:root{--ink:#203f36;--green:#23705b;--deep:#194e42;--muted:#687b72;--line:#d7e3da;--paper:#fffef9;--soft:#edf4ee;--gold:#d9bb7f}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 10%,#f4ead3,transparent 55%),#f2f5ee;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:var(--green);text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}.preview-banner{text-align:center;background:#e5ece3;color:#566a5e;padding:7px 12px;font-size:12px;letter-spacing:.03em}.shell{max-width:780px;margin:0 auto;padding:24px 22px 48px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px;font-size:13px}.brand{font-weight:700;letter-spacing:.07em}.text-btn{border:0;background:transparent;padding:8px 0;color:var(--green);font-size:14px}.top-actions{display:flex;gap:20px;align-items:center}.card{background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 12px 40px #21463508}.hero{background:var(--deep);padding:35px 34px;color:#fff}.hero .eyebrow{color:#e0c591}.hero h1{margin:10px 0 8px;font-size:34px;line-height:1.3;letter-spacing:-.04em}.hero p{color:#d5e3dc;margin:0;font-size:15px;max-width:34em}.hero.compact{padding:25px 30px}.hero.compact h1{font-size:28px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--green);margin:0 0 8px}.body{padding:30px 32px}h1,h2,h3,p{overflow-wrap:anywhere}h1{font-size:28px;line-height:1.4;margin:0 0 12px}h2{font-size:23px;line-height:1.4;margin:0 0 12px}h3{font-size:17px;margin:0 0 6px}p{margin:0 0 15px}.muted,.help{color:var(--muted);font-size:14px}.small{font-size:12px}.primary,.secondary{display:flex;align-items:center;justify-content:center;width:100%;min-height:52px;padding:12px 18px;border-radius:12px;font-weight:650;text-decoration:none;text-align:center}.primary{background:var(--green);color:#fff;border:1px solid var(--green)}.primary:hover{background:#1c604d}.secondary{border:1px solid var(--line);background:#fff;color:var(--green)}.actions{display:grid;gap:12px;margin-top:28px}.actions.inline{display:flex;align-items:center;justify-content:space-between}.actions.inline .primary{width:auto;min-width:150px}.login-form{display:grid;gap:17px}label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}input,textarea,select{width:100%;padding:13px 14px;border:1px solid #bfd2c5;border-radius:11px;background:#fff;color:var(--ink)}textarea{resize:vertical;min-height:136px;font-size:17px;line-height:1.7}input:focus,textarea:focus{border-color:var(--green)}.demo-box{margin-top:24px;padding:16px;border:1px dashed #c2d0c0;border-radius:12px;background:#f7f8f0}.demo-box p{margin:0 0 10px}.demo-buttons{display:flex;gap:8px;flex-wrap:wrap}.demo-buttons button{font-size:13px;padding:9px 13px;width:auto;min-height:42px}.error{color:#9c4538;font-size:14px;margin:12px 0}.error:empty{display:none}.module{padding:23px;border:1px solid var(--line);border-radius:18px}.module+.module{margin-top:17px}.module.week{background:#eff5ed}.module h2{margin:7px 0 9px;font-size:25px}.module p{font-size:14px;color:var(--muted)}.module .primary{margin-top:20px}.record-link{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;background:#fff;text-align:left;color:var(--ink)}.record-link strong{display:block;font-size:22px;font-weight:650}.record-link small{display:block;font-size:14px;color:var(--muted);margin-top:7px}.arrow{font-size:25px;color:var(--green)}.footer{text-align:center;font-size:12px;color:#7b8b80;margin-top:26px}.intro-line{padding-left:17px;border-left:3px solid #d3b16b;margin:22px 0;font-size:17px}.soft-box{background:var(--soft);border-radius:12px;padding:17px;font-size:14px}.soft-box p:last-child{margin-bottom:0}.step-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px;margin-bottom:16px}.progress{height:4px;background:#e4ece4;margin-bottom:30px;border-radius:5px;overflow:hidden}.progress span{display:block;background:var(--green);height:100%}.progress[data-step="0"] span{width:25%}.progress[data-step="1"] span{width:50%}.progress[data-step="2"] span{width:75%}.progress[data-step="3"] span{width:100%}.question-help{color:var(--muted);font-size:14px;margin-bottom:23px}.options{display:grid;gap:9px}.option{position:relative;display:flex;gap:12px;align-items:center;padding:13px 15px;min-height:52px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);font-size:16px;text-align:left;font-weight:400;margin:0;cursor:pointer}.option input{width:18px;height:18px;accent-color:var(--green);flex-shrink:0;margin:0;padding:0}.option:has(input:checked){border-color:var(--green);background:#eef6ef;box-shadow:inset 0 0 0 1px var(--green)}.char-count{text-align:right;font-size:12px;color:var(--muted);margin-top:5px}.optional{margin-top:24px;border-top:1px solid var(--line);padding-top:16px}.optional summary{cursor:pointer;color:var(--green);font-size:14px}.optional textarea{font-size:15px;min-height:100px;margin-top:12px}.record-preview{margin-top:20px}.record-preview summary{cursor:pointer;font-size:14px;color:var(--muted)}.success-icon{display:grid;place-items:center;width:55px;height:55px;border-radius:50%;background:#e4f0e5;color:var(--green);font-size:27px;margin:0 auto 18px}.success{text-align:center;padding-top:12px}.saved-card{border:1px solid var(--line);border-radius:14px;padding:19px;margin-top:22px;text-align:left}.saved-card p{margin:8px 0 0}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:20px 