/* =============================================
   GLOBAL FONT
============================================= */
body { font-family: 'Nunito', sans-serif; }
h1,h2,h3,h4,h5,h6,.font-display { font-family: 'Poppins', sans-serif; }

/* =============================================
   EXISTING ANIMATIONS
============================================= */
.fade-in { animation: fadeIn 1s ease-in-out; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-pattern {
    background-color: #f0f7ff;
    background-image: radial-gradient(#bfdbfe 1px, transparent 1px);
    background-size: 20px 20px;
}

.interactive-card {
    transition: all 0.25s ease-in-out;
    cursor: pointer;
    border: 2px solid transparent;
}
.interactive-card:hover {
    box-shadow: 0 10px 25px rgba(59,130,246,0.15);
    transform: translateY(-4px);
    border-color: #bfdbfe;
}
.interactive-card:active, .interactive-card:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: -15px 0 25px -5px rgba(37,99,235,0.5), 15px 0 25px -5px rgba(37,99,235,0.5);
    transform: scale(0.98);
}

/* =============================================
   SCROLL REVEAL
============================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal.reveal-left  { transform: translateX(-40px); }
.reveal.reveal-right { transform: translateX( 40px); }
.reveal.reveal-left.revealed,
.reveal.reveal-right.revealed { transform: translateX(0); }

.reveal-group .reveal:nth-child(1) { transition-delay: 0.05s; }
.reveal-group .reveal:nth-child(2) { transition-delay: 0.15s; }
.reveal-group .reveal:nth-child(3) { transition-delay: 0.25s; }
.reveal-group .reveal:nth-child(4) { transition-delay: 0.35s; }

/* =============================================
   NEW: FLOATING BLOBS (Hero)
============================================= */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: blobFloat 8s ease-in-out infinite;
    pointer-events: none;
}
.blob-1 { animation-delay: 0s;   background: rgba(96,165,250,0.35); }
.blob-2 { animation-delay: -3s;  background: rgba(99,102,241,0.25); }
.blob-3 { animation-delay: -6s;  background: rgba(147,197,253,0.30); }
@keyframes blobFloat {
    0%,100% { transform: translate(0,0)   scale(1);   }
    33%      { transform: translate(30px,-25px) scale(1.08); }
    66%      { transform: translate(-20px,20px) scale(0.94); }
}

/* =============================================
   NEW: TYPEWRITER CURSOR
============================================= */
.typewriter-cursor::after {
    content: '|';
    color: #2563eb;
    animation: blink 0.75s step-end infinite;
}
@keyframes blink {
    0%,100% { opacity: 1; }
    50%     { opacity: 0; }
}

/* =============================================
   NEW: COUNTER NUMBER
============================================= */
.stat-number {
    display: inline-block;
    transition: transform 0.1s ease;
}

/* =============================================
   NEW: SHIMMER LOADING
============================================= */
@keyframes shimmer {
    0%   { background-position: -1000px 0; }
    100% { background-position:  1000px 0; }
}
.shimmer {
    background: linear-gradient(90deg, #f0f4ff 25%, #dbeafe 50%, #f0f4ff 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* =============================================
   NEW: PULSE RING
============================================= */
.pulse-ring {
    position: relative;
}
.pulse-ring::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 3px solid rgba(37,99,235,0.4);
    animation: pulseRing 2s ease-out infinite;
}
@keyframes pulseRing {
    0%   { transform: scale(1);   opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0;   }
}

/* =============================================
   NEW: RIPPLE BUTTON
============================================= */
.btn-ripple {
    position: relative;
    overflow: hidden;
}
.btn-ripple .ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    transform: scale(0);
    animation: rippleAnim 0.6s linear;
    pointer-events: none;
}
@keyframes rippleAnim {
    to { transform: scale(4); opacity: 0; }
}

/* =============================================
   NEW: GRADIENT TEXT
============================================= */
.gradient-text {
    background: linear-gradient(135deg, #2563eb 0%, #60a5fa 50%, #1d4ed8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.gradient-text-animate {
    background: linear-gradient(270deg, #2563eb, #60a5fa, #1d4ed8, #3b82f6);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}
@keyframes gradientShift {
    0%,100% { background-position: 0% 50%;   }
    50%     { background-position: 100% 50%; }
}

