@import url('https://fonts.googleapis.com/css2?family=Syncopate:wght@400;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --card: #111111;
  --card2: #161616;
  --border: #222222;
  --primary: #22c55e;
  --primary-dim: rgba(34,197,94,0.15);
  --primary-border: rgba(34,197,94,0.3);
  --text: #f5f5f5;
  --muted: #888888;
  --destructive: #ef4444;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5 {
  font-family: 'Syncopate', sans-serif;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0.5rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #000; border-color: var(--primary); }
.btn-primary:hover { background: #16a34a; border-color: #16a34a; }
.btn-outline { background: transparent; color: var(--text); border-color: rgba(255,255,255,0.2); }
.btn-outline:hover { background: rgba(255,255,255,0.08); }
.btn-outline-green { background: transparent; color: var(--primary); border-color: var(--primary-border); }
.btn-outline-green:hover { background: var(--primary-dim); }
.btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.8rem; }

/* ─── BADGE ─── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 0.35rem;
  border: 1px solid var(--primary-border);
  background: var(--primary-dim);
  color: var(--primary);
}
.badge-solid { background: var(--primary); color: #000; border-color: var(--primary); }
.badge-secondary { background: rgba(255,255,255,0.08); color: var(--text); border-color: var(--border); }

/* ─── NAVBAR ─── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex;
  align-items: center;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Syncopate', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.nav-logo svg { color: var(--primary); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 0.75rem; }
.hamburger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }
.mobile-menu {
  display: none;
  position: fixed;
  inset: 64px 0 0;
  background: var(--bg);
  z-index: 99;
  padding: 2rem;
  flex-direction: column;
  gap: 1.5rem;
  border-top: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: 'Syncopate', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:hover { color: var(--text); }

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  filter: grayscale(1);
  opacity: 0.35;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.72);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 2rem;
}
.hero h1 { font-size: clamp(2.8rem, 8vw, 6rem); color: #fff; margin-bottom: 1.5rem; }
.hero h1 span { color: var(--primary); }
.hero p { font-size: clamp(1rem, 2.5vw, 1.3rem); color: #d4d4d4; max-width: 600px; margin: 0 auto 2.5rem; }
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ─── SECTIONS ─── */
.section { padding: 6rem 0; }
.section-card { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-title { margin-bottom: 1rem; }
.section-title h2 { font-size: clamp(1.8rem, 4vw, 3.2rem); }
.section-title h2 span { color: var(--primary); }
.section-subtitle { color: var(--muted); font-size: 1.1rem; max-width: 600px; margin-bottom: 3rem; }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3rem; gap: 1.5rem; flex-wrap: wrap; }

/* ─── FEATURES GRID ─── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; }
.feature-item { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1rem; }
.feature-icon {
  width: 64px; height: 64px;
  background: var(--primary-dim);
  border: 1px solid var(--primary-border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
}
.feature-item h3 { font-size: 1rem; font-weight: 700; }
.feature-item p { color: var(--muted); font-size: 0.95rem; }

/* ─── CARDS ─── */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: rgba(34,197,94,0.4); }
.card-img { position: relative; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 0.5s, transform 0.5s; }
.card:hover .card-img img { filter: grayscale(0); transform: scale(1.05); }
.card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.card-footer { padding: 0 1.5rem 1.5rem; }

/* ─── PLAN CARDS ─── */
.plan-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  display: flex;
  flex-direction: column;
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
  position: relative;
}
.plan-card.popular {
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(34,197,94,0.15);
  transform: scale(1.04);
  z-index: 2;
}
.popular-badge {
  position: absolute;
  top: 0; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--primary);
  color: #000;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
}
.plan-name { font-family: 'Syncopate', sans-serif; font-size: 1.3rem; text-transform: uppercase; margin-bottom: 0.5rem; }
.plan-price { margin: 1rem 0; }
.plan-price .amount { font-size: 2.8rem; font-weight: 700; }
.plan-price .period { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; margin-left: 0.25rem; }
.plan-features { list-style: none; flex: 1; margin: 1.5rem 0; display: flex; flex-direction: column; gap: 0.85rem; }
.plan-features li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.9rem; }
.plan-features li svg { color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.plan-features li.crossed { color: var(--muted); text-decoration: line-through; }
.plan-features li.crossed svg { color: var(--muted); }

