:root{
  --red:#e2000f;--red-h:#cf000a;--red-soft:rgba(226,0,15,.08);
  --ok:#1a7a3c;--ok-bg:#e8f6ee;--warn:#b86b00;--warn-bg:#fff4e5;
  --bg:#f5f6f8;--card:#fff;--txt:#1a1a1a;--mut:#6b7280;--line:#e5e7eb;
  --font:"Open Sans",system-ui,sans-serif;--disp:"Roboto Condensed","Open Sans",sans-serif;
  --safe:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;font-family:var(--font);color:var(--txt);background:#111}
button,input,select,textarea{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
a{color:var(--red);text-decoration:none}
#app{height:100%;min-height:100%}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(80px);background:#1a1a1a;color:#fff;padding:12px 18px;border-radius:12px;opacity:0;transition:.25s;z-index:200;max-width:90vw;font-size:14px;box-shadow:0 8px 24px #0005;pointer-events:none}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* —— вход —— */
.gate{min-height:100%;height:100%;overflow:auto;display:grid;place-items:center;padding:24px 16px;background:linear-gradient(165deg,#fff 0%,#fff5f5 45%,#ffe8ea 100%)}
.gate-box{background:#fff;border-radius:20px;padding:28px 24px;width:min(420px,100%);box-shadow:0 20px 50px rgba(226,0,15,.12)}
.logo{display:flex;gap:12px;align-items:center;margin-bottom:8px}
.mark{width:48px;height:48px;border-radius:12px;background:var(--red);color:#fff;display:grid;place-items:center;font-family:var(--disp);font-weight:700;font-size:20px;flex:0 0 auto}
.gate h1,.logo b,h2,h3,.sec-title{font-family:var(--disp);font-weight:700}
.gate h1{font-size:26px;color:var(--red);text-transform:uppercase;letter-spacing:.02em}
.muted{color:var(--mut);font-size:13px;line-height:1.45}
.field{margin:12px 0}
.field label{display:block;font-size:12px;font-weight:700;color:var(--mut);margin-bottom:6px}
.field input,.field select,textarea,.search-inp,.phone-inp{width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;background:#fff}
.field input:focus,.field select:focus,textarea:focus,.search-inp:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-soft)}
.pwd-wrap{position:relative;display:flex;align-items:center}
.pwd-wrap input{padding-right:88px}
.pwd-toggle{
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  padding:6px 10px;border-radius:8px;font-size:12px;font-weight:700;
  color:var(--red);background:var(--red-soft);border:0;cursor:pointer;z-index:2;
}
.pwd-toggle:hover{background:#ffe0e3}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;padding:11px 14px;font-weight:700;cursor:pointer;font-size:13px}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-h)}
.btn-ghost{background:#fff;border:1.5px solid var(--line);color:var(--txt)}.btn-ghost:hover{border-color:var(--red);color:var(--red)}
.btn-block{width:100%}.btn-sm{padding:7px 10px;font-size:12px;border-radius:8px}
.hint{margin-top:14px;padding:12px;background:var(--red-soft);border-radius:12px;font-size:12px;color:var(--mut)}

