@font-face{font-family:Vazirmatn;src:url(../fonts/Vazirmatn.woff2) format("woff2");font-weight:100 900;font-display:swap}
:root{
  --primary:#0F4C5C;--primary-600:#0B3D4A;--primary-50:#E7F1F3;--primary-100:#CFE3E8;
  --accent:#C9791F;--accent-50:#FFF4E3;--success:#1E7B55;--success-50:#E4F4EC;--danger:#B42318;--danger-50:#FDECEA;--warning:#A15C00;--warning-50:#FFF6E0;
  --bg:#F4F7F8;--surface:#FFFFFF;--surface-2:#F8FAFB;--text:#15232A;--muted:#566670;--border:#DDE5E8;
  --shadow:0 1px 2px rgba(16,40,48,.06),0 4px 16px rgba(16,40,48,.06);--shadow-lg:0 12px 32px rgba(16,40,48,.14);
  --radius:16px;--radius-sm:10px;--ease:cubic-bezier(.2,.8,.2,1);
  --en:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--serif:Georgia,"Times New Roman",serif;
  --nav-h:64px;--top-h:60px;color-scheme:light
}
@media (prefers-color-scheme:dark){:root{
  --primary:#5FB3C6;--primary-600:#7CC6D6;--primary-50:#132E35;--primary-100:#1B3E47;
  --accent:#F0A94A;--accent-50:#3A2A12;--success:#4CC38A;--success-50:#123324;--danger:#F97066;--danger-50:#3A1614;--warning:#F5B94A;--warning-50:#382A10;
  --bg:#0C171B;--surface:#132329;--surface-2:#182C33;--text:#E7EFF1;--muted:#9BB0B7;--border:#24404A;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 4px 16px rgba(0,0,0,.25);--shadow-lg:0 12px 32px rgba(0,0,0,.45);color-scheme:dark
}}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;overflow-x:hidden;font-family:Vazirmatn,Tahoma,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
h1,h2,h3,h4{line-height:1.4;margin:0 0 .5rem}
h1{font-size:1.45rem}h2{font-size:1.2rem}h3{font-size:1.05rem}
p{margin:0 0 .75rem}
.en,[lang=en]{font-family:var(--en);direction:ltr;unicode-bidi:isolate}
.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center}.nowrap{white-space:nowrap}
.icon{width:20px;height:20px;flex:none;vertical-align:middle}
.icon-lg{width:28px;height:28px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
button,.btn,[role=button],a,summary,label[for],select{cursor:pointer}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.topbar{position:sticky;top:0;z-index:40;height:var(--top-h);display:flex;align-items:center;gap:12px;padding:0 16px;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--text);font-size:1.02rem}
.brand:hover{text-decoration:none}
.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(145deg,var(--primary),var(--primary-600));display:grid;place-items:center;color:#fff;font-family:var(--serif);font-weight:700;font-size:1.1rem;box-shadow:var(--shadow)}
.topnav{display:none;gap:4px;margin-inline-start:18px}
.topnav a{display:flex;align-items:center;gap:6px;padding:8px 12px;border-radius:10px;color:var(--muted);font-weight:600;transition:background .2s var(--ease),color .2s var(--ease)}
.topnav a:hover{background:var(--primary-50);color:var(--primary);text-decoration:none}
.topnav a.active{background:var(--primary-50);color:var(--primary)}
.topbar .spacer{flex:1}
.icon-btn{width:42px;height:42px;display:inline-grid;place-items:center;border-radius:12px;border:1px solid transparent;background:transparent;color:var(--text);transition:background .2s var(--ease)}
.icon-btn:hover{background:var(--primary-50);text-decoration:none}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--accent-50);color:var(--accent);font-weight:800}

