*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,select,input{ -webkit-tap-highlight-color:transparent}button,a,select{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button:disabled{cursor:default;opacity:.65}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:white;border-right:1px solid var(--line);padding:36px 24px;display:flex;flex-direction:column}.brand{text-decoration:none;display:flex;align-items:center;font-size:30px;font-weight:800;letter-spacing:-1px}.brand-icon{background:var(--accent);color:white;border-radius:12px;width:42px;height:42px;display:grid;place-items:center;margin-right:12px;font-family:Georgia,serif;font-weight:400}.brand-dot{color:var(--accent)}.brand-caption{font-size:14px;color:var(--muted);margin:12px 0 40px}.role-label{font-size:14px;color:var(--muted);margin-bottom:8px}select{width:100%;border:1px solid var(--line);border-radius:9px;background:white;padding:11px;color:var(--text)}nav{display:grid;gap:8px;margin-top:28px}.nav-button{display:flex;gap:12px;align-items:center;text-align:left;border:0;background:transparent;color:var(--muted);padding:13px;border-radius:9px;font-weight:550}.nav-button.active{background:var(--section);color:var(--accent)}.nav-symbol{position:relative;width:20px;height:20px;flex-shrink:0;display:inline-flex}.nav-symbol svg{width:100%;height:100%}.nav-button.active .nav-symbol{color:var(--accent)}.nav-badge{position:absolute;top:-6px;right:-7px;min-width:15px;height:15px;padding:0 3px;border-radius:999px;background:var(--status-error);color:#fff;font-size:10px;font-weight:700;line-height:15px;text-align:center}.sidebar-bottom{margin-top:auto;display:flex;gap:10px;align-items:center;font-size:14px}.sidebar-bottom small{display:block;color:var(--muted);margin-top:4px}.avatar{width:38px;height:38px;border-radius:50%;background:var(--section);color:var(--accent);display:grid;place-items:center;flex-shrink:0;font-weight:650}.workspace{margin-left:250px}.topbar{height:80px;padding:0 42px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:#fff;font-size:14px;color:var(--muted)}main{max-width:1420px;margin:auto;padding:36px 42px;min-height:calc(100vh - 140px)}h1{font-size:30px;letter-spacing:-.8px;margin:8px 0 10px}h2{font-size:19px;margin:0}h3{font-size:16px;margin:0 0 7px}p{line-height:1.6}small,.muted{color:var(--muted)}.eyebrow{color:var(--accent);font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:28px}.page-heading p{color:var(--muted);margin:0}.button{border:0;border-radius:9px;background:var(--accent);color:white;padding:12px 17px;font-weight:600;font-size:14px;white-space:nowrap}.button:hover{filter:brightness(.95)}.secondary{color:var(--accent);background:var(--section)}
.button.danger{background:var(--status-error)}
.danger-text{color:var(--status-error)}
.task-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.text-button{border:0;background:none;color:var(--accent);font-size:14px;font-weight:600;padding:8px 0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:28px}.stat{padding:22px;background:white;border:1px solid var(--line);border-radius:13px}.stat-label{font-size:14px;color:var(--muted)}.stat-value{font-size:32px;letter-spacing:-1px;font-weight:650;margin:12px 0 4px}.stat small{font-size:13px}.columns{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);gap:24px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:13px;overflow:hidden;margin-bottom:24px}.panel-header{padding:21px 24px;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid var(--line)}.task{padding:23px 24px;border-bottom:1px solid var(--line)}.task:last-child{border-bottom:0}.task-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.tag{font-size:13px;background:var(--section);color:var(--muted);padding:5px 9px;border-radius:5px;display:inline-block}.tag.green{color:var(--status-good);background:var(--status-good-tint)}.tag.orange{color:var(--status-warn);background:var(--status-warn-tint)}.task p{font-size:14px;color:var(--muted);margin:8px 0 