@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600&display=swap');
:root{--blue:#1d4ed8;--navy:#142e68;--tint:#eff6ff;--bg:#f5f7fb;--ink:#15233b;--muted:#56657b;--line:#dce3ee;--green:#15803d;--red:#b91c1c;--white:#fff;--shadow:0 8px 28px #172f6410}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:15px/1.7 'Noto Sans Thai',system-ui,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}a{color:var(--blue);text-decoration:none}button{border:0}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #1d4ed8;outline-offset:3px}button,input,select,a{ -webkit-tap-highlight-color:transparent}input,select,textarea{border:1px solid #8795ab;border-radius:9px;background:white;color:var(--ink);padding:10px 12px;min-height:44px}label{display:block;font-weight:500;font-size:13px}h1,h2,h3,p{margin-top:0}h1{font-size:30px;line-height:1.4;letter-spacing:-.6px;margin-bottom:10px}h2{font-size:21px;line-height:1.5;margin-bottom:16px}h3{font-size:16px;line-height:1.6;margin-bottom:6px}p{margin-bottom:14px}.muted,small{color:var(--muted)}small{font-size:12px}.hanzi{font-family:'Noto Sans SC',sans-serif}#sidebar{position:fixed;inset:0 auto 0 0;width:236px;background:white;border-right:1px solid var(--line);z-index:50;display:flex;flex-direction:column;padding:29px 18px}.brand{display:flex;align-items:center;gap:11px;color:var(--navy);font-size:19px;font-weight:700;padding:0 8px 30px}.brand small{display:block;font-size:9px;letter-spacing:2px;font-weight:500;line-height:1.3}.logo{width:42px;height:44px;background:var(--blue);color:white;border-radius:12px;display:grid;place-items:center;font-size:26px;font-family:serif}.side-label{font-size:11px;color:#718099;margin:10px 13px 12px}.nav-item{display:flex;align-items:center;gap:12px;border-radius:9px;padding:12px 14px;min-height:47px;margin:3px 0;color:var(--muted);width:100%;background:transparent;text-align:left;font-size:14px;transition:background .15s,color .15s}.nav-item svg{width:19px;height:19px}.nav-item:hover{background:#f4f7fb;color:var(--blue)}.nav-item.active{background:#edf3ff;color:var(--blue);font-weight:600}.nav-badge{margin-left:auto;background:#e3ebfc;padding:0 6px;border-radius:5px;font-size:10px}.nav-group{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}.sidebar-bottom{margin-top:auto;padding:18px 13px 0;border-top:1px solid var(--line);font-size:12px}.sidebar-bottom p{margin:8px 0;color:var(--muted);font-size:11px}.draft-dot{display:inline-block;width:6px;height:6px;background:#2563eb;border-radius:50%;margin-right:6px}.shell{margin-left:236px}.topbar{height:78px;background:white;border-bottom:1px solid var(--line);padding:0 40px;display:flex;align-items:center;justify-content:space-between;gap:12px}.breadcrumb{font-size:13px;color:var(--muted)}.breadcrumb span{padding:0 10px;color:#a8b2c3}.breadcrumb strong{font-weight:500;color:var(--ink)}.header-actions{display:flex;align-items:center;gap:18px}.draft-badge{font-size:9px;letter-spacing:1.2px;color:#61748d;border:1px solid var(--line);padding:4px 8px;border-radius:5px}.account-btn{background:transparent;color:var(--ink);font-size:13px;min-height:44px}.account-btn span{margin-left:8px;color:var(--blue)}.context-wrap{background:#ffffffb8;border-bottom:1px solid var(--line);padding:16px 40px 10px}.context{display:flex;align-items:center;gap:13px}.context label{font-size:10px;letter-spacing:.2px;color:var(--muted)}.context select{display:block;margin-top:3px;font-size:12px;font-weight:500;min-height:37px;padding:5px 28px 5px 10px;border-color:var(--line)}.data-status{font-size:12px;margin-left:10px}.data-status b{color:var(--blue);font-size:16px}.refresh-btn{margin-left:auto;background:white;border:1px solid var(--line);border-radius:8px;padding:8px 12px;color:var(--muted);font-size:12px;min-height:40px}.source-note{font-size:10px;color:#66758d;margin-top:6px}main{max-width:1400px;padding:36px 40px 48px;margin:auto;min-height:calc(100vh - 270px)}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--blue);font-weight:700;margin-bottom:9px}.page-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:25px}.page-head p{color:var(--muted);font-size:13px;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border-radius:9px;padding:10px 18px;font-weight:500;font-size:13px;transition:background .15s,transform .15s}.btn:hover{transform:translateY(-1px)}.primary{background:var(--blue);color:white}.primary:hover{background:#1e40af}.secondary{background:white;border:1px solid var(--line);color:var(--ink)}.soft{background:var(--tint);color:var(--blue)}.danger{background:#fef2f2;color:var(--red);border:1px solid #fecaca}.text-btn{background:transparent;color:var(--blue);padding:8px 0;min-height:40px;font-size:12px}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.between{justify-content:space-between}.hero{background:var(--navy);color:white;border-radius:16px;padding:32px;display:grid;grid-template-columns:1.3fr .8fr;gap:24px;position:relative;overflow:hidden}.hero .eyebrow{color:#a4c4ff}.hero h2{font-size:29px;margin:5px 0 12px;max-width:470px}.hero p{color:#c2cfee;font-size:13px;max-width:450px}.hero .btn{background:white;color:var(--navy)}.hero-aside{display:flex;justify-content:end;align-items:center;position:relative}.hero-symbol{font-family:'Noto Sans SC',serif;font-size:116px;line-height:1;color:#b8d3ff;letter-spacing:-8px}.hero-orbit{border:1px solid #ffffff25;width:185px;height:185px;border-radius:50%;display:grid;place-items:center}.hero-mini{position:absolute;bottom:4px;right:0;background:#254680;padding:7px 14px;border:1px solid #ffffff24;border-radius:8px;color:#dbe7ff;font-size:11px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:white;border:1px solid var(--line);border-radius:13px;padding:23px}.stat{padding:20px 23px}.stat-top{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.stat-value{font-size:30px;font-weight:600;line-height:1.4;margin:10px 0 3px;font-variant-numeric:tabular-nums}.stat small{font-size:11px}.icon-tile{height:39px;width:39px;background:var(--tint);color:var(--blue);display:grid;place-items:center;border-radius:10px;margin-bottom:16px}.icon-tile svg{width:20px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:29px 0 13px}.section-head h2{margin:0;font-size:18px}.tool-card{transition:border-color .2s,box-shadow .2s;position:relative}.tool-card:hover{border-color:#a0b9e9;box-shadow:var(--shadow)}.tool-card p{color:var(--muted);font-size:12px}.tool-card .arrow{position:absolute;right:23px;top:26px;color:#8796ae}.pill{display:inline-block;border-radius:5px;padding:3px 8px;background:var(--tint);color:var(--blue);font-size:10px;font-weight:500}.notice{background:var(--tint);border:1px solid #ccddfa;color:#214a93;border-radius:10px;padding:13px 16px;font-size:12px;margin-bottom:20px}.notice.warn{background:#fffbeb;border-color:#f1dfb2;color:#855716}.notice p:last-child{margin-bottom:0}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}.search{flex:1;min-width:210px}.search input{width:100%;border-color:var(--line);padding-left:14px}.check{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:400;min-height:44px}.check input{min-height:auto;accent-color:var(--blue);width:16px;height:16px}.word-list{background:white;border:1px solid var(--line);border-radius:13px;overflow:hidden}.word-row{display:grid;grid-template-columns:40px minmax(140px,1.1fr) minmax(120px,1.2fr) 45px 45px;align-items:center;gap:12px;padding:17px 21px;border-bottom:1px solid #eaf0f7}.word-row:last-child{border:0}.word-number{font-size:11px;color:#8796ab}.word-text{font-size:25px}.word-pinyin{font-size:12px;color:var(--muted)}.word-meaning{font-size:13px}.icon-btn{min-height:42px;min-width:42px;background:transparent;color:var(--muted);border-radius:9px;display:inline-grid;place-items:center}.icon-btn:hover{background:var(--tint);color:var(--blue)}.icon-btn svg{width:19px;height:19px}.word-row.learned{background:#f6fbf8}.word-row.learned .learn-btn{color:var(--green)}.pagination{display:flex;justify-content:center;align-items:center;gap:15px;margin-top:20px;font-size:12px}.mode-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:23px}.mode-tab{background:white;border:1px solid var(--line);border-radius:9px;padding:9px 15px;font-size:12px;min-height:43px;color:var(--muted)}.mode-tab.active{background:var(--tint);color:var(--blue);border-color:#a9c4f5}.study-focus{max-width:760px;margin:auto}.question{background:white;border:1px solid var(--line);border-radius:16px;padding:34px;text-align:center;margin-bottom:18px}.question-hanzi{font-size:68px;line-height:1.6;margin:10px 