.container{width:100%;max-width:1120px;margin:0 auto;padding:16px 16px calc(var(--nav-h) + 28px + env(safe-area-inset-bottom,0px))}
.bottomnav{position:fixed;inset-inline:0;bottom:0;z-index:50;height:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);display:grid;grid-template-columns:repeat(5,1fr);background:var(--surface);border-top:1px solid var(--border);box-shadow:0 -4px 16px rgba(16,40,48,.06)}
.bottomnav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:.72rem;font-weight:600;transition:color .2s var(--ease)}
.bottomnav a:hover{text-decoration:none;color:var(--primary)}
.bottomnav a.active{color:var(--primary)}
.bottomnav a.active .icon{stroke-width:2.4}
.bottomnav .icon{width:23px;height:23px}
@media (min-width:1024px){.topnav{display:flex}.bottomnav{display:none}.container{padding-bottom:40px;padding-top:24px}}

.demo-strip{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding:8px 14px;background:var(--accent-50);color:var(--warning);font-size:.86rem;font-weight:600;border-bottom:1px solid var(--border)}
.demo-strip a{font-weight:800;color:var(--accent)}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card+.card{margin-top:14px}
.grid>.card+.card,.row>.card+.card{margin-top:0}
.card-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.card-title h2,.card-title h3{margin:0;display:flex;align-items:center;gap:8px}
.grid{display:grid;gap:14px}
.grid>*{min-width:0}
.g2{grid-template-columns:1fr}.g2m{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}.g4{grid-template-columns:repeat(2,1fr)}
@media (min-width:768px){.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}
.stack>*+*{margin-top:14px}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.between{justify-content:space-between}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 18px;border-radius:12px;border:1px solid transparent;font:inherit;font-weight:700;font-size:.95rem;background:var(--primary);color:#fff;transition:transform .15s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);box-shadow:0 2px 8px color-mix(in srgb,var(--primary) 30%,transparent)}
.btn:hover{background:var(--primary-600);text-decoration:none}
.btn:active{transform:scale(.98)}
.btn[disabled],.btn.disabled{opacity:.55;pointer-events:none}
.btn-accent{background:var(--accent);box-shadow:0 2px 8px color-mix(in srgb,var(--accent) 30%,transparent)}
.btn-accent:hover{background:color-mix(in srgb,var(--accent) 85%,#000)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--border);box-shadow:none}
.btn-ghost:hover{background:var(--primary-50)}
.btn-danger{background:var(--danger);box-shadow:none}
.btn-success{background:var(--success);box-shadow:none}
.btn-sm{min-height:36px;padding:6px 12px;font-size:.85rem;border-radius:10px}
.btn-block{width:100%}
.btn-lg{min-height:54px;font-size:1.05rem;border-radius:14px}

.field{display:block;margin-bottom:14px}
.field>span{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px}
.input,select.input,textarea.input{width:100%;min-height:48px;padding:10px 14px;border:1.5px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);font:inherit;font-size:16px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
textarea.input{min-height:90px;resize:vertical;line-height:1.7}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-50)}
.input.ltr{direction:ltr;text-align:left;font-family:var(--en)}
.input.otp{letter-spacing:.6em;text-align:center;font-size:1.6rem;font-weight:800;direction:ltr;font-family:var(--en)}
.hint{font-size:.82rem;color:var(--muted);margin-top:4px}
.check{display:flex;align-items:center;gap:10px;font-weight:600}
.check input{width:20px;height:20px;accent-color:var(--primary)}

.alert{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;margin-bottom:12px;font-weight:600;font-size:.92rem;border:1px solid transparent;animation:fadeIn .25s var(--ease)}
.alert-success{background:var(--success-50);color:var(--success);border-color:color-mix(in srgb,var(--success) 25%,transparent)}
.alert-error{background:var(--danger-50);color:var(--danger);border-color:color-mix(in srgb,var(--danger) 25%,transparent)}
.alert-info{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100)}
.alert-warning{background:var(--warning-50);color:var(--warning)}