18px}.task-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px}.task-meta{font-size:14px;color:var(--muted)}.schedule-date{padding:18px 24px 8px;color:var(--muted);font-size:14px}.lesson{display:flex;gap:16px;padding:18px 24px}.lesson-time{font-size:14px;font-weight:650;width:45px;flex-shrink:0}.lesson-details{border-left:3px solid var(--line);padding-left:16px}.lesson-details p{margin:4px 0;color:var(--muted);font-size:14px}.lesson-details strong{font-size:15px}.tip{padding:22px;background:var(--section);border:1px solid var(--line);border-radius:13px}.tip p{font-size:14px;color:var(--muted);margin:8px 0 0}.student-row{padding:18px 24px;display:flex;gap:13px;align-items:center;border-bottom:1px solid var(--line)}.student-row:last-child{border:0}.student-info{flex:1}.student-info small{display:block;font-size:13px;margin-top:4px}.progress-info{min-width:115px;text-align:right;font-size:14px}.progress-track{height:6px;background:var(--section);border-radius:9px;margin-top:9px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:9px}.week{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;padding:20px}.day{border:1px solid var(--line);border-radius:9px;text-align:center;padding:12px 3px;font-size:14px}.day strong{display:block;font-size:20px;margin-top:8px}.day.selected{background:var(--accent);color:white;border-color:var(--accent)}footer{padding:16px 42px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;gap:15px}dialog{border:1px solid var(--line);border-radius:16px;width:min(560px,calc(100% - 28px));padding:0;color:var(--text);max-height:90vh;overflow-y:auto}dialog::backdrop{background:#1e2f4570}dialog h2{margin-bottom:15px}.dialog-topbar{position:sticky;top:0;display:flex;justify-content:flex-end;padding:16px 16px 0;background:#fff;z-index:5}.dialog-close{width:34px;height:34px;flex-shrink:0;border:0;border-radius:50%;background:var(--section);color:var(--muted);font-size:15px;line-height:1;display:grid;place-items:center;padding:0}.dialog-close:hover{background:var(--line);color:var(--ink)}#dialog-content{padding:4px 28px 0}.close-dialog.button{margin:8px 28px 28px}form{display:grid;gap:16px}form label{display:grid;gap:7px;font-size:14px}input{width:100%;padding:12px;border:1px solid var(--line);border-radius:8px}fieldset{border:1px solid var(--line);border-radius:9px;padding:16px}legend{font-weight:600;font-size:15px;padding:0 5px}.answer{padding:14px;background:var(--section);border-radius:8px;margin:12px 0}.answer.correct{background:var(--status-good-tint)}.answer.wrong{background:var(--status-error-tint)}.answer p{margin:5px 0;font-size:14px}#notice:not(:empty){position:fixed;bottom:22px;right:22px;background:var(--text);color:white;max-width:calc(100% - 44px);padding:14px 20px;border-radius:10px;z-index:10}.skip{position:fixed;top:-80px;left:12px;background:white;padding:12px;z-index:20}.skip:focus{top:10px}.empty{padding:24px;color:var(--muted)}.overview-alert{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 22px;margin-bottom:24px;background:var(--status-warn-tint);border:1px solid var(--status-warn-tint-strong);border-radius:13px}.overview-alert strong{font-size:15px}.task-compact{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 24px;border-bottom:1px solid var(--line)}.task-compact-meta{display:flex;align-items:center;gap:12px;flex-shrink:0}#question-blocks{display:grid;gap:12px}.question-editor{padding:14px 16px}.question-editor-header{display:flex;align-items:center;gap:10px}.question-toggle{flex:1;min-width:0;display:flex;align-items:center;gap:8px;background:none;border:0;padding:2px 0;font:inherit;text-align:left;color:var(--text)}.question-toggle-arrow{color:var(--muted);font-size:11px;width:10px;flex-shrink:0}.question-toggle-title{font-weight:600;font-size:15px;flex-shrink:0}.question-summary{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.question-body{margin-top:14px;display:grid;gap:16px}.question-body[hidden]{display:none}.question-editor.collapsed{padding:6px 16px}.filter-bar{display:flex;align-items:end;gap:16px;flex-wrap:wrap;padding:14px 