/* ===== HOME PAGE ===== */

/* Hero Section */
.cnl-hero {
  background: linear-gradient(135deg, #FFF5F5 0%, #FDEAEA 40%, #F3E8FF 80%, #EDE7F6 100%);
  min-height: 520px; position: relative; overflow: hidden;
  display: flex; align-items: center;
}
.cnl-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23E53935' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cnl-hero-inner { max-width: 1360px; margin: 0 auto; padding: 60px 24px; display: grid; grid-template-columns: 1fr 440px; gap: 60px; align-items: center; position: relative; z-index: 1; width: 100%; }
.cnl-hero-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--cnl-red-light); color: var(--cnl-red); padding: 5px 14px; border-radius: var(--cnl-radius-full); font-size: 12px; font-weight: 600; margin-bottom: 16px; }
.cnl-hero-badge svg { animation: bounce 2s ease infinite; }
.cnl-hero h1 { font-size: 48px; font-weight: 800; line-height: 1.15; margin-bottom: 10px; color: var(--cnl-text-primary); }
.cnl-hero h1 .highlight { color: var(--cnl-red); }
.cnl-hero-slogan { display: flex; gap: 0; margin-bottom: 16px; }
.cnl-hero-slogan span { font-size: 22px; font-weight: 700; color: var(--cnl-purple); }
.cnl-hero-slogan .sep { color: var(--cnl-text-secondary); margin: 0 8px; }
.cnl-hero-desc { font-size: 16px; color: var(--cnl-text-secondary); line-height: 1.7; margin-bottom: 28px; max-width: 480px; }
.cnl-hero-search { display: flex; background: var(--cnl-white); border-radius: var(--cnl-radius-full); box-shadow: 0 4px 24px rgba(0,0,0,0.12); padding: 6px 6px 6px 20px; gap: 8px; max-width: 500px; margin-bottom: 16px; border: 2px solid transparent; transition: border-color var(--cnl-transition); }
.cnl-hero-search:focus-within { border-color: var(--cnl-purple); }
.cnl-hero-search input { flex: 1; border: none; outline: none; font-size: 15px; background: transparent; }
.cnl-hero-search button { background: var(--cnl-red); color: white; border: none; border-radius: var(--cnl-radius-full); padding: 10px 24px; font-size: 14px; font-weight: 600; cursor: pointer; transition: background var(--cnl-transition); }
.cnl-hero-search button:hover { background: var(--cnl-red-dark); }
.cnl-hero-quick-links { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.cnl-hero-quick-label { font-size: 13px; color: var(--cnl-text-secondary); }
.cnl-hero-quick-tag { background: var(--cnl-white); border: 1px solid var(--cnl-border); color: var(--cnl-text-secondary); padding: 4px 12px; border-radius: var(--cnl-radius-full); font-size: 13px; cursor: pointer; transition: all var(--cnl-transition); }
.cnl-hero-quick-tag:hover { border-color: var(--cnl-red); color: var(--cnl-red); background: var(--cnl-red-light); }
/* Hero visual */
.cnl-hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.cnl-hero-img { width: 100%; max-width: 400px; object-fit: contain; animation: float 6s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
/* Hero card */
.cnl-hero-card { position: absolute; background: white; border-radius: var(--cnl-radius-lg); padding: 12px 16px; box-shadow: var(--cnl-shadow-lg); display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; }
.cnl-hero-card.card-1 { top: 40px; left: -20px; }
.cnl-hero-card.card-2 { bottom: 40px; right: -10px; }
/* CTA box */
.cnl-hero-cta-box { background: var(--cnl-white); border-radius: var(--cnl-radius-xl); padding: 24px; box-shadow: var(--cnl-shadow-lg); }
.cnl-hero-cta-box h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.cnl-hero-cta-list { list-style: none; margin-bottom: 16px; }
.cnl-hero-cta-list li { display: flex; align-items: center; gap: 8px; padding: 5px 0; font-size: 14px; color: var(--cnl-text-secondary); }
.cnl-hero-cta-list li svg { color: var(--cnl-green); flex-shrink: 0; }
.cnl-hero-cta-btn { width: 100%; }
.cnl-hero-cta-note { text-align: center; font-size: 12px; color: var(--cnl-text-secondary); margin-top: 8px; }

