/* ==========================================================================
   Sai Vasanthi School of Nursing - Style Sheet
   ========================================================================== */

/* --- CSS VARIABLES (Design System) --- */
:root {
    --primary-color: #0e5a64;       /* Deep Teal */
    --primary-light: #167e8c;      /* Lighter Teal */
    --primary-dark: #073b42;       /* Darkest Teal */
    --secondary-color: #3bba9c;     /* Mint/Seafoam Green */
    --secondary-light: #5cd0b5;     /* Light Mint */
    --secondary-dark: #278c74;      /* Dark Mint */
    --accent-color: #d4af37;         /* Gold Accent */
    --accent-light: #f3d46a;        /* Light Gold */
    --bg-main: #f4f7f6;             /* Clinical Soft Grey */
    --bg-white: #ffffff;            /* White */
    --bg-dark: #121e20;             /* Navy Slate */
    --text-main: #2e3d49;           /* Slate Grey */
    --text-muted: #5a6e7f;          /* Light Slate */
    --text-white: #ffffff;
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-sm: 0 4px 6px -1px rgba(14, 90, 100, 0.05), 0 2px 4px -1px rgba(14, 90, 100, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(14, 90, 100, 0.08), 0 4px 6px -2px rgba(14, 90, 100, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(14, 90, 100, 0.1), 0 10px 10px -5px rgba(14, 90, 100, 0.05);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --font-heading: 'Plus Jakarta Sans', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

/* --- RESET & BASE STYLES --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Header Offset */
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

ul {
    list-style: none;
}

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

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

input, select, textarea, button {
    font-family: inherit;
    font-size: inherit;
    outline: none;
    border: none;
}

button {
    cursor: pointer;
    background: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

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

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-medium);
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    z-index: -1;
}

.btn:hover::after {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(14, 90, 100, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 90, 100, 0.4);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(59, 186, 156, 0.2);
}

.btn-secondary:hover {
    background-color: var(--secondary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 186, 156, 0.3);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* --- SECTION HEADERS --- */
.section-title-center {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px auto;
}

.section-title-area {
    margin-bottom: 30px;
}

.sub-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background-color: rgba(14, 90, 100, 0.08);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-dark);
    line-height: 1.3;
}

.section-title span {
    color: var(--secondary-color);
}

.title-divider {
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 16px auto;
    border-radius: 2px;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* --- HEADER NAVIGATION --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(14, 90, 100, 0.08);
    transition: var(--transition-medium);
}

.main-header.scrolled {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-md);
    padding: 10px 0;
}

.header-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-medium);
}

.main-header.scrolled .header-container {
    padding: 10px 24px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    height: 50px;
    width: auto;
    transition: var(--transition-medium);
}

.main-header.scrolled .header-logo {
    height: 42px;
}

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

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    line-height: 1.1;
}

.brand-sub {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.nav-menu {
    display: block;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
    position: relative;
}

.nav-link i {
    font-size: 0.85rem;
    color: var(--primary-light);
    transition: var(--transition-fast);
}

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

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

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

.nav-link:hover i, .nav-link.active i {
    transform: translateY(-2px);
    color: var(--secondary-color);
}

.btn-header-cta {
    background-color: var(--primary-color);
    color: var(--text-white);
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 10px rgba(14, 90, 100, 0.2);
}

.btn-header-cta:hover {
    background-color: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(14, 90, 100, 0.3);
}

.mobile-toggle-btn {
    display: none;
    font-size: 1.4rem;
    color: var(--primary-color);
}

/* --- MOBILE DRAWER --- */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background-color: var(--bg-white);
    z-index: 2000;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    padding: 24px;
    transition: var(--transition-slow);
}

.mobile-drawer.open {
    right: 0;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.drawer-logo {
    height: 48px;
}