.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:999px;font-size:.76rem;font-weight:700;background:var(--primary-50);color:var(--primary);white-space:nowrap}
.badge-accent{background:var(--accent-50);color:var(--accent)}
.badge-success{background:var(--success-50);color:var(--success)}
.badge-danger{background:var(--danger-50);color:var(--danger)}
.badge-muted{background:var(--surface-2);color:var(--muted);border:1px solid var(--border)}
.chip{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-family:var(--en);font-size:.88rem;direction:ltr;transition:background .2s var(--ease),border-color .2s var(--ease)}
.chip:hover{background:var(--primary-50);border-color:var(--primary-100);text-decoration:none}
.chips{display:flex;flex-wrap:wrap;gap:6px;direction:ltr;justify-content:flex-end}

.hero{position:relative;overflow:hidden;border-radius:20px;padding:22px 20px;background:linear-gradient(140deg,var(--primary) 0%,#16677A 100%);color:#fff;box-shadow:var(--shadow-lg)}
.hero h1{color:#fff;font-size:1.35rem}
.hero p{color:rgba(255,255,255,.86)}
.hero::after{content:"";position:absolute;inset-inline-end:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.07)}
.hero .btn{background:#fff;color:var(--primary);box-shadow:none}
.hero .btn:hover{background:#F1F7F8}
@media (prefers-color-scheme:dark){.hero{background:linear-gradient(140deg,#123B46,#0E5566)}.hero .btn{color:#0F4C5C}}

.kpi{display:flex;align-items:center;gap:12px}
.kpi .kpi-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--primary-50);color:var(--primary);flex:none}
.kpi .kpi-icon.accent{background:var(--accent-50);color:var(--accent)}
.kpi .kpi-icon.success{background:var(--success-50);color:var(--success)}
.kpi .kpi-icon.danger{background:var(--danger-50);color:var(--danger)}
.kpi b{display:block;font-size:1.35rem;line-height:1.2}
.kpi small{color:var(--muted);font-weight:600}

.progress{height:10px;border-radius:999px;background:var(--primary-50);overflow:hidden}
.progress>i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),#2C8FA3);transition:width .6s var(--ease)}
.progress.accent>i{background:linear-gradient(90deg,var(--accent),#E6A452)}

.chart{width:100%;height:auto;display:block}
.chart .grid{stroke:var(--border);stroke-width:1}
.chart .axis{fill:var(--muted);font-size:11px;font-family:Vazirmatn,sans-serif}
.ring .ring-bg{fill:none;stroke:var(--primary-50);stroke-width:12}
.ring .ring-fg{fill:none;stroke:var(--accent);stroke-width:12;stroke-linecap:round;transition:stroke-dashoffset .8s var(--ease)}
.ring .ring-text{fill:var(--text);font-weight:800;font-size:22px;font-family:Vazirmatn,sans-serif}

.suggest{display:flex;gap:12px;align-items:flex-start;padding:12px;border-radius:14px;background:var(--surface-2);border:1px solid var(--border);color:var(--text);transition:border-color .2s var(--ease),transform .2s var(--ease)}
.suggest:hover{border-color:var(--primary-100);text-decoration:none;transform:translateY(-1px)}
.suggest .s-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--accent-50);color:var(--accent);flex:none}
.suggest b{display:block;font-size:.95rem}
.suggest span{display:block;color:var(--muted);font-size:.85rem;line-height:1.7}