/* —— админ / препод desktop —— */
.shell{display:flex;height:100%;min-height:100%;background:#f0f1f4;overflow:hidden}
.side{width:240px;flex:0 0 240px;background:#fff;border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow:auto}
.side .nav{text-align:left;padding:11px 12px;border-radius:12px;font-weight:600;color:#374151;cursor:pointer}
.side .nav.on,.side .nav:hover{background:var(--red-soft);color:var(--red)}
.main{flex:1;min-width:0;min-height:0;padding:22px;overflow:auto}
.top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.top h2{font-size:26px;letter-spacing:.01em}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px;box-shadow:0 2px 8px #00000008}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:16px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.stat .n{font-family:var(--disp);font-size:30px;font-weight:700;color:var(--red)}
.stat .l{font-size:12px;color:var(--mut);margin-top:2px}
table{width:100%;border-collapse:collapse;font-size:13px;background:#fff;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
th,td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#fafafa;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);font-weight:700}
.badge{display:inline-block;padding:3px 8px;border-radius:999px;font-size:11px;font-weight:700}
.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.warn{background:var(--warn-bg);color:var(--warn)}
.badge.mut{background:#f3f4f6;color:#6b7280}.badge.info{background:#ffe8ea;color:var(--red)}
.chips{display:flex;gap:8px;flex-wrap:nowrap;margin-bottom:12px;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch}
.chip{flex:0 0 auto;padding:8px 12px;border-radius:999px;border:1.5px solid var(--line);background:#fff;cursor:pointer;font-weight:600;font-size:12px;color:var(--mut)}
.chip.on{background:var(--red);color:#fff;border-color:var(--red)}
.push{display:flex;gap:12px;padding:12px;border:1px solid var(--line);border-radius:12px;margin-bottom:8px;background:#fff;cursor:pointer;text-align:left;width:100%}
.push.unread{background:#fff8f8;border-color:#f5c2c6}
.push .t{font-weight:800;font-size:14px}
.conflict{border-left:4px solid var(--red);background:#fff5f5;padding:12px;border-radius:10px;margin:10px 0}
.conflict.warn{border-left-color:var(--warn);background:var(--warn-bg)}

/* —— мобильный кабинет (все роли) —— */
.mobile-wrap{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px 16px;
  background:#0f0f10;
  overflow:hidden;
}
.phone-frame{
  --pw:min(390px, calc(100vw - 40px), calc((100dvh - 40px) * 390 / 844));
  width:var(--pw);
  height:calc(var(--pw) * 844 / 390);
  max-height:calc(100dvh - 40px);
  background:var(--bg);
  border-radius:40px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  position:relative;
  flex:0 0 auto;
  box-shadow:0 0 0 12px #1c1c1e,0 0 0 14px #3a3a3c,0 28px 70px #000a;
}
.phone-frame::before{
  content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);
  width:28%;max-width:120px;height:22px;background:#1c1c1e;border-radius:0 0 16px 16px;z-index:20;pointer-events:none;
}
.m-hdr{
  flex:0 0 auto;
  padding:34px 16px 10px;
  background:#fff;
  border-bottom:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  z-index:5;
}
.m-hdr .brand{display:flex;align-items:center;gap:8px;font-family:var(--disp);font-weight:700;font-size:17px;color:var(--red);text-transform:uppercase;min-width:0}
.m-hdr .brand span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.m-hdr .brand .mark{width:28px;height:28px;border-radius:8px;font-size:13px}
.m-hdr .hdr-actions{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.bell{
  position:relative;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  color:var(--red);font-size:18px;line-height:1;
}
.bell .dot{
  position:absolute;top:6px;right:6px;min-width:8px;height:8px;border-radius:999px;
  background:var(--red);border:2px solid #fff;display:none;
}
.bell .dot.on{display:block}
.m-body{
  flex:1 1 auto;
  min-height:0;
  overflow-x:hidden;
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  padding:14px 16px 18px;
  overscroll-behavior:contain;
}
.m-nav{
  flex:0 0 auto;
  height:calc(64px + var(--safe));
  padding:6px 4px calc(10px + var(--safe));
  background:#fff;
  border-top:1px solid var(--line);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  align-items:start;
  z-index:5;
}
.m-nav button{
  display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:3px;
  font-size:9px;font-weight:600;color:var(--mut);padding:6px 1px;line-height:1.15;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;
}
.m-nav button .ni{
  width:22px;height:22px;display:grid;place-items:center;font-size:15px;line-height:1;
}
.m-nav button.on{color:var(--red)}
.m-nav button.on .ni{color:var(--red)}

.m-list{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.m-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:0 2px 8px #00000008;
}
.m-item.dim{opacity:.72}
.m-item-main{
  display:block;width:100%;text-align:left;padding:12px 14px;background:#fff;cursor:pointer;
}
.m-item-main b{display:block;font-size:14px;line-height:1.3}
.m-item-sel{
  width:100%;border:0;border-top:1px solid var(--line);padding:10px 14px;background:#fafafa;font-size:13px;
}
.sort-row{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 4px}
.pass-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:8px}
.search-inp{margin-bottom:4px}

