@font-face{font-family:Study;src:local("Noto Sans Arabic"),local("DejaVu Sans");font-display:swap}
:root{--bg:#f6f7f9;--panel:#fff;--ink:#172439;--muted:#748094;--line:#e6eaf0;--accent:#2869ce;--pale:#edf4ff;--green:#377a66;--red:#b84949;--nav:#172439}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Study,"Segoe UI",Tahoma,Arial,sans-serif;font-size:14px;line-height:1.65}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible{outline:3px solid #8cbafa;outline-offset:3px}button{border:0;background:none;color:inherit}h1,h2,h3,p{margin:0}h1{font-size:29px;line-height:1.4;letter-spacing:-.7px}h2{font-size:18px}h3{font-size:15px}.muted{color:var(--muted)}.small{font-size:12px}.label{font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--muted)}.boot{padding:25vh 20px;text-align:center;font-size:24px;font-weight:700}.boot span{display:block;font-size:14px;font-weight:400;color:var(--muted)}.layout{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--nav);color:#fff;padding:32px 20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}.brand{display:flex;gap:11px;align-items:center;padding:0 10px 31px;font-size:22px;font-weight:800}.brand img{width:38px;height:38px}.brand small{font-size:10px;letter-spacing:2.5px;display:block;font-weight:400;color:#9badc7}.sidebar nav{display:flex;flex-direction:column;gap:6px}.nav{display:flex;align-items:center;gap:12px;border-radius:9px;padding:12px 14px;color:#aebcd0;text-align:start;width:100%}.nav svg{width:19px;height:19px}.nav.active{background:#2a3a52;color:#fff}.nav:hover{color:#fff;background:#24334a}.nav .count{margin-inline-start:auto;font-size:11px;background:#40516b;border-radius:5px;padding:0 6px}.side-bottom{margin-top:auto;border-top:1px solid #334158;padding-top:22px}.avatar{width:34px;height:34px;border-radius:50%;background:#bed6fa;color:#223c60;display:grid;place-items:center;font-weight:800}.profile{display:flex;align-items:center;gap:10px;padding:0 9px}.profile small{display:block;color:#aebcd0}.server-dot{width:6px;height:6px;border-radius:50%;background:#69ae95;display:inline-block;margin-inline-end:4px}.main{min-width:0;padding:0 46px 40px}.topbar{height:82px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);margin-bottom:34px}.breadcrumb{font-size:13px;color:var(--muted)}.breadcrumb b{color:var(--ink);font-weight:500}.top-actions{display:flex;gap:8px;align-items:center}.pill{font-size:11px;padding:4px 10px;border:1px solid var(--line);border-radius:20px;color:var(--muted);background:#fff}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:28px}.page-heading p{margin-top:5px;color:var(--muted)}.button{background:var(--accent);border:1px solid var(--accent);border-radius:7px;color:white;padding:9px 16px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:600;font-size:13px;white-space:nowrap}.button.secondary{background:#fff;border-color:var(--line);color:var(--ink)}.button.ghost{background:none;color:var(--accent);border-color:transparent}.button.danger{background:#fff4f3;color:var(--red);border-color:#efd3d3}.button svg{width:16px;height:16px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}.stat{background:white;border:1px solid var(--line);border-radius:10px;padding:19px 22px}.stat-top{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.stat-top svg{height:18px;width:18px;color:#8ba4c7}.stat b{font-size:31px;line-height:1.8;display:block;font-weight:650;direction:ltr;text-align:right}.stat small{color:var(--muted);font-size:11px}.stat.urgent b{color:var(--red)}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(270px,1fr);gap:24px}.panel{background:white;border:1px solid var(--line);border-radius:10px;overflow:hidden}.panel-head{padding:20px 22px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:10px}.panel-head h2{font-size:16px}.panel-body{padding:20px 22px}.stack{display:flex;flex-direction:column;gap:22px}.today-date{color:var(--muted);font-size:12px}.section-title{display:flex;justify-content:space-between;align-items:center;margin:30px 0 16px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.course-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;text-align:start;display:flex;flex-direction:column;gap:13px}.course-card:hover{border-color:#94b8ee}.course-icon{width:39px;height:39px;border-radius:10px;background:var(--pale);color:var(--accent);display:grid;place-items:center}.course-icon svg{width:22px;height:22px}.course-card h3{font-size:16px;overflow-wrap:anywhere}.course-card .meta{font-size:11px;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px;border-top:1px solid var(--line);padding-top:12px}.course-card .meta span{display:flex;gap:5px;align-items:center}.course-card .meta svg{width:13px;height:13px}.tag{font-size:10px;color:var(--accent);background:var(--pale);border-radius:4px;padding:2px 7px;display:inline-block;width:fit-content}.tag.green{color:var(--green);background:#edf6f2}.tag.red{color:var(--red);background:#fbefef}.task-row{display:flex;gap:12px;align-items:flex-start;padding:16px 22px;border-bottom:1px solid var(--line)}.task-row:last-child{border:0}.check{flex:0 0 19px;width:19px;height:19px;border:1.5px solid #c8d1df;border-radius:6px;margin-top:4px;padding:0;display:grid;place-items:center;font-size:12px}.check.done{background:var(--green);border-color:var(--green);color:white}.task-main{flex:1;min-width:0}.task-title{font-weight:550;text-align:start;padding:0;display:block;overflow-wrap:anywhere}.task-title.done{text-decoration:line-through;color:var(--muted)}.task-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-top:5px}.deadline{font-size:11px;color:var(--muted);white-space:nowrap}.deadline.overdue{color:var(--red)}.empty{padding:30px 22px;text-align:center;color:var(--muted);font-size:13px}.empty svg{width:30px;height:30px;margin-bottom:9px;color:#9aadc8}.empty b{display:block;color:var(--ink);margin-bottom:5px;font-weight:550}.empty .button{margin-top:15px}.schedule-item{display:flex;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}.schedule-item:last-child{border:0}.schedule-time{direction:ltr;font-size:13px;width:48px;flex-shrink:0;color:var(--accent)}.schedule-time small{display:block;font-size:10px;color:var(--muted)}.schedule-copy{border-inline-start:2px solid #d3e2f7;padding-inline-start:12px;flex:1}.schedule-copy small{color:var(--muted);display:block;font-size:11px}.library-summary{background:var(--nav);color:#fff;border-radius:10px;padding:23px}.library-summary .label{color:#a6bbd6;letter-spacing:1px}.library-summary h2{font-size:21px;margin:8px 0}.library-summary p{color:#b8c6d8;font-size:12px}.library-summary .button{margin-top:17px;background:#2d4260;border-color:#415675}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:20px}.search{position:relative;flex:1;min-width:180px}.search input{width:100%;padding:11px 14px;background:#fff}.filter{display:flex;gap:5px;background:#e9edf3;border-radius:7px;padding:4px}.filter button{padding:5px 14px;border-radius:5px;font-size:12px;color:var(--muted)}.filter button.active{background:#fff;color:var(--ink)}input,select,textarea{border:1px solid #dce2eb;border-radius:7px;padding:9px 11px;background:#fff;color:var(--ink);max-width:100%}input:focus,select:focus,textarea:focus{outline:2px solid #9cc3ff;outline-offset:1px}textarea{resize:vertical;min-height:100px}select{min-height:40px}.file-list{display:flex;flex-direction:column}.file-row{display:flex;align-items:center;gap:13px;padding:15px 20px;border-bottom:1px solid var(--line)}.file-row:last-child{border:0}.file-icon{border:1px solid var(--line);background:#f9fafb;border-radius:7px;width:35px;height:41px;flex-shrink:0;display:grid;place-items:center;font-size:9px;color:var(--accent);font-weight:700}.file-info{flex:1;min-width:0}.file-info a,.file-info button{color:var(--ink);font-weight:550;text-align:start;display:block;padding:0;overflow-wrap:anywhere}.file-info