:root{--teal-500:#00A9B7;--teal-700:#007882;--teal-050:#E6F6F7;--ink-900:#0D0D12;--ink-700:#121A26;--grey-400:#818898;--grey-300:#A4ACB9;--grey-200:#C5CBD4;--grey-100:#DFE1E7;--grey-050:#F4F5F7;--white:#FFFFFF;--warn:#FFBE4C;--error:#DF1C41;--font-head:"Urbanist",system-ui,sans-serif;--font-body:"Urbanist",system-ui,sans-serif;--maxw:420px}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body,#root{min-height:100dvh}body{font-family:var(--font-body);background:#cfd4da;color:var(--ink-900);-webkit-font-smoothing:antialiased}#root{display:flex;justify-content:center}.app-frame{width:100%;max-width:var(--maxw);min-height:100dvh;background:var(--white);position:relative;overflow-x:hidden;display:flex;flex-direction:column}h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:600;line-height:1.25;color:var(--ink-900)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;outline:none}ul{list-style:none}img{display:block;max-width:100%}.statusbar{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;font-weight:600;font-size:15px;flex-shrink:0}.statusbar.on-teal{color:#fff}.statusbar .sb-icons{display:flex;gap:6px;align-items:center}.scroll{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.pad{padding:0 24px}.btn{display:flex;align-items:center;justify-content:center;gap:8px;height:52px;border-radius:14px;font-family:var(--font-head);font-weight:600;font-size:16px;width:100%;transition:transform .12s,opacity .2s}.btn:active{transform:scale(.97)}.btn-primary{background:var(--teal-500);color:#fff}.btn-ghost{background:var(--teal-050);color:var(--teal-700)}.btn-outline{background:#fff;border:1.5px solid var(--grey-100);color:var(--ink-900)}.btn:disabled{opacity:.45}.field{margin-bottom:18px}.field label{display:block;font-size:13px;font-weight:500;margin-bottom:8px;color:var(--ink-900)}.field .control{display:flex;align-items:center;gap:10px;height:54px;border:1.5px solid var(--grey-100);border-radius:14px;padding:0 16px;background:#fff;transition:border-color .2s}.field .control:focus-within{border-color:var(--teal-500)}.field input{flex:1;border:none;font-size:15px;background:transparent;color:var(--ink-900)}.field input::placeholder{color:var(--grey-300)}.course-card{background:#fff;border:1px solid var(--grey-100);border-radius:16px;padding:10px;display:flex;gap:12px;align-items:center}.chip{padding:9px 18px;border-radius:999px;font-size:13px;font-weight:500;white-space:nowrap;border:1.5px solid var(--grey-100);color:var(--grey-400);background:#fff}.chip.active{background:var(--teal-500);color:#fff;border-color:var(--teal-500)}.tabbar{position:sticky;bottom:0;left:0;right:0;height:74px;background:#fff;border-top:1px solid var(--grey-100);display:flex;align-items:center;justify-content:space-around;padding:0 10px env(safe-area-inset-bottom);flex-shrink:0;z-index:30}.tabbar a{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11px;color:var(--grey-300);font-weight:500}.tabbar a.on{color:var(--teal-500)}.tab-fab{width:54px;height:54px;border-radius:50%;background:var(--teal-500);display:flex;align-items:center;justify-content:center;color:#fff;margin-top:-26px;box-shadow:0 10px 22px #00a9b773}.row{display:flex;align-items:center}.between{display:flex;align-items:center;justify-content:space-between}.muted{color:var(--grey-400)}.seeall{color:var(--teal-500);font-weight:600;font-size:13px}.section-title{font-size:18px;font-weight:600;font-family:var(--font-head)}.star{color:var(--warn)}.price{color:var(--teal-700);font-weight:700}.topbar{display:flex;align-items:center;gap:14px;padding:14px 24px}.iconbtn{width:42px;height:42px;border-radius:12px;border:1px solid var(--grey-100);display:flex;align-items:center;justify-content:center;background:#fff;flex-shrink:0}.hero-teal{background:linear-gradient(160deg,#00a9b7,#007882)}.bar{height:8px;border-radius:99px;background:var(--grey-100);overflow:hidden}.bar>span{display:block;height:100%;background:var(--teal-500);border-radius:99px}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;padding:40px 30px;flex:1}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}