.close-drawer-btn {
    font-size: 1.5rem;
    color: var(--text-main);
}

.drawer-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: auto;
}

.drawer-link {
    font-size: 1.1rem;
    font-weight: 600;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.drawer-link:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.drawer-footer {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.drawer-contact-item {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 90, 100, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.drawer-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* --- HERO SECTION --- */
.hero-section {
    position: relative;
    min-height: 100vh;
    padding-top: 120px;
    display: flex;
    align-items: center;
    color: var(--text-white);
    background-color: var(--primary-dark);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/nursing_school_hero.png');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(7, 43, 49, 0.95) 30%, rgba(14, 90, 100, 0.7) 100%);
    z-index: 1;
}

.hero-content-container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 24px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(59, 186, 156, 0.2);
    border: 1px solid rgba(59, 186, 156, 0.4);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--secondary-light);
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.highlight-text {
    color: var(--secondary-color);
    position: relative;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-trust-badges {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    padding: 12px 28px;
    border-radius: 50px;
}

.trust-badge-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

.trust-badge-logo {
    height: 24px;
    width: auto;
}

.trust-badge-icon {
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.trust-badge-divider {
    width: 1px;
    height: 24px;
    background-color: rgba(255, 255, 255, 0.2);
}

.scroll-down-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
}

.mouse-icon {
    display: block;
    width: 26px;
    height: 42px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    margin: 0 auto 8px auto;
    position: relative;
}

.mouse-wheel {
    display: block;
    width: 4px;
    height: 8px;
    background-color: var(--secondary-color);
    border-radius: 4px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

.mouse-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.6);
}

@keyframes scrollWheel {
    0% { top: 8px; opacity: 1; }
    50% { top: 18px; opacity: 0; }
    100% { top: 8px; opacity: 1; }
}

/* --- STATS BANNER --- */
.stats-banner {
    background-color: var(--primary-color);
    padding: 40px 0;
    position: relative;
    z-index: 10;
    margin-top: -30px;
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    box-shadow: var(--shadow-lg);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--text-white);
    padding: 10px;
}

.stat-icon-wrapper {
    font-size: 2.2rem;
    color: var(--secondary-light);
    opacity: 0.95;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* --- ABOUT SECTION --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.image-stack {
    position: relative;
}

.img-main {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    border: 8px solid var(--bg-white);
    width: 90%;
    transform: rotate(-1deg);
    transition: var(--transition-slow);
}

.image-stack:hover .img-main {
    transform: rotate(0) scale(1.02);
}

.seal-overlay-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-sm);
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-left: 5px solid var(--secondary-color);
    max-width: 250px;
    animation: floatingBadge 4s ease-in-out infinite;
}

.badge-logo {
    height: 40px;
    width: auto;
}

.badge-text {
    font-size: 0.85rem;
    color: var(--text-main);
    line-height: 1.3;
}

@keyframes floatingBadge {
    0% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0); }
}

.about-para {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 20px;
}

.certifications-panel {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 24px;
    margin-top: 35px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(14, 90, 100, 0.06);
}

.panel-title {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.cert-item {
    display: flex;
    gap: 16px;
    background-color: var(--bg-main);
    padding: 16px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-medium);
}

.cert-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.cert-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    display: flex;
    align-items: flex-start;
}

.cert-detail h5 {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.cert-detail p {
    font-size: 0.85rem;
    color: var(--text-main);
}

.cert-detail .cert-sub {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 2px;
}

/* Vision & Mission Tabs */
.vision-mission-tabs {
    margin-top: 80px;
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.tab-headers {
    display: flex;
    background-color: rgba(14, 90, 100, 0.04);
    border-bottom: 1px solid rgba(14, 90, 100, 0.08);
}

.tab-btn {
    flex: 1;
    padding: 20px;
    text-align: center;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-muted);
    transition: var(--transition-medium);
    border-bottom: 3px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.tab-btn i {
    font-size: 1.1rem;
}

.tab-btn:hover {
    color: var(--primary-color);
    background-color: rgba(14, 90, 100, 0.02);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background-color: var(--bg-white);
}

.tab-contents {
    padding: 40px;
}

.tab-pane {
    display: none;
    animation: tabFadeIn 0.5s ease;
}

.tab-pane.active {
    display: block;
}

.tab-pane h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.tab-pane p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.values-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 15px;
}

