/* LocLori Landing v3 — compact SaaS layout (QMF-aligned) */
/* build: 20260609.3 */

:root {
  --lp-max: 1140px;
  --lp-section-y: 64px;
  --lp-section-y-sm: 48px;
  --lp-gap-head-desc: 12px;
  --lp-gap-desc-content: 24px;
  --lp-radius: 10px;
  --lp-radius-lg: 14px;
  --lp-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.04);
  --lp-shadow-hover: 0 4px 16px rgba(15, 23, 42, 0.08);
}

/* ── Layout overrides ───────────────────────────── */
body.landing-v3 { font-size: 15px; line-height: 1.6; }
.landing-v3 .container { max-width: var(--lp-max); padding: 0 20px; }

/* Header — full-width bar, inner container only */
.landing-v3 .site-header,
.landing-v3 .app-header {
  width: 100%;
  margin: 0;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.landing-v3 .nav-inner,
.landing-v3 .app-header__inner {
  height: 64px;
  max-width: var(--lp-max);
  gap: 12px;
}
.landing-v3 .nav-brand .logo-img { height: 36px !important; width: auto !important; margin-right: 0 !important; }
.landing-v3 .nav-brand .logo-mark { width: 36px; height: 36px; border-radius: 10px; font-size: 1rem; box-shadow: none; }
.landing-v3 .nav-brand-text .brand-main { font-size: 1.1rem; letter-spacing: -0.02em; }
.landing-v3 .nav-brand-text .brand-tagline { font-size: 0.62rem; letter-spacing: 0.08em; margin-top: 1px; }

.landing-v3 .nav-links { gap: 2px; }
.landing-v3 .nav-links > li > a:not(.nav-user-btn) {
  padding: 6px 10px;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: 8px;
  color: var(--text-secondary);
}
.landing-v3 .nav-links a.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 600;
}
.landing-v3 .nav-links a:hover:not(.btn-nav) {
  color: var(--primary);
  background: var(--bg-secondary);
}

.landing-v3 .nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.landing-v3 .btn-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}
.landing-v3 .btn-nav svg { width: 14px; height: 14px; }
.landing-v3 .btn-nav-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 2px rgba(245, 158, 11, 0.2);
}
.landing-v3 .btn-nav-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
}
.landing-v3 .btn-nav-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.landing-v3 .btn-nav-secondary:hover {
  background: var(--bg-secondary);
  color: var(--dark);
}

.landing-v3 .nav-user-btn { width: 32px; height: 32px; margin-left: 4px; }
.landing-v3 .nav-center { flex: 1; display: flex; justify-content: center; min-width: 0; }
.landing-v3 .nav-actions-mobile { display: none; }
.landing-v3 .nav-user-mobile { display: none; }
@media (max-width: 768px) {
  .landing-v3 .nav-center { flex: none; }
  .landing-v3 .nav-user-mobile { display: list-item; }
}

/* Promo banner (replaces dark dynamic island on landing) */
.landing-v3 .promo-banner {
  background: linear-gradient(90deg, var(--primary-light) 0%, #fff 50%, var(--accent-light) 100%);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 50;
}
.landing-v3 .promo-banner-inner {
  max-width: var(--lp-max);
  margin: 0 auto;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
}
.landing-v3 .promo-banner-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}
.landing-v3 .promo-banner-icon svg { width: 14px; height: 14px; }
.landing-v3 .promo-banner-text {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.landing-v3 .promo-banner-text strong { color: var(--dark); font-weight: 600; }
.landing-v3 .promo-banner-link {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  flex-shrink: 0;
}
.landing-v3 .promo-banner-close {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.landing-v3 .promo-banner-close:hover { background: rgba(0,0,0,0.04); color: var(--text); }

