/* Единая сетка и масштабируемая типографика: интерфейс работает от 360 px до больших мониторов. */
@import url('/static/fonts.css');
:root{font-family:Inter,"Segoe UI",Arial,sans-serif;color:#24334b;background:#f5f7fb;font-synthesis:none;--ink:#14223a;--muted:#728097;--line:#e4e9f1;--green:#188664;--soft:#e9f6ef;--accent:#356cdd}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:inherit;text-decoration:none}button{border:0}svg{width:20px;height:20px;flex-shrink:0;stroke-width:1.8}h1,h2,h3,p{margin:0}h1{font-size:clamp(25px,2.4vw,35px);line-height:1.25;letter-spacing:-1px;font-weight:650}h2{font-size:19px;letter-spacing:-.4px}h3{font-size:15px}p{line-height:1.65}.muted{color:var(--muted)}.small{font-size:12px}.mono,code,textarea.sql{font-family:Consolas,"Cascadia Code",monospace}.initial{padding:4rem;text-align:center;color:var(--muted)}
.layout{display:grid;grid-template-columns:244px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:var(--ink);color:#a7b5cb;display:flex;flex-direction:column;padding:30px 18px;z-index:20}.brand{display:flex;align-items:center;gap:11px;padding:0 13px 30px;color:white;font-size:18px;font-weight:650;letter-spacing:-.4px}.brand-mark{display:grid;place-items:center;width:34px;height:34px;background:#72ddb2;color:#14223a;border-radius:9px;font-family:Consolas,monospace;font-size:17px;font-weight:bold}.brand small{display:block;font-size:10px;color:#8b9bb5;letter-spacing:1.4px;margin-top:4px;font-weight:500}.nav-label{font-size:9px;font-weight:650;letter-spacing:1.6px;padding:23px 14px 10px;color:#75859f}.nav-link{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:7px;font-size:13px;margin:3px 0;transition:background .15s}.nav-link:hover{background:#ffffff0a;color:white}.nav-link.active{background:#273953;color:white}.nav-link.active svg{color:#72ddb2}.nav-link .nav-dot{margin-left:auto;background:#72ddb2;color:#132a26;padding:2px 6px;font-size:9px;border-radius:5px}.sidebar-bottom{margin-top:auto;padding:22px 12px 0}.status-line{font-size:10px;display:flex;gap:7px;align-items:center;color:#a7b5cb}.status-dot{width:6px;height:6px;background:#72ddb2;border-radius:50%}.sidebar-bottom p{font-size:10px;color:#6f829f;margin-top:9px}.content{min-width:0}.topbar{height:76px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:white;gap:14px}.breadcrumbs{font-size:12px;color:#8b97aa;display:flex;gap:10px;align-items:center}.breadcrumbs span:last-child{color:#3a4a62}.profile{display:flex;align-items:center;gap:11px;font-size:12px}.avatar{background:#edf1f9;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#465d85;font-weight:650}.profile small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.icon-btn{background:transparent;color:#8b97aa;display:inline-flex;padding:7px;border-radius:6px}.icon-btn:hover{background:#eef2f8;color:#263f64}.mobile-menu{display:none}.main{padding:36px 42px 50px;max-width:1660px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:27px;gap:20px}.page-heading p{font-size:12px;color:var(--muted);margin-top:9px}.eyebrow{font-size:10px;letter-spacing:1.6px;font-weight:650;color:#69809c;margin-bottom:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:38px;padding:9px 15px;border-radius:7px;background:white;border:1px solid #dce3ed;font-size:12px;font-weight:550;color:#40516b;white-space:nowrap}.btn:hover{background:#f5f7fc}.btn.primary{background:#246e58;border-color:#246e58;color:white}.btn.primary:hover{background:#1b5c48}.btn.blue{background:#356cdd;color:white;border-color:#356cdd}.btn.danger{color:#bb4553;border-color:#efcdd1}.btn.small{min-height:31px;font-size:11px;padding:6px 10px}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.card{background:white;border:1px solid var(--line);border-radius:11px;overflow:hidden}.card-header{padding:21px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:12px}.card-header