:root{--kdv-green:#2e7d32;--kdv-green-l:#e8f5e9;--kdv-bg:#fafaf7;--kdv-text:#1a1a1a;--kdv-muted:#666;--kdv-border:#e0e0e0;--kdv-radius:6px}.kdv-az-page{background:var(--kdv-bg);min-height:100vh}.kdv-az-hero{background:var(--kdv-green);color:#fff;padding:48px 0 40px;text-align:center}.kdv-az-hero-title{font-size:2rem;font-weight:800;margin:0 0 12px;line-height:1.2;color:#fff}.kdv-az-hero-tagline{font-size:1rem;opacity:.88;margin:0 auto 28px;max-width:520px;line-height:1.5}.kdv-az-stats{display:flex;justify-content:center;gap:40px}.kdv-az-stat{display:flex;flex-direction:column;align-items:center;gap:4px}.kdv-az-stat-number{font-size:2rem;font-weight:800;line-height:1}.kdv-az-stat-label{font-size:.8rem;opacity:.8;text-transform:uppercase;letter-spacing:.05em}.kdv-az-nav{position:sticky;top:0;z-index:100;background:#fff;border-bottom:2px solid var(--kdv-green);box-shadow:0 2px 8px rgba(0,0,0,.08)}.kdv-az-nav-inner{display:flex;gap:4px;padding:10px 16px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;max-width:1200px;margin:0 auto}.kdv-az-nav-inner::-webkit-scrollbar{display:none}.kdv-az-nav-btn{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 8px;border-radius:var(--kdv-radius);background:var(--kdv-green-l);color:var(--kdv-green);font-weight:700;font-size:.9rem;text-decoration:none;transition:background .15s,color .15s}.kdv-az-nav-btn:hover,.kdv-az-nav-btn.is-active{background:var(--kdv-green);color:#fff;text-decoration:none}.kdv-az-content{padding:32px 0 64px}.kdv-az-letter-section{margin-bottom:40px;scroll-margin-top:72px}.kdv-az-letter-heading{display:flex;align-items:baseline;gap:12px;margin:0 0 14px;padding-bottom:10px;border-bottom:2px solid var(--kdv-green)}.kdv-az-letter-char{font-size:2rem;font-weight:900;color:var(--kdv-green);line-height:1}.kdv-az-letter-count{font-size:.82rem;color:var(--kdv-muted);font-weight:400}.kdv-az-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:16px}.kdv-az-text-list{list-style:none;margin:8px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:2px 16px}.kdv-az-text-item{border-bottom:1px solid var(--kdv-border)}.kdv-az-text-item a{display:block;padding:7px 4px;color:var(--kdv-text);font-size:.9rem;text-decoration:none;transition:color .12s}.kdv-az-text-item a:hover{color:var(--kdv-green)}.kdv-az-page .kdv-container{max-width:1200px;margin:0 auto;padding:0 20px}@media (max-width:767px){.kdv-az-hero{padding:32px 0 28px}.kdv-az-hero-title{font-size:1.4rem}.kdv-az-hero-tagline{font-size:.88rem;margin-bottom:20px}.kdv-az-stats{gap:24px}.kdv-az-stat-number{font-size:1.5rem}.kdv-az-card-grid{grid-template-columns:repeat(2,1fr);gap:10px}.kdv-az-text-list{grid-template-columns:1fr}.kdv-az-letter-char{font-size:1.6rem}}@media (min-width:768px){.kdv-az-card-grid{grid-template-columns:repeat(3,1fr);gap:20px}.kdv-az-text-list{grid-template-columns:repeat(3,1fr)}}@media (min-width:1024px){.kdv-az-card-grid{grid-template-columns:repeat(4,1fr);gap:24px}.kdv-az-text-list{grid-template-columns:repeat(4,1fr)}}