:root{--ink:#12202b;--paper:#f5f1e8;--cream:#fffaf0;--red:#ef5b4c;--red-dark:#c83d31;--teal:#2d7770;--gold:#f4b744;--line:rgba(18,32,43,.13)}
*{box-sizing:border-box}body{margin:0;background:#0f1a24;color:var(--ink);font-family:"DM Sans","Noto Sans JP",sans-serif;min-height:100vh}.app-shell{width:min(1500px,100%);min-height:100vh;margin:auto;background:var(--paper);display:flex;flex-direction:column}.topbar{height:90px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 clamp(22px,4vw,64px);border-bottom:1px solid var(--line)}.brand{display:flex;gap:11px;align-items:center;color:inherit;text-decoration:none;line-height:.9;font-size:15px;letter-spacing:.04em}.brand-mark{display:grid;place-items:center;width:43px;height:43px;background:var(--red);color:white;border-radius:14px 14px 14px 4px;font:700 22px "Noto Sans JP"}.lesson-title{text-align:center;display:flex;flex-direction:column;gap:5px}.eyebrow,.progress-meta,.word-kicker{font-size:11px;font-weight:700;letter-spacing:.15em;color:var(--red)}.stats{justify-self:end;display:flex;gap:10px}.stats span{background:#fff;padding:10px 13px;border:1px solid var(--line);border-radius:99px;font-size:13px}.progress-wrap{padding:17px clamp(22px,4vw,64px) 21px}.progress-meta{display:flex;justify-content:space-between;color:#69747d;margin-bottom:9px}.progress-track{height:6px;background:#ddd8cd;border-radius:9px;overflow:hidden}.progress-bar{height:100%;width:33.333%;background:var(--red);border-radius:9px;transition:width .45s cubic-bezier(.22,1,.36,1)}.game-card{display:grid;grid-template-columns:1.15fr .85fr;flex:1;margin:0 clamp(22px,4vw,64px) 22px;background:var(--cream);border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:0 22px 60px rgba(13,26,35,.12)}.scene-panel{position:relative;min-height:610px;overflow:hidden;background:#172735}.scene-panel img{width:100%;height:100%;object-fit:cover;position:absolute}.scene-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(9,20,30,.82) 100%)}.scene-caption{position:absolute;left:clamp(24px,4vw,60px);bottom:44px;color:white;max-width:460px}.scene-location{font-size:11px;font-weight:700;letter-spacing:.15em;color:#ffcf69}.scene-caption h1{font-size:clamp(35px,4vw,62px);line-height:.95;margin:12px 0 14px;letter-spacing:-.04em}.scene-caption p{margin:0;color:#d9e2e8}.audio-fab{position:absolute;right:24px;bottom:24px;width:62px;height:62px;border:0;border-radius:50%;background:var(--red);color:white;font-size:20px;cursor:pointer;box-shadow:0 10px 26px rgba(239,91,76,.38);transition:.2s}.audio-fab:hover{transform:scale(1.06)}.audio-fab.speaking{animation:pulse 1s infinite}@keyframes pulse{50%{box-shadow:0 0 0 15px rgba(239,91,76,.15)}}.lesson-panel{padding:clamp(28px,4vw,56px);display:flex;flex-direction:column}.speaker{display:flex;align-items:center;gap:12px}.avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#dce9e2;color:var(--teal);font:700 19px "Noto Sans JP"}.speaker div{display:flex;flex-direction:column}.speaker small{color:#7d878e}.sound-hint{margin-left:auto;font-size:11px;color:#7d878e}.dialogue{font:600 clamp(30px,3.1vw,52px)/1.6 "Noto Sans JP";letter-spacing:.01em;margin:28px 0 4px}.word{position:relative;color:var(--red-dark);border:0;background:#ffe1d8;padding:2px 8px;border-radius:8px;font:inherit;cursor:pointer;box-shadow:inset 0 -2px rgba(239,91,76,.15)}ruby rt{font-size:.32em;color:#7c625e;letter-spacing:.08em}.translation{color:#707a82;margin:2px 0 28px;font-size:15px}.challenge{margin-top:auto;border-top:1px solid var(--line);padding-top:25px}.challenge-head{display:flex;justify-content:space-between;font-size:10px;font-weight:700;letter-spacing:.15em;color:var(--teal)}.challenge h2{font-size:20px;margin:13px 0 17px}.answers{display:grid;gap:10px}.answer{border:1px solid var(--line);background:#fffdf7;color:var(--ink);padding:15px 18px;text-align:left;border-radius:13px;font:600 14px inherit;cursor:pointer;transition:.18s}.answer:hover{transform:translateX(3px);border-color:var(--teal)}.answer.correct{background:#dff2e8;border-color:#72b994}.answer.wrong{background:#fbe0dc;border-color:#e58378}.answer:disabled{cursor:default}.feedback{height:35px;padding-top:10px;font-size:13px;font-weight:600;color:var(--teal)}.next{float:right;border:0;background:var(--ink);color:white;padding:9px 14px;border-radius:9px;cursor:pointer}.footer-bar{height:54px;display:flex;justify-content:space-between;align-items:center;padding:0 clamp(22px,4vw,64px);font-size:11px;color:#6d777d}.footer-bar button{border:0;background:transparent;font:600 12px inherit;cursor:pointer;color:var(--ink)}.footer-bar b{background:var(--red);color:white;border-radius:12px;padding:2px 7px;margin-left:4px}.word-dialog{width:min(460px,calc(100vw - 28px));border:0;border-radius:22px;padding:30px;background:var(--cream);color:var(--ink);box-shadow:0 30px 90px rgba(0,0,0,.35)}.word-dialog::backdrop{background:rgba(7,15,22,.72);backdrop-filter:blur(8px)}.close{position:absolute;right:20px;top:16px;border:0;background:transparent;font-size:27px;cursor:pointer;color:#7b858c}.word-main{display:flex;justify-content:space-between;align-items:center;margin-top:15px}.word-main