@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+Thai:wght@400;500;600&display=swap');
:root{--bg:#27201c;--panel:#342c26;--cream:#faf0b8;--orange:#ff552b;--muted:#b6ab94;--line:#51483b;--green:#bbc49a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--cream);font-family:'DM Sans','Noto Sans Thai',sans-serif}button,a,input,select{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit;background:none;border:0}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--orange);outline-offset:5px}header{height:100px;margin:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{font-size:25px;font-weight:700;display:flex;align-items:center;letter-spacing:-1px}.brand-light{font-weight:400}.brand-mark{font-style:italic;font-family:Georgia,serif;font-size:48px;color:var(--orange);margin-right:10px}.beta{font-size:8px;letter-spacing:1.5px;margin:5px 0 0 16px;font-weight:500}nav{display:flex;gap:32px;font-size:13px}nav a{padding:12px 0;color:var(--muted)}nav a.active{color:var(--cream);border-bottom:2px solid var(--orange)}.sheet-link{border:1px solid var(--line);border-radius:30px;padding:11px 16px;font-size:11px;display:flex;align-items:center;gap:12px}.dot{width:6px;height:6px;border-radius:50%;background:var(--muted)}main{max-width:1440px;margin:auto;padding:48px 5% 35px}.eyebrow{font-size:10px;letter-spacing:2px;text-transform:uppercase;font-weight:600;color:var(--muted)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;padding-bottom:36px}.hero h1{font-size:clamp(48px,6.2vw,88px);line-height:.98;font-weight:500;letter-spacing:-5px;margin:25px 0 22px}.hero h1 em{color:var(--orange);font-family:Georgia,serif;font-weight:400}.sub{color:var(--muted);font-size:13px;line-height:1.8;max-width:400px}.primary{background:var(--orange);color:#241e19;border-radius:40px;padding:16px 24px;display:inline-flex;justify-content:space-between;align-items:center;gap:40px;font-weight:600;font-size:13px}.primary:hover{background:#ff714e}.hero .primary{margin-top:15px}.small-note{font-size:10px;color:var(--muted);margin:14px 0}.hero-art{height:300px;border-radius:16px;overflow:hidden;background:var(--cream);color:var(--bg);position:relative;padding:25px;display:flex;flex-direction:column;justify-content:space-between}.art-tag{font-size:9px;letter-spacing:2px;z-index:1}.art-word{font-size:clamp(130px,18vw,240px);font-weight:600;letter-spacing:-24px;line-height:1;position:absolute;left:50%;top:42%;transform:translate(-50%,-50%) rotate(-9deg);color:var(--orange)}.art-ring{position:absolute;width:440px;height:150px;border:1px solid #b4aa83;border-radius:50%;left:50%;top:42%;transform:translate(-50%,-50%) rotate(-25deg)}.art-ring.second{transform:translate(-50%,-50%) rotate(35deg)}.art-bottom{display:flex;justify-content:space-between;align-items:end;z-index:1;font-size:11px}.art-bottom strong{font-size:20px;display:block;font-weight:500;margin-bottom:4px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.collection{border:1px solid var(--line);border-radius:12px;padding:23px;text-align:left;min-height:168px;transition:transform .2s,background .2s}.collection:hover{background:var(--panel);transform:translateY(-3px)}.collection.accent{background:var(--panel)}.card-top{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted)}.symbol{font-size:23px;color:var(--orange)}.collection h3{font-size:22px;font-weight:500;letter-spacing:-.6px;margin:20px 0 6px}.collection p{margin:0;font-size:11px;color:var(--muted)}.section-title{display:flex;justify-content:space-between;align-items:center;margin:33px 0 18px}.section-title h2{font-size:20px;font-weight:500;letter-spacing:-.5px;margin:0}.text-btn{font-size:11px;color:var(--muted)}.alphabet{display:grid;grid-template-columns:repeat(13,1fr);gap:8px}.letter{aspect-ratio:1;border:1px solid var(--line);border-radius:9px;text-align:center;font-size:24px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}.letter small{font-size:8px;color:var(--muted)}.letter:hover,.letter.selected{background:var(--cream);color:var(--bg);border-color:var(--cream)}.letter.selected small,.letter:hover small{color:#6c624a}.letter.empty{opacity:.32}.bottom-message{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:11px;margin-top:24px}.bottom-message span{color:var(--orange)}footer{margin:0 5%;padding:22px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:9px;letter-spacing:.5px}footer button{font-size:9px;color:var(--muted)}.page-title{font-size:56px;font-weight:500;letter-spacing:-3px;margin:15px 0}.page-intro{margin-bottom:30px}.toolbar{display:flex;gap:12px;align-items:center;margin:24px 