/* =========================================================
   CICIDO — Kolam Renang, Wahana Air & Taman Edutainment
   Palet natural & elegan: teal/emerald dalam, hijau lembut,
   emas pasir, terracotta hangat, krem gading. Kartu & gambar
   memakai sudut membulat halus dan bayangan lembut (soft
   elevation), bukan garis tebal ala stiker — kesan resor
   alami yang tenang namun tetap ramah keluarga.
   ========================================================= */

:root {
    --pool-deep:    #14453F;
    --pool-mid:     #2C7A70;
    --pool-bright:  #4FA69B;
    --pool-bright-dark: #3D8880;
    --sun:          #45A8DE;
    --sun-dark:     #2C7FAE;
    --coral:        #C97B58;
    --coral-dark:   #A6613F;
    --foam:         #F1F8FB;
    --foam-alt:     #E3F1F7;
    --ink:          #23302B;
    --ink-soft:     #5E6B62;
    --white:        #FFFFFF;
    --line:         #CFE1EA;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

    --radius-swoosh: 20px;
    --radius-swoosh-sm: 14px;
    --radius-pill: 12px;

    --shadow-pop: 0 16px 32px rgba(35, 48, 43, 0.16);
    --shadow-pop-sm: 0 8px 20px rgba(35, 48, 43, 0.13);
    --shadow-soft: 0 14px 32px rgba(35, 48, 43, 0.10);

    --container-width: 1180px;
    --header-height: 80px;
}

/* ===== Reset dasar ===== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--foam);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--ink);
    line-height: 1.15;
    margin: 0;
}

.container {
    width: 100%;
    margin: 0 auto;
    padding: 0 48px;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--pool-deep);
    color: #fff;
    padding: 10px 16px;
    border-radius: 0 0 8px 0;
    z-index: 999;
}
.skip-link:focus { left: 0; }

:focus-visible {
    outline: 3px solid var(--sun);
    outline-offset: 2px;
}

/* ===== Section spacing & headings ===== */
.section { padding: 92px 0; position: relative; }
.section-alt { background: var(--foam-alt); }
.section-header {
    max-width: 640px;
    margin: 0 0 48px;
}
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Label section: teks polos + ikon kecil, tanpa kapsul/badge —
   sengaja dibuat ringan supaya tidak berulang seperti "eyebrow chip"
   yang sama di setiap komponen. */
.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--pool-mid);
    font-weight: 700;
    font-size: 0.92rem;
    margin-bottom: 12px;
}
.section-kicker i { color: var(--coral); font-size: 0.85rem; }
.section-header h2 { font-size: clamp(1.85rem, 3vw, 2.55rem); margin-bottom: 14px; }
.section-header p { color: var(--ink-soft); font-size: 1.05rem; max-width: 60ch; }
.section-header.center p { margin-left: auto; margin-right: auto; }

/* ===== Buttons =====
   Sudut membulat lembut, tanpa garis tebal — kedalaman datang dari
   bayangan halus. Saat hover, tombol mengambang naik sedikit. */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 1rem;
    font-family: var(--font-body);
    border: none;
    box-shadow: var(--shadow-pop-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-pop); }
.btn:active { transform: translateY(-1px); box-shadow: var(--shadow-pop-sm); }
.btn-primary {
    background: var(--pool-bright);
    color: var(--ink);
}
.btn-primary:hover { background: var(--pool-bright-dark); }
.btn-secondary {
    background: var(--white);
    color: var(--pool-deep);
    border: 1px solid var(--line);
}
.btn-secondary:hover { background: var(--foam-alt); }
.btn-yellow {
    background: var(--sun);
    color: var(--ink);
}
.btn-yellow:hover { background: var(--sun-dark); }
.btn-sm { padding: 11px 20px; font-size: 0.92rem; box-shadow: var(--shadow-pop-sm); }
.btn-sm:hover { box-shadow: var(--shadow-pop); }
.btn-block { width: 100%; }