/* ─── TRAINER CARD ─── */
.trainer-card { background: var(--card); border: 1px solid var(--border); border-radius: 0.75rem; overflow: hidden; }
.trainer-img-wrap { position: relative; aspect-ratio: 3/4; overflow: hidden; }
.trainer-img-wrap img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 0.5s, transform 0.5s; }
.trainer-card:hover .trainer-img-wrap img { filter: grayscale(0); transform: scale(1.04); }
.trainer-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 60%, transparent 100%); }
.trainer-info { position: absolute; bottom: 0; left: 0; right: 0; padding: 1.5rem; }
.trainer-spec { margin-bottom: 0.4rem; }
.trainer-name { font-family: 'Syncopate', sans-serif; font-size: 1.4rem; font-weight: 700; text-transform: uppercase; color: #fff; }
.trainer-exp { font-size: 0.8rem; color: #ccc; margin-top: 0.2rem; }

/* ─── CLASS ROW ─── */
.class-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--card);
  transition: border-color 0.2s, background 0.2s;
}
.class-row:hover { border-color: rgba(34,197,94,0.4); background: var(--card2); }
.class-day {
  width: 60px; height: 60px;
  background: var(--primary-dim);
  border: 1px solid var(--primary-border);
  border-radius: 0.5rem;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.class-day span { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; color: var(--primary); }
.class-day svg { color: var(--primary); }
.class-info { flex: 1; min-width: 0; }
.class-type-badge { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--primary); border: 1px solid var(--primary-border); background: var(--primary-dim); padding: 0.15rem 0.5rem; border-radius: 0.3rem; display: inline-block; margin-bottom: 0.35rem; }
.class-name { font-family: 'Syncopate', sans-serif; font-size: 0.85rem; font-weight: 700; text-transform: uppercase; }
.class-meta { font-size: 0.78rem; color: var(--muted); margin-top: 0.2rem; }
.class-spots { font-size: 0.75rem; font-weight: 700; color: #22c55e; flex-shrink: 0; text-align: right; }

/* ─── PAGE HEADER ─── */
.page-header { background: var(--card); border-bottom: 1px solid var(--border); padding: 5rem 0 3rem; }
.page-header h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
.page-header h1 span { color: var(--primary); }
.page-header p { color: var(--muted); font-size: 1.1rem; max-width: 600px; margin-top: 1rem; }

/* ─── CTA SECTION ─── */
.cta-section {
  position: relative;
  padding: 8rem 0;
  overflow: hidden;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary);
  z-index: 0;
}
.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('https://images.unsplash.com/photo-1558611848-73f7eb4001a1?q=80&w=2071&auto=format&fit=crop');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
  mix-blend-mode: multiply;
  z-index: 1;
}
.cta-content { position: relative; z-index: 2; }
.cta-section h2 { font-size: clamp(2rem, 5vw, 4rem); color: #000; font-weight: 900; margin-bottom: 1rem; }
.cta-section p { color: rgba(0,0,0,0.8); font-size: 1.2rem; font-weight: 500; max-width: 600px; margin: 0 auto 2.5rem; }
.cta-section .btn-cta {
  background: var(--bg);
  color: var(--text);
  border: none;
  padding: 1.1rem 3rem;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  font-family: 'Space Grotesk', sans-serif;
  text-transform: uppercase;
  display: inline-block;
  text-decoration: none;
}
.cta-section .btn-cta:hover { background: #1a1a1a; color: var(--primary); }

