@import"https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap";:root{--ast-global-color-0: #fc7978;--ast-global-color-1: #75c32c;--ast-global-color-2: #2b2f38;--ast-global-color-3: #5d6167;--ast-global-color-4: #f9f9f9;--ast-global-color-5: #ffffff;--bg: var(--ast-global-color-4);--bg-strong: #efeef4;--text: var(--ast-global-color-2);--text-muted: var(--ast-global-color-3);--brand: var(--ast-global-color-0);--brand-hover: #e86665;--accent: var(--ast-global-color-1);--card: var(--ast-global-color-5);--line: #dddddd;--header-bg: #9cdb26;--header-border: #ffd935;--header-decoration: #ffe135;--container-width: 1200px;--border-radius: 8px}*{box-sizing:border-box}html{font-size:15px}html,body{margin:0;padding:0;background-color:var(--bg);color:var(--text-muted);font-family:Poppins,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.6}a{color:inherit;text-decoration:none}a:hover{color:var(--brand)}h1,h2,h3,h4,h5,h6{color:var(--text);font-weight:500;line-height:1.3;margin:0 0 .5em}h1{font-size:2.6rem}h2{font-size:1.6rem}h3{font-size:1.3rem}h4{font-size:1.1rem}p{margin:0 0 1em}img{max-width:100%;height:auto}.container{width:min(var(--container-width),calc(100% - 2rem));margin:0 auto;padding:0 1rem}.topbar{background:var(--header-bg);position:relative;z-index:100;box-shadow:0 2px 10px #0000000d}.topbar:after{content:"";display:block;height:12px;background:var(--header-decoration);width:100%;border-bottom:4px solid #f0ce15}.topbar .container{display:flex;gap:2rem;align-items:center;padding:.5rem 1rem;min-height:90px}.brand{display:flex;align-items:center;justify-content:center;flex-shrink:0}.brand-logo-circle{width:70px;height:70px;background:#fff;border-radius:50%;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:0 4px #0000001a}.brand-logo-circle img{width:100%;height:100%;object-fit:cover}.nav-buttons{display:flex;gap:1.5rem;align-items:center}.lang-switch{display:flex;align-items:center;gap:.3rem;margin-left:auto;font-size:.9rem;color:#0009;font-weight:600}.lang-switch a{padding:2px 6px;border-radius:4px;transition:all .2s;text-decoration:none}.lang-switch a:hover{background:#ffffff4d;color:inherit}.lang-switch .active{background:#fff;color:var(--header-bg);font-weight:700;box-shadow:0 2px 4px #0000001a;text-decoration:none}.lang-switch .sep{opacity:.3;font-size:.8rem}.nav-big-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#64a02899;width:90px;height:70px;border-radius:16px;text-decoration:none;box-shadow:0 4px #50821e99;transition:transform .1s,box-shadow .1s,background .2s;padding:8px 5px}.nav-big-btn:hover{transform:translateY(2px);box-shadow:0 2px #50821e99;background:#64a028cc}.nav-big-btn .icon{font-size:1.4rem;line-height:1;margin-bottom:4px;color:#fff}.nav-big-btn .label{font-size:.85rem;font-weight:700;line-height:1;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.1)}main{padding:2rem 0 3rem}.hero{background:var(--card);border-radius:var(--border-radius);padding:2rem;margin-bottom:2rem;text-align:center}.hero-icon{width:120px;height:120px;margin:0 auto 1.5rem;border-radius:20px;overflow:hidden}.hero-icon img{width:100%;height:100%;object-fit:cover}.hero h1{font-size:1.8rem;margin-bottom:.5rem}.hero p{color:var(--text-muted);max-width:600px;margin:0 auto 1.5rem}.hero-split{display:grid;gap:1.5rem;margin-bottom:2rem}@media(min-width:768px){.hero-split{grid-template-columns:1fr 1fr}}.hero-card{background:var(--card);border-radius:var(--border-radius);padding:2rem;display:flex;flex-direction:column;align-items:center;text-align:center;transition:transform .2s,box-shadow .2s}.hero-card:hover{transform:translateY(-3px);box-shadow:0 8px 25px #00000014}.hero-card .app-icon{width:100px;height:100px;border-radius:20px;margin-bottom:1.2rem;overflow:hidden;box-shadow:0 4px 12px #0000001a}.hero-card .app-icon img{width:100%;height:100%;object-fit:cover}.hero-card h2{font-size:1.4rem;margin-bottom:.5rem}.hero-card p{color:var(--text-muted);font-size:.95rem;margin-bottom:1.2rem;flex-grow:1}.hero-card .badges{display:flex;gap:.5rem;margin-bottom:1.2rem}.badge{display:inline-block;font-size:.75rem;background:var(--bg);border:1px solid var(--line);border-radius:50px;padding:.3rem .8rem;color:var(--text-muted)}.btn-primary{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;padding:.8rem 2rem;border-radius:50px;font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;transition:background .2s}.btn-primary:hover{background:var(--brand-hover);color:#fff}.btn-outline{display:inline-block;background:transparent;color:var(--accent);border:2px solid var(--accent);text-decoration:none;padding:.75rem 2rem;border-radius:50px;font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;transition:all .2s}.btn-outline:hover{background:var(--accent);color:#fff}.panel{background:var(--card);border-radius:var(--border-radius);padding:1.5rem;margin-bottom:1.5rem}.section-title{font-size:1.1rem;font-weight:600;margin:0 0 1rem;color:var(--text)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}.card{display:block;background:var(--bg);border:1px solid var(--line);border-radius:var(--border-radius);padding:1rem;transition:all .2s}.card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.card h3{font-size:1rem;margin:0 0 .3rem}.card p{font-size:.85rem;color:var(--text-muted);margin:0}.hanzi{font-size:clamp(3rem,8vw,5rem);line-height:1;font-weight:700;color:var(--text);margin-bottom:.3rem}.pill{display:inline-block;font-size:.75rem;border:1px solid var(--line);border-radius:50px;padding:.2rem .6rem;color:var(--text-muted);background:var(--bg)}.meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.site-footer{background:var(--header-bg);color:var(--text);padding:2rem 0;margin-top:2rem}.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem}.footer-links{display:flex;gap:1.5rem}.footer-links a{color:var(--text);font-size:.9rem}.footer-links a:hover{text-decoration:underline}.footer-copy{font-size:.85rem;color:var(--text)}.footer-copy a{color:var(--text);text-decoration:underline}@media(max-width:768px){.topbar .container{flex-wrap:wrap}.nav-links{display:none}.hero h1{font-size:1.5rem}.grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.footer-inner{flex-direction:column;text-align:center}}.audio{width:100%;margin-top:.5rem}.video-container{position:relative;width:100%;padding-bottom:56.25%;margin-top:1rem;border-radius:var(--border-radius);overflow:hidden;background:#000}.video-container video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:contain}.page-header{margin-bottom:1.5rem}.page-header h1{font-size:2rem;margin-bottom:.5rem}.page-header .pinyin{font-size:1.2rem;color:var(--text-muted)}.detail-card{background:var(--card);border-radius:var(--border-radius);padding:2rem;text-align:center}.detail-card .hanzi{font-size:clamp(5rem,15vw,10rem)}.app-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1.5rem}.app-buttons img{height:50px;width:auto}