/* ===== Flip Float Swim Design System ===== */

:root {
  /* Colors */
  --ocean: #0891B2;
  --ocean-dark: #0E7490;
  --ocean-light: #E0F7FA;
  --deep: #164E63;
  --deep-dark: #0F3644;
  --coral: #F97316;
  --coral-dark: #EA580C;
  --sand: #FEF3C7;
  --white: #FFFFFF;
  --off-white: #F8FFFE;
  --gray-100: #F1F5F9;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-800: #1E293B;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Spacing */
  --radius: 12px;
  --radius-sm: 8px;
}

/* ===== Reset & Base ===== */

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  line-height: 1.7;
  background: var(--white);
}

a { color: var(--ocean); text-decoration: none; }
a:hover { color: var(--ocean-dark); }

img { max-width: 100%; height: auto; }

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; color: var(--deep); }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; }

/* ===== Layout ===== */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--ocean-light);
}

.section-deep {
  background: var(--deep);
  color: var(--white);
}

.section-deep h2,
.section-deep h3 {
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-header p {
  color: var(--gray-600);
  margin-top: 12px;
}

.wave-line {
  width: 60px;
  height: 4px;
  background: var(--coral);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ===== Header ===== */

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 40px;
  width: auto;
}

.footer-logo {
  height: 32px;
  width: auto;
  margin-bottom: 12px;
}

nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav a {
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s;
}

nav a:hover,
nav a.active {
  color: var(--deep);
  background: var(--ocean-light);
}

nav .cta-nav {
  background: var(--coral);
  color: var(--white);
  font-weight: 600;
}

nav .cta-nav:hover {
  background: var(--coral-dark);
  color: var(--white);
}

nav .lang-toggle {
  font-size: 0.85rem;
  color: var(--gray-400);
  border: 1px solid var(--gray-300);
  padding: 6px 12px;
}

nav .lang-toggle:hover {
  color: var(--ocean);
  border-color: var(--ocean);
  background: transparent;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--gray-300);
  font-size: 1.5rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--deep);
}

/* ===== Hero ===== */

.hero {
  background: linear-gradient(135deg, var(--deep) 0%, var(--ocean-dark) 100%);
  color: var(--white);
  padding: 80px 24px;
  text-align: center;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto;
  opacity: 0.92;
  line-height: 1.8;
}

.hero-buttons {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */

.btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  cursor: pointer;
  border: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-coral {
  background: var(--coral);
  color: var(--white);
}

.btn-coral:hover {
  background: var(--coral-dark);
  color: var(--white);
}

.btn-ocean {
  background: var(--ocean);
  color: var(--white);
}

.btn-ocean:hover {
  background: var(--ocean-dark);
  color: var(--white);
}

.btn-deep {
  background: var(--deep);
  color: var(--white);
}

.btn-deep:hover {
  background: var(--deep-dark);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.6);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
}

/* ===== Stats ===== */

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.25rem;
  color: var(--ocean);
  font-family: var(--font-display);
}

.stat-item p {
  color: var(--gray-600);
  margin-top: 4px;
  font-size: 0.95rem;
}

/* ===== Services / Features Grid ===== */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--white);
  padding: 32px 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* ===== Steps ===== */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

.step-card {
  text-align: center;
  padding: 24px;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ocean);
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-family: var(--font-display);
}

.step-card h3 {
  margin-bottom: 10px;
}

.step-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* ===== Testimonials ===== */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
}

.testimonial-stars {
  color: var(--coral);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.testimonial-card .quote {
  font-style: italic;
  color: var(--gray-600);
  line-height: 1.7;
  flex: 1;
}

.testimonial-card .author {
  margin-top: 16px;
  font-weight: 600;
  color: var(--deep);
}

.testimonial-card .location {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* ===== About Split ===== */

.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-split h2 {
  margin-bottom: 16px;
}

.about-split p {
  color: var(--gray-600);
  margin-bottom: 16px;
}

/* ===== CTA Banner ===== */

.cta-banner {
  text-align: center;
  padding: 48px 24px;
  background: var(--sand);
  border-radius: var(--radius);
}

.cta-banner h2 {
  margin-bottom: 12px;
}

.cta-banner p {
  color: var(--gray-600);
  max-width: 560px;
  margin: 0 auto 24px;
}

/* ===== Safety Banner ===== */

.safety-banner {
  background: linear-gradient(135deg, var(--deep) 0%, var(--ocean-dark) 100%);
  color: var(--white);
  text-align: center;
  padding: 48px 24px;
  border-radius: var(--radius);
}

.safety-banner h2 {
  color: var(--white);
  margin-bottom: 12px;
}

.safety-banner p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.safety-stat {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--coral);
  display: block;
  margin-bottom: 8px;
}

/* ===== Program Cards ===== */

.program-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.program-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border-top: 4px solid var(--ocean);
}

.program-card h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

.program-card p {
  color: var(--gray-600);
  margin-bottom: 16px;
}

.program-card ul {
  list-style: none;
  padding: 0;
}

.program-card ul li {
  padding: 6px 0;
  color: var(--gray-600);
}

.program-card ul li::before {
  content: "\2713";
  color: var(--ocean);
  font-weight: 700;
  margin-right: 10px;
}

/* ===== FAQ ===== */

.faq-list {
  max-width: 740px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-100);
  padding: 24px 0;
}

.faq-item h3 {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--deep);
  margin-bottom: 10px;
}

.faq-item p {
  color: var(--gray-600);
}

/* ===== Contact / Forms ===== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--deep);
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--ocean);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 32px;
  background: var(--ocean-light);
  border-radius: var(--radius);
}

.form-success h3 {
  color: var(--ocean-dark);
  margin-bottom: 8px;
}

/* ===== Credential Badges ===== */

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.credential-item {
  padding: 20px;
}

.credential-icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.credential-item h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--deep);
  margin-bottom: 4px;
}

.credential-item p {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* ===== Footer ===== */

.site-footer {
  background: var(--deep-dark);
  color: rgba(255,255,255,0.75);
  padding: 56px 24px 0;
}

.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-col h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col a {
  color: rgba(255,255,255,0.65);
  font-size: 0.95rem;
}

.footer-col a:hover {
  color: var(--white);
}

.footer-col p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-bottom {
  max-width: 1100px;
  margin: 40px auto 0;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* ===== Responsive ===== */

@media (max-width: 900px) {
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid,
  .steps-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .about-split,
  .contact-grid,
  .program-grid {
    grid-template-columns: 1fr;
  }

  .credentials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 700px) {
  .menu-toggle {
    display: block;
  }

  nav {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px;
    border-bottom: 1px solid var(--gray-100);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

  nav.open {
    display: flex;
  }

  nav a {
    padding: 12px 16px;
    width: 100%;
  }

  .hero {
    padding: 56px 24px;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .credentials-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}