/* Buttons */
.landing-v3 .btn {
  padding: 11px 20px;
  font-size: 0.88rem;
  border-radius: var(--lp-radius);
  gap: 8px;
}
.landing-v3 .btn-lg { padding: 12px 22px; font-size: 0.92rem; border-radius: var(--lp-radius); }
.landing-v3 .btn-sm { padding: 8px 14px; font-size: 0.78rem; border-radius: 8px; }
.landing-v3 .btn-accent:hover,
.landing-v3 .btn-primary:hover { transform: translateY(-1px); }
.landing-v3 .btn-ghost {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
}
.landing-v3 .btn-outline {
  border-width: 1px;
  padding: 10px 18px;
  font-size: 0.84rem;
}

/* Sections */
.landing-v3 .section { padding: var(--lp-section-y) 0; }
.landing-v3 .section-header { margin-bottom: var(--lp-gap-desc-content); max-width: 560px; }
.landing-v3 .section-label {
  padding: 5px 12px;
  font-size: 0.7rem;
  margin-bottom: var(--lp-gap-head-desc);
  letter-spacing: 0.04em;
}
.landing-v3 .section-title {
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  margin-bottom: var(--lp-gap-head-desc);
  line-height: 1.25;
}
.landing-v3 .section-desc { font-size: 0.95rem; line-height: 1.65; }
.landing-v3 .section-cta { margin-top: 32px; }

/* Footer */
.landing-v3 .site-footer {
  background: #0f172a;
  padding: 48px 0 0;
}
.landing-v3 .footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}
.landing-v3 .footer-brand-text { font-size: 1.15rem; margin-bottom: 12px; }
.landing-v3 .footer-desc { font-size: 0.84rem; line-height: 1.6; margin-bottom: 16px; }
.landing-v3 .footer-social a {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  font-size: 0.9rem;
}
.landing-v3 .footer-col h4 {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.landing-v3 .footer-col li { margin-bottom: 8px; }
.landing-v3 .footer-col a { font-size: 0.84rem; }
.landing-v3 .footer-bottom {
  padding: 20px 0;
  font-size: 0.78rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* ── Hero v5 — Premium language center ──────────── */
.landing-v3 .hero {
  min-height: 560px;
  padding: 72px 0 64px;
}
.landing-v3 .hero > .container { max-width: 1180px; }
.landing-v3 .hero-grid {
  grid-template-columns: 54% 46%;
  gap: 44px;
}
.landing-v3 .hero-badge {
  padding: 7px 13px;
  font-size: 0.76rem;
  margin-bottom: 16px;
}
.landing-v3 .hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  margin-bottom: 14px;
  line-height: 1.22;
}
.landing-v3 .text-gradient {
  background: linear-gradient(90deg, #bff4e8, #f6b342);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.landing-v3 .hero-desc {
  font-size: 0.94rem;
  line-height: 1.62;
  margin-bottom: 22px;
}
.landing-v3 .hero-cta { gap: 10px; margin-bottom: 24px; }
.landing-v3 .btn-hero-primary,
.landing-v3 .btn-hero-outline {
  padding: 10px 18px;
  font-size: 0.88rem;
  border-radius: 9px;
}
.landing-v3 .hero-metrics { gap: 16px 24px; }
.landing-v3 .hero-metric strong { font-size: 1rem; }
.landing-v3 .hero-metric span { font-size: 0.7rem; }
.landing-v3 .hero-visual { padding: 8px 0; }
.landing-v3 .hero-dashboard-card {
  max-width: 360px;
  padding: 18px;
  border-radius: 14px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.landing-v3 .hero-dashboard-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 52px rgba(16, 35, 63, 0.32);
}
.landing-v3 .hero-floating-card--stat { top: -6px; right: -10px; }
.landing-v3 .hero-floating-card--class { bottom: 12px; left: -16px; }

/* Stats strip */
.landing-v3 .stats-strip { padding: 22px 0; }
.landing-v3 .stats-grid { gap: 20px 36px; }
.landing-v3 .stat-number {
  font-size: 1.5rem;
  font-family: var(--font-heading);
  color: #173b5c;
}
.landing-v3 .stat-text { font-size: 0.78rem; }
.landing-v3 .stat-divider { height: 32px; }

