/* ═══════════════════════════════════════════════
   BJJ Life — main.css
   Refinado · Con propósito · Humano
   ═══════════════════════════════════════════════ */


/* ── 1. TOKENS ─────────────────────────────────── */

:root {
  --bg:           oklch(97%   0.008  62);
  --bg-alt:       oklch(93.5% 0.011  62);
  --text-1:       oklch(20%   0.012  62);
  --text-2:       oklch(48%   0.010  62);
  --text-3:       oklch(66%   0.007  62);
  --border:       oklch(87%   0.012  62);
  --accent:       oklch(50%   0.090 268);
  --accent-hover: oklch(44%   0.100 268);

  --belt-negro:   oklch(18%  0.005   0);
  --belt-marron:  oklch(40%  0.090  50);
  --belt-violeta: oklch(45%  0.120 295);
  --belt-azul:    oklch(50%  0.130 245);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-ui:      'Outfit', system-ui, -apple-system, sans-serif;

  --pad-x:    clamp(1.5rem, 5vw, 4rem);
  --max-w:    74rem;
  --section-py: clamp(4rem, 9vw, 8rem);
}

[data-theme="dark"] {
  --bg:           oklch(10%   0.010  62);   /* Negro cálido */
  --bg-alt:       oklch(14%   0.012  62);
  --text-1:       oklch(92%   0.007  62);   /* Blanco cálido */
  --text-2:       oklch(64%   0.008  62);
  --text-3:       oklch(44%   0.007  62);
  --border:       oklch(23%   0.012  62);
  --accent:       oklch(72%   0.135  70);   /* Dorado */
  --accent-hover: oklch(78%   0.140  70);
}


/* ── 2. RESET ───────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-ui);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.65;
  min-height: 100vh;
}
body.transitions-ready {
  transition: background-color 0.35s ease, color 0.35s ease;
}
img    { max-width: 100%; display: block; }
ul, ol { list-style: none; }
a      { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; padding: 0; }
strong { font-weight: 500; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }


/* ── 3. CONTAINER ───────────────────────────────── */

.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}


/* ── 4. BUTTONS ─────────────────────────────────── */

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-weight: 400;
  font-size: 0.82rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--text-1);
  border: 1px solid var(--text-1);
  padding: 0.875rem 2rem;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--text-1);
  border: 1px solid var(--border);
  padding: 0.875rem 1.75rem;
  transition: border-color 0.2s ease;
}
.btn-ghost svg { width: 1.2rem; height: 1.2rem; flex-shrink: 0; }
.btn-ghost:hover { border-color: var(--text-2); }
.btn-full { width: 100%; justify-content: center; }


/* ── 5. NAV ─────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 1.1rem var(--pad-x);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.logo-img {
  height: 3rem;
  width: auto;
  display: block;
}

/* Logo negro → blanco en dark mode */
[data-theme="dark"] .logo-img {
  filter: brightness(0) invert(1);
}
.logo-text {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  color: var(--text-1);
  text-transform: uppercase;
}

.nav-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-2);
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
  white-space: nowrap;
}
.nav-link:hover,
.nav-link[aria-current="page"] { color: var(--text-1); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: flex-end;
}

.nav-cta {
  font-family: var(--font-ui);
  font-weight: 400;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  padding: 0.55rem 1.1rem;
  white-space: nowrap;
  transition: background 0.2s ease;
}
.nav-cta:hover { background: var(--accent-hover); }

.theme-btn {
  display: flex; align-items: center; justify-content: center;
  width: 1.75rem; height: 1.75rem;
  color: var(--text-2);
  transition: color 0.2s ease;
  flex-shrink: 0;
}
.theme-btn:hover { color: var(--text-1); }
.theme-btn svg { width: 1rem; height: 1rem; }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun  { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 2rem; height: 2rem;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  height: 1.5px;
  background: var(--text-1);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }


