:root{--ink:#102846;--muted:#5f7086;--line:#e0e8eb;--paper:#f5f7f6;--white:#fff;--navy:#0d2445;--teal:#087c73;--mint:#dff5ee;--gold:#edc77a;--danger:#b33e46;--radius:19px;--shadow:0 10px 32px rgba(9,37,62,.055)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:system-ui,-apple-system,'Noto Sans Thai',Tahoma,sans-serif;font-size:15px;line-height:1.6}button,textarea,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #65cbbf;outline-offset:2px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(26px,4.5vw,39px);line-height:1.3;letter-spacing:-.4px}h2{font-size:21px;line-height:1.4}h3{font-size:17px}p{margin-bottom:13px}small,.small{font-size:12px}.muted{color:var(--muted)}.app-shell{max-width:1050px;min-height:100vh;margin:0 auto;padding-bottom:110px}.site-header{height:80px;display:flex;justify-content:space-between;align-items:center;padding:12px 25px;gap:12px;background:var(--white);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px}.logo{background:var(--navy);color:#fff;font-size:21px;font-weight:800;display:grid;place-items:center;width:44px;height:44px;border-radius:15px;letter-spacing:-3px;padding-right:3px}.logo span{color:var(--gold)}.brand-title{font-size:13px;font-weight:900;letter-spacing:1.3px}.brand-tag{font-size:9px;letter-spacing:1.8px;color:var(--muted);font-weight:750}.header-actions{display:flex;align-items:center;gap:9px}.date-label{font-size:12px;color:var(--muted)}.install-btn{padding:8px 12px;border-radius:9px;background:var(--mint);color:var(--teal);border:1px solid #a9d9ce;font-size:12px;font-weight:750}
main{padding:24px;min-height:600px}.hero{padding:32px;background:var(--navy);color:#fff;border-radius:26px;display:flex;justify-content:space-between;gap:20px;position:relative;overflow:hidden}.hero:after{content:'';position:absolute;right:-85px;top:-90px;width:295px;height:295px;border:1px solid #ffffff20;border-radius:50%;box-shadow:0 0 0 43px #ffffff08,0 0 0 85px #ffffff06}.hero>div{position:relative;z-index:1}.hero .eyebrow{color:#a9e6db}.hero h1{max-width:520px}.hero p{color:#d6e5e9;max-width:535px}.hero .btn-primary{background:var(--gold);color:var(--navy)}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:800;color:var(--teal)}.hero-metric{align-self:end;text-align:center;border:1px solid #ffffff33;border-radius:18px;padding:18px;min-width:150px;background:#ffffff0e}.metric-no{font-size:35px;font-weight:900;line-height:1.2}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:25px 0 12px}.section-head h2{margin:0}.grid{display:grid;gap:15px}.grid.cols3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.card.flat{box-shadow:none}.card h3{margin-bottom:6px}.card:hover{border-color:#c6dedb}.skill-card{border-top:4px solid var(--teal)}.skill-card .skill-en{font-size:12px;letter-spacing:1.4px;font-weight:800;color:var(--teal)}.skill-card p{color:var(--muted);font-size:13px}.big-number{font-size:31px;font-weight:850;line-height:1.1}.pill{display:inline-flex;align-items:center;border:1px solid #dce8e5;border-radius:99px;color:var(--teal);font-size:11px;font-weight:800;padding:3px 9px;background:#f0faf7}.pill.dark{color:#fff;background:#254365;border-color:#49637c}.pill.gold{background:#fff6e3;color:#92651a;border-color:#f5e6c8}.badge-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:#fff;color:var(--ink);border:1px solid #cedbdd;padding:11px 17px;border-radius:12px;font-weight:800;text-align:center;line-height:1.4;transition:background .15s}.btn:hover{background:#eef9f6}.btn-primary{color:white;background:var(--teal);border-color:transparent}.btn-primary:hover{background:#08695f;color:#fff}.btn-secondary{color:var(--teal);background:#e4f5f0;border-color:#b4ddd3}.btn-sm{padding:7px 11px;border-radius:9px;font-size:12px}.btn:disabled{opacity:.55;cursor:not-allowed}.buttons{display:flex;flex-wrap:wrap;gap:9px;margin-top:15px}.tag{display:inline-block;background:#e8f3f3;color:#287367;padding:4px 9px;border-radius:99px;font-size:11px;font-weight:750}.module-card{display:flex;flex-direction:column;gap:6px}.module-card .bottom{margin-top:auto;padding-top:8px}.module-card h3{font-size:18px;margin:5px 0}.progress-track{width:100%;height:9px;border-radius:99px;background:#e7eeef;overflow:hidden}.progress-fill{background:linear-gradient(90deg,var(--teal),#49bdb0);height:100%;border-radius:99px}.row{display:flex;justify-content:space-between;align-items:center;gap:14px}.stack{display:flex;flex-direction:column;gap:12px}.soft-panel{background:#e9f7f2;border:1px solid #cfe9e1;border-radius:15px;padding:16px}.neutral-panel{background:#f5f7f9;border:1px solid #e5eaed;border-radius:15px;padding:16px}.notice{font-size:12px;color:#546a78;border-left:3px solid var(--teal);padding-left:11px}.tabs{display:flex;gap:6px;background:#e9efef;padding:6px;border-radius:13px;margin:18px 0;overflow:auto}.tab{border:0;border-radius:9px;padding:10px 14px;background:transparent;font-weight:800;color:#687887;white-space:nowrap;flex:1}.tab.active{background:#fff;color:var(--ink);box-shadow:0 