/* Enrolling */
.landing-v3 .enrolling-section { padding: var(--lp-section-y) 0; }
.landing-v3 .enrolling-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.landing-v3 .enrolling-card { border-radius: var(--lp-radius-lg); box-shadow: var(--lp-shadow); }
.landing-v3 .enrolling-card:hover { transform: translateY(-3px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .enrolling-img { aspect-ratio: 16/10; min-height: 0 !important; }
.landing-v3 .enrolling-content { padding: 16px; }
.landing-v3 .enrolling-title { font-size: 1rem; margin-bottom: 10px; }
.landing-v3 .enrolling-info { gap: 6px; margin-bottom: 12px; }
.landing-v3 .enrolling-info .info-item { font-size: 0.78rem; }
.landing-v3 .enrolling-price { font-size: 1rem; }

/* Features */
.landing-v3 .features-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.landing-v3 .feature-card {
  padding: 20px;
  border-radius: var(--lp-radius-lg);
  box-shadow: none;
}
.landing-v3 .feature-card:hover { transform: translateY(-2px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .feature-icon { width: 40px; height: 40px; border-radius: 10px; font-size: 1rem; margin-bottom: 12px; }
.landing-v3 .feature-card h3 { font-size: 0.95rem; margin-bottom: 6px; }
.landing-v3 .feature-card p { font-size: 0.82rem; line-height: 1.55; }

/* Course cards */
.landing-v3 .courses-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.landing-v3 .course-card-n { border-radius: var(--lp-radius-lg); box-shadow: var(--lp-shadow); }
.landing-v3 .course-card-n:hover { transform: translateY(-3px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .course-img-n { aspect-ratio: 16/10; }
.landing-v3 .course-content-n { padding: 14px 16px 16px; }
.landing-v3 .course-title-n { font-size: 1rem; margin-bottom: 6px; }
.landing-v3 .course-desc-n { font-size: 0.8rem; margin-bottom: 10px; -webkit-line-clamp: 2; }
.landing-v3 .course-price-n { padding-top: 12px; }
.landing-v3 .price-val { font-size: 1.05rem; }
.landing-v3 .btn-primary-n { padding: 7px 12px; font-size: 0.78rem; border-radius: 8px; }
.landing-v3 .course-tag { top: 10px; left: 10px; padding: 3px 8px; font-size: 0.65rem; }

/* Posts */
.landing-v3 .posts-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.landing-v3 .post-card { border-radius: var(--lp-radius-lg); box-shadow: var(--lp-shadow); }
.landing-v3 .post-card:hover { transform: translateY(-3px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .post-img { height: 140px; }
.landing-v3 .post-content { padding: 16px; }
.landing-v3 .post-title { font-size: 0.95rem; margin-bottom: 8px; }
.landing-v3 .post-excerpt { font-size: 0.8rem; margin-bottom: 12px; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
.landing-v3 .read-more { font-size: 0.8rem; }

/* Docs */
.landing-v3 .docs-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 0; }
.landing-v3 .doc-card { border-radius: var(--lp-radius-lg); box-shadow: var(--lp-shadow); }
.landing-v3 .doc-card:hover { transform: translateY(-3px); }
.landing-v3 .doc-card__cover { height: 100px; }
.landing-v3 .doc-card__placeholder { padding: 12px; }
.landing-v3 .doc-card__placeholder svg { width: 40px !important; height: 48px !important; }
.landing-v3 .doc-card__badge { font-size: 0.65rem; padding: 3px 8px; top: 8px; right: 8px; background: rgba(16,185,129,0.85); }
.landing-v3 .doc-card__body { padding: 14px 16px; }
.landing-v3 .doc-card__title { font-size: 0.92rem; margin-bottom: 6px; }
.landing-v3 .doc-card__excerpt { font-size: 0.78rem; margin-bottom: 10px; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
.landing-v3 .doc-card__meta { font-size: 0.72rem; margin-bottom: 8px; }