/* =============================================
   NEW: STAT CARDS (between hero & gallery)
============================================= */
.stat-card {
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(37,99,235,0.15);
}
.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(96,165,250,0.08) 0%, transparent 60%);
    transition: opacity 0.3s ease;
    opacity: 0;
}
.stat-card:hover::before { opacity: 1; }

/* =============================================
   FORM STYLES
============================================= */
textarea::-webkit-scrollbar { width: 8px; }
textarea::-webkit-scrollbar-track { background: #f1f1f1; border-radius: 4px; }
textarea::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
textarea::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
.input-group:focus-within i { color: #2563eb; }
#get-help-card { transition: box-shadow 0.3s ease; }
#get-help-card:hover { box-shadow: 0 25px 50px rgba(37,99,235,0.15); }

/* =============================================
   MARQUEE GALLERY 1
============================================= */
.marquee-wrapper {
    overflow: hidden;
    position: relative;
    width: 100%;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image:         linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track {
    display: flex;
    gap: 16px;
    width: max-content;
    animation: marquee-scroll 32s linear infinite;
}
.marquee-wrapper:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.marquee-track img {
    height: 220px;
    width: auto;
    min-width: 300px;
    object-fit: cover;
    border-radius: 14px;
    flex-shrink: 0;
    box-shadow: 0 4px 18px rgba(37,99,235,0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.marquee-track img:hover {
    transform: scale(1.04);
    box-shadow: 0 10px 30px rgba(37,99,235,0.25);
}

/* =============================================
   GALLERY 2
============================================= */
.photo-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}
@media (min-width: 640px)  { .photo-grid { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 1024px) { .photo-grid { grid-template-columns: repeat(3,1fr); gap: 32px; } }
.photo-grid-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    background: #fff;
}
.photo-grid-item:nth-child(odd)  { border-radius: 20px 20px 20px 120px; }
.photo-grid-item:nth-child(even) { border-radius: 120px 20px 20px 20px; }
.photo-grid-item:nth-child(3n)   { border-radius: 20px 120px 20px 20px; }
.photo-grid-item:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(37,99,235,0.15); }
.photo-grid-item img {
    width: 100%; height: 280px; object-fit: cover; display: block;
    transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
.photo-grid-item:hover img { transform: scale(1.08); }
.photo-grid-item .photo-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(30,58,138,0.85) 0%, transparent 60%);
    opacity: 0; transition: opacity 0.3s ease;
    display: flex; align-items: flex-end; padding: 20px;
}
.photo-grid-item:hover .photo-overlay { opacity: 1; }
.photo-overlay span {
    color: white; font-size: 1.1rem; font-weight: 700; letter-spacing: 0.03em;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* =============================================
   NEW: NOTICE BOARD TICKER
============================================= */
.ticker-wrap {
    overflow: hidden;
    white-space: nowrap;
    background: linear-gradient(90deg, #1e3a8a, #2563eb, #1e3a8a);
}
.ticker-text {
    display: inline-block;
    animation: tickerMove 28s linear infinite;
    color: white;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}
@keyframes tickerMove {
    0%   { transform: translateX(100vw); }
    100% { transform: translateX(-100%); }
}

/* =============================================
   NEW: PAGE LOADER
============================================= */
#page-loader {
    position: fixed; inset: 0; z-index: 9999;
    background: #fff;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
#page-loader.hidden { opacity: 0; visibility: hidden; }
.loader-ring {
    width: 60px; height: 60px;
    border: 4px solid #dbeafe;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================
   NEW: FLOATING ACTION BUTTON (WhatsApp)
============================================= */
.fab-whatsapp {
    position: fixed; bottom: 28px; right: 28px; z-index: 900;
    width: 56px; height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 20px rgba(37,211,102,0.5);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: fabBounce 2s ease-in-out 3s infinite;
}
.fab-whatsapp:hover {
    transform: scale(1.12);
    box-shadow: 0 10px 30px rgba(37,211,102,0.6);
    animation: none;
}
@keyframes fabBounce {
    0%,100% { transform: translateY(0);  }
    50%     { transform: translateY(-6px); }
}

/* =============================================
   NEW: SECTION SEPARATOR WAVE
============================================= */
.wave-divider { line-height: 0; overflow: hidden; }
.wave-divider svg { display: block; width: 100%; }