/* ── 6. PAGE HEADER ─────────────────────────────── */

.page-header {
  padding-top: clamp(3rem, 7vw, 5.5rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border);
}
.page-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1.05;
  color: var(--text-1);
  margin-top: 0.75rem;
}


/* ── 7. SECTION HELPERS ──────────────────────────── */

.section {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
}
.section + .section { border-top: 1px solid var(--border); }
.section-alt { background: var(--bg-alt); }

.section-eyebrow {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.6rem;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.1;
  color: var(--text-1);
  margin-bottom: 3rem;
}
.section-lead {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-2);
  max-width: 55ch;
  line-height: 1.8;
  margin-bottom: 3rem;
}
.subsection-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--text-1);
  margin-bottom: 1.5rem;
}


/* ── 8. HERO (homepage) ──────────────────────────── */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background-image: url('../images/hero.png');
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  /* Siempre dorado dentro del hero, sin importar el tema */
  --accent:       oklch(72% 0.135 70);
  --accent-hover: oklch(78% 0.140 70);
}

/* Overlay oscuro para legibilidad del texto */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: oklch(8% 0.010 62 / 0.60);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-inner { max-width: 52rem; }

/* Texto del hero — siempre blanco (va sobre overlay oscuro) */
.hero .hero-credential { color: oklch(72% 0.135 70); } /* dorado */
.hero .hero-title      { color: oklch(97% 0.005 62); } /* blanco */
.hero .hero-sub        { color: oklch(82% 0.006 62); } /* blanco suave */

/* Botón ghost en el hero */
.hero .btn-ghost {
  color: oklch(97% 0.005 62);
  border-color: oklch(97% 0.005 62 / 0.45);
}
.hero .btn-ghost:hover {
  border-color: oklch(97% 0.005 62 / 0.85);
}

/* iOS Safari: background-attachment: fixed no funciona en touch */
@media (hover: none) {
  .hero {
    background-attachment: scroll;
    background-position: center top;
  }
}

.hero-credential {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: fadeUp 0.8s cubic-bezier(0.16,1,0.3,1) 0.05s forwards;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  line-height: 0.97;
  letter-spacing: -0.01em;
  color: var(--text-1);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.9s cubic-bezier(0.16,1,0.3,1) 0.15s forwards;
}
.hero-title em { font-style: italic; font-weight: 300; }

.hero-sub {
  font-size: clamp(0.9rem, 1.4vw, 1rem);
  font-weight: 300;
  color: var(--text-2);
  letter-spacing: 0.02em;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.9s cubic-bezier(0.16,1,0.3,1) 0.28s forwards;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp 0.9s cubic-bezier(0.16,1,0.3,1) 0.4s forwards;
}


/* ── 9. PROGRAMS (homepage) ───────────────────────── */

.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.program-item {
  padding: 2rem 1.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.program-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.35rem;
  color: var(--text-1);
  margin-bottom: 0.3rem;
}
.program-age {
  display: block;
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.program-desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.7;
}

/* CTA strip (homepage) */
.cta-strip {
  border-top: 1px solid var(--border);
  padding: var(--section-py) 0;
  background: var(--bg-alt);
}
.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}
.cta-strip-text {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--text-1);
  max-width: 40ch;
  line-height: 1.2;
}
.cta-strip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  flex-shrink: 0;
}


/* ── 10. SCHEDULE ────────────────────────────────── */

.schedule-note {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-2);
  max-width: 58ch;
  line-height: 1.7;
  margin-bottom: 3rem;
}
.schedule-note strong { font-weight: 500; color: var(--text-1); }

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 3rem;
}
/* Viernes spans 2 cols to fill the 4-col row with only 3 items */
.day-card:nth-child(5) { grid-column: span 2; }

.day-card {
  background: var(--bg);
  padding: 1.5rem;
}
[data-theme="dark"] .day-card { background: var(--bg-alt); }

.day-name {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.class-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}
.class-item:last-child { border-bottom: none; padding-bottom: 0; }

