/* ============ KAOS GYM ============ */
:root {
  --black: #0a0a0a;
  --dark: #111111;
  --acid: #ccff00;
  --white: #f4f4f0;
  --grey: #8a8a85;
  --font-display: "Anton", sans-serif;
  --font-body: "Space Grotesk", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

a { color: inherit; text-decoration: none; }

.acid { color: var(--acid); font-style: normal; }

.outline {
  color: transparent;
  -webkit-text-stroke: 2px var(--white);
}

/* ---------- PRELOADER ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--black);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.8s cubic-bezier(0.77, 0, 0.18, 1);
}
.preloader.done { transform: translateY(-100%); }
.preloader__text {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 12rem);
  color: var(--acid);
  animation: pulse 1s ease-in-out infinite alternate;
}
@keyframes pulse { from { opacity: 0.3; } to { opacity: 1; } }

/* ---------- NOISE ---------- */
.noise {
  position: fixed; inset: 0; z-index: 999; pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 3rem;
  transition: background 0.3s, padding 0.3s;
}
.nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  padding: 0.8rem 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.05em;
}
.nav__logo span { color: var(--acid); }
.nav__links { display: flex; gap: 2.5rem; }
.nav__links a {
  font-size: 0.85rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.15em;
  position: relative;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--acid);
  transition: width 0.3s;
}
.nav__links a:hover::after { width: 100%; }
.nav__burger { display: none; background: none; border: none; cursor: pointer; }
.nav__burger span {
  display: block; width: 26px; height: 2px;
  background: var(--white); margin: 6px 0;
  transition: 0.3s;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 0.12em;
  border: 2px solid transparent;
  transition: all 0.25s;
  cursor: pointer;
}
.btn--acid { background: var(--acid); color: var(--black); }
.btn--acid:hover { background: transparent; border-color: var(--acid); color: var(--acid); transform: translateY(-3px); }
.btn--ghost { border-color: rgba(255, 255, 255, 0.35); color: var(--white); }
.btn--ghost:hover { border-color: var(--acid); color: var(--acid); transform: translateY(-3px); }
.btn--big { padding: 1.2rem 2.8rem; font-size: 0.95rem; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 8rem 3rem 6rem;
}
.hero__bg {
  position: absolute; inset: -10% 0;
  background: url("https://images.unsplash.com/photo-1605296867304-46d5465a13f1?q=80&w=2000&auto=format&fit=crop") center/cover no-repeat;
  will-change: transform;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(10,10,10,0.95) 30%, rgba(10,10,10,0.55) 70%, rgba(10,10,10,0.75));
}
.hero__content { position: relative; z-index: 2; max-width: 950px; }
.hero__kicker {
  color: var(--acid);
  text-transform: uppercase; letter-spacing: 0.3em;
  font-size: 0.85rem; margin-bottom: 1.5rem;
}
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 11vw, 9.5rem);
  line-height: 1.12;
  text-transform: uppercase;
}
.hero__title span { display: block; }
.hero__sub {
  margin: 2rem 0 2.5rem;
  max-width: 540px;
  color: #c9c9c4;
  font-size: 1.05rem;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute; bottom: 2rem; right: 3rem; z-index: 2;
  font-size: 0.75rem; letter-spacing: 0.3em;
  color: var(--grey);
  animation: bob 2s ease-in-out infinite;
}
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ---------- MARQUEE ---------- */
.marquee { overflow: hidden; white-space: nowrap; padding: 1.1rem 0; }
.marquee--acid { background: var(--acid); color: var(--black); transform: rotate(-1deg) scale(1.02); }
.marquee--dark { background: var(--dark); color: var(--white); border-top: 1px solid #222; border-bottom: 1px solid #222; }
.marquee__track { display: inline-flex; animation: scroll 25s linear infinite; }
.marquee__track span {
  font-family: var(--font-display);
  font-size: 1.6rem;
  text-transform: uppercase;
  padding-right: 1rem;
}
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- SECTIONS ---------- */
.section { padding: 7rem 3rem; max-width: 1400px; margin: 0 auto; }
.section__head { margin-bottom: 4rem; }
.section__kicker {
  color: var(--acid);
  text-transform: uppercase; letter-spacing: 0.3em;
  font-size: 0.8rem; margin-bottom: 1rem;
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1.02;
  text-transform: uppercase;
}

/* ---------- CLASSES ---------- */
.classes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.class-card {
  position: relative;
  background: var(--dark);
  border: 1px solid #222;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}
.class-card:hover { border-color: var(--acid); transform: translateY(-6px); }
.class-card__img { height: 260px; overflow: hidden; }
.class-card__img img {
  filter: grayscale(60%) contrast(1.1);
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.6s;
}
.class-card:hover .class-card__img img { transform: scale(1.08); filter: grayscale(0%) contrast(1.05); }
.class-card__body { padding: 1.6rem; position: relative; }
.class-card__num {
  position: absolute; top: -1.4rem; right: 1.2rem;
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--acid);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}
.class-card h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}
.class-card p { color: var(--grey); font-size: 0.92rem; }

/* ---------- STATS ---------- */
.stats { background: var(--acid); color: var(--black); padding: 5rem 3rem; }
.stats__grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}
.stat__num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1;
}
.stat__label {
  text-transform: uppercase; letter-spacing: 0.2em;
  font-size: 0.8rem; font-weight: 700;
  margin-top: 0.6rem;
}