small{color:var(--muted);font-size:10px;display:block;overflow-wrap:anywhere}.icon-button{padding:6px;color:var(--muted);border-radius:5px;display:inline-flex;align-items:center;justify-content:center}.icon-button:hover{background:var(--pale);color:var(--accent)}.icon-button svg{width:17px;height:17px}.week{display:grid;grid-template-columns:repeat(7,minmax(125px,1fr));gap:10px;overflow-x:auto;padding-bottom:10px}.day{min-height:260px;background:#fff;border:1px solid var(--line);border-radius:9px}.day.today{border-color:#98b9eb}.day h3{padding:15px;border-bottom:1px solid var(--line);font-size:13px}.day-slot{padding:11px;margin:9px;border-radius:6px;background:#f1f5fb;text-align:start;width:calc(100% - 18px);display:block}.day-slot b{display:block;font-size:12px}.day-slot small{color:var(--muted);font-size:10px}.day-slot.study{background:#eff6f2}.day-slot time{direction:ltr;display:block;font-size:11px;color:var(--accent)}.notice{padding:13px 17px;background:#edf4ff;border:1px solid #d5e4fa;border-radius:8px;color:#3e618e;font-size:12px;margin-bottom:20px}.notice.warn{background:#fff8ea;border-color:#efdfbd;color:#8b6d30}.settings-block{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px;max-width:850px;margin-bottom:20px}.settings-block p{color:var(--muted);font-size:13px;margin:8px 0 18px}.mount{display:flex;align-items:center;justify-content:space-between;padding:12px;border:1px solid var(--line);border-radius:7px;margin:10px 0;direction:ltr}.form-inline{display:flex;gap:10px}.form-inline select{flex:1}.connection{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px}.connection span{padding:8px 12px;background:#f6f8fb;border-radius:6px;font-size:12px}.login-page{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.login-art{background:var(--nav);color:white;padding:12vh 8vw;display:flex;flex-direction:column;justify-content:center}.login-art img{width:70px;height:70px;margin-bottom:30px}.login-art h1{font-size:42px;max-width:400px;line-height:1.6}.login-art p{margin-top:22px;color:#aebed3;max-width:340px;font-size:15px;line-height:2}.login-form{display:flex;align-items:center;justify-content:center;padding:30px}.login-form form{width:100%;max-width:350px}.login-form h2{font-size:25px;margin-bottom:10px}.login-form p{color:var(--muted);margin-bottom:27px}.login-form input{width:100%;direction:ltr}.login-form .button{width:100%;margin-top:17px;padding:12px}.login-form label{display:block;margin-bottom:8px}.error{color:var(--red);font-size:12px;margin-top:12px}dialog{border:1px solid var(--line);border-radius:13px;padding:0;max-width:650px;width:calc(100% - 30px);max-height:90dvh;color:var(--ink);background:white}dialog::backdrop{background:#17243977;backdrop-filter:blur(2px)}.modal-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:20px 25px}.modal-body{padding:23px 25px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:12px;color:#526175}.field.full{grid-column:1/-1}.field input,.field select,.field textarea{width:100%}.modal-actions{display:flex;gap:9px;justify-content:flex-start;margin-top:24px}.modal-actions .danger{margin-inline-start:auto}.editor{min-height:280px;font-family:monospace;font-size:13px;direction:auto}.note-view{max-width:850px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:30px}.prose{line-height:1.95;overflow-wrap:anywhere}.prose h1,.prose h2,.prose h3{margin:1.3em 0 .6em}.prose p{margin:.8em 0}.prose ul,.prose ol{padding-inline-start:25px}.prose blockquote{background:#f0f5fb;border-inline-start:3px solid #80a7db;margin:20px 0;padding:10px 18px}.prose pre{direction:ltr;text-align:left;overflow-x:auto;padding:18px;background:#172439;color:#e5ecf6;border-radius:7px;font-size:12px;line-height:1.7}.prose code{font-family:monospace}.prose table{border-collapse:collapse;display:block;overflow:auto;max-width:100%;font-size:12px}.prose td,.prose th{border:1px solid var(--line);padding:8px 12px}.prose img{max-width:100%;height:auto}.prose a{overflow-wrap:anywhere}.reader-page{padding:40px max(20px,calc((100vw - 900px)/2))}.reader-page .prose{background:#fff;margin-top:25px;padding:35px;border:1px solid var(--line);border-radius:9px}.back{margin-bottom:14px;padding:0;color:var(--muted);font-size:12px}.pagination{display:flex;justify-content:center;align-items:center;gap:16px;padding:20px;font-size:12px;color:var(--muted)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#172439;color:#fff;padding:12px 22px;border-radius:8px;font-size:13px;z-index:10;display:none;max-width:90vw}#toast.show{display:block}.offline{background:#fff8ea;color:#8b6d30;padding:8px 16px;text-align:center;font-size:12px}.loading{padding:60px;text-align:center;color:var(--muted)}
.course-open{padding:0;text-align:start;display:flex;flex-direction:column;gap:13px;width:100%;flex:1}.course-open .meta{width:100%}.course-card-actions{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:8px;margin-top:auto}.course-card-actions .button{padding:5px 8px;font-size:12px}.course-card-actions .remove{color:var(--red)}.section-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.check{appearance:auto;accent-color:var(--green);cursor:pointer}.day-toolbar{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-bottom:18px}.day-toolbar input{direction:ltr}.day-progress{margin-inline-start:auto;color:var(--muted);font-size:12px}.reminder-banner{background:#edf4ff;border:1px solid #d9e6fa;border-radius:10px;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}.reminder-banner b{font-size:14px}.reminder-banner p{font-size:12px;color:#526e96;margin-top:3px}.quick-task{padding:19px 22px;display:flex;gap:10px;flex-wrap:wrap;border-bottom:1px solid var(--line)}.quick-task input{flex:1;min-width:150px}.quick-task .error{flex-basis:100%;margin:0}.quick-task .error:empty{display:none}.timer-inline{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-top:10px}.timer-inline .button{padding:3px 7px;font-size:11px}.timer-count{font-variant-numeric:tabular-nums;font-family:monospace;font-size:14px;color:#6b7d94;background:#f3f5f8;border-radius:5px;padding:2px 7px}.timer-count.running{color:#23745b;background:#eaf6f0}.reminder-quick{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;gap:7px}.reminder-quick .button{font-size:11px;padding:6px 9px}.focus-session{padding:18px;border:1px solid #dce8f9;border-radius:9px;background:#f6f9ff;gap:12px}.focus-session [data-timer-box]{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.focus-session .timer-count{font-size:27px;padding:4px 12px;background:#fff;border:1px solid var(--line)}
.duration-presets{display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}.duration-presets .button{padding:6px 12px;font-size:12px}.checkbox-option{display:flex;align-items:center;gap:9px;font-size:12px;margin:17px 0;color:#526175}.checkbox-option input{width:17px;height:17px;flex:0 0 17px;accent-color:var(--accent)}.duration-field .duration-presets{margin:0}.duration-field .checkbox-option{margin:8px 0 0}#duration-form .field input{width:100%;font-size:20px;font-variant-numeric:tabular-nums}#duration-form .notice{margin-top:18px}
@media(max-width:720px){.day-progress{margin-inline-start:0;width:100%}.day-toolbar .button{font-size:11px;padding:8px 10px}.reminder-banner{padding:16px;align-items:flex-start;flex-direction:column;gap:12px}.quick-task{padding:15px}.task-meta{gap:6px}.section-title{gap:10px;flex-wrap:wrap}}
@media(min-width:1500px){.main{padding-inline:65px}.dashboard-grid{grid-template-columns:minmax(0,1.65fr) minmax(300px,1fr)}}
@media(max-width:1150px){.layout{grid-template-columns:200px minmax(0,1fr)}.sidebar{padding-inline:12px}.main{padding-inline:25px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-grid{grid-template-columns:1fr}.stack{display:grid;grid-template-columns:1fr 1fr}.stats{gap:10px}.stat{padding:16px}.stat-top{font-size:11px}}
