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strong{font-size:1.05rem}.home-practice-board .practice-task small{font-size:.78rem}.home-mission-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3px;margin-top:18px;border:3px solid var(--ink);background:var(--ink);box-shadow:5px 5px 0 var(--jade)}.home-mission-strip article{display:grid;gap:7px;min-height:120px;background:var(--paper-strong);padding:14px}.home-mission-strip span{width:28px;height:28px;display:grid;place-items:center;border:2px solid var(--ink);background:var(--ink);color:#ffd787;font-weight:950}.home-mission-strip strong{font-family:var(--font-display);font-size:1.25rem;line-height:1}.home-mission-strip small{color:var(--ink-soft);font-weight:820;line-height:1.35}.home-proof-panel,.home-daily-card{align-content:start}.home-route-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:24px 0 18px}.home-route-board a{display:grid;gap:8px;min-height:145px;border:3px solid 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small{color:var(--ink-soft);font-weight:800;line-height:1.45}.home-today-checklist{border:3px solid var(--ink);background:#fff5d8;padding:16px;box-shadow:5px 5px 0 var(--jade)}.home-today-checklist strong{display:block;font-family:var(--font-display);font-size:1.45rem;line-height:1}.home-today-checklist ol{display:grid;gap:8px;margin:12px 0 0;padding-left:1.2rem;color:var(--ink-soft);font-weight:850}.compact-stats strong{font-size:clamp(1.4rem,2.6vw,2.25rem)}.home-learning-flow{padding-top:18px}.home-explore-drawer{border:3px solid var(--ink);background:#fffaf0;box-shadow:5px 5px 0 var(--jade)}.home-explore-drawer>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:clamp(14px,3vw,18px);cursor:pointer;list-style-position:inside;font-weight:950}.home-explore-drawer>summary span{color:var(--muted);font-size:.78rem;text-transform:uppercase}.home-explore-drawer>summary strong{font-family:var(--font-display);font-size:clamp(1.4rem,3vw,2rem);line-height:1}.home-explore-drawer .practice-route-map{border:0;box-shadow:none;margin:0}.flow-lane{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:3px;border:3px solid var(--ink);background:var(--ink);box-shadow:var(--shadow)}.flow-lane article{display:grid;align-content:start;gap:10px;min-height:190px;background:var(--paper-strong);padding:18px}.flow-lane strong{font-family:var(--font-display);font-size:clamp(1.35rem,2.6vw,2rem);line-height:1}.flow-lane small{color:var(--ink-soft);font-weight:820;line-height:1.5}.image-card,.feature-panel{border:3px solid var(--ink);background:var(--paper-strong);box-shadow:var(--shadow)}.image-card{position:relative;display:block;text-decoration:none;overflow:hidden}.image-card img,.image-learning-card img,.article-image{display:block;width:100%;height:auto;object-fit:cover;background:#fff5d8}.hero-image-card img{aspect-ratio:4 / 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var(--red);margin-bottom:20px}.lesson-loop-copy,.lesson-loop-board{min-width:0}.lesson-loop-copy{display:grid;align-content:center;gap:16px;background:linear-gradient(135deg,#ffd78780,#fffaf0f0 44%,#eef8eff0),var(--paper-strong);padding:clamp(20px,4vw,40px)}.lesson-loop-copy h1{max-width:12ch;font-size:clamp(2.6rem,6vw,5.5rem);line-height:.88}.lesson-loop-copy .lede{max-width:64ch;margin:0;color:var(--ink-soft);font-size:1.05rem;font-weight:820;line-height:1.58}.lesson-target-line{border:3px solid var(--ink);background:var(--paper-strong);padding:14px;box-shadow:4px 4px 0 var(--jade)}.lesson-target-command{display:grid;grid-template-columns:1fr;gap:10px;align-items:stretch;margin:0 0 12px;padding:10px;border:3px solid var(--ink);background:#fff5d8;box-shadow:3px 3px 0 var(--red)}.lesson-target-command>div:first-child{display:flex;min-width:0;align-items:center;gap:8px}.lesson-target-command span{display:inline-grid;width:30px;height:30px;flex:0 0 auto;place-items:center;border:2px solid var(--ink);background:var(--paper-strong);color:var(--red);font-size:.82rem;font-weight:950}.lesson-target-command strong{min-width:0;font-family:var(--font-display);font-size:1.08rem;line-height:1}.lesson-target-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;align-items:center}.lesson-target-command .button{min-height:42px;white-space:normal}.lesson-target-line .ruby-line{margin:0}.study-mission-panel{display:grid;gap:12px;border:3px solid var(--ink);background:#fffaf0b8;padding:14px;box-shadow:4px 4px 0 var(--paper-strong)}.study-mission-copy{display:grid;gap:5px}.study-mission-copy h2{max-width:none;margin:0;font-size:clamp(1.65rem,3.4vw,2.7rem);line-height:.92}.study-mission-copy