/* Idioms */
.landing-v3 .idiom-section { background: linear-gradient(180deg, #fff7ed 0%, #fff 100%); }
.landing-v3 .idiom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.landing-v3 .idiom-card {
  display: block;
  text-decoration: none;
  background: #fff;
  border: 1px solid #fed7aa;
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  box-shadow: var(--lp-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  height: 100%;
}
.landing-v3 .idiom-card:hover { transform: translateY(-3px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .idiom-card-media { height: 120px; overflow: hidden; background: #fff7ed; }
.landing-v3 .idiom-card-media img { width: 100%; height: 100%; object-fit: cover; }
.landing-v3 .idiom-card-placeholder {
  height: 120px;
  background: linear-gradient(135deg, #7f1d1d, #dc2626 55%, #f59e0b);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  text-align: center;
  font-family: 'Noto Serif SC', serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
}
.landing-v3 .idiom-card-body { padding: 12px 14px 14px; }
.landing-v3 .idiom-card-head { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.landing-v3 .idiom-card-cn { font-family: 'Noto Serif SC', serif; font-size: 1.1rem; font-weight: 700; color: #1f2937; }
.landing-v3 .idiom-badge { font-size: 0.65rem; font-weight: 700; padding: 2px 7px; border-radius: 999px; }
.landing-v3 .idiom-badge-free { background: #ecfdf5; color: #047857; }
.landing-v3 .idiom-badge-vip { background: #fff7ed; color: #c2410c; }
.landing-v3 .idiom-card-hv { font-size: 0.82rem; font-weight: 600; color: #b91c1c; margin-bottom: 2px; }
.landing-v3 .idiom-card-py { font-size: 0.72rem; color: #64748b; font-style: italic; margin-bottom: 6px; }
.landing-v3 .idiom-card-meaning { font-size: 0.8rem; color: #475569; line-height: 1.5; margin: 0; -webkit-line-clamp: 2; -webkit-box-orient: vertical; display: -webkit-box; overflow: hidden; }

/* Testimonials */
.landing-v3 .testimonials-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
.landing-v3 .testimonial-card { padding: 18px; border-radius: var(--lp-radius-lg); box-shadow: var(--lp-shadow); }
.landing-v3 .testimonial-card:hover { transform: translateY(-2px); box-shadow: var(--lp-shadow-hover); }
.landing-v3 .testimonial-card[data-demo="true"] { border-style: dashed; border-color: var(--border); }
.landing-v3 .testimonial-stars { margin-bottom: 10px; font-size: 0.72rem; color: #fbbf24; }
.landing-v3 .testimonial-text { font-size: 0.84rem; line-height: 1.6; margin-bottom: 14px; }
.landing-v3 .author-avatar { width: 40px; height: 40px; }
.landing-v3 .author-name { font-size: 0.84rem; }
.landing-v3 .author-title { font-size: 0.72rem; }

/* CTA */
.landing-v3 .cta-section { padding: var(--lp-section-y) 0; }
.landing-v3 .cta-card { padding: 40px 32px; border-radius: var(--lp-radius-lg); }
.landing-v3 .cta-content h2 { font-size: clamp(1.35rem, 3vw, 1.85rem); margin-bottom: 10px; }
.landing-v3 .cta-content p { font-size: 0.92rem; margin-bottom: 22px; line-height: 1.6; }
.landing-v3 .cta-buttons { gap: 10px; }

/* Empty state */
.landing-v3 .empty-state { padding: 48px 16px; }
.landing-v3 .empty-icon { width: 56px; height: 56px; font-size: 1.4rem; margin-bottom: 14px; }

