/* Parent cabinet — shared styles. Layout follows the business mockups (makets/*.html),
   colours follow the site palette used by /signup (depth blue + flame orange). */
:root{
  --ink:#16324a;--ink-soft:#3a4a5f;--paper:#f5f9fc;--bg:#eef3f8;--card:#ffffff;
  --line:#d8e4ee;--line-soft:#eef1f6;
  --blue:#0f72b4;--blue-deep:#0b5a90;--blue-soft:#e7f1f8;
  --flame:#f66838;--flame-soft:#fdeae2;
  --green:#1d8a76;--green-soft:#e2f4ec;
  --amber:#c98a2b;--amber-soft:#f8efdc;
  --red:#c1524a;--red-soft:#f9e7e5;
  --violet:#5b4b8a;--violet-soft:#ece7f5;
  --teal:#1d8a76;--teal-soft:#e0f2f1;--navy:#16233c;
  --muted:#7a8394;
}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px}
body{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5;min-height:100vh}
a{color:var(--blue)}
button{font-family:inherit}
[hidden]{display:none!important}

/* ---------- auth pages (login / forgot / reset) ---------- */
.auth-body{display:flex;align-items:center;justify-content:center;padding:24px;min-height:100vh;
  background:radial-gradient(1200px 600px at 10% -10%,#e7f1f8 0%,transparent 55%),radial-gradient(1000px 500px at 110% 110%,#e2ecfb 0%,transparent 50%),linear-gradient(160deg,#f4f7fc,#eaf0f9)}
.auth-wrap{width:440px;max-width:100%}
.auth-card{background:var(--card);border:1.5px solid var(--line);border-radius:20px;box-shadow:0 26px 60px -30px rgba(18,35,59,.4);padding:36px 34px 30px}
.brand{text-align:center;margin-bottom:24px}
.brand img{height:46px;width:auto}
.brand .sub{font-size:.88rem;color:var(--muted);margin-top:6px}
.brand .h{font-size:1.35rem;font-weight:700;margin-top:10px}
.brand .hs{font-size:.9rem;color:var(--ink-soft);margin-top:6px}
.langs{display:flex;gap:4px;justify-content:flex-end;margin-bottom:14px}
.langs button{border:1.5px solid var(--line);background:#fff;color:var(--ink-soft);padding:6px 12px;border-radius:8px;font-size:.82rem;cursor:pointer;font-weight:600}
.langs button.active{background:var(--blue);color:#fff;border-color:var(--blue)}
.foot{text-align:center;margin-top:22px;font-size:.78rem;color:var(--muted)}

/* ---------- fields ---------- */
.field{margin-bottom:16px}
.field label{display:block;font-size:.84rem;font-weight:600;color:var(--ink-soft);margin-bottom:6px}
.field label .req{color:var(--red)}
.field .inp{position:relative}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--line);border-radius:11px;padding:11px 13px;font-size:.95rem;background:#fff;color:var(--ink);font-family:inherit}
.field input:focus,.field select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.field input:disabled{background:var(--line-soft);color:var(--muted)}
.field input.ok{border-color:var(--green)}
.field input.err{border-color:var(--red)}
.field .eye{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--muted);cursor:pointer;font-size:.85rem;user-select:none}
.hint{font-size:.77rem;color:var(--muted);margin-top:6px}
.status{font-size:.8rem;margin-top:7px;display:flex;align-items:center;gap:6px;font-weight:600}
.status.ok{color:var(--green)}.status.err{color:var(--red)}.status.taken{color:var(--amber)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.rowbetween{display:flex;justify-content:flex-end;margin:-4px 0 18px}
.link{color:var(--blue);font-size:.84rem;font-weight:600;text-decoration:none;cursor:pointer;background:none;border:none}
.link:hover{text-decoration:underline}

.btn{border:none;padding:12px 22px;border-radius:11px;font-size:.95rem;font-weight:700;cursor:pointer;transition:background .15s,transform .1s;display:inline-flex;align-items:center;gap:8px;justify-content:center}
.btn.primary{background:var(--blue);color:#fff}
.btn.primary:hover{background:var(--blue-deep)}
.btn.green{background:var(--green);color:#fff}
.btn.ghost{background:#fff;border:1.5px solid var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn.wide{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn .spin{width:16px;height:16px;border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.divider{display:flex;align-items:center;gap:12px;margin:22px 0 18px;color:var(--muted);font-size:.8rem}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.register{text-align:center;font-size:.9rem;color:var(--ink-soft)}
.register a{color:var(--blue);font-weight:700;text-decoration:none}