/* =============================================
   SCROLL-TO-TOP BUTTON
============================================= */
#scrollTopBtn {
    position: fixed; bottom: 96px; right: 28px; z-index: 900;
    width: 44px; height: 44px;
    background: white;
    border: 2px solid #dbeafe;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #2563eb;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    opacity: 0; pointer-events: none;
    transition: all 0.3s ease;
    cursor: pointer;
}
#scrollTopBtn.show { opacity: 1; pointer-events: all; }
#scrollTopBtn:hover { background: #2563eb; color: white; transform: translateY(-2px); }

/* =============================================
   ANCHOR SCROLL OFFSET
   Sections with IDs need top margin so fixed
   header stack doesn't cover them on anchor jump
============================================= */
section[id], footer[id] {
    scroll-margin-top: var(--header-height, 120px);
}

/* =============================================
   FIXED HEADER STACK NOTES
   - Ticker fixed at top (z-index: 60)
   - Nav fixed directly below ticker (z-index: 50)
   - Body padding managed by JS to prevent content jump
   - All heights computed dynamically via JS
============================================= */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}
/* Prevent horizontal overflow from ticker animation.
   overflow-x:hidden is set on BOTH html and body because fixed-position
   elements (the ticker bar and nav) and the marquee track can otherwise
   slip past a single ancestor's clipping on some mobile browsers.
   touch-action:pan-y stops the page from being drag-scrolled sideways. */
body {
    overflow-x: hidden;
    width: 100%;
    touch-action: pan-y;
}
/* Ticker: fixed at very top, full width, no height uncertainty */
#ticker-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 60;
    /* prevent vertical expansion from wrapping */
    overflow: hidden;
    white-space: nowrap;
    line-height: 1;
    max-width: 100vw;
}
/* Nav: positioned by JS below ticker; transition for smooth adjustment */
#main-nav {
    transition: top 0.15s ease, box-shadow 0.2s ease;
    transform: translateZ(0); /* GPU compositing layer */
    backface-visibility: hidden;
}
/* Hero section padding managed by JS layout engine via .hero-container */
#home {
    /* no transition needed here — container handles spacing */
}
/* =============================================
   HERO SECTION — Two-Column Responsive Layout
============================================= */

/* Section wrapper */
.hero-section {
    background-color: #eef4ff;
    background-image:
        radial-gradient(#bfdbfe 1.2px, transparent 1.2px),
        linear-gradient(160deg, #e8f0fe 0%, #dbeafe 40%, #eff6ff 100%);
    background-size: 22px 22px, 100% 100%;
    /* NO min-height/flex here — height is natural content height */
}

/* Two-column grid container */
.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px 80px;   /* top padding set dynamically by JS */
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 0 40px;
    position: relative;
    z-index: 10;
}

/* ── LEFT: Text column ── */
.hero-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
}

/* Admissions badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    border: 1.5px solid #bfdbfe;
    border-radius: 999px;
    padding: 8px 18px;
    box-shadow: 0 2px 12px rgba(37,99,235,0.1);
    margin-bottom: 22px;
}
.hero-badge-dot {
    position: relative;
    display: flex;
    width: 12px;
    height: 12px;
    flex-shrink: 0;
}
.hero-badge-text {
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: #1e40af;
    white-space: nowrap;
}

/* Main heading */
.hero-heading {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.2rem, 3.8vw, 3.6rem);
    font-weight: 900;
    color: #0f172a;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
}

/* Subheading */
.hero-sub {
    font-family: 'Nunito', sans-serif;
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    color: #4b5563;
    line-height: 1.6;
    margin-bottom: 4px;
}

/* Typewriter highlighted text */
.hero-highlight {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1rem, 1.4vw, 1.25rem);
    font-weight: 700;
    color: #2563eb;
    min-height: 1.8em;
    margin-bottom: 36px;
}

/* CTA buttons — stacked column matching reference */
.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    max-width: 360px;
}

.hero-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 28px;
    border-radius: 999px;
    font-family: 'Poppins', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    width: 100%;
    letter-spacing: 0.01em;
}
.hero-btn-primary {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    box-shadow: 0 6px 24px rgba(37,99,235,0.35);
}
.hero-btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    box-shadow: 0 10px 32px rgba(37,99,235,0.5);
    transform: translateY(-2px);
}
.hero-btn-outline {
    background: white;
    color: #1d4ed8;
    border: 2px solid #bfdbfe;
    box-shadow: 0 2px 12px rgba(37,99,235,0.08);
}
.hero-btn-outline:hover {
    background: #eff6ff;
    border-color: #93c5fd;
    box-shadow: 0 6px 20px rgba(37,99,235,0.15);
    transform: translateY(-2px);
}