0;flex-wrap:wrap}.search{background:var(--panel);color:var(--cream);border:1px solid var(--line);border-radius:30px;padding:12px 20px;min-width:240px}.word-list{margin-top:25px}.word-row{display:grid;grid-template-columns:1fr 1.4fr 100px;padding:18px 10px;border-bottom:1px solid var(--line);align-items:center;gap:15px}.word-row strong{font-size:20px;font-weight:500}.word-row span{font-size:12px;color:var(--muted)}.word-row small{font-size:10px;text-align:right;color:var(--green)}dialog{background:var(--panel);color:var(--cream);border:1px solid var(--line);border-radius:20px;padding:30px;width:min(90vw,480px)}dialog::backdrop{background:#100b08bb;backdrop-filter:blur(8px)}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h2{font-size:28px;letter-spacing:-1px;font-weight:500;margin:0}.close{font-size:24px;padding:5px}.field{margin:24px 0}.field label{display:block;font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted);margin-bottom:12px}.segments{display:flex;gap:6px}.segments button{border:1px solid var(--line);border-radius:25px;padding:11px 15px;font-size:12px;flex:1}.segments button.selected{background:var(--cream);color:var(--bg);border-color:var(--cream)}.wide{width:100%}.thai{font-family:'Noto Sans Thai','DM Sans',sans-serif;line-height:1.9}.modal-note{font-size:12px;color:var(--muted);line-height:1.9}.review-shell{max-width:690px;margin:0 auto}.review-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}.progress-track{height:3px;background:var(--line);margin:18px 0 25px}.progress-track i{display:block;height:100%;background:var(--orange);transition:width .2s}.study-card{background:var(--cream);color:var(--bg);border-radius:18px;height:410px;min-height:410px;padding:28px;position:relative;touch-action:none;user-select:none;display:flex;flex-direction:column;justify-content:center;text-align:center;cursor:pointer;overflow:hidden}.study-card .eyebrow{color:#786e54}.study-card h1{font-size:clamp(35px,7vw,64px);font-weight:500;letter-spacing:-2px;margin:25px 0 6px;overflow-wrap:anywhere}.study-card .pronounce{font-size:12px;color:#796f59}.study-card .meaning{font-size:20px;margin:19px 0 10px}.study-card .hint{font-size:11px;color:#796f59;margin-top:32px}.card-meta{position:absolute;top:22px;left:25px;right:25px;display:flex;justify-content:space-between;font-size:9px;letter-spacing:1.5px}.audio{font-size:19px;padding:8px;position:absolute;right:17px;top:13px}.tone{font-size:9px;background:#dedfc0;padding:5px 10px;border-radius:20px;display:inline-block}.synonyms{font-size:12px;line-height:1.9;margin-top:10px}.synonyms small{color:#796f59;font-size:9px;letter-spacing:1px}.detail-link{color:#746344;font-size:11px;text-decoration:underline;margin-top:10px}.review-controls{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:18px}.review-controls button{border:1px solid var(--line);border-radius:12px;padding:19px 3px;font-size:12px}.review-controls button:nth-child(1){color:#f8a38c}.review-controls button:nth-child(3){background:var(--cream);color:var(--bg);border-color:var(--cream)}.review-controls button small{display:block;font-size:9px;margin-top:5px;opacity:.6}.review-bottom{display:flex;justify-content:space-between;margin:17px 0;font-size:10px;color:var(--muted)}.reveal{grid-column:1/-1;background:var(--orange)!important;color:var(--bg)!important;border-color:var(--orange)!important}.session-caption{text-align:center;font-size:10px;color:var(--muted);margin:22px}.done{text-align:center;padding:45px 0}.done-icon{font-size:80px;color:var(--orange);font-family:Georgia,serif}.done h1{font-size:60px;font-weight:500;letter-spacing:-3px;line-height:1;margin:20px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:30px 0}.stat{padding:30px 20px;border:1px solid var(--line);border-radius:14px}.stat strong{font-size:48px;display:block;font-weight:500}.stat span{font-size:11px;color:var(--muted)}.empty-state{padding:35px;text-align:center;color:var(--muted);font-size:13px}#toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--cream);color:var(--bg);padding:13px 22px;border-radius:30px;font-size:12px;transition:transform .2s;z-index:9}#toast.show{transform:translateX(-50%)}body.review-mode footer{display:none}body.review-mode main{padding-top:24px}@media(min-width:1100px){main{padding-top:42px}.hero-art{height:315px}}