ruby{font:700 30px "Noto Sans JP"}.word-main p{margin:7px 0;color:#899197}.word-main button{border:0;width:46px;height:46px;border-radius:50%;background:#dce9e2;color:var(--teal);font-size:19px;cursor:pointer}.word-dialog h3{font-size:24px;margin:16px 0 8px}.word-dialog>p{color:#68737c;line-height:1.6}.example{background:#eee9dd;border-radius:14px;padding:16px;margin:20px 0}.example span{font-size:9px;font-weight:700;letter-spacing:.15em;color:var(--teal)}.example p{font-family:"Noto Sans JP";margin:8px 0 0}.save-word{width:100%;border:0;border-radius:12px;padding:15px;background:var(--red);color:white;font:700 14px inherit;cursor:pointer}.save-word.saved{background:var(--teal)}.deck-list{display:grid;gap:10px;margin-top:18px}.deck-item{display:flex;justify-content:space-between;align-items:center;padding:14px;background:#eee9dd;border-radius:12px}.deck-item b{font-family:"Noto Sans JP"}.deck-item span{color:#69747d;font-size:13px}.deck-empty{color:#77828a;text-align:center;padding:30px 0}
@media(max-width:850px){.topbar{height:76px;grid-template-columns:1fr auto}.lesson-title{display:none}.game-card{grid-template-columns:1fr;margin:0 14px 14px}.scene-panel{min-height:42vh}.lesson-panel{padding:26px}.dialogue{font-size:31px;margin-top:22px}.sound-hint{display:none}.footer-bar span{display:none}.footer-bar{justify-content:center}.stats span:last-child{display:none}}
@media(max-width:500px){.scene-caption h1{font-size:36px}.scene-caption{bottom:24px;left:24px}.scene-caption p{display:none}.scene-panel{min-height:320px}.topbar{padding:0 18px}.progress-wrap{padding:14px 18px 18px}.lesson-panel{padding:23px 20px}.dialogue{font-size:27px}.game-card{border-radius:20px}.stats span{padding:8px 10px}.answer{padding:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.hidden{display:none!important}.home-screen{flex:1;padding:clamp(45px,7vw,100px) clamp(22px,6vw,90px);background:radial-gradient(circle at 82% 10%,#f7d9c9 0,transparent 30%),var(--paper)}.home-copy{max-width:760px}.home-copy h1{font-size:clamp(46px,7vw,96px);line-height:.92;letter-spacing:-.06em;margin:18px 0 24px}.home-copy h1 em{color:var(--red);font-style:normal}.home-copy p{color:#66727a;font-size:18px;max-width:580px;line-height:1.6}.story-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:50px}.story-card{position:relative;min-height:330px;border:0;border-radius:24px;overflow:hidden;color:white;text-align:left;cursor:pointer;box-shadow:0 20px 50px rgba(18,32,43,.18);background:#182630;transition:.25s}.story-card:hover{transform:translateY(-6px);box-shadow:0 28px 64px rgba(18,32,43,.25)}.story-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.story-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(8,17,24,.92))}.story-card-content{position:absolute;z-index:1;left:28px;right:28px;bottom:25px}.story-card small{font-weight:700;letter-spacing:.13em;color:#ffd374}.story-card h2{font-size:30px;margin:8px 0}.story-card p{margin:0;color:#dce4e8}.story-progress{height:5px;background:rgba(255,255,255,.25);margin-top:18px;border-radius:5px;overflow:hidden}.story-progress i{display:block;height:100%;background:var(--red);border-radius:5px}.story-cta{position:absolute;right:28px;bottom:28px;z-index:2;width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:white;color:var(--ink);font-size:22px}@media(max-width:700px){.story-grid{grid-template-columns:1fr}.home-screen{padding-top:40px}.home-copy h1{font-size:50px}.story-card{min-height:300px}}
.scene-dialog{width:min(620px,calc(100vw - 28px));max-height:82vh}.scene-list{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:18px}.scene-jump{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:center;border:1px solid var(--line);background:#fffdf7;border-radius:12px;padding:11px;text-align:left;cursor:pointer;color:var(--ink)}.scene-jump:hover,.scene-jump.current{border-color:var(--red);background:#fff0e9}.scene-jump span:first-child{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#eee9dd;font-weight:700;font-size:12px}.scene-jump b{font-size:12px}.scene-jump small{display:block;color:#7d878e;margin-top:2px}.scene-panel[data-tone="station"] .scene-shade{background:linear-gradient(180deg,rgba(20,44,65,.18),rgba(9,20,30,.88))}.scene-panel[data-tone="store"] .scene-shade{background:linear-gradient(180deg,rgba(50,82,76,.12),rgba(9,28,26,.86))}@media(max-width:500px){.scene-list{grid-template-columns:1fr}}

/* AdikGenius link + star ratings */
.ag-back{align-self:center;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.12);color:inherit;font:700 12px/1 'DM Sans',sans-serif;text-decoration:none;white-space:nowrap}
.story-stars{display:flex;align-items:center;gap:8px;margin-top:6px;font:700 13px/1 'DM Sans',sans-serif}
.story-stars b{color:#f4b744;font-size:18px;letter-spacing:.08em;text-shadow:0 1px 0 rgba(0,0,0,.35)}
.story-stars em{font-style:normal;opacity:.8;font-size:12px}
.final-stars{color:#f4b744;font-size:26px;letter-spacing:.1em}