18px;margin-bottom:20px;background:#fff;border:1px solid var(--line);border-radius:13px}.filter-field{display:flex;flex-direction:column;gap:5px}.filter-field label{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.4px}.filter-field select,.filter-field input{border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:14px;color:var(--text);background:#fff;min-width:0}.filter-bar [data-filter-reset]{padding:8px 0;align-self:center}.hero-band{display:flex;align-items:center;gap:28px;flex-wrap:wrap;padding:22px 24px;margin-bottom:24px;background:var(--accent-tint);border-radius:13px}.hero-label{font-size:13px;color:var(--accent-hover);font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.hero-value{font-size:38px;font-weight:650;letter-spacing:-1px;margin:6px 0 2px;color:var(--accent-hover)}.hero-detail{font-size:13px;color:var(--accent-hover)}.hero-chips{display:flex;gap:10px;margin-left:auto}.hero-chip{background:#fff;border-radius:11px;padding:12px 18px;min-width:88px}.hero-chip-label{font-size:11px;color:var(--muted);font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.hero-chip-value{font-size:20px;font-weight:650;margin-top:4px}.digest-rows{display:grid;gap:10px;padding:16px 24px 20px}.digest-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;text-align:left;border:0;background:var(--section);border-radius:10px;padding:13px 15px;width:100%;transition:background .12s ease}.digest-row:hover{background:var(--section)}.digest-row-main{display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-width:0;font-size:14px;color:var(--ink)}.digest-time{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;font-weight:650;margin-right:6px}.digest-badge{font-size:12px;font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;padding:4px 10px;border-radius:999px;flex-shrink:0}.digest-badge.good{color:var(--status-good);background:var(--status-good-tint)}.digest-badge.warn{color:var(--status-warn);background:var(--status-warn-tint)}.digest-badge.live{color:var(--status-warn);background:var(--status-warn-tint)}
.tag.error{color:var(--status-error);background:var(--status-error-tint)}
.teacher-comment{background:var(--accent-tint);border-radius:10px;padding:14px 16px;margin:12px 0}
.teacher-comment strong{display:block;font-size:12px;color:var(--accent-hover);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px;font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.teacher-comment p{margin:0;font-size:14px;color:var(--text)}
.digest-row.is-upcoming{background:var(--status-warn-tint)}
.digest-row.is-upcoming:hover{background:var(--status-warn-tint-strong)}
.digest-row.is-live{background:var(--status-warn-tint-strong);box-shadow:inset 0 0 0 1.5px var(--status-warn)}
.digest-row.is-live:hover{background:var(--status-warn-tint-strong)}
.digest-row.is-done{background:var(--section)}
.digest-row.is-done:hover{background:#E7E9ED}
.digest-row.is-done .digest-row-main strong{color:var(--muted)}
@media(min-width:1500px){main{padding-top:45px}.task{padding-top:28px;padding-bottom:28px}}
@media(max-width:1100px){.sidebar{width:210px;padding:28px 18px}.workspace{margin-left:210px}main{padding:28px 24px}.topbar{padding:0 24px}.columns{grid-template-columns:1fr}.stats{gap:12px}.stat{padding:18px}footer{padding:16px 24px}}
@media(max-width:680px){.sidebar{position:static;width:100%;padding:18px 18px 0;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 150px;align-items:center;gap:12px}.brand{font-size:25px}.brand-icon{width:35px;height:35px;border-radius:10px}.brand-caption,.role-label,.sidebar-bottom{display:none}nav{position:fixed;left:0;right:0;bottom:0;z-index:20;display:flex;gap:2px;margin:0;background:#fff;border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom));box-shadow:0 -2px 10px rgba(15,23,42,.06)}.nav-button{flex:1;min-width:0;flex-direction:column;gap:4px;padding:6px 2px;font-size:10.5px;line-height:1.15;white-space:normal;text-align:center;border-radius:9px}.nav-symbol{width:20px;height:20px;margin:0 