:root {
  --bg: #050505;
  --bg-soft: #0f0f10;
  --surface: rgba(255, 255, 255, 0.07);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --text: #f7f7f7;
  --muted: #b4b4b4;
  --primary: #ff3b3b;
  --primary-dark: #c82424;
  --border: rgba(255, 255, 255, 0.16);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --radius-sm: 14px;
  --container: 1200px;
  --transition: 0.35s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top, rgba(255, 59, 59, 0.12), transparent 35%), var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

section {
  position: relative;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.section {
  padding: 7rem 0;
}

.page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: grid;
  place-items: center;
  z-index: 9999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.page-loader.hide {
  opacity: 0;
  visibility: hidden;
}

.loader-ring {
  width: 80px;
  height: 80px;
  border: 4px solid rgba(255, 255, 255, 0.18);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.cursor-glow {
  position: fixed;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(255, 59, 59, 0.2), transparent 70%);
  mix-blend-mode: screen;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #ff8b3d);
  transform-origin: left;
  transform: scaleX(0);
  z-index: 1000;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
}

.navbar {
  width: min(var(--container), calc(100% - 2rem));
  margin: 1rem auto;
  padding: 1rem 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
}

.navbar.scrolled {
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(16px);
  border-color: var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #ff7b3d);
  color: white;
  font-size: 0.95rem;
  box-shadow: 0 10px 28px rgba(255, 59, 59, 0.3);
}

.nav-links {
  display: flex;
  gap: 1.4rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  position: relative;
  transition: color var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 4px 0;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 0 1rem;
  position: relative;
  overflow: hidden;
}

.hero-video,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-video {
  object-fit: cover;
  z-index: 0;
  filter: grayscale(0.2) brightness(0.32);
}

.hero-overlay {
  z-index: 1;
  background: linear-gradient(120deg, rgba(5, 5, 5, 0.78), rgba(5, 5, 5, 0.55));
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: min(860px, 100%);
  padding: 8rem 0 4rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.hero-title,
.section-heading h2,
.contact-info h2 {
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: 0.04em;
}

.hero-title {
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 0.95;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 2rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,0.25), transparent 80%);
  transform: translateX(-120%);
  transition: transform 0.7s ease;
}

.btn:hover::after {
  transform: translateX(120%);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #ff6b3b);
  color: white;
  box-shadow: 0 16px 35px rgba(255, 59, 59, 0.2);
}

.btn-outline {
  border-color: var(--border);
  background: rgba(255,255,255,0.03);
}

.scroll-indicator {
  margin-top: 3rem;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 46px;
  height: 72px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
}

.scroll-indicator span {
  width: 6px;
  height: 14px;
  border-radius: 999px;
  background: var(--primary);
  animation: bounce 1.4s infinite;
}

.floating-card {
  position: absolute;
  width: min(240px, 32vw);
  height: min(240px, 32vw);
  border-radius: 30px;
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(135deg, rgba(255,59,59,0.18), rgba(255,255,255,0.05));
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
  z-index: 1;
}

.floating-card-one {
  top: 18%;
  left: 8%;
}

.floating-card-two {
  bottom: 12%;
  right: 8%;
  animation-delay: 1.6s;
}

.section-heading {
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.section-heading h2,
.contact-info h2 {
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  margin-bottom: 0.5rem;
}

.about-grid,
.contact-grid,
.bmi-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-card,
.about-media,
.feature-card,
.stat-card,
.plan-card,
.class-card,
.trainer-card,
.blog-card,
.contact-form,
.bmi-result,
.faq-list details,
.testimonial-card,
.map-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.about-card,
.contact-form,
.bmi-result,
.faq-list details {
  padding: 2rem;
}

.about-card p {
  margin-bottom: 1rem;
  color: var(--muted);
}

.about-media img,
.trainer-card img,
.gallery-item img {
  border-radius: var(--radius);
  min-height: 280px;
  transition: transform 0.5s ease, filter 0.5s ease;
}

.about-media img:hover,
.trainer-card img:hover,
.gallery-item img:hover {
  transform: scale(1.05);
}

.feature-grid,
.highlight-grid,
.stats-grid,
.plan-grid,
.class-grid,
.trainer-grid,
.gallery-grid,
.blog-grid {
  display: grid;
  gap: 1.5rem;
}

.feature-grid,
.highlight-grid,
.plan-grid,
.class-grid,
.trainer-grid,
.blog-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.highlight-card,
.stat-card,
.plan-card,
.class-card,
.trainer-card,
.blog-card {
  padding: 2rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.feature-card:hover,
.highlight-card:hover,
.stat-card:hover,
.plan-card:hover,
.class-card:hover,
.trainer-card:hover,
.blog-card:hover,
.testimonial-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,59,59,0.45);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(255,59,59,0.25), rgba(255,255,255,0.08));
  color: var(--primary);
  font-weight: 700;
}

.highlight-card h3 {
  margin-bottom: 0.75rem;
}

.highlight-card p {
  color: var(--muted);
}

.counter {
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  color: var(--primary);
  margin-bottom: 0.3rem;
}

.plan-card.featured {
  border-color: rgba(255,59,59,0.45);
  transform: translateY(-8px);
}

.plan-card .price {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 1rem 0;
}

.plan-card .price span {
  font-size: 1rem;
  color: var(--muted);
}

.plan-card ul {
  list-style: none;
  color: var(--muted);
  margin-bottom: 1.4rem;
}

.plan-card li + li {
  margin-top: 0.7rem;
}

.plan-badge {
  display: inline-block;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255,59,59,0.15);
  color: var(--primary);
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.testimonial-slider {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
}

.slider-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  cursor: pointer;
}

.testimonial-card {
  display: none;
  padding: 2rem;
}

.testimonial-card.active {
  display: block;
}

.testimonial-card p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.bmi-form label,
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--muted);
}

.bmi-form input,
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--text);
}

.faq-list details + details {
  margin-top: 1rem;
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin-top: 0.7rem;
  color: var(--muted);
}

.contact-info ul {
  list-style: none;
  color: var(--muted);
  margin-top: 1rem;
}

.map-card iframe {
  width: 100%;
  min-height: 320px;
  border: 0;
  border-radius: var(--radius);
}

.site-footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
}

.back-to-top {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  display: none;
  place-items: center;
  padding: 2rem;
  z-index: 1000;
}

.lightbox.active {
  display: grid;
}

.lightbox img {
  max-width: min(900px, 100%);
  max-height: 85vh;
  object-fit: contain;
  border-radius: 24px;
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 2rem;
  background: transparent;
  color: white;
  border: 0;
  cursor: pointer;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left { transform: translateX(-30px); }
.reveal-right { transform: translateX(30px); }
.reveal-scale { transform: scale(0.95); }
.reveal-zoom { transform: scale(1.05); }

.reveal.visible.reveal-left,
.reveal.visible.reveal-right,
.reveal.visible.reveal-scale,
.reveal.visible.reveal-zoom {
  transform: none;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}