/* -------------------------------------------------------------
 * style.css - Core Structure and Page Layout
 * Handles base resets, layouts, components, grids and footers
 * ------------------------------------------------------------- */

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

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

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    font-size: var(--fs-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.4s ease, color 0.4s ease;
}

.container {
    width: 100%;
    max-width: 1320px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-sm);
    padding-right: var(--space-sm);
}

section {
    padding-top: var(--space-lg);
    padding-bottom: var(--space-lg);
    position: relative;
}

/* Typography Details */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p {
    color: var(--text-slate);
    font-size: var(--fs-body);
    margin-bottom: 1rem;
}

.eyebrow {
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--secondary);
    display: inline-block;
    margin-bottom: 0.75rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 30%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

body.dark-theme .text-gradient {
    background: linear-gradient(135deg, #60A5FA 30%, #93C5FD 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Button Stylings (Touch friendly, min 48px height) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0.5rem var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--fs-body-sm);
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
    font-family: inherit;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.15);
}

.btn-primary {
    background-color: var(--primary);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.25);
}

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

.btn-secondary:hover {
    background-color: rgba(var(--primary-rgb), 0.04);
    transform: translateY(-2px);
}

body.dark-theme .btn-secondary {
    color: var(--text-main);
    border-color: var(--text-main);
}

.btn-accent {
    background-color: var(--accent);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.2);
}

.btn-accent:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--accent-rgb), 0.35);
}

/* Page Preloader Screen */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--bg-body);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader-crest {
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-sm);
    animation: rotateGear 4s linear infinite;
}

.preloader-line-bg {
    width: 180px;
    height: 4px;
    background: var(--border-color);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.preloader-line-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--primary);
    animation: loadFill 2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Header & Sticky Navbar */
.top-header-bar {
    background-color: var(--primary);
    color: #FFFFFF;
    font-size: var(--fs-eyebrow);
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.top-header-layout {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.header-info-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.header-info-link {
    color: #FFFFFF;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
}

.header-info-link:hover {
    opacity: 0.85;
}

.header-social-links {
    display: flex;
    gap: 0.8rem;
}

.header-social-link {
    color: #FFFFFF;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.header-social-link:hover {
    transform: scale(1.15);
}

.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}

.site-header.shrink {
    box-shadow: var(--shadow-primary);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 84px;
    transition: var(--transition-smooth);
}

.site-header.shrink .site-nav {
    height: 68px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-svg {
    height: 48px;
    width: auto;
    transition: var(--transition-smooth);
}

.site-header.shrink .logo-svg {
    height: 38px;
}

.logo-texts {
    display: flex;
    flex-direction: column;
}

.logo-main-text {
    font-family: inherit;
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--primary);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

body.dark-theme .logo-main-text {
    color: var(--text-main);
}

.logo-sub-text {
    font-size: 0.7rem;
    color: var(--text-slate);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    font-size: var(--fs-body-sm);
    font-weight: 600;
    color: var(--text-slate);
    text-decoration: none;
    transition: var(--transition-fast);
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Mobile drawer and toggle hidden by default on desktop */
.nav-toggle,
.mobile-drawer,
.mobile-drawer-overlay {
    display: none;
}

/* Theme toggle sun/moon */
.theme-toggle-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    color: var(--text-slate);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.theme-toggle-btn svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.theme-toggle-btn .sun-icon { display: none; }
.theme-toggle-btn .moon-icon { display: block; }
body.dark-theme .theme-toggle-btn .sun-icon { display: block; }
body.dark-theme .theme-toggle-btn .moon-icon { display: none; }

/* Grid Systems */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: var(--space-md); }

.section-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto var(--space-lg) auto;
}

/* Premium Cards */
.glass-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-primary);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.glass-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(var(--primary-rgb), 0.25);
}

/* Vector maps and pins */
.vector-map-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-primary);
    height: 100%;
    min-height: 360px;
    position: relative;
    background-color: #E2E8F0;
}

body.dark-theme .vector-map-frame {
    background-color: #334155;
}

.vector-map-svg {
    width: 100%;
    height: 100%;
}

.vector-map-pin {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    z-index: 5;
}

.pin-glow {
    width: 44px;
    height: 44px;
    background-color: rgba(var(--primary-rgb), 0.25);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulseGlowPin 2s infinite;
}

.pin-dot {
    width: 12px;
    height: 12px;
    background-color: var(--accent);
    border-radius: 50%;
}