@media(max-width:700px){header{height:76px;margin:0 6%;gap:8px}.brand{font-size:21px}.brand-mark{font-size:39px}.beta{display:none}.sheet-link{padding:9px;font-size:0;gap:6px}.sheet-link span:last-child{font-size:13px}nav{gap:16px;font-size:11px}nav a:nth-child(2){font-size:0}nav a:nth-child(2):after{content:'Words';font-size:11px}main{padding:30px 6% 28px}.hero{grid-template-columns:1fr;gap:24px;padding-bottom:25px}.hero h1{font-size:64px;letter-spacing:-3.5px;margin:18px 0}.sub{font-size:12px}.hero-art{height:190px}.art-word{font-size:175px;letter-spacing:-19px;top:38%}.art-bottom strong{font-size:16px}.art-tag{font-size:8px}.art-ring{width:310px;height:100px}.cards{grid-template-columns:1fr;gap:10px}.collection{min-height:105px;padding:17px 20px;position:relative}.collection h3{font-size:21px;margin:10px 0 5px}.card-top{float:right;gap:10px}.card-top .symbol{font-size:22px}.collection p{font-size:10px}.alphabet{grid-template-columns:repeat(7,1fr);gap:6px}.letter{font-size:22px;border-radius:8px}.letter small{font-size:7px}.section-title h2{font-size:20px}footer{flex-wrap:wrap;gap:15px;margin:0 6%;font-size:8px}footer>span:nth-child(2){display:none}.page-title{font-size:46px}.word-row{grid-template-columns:1fr 1.1fr}.word-row small{display:none}.word-row strong{font-size:18px}.word-row span{font-size:11px}.toolbar .search{width:100%}.study-card{height:400px;min-height:400px;padding:35px 20px 22px}.study-card h1{font-size:43px}.study-card .meaning{font-size:17px}.review-controls button{padding:17px 2px;font-size:11px}.review-controls{position:sticky;bottom:max(12px,env(safe-area-inset-bottom));background:var(--bg);padding:8px 0;margin-top:8px}.review-shell{max-width:460px}.session-caption{margin:14px 0}.stats{gap:8px}.stat{padding:20px 10px}.stat strong{font-size:35px}.stat span{font-size:9px}.done h1{font-size:47px}.review-top{font-size:10px}body.review-mode header{height:64px}body.review-mode main{padding-top:18px}.synonyms{font-size:11px}.bottom-message{font-size:10px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.arrow{display:inline-block;width:14px;height:14px;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.5}.symbol .arrow{width:23px;height:23px}button:disabled{opacity:.35;cursor:default}
/* Daily progress, keeping the original palette and typography. */
button.hero-art{width:100%;border:0;text-align:left;cursor:pointer;transition:transform .2s,box-shadow .2s}
button.hero-art:hover{transform:translateY(-3px);box-shadow:0 10px 30px #100b0833}
button.hero-art:active{transform:scale(.99)}
.hero-start-arrow{width:38px;height:38px;border:1px solid #b4aa83;border-radius:50%;display:flex;align-items:center;justify-content:center}
.hero-start-arrow .arrow{width:19px;height:19px}
.daily-dashboard{display:grid;grid-template-columns:1fr 1.3fr;border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-top:30px}
.daily-score{padding:30px;background:var(--panel)}
.today-number{font-size:86px;line-height:1.15;letter-spacing:-5px;margin:14px 0}
.today-number span{display:block;letter-spacing:0;font-size:12px;color:var(--muted);margin-top:5px}
.record-message{font-size:13px;color:var(--cream);min-height:20px;line-height:1.7}
.record-track{height:4px;background:var(--line);border-radius:5px;margin:16px 0;overflow:hidden}
.record-track i{display:block;background:var(--orange);height:100%}
.daily-comparison{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:11px;margin-bottom:25px}
.daily-comparison strong{color:var(--cream);margin-left:6px;font-weight:500}
.weekly-chart{padding:30px;min-width:0}.weekly-chart .section-title{margin:0 0 25px;gap:10px}.weekly-chart h2{font-size:19px}.weekly-chart .eyebrow{font-size:8px;white-space:nowrap}
.week-bars{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px;align-items:end;margin-top:30px}
.day-column{text-align:center;min-width:0}.bar-count{font-size:11px;color:var(--muted)}.bar-space{height:170px;display:flex;align-items:end;justify-content:center;border-bottom:1px solid var(--line);margin:10px 0 13px}.bar-space i{display:block;width:100%;max-width:30px;min-height:2px;background:#6e6650;border-radius:5px 5px 0 0}.is-today .bar-space i{background:var(--orange)}.is-today .bar-count,.is-today .day-label{color:var(--orange)}.day-label{display:block;font-size:10px}.day-column small{display:block;font-size:8px;color:var(--muted);margin-top:6px}