.search-box{position:relative}
.search-box .icon{position:absolute;inset-inline-start:14px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.search-box .input{padding-inline-start:44px;min-height:54px;border-radius:14px;font-size:16px}
.results{margin-top:10px;display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
.result{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:14px;background:var(--surface);border:1px solid var(--border);color:var(--text);transition:border-color .2s var(--ease),background .2s var(--ease)}
.result:hover{border-color:var(--primary-100);background:var(--primary-50);text-decoration:none}
.result .hw{font-family:var(--en);font-weight:700;font-size:1.05rem;direction:ltr}
.result .mn{min-width:0;color:var(--muted);font-size:.86rem;flex:1;text-align:start;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.letters{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media (min-width:480px){.letters{grid-template-columns:repeat(6,1fr)}}
@media (min-width:1024px){.letters{grid-template-columns:repeat(9,1fr)}}
.letter{display:flex;flex-direction:column;align-items:center;justify-content:center;aspect-ratio:1;border-radius:16px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);color:var(--text);transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease)}
.letter:hover{transform:translateY(-2px);border-color:var(--primary);text-decoration:none;background:var(--primary-50)}
.letter b{font-family:var(--serif);font-size:1.7rem;color:var(--primary);line-height:1.1}
.letter small{color:var(--muted);font-size:.72rem;font-weight:600}
.letter-bar{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin;direction:ltr}
.letter-bar a{flex:none;min-width:40px;height:40px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--border);background:var(--surface);font-family:var(--serif);font-weight:700;color:var(--text)}
.letter-bar a.active{background:var(--primary);color:#fff;border-color:var(--primary)}

.word-list{display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
.word-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:var(--surface);border:1px solid var(--border);color:var(--text);transition:border-color .2s var(--ease),background .2s var(--ease)}
.word-item:hover{border-color:var(--primary-100);background:var(--primary-50);text-decoration:none}
.word-item .hw{font-family:var(--en);font-weight:700;font-size:1.05rem;direction:ltr;min-width:0}
.word-item .mn{min-width:0;flex:1;color:var(--muted);font-size:.86rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.word-item.locked{opacity:.6}
.box-dot{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-size:.72rem;font-weight:800;background:var(--primary-50);color:var(--primary);flex:none}
.box-dot.m{background:var(--success-50);color:var(--success)}

.word-head{padding:20px;border-radius:20px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow)}
.word-title{font-family:var(--serif);font-size:2.3rem;font-weight:700;color:var(--primary);direction:ltr;text-align:left;line-height:1.2;margin:0}
.word-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;direction:ltr;margin-top:8px}
.ipa{font-family:"Lucida Sans Unicode","Segoe UI",var(--en);color:var(--muted);font-size:1rem;direction:ltr;unicode-bidi:isolate;display:inline-block}
.say-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.say{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 14px;border-radius:12px;border:1.5px solid var(--border);background:var(--surface-2);color:var(--text);font:inherit;font-weight:700;font-size:.9rem;transition:border-color .2s var(--ease),background .2s var(--ease),transform .15s var(--ease)}
.say:hover{border-color:var(--primary);background:var(--primary-50)}
.say:active{transform:scale(.97)}
.say.playing{border-color:var(--accent);background:var(--accent-50);color:var(--accent)}
.say .flag{font-family:var(--en);font-size:.72rem;font-weight:800;padding:1px 6px;border-radius:6px;background:var(--primary);color:#fff}
.say .flag.us{background:var(--accent)}
.say-mini{width:34px;height:34px;display:inline-grid;place-items:center;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--primary);flex:none;transition:background .2s var(--ease)}
.say-mini:hover{background:var(--primary-50)}
.say-mini.playing{background:var(--accent-50);color:var(--accent)}