p:not(.eyebrow){margin:0;color:var(--ink-soft);font-weight:820;line-height:1.45}.study-action-dock{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0;padding:10px;border:3px solid var(--ink);background:#fff5d8;box-shadow:4px 4px 0 var(--jade)}.study-action-dock .button{width:100%;min-width:0;min-height:46px;padding-inline:10px;text-align:center}[data-study-mission-state=logged] .study-action-dock,[data-study-mission-state=recalled] .study-action-dock{background:#eef8ef}.study-mission-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px;margin:0;padding:0;list-style:none;border:3px solid var(--ink);background:var(--ink)}.study-mission-steps li{position:relative;display:grid;align-content:start;gap:7px;min-width:0;min-height:146px;background:var(--paper-strong);padding:12px}.study-mission-steps li.is-active{background:#fff5d8}.study-mission-steps li.is-complete{background:#eef8ef}.study-mission-steps span{width:fit-content;border:2px solid var(--ink);padding:3px 6px;color:var(--red);font-size:.72rem;font-weight:950;line-height:1}.study-mission-steps strong{font-family:var(--font-display);font-size:clamp(1.05rem,2vw,1.5rem);line-height:.95}.study-mission-steps 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var(--jade)}.lesson-board-card .ruby-line{margin:0}.lesson-board-card p:last-child{margin:0;color:var(--ink-soft);font-weight:820;line-height:1.5}.lesson-step-stack{display:grid;gap:8px}.lesson-step-stack article{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 10px;align-items:start;border:2px solid rgba(255,250,240,.24);background:#fffaf012;padding:12px}.lesson-step-stack span{grid-row:span 2;border:2px solid currentColor;padding:3px 6px;color:#ffd787;font-size:.74rem;font-weight:950;line-height:1}.lesson-step-stack strong{color:var(--paper-strong);font-family:var(--font-display);font-size:1.28rem;line-height:1}.lesson-step-stack small{color:#fffaf0c7;font-size:.88rem;font-weight:780;line-height:1.4}.lesson-control-strip{display:grid;grid-template-columns:minmax(0,.8fr) minmax(300px,1fr);gap:16px;align-items:center;margin-bottom:20px;border:3px solid var(--ink);background:var(--paper-strong);padding:14px 16px;box-shadow:5px 5px 0 var(--jade)}.lesson-control-strip p{margin:0;color:var(--ink-soft);font-weight:820;line-height:1.45}.lesson-control-strip .eyebrow{color:var(--red)}.lesson-control-strip .learning-controls{margin:0}.sentence-practice-deck{display:grid;gap:14px;margin:22px 0;scroll-margin-top:96px;border:3px solid var(--ink);background:#191611;color:var(--paper-strong);padding:clamp(12px,3vw,20px);box-shadow:5px 5px 0 var(--jade)}.sentence-practice-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,240px);gap:14px;align-items:stretch}.sentence-practice-head h2{margin:0;color:var(--paper-strong);font-size:clamp(2rem,4vw,3.5rem);line-height:.92}.sentence-practice-head p:not(.eyebrow){max-width:66ch;margin:6px 0 0;color:#fffaf0c7;font-weight:780}.sentence-lab-status{display:grid;align-content:center;gap:6px;border:2px solid var(--paper-strong);background:var(--paper-strong);color:var(--ink);padding:12px;box-shadow:4px 4px 0 var(--red)}.sentence-lab-status strong{font-family:var(--font-display);font-size:clamp(2rem,4vw,3.2rem);line-height:.9}.sentence-lab-status span{font-weight:900;text-transform:uppercase;font-size:.78rem}.sentence-lab-status .button{width:100%;justify-content:center}.sentence-lab-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.sentence-lab-steps li{display:grid;gap:5px;border:2px solid rgba(255,250,240,.28);background:#fffaf014;padding:10px}.sentence-lab-steps span,.sentence-practice-card .meta span:first-child{color:var(--gold);font-family:var(--font-display)}.sentence-lab-steps strong{color:var(--paper-strong);line-height:1.05}.sentence-lab-steps em{color:#fffaf0ad;font-style:normal;font-weight:760;line-height:1.3}.sentence-next-step{margin:0;border-left:5px solid var(--jade);background:#00978129;color:var(--paper-strong);padding:10px 12px;font-weight:900}.sentence-practice-grid{display:grid;gap:10px}.sentence-focus-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;border:2px solid rgba(255,250,240,.28);background:#fffaf014;padding:10px}.sentence-focus-copy{display:grid;gap:4px;min-width:0}.sentence-focus-copy strong{color:var(--paper-strong);font-family:var(--font-display);font-size:clamp(1.45rem,3vw,2.1rem);line-height:.95}.sentence-focus-copy p{margin:0;color:#fffaf0b8;font-weight:780;line-height:1.35}.sentence-focus-controls{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.sentence-focus-controls .button{min-height:40px}.sentence-focus-controls .button:disabled{cursor:not-allowed;opacity:.46;transform:none}.sentence-practice-card{display:grid;gap:12px;border:2px