@font-face{font-family:Cormorant;src:url("../fonts/cormorant-garamond-cyrillic.e1df04190d1b.woff2") format("woff2");font-weight:300 700;font-style:normal;font-display:swap;unicode-range:U+0400-052F,U+2DE0-2DFF,U+A640-A69F}
@font-face{font-family:Cormorant;src:url("../fonts/cormorant-garamond-latin.c47ff12887a3.woff2") format("woff2");font-weight:300 700;font-style:normal;font-display:swap;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:Manrope;src:url("../fonts/manrope-cyrillic.e58febde317b.woff2") format("woff2");font-weight:200 800;font-style:normal;font-display:swap;unicode-range:U+0400-052F,U+2DE0-2DFF,U+A640-A69F}
@font-face{font-family:Manrope;src:url("../fonts/manrope-latin.938c6e8019b6.woff2") format("woff2");font-weight:200 800;font-style:normal;font-display:swap;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}
:root{color-scheme:light;--paper:#f6f4ed;--surface:#fcfbf7;--ink:#272f2c;--muted:#757970;--line:#dbddd4;--accent:#783943;--accent-hover:#5e2933;--accent-ink:#fff9f4;--soft-accent:#efe3e3;--green:#527463;--green-bg:#e9eee8;--shadow:0 8px 32px #272f2c05}
:root[data-theme="dark"]{color-scheme:dark;--paper:#191e1c;--surface:#212824;--ink:#eeeade;--muted:#a5ac9f;--line:#374139;--accent:#dcb0b7;--accent-hover:#edc4ca;--accent-ink:#2c2124;--soft-accent:#34292c;--green:#aec7ae;--green-bg:#29382b;--shadow:0 8px 32px #00000018}
*{box-sizing:border-box}
html{min-width:320px;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Manrope,Arial,sans-serif;font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:wait;opacity:.65}
button,a,input,textarea,select{outline-offset:5px}
:focus-visible{outline:2px solid var(--accent)}
::selection{background:var(--soft-accent)}
h1,h2,h3,p,figure{margin:0}
h1,h2,h3{font-family:Cormorant,Georgia,serif;font-weight:500}
h1{font-size:clamp(42px,5.6vw,68px);line-height:1.05;letter-spacing:-.025em}
h2{font-size:34px;line-height:1.2;letter-spacing:-.01em}
h3{font-size:28px;line-height:1.3}
svg.icon{width:20px;height:20px;stroke:currentColor;stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round}
.site-header{border-top:3px solid var(--accent);border-bottom:1px solid var(--line)}
.header-inner{max-width:1180px;margin:0 auto;padding:23px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.wordmark{font-family:Cormorant,Georgia,serif;font-size:28px;line-height:1.1;letter-spacing:-.035em;white-space:nowrap}
.wordmark-dot{color:var(--accent)}
.header-nav{display:flex;gap:10px;align-items:center}
.user-name{color:var(--muted);font-size:12px;margin-right:18px;max-width:240px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.icon-button{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;background:none;border:1px solid transparent;border-radius:50%;padding:0;color:var(--muted);transition:background .16s,color .16s,border-color .16s}
.icon-button:hover{color:var(--ink);border-color:var(--line);background:var(--surface)}
.logout-form{display:flex;margin:0}
.theme-moon{display:none}
:root[data-theme="dark"] .theme-moon{display:block}
:root[data-theme="dark"] .theme-sun{display:none}
.main-shell{max-width:1180px;margin:0 auto;padding:68px 40px 96px}
.page-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:40px}
.heading-with-count{display:flex;align-items:center;gap:22px}
.heading-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;border:1px solid var(--line);border-radius:50%;width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center}
.page-heading>h1+.heading-count{margin-right:auto}
.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:48px;padding:13px 21px;border:1px solid var(--line);border-radius:3px;font-size:12px;font-weight:600;letter-spacing:.015em;line-height:1.5;white-space:nowrap;transition:background .16s,border-color .16s,transform .16s}
.button span[aria-hidden]{font-size:20px;font-weight:400;line-height:1}
.button:hover{transform:translateY(-1px)}
.button-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.button-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.button-secondary{background:transparent;color:var(--ink)}
.button-secondary:hover{background:var(--surface);border-color:var(--muted)}
.test-list{border-top:1px solid var(--line)}
.test-card{display:flex;align-items:center;gap:32px;border-bottom:1px solid var(--line);padding:35px 0;transition:padding .18s,background .18s}
.test-card:hover{padding-left:16px;padding-right:16px;background:var(--surface)}
.test-card-index{color:var(--muted);font-size:12px;align-self:flex-start;padding-top:12px;min-width:24px;font-variant-numeric:tabular-nums}
.test-card-content{flex:1;min-width:0}
.test-card-top{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.test-card-top h2{font-size:37px}
.test-card-meta{display:flex;gap:24px;flex-wrap:wrap;margin-top:12px;font-size:11px;color:var(--muted)}
.card-arrow{font-size:30px;color:var(--accent);padding-right:4px}