0}.question-pinyin{font-size:18px;color:var(--muted)}.progress{height:5px;background:#e4eaf4;border-radius:5px;overflow:hidden;margin:18px 0}.progress span{display:block;height:100%;background:var(--blue);transition:width .3s}.choices{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice{background:white;border:1px solid var(--line);border-radius:11px;min-height:68px;padding:14px;font-size:16px;color:var(--ink);transition:border-color .15s,background .15s}.choice:hover:not(:disabled){border-color:var(--blue);background:var(--tint)}.choice.correct{background:#ecfdf5;border:2px solid var(--green);color:#166534}.choice.wrong{background:#fef2f2;border:2px solid var(--red);color:#991b1b}.choice:disabled{opacity:1}.feedback{padding:16px;border-radius:10px;margin-top:16px;border:1px solid var(--line);background:white}.feedback.good{border-color:#86c99c;background:#f0fdf4}.feedback.bad{border-color:#efb4b4;background:#fff7f7}.score{font-size:65px;color:var(--blue);font-weight:600;line-height:1.4}.flashcard{min-height:310px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:background .3s}.flashcard.flipped{background:var(--tint)}.flashcard .hanzi{font-size:64px}.flashcard .meaning{font-size:30px}.segmented{padding:4px;background:#e9eef6;display:inline-flex;border-radius:9px;gap:3px}.segmented button{background:transparent;padding:7px 13px;border-radius:6px;color:var(--muted);font-size:12px;min-height:36px}.segmented button.active{background:white;color:var(--blue);box-shadow:0 2px 6px #162d6210}.empty{text-align:center;padding:45px 20px;color:var(--muted)}.empty h3{color:var(--ink)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-field input,.form-field select,.form-field textarea{display:block;width:100%;margin-top:6px}.form-field{margin-bottom:15px}.social-btn{width:100%;background:white;border:1px solid var(--line);border-radius:9px;padding:12px;display:flex;justify-content:center;align-items:center;gap:12px;min-height:46px;margin:9px 0}.social-logo{font-weight:700;font-size:18px}.google{color:#1d4ed8}.line{background:#06c755;color:white;font-size:9px;padding:3px 5px;border-radius:5px}.divider{display:flex;align-items:center;gap:10px;margin:17px 0;color:var(--muted);font-size:11px}.divider:before,.divider:after{content:'';height:1px;background:var(--line);flex:1}dialog{width:min(480px,calc(100% - 28px));border:1px solid var(--line);border-radius:17px;padding:27px;color:var(--ink);box-shadow:0 30px 100px #10234d30;max-height:90dvh;overflow:auto}dialog::backdrop{background:#0e1d3e80;backdrop-filter:blur(3px)}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.modal-head h2{margin:0;font-size:21px}.dialog-note{font-size:11px;color:var(--muted);margin-top:14px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:middle}th{color:var(--muted);font-weight:500;background:#f8fafd}.status-good{color:var(--green)}.status-warn{color:#9a5d0e}.status-error{color:var(--red)}.subnav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.data-mono{font:11px/1.7 ui-monospace,monospace;word-break:break-all;color:var(--muted)}.canvas-wrap{width:min(100%,340px);aspect-ratio:1;position:relative;margin:20px auto;background:linear-gradient(to right,transparent calc(50% - .5px),#dbe4f0 50%,transparent calc(50% + .5px)),linear-gradient(to bottom,transparent calc(50% - .5px),#dbe4f0 50%,transparent calc(50% + .5px)),white;border:1px solid #b9c8dd}.canvas-wrap canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}.trace-char{position:absolute;inset:0;display:grid;place-items:center;font-size:200px;color:#edf1f8;pointer-events:none}.copy-grid{display:grid;grid-template-columns:repeat(5,1fr);border-left:1px solid #b9c8dd;border-top:1px solid #b9c8dd}.copy-cell{aspect-ratio:1;border-right:1px solid #b9c8dd;border-bottom:1px solid #b9c8dd;display:grid;place-items:center;font-size:48px;background:linear-gradient(45deg,transparent 49.7%,#e9edf5 50%,transparent 50.3%),linear-gradient(-45deg,transparent 49.7%,#e9edf5 50%,transparent 50.3%)}.copy-cell:not(:first-child){color:#d6deea}.lesson-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.lesson-card.active{border-color:#1d4ed8;box-shadow:0 0 0 1px #1d4ed8}.lesson-count{font-size:31px;font-weight:600;color:var(--navy);line-height:1.5}.section-gap{margin-top:22px}.code-block{font-size:12px;line-height:1.8;background:#f3f6fb;padding:15px;border-radius:8px;overflow:auto}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 