/* ─── STATS GRID ─── */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.stat-card { background: var(--card); border: 2px solid var(--border); border-radius: 0.75rem; padding: 1.5rem; text-align: center; }
.stat-card svg { color: var(--primary); margin-bottom: 1rem; }
.stat-card .stat-num { font-family: 'Syncopate', sans-serif; font-size: 2rem; font-weight: 700; text-transform: uppercase; }
.stat-card .stat-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin-top: 0.25rem; }

/* ─── FACILITY ─── */
.facility-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.facility-item { display: flex; flex-direction: column; gap: 1rem; }
.facility-item img { width: 100%; height: 200px; object-fit: cover; border-radius: 0.5rem; filter: grayscale(1); transition: filter 0.3s; }
.facility-item:hover img { filter: grayscale(0); }
.facility-item h3 { font-size: 1rem; }
.facility-item p { color: var(--muted); font-size: 0.9rem; }

/* ─── SERVICE CARD ─── */
.service-card { background: var(--bg); border: 1px solid var(--border); border-radius: 0.75rem; padding: 2rem; display: flex; flex-direction: column; box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.service-card svg { color: var(--primary); margin-bottom: 1rem; }
.service-card h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }
.service-card .desc { color: var(--muted); font-size: 0.85rem; margin-bottom: 1rem; }
.service-card p { color: var(--muted); font-size: 0.9rem; flex: 1; margin-bottom: 1.5rem; }

/* ─── BILLING TOGGLE ─── */
.billing-toggle { display: flex; align-items: center; gap: 1rem; justify-content: center; margin: 1.5rem 0; }
.toggle-label { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; }
.toggle-label.active { color: var(--text); }
.toggle-label.inactive { color: var(--muted); }
.toggle-wrap { position: relative; width: 48px; height: 26px; }
.toggle-wrap input { opacity: 0; width: 0; height: 0; }
.toggle-track {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--border);
  border-radius: 999px;
  transition: background 0.2s;
}
.toggle-track.on { background: var(--primary); }
.toggle-thumb {
  position: absolute;
  content: '';
  height: 18px; width: 18px;
  left: 4px; top: 4px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
}
.toggle-thumb.on { transform: translateX(22px); }

/* ─── FILTER BAR ─── */
.filter-bar { background: var(--card); border: 1px solid var(--border); border-radius: 0.75rem; padding: 1rem; margin-bottom: 2rem; }
.filter-bar input[type="text"] {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  outline: none;
  transition: border-color 0.2s;
}
.filter-bar input[type="text"]:focus { border-color: var(--primary); }
.filter-input-wrap { position: relative; }
.filter-input-wrap svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.filter-selects { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; }
.filter-bar select {
  width: 100%;
  padding: 0.65rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 2rem;
  transition: border-color 0.2s;
}
.filter-bar select:focus { border-color: var(--primary); }

/* ─── TRAINER FULL CARD ─── */
.trainer-full-card { background: var(--card); border: 1px solid var(--border); border-radius: 0.75rem; overflow: hidden; display: flex; flex-direction: column; }
.trainer-full-img { position: relative; height: 260px; overflow: hidden; }
.trainer-full-img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 0.5s, transform 0.5s; }
.trainer-full-card:hover .trainer-full-img img { filter: grayscale(0); transform: scale(1.04); }
.trainer-full-img .rating-badge { position: absolute; top: 1rem; right: 1rem; background: rgba(10,10,10,0.9); backdrop-filter: blur(4px); padding: 0.3rem 0.6rem; border-radius: 0.35rem; display: flex; align-items: center; gap: 0.3rem; font-weight: 700; font-size: 0.85rem; }
.trainer-full-img .rating-badge svg { color: #eab308; fill: #eab308; }
.trainer-full-img .featured-badge { position: absolute; top: 1rem; left: 1rem; }
.trainer-full-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.trainer-full-body h2 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.trainer-full-body .specialization { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--primary); font-weight: 700; margin-bottom: 1rem; }
.trainer-full-body p { color: var(--muted); font-size: 0.9rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; margin-bottom: 1.5rem; }
.trainer-full-body .exp { font-size: 0.85rem; color: var(--text); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 0.5rem; }
.trainer-full-body .exp svg { color: var(--muted); }