auto}.workspace{margin:0;padding-bottom:76px}#notice:not(:empty){bottom:calc(70px + env(safe-area-inset-bottom))}.topbar{height:55px;padding:0 18px;font-size:13px}main{padding:24px 18px}h1{font-size:26px}.page-heading{align-items:flex-start;flex-direction:column;gap:16px}.page-heading p{font-size:14px}.stats{grid-template-columns:1fr;gap:9px;margin-bottom:20px}.stat{display:grid;grid-template-columns:1fr auto;align-items:center;padding:14px 16px}.stat-value{grid-column:2;grid-row:1/3;margin:0;font-size:28px}.stat small{margin-top:4px}.columns{gap:0}.panel-header,.task{padding:18px}.panel-header h2{font-size:17px}.task-top{align-items:flex-start}.task-bottom{flex-wrap:wrap}.student-row{padding:16px}.progress-info{min-width:80px}.week{padding:14px;gap:4px}.day{font-size:12px}.day strong{font-size:17px}footer{padding:16px 18px;flex-direction:column;gap:5px}dialog{padding:22px}.hero-band{padding:18px}.hero-value{font-size:32px}.hero-chips{margin-left:0;width:100%}.hero-chip{flex:1}.digest-rows{padding:12px 18px 18px}.digest-row{padding:12px}.results-tasks-toolbar{width:100%}.results-tasks-toolbar input[type=search]{width:100%}.accordion-trigger{padding:14px 18px;gap:10px}.accordion-body{padding:0 18px 16px}}
/* Версия 0.2: вход и единый профиль вместо переключателя ролей. */
.profile{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-size:14px}.profile small{display:block;line-height:1.5;margin-top:5px}.profile strong{overflow-wrap:anywhere}.signed-out .sidebar,.signed-out .topbar{display:none}.signed-out .workspace{margin-left:0}.signed-out main{display:grid;place-items:center;min-height:calc(100vh - 70px);padding:40px 20px}.login-card{width:100%;max-width:470px;background:white;border:1px solid var(--line);border-radius:18px;padding:34px}.login-card .brand{margin-bottom:28px}.login-card h1{font-size:28px}.login-modes{display:flex;padding:5px;background:var(--section);border-radius:10px;gap:4px;margin:24px 0}.login-modes button{flex:1;border:0;border-radius:7px;background:transparent;padding:11px 7px;font-size:14px;color:var(--muted)}.login-modes button.active{background:white;color:var(--accent);box-shadow:0 2px 6px #233c5b12}.form-error{color:var(--status-error);margin:0;font-size:14px}.form-error:empty{display:none}.demo-credentials{margin-top:24px;border-top:1px solid var(--line);padding-top:20px;font-size:14px;overflow-wrap:anywhere}.demo-credentials p{margin:8px 0}.demo-credentials small{font-size:13px;line-height:1.6;display:block}.student-summary{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:26px}.student-summary>div{background:white;border:1px solid var(--line);border-radius:13px;padding:22px;display:grid;gap:9px;font-size:14px}.student-summary strong{font-size:28px;letter-spacing:-.7px}.student-summary span:last-child{color:var(--muted)}
/* Тёплый экран приветствия ученика: кольцо прогресса + подбадривающий текст вместо сухих цифр. */
.student-hero{display:flex;align-items:center;gap:26px;flex-wrap:wrap;padding:26px 28px;margin-bottom:14px;background:linear-gradient(135deg,var(--accent-tint),#fff);border:1px solid var(--line);border-radius:16px}
.student-hero-ring{flex-shrink:0;display:flex;filter:drop-shadow(0 2px 6px #1D4ED81a)}
.student-hero-text{flex:1;min-width:200px}
.student-hero-greeting{font-size:24px;font-weight:700;letter-spacing:-.4px;color:var(--ink);margin-bottom:6px}
.student-hero-text p{margin:0 0 8px;font-size:15px;color:var(--text)}
.student-hero-last{margin:0 0 24px;padding:14px 18px;background:var(--section);border-radius:11px;font-size:14px;color:var(--text)}
.student-hero-last strong{color:var(--ink)}
.progress-encouragement{margin:0;padding:16px 24px;font-size:14px;color:var(--text)}
@media(max-width:680px){.sidebar{grid-template-columns:1fr auto}.sidebar>.brand{grid-column:1/-1}.profile{margin:0;font-size:14px}.profile small{font-size:12px}.login-card{padding:24px 20px}.signed-out main{padding:20px 14px}.student-summary{grid-template-columns:1fr;gap:10px}.student-summary>div{padding:18px}.student-summary strong{font-size:25px}#logout{padding:10px 13px}.student-hero{padding:20px;gap:16px}.student-hero-ring svg{width:84px;height:84px}.student-hero-greeting{font-size:20px}}
