/* ═══════════════════════════════════════════
   DESIGN TOKENS
   ═══════════════════════════════════════════ */
:root {
    --primary: #0d2b4e;
    --primary-mid: #14467a;
    --primary-light: #1b6cb5;
    --primary-dark: #071a30;
    --accent: #e8a817;
    --accent-bright: #ffd04e;
    --accent-deep: #c48c00;
    --teal: #14b8a6;
    --teal-light: #5eead4;
    --coral: #f87171;
    --bg-light: #f8fafc;
    --bg-cream: #fef9ec;
    --bg-mint: #ecfdf5;
    --text-dark: #0f172a;
    --text-body: #334155;
    --text-muted: #64748b;
    --border-light: #e2e8f0;
    --border-accent: #fde68a;
    --glass: rgba(255, 255, 255, 0.82);
    --glass-border: rgba(255, 255, 255, 0.35);
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 2px 8px rgba(13,43,78,0.08);
    --shadow-md: 0 6px 20px rgba(13,43,78,0.10);
    --shadow-lg: 0 14px 40px rgba(13,43,78,0.13);
    --shadow-glow: 0 0 30px rgba(232,168,23,0.15);
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-pill: 999px;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition: 0.3s var(--ease);
    --transition-slow: 0.5s var(--ease);
}

/* ═══════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-body);
    background: #fff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    color: var(--text-dark);
}

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

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

/* ═══════════════════════════════════════════
   PRELOADER
   ═══════════════════════════════════════════ */
.preloader {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-mid) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s var(--ease), visibility 0.6s;
}

    .preloader.fade-out {
        opacity: 0;
        visibility: hidden;
    }

.preloader-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
}

.preloader-ring {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid transparent;
    animation: ringSpin 1.2s linear infinite;
}

    .preloader-ring:nth-child(1) {
        border-top-color: var(--accent);
        animation-duration: 1.2s;
    }

    .preloader-ring:nth-child(2) {
        width: 44px;
        height: 44px;
        border-right-color: var(--teal-light);
        animation-duration: 0.9s;
        animation-direction: reverse;
    }

    .preloader-ring:nth-child(3) {
        width: 28px;
        height: 28px;
        border-bottom-color: var(--coral);
        animation-duration: 0.6s;
    }

.preloader-text {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-top: 50px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes ringSpin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

/* ═══════════════════════════════════════════
   TOP BAR
   ═══════════════════════════════════════════ */
.top-bar {
    background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: #94a3b8;
    font-size: 0.8rem;
    padding: 7px 0;
    letter-spacing: 0.03em;
    position: relative;
    z-index: 1060;
}

    .top-bar::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: linear-gradient(90deg, var(--accent), var(--teal), var(--accent));
        background-size: 200% 100%;
        animation: gradientSlide 4s linear infinite;
    }

@keyframes gradientSlide {
    0% {
        background-position: 0% 0%;
    }

    100% {
        background-position: 200% 0%;
    }
}

.top-bar a {
    color: #94a3b8;
}

    .top-bar a:hover {
        color: var(--accent-bright);
    }

.top-info-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-right: 20px;
}

    .top-info-item .bi {
        color: var(--accent);
        font-size: 0.85rem;
    }

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: var(--radius-pill);
    background: rgba(255,255,255,0.06);
    color: #94a3b8;
    font-size: 0.85rem;
    margin-left: 5px;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.04);
}

    .social-icon:hover {
        background: var(--accent);
        color: #fff;
        transform: translateY(-2px) scale(1.08);
        border-color: var(--accent);
        box-shadow: 0 4px 12px rgba(232,168,23,0.25);
    }

/* ═══════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════ */
.main-navbar {
    background: var(--glass);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--glass-border);
    padding: 0;
    z-index: 1050;
    transition: var(--transition-slow);
    position: sticky;
    top: 0;
}

    .main-navbar.scrolled {
        background: rgba(255,255,255,0.95);
        box-shadow: var(--shadow-md);
        border-bottom-color: transparent;
    }

    .main-navbar .navbar-brand {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 12px 0;
        transition: var(--transition);
    }

        .main-navbar .navbar-brand:hover {
            transform: scale(1.02);
        }

.logo-wrapper {
    position: relative;
    flex-shrink: 0;
}

.school-logo {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2.5px solid var(--accent);
    box-shadow: 0 0 0 4px rgba(232,168,23,0.12), var(--shadow-sm);
    transition: var(--transition);
}

.logo-wrapper::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: conic-gradient(var(--accent), var(--teal), var(--accent));
    z-index: -1;
    opacity: 0;
    animation: logoSpin 6s linear infinite;
    transition: opacity 0.4s;
}

.main-navbar .navbar-brand:hover .logo-wrapper::after {
    opacity: 0.3;
}

@keyframes logoSpin {
    to {
        transform: rotate(360deg);
    }
}

.brand-text .school-name {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--primary);
    line-height: 1.2;
}

.brand-text .school-tagline {
    font-size: 0.5rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 500;
    margin-top: 2px;
}