/* Feature Strip */
.cnl-features-strip { background: var(--cnl-white); border-top: 1px solid var(--cnl-border); border-bottom: 1px solid var(--cnl-border); }
.cnl-features-strip-inner { max-width: 1360px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: repeat(6, 1fr); }
.cnl-feature-item { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; padding: 24px 12px; border-right: 1px solid var(--cnl-border); cursor: pointer; transition: background var(--cnl-transition); }
.cnl-feature-item:last-child { border-right: none; }
.cnl-feature-item:hover { background: var(--cnl-gray-50); }
.cnl-feature-icon { width: 44px; height: 44px; border-radius: var(--cnl-radius-md); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 2px; }
.cnl-feature-item span { font-size: 13px; font-weight: 600; color: var(--cnl-text-primary); }
.cnl-feature-item small { font-size: 11px; color: var(--cnl-text-secondary); line-height: 1.4; }

/* Section: Courses */
.cnl-section { max-width: 1360px; margin: 0 auto; padding: 52px 24px 0; }
.cnl-courses-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.cnl-course-card { background: var(--cnl-white); border-radius: var(--cnl-radius-lg); overflow: hidden; border: 1px solid var(--cnl-border); transition: all var(--cnl-transition); cursor: pointer; }
.cnl-course-card:hover { box-shadow: var(--cnl-shadow-lg); transform: translateY(-4px); }
.cnl-course-thumb { width: 100%; height: 140px; object-fit: cover; }
.cnl-course-body { padding: 14px; }
.cnl-course-level { font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: var(--cnl-radius-full); display: inline-block; margin-bottom: 8px; }
.cnl-course-title { font-size: 14px; font-weight: 700; margin-bottom: 10px; line-height: 1.4; color: var(--cnl-text-primary); }
.cnl-course-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--cnl-text-secondary); margin-bottom: 10px; }
.cnl-course-progress-wrap { margin-bottom: 4px; }
.cnl-course-progress-label { display: flex; justify-content: space-between; font-size: 12px; margin-bottom: 4px; }
.cnl-course-progress-label span { color: var(--cnl-text-secondary); }
.cnl-course-progress-label strong { color: var(--cnl-purple); }

/* Section: Topics */
.cnl-topics-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 12px; }
.cnl-topic-item { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 8px; background: var(--cnl-white); border: 1px solid var(--cnl-border); border-radius: var(--cnl-radius-lg); cursor: pointer; transition: all var(--cnl-transition); text-align: center; }
.cnl-topic-item:hover { border-color: var(--cnl-red); box-shadow: var(--cnl-shadow-md); transform: translateY(-2px); }
.cnl-topic-icon { font-size: 28px; }
.cnl-topic-name { font-size: 13px; font-weight: 600; color: var(--cnl-text-primary); }
.cnl-topic-count { font-size: 11px; color: var(--cnl-text-secondary); }

/* Section: HSK Roadmap */
.cnl-hsk-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.cnl-hsk-card { padding: 16px; border-radius: var(--cnl-radius-lg); border: 2px solid var(--cnl-border); transition: all var(--cnl-transition); cursor: pointer; }
.cnl-hsk-card:hover { transform: translateY(-3px); box-shadow: var(--cnl-shadow-md); }
.cnl-hsk-card.hsk1 { border-color: #4CAF50; }
.cnl-hsk-card.hsk2 { border-color: #2196F3; }
.cnl-hsk-card.hsk3 { border-color: #FF9800; }
.cnl-hsk-card.hsk4 { border-color: #9C27B0; }
.cnl-hsk-card.hsk5 { border-color: #F44336; }
.cnl-hsk-card.hsk6 { border-color: #212121; }
.cnl-hsk-card-title { font-size: 18px; font-weight: 800; margin-bottom: 2px; }
.cnl-hsk-card.hsk1 .cnl-hsk-card-title { color: #2E7D32; }
.cnl-hsk-card.hsk2 .cnl-hsk-card-title { color: #1565C0; }
.cnl-hsk-card.hsk3 .cnl-hsk-card-title { color: #E65100; }
.cnl-hsk-card.hsk4 .cnl-hsk-card-title { color: #6A1B9A; }
.cnl-hsk-card.hsk5 .cnl-hsk-card-title { color: #C62828; }
.cnl-hsk-card.hsk6 .cnl-hsk-card-title { color: #212121; }
.cnl-hsk-card-vocab { font-size: 11px; color: var(--cnl-text-secondary); margin-bottom: 8px; }
.cnl-hsk-card-status { font-size: 11px; font-weight: 600; margin-bottom: 6px; }
.cnl-hsk-card.hsk1 .cnl-hsk-card-status { color: #2E7D32; }