/* Редактор тестов и фотографии (0.3). */
textarea{font:inherit;width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;resize:vertical;min-height:80px}textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.editor-columns{display:grid;grid-template-columns:1fr 1fr;gap:15px}.question-editor{display:grid;gap:16px;margin:18px 0;min-width:0}.question-image{display:block;max-width:100%;max-height:520px;width:auto;height:auto;object-fit:contain;border-radius:8px;margin:14px 0;background:#fff}.image-preview .question-image{max-height:240px}.choice{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:8px;margin:9px 0;cursor:pointer}.choice input{width:20px;height:20px;flex-shrink:0}.choice span{overflow-wrap:anywhere}.preserve-lines{white-space:pre-wrap;overflow-wrap:anywhere}input[type=file]{font-size:14px;max-width:100%}#dialog:has(#create-form){width:min(760px,calc(100% - 28px))}.question-editor small{font-size:13px;line-height:1.5;display:block;margin-top:7px}@media(max-width:680px){.editor-columns{grid-template-columns:1fr}.question-editor{padding:12px}.question-image{max-height:400px}}

/* Академический синий акцент и сканируемая учебная аналитика. */
.report-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:20px 24px 4px;margin-bottom:14px}.report-metrics span{font-size:14px;color:var(--muted)}.report-metrics strong{display:block;font-size:24px;margin-bottom:5px}@media(max-width:680px){.report-metrics{grid-template-columns:1fr;gap:10px}.report-metrics span{display:flex;gap:12px;align-items:center}.report-metrics strong{margin:0;font-size:21px}}

input[type=radio],input[type=checkbox]{accent-color:var(--accent)}

button.day{background:white;color:inherit;min-height:68px}button.day:hover{background:var(--accent-tint)}button.day.selected{background:var(--accent);color:white}button.day:focus-visible{outline:3px solid var(--accent-light);outline-offset:2px}

/* Академическая типографика: PT Sans с кириллицей и офлайн-подстановкой. */
h1{font-weight:700;letter-spacing:-.35px}h2,h3{font-weight:700}.brand{font-weight:700;letter-spacing:-.5px}.button,.nav-button{font-weight:700}.eyebrow{letter-spacing:1.1px}.stat-value,.student-summary strong{font-weight:700}

/* Персональный знак DK: компактная типографическая монограмма. */
.brand-icon{font-family:"PT Sans","Segoe UI",Arial,sans-serif;font-size:19px;font-weight:700;letter-spacing:-.8px;border-radius:9px}.brand-name{font-size:27px;letter-spacing:.2px;font-weight:700}@media(max-width:680px){.brand-icon{font-size:16px;border-radius:8px}.brand-name{font-size:24px}}

/* Бренд-пак dkadbotai: основной вариант 3a-grid и палитра "Ультрамарин". */
:root{
  font-family:"Space Grotesk","Segoe UI",Arial,system-ui,sans-serif;
  color:#3A465C;
  background:#FFFFFF;
  --accent:#1D4ED8;
  --accent-light:#1D4ED8;
  --accent-hover:#1739A8;
  --accent-tint:#E8EDFC;
  --accent-tint-strong:#D3DCF7;
  --ink:#0F172A;
  --text:#3A465C;
  --muted:#6B7280;
  --icon:#64748B;
  --line:#E3E8F0;
  --ring:#98A2B3;
  --section:#F4F6FA;
  --status-good:#0E7C5A;
  --status-good-tint:#E1F5EC;
  --status-warn:#B45309;
  --status-warn-tint:#FCEEDA;
  --status-warn-tint-strong:#F5DDB3;
  --status-error:#C2334D;
  --status-error-tint:#FBE7EC;
}
body{background:#FFFFFF;color:var(--text)}
h1,h2,h3,.brand{color:var(--ink)}
h1,h2,h3,.brand{font-family:"Space Grotesk","Segoe UI",Arial,system-ui,sans-serif;font-weight:700}
small,.muted,.eyebrow,.tag,.task-meta,.lesson-time,footer,.demo-credentials small{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.workspace{background:#FFFFFF}
.topbar,.sidebar,.panel,.stat,.student-summary>div,.login-card{background:#FFFFFF}
.brand{letter-spacing:0;min-width:0}
.brand-logo{display:block;width:172px;max-width:100%;height:auto}
.login-card .brand-logo{width:236px}
.brand-caption{margin-top:16px}
button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline-color:var(--accent-light)}
