:root {
  --bg: #05070d;
  --bg-alt: #0b1320;
  --surface: rgba(12, 20, 33, 0.8);
  --accent: #3ee2d8;
  --accent-2: #ff8a5b;
  --text: #f5f7fb;
  --muted: #a9b7c7;
  --line: rgba(255, 255, 255, 0.08);
  --radius: 18px;
  --shadow: 0 30px 60px rgba(5, 9, 19, 0.45);
  --font-display: "Bebas Neue", sans-serif;
  --font-body: "Space Grotesk", sans-serif;
}

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

body {
  font-family: var(--font-body);
  background: radial-gradient(circle at 10% 20%, rgba(62, 226, 216, 0.15), transparent 45%),
    radial-gradient(circle at 90% 0%, rgba(255, 138, 91, 0.2), transparent 40%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

body.is-loading {
  overflow: hidden;
}

.preloader {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  gap: 8px;
  background: radial-gradient(circle at 20% 20%, rgba(62, 226, 216, 0.2), transparent 55%),
    linear-gradient(120deg, rgba(8, 14, 25, 0.98), rgba(4, 7, 13, 0.98));
  z-index: 30;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  text-align: center;
}

.preloader-mark {
  width: 80px;
  height: 80px;
  stroke: var(--accent);
  stroke-width: 3;
  fill: rgba(62, 226, 216, 0.08);
  animation: pulse 1.8s ease-in-out infinite;
}

.preloader-mark path {
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  animation: draw 1.8s ease-in-out infinite;
}

.preloader-text {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--muted);
}

body.preloader-hidden .preloader {
  opacity: 0;
  visibility: hidden;
}

@keyframes draw {
  0% { stroke-dashoffset: 220; opacity: 0.3; }
  50% { stroke-dashoffset: 0; opacity: 1; }
  100% { stroke-dashoffset: -220; opacity: 0.3; }
}

@keyframes pulse {
  0%, 100% { transform: scale(0.96); }
  50% { transform: scale(1); }
}

img {
  max-width: 100%;
  display: block;
}

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

.noise {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0.6;
  z-index: 0;
}

.container {
  width: min(1200px, 90%);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.section {
  padding: 90px 0;
}

.section-alt {
  background: linear-gradient(120deg, rgba(16, 25, 41, 0.85), rgba(7, 11, 19, 0.2));
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--muted);
}

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}

h1 {
  font-size: clamp(2.8rem, 4vw, 4.6rem);
  margin: 14px 0 18px;
}

h2 {
  font-size: clamp(2.3rem, 3.2vw, 3.5rem);
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 520px;
}

.accent {
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: linear-gradient(120deg, var(--accent), #58b8ff);
  color: #04131a;
  box-shadow: 0 20px 40px rgba(62, 226, 216, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--line);
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(4, 7, 13, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.brand-mark {
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  color: #04131a;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.brand-text {
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 20px;
  margin-left: auto;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  flex-direction: column;
  gap: 6px;
  margin-left: auto;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--text);
}

.hero {
  padding: 120px 0 50px;
  position: relative;
}

.hero-grid {
  display: grid;
  gap: 40px;
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin: 24px 0;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.stat {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
}

.hero-visual {
  display: grid;
  gap: 20px;
  justify-items: end;
}

.hero-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-card img,
.hero-card video {
  height: 520px;
  width: 100%;
  object-fit: cover;
}

.hero-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 7, 13, 0.1), rgba(4, 7, 13, 0.7));
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  padding: 20px;
}

.hero-tag {
  background: rgba(6, 11, 20, 0.75);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.85rem;
}

.wave {
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  background: radial-gradient(circle at 50% 0%, rgba(62, 226, 216, 0.4), transparent 60%);
  filter: blur(10px);
}

.mini-card {
  padding: 18px 22px;
  border-radius: 16px;
  background: rgba(8, 14, 25, 0.8);
  border: 1px solid var(--line);
  width: min(280px, 100%);
  margin-right: 10px;
}