@media(max-width:720px){.layout{display:block}.sidebar{position:sticky;z-index:3;height:auto;top:0;padding:10px 12px}.brand{font-size:18px;padding:0 4px 10px}.brand img{width:30px;height:30px}.brand small{display:none}.sidebar nav{flex-direction:row;overflow-x:auto;gap:3px;padding-bottom:2px}.nav{width:auto;white-space:nowrap;padding:8px 10px;gap:5px;font-size:11px}.nav svg{width:16px;height:16px}.nav .count,.side-bottom{display:none}.main{padding:0 18px 30px}.topbar{height:52px;margin-bottom:23px}.pill{font-size:9px;padding:3px 7px}.top-actions{gap:3px}h1{font-size:24px}.page-heading{align-items:flex-start;margin-bottom:22px}.page-heading p{font-size:12px}.page-heading .button{padding:8px 10px;font-size:11px}.stats{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px}.stat{padding:13px 16px}.stat b{font-size:27px}.dashboard-grid{gap:19px}.stack{display:flex;gap:19px}.course-grid{gap:10px}.course-card{padding:16px;gap:10px}.course-card h3{font-size:13px}.panel-head{padding:16px}.panel-head h2{font-size:14px}.task-row{padding:14px 16px}.deadline{font-size:10px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.modal-body{padding:20px}.modal-head{padding:16px 20px}.login-page{grid-template-columns:1fr}.login-art{padding:35px 30px}.login-art img{width:45px;height:45px;margin-bottom:10px}.login-art h1{font-size:26px}.login-art p{margin-top:10px;font-size:12px}.login-form{padding:35px 25px}.file-row{padding:13px;gap:9px}.file-info a,.file-info button{font-size:12px}.settings-block{padding:20px}.reader-page{padding:20px 13px}.reader-page .prose{padding:20px}.form-inline{flex-wrap:wrap}.toolbar{gap:8px}.filter button{padding:5px 10px}.week{grid-template-columns:repeat(7,150px)}.note-view{padding:20px}}

/* ===== Library v2 + note reader (2026-10-21) ===== */
.library{display:grid;grid-template-columns:270px minmax(0,1fr);gap:20px;align-items:start;margin-top:20px}
.library-tree{position:sticky;top:20px;max-height:calc(100vh - 40px);display:flex;flex-direction:column;overflow:hidden}
.library-tree .tree{overflow:auto;padding:6px 8px 12px}
.tree-item{display:flex;align-items:center;gap:8px;width:100%;min-height:38px;padding:6px 10px;border-radius:8px;text-align:start;color:var(--ink);font-size:13px}
.tree-item svg{width:16px;height:16px;flex-shrink:0;color:var(--muted)}
.tree-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tree-item small{color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.tree-item:hover{background:var(--pale)}
.tree-item.active{background:var(--pale);color:var(--accent);font-weight:700}.tree-item.active svg{color:var(--accent)}
.tree-group>summary{list-style:none;display:block}.tree-group>summary::-webkit-details-marker{display:none}
.tree-group>summary .tree-item::before{content:"‹";color:var(--muted);transition:transform .2s;display:inline-block;width:10px}
.tree-group[open]>summary .tree-item::before{transform:rotate(-90deg)}
.tree-children{padding-inline-start:14px;border-inline-start:1px solid var(--line);margin-inline-start:14px}
.library-main{min-width:0;display:flex;flex-direction:column;gap:14px}
.library-main .toolbar{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-size:13px;font-weight:600;color:var(--ink)}
.chip small{color:var(--muted);font-weight:500}.chip.active{background:var(--ink);border-color:var(--ink);color:#fff}.chip.active small{color:#c9d3e3}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.breadcrumb button{color:var(--accent);font-weight:600;padding:4px 2px}
.recent h2,.library-results .results-meta{margin-bottom:10px}
.recent h2{font-size:14px;color:var(--muted);font-weight:700}
.recent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.recent-grid .file-row,.file-grid .file-row{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px;transition:transform .15s,box-shadow .15s}
.recent-grid .file-row:hover,.file-grid .file-row:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(23,36,57,.08)}
.file-group{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.file-group-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;background:#fafbfc;border-bottom:1px solid var(--line)}
.file-group-head button{display:flex;align-items:center;gap:8px;min-width:0;text-align:start;color:var(--ink)}
.file-group-head svg{width:16px;height:16px;color:var(--muted);flex-shrink:0}
.file-group-head .crumbs{display:flex;flex-wrap:wrap;gap:4px;align-items:baseline;font-size:12px;color:var(--muted)}
.file-group-head .crumbs span::after{content:" ‹ "}
.file-group-head .crumbs b{font-size:14px;color:var(--ink)}
.file-group-head small{color:var(--muted);font-size:12px}
.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;padding:12px}
.file-grid .file-row{border-bottom:1px solid var(--line)}
.file-row{transition:background .15s}.file-list .file-row:hover{background:#fafbfd}
.file-info .file-open{display:flex;flex-direction:column;gap:2px;width:100%;text-align:start;color:var(--ink);font-size:13px;padding:2px 0;text-decoration:none}
.file-info .file-open b{font-weight:600;overflow-wrap:anywhere}.file-info .file-open small{font-size:11px;color:var(--muted)}
.file-info .file-open:hover b{color:var(--accent)}
.file-icon{--c:#5d6b80;--b:#eef1f5;width:38px;height:44px;border:0;background:var(--b);color:var(--c);font-size:9px;letter-spacing:.3px;border-radius:8px}
.ft-note .file-icon{--c:#5b3fc4;--b:#efeafe}.ft-pdf .file-icon{--c:#b3261e;--b:#fdeceb}.ft-slides .file-icon{--c:#b5530b;--b:#fff0e3}
.ft-doc .file-icon{--c:#1f5bbf;--b:#e8f0fe}.ft-sheet .file-icon{--c:#18794e;--b:#e6f6ed}.ft-code .file-icon{--c:#0f6b73;--b:#e3f5f6}
.ft-image .file-icon{--c:#a3317a;--b:#fbe8f4}.ft-media .file-icon{--c:#6b4e16;--b:#f6efdf}

/* reader */
.reading-progress{position:fixed;inset-inline:0;top:0;height:3px;z-index:50;pointer-events:none}
.reading-progress span{display:block;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform .1s linear}
.reader{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:28px;align-items:start;margin-top:14px}
.reader-head{margin-bottom:18px}
.reader-crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:var(--muted)}.reader-crumbs i{font-style:normal;opacity:.6}
.reader-head h1{font-size:32px;line-height:1.35;margin:6px 0 10px}
.reader-meta{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;color:var(--muted);font-size:12px}
.reader-actions{display:flex;flex-wrap:wrap;gap:8px}
.reader-toc{position:sticky;top:24px;max-height:calc(100vh - 48px);overflow:auto;padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.reader-toc h2{font-size:12px;color:var(--muted);margin-bottom:8px;letter-spacing:.3px}
.reader-toc nav{display:flex;flex-direction:column}
.reader-toc a{color:var(--ink);font-size:13px;padding:6px 8px;border-radius:6px;line-height:1.5}.reader-toc a:hover{background:var(--pale);text-decoration:none}
.reader-toc .toc-l2{padding-inline-start:18px;color:#3d4a5e}.reader-toc .toc-l3{padding-inline-start:30px;font-size:12px;color:var(--muted)}
.prose.reader-article{margin:0;padding:40px clamp(18px,4vw,56px);border-radius:14px;font-size:16px;line-height:1.9;max-width:none}
.reader-article>*{max-width:78ch;margin-inline:auto}
.reader-article>.code-block,.reader-article>.mermaid-wrap,.reader-article>.table-wrap,.reader-article>.math-display{max-width:96ch}
.prose h1,.prose h2,.prose h3,.prose h4{line-height:1.4;scroll-margin-top:20px}
.prose h1{font-size:26px;margin:1.6em auto .6em}.prose h2{font-size:21px;margin:1.6em auto .55em;padding-bottom:.3em;border-bottom:1px solid var(--line)}
.prose h3{font-size:17px;margin:1.4em auto .5em}.prose h4{font-size:15px;margin:1.2em auto .4em}
.prose>:first-child{margin-top:0}
.prose p{margin:.75em auto}
.prose ul,.prose ol{padding-inline-start:1.6em}.prose li{margin:.25em 0}.prose li>p{margin:.2em 0}
.prose strong{font-weight:700;color:#0e1a2c}
.prose mark{background:#fff1a8;color:inherit;padding:0 .2em;border-radius:3px}
.prose s{color:var(--muted)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em auto}
.prose :not(pre)>code{direction:ltr;unicode-bidi:isolate;background:#f1f3f7;border:1px solid #e3e7ee;border-radius:5px;padding:.1em .4em;font-size:.88em;font-family:ui-monospace,"JetBrains Mono",Consolas,monospace}