.profile-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.avatar{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#ffb4b8,#e2000f);color:#fff;display:grid;place-items:center;font-family:var(--disp);font-weight:700;font-size:20px;flex:0 0 auto}
.profile-row h2{font-size:20px;font-weight:700;line-height:1.2}
.profile-row .sub{font-size:12px;color:var(--mut);margin-top:2px}
.sec-title{font-family:var(--disp);font-size:16px;font-weight:700;margin:4px 0 10px;color:#222}
.lesson{display:flex;align-items:stretch;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:8px;box-shadow:0 2px 8px #00000008;text-align:left;width:100%}
.lesson .ico{width:44px;height:44px;border-radius:12px;background:var(--red);color:#fff;display:grid;place-items:center;font-family:var(--disp);font-weight:700;font-size:13px;flex:0 0 auto}
.lesson .mid{flex:1;min-width:0}
.lesson .mid b{display:block;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lesson .mid .meta{font-size:12px;color:var(--mut);margin-top:2px}
.lesson .mid .meta strong{color:var(--red);font-weight:700}
.lesson .side{border-left:1px solid var(--line);padding-left:10px;width:92px;flex:0 0 92px}
.lesson .side small{display:block;font-size:10px;color:var(--mut);text-transform:uppercase;letter-spacing:.04em}
.lesson .side span{display:block;font-size:12px;font-weight:600;margin-top:2px;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.quick{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:14px 0}
.quick button{width:100%;display:flex;align-items:center;gap:12px;padding:14px;text-align:left;border-bottom:1px solid var(--line);background:#fff}
.quick button:last-child{border-bottom:0}
.q-ico{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;color:#fff;font-size:12px;font-weight:800}
.q-ico.ok{background:var(--ok)}.q-ico.info{background:var(--red)}.q-ico.warn{background:var(--warn)}
.quick .grow{flex:1;min-width:0}
.quick b{display:block;font-size:14px}
.quick .chev{color:#c4c7cf;font-size:18px;flex:0 0 auto}
.today-card{background:linear-gradient(145deg,#fff 0%,#fff5f5 100%);border:1.5px solid #f0c4c8;border-radius:16px;padding:16px;margin-bottom:14px}
.today-card .lab{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--red);margin-bottom:8px}

.pwd-cell{display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.actions-cell{display:flex;flex-direction:column;gap:6px;min-width:150px}
.row-blocked{opacity:.55;background:#fff8f8}
.modal-back{position:absolute;inset:0;background:#0006;display:grid;place-items:center;z-index:80;padding:16px}
.phone-frame > .modal-back,
.m-body .modal-back{position:absolute}
.modal-card{background:#fff;border-radius:16px;padding:18px;width:min(480px,100%);max-height:85%;overflow:auto;box-shadow:0 20px 50px #0004}
.send-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.send-grid .btn{width:100%}
textarea{width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;resize:vertical}
code{font-family:ui-monospace,Consolas,monospace;font-size:12px;background:#f3f4f6;padding:2px 6px;border-radius:6px}
.th-sort{cursor:pointer;user-select:none;white-space:nowrap}
.th-sort:hover,.th-sort.on{color:var(--red);background:#fff5f5}
.sort-ico{font-size:11px;opacity:.7;margin-left:2px}
.lesson-card{cursor:pointer}
.lesson-card:hover{border-color:#f5c2c6;background:#fff8f8}

/* внутри телефона заголовки компактнее */
.phone-frame .top h2,
.phone-frame .main h2{font-size:20px}
.phone-frame .grid{grid-template-columns:repeat(2,1fr)}
.phone-frame select{max-width:100%}

@media(max-width:480px){
  .mobile-wrap{padding:0;background:var(--bg)}
  .phone-frame{
    width:100%;height:100%;max-height:none;border-radius:0;
    box-shadow:none;--pw:100%;
  }
  .phone-frame::before{display:none}
  .m-hdr{padding-top:max(12px, env(safe-area-inset-top, 12px))}
}
@media(max-width:800px){
  .shell{flex-direction:column;height:auto;min-height:100%}
  .side{width:100%;flex:0 0 auto;flex-direction:row;flex-wrap:wrap}
}