/* ============================================
   Concert Sound Systems - Main Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Brand Colors — accent blue from logo #4A9FE5 */
    --color-black: #0F0E0D;
    --color-white: #FFFFFF;
    --color-blue: #4A9FE5;
    --color-blue-dark: #1B6DB6;
    --color-blue-light: #7BB8EC;
    --color-blue-pale: #F3F0EC;
    --color-navy: #1A1715;
    --color-gray: #6B6560;
    --color-gray-light: #F7F5F2;
    --color-gray-dark: #2A2522;

    /* Semantic Colors */
    --color-bg: #FFFFFF;
    --color-bg-alt: #F7F5F2;
    --color-bg-dark: #1A1715;
    --color-bg-footer: #131110;
    --color-text: #2A2522;
    --color-text-light: #5C5550;
    --color-text-muted: #7D756D;
    --color-border: #D4CFC8;
    --color-accent: #1B6DB6;
    --color-accent-hover: #155A96;
    --color-success: #16a34a;
    --color-error: #dc2626;

    /* Typography */
    --font-primary: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-regular: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 5rem;

    /* Layout */
    --max-width: 1200px;
    --nav-height: 150px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Shadows — modern layered */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 10px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 20px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(74, 159, 229, 0.15);

    /* Border Radius — softer, modern */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

/* Roboto font loaded via Google Fonts CDN in header.php */

/* --- Reset & Base --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--space-sm);
}

.lead {
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-accent { color: var(--color-accent); }

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-xl) 0;
    background-color: var(--color-bg);
}

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

.section.bg-dark {
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, #1E1B18 50%, var(--color-bg-dark) 100%);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.section.bg-dark h2,
.section.bg-dark h3 {
    color: var(--color-white);
}

.section.bg-dark .section-header p {
    color: rgba(255, 255, 255, 0.7);
}

.section.bg-dark .value-item p {
    color: rgba(255, 255, 255, 0.6);
}

.section.bg-dark .btn-outline {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 0.75rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-blue), var(--color-blue-light));
    border-radius: 2px;
}

.section-header p {
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0.75rem auto 0;
    font-size: 1.125rem;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border: 2px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1;
    letter-spacing: 0.01em;
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: transparent;
    box-shadow: 0 2px 8px rgba(27, 109, 182, 0.3);
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(27, 109, 182, 0.4);
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(27, 109, 182, 0.3);
    transform: translateY(-1px);
}

.btn-white {
    background-color: var(--color-white);
    color: var(--color-blue-dark);
    border-color: var(--color-white);
}

.btn-white:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-blue-dark);
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.cta-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-md);
}

/* Safari <14.1 flexbox gap fallback */
@supports not (gap: 1rem) {
    .cta-buttons > * {
        margin: 0.5rem;
    }
}

/* --- Header & Navigation --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: var(--color-black);
    z-index: 1000;
    transition: background-color var(--transition-normal);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 100%;
    padding: 0 3rem;
}

.logo img {
    height: 150px;
    width: 150px;
    object-fit: contain;
    padding: 10px 0;
}

.logo-text {
    font-size: 0.85rem;
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-white);
}

.logo-text strong {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-blue-light);
    letter-spacing: 0.02em;
}

.main-nav .nav-list {
    display: flex;
    align-items: center;
    gap: 0;
}

.main-nav .nav-list > li > a {
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    font-size: 1.0625rem;
    padding: 0.5rem 1rem;
    transition: color var(--transition-fast);
}

.main-nav .nav-list > li > a:hover,
.main-nav .nav-list > li > a.active {
    color: var(--color-blue);
}

.main-nav .btn-nav {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 1rem;
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.has-dropdown:hover .dropdown,
.has-dropdown.open .dropdown {
    opacity: 1;
    visibility: visible;
}

.dropdown li a {
    display: block;
    padding: 0.625rem 1.25rem;
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-regular);
    transition: background-color var(--transition-fast);
}