.sense{padding:16px 0;border-bottom:1px dashed var(--border)}
.sense:last-child{border-bottom:0}
.sense-head{display:flex;gap:10px;align-items:baseline}
.sense-num{flex:none;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:var(--primary);color:#fff;font-weight:800;font-size:.85rem}
.sense-meaning{font-weight:700;font-size:1.02rem}
.pos{font-size:.75rem;font-weight:700;color:var(--accent);background:var(--accent-50);padding:1px 8px;border-radius:6px;margin-inline-end:6px}
.examples{margin-top:10px;display:grid;gap:8px}
.example{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:12px;background:var(--surface-2);border-inline-start:3px solid var(--accent)}
.example .ex-body{flex:1;min-width:0}
.example .ex-en{font-family:var(--serif);font-style:italic;direction:ltr;text-align:left;font-size:1.02rem;line-height:1.7}
.example .ex-fa{color:var(--muted);font-size:.9rem;margin-top:4px}
.example .ex-actions{display:flex;flex-direction:column;gap:6px}
mark{background:transparent;color:var(--primary);font-weight:800;font-style:normal}
.hide-tr .ex-fa{display:none}
.info-rows{display:grid;gap:12px}
.info-row{display:grid;grid-template-columns:92px 1fr;gap:10px;align-items:start}
.info-row>b{font-size:.85rem;color:var(--muted);padding-top:4px}
.tip{padding:12px 14px;border-radius:12px;background:var(--warning-50);border:1px solid color-mix(in srgb,var(--accent) 25%,transparent)}
.tip b{color:var(--accent)}
.tip .en-ex{direction:ltr;text-align:left;font-family:var(--serif);font-style:italic;margin-top:6px}
.word-nav{display:flex;justify-content:space-between;gap:10px;margin-top:14px}
.word-nav a{flex:1;display:flex;align-items:center;gap:8px;padding:12px 14px;border-radius:14px;background:var(--surface);border:1px solid var(--border);color:var(--text);font-family:var(--en);font-weight:700}
.word-nav a.next{justify-content:flex-end}
.word-nav a:hover{border-color:var(--primary);text-decoration:none}
.sticky-actions{position:sticky;bottom:calc(var(--nav-h) + 10px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;gap:8px;margin-top:16px}
@media (min-width:1024px){.sticky-actions{bottom:14px}}
.sticky-actions .btn{flex:1;box-shadow:var(--shadow-lg)}

.boxes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media (min-width:768px){.boxes{grid-template-columns:repeat(6,1fr)}}
.lbox{position:relative;padding:14px 10px;border-radius:16px;text-align:center;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow)}
.lbox .n{font-size:1.5rem;font-weight:800;color:var(--primary);line-height:1.3}
.lbox small{display:block;color:var(--muted);font-size:.75rem;font-weight:600}
.lbox .due{position:absolute;top:-8px;inset-inline-end:-6px;min-width:24px;height:24px;padding:0 6px;border-radius:999px;background:var(--accent);color:#fff;font-size:.72rem;font-weight:800;display:grid;place-items:center}
.lbox.mastered{background:var(--success-50);border-color:color-mix(in srgb,var(--success) 30%,transparent)}
.lbox.mastered .n{color:var(--success)}

.session{max-width:560px;margin:0 auto}
.session-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.session-top .progress{flex:1}
.flashcard:focus:not(:focus-visible){outline:none}
.flashcard{perspective:1400px;min-height:360px;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.flashcard-inner{position:relative;min-height:360px;transform-style:preserve-3d;transition:transform .45s var(--ease)}
.flashcard.flipped .flashcard-inner{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:22px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:22px;display:flex;flex-direction:column;overflow:auto}
.face.front{align-items:center;justify-content:center;text-align:center;gap:10px}
.face.back{transform:rotateY(180deg)}
.face .big{font-family:var(--serif);font-size:2.4rem;font-weight:700;color:var(--primary);direction:ltr;word-break:break-word}
.face .tap-hint{color:var(--muted);font-size:.85rem;margin-top:auto}
.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.card-actions .btn{min-height:58px;font-size:1.02rem}
.swipe-left{animation:swipeL .3s var(--ease) forwards}.swipe-right{animation:swipeR .3s var(--ease) forwards}
@keyframes swipeL{to{transform:translateX(-120%) rotate(-8deg);opacity:0}}
@keyframes swipeR{to{transform:translateX(120%) rotate(8deg);opacity:0}}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.summary{text-align:center;padding:28px 18px}

