:root{
  --bg:#dfeec8; --bg2:#c7dfae; --card:#fffdf4; --green:#6a9a69; --green-dark:#2f5c45;
  --mint:#eaf7de; --accent:#f2c873; --bad:#d96060; --good:#3d9366; --text:#244031;
  --shadow:0 22px 70px rgba(48,77,55,.18); --radius:28px;
}
*{box-sizing:border-box} body{margin:0;min-height:100vh;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--text);background:radial-gradient(circle at top left,#f0f8dd,transparent 38%),linear-gradient(135deg,var(--bg),var(--bg2));overflow-x:hidden}.bg-decor{position:fixed;inset:auto -4vw 3vh -4vw;font-weight:900;font-size:17vw;letter-spacing:.03em;color:rgba(73,107,64,.08);pointer-events:none;white-space:nowrap}.app{width:min(1100px,100%);margin:0 auto;padding:clamp(16px,3vw,36px);min-height:100vh;display:grid;place-items:center}.screen{display:none;width:100%;animation:fade .25s ease}.screen.active{display:block}@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.hero-card,.task-card{background:rgba(255,253,244,.92);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow);border-radius:var(--radius);padding:clamp(22px,4vw,44px);position:relative;overflow:hidden}.hero-card:before,.task-card:before{content:"";position:absolute;inset:0;background:linear-gradient(130deg,rgba(255,255,255,.55),transparent 45%);pointer-events:none}.start .hero-card,.final .hero-card{min-height:min(620px,82vh);display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.badge{display:inline-flex;background:var(--mint);color:var(--green-dark);border:1px solid rgba(47,92,69,.16);border-radius:999px;padding:8px 14px;font-weight:800;text-transform:uppercase;font-size:13px;letter-spacing:.08em}h1{font-size:clamp(44px,9vw,92px);line-height:.92;margin:22px 0 16px;color:var(--green-dark);letter-spacing:-.05em}h2{font-size:clamp(34px,6vw,64px);margin:18px 0;color:var(--green-dark);letter-spacing:-.04em}.lead{font-size:clamp(18px,2.5vw,25px);max-width:700px;line-height:1.35}.credit{position:absolute;right:24px;bottom:18px;font-size:14px;color:#66816d}.primary,.secondary,.ghost{border:0;border-radius:18px;padding:14px 22px;font-weight:850;font-size:17px;cursor:pointer;transition:.18s transform,.18s opacity,.18s background}.primary{background:var(--green-dark);color:white;box-shadow:0 10px 25px rgba(47,92,69,.22)}.secondary{background:var(--mint);color:var(--green-dark)}.ghost{background:rgba(255,255,255,.55);color:var(--green-dark);padding:10px 14px;font-size:14px}.primary:hover,.secondary:hover,.ghost:hover{transform:translateY(-1px)}button:disabled{opacity:.45;cursor:not-allowed;transform:none}.topbar{display:flex;gap:16px;align-items:center;margin-bottom:18px}.progress-wrap{flex:1}.progress-meta{display:flex;justify-content:space-between;font-weight:800;margin-bottom:8px}.progress{height:12px;background:rgba(255,255,255,.75);border-radius:999px;overflow:hidden}.progress div{height:100%;width:0;background:linear-gradient(90deg,var(--green),var(--green-dark));border-radius:999px;transition:.25s}.task-card{min-height:600px}.task-title{display:flex;gap:12px;align-items:flex-start;margin:0 0 18px}.num{background:var(--accent);border-radius:16px;padding:9px 13px;font-weight:900;color:#5a4320}.task-title h2{font-size:clamp(24px,4vw,42px);line-height:1.05;margin:0}.hint{background:#f7f2d6;border-left:5px solid var(--accent);padding:12px 14px;border-radius:14px;margin:12px 0}.options{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.chip{border:2px solid rgba(47,92,69,.18);background:white;border-radius:16px;padding:12px 16px;font-size:20px;font-weight:750;cursor:pointer;user-select:none}.chip.selected{background:var(--green-dark);border-color:var(--green-dark);color:white}.chip.good{background:#dff5e7;border-color:var(--good);color:var(--green-dark)}.chip.bad{background:#ffe2df;border-color:var(--bad);color:#7e2d2d}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:18px 0}.mini-card{background:white;border:2px solid rgba(47,92,69,.13);border-radius:20px;padding:16px}.mini-card h3{margin:0 0 10px;color:var(--green-dark)}.wordline{display:flex;flex-wrap:wrap;gap:24px 18px;margin:20px 0}.word{font-size:28px;background:white;border-radius:18px;padding:14px 16px;box-shadow:0 8px 22px rgba(47,92,69,.08)}.letter{display:inline-block;position:relative;padding:3px;cursor:pointer;border-radius:8px}.letter.selected{background:var(--mint);outline:2px solid var(--green)}.letter .sound{position:absolute;top:-24px;left:50%;transform:translateX(-50%);font-size:15px;font-weight:900;color:var(--green-dark);white-space:nowrap}.letter.target{background:#fff1b7}.table-task{width:100%;border-collapse:separate;border-spacing:0 10px}.table-task td,.table-task th{background:white;padding:12px;border-top:1px solid #e6eadc;border-bottom:1px solid #e6eadc}.table-task td:first-child,.table-task th:first-child{border-left:1px solid #e6eadc;border-radius:14px 0 0 14px}.table-task td:last-child,.table-task th:last-child{border-right:1px solid #e6eadc;border-radius:0 14px 14px 0}.select-row{display:grid;grid-template-columns:minmax(120px,160px) 1fr;gap:12px;align-items:center;margin:12px 0}.trans-btn{margin:4px}.text-sentence{font-size:22px;line-height:1.9}.click-word{display:inline-block;padding:4px 7px;border-radius:10px;cursor:pointer}.click-word.selected{background:var(--mint);outline:2px solid var(--green)}.explain{margin-top:12px;background:white;padding:14px;border-radius:16px;border:1px solid #e6eadc}.syllables{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.syllable-item{background:white;border-radius:14px;padding:10px;text-align:center}.syllable-item input{width:48px;padding:8px;border:2px solid #dde7d3;border-radius:10px;text-align:center;font-size:18px}.fill-text input{width:34px;text-align:center;border:0;border-bottom:3px solid var(--green);background:transparent;font-size:22px}.analysis-grid{display:grid;gap:12px}.analysis-row{display:grid;grid-template-columns:70px 1fr;gap:10px;align-items:center;background:white;border-radius:16px;padding:12px}.analysis-row select{width:100%;padding:11px;border:1px solid #dce7d2;border-radius:12px;background:#fff;font-size:15px}.feedback{min-height:52px;margin-top:20px;font-weight:800;border-radius:18px;padding:14px;display:none}.feedback.show{display:block}.feedback.ok{background:#def5e4;color:#226243}.feedback.no{background:#ffe2df;color:#7e2d2d}.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}.repeat-box{background:var(--mint);padding:18px;border-radius:20px;margin:18px 0;width:100%}.repeat-box li{margin:8px 0}@media(max-width:720px){.app{padding:12px}.hero-card,.task-card{border-radius:22px;padding:20px}.topbar{display:block}.ghost{margin-bottom:12px}.task-card{min-height:auto}.actions{position:sticky;bottom:10px;background:rgba(255,253,244,.84);backdrop-filter:blur(8px);padding:10px;border-radius:18px}.select-row{grid-template-columns:1fr}.word{font-size:24px}.chip{font-size:18px;padding:10px 12px}}

.answer-note{margin-top:10px;line-height:1.5;font-weight:700}.feedback b{font-weight:900}.no-syll{min-width:48px;height:48px;display:flex;align-items:center;justify-content:center;border:2px dashed #dce6d8;border-radius:12px;color:#96a999;font-weight:800;background:#f8fbf3;margin:0 auto 6px;}

.analysis-sentence{font-size:24px;font-weight:850;color:var(--green-dark);background:#fff;border:2px solid rgba(47,92,69,.12);border-radius:20px;padding:16px;margin:16px 0}.analysis-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px}.analysis-card{background:#fff;border:2px solid rgba(47,92,69,.13);border-radius:24px;padding:18px;box-shadow:0 10px 28px rgba(47,92,69,.06)}.analysis-word-title{font-size:34px;font-weight:950;color:var(--green-dark);margin-bottom:10px}.analysis-step{background:#fbfcf6;border-radius:18px;padding:14px;margin:12px 0}.choice-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.choice-pill{border:2px solid #dfe9d7;background:#fff;border-radius:14px;padding:10px 12px;font-weight:850;font-size:17px;cursor:pointer;text-align:left}.choice-pill.small{font-size:14px;padding:8px 10px}.choice-pill.selected{background:var(--green-dark);border-color:var(--green-dark);color:#fff}.choice-pill.good{background:#dff5e7;border-color:var(--good);color:var(--green-dark)}.choice-pill.bad{background:#ffe2df;border-color:var(--bad);color:#7e2d2d}.sound-table{display:grid;gap:10px;margin-top:10px}.sound-row{display:grid;grid-template-columns:82px 1fr;gap:10px;align-items:start;border:1px solid #e7eedf;border-radius:16px;padding:10px;background:#fff}.sound-letter{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-weight:950;color:var(--green-dark);font-size:20px;background:var(--mint);border-radius:14px;min-height:58px}.sound-letter span:last-child{font-size:17px;color:#222}.choice-row.compact{margin-top:0}@media(max-width:720px){.analysis-cards{grid-template-columns:1fr}.sound-row{grid-template-columns:1fr}.choice-pill.small{width:100%;}.analysis-word-title{font-size:30px}}