p{font-size:11px;margin-top:5px;color:var(--muted)}.card-body{padding:24px}.hero{border-radius:12px;background:#eaf1ed;display:grid;grid-template-columns:minmax(0,1fr) 280px;min-height:218px;overflow:hidden;position:relative;padding:30px 34px;margin-bottom:25px;border:1px solid #deebe3}.hero h2{font-size:27px;letter-spacing:-.7px;margin:9px 0 12px}.hero p{font-size:12px;max-width:430px;color:#61746b}.hero .actions{margin-top:21px}.tag{display:inline-flex;align-items:center;gap:6px;font-size:9px;text-transform:uppercase;letter-spacing:1px;font-weight:650;color:#32735c}.hero-art{position:relative;display:grid;place-items:center;align-self:center;height:170px}.art-window{background:white;border:1px solid #d6e3dd;border-radius:10px;width:212px;box-shadow:8px 15px 0 #cbded357;transform:rotate(-5deg);padding:16px}.art-dots{display:flex;gap:4px;border-bottom:1px solid #e6ede9;padding-bottom:12px}.art-dots i{width:5px;height:5px;border-radius:50%;background:#adc3b5}.art-window pre{font-size:13px;line-height:1.8;color:#607989;margin:15px 0 5px}.art-window strong{color:#258665;font-weight:500}.art-pill{position:absolute;bottom:0;right:14px;padding:9px 14px;background:#236d55;color:white;border-radius:7px;font-size:10px;transform:rotate(4deg)}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-bottom:30px}.stat{padding:20px 22px;border:1px solid var(--line);border-radius:10px;background:white;display:flex;gap:13px;align-items:center}.stat-icon{background:#f0f4fa;border-radius:9px;padding:11px;display:flex;color:#6680a2}.stat:nth-child(2) .stat-icon{background:#f1edf9;color:#8a74b7}.stat:nth-child(3) .stat-icon{background:#edf7f1;color:#5d9677}.stat:nth-child(4) .stat-icon{background:#fff4e9;color:#c1925d}.stat strong{font-size:25px;font-weight:600;line-height:1.1}.stat p{font-size:10px;color:var(--muted);margin-top:6px}.section-title{display:flex;align-items:center;justify-content:space-between;margin:29px 0 16px}.section-title p{font-size:11px;color:var(--muted);margin-top:5px}.two-column{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,1fr);gap:22px}.table-wrap{overflow:auto;width:100%}table{border-collapse:collapse;width:100%;text-align:left;font-size:12px}th{font-size:9px;text-transform:uppercase;letter-spacing:.7px;color:#8b96a8;font-weight:600;background:#fbfcfe;padding:13px 20px;white-space:nowrap}td{padding:16px 20px;border-top:1px solid #edf0f6;line-height:1.6}tbody tr:hover{background:#fbfcff}td strong{font-weight:550}.subject-chip{display:inline-flex;padding:3px 9px;font-size:10px;border-radius:5px;background:#edf4ff;color:#5980b8;white-space:nowrap}.subject-chip.green{background:#edf6ef;color:#5c8d6e}.subject-chip.purple{background:#f1eef9;color:#8c75b3}.link{color:#4171ba;background:transparent;font-size:12px;padding:0}.link:hover{text-decoration:underline}.report-item{display:flex;gap:13px;padding:18px 23px;border-bottom:1px solid #edf0f6;align-items:center}.report-item:last-child{border-bottom:0}.report-icon{border:1px solid #e0e7f0;border-radius:7px;padding:10px;display:flex;color:#8295b2}.report-item h3{font-size:12px;font-weight:550}.report-item p{font-size:10px;color:var(--muted);margin-top:4px}.report-item .icon-btn{margin-left:auto}.notice{background:#f0f5fb;border:1px solid #e0e8f2;border-radius:8px;padding:14px 18px;font-size:11px;line-height:1.7;color:#637d9e;display:flex;gap:12px}.notice svg{margin-top:2px}.footer{color:#98a2b3;font-size:10px;margin-top:30px;display:flex;justify-content:space-between;gap:16px}.filters{display:flex;gap:12px;padding:19px 22px;border-bottom:1px solid var(--line);align-items:center;flex-wrap:wrap}.input,select{border:1px solid #dce3ec;border-radius:6px;background:white;color:#33465e;min-height:38px;padding:9px 12px;font-size:12px;max-width:100%}.input:focus,select:focus{outline:2px