/* Nav Links */
.main-navbar .nav-link {
    color: var(--text-body);
    font-weight: 500;
    font-size: 0.88rem;
    padding: 10px 10px !important;
    letter-spacing: 0.02em;
    position: relative;
    transition: var(--transition);
}

    .main-navbar .nav-link::before {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--accent), var(--teal));
        border-radius: 3px 3px 0 0;
        transition: var(--transition);
        transform: translateX(-50%);
    }

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

        .main-navbar .nav-link:hover::before,
        .main-navbar .nav-link.active::before {
            width: 70%;
        }

    .main-navbar .nav-link.active {
        color: var(--primary);
        font-weight: 600;
    }

/* Dropdown */
.main-navbar .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius);
    padding: 10px 0;
    min-width: 230px;
    margin-top: 0 !important;
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    animation: dropReveal 0.25s var(--ease);
    overflow: hidden;
}

@keyframes dropReveal {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.main-navbar .dropdown-item {
    font-size: 0.86rem;
    font-weight: 450;
    color: var(--text-body);
    padding: 10px 22px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

    .main-navbar .dropdown-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: linear-gradient(to bottom, var(--accent), var(--teal));
        transform: scaleY(0);
        transition: var(--transition);
    }

    .main-navbar .dropdown-item:hover {
        background: var(--bg-cream);
        color: var(--primary);
        padding-left: 28px;
    }

        .main-navbar .dropdown-item:hover::before {
            transform: scaleY(1);
        }

.main-navbar .dropdown-toggle::after {
    margin-left: 5px;
    vertical-align: 2px;
    font-size: 0.65rem;
}

/* Hamburger */
.main-navbar .navbar-toggler {
    border: none;
    padding: 8px;
    outline: none !important;
    box-shadow: none !important;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 26px;
    height: 20px;
    position: relative;
}

    .hamburger span {
        display: block;
        height: 2.5px;
        width: 100%;
        background: var(--primary);
        border-radius: 2px;
        transition: var(--transition);
        transform-origin: center;
    }

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Nav Skeleton Loader */
.nav-skeleton {
    display: none;
    align-items: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
}

    .nav-skeleton.visible {
        display: flex;
    }

.skel-bar {
    display: block;
    width: 60px;
    height: 14px;
    border-radius: var(--radius-pill);
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.4s ease infinite;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* Admin Nav Item */
.admin-nav-item {
    margin-left: 8px;
}

.admin-nav-link {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--accent-deep), var(--accent));
    color: #fff !important;
    border-radius: var(--radius-pill) !important;
    padding: 4px 4px !important;
    font-weight: 600 !important;
    font-size: 0.72rem !important;
    letter-spacing: 0.04em;
    box-shadow: 0 3px 12px rgba(232,168,23,0.25);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

    .admin-nav-link::before {
        display: none;
    }

    .admin-nav-link::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
        opacity: 0;
        transition: var(--transition);
    }

    .admin-nav-link:hover {
        transform: translateY(-2px) scale(1.04);
        box-shadow: 0 6px 20px rgba(232,168,23,0.35);
        color: #fff !important;
    }

        .admin-nav-link:hover::after {
            opacity: 1;
        }

    .admin-nav-link .bi {
        font-size: 0.9rem;
    }

/* ═══════════════════════════════════════════
   PAGE CONTENT
   ═══════════════════════════════════════════ */
.page-content {
    min-height: 70vh;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.site-footer {
    background: linear-gradient(180deg, var(--primary-dark) 0%, #040e1c 100%);
    color: #94a3b8;
    padding: 0;
    position: relative;
    margin-top: 0;
}

.footer-wave {
    position: relative;
    margin-bottom: -1px;
}

    .footer-wave svg {
        display: block;
        width: 100%;
        height: 80px;
    }

.footer-card {
    padding: 10px 0;
}

.site-footer h5 {
    font-family: 'Playfair Display', serif;
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 14px;
    display: flex;
    align-items: center;
}

    .site-footer h5::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 40px;
        height: 3px;
        border-radius: 3px;
        background: linear-gradient(90deg, var(--accent), var(--teal));
    }

    .site-footer h5 .bi {
        color: var(--accent);
        font-size: 1rem;
    }

.site-footer p {
    font-size: 0.87rem;
    line-height: 1.85;
    color: #94a3b8;
}

.site-footer a {
    color: #94a3b8;
}

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

/* Footer Social */
.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

    .footer-social .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        background: rgba(255,255,255,0.05);
        border: 1px solid rgba(255,255,255,0.06);
        color: #94a3b8;
        margin-left: 0;
    }

        .footer-social .social-icon:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-4px) scale(1.1);
            border-color: var(--accent);
            box-shadow: 0 6px 16px rgba(232,168,23,0.3);
        }

/* Footer Links */
.footer-link-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .footer-link-list li {
        margin-bottom: 10px;
    }

        .footer-link-list li a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.87rem;
            color: #94a3b8;
            transition: var(--transition);
        }

