:root{--green:#15803d;--green-dark:#166534;--green-light:#dcfce7;--ink:#1f2937;--muted:#6b7280;--bg:#f9fafb;--card:#fff;--border:#e5e7eb}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}a{color:inherit;text-decoration:none}.container{max-width:1000px;margin:0 auto;padding:0 20px}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:var(--green);color:#fff;box-shadow:0 2px 8px rgba(0,0,0,.1)}.nav-inner{justify-content:space-between;max-width:1000px;margin:0 auto;padding:14px 20px;flex-wrap:wrap;gap:10px}.nav-brand,.nav-inner{display:flex;align-items:center}.nav-brand{font-size:1.25rem;font-weight:800;gap:8px}.nav-links{display:flex;gap:6px;flex-wrap:wrap}.nav-links a{padding:8px 14px;border-radius:8px;font-weight:600;font-size:.95rem;transition:background .2s}.nav-links a:hover{background:hsla(0,0%,100%,.18)}.hero{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;text-align:center;padding:70px 20px}.hero h1{font-size:2.6rem;font-weight:800;margin-bottom:14px}.hero p{font-size:1.15rem;opacity:.95;max-width:600px;margin:0 auto 26px}.hero .cta{display:inline-block;background:#fff;color:var(--green-dark);padding:13px 30px;border-radius:30px;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.2);transition:transform .2s}.hero .cta:hover{transform:translateY(-2px)}.section{padding:56px 0}.section h2{font-size:1.9rem;text-align:center;margin-bottom:8px;color:var(--green-dark)}.section .sub{text-align:center;color:var(--muted);margin-bottom:36px}.grid{display:grid;grid-gap:20px;gap:20px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px;box-shadow:0 2px 10px rgba(0,0,0,.04)}.card h3{color:var(--green-dark);margin-bottom:8px;font-size:1.2rem}.card .tag{color:var(--green);font-weight:600;font-size:.9rem}.price{text-align:center;position:relative}.price .amount{font-size:2rem;font-weight:800;color:var(--green);margin:10px 0}.price .note{color:var(--muted);font-size:.9rem}.price.featured{border:2px solid var(--green)}.price.featured:before{content:"Phổ biến";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;padding:3px 14px;border-radius:20px;font-size:.8rem;font-weight:700}.schedule{width:100%;border-collapse:collapse;background:var(--card);border-radius:14px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.04)}.schedule th{background:var(--green);color:#fff;padding:14px;text-align:left}.schedule td{padding:14px;border-top:1px solid var(--border)}.schedule tr:nth-child(2n) td{background:#fafafa}.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:14px;gap:14px}.gallery figure{border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.08);background:#fff}.gallery img{width:100%;height:200px;object-fit:cover;display:block}.gallery figcaption{padding:10px 14px;font-weight:600;color:var(--ink);font-size:.95rem}.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:16px;gap:16px}.contact-btn{display:flex;align-items:center;justify-content:center;gap:10px;padding:18px;border-radius:12px;font-weight:700;color:#fff;font-size:1.05rem;transition:transform .2s}.contact-btn:hover{transform:translateY(-2px)}.bg-phone{background:#16a34a}.bg-zalo{background:#0068ff}.bg-fb{background:#1877f2}.bg-mail{background:#ea4335}.footer{background:var(--ink);color:#d1d5db;text-align:center;padding:30px 20px;margin-top:40px}.footer a{color:#fff;font-weight:600}@media (max-width:600px){.hero h1{font-size:2rem}.nav-brand{font-size:1.1rem}}