/* Section: Tools */
.cnl-tools-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cnl-tool-card { background: var(--cnl-white); border: 1px solid var(--cnl-border); border-radius: var(--cnl-radius-xl); padding: 28px 20px; text-align: center; transition: all var(--cnl-transition); cursor: pointer; }
.cnl-tool-card:hover { box-shadow: var(--cnl-shadow-lg); transform: translateY(-4px); }
.cnl-tool-card .tool-icon { font-size: 40px; margin-bottom: 12px; }
.cnl-tool-card .tool-name { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.cnl-tool-card .tool-desc { font-size: 13px; color: var(--cnl-text-secondary); margin-bottom: 16px; line-height: 1.5; }
.cnl-tool-card .tool-link { font-size: 13px; color: var(--cnl-red); font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 4px; }
.cnl-tool-card .tool-link:hover { color: var(--cnl-red-dark); }

/* Stats Banner */
.cnl-stats-banner { background: linear-gradient(135deg, var(--cnl-red) 0%, #C62828 100%); color: white; padding: 48px 0; margin-top: 60px; }
.cnl-stats-banner-inner { max-width: 1360px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.cnl-stat-item .stat-number { font-size: 40px; font-weight: 800; line-height: 1; }
.cnl-stat-item .stat-unit { font-size: 18px; font-weight: 600; }
.cnl-stat-item .stat-label { font-size: 14px; opacity: 0.85; margin-top: 4px; }

/* Leaderboard */
.cnl-leaderboard-section { max-width: 1360px; margin: 0 auto; padding: 52px 24px 0; display: grid; grid-template-columns: 1fr 360px; gap: 32px; align-items: start; }
.cnl-leaderboard-tabs { display: flex; gap: 0; background: var(--cnl-gray-100); border-radius: var(--cnl-radius-sm); padding: 3px; margin-bottom: 20px; }
.cnl-leaderboard-tab { flex: 1; padding: 7px; text-align: center; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer; transition: all var(--cnl-transition); color: var(--cnl-text-secondary); }
.cnl-leaderboard-tab.active { background: var(--cnl-white); color: var(--cnl-text-primary); box-shadow: var(--cnl-shadow-sm); }
.cnl-leader-row { display: flex; align-items: center; gap: 14px; padding: 12px 16px; border-radius: var(--cnl-radius-md); transition: background var(--cnl-transition); }
.cnl-leader-row:hover { background: var(--cnl-gray-50); }
.cnl-leader-rank { width: 28px; font-size: 14px; font-weight: 800; text-align: center; flex-shrink: 0; }
.cnl-leader-rank.rank-1 { color: #FFB300; }
.cnl-leader-rank.rank-2 { color: #90A4AE; }
.cnl-leader-rank.rank-3 { color: #A1785C; }
.cnl-leader-name { flex: 1; font-size: 14px; font-weight: 500; }
.cnl-leader-score { font-size: 14px; font-weight: 700; color: var(--cnl-purple); }
.cnl-leader-self { background: var(--cnl-purple-light); border-radius: var(--cnl-radius-md); }
/* Community block */
.cnl-community-block { background: linear-gradient(135deg, var(--cnl-red-light), var(--cnl-purple-light)); border-radius: var(--cnl-radius-xl); padding: 32px; }
.cnl-community-block h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.cnl-community-block p { font-size: 14px; color: var(--cnl-text-secondary); margin-bottom: 20px; line-height: 1.6; }
.cnl-community-avatars { display: flex; margin-bottom: 16px; }
.cnl-community-avatars img { width: 36px; height: 36px; border-radius: 50%; border: 2px solid white; margin-left: -8px; object-fit: cover; }
.cnl-community-avatars img:first-child { margin-left: 0; }

@media (max-width: 1200px) {
  .cnl-courses-grid { grid-template-columns: repeat(3, 1fr); }
  .cnl-topics-grid { grid-template-columns: repeat(4, 1fr); }
  .cnl-hsk-grid { grid-template-columns: repeat(3, 1fr); }
  .cnl-features-strip-inner { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .cnl-hero-inner { grid-template-columns: 1fr; }
  .cnl-hero-visual { display: none; }
  .cnl-hero h1 { font-size: 38px; }
  .cnl-leaderboard-section { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .cnl-hero { min-height: auto; }
  .cnl-hero-inner { padding: 40px 20px; }
  .cnl-hero h1 { font-size: 28px; }
  .cnl-courses-grid { grid-template-columns: repeat(2, 1fr); }
  .cnl-tools-grid { grid-template-columns: repeat(2, 1fr); }
  .cnl-stats-banner-inner { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .cnl-features-strip-inner { grid-template-columns: repeat(3, 1fr); }
  .cnl-topics-grid { grid-template-columns: repeat(4, 1fr); }
  .cnl-hsk-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .cnl-courses-grid { grid-template-columns: 1fr; }
  .cnl-features-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .cnl-hero-search { flex-direction: column; border-radius: var(--cnl-radius-lg); }
  .cnl-hero-search button { width: 100%; border-radius: var(--cnl-radius-sm); }
}