/* =========================================================
   BROOKLYN ACADEMY — CSS
   Design system adapted from Acme Cups NZ style reference
   ========================================================= */

/* ─── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; width: 100%; }
body {
  overflow-x: hidden;
  width: 100%;
  position: relative;
  word-wrap: break-word;
  overflow-wrap: break-word;
}
img, video { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; }

/* ─── DESIGN TOKENS ──────────────────────────────────────── */
:root {
  --color-ink-black: #000000;
  --color-gallery-white: #fefefe;
  --color-concrete-canvas: #fefefe;
  --color-ash-border: #e6e6e8;
  --color-steel-mute: #aeaaaa;
  --color-pewter-caption: #666666;
  --color-terracotta-alert: #9b1b01;

  --font-primary: 'Inter', 'Helvetica Neue', ui-sans-serif, system-ui, -apple-system, Arial, sans-serif;

  --text-caption: 10px;
  --text-body: 14px;
  --text-heading-sm: 20px;
  --text-heading: 26px;
  --text-heading-lg: 30px;
  --text-display: 48px;
  --text-wordmark: 120px;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;

  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-28: 28px;
  --spacing-36: 36px;
  --spacing-40: 40px;
  --spacing-64: 64px;
  --spacing-72: 72px;

  --radius: 12px;
  --page-max: 1440px;
  --nav-height: 48px;
}

/* ─── BASE ───────────────────────────────────────────────── */
body {
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--font-weight-regular);
  background: var(--color-concrete-canvas);
  color: var(--color-ink-black);
  line-height: 1.43;
  font-feature-settings: "kern" 0, "liga" 0;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV BAR ────────────────────────────────────────────── */
.nav-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-concrete-canvas);
  border-bottom: 1px solid var(--color-ash-border);
  height: var(--nav-height);
}
.nav-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.nav-left, .nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-24);
}
.nav-link {
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.015em;
  text-transform: uppercase;
  color: var(--color-ink-black);
  transition: opacity 0.15s;
}
.nav-link:hover { opacity: 0.55; }
.nav-link--cta {
  border: 1px solid var(--color-ink-black);
  border-radius: 24px;
  padding: 5px 14px;
}
.nav-link--cta:hover { opacity: 1; background: var(--color-ink-black); color: var(--color-gallery-white); }

/* ─── LANG SWITCHER ─────────────────────────────────────── */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.015em;
}
.lang-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.015em;
  color: var(--color-steel-mute);
  cursor: pointer;
  padding: 2px 4px;
  transition: color 0.15s;
}
.lang-btn:hover {
  color: var(--color-ink-black);
}
.lang-btn.active {
  color: var(--color-ink-black);
  font-weight: var(--font-weight-bold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.lang-sep {
  color: var(--color-steel-mute);
  user-select: none;
}

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
  position: relative;
  height: min(92vh, 780px);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.hero-carousel {
  position: absolute;
  inset: 0;
}
.hero-img.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}
.hero-img.hero-slide.active {
  opacity: 1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.08) 0%,
    rgba(0,0,0,0.35) 50%,
    rgba(0,0,0,0.72) 100%
  );
  z-index: 1;
}
.hero-indicators {
  position: absolute;
  bottom: var(--spacing-24);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: none; /* Hidden to prevent overlap with CTA */
  gap: 10px;
}
.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.7);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}
.hero-dot:hover {
  border-color: #fff;
  transform: scale(1.25);
}
.hero-dot.active {
  background: #fff;
  border-color: #fff;
}
.hero-content {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--spacing-64) var(--spacing-24);
  padding-bottom: calc(var(--spacing-64) + 20px);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--spacing-40);
}
.hero-wordmark {
  color: var(--color-gallery-white);
  font-size: clamp(72px, 10vw, 148px);
  font-weight: var(--font-weight-bold);
  line-height: 0.92;
  letter-spacing: -0.009em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex-shrink: 0;
}
.wordmark-line { display: block; }
.hero-right {
  max-width: 340px;
  text-align: right;
}
.hero-tagline {
  color: var(--color-gallery-white);
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-regular);
  line-height: 1.3;
  letter-spacing: -0.009em;
  margin-bottom: var(--spacing-20);
}