2px 6px #1d3f4f12}.option{width:100%;border:1px solid #d7e1e3;background:#fff;padding:13px 15px;border-radius:12px;text-align:left;color:var(--ink);margin:7px 0}.option:hover{background:#eff9f6}.option.correct{border-color:#74c8ae;background:#e8f8ef;color:#075944}.option.wrong{border-color:#d6a5a5;background:#fff0f0;color:#872d37}.option:disabled{cursor:default;opacity:1}.question{padding:20px;border-radius:16px;border:1px solid var(--line);background:#fff;margin:14px 0}.question h3{font-size:16px}.feedback{margin:12px 0 2px;padding:11px 13px;border-radius:10px;font-size:13px;background:#edf7f6;color:#145d55}.feedback.warn{background:#fff1ef;color:#9c3a43}.passage{background:#f3f8fa;padding:19px;border-radius:14px;border-left:4px solid #81c4b7;font-size:16px;line-height:1.8}.thai-translation{background:#fff9ec;border:1px solid #f4eacb;padding:15px;border-radius:13px;margin-top:10px;color:#614e2a}.word-card{padding:13px 16px;background:#fff;border:1px solid var(--line);border-radius:13px}.word-main{font-weight:850;font-size:17px}.word-meta{font-size:13px;color:var(--muted)}.form-control{display:block;width:100%;border:1px solid #cbdcdd;border-radius:12px;padding:12px 14px;background:white;color:var(--ink);min-height:112px;resize:vertical;line-height:1.65}.divider{border-top:1px solid var(--line);margin:16px 0}.kpi{display:flex;align-items:center;justify-content:space-between}.kpi strong{font-size:27px}.review-front{text-align:center;padding:25px 10px}.review-front h2{font-size:27px;margin:12px 0}.footnote{color:#617486;font-size:12px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);z-index:20;width:min(100%,1050px);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--line);box-shadow:0 -10px 27px #0a2d4110;padding:8px 6px max(8px,env(safe-area-inset-bottom))}.nav-item{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2px;padding:5px;border:0;background:transparent;color:#637384;font-size:11px;font-weight:700}.nav-symbol{font-size:21px;line-height:1.2}.nav-item.active{color:var(--teal)}.nav-item.active .nav-symbol{background:#dff5ee;padding:2px 11px;border-radius:20px}#toast{position:fixed;bottom:96px;left:50%;transform:translateX(-50%);z-index:100;background:var(--navy);color:#fff;padding:10px 17px;border-radius:12px;box-shadow:0 7px 22px #0003;display:none;max-width:min(90vw,500px);font-size:13px;text-align:center}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.step{background:#eef5f5;border:1px solid #e0eeee;padding:10px;border-radius:12px;text-align:center;color:#536f75;font-size:12px}.step.done{background:#ddf7ec;border-color:#b9e1d5;color:#116754;font-weight:800}.step.current{background:#fdf6e5;border-color:#efdca9;color:#6c541f;font-weight:800}.chip-list{display:flex;flex-wrap:wrap;gap:8px}.word-chip{border:1px solid #c4d7d8;border-radius:12px;background:#f9fbfa;padding:10px 12px}.word-chip.selected{background:#e4f5ef;border-color:#70b6a8}.writing-preview{min-height:58px;padding:14px;border:1px dashed #82b5ab;border-radius:11px;background:#f5fcfa;margin-bottom:12px}.compact{font-size:13px}.app-link{color:var(--teal);font-weight:750;text-decoration:underline;text-underline-offset:3px}
@media(max-width:700px){.site-header{height:68px;padding:10px 15px}.date-label{display:none}.brand-title{font-size:12px}.brand-tag{font-size:8px;letter-spacing:1.3px}.logo{width:40px;height:40px}.app-shell{padding-bottom:112px}main{padding:16px 13px}.hero{padding:24px 20px;border-radius:19px;display:block}.hero-metric{margin-top:20px;text-align:left;width:max-content;min-width:0}.grid.cols3,.grid.cols2{grid-template-columns:1fr}.card{padding:18px}.section-head{margin-top:23px}.section-head h2{font-size:20px}.tabs{gap:3px;padding:4px}.tab{font-size:12px;padding:9px 7px}.steps{gap:5px}.step{font-size:10px;padding:8px 2px}.bottom-nav{padding-bottom:max(7px,env(safe-area-inset-bottom))}.nav-item{font-size:10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto;transition:none!important}}

/* Version 2.0 additions */
.v2-strip{display:flex;align-items:center;justify-content:space-between;gap:15px;background:#e8f5f0;border:1px solid #c5e5d8;border-radius:16px;margin:0 0 15px;padding:14px 18px}.v2-strip>div{display:flex;flex-direction:column;gap:3px}.v2-strip strong{font-size:17px}.v2-top-action{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:13px}.roadmap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.roadmap-card{box-shadow:none}.roadmap-current{border:2px solid #0a8678;background:#fcfffe}.success-text{color:#087e64}.attention-card{box-shadow:0 0 0 4px #76d1ad!important}.self-check{display:flex;gap:10px;align-items:flex-start;padding:13px;border:1px solid #c9e2d9;border-radius:12px;background:#f2fbf7;margin-top:16px}.self-check input{width:18px;height:18px;flex:none;margin-top:2px}.roadmap-card .buttons{margin-top:12px}@media(max-width:700px){.roadmap-grid{grid-template-columns:1fr}.v2-strip{align-items:stretch;flex-direction:column}.v2-top-action{align-items:flex-start;flex-wrap:wrap}}