/* ============================================================
   Nova Fitness — bold dark theme
   ============================================================ */

:root {
  color-scheme: dark;
  --bg: #0a0a0a;
  --surface: #131313;
  --surface-2: #1a1a1a;
  --border: #262626;
  --ink: #f5f5f1;
  --muted: #9a9a92;
  --lime: #c8f31d;
  --lime-strong: #d6ff2e;
  --lime-soft: rgba(200, 243, 29, 0.12);
  --radius: 18px;
  --shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
  --font-display: "Archivo", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; overflow-x: clip; }

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

::selection { background: var(--lime); color: #0a0a0a; }
:focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; border-radius: 4px; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.container { width: min(1120px, 92%); margin-inline: auto; }

.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: calc(var(--i, 0) * 70ms);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo { font-family: var(--font-display); font-weight: 900; font-size: 1.45rem; letter-spacing: 0.04em; }
.logo span { color: var(--lime); }

.nav-links { display: flex; align-items: center; gap: 2rem; font-size: 0.95rem; font-weight: 600; }
.nav-links a { color: var(--muted); transition: color 0.2s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  background: var(--lime); color: #0a0a0a !important;
  padding: 0.55rem 1.2rem; border-radius: 999px;
  font-weight: 700;
  transition: background 0.2s ease, transform 0.2s ease;
}
.nav-cta:hover { background: var(--lime-strong); transform: translateY(-1px); }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--ink);
  margin: 5px 0; border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 7rem 0 4.5rem; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; width: 720px; height: 520px;
  top: -180px; right: -160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 243, 29, 0.16), transparent 65%);
  animation: glow 10s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes glow {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-8%, 10%, 0) scale(1.15); }
}

.hero .container { position: relative; z-index: 1; }

.tag {
  display: inline-block;
  font-size: 0.82rem; font-weight: 600; color: var(--lime);
  background: var(--lime-soft); border: 1px solid rgba(200, 243, 29, 0.3);
  padding: 0.4rem 1rem; border-radius: 999px; margin-bottom: 1.8rem;
}

.hero h1 {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(3.2rem, 10vw, 6.8rem);
  line-height: 0.95; letter-spacing: -0.02em; text-transform: uppercase;
  margin-bottom: 1.6rem;
}
.hero h1 em { font-style: normal; color: var(--lime); }

.sub { font-size: 1.15rem; color: var(--muted); max-width: 520px; margin-bottom: 2.2rem; }

.cta-row { display: flex; gap: 0.9rem; flex-wrap: wrap; margin-bottom: 4rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 0.85rem 1.7rem; border-radius: 999px;
  font-weight: 700; font-size: 0.98rem; border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.btn-lime { background: var(--lime); color: #0a0a0a; box-shadow: 0 8px 26px rgba(200, 243, 29, 0.3); }
.btn-lime:hover { background: var(--lime-strong); transform: translateY(-2px); }
.btn-ghost { background: var(--surface-2); border-color: var(--border); color: var(--ink); }
.btn-ghost:hover { border-color: var(--lime); transform: translateY(-2px); }
.btn-dark { background: #0a0a0a; color: var(--lime); }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35); }
.btn-block { display: block; text-align: center; }

/* ---------- Hero stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
  padding-top: 2.2rem; border-top: 1px solid var(--border); max-width: 640px;
}
.stat strong { display: block; font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; color: var(--lime); }
.stat span { font-size: 0.88rem; color: var(--muted); }

/* ---------- Marquee ---------- */
.marquee {
  background: var(--lime); color: #0a0a0a;
  overflow: hidden; padding: 0.85rem 0;
  transform: rotate(-1.2deg) scale(1.02);
  margin: 1rem 0 0;
}
.marquee-track { display: flex; width: max-content; animation: marquee 22s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee-group { display: flex; padding-right: 2.5rem; }
.marquee-group span {
  font-family: var(--font-display); font-weight: 800; text-transform: uppercase;
  font-size: 1rem; letter-spacing: 0.06em; white-space: nowrap;
}
.marquee-group span::after { content: "·"; margin: 0 1.25rem; }