.values-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 1.05rem;
    color: var(--text-muted);
}

.values-list li i {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-top: 3px;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- COURSE SECTION --- */
.course-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 50px;
    align-items: flex-start;
}

.course-info-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(14, 90, 100, 0.05);
}

.info-card-header {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.info-tag {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-color);
    background-color: rgba(14, 90, 100, 0.08);
    padding: 6px 14px;
    border-radius: 50px;
}

.course-subtitle {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 16px;
}

.course-metrics {
    display: flex;
    justify-content: space-between;
    background-color: var(--bg-main);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    margin: 30px 0;
}

.metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    text-align: center;
}

.metric-item:not(:last-child) {
    border-right: 1px solid rgba(0, 0, 0, 0.06);
}

.metric-val {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary-color);
}

.metric-lbl {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

.course-list-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.course-list li i {
    color: var(--secondary-color);
    margin-top: 4px;
}

.curriculum-container {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

/* Accordion */
.accordion {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item {
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    background-color: var(--bg-main);
    transition: var(--transition-medium);
}

.accordion-item.active {
    border-color: rgba(14, 90, 100, 0.2);
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-white);
}

.accordion-header {
    width: 100%;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-align: left;
}

.accordion-header i {
    font-size: 0.9rem;
    color: var(--primary-color);
    transition: var(--transition-medium);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}

.accordion-item.active .accordion-body {
    max-height: 200px; /* Large enough height */
}

.accordion-body p {
    padding: 0 20px 20px 20px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.syllabus-cta {
    margin-top: 35px;
}

/* --- FACILITIES GRID --- */
.facilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.facility-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-medium);
    border: 1px solid rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
}

.facility-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(14, 90, 100, 0.1);
}

.fac-image-wrapper {
    height: 220px;
    position: relative;
    overflow: hidden;
    background-color: var(--primary-dark);
}

.fac-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.facility-card:hover .fac-img {
    transform: scale(1.08);
}

.fac-img-fallback-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    position: relative;
}

.fac-img-comp {
    background: linear-gradient(135deg, #104b54 0%, #062327 100%);
}

.fac-img-theatre {
    background: linear-gradient(135deg, #0e5661 0%, #08333b 100%);
}

.fac-img-health {
    background: linear-gradient(135deg, #176f7b 0%, #0c3e45 100%);
}

.fac-img-sports {
    background: linear-gradient(135deg, #187a89 0%, #0e4c55 100%);
}

.fallback-icon {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.15);
    transition: var(--transition-medium);
}

.facility-card:hover .fallback-icon {
    transform: scale(1.15) rotate(5deg);
    color: rgba(255, 255, 255, 0.25);
}

.fac-icon-badge {
    position: absolute;
    bottom: -20px;
    right: 24px;
    width: 50px;
    height: 50px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(59, 186, 156, 0.3);
    z-index: 2;
    transition: var(--transition-medium);
}

.facility-card:hover .fac-icon-badge {
    background-color: var(--primary-color);
    box-shadow: 0 4px 10px rgba(14, 90, 100, 0.3);
    transform: rotate(360deg);
}

.fac-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.fac-content h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 12px;
}

.fac-content p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

.fac-sub-list {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: 16px;
}

.fac-sub-list li {
    font-size: 0.82rem;
    color: var(--text-main);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.fac-sub-list li i {
    color: var(--secondary-color);
}

/* --- GALLERY SECTION --- */
.gallery-filter-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 22px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
    background-color: var(--bg-white);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 50px;
    transition: var(--transition-medium);
    box-shadow: var(--shadow-sm);
}

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

.filter-btn.active {
    color: var(--text-white);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 10px rgba(14, 90, 100, 0.2);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    aspect-ratio: 4/3;
    animation: galleryFade 0.5s ease-out;
}

.gallery-item.hidden {
    display: none;
}

@keyframes galleryFade {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.gallery-img-container {
    width: 100%;
    height: 100%;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.gallery-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 90, 100, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-medium);
    padding: 20px;
    text-align: center;
}

