    .services-grid,
    .markets-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .gallery-section {
        padding: 32px 0;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 180px;
        gap: 12px;
    }

    .gallery-item.tall,
    .gallery-item.wide {
        grid-row: span 1;
        grid-column: span 1;
    }

    .gallery-overlay {
        padding: 12px;
    }

    .gallery-overlay span {
        font-size: 0.9rem;
    }

    .service-card,
    .market-card {
        padding: 24px 16px;
    }

    .service-icon,
    .market-icon {
        width: 48px;
        height: 48px;
    }

    .service-card h3,
    .market-card h3 {
        font-size: 1.1rem;
    }

    .service-card p,
    .market-card p {
        font-size: 0.85rem;
    }

    .about-grid,
    .service-detail-grid,
    .service-detail-grid.reverse,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        direction: ltr;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .about-content p,
    .service-detail-content p {
        font-size: 0.9rem;
    }

    .market-reach {
        padding: 16px;
        margin-top: 24px;
    }

    .market-reach h3 {
        font-size: 1rem;
    }

    .market-list {
        gap: 8px;
    }

    .market-list li {
        padding: 6px 10px;
        font-size: 0.8rem;
    }

    .service-features li {
        padding: 8px 0;
        padding-left: 24px;
        font-size: 0.9rem;
    }

    .contact-item {
        margin-bottom: 20px;
    }

    .contact-item h4 {
        font-size: 0.95rem;
    }

    .contact-item p {
        font-size: 0.9rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .footer-heading {
        font-size: 0.95rem;
        margin-bottom: 12px;
    }

    .footer-col p,
    .footer-links a,
    .footer-links li {
        font-size: 0.85rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
        padding: 16px 0;
    }

    .footer-bottom p {
        font-size: 0.8rem;
    }

    .cta-section {
        padding: 32px 0;
    }

    .cta-content h2 {
        margin-bottom: 12px;
    }

    .cta-content p {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }

    .btn {
        padding: 10px 18px;
        font-size: 0.85rem;
    }

    .btn-lg {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .about-image img,
    .service-detail-image img,
    .contact-map img {
        min-height: 200px;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #6b8fdb;
        --color-secondary: #3a67c9;
        --color-accent: #94b3e8;
        --color-dark: #0a0a2e;
        --color-light: #1a1a4a;
        --color-gray: #a0aec4;
        --color-white: #0d0d30;
        --color-text: #e8ecf8;
        --color-card-bg: #151545;
    }

    body {
        color: var(--color-text);
        background-color: var(--color-white);
    }

    .site-header {
        background-color: var(--color-dark);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .nav-menu li a {
        color: var(--color-text);
    }

    .nav-menu li a::after {
        background-color: var(--color-accent);
    }

    .main-navigation {
        background-color: var(--color-dark);
    }

    .nav-menu li a {
        border-bottom-color: var(--color-light);
    }

    .hero-section {
        background: linear-gradient(135deg, var(--color-dark) 0%, #0d2137 100%);
    }

    .hero-section .hero-content h1,
    .hero-section .hero-content p,
    .hero-section .hero-tagline,
    .hero-section .hero-subtitle {
        color: #ffffff;
    }

    .hero-section .hero-tagline {
        color: var(--color-accent);
    }

    .page-hero {
        background: linear-gradient(135deg, var(--color-dark) 0%, #0d2137 100%);
    }

    .page-hero h1,
    .page-hero p {
        color: #ffffff;
    }

    .cta-section {
        background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-dark) 100%);
    }

    .cta-section .cta-content h2,
    .cta-section .cta-content p {
        color: #ffffff;
    }

    .cta-section .btn-wa {
        background-color: #ffffff;
        color: var(--color-dark);
    }

    .cta-section .btn-wa:hover {
        background-color: var(--color-accent);
        color: var(--color-dark);
    }

    .services-section {
        background-color: var(--color-dark);
    }

    .service-card,
    .market-card {
        background-color: var(--color-card-bg);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }

    .service-card h3,
    .market-card h3 {
        color: var(--color-accent);
    }

    .service-card p,
    .market-card p {
        color: var(--color-gray);
    }

    .service-icon,
    .market-icon {
        background-color: var(--color-light);
    }

    .about-section {
        background: var(--color-dark);
    }

    .about-section::before,
    .about-section::after {
        background: rgba(72, 202, 228, 0.03);
    }

    .about-header h2,
    .section-header h2 {
        color: var(--color-accent);
    }

    .about-header p,
    .section-header p {
        color: var(--color-gray);
    }

    .stat-card,
    .about-feature {
        background-color: var(--color-card-bg);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }

    .stat-number {
        color: var(--color-accent);
    }

    .stat-label {
        color: var(--color-gray);
    }

    .about-feature-text h4 {
        color: var(--color-accent);
    }

    .about-feature-text p {
        color: var(--color-gray);
    }

    .service-detail-image img,
    .contact-map img {
        background-color: var(--color-light);
    }

    .page-hero {
        background: linear-gradient(135deg, var(--color-dark) 0%, #0d2137 100%);
    }

    .markets-section,
    .contact-section {
        background-color: var(--color-white);
    }

    .service-detail {
        background-color: var(--color-white);
    }

    .service-detail.alt-bg {
        background-color: var(--color-dark);
    }

    .service-detail-content h2,
    .contact-info h2 {
        color: var(--color-accent);
    }

    .service-detail-content p,
    .contact-item p {
        color: var(--color-gray);
    }

    .service-features li {
        color: var(--color-gray);
        border-bottom-color: var(--color-light);
    }

    .contact-item h4 {
        color: var(--color-accent);
    }

    .contact-item a {
        color: var(--color-secondary);
    }

    .site-footer {
        background-color: #060d16;
        color: rgba(255, 255, 255, 0.7);
    }

    .footer-heading {
        color: #ffffff;
    }

    .footer-col p,
    .footer-links li,
    .footer-links a {
        color: rgba(255, 255, 255, 0.7);
    }

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

    .footer-bottom p {
        color: rgba(255, 255, 255, 0.6);
    }

    .footer-grid {
        border-bottom-color: rgba(255, 255, 255, 0.05);
    }

    .gallery-section {
        background-color: var(--color-white);
    }

    .gallery-item {
        background-color: var(--color-light);
    }

    .gallery-overlay {
        background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    }

    .hamburger,
    .hamburger::before,
    .hamburger::after {
        background-color: var(--color-text);
    }

    .site-logo img {
        background-color: transparent;
    }

    .btn-wa {
        background-color: var(--color-wa);
        color: #ffffff;
    }

    .cta-section .btn-wa {
        background-color: #ffffff;
        color: #0d1b2a;
    }

    .cta-section .btn-wa .btn-icon {
        filter: none;
    }

    .cta-section .btn-wa:hover {
        background-color: var(--color-accent);
        color: #0d1b2a;
    }
}