solid rgba(255,250,240,.28);background:#fff5d8;color:var(--ink);padding:clamp(12px,2.5vw,18px)}.sentence-practice-card[data-sentence-card-status=logged]{border-color:var(--jade);box-shadow:inset 6px 0 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solid var(--ink);background:var(--gold);padding:5px 8px;font-weight:950;text-transform:uppercase;font-size:.72rem;white-space:nowrap}.sentence-listen-row{grid-template-columns:auto minmax(0,1fr);border:2px solid var(--ink);background:#fffaf0;padding:8px}.sentence-listen-row p{margin:0;font-weight:840;color:var(--ink-soft);line-height:1.3}.sentence-practice-card .ruby-line{margin:0}.sentence-practice-actions{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.sentence-practice-actions .button{width:100%;justify-content:center}[data-sentence-lab-state=complete] .sentence-next-step{border-color:var(--gold);background:#dda63a29}.stat-strip,.progress-panel{border:3px solid var(--ink);background:var(--ink);color:var(--paper-strong);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:3px}.stat-strip div,.progress-panel div{padding:14px;background:#fffaf014}.stat-strip strong,.progress-panel 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var(--red)}.practice-route-map-compact .practice-route-intro h2{font-size:clamp(2rem,4vw,3.6rem)}.practice-manual-lanes{margin:0 16px 16px}.practice-route-map{display:grid;gap:16px;margin:20px 0;border:4px solid var(--ink);background:linear-gradient(135deg,#ffd7879e,#fffaf0f2 38%,#d5ecffa3),var(--paper-strong);padding:clamp(16px,3vw,28px);box-shadow:7px 7px 0 var(--red)}.practice-route-intro{display:grid;grid-template-columns:minmax(0,.62fr) minmax(280px,.78fr);gap:14px;align-items:end}.practice-route-intro h2{max-width:12ch;margin:0;font-size:clamp(2.25rem,6vw,5rem);line-height:.9}.practice-route-intro p:last-child{margin:0;color:var(--ink-soft);font-size:1rem;font-weight:840;line-height:1.55}.practice-lane-grid{display:grid;grid-template-columns:minmax(0,1.1fr) repeat(2,minmax(230px,.82fr));gap:3px;border:3px solid var(--ink);background:var(--ink)}.practice-lane-card{display:grid;align-content:start;gap:12px;min-width:0;min-height:310px;background:var(--paper-strong);padding:clamp(16px,3vw,24px)}.practice-lane-card.is-primary{background:#191611;color:var(--paper-strong)}.practice-lane-card.is-primary .eyebrow{color:#ffd787}.practice-lane-card h3{margin:0;font-family:var(--font-display);font-size:clamp(1.8rem,4vw,3.2rem);line-height:.92}.practice-lane-card p{margin:0;color:var(--ink-soft);font-weight:790;line-height:1.5}.practice-lane-card.is-primary p{color:#fffaedc2}.practice-lane-card .ruby-line{margin:0;box-shadow:none}.practice-lane-card.is-primary .hanzi-token,.practice-lane-card.is-primary .hanzi-punctuation{color:var(--paper-strong)}.practice-lane-card.is-primary .hanzi-token:hover{background:#fffaed1f}.practice-lane-card.is-primary .translation{color:#fffaedc7}.practice-lane-card .button-row{margin-top:auto}.practice-lane-card strong[data-quiz-due-count],.practice-lane-card 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var(--red)}.practice-task-stack{display:grid;align-content:start;gap:10px;background:#191611;color:var(--paper-strong);padding:clamp(14px,3vw,22px)}.practice-task-stack-head{display:flex;align-items:end;justify-content:space-between;gap:12px}.practice-task-stack-head .eyebrow{color:var(--red)}.practice-task-stack-head span{color:#ffd787;font-size:.82rem;font-weight:950;text-transform:uppercase}.practice-task-list{display:grid;gap:8px}.practice-task{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;gap:10px;border:2px solid rgba(255,250,240,.24);background:#fffaf012;color:var(--paper-strong);padding:11px;text-decoration:none}.practice-task.is-active{border-color:var(--paper-strong);background:#fff5d8;color:var(--ink);box-shadow:4px 4px 0 var(--red)}.practice-task.is-done{border-color:#78cd9db3}.practice-task em{border:2px solid currentColor;padding:3px 6px;color:inherit;font-style:normal;font-weight:950;line-height:1}.practice-task 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.today-session-copy{min-height:0}body[data-design-system=mandarin-immersion-v4] .today-line-card{min-height:420px}body[data-design-system=mandarin-immersion-v4] .lesson-step-rail{display:none}body[data-design-system=mandarin-immersion-v4] .home-v4-skill-strip,body[data-design-system=mandarin-immersion-v4] .today-v4-flow,body[data-design-system=mandarin-immersion-v4] .today-session-stats,body[data-design-system=mandarin-immersion-v4] .release0-goal-grid,body[data-design-system=mandarin-immersion-v4] .front-door-loop,body[data-design-system=mandarin-immersion-v4] .trust-note-grid,body[data-design-system=mandarin-immersion-v4] .picture-line-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body[data-design-system=mandarin-immersion-v4] .first-week-rail{grid-auto-columns:minmax(300px,88vw)}body[data-design-system=mandarin-immersion-v4] .first-week-rail .release0-week-card{scroll-snap-align:start}}@media(max-width:720px){body[data-design-system=mandarin-immersion-v4]{--content: min(100% - 24px, 1120px);background-size:auto,56px 56px,56px 56px}body[data-design-system=mandarin-immersion-v4] .site-header{position:static}body[data-design-system=mandarin-immersion-v4] .front-door-stage{min-height:auto;gap:14px;padding-top:16px}body[data-design-system=mandarin-immersion-v4] .lesson-ticket{order:1}body[data-design-system=mandarin-immersion-v4] .front-door-copy{order:2;padding:8px 0 0}body[data-design-system=mandarin-immersion-v4] .front-door-copy h1,body[data-design-system=mandarin-immersion-v4] .today-session-copy h1{max-width:13ch;font-size:clamp(2.35rem,12vw,3.35rem)}body[data-design-system=mandarin-immersion-v4] .lesson-ticket-scene,body[data-design-system=mandarin-immersion-v4] .lesson-ticket-scene img{min-height:260px}body[data-design-system=mandarin-immersion-v4] .lesson-ticket>.ruby-line .hanzi-token ruby{font-size:clamp(1.8rem,9vw,2.5rem)}body[data-design-system=mandarin-immersion-v4] .audio-console,body[data-design-system=mandarin-immersion-v4] .home-action-dock,body[data-design-system=mandarin-immersion-v4] .home-v4-skill-strip,body[data-design-system=mandarin-immersion-v4] .today-session-actions,body[data-design-system=mandarin-immersion-v4] .today-v4-flow,body[data-design-system=mandarin-immersion-v4] .today-session-stats,body[data-design-system=mandarin-immersion-v4] .release0-goal-grid,body[data-design-system=mandarin-immersion-v4] .front-door-loop,body[data-design-system=mandarin-immersion-v4] .trust-note-grid,body[data-design-system=mandarin-immersion-v4] .picture-line-grid{grid-template-columns:1fr}body[data-design-system=mandarin-immersion-v4] .home-action-dock,body[data-design-system=mandarin-immersion-v4] .today-session-actions{display:grid}body[data-design-system=mandarin-immersion-v4] .today-line-card{min-height:380px}body[data-design-system=mandarin-immersion-v4] .today-line-lesson strong{font-size:clamp(3.25rem,17vw,5rem)}body[data-design-system=mandarin-immersion-v4] .today-console-card{padding:16px}}body[data-interface-system=mandarin-lesson-app-v5]{--ink: #171c1a;--ink-soft: #37423f;--muted: #68736e;--paper: #f6f0e4;--paper-strong: #fffaf0;--line: rgba(23, 28, 26, .12);--jade: #0c6d5d;--jade-dark: #083f37;--red: #d65b43;--blue: #265f8e;--gold: #c4891f;--rose: #b84e63;--cream: #fff8ea;--ink-panel: #111d1a;--content: min(1180px, calc(100vw - 32px) );background:linear-gradient(180deg,#fffaf0 0,#f7f1e6 52%,#eef6ef),linear-gradient(90deg,rgba(23,28,26,.04) 1px,transparent 1px);background-size:auto,72px 72px;color:var(--ink)}body[data-interface-system=mandarin-lesson-app-v5] .site-shell{width:var(--content)}body[data-interface-system=mandarin-lesson-app-v5] .site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(23,28,26,.08);background:#fffaf0e6;box-shadow:0 10px 28px #171c1a0f;backdrop-filter:blur(18px)}body[data-interface-system=mandarin-lesson-app-v5] .header-inner{width:min(1240px,calc(100vw - 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a[aria-current=page],body[data-interface-system=mandarin-lesson-app-v5] .nav-more summary:hover,body[data-interface-system=mandarin-lesson-app-v5] .nav-more[open] summary,body[data-interface-system=mandarin-lesson-app-v5] .nav-more[data-nav-more-active=true] summary{border-color:#0c6d5d29;background:#eaf6ef;color:var(--jade-dark)}body[data-interface-system=mandarin-lesson-app-v5] .header-lesson-chip{min-width:168px;border:1px solid rgba(214,91,67,.18);border-radius:8px;background:#fff2dd;box-shadow:none}body[data-interface-system=mandarin-lesson-app-v5] .button,body[data-interface-system=mandarin-lesson-app-v5] .speak-button{min-height:46px;border-radius:8px;font-weight:840}body[data-interface-system=mandarin-lesson-app-v5] .button.release0-primary,body[data-interface-system=mandarin-lesson-app-v5] .button.primary,body[data-interface-system=mandarin-lesson-app-v5] .studio-primary-action{border-color:transparent;background:#fff8ea;color:var(--ink);box-shadow:inset 0 -2px #171c1a2e,0 12px 26px #00000029}body[data-interface-system=mandarin-lesson-app-v5] .button.secondary,body[data-interface-system=mandarin-lesson-app-v5] .button.release0-secondary,body[data-interface-system=mandarin-lesson-app-v5] .button.ghost{background:#fffaf0e6;color:var(--ink)}body[data-interface-system=mandarin-lesson-app-v5] .release0-kicker,body[data-interface-system=mandarin-lesson-app-v5] .eyebrow,body[data-interface-system=mandarin-lesson-app-v5] .studio-kicker,body[data-interface-system=mandarin-lesson-app-v5] .tag{border:1px