.prose blockquote{background:#f6f8fb;border:0;border-inline-start:3px solid #b9c7da;border-radius:0 8px 8px 0;margin:1.2em auto;padding:.6em 1.1em;color:#334155}
.prose img{display:block;border-radius:10px;margin:1.2em auto}
.code-block{margin:1.2em auto;border-radius:10px;overflow:hidden;border:1px solid #1f2d44;background:#0f1a2b}
.code-bar{display:flex;justify-content:space-between;align-items:center;padding:6px 12px;background:#172439;color:#9fb0c8;font-size:12px;font-family:ui-monospace,Consolas,monospace}
.copy-code{color:#dbe5f3;font-size:12px;padding:4px 10px;border-radius:6px;background:#22324d}.copy-code:hover{background:#2d4166}
.prose .code-block pre{margin:0;border-radius:0;font-size:13px;line-height:1.7;padding:16px;background:#0f1a2b;color:#e5ecf6}
.prose .code-block pre code.hljs{background:transparent;padding:0}
.table-wrap{overflow-x:auto;margin:1.2em auto;border:1px solid var(--line);border-radius:10px}
.prose .table-wrap table{display:table;width:100%;border-collapse:collapse;font-size:14px;margin:0}
.prose .table-wrap th{background:#f6f8fb;font-weight:700;text-align:start}
.prose .table-wrap td,.prose .table-wrap th{border:0;border-bottom:1px solid var(--line);padding:9px 14px}
.prose .table-wrap tr:last-child td{border-bottom:0}
.mermaid-wrap{margin:1.4em auto;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe;overflow-x:auto;text-align:center}
.mermaid-wrap pre.mermaid{background:none;color:var(--ink);margin:0;padding:0;font-size:13px;white-space:pre}
.mermaid-wrap pre.mermaid[data-processed] svg{max-width:100%;height:auto}
.mermaid-wrap.failed pre.mermaid{text-align:left;color:var(--muted)}
.math-display{overflow-x:auto;overflow-y:hidden;margin:1.2em auto;padding:.4em 0;text-align:center}
.math-inline{unicode-bidi:isolate}
.task-item{list-style:none;position:relative}
.task-box{display:inline-block;width:16px;height:16px;border:2px solid #9aa8bc;border-radius:5px;vertical-align:-3px;margin-inline-end:8px}
.task-box.done{background:var(--green);border-color:var(--green);position:relative}
.task-box.done::after{content:"";position:absolute;inset:1px 4px 3px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.task-item.done{color:var(--muted);text-decoration:line-through}
.callout{--cc:#2869ce;--cb:#eef4fe;margin:1.2em auto;border-radius:10px;background:var(--cb);border-inline-start:4px solid var(--cc);padding:.7em 1.1em}
.callout-title{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--cc)}
.callout-icon{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--cc);color:#fff;font-size:12px;flex-shrink:0}
.callout>p{margin:.4em 0}
.callout.foldable>.callout-title{cursor:pointer;user-select:none}
.callout.foldable>.callout-title::after{content:"⌄";margin-inline-start:auto;transition:transform .2s}
.callout.folded>.callout-title::after{transform:rotate(90deg)}
.callout.folded>:not(.callout-title){display:none}
.callout-tip,.callout-hint,.callout-important{--cc:#0f7b6c;--cb:#e7f6f3}
.callout-success,.callout-check,.callout-done{--cc:#2b7a3d;--cb:#e9f6ec}
.callout-question,.callout-help,.callout-faq{--cc:#a35a00;--cb:#fdf3e4}
.callout-warning,.callout-caution,.callout-attention{--cc:#b45309;--cb:#fdf1e3}
.callout-danger,.callout-error,.callout-failure,.callout-bug{--cc:#b42318;--cb:#fdecea}
.callout-example{--cc:#6941c6;--cb:#f2eefd}.callout-quote,.callout-cite{--cc:#55627a;--cb:#f2f4f7}
.callout-abstract,.callout-summary,.callout-tldr{--cc:#0e7090;--cb:#e6f4f8}.callout-todo{--cc:#2869ce;--cb:#eef4fe}
.reader-page{max-width:900px;margin:0 auto}
.reader-page .reader-title{margin:18px 0 0;font-size:30px}
@media(max-width:1150px){.reader{grid-template-columns:minmax(0,1fr)}.reader-toc{display:none}.library{grid-template-columns:220px minmax(0,1fr)}}
@media(max-width:720px){.library{grid-template-columns:minmax(0,1fr)}.library-tree{position:static;max-height:260px}.reader-head h1{font-size:24px}.prose.reader-article{padding:22px 16px;font-size:15px}.recent-grid{grid-template-columns:minmax(0,1fr)}}
@media(prefers-reduced-motion:reduce){.recent-grid .file-row,.file-grid .file-row,.reading-progress span,.tree-group>summary .tree-item::before{transition:none}}

/* ===== Calm theme (2026-10-21) — warm neutral + sage, IBM Plex Sans Arabic ===== */
@font-face{font-family:"Plex Arabic";font-weight:400;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-arabic-400.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:"Plex Arabic";font-weight:500;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-arabic-500.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:"Plex Arabic";font-weight:600;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-arabic-600.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:"Plex Arabic";font-weight:700 900;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-arabic-700.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:"Plex Arabic";font-weight:400;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-latin-400.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:"Plex Arabic";font-weight:500;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-latin-500.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:"Plex Arabic";font-weight:600;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-latin-600.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
@font-face{font-family:"Plex Arabic";font-weight:700 900;font-display:swap;src:url(/static/vendor/fonts/plex-arabic-latin-700.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212}
:root{--bg:#F7F6F3;--panel:#FFFFFF;--ink:#1F1E1C;--muted:#6B6862;--line:#E8E6E1;--accent:#3F6E5A;--accent-hover:#2F5747;--pale:#E9F0EC;--green:#3F6E5A;--red:#A3402B;--nav:#F7F6F3;--subtle:#F0EEEA;--tint:#CFE0D6;--tint-2:#8DB29E;--tint-3:#A9C4B5;--hover:#EFEDE8;--active:#E6E3DD;--soft:#FAF9F7;--nav-ink:#4A4843;--nav-icon:#8A867E;--danger-bg:#FBE9E4;--danger-line:#F1D3C9;--on-accent:#D5E3DB;--filter:#ECEAE5;--quote:#F4F2EE;--quote-line:#CFC9BF;--quote-ink:#3D3B37;--check:#C9C4BB;--empty-icon:#B9C9BF;--mark:#F6EDB8;--code-bg:#1E201E;--code-bar:#2A2D2A;--code-ink:#B9C1BB;--copy:#3A3E3A;--copy-hover:#4A4F4A;--diagram:#FBFAF8;--chip-small:#D7D3CC;--focus-soft:#FAFCFB;--timer-ink:#5E5B55;--shadow:rgba(31,30,28,.18);--radius:14px;--font:"Plex Arabic";--grey-tag:#efeee9;--soft-2:#f6f8f5}
body{font-family:var(--font),"Plex Arabic",Study,"Segoe UI",Tahoma,Arial,sans-serif;background:var(--bg);color:var(--ink)}
h1{letter-spacing:-.3px;font-weight:600}h2,h3{font-weight:600}
button:focus-visible,a:focus-visible{outline:3px solid var(--tint-2)}
input,select,textarea{border-color:var(--line);border-radius:10px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--tint-2);border-color:var(--accent)}
/* sidebar: light instead of navy */
.sidebar{background:var(--nav);color:var(--ink);border-inline-end:1px solid var(--line)}
.brand{font-weight:700}.brand small{color:var(--muted)}
.nav{color:var(--nav-ink);font-weight:500;border-radius:8px}
.nav svg{color:var(--nav-icon)}
.nav:hover{background:var(--hover);color:var(--ink)}
.nav.active{background:var(--active);color:var(--ink);font-weight:600}.nav.active svg{color:var(--accent)}
.nav .count{background:var(--active);color:var(--nav-ink)}
.avatar{background:var(--pale);color:var(--accent-hover)}
.profile small{color:var(--muted)}
/* surfaces */
.panel,.stat,.course-card,.day,.focus-session{border-radius:var(--radius);border-color:var(--line)}
.panel-head{border-color:var(--subtle)}
.task-row,.file-row{border-color:var(--subtle)}
.stat-top svg{color:var(--tint-2)}
.course-card:hover,.day.today{border-color:var(--tint-2)}
.button{border-radius:10px;font-weight:600}
.button:not(.secondary):not(.ghost):not(.danger):hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.button.danger{background:var(--danger-bg);border-color:var(--danger-line)}
.tag{color:var(--accent-hover);background:var(--pale);border-radius:999px;padding:2px 9px}
.tag.green{color:var(--accent-hover);background:var(--pale)}