.dropdown li a:hover,
.dropdown li a.active {
    background-color: var(--color-bg-alt);
    color: var(--color-accent);
}

/* Hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.nav-toggle.active .hamburger {
    background-color: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* --- Body offset for fixed header --- */
body {
    padding-top: var(--nav-height);
}

/* --- Hero Sections --- */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-color: var(--color-bg-dark);
    color: var(--color-white);
    overflow: hidden;
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-video {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(26, 23, 21, 0.85) 0%, rgba(27, 109, 182, 0.55) 100%);
    z-index: 1;
}

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

.hero h1 {
    color: var(--color-white);
    font-size: 4rem;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.hero .hero-subtitle {
    font-size: 1.375rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-md);
    max-width: 600px;
}

.hero .hero-services {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.02em;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-md);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-simple {
    padding: var(--space-xl) 0;
    background-color: var(--color-bg-dark);
    color: var(--color-white);
}

.hero-simple h1 {
    color: var(--color-white);
}

.hero-simple .lead {
    color: rgba(255, 255, 255, 0.85);
}

/* Service Hero */
.service-hero {
    position: relative;
    min-height: 450px;
    display: flex;
    align-items: center;
    background-color: var(--color-bg-dark);
    background-size: cover;
    background-position: center;
    color: var(--color-white);
}

.service-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(26, 23, 21, 0.9) 0%, rgba(27, 109, 182, 0.6) 100%);
}

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

.service-hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: var(--space-xs);
}

.service-hero .hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-md);
}

/* --- Services Grid --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    text-decoration: none;
    color: var(--color-text);
    display: block;
}

.service-card:hover {
    -webkit-transform: translateY(-8px);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    color: var(--color-text);
}

.service-card .service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-sm);
    background: var(--color-blue-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
}

.service-card .service-icon svg {
    width: 36px;
    height: 36px;
    display: block;
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: stroke var(--transition-normal);
}

.service-card:hover .service-icon svg {
    stroke: var(--color-white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.feature-card {
    padding: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
}

a.feature-card {
    transition: all var(--transition-normal);
}

a.feature-card:hover {
    -webkit-transform: translateY(-8px);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

a.feature-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
}

a.feature-card:hover .service-icon svg {
    stroke: var(--color-white);
}

.feature-card .service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-sm);
    background: var(--color-blue-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-card .service-icon svg {
    width: 36px;
    height: 36px;
    display: block;
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

/* --- Value Props --- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    text-align: center;
}

.value-item .value-number {
    font-size: 2.75rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.value-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-xs);
}

.value-item p {
    color: var(--color-text-light);
    font-size: 0.875rem;
}

/* --- Testimonial Cards --- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-md);
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    padding-top: var(--space-md);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all var(--transition-normal);
}

.testimonial-card::before {
    display: none;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.testimonial-card .stars {
    display: none;
}

.testimonial-card blockquote {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    font-style: italic;
}

.testimonial-card .client-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.testimonial-card .client-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.testimonial-card .client-title {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.testimonial-card .service-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-bg-alt);
    color: var(--color-blue-dark);
    font-size: 0.8125rem;
    font-weight: var(--font-weight-semibold);
    border-radius: 20px;
    margin-top: var(--space-xs);
}

/* --- CTA Section --- */
.cta-section {
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-blue-dark) 50%, var(--color-bg-dark) 100%);
    text-align: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(74, 159, 229, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(74, 159, 229, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: var(--space-md);
}

/* --- Forms --- */
.form-group {
    margin-bottom: var(--space-sm);
}

.form-group label {
    display: block;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 0.25rem;
    font-size: 0.9375rem;
}

.form-group label .required {
    color: var(--color-error);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
    background: var(--color-white);
    color: var(--color-text);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
}

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

select.form-control {
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23555' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: var(--font-weight-regular);
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    -webkit-appearance: none;
    appearance: none;
    accent-color: var(--color-accent);
    border: 2px solid var(--color-border);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    background: var(--color-white);
}