solid rgba(12,109,93,.15);border-radius:8px;background:#eaf6ef;color:var(--jade-dark);font-size:.76rem;font-weight:860;letter-spacing:0;text-transform:none}body[data-interface-system=mandarin-lesson-app-v5] .home-lesson-app-v5{padding-bottom:48px}body[data-interface-system=mandarin-lesson-app-v5] .home-v5-stage{min-height:calc(100svh - 84px);grid-template-columns:minmax(360px,1.02fr) minmax(0,.98fr);gap:0;align-items:stretch;border:1px solid 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.home-v5-player .lesson-ticket-scene img{min-height:330px;object-position:center bottom;opacity:.42;filter:blur(5px) saturate(.72) contrast(.86);transform:scale(1.62);transform-origin:center bottom}body[data-interface-system=mandarin-lesson-app-v5] .home-v5-player .lesson-ticket-scene:after{background:linear-gradient(180deg,#111d1a33,#111d1ad1),linear-gradient(90deg,#111d1a9e,#111d1a14 62%)}body[data-interface-system=mandarin-lesson-app-v5] .lesson-scene-message{border:1px solid rgba(255,248,234,.22);background:#fffaf0f0}body[data-interface-system=mandarin-lesson-app-v5] .lesson-scene-message strong{font-size:4.2rem}body[data-interface-system=mandarin-lesson-app-v5] .home-v5-player>.ruby-line{border:1px solid rgba(255,248,234,.16);background:#fff8eaf0}body[data-interface-system=mandarin-lesson-app-v5] .audio-console{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.8fr) minmax(0,.95fr);gap:8px}body[data-interface-system=mandarin-lesson-app-v5] .lesson-console-note{border-left-color:#f0c97b;color:#efe8db}body[data-interface-system=mandarin-lesson-app-v5] .home-v5-action-rail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}body[data-interface-system=mandarin-lesson-app-v5] .home-v5-action-rail span{border:1px solid rgba(255,248,234,.16);border-radius:8px;background:#fff8ea14;color:#fff8ea;font-size:.78rem;font-weight:820;padding:9px;text-align:center}body[data-interface-system=mandarin-lesson-app-v5] .front-door-copy{display:grid;align-content:center;gap:18px;border:0;background:transparent;box-shadow:none;padding:clamp(22px,4vw,54px)}body[data-interface-system=mandarin-lesson-app-v5] .front-door-copy h1{max-width:12ch;margin:0;color:#fff8ea;font-family:var(--font-display);font-size:4.7rem;font-weight:700;line-height:.96}body[data-interface-system=mandarin-lesson-app-v5] .front-door-copy .release0-lede,body[data-interface-system=mandarin-lesson-app-v5] .front-door-copy .release0-note{max-width:35rem;color:#fff8eac7}body[data-interface-system=mandarin-lesson-app-v5] .front-door-copy .release0-kicker{border-color:#fff8ea33;background:#fff8ea1a;color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .home-v4-skill-strip p{border:1px solid rgba(255,248,234,.14);border-radius:8px;background:#fff8ea14;padding:12px}body[data-interface-system=mandarin-lesson-app-v5] .home-v4-skill-strip strong{color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .home-v4-skill-strip span{color:#fff8eaad}body[data-interface-system=mandarin-lesson-app-v5] .front-door-flow{display:none}body[data-interface-system=mandarin-lesson-app-v5] .front-door-band,body[data-interface-system=mandarin-lesson-app-v5] .front-door-panel{border:0;background:transparent;box-shadow:none;padding-block:34px}body[data-interface-system=mandarin-lesson-app-v5] .front-door-split{align-items:stretch;border-top:1px solid rgba(23,28,26,.1);padding-top:18px}body[data-interface-system=mandarin-lesson-app-v5] .goal-board a,body[data-interface-system=mandarin-lesson-app-v5] .release0-week-card,body[data-interface-system=mandarin-lesson-app-v5] .picture-line-grid article,body[data-interface-system=mandarin-lesson-app-v5] .trust-note-grid p,body[data-interface-system=mandarin-lesson-app-v5] .expression-strip a{border:1px solid rgba(23,28,26,.1);background:#fffaf0c7}body[data-interface-system=mandarin-lesson-app-v5] .today-lesson-app-v5{padding:24px 0 64px}body[data-interface-system=mandarin-lesson-app-v5] .today-v5-session{grid-template-columns:minmax(360px,.95fr) minmax(0,1.05fr);gap:0;align-items:stretch;border:1px solid rgba(23,28,26,.12);border-radius:8px;background:var(--ink-panel);box-shadow:0 30px 80px #171c1a2e;overflow:hidden}body[data-interface-system=mandarin-lesson-app-v5] .today-v5-player,body[data-interface-system=mandarin-lesson-app-v5] .today-line-card{order:0;min-height:560px;border:0;border-radius:0;background:#172720;box-shadow:none}body[data-interface-system=mandarin-lesson-app-v5] .today-line-scene