:root {
  --bg: #0b1020;
  --bg-soft: #121933;
  --card: rgba(255, 255, 255, 0.06);
  --card-strong: rgba(255, 255, 255, 0.1);
  --text: #f5f7ff;
  --muted: #b7bfd7;
  --primary: #52f2a8;
  --primary-dark: #1ecf83;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
  --radius: 22px;
  --container: min(1120px, calc(100% - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(82, 242, 168, 0.18), transparent 22%),
    radial-gradient(circle at left bottom, rgba(82, 163, 242, 0.12), transparent 18%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 16, 32, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.logo span {
  color: var(--primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav a {
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  transition: 0.2s ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-cta {
  border: 1px solid var(--border);
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: transparent;
  cursor: pointer;
  padding: 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 6px 0;
  background: #fff;
  border-radius: 999px;
}

section {
  padding: 88px 0;
}

.hero {
  padding-top: 72px;
}

.hero-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4.5rem);
  line-height: 1.06;
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero-text,
.section-heading p,
.schedule-copy p,
.contact-copy p,
.feature-card p,
.class-card p,
.trainer-card p,
.testimonial-card p {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 34px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #081011;
  box-shadow: 0 16px 34px rgba(82, 242, 168, 0.24);
}

.btn-secondary {
  background: transparent;
  border-color: var(--border);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #fff;
  box-shadow: 0 16px 34px rgba(37, 211, 102, 0.25);
}

.contact-whatsapp {
  margin-top: 22px;
}

.full {
  width: 100%;
}

.hero-stats,
.features-grid,
.classes-grid,
.trainers-grid,
.pricing-grid,
.testimonials-grid {
  display: grid;
  gap: 18px;
}

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

.stat-card,
.feature-card,
.class-card,
.trainer-card,
.price-card,
.testimonial-card,
.hero-panel,
.schedule-box,
.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 18px;
  text-align: center;
}

.stat-card strong {
  display: block;
  font-size: 1.7rem;
  margin-bottom: 6px;
}

.hero-visual {
  position: relative;
}

.hero-panel {
  position: relative;
  padding: 30px;
  min-height: 420px;
  overflow: hidden;
}

.hero-panel::before,
.hero-panel::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
}

.hero-panel::before {
  width: 220px;
  height: 220px;
  background: rgba(82, 242, 168, 0.18);
  top: -40px;
  left: -40px;
}

.hero-panel::after {
  width: 180px;
  height: 180px;
  background: rgba(82, 144, 242, 0.18);
  bottom: -50px;
  right: -20px;
}

.panel-badge,
.class-tag,
.price-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
}

.panel-badge,
.price-badge {
  background: rgba(82, 242, 168, 0.16);
  color: var(--primary);
}

.hero-panel h2 {
  margin-top: 18px;
}

.hero-panel ul {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.hero-panel li {
  position: relative;
  padding-right: 24px;
  margin-bottom: 14px;
  color: var(--muted);
}

.hero-panel li::before,
.price-card li::before {
  content: "✓";
  position: absolute;
  right: 0;
  top: 0;
  color: var(--primary);
  font-weight: 700;
}

.section-heading {
  max-width: 650px;
  margin-bottom: 34px;
}

.centered {
  text-align: center;
  margin-right: auto;
  margin-left: auto;
}

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

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

.feature-card,
.class-card,
.trainer-card,
.price-card,
.testimonial-card {
  padding: 24px;
}

.icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(82, 242, 168, 0.12);
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 20px;
}

.class-card,
.price-card.featured {
  position: relative;
}

.class-tag {
  margin-bottom: 18px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.schedule-box {
  margin-top: 24px;
  padding: 28px;
}

.schedule-table-wrapper {
  overflow-x: auto;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.schedule-table th,
.schedule-table td {
  padding: 14px 16px;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.schedule-table thead th {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.trainer-avatar {
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(82, 242, 168, 0.2), rgba(82, 144, 242, 0.18));
  color: var(--text);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 18px;
}

.trainer-role {
  color: var(--primary);
  font-weight: 700;
}

.price-card {
  overflow: hidden;
}

.price-card.featured {
  border-color: rgba(82, 242, 168, 0.35);
  transform: translateY(-8px);
}

.price-badge {
  position: absolute;
  top: 18px;
  left: 18px;
}

.price {
  font-size: 2rem;
  font-weight: 900;
  margin: 18px 0;
}

.price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--muted);
}

.price-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.price-card li {
  position: relative;
  padding-right: 24px;
  margin-bottom: 12px;
  color: var(--muted);
}

.contact-copy {
  max-width: 560px;
}

.contact-list {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.contact-list div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-list strong,
.contact-list span {
  display: block;
}

.contact-list strong {
  margin-bottom: 8px;
}

.contact-form {
  padding: 26px;
}

.contact-form label {
  display: block;
  font-weight: 700;
  margin-bottom: 14px;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  margin-top: 8px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  outline: none;
}

.contact-form option {
  color: #111;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #97a3c5;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: rgba(82, 242, 168, 0.6);
  box-shadow: 0 0 0 3px rgba(82, 242, 168, 0.12);
}

.form-message {
  min-height: 24px;
  margin: 14px 4px 0;
  color: var(--primary);
  font-weight: 700;
}

.site-footer {
  padding: 26px 0 34px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

@media (max-width: 1050px) {
  .features-grid,
  .trainers-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid,
  .contact-grid,
  .classes-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .hero-panel {
    min-height: unset;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    background: rgba(10, 15, 30, 0.97);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    text-align: center;
  }

  section {
    padding: 74px 0;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-stats,
  .features-grid,
  .trainers-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .schedule-box,
  .hero-panel,
  .contact-form,
  .feature-card,
  .class-card,
  .trainer-card,
  .price-card,
  .testimonial-card {
    padding: 22px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}