/* Icon utility */
.landing-v3 .lp-icon { width: 1em; height: 1em; display: inline-block; vertical-align: -0.125em; flex-shrink: 0; }

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 1024px) {
  .landing-v3 .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .landing-v3 .features-grid,
  .landing-v3 .courses-grid,
  .landing-v3 .posts-grid,
  .landing-v3 .testimonials-grid,
  .landing-v3 .enrolling-grid,
  .landing-v3 .docs-grid,
  .landing-v3 .idiom-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-v3 .hero {
    min-height: auto;
    padding: 56px 0 48px;
  }
  .landing-v3 .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .landing-v3 .hero-content { text-align: center; }
  .landing-v3 .hero-desc { margin-left: auto; margin-right: auto; }
  .landing-v3 .hero-cta, .landing-v3 .hero-metrics { justify-content: center; }
  .landing-v3 .hero-visual {
    max-width: 400px;
    margin: 0 auto;
  }
  .landing-v3 .hero-floating-card--stat { right: 0; }
  .landing-v3 .hero-floating-card--class { left: 0; }
}

@media (max-width: 768px) {
  .landing-v3 .section { padding: var(--lp-section-y-sm) 0; }
  .landing-v3 .nav-links.open { top: 52px; }
  .landing-v3 .nav-actions { display: none; }
  .landing-v3 .nav-links.open .nav-actions-mobile {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
  }
  .landing-v3 .nav-links.open .btn-nav { width: 100%; justify-content: center; }
  .landing-v3 .nav-inner { height: 52px; }
  .landing-v3 .hero { padding: 40px 0 36px; }
  .landing-v3 .hero-title { font-size: 1.6rem; }
  .landing-v3 .hero-cta { flex-direction: column; align-items: stretch; }
  .landing-v3 .hero-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 16px;
    text-align: center;
  }
  .landing-v3 .hero-floating-card { display: none; }
  .landing-v3 .hero-dashboard-card { max-width: 100%; }
  .landing-v3 .stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .landing-v3 .stat-divider { display: none; }
  .landing-v3 .features-grid,
  .landing-v3 .courses-grid,
  .landing-v3 .posts-grid,
  .landing-v3 .testimonials-grid,
  .landing-v3 .enrolling-grid,
  .landing-v3 .docs-grid,
  .landing-v3 .idiom-grid { grid-template-columns: 1fr; }
  .landing-v3 .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .landing-v3 .cta-card { padding: 28px 20px; }
  .landing-v3 .cta-buttons { flex-direction: column; align-items: stretch; }
}

@media (max-width: 480px) {
  .landing-v3 .container { padding: 0 16px; }
  .landing-v3 .hero-title { font-size: 1.65rem; }
  .landing-v3 .stat-number { font-size: 1.35rem; }
}

/* ═══════════════════════════════════════════════════════════
   v4 — Compact SaaS components (homepage restructure)
   ═══════════════════════════════════════════════════════════ */

.landing-v3 .section-header--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  max-width: none;
  margin-bottom: var(--lp-gap-desc-content);
}
.landing-v3 .section-header--row .section-desc { margin-bottom: 0; }
.landing-v3 .section-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  padding: 6px 0;
}
.landing-v3 .section-link:hover { gap: 8px; color: var(--primary-dark, var(--primary)); }
.landing-v3 .section-link .lp-icon { width: 14px; height: 14px; }

/* Shared badges & tags */
.landing-v3 .lp-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.4;
}
.landing-v3 .lp-badge--online { background: #ecfdf5; color: #047857; }
.landing-v3 .lp-badge--offline { background: #eff6ff; color: #1d4ed8; }
.landing-v3 .lp-badge--level { background: var(--primary-light); color: var(--primary); }
.landing-v3 .lp-badge--open { background: #ecfdf5; color: #059669; }
.landing-v3 .lp-badge--warn { background: #fffbeb; color: #b45309; }
.landing-v3 .lp-badge--full { background: #fef2f2; color: #b91c1c; }
.landing-v3 .lp-tag {
  display: inline-flex;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary);
}
.landing-v3 .lp-tag--muted { background: var(--bg-secondary); color: var(--text-secondary); }