            .footer-link-list li a::before {
                content: '\f105';
                font-family: 'bootstrap-icons';
                font-size: 0.65rem;
                color: var(--accent);
                transition: var(--transition);
            }

            .footer-link-list li a:hover {
                color: var(--accent-bright);
                padding-left: 6px;
            }

                .footer-link-list li a:hover::before {
                    color: var(--teal-light);
                }

/* Footer Contact */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .footer-contact-list li {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 14px;
        font-size: 0.87rem;
        line-height: 1.7;
    }

        .footer-contact-list li a {
            color: #94a3b8;
        }

            .footer-contact-list li a:hover {
                color: var(--accent-bright);
            }

.contact-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(232,168,23,0.15), rgba(20,184,166,0.12));
    color: var(--accent);
    font-size: 0.9rem;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    margin-top: 48px;
    padding: 22px 0;
    font-size: 0.8rem;
    color: #475569;
}

/* ═══════════════════════════════════════════
   QUICK ENQUIRY
   ═══════════════════════════════════════════ */
.quick-enquiry {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(180deg, var(--accent-deep), var(--accent));
    color: #fff;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding: 18px 10px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    border-radius: 0 var(--radius) var(--radius) 0;
    z-index: 998;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 3px 0 16px rgba(0,0,0,0.12);
    display: flex;
    align-items: center;
    gap: 8px;
}

    .quick-enquiry:hover {
        padding-right: 14px;
        background: linear-gradient(180deg, var(--primary), var(--primary-mid));
        box-shadow: 4px 0 24px rgba(13,43,78,0.25);
    }

    .quick-enquiry .bi {
        font-size: 1rem;
    }

/* ═══════════════════════════════════════════
   BACK TO TOP
   ═══════════════════════════════════════════ */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-mid));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(13,43,78,0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: var(--transition);
    z-index: 999;
    cursor: pointer;
    border: none;
}

    .back-to-top.visible {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .back-to-top:hover {
        background: linear-gradient(135deg, var(--accent-deep), var(--accent));
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg), var(--shadow-glow);
    }

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 1199.98px) {
    .main-navbar .nav-link {
        padding: 22px 12px !important;
        font-size: 0.84rem;
    }
}

@media (max-width: 991.98px) {
    .main-navbar .navbar-collapse {
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 16px 20px 24px;
        border-top: 3px solid var(--accent);
        margin-top: 10px;
        border-radius: var(--radius);
        box-shadow: var(--shadow-lg);
        max-height: 70vh;
        overflow-y: auto;
    }

    .main-navbar .nav-link {
        padding: 13px 10px !important;
        border-bottom: 1px solid var(--border-light);
        font-size: 0.9rem;
    }

        .main-navbar .nav-link:last-child {
            border-bottom: none;
        }

        .main-navbar .nav-link::before {
            display: none;
        }

    .brand-text .school-name {
        font-size: 0.7rem;
    }

    .school-logo {
        width: 44px;
        height: 44px;
    }

    .admin-nav-item {
        margin-left: 0;
        margin-top: 12px;
    }

    .admin-nav-link {
        display: flex !important;
        justify-content: center;
        width: fit-content;
    }

    .nav-skeleton {
        flex-wrap: wrap;
        padding: 10px 0;
    }

    .quick-enquiry {
        padding: 12px 7px;
        font-size: 0.72rem;
    }
}

@media (max-width: 767.98px) {
    .footer-wave svg {
        height: 50px;
    }

    .site-footer h5 {
        font-size: 1rem;
    }
}

@media (max-width: 575.98px) {
    .top-bar {
        font-size: 0.72rem;
        padding: 5px 0;
    }

    .top-info-item {
        margin-right: 12px;
    }

    .quick-enquiry {
        top: auto;
        bottom: 80px;
        left: 50%;
        transform: translateX(-50%);
        writing-mode: horizontal-tb;
        text-orientation: initial;
        border-radius: var(--radius-pill);
        padding: 10px 20px;
        gap: 6px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    }

        .quick-enquiry:hover {
            padding-right: 20px;
        }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}

/* ═══════════════════════════════════════════
   UTILITY ANIMATIONS
   ═══════════════════════════════════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}


.quick-social {
    position: fixed;
    right: 20px;
    bottom: 25px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quick-social-link {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #fff;
    text-decoration: none;
    font-size: 20px;
    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.20);
    transition: all 0.3s ease;
}

    .quick-social-link:hover {
        transform: scale(1.12);
        color: #fff;
    }

    .quick-social-link.facebook {
        background: #1877F2;
    }

    .quick-social-link.instagram {
        background: linear-gradient( 135deg, #833AB4, #E1306C, #F77737 );
    }

    .quick-social-link.youtube {
        background: #FF0000;
    }

    .quick-social-link.twitter {
        background: #000000;
    }

@media (max-width: 575.98px) {

    .quick-social {
        right: 12px;
        bottom: 15px;
        gap: 8px;
    }

    .quick-social-link {
        width: 42px;
        height: 42px;
        font-size: 18px;
    }
}