solid #9fcab9;border-color:#5b9a80}.search{position:relative;flex:1;min-width:160px;max-width:360px}.search svg{position:absolute;left:11px;top:10px;width:17px;color:#91a0b4}.search input{padding-left:36px;width:100%}.check-label{display:flex;gap:7px;align-items:center;color:#6e7e94;font-size:11px}.empty{text-align:center;padding:40px;color:var(--muted);font-size:12px}.badge{display:inline-flex;border-radius:5px;padding:3px 7px;background:#f0f3f8;color:#76839b;font-size:10px;white-space:nowrap}.badge.success{background:#e7f6ee;color:#288162}.badge.error{background:#fceef0;color:#ba5564}.grade{display:inline-flex;width:29px;height:29px;justify-content:center;align-items:center;border-radius:7px;font-weight:650;background:#eaf5ef;color:#3f8d68}.detail-meta{display:flex;gap:30px;flex-wrap:wrap;padding:23px 25px;background:#fcfdff}.detail-meta span{font-size:10px;color:#8794a7;display:block;margin-bottom:6px}.detail-meta strong{font-size:13px;font-weight:500}.back{display:inline-flex;align-items:center;gap:7px;color:#7b8ba2;font-size:11px;margin-bottom:20px}.tabs{display:flex;gap:5px;margin-bottom:22px;border-bottom:1px solid var(--line)}.tab{background:none;color:#8190a5;font-size:12px;padding:12px 16px;border-bottom:2px solid transparent}.tab.active{color:#236e56;border-color:#236e56}.tab:hover{color:#236e56}
/* Тренажёр: задача, редактор, схема и результат остаются рядом на широком экране. */
.trainer-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px}.exercise-list{max-height:calc(100vh - 230px);overflow:auto}.exercise-item{display:flex;gap:11px;padding:15px 17px;border-bottom:1px solid #edf0f6;font-size:11px;line-height:1.5;cursor:pointer}.exercise-item:hover{background:#f6f9fc}.exercise-item.active{background:#edf6f0;border-left:3px solid #388765;padding-left:14px}.exercise-number{font-size:10px;color:#94a2b4;width:20px;flex-shrink:0;padding-top:2px}.exercise-item .done{color:#249169}.exercise-item small{display:block;color:#9aa5b4;font-size:9px;margin-top:4px}.task-body{padding:23px}.task-body h2{font-size:20px;margin:8px 0 13px}.task-body p{font-size:12px;line-height:1.85;color:#6a7b92}.task-body .badge{margin-bottom:3px}.editor-toolbar{padding:10px 18px;display:flex;justify-content:space-between;align-items:center;background:#17263d;color:#8fadc4;font-size:10px;border-bottom:1px solid #29384f}.editor{position:relative;background:#14223a}.sql{display:block;width:100%;resize:vertical;min-height:210px;background:#14223a;color:#c7deed;border:0;padding:22px 24px;line-height:1.85;tab-size:2;font-size:13px;border-radius:0;outline-offset:-4px;white-space:pre}.editor-actions{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.editor-note{color:#91a0b4;font-size:10px}.result{margin-top:20px}.result-head{padding:15px 20px;display:flex;align-items:center;gap:10px;font-size:12px;background:#f7fafc}.result-head.success{background:#edf8f1;color:#2e8160}.result-head.error{background:#fff2f3;color:#ae4f5c}.result-note{font-size:11px;padding:18px 20px;color:#72839a;white-space:pre-wrap;line-height:1.8}.schema-panel{margin-top:20px}.schema-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}.schema-table{border:1px solid var(--line);border-radius:8px;overflow:hidden}.schema-table h3{background:#edf2f8;padding:12px 14px;display:flex;justify-content:space-between;font-size:12px}.schema-col{display:flex;align-items:center;gap:7px;padding:7px 13px;font:11px Consolas,monospace;border-top:1px solid #f0f3f7}.schema-col .type{color:#91a0b4;margin-left:auto;font-size:10px}.schema-col .key{color:#b3944a;font-size:9px}.schema-col .fk{color:#3c8d9d;font-size:9px}.schema-col small{font-family:inherit;color:#5f8aa1;font-size:9px}.exam-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.exam-card{padding:25px}.exam-card h2{margin:14px 