.nav-button.active,.avatar,.login-modes,.student-summary>div,.tip,.answer,.tag{background:var(--section)}
.nav-button.active,.text-button,.eyebrow,.brand-dot{color:var(--accent)}
.button,.day.selected,button.day.selected{background:var(--accent);border-color:var(--accent)}
.button:hover{filter:brightness(.97)}
.secondary{background:var(--section);color:var(--accent)}
.panel,.stat,.student-summary>div,.login-card,fieldset,input,textarea,dialog,.day{border-color:var(--line)}
.progress-track{background:var(--section)}
.progress-fill{background:var(--accent)}
.lesson-details{border-left-color:var(--accent-light)}
button.day:hover{background:var(--accent-tint)}
#notice:not(:empty){background:var(--ink)}
dialog::backdrop{background:#0F172A70}
@media(max-width:680px){
  .brand-logo{width:154px}
  .login-card .brand-logo{width:210px}
}
.register-link{margin-top:18px}.request-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.task h3,.profile small,.sidebar-bottom small{overflow-wrap:anywhere}

/* Компактная и информативная сводка в карточке ученика. */
.student-detail-overview{display:grid;gap:18px}
.student-detail-status{display:flex;align-items:center;gap:12px}
.student-detail-status>div{display:grid;gap:3px}
.student-detail-status>div>span{font-size:13px;color:var(--muted)}
.student-metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:12px;overflow:hidden}
.student-metric-grid>div{display:grid;grid-template-columns:1fr auto;align-items:center;gap:3px 12px;padding:14px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.student-metric-grid>div:nth-child(2n){border-right:0}
.student-metric-grid>div:nth-last-child(-n+2){border-bottom:0}
.student-metric-grid span{font-size:12px;color:var(--muted)}
.student-metric-grid strong{grid-column:2;grid-row:1/3;font-size:22px;color:var(--ink)}
.student-metric-grid small{font-size:12px}
.student-detail-facts{display:grid;border-top:1px solid var(--line)}
.student-detail-facts>div{display:grid;grid-template-columns:130px 1fr;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}
.student-detail-facts span{color:var(--muted)}
.student-detail-facts strong{font-weight:600;color:var(--text)}
@media(max-width:680px){.student-metric-grid{grid-template-columns:1fr}.student-metric-grid>div,.student-metric-grid>div:nth-child(2n){border-right:0;border-bottom:1px solid var(--line)}.student-metric-grid>div:last-child{border-bottom:0}.student-detail-facts>div{grid-template-columns:1fr;gap:4px}}

/* Расписание: подсветка текущего урока, переключатель вида, работы учеников, дашборд. */
.lesson.lesson-live{background:var(--status-warn-tint);border-radius:10px;margin:0 -8px;padding:18px 8px 18px 16px}
.lesson.lesson-live .lesson-details{border-left-color:var(--status-warn)}
.week-grid-wrap{padding:20px 24px 24px;overflow-x:auto}
.week-grid{display:grid;grid-template-columns:44px repeat(7,minmax(88px,1fr));border:1px solid var(--line);border-radius:12px;min-width:680px;background:#fff}
.week-grid-corner{border-bottom:1px solid var(--line)}
.week-grid-day{padding:10px 4px;text-align:center;font-size:12px;font-weight:600;color:var(--muted);border-bottom:1px solid var(--line);border-left:1px solid var(--line)}
.week-grid-day strong{display:block;font-size:16px;color:var(--ink);font-weight:700;margin-top:2px}
.week-grid-day.is-today{background:var(--section)}
.week-grid-day.is-today strong{color:var(--accent)}
.week-grid-times{position:relative}
.week-grid-time{font-size:11px;color:var(--muted);text-align:right;padding-right:6px;box-sizing:border-box;border-top:1px solid var(--line);transform:translateY(-6px)}
.week-grid-times .week-grid-time:first-child{border-top:0}
.week-grid-col{position:relative;border-left:1px solid var(--line)}
.week-grid-cell{position:absolute;left:0;right:0;border-top:1px solid var(--line);box-sizing:border-box}
.week-grid-lesson{position:absolute;left:3px;right:3px;background:var(--section);border:0;border-left:3px solid var(--accent);border-radius:6px;padding:4px 6px;font-size:11px;line-height:1.3;text-align:left;overflow:hidden;color:var(--text);cursor:pointer}
