/* 
================================================================================
   Indian Contractor - Core Stylesheet
   Version: 1.0.0
   Colors: Dark Blue (#0B3C5D), Orange (#F57C00), White, Light Grey (#F4F6F9)
================================================================================
*/

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

:root {
    --primary-color: #0B3C5D;
    --primary-dark: #06263b;
    --primary-light: #125785;
    --accent-color: #F57C00;
    --accent-dark: #cc6700;
    --accent-light: #ff9524;
    --bg-light: #f4f6f9;
    --bg-white: #ffffff;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 2px 8px rgba(11, 60, 93, 0.05);
    --shadow-md: 0 10px 30px rgba(11, 60, 93, 0.08);
    --shadow-lg: 0 20px 40px rgba(11, 60, 93, 0.12);
}

/* 1. General & Layout resets */
body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-color);
}

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

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

/* Section Spacing */
.section-padding {
    padding: 90px 0;
}
@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
}

/* Section Header Utility */
.section-title {
    position: relative;
    padding-bottom: 20px;
    margin-bottom: 25px;
    font-weight: 800;
    font-size: 2.25rem;
}
@media (max-width: 768px) {
    .section-title {
        font-size: 1.85rem;
    }
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}
.section-title-center {
    position: relative;
    padding-bottom: 20px;
    margin-bottom: 25px;
    text-align: center;
    font-weight: 800;
    font-size: 2.25rem;
}
@media (max-width: 768px) {
    .section-title-center {
        font-size: 1.85rem;
    }
}
.section-title-center::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

/* Custom Backgrounds */
.bg-light-grey {
    background-color: var(--bg-light);
}
.bg-dark-blue {
    background-color: var(--primary-color);
    color: var(--bg-white);
}
.bg-dark-blue h1, 
.bg-dark-blue h2, 
.bg-dark-blue h3, 
.bg-dark-blue h4 {
    color: var(--bg-white);
}

/* 2. Custom Buttons */
.btn-premium-primary {
    background-color: var(--primary-color);
    color: var(--bg-white) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 4px;
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.btn-premium-primary:hover {
    background-color: transparent;
    color: var(--primary-color) !important;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-premium-accent {
    background-color: var(--accent-color);
    color: var(--bg-white) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 4px;
    border: 2px solid var(--accent-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.btn-premium-accent:hover {
    background-color: transparent;
    color: var(--accent-color) !important;
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-premium-outline {
    background-color: transparent;
    color: var(--primary-color) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 4px;
    border: 2px solid var(--primary-color);
    transition: var(--transition-smooth);
}
.btn-premium-outline:hover {
    background-color: var(--primary-color);
    color: var(--bg-white) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-premium-outline-white {
    background-color: transparent;
    color: var(--bg-white) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 4px;
    border: 2px solid var(--bg-white);
    transition: var(--transition-smooth);
}
.btn-premium-outline-white:hover {
    background-color: var(--bg-white);
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* 3. Sticky Navigation */
.navbar-top-bar {
    background-color: var(--primary-dark);
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.navbar-top-bar a:hover {
    color: var(--accent-color) !important;
}

.navbar-brand-img {
    max-height: 50px;
}
.navbar {
    transition: var(--transition-smooth);
    padding: 18px 0;
    background-color: var(--bg-white);
}
.navbar.navbar-sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    box-shadow: var(--shadow-md);
    padding: 12px 0;
    animation: slideDown 0.4s ease-out;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary-color) !important;
    padding: 8px 16px !important;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition-smooth);
}
.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 32px);
}
.nav-link:hover,
.nav-link.active {
    color: var(--accent-color) !important;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* 4. Hero Banner */
.hero-banner {
    position: relative;
    min-height: 85vh;
    height: auto;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: var(--primary-dark);
    color: var(--bg-white);
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(11, 60, 93, 0.92) 0%, rgba(6, 38, 59, 0.75) 100%);
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    padding: 80px 0;
}
.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--bg-white) !important;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }
}
@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }
}
.hero-subtitle {
    font-size: 1.35rem;
    font-weight: 400;
    max-width: 650px;
    margin-bottom: 35px;
    color: rgba(255, 255, 255, 0.85);
}
.hero-title span {
    color: var(--accent-color);
}