/* ── Compact class cards ─────────────────────────── */
.landing-v3 .class-grid-compact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.landing-v3 .class-card-compact {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--lp-radius-lg);
  padding: 14px;
  box-shadow: var(--lp-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.landing-v3 .class-card-compact:hover {
  transform: translateY(-2px);
  box-shadow: var(--lp-shadow-hover);
}
.landing-v3 .class-card-compact__head {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.landing-v3 .class-card-compact__token {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.landing-v3 .class-card-compact__token .lp-icon { width: 18px; height: 18px; }
.landing-v3 .class-card-compact__intro { min-width: 0; flex: 1; }
.landing-v3 .class-card-compact__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 6px;
}
.landing-v3 .class-card-compact__title {
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
  color: var(--dark);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.landing-v3 .class-card-compact__branch {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin: 4px 0 0;
}
.landing-v3 .class-card-compact__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.landing-v3 .class-card-compact__meta li {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  color: var(--text-secondary);
  min-width: 0;
}
.landing-v3 .class-card-compact__meta .lp-icon {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  color: var(--text-muted);
}
.landing-v3 .class-card-compact__meta span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.landing-v3 .class-card-compact__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-light);
  margin-top: auto;
}
.landing-v3 .class-card-compact__price {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
}

/* Override legacy enrolling grid */
.landing-v3 .enrolling-grid.class-grid-compact { grid-template-columns: repeat(3, 1fr); gap: 12px; }

/* ── Compact course catalog ──────────────────────── */
.landing-v3 .courses-scroll {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.landing-v3 .course-card-compact {
  display: flex;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--lp-radius-lg);
  padding: 12px;
  box-shadow: var(--lp-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.landing-v3 .course-card-compact:hover {
  transform: translateY(-2px);
  box-shadow: var(--lp-shadow-hover);
}
.landing-v3 .course-card-compact__thumb {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.landing-v3 .course-card-compact__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.landing-v3 .course-card-compact__token {
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.landing-v3 .course-card-compact__token .lp-icon { width: 22px; height: 22px; }
.landing-v3 .course-card-compact__body {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.landing-v3 .course-card-compact__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.landing-v3 .course-card-compact__title {
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
}
.landing-v3 .course-card-compact__title a {
  color: var(--dark);
  text-decoration: none;
}
.landing-v3 .course-card-compact__title a:hover { color: var(--primary); }
.landing-v3 .course-card-compact__desc {
  font-size: 0.74rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.landing-v3 .course-card-compact__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 4px;
}
.landing-v3 .course-card-compact__price {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
}
.landing-v3 .course-card-compact__cta {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--accent-light);
  white-space: nowrap;
}
.landing-v3 .course-card-compact__cta:hover {
  background: var(--accent);
  color: #fff;
}
.landing-v3 .empty-state--inline {
  grid-column: 1 / -1;
  padding: 32px 16px;
}