.tag.red{color:var(--red);background:var(--danger-bg)}
.check{border-color:var(--check)}
.empty svg{color:var(--empty-icon)}
.filter{background:var(--filter);border-radius:10px}.filter button{border-radius:8px}
.filter button.active{background:#fff;color:var(--ink);font-weight:600}
.schedule-copy{border-color:var(--tint)}
.day-slot{background:var(--subtle);border-radius:10px}
.day-slot.study{background:var(--pale)}
.notice,.reminder-banner{background:var(--pale);border-color:var(--tint);color:var(--accent-hover)}
.connection span{background:var(--subtle)}
.timer-count{color:var(--timer-ink);background:var(--subtle)}
.timer-count.running{color:var(--accent-hover);background:var(--pale)}
.focus-session{background:var(--focus-soft);border-color:var(--tint)}
.chip.active small{color:var(--chip-small)}
.file-group-head{background:var(--soft)}
.file-list .file-row:hover{background:var(--soft)}
.library-summary .label,.library-summary p{color:var(--on-accent)}
.library-summary .button{background:var(--accent-hover);border-color:var(--accent)}
#toast{background:var(--ink);border-radius:10px}
/* login */
.login-art{background:var(--accent-hover)}
.login-art p{color:var(--on-accent)}
/* reader */
.prose strong{color:var(--ink)}
.prose blockquote{background:var(--quote);border-inline-start-color:var(--quote-line);color:var(--quote-ink)}
.prose :not(pre)>code{background:var(--subtle);border-color:var(--line)}
.prose mark{background:var(--mark)}
.code-block{background:var(--code-bg);border-color:var(--code-bar)}
.code-bar{background:var(--code-bar);color:var(--code-ink)}
.prose .code-block pre{background:var(--code-bg)}
.copy-code{background:var(--copy)}.copy-code:hover{background:var(--copy-hover)}
.mermaid-wrap{background:var(--diagram)}
.reader-toc a:hover{background:var(--pale)}
.reader-toc .toc-l2{color:var(--nav-ink)}
.callout{--cc:var(--accent);--cb:var(--pale)}
.library-summary{background:var(--accent-hover);border-radius:14px}
.library-summary .button{background:#FFFFFF;border-color:#FFFFFF;color:var(--accent-hover)}
.library-summary .button:hover{background:var(--pale);border-color:var(--pale)}
/* folder tree v2: chevron toggles, name selects */
.tree-row{display:flex;align-items:center;gap:2px}
.tree-row .tree-item{flex:1;min-width:0}
.tree-toggle{flex:0 0 28px;height:32px;display:grid;place-items:center;border-radius:6px;color:var(--muted)}
.tree-toggle:hover{background:var(--hover);color:var(--ink)}
.tree-toggle svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .15s}
.tree-toggle[aria-expanded="true"] svg{transform:rotate(-90deg)}
[dir="ltr"] .tree-toggle svg{transform:scaleX(-1)}
[dir="ltr"] .tree-toggle[aria-expanded="true"] svg{transform:rotate(90deg)}
.tree-toggle-space{flex:0 0 28px}
.tree-children{padding-inline-start:10px;margin-inline-start:13px}
@media(prefers-reduced-motion:reduce){.tree-toggle svg{transition:none}}
/* weekly review */
.wk-nav{display:flex;gap:8px;flex-wrap:wrap}
.wk-kpi b{font-size:28px;line-height:1.6;text-align:start;direction:inherit}
.wk-delta{display:block;font-size:12px;color:var(--muted)}
.wk-delta.up{color:var(--accent-hover)}.wk-delta.down{color:var(--red)}
.wk-grid{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:18px;align-items:start}
.wk-chart{position:relative;display:flex;align-items:flex-end;gap:12px;height:240px;padding:16px 22px 12px}
.wk-goal{position:absolute;inset-inline:22px;border-top:2px dashed var(--empty-icon);z-index:0}
.wk-day{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:6px;height:100%;position:relative;z-index:1}
.wk-val{font-size:11px;color:var(--nav-ink);font-weight:600;white-space:nowrap}
.wk-bar{width:100%;max-width:48px;border-radius:8px 8px 3px 3px;background:var(--tint-3);transition:height .4s ease}
.wk-bar.hit{background:var(--accent)}
.wk-label{font-size:12px;color:var(--muted)}
.wk-day.today .wk-label{color:var(--ink);font-weight:700}
.wk-courses{display:flex;flex-direction:column;gap:14px}
.wk-course-top{display:flex;justify-content:space-between;gap:10px;font-size:13px;margin-bottom:6px}
.wk-course-top span{color:var(--muted)}
.wk-track{height:9px;border-radius:5px;background:var(--subtle);overflow:hidden}
.wk-track span{display:block;height:100%;border-radius:5px;background:var(--accent)}
.wk-heat{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:4px;direction:ltr}
.wk-heat-col{display:grid;grid-template-rows:repeat(7,1fr);gap:4px}
.wk-cell{display:block;aspect-ratio:1;border-radius:3px;background:var(--subtle);min-width:10px}
.wk-cell.l1{background:var(--tint)}.wk-cell.l2{background:var(--tint-2)}.wk-cell.l3{background:var(--accent)}.wk-cell.future{background:transparent;border:1px dashed var(--line)}
.wk-legend{display:flex;align-items:center;gap:5px;margin-top:12px;font-size:11px;color:var(--muted)}
.wk-legend .wk-cell{width:12px;min-width:12px}
.wk-done{display:flex;gap:12px;align-items:flex-start;padding:11px 20px;border-bottom:1px solid var(--subtle)}
.wk-done b{display:block;font-weight:550;font-size:13px}.wk-done small{color:var(--muted);font-size:11px}
.wk-check{flex:0 0 18px;height:18px;border-radius:5px;background:var(--accent);position:relative;margin-top:2px}
.wk-check::after{content:"";position:absolute;inset:3px 6px 5px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.wk-missed{padding:12px 20px;color:var(--red);font-size:12px}
@media(max-width:1150px){.wk-grid{grid-template-columns:minmax(0,1fr)}}
@media(max-width:720px){.wk-chart{gap:6px;padding:12px 10px 8px}.wk-val{font-size:9px}}
@media(prefers-reduced-motion:reduce){.wk-bar{transition:none}}
.lang-toggle{min-height:36px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-size:13px;font-weight:600;color:var(--ink)}
.lang-toggle:hover{background:var(--subtle)}
.tg-link{display:inline-flex;align-items:center;gap:6px;text-decoration:none;color:#2481cc}
.tg-link:hover{color:#1c6aa8}
[dir="rtl"] .tree-item span{text-align:right}[dir="ltr"] .tree-item span{text-align:left}
[dir="ltr"] .tree-toggle[aria-expanded="true"] svg{transform:rotate(-90deg)}
.wk-short{display:none}
@media(max-width:720px){.wk-long{display:none}.wk-short{display:inline}}
/* in-app assistant */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.assistant-fab{position:fixed;inset-inline-end:24px;bottom:24px;z-index:40;display:flex;align-items:center;gap:8px;min-height:48px;padding:0 18px;border-radius:999px;background:var(--accent);color:#fff;font-weight:600;font-size:14px;box-shadow:0 10px 24px var(--shadow)}
.assistant-fab:hover{background:var(--accent-hover)}
.assistant-fab svg{width:18px;height:18px;fill:#fff}
.assistant-open .assistant-fab{display:none}
.assistant{position:fixed;inset-block:16px;inset-inline-end:16px;z-index:41;width:min(420px,calc(100vw - 32px));display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 60px var(--shadow);overflow:hidden}
.assistant[hidden]{display:none}
.as-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--subtle)}
.as-head b{display:block;font-size:16px}.as-head small{display:block;color:var(--muted);font-size:11px;direction:ltr;text-align:start}
.as-head-actions{display:flex;gap:4px}
.as-icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:var(--muted)}
.as-icon:hover{background:var(--subtle);color:var(--ink)}
.as-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.assistant-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.as-msg{max-width:88%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.8;overflow-wrap:anywhere}
.as-msg.user{align-self:flex-start;background:var(--filter);border-start-start-radius:4px}
.as-msg.bot{align-self:flex-end;background:var(--pale);border-start-end-radius:4px}
.as-actions{list-style:none;margin:8px 0 0;padding:8px 0 0;border-top:1px solid var(--tint);display:flex;flex-direction:column;gap:6px;font-size:13px}
.as-actions li{display:flex;gap:8px;align-items:flex-start}
.as-actions small{display:block;color:var(--muted);font-size:11px}