.daily-history{border:1px solid var(--line);border-radius:12px;overflow:hidden;max-height:380px;overflow-y:auto}.daily-row{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line);font-size:12px;align-items:center}.daily-row:last-child{border-bottom:0}.daily-row>:not(:first-child){text-align:right}.daily-heading{font-size:10px;color:var(--muted);position:sticky;top:0;background:var(--panel)}.today-row{background:#342c2670}.today-row>strong{color:var(--orange)}.best-badge{display:inline-block;color:var(--orange);font-size:8px;letter-spacing:1px;margin-left:10px}.daily-row strong{font-weight:500;font-size:16px}.session-record{color:var(--orange);font-size:12px;margin:20px 0}.more-options{display:flex;justify-content:center;gap:10px;margin:25px 0 18px}.more-options button{border:1px solid var(--line);border-radius:40px;padding:16px 22px;display:flex;align-items:center;gap:15px;font-size:13px}.more-options button:nth-child(2){background:var(--orange);border-color:var(--orange);color:var(--bg)}.more-options button:hover{background:var(--cream);color:var(--bg);border-color:var(--cream)}
@media(max-width:700px){.daily-dashboard{grid-template-columns:1fr}.daily-score{padding:24px}.today-number{font-size:76px}.weekly-chart{padding:24px}.week-bars{gap:8px}.bar-space{height:120px}.daily-row{padding:15px 12px;font-size:10px;grid-template-columns:1.4fr .7fr 1fr}.daily-row strong{font-size:15px}.best-badge{display:block;margin-left:0;margin-top:5px}.more-options{gap:6px}.more-options button{padding:13px 12px;gap:7px;font-size:12px}.session-record{font-size:11px}.hero-start-arrow{width:32px;height:32px}.daily-comparison{font-size:11px}}

@media(max-width:700px){.review-bottom>span{font-size:8px}}

/* Brief rating confirmation stays outside the next card's controls. */
#toast.review-feedback{top:108px;bottom:auto;display:flex;align-items:center;gap:12px;min-width:240px;max-width:calc(100vw - 32px);border:1px solid var(--line);border-radius:14px;background:var(--panel);color:var(--cream);box-shadow:0 8px 28px #100b0840;padding:12px 16px;transform:translateX(-50%) translateY(-8px);opacity:0;pointer-events:none;transition:opacity .15s,transform .15s}
#toast.review-feedback.show{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.feedback-dot{width:8px;height:8px;flex-shrink:0;border-radius:50%;background:var(--cream)}
.feedback-dot[data-rating="forgot"]{background:#f8a38c}.feedback-dot[data-rating="remembered"]{background:var(--green)}
.feedback-copy{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.feedback-copy strong{font-size:12px;font-weight:600}.feedback-word{font-size:10px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:180px}
#toast.review-feedback button{font-size:11px;padding:8px 2px 8px 12px;color:var(--cream);border-left:1px solid var(--line)}
@media(max-width:700px){#toast.review-feedback{top:72px;min-width:220px;padding:10px 14px}.feedback-word{max-width:150px}}

/* One shared color per rating, across buttons and confirmations. */
:root{--rating-forgot:#e58b80;--rating-unsure:#efd389;--rating-remembered:#b4c797}
[data-rate="forgot"],#toast.rating-forgot{--rating-color:var(--rating-forgot)}
[data-rate="unsure"],#toast.rating-unsure{--rating-color:var(--rating-unsure)}
[data-rate="remembered"],#toast.rating-remembered{--rating-color:var(--rating-remembered)}
.review-controls button[data-rate]{background:var(--rating-color);border-color:var(--rating-color);color:var(--bg);transition:filter .15s,transform .15s}
.review-controls button[data-rate]:hover{filter:brightness(1.06)}
.review-controls button[data-rate]:active{transform:scale(.97)}
.review-controls button[data-rate] small{opacity:.78}
#toast.review-feedback{background:var(--rating-color,var(--panel));border-color:var(--rating-color,var(--line));color:var(--bg)}
#toast.review-feedback .feedback-dot{background:currentColor;opacity:.65}
#toast.review-feedback .feedback-word{color:inherit;opacity:.78}
#toast.review-feedback button{color:inherit;border-left-color:#27201c40}

.review-filters{display:flex;gap:8px;flex-wrap:wrap;margin:25px 0 0}
.review-filters button{display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--line);border-radius:30px;padding:11px 16px;color:var(--muted);font-size:12px;min-height:44px}
.review-filters button span{font-size:10px;opacity:.8;min-width:18px}
.review-filters button.selected{background:var(--cream);border-color:var(--cream);color:var(--bg)}
.review-filters button:hover{border-color:var(--cream)}
.filter-description{font-size:11px;line-height:1.8;color:var(--muted);margin:12px 0 0}
dialog .review-filters{gap:6px}dialog .review-filters button{flex:1;padding:10px 9px;font-size:10px;gap:6px}
@media(max-width:700px){.review-filters{gap:6px}.review-filters button{font-size:10px;padding:10px 11px;gap:6px;flex:1}.filter-description{font-size:10px}dialog{max-height:90dvh;overflow-y:auto}dialog .review-filters button{font-size:9px;padding:9px 7px;gap:4px}}