.pin-tooltip {
    position: absolute;
    bottom: 55px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: var(--shadow-primary);
}

/* Mega Accessibility Footer */
.site-footer {
    background-color: #0B2545;
    color: #E2E8F0;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--space-lg);
    padding-bottom: var(--space-md);
}

.site-footer h4 {
    font-family: inherit;
    color: #FFFFFF;
    font-weight: 800;
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
    position: relative;
}

.site-footer h4::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent);
}

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

.footer-brand-col {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand-col .logo-main-text {
    color: #FFFFFF;
}

.footer-brand-col .logo-sub-text {
    color: #CBD5E1;
}

.footer-brand-col p {
    color: #CBD5E1;
    font-size: var(--fs-body-sm);
}

.footer-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link-anchor {
    color: #CBD5E1;
    text-decoration: none;
    font-size: var(--fs-body-sm);
    font-weight: 500;
    transition: var(--transition-fast);
    display: inline-block;
}

.footer-link-anchor:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.footer-newsletter-box p {
    font-size: var(--fs-body-sm);
    color: #CBD5E1;
    margin-bottom: var(--space-sm);
}

.footer-newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.footer-newsletter-form .form-control {
    flex-grow: 1;
    background-color: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    color: #FFFFFF;
}

.footer-newsletter-form .form-control::placeholder {
    color: #94A3B8;
}

.footer-newsletter-form .btn {
    min-height: 48px;
}

.footer-bottom-bar {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--space-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    text-align: center;
}

.footer-bottom-bar p {
    font-size: 0.8rem;
    color: #94A3B8;
    margin: 0;
}

.footer-socials {
    display: flex;
    gap: 0.8rem;
}

.footer-social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-social-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* Floating contact widgets corner actions */
.floating-action-group {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    z-index: 1200;
}

.floating-widget {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    text-decoration: none;
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
    transition: var(--transition-smooth);
    position: relative;
}

.floating-widget:hover {
    transform: scale(1.1) translateY(-3px);
}

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

.widget-call {
    background-color: var(--primary);
}

.widget-back-top {
    background-color: var(--accent);
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
}

.widget-back-top.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

/* === SCROLL PROGRESS BAR === */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    z-index: 9998;
    transition: width 0.1s linear;
}

/* === TYPING CURSOR === */
.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 0.9em;
    background-color: var(--accent);
    margin-left: 3px;
    vertical-align: text-bottom;
    animation: cursorBlink 0.7s infinite;
}

/* === SHINE BUTTON === */
.shine-button {
    position: relative;
    overflow: hidden;
}
.shine-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    transform: skewX(-25deg);
    transition: none;
}
.shine-button:hover::before {
    animation: shineSlide 0.75s ease forwards;
}
@keyframes shineSlide {
    from { left: -75%; }
    to { left: 125%; }
}

/* === HERO SECTION === */
.hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.03) 0%, rgba(var(--secondary-rgb), 0.06) 100%);
    padding-top: var(--space-xl);
    padding-bottom: var(--space-lg);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero-content {
    max-width: 640px;
}

.hero-title-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background-color: rgba(var(--primary-rgb), 0.06);
    border: 1px solid rgba(var(--primary-rgb), 0.12);
    border-radius: var(--radius-full);
    padding: 0.4rem 1rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

body.dark-theme .hero-title-badge {
    background-color: rgba(96, 165, 250, 0.08);
    border-color: rgba(96, 165, 250, 0.15);
    color: #93C5FD;
}

.hero-desc {
    font-size: clamp(1rem, 0.4vw + 0.95rem, 1.2rem);
    color: var(--text-slate);
    margin: 1.5rem 0 2rem 0;
    line-height: 1.7;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-media {
    position: relative;
}

.hero-image-frame {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.hero-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 480px;
    border-radius: var(--radius-md);
}

.hero-stats-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-primary);
}

.stats-badge-icon {
    font-size: 1.8rem;
}

.stats-badge-text h4 {
    font-size: 1rem;
    margin-bottom: 0;
    color: var(--primary);
}

.stats-badge-text p {
    font-size: 0.72rem;
    color: var(--text-slate);
    margin: 0;
}

/* Animation helpers */
.ani-fade-up {
    animation: fadeUp 0.8s ease forwards;
}
.ani-fade-in {
    animation: fadeIn 1s ease 0.3s forwards;
    opacity: 0;
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* === ABOUT CHECKLIST === */
.about-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.about-check-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: var(--fs-body-sm);
    font-weight: 600;
    color: var(--text-main);
}