/* ---------- Sections ---------- */
.section { padding: 6rem 0; }
.section-alt { background: var(--surface); border-block: 1px solid var(--border); }

.section-head { max-width: 640px; margin-bottom: 3rem; }
.eyebrow {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--lime); margin-bottom: 0.7rem;
}
.section-head h2 {
  font-family: var(--font-display); font-weight: 900; text-transform: uppercase;
  font-size: clamp(1.9rem, 3.6vw, 2.7rem); letter-spacing: -0.01em; line-height: 1.05;
}
.section-head h2 em { font-style: normal; color: var(--lime); }

/* ---------- Cards ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.6rem; }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.9rem; transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-6px); border-color: rgba(200, 243, 29, 0.45);
  box-shadow: var(--shadow);
}

.card-num { font-family: var(--font-display); font-size: 1.3rem; font-weight: 800; color: var(--lime); opacity: 0.85; }
.card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 800; margin: 0.9rem 0 0.5rem; }
.card p { font-size: 0.95rem; color: var(--muted); margin-bottom: 1rem; }
.card-meta { font-size: 0.8rem; font-weight: 600; color: var(--lime); }

/* ---------- Trainers ---------- */
.coach { text-align: center; }
.avatar {
  width: 4.5rem; height: 4.5rem; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 800; font-size: 1.3rem;
  color: #fff; margin: 0 auto 1.1rem;
}
.av-1 { background: linear-gradient(135deg, #c8f31d, #16a34a); color: #0a0a0a; }
.av-2 { background: linear-gradient(135deg, #f97316, #dc2626); }
.av-3 { background: linear-gradient(135deg, #38bdf8, #4338ca); }
.coach h3 { margin-top: 0; }
.coach .role { color: var(--lime); font-weight: 700; font-size: 0.9rem; margin-bottom: 0.6rem; }

/* ---------- Pricing ---------- */
.plan { display: flex; flex-direction: column; position: relative; }
.plan .price { font-family: var(--font-display); font-size: 2.6rem; font-weight: 900; margin: 0.4rem 0 1.2rem; }
.plan .price span { font-size: 0.95rem; font-weight: 600; color: var(--muted); font-family: var(--font-body); }
.plan ul { list-style: none; margin-bottom: 1.8rem; flex-grow: 1; }
.plan li { font-size: 0.92rem; color: var(--muted); padding: 0.4rem 0; border-bottom: 1px dashed var(--border); }
.plan li::before { content: "✓"; color: var(--lime); font-weight: 800; margin-right: 0.6rem; }
.plan.featured { border-color: rgba(200, 243, 29, 0.55); box-shadow: 0 0 0 1px rgba(200, 243, 29, 0.2), var(--shadow); }
.chip {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--lime); color: #0a0a0a;
  font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.3rem 0.9rem; border-radius: 999px;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: var(--lime); color: #0a0a0a;
  border-radius: 24px; padding: 4rem 3rem; text-align: center;
}
.cta-banner h2 { font-family: var(--font-display); font-weight: 900; text-transform: uppercase; font-size: clamp(1.9rem, 4vw, 2.8rem); letter-spacing: -0.01em; margin-bottom: 0.6rem; }
.cta-banner h2 em { font-style: normal; text-decoration: underline; text-underline-offset: 8px; }
.cta-banner p { font-weight: 600; color: rgba(10, 10, 10, 0.7); margin-bottom: 1.8rem; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 2.6rem 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
.footer-note { font-size: 0.85rem; color: var(--muted); margin-top: 0.4rem; }
.footer-links { display: flex; gap: 1.5rem; font-size: 0.9rem; color: var(--muted); }
.footer-links a:hover { color: var(--lime); }
.footer-legal { font-size: 0.82rem; color: var(--muted); }
.footer-legal a { color: var(--lime); }

/* ---------- Mobile ---------- */
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: 0.6rem 4%; box-shadow: var(--shadow);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.85rem 0; width: 100%; border-bottom: 1px solid var(--border); }
  .nav-links .nav-cta { text-align: center; margin: 0.85rem 0; }

  .hero { padding-top: 5rem; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
  .section { padding: 4.5rem 0; }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero::before { animation: none; }
  .marquee-track { animation: none; }
}