/* ─── GHOST BUTTON ───────────────────────────────────────── */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  border: 1px solid var(--color-ink-black);
  border-radius: 24px;
  background: transparent;
  padding: 8px 18px;
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.015em;
  text-transform: uppercase;
  color: var(--color-ink-black);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}
.btn-ghost:hover { background: var(--color-ink-black); color: var(--color-gallery-white); }
.btn-ghost--white {
  border-color: var(--color-gallery-white);
  color: var(--color-gallery-white);
}
.btn-ghost--white:hover {
  background: var(--color-gallery-white);
  color: var(--color-ink-black);
}
.btn-ghost--sm { padding: 5px 10px; font-size: 11px; }
.btn-ghost--full {
  width: 100%;
  justify-content: center;
  white-space: normal;
  text-align: center;
  padding: 10px 12px;
  font-size: 11px;
  line-height: 1.35;
  border-radius: 12px;
}

/* ─── PAGE CONTAINER ─────────────────────────────────────── */
.page-container {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  width: 100%;
  box-sizing: border-box;
}

/* ─── THREE-COLUMN LAYOUT ────────────────────────────────── */
.layout-three-col {
  display: grid;
  grid-template-columns: 180px 1fr 200px;
  gap: 0;
  min-height: 100vh;
  border-left: 1px solid var(--color-ash-border);
  border-right: 1px solid var(--color-ash-border);
  margin-top: var(--spacing-40);
  width: 100%;
}

.layout-three-col > * {
  min-width: 0;
}

/* ─── SIDEBAR LEFT ───────────────────────────────────────── */
.sidebar {
  border-right: 1px solid var(--color-ash-border);
  padding: var(--spacing-36) var(--spacing-20);
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
}
.sidebar-wordmark {
  font-size: clamp(16px, 1.8vw, 24px);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  letter-spacing: -0.009em;
  text-transform: uppercase;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-40);
  padding-bottom: var(--spacing-20);
  border-bottom: 1px solid var(--color-ash-border);
  white-space: nowrap;
}
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
}
.sidebar-item {
  font-size: clamp(13px, 1.4vw, 16px);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: -0.009em;
  color: var(--color-ink-black);
  transition: opacity 0.15s;
  line-height: 1.1;
  white-space: nowrap;
}
.sidebar-item:hover { opacity: 0.45; }

/* ─── CONTENT MAIN ───────────────────────────────────────── */
.content-main {
  padding: var(--spacing-40) var(--spacing-36);
  min-width: 0;
  width: 100%;
}

/* ─── SECTION DIVIDER ────────────────────────────────────── */
.section-divider {
  height: 1px;
  background: rgba(0, 0, 0, 0.06);
  margin: var(--spacing-40) 0;
}

/* ─── SECTION HEADER ─────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: var(--spacing-16);
  border-bottom: 1px solid var(--color-ash-border);
  margin-bottom: var(--spacing-24);
}
.section-header-left { display: flex; align-items: baseline; gap: var(--spacing-8); }
.section-header-right { display: flex; align-items: center; gap: var(--spacing-8); }
.section-title {
  font-size: var(--text-heading-lg);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: -0.27px;
  line-height: 1.15;
}
.count-badge {
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  color: var(--color-pewter-caption);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: 1px 5px;
  letter-spacing: 0.015em;
}

/* ─── EDITORIAL BLOCK ────────────────────────────────────── */
.editorial-block { padding: var(--spacing-40) 0; }
.editorial-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-40);
}
.editorial-headline {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-regular);
  line-height: 1.2;
  letter-spacing: -0.23px;
}
.editorial-body {
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-ink-black);
}
.editorial-body--spaced { margin-top: var(--spacing-16); }
.editorial-right { display: flex; flex-direction: column; gap: 0; justify-content: flex-start; }
.editorial-right .btn-ghost { align-self: flex-start; margin-top: var(--spacing-24); }