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(241, 248, 251, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 2px solid transparent;
    transition: background 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.site-header.is-scrolled {
    background: rgba(241, 248, 251, 0.97);
    box-shadow: 0 4px 0 rgba(35, 48, 43, 0.06);
    border-bottom-color: var(--line);
}
.header-inner {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.logo { display: flex; align-items: center; gap: 12px; }
/* Logo tanpa "card": tidak ada background, border, radius, maupun kotak persegi —
   murni gambar. Tinggi dibuat lebih longgar dari tinggi header (bukan dikunci
   sepenuh header) supaya logo tidak terlihat kecil, lebar mengikuti rasio asli
   gambar (bebas rasio/ukuran) via object-fit: contain. */
.logo-mark {
    height: 60px;
    max-width: 240px;
    display: flex; align-items: center; justify-content: flex-start;
    flex-shrink: 0;
}
.logo-mark img { display: block; height: 100%; width: auto; max-width: 240px; object-fit: contain; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
/* Mode "Logo Saja": logo tampil lebih besar lagi karena tanpa teks di sampingnya. */
.logo-logo_only .logo-mark { height: 72px; max-width: 280px; }
.logo-logo_only .logo-mark img { max-width: 280px; }
.logo-name { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--ink); }
.logo-tagline { font-size: 0.72rem; color: var(--ink-soft); font-weight: 600; }

.main-nav ul { display: flex; gap: 6px; }
.main-nav a {
    display: inline-block;
    padding: 9px 16px;
    border-radius: var(--radius-swoosh-sm);
    font-weight: 700;
    font-size: 0.96rem;
    color: var(--ink-soft);
    border: 2px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.main-nav a:hover { background: var(--foam-alt); color: var(--pool-deep); }
.main-nav a.active { background: var(--sun); color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 14px; }
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    border: 1px solid var(--line);
    background: var(--white);
    border-radius: var(--radius-swoosh-sm);
}
.hamburger span {
    display: block;
    width: 20px; height: 2.5px;
    background: var(--ink);
    margin: 0 auto;
    transition: transform 0.25s ease, opacity 0.25s ease;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero =====
   Foto dipasang miring lembut di dalam bingkai membulat dengan bayangan
   halus mengambang — seperti foto ditempel santai di papan info taman.
   Riak air digambar dengan lingkaran-lingkaran konsentris di belakangnya. */
.hero {
    position: relative;
    overflow: hidden;
    padding: 60px 0 110px;
    background: radial-gradient(circle at 82% 18%, rgba(79, 166, 155, 0.14), transparent 55%);
}
.hero-inner {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--pool-deep);
    font-weight: 700;
    font-size: 0.92rem;
    margin-bottom: 18px;
}
.hero-eyebrow i { color: var(--coral); }
.hero h1 {
    font-size: clamp(2.3rem, 4.4vw, 3.5rem);
    margin-bottom: 20px;
}
.hero h1 .accent { color: var(--pool-mid); }
.hero p.lead {
    font-size: 1.15rem;
    color: var(--ink-soft);
    max-width: 52ch;
    margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-stats { display: flex; gap: 32px; flex-wrap: wrap; }
.hero-stats div strong { display: block; font-family: var(--font-display); font-size: 1.5rem; color: var(--pool-deep); }
.hero-stats div span { font-size: 0.88rem; color: var(--ink-soft); }

.hero-visual { position: relative; }
.hero-visual .blob-shape {
    position: relative;
    border-radius: var(--radius-swoosh);
    overflow: hidden;
    box-shadow: var(--shadow-pop);
    aspect-ratio: 4 / 4.1;
    transform: rotate(-1deg);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.01); }
.hero-badge {
    position: absolute;
    bottom: -22px;
    left: -18px;
    background: var(--white);
    border: none;
    border-radius: var(--radius-swoosh-sm);
    box-shadow: var(--shadow-pop);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: rotate(2deg);
}
.hero-badge i { color: var(--sun-dark); font-size: 1.4rem; }
.hero-badge strong { display: block; font-family: var(--font-display); font-size: 1rem; }
.hero-badge span { font-size: 0.8rem; color: var(--ink-soft); }

.hero-decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: -1;
}
.hero-decor span { position: absolute; border-radius: 50%; }
.hero-decor .dot-1 { width: 130px; height: 130px; border: 3px solid var(--sun); background: none; top: 4%; left: 44%; opacity: 0.55; }
.hero-decor .dot-2 { width: 60px; height: 60px; background: var(--coral); top: 74%; left: 3%; opacity: 0.16; }
.hero-decor .dot-3 { width: 80px; height: 80px; border: 3px solid var(--pool-bright); background: none; top: 12%; right: 1%; opacity: 0.4; }

.wave-divider { display: block; width: 100%; line-height: 0; margin-top: -2px; }
.wave-divider svg { width: 100%; height: auto; display: block; }
.wave-divider path { fill: var(--foam-alt); }