/* ── Content hub (compact knowledge rows) ────────── */
.landing-v3 .content-hub-section {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg) 40%);
}
.landing-v3 .content-hub-section .section-header {
  margin-bottom: 20px;
}
.landing-v3 .content-hub-tabs {
  display: none;
  gap: 6px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.landing-v3 .content-hub-tab {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}
.landing-v3 .content-hub-tab.is-active,
.landing-v3 .content-hub-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.landing-v3 .content-hub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  align-items: stretch;
}
.landing-v3 .content-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--lp-radius-lg);
  padding: 12px;
  box-shadow: var(--lp-shadow);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.landing-v3 .content-panel--idiom {
  border-color: #fed7aa;
  background: linear-gradient(180deg, #fff 0%, #fffbf5 100%);
}
.landing-v3 .content-panel__header {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
  flex-shrink: 0;
}
.landing-v3 .content-panel__icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.landing-v3 .content-panel__icon .lp-icon { width: 14px; height: 14px; }
.landing-v3 .content-panel__icon--docs { background: #eff6ff; color: #2563eb; }
.landing-v3 .content-panel__icon--posts { background: #f0fdf4; color: #059669; }
.landing-v3 .content-panel__icon--idiom { background: #fff7ed; color: #c2410c; }
.landing-v3 .content-panel__title {
  font-size: 0.85rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}
.landing-v3 .content-panel__sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin: 1px 0 0;
}
.landing-v3 .content-list {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Compact knowledge row — thumb left, text right */
.landing-v3 .knowledge-item,
.landing-v3 .content-list-item {
  margin: 0;
  padding: 0;
}
.landing-v3 .knowledge-item__link,
.landing-v3 .content-list-item__link {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 6px 4px;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
  min-height: 0;
}
.landing-v3 .knowledge-item__link:hover,
.landing-v3 .content-list-item__link:hover {
  background: var(--bg-secondary);
}

/* Thumbnail shell — block box prevents flex/img blowout */
.landing-v3 .knowledge-item__thumb,
.landing-v3 .content-list-item__thumb {
  display: block;
  flex: 0 0 auto;
  flex-shrink: 0;
  width: 56px;
  min-width: 56px;
  max-width: 56px;
  height: 56px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  position: relative;
}
.landing-v3 .content-panel[data-panel="posts"] .content-list-item__thumb,
.landing-v3 .content-panel[data-panel="posts"] .knowledge-item__thumb {
  width: 72px;
  min-width: 72px;
  max-width: 72px;
  height: 72px;
}
.landing-v3 .content-panel[data-panel="idioms"] .content-list-item__thumb,
.landing-v3 .content-panel[data-panel="idioms"] .knowledge-item__thumb {
  width: 64px;
  min-width: 64px;
  max-width: 64px;
  height: 64px;
}
.landing-v3 .content-panel[data-panel="docs"] .content-list-item__thumb,
.landing-v3 .content-panel[data-panel="docs"] .knowledge-item__thumb {
  width: 48px;
  min-width: 48px;
  max-width: 48px;
  height: 48px;
  border-radius: 7px;
}

.landing-v3 .knowledge-item__thumb img,
.landing-v3 .content-list-item__thumb img {
  display: block;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: cover;
  object-position: center;
}

.landing-v3 .knowledge-item__thumb-fallback,
.landing-v3 .content-list-item__thumb-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.landing-v3 .content-list-item__thumb-fallback--post {
  background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
  color: #059669;
}
.landing-v3 .content-list-item__thumb-fallback--post .lp-icon { width: 16px; height: 16px; }
.landing-v3 .content-list-item__thumb-fallback--doc {
  background: linear-gradient(135deg, #eff6ff, #f8fafc);
  color: #3b82f6;
}
.landing-v3 .content-list-item__thumb-fallback--doc .lp-icon { width: 16px; height: 16px; }
.landing-v3 .content-list-item__thumb-fallback--idiom {
  background: linear-gradient(135deg, #fef3c7, #fff7ed);
  color: #b45309;
  font-family: 'Noto Serif SC', serif;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  padding: 2px;
}