/* ─── COURSE GRID ────────────────────────────────────────── */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-20);
  border: none;
  background: transparent;
}
.course-card {
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.course-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 0, 0, 0.2);
}
.course-card-image-wrap {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--color-gallery-white);
  border-bottom: 1px solid var(--color-ash-border);
}
.course-card-image-wrap--split {
  display: flex;
  flex-direction: row;
}
.course-card-image-wrap--split .course-card-img {
  width: 50%;
  height: 100%;
  object-fit: cover;
  border-right: 1px solid var(--color-ash-border);
}
.course-card-image-wrap--split .course-card-img:last-child {
  border-right: none;
}
.course-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.course-card:hover .course-card-img { transform: scale(1.03); }
.course-card-body {
  padding: var(--spacing-16) var(--spacing-16) var(--spacing-20);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--spacing-4);
}
.course-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--spacing-8);
}
.course-card-title {
  font-size: 14px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.015em;
  text-transform: uppercase;
}
.course-card-variant {
  font-size: 12px;
  font-weight: var(--font-weight-regular);
  color: var(--color-ink-black);
}
.course-card-detail {
  font-size: 11px;
  font-weight: var(--font-weight-regular);
  color: var(--color-steel-mute);
  margin-bottom: var(--spacing-12);
}
.course-card-footer {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--spacing-12);
  margin-top: auto;
  padding-top: var(--spacing-12);
  border-top: 1px solid var(--color-ash-border);
}
.course-prices {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: rgba(0, 0, 0, 0.025);
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--color-ash-border);
}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  line-height: 1.3;
}
.price-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-steel-mute);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.price-val {
  font-weight: var(--font-weight-bold);
  color: var(--color-ink-black);
}
.btn-ghost--full {
  width: 100%;
  justify-content: center;
  text-align: center;
  padding: 9px 16px;
}

/* ─── TAGS / PILLS ───────────────────────────────────────── */
.tag {
  display: inline-block;
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: 2px 8px;
  font-size: 10px;
  font-weight: var(--font-weight-regular);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-ink-black);
}
.tag-cloud { display: flex; flex-wrap: wrap; gap: 4px; }

/* ─── INTENSIVOS ─────────────────────────────────────────── */
.intensivos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-20);
  border: none;
  background: transparent;
}
.intensivo-card {
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: var(--spacing-24);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}
.intensivo-title {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: -0.23px;
  line-height: 1.1;
}
.intensivo-sub {
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  color: var(--color-pewter-caption);
}
.intensivo-desc {
  font-size: var(--text-body);
  line-height: 1.55;
  color: var(--color-ink-black);
}
.intensivo-pricing-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-12);
  margin: var(--spacing-8) 0;
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: var(--spacing-12);
}
.intensivo-lang-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: var(--spacing-12);
}
.intensivo-lang-name {
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-ink-black);
  border-bottom: 1px solid var(--color-ash-border);
  padding-bottom: 4px;
  margin-bottom: 4px;
}
.intensivo-footer {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-8);
  padding-top: var(--spacing-16);
  border-top: 1px solid var(--color-ash-border);
  margin-top: auto;
}
.intensivo-footer .btn-ghost { margin-left: auto; }

/* ─── STATS ROW ──────────────────────────────────────────── */
.stats-row {
  display: flex;
  align-items: stretch;
  gap: var(--spacing-16);
  border: none;
  background: transparent;
}
.stat-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-28) var(--spacing-16);
  gap: var(--spacing-8);
  text-align: center;
  background: #fbfbfd;
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}
.stat-number {
  font-size: var(--text-display);
  font-weight: var(--font-weight-bold);
  line-height: 1.04;
  letter-spacing: -0.43px;
  color: var(--color-ink-black);
}
.stat-label {
  font-size: var(--text-caption);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-pewter-caption);
}
.stat-divider {
  display: none;
}