/* ── RIGHT: Image column ── */
.hero-right {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    min-height: 480px;
}

/* Student image */
.hero-img-wrap {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: 600px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}
.hero-img {
    width: 100%;
    max-width: 600px;
    height: auto;
    object-fit: contain;
    display: block;
    /* subtle drop-shadow to lift from background */
    filter: drop-shadow(0 16px 40px rgba(30,58,138,0.12));
}

/* Floating edu icon shared styles */
.hero-icon {
    position: absolute;
    z-index: 4;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37,99,235,0.15);
    animation: heroIconFloat 4s ease-in-out infinite;
}
.hero-icon-cap  { width: 58px; height: 58px; top: 12%;  left: 18%; animation-delay: 0s;   }
.hero-icon-book { width: 52px; height: 52px; top: 8%;   left: 48%; animation-delay: -1.5s; }
.hero-icon-bulb { width: 48px; height: 48px; top: 20%;  right: 6%; animation-delay: -3s;   }

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

/* Dotted decorations */
.hero-dots {
    position: absolute;
    z-index: 2;
    pointer-events: none;
}
.hero-dots-tr { top: 6%;  right: 2%;  }
.hero-dots-ml { top: 42%; left: 8%;  }

/* Bottom wave inside right column (hidden — full-width wave below handles it) */
.hero-wave {
    display: none;
}

/* ── TABLET: 768px–1023px ── */
@media (max-width: 1023px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: 0 24px;
        padding-right: 24px;
        padding-left: 24px;
        padding-bottom: 72px;
        /* padding-top set by JS */
    }
    .hero-heading { font-size: clamp(1.9rem, 4vw, 2.8rem); }
    .hero-right   { min-height: 380px; }
    .hero-img     { max-width: 480px; }
    .hero-icon-cap  { width: 48px; height: 48px; }
    .hero-icon-book { width: 44px; height: 44px; }
    .hero-icon-bulb { width: 40px; height: 40px; }
}

/* ── MOBILE: below 768px — single column ── */
@media (max-width: 767px) {
    .hero-section {
        min-height: auto;
    }
    .hero-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        padding-right: 20px;
        padding-left: 20px;
        padding-bottom: 70px;
        /* padding-top set by JS */
        gap: 0;
        text-align: center;
    }

    /* Text on top, image below */
    .hero-left  { order: 1; align-items: center; }
    .hero-right { order: 2; min-height: 0; margin-top: 12px; }

    .hero-badge { margin-bottom: 18px; }
    .hero-badge-text { font-size: 0.78rem; }

    .hero-heading {
        font-size: clamp(2rem, 8vw, 2.6rem);
        text-align: center;
    }
    .hero-sub, .hero-highlight {
        text-align: center;
        max-width: 100%;
    }
    .hero-highlight { margin-bottom: 28px; }

    /* Full-width buttons on mobile */
    .hero-buttons {
        max-width: 100%;
        width: 100%;
    }
    .hero-btn { padding: 14px 20px; font-size: 1rem; }

    /* Image sizing on mobile */
    .hero-img-wrap { max-width: 100%; }
    .hero-img {
        max-width: 100%;
        max-height: 340px;
        object-fit: contain;
        margin: 0 auto;
    }

    /* Floating icons — scale down and reposition on mobile */
    .hero-icon-cap  { width: 42px; height: 42px; top: 10%; left: 10%; }
    .hero-icon-book { width: 38px; height: 38px; top: 5%;  left: 46%; }
    .hero-icon-bulb { width: 36px; height: 36px; top: 16%; right: 8%; }

    /* Dots — smaller on mobile */
    .hero-dots-tr { top: 3%; right: 1%; transform: scale(0.7); transform-origin: top right; }
    .hero-dots-ml { display: none; }
}

/* ── SMALL MOBILE: below 480px ── */
@media (max-width: 479px) {
    .hero-container {
        padding-right: 16px;
        padding-left: 16px;
        padding-bottom: 60px;
        /* padding-top set by JS */
    }
    .hero-heading   { font-size: clamp(1.75rem, 9vw, 2.2rem); }
    .hero-img       { max-height: 280px; }
    .hero-icon      { display: none; } /* hide floating icons on very small screens */
}