.checkbox-group input[type="checkbox"]:checked {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.checkbox-group input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

.form-message {
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-semibold);
}

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

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Field error state */
.form-control.field-error {
    border-color: var(--color-error);
}

/* Honeypot */
.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* --- Contact Info Layout --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.contact-info-item {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.contact-info-item svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    fill: var(--color-accent);
    margin-top: 3px;
}

.contact-info-item h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-info-item p,
.contact-info-item a {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

/* --- Gallery Preview (for service pages / homepage) --- */
.gallery-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-sm);
}

.gallery-preview-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    position: relative;
}

/* Safari <15 fallback for aspect-ratio */
@supports not (aspect-ratio: 4/3) {
    .gallery-preview-item {
        height: 0;
        padding-bottom: 75%; /* 3/4 = 75% */
    }
}

.gallery-preview-item::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(26, 23, 21, 0.6) 0%, rgba(74, 159, 229, 0.3) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery-preview-item:hover::after {
    opacity: 1;
}

.gallery-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.gallery-preview-item:hover img {
    transform: scale(1.08);
}

.gallery-preview-item .gallery-tag,
.gallery-link .gallery-tag {
    position: absolute;
    bottom: 0.75rem;
    left: 0.75rem;
    z-index: 2;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    font-size: 0.6875rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* --- Video Grid --- */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: var(--space-md);
}

.video-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.video-embed {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
    background: var(--color-black);
    cursor: pointer;
}

.video-embed img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    transition: opacity var(--transition-fast);
}

.video-embed:hover img {
    opacity: 0.8;
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1;
    transition: transform var(--transition-fast);
}

.video-embed:hover .video-play-btn {
    transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
    padding: var(--space-sm) var(--space-md) var(--space-md);
}

.video-title {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.video-description {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin: 0;
}

/* --- Footer --- */
.site-footer {
    background-color: var(--color-bg-footer);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-lg) 0 var(--space-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--space-sm);
}

.footer-logo img {
    height: 100px;
    width: 100px;
    object-fit: contain;
}

.footer-logo .logo-text {
    color: rgba(255, 255, 255, 0.9);
}

.footer-logo .logo-text strong {
    color: var(--color-blue-light);
}

.site-footer h3 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.site-footer ul li {
    margin-bottom: 0.5rem;
}

.site-footer ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.site-footer ul li a:hover {
    color: var(--color-white);
}

.site-footer address p {
    margin-bottom: var(--space-xs);
    font-size: 0.9375rem;
}

.site-footer address a {
    color: rgba(255, 255, 255, 0.7);
}

.site-footer address a:hover {
    color: var(--color-white);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.footer-social a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-white);
}

.footer-social svg {
    width: 24px;
    height: 24px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: var(--space-md);
    text-align: center;
    position: relative;
}

.footer-bottom::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-blue), transparent);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.25rem;
}

/* --- Lightbox (Global) --- */
.lightbox {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    flex-shrink: 1;
    min-height: 0;
}

.lightbox-caption {
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    margin-top: var(--space-sm);
    font-size: 0.9375rem;
    flex-shrink: 0;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    font-size: 2rem;
    padding: 1rem;
    transition: opacity var(--transition-fast);
    z-index: 10001;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 0.7;
}

.lightbox-close {
    top: 1rem;
    right: 1rem;
    font-size: 2.5rem;
    line-height: 1;
}

.lightbox-prev {
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

/* --- Scroll Reveal Animations --- */
.reveal {
    opacity: 0;
    -webkit-transform: translateY(30px);
    transform: translateY(30px);
    transition: opacity 0.7s ease, -webkit-transform 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

.reveal-stagger > * {
    opacity: 0;
    -webkit-transform: translateY(25px);
    transform: translateY(25px);
    transition: opacity 0.5s ease, -webkit-transform 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.revealed > * {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

.reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.revealed > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.revealed > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.revealed > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.revealed > *:nth-child(6) { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-stagger > * {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* --- Utility --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}