.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--line);border-radius:20px;font-size:10px;font-weight:500;white-space:nowrap;font-family:Manrope,Arial,sans-serif;line-height:1.5;color:var(--muted)}
.status-submitted,.status-completed,.status-reviewed,.status-done{color:var(--green);background:var(--green-bg);border-color:transparent}
.status-draft,.status-in_progress,.status-started{color:var(--accent);background:var(--soft-accent);border-color:transparent}
.empty-state{padding:58px 0;color:var(--muted);font-size:14px}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);margin-bottom:28px}
.back-link:hover{color:var(--accent)}
.test-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:36px;margin-bottom:68px}
.test-heading h1{max-width:740px;margin-bottom:20px}
.test-heading .button{margin-top:10px}
.exam-section{margin-bottom:64px}
.section-heading{display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--line);padding-bottom:17px}
.section-index{font-size:11px;color:var(--accent);font-variant-numeric:tabular-nums}
.section-heading h2{font-size:34px}
.question{display:grid;grid-template-columns:50px minmax(0,1fr);gap:24px;padding:36px 0;border-bottom:1px solid var(--line)}
.question-number{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:50%;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}
.question-content{min-width:0;max-width:840px}
.question-prompt{font-size:15px;line-height:1.95;margin-bottom:21px}
.question-prompt math[display="block"]{font-size:22px;text-align:left;margin:17px 0;overflow-x:auto;overflow-y:hidden}
.question-prompt math:not([display="block"]){font-size:1.15em}
.question-prompt .katex{font-size:1.15em}
.question-figure{max-width:560px;margin:20px 0 26px}
.question-figure img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:3px;background:#faf9f6}
.answer-field label,.form-field>label{display:block;font-size:11px;font-weight:600;color:var(--muted);margin-bottom:10px;letter-spacing:.025em}
textarea,input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),select{display:block;width:100%;background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:13px 15px;box-shadow:none;transition:border-color .16s}
input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]){min-height:49px}
textarea{resize:vertical;min-height:140px;font-size:14px;line-height:1.75;tab-size:4}
textarea:focus,input:focus,select:focus{border-color:var(--accent)}
.saved-answer{white-space:pre-wrap;overflow-wrap:anywhere;padding:17px 20px;background:var(--surface);border:1px solid var(--line);border-radius:3px;min-height:76px}
.exam-actions{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding-top:27px}
.action-buttons{display:flex;gap:12px}
.save-state{font-size:11px;color:var(--accent);min-height:20px}
.submission-note{font-size:11px;color:var(--muted);text-align:right}
.table-scroll{overflow-x:auto;border-top:1px solid var(--line)}
.students-table{border-collapse:collapse;width:100%;font-size:12px;text-align:left;min-width:740px}
.students-table th{padding:15px 18px;font-size:10px;letter-spacing:.08em;text-transform:uppercase;font-weight:500;color:var(--muted);border-bottom:1px solid var(--line)}
.students-table td{padding:25px 18px;vertical-align:top;border-bottom:1px solid var(--line)}
.students-table th:first-child,.students-table td:first-child{padding-left:0}
.students-table th:last-child,.students-table td:last-child{padding-right:0}
.student-name{font-size:14px;font-weight:600;margin-bottom:4px}
.secondary-text{font-size:11px;color:var(--muted)}
.assignment-list{display:grid;gap:11px;min-width:275px}
.assignment-row{display:flex;align-items:center;justify-content:space-between;gap:18px}
.assignment-row>span:first-child{max-width:300px}
.assignment-row:hover>span:first-child{color:var(--accent)}
.account-state{display:flex;align-items:center;gap:7px;white-space:nowrap;color:var(--muted);font-size:11px;padding-top:2px}
.account-state:before{content:"";display:block;width:5px;height:5px;background:var(--green);border-radius:50%}
.account-state.inactive:before{background:var(--muted)}
.table-action{text-align:right}
.text-link{display:inline-flex;align-items:center;gap:12px;font-size:11px;color:var(--accent);white-space:nowrap}
.settings-form{max-width:620px;border-top:1px solid var(--line);padding-top:30px}
.form-field{margin-bottom:25px}
.form-field input[type="checkbox"],.form-field input[type="radio"]{accent-color:var(--accent);width:16px;height:16px;vertical-align:middle;margin:0 8px 0 0}
.form-field ul,.form-field div[id] ul{padding:0;margin:0;list-style:none}
.form-field div[id] label,.form-field li label{display:flex;align-items:center;padding:9px 0;font-size:13px}
.checkbox-field{display:flex;flex-wrap:wrap;align-items:center;column-gap:10px}
.checkbox-field>label{order:2;margin:0}
.checkbox-field>input[type="checkbox"]{order:1}
.checkbox-field>.field-help,.checkbox-field>.field-errors{flex-basis:100%;order:3}