.zoom-icon {
    font-size: 1.8rem;
    color: var(--text-white);
    margin-bottom: 10px;
    transform: translateY(15px);
    transition: var(--transition-medium);
}

.gallery-caption {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    transform: translateY(15px);
    transition: var(--transition-medium);
}

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

.gallery-img-container:hover .gallery-hover-overlay {
    opacity: 1;
}

.gallery-img-container:hover .zoom-icon,
.gallery-img-container:hover .gallery-caption {
    transform: translateY(0);
}

/* --- LIGHTBOX MODAL --- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(7, 24, 27, 0.95);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

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

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    font-size: 2.2rem;
    color: var(--text-white);
    opacity: 0.7;
}

.lightbox-close:hover {
    opacity: 1;
}

.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.5rem;
    color: var(--text-white);
    opacity: 0.5;
    padding: 20px;
}

.lightbox-prev:hover, .lightbox-next:hover {
    opacity: 1;
}

.lightbox-prev { left: 40px; }
.lightbox-next { right: 40px; }

.lightbox-content {
    max-width: 80%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.lightbox-img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border: 4px solid var(--bg-white);
}

.lightbox-caption {
    color: var(--text-white);
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
}

/* --- CONTACT SECTION --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: flex-start;
}

.contact-intro {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 35px;
}

.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    background-color: var(--bg-white);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: var(--shadow-sm);
}

.contact-info-item.interactive-item:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(14, 90, 100, 0.1);
}

.icon-box {
    width: 50px;
    height: 50px;
    background-color: rgba(14, 90, 100, 0.08);
    border-radius: 50%;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-info-item:hover .icon-box {
    background-color: var(--primary-color);
    color: var(--text-white);
}

.info-content h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 6px;
}

.info-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.highlight-contact {
    font-size: 1.15rem !important;
    font-weight: 700;
    color: var(--primary-color) !important;
}

.info-content .note {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Styled Map Area */
.styled-map-area {
    height: 200px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, rgba(14, 90, 100, 0.08) 0%, rgba(59, 186, 156, 0.08) 100%), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M0,50 Q25,20 50,50 T100,50" fill="none" stroke="%230e5a64" stroke-width="0.5" stroke-opacity="0.15"/><path d="M20,0 Q60,30 20,100" fill="none" stroke="%233bba9c" stroke-width="0.5" stroke-opacity="0.1"/></svg>');
    background-size: 80px 80px, cover;
    border: 1px solid rgba(14, 90, 100, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.map-overlay {
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.map-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.styled-map-area h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.styled-map-area p {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Form Container */
.form-container {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(14, 90, 100, 0.05);
    position: relative;
    overflow: hidden;
}

.form-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-title i {
    color: var(--primary-color);
}

.form-subtitle {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.4;
}

.enquiry-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: var(--transition-medium);
}

.form-row-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.textarea-icon {
    top: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px 12px 42px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.08);
    background-color: var(--bg-main);
    font-size: 0.9rem;
    color: var(--text-main);
    transition: var(--transition-fast);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="%235a6e7f" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>');
    background-repeat: no-repeat;
    background-position: calc(100% - 16px) 50%;
    padding-right: 40px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(90, 110, 127, 0.5);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    background-color: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(14, 90, 100, 0.08);
}

.form-group input:focus + .input-icon,
.form-group select:focus + .input-icon,
.form-group textarea:focus + .input-icon {
    color: var(--primary-color);
}

/* Validation Errors */
.form-group.invalid input,
.form-group.invalid select {
    border-color: #d93025;
    background-color: #fce8e6;
}

.form-group.invalid .input-icon {
    color: #d93025;
}

.error-msg {
    font-size: 0.72rem;
    font-weight: 600;
    color: #d93025;
    display: none;
}

.form-group.invalid .error-msg {
    display: block;
}

/* Success Box */
.form-success-box {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-white);
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
    transform: translateY(100%);
    transition: var(--transition-medium);
}