.mini-title {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.mini-value {
  display: block;
  font-size: 1.2rem;
  margin: 6px 0 2px;
}

.mini-sub {
  font-size: 0.85rem;
  color: var(--muted);
}

.hero-bottom {
  margin-top: 60px;
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius);
  background: rgba(7, 12, 21, 0.7);
  border: 1px solid var(--line);
  text-align: center;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 50px;
  align-items: center;
}

.split-media {
  position: relative;
}

.split-media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.split-media .float {
  position: absolute;
  width: 55%;
  right: -10px;
  bottom: -30px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.feature-list {
  list-style: none;
  margin: 22px 0;
  display: grid;
  gap: 14px;
  color: var(--muted);
}

.section-title {
  margin-bottom: 40px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.card {
  background: rgba(9, 15, 26, 0.8);
  border: 1px solid var(--line);
  padding: 26px;
  border-radius: var(--radius);
  transition: transform 0.25s ease, border 0.25s ease;
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(62, 226, 216, 0.4);
}

.card-icon {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.spotlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.spotlight {
  background: rgba(9, 15, 26, 0.7);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.spotlight img {
  height: 220px;
  width: 100%;
  object-fit: cover;
}

.spotlight-info {
  padding: 20px;
}

.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.price-card {
  padding: 28px;
  border-radius: var(--radius);
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  display: grid;
  gap: 16px;
}

.price-card ul {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 10px;
}

.price {
  font-size: 2.2rem;
  color: var(--accent);
}

.featured {
  border-color: rgba(62, 226, 216, 0.5);
  background: linear-gradient(180deg, rgba(15, 28, 47, 0.95), rgba(9, 15, 26, 0.9));
  transform: translateY(-10px);
}

.tag {
  justify-self: start;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(62, 226, 216, 0.2);
  color: var(--accent);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.testimonial-grid article {
  padding: 24px;
  border-radius: var(--radius);
  background: rgba(8, 14, 25, 0.8);
  border: 1px solid var(--line);
}

.testimonial-grid h4 {
  margin-top: 16px;
}

.testimonial-grid span {
  color: var(--muted);
  font-size: 0.85rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(160px, 1fr));
  gap: 16px;
  grid-auto-rows: 220px;
}

.gallery-item {
  position: relative;
  border: none;
  padding: 0;
  background: transparent;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  height: 100%;
}

.gallery-item img {
  border-radius: 16px;
  height: 100%;
  width: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item span {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(5, 9, 16, 0.7);
  border: 1px solid var(--line);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item::after {
  content: \"\";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(62, 226, 216, 0.25), rgba(255, 138, 91, 0.15));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover::after {
  opacity: 1;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 13, 0.92);
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 20;
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  max-width: min(90vw, 1100px);
  max-height: 85vh;
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(9, 15, 26, 0.8);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq details {
  background: rgba(8, 14, 25, 0.8);
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 16px 20px;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.cta {
  padding: 100px 0;
  background: radial-gradient(circle at 20% 20%, rgba(62, 226, 216, 0.2), transparent 55%),
    linear-gradient(120deg, rgba(10, 18, 30, 0.9), rgba(5, 8, 14, 0.9));
}

.cta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: center;
}

.cta-form {
  display: grid;
  gap: 14px;
}

.cta-form input,
.cta-form select {
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 16, 0.8);
  color: var(--text);
}

.cta-form textarea {
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 16, 0.8);
  color: var(--text);
  resize: vertical;
}

.marquee {
  background: rgba(6, 11, 20, 0.9);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 12px 0;
}

.marquee-track {
  display: flex;
  gap: 28px;
  white-space: nowrap;
  animation: marquee 20s linear infinite;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.marquee-track span {
  display: inline-flex;
  align-items: center;
  gap: 28px;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.page-hero {
  padding: 110px 0 70px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: center;
}