.pron-stage{text-align:center;padding:26px 18px}
.mic-btn{width:112px;height:112px;border-radius:50%;border:0;background:linear-gradient(145deg,var(--accent),#B8651A);color:#fff;display:inline-grid;place-items:center;box-shadow:0 10px 28px color-mix(in srgb,var(--accent) 40%,transparent);transition:transform .2s var(--ease)}
.mic-btn .icon{width:44px;height:44px}
.mic-btn:active{transform:scale(.96)}
.mic-btn.recording{animation:pulse 1.2s ease-in-out infinite;background:linear-gradient(145deg,var(--danger),#8f1b12)}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 color-mix(in srgb,var(--danger) 45%,transparent)}50%{box-shadow:0 0 0 18px transparent}}
.seg{display:inline-flex;padding:4px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border)}
.seg button{min-height:40px;padding:6px 16px;border:0;border-radius:9px;background:transparent;color:var(--muted);font:inherit;font-weight:700;transition:background .2s var(--ease),color .2s var(--ease)}
.seg button.on{background:var(--surface);color:var(--primary);box-shadow:var(--shadow)}
.score{font-size:3rem;font-weight:900;line-height:1}
.score.excellent{color:var(--success)}.score.good{color:var(--primary)}.score.fair{color:var(--warning)}.score.poor{color:var(--danger)}
.result-panel{margin-top:16px;padding:16px;border-radius:16px;background:var(--surface-2);border:1px solid var(--border);animation:fadeIn .3s var(--ease)}

.table-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--border);background:var(--surface)}
table.table{width:100%;border-collapse:collapse;font-size:.88rem}
.table th,.table td{padding:11px 12px;text-align:start;border-bottom:1px solid var(--border);white-space:nowrap}
.table th{background:var(--surface-2);font-weight:800;color:var(--muted);font-size:.8rem}
.table tr:last-child td{border-bottom:0}
.table tr:hover td{background:var(--primary-50)}
.table td.wrap{white-space:normal}
.pager{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-top:14px}
.pager a,.pager span{min-width:38px;height:38px;padding:0 10px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--border);background:var(--surface);font-weight:700;color:var(--text)}
.pager .cur{background:var(--primary);color:#fff;border-color:var(--primary)}

.auth-wrap{min-height:100dvh;display:grid;place-items:center;padding:20px;background:radial-gradient(1200px 600px at 110% -10%,var(--primary-50),transparent),radial-gradient(900px 500px at -20% 120%,var(--accent-50),transparent),var(--bg)}
.auth-card{width:100%;max-width:430px;background:var(--surface);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow-lg);padding:26px 22px}
.auth-brand{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;margin-bottom:18px}
.auth-brand .brand-mark{width:58px;height:58px;font-size:1.7rem;border-radius:17px}
.auth-brand h1{font-size:1.25rem;margin:4px 0 0}
.choice{display:flex;gap:12px;align-items:center;padding:14px;border-radius:14px;border:1.5px solid var(--border);background:var(--surface);transition:border-color .2s var(--ease),background .2s var(--ease)}
.choice:has(input:checked){border-color:var(--primary);background:var(--primary-50)}
.choice input{accent-color:var(--primary);width:18px;height:18px}
.choice b{display:block}.choice small{color:var(--muted)}

.letter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:8px}
.lg-item{padding:10px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border);text-align:center}
.lg-item b{font-family:var(--serif);font-size:1.3rem;color:var(--primary);display:block}
.lg-item small{color:var(--muted);font-size:.72rem;font-weight:600}
.lg-item .progress{height:6px;margin-top:6px}

.empty{text-align:center;padding:34px 16px;color:var(--muted)}
.empty .icon{width:44px;height:44px;color:var(--primary-100);margin-bottom:8px}
.toast{position:fixed;inset-inline:16px;bottom:calc(var(--nav-h) + 16px + env(safe-area-inset-bottom,0px));z-index:100;max-width:420px;margin:0 auto;padding:12px 16px;border-radius:14px;background:var(--text);color:var(--bg);font-weight:600;box-shadow:var(--shadow-lg);animation:fadeIn .25s var(--ease)}
@media (min-width:1024px){.toast{bottom:24px}}
details.acc{border:1px solid var(--border);border-radius:14px;background:var(--surface);padding:0 14px}
details.acc summary{padding:12px 0;font-weight:800;list-style:none;display:flex;justify-content:space-between;align-items:center}
details.acc summary::-webkit-details-marker{display:none}
details.acc[open] summary{border-bottom:1px solid var(--border);margin-bottom:10px}

