/* ======================================================================
   THEME — change colors/fonts here to restyle the whole site at once.
   ====================================================================== */
:root {
  --color-bg: #fdfcfa;
  --color-bg-alt: #f4f1ea;
  --color-text: #2b2a28;
  --color-text-muted: #6b6660;
  --color-accent: #a6785f;      /* warm terracotta accent */
  --color-accent-dark: #8a5f49;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #1ebd5a;
  --color-border: #e6e1d8;

  --font-heading: 'Georgia', 'Iowan Old Style', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --max-width: 1080px;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h2 { font-size: 2rem; }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; color: var(--color-text-muted); }

a { color: var(--color-accent); text-decoration: none; }

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

.section-inner, .header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Header / nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 252, 250, 0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  gap: 28px;
}

.site-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  height: 2px;
  background: var(--color-text);
  width: 100%;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  border: 1px solid transparent;
}

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

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover { background: var(--color-accent-dark); }

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-whatsapp:hover { background: var(--color-whatsapp-dark); }

/* ---- Hero ---- */
.hero {
  padding: 100px 24px 90px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-inner { max-width: 700px; margin: 0 auto; }

.hero-brand {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text);
  margin: 0;
  text-align: center;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-accent);
  margin: 0.2em 0 0.8em;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.6em;
}

.hero-subtitle {
  font-size: 1.1rem;
  margin-bottom: 2em;
}

/* ---- Sections ---- */
.section { padding: 90px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-subheading {
  font-size: 1.05rem;
  margin-top: -0.5em;
  margin-bottom: 2.5em;
  max-width: 620px;
}

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 56px;
  align-items: start;
}

.about-photo img {
  border-radius: var(--radius);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  width: 100%;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.about-paragraphs p:last-child { margin-bottom: 0; }

.about-highlights {
  display: flex;
  gap: 32px;
  margin-top: 2em;
  flex-wrap: wrap;
}

.highlight-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-accent);
  margin-bottom: 2px;
}

.highlight-detail {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

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

.class-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.class-card h3 { margin-bottom: 0.5em; }

.class-card p { flex-grow: 1; }

.class-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 12px;
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.class-price {
  font-weight: 700;
  color: var(--color-accent);
}

/* ---- Schedule ---- */
.schedule-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: start;
}

.calendar-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
  min-height: 480px;
}

.calendar-wrap iframe {
  width: 100%;
  height: 600px;
  border: none;
  display: block;
}

.calendar-placeholder {
  padding: 48px 32px;
  text-align: center;
  color: var(--color-text-muted);
}

.calendar-placeholder strong { color: var(--color-text); }

.schedule-step { background: var(--color-bg-alt); padding: 28px; border-radius: var(--radius); }
.schedule-step:first-child { padding: 0; background: none; }

.policy-note {
  margin-top: 32px;
  padding: 18px 24px;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-bg);
}

.policy-note strong {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.policy-note p { margin: 0; font-size: 0.95rem; }

/* ---- Contact ---- */
.contact-inner { text-align: center; max-width: 560px; }
.contact-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5em;
}

/* ---- Footer ---- */
.site-footer {
  padding: 32px 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}

/* ---- Responsive ---- */
@media (max-width: 800px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 200px; }
  .schedule-grid { grid-template-columns: 1fr; }
  .hero { padding: 70px 24px 60px; }
  .hero-brand { font-size: 2.1rem; }
  .hero-tagline { font-size: 1.1rem; }
}

@media (max-width: 680px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 8px 24px 20px;
    gap: 4px;
    display: none;
  }

  .site-nav.open { display: flex; }

  .section { padding: 60px 0; }
}