0}.toolbar .secondary{width:auto;min-height:42px;font-size:14px}.filters{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:15px 0}.filters label{font-size:12px}.filters input,.filters select{font-size:14px;padding:10px;min-width:0}.filter-block{margin:0 0 24px}.filter-block summary{font-size:14px;color:var(--green);cursor:pointer}.record-list{display:grid;gap:12px}.record-item{width:100%;border:1px solid var(--line);border-radius:15px;padding:18px;text-align:left;background:#fff;color:var(--ink)}.record-item:hover{border-color:#97b7a3}.record-meta{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:10px}.record-item h3{font-size:17px;font-weight:550;margin:0 0 12px}.record-bottom{display:flex;justify-content:space-between;color:var(--green);font-size:13px}.tag{display:inline-block;border-radius:6px;font-size:11px;background:#f0f1e8;color:#7c7c62;padding:2px 6px;white-space:nowrap}.date-heading{font-size:14px;margin:14px 0 0;color:var(--muted);font-weight:500}.empty{padding:35px 15px;text-align:center}.empty p{color:var(--muted)}.answer{padding:16px 0;border-bottom:1px solid #e5ece6}.answer dt{color:var(--muted);font-size:13px;margin-bottom:7px}.answer dd{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font-size:17px}.answer:last-child{border:0}dl{margin:0}.detail-meta{color:var(--muted);font-size:13px;margin-bottom:18px}.withdraw{color:#856953;font-size:13px}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:20px 0}.metric{padding:14px 10px;border:1px solid var(--line);border-radius:12px;text-align:center}.metric strong{font-size:25px;display:block}.metric small{font-size:12px;color:var(--muted)}.family-row{padding:17px;border:1px solid var(--line);border-radius:14px;margin-bottom:12px}.family-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.family-top button{font-size:13px}.family-row p{margin:8px 0 12px;color:var(--muted);font-size:14px}.family-row .secondary{min-height:40px;font-size:14px}.teacher-tabs{display:flex;gap:12px;margin:23px 0}.teacher-tabs button{flex:1}.teacher-tabs .active{border-color:var(--green);background:#edf4ee}.stat-row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding:10px 0;font-size:14px}.stats h3{margin-top:25px}.back-line{margin-bottom:12px}#notice:empty{display:none}#notice{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);max-width:90vw;background:#214f43;color:white;padding:12px 20px;border-radius:12px;box-shadow:0 4px 18px #0002;z-index:9;font-size:14px}.loading{text-align:center;padding:80px 0;color:var(--muted)}.return-login{padding:12px;background:#fff3dc;border-radius:10px;color:#745932;margin-bottom:15px}.consent p{line-height:1.9}.export-note{font-size:12px;color:var(--muted);margin-top:14px}.page-title{outline:none}.intro-actions{display:grid;gap:10px;margin-top:25px}
@media(max-width:540px){.shell{padding:16px 14px 32px}.topbar{margin-bottom:15px}.brand{font-size:12px}.top-actions{gap:13px}.card{border-radius:20px}.hero{padding:28px 23px}.hero h1{font-size:29px}.hero.compact{padding:22px}.body{padding:24px 20px}.module{padding:20px}.module h2{font-size:23px}h1{font-size:25px}h2{font-size:22px}.option{font-size:15px;padding:12px;min-height:51px}.filters{gap:9px}.record-item{padding:15px}.toolbar{flex-wrap:wrap}.summary-grid{gap:6px}.metric{padding:12px 7px}.preview-banner{font-size:11px}.record-link strong{font-size:21px}}
@media(prefers-reduced-motion:no-preference){button,a{transition:background .15s,border-color .15s}.card{animation:appear .18s ease-out}@keyframes appear{from{opacity:.6;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}}
label[for="answer"]{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.other-detail{margin-top:16px}.other-detail textarea{min-height:95px;font-size:16px}
.practice-guidance{background:var(--soft);border-radius:14px;padding:18px 20px;margin:0 0 22px}.practice-guidance h2{font-size:17px;margin:0 0 10px}.practice-guidance p{font-size:14px;line-height:1.8;margin:0 0 8px}.practice-guidance p:last-child{margin-bottom:0}
.audio-list{display:grid;gap:16px}.audio-track{border:1px solid var(--line);border-radius:16px;padding:20px;background:#fff}.audio-track h2{font-size:20px;margin:0 0 5px}.audio-track audio{display:block;width:100%;min-width:0;margin-top:14px}.audio-track .audio-error{margin-bottom:0}
progress.progress{appearance:none;display:block;width:100%;border:0;color:var(--green);background:#e4ece4}progress::-webkit-progress-bar{background:#e4ece4}progress::-webkit-progress-value{background:var(--green)}progress::-moz-progress-bar{background:var(--green)}
.weekly-intro{margin-bottom:22px}.weekly-intro h2{font-size:18px;margin:0 0 5px}.weekly-intro p{font-size:14px;color:var(--muted);margin:0}.weekly-practices{display:grid;gap:16px}.weekly-practice{padding:23px;border:1px solid var(--line);border-radius:18px;background:var(--soft)}.weekly-practice h2{font-size:24px;margin:0 0 10px}.weekly-practice h3{font-size:16px;margin:0 0 7px}.weekly-practice p{font-size:14px;color:var(--muted);margin:0 0 20px}.weekly-records{margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}.weekly-records .text-btn{font-size:16px;font-weight:600}.weekly-records p{margin:2px 0 0}@media(max-width:540px){.weekly-practice{padding:18px}.weekly-practice h2{font-size:22px}.weekly-intro h2{font-size:17px}}