0;border-bottom:1px solid var(--line)}.setting-row:last-child{border:0}.site-footer{max-width:1400px;margin:auto;padding:20px 40px;color:#7c8ba1;font-size:10px;border-top:1px solid var(--line);display:flex;justify-content:space-between}.mobile-menu{display:none}#toast{position:fixed;bottom:25px;left:calc(50% + 100px);transform:translate(-50%,20px);background:#132c5d;color:white;border-radius:11px;padding:12px 20px;box-shadow:var(--shadow);font-size:13px;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:90vw}#toast.show{opacity:1;transform:translate(-50%,0)}.skip{position:fixed;top:-100px;left:15px;background:white;padding:12px;z-index:200}.skip:focus{top:10px}.fade-in{animation:fade .22s ease-out}@keyframes fade{from{opacity:.2;transform:translateY(5px)}to{opacity:1;transform:none}}.mobile-scrim{display:none}.provider-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}[hidden]{display:none!important}@media(min-width:1600px){main{padding-top:46px}.hero{padding:42px}}@media(max-width:1100px){#sidebar{width:210px;padding-left:12px;padding-right:12px}.shell{margin-left:210px}main,.topbar{padding-left:26px;padding-right:26px}.context-wrap{padding-left:26px;padding-right:26px}.hero{grid-template-columns:1.5fr .7fr}.hero-symbol{font-size:80px}.hero-orbit{width:140px;height:140px}.grid-4{grid-template-columns:repeat(2,1fr)}.lesson-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:800px){#sidebar{transform:translateX(-100%);transition:transform .2s;width:245px}.shell{margin-left:0}.mobile-menu{display:inline-grid}.topbar{height:65px;padding:0 18px;justify-content:initial}.header-actions{margin-left:auto;gap:8px}.draft-badge{display:none}.breadcrumb{font-size:12px}.breadcrumb>span,.breadcrumb{color:var(--muted)}.context-wrap{padding:12px 18px 8px}.context{gap:8px;flex-wrap:wrap}.context label{flex:1;min-width:120px}.context select{width:100%;max-width:100%}.data-status{margin-left:0;font-size:11px;flex:1}.refresh-btn{font-size:11px;padding:7px 10px;min-height:36px}.source-note{font-size:9px}.sidebar-open #sidebar{transform:none}.sidebar-open .mobile-scrim{display:block;position:fixed;inset:0;background:#10234b70;z-index:45}main{padding:25px 18px 35px}h1{font-size:25px}.page-head{align-items:start}.hero{grid-template-columns:1fr;padding:26px}.hero h2{font-size:25px}.hero-aside{display:none}.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}.grid-4{gap:10px}.stat{padding:17px}.stat-value{font-size:25px}.tool-card{display:grid;grid-template-columns:42px 1fr;column-gap:14px;padding:20px}.tool-card .icon-tile{grid-row:span 3;margin:0}.tool-card p{margin:0}.tool-card .text-btn{grid-column:2;text-align:left;padding:4px 0}.word-row{padding:13px;grid-template-columns:25px minmax(90px,1fr) 42px 42px;gap:7px}.word-meaning{grid-column:2;grid-row:2}.word-row>.icon-btn{grid-row:1 / span 2}.word-row>.audio-btn{grid-column:3}.word-row>.learn-btn{grid-column:4}.word-text{font-size:23px}.word-number{align-self:start;padding-top:5px}.question{padding:23px}.question-hanzi{font-size:55px}.choices{gap:9px}.choice{font-size:14px;padding:12px}.form-grid{grid-template-columns:1fr}.lesson-grid{grid-template-columns:1fr 1fr}.lesson-card{padding:17px}.lesson-count{font-size:26px}.page-head .btn{padding:9px 12px;white-space:nowrap}.site-footer{padding:18px;display:block}.site-footer span{display:none}#toast{left:50%;width:max-content;max-width:90vw}.copy-cell{font-size:35px}.trace-char{font-size:160px}}@media(max-width:380px){.lesson-grid{grid-template-columns:1fr}.breadcrumb{display:none}.choices{grid-template-columns:1fr}.context label{min-width:100px}.card{padding:18px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media print{#sidebar,.topbar,.context-wrap,.site-footer,.no-print,.page-head,.subnav,#toast{display:none!important}.shell{margin:0}body{background:white}main{padding:0}.card{border:0;padding:0}.copy-cell{print-color-adjust:exact;-webkit-print-color-adjust:exact}}
#sidebar{overflow-y:auto;overscroll-behavior:contain}.sidebar-bottom{margin-top:24px}.stat-top svg{width:18px;height:18px;flex-shrink:0}.question .btn svg{width:20px}p{overflow-wrap:anywhere}.context select{max-width:230px}.hero .secondary{background:#ffffff12;color:white;border-color:#ffffff40}.hero .secondary:hover{background:#ffffff20}.card form .btn{max-width:100%}