.as-tick{flex:0 0 16px;height:16px;border-radius:4px;background:var(--accent);position:relative;margin-top:3px}
.as-tick::after{content:"";position:absolute;inset:2px 5px 4px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.as-empty{display:flex;flex-direction:column;gap:8px;color:var(--muted);font-size:13px;line-height:1.8}
.as-empty p{margin:0 0 4px}
.as-suggest{text-align:start;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:var(--soft);color:var(--ink);font-size:13px;line-height:1.6}
.as-suggest:hover{border-color:var(--tint-2);background:var(--pale)}
.as-typing{display:flex;gap:4px;padding:14px}
.as-typing span{width:7px;height:7px;border-radius:50%;background:var(--tint-2);animation:as-dot 1s infinite ease-in-out}
.as-typing span:nth-child(2){animation-delay:.15s}.as-typing span:nth-child(3){animation-delay:.3s}
@keyframes as-dot{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.as-form{display:flex;gap:8px;align-items:flex-end;padding:12px;border-top:1px solid var(--subtle)}
.as-form textarea{flex:1;resize:none;min-height:44px;max-height:140px;font-size:14px;line-height:1.6}
.as-form .button{min-height:44px}
@media(max-width:720px){.assistant{inset:0;width:100%;border-radius:0}.assistant-fab{bottom:16px;inset-inline-end:16px}.assistant-fab span{display:none}.assistant-fab{padding:0 14px}}
@media(prefers-reduced-motion:reduce){.as-typing span{animation:none}}
/* deadline voice reminders */
.voices .voice-stage{border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin:12px 0;background:var(--soft)}
.voice-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.voice-head b{display:block;font-size:14px}.voice-head small{color:var(--muted);font-size:12px}
.voice-clips{display:flex;flex-direction:column;gap:4px;margin:10px 0}
.voice-clip{display:flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--subtle);border-radius:10px;padding:4px 8px;font-size:13px}
.voice-clip span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.voice-clip .as-icon svg{fill:var(--accent);stroke:none}
.voice-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.voice-actions label.button{cursor:pointer}
.voice-actions .button.recording{background:var(--danger-bg);border-color:var(--danger-line);color:var(--red)}
.voice-banner{position:fixed;inset-inline:16px;top:16px;z-index:45;max-width:520px;margin-inline:auto;display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--panel);border:1px solid var(--tint);border-radius:16px;box-shadow:0 16px 40px var(--shadow)}
.voice-banner[hidden]{display:none}
.vb-icon{width:36px;height:36px;border-radius:50%;background:var(--pale);color:var(--accent);display:grid;place-items:center;flex-shrink:0}
.vb-icon svg{width:20px;height:20px}
.vb-text{flex:1;min-width:0;font-size:14px}
.voice-banner .as-icon svg{fill:none;stroke:currentColor;stroke-width:1.8}
/* accounts */
.auth-switch{margin-top:16px;font-size:14px;color:var(--muted)}
.link-button{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px;padding:0}
.login-form small.muted{display:block;margin:-4px 0 10px;font-size:12px}
.login-form input{margin-bottom:12px}
.account-row{display:flex;align-items:center;gap:12px;margin:8px 0 14px}
.account-row b{display:block}.account-row small{color:var(--muted);text-align:start;display:block}
.quota{margin-bottom:18px}.quota small{color:var(--muted);font-size:12px}
.quota-bar{height:8px;border-radius:4px;background:var(--subtle);overflow:hidden;margin-bottom:6px}
.quota-bar span{display:block;height:100%;background:var(--accent);border-radius:4px}
.account-block h3{margin:18px 0 6px;font-size:15px}
.token-box{background:var(--pale);border:1px solid var(--tint);border-radius:12px;padding:12px;margin:10px 0}
.token-box label{font-size:13px;font-weight:600;display:block;margin-bottom:6px}
.token-row{display:flex;gap:8px}.token-row input{flex:1;font-family:ui-monospace,monospace;font-size:12px}
#password-form{display:flex;flex-wrap:wrap;gap:8px}#password-form input{flex:1 1 180px}
.assistant-fab[hidden]{display:none}
.college-box{margin-top:16px;padding:14px;border:1px dashed var(--line);border-radius:10px}.college-box small{display:block;margin-top:8px}.college-fields{margin-top:10px}.college-fields[hidden]{display:none}.college-fields select{width:100%;margin-bottom:10px}.college-join{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));align-items:end;gap:10px}.college-join label{font-size:12px;color:#526175}.college-join select,.college-join input{width:100%}
.ai-guide{background:var(--soft-2);border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin:0 0 16px}.ai-guide summary{cursor:pointer;font-weight:600}.ai-guide ol{margin:12px 0;padding-inline-start:22px;line-height:2}.ai-guide code{background:#fff;border:1px solid var(--line);border-radius:4px;padding:0 5px}
.board-news{margin-top:24px}.board-news-body{display:flex;flex-direction:column}.news-row{display:flex;flex-direction:column;gap:3px;padding:13px 22px;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}.news-row:last-child{border:0}.news-row:hover{background:var(--soft-2);text-decoration:none}.news-title{font-weight:550;overflow-wrap:anywhere}.news-row small{color:var(--muted);font-size:11px}.board-news .loading{padding:24px}
.tag.grey{color:var(--muted);background:var(--grey-tag)}
@media(max-width:720px){.tg-link .tg-label{display:none}}
.field-error{display:block;color:var(--red,#b4473f);font-size:12px;margin:4px 0 8px;line-height:1.5}.field-error[hidden]{display:none}input[aria-invalid],select[aria-invalid],textarea[aria-invalid]{border-color:var(--red,#b4473f)!important;background:#fffafa}input[aria-invalid]:focus,select[aria-invalid]:focus,textarea[aria-invalid]:focus{outline-color:#e7a9a2}input.is-valid,select.is-valid{border-color:#7fb59a}

/* ===== Themes (2026-10-22): هادي (default sage) · وردي · لافندر =====
   Every theme only redefines the tokens above; switch with <html data-theme="rose|lavender">. */
@font-face{font-family:"Readex";font-weight:400;font-display:swap;src:url(/static/vendor/fonts/readex-arabic-400.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}
@font-face{font-family:"Readex";font-weight:500;font-display:swap;src:url(/static/vendor/fonts/readex-arabic-500.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}
@font-face{font-family:"Readex";font-weight:600;font-display:swap;src:url(/static/vendor/fonts/readex-arabic-600.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}
@font-face{font-family:"Readex";font-weight:700 900;font-display:swap;src:url(/static/vendor/fonts/readex-arabic-700.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}
@font-face{font-family:"Readex";font-weight:400;font-display:swap;src:url(/static/vendor/fonts/readex-latin-400.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Readex";font-weight:500;font-display:swap;src:url(/static/vendor/fonts/readex-latin-500.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Readex";font-weight:600;font-display:swap;src:url(/static/vendor/fonts/readex-latin-600.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Readex";font-weight:700 900;font-display:swap;src:url(/static/vendor/fonts/readex-latin-700.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* وردي — Blush Rose */
:root[data-theme="rose"]{--bg:#FFF6F7;--panel:#FFFFFF;--ink:#3A2530;--muted:#7A5A66;--line:#F3DDE3;--accent:#B23F6A;--accent-hover:#8E2C52;--pale:#FBE3EA;--green:#B23F6A;--red:#A8371C;--nav:#FFFFFF;--subtle:#FBEFF2;
  --tint:#F6C9D7;--tint-2:#D9668F;--tint-3:#F2B3C7;--hover:#FCEEF2;--active:#FBE3EA;--soft:#FFF9FA;--nav-ink:#5C4350;--nav-icon:#A8838F;
  --danger-bg:#FDEBE4;--danger-line:#F4CFC2;--on-accent:#FBD9E4;--filter:#F7E6EB;--quote:#FFF0F3;--quote-line:#EBC3CF;--quote-ink:#5C4350;--check:#E2B9C6;--empty-icon:#EBC3CF;
  --mark:#FFE9A8;--code-bg:#2A1E24;--code-bar:#3A2A32;--code-ink:#E7C9D4;--copy:#4A3540;--copy-hover:#5C4350;--diagram:#FFFAFB;--chip-small:#F3D3DE;--focus-soft:#FFFAFB;--timer-ink:#6E4B5A;
