@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/cd79e1ff94fa521b-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/89362aa296165c6d-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/e11f95d95ac59fa4-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/2173e4bb28c315da-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/c6f81e539d11fc99-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/25ab8995c98996d7-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/9ddf1512dbee9c99-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/8247d8d2a376ae43-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Be Vietnam Pro;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/e270c9fc4fe96f5a-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Be Vietnam Pro Fallback;src:local("Arial");ascent-override:90.61%;descent-override:24.01%;line-gap-override:0.00%;size-adjust:110.36%}.__className_d3930f{font-family:Be Vietnam Pro,Be Vietnam Pro Fallback;font-style:normal}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/3d165c286d94e27c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/e54d16b9f2c4535b-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/7c21074d9bafed1b-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/916860560b9a2bc2-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/591e43f23f51e5a5-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/97ac91773d3121b2-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/3d165c286d94e27c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/e54d16b9f2c4535b-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/7c21074d9bafed1b-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/916860560b9a2bc2-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/591e43f23f51e5a5-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/97ac91773d3121b2-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:"Source Serif 4 Fallback";src:local("Times New Roman");ascent-override:87.87%;descent-override:28.41%;line-gap-override:0.00%;size-adjust:117.91%}.__className_d5f2f7{font-family:"Source Serif 4","Source Serif 4 Fallback";font-style:normal}.__variable_d5f2f7{--font-serif:"Source Serif 4","Source Serif 4 Fallback"}:root{color-scheme:light;--paper:#f3f6f8;--ink:#12263a;--muted:#5b6b7c;--card:#ffffff;--line:#d5dee6;--terra:#0f6d66;--terra-dark:#0c5752;--moss:#1a7a4c;--gold:#d7a441;--shadow:0 18px 40px rgba(18,38,58,0.1);--on-ink:#f3f6f8;--on-accent:#ffffff;--bg-top:#e8eef3;--bg-bottom:#eef3f6;--glow:rgba(15,109,102,0.14);--header:rgba(243,246,248,0.92);--banner:#e4f3f1;--banner-line:#b7d9d5;--banner-ink:#0c5752;--input:#ffffff;--bar:#e4ebf0;--dot:#d5dee6;--speak:linear-gradient(180deg,#ffffff,#e8f4f2);--write:linear-gradient(180deg,#ffffff,#e8eef4);--role-on:#e7f4f2;--ok-line:#b7d2bc;--warn-line:#d4c4a0}html[data-theme=dark]{color-scheme:dark;--paper:#0b1520;--ink:#e8eef4;--muted:#9aa8b6;--card:#122033;--line:#2a3d52;--terra:#2dd4bf;--terra-dark:#5eead4;--moss:#7cb389;--gold:#e0b85a;--shadow:0 18px 40px rgba(0,0,0,0.4);--on-ink:#0b1520;--on-accent:#0b1520;--bg-top:#0e1a28;--bg-bottom:#081018;--glow:rgba(45,212,191,0.12);--header:rgba(11,21,32,0.92);--banner:#14302e;--banner-line:#1f5c56;--banner-ink:#99f6e4;--input:#0e1a28;--bar:#1a2c40;--dot:#2a3d52;--speak:linear-gradient(180deg,#122033,#14302e);--write:linear-gradient(180deg,#122033,#152436);--role-on:#14302e;--ok-line:#4a7a52;--warn-line:#6a5a38}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{font-family:Be Vietnam Pro,sans-serif;color:var(--ink);background:radial-gradient(circle at top right,var(--glow),transparent 28%),linear-gradient(180deg,var(--bg-top) 0,var(--paper) 40%,var(--bg-bottom) 100%)}#app,.app-shell{width:min(920px,calc(100% - 32px));margin:0 auto;padding:32px 0 64px}.card .phrase,.card .source-text,.practice-top h2,.top h1{font-family:var(--font-serif),"Source Serif 4",Georgia,serif}.eyebrow{margin:0 0 8px;letter-spacing:.12em;text-transform:uppercase;font-size:.72rem;color:var(--terra);font-weight:700}h1{margin:0;font-size:clamp(2rem,5vw,3.3rem);line-height:1.05;font-weight:600}.lead{max-width:38rem;color:var(--muted);font-size:1.05rem}.stats{display:flex;gap:18px;margin:28px 0 8px}.stats div{background:var(--card);border:1px solid var(--line);border-radius:18px;min-width:110px;padding:14px 16px;box-shadow:var(--shadow)}.stats strong{display:block;font-size:1.4rem}.mode-card span,.stats span,.unit p{color:var(--muted)}.modes{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px;margin:28px 0 