/* ─── TESTIMONIALS ───────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-20);
  border: none;
  background: transparent;
}
.testimonial-card {
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: var(--spacing-24);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-20);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}
.testimonial-text {
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-ink-black);
  flex: 1;
  font-style: normal;
}
.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  padding-top: var(--spacing-16);
  border-top: 1px solid var(--color-ash-border);
}
.testimonial-name {
  font-size: 12px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.015em;
}
.testimonial-detail {
  font-size: 11px;
  font-weight: var(--font-weight-regular);
  color: var(--color-steel-mute);
  text-transform: uppercase;
  letter-spacing: 0.015em;
}

/* ─── PLATFORMS SECTION ───────────────────────────────────── */
.platforms-card {
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  background: var(--color-gallery-white);
  padding: var(--spacing-32);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-24);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}
.platforms-info {
  max-width: 800px;
}
.platforms-headline {
  font-size: var(--text-heading);
  font-weight: var(--font-weight-bold);
  line-height: 1.25;
  letter-spacing: -0.23px;
  margin-bottom: var(--spacing-12);
  color: var(--color-ink-black);
}
.platforms-body {
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-ink-black);
}
.platforms-logos {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: var(--spacing-24);
  align-items: center;
  padding-top: var(--spacing-24);
  border-top: 1px solid var(--color-ash-border);
}
.platform-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  padding: var(--spacing-16);
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.platform-item:hover {
  border-color: var(--color-ink-black);
  background: rgba(0, 0, 0, 0.04);
}
.platform-logo-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--color-ash-border);
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}
.platform-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.platform-name {
  font-size: 14px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.015em;
  color: var(--color-ink-black);
}
.platform-badge {
  font-size: 11px;
  color: var(--color-steel-mute);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.platform-divider {
  background: var(--color-ash-border);
  height: 100%;
  width: 1px;
}

/* ─── REGISTRATION SECTION ───────────────────────────────── */
.registration-section { padding-bottom: var(--spacing-64); }
.form-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--spacing-40);
  padding-top: var(--spacing-24);
}
.form-intro { }
.form-intro-headline {
  font-size: var(--text-heading-sm);
  font-weight: var(--font-weight-regular);
  line-height: 1.3;
  letter-spacing: -0.009em;
  margin-bottom: var(--spacing-16);
}
.form-intro-body {
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-24);
}
.form-intro-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-8);
}
.checklist-item {
  font-size: var(--text-body);
  color: var(--color-ink-black);
  padding-left: var(--spacing-4);
}

/* ─── FORM ───────────────────────────────────────────────── */
.registration-form { display: flex; flex-direction: column; gap: var(--spacing-16); }
.form-row { display: flex; flex-direction: column; gap: var(--spacing-16); }
.form-row--two { flex-direction: row; gap: var(--spacing-16); }
.form-row--two .form-field { flex: 1; }

/* ─── GROUP OPTIONS PANEL ───────────────────────────────── */
.group-options-panel {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: var(--spacing-20);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
}
.group-options-panel[hidden] {
  display: none !important;
}
.panel-title {
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-ink-black);
  padding-bottom: var(--spacing-8);
  border-bottom: 1px solid var(--color-ash-border);
}
.group-mode-selector {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.group-mode-option {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  padding: 10px 14px;
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: 8px;
  transition: border-color 0.2s, background 0.2s;
  color: var(--color-ink-black);
}
.group-mode-option:hover {
  border-color: var(--color-ink-black);
  background: rgba(0, 0, 0, 0.01);
}
.friends-inputs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
  padding-top: var(--spacing-8);
}
.friends-inputs[hidden] {
  display: none !important;
}
.friend-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.friend-label {
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.02em;
  color: var(--color-steel-mute);
  text-transform: uppercase;
}
.form-field { display: flex; flex-direction: column; gap: var(--spacing-4); }
.form-label {
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  color: var(--color-ink-black);
}
.form-label-optional { color: var(--color-steel-mute); }
.form-input {
  width: 100%;
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--font-weight-regular);
  color: var(--color-ink-black);
  background: var(--color-gallery-white);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s;
  appearance: none;
  -webkit-appearance: none;
}
.form-input::placeholder { color: var(--color-steel-mute); }
.form-input:focus { border-color: var(--color-ink-black); }
.form-input.is-invalid { border-color: var(--color-terracotta-alert); }
.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23000' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.form-textarea { resize: vertical; min-height: 100px; }
.field-error {
  font-size: var(--text-caption);
  color: var(--color-terracotta-alert);
  letter-spacing: 0.015em;
  min-height: 14px;
}