.week-grid-lesson strong{display:block;font-size:11px}
.week-grid-lesson span{display:block;color:var(--muted);font-size:10.5px}
.week-grid-lesson:hover{filter:brightness(.97)}
.week-grid-lesson.lesson-live{background:var(--status-warn-tint);border-left-color:var(--status-warn)}
.week-grid-lesson.is-cancelled{opacity:.55;text-decoration:line-through}
.choice-row{display:flex;gap:10px;flex-wrap:wrap}
.choice-row .choice{margin:0;flex:1;min-width:160px;justify-content:center}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip-row:empty{display:none}
.chip{display:inline-flex;align-items:center;gap:2px;background:var(--accent-tint);color:var(--accent-hover);font-size:13px;font-weight:600;padding:7px 5px 7px 13px;border-radius:999px}
.chip-remove{border:0;background:none;color:var(--accent-hover);font-size:16px;line-height:1;width:22px;height:22px;border-radius:50%;padding:0;display:grid;place-items:center}
.chip-remove:hover{background:var(--line)}
.combobox{position:relative;margin-top:10px}
.combobox-list{position:absolute;left:0;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--line);border-radius:9px;max-height:220px;overflow-y:auto;list-style:none;margin:0;padding:6px;z-index:6;box-shadow:0 8px 20px rgba(15,23,42,.1)}
.combobox-list li{list-style:none}
.combobox-option{display:block;width:100%;text-align:left;border:0;background:none;padding:10px 11px;border-radius:7px;font-size:14px;color:var(--text)}
.combobox-option:hover{background:var(--section)}
.combobox-empty{padding:10px 11px;color:var(--muted);font-size:14px}
#due-days-field input{max-width:160px}
.donut-wrap{display:flex;align-items:center;gap:24px;padding:20px 24px;flex-wrap:wrap}
.donut-wrap svg circle{transition:opacity .12s ease}
.donut-wrap svg circle:hover{opacity:.82;cursor:default}
.donut-legend{list-style:none;margin:0;padding:0;display:grid;gap:11px;font-size:14px;flex:1;min-width:180px}
.donut-legend li{display:flex;align-items:center;gap:10px}
.donut-legend strong{margin-left:auto;font-weight:700}
.legend-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
#chart-tooltip{position:fixed;pointer-events:none;background:#1e2f45;color:#fff;font-size:12px;padding:6px 10px;border-radius:6px;z-index:50;white-space:nowrap;transform:translate(-50%,-135%)}
#chart-tooltip[hidden]{display:none}
.results-tasks-toolbar{gap:10px}
.results-tasks-toolbar input[type=search]{width:200px}
.accordion-item{border-bottom:1px solid var(--line)}
.accordion-item:last-child{border-bottom:0}
.accordion-trigger{display:flex;align-items:center;gap:14px;width:100%;border:0;background:none;padding:16px 24px;text-align:left;font:inherit;color:var(--ink);transition:background-color .15s ease}
.accordion-trigger:hover{background:var(--section)}
.accordion-trigger:active{transform:scale(.995)}
.accordion-title{flex:1;min-width:0;font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.accordion-meta{display:flex;align-items:center;gap:12px;flex-shrink:0;font-size:13px}
.accordion-arrow{color:var(--muted);font-size:11px;width:10px;flex-shrink:0;text-align:center;transition:transform .25s cubic-bezier(.4,0,.2,1)}
.accordion-item.is-open .accordion-arrow{transform:rotate(90deg)}
.accordion-body-wrap{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.4,0,.2,1)}
.accordion-item.is-open .accordion-body-wrap{max-height:none}
.accordion-body{padding:0 24px 20px}
.accordion-body .report-metrics{padding:0 0 14px}
.accordion-body .submission-row{padding:14px 0;border-bottom:1px solid var(--line)}
.accordion-body .submission-row:last-child{border-bottom:0}
body.pdf-exporting .no-export{display:none!important}
.content-fade{animation:content-fade-in .22s cubic-bezier(.4,0,.2,1)}
@keyframes content-fade-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
button,.tag,.nav-button,.digest-row,.student-row-button,.day,.chip-remove,.view-toggle button,.nav-symbol,.progress-fill,.rank-fill{transition:background-color .15s ease,color .15s ease,border-color .15s ease,transform .12s ease,opacity .15s ease}