  --shadow:rgba(110,40,70,.16);--radius:18px;--font:"Plex Arabic";--grey-tag:#F3EEF0;--soft-2:#FFF6F7}
:root[data-theme="rose"] .button,:root[data-theme="rose"] input,:root[data-theme="rose"] select,:root[data-theme="rose"] textarea{border-radius:12px}
:root[data-theme="rose"] .nav{border-radius:12px}
:root[data-theme="rose"] .nav.active{background:var(--pale);color:var(--accent-hover)}

/* لافندر — Lavender Bloom (Readex Pro, rounder, pink accents inside lilac) */
:root[data-theme="lavender"]{--bg:#F7F3FC;--panel:#FFFFFF;--ink:#2F2540;--muted:#6B5D80;--line:#E6DCF3;--accent:#6A3E9E;--accent-hover:#4F2A7C;--pale:#EDE3F8;--green:#6A3E9E;--red:#B3261E;--nav:#F7F3FC;--subtle:#F3EDFA;
  --tint:#D8C6EF;--tint-2:#9C7BD0;--tint-3:#C9B3E8;--hover:#EFE7F9;--active:#E6DAF5;--soft:#FBF9FE;--nav-ink:#574A6B;--nav-icon:#9A8BB0;
  --danger-bg:#FDECEA;--danger-line:#F5CFCB;--on-accent:#E6DAF5;--filter:#EDE5F7;--quote:#F5EFFC;--quote-line:#D8C6EF;--quote-ink:#463A58;--check:#CBBCE0;--empty-icon:#D8C6EF;
  --mark:#FCE4EF;--code-bg:#231B30;--code-bar:#322743;--code-ink:#D9CCEB;--copy:#44365A;--copy-hover:#574A6B;--diagram:#FBF9FE;--chip-small:#DCD0EC;--focus-soft:#FBF9FE;--timer-ink:#574A6B;
  --shadow:rgba(60,30,100,.16);--radius:24px;--font:"Readex";--grey-tag:#F0ECF5;--soft-2:#F7F3FC;--pink:#C24E83;--pink-pale:#FCE4EF}
:root[data-theme="lavender"] .button,:root[data-theme="lavender"] .nav,:root[data-theme="lavender"] .filter,:root[data-theme="lavender"] .filter button{border-radius:999px}
:root[data-theme="lavender"] input,:root[data-theme="lavender"] select,:root[data-theme="lavender"] textarea{border-radius:14px}
:root[data-theme="lavender"] .nav.active{background:var(--accent);color:#fff}:root[data-theme="lavender"] .nav.active svg{color:#fff}
:root[data-theme="lavender"] .nav.active .count{background:rgba(255,255,255,.22);color:#fff}
:root[data-theme="lavender"] .day.today,:root[data-theme="lavender"] .course-card:hover{border-color:var(--pink)}
:root[data-theme="lavender"] .tag.green{color:#8C2D5B;background:var(--pink-pale)}
:root[data-theme="lavender"] .wk-bar.hit,:root[data-theme="lavender"] .wk-cell.l3{background:var(--accent)}
:root[data-theme="lavender"] .wk-day.today .wk-bar{outline:3px solid var(--pink-pale)}
:root[data-theme="lavender"] .assistant-fab{background:var(--accent)}
:root[data-theme="lavender"] h1,:root[data-theme="lavender"] h2,:root[data-theme="lavender"] h3{font-weight:600;letter-spacing:0}

/* ليلي — Night (warm charcoal, sage accent). Light text on dark panels; accent fills carry dark ink. */
:root[data-theme="dark"]{color-scheme:dark;--bg:#141614;--panel:#1C1F1D;--ink:#E7E5E0;--muted:#A19D95;--line:#2D312E;--accent:#7DB597;--accent-hover:#9CCBB2;--pale:#213029;--green:#7DB597;--red:#EA8D76;--nav:#141614;--subtle:#242825;
  --tint:#2E4A3C;--tint-2:#5C9479;--tint-3:#3D6150;--hover:#232724;--active:#2B302C;--soft:#191C1A;--nav-ink:#CAC6BE;--nav-icon:#8B877F;
  --danger-bg:#3A231D;--danger-line:#5C3529;--on-accent:#B9D3C4;--filter:#232724;--quote:#202421;--quote-line:#3D433E;--quote-ink:#D3D0C9;--check:#4A504B;--empty-icon:#3D5A4B;
  --mark:#5A4E1C;--code-bg:#0F110F;--code-bar:#1A1D1A;--code-ink:#C2CAC4;--copy:#2C302C;--copy-hover:#3A3F3A;--diagram:#1A1D1B;--chip-small:#353A36;--focus-soft:#1A1D1B;--timer-ink:#C2BEB6;
  --shadow:rgba(0,0,0,.5);--grey-tag:#2A2D2B;--soft-2:#1A1E1B;--on-fill:#0E1A14}
:root[data-theme="dark"] .button:not(.secondary):not(.ghost):not(.danger),:root[data-theme="dark"] .check.done,:root[data-theme="dark"] .assistant-fab{color:var(--on-fill)}
:root[data-theme="dark"] .assistant-fab svg{fill:var(--on-fill)}
:root[data-theme="dark"] .wk-check::after,:root[data-theme="dark"] .as-tick::after{border-color:var(--on-fill)}
:root[data-theme="dark"] .chip.active,:root[data-theme="dark"] #toast{color:var(--bg)}
:root[data-theme="dark"] .library-summary,:root[data-theme="dark"] .login-art{background:#1F3329;color:var(--ink)}
:root[data-theme="dark"] .library-summary .button{background:var(--accent);border-color:var(--accent);color:var(--on-fill)}
:root[data-theme="dark"] .filter button.active,:root[data-theme="dark"] .ai-guide code{background:var(--active)}
:root[data-theme="dark"] input[aria-invalid],:root[data-theme="dark"] select[aria-invalid],:root[data-theme="dark"] textarea[aria-invalid]{background:var(--danger-bg)}
:root[data-theme="dark"] :is(.panel,.stat,.course-card,.day,dialog,.note-view,.reader-page .prose,.settings-block,.pill,.button.secondary){background:var(--panel)}
:root[data-theme="dark"] :is(input,select,textarea,.search input,.focus-session .timer-count){background:var(--soft);border-color:var(--line);color:var(--ink)}
:root[data-theme="dark"] :is(.notice.warn,.offline){background:#33290F;border-color:#4D3E17;color:#E6C77A}
:root[data-theme="dark"] .tg-link{color:#5CB3F0}:root[data-theme="dark"] .tg-link:hover{color:#8AC9F5}
:root[data-theme="dark"] .theme-dot{box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
:root[data-theme="dark"] img:not(.login-art img):not(.brand img){filter:brightness(.92)}

/* theme switcher (sits next to عربي/English) */
.theme-switch{display:inline-flex;gap:3px;padding:3px;border-radius:999px;border:1px solid var(--line);background:var(--panel)}
.theme-switch button{min-height:30px;min-width:30px;padding:0 10px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--muted)}
.theme-switch button:hover{background:var(--subtle);color:var(--ink)}
.theme-switch button[aria-pressed="true"]{background:var(--pale);color:var(--accent-hover)}
.theme-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
.theme-dot.sage{background:#3F6E5A}.theme-dot.rose{background:#D9668F}.theme-dot.lavender{background:#9C7BD0}.theme-dot.dark{background:linear-gradient(135deg,#1C1F1D 50%,#7DB597 50%)}
.login-controls{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;margin-bottom:24px}
@media(max-width:720px){.theme-switch .theme-name{display:none}.theme-switch button{padding:0 9px}}

/* show / hide password */
.password-wrap{position:relative;display:block}
[dir="rtl"] .password-wrap input{padding-left:46px!important}[dir="ltr"] .password-wrap input{padding-right:46px!important}
.login-form .password-wrap{margin-bottom:12px}.login-form .password-wrap input{margin-bottom:0}
.pw-toggle{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:var(--muted)}
.pw-toggle:hover{background:var(--subtle);color:var(--ink)}
.pw-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.pw-toggle .eye-off{display:none}.pw-toggle[aria-pressed="true"] .eye-on{display:none}.pw-toggle[aria-pressed="true"] .eye-off{display:block}
#password-form .password-wrap{flex:1 1 180px}#password-form .password-wrap input{width:100%}
.field label,.college-join label{color:var(--muted)}.prose pre{background:var(--code-bg)}
@media(max-width:720px){.topbar{height:auto;min-height:52px;flex-wrap:wrap;gap:8px;padding:8px 0}.top-actions{flex-wrap:wrap;justify-content:flex-end;gap:6px;margin-inline-start:auto}.top-actions .pill{display:none}.theme-switch button{min-height:34px;min-width:34px}}
[dir="rtl"] .pw-toggle{left:4px}[dir="ltr"] .pw-toggle{right:4px}
.login-art .label{color:var(--on-accent);opacity:.8}
:root[data-theme="rose"] .login-art img,:root[data-theme="rose"] .brand img{filter:hue-rotate(185deg) saturate(1.15)}
:root[data-theme="lavender"] .login-art img,:root[data-theme="lavender"] .brand img{filter:hue-rotate(115deg) saturate(1.1)}

/* ===== Study tools (study.js): exams + plan, flashcards, competitive programming, calendar, sharing ===== */
.exam-list{display:flex;flex-direction:column}
.exam-row{display:flex;gap:16px;align-items:center;padding:14px 22px;border-bottom:1px solid var(--line)}.exam-row:last-child{border:0}
.exam-row.past{opacity:.7}.exam-main{min-width:0;flex:1}
.exam-count{flex:0 0 58px;height:58px;border-radius:var(--radius);background:var(--pale);color:var(--accent-hover);display:grid;place-content:center;text-align:center;line-height:1.1}