/* 5. Service Cards Grid */
.service-card {
    background-color: var(--bg-white);
    border: 1px solid rgba(11, 60, 93, 0.06);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(245, 124, 0, 0.2);
}
.service-img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}
.service-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}
.service-card:hover .service-img-wrapper img {
    transform: scale(1.08);
}
.service-icon-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    width: 55px;
    height: 55px;
    background-color: var(--accent-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 4px 10px rgba(245, 124, 0, 0.3);
    z-index: 3;
    border: 3px solid var(--bg-white);
    transition: var(--transition-smooth);
}
.service-card:hover .service-icon-badge {
    background-color: var(--primary-color);
    transform: rotate(360deg);
    box-shadow: 0 4px 10px rgba(11, 60, 93, 0.3);
}
.service-body {
    padding: 30px 25px 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.service-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    transition: var(--transition-smooth);
}
.service-card:hover .service-card-title {
    color: var(--accent-color);
}
.service-text {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    flex-grow: 1;
}
.service-btn {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}
.service-btn i {
    font-size: 0.8rem;
    transition: var(--transition-smooth);
}
.service-card:hover .service-btn {
    color: var(--accent-color);
}
.service-card:hover .service-btn i {
    transform: translateX(4px);
}

/* 6. Why Choose Us Section */
.why-icon-box {
    background-color: var(--bg-white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition-smooth);
    height: 100%;
}
.why-icon-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--accent-color);
}
.why-icon-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(11, 60, 93, 0.06);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: var(--transition-smooth);
}
.why-icon-box:hover .why-icon-circle {
    background-color: var(--accent-color);
    color: var(--bg-white);
}

/* 7. Stats Counter Section */
.stats-counter-bg {
    background: linear-gradient(135deg, rgba(11, 60, 93, 0.96) 0%, rgba(6, 38, 59, 0.96) 100%), url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?q=80&w=1200&auto=format&fit=crop') center/cover;
    color: var(--bg-white);
}
.counter-box {
    text-align: center;
    padding: 20px;
}
.counter-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 5px;
}
.counter-title {
    font-size: 1rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.8);
}

/* 8. Construction Process Steps */
.process-flow {
    position: relative;
}
.process-card {
    text-align: center;
    position: relative;
    z-index: 2;
}
.process-badge {
    width: 70px;
    height: 70px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 4px solid var(--bg-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}
.process-card:hover .process-badge {
    background-color: var(--accent-color);
    transform: scale(1.1);
}

/* 9. Testimonials Slider */
.testimonial-card {
    background-color: var(--bg-white);
    border-radius: 8px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    position: relative;
    margin: 15px 5px;
    border: 1px solid rgba(11, 60, 93, 0.04);
}
.testimonial-quote {
    position: absolute;
    top: 25px;
    right: 35px;
    font-size: 4rem;
    color: rgba(11, 60, 93, 0.06);
    line-height: 1;
}
.testimonial-stars {
    color: var(--accent-color);
    margin-bottom: 15px;
}
.testimonial-text {
    font-size: 1rem;
    color: var(--text-dark);
    font-style: italic;
    margin-bottom: 25px;
    position: relative;
    z-index: 2;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}
.testimonial-author-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(11, 60, 93, 0.1);
}
.testimonial-author-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 2px;
}
.testimonial-author-title {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 10. FAQ Accordions */
.accordion-item {
    border: 1px solid rgba(11, 60, 93, 0.08);
    border-radius: 8px !important;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.accordion-button {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary-color) !important;
    background-color: var(--bg-white);
    padding: 20px 25px;
}
.accordion-button:not(.collapsed) {
    background-color: rgba(11, 60, 93, 0.03);
    box-shadow: none;
}
.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B3C5D'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-button:not(.collapsed)::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23F57C00'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-body {
    padding: 20px 25px;
    background-color: var(--bg-white);
    color: var(--text-muted);
}

/* 11. Breadcrumbs Page Header */
.page-header {
    background: linear-gradient(135deg, rgba(11, 60, 93, 0.95) 0%, rgba(6, 38, 59, 0.85) 100%), url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?q=80&w=1200&auto=format&fit=crop') center/cover;
    color: var(--bg-white);
    padding: 80px 0;
    margin-bottom: 0;
}
.page-header h1 {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 10px;
}
.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
}
.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.5);
    content: "\f105";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
}
.breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
}
.breadcrumb-item a:hover {
    color: var(--accent-color);
}
.breadcrumb-item.active {
    color: var(--accent-color);
}