/* AW Chinese PHP edition: shared blue design system. */
:root{color-scheme:light}body{overflow-x:hidden}#sidebar{overflow-y:auto}.shell{min-height:100dvh}.side-label{letter-spacing:.06em}.sidebar-bottom{margin-top:auto}.sidebar-bottom p{line-height:1.65}main{min-height:calc(100dvh - 210px)}.nav-item.active{font-weight:700}.topbar a{font-size:13px}.header-actions .button{font-size:12px}.user-chip{border-radius:999px;background:var(--tint);color:var(--blue);font-weight:700;padding:6px 12px;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu-button{display:none;background:transparent;color:var(--navy);font-size:22px;min-width:42px;min-height:42px}.hero-symbol{font-family:'Noto Sans SC',serif;font-size:135px;color:#b9d4ff;text-align:center;align-self:center;line-height:1}.hero{min-height:255px}.hero p{max-width:520px}.hero .eyebrow{color:#b9d4ff}.hero h2{font-size:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 17px;border-radius:10px;border:1px solid transparent;font-weight:700;font-size:13px;cursor:pointer;text-decoration:none;transition:transform .15s,background-color .15s}.button:hover{transform:translateY(-1px)}.button-primary{background:#1d4ed8;color:#fff}.button-primary:hover{background:#1e40af;color:white}.button-secondary{background:white;border-color:#cbd5e1;color:var(--ink)}.button-light{background:white;color:#1e3a8a}.button-outline-light{background:#ffffff15;color:white;border-color:#ffffff55}.button:disabled{cursor:not-allowed;opacity:.5}.full{width:100%}.text-link{color:#1d4ed8;font-weight:600}.page-head{margin-bottom:20px}.page-head h1{margin-bottom:7px}.page-head p{color:var(--muted);font-size:13px}.section-head a:not(.button){font-size:13px}.tool-card{display:block;color:var(--ink)}.tool-card:hover{color:var(--ink);text-decoration:none}.tool-card p{font-size:12px}.tool-card .icon-tile{font-family:'Noto Sans SC',serif;font-size:23px}.stat .stat-value{font-size:31px}.empty{text-align:center;padding:46px 24px}.practice-grid{grid-template-columns:repeat(auto-fit,minmax(235px,1fr))}.lesson-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.lesson-card h2{font-size:21px;margin:12px 0 4px}.lesson-count{font-size:32px;font-weight:700;color:#1e3a8a}.lesson-card p{font-size:12px}.lesson-card .row{margin-top:20px}.context-wrap select{background:#fff;border:1px solid #9aa9bf;min-width:145px}.context-wrap .data-status{margin-left:5px}.word-list:empty:before{content:'กำลังโหลดคำศัพท์…';display:block;text-align:center;padding:45px;color:var(--muted)}.word-row{grid-template-columns:45px minmax(145px,1.1fr) minmax(160px,1.4fr) 54px}.word-row .word-text{font-size:25px}.word-row .word-pinyin{font-size:12px;color:var(--muted)}.word-row .word-meaning{font-size:13px}.word-row button{min-width:44px;min-height:44px;border-radius:9px;background:#eff6ff;color:#1d4ed8}.word-row button:hover{background:#dbeafe}.word-row .word-number{color:#7a8aa2;font-size:11px}.word-list .empty{border:0}.toolbar input[type=search]{flex:1;min-width:220px;border-color:#9aa9bf}.toolbar .check{display:flex;gap:7px;align-items:center;font-size:13px}.toolbar .check input{min-height:auto;width:17px;height:17px;accent-color:#1d4ed8}.pagination{margin-top:22px}.auth-page{min-height:100dvh;display:grid;place-items:center;padding:24px;background:linear-gradient(130deg,#eff6ff,#f8fafc 45%,white)}.auth-card{background:white;border:1px solid #dbe4f1;box-shadow:0 18px 50px #16336a14;width:min(100%,480px);padding:30px;border-radius:18px}.auth-card .brand{padding:0 0 24px}.auth-card h1{font-size:28px}.auth-card .form-field{font-size:13px;font-weight:600;display:block;margin:17px 0}.auth-card input{width:100%;margin-top:6px}.auth-card .divider{text-align:center;color:var(--muted);margin:20px 0;font-size:12px}.social-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.social-options button{border:1px solid #cbd5e1;background:#f8fafc;min-height:44px;border-radius:9px;color:var(--muted)}.auth-switch{text-align:center;margin:18px 0 8px}.auth-card>.text-link{display:block;text-align:center}.form-field input[type=file]{margin-top:8px;width:100%;border:1px solid #9aa9bf;padding:12px;border-radius:10px;min-height:50px}.bank-number{font-size:29px;letter-spacing:.07em;font-weight:700;color:#1e3a8a;margin:14px 0}.supporters{padding:0}.supporters summary{padding:20px 24px;cursor:pointer;font-weight:700;min-height:54px}.supporters summary:focus-visible{outline:3px solid #1d4ed8;outline-offset:3px}.supporters .id-grid,.supporters>p{margin:0 24px 18px}.id-grid{display:flex;gap:8px;flex-wrap:wrap}.supporter-id{font:600 12px/1.5 ui-monospace,monospace;background:#eff6ff;color:#1e3a8a;border-radius:6px;padding:6px 9px}.provider-row{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}.notice.warn{background:#fffbeb;border-color:#f7dea6;color:#855716}.source-note{display:block;min-height:17px}.source-note:empty{display:none}.site-footer{margin-top:25px}.context .refresh-btn{min-height:40px}.nav-item:focus-visible,.button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #1d4ed8;outline-offset:3px}
@media(max-width:800px){#sidebar{z-index:50}.shell{margin:0}.menu-button{display:inline-grid;place-items:center}.topbar{padding:0 16px}.topbar .breadcrumb{display:none}.header-actions{gap:9px}.header-actions .button{min-height:38px;padding:7px 10px}.hero{min-height:200px}.hero-symbol{display:none}.context-wrap{padding:10px 18px}.context label{min-width:120px}.context-wrap select{min-width:unset;width:100%}.context .refresh-btn{margin:0}.context .data-status{flex-basis:100%;margin:2px 0 0}.word-row{grid-template-columns:27px 1fr 50px;gap:6px}.word-row .word-meaning{grid-column:2;grid-row:2}.word-row button{grid-column:3;grid-row:1/span 2}.auth-card{padding:24px}.hero h2{font-size:25px}}
@media(max-width:390px){.header-actions .button{display:none}.social-options{grid-template-columns:1fr}.bank-number{font-size:24px}}@media(prefers-reduced-motion:reduce){*{animation-duration:0.01ms!important;transition-duration:0.01ms!important;scroll-behavior:auto!important}}
.review-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:18px 0}.review-item{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:10px;padding:12px 14px;background:#f8faff;border:1px solid #e2eaf8;border-radius:9px;font-size:12px}.review-item strong{font:24px 'Noto Sans SC',sans-serif;color:#152e68}.review-item span:last-child{color:#1d4ed8;font-weight:600}@media(max-width:760px){.review-list{grid-template-columns:1fr}}
.nav-group-label{margin:17px 12px 9px;padding-top:14px;border-top:1px solid var(--line);color:#718099;font-size:11px;letter-spacing:.03em}.nav-icon{width:21px;display:inline-flex;justify-content:center;align-items:center;flex:0 0 21px;color:#6f7d90;font-size:18px;line-height:1}.nav-item.active .nav-icon,.nav-item:hover .nav-icon{color:#1d4ed8}#sidebar nav{overflow-y:auto;min-height:0;scrollbar-width:thin}.table-wrap.card{padding:0;overflow:auto}.table-wrap.card table{min-width:630px}.table-wrap.card td,.table-wrap.card th{padding:15px 19px}
.practice-grid .unavailable{opacity:.63;cursor:default}.practice-grid .unavailable:hover{box-shadow:none;border-color:var(--line)}

/* v3: public IA, international auth, and restrained spatial UI */
:root{--radius-sm:9px;--radius-md:13px;--radius-lg:18px;--shadow-float:0 18px 44px rgba(20,46,104,.13)}
.auth-card{width:min(100%,560px)}
.auth-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.auth-grid .form-field{margin-top:10px;margin-bottom:10px}
.optional{font-weight:400;color:var(--muted);font-size:11px}
.auth-note{font-size:11px;line-height:1.6;color:var(--muted);background:#f8fafc;border:1px solid var(--line);padding:10px 12px;border-radius:var(--radius-sm);margin:8px 0 4px}
.tools-hub .tool-card{min-height:220px}
.spatial-card{transform-style:preserve-3d;will-change:transform;transition:transform .22s ease,border-color .2s,box-shadow .2s}
.spatial-card:hover{transform:perspective(900px) translateY(-4px) rotateX(1deg);box-shadow:var(--shadow-float)}
.spatial-card .icon-tile{transform:translateZ(12px)}
.hero-symbol-wrap{position:relative;min-height:180px;display:grid;place-items:center;perspective:700px;isolation:isolate}
.hero-symbol-wrap:before{content:"";position:absolute;width:178px;height:178px;border:1px solid rgba(255,255,255,.13);border-radius:50%;box-shadow:0 0 0 28px rgba(255,255,255,.025)}
.hero-symbol-wrap .hero-symbol{position:relative;z-index:2;text-shadow:0 18px 38px rgba(0,0,0,.18);transform:translateZ(20px)}