.page-hero-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.page-hero-card img {
  height: 360px;
  width: 100%;
  object-fit: cover;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.timeline-item {
  background: rgba(9, 15, 26, 0.8);
  border: 1px solid var(--line);
  padding: 24px;
  border-radius: var(--radius);
}

.timeline-item .step {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 24px;
}

.chip-row span {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(62, 226, 216, 0.15);
  border: 1px solid rgba(62, 226, 216, 0.3);
  font-size: 0.85rem;
  color: var(--text);
}

.instructors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.instructors article {
  background: rgba(8, 14, 25, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.instructors img {
  height: 220px;
  width: 100%;
  object-fit: cover;
}

.instructors h3 {
  margin: 16px 20px 6px;
}

.instructors p {
  margin: 0 20px 20px;
  color: var(--muted);
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.program-card {
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  padding: 24px;
  border-radius: var(--radius);
  display: grid;
  gap: 12px;
}

.program-card ul {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.spot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.spot-card {
  background: rgba(9, 15, 26, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  gap: 16px;
}

.spot-card img {
  height: 200px;
  width: 100%;
  object-fit: cover;
}

.spot-card div {
  padding: 0 20px 20px;
}

.spot-card ul {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.blog-card {
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.blog-link {
  display: block;
  color: inherit;
}

.blog-card img {
  height: 200px;
  width: 100%;
  object-fit: cover;
}

.blog-card div {
  padding: 18px 20px 22px;
}

.blog-meta {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 14px;
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  padding: 24px;
  border-radius: var(--radius);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 16, 0.8);
  color: var(--text);
}

.contact-info {
  display: grid;
  gap: 16px;
}

.info-card {
  padding: 20px;
  border-radius: 16px;
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
}

.article {
  max-width: 760px;
  display: grid;
  gap: 18px;
}

.article h3 {
  font-size: 1.6rem;
}

.article blockquote {
  margin: 10px 0;
  padding: 18px;
  border-left: 3px solid var(--accent);
  background: rgba(9, 15, 26, 0.7);
  border-radius: 12px;
}

.booking-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: start;
}

.booking-form {
  display: grid;
  gap: 24px;
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  padding: 26px;
  border-radius: var(--radius);
}

.form-step {
  display: grid;
  gap: 12px;
}

.step-label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--muted);
}

.option-row {
  display: grid;
  gap: 12px;
}

.option-card {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 16, 0.8);
  cursor: pointer;
}

.option-card input {
  accent-color: var(--accent);
}

.option-card span {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.booking-form input,
.booking-form select,
.booking-form textarea {
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 16, 0.8);
  color: var(--text);
}

.booking-summary {
  background: rgba(9, 15, 26, 0.85);
  border: 1px solid var(--line);
  padding: 26px;
  border-radius: var(--radius);
  display: grid;
  gap: 16px;
}

.booking-summary ul {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.summary-card {
  background: rgba(5, 9, 16, 0.85);
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 16px;
  display: grid;
  gap: 10px;
}

.footer {
  padding: 70px 0 30px;
  background: #05070d;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.footer h4 {
  margin-bottom: 10px;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  color: var(--muted);
  font-size: 0.85rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .nav-links {
    position: absolute;
    top: 70px;
    right: 5%;
    background: rgba(6, 11, 20, 0.95);
    padding: 20px;
    border-radius: 16px;
    flex-direction: column;
    gap: 14px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: 0.2s ease;
  }

  .nav-links.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-toggle {
    display: flex;
  }

  .nav .btn-primary {
    display: none;
  }

  .hero {
    padding-top: 100px;
  }

  .split-media .float {
    position: static;
    width: 100%;
    margin-top: 16px;
  }
}

@media (max-width: 600px) {
  .hero-card img,
  .hero-card video {
    height: 360px;
  }

  .pricing {
    gap: 16px;
  }

  .featured {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}