0 10px}.exam-card p{font-size:12px;color:var(--muted)}.exam-card .actions{margin-top:23px}.exam-info{display:flex;gap:17px;margin:20px 0;color:#6c7f99;font-size:11px}.timer{display:flex;align-items:center;gap:9px;border-radius:8px;background:#fff4e7;color:#ae7a35;padding:12px 18px;font-size:14px}.timer strong{font-family:Consolas,monospace}.exam-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.question-tab{width:36px;height:36px;border-radius:7px;background:white;border:1px solid var(--line);color:#70829d}.question-tab.active{background:#234d77;color:white;border-color:#234d77}.question-tab.solved{box-shadow:inset 0 -3px #43a477}.exam-summary{background:#eaf5ee;border:1px solid #d5e8db;padding:30px;border-radius:10px;margin-bottom:25px}.exam-summary h2{font-size:25px;margin-bottom:10px}.exam-summary p{color:#5e7d6c;font-size:13px}.progress-bar{height:5px;background:#edf1f6;border-radius:4px;overflow:hidden;width:130px}.progress-bar span{height:100%;display:block;background:#4a9c7a}.sql-preview{background:#f3f6fa;color:#566f8b;padding:13px;border-radius:6px;font-size:11px;white-space:pre-wrap;word-break:break-word}.stack{display:grid;gap:18px}.requirements{counter-reset:item}.requirement{padding:18px 22px;border-bottom:1px solid var(--line);font-size:12px;line-height:1.8}.requirement strong{display:block;color:#304c70;margin-bottom:5px}.diagram{display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap;padding:25px;background:#f7f9fc;border:1px solid var(--line);border-radius:8px}.diagram-node{background:white;border:1px solid #d4dfed;border-radius:8px;padding:14px 22px;font-size:12px;text-align:center}.diagram-arrow{color:#8da3b8}.diagram-column{display:grid;gap:13px}.sketch-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}.sketch{border:1px solid var(--line);border-radius:8px;padding:15px}.sketch h3{margin-bottom:13px}.sketch-line{height:9px;background:#e7edf5;border-radius:3px;margin:10px 0}.sketch-btn{display:inline-block;padding:6px 10px;border-radius:4px;background:#e3f0e8;font-size:9px;color:#417b5a}.login-layout{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.login-intro{background:#14223a;color:white;padding:clamp(30px,6vw,100px);display:flex;flex-direction:column;justify-content:center}.login-intro .brand{padding:0;margin-bottom:60px}.login-intro h1{font-size:clamp(32px,3.5vw,50px);letter-spacing:-1.7px;line-height:1.2;max-width:500px;margin:0 0 22px}.login-intro p{color:#9cacbf;font-size:14px;max-width:400px}.login-intro .hero-art{margin:40px 0 0;width:270px;align-self:flex-start}.login-form-wrap{display:grid;place-items:center;padding:35px}.login-form{width:100%;max-width:350px}.login-form h2{font-size:27px}.login-form>p{color:#8190a6;font-size:12px;margin:12px 0 30px}.login-form .btn{width:100%;margin-top:13px;min-height:43px}.login-footer{font-size:10px;color:#9ba7b8;margin-top:27px;line-height:1.8}.form-field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}.form-field label{font-size:11px;color:#677994}.form-field input,.form-field select,.form-field textarea{width:100%}.form-field textarea{resize:vertical;min-height:85px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field-help{font-size:10px;color:#8e9db0;line-height:1.5}.error-box{padding:12px 15px;background:#fff0f1;color:#b25362;border-radius:6px;font-size:11px;line-height:1.7;margin-bottom:16px}.hidden{display:none!important}dialog{padding:0;border:1px solid #dce5ee;border-radius:12px;width:min(560px,calc(100vw - 28px));max-height:90vh;color:#263b56;box-shadow:0 25px 100px #10233d30}dialog::backdrop{background:#13243b70;backdrop-filter:blur(2px)}.modal-head{padding:23px 26px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.modal-head h2{font-size:20px}.modal-body{padding:25px 26px;overflow:auto}.modal-footer{padding:18px 