.admin{display:grid;grid-template-columns:1fr;min-height:100dvh}
.sidebar{position:fixed;inset-block:0;inset-inline-start:0;width:264px;z-index:60;background:var(--surface);border-inline-end:1px solid var(--border);padding:16px 12px;transform:translateX(100%);transition:transform .25s var(--ease);overflow-y:auto}
.sidebar.open{transform:none;box-shadow:var(--shadow-lg)}
.sidebar .brand{padding:6px 8px 16px}
.side-nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:11px;color:var(--muted);font-weight:700;margin-bottom:2px;transition:background .2s var(--ease),color .2s var(--ease)}
.side-nav a:hover{background:var(--primary-50);color:var(--primary);text-decoration:none}
.side-nav a.active{background:var(--primary);color:#fff}
.side-nav .sep{height:1px;background:var(--border);margin:10px 6px}
.admin-main{min-width:0}
.admin-top{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:10px;height:60px;padding:0 16px;background:color-mix(in srgb,var(--surface) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.admin-content{padding:18px 16px 40px;max-width:1360px;margin:0 auto}
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:55;display:none}
.backdrop.show{display:block}
@media (min-width:1024px){.admin{grid-template-columns:264px 1fr}.sidebar{position:sticky;top:0;height:100dvh;transform:none}.menu-toggle{display:none}}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:14px}
.filters .input{width:auto;min-height:42px;flex:1 1 180px}
.sense-editor{border:1px solid var(--border);border-radius:14px;padding:14px;background:var(--surface-2);margin-bottom:12px}
.ex-editor{display:grid;grid-template-columns:1fr;gap:8px;padding:10px;border-radius:12px;background:var(--surface);border:1px dashed var(--border);margin-top:8px}
@media (min-width:768px){.ex-editor{grid-template-columns:1fr 1fr auto}}
.stat-line{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--border);font-size:.9rem}
.stat-line:last-child{border:0}
.hbar{display:grid;grid-template-columns:90px 1fr 60px;gap:10px;align-items:center;font-size:.85rem;margin-bottom:8px}