.alert{border-radius:10px;padding:11px 14px;font-size:.86rem;margin-bottom:16px;display:flex;align-items:flex-start;gap:9px;font-weight:500;white-space:pre-line}
.alert.err{background:var(--red-soft);color:var(--red)}
.alert.ok{background:var(--green-soft);color:var(--green)}
.alert.info{background:var(--blue-soft);color:var(--blue-deep)}
.alert.warn{background:var(--amber-soft);color:var(--amber)}

/* ---------- cabinet shell ---------- */
.shell{display:grid;grid-template-columns:236px 1fr;min-height:100vh}
.side{background:linear-gradient(180deg,var(--blue),var(--blue-deep));color:#dce6fa;padding:0 0 20px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side .sbrand{padding:22px 22px 18px}
.side .sbrand img{height:36px;width:auto;filter:brightness(0) invert(1)}
.side .sbrand .s{font-size:.8rem;color:#b9d2ea;margin-top:6px}
.side nav{display:flex;flex-direction:column;gap:2px;padding:8px 12px}
.side nav a{display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:10px;color:#cfe1f3;text-decoration:none;font-size:.92rem;font-weight:500;transition:all .15s}
.side nav a .ic{width:18px;text-align:center;font-family:Georgia,serif;font-style:normal}
.side nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.side nav a.active{background:#fff;color:var(--blue-deep);font-weight:700}
.side .grow{flex:1}
.side .out{margin:0 14px;padding:11px;border:1.5px solid rgba(255,255,255,.3);border-radius:10px;color:#fff;text-align:center;font-size:.88rem;font-weight:600;cursor:pointer;background:transparent}
.side .out:hover{background:rgba(255,255,255,.12)}
.main{padding:24px 34px 60px;max-width:1180px}
.toprow{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px;gap:12px}
.title h1{font-size:1.9rem;letter-spacing:-.01em;color:var(--blue)}
.title .owner{font-size:1rem;color:var(--ink-soft);font-weight:600;margin-top:2px;min-height:1.5em}
.mobilebar{display:none;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line);padding:10px 16px}
.mobilebar a{text-decoration:none;font-size:.85rem;font-weight:600;color:var(--blue);margin-right:10px}

.actionbar{display:flex;gap:10px;margin-bottom:22px;flex-wrap:wrap}
.abtn{border:1.5px solid var(--line);background:var(--card);color:var(--ink);padding:11px 16px;border-radius:10px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:7px}
.abtn:hover{border-color:var(--blue);color:var(--blue)}
.abtn.primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.abtn.primary:hover{background:var(--blue-deep);color:#fff}