26px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}.lesson-context{padding:16px 18px;background:#eff5f1;border-radius:8px;margin-bottom:23px}.lesson-context h3{font-size:19px;margin-bottom:7px;color:#326b53}.lesson-context p{font-size:12px;color:#6b8577}.toast{position:fixed;bottom:28px;right:28px;background:#203c35;color:white;border-radius:8px;padding:14px 20px;font-size:12px;box-shadow:0 7px 30px #18312d33;z-index:100;max-width:min(460px,calc(100vw - 40px));opacity:0;transform:translateY(15px);transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translateY(0)}.toast.error{background:#924454}.loading{min-height:150px;display:grid;place-items:center;color:#8595ab;font-size:12px}.report-preview{width:100%;height:70vh;border:1px solid var(--line);border-radius:8px;background:white}.header-select{max-width:220px}.truncate{max-width:270px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(min-width:1600px){:root{font-size:17px}.main{padding:42px 54px}.topbar{padding:0 54px}.hero{min-height:240px}.hero-art{transform:scale(1.1)}}
@media(max-width:1200px){.layout{grid-template-columns:210px minmax(0,1fr)}.main{padding:28px 26px}.topbar{padding:0 26px}.stat{padding:17px 14px;gap:10px}.stat-icon{padding:8px}.two-column{grid-template-columns:1fr}.trainer-grid{grid-template-columns:190px minmax(0,1fr)}.hero{grid-template-columns:1fr 210px;padding:26px}.hero-art{transform:scale(.9)}.brand{font-size:16px;padding-left:5px}.nav-link{font-size:12px}}
@media(max-width:850px){.layout{grid-template-columns:1fr}.sidebar{position:fixed;left:-250px;width:240px;transition:left .2s}.sidebar.open{left:0;box-shadow:20px 0 50px #14223a40}.mobile-menu{display:flex}.topbar{height:66px;padding:0 20px}.main{padding:24px 20px}.breadcrumbs{margin-right:auto}.profile .profile-name{display:none}.stats{gap:10px}.stat{padding:17px 12px;display:block}.stat-icon{display:none}.stat strong{font-size:23px}.trainer-grid{grid-template-columns:1fr}.exercise-list{max-height:150px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.exercise-item{min-height:62px}.login-layout{grid-template-columns:1fr}.login-intro{padding:35px}.login-intro .brand{margin-bottom:28px}.login-intro h1{font-size:31px;max-width:500px}.login-intro .hero-art{display:none}.login-form-wrap{padding:40px 25px}.login-form{max-width:420px}}
@media(max-width:550px){.main{padding:22px 14px}.page-heading{align-items:flex-start;margin-bottom:22px}.page-heading h1{font-size:25px}.page-heading p{font-size:11px}.page-heading>.actions{justify-content:flex-end}.hero{display:block;padding:24px}.hero-art{display:none}.hero h2{font-size:24px}.hero p{font-size:11px}.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.stat{padding:17px}.stat strong{font-size:25px}.card-header{padding:17px}.filters{padding:15px}.card-body{padding:18px}.form-row{grid-template-columns:1fr;gap:0}.footer{flex-direction:column;gap:7px}.editor-actions{padding:13px}.editor-actions .actions{gap:6px}.editor-actions .btn{font-size:10px;padding:8px 9px}.editor-note{display:none}.task-body{padding:19px}.task-body h2{font-size:19px}.breadcrumbs{font-size:10px;gap:6px}.topbar{padding:0 13px;gap:7px}.detail-meta{padding:20px;gap:17px}.exercise-list{grid-template-columns:1fr;max-height:140px}.header-select{max-width:165px}.exam-info{flex-wrap:wrap}.schema-grid{grid-template-columns:1fr}td{padding:12px 15px}th{padding:12px 15px}.btn{padding:8px 11px}.modal-body,.modal-head,.modal-footer{padding:20px}.timer{padding:10px;font-size:11px}.login-intro{padding:29px}.profile{gap:5px}}
@media print{.sidebar,.topbar,.footer,.actions,.filters,.back{display:none!important}.layout{display:block}.main{padding:0}.card{border:0}.table-wrap{overflow:visible}body{background:white}.page-heading{margin:10mm 0}th{background:#eee}.card,.stats{break-inside:avoid}a:after{content:none}}