/* ===== Tentang / split layout ===== */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.split.reverse .split-media { order: 2; }
.split-media img {
    border-radius: var(--radius-swoosh);
    border: none;
    box-shadow: var(--shadow-pop);
    width: 100%;
    aspect-ratio: 4/3.2;
    object-fit: cover;
}
.split-text p { color: var(--ink-soft); margin: 16px 0 28px; }

.highlight-list { display: grid; gap: 20px; }
.highlight-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.highlight-icon {
    flex-shrink: 0;
    width: 48px; height: 48px;
    border-radius: var(--radius-swoosh-sm);
    border: none;
    display: flex; align-items: center; justify-content: center;
    color: var(--ink);
    font-size: 1.1rem;
}
.highlight-icon.blue { background: var(--pool-bright); }
.highlight-icon.green { background: var(--coral); color: #fff; }
.highlight-icon.yellow { background: var(--sun); }
.highlight-item h4 { font-size: 1.05rem; margin-bottom: 4px; }
.highlight-item p { color: var(--ink-soft); font-size: 0.95rem; margin: 0; }

/* ===== Program grid =====
   Kartu membulat lembut dengan aksen warna di atasnya, bayangan
   mengambang halus untuk kesan bersih dan tenang. */
.program-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.program-card {
    background: var(--white);
    border-radius: var(--radius-swoosh);
    border: none;
    overflow: hidden;
    box-shadow: var(--shadow-pop);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    display: flex;
    flex-direction: column;
}
.program-card:hover { transform: translateY(-6px); box-shadow: 0 22px 38px rgba(35, 48, 43, 0.18); }
.program-card-media { aspect-ratio: 16/11; overflow: hidden; position: relative; border-bottom: none; }
.program-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.program-card:hover .program-card-media img { transform: scale(1.06); }
.program-card-body { padding: 22px 22px 26px; display: flex; flex-direction: column; gap: 10px; flex-grow: 1; }
.program-tag {
    align-self: flex-start;
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--ink);
    background: var(--sun);
    padding: 4px 12px;
    border-radius: 999px;
    border: none;
}
.program-card:nth-child(3n+2) .program-tag { background: var(--pool-bright); }
.program-card:nth-child(3n+3) .program-tag { background: var(--coral); color: #fff; }
.program-card-body h3 { font-size: 1.15rem; }
.program-card-body p { color: var(--ink-soft); font-size: 0.94rem; flex-grow: 1; }
.program-card-body .btn { align-self: flex-start; margin-top: 6px; }

/* ===== School CTA strip ===== */
.school-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: var(--radius-swoosh);
    overflow: hidden;
    border: none;
    box-shadow: var(--shadow-pop);
}
.school-strip-media { aspect-ratio: auto; min-height: 320px; }
.school-strip-media img { width: 100%; height: 100%; object-fit: cover; }
.school-strip-text {
    background: var(--pool-deep);
    color: #fff;
    padding: 52px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.school-strip-text h2 { color: #fff; margin-bottom: 16px; font-size: clamp(1.5rem, 2.6vw, 2rem); }
.school-strip-text p { color: rgba(255,255,255,0.85); margin-bottom: 28px; max-width: 44ch; }

/* ===== Why us / feature grid ===== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 24px;
}
.feature-card {
    text-align: left;
    padding: 28px 24px;
    border-radius: var(--radius-swoosh-sm);
    background: var(--white);
    border: none;
    box-shadow: var(--shadow-pop-sm);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 18px 32px rgba(35, 48, 43, 0.17); }
.feature-card i {
    width: 50px; height: 50px;
    border-radius: var(--radius-swoosh-sm);
    background: var(--foam-alt);
    border: none;
    color: var(--pool-deep);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 18px;
}
.feature-card:nth-child(3n+2) i { color: var(--coral-dark); }
.feature-card:nth-child(3n+3) i { color: var(--sun-dark); }
.feature-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.feature-card p { color: var(--ink-soft); font-size: 0.93rem; margin: 0; }

/* ===== Gallery ===== */
.gallery-filter {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}
.gallery-filter button {
    padding: 9px 18px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--line);
    background: var(--white);
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--ink-soft);
    transition: background 0.2s ease, color 0.2s ease;
}
.gallery-filter button:hover { background: var(--foam-alt); }
.gallery-filter button.active { background: var(--pool-bright); color: var(--ink); }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.gallery-item {
    border-radius: var(--radius-swoosh-sm);
    border: none;
    overflow: hidden;
    aspect-ratio: 1/1;
    cursor: pointer;
    position: relative;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item .gallery-zoom {
    position: absolute; inset: 0;
    background: rgba(35, 48, 43, 0);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.3rem;
    opacity: 0;
    transition: opacity 0.25s ease, background 0.25s ease;
}
.gallery-item:hover .gallery-zoom { opacity: 1; background: rgba(35, 48, 43, 0.5); }
.gallery-item.is-hidden { display: none; }