36px}.card,.mode-card,.result,.unit{background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.mode-card{display:flex;flex-direction:column;gap:8px;text-align:left;padding:22px;cursor:pointer}.mode-card.speak{background:var(--speak)}.mode-card.write{background:var(--write)}.mode-kicker{font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--terra)}.mode-card strong,.result-head strong,.unit h3{font-size:1.25rem}.section-title{margin:0 0 14px;font-size:1rem}.unit+.section-title,.units+.section-title{margin-top:40px}.units{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:16px;gap:16px}.card,.result,.unit{padding:20px}.actions,.pager,.practice-top,.result-head,.unit-actions,.unit-top{display:flex;justify-content:space-between;align-items:center;gap:12px}.unit h3,.unit p{margin:0 0 8px}.bar{height:8px;background:var(--bar);border-radius:99px;overflow:hidden;margin:12px 0 16px}.bar i{display:block;height:100%;background:var(--moss)}button{font:inherit;border:0;background:var(--ink);color:var(--on-ink);border-radius:999px;padding:11px 16px;cursor:pointer}button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}button.hot{background:var(--terra);color:var(--on-accent)}button.recording{background:var(--terra-dark);color:var(--on-accent)}button:disabled{opacity:.45;cursor:not-allowed}.banner{background:var(--banner);border:1px solid var(--banner-line);color:var(--banner-ink);border-radius:16px;padding:12px 14px}.banner a{color:var(--terra-dark);font-weight:700}.practice-top{margin-bottom:10px}.back{background:transparent;color:var(--ink);padding:8px 0}.progress-dots{display:flex;gap:6px;margin:8px 0 18px}.progress-dots i{width:10px;height:10px;border-radius:99px;background:var(--dot)}.progress-dots i.on{background:var(--terra)}.progress-dots i.done{background:var(--moss)}.mode-status{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px;margin:0 0 14px}.mode-chip{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border-radius:16px;border:1px solid var(--line);background:var(--card);color:var(--ink);text-decoration:none;font:inherit}.mode-chip span{color:var(--muted);font-size:.9rem}.mode-chip.current{border-color:var(--terra)}.mode-chip.done{border-color:var(--ok-line)}.mode-chip.done span{color:var(--moss);font-weight:700}.mode-lines{margin:0 0 4px;color:var(--muted);font-size:.9rem}.phrase{margin:8px 0 6px;font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.15}.hint,.meaning,.when{color:var(--muted)}.when{margin-top:0}.source{margin:0 0 18px;padding:18px 20px;border-radius:18px;border:1px solid var(--banner-line);background:var(--banner)}.source-kicker{margin:0 0 8px;letter-spacing:.1em;text-transform:uppercase;font-size:.72rem;font-weight:700;color:var(--terra)}.source-text{margin:0;color:var(--ink);font-size:clamp(1.45rem,3.2vw,2.05rem);line-height:1.25;font-weight:600}textarea{width:100%;font:inherit;border:1px solid var(--line);border-radius:16px;padding:14px;background:var(--input);color:var(--ink);resize:vertical}.hint-toggle{margin:10px 0;background:transparent;color:var(--terra-dark);padding:0}.actions{justify-content:flex-end;margin-top:18px}.result{margin-top:16px}.result.great{border-color:var(--ok-line)}.result.ok,.result.try{border-color:var(--warn-line)}.stars{letter-spacing:.2em;color:var(--gold)}.diff-line span{display:inline-block;margin-right:6px}.diff-line .ok{color:var(--moss)}.diff-line .bad,.diff-line .miss{color:var(--terra);text-decoration:underline;text-underline-offset:3px}.unit-actions a{font:inherit;text-decoration:none;background:var(--ink);color:var(--on-ink);border-radius:999px;padding:11px 16px}.unit-actions a.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}.user-row{justify-content:space-between;gap:12px}.app-brand,.user-row{display:flex;align-items:center}.app-brand{gap:10px;min-width:0}.app-brand .eyebrow{margin:0}.role-card{cursor:pointer;text-align:left;border:2px solid var(--line);background:var(--card)}.role-card,.role-card h3{color:var(--ink)}.role-card p{color:var(--muted)}.role-card.on{border-color:var(--terra);background:var(--role-on)}.lead .text-link,.lead a{color:var(--terra-dark)}.lead .text-link{background:none;border:0;padding:0;font:inherit;cursor:pointer;text-decoration:underline}.lead .text-link:disabled{opacity:.6;cursor:wait}.pager{margin-top:18px}.voice{display:flex;justify-content:space-between;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:18px 20px;margin:0 0 28px}.voice strong{display:block;margin-bottom:2px}.voice span{color:var(--muted);font-size:.92rem}.voice.compact{margin:16px 0 0;padding:0;background:transparent;border:0;box-shadow:none;flex-wrap:wrap}.rate-pills{display:flex;flex-wrap:wrap;gap:8px}.rate-pills button{padding:8px 12px;font-size:.88rem}.rate-pills