.class-time {
  font-size: 0.73rem;
  font-weight: 400;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  padding-top: 0.1rem;
  min-width: 2.75rem;
  flex-shrink: 0;
}
.class-time.tbc { font-size: 0.62rem; letter-spacing: 0.02em; min-width: 5rem; }

.class-info { display: flex; flex-direction: column; gap: 0.12rem; }

.class-name {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-1);
  line-height: 1.2;
}
.class-level {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--text-2);
}
.class-instructor {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--accent);
}
.class-instructor.free { color: oklch(46% 0.12 145); }

[data-theme="dark"] .class-instructor.free { color: oklch(62% 0.12 145); }

.schedule-cta { text-align: center; }


/* ── 11. ABOUT ─────────────────────────────────────── */

.about-text { margin-bottom: 4rem; }
.about-text p {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-2);
  max-width: 62ch;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}
.about-text p:last-child { margin-bottom: 0; }

.values-block { margin-bottom: 4rem; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.value-item {
  padding: 2rem 1.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.value-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--text-1);
  margin-bottom: 0.75rem;
}
.value-desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.7;
}

.instructors-intro {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-2);
  max-width: 58ch;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
}
.instructor-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  padding-right: 1.5rem;
}
.belt {
  width: 0.35rem;
  height: 2.75rem;
  border-radius: 2px;
  flex-shrink: 0;
}
.belt-negro   { background: var(--belt-negro); }
.belt-marron  { background: var(--belt-marron); }
.belt-violeta { background: var(--belt-violeta); }
.belt-azul    { background: var(--belt-azul); }

.instructor-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--text-1);
  line-height: 1.2;
}
.instructor-belt {
  display: block;
  font-size: 0.68rem;
  font-weight: 300;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}


/* ── 12. GUÍA DEL MAT ────────────────────────────── */

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.guide-card {
  padding: 2rem 1.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.guide-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  color: var(--text-1);
  margin-bottom: 1rem;
  line-height: 1.3;
}
.guide-card p {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}
.guide-card p:last-child { margin-bottom: 0; }
.guide-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
}
.guide-list li {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.65;
  padding-left: 1rem;
  position: relative;
}
.guide-list li::before { content: '—'; position: absolute; left: 0; color: var(--text-3); }
.guide-note {
  font-size: 0.82rem;
  color: var(--accent);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 0;
}


/* ── 13. FAQs ─────────────────────────────────────── */

.faq-list { border-top: 1px solid var(--border); }

.faq-item { border-bottom: 1px solid var(--border); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--text-1);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s ease;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::marker { display: none; }
.faq-question:hover { color: var(--accent); }
details[open] .faq-question { color: var(--accent); }

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 50%;
  position: relative;
}
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  background: var(--text-2);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.faq-icon::before { width: 8px; height: 1px; transform: translate(-50%, -50%); }
.faq-icon::after  { width: 1px; height: 8px; transform: translate(-50%, -50%); }
details[open] .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }

.faq-answer { padding-bottom: 1.5rem; padding-right: 2.75rem; }
.faq-answer p {
  font-size: 0.92rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
}


/* ── 14. CONTACTO ─────────────────────────────────── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 2rem; }

.contact-label {
  display: block;
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.4rem;
}
.contact-value {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-1);
  line-height: 1.65;
}
.contact-link { transition: color 0.2s ease; }
.contact-link:hover { color: var(--accent); }

.social-links { display: flex; flex-direction: column; gap: 0.4rem; }
.social-link {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text-2);
  transition: color 0.2s ease;
}
.social-link:hover { color: var(--accent); }