/* ─── RADIO GROUP ────────────────────────────────────────── */
.radio-group { display: flex; gap: var(--spacing-8); flex-wrap: wrap; }
.radio-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  border: 1px solid var(--color-ash-border);
  border-radius: var(--radius);
  padding: 7px 14px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.radio-option:hover { border-color: var(--color-ink-black); }
.radio-input { display: none; }
.radio-input:checked ~ .radio-label { font-weight: var(--font-weight-bold); }
.radio-option:has(.radio-input:checked) {
  border-color: var(--color-ink-black);
  background: var(--color-ink-black);
}
.radio-option:has(.radio-input:checked) .radio-label { color: var(--color-gallery-white); }
.radio-label {
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  color: var(--color-ink-black);
  user-select: none;
}

/* ─── SUBMIT BUTTON ──────────────────────────────────────── */
.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius);
  background: var(--color-ink-black);
  color: var(--color-gallery-white);
  padding: 12px 24px;
  font-family: var(--font-primary);
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.015em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.btn-submit:hover { background: transparent; color: var(--color-ink-black); }

/* ─── FORM SUCCESS ───────────────────────────────────────── */
.form-success {
  border: 1px solid var(--color-ink-black);
  border-radius: var(--radius);
  padding: var(--spacing-20) var(--spacing-24);
  background: var(--color-gallery-white);
}
.success-title {
  font-size: 13px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  margin-bottom: var(--spacing-8);
}
.success-body { font-size: var(--text-body); line-height: 1.5; }

/* ─── FORM ACTIONS ───────────────────────────────────────── */
.form-actions { margin-top: var(--spacing-8); }

/* ─── SIDEBAR RIGHT ──────────────────────────────────────── */
.sidebar-right {
  border-left: 1px solid var(--color-ash-border);
  padding: var(--spacing-36) var(--spacing-20);
}
.sidebar-right-sticky {
  position: sticky;
  top: calc(var(--nav-height) + var(--spacing-20));
}
.info-block { padding: var(--spacing-16) 0; }
.info-block-label {
  font-size: 10px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-pewter-caption);
  margin-bottom: var(--spacing-8);
}
.info-block-text {
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-8);
}
.info-block-text:last-child { margin-bottom: 0; }

/* ─── DATES LIST ─────────────────────────────────────────── */
.dates-list { display: flex; flex-direction: column; gap: var(--spacing-8); }
.date-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-8);
  border-bottom: 1px solid var(--color-ash-border);
  padding-bottom: var(--spacing-8);
}
.date-item:last-child { border-bottom: none; padding-bottom: 0; }
.date-label {
  font-size: 10px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  color: var(--color-ink-black);
}
.date-value {
  font-size: 10px;
  font-weight: var(--font-weight-regular);
  color: var(--color-pewter-caption);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background: var(--color-ink-black);
  color: var(--color-gallery-white);
  margin-top: var(--spacing-64);
}
.footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--spacing-64) var(--spacing-24) var(--spacing-36);
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-64);
  align-items: start;
  border-bottom: 1px solid #333;
  padding-bottom: var(--spacing-40);
  margin-bottom: var(--spacing-28);
}
.footer-wordmark {
  font-size: clamp(48px, 7vw, 120px);
  font-weight: var(--font-weight-bold);
  line-height: 1;
  letter-spacing: -0.009em;
  text-transform: uppercase;
  color: var(--color-gallery-white);
}
.footer-nav {
  display: flex;
  gap: var(--spacing-40);
  align-items: flex-start;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
  min-width: 140px;
}
.footer-col-title {
  font-size: 10px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-steel-mute);
  margin-bottom: var(--spacing-4);
}
.footer-link {
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  color: var(--color-gallery-white);
  transition: opacity 0.15s;
  line-height: 1.4;
}
.footer-link:hover { opacity: 0.55; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-16);
  flex-wrap: wrap;
}
.footer-legal {
  font-size: 10px;
  font-weight: var(--font-weight-regular);
  text-transform: uppercase;
  letter-spacing: 0.015em;
  color: var(--color-pewter-caption);
}