button.on{background:var(--terra);color:var(--on-accent)}.rate-pills button:disabled{opacity:.45;cursor:not-allowed}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.header-actions{display:flex;align-items:center;gap:12px}.ghost-link{font:inherit;color:var(--ink);text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:11px 16px}.unit.waiting{margin-bottom:28px}.unit.waiting span{color:var(--terra);font-weight:700;font-size:.85rem}.unit.complete{border-color:var(--ok-line)}.unit.complete .unit-top span{color:var(--moss);font-weight:700;font-size:.85rem}.celebrate{position:fixed;right:16px;bottom:16px;left:16px;z-index:20;width:min(440px,calc(100% - 32px));margin:0 auto;padding:24px;background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.celebrate h2{margin:0 0 8px;font-family:var(--font-serif),"Source Serif 4",Georgia,serif}.celebrate p{color:var(--muted);margin:0 0 16px}.celebrate .actions{justify-content:flex-end;flex-wrap:wrap;gap:8px}.celebrate .actions a{font:inherit;text-decoration:none;background:var(--terra);color:var(--on-accent);border-radius:999px;padding:11px 16px}@media (max-width:720px){.modes,.stats,.units{grid-template-columns:1fr;display:grid}.stats{grid-template-columns:repeat(3,1fr);gap:8px}.stats div{min-width:0}.voice{flex-direction:column;align-items:flex-start}}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:var(--header);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.site-footer-inner,.site-header-inner,.site-main{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header-inner{justify-content:space-between;gap:16px;padding:16px 0}.site-header-inner,.site-logo{display:flex;align-items:center}.site-logo{gap:10px;font-family:var(--font-serif),"Source Serif 4",Georgia,serif;color:var(--ink);text-decoration:none;font-weight:600;font-size:1.15rem}.brand-mark{display:block;flex-shrink:0;border-radius:8px;box-shadow:0 1px 2px rgba(18,38,58,.18)}.site-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:8px}.site-btn-ghost,.site-btn-hot,.site-nav-cta,.site-nav-link{font:inherit;text-decoration:none;border-radius:999px;padding:10px 16px}.site-nav-link{color:var(--ink)}.site-nav-link.on{color:var(--terra-dark);font-weight:700}.site-btn-hot,.site-nav-cta{background:var(--terra);color:var(--on-accent)}.site-btn-ghost{color:var(--ink);border:1px solid var(--line)}.site-main{padding:36px 0 72px}.site-cta h2,.site-main h1,.site-main h2{font-family:var(--font-serif),"Source Serif 4",Georgia,serif}.site-main h2{margin:0 0 8px;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:600}.site-hero,.site-roles,.site-scene-intro,.site-scenes,.site-split{display:grid;grid-gap:24px;gap:24px}.site-hero,.site-scene-intro,.site-split{grid-template-columns:1.05fr .95fr;align-items:center}.site-hero{margin-bottom:56px}.site-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.site-card img,.site-hero-image,.site-scene-image{width:100%;height:auto;border-radius:24px;display:block;box-shadow:var(--shadow)}.site-card img{margin-bottom:14px}.site-section{margin:0 0 56px}.site-card{background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:20px}.site-card h3,.site-card.compact h3{margin:8px 0}.site-card p{margin:0;color:var(--muted)}.site-roles{grid-template-columns:repeat(5,1fr)}.site-scenes{grid-template-columns:repeat(4,1fr);margin-top:24px}.site-cta{background:var(--card);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:32px}.site-auth{width:min(440px,calc(100% - 32px))}.auth-form{display:grid;grid-gap:14px;gap:14px;margin:24px 0 8px}.auth-form label{display:grid;grid-gap:6px;gap:6px;font-weight:600;font-size:.92rem}.auth-form input,input[type=email],input[type=password],input[type=text]{width:100%;font:inherit;font-weight:400;border:1px solid var(--line);border-radius:16px;padding:14px;background:var(--input);color:var(--ink);box-sizing:border-box}.auth-or{text-align:center;color:var(--muted);margin:16px 0 8px}.google-btn{width:100%}.auth-switch{color:var(--muted);margin-top:20px}.auth-switch a{color:var(--terra-dark);font-weight:700}.site-footer{border-top:1px solid var(--line);padding:24px 0 40px;color:var(--muted)}.site-footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.site-footer a{color:var(--ink);text-decoration:none;margin-left:16px}.site-footer-inner p:first-child{margin:0}@media (max-width:900px){.site-hero,.site-roles,.site-scene-intro,.site-scenes,.site-split{grid-template-columns:1fr}.site-header-inner{flex-direction:column;align-items:flex-start}.site-nav{justify-content:flex-start}}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;padding:0;background:transparent;color:var(--ink);border:1px solid var(--line)}