/* Map */
.map-wrapper {
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 2.5rem;
}
.map-wrapper iframe {
  display: block;
  width: 100%;
  height: 320px;
  border: 0;
  filter: grayscale(0.3);
}
[data-theme="dark"] .map-wrapper iframe { filter: grayscale(0.6) invert(0.92) hue-rotate(180deg) brightness(0.85); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}
.form-input {
  font-family: var(--font-ui);
  font-weight: 300;
  font-size: 0.92rem;
  color: var(--text-1);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.8rem 1rem;
  outline: none;
  transition: border-color 0.2s ease;
  width: 100%;
  -webkit-appearance: none;
  border-radius: 0;
}
.form-input::placeholder { color: var(--text-3); }
.form-input:focus { border-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 7rem; }

.form-alt {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-3);
  text-align: center;
  margin-top: -0.25rem;
}
.form-wa-link { color: var(--accent); transition: color 0.2s ease; }
.form-wa-link:hover { color: var(--accent-hover); }

.form-feedback {
  font-size: 0.88rem;
  font-weight: 400;
  padding: 0.8rem 1rem;
  border-left: 3px solid transparent;
  display: none;
}
.form-feedback.success {
  display: block;
  color: oklch(38% 0.10 145);
  background: oklch(96% 0.03 145);
  border-color: oklch(52% 0.12 145);
}
.form-feedback.error {
  display: block;
  color: oklch(38% 0.15 25);
  background: oklch(96% 0.03 25);
  border-color: oklch(52% 0.15 25);
}
[data-theme="dark"] .form-feedback.success {
  color: oklch(72% 0.12 145);
  background: oklch(20% 0.05 145);
  border-color: oklch(52% 0.12 145);
}
[data-theme="dark"] .form-feedback.error {
  color: oklch(72% 0.12 25);
  background: oklch(20% 0.05 25);
  border-color: oklch(52% 0.15 25);
}


/* ── 15. FOOTER ───────────────────────────────────── */

.footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 0;
  background: var(--bg);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-2);
}
.footer-location {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--text-3);
}
.footer-social {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
.footer-social a {
  display: flex;
  color: var(--text-3);
  transition: color 0.2s ease;
}
.footer-social a:hover { color: var(--text-1); }
.footer-social svg { width: 1.1rem; height: 1.1rem; display: block; }

.footer-copy {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--text-3);
}


/* ── 16. FLOATING WHATSAPP ────────────────────────── */

.wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 300;
  width: 3.25rem; height: 3.25rem;
  background: oklch(52% 0.18 145);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px oklch(20% 0.05 145 / 0.3);
  transition: transform 0.2s ease, background 0.2s ease;
}
.wa-float svg { width: 1.6rem; height: 1.6rem; }
.wa-float:hover { transform: scale(1.08); background: oklch(47% 0.18 145); }


/* ── 17. ANIMATIONS ───────────────────────────────── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(1.25rem); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ── 18. RESPONSIVE ───────────────────────────────── */

@media (max-width: 1024px) {
  .schedule-grid { grid-template-columns: repeat(2, 1fr); }
  .day-card:nth-child(5) { grid-column: span 1; }
  .values-grid, .guide-grid, .programs-grid { grid-template-columns: repeat(2, 1fr); }
  .instructors-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { gap: 3rem; }
}

@media (max-width: 768px) {
.nav { grid-template-columns: 1fr auto; }
  .nav-center {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    z-index: 150;
  }
  .nav-center.open { display: flex; }
  .nav-center .nav-link {
    font-size: 1.6rem;
    font-family: var(--font-display);
    font-weight: 300;
  }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .logo, .nav-right { z-index: 201; position: relative; }

  .schedule-grid { grid-template-columns: 1fr 1fr; }
  .values-grid, .guide-grid { grid-template-columns: 1fr; }
  .instructors-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .cta-strip-inner { flex-direction: column; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .programs-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .schedule-grid { grid-template-columns: 1fr; }
  .day-card:nth-child(5) { grid-column: span 1; }
  .instructors-grid { grid-template-columns: 1fr; }
  .hero-actions, .cta-strip-actions { flex-direction: column; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-credential, .hero-title, .hero-sub, .hero-actions {
    animation: none; opacity: 1; transform: none;
  }
  * { transition-duration: 0.01ms !important; }
}