.about-check-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent);
}

/* === ACHIEVEMENTS / STATS SECTION === */
.achievements-section {
    background: linear-gradient(135deg, var(--primary) 0%, #0B2545 100%);
    color: #FFFFFF;
    text-align: center;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.achievements-section .eyebrow {
    color: var(--accent);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    max-width: 1000px;
    margin: 0 auto;
}

.counter-item {
    padding: var(--space-sm);
}

.counter-item h3 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 0.25rem;
}

.counter-item p {
    font-size: var(--fs-body-sm);
    color: rgba(255,255,255,0.7);
    margin: 0;
}

/* === TESTIMONIAL CAROUSEL === */
.testimonial-slider-outer {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-slide-item {
    min-width: 100%;
    padding: 0 var(--space-sm);
}

.testimonial-grid-layout {
    display: flex;
    justify-content: center;
}

.testimonial-badge-pill {
    display: inline-block;
    background-color: rgba(var(--primary-rgb), 0.06);
    color: var(--primary);
    padding: 0.35rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

body.dark-theme .testimonial-badge-pill {
    background-color: rgba(96,165,250,0.1);
    color: #93C5FD;
}

.testimonial-card-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.testimonial-meta-details h4 {
    font-size: 1rem;
    margin-bottom: 0;
}

.testimonial-meta-details p {
    font-size: 0.78rem;
    margin: 0;
    color: var(--text-slate);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: var(--space-md);
}

.slider-control-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-slate);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-control-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--border-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background-color: var(--primary);
    transform: scale(1.2);
}

/* === FORM CONTROLS === */
.form-control {
    width: 100%;
    min-height: 48px;
    padding: 0.65rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background-color: var(--bg-card);
    color: var(--text-main);
    font-family: inherit;
    font-size: var(--fs-body-sm);
    transition: var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: var(--fs-body-sm);
    font-weight: 700;
    color: var(--text-main);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* === CONTACT PAGE LAYOUT === */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.contact-form-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* === GALLERY === */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: var(--space-md);
}

.gallery-filter-btn {
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-slate);
    font-weight: 600;
    font-size: var(--fs-body-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: inherit;
}

.gallery-filter-btn:hover,
.gallery-filter-btn.active {
    background-color: var(--primary);
    color: #FFFFFF;
    border-color: var(--primary);
}

.gallery-masonry {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-sm);
}

.gallery-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-primary);
    transition: var(--transition-smooth);
}

.gallery-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.gallery-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-image {
    transform: scale(1.05);
}

.gallery-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    padding: 1.5rem 1rem 1rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

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

.gallery-card-overlay h4 {
    color: #FFFFFF;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.gallery-card-overlay p {
    color: rgba(255,255,255,0.75);
    font-size: 0.82rem;
    margin: 0;
}

/* Lightbox */
.lightbox-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.9);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5001;
}

.lightbox-content-frame {
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-caption {
    color: #FFFFFF;
    font-size: 0.9rem;
    margin-top: 1rem;
    text-align: center;
}

/* === FAQ ACCORDION === */
.faq-accordion {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: var(--transition-fast);
}

.faq-accordion:hover {
    border-color: rgba(var(--primary-rgb), 0.2);
}

.faq-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.15rem var(--space-sm);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
    text-align: left;
    gap: 1rem;
}

.faq-trigger svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    stroke: var(--text-slate);
    transition: transform 0.3s ease;
}

.faq-accordion.active .faq-trigger svg {
    transform: rotate(180deg);
    stroke: var(--primary);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-content-inner {
    padding: 0 var(--space-sm) var(--space-sm);
}

.faq-content-inner p {
    font-size: var(--fs-body-sm);
    line-height: 1.7;
}

/* === RADIUS HELPERS === */
.radius-lg {
    border-radius: 24px;
}

/* --- LAPTOP & DESKTOP SCREEN ADJUSTMENTS --- */
@media(min-width: 768px) {
    .grid-2 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .achievements-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .contact-layout {
        grid-template-columns: 1.2fr 1fr;
    }
}

@media(min-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
    
    .nav-menu {
        display: flex;
    }

    .nav-actions .btn {
        display: inline-flex;
    }

    .footer-grid {
        grid-template-columns: 2fr 1.2fr 1.2fr 2fr;
    }

    .footer-bottom-bar {
        flex-direction: row;
        text-align: left;
    }

    .achievements-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media(min-width: 1440px) {
    .container {
        max-width: 1380px;
    }
}