.landing-v3 .knowledge-item__body,
.landing-v3 .content-list-item__body {
  min-width: 0;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  overflow: hidden;
}
.landing-v3 .knowledge-item__title,
.landing-v3 .content-list-item__title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.landing-v3 .content-list-item--idiom .content-list-item__title em,
.landing-v3 .content-list-item--idiom .knowledge-item__title em {
  font-style: normal;
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.7rem;
}
.landing-v3 .knowledge-item__desc,
.landing-v3 .content-list-item__desc {
  font-size: 0.71rem;
  color: var(--text-secondary);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.landing-v3 .knowledge-item__meta,
.landing-v3 .content-list-item__meta {
  font-size: 0.66rem;
  color: var(--text-muted);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.landing-v3 .content-list-item__arrow {
  color: var(--text-muted);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.15s, transform 0.15s;
}
.landing-v3 .content-list-item__arrow .lp-icon { width: 13px; height: 13px; }
.landing-v3 .content-list-item__link:hover .content-list-item__arrow {
  opacity: 1;
  transform: translateX(2px);
}
.landing-v3 .content-list-empty {
  padding: 16px 8px;
  font-size: 0.76rem;
  color: var(--text-muted);
  text-align: center;
}
.landing-v3 .content-panel__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-light);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  flex-shrink: 0;
}
.landing-v3 .content-panel__more:hover { gap: 8px; }
.landing-v3 .content-panel__more .lp-icon { width: 12px; height: 12px; }

/* ── Value / trust section ───────────────────────── */
.landing-v3 .value-section {
  background: var(--bg);
  padding-bottom: var(--lp-section-y);
}
.landing-v3 .value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.landing-v3 .value-card {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--lp-radius-lg);
  transition: transform 0.2s, box-shadow 0.2s;
}
.landing-v3 .value-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--lp-shadow-hover);
}
.landing-v3 .value-card__icon {
  width: 36px !important;
  height: 36px !important;
  border-radius: 10px !important;
  font-size: 0.9rem !important;
  margin-bottom: 0 !important;
  flex-shrink: 0;
}
.landing-v3 .value-card__title {
  font-size: 0.86rem;
  font-weight: 700;
  margin: 0 0 4px;
  line-height: 1.3;
}
.landing-v3 .value-card__text {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── v4 Responsive ───────────────────────────────── */
@media (max-width: 1024px) {
  .landing-v3 .class-grid-compact,
  .landing-v3 .courses-scroll,
  .landing-v3 .value-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-v3 .content-hub { grid-template-columns: 1fr; gap: 12px; }
  .landing-v3 .content-hub-tabs { display: none !important; }
  .landing-v3 .content-panel { display: flex !important; }
}

@media (max-width: 768px) {
  .landing-v3 .section-header--row {
    flex-direction: column;
    align-items: flex-start;
  }
  .landing-v3 .content-hub-tabs { display: flex; }
  .landing-v3 .content-hub .content-panel {
    display: none;
  }
  .landing-v3 .content-hub .content-panel.is-mobile-active {
    display: flex;
  }
  .landing-v3 .content-panel[data-panel="posts"] .content-list-item__thumb {
    width: 56px;
    min-width: 56px;
    max-width: 56px;
    height: 56px;
  }
  .landing-v3 .content-panel[data-panel="idioms"] .content-list-item__thumb {
    width: 52px;
    min-width: 52px;
    max-width: 52px;
    height: 52px;
  }
  .landing-v3 .content-panel[data-panel="docs"] .content-list-item__thumb {
    width: 44px;
    min-width: 44px;
    max-width: 44px;
    height: 44px;
  }
  .landing-v3 .knowledge-item__link,
  .landing-v3 .content-list-item__link {
    gap: 8px;
    padding: 5px 2px;
  }
  .landing-v3 .class-card-compact__meta {
    grid-template-columns: 1fr 1fr;
  }
  .landing-v3 .class-grid-compact { grid-template-columns: 1fr; }
  .landing-v3 .courses-scroll {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding-bottom: 6px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .landing-v3 .courses-scroll::-webkit-scrollbar { display: none; }
  .landing-v3 .course-card-compact {
    flex: 0 0 min(78vw, 280px);
    scroll-snap-align: start;
  }
  .landing-v3 .value-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .landing-v3 .class-card-compact__meta { grid-template-columns: 1fr; }
  .landing-v3 .value-grid { grid-template-columns: 1fr; }
}