/* ---------- SPLIT ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 7rem 3rem;
  max-width: 1400px; margin: 0 auto;
}
.split__img {
  height: 620px;
  overflow: hidden;
  border: 1px solid #222;
}
.split__img img { filter: contrast(1.05); }
.split__text > p { color: #c9c9c4; margin: 1.5rem 0; max-width: 480px; }
.split__list { list-style: none; margin: 0 0 2.5rem; }
.split__list li {
  padding: 0.9rem 0 0.9rem 2rem;
  border-bottom: 1px solid #222;
  position: relative;
  font-size: 0.95rem;
}
.split__list li::before {
  content: "✦"; position: absolute; left: 0;
  color: var(--acid);
}

/* ---------- TRAINERS ---------- */
.trainers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.trainer__img {
  height: 380px; overflow: hidden;
  border: 1px solid #222;
  margin-bottom: 1.2rem;
}
.trainer__img img {
  filter: grayscale(100%) contrast(1.15);
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.6s;
}
.trainer:hover .trainer__img img { filter: grayscale(0%); transform: scale(1.06); }
.trainer h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}
.trainer p { color: var(--acid); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; }

/* ---------- PRICING ---------- */
.section--pricing { max-width: 1200px; }
.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}
.price-card {
  background: var(--dark);
  border: 1px solid #222;
  padding: 2.5rem 2rem;
  display: flex; flex-direction: column;
  position: relative;
  transition: transform 0.3s, border-color 0.3s;
}
.price-card:hover { transform: translateY(-8px); border-color: #444; }
.price-card--featured {
  border-color: var(--acid);
  background: #131608;
  transform: scale(1.03);
}
.price-card--featured:hover { transform: scale(1.03) translateY(-8px); border-color: var(--acid); }
.price-card__badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--acid); color: var(--black);
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.15em;
  padding: 0.35rem 1rem;
}
.price-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem; letter-spacing: 0.05em;
}
.price-card__price {
  font-family: var(--font-display);
  font-size: 3rem;
  margin: 1rem 0 1.5rem;
  color: var(--acid);
}
.price-card__price span { font-size: 1rem; color: var(--grey); font-family: var(--font-body); }
.price-card ul { list-style: none; flex: 1; margin-bottom: 2rem; }
.price-card li {
  padding: 0.6rem 0 0.6rem 1.6rem;
  border-bottom: 1px solid #1e1e1e;
  font-size: 0.9rem;
  color: #c9c9c4;
  position: relative;
}
.price-card li::before { content: "→"; position: absolute; left: 0; color: var(--acid); }
.price-card .btn { text-align: center; }

/* ---------- CTA ---------- */
.cta {
  position: relative;
  padding: 10rem 3rem;
  text-align: center;
  overflow: hidden;
}
.cta__bg {
  position: absolute; inset: 0;
  background: url("https://images.unsplash.com/photo-1517836357463-d25dfeac3438?q=80&w=2000&auto=format&fit=crop") center/cover fixed no-repeat;
  filter: brightness(0.25) contrast(1.1);
}
.cta__content { position: relative; z-index: 2; max-width: 800px; margin: 0 auto; }
.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 6rem);
  text-transform: uppercase;
  line-height: 1;
}
.cta p { color: #c9c9c4; margin: 1.5rem 0 2.5rem; font-size: 1.05rem; }

/* ---------- FOOTER ---------- */
.footer { background: var(--dark); border-top: 1px solid #222; padding: 5rem 3rem 2rem; }
.footer__top {
  max-width: 1400px; margin: 0 auto 4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2.5rem;
}
.footer__col h4 {
  font-family: var(--font-display);
  font-size: 1rem; letter-spacing: 0.1em;
  color: var(--acid);
  margin-bottom: 1rem;
}
.footer__col p { color: var(--grey); font-size: 0.9rem; }
.footer__col a:hover { color: var(--acid); }
.footer__wordmark {
  font-family: var(--font-display);
  font-size: clamp(6rem, 22vw, 20rem);
  line-height: 0.85;
  text-align: center;
  color: transparent;
  -webkit-text-stroke: 1px #2a2a2a;
  user-select: none;
}
.footer__bottom {
  max-width: 1400px; margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid #222;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  color: #555; font-size: 0.8rem;
}

/* ---------- REVEAL ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .nav { padding: 1rem 1.5rem; }
  .nav.scrolled { padding: 0.8rem 1.5rem; }
  .nav__links {
    position: fixed; inset: 0;
    background: rgba(10, 10, 10, 0.97);
    flex-direction: column;
    align-items: center; justify-content: center;
    gap: 2rem;
    font-size: 1.4rem;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.77, 0, 0.18, 1);
  }
  .nav__links.open { transform: translateX(0); }
  .nav__cta { display: none; }
  .nav__burger { display: block; position: relative; z-index: 101; }
  .nav__burger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav__burger.open span:nth-child(2) { opacity: 0; }
  .nav__burger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .hero { padding: 7rem 1.5rem 5rem; }
  .hero__scroll { display: none; }
  .section, .split, .stats, .cta { padding-left: 1.5rem; padding-right: 1.5rem; }
  .split { grid-template-columns: 1fr; gap: 2.5rem; padding-top: 5rem; padding-bottom: 5rem; }
  .split__img { height: 420px; }
  .section { padding-top: 5rem; padding-bottom: 5rem; }
  .cta__bg { background-attachment: scroll; }
  .price-card--featured { transform: none; }
  .price-card--featured:hover { transform: translateY(-8px); }
}