/* 12. Floating Action Controls */
.floating-controls {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1040;
}

.float-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white) !important;
    font-size: 1.6rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
}
.float-btn:hover {
    transform: scale(1.1) translateY(-3px);
}

.float-whatsapp {
    background-color: #25d366;
}
.float-phone {
    background-color: #007bff;
    display: none; /* Shown on small viewports */
}
.float-scroll-top {
    background-color: var(--accent-color);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}
.float-scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .float-phone {
        display: flex;
    }
    .floating-controls {
        bottom: 20px;
        right: 20px;
        gap: 10px;
    }
    .float-btn {
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }
}

/* 13. Contact Info and Form */
.contact-info-card {
    background-color: var(--bg-white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(11, 60, 93, 0.06);
    height: 100%;
}
.contact-info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}
.contact-info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(245, 124, 0, 0.1);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}
.contact-info-text h5 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 5px;
}
.contact-info-text p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
}
.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(11, 60, 93, 0.08);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--accent-color);
}
.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.25rem rgba(245, 124, 0, 0.15);
}

/* 14. Projects Gallery & Filtering */
.project-filter-btn {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary-color);
    background-color: rgba(11, 60, 93, 0.05);
    border: none;
    padding: 8px 24px;
    border-radius: 30px;
    transition: var(--transition-smooth);
    margin: 5px;
}
.project-filter-btn:hover,
.project-filter-btn.active {
    background-color: var(--accent-color);
    color: var(--bg-white);
    box-shadow: var(--shadow-sm);
}

.project-card {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(11, 60, 93, 0.06);
    transition: var(--transition-smooth);
}
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(245, 124, 0, 0.2);
}
.project-img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}
.project-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}
.project-card:hover .project-img-wrapper img {
    transform: scale(1.08);
}
.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(11, 60, 93, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 2;
}
.project-card:hover .project-overlay {
    opacity: 1;
}
.project-zoom-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transform: scale(0.8);
    transition: var(--transition-smooth);
}
.project-card:hover .project-zoom-btn {
    transform: scale(1);
}
.project-zoom-btn:hover {
    background-color: var(--bg-white);
    color: var(--accent-color);
}
.project-body {
    padding: 25px;
}
.project-category {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--accent-color);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 5px;
}
.project-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
}
.project-meta-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.project-meta-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.project-meta-list li i {
    color: var(--accent-color);
    width: 14px;
}

/* 15. Footer */
.footer-top {
    padding: 80px 0 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-widget h4 {
    font-size: 1.25rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 25px;
    color: var(--bg-white);
}
.footer-widget h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 3px;
    background-color: var(--accent-color);
    border-radius: 2px;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 12px;
}
.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.footer-links a:hover {
    color: var(--accent-color);
    transform: translateX(4px);
}
.footer-contact-info {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-contact-info li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}
.footer-contact-info i {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-top: 4px;
}
.footer-social-icons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.footer-social-btn {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--bg-white) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}
.footer-social-btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-bottom {
    padding: 25px 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a {
    color: rgba(255, 255, 255, 0.7);
}
.footer-bottom a:hover {
    color: var(--accent-color);
}

/* 16. Lightbox Styles (Pure CSS/JS) */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(11, 60, 93, 0.95);
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    padding: 20px;
}
.lightbox-modal.show {
    opacity: 1;
    visibility: visible;
}
.lightbox-content {
    position: relative;
    max-width: 900px;
    max-height: 80vh;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    transform: scale(0.9);
    transition: var(--transition-smooth);
}
.lightbox-modal.show .lightbox-content {
    transform: scale(1);
}
.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    object-fit: contain;
}
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 25px;
    color: var(--bg-white);
    font-size: 2.25rem;
    cursor: pointer;
    z-index: 1102;
    transition: var(--transition-smooth);
}
.lightbox-close:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}
.lightbox-caption {
    background-color: rgba(6, 38, 59, 0.9);
    color: var(--bg-white);
    padding: 15px 25px;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 600;
}

/* 17. Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-white);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}
.loader-spinner {
    width: 55px;
    height: 55px;
    border: 4px solid rgba(11, 60, 93, 0.1);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s infinite linear;
    margin-bottom: 20px;
}
.preloader p {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--primary-color);
    letter-spacing: 1px;
}
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}