.lightbox {
    position: fixed; inset: 0;
    background: rgba(20, 26, 23, 0.94);
    display: none;
    align-items: center; justify-content: center;
    z-index: 999;
    padding: 24px;
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 82vh; border-radius: var(--radius-swoosh-sm); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.lightbox-close, .lightbox-prev, .lightbox-next {
    position: absolute;
    background: rgba(255,255,255,0.14);
    border: none;
    color: #fff;
    width: 46px; height: 46px;
    border-radius: 50%;
    font-size: 1.2rem;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s ease;
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,255,255,0.28); }
.lightbox-close { top: 24px; right: 24px; }
.lightbox-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 24px; top: 50%; transform: translateY(-50%); }

/* ===== Testimoni ===== */
.testi-note {
    background: #DCEEF6;
    border: 2px dashed var(--sun-dark);
    color: #1B4A63;
    padding: 14px 20px;
    border-radius: var(--radius-swoosh-sm);
    font-size: 0.9rem;
    margin-bottom: 36px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.testi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.testi-card {
    background: var(--white);
    border-radius: var(--radius-swoosh-sm);
    border: none;
    padding: 28px;
    box-shadow: var(--shadow-pop-sm);
    border-top: 4px solid var(--pool-bright);
}
.testi-card:nth-child(3n+2) { border-top-color: var(--coral); }
.testi-card:nth-child(3n+3) { border-top-color: var(--sun); }
.testi-stars { color: var(--sun-dark); margin-bottom: 14px; font-size: 0.95rem; }
.testi-card p.quote { color: var(--ink-soft); font-style: italic; margin-bottom: 20px; }
.testi-person { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--foam-alt);
    color: var(--pool-deep);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-family: var(--font-display);
}
.testi-person strong { display: block; font-size: 0.95rem; }
.testi-person span { font-size: 0.82rem; color: var(--ink-soft); }

/* ===== FAQ ===== */
.faq-item {
    border-bottom: 2px solid var(--line);
}
.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 22px 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    text-align: left;
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--ink);
}
.faq-question i { transition: transform 0.25s ease; color: var(--coral); flex-shrink: 0; }
.faq-item.is-open .faq-question i { transform: rotate(45deg); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.faq-answer p { padding: 0 4px 22px; color: var(--ink-soft); margin: 0; }

/* ===== CTA besar =====
   Dasar teal dalam dengan gelembung-gelembung air di sekelilingnya. */
.cta-banner {
    background: var(--pool-deep);
    background-image:
        radial-gradient(circle at 8% 20%, rgba(79,166,155,0.30) 0, transparent 9%),
        radial-gradient(circle at 92% 75%, rgba(217,168,87,0.24) 0, transparent 10%),
        radial-gradient(circle at 80% 15%, rgba(201,123,88,0.20) 0, transparent 7%);
    border-radius: var(--radius-swoosh);
    border: none;
    padding: 64px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-banner h2 { color: #fff; font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 14px; }
.cta-banner p { color: rgba(255,255,255,0.88); max-width: 52ch; margin: 0 auto 30px; }
.cta-banner .btn-yellow:hover { background: #fff; }

/* ===== Kontak page ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-card {
    background: var(--white);
    border: none;
    border-radius: var(--radius-swoosh);
    box-shadow: var(--shadow-pop);
    padding: 32px;
}
.contact-row { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.contact-row:last-child { border-bottom: none; }
.contact-row i {
    width: 44px; height: 44px;
    border-radius: var(--radius-swoosh-sm);
    border: none;
    background: var(--foam-alt);
    color: var(--pool-deep);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.contact-row h4 { font-size: 0.98rem; margin-bottom: 4px; }
.contact-row p, .contact-row a { color: var(--ink-soft); font-size: 0.94rem; }
.map-frame {
    border-radius: var(--radius-swoosh);
    overflow: hidden;
    border: none;
    box-shadow: var(--shadow-pop);
    min-height: 380px;
}
.map-frame iframe { width: 100%; height: 100%; min-height: 380px; border: 0; }
.map-placeholder {
    height: 100%;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--ink-soft);
    background: var(--foam-alt);
    text-align: center;
    padding: 24px;
}
.map-placeholder i { font-size: 2rem; color: var(--pool-mid); }