.form-actions{display:flex;justify-content:flex-end;gap:12px;border-top:1px solid var(--line);margin-top:35px;padding-top:25px}
.field-help{margin-top:8px;color:var(--muted);font-size:11px}
.field-errors,.form-errors{color:var(--accent);font-size:12px}
.field-errors{margin-top:8px}
.form-errors{margin-bottom:22px;padding:13px 15px;background:var(--soft-accent);border-radius:3px}
.field-errors ul,.form-errors ul{padding:0;margin:0;list-style:none}
.messages{margin-bottom:24px}
.notice{padding:13px 17px;border:1px solid var(--line);border-radius:3px;font-size:12px;background:var(--surface)}
.notice.error{color:var(--accent);border-color:var(--accent)}
.notice.success{color:var(--green)}
.result-heading{margin-bottom:44px}
.result-heading>.secondary-text{margin-bottom:14px}
.result-heading h1{margin-bottom:20px;max-width:780px}
.review-panel{display:grid;grid-template-columns:180px minmax(0,1fr);gap:28px;padding:25px 0 30px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:48px}
.review-panel h2{font-size:29px}
.review-form{max-width:680px}
.review-form .form-field{margin-bottom:18px}
.review-form textarea{min-height:90px}
.review-form .button{min-height:40px;padding:10px 18px}
.history-heading{display:flex;align-items:center;gap:18px;margin-bottom:22px}
.revision{border-top:1px solid var(--line)}
.revision:last-child{border-bottom:1px solid var(--line)}
.revision>summary{display:flex;align-items:center;gap:25px;padding:24px 0;list-style:none;cursor:pointer}
.revision>summary::-webkit-details-marker{display:none}
.revision-title{font-size:13px;font-weight:600}
.revision time{font-size:11px;color:var(--muted)}
.revision-chevron{margin-left:auto;font-size:24px;color:var(--accent);line-height:1;transition:transform .16s}
.revision[open] .revision-chevron{transform:rotate(45deg)}
.revision-content{padding:6px 0 25px}
.history-section{margin:12px 0 34px}
.history-section h3{padding-left:56px;margin-bottom:10px}
.history-question{display:grid;grid-template-columns:32px minmax(0,1fr);gap:24px;padding:24px 0}
.history-question .question-prompt{font-size:13px;margin-bottom:16px}
.history-figure{max-width:450px}
.result-answer,.previous-answer{background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:13px 16px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere}
.previous-answer{margin-bottom:9px;background:transparent;color:var(--muted)}
.answer-caption{display:block;font-size:10px;font-weight:600;letter-spacing:.025em;color:var(--muted);margin-bottom:7px}
.change-marker{display:inline-block;margin-bottom:9px;color:var(--accent);font-size:10px}
.login-page{min-height:100vh;min-height:100dvh}
.auth-shell{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:32px 24px}
.auth-form{width:100%;max-width:340px;margin-top:-4vh}
.auth-form .form-field{margin-bottom:24px}
.auth-form label{font-weight:500;font-size:11px}
.auth-form input{background:transparent!important;min-height:54px!important}
.login-button{width:100%;margin-top:10px;justify-content:space-between;min-height:54px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;background:var(--surface);padding:8px 15px;z-index:10}
.skip-link:focus{top:10px}
@media(max-width:800px){
.header-inner{padding:19px 24px}.main-shell{padding:48px 24px 72px}
.user-name{display:none}.wordmark{font-size:25px}.header-nav{gap:3px}
.test-heading{display:block;margin-bottom:45px}.test-heading .button{margin-top:20px}
.page-heading{margin-bottom:30px}.test-card{gap:20px;padding:28px 0}.test-card-top h2{font-size:32px}
.review-panel{grid-template-columns:1fr;gap:20px}.question{gap:18px;grid-template-columns:32px minmax(0,1fr)}
.exam-actions{flex-direction:column;align-items:flex-end;gap:12px}.history-question{gap:16px}.history-section h3{padding-left:48px}
}
@media(max-width:520px){
.header-inner{padding:18px 18px;gap:15px}.wordmark{font-size:23px}.main-shell{padding:38px 20px 60px}.icon-button{width:31px;height:31px}
.page-heading{align-items:flex-start;gap:18px;flex-wrap:wrap}.page-heading .button{min-height:43px;padding:11px 15px}
.heading-with-count{gap:15px}.heading-count{width:31px;height:31px;font-size:11px}
.test-card-index{min-width:16px;padding-top:8px}.test-card{gap:15px}.test-card-top h2{font-size:29px}
.test-card-top{gap:12px}.test-card-meta{gap:8px 15px}.card-arrow{font-size:24px}
h1{font-size:43px}.section-heading h2{font-size:29px}.question{grid-template-columns:1fr;gap:12px;padding:29px 0}
.question-number{width:27px;height:27px;font-size:10px}.question-prompt{font-size:14px}
.action-buttons{width:100%;flex-direction:column-reverse}.action-buttons .button{width:100%}.exam-actions{align-items:stretch}
.history-question{grid-template-columns:1fr;gap:10px}.history-section h3{padding-left:0}
.revision>summary{gap:15px}.revision time{font-size:10px}.form-actions{flex-wrap:wrap}.form-actions .button{flex:1}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.assignment-badges{display:flex;align-items:center;justify-content:flex-end;gap:6px;flex-wrap:wrap}