:root {
    /* Dark Theme (Default) */
    --bg-color: #0a0a0a;
    --surface-color: #1a1a1a;
    --text-primary: #e5e4e2;
    --text-secondary: #a0a0a0;
    --accent-color: #034794;
    /* Corporate Blue */
    --accent-hover: #023670;
    --nav-bg: rgba(10, 10, 10, 0.8);
    --border-color: rgba(229, 228, 226, 0.1);
    --card-shadow: rgba(0, 0, 0, 0.3);

    --steel-color: #4a4a4a;
    --container-width: 1200px;
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    /* Light Theme */
    --bg-color: #f8f9fa;
    --surface-color: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #5a5a5a;
    --nav-bg: rgba(255, 255, 255, 0.9);
    --border-color: rgba(3, 71, 148, 0.1);
    --card-shadow: rgba(3, 71, 148, 0.1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.site-header {
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    padding: 1.5rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.site-header.scrolled {
    background: var(--nav-bg);
    padding: 1rem 0;
    box-shadow: 0 5px 15px var(--card-shadow);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.logo-sub {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 4px;
    color: var(--accent-color);
    margin-top: -5px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.main-nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
    opacity: 0.7;
}

.main-nav a:hover {
    color: var(--accent-color);
    opacity: 1;
}

/* Theme Toggle Button */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    padding: 0;
}

.theme-toggle:hover {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

/* Hero Section */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(10, 10, 10, 0.7), rgba(10, 10, 10, 0.9)), url('../img/banner1.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    padding: 120px 0 80px;
}

[data-theme="light"] .hero {
    background: linear-gradient(rgba(248, 249, 250, 0.8), rgba(248, 249, 250, 0.95)), url('../img/banner1.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: #fff !important;
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.cta-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(3, 71, 148, 0.2);
}

/* Sections */
section {
    padding: 6rem 0;
}

h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--surface-color);
    padding: 3rem;
    border-radius: 8px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.5s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px var(--card-shadow);
}

.card:hover {
    border-color: var(--accent-color);
    transform: translateY(-10px);
    box-shadow: 0 10px 30px var(--card-shadow);
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

/* Footer */
.site-footer {
    position: relative;
    background: linear-gradient(rgba(5, 5, 5, 0.85), rgba(5, 5, 5, 0.95)), url('../img/footer.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 6rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

[data-theme="light"] .site-footer {
    background: linear-gradient(rgba(248, 249, 250, 0.75), rgba(248, 249, 250, 0.9)), url('../img/footer.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-grid h3,
.footer-grid h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-grid p,
.footer-grid a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    display: block;
}

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

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(3, 71, 148, 0.1);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--accent-color);
    transition: var(--transition-smooth);
    font-weight: 800;
    text-decoration: none;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--accent-color);
    color: #fff;
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Responsive */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 2000;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-smooth);
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--bg-color);
        padding: 8rem 2rem;
        transition: var(--transition-smooth);
        z-index: 999;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .main-nav a {
        font-size: 1.5rem;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(4px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(2) {
        transform: translateY(-4px) rotate(-45deg);
    }

    .menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        z-index: 998;
    }

    .menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }

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

/* Instagram Gallery Styling */
.instagram-btn {
    padding: 0.8rem 1.5rem;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
}

.instagram-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(220, 39, 67, 0.4);
}

.insta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.insta-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 4px;
    background: var(--surface-color);
}

.insta-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.insta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.insta-icon {
    font-size: 2rem;
    color: #fff;
    font-weight: 800;
}

.insta-item:hover img {
    transform: scale(1.1);
}

.insta-item:hover .insta-overlay {
    opacity: 1;
}

@media (max-width: 900px) {
    .insta-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .insta-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 1.5rem;
    }
}

/* Google Map Theme Support */
.google-map {
    filter: grayscale(1) invert(0.9) contrast(1.2);
    transition: var(--transition-smooth);
}

[data-theme="light"] .google-map {
    filter: grayscale(0.2) invert(0) contrast(1);
}

/* Logo Theme Support */
.logo-dark {
    display: block !important;
}

.logo-light {
    display: none !important;
}

[data-theme="light"] .logo-dark {
    display: none !important;
}

[data-theme="light"] .logo-light {
    display: block !important;
}

/* Footer Logo (Uses theme-specific files, no filter needed) */
.footer-logo {
    filter: none !important;
    transition: var(--transition-smooth);
}

/* Header Logo (Uses color filters for logo.svg) */
.header-logo {
    transition: var(--transition-smooth);
}

/* Default (Dark Mode) Header Logo is white 
.header-logo.logo-dark {
    filter: brightness(0) invert(1);
} */

/* Light Mode Header Logo is Corporate Blue (#034794) 
[data-theme="light"] .header-logo.logo-light {
    filter: invert(15%) sepia(99%) saturate(3015%) hue-rotate(205deg) brightness(97%) contrast(106%);
} */