.tiles{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width:640px){.tiles{grid-template-columns:repeat(2,1fr)}}
.tile{position:relative;display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:18px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);color:var(--text);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.tile:hover{transform:translateY(-2px);border-color:var(--primary);text-decoration:none}
.tile b{font-size:1.05rem}
.tile span{color:var(--muted);font-size:.88rem;line-height:1.7}
.tile .tile-icon{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--primary-50);color:var(--primary)}
.tile.accent .tile-icon{background:var(--accent-50);color:var(--accent)}
.tile em{position:absolute;top:14px;inset-inline-end:14px;font-style:normal}
.exam-chips{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
@media (min-width:768px){.exam-chips{grid-template-columns:repeat(5,1fr)}}
.exam-chip{width:100%;display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px 8px;border-radius:14px;border:1.5px solid var(--border);background:var(--surface-2);color:var(--text);font:inherit;transition:border-color .2s var(--ease),background .2s var(--ease)}
.exam-chip:hover{border-color:var(--accent);background:var(--accent-50)}
.exam-chip b{font-size:1rem}.exam-chip small{color:var(--muted);font-size:.75rem}
.exam-grid{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:768px){.exam-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1200px){.exam-grid{grid-template-columns:repeat(3,1fr)}}
.exam-card{display:block}
.exam-card input{position:absolute;opacity:0;pointer-events:none}
.exam-card-body{display:flex;flex-direction:column;gap:6px;height:100%;padding:16px;border-radius:16px;border:2px solid var(--border);background:var(--surface);box-shadow:var(--shadow);transition:border-color .2s var(--ease),background .2s var(--ease)}
.exam-card:hover .exam-card-body{border-color:var(--primary-100)}
.exam-card input:checked+.exam-card-body{border-color:var(--accent);background:var(--accent-50)}
.exam-card input:focus-visible+.exam-card-body{outline:3px solid var(--accent);outline-offset:2px}
.exam-title{font-size:1.2rem;color:var(--primary)}
.qcard{padding:20px;border-radius:20px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);animation:fadeIn .25s var(--ease)}
.qprompt{font-family:var(--serif);font-size:1.12rem;line-height:1.9;direction:ltr;text-align:left;margin:10px 0 14px}
.qprompt-q{font-weight:700;margin:6px 0 0;font-size:.95rem}
.qprompt-q.en{direction:ltr;text-align:left;font-family:var(--en)}
.qprompt .blank{display:inline-block;min-width:80px;border-bottom:2px solid var(--accent);color:transparent}
.qprompt u.focus{text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:4px;font-weight:700;color:var(--primary)}
.opts{display:grid;gap:8px}
.opt{display:flex;align-items:center;gap:12px;width:100%;min-height:52px;padding:10px 14px;border-radius:14px;border:1.5px solid var(--border);background:var(--surface-2);color:var(--text);font:inherit;font-family:var(--en);font-size:1rem;direction:ltr;text-align:left;transition:border-color .15s var(--ease),background .15s var(--ease)}
.opt.fa{font-family:Vazirmatn,sans-serif;direction:rtl;text-align:right}
.opt:not(.static):hover{border-color:var(--primary);background:var(--primary-50)}
.opt.selected{border-color:var(--primary);background:var(--primary-50);box-shadow:0 0 0 3px var(--primary-50)}
.opt .opt-key{flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:var(--surface);border:1px solid var(--border);font-family:Vazirmatn,sans-serif;font-weight:800;font-size:.85rem}
.opt.selected .opt-key{background:var(--primary);color:#fff;border-color:var(--primary)}
.opt.static .icon{margin-inline-start:auto}
.opt.right{border-color:var(--success);background:var(--success-50)}
.opt.right .opt-key{background:var(--success);color:#fff;border-color:var(--success)}
.opt.chosen-wrong{border-color:var(--danger);background:var(--danger-50)}
.opt.chosen-wrong .opt-key{background:var(--danger);color:#fff;border-color:var(--danger)}
.qmap{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;justify-content:center}
.qmap button{width:36px;height:36px;border-radius:10px;border:1.5px solid var(--border);background:var(--surface);color:var(--muted);font:inherit;font-weight:800;font-size:.8rem;position:relative}
.qmap button.done{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100)}
.qmap button.cur{border-color:var(--accent);color:var(--accent)}
.qmap button.flag::after{content:"";position:absolute;top:-3px;inset-inline-end:-3px;width:10px;height:10px;border-radius:50%;background:var(--accent);border:2px solid var(--surface)}
.qreview{padding:14px;border-radius:16px;border:1px solid var(--border);background:var(--surface-2)}
.qreview.wrong{border-inline-start:4px solid var(--danger)}
.qreview.correct{border-inline-start:4px solid var(--success)}
.qreview.blank{border-inline-start:4px solid var(--muted)}
.qreview .qprompt{font-size:1rem;margin:8px 0 10px}
.qreview .opt{min-height:44px}
.hide-ok .qreview.correct{display:none}
.deck-nav{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:8px;margin-top:14px}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.8rem;color:var(--muted);margin-bottom:6px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:12px;height:12px;border-radius:4px;display:inline-block}
.report-head .score{font-size:1.4rem}
.timer-low{background:var(--danger-50)!important;color:var(--danger)!important;animation:pulseTxt 1s ease-in-out infinite}
@keyframes pulseTxt{50%{opacity:.55}}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}