/* ---------- children cards ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}
.kcard{background:var(--card);border:1.5px solid var(--line);border-radius:16px;overflow:hidden;transition:box-shadow .16s}
.kcard:hover{box-shadow:0 12px 28px -16px rgba(18,35,59,.3)}
.kcard.course{border-left:4px solid var(--teal)}
.kcard.subject{border-left:4px solid var(--blue)}
.kc-top{display:flex;align-items:center;gap:12px;padding:16px 18px 12px}
.kc-av{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:1.05rem;color:#fff;flex-shrink:0;font-family:Georgia,serif}
.kc-id .uname{font-weight:700;font-size:1rem}
.kc-id .sub{font-size:.78rem;color:var(--muted);margin-top:1px}
.kc-type{margin-left:auto;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 9px;border-radius:20px}
.kc-type.subj{background:var(--blue-soft);color:var(--blue)}
.kc-type.crs{background:var(--teal-soft);color:var(--teal)}
.kc-what{padding:0 18px 10px}
.kc-what .wn{font-weight:700;font-size:1.05rem}
.kc-tariff{display:flex;align-items:center;gap:8px;margin:0 18px 12px;padding:9px 12px;border-radius:10px;font-size:.8rem;background:var(--line-soft)}
.kc-tariff.PREMIUM{background:var(--violet-soft)}
.kc-tariff.STANDARD{background:var(--blue-soft)}
.kc-tariff.TRIAL{background:var(--green-soft)}
.kc-tariff.COURSE{background:var(--teal-soft)}
.kc-tariff .tag{font-weight:700;font-size:.68rem;letter-spacing:.03em;text-transform:uppercase;padding:2px 8px;border-radius:20px;color:#fff;background:var(--muted)}
.kc-tariff.PREMIUM .tag{background:var(--violet)}
.kc-tariff.STANDARD .tag{background:var(--blue)}
.kc-tariff.TRIAL .tag{background:var(--green)}
.kc-tariff.COURSE .tag{background:var(--teal)}
.kc-tariff .info{flex:1;color:var(--ink-soft)}
.kc-prog{padding:0 18px 6px}
.kc-prog .pl{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:700;margin-bottom:8px}
.kc-prog .soon{font-size:.8rem;color:var(--muted);background:var(--line-soft);border-radius:8px;padding:8px 10px}
.kc-foot{display:flex;gap:8px;padding:12px 18px 16px;border-top:1px solid var(--line-soft);margin-top:8px}
.kc-foot .b{font-size:.82rem;padding:8px 12px;border:1.5px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);cursor:pointer;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:all .15s}
.kc-foot .b:hover{border-color:var(--blue);color:var(--blue)}
.kc-foot .b.wide{flex:1;justify-content:center}
.kc-foot .b:disabled{opacity:.5;cursor:not-allowed}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:.72rem;padding:2px 8px;border-radius:20px;font-weight:600}
.chip.ok{background:var(--green-soft);color:var(--green)}
.chip.warn{background:var(--amber-soft);color:var(--amber)}
.chip.bad{background:var(--red-soft);color:var(--red)}
.empty{background:var(--card);border:1.5px dashed var(--line);border-radius:16px;padding:40px 28px;text-align:center;color:var(--ink-soft)}
.empty h3{font-size:1.1rem;margin-bottom:6px}
.empty p{font-size:.9rem;color:var(--muted);margin-bottom:18px}

/* ---------- modals ---------- */
.overlay{position:fixed;inset:0;background:rgba(14,26,43,.55);display:none;align-items:flex-start;justify-content:center;z-index:50;padding:30px 16px;overflow-y:auto}
.overlay.show{display:flex}
.modal{width:760px;max-width:100%;background:var(--card);border-radius:20px;box-shadow:0 30px 70px -30px rgba(18,35,59,.5);overflow:hidden;animation:rise .25s ease}
.modal.narrow{width:480px}
.modal.medium{width:620px}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.m-head{padding:20px 26px 0}
.m-head .titl{display:flex;align-items:center;justify-content:space-between;gap:12px}
.m-head h2{font-size:1.3rem;color:var(--ink)}
.m-head .msub{font-size:.85rem;color:var(--muted)}
.m-head .x{width:30px;height:30px;border-radius:8px;border:1.5px solid var(--line);display:grid;place-items:center;color:var(--muted);cursor:pointer;background:#fff;flex:none}
.m-head .x:hover{border-color:var(--blue);color:var(--blue)}
.steps{display:flex;gap:8px;margin:16px 0 0;padding-bottom:16px;border-bottom:1px solid var(--line)}
.step{display:flex;align-items:center;gap:9px}
.step .num{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;font-size:.8rem;font-weight:700;background:var(--line-soft);color:var(--muted)}
.step.active .num{background:var(--blue);color:#fff}
.step.done .num{background:var(--green);color:#fff}
.step .lbl{font-size:.84rem;font-weight:600;color:var(--muted)}
.step.active .lbl,.step.done .lbl{color:var(--ink)}
.step .line{width:60px;height:2px;background:var(--line)}
.m-body{padding:18px 26px 24px}
.m-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;gap:10px;flex-wrap:wrap}
.skip{background:none;border:none;color:var(--muted);font-size:.84rem;font-weight:600;cursor:pointer;text-decoration:underline}

.toggle{display:flex;background:var(--line-soft);border-radius:12px;padding:4px;margin-bottom:18px}
.toggle button{flex:1;border:none;background:none;padding:9px;border-radius:9px;font-size:.9rem;font-weight:700;color:var(--ink-soft);cursor:pointer}
.toggle button.on{background:#fff;color:var(--blue);box-shadow:0 2px 6px rgba(18,35,59,.1)}