.exam-count b{font-size:22px}.exam-count small{font-size:11px}
.exam-row.soon .exam-count{background:var(--danger-bg);color:var(--red)}
.weight{letter-spacing:1px;color:var(--accent);font-size:11px}
.plan-panel .panel-body{padding:18px 22px}.rest-days{border:0;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.rest-days legend{font-size:12px;color:var(--muted);margin-bottom:6px;padding:0}
.chip-check{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:12px;cursor:pointer;background:var(--panel)}
.chip-check:has(input:checked){background:var(--pale);border-color:var(--tint);color:var(--accent-hover)}
.plan-actions{display:flex;flex-wrap:wrap;gap:8px}
.plan-preview{margin-top:14px;padding:16px;border:1px solid var(--tint);border-radius:var(--radius);background:var(--soft)}
.plan-bar{display:grid;grid-template-columns:minmax(120px,1fr) 2fr auto;gap:12px;align-items:center;margin:8px 0;font-size:13px}
.plan-bar span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.past-exams summary{cursor:pointer;list-style:none}.past-exams summary::-webkit-details-marker{display:none}
.home-strip{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 20px}
.strip-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--ink);text-align:start;min-width:0;flex:1 1 200px}
.strip-item svg{width:20px;height:20px;color:var(--accent);flex-shrink:0}.strip-item span{display:flex;flex-direction:column;min-width:0}
.strip-item b{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.strip-item small{color:var(--muted);font-size:11px}
.strip-item.soon{border-color:var(--danger-line);background:var(--danger-bg)}.strip-item.soon svg{color:var(--red)}
.strip-item:hover{border-color:var(--tint)}
.cards-stats{margin-bottom:16px}.cards-stats .stat b{font-size:24px}
.toolbar select{min-width:160px}
.card-row{padding:12px 22px;border-bottom:1px solid var(--line)}.card-row:last-child{border:0}
.card-front{font-weight:600;text-align:start;color:var(--ink);background:none;border:0;padding:0;white-space:pre-wrap;overflow-wrap:anywhere}
.card-front:hover{color:var(--accent)}
.review-card{max-width:720px;margin:0 auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 30px var(--shadow)}
.review-top,.review-bottom{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}
.review-bottom{justify-content:center;margin-top:12px}
.review-front{font-size:21px;font-weight:600;line-height:1.6;margin:26px 0 18px;white-space:pre-wrap;overflow-wrap:anywhere;text-align:center}
.review-back{font-size:16px;line-height:1.8;padding:18px;border-top:1px dashed var(--line);white-space:pre-wrap;overflow-wrap:anywhere;text-align:center;background:var(--soft);border-radius:10px;margin-bottom:16px}
.grade-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.grade-row .button{flex-direction:column;gap:0;min-width:110px;padding:10px 14px;position:relative}
.grade-row .button small{font-weight:500;opacity:.8;font-size:11px}
.grade-row kbd,.review-card kbd{font:inherit;font-size:10px;opacity:.6;border:1px solid currentColor;border-radius:4px;padding:0 4px;margin-inline-start:6px}
.grade-row .button kbd{position:absolute;top:4px;inset-inline-end:6px;margin:0}
.review-done{max-width:720px;margin:0 auto}
.draft-list{display:flex;flex-direction:column;gap:8px;max-height:46vh;overflow:auto;margin-bottom:12px}
.draft{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.draft span{display:flex;flex-direction:column;gap:2px;min-width:0;overflow-wrap:anywhere}.draft span span{color:var(--muted);font-size:13px}
.draft:has(input:checked){border-color:var(--tint);background:var(--soft)}
.cp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin-bottom:16px}
.cp-card{margin:0}.cp-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line)}
.cp-stat{background:var(--panel);padding:14px 20px;display:flex;flex-direction:column;gap:2px}
.cp-stat small{color:var(--muted);font-size:12px}.cp-stat b{font-size:24px;line-height:1.2}.cp-stat>span{font-size:12px;color:var(--muted)}
.cp-tags{display:flex;flex-wrap:wrap;gap:6px;padding:12px 20px;border-top:1px solid var(--line)}
.cp-setup{max-width:none}
.contest-row{display:flex;gap:12px;align-items:center;padding:12px 22px;border-bottom:1px solid var(--line)}.contest-row:last-child{border:0}
.contest-main{flex:1;min-width:0;display:flex;flex-direction:column}.contest-main a{font-weight:600;color:var(--ink);overflow-wrap:anywhere}
.contest-main a:hover{color:var(--accent)}.contest-main small{color:var(--muted);font-size:12px}
.platform{flex:0 0 auto;font-size:11px;font-weight:700;border-radius:6px;padding:2px 8px;direction:ltr}
.platform.codeforces{background:#E8F0FB;color:#1F5BA8}.platform.leetcode{background:#FDF1E1;color:#A35A00}
:root[data-theme="dark"] .platform.codeforces{background:#1D2B3F;color:#8DB8F0}:root[data-theme="dark"] .platform.leetcode{background:#3A2A14;color:#F0B868}
.cf-rank{font-weight:600}.cf-rank.newbie{color:#808080}.cf-rank.pupil{color:#008000}.cf-rank.specialist{color:#03A89E}.cf-rank.expert{color:#3B5BDB}
.cf-rank.candidate-master{color:#A0A}.cf-rank.master,.cf-rank.international-master{color:#E08E00}.cf-rank[class*="grandmaster"]{color:#E03131}
.lc-e{color:#1F9E6A}.lc-m{color:#D08700}.lc-h{color:#D9363E}
.check-line{display:flex;align-items:center;gap:8px;font-size:13px}
.calendar-steps{line-height:1.9;padding-inline-start:20px}
#calendar-url{width:100%;font-size:12px;margin-bottom:8px}
.share-code{font-size:30px;font-weight:700;letter-spacing:6px;text-align:center;padding:14px;border:2px dashed var(--tint);border-radius:var(--radius);background:var(--soft);margin:12px 0;color:var(--accent-hover)}
@media(max-width:720px){.exam-row,.card-row,.contest-row{padding-inline:14px}.plan-bar{grid-template-columns:1fr 1fr;}.plan-bar small{grid-column:1/-1}
  .grade-row .button{min-width:calc(50% - 8px)}.review-card{padding:16px}.review-front{font-size:18px}.contest-row{flex-wrap:wrap}.contest-row .button{margin-inline-start:auto}}
.rest-days .chip-check{display:inline-flex;width:auto;font-size:12px;color:var(--ink)}.rest-days .chip-check input{width:auto;margin:0;font-size:inherit}
.rest-days legend{width:100%}
.plan-actions{flex-direction:row;align-items:center}.plan-actions .button{width:auto}
.check-line input{width:auto!important;font-size:inherit!important}
.draft input{width:auto;margin-top:4px}
.field.rest-days{flex-direction:row;flex-wrap:wrap;align-items:center}.field.plan-actions{flex-direction:row}

/* the overview's running-timer card: the task you are on right now, a big clock and its progress */
.focus-now{margin:0 0 20px;border-color:var(--tint)}
.focus-now.running{border-inline-start:3px solid var(--accent)}
.focus-now-body{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 24px;flex-wrap:wrap}
.focus-now-copy{display:flex;flex-direction:column;align-items:flex-start;gap:6px;min-width:0;flex:1 1 240px}
.focus-now-title{font-size:20px;font-weight:600;color:var(--ink);text-align:start;background:none;border:0;padding:0;overflow-wrap:anywhere;cursor:pointer}
.focus-now-title:hover{color:var(--accent)}
.focus-now-copy small{color:var(--muted);font-size:13px}
.focus-now-clock{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.focus-now-clock .timer-count{font-size:40px;font-weight:600;padding:4px 14px;font-variant-numeric:tabular-nums;color:var(--ink);background:var(--soft);border:1px solid var(--line);border-radius:10px}
.focus-now.running .focus-now-clock .timer-count{color:var(--accent)}
.focus-now-track{height:4px;background:var(--subtle);overflow:hidden}
.focus-now-track span{display:block;height:100%;background:var(--accent);transform-origin:right;transition:transform 1s linear}
[dir="ltr"] .focus-now-track span{transform-origin:left}
.focus-now.paused .focus-now-track span{background:var(--tint-2)}
@media(max-width:720px){.focus-now-body{padding:16px}.focus-now-clock{justify-content:flex-start}.focus-now-clock .timer-count{font-size:32px}}
@media(prefers-reduced-motion:reduce){.focus-now-track span{transition:none}}