img{object-position:center bottom;opacity:.42;filter:blur(5px) saturate(.72) contrast(.86);transform:scale(1.62);transform-origin:center bottom}body[data-interface-system=mandarin-lesson-app-v5] .today-line-card:after{background:linear-gradient(180deg,#111d1a2e,#111d1adb),linear-gradient(90deg,#111d1a8a,#111d1a14 58%)}body[data-interface-system=mandarin-lesson-app-v5] .today-line-lesson{border:1px solid rgba(255,248,234,.22);background:#fffaf0f2}body[data-interface-system=mandarin-lesson-app-v5] .today-line-lesson strong{font-size:5.8rem}body[data-interface-system=mandarin-lesson-app-v5] .today-session-copy{min-height:560px;align-content:center;border:0;background:transparent;color:#fff8ea;padding:clamp(22px,4vw,52px)}body[data-interface-system=mandarin-lesson-app-v5] .today-session-copy h1{max-width:13ch;color:#fff8ea;font-family:var(--font-display);font-size:4.4rem;font-weight:700;line-height:.98}body[data-interface-system=mandarin-lesson-app-v5] .today-session-copy .release0-lede{max-width:36rem;color:#fff8eac2}body[data-interface-system=mandarin-lesson-app-v5] .today-session-copy .release0-kicker{border-color:#fff8ea33;background:#fff8ea1a;color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .today-v5-action-rail{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;max-width:none}body[data-interface-system=mandarin-lesson-app-v5] .today-v5-action-rail a{border-color:#fff8ea24;background:#fff8ea14;color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .today-v5-action-rail span,body[data-interface-system=mandarin-lesson-app-v5] .today-v5-action-rail strong{color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .today-session-stats p{border-top-color:#f0c97bb3}body[data-interface-system=mandarin-lesson-app-v5] .today-session-stats strong{color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .today-session-stats span{color:#fff8eaa8}body[data-interface-system=mandarin-lesson-app-v5] .today-studio-grid-v3{grid-template-columns:128px minmax(0,1fr);gap:14px;margin-top:18px}body[data-interface-system=mandarin-lesson-app-v5] .today-console-card,body[data-interface-system=mandarin-lesson-app-v5] .practice-studio-main,body[data-interface-system=mandarin-lesson-app-v5] .practice-status-drawer{border:1px solid rgba(23,28,26,.1);background:#fffaf0d6}body[data-interface-system=mandarin-lesson-app-v5] .practice-lesson-app-v5{grid-template-columns:minmax(0,1fr);padding:24px 0 70px}body[data-interface-system=mandarin-lesson-app-v5] .practice-studio-main{border-radius:8px;background:linear-gradient(135deg,#111d1afa,#18302afa);color:#fff8ea;box-shadow:0 30px 80px #171c1a2e;padding:clamp(18px,3vw,34px)}body[data-interface-system=mandarin-lesson-app-v5] .practice-command-copy h1,body[data-interface-system=mandarin-lesson-app-v5] .practice-recall-dock h2{color:#fff8ea;font-family:var(--font-display);font-weight:700}body[data-interface-system=mandarin-lesson-app-v5] .practice-command-copy .lede{color:#fff8eab8}body[data-interface-system=mandarin-lesson-app-v5] .practice-v5-review-stack{display:grid;grid-template-columns:repeat(5,minmax(145px,1fr));gap:8px;overflow-x:auto}body[data-interface-system=mandarin-lesson-app-v5] .practice-v5-review-stack article{min-width:145px;border:1px solid rgba(255,248,234,.16);background:#fff8eaf0}body[data-interface-system=mandarin-lesson-app-v5] .practice-recall-dock{border-color:#f0c97b47;background:#fff8ea1a;color:#fff8ea}body[data-interface-system=mandarin-lesson-app-v5] .practice-recall-dock p{color:#fff8eab8}body[data-interface-system=mandarin-lesson-app-v5] .practice-status-drawer{background:#fff8eaeb}@media(max-width:980px){body[data-interface-system=mandarin-lesson-app-v5] 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strong[lang=zh-Hans]{color:var(--guide-coral);font-size:clamp(2.1rem,4.2vw,3.4rem);line-height:.96}body[data-experience-system=mandarin-field-guide-v6] .usage-decision-grid small{color:var(--guide-trail-dark);font-weight:780}body[data-experience-system=mandarin-field-guide-v6] .usage-decision-grid .ruby-line{display:grid;gap:8px;border:1px solid rgba(13,122,97,.12);border-radius:8px;background:#f5fbf7;padding:12px}body[data-experience-system=mandarin-field-guide-v6] .practice-status-drawer,body[data-experience-system=mandarin-field-guide-v6] .daily-quest-card,body[data-experience-system=mandarin-field-guide-v6] .practice-next-card,body[data-experience-system=mandarin-field-guide-v6] .studio-section,body[data-experience-system=mandarin-field-guide-v6] .studio-drawer,body[data-experience-system=mandarin-field-guide-v6] .quest-deep-dive-drawer{border-color:var(--guide-line);border-radius:8px;background:#fffffbdb;box-shadow:none}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-v6{display:grid;grid-template-columns:minmax(310px,.9fr) minmax(0,1.1fr);gap:16px;width:min(1160px,calc(100vw - 30px));margin:24px auto 36px;border:1px solid var(--guide-line);border-radius:8px;background:linear-gradient(90deg,rgba(49,90,145,.07) 1px,transparent 1px),linear-gradient(180deg,var(--guide-surface),#f7fbff);background-size:38px 38px,auto;box-shadow:var(--guide-shadow);overflow:hidden;padding:14px}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-copy,body[data-experience-system=mandarin-field-guide-v6] .translator-intent-console-v6{border:1px solid var(--guide-line);border-radius:8px;background:#fffffbe6;color:var(--guide-ink)}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-copy{display:grid;align-content:center;gap:16px;min-height:430px;background:radial-gradient(circle at 16% 18%,rgba(242,199,95,.34),transparent 12rem),linear-gradient(180deg,#d9eef78a,#fffffbf0);padding:clamp(22px,4vw,42px)}body[data-experience-system=mandarin-field-guide-v6] .field-guide-kicker{width:fit-content;border:1px solid rgba(13,122,97,.18);border-radius:999px;background:#0d7a6117;color:var(--guide-trail-dark);font-size:.74rem;font-weight:900;letter-spacing:.02em;padding:6px 10px;text-transform:uppercase}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-copy h1{max-width:12ch;margin:0;color:var(--guide-ink);font-family:var(--font-display);font-size:clamp(2.55rem,5.6vw,4.8rem);line-height:.98}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-copy .lede{max-width:58ch;margin:0;color:var(--guide-soft);font-weight:760;line-height:1.5}body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-actions,body[data-experience-system=mandarin-field-guide-v6] .translator-intent-actions{display:flex;flex-wrap:wrap;gap:10px}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-console-v6{display:grid;gap:14px;align-content:stretch;border-left:8px solid var(--guide-trail);background:linear-gradient(180deg,#f5d8e285,#fffffbf0),var(--guide-surface);padding:clamp(18px,3vw,28px)}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-ticket{display:grid;gap:10px;border:1px dashed rgba(13,122,97,.28);border-radius:8px;background:#f6fbf7;padding:16px}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-ticket span,body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid article>span{color:var(--guide-trail-dark);font-size:.74rem;font-weight:900;text-transform:uppercase}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-ticket strong{color:var(--guide-ink);font-size:clamp(1.7rem,3vw,2.35rem);line-height:1.04}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-ticket p,body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid article p{margin:0;color:var(--guide-soft);font-weight:740;line-height:1.42}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-line{display:grid;gap:14px;align-content:center;min-height:230px;border:1px solid var(--guide-line);border-radius:8px;background:var(--guide-surface);padding:clamp(16px,3vw,24px)}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-line .ruby-line{display:grid;gap:10px;margin:0}body[data-experience-system=mandarin-field-guide-v6] .translator-intent-line .hanzi-token ruby,body[data-experience-system=mandarin-field-guide-v6] .translator-intent-line .hanzi-punctuation{font-size:clamp(2.15rem,5.2vw,4rem)}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-v6{background:linear-gradient(90deg,rgba(13,122,97,.06) 1px,transparent 1px),#fffffbdb;background-size:36px 36px,auto}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid article{display:grid;gap:12px;min-width:0;min-height:245px;border:1px solid var(--guide-line);border-top:7px solid var(--guide-indigo);border-radius:8px;background:var(--guide-surface);color:var(--guide-ink);padding:16px}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid article.is-target{border-top-color:var(--guide-trail);background:linear-gradient(180deg,#0d7a6114,#fffffbf5)}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid .ruby-line{display:grid;gap:8px;margin:0}body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid .hanzi-token ruby,body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid .hanzi-punctuation{font-size:clamp(1.45rem,3.2vw,2.2rem)}body[data-experience-system=mandarin-field-guide-v6] .translator-route-map-v6{display:grid;gap:18px}body[data-experience-system=mandarin-field-guide-v6] .translator-route-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}body[data-experience-system=mandarin-field-guide-v6] .translator-route-strip a{display:grid;gap:8px;min-height:118px;border:1px solid