.sec{margin-bottom:18px}
.sec-t{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.sec-t .n{width:22px;height:22px;border-radius:50%;background:var(--blue);color:#fff;font-size:.75rem;font-weight:700;display:grid;place-items:center}
.sec-t .t{font-size:.84rem;font-weight:700;color:var(--ink-soft)}
.sec-t .cmp{margin-left:auto;font-size:.8rem;font-weight:700;color:var(--blue);cursor:pointer;text-decoration:none;background:none;border:none}
.sec-t .cmp:hover{text-decoration:underline}
.already{display:inline-block;font-size:.78rem;color:var(--green);background:var(--green-soft);padding:4px 10px;border-radius:8px;margin-top:6px}

.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:18px}
.plan{border:2px solid var(--line);border-radius:13px;padding:14px 12px 12px;cursor:pointer;position:relative;background:#fff;transition:border .15s}
.plan:hover{border-color:var(--blue)}
.plan.sel{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.plan.TRIAL{background:var(--green-soft);border-color:var(--green-soft)}
.plan.TRIAL.sel{border-color:var(--green);box-shadow:0 0 0 3px #cfeee2}
.plan.PREMIUM{background:var(--navy);border-color:var(--navy)}
.plan.PREMIUM.sel{border-color:var(--flame);box-shadow:0 0 0 3px var(--flame-soft)}
.plan .badge{position:absolute;top:-9px;left:12px;font-size:.62rem;font-weight:800;padding:2px 8px;border-radius:8px;text-transform:uppercase;letter-spacing:.03em;background:var(--green);color:#fff}
.plan.PREMIUM .badge{background:var(--flame);color:#fff;left:50%;transform:translateX(-50%)}
.plan .ptag{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin-bottom:5px;color:var(--ink-soft)}
.plan.PREMIUM .ptag{color:#aeb8cc}
.plan .pname{font-size:.98rem;font-weight:700;margin-bottom:6px;line-height:1.2}
.plan.PREMIUM .pname,.plan.PREMIUM .price,.plan.PREMIUM .feat{color:#fff}
.plan .price{font-weight:800;margin-bottom:9px}
.plan .price .amt{font-size:1.3rem}
.plan .price .per{font-size:.66rem;color:var(--muted);font-weight:400}
.plan.PREMIUM .price .per{color:#aeb8cc}
.plan.TRIAL .price{color:var(--green)}
.plan .feat{font-size:.7rem;color:var(--ink-soft);margin-bottom:4px;padding-left:14px;position:relative;line-height:1.3}
.plan .feat::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}
.plan.PREMIUM .feat{color:#d4dbe8}
.plan.PREMIUM .feat::before{color:#7fd4b8}
.plan .feat.lim{color:var(--ink-soft)}
.plan .feat.no{color:var(--muted)}
.plan .feat.no::before{content:"–";color:var(--muted)}

.periods{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.period{flex:1;min-width:120px;border:2px solid var(--line);border-radius:11px;padding:10px;text-align:center;cursor:pointer;background:#fff}
.period:hover{border-color:var(--blue)}
.period.sel{border-color:var(--blue);background:var(--blue-soft)}
.period .pt{font-size:.84rem;font-weight:700}
.period .pd{font-size:.78rem;color:var(--ink-soft);margin-top:2px}
.period .bdg{display:inline-block;background:var(--teal-soft);color:var(--teal);font-size:.65rem;font-weight:700;padding:1px 6px;border-radius:7px;margin-top:3px}

.cdesc{background:var(--line-soft);border-radius:12px;padding:12px 14px;margin:6px 0 16px}
.cdesc .ct{font-weight:700;margin-bottom:4px}
.cdesc .cx{font-size:.84rem;color:var(--ink-soft)}

.total{background:linear-gradient(135deg,var(--blue-soft),#eaf0fb);border-radius:13px;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px}
.total .tl{font-size:.83rem;color:var(--ink-soft);font-weight:600}
.total .tl b{display:block;font-size:.9rem;color:var(--ink);margin-top:2px}
.total .tp{font-size:1.6rem;font-weight:800;color:var(--blue-deep);text-align:right}
.total .tp small{display:block;font-size:.78rem;font-weight:600;color:var(--ink-soft)}

.pay-sect{border-top:1px solid var(--line);padding-top:16px}
.pay-sect .pt{font-size:.9rem;font-weight:700;margin-bottom:10px}
.mbank{border:2px solid var(--blue);border-radius:11px;padding:10px 20px;background:#fff;display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:1rem;cursor:default}
.mbank .m1{color:#e30613}.mbank .m2{color:#1a1a1a}