.button:active,.nav-button:active,.digest-row:active,.student-row-button:active,.day:active,.text-button:active{transform:scale(.97)}
dialog{transition:opacity .2s ease,transform .2s cubic-bezier(.34,1.56,.64,1),display .2s allow-discrete,overlay .2s allow-discrete}
dialog[open]{opacity:1;transform:scale(1) translateY(0)}
@starting-style{dialog[open]{opacity:0;transform:scale(.96) translateY(8px)}}
dialog::backdrop{transition:opacity .2s ease,display .2s allow-discrete,overlay .2s allow-discrete;opacity:1}
@starting-style{dialog[open]::backdrop{opacity:0}}
html{scroll-behavior:smooth}
#editor-step-label{font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.4px;margin:-6px 0 18px}
#step-basics:not([hidden]),#step-questions:not([hidden]){display:grid;gap:16px}
#editor-back{justify-self:start;padding:4px 0}
.status-good{color:var(--status-good)}
.status-warn{color:var(--status-warn)}
.status-neutral{color:var(--ink)}
.status-muted{color:var(--muted)}
.rank-list{padding:8px 24px 20px}
.rank-row{padding:16px 0;border-bottom:1px solid var(--line)}
.rank-row:last-child{border-bottom:0}
.rank-row-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:14px;margin-bottom:9px}
.rank-value{font-size:17px;font-weight:700}
.rank-track{height:6px;background:var(--section);border-radius:6px;overflow:hidden}
.rank-fill{height:100%;border-radius:6px;background:var(--ring)}
.rank-fill.status-good{background:var(--status-good)}
.rank-fill.status-warn{background:var(--status-warn)}
.rank-sub{font-size:12px;margin-top:7px;display:block}
.report-metrics strong{font-weight:700}
.view-toggle{display:flex;padding:5px;background:var(--section);border-radius:10px;gap:4px}
.view-toggle button{flex:1;border:0;border-radius:7px;background:transparent;padding:10px 14px;font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap}
.view-toggle button.active{background:#fff;color:var(--accent);box-shadow:0 2px 6px #233c5b12}
.panel-header{flex-wrap:wrap}
.panel-header-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.submission-row{padding:18px 24px;border-bottom:1px solid var(--line)}
.submission-row:last-child{border-bottom:0}
.submission-student{display:flex;align-items:center;gap:12px}
.submission-student small{display:block;color:var(--muted);margin-top:3px}
.submission-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}
.submission-comment{margin:10px 0 0;font-size:14px;color:var(--text);background:var(--section);padding:10px 12px;border-radius:8px}
.student-row-button{width:100%;border:0;background:none;text-align:left;font:inherit;cursor:pointer}
#assign-students{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
#assign-students:not([hidden]){display:grid;gap:2px}
@media print{
  .sidebar,.topbar,footer,nav,.filter-bar,.view-toggle,.page-heading button,.overview-alert,.text-button,#notice{display:none!important}
  .workspace{margin:0!important}
  main{padding:0!important;max-width:100%!important}
  .panel{break-inside:avoid;border:1px solid var(--line)}
}

/* Эргономика: наведение и плавные переходы на всех интерактивных элементах. */
button,a,select,input,textarea{transition:background-color .15s ease,border-color .15s ease,color .15s ease,box-shadow .15s ease,transform .1s ease}
.button:active:not(:disabled){transform:scale(.97)}
.nav-button:hover{background:var(--section)}
.nav-button.active:hover{background:var(--section)}
.text-button:hover{text-decoration:underline}
.login-modes button:hover:not(.active){background:var(--section)}
select:hover,.filter-field select:hover,.filter-field input:hover,input:not([type=radio]):not([type=checkbox]):hover,textarea:hover{border-color:var(--icon)}
.question-toggle{padding:4px 6px;margin:-4px -6px;border-radius:6px}
.question-toggle:hover{background:var(--section)}
.task:hover,.task-compact:hover,.student-row:hover{background:var(--section)}
button.day.selected:hover{background:var(--accent)}
.choice:hover{border-color:var(--accent-light)}