var(--guide-line);border-top:7px solid var(--guide-trail);border-radius:8px;background:var(--guide-surface);color:var(--guide-ink);padding:13px;text-decoration:none}body[data-experience-system=mandarin-field-guide-v6] .translator-route-strip a:nth-child(2){border-top-color:var(--guide-indigo)}body[data-experience-system=mandarin-field-guide-v6] .translator-route-strip 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.field-guide-route-map-v6,body[data-experience-system=mandarin-field-guide-v6] .usage-decision-grid,body[data-experience-system=mandarin-field-guide-v6] .translator-variant-board-grid,body[data-experience-system=mandarin-field-guide-v6] .translator-route-strip{grid-template-columns:repeat(2,minmax(0,1fr))}body[data-experience-system=mandarin-field-guide-v6] .today-line-card{order:0}body[data-experience-system=mandarin-field-guide-v6] .today-session-copy{order:1}}@media(max-width:720px){body[data-experience-system=mandarin-field-guide-v6] .site-header{position:static}body[data-experience-system=mandarin-field-guide-v6] .site-shell{width:min(100% - 22px,1160px)}body[data-experience-system=mandarin-field-guide-v6] .home-v5-stage,body[data-experience-system=mandarin-field-guide-v6] .today-v5-session,body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-v6{margin-top:12px;padding:10px}body[data-experience-system=mandarin-field-guide-v6] .front-door-copy,body[data-experience-system=mandarin-field-guide-v6] .today-session-copy,body[data-experience-system=mandarin-field-guide-v6] .practice-studio-main,body[data-experience-system=mandarin-field-guide-v6] .translator-field-guide-copy,body[data-experience-system=mandarin-field-guide-v6] .translator-intent-console-v6{padding:18px}body[data-experience-system=mandarin-field-guide-v6] .front-door-copy h1,body[data-experience-system=mandarin-field-guide-v6] .today-session-copy h1,body[data-experience-system=mandarin-field-guide-v6] .practice-command-copy h1{font-size:2.55rem;line-height:1.02}body[data-experience-system=mandarin-field-guide-v6] .lesson-scene-message strong,body[data-experience-system=mandarin-field-guide-v6] .field-guide-callout-v6 strong{font-size:3.35rem}body[data-experience-system=mandarin-field-guide-v6] .field-guide-passport-v6:after{display:none}body[data-experience-system=mandarin-field-guide-v6] .lesson-ticket-top{padding-right:0}body[data-experience-system=mandarin-field-guide-v6] .home-v5-player .lesson-ticket-scene,body[data-experience-system=mandarin-field-guide-v6] .home-v5-player .lesson-ticket-scene img{min-height:246px}body[data-experience-system=mandarin-field-guide-v6] .today-line-card,body[data-experience-system=mandarin-field-guide-v6] .today-session-copy{min-height:0}body[data-experience-system=mandarin-field-guide-v6] .today-line-card{min-height:330px}body[data-experience-system=mandarin-field-guide-v6] .audio-console,body[data-experience-system=mandarin-field-guide-v6] .home-v5-action-rail,body[data-experience-system=mandarin-field-guide-v6] .home-v4-skill-strip,body[data-experience-system=mandarin-field-guide-v6] .today-session-actions,body[data-experience-system=mandarin-field-guide-v6] .today-v5-action-rail,body[data-experience-system=mandarin-field-guide-v6] .today-session-stats,body[data-experience-system=mandarin-field-guide-v6] 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h1{font-size:2.55rem;line-height:1.02}body[data-experience-system=mandarin-field-guide-v6] .today-studio-grid-v3{grid-template-columns:1fr}body[data-experience-system=mandarin-field-guide-v6] .lesson-step-rail{display:grid;grid-template-columns:repeat(5,minmax(88px,1fr));overflow-x:auto}body[data-experience-system=mandarin-field-guide-v6] .field-guide-review-cards-v6{grid-template-columns:repeat(5,minmax(178px,1fr))}}@media(max-width:720px){.quiz-focused-session-panel{grid-template-columns:1fr;align-items:stretch}.quiz-focused-session-badge{min-width:0}.quiz-focused-session-actions{display:grid;justify-content:stretch}}.reviewed-practice-queue{grid-column:1 / -1;margin-top:1rem;padding:clamp(1rem,2vw,1.35rem);border:1px solid rgba(35,44,58,.12);background:linear-gradient(135deg,#fffffff0,#f4f9f6e6),radial-gradient(circle at 12% 10%,rgba(221,81,55,.11),transparent 28%),radial-gradient(circle at 88% 0%,rgba(30,105,134,.12),transparent 30%);box-shadow:0 18px 48px 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b{background:#2b7f5e1f;color:#275c46}@media(max-width:980px){.reviewed-practice-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.reviewed-practice-head{display:grid;align-items:start}.reviewed-practice-head>strong{width:max-content}.reviewed-practice-list{grid-template-columns:1fr}}