.ops-row{display:flex;gap:10px;flex-wrap:wrap}
.op-btn{flex:1;min-width:140px;border:2px solid var(--line);background:#fff;border-radius:12px;padding:14px;font-size:.95rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}
.op-btn:hover{border-color:var(--blue);color:var(--blue)}
.op-btn .ico{font-size:1.1rem}
.opt{border:2px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;cursor:pointer;background:#fff}
.opt:hover{border-color:var(--blue)}
.opt.sel{border-color:var(--blue);background:var(--blue-soft)}
.opt .oname{font-weight:700}
.opt .odesc{font-size:.8rem;color:var(--muted)}
.opt .oprice{font-weight:800;color:var(--blue-deep);white-space:nowrap}
.ctx{display:flex;align-items:center;gap:12px;margin-top:12px}
.ctx .ava{width:40px;height:40px;border-radius:10px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800}
.ctx .nm{font-weight:700}
.ctx .meta{font-size:.8rem;color:var(--muted)}
.prod{font-size:1.05rem;font-weight:700;margin-top:10px}
.pkg{font-size:.85rem;color:var(--ink-soft);margin:2px 0 12px}
.pkg .pk{font-weight:700;color:var(--blue)}

/* compare table */
.cmp-table{width:100%;border-collapse:collapse;font-size:.88rem}
.cmp-table th,.cmp-table td{padding:10px 12px;border-bottom:1px solid var(--line-soft);text-align:center}
.cmp-table th:first-child,.cmp-table td:first-child{text-align:left}
.cmp-table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.cmp-table .prem{background:var(--blue-soft)}
.cmp-table .yes{color:var(--green);font-weight:700}
.cmp-table .no{color:var(--muted)}
.cmp-table .num{font-weight:700;color:var(--blue)}
.cmp-table .sub{display:block;font-size:.75rem;color:var(--muted)}

/* payment modal */
.pay-summary{background:var(--line-soft);border-radius:12px;padding:12px 14px;margin-bottom:16px;font-size:.9rem}
.pay-summary .l{color:var(--ink-soft)}
.pay-summary .a{font-size:1.4rem;font-weight:800;color:var(--blue-deep);margin-top:4px}
.pay-summary .a small{font-size:.85rem;font-weight:600;color:var(--ink-soft);margin-left:6px}
.otp-input{letter-spacing:.4em;font-size:1.5rem!important;text-align:center;font-weight:700}
.pay-ok{text-align:center;padding:12px 0 4px}
.pay-ok .ico{width:64px;height:64px;border-radius:50%;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:2rem;margin:0 auto 14px}
.pay-ok h3{font-size:1.25rem;margin-bottom:6px}
.pay-ok p{color:var(--ink-soft);font-size:.92rem}
.spinner{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite;margin:14px auto}

/* pages: cards, tables */
.pcard{background:var(--card);border:1.5px solid var(--line);border-radius:16px;padding:22px 24px;margin-bottom:18px}
.pcard h2{font-size:1.1rem;margin-bottom:4px;display:flex;align-items:center;gap:8px}
.pcard .desc{font-size:.86rem;color:var(--muted);margin-bottom:16px}
.sec-h{display:flex;align-items:center;gap:12px;margin:8px 0 14px}
.sec-h h2{font-size:1.15rem}
.sec-h .rule{flex:1;height:1px;background:var(--line)}
.filters{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.filters select{border:1.5px solid var(--line);border-radius:10px;padding:8px 12px;font-size:.88rem;background:#fff;font-family:inherit}
.table-wrap{background:var(--card);border:1.5px solid var(--line);border-radius:14px;overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:.88rem;min-width:640px}
table.data th{font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
table.data td{padding:12px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
table.data tr:last-child td{border-bottom:none}
.pstatus{font-size:.74rem;font-weight:700;padding:3px 10px;border-radius:20px}
.pstatus.paid{background:var(--green-soft);color:var(--green)}
.pstatus.fail{background:var(--red-soft);color:var(--red)}
.pstatus.proc{background:var(--amber-soft);color:var(--amber)}
.check-btn{border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:6px 10px;font-size:.8rem;font-weight:600;cursor:pointer}
.check-btn:hover{border-color:var(--blue);color:var(--blue)}
.soonbadge{font-size:.7rem;font-weight:700;background:var(--amber-soft);color:var(--amber);padding:3px 10px;border-radius:20px}