/* ─── FADE-IN ANIMATION ──────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.course-card, .testimonial-card, .intensivo-card, .stat-item {
  animation: fadeInUp 0.4s ease both;
}
.course-card:nth-child(1) { animation-delay: 0.05s; }
.course-card:nth-child(2) { animation-delay: 0.12s; }
.course-card:nth-child(3) { animation-delay: 0.19s; }

/* ─── SCROLLBAR ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-concrete-canvas); }
::-webkit-scrollbar-thumb { background: var(--color-ash-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-steel-mute); }

/* ─── RESPONSIVE DESIGN FOR TABLETS AND MOBILE ───────────────────────────── */
@media (max-width: 1024px) {
  .page-container {
    padding: 0 var(--spacing-20);
  }
  .layout-three-col {
    grid-template-columns: 1fr;
    border-left: none;
    border-right: none;
    margin-top: var(--spacing-16);
  }
  .sidebar, .sidebar-right {
    display: none;
  }
  .content-main {
    padding: var(--spacing-32) var(--spacing-20);
  }
  .editorial-inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-24);
  }
  .editorial-headline {
    font-size: 22px;
    line-height: 1.3;
  }
  .course-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-24);
  }
  .intensivos-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-24);
  }
  .testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-20);
  }
}

@media (max-width: 768px) {
  .page-container {
    padding: 0 var(--spacing-16);
  }

  .nav-inner {
    padding: 0 var(--spacing-16);
  }

  .hero-content {
    padding: var(--spacing-36) var(--spacing-16);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-20);
  }

  .hero-wordmark {
    font-size: clamp(38px, 12vw, 68px);
    line-height: 0.95;
  }

  .hero-right {
    text-align: left;
    max-width: 100%;
  }

  .hero-tagline {
    font-size: 15px;
    line-height: 1.4;
  }

  .content-main {
    padding: var(--spacing-24) var(--spacing-12);
  }

  .section-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-16);
  }

  .section-title {
    font-size: 20px;
  }

  .editorial-block {
    padding: var(--spacing-24) 0;
  }

  .editorial-inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-16);
  }

  .editorial-headline {
    font-size: 20px;
    line-height: 1.35;
    letter-spacing: -0.01em;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .editorial-body {
    font-size: 14px;
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .course-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-20);
  }

  .course-card-body {
    padding: var(--spacing-16);
  }

  .intensivo-card {
    padding: var(--spacing-20) var(--spacing-16);
  }

  .intensivo-pricing-box {
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
  }

  .intensivo-footer {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-12);
  }

  .intensivo-footer .btn-ghost {
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-16);
  }

  .testimonial-card {
    padding: var(--spacing-20) var(--spacing-16);
  }

  .form-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-24);
  }

  .form-row--two {
    flex-direction: column;
    gap: var(--spacing-16);
  }

  .form-input, .form-select {
    font-size: 16px;
    padding: 12px 14px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--spacing-28);
  }

  .footer-nav {
    flex-direction: column;
    gap: var(--spacing-28);
  }

  .footer-link {
    word-wrap: break-word;
    overflow-wrap: break-word;
    display: inline-block;
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-12);
  }
}