/* ===== Page hero (halaman selain beranda) ===== */
.page-hero {
    padding: 56px 0 44px;
    text-align: center;
    position: relative;
}
.page-hero .section-kicker { justify-content: center; }
.page-hero h1 { font-size: clamp(2rem, 3.6vw, 2.8rem); margin-bottom: 14px; }
.page-hero p { color: var(--ink-soft); max-width: 60ch; margin: 0 auto; }

/* ===== Tombol WhatsApp mengambang ===== */
.whatsapp-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 58px; height: 58px;
    border-radius: 50%;
    border: none;
    background: #25D366;
    color: #fff;
    box-shadow: var(--shadow-pop-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    z-index: 95;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.whatsapp-float:hover { transform: translateY(-4px); box-shadow: 0 18px 30px rgba(35, 48, 43, 0.22); color: #fff; }

/* ===== Back to top ===== */
.back-to-top {
    position: fixed;
    right: 25px;
    bottom: 90px;
    width: 50px; height: 50px;
    border-radius: 50%;
    border: none;
    background: var(--sun);
    color: var(--ink);
    box-shadow: var(--shadow-pop-sm);
    display: flex; align-items: center; justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease, box-shadow 0.15s ease;
    z-index: 90;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 16px 26px rgba(35, 48, 43, 0.2); }

/* ===== Scroll reveal (halus, sekali muncul) ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ===== Footer ===== */
.site-footer {
    background: var(--pool-deep);
    color: rgba(255,255,255,0.82);
    padding-top: 30px;
    position: relative;
}
.footer-wave { display: block; width: 100%; line-height: 0; background: var(--pool-deep); }
.footer-wave svg { width: 100%; height: auto; display: block; }
.footer-wave path { fill: var(--pool-deep); }
.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    padding: 34px 0 44px;
    border-bottom: 1px solid rgba(255,255,255,0.12);
}
.site-footer .logo-name { color: #fff; }
.site-footer .logo-tagline { color: rgba(255,255,255,0.6); }
.footer-desc { margin-top: 16px; font-size: 0.92rem; color: rgba(255,255,255,0.65); max-width: 34ch; }
.footer-col h3 { color: #fff; font-size: 1rem; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { font-size: 0.92rem; color: rgba(255,255,255,0.7); transition: color 0.2s ease; }
.footer-col a:hover { color: var(--sun); }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: 0.92rem; color: rgba(255,255,255,0.7); }
.footer-bottom { padding: 22px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.55); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
    .program-grid { grid-template-columns: repeat(2, 1fr); }
    .testi-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
    .main-nav { display: none; }
    .hamburger { display: flex; }
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { order: -1; max-width: 420px; margin: 0 auto 20px; }
    .split, .split.reverse { grid-template-columns: 1fr; }
    .split.reverse .split-media { order: 0; }
    .school-strip { grid-template-columns: 1fr; }
    .school-strip-media { min-height: 220px; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
    .main-nav {
        display: block;
        position: fixed;
        top: var(--header-height);
        left: 0; right: 0;
        background: var(--white);
        border-bottom: 1px solid var(--line);
        box-shadow: var(--shadow-soft);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    .main-nav.is-open { max-height: 420px; }
    .main-nav ul { flex-direction: column; padding: 12px 24px 20px; gap: 4px; }
    .main-nav a { display: block; padding: 12px 14px; }
}

@media (max-width: 768px) {
    .section { padding: 68px 0; }
    .program-grid { grid-template-columns: 1fr; }
    .testi-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-banner { padding: 44px 26px; }
    .footer-inner { grid-template-columns: 1fr; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 22px; }
    .hero-visual .blob-shape { transform: rotate(0deg); }
}

@media (max-width: 480px) {
    .container { padding: 0 18px; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .hero-badge { left: 0; bottom: -14px; padding: 10px 14px; transform: none; }
    .logo-tagline { display: none; }
    .btn { padding: 13px 22px; font-size: 0.95rem; }
    .school-strip-text, .contact-card, .cta-banner { padding: 28px 22px; }
    .whatsapp-float { width: 50px; height: 50px; font-size: 1.4rem; right: 16px; bottom: 16px; }
    .back-to-top { width: 44px; height: 44px; right: 18px; bottom: 76px; }
}