.hero-orbit-char{position:absolute;font-family:'Noto Sans SC',sans-serif;color:#fff;font-size:25px;opacity:.46;z-index:1;animation:awFloat 5.5s ease-in-out infinite}
.hero-char-one{left:13%;top:20%}.hero-char-two{right:10%;bottom:18%;animation-delay:-2.2s}
@keyframes awFloat{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,-7px,14px)}}
@media(max-width:800px){.auth-grid{grid-template-columns:1fr}.tools-hub .tool-card{min-height:0}.spatial-card:hover{transform:translateY(-2px)}.hero-symbol-wrap{display:none}}
@media(prefers-reduced-motion:reduce){.hero-orbit-char{animation:none}.spatial-card:hover{transform:none}}

/* v4: professional account/profile, live auth feedback, avatar studio */
:root{--surface-elevated:rgba(255,255,255,.88);--shadow-card:0 12px 36px rgba(20,46,104,.08);--shadow-card-hover:0 22px 55px rgba(20,46,104,.14);--violet:#6d5bd0;--cyan:#0f8ca8}
.card{box-shadow:0 1px 0 rgba(20,46,104,.02);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.card:hover{border-color:#c9d7eb}.section-head.compact{margin-top:0}.button-small{min-height:38px;padding:7px 12px;font-size:12px}.button-danger-outline{background:#fff;color:#b42318;border-color:#fecaca}.button-danger-outline:hover{background:#fff1f2}.auth-card-v4{position:relative;overflow:hidden;box-shadow:0 30px 80px rgba(17,45,95,.14)}.auth-card-v4:before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-75px;top:-75px;background:radial-gradient(circle,#dceaff 0,#dceaff33 58%,transparent 70%);pointer-events:none}.auth-card-v4>.brand,.auth-card-v4>.eyebrow,.auth-card-v4>h1,.auth-card-v4>p,.auth-card-v4>form,.auth-card-v4>.social-options,.auth-card-v4>.divider,.auth-card-v4>.notice,.auth-card-v4>.auth-switch,.auth-card-v4>.text-link{position:relative;z-index:1}.social-options-v4{grid-template-columns:1fr 1fr;margin:20px 0 4px}.social-button{min-height:50px;border:1px solid #d7e0ed!important;background:white!important;border-radius:12px!important;color:var(--ink)!important;display:flex!important;align-items:center;justify-content:center;gap:10px;padding:10px 12px;font-weight:700;text-decoration:none;transition:transform .15s,border-color .15s,box-shadow .15s}.social-button:not(:disabled):hover{transform:translateY(-1px);border-color:#9eb8e8!important;box-shadow:var(--shadow-card)}.social-button.line:not(:disabled){border-color:#bdecc6!important}.social-mark{width:27px;height:27px;border-radius:9px;background:#f1f5f9;display:grid;place-items:center;font-weight:800}.social-button.google .social-mark{background:#f6f7fb;color:#3156a6}.social-button.line .social-mark{background:#06c755;color:white}.social-button small{display:block;font-size:9px;font-weight:500;color:#7b8798}.divider{display:flex;align-items:center;gap:10px}.divider:before,.divider:after{content:"";height:1px;flex:1;background:var(--line)}.divider span{white-space:nowrap}.password-field{position:relative}.password-field input{padding-right:58px}.password-toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:transparent;color:var(--blue);font-size:11px;font-weight:700;padding:8px;border-radius:8px}.field-help{display:block;margin-top:6px;font-size:10px;line-height:1.5;min-height:16px}.field-help.valid{color:#15803d}.field-help.invalid{color:#a3473a}.form-summary{font-size:11px;color:var(--muted);text-align:center;margin:10px 0 0}.form-summary.ready{color:#15803d;font-weight:700}.profile-hero{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:22px;padding:24px 26px;background:linear-gradient(120deg,#fff,#f7faff);box-shadow:var(--shadow-card)}.profile-avatar-large{width:108px;height:108px;border-radius:30px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;color:#fff;box-shadow:0 18px 42px rgba(18,53,112,.18);position:relative;isolation:isolate}.profile-avatar-large:before,.avatar-preview:before{content:"";position:absolute;inset:7px;border-radius:inherit;border:1px solid rgba(255,255,255,.28);z-index:-1}.profile-avatar-large>span{font:700 46px/1 'Noto Sans SC',sans-serif;text-shadow:0 10px 20px rgba(0,0,0,.15)}.profile-avatar-large>small{color:#eef5ff;font-size:9px;margin-top:7px}.profile-avatar-large img{width:100%;height:100%;object-fit:cover}.profile-avatar-large.has-photo:before{display:none}.profile-hero-copy h2{font-size:25px;margin-bottom:4px}.profile-badges{display:flex;gap:7px;flex-wrap:wrap}.account-settings-grid .card{min-height:100%}.connection-list{display:grid;gap:9px}.connection-card{border:1px solid var(--line);border-radius:13px;padding:13px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fbfcfe}.connection-card strong{display:block}.connection-card small{display:block;margin-top:2px}.avatar-studio{overflow:hidden}.avatar-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.avatar-option{margin:0}.avatar-option button{width:100%;border:1px solid var(--line);background:#fff;border-radius:15px;padding:13px;display:flex;align-items:center;gap:10px;text-align:left;color:var(--ink);transition:transform .17s,border-color .17s,box-shadow .17s}.avatar-option button:hover{transform:translateY(-2px);border-color:#9ab7e9;box-shadow:var(--shadow-card)}.avatar-option.selected button{border-color:#5d8de5;background:#f5f9ff;box-shadow:0 0 0 2px #d8e7ff inset}.avatar-option strong{font-size:12px;line-height:1.35}.avatar-option small{display:block;font-size:9px}.avatar-preview{width:54px;height:54px;flex:0 0 54px;border-radius:16px;color:white;display:grid;place-items:center;position:relative;isolation:isolate;box-shadow:inset 0 1px 0 rgba(255,255,255,.34),0 8px 18px rgba(23,53,111,.16);transform:perspective(200px) rotateX(3deg) rotateY(-4deg)}.avatar-preview b{font:700 24px/1 'Noto Sans SC',sans-serif;text-shadow:0 6px 12px rgba(0,0,0,.18)}.avatar-blue{background:linear-gradient(145deg,#2d6fe8,#153a8a)}.avatar-indigo{background:linear-gradient(145deg,#5367dd,#2f357e)}.avatar-sky{background:linear-gradient(145deg,#35a9e7,#3167c5)}.avatar-violet{background:linear-gradient(145deg,#8d6ee8,#5639a2)}.avatar-cyan{background:linear-gradient(145deg,#24a7bf,#176d9a)}.avatar-slate{background:linear-gradient(145deg,#64748b,#27364c)}.avatar-mint{background:linear-gradient(145deg,#41b883,#1d6e61)}.avatar-royal{background:linear-gradient(145deg,#3777ee,#2736a1)}.avatar-spec-link{font-size:10px;color:var(--muted);margin:14px 0 0}.privacy-notice{background:#f8fbff;border:1px solid #d7e5f7;border-radius:14px;padding:15px 16px;margin-bottom:15px}.privacy-notice strong{display:block;color:#1d3e79}.privacy-notice p{font-size:11px;margin:5px 0;color:#52647d}.consent-check{display:flex;align-items:flex-start;gap:10px;padding:13px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:12px;line-height:1.6}.consent-check input{width:18px;height:18px;min-height:auto;margin-top:2px;accent-color:var(--blue)}.photo-upload-card input[type=file]:disabled{background:#f3f4f6;color:#8a94a5}.avatar-option.selected:after{content:"เลือกอยู่";display:block;font-size:9px;color:#1d4ed8;font-weight:700;margin:4px 0 0 6px}
@media(max-width:900px){.avatar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.profile-hero{grid-template-columns:auto 1fr}.profile-hero>.button{grid-column:1/-1;justify-self:start}}
@media(max-width:560px){.social-options-v4{grid-template-columns:1fr}.profile-hero{grid-template-columns:1fr;text-align:center}.profile-avatar-large{margin:auto}.profile-badges{justify-content:center}.profile-hero>.button{justify-self:stretch}.avatar-grid{grid-template-columns:1fr 1fr}.avatar-option button{padding:9px;gap:7px}.avatar-preview{width:46px;height:46px;flex-basis:46px}.connection-card{align-items:flex-start;flex-direction:column}.connection-card .button,.connection-card form{width:100%}.connection-card form .button{width:100%}}
@media(prefers-reduced-motion:reduce){.social-button,.avatar-option button,.avatar-preview{transition:none;transform:none}}

/* AW Avatar Studio v4.1: render bundled 3D art, retaining original ID and form contracts. */
.avatar-preview{overflow:hidden;background:linear-gradient(145deg,#f3f7ff,#e5edfc);transform:none}
.avatar-preview img{display:block;width:100%;height:100%;object-fit:contain;object-position:center;filter:drop-shadow(0 3px 3px rgba(17,45,95,.12))}
.profile-avatar-large:not(.has-photo){background:linear-gradient(145deg,#ecf4ff,#e0ebff)}
.profile-avatar-large:not(.has-photo) img{width:100%;height:100%;object-fit:contain;object-position:center}
.avatar-option button{min-height:94px}
.avatar-preview{width:76px;height:76px;flex-basis:76px;border-radius:18px}
@media(max-width:560px){.avatar-preview{width:65px;height:65px;flex-basis:65px}.avatar-option button{min-height:83px}}