.form-success-box.show {
    transform: translateY(0);
}

.success-icon-wrapper {
    font-size: 4rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.form-success-box h3 {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    color: var(--primary-dark);
    margin-bottom: 12px;
}

.form-success-box p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

/* --- FOOTER AREA --- */
.footer-area {
    background-color: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0 0;
    border-top: 5px solid var(--primary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo-block {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-white);
}

.footer-logo-block h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0.5px;
}

.footer-logo-block p {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--secondary-light);
}

.footer-logo {
    height: 44px;
}

.footer-about-text {
    font-size: 0.88rem;
    line-height: 1.5;
}

.footer-social-icons {
    display: flex;
    gap: 12px;
}

.footer-social-icons a {
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.footer-social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

.footer-col h4 {
    color: var(--text-white);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.88rem;
}

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

.footer-contact-p {
    font-size: 0.85rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.footer-contact-p i {
    color: var(--secondary-color);
    font-size: 0.95rem;
    margin-top: 3px;
}

.footer-contact-p a:hover {
    color: var(--text-white);
}

.footer-bottom {
    background-color: #0d1517;
    padding: 24px 0;
    font-size: 0.78rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* --- ANIMATION / INTERSECTION OBSERVER REVEALS --- */
.reveal-fade-in,
.reveal-slide-up,
.reveal-slide-right,
.reveal-slide-left {
    opacity: 0;
    transition: var(--transition-slow);
    will-change: transform, opacity;
}

.reveal-slide-up {
    transform: translateY(30px);
}

.reveal-slide-right {
    transform: translateX(-45px);
}

.reveal-slide-left {
    transform: translateX(45px);
}

/* Animated State (Triggered by JS) */
.revealed {
    opacity: 1 !important;
    transform: translate(0) !important;
}

/* Delays */
.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* Micro-animations */
.animate-pulse {
    animation: mapPulse 2s infinite;
}

.animate-bounce {
    animation: successBounce 1.5s infinite;
}

@keyframes mapPulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes successBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}


/* ==========================================================================
   RESPONSIVE DESIGN (Media Queries)
   ========================================================================== */

/* --- TABLETS & LANDSCAPE TABLETS (Max 1024px) --- */
@media screen and (max-width: 1024px) {
    .section-padding {
        padding: 80px 0;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .about-grid, .course-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-visual {
        order: 2;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .img-main {
        width: 100%;
    }
    
    .facilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

/* --- SMALL PORTRAIT TABLETS (Max 768px) --- */
@media screen and (max-width: 768px) {
    .nav-menu, .btn-header-cta {
        display: none;
    }
    
    .mobile-toggle-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-desc {
        font-size: 1rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    
    .hero-ctas .btn {
        width: 100%;
        max-width: 320px;
    }
    
    .hero-trust-badges {
        flex-direction: column;
        border-radius: var(--border-radius-md);
        padding: 16px 20px;
        gap: 12px;
        width: 100%;
    }
    
    .trust-badge-divider {
        display: none;
    }
    
    .values-list {
        grid-template-columns: 1fr;
    }
    
    .tab-contents {
        padding: 24px;
    }
    
    .tab-btn {
        font-size: 0.85rem;
        padding: 14px 10px;
    }
    
    .course-info-card, .curriculum-container {
        padding: 24px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-container {
        padding: 24px;
    }
    
    .form-row-2 {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-group:not(:last-child) {
        margin-bottom: 20px;
    }
    
    .footer-bottom-flex {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

/* --- MOBILE DEVICES (Max 480px) --- */
@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 1.85rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .stats-grid, .facilities-grid, .gallery-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        justify-content: center;
        text-align: center;
        flex-direction: column;
        gap: 8px;
    }
    
    .gallery-item {
        aspect-ratio: 1/1;
    }
    
    .lightbox-close {
        top: 20px;
        right: 20px;
        font-size: 1.8rem;
    }
    
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
    
    .lightbox-prev, .lightbox-next {
        font-size: 1.8rem;
        padding: 10px;
    }
    
    .lightbox-content {
        max-width: 90%;
    }
}