/* ─── FOOTER ─── */
footer {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  margin-top: auto;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand p { color: var(--muted); font-size: 0.9rem; max-width: 280px; }
.footer-col h4 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 700; margin-bottom: 1.2rem; color: var(--text); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col ul a { color: var(--muted); font-size: 0.9rem; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 2rem; text-align: center; }
.footer-bottom p { color: var(--muted); font-size: 0.85rem; }

/* ─── ABOUT GRID ─── */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.about-text h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); margin-bottom: 2rem; }
.about-text h2 span { color: var(--primary); }
.about-text p { color: var(--muted); font-size: 1rem; margin-bottom: 1.25rem; line-height: 1.8; }

/* ─── CLASSES GRID ─── */
.classes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

.class-card { background: var(--card); border: 1px solid var(--border); border-radius: 0.75rem; overflow: hidden; display: flex; flex-direction: column; }
.class-card-img { position: relative; height: 200px; overflow: hidden; }
.class-card-img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 0.5s, transform 0.5s; }
.class-card:hover .class-card-img img { filter: grayscale(0); transform: scale(1.04); }
.class-card-img .badge-type { position: absolute; top: 1rem; left: 1rem; }
.class-card-img .badge-day { position: absolute; top: 1rem; right: 1rem; background: rgba(10,10,10,0.85); backdrop-filter: blur(4px); color: var(--text); border-color: transparent; }
.class-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.class-card-body h3 { font-size: 1.2rem; margin-bottom: 1rem; }
.class-meta-row { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.5rem; }
.class-meta-row svg { color: var(--primary); flex-shrink: 0; }
.class-meta-row a { color: var(--text); transition: color 0.2s; }
.class-meta-row a:hover { color: var(--primary); }
.class-divider { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }
.class-spots-row { display: flex; align-items: center; justify-content: space-between; font-size: 0.85rem; }
.spots-green { color: #22c55e; font-weight: 700; }
.spots-full { color: var(--destructive); font-weight: 700; }
.class-rating { display: flex; align-items: center; gap: 0.3rem; color: #eab308; font-weight: 700; font-size: 0.85rem; }
.class-rating svg { fill: #eab308; }
.class-card-footer { padding: 0 1.5rem 1.5rem; margin-top: auto; }
.class-book-btn {
  display: block;
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: center;
  border: none;
  cursor: pointer;
  border-bottom-left-radius: 0.75rem;
  border-bottom-right-radius: 0.75rem;
  transition: background 0.2s;
  text-decoration: none;
}
.class-book-btn:hover { background: #16a34a; }
.class-book-btn.full { background: var(--border); color: var(--muted); cursor: default; }
.class-book-btn.outline { background: transparent; color: var(--text); border: none; border-top: 1px solid var(--border); }
.class-book-btn.outline:hover { background: rgba(255,255,255,0.05); }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .features-grid { gap: 2rem; }
  .filter-selects { grid-template-columns: repeat(2, 1fr); }
  .classes-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 1.25rem; }
  .section { padding: 4rem 0; }
  .features-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .about-split { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .facility-grid { grid-template-columns: 1fr; }
  .classes-grid { grid-template-columns: 1fr; }
  .filter-selects { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .section-header { flex-direction: column; align-items: flex-start; }
  .hero h1 { font-size: 2.5rem; }
  .plan-card.popular { transform: none; }
  .grid-4 { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .filter-selects { grid-template-columns: 1fr; }
}

/* ─── ANIMATIONS ─── */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: none; }