/* receipt */
.receipt{background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:22px 24px;max-width:520px;margin:0 auto}
.receipt .r-top{text-align:center;padding-bottom:12px;border-bottom:1px dashed var(--line);margin-bottom:12px}
.receipt .co{font-weight:800;font-size:1.1rem;color:var(--blue)}
.receipt .co2{font-size:.78rem;color:var(--muted)}
.receipt .r-line{display:flex;justify-content:space-between;gap:12px;font-size:.88rem;padding:5px 0}
.receipt .r-line .k{color:var(--muted)}
.receipt .r-line .v{text-align:right;font-weight:600}
.receipt .r-total{display:flex;justify-content:space-between;border-top:1px dashed var(--line);margin-top:10px;padding-top:12px;font-size:1.05rem;font-weight:800}
.receipt .r-paid{text-align:center;color:var(--green);font-weight:700;margin-top:10px}
.receipt .r-actions{display:flex;gap:10px;justify-content:center;margin-top:16px}

.stu{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line-soft)}
.stu .av{width:38px;height:38px;border-radius:10px;color:#fff;display:grid;place-items:center;font-weight:800;background:var(--blue)}
.stu .info{flex:1}
.stu .u{font-weight:700}
.vbadge{font-size:.76rem;font-weight:700;padding:4px 10px;border-radius:20px}
.vbadge.yes{background:var(--green-soft);color:var(--green)}
.vbadge.no{background:var(--amber-soft);color:var(--amber)}
.verify-note{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--amber-soft);border-radius:10px;padding:10px 14px;font-size:.85rem;margin-top:10px;flex-wrap:wrap}

.toast{position:fixed;right:20px;bottom:20px;background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;font-size:.9rem;box-shadow:0 12px 30px -10px rgba(0,0,0,.4);z-index:99;max-width:360px;opacity:0;transform:translateY(10px);transition:all .25s}
.toast.show{opacity:1;transform:translateY(0)}
.toast.ok{background:var(--green)}.toast.err{background:var(--red)}

@media(max-width:860px){
  .shell{grid-template-columns:1fr}.side{display:none}.mobilebar{display:flex}
  .main{padding:18px 16px 50px}.plans{grid-template-columns:1fr 1fr}.row2{grid-template-columns:1fr}
  .toprow{flex-direction:column}.title h1{font-size:1.5rem}
}
@media print{
  .side,.mobilebar,.toprow,.sec-h,.filters,.table-wrap,.r-actions,.m-head .x{display:none!important}
  body{background:#fff}.overlay{position:static;background:none;padding:0}.modal{box-shadow:none}
}

/* ---- payment methods (MBank OTP dialog + Finik redirect) ---- */
.paylogos{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.finik{border:2px solid var(--blue);border-radius:11px;padding:10px 20px;background:#fff;display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:1rem;cursor:default;color:#0b0b0b;letter-spacing:.2px}
.finik .fq{width:18px;height:18px;border-radius:4px;background:#ffc700;display:inline-grid;place-items:center;font-size:.7rem;color:#111}
.paymethods{display:grid;gap:12px;margin:14px 0 4px}
.paymethod{display:flex;align-items:center;gap:14px;border:2px solid var(--line);border-radius:14px;padding:14px 16px;background:#fff;cursor:pointer;text-align:left;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s}
.paymethod:hover{border-color:var(--blue);box-shadow:0 8px 24px -16px rgba(15,114,180,.6)}
.paymethod .pmt{font-weight:700}
.paymethod .pmh{color:var(--ink-soft);font-size:.86rem;margin-top:3px}
.paymethod .pmarrow{margin-left:auto;color:var(--blue);font-weight:800}
.payreturn{max-width:560px;margin:40px auto;padding:0 16px}
.payreturn .card{background:var(--card);border-radius:20px;box-shadow:0 30px 70px -30px rgba(18,35,59,.5);padding:28px 26px}
.payreturn .brand{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.payreturn .brand img{height:38px}
a.check-btn{display:inline-block;white-space:nowrap;text-decoration:none}

/* ---------- tutor cabinet (classes, view class, progress, teacher-portal frame) ---------- */
.btn.danger{background:var(--red);color:#fff}
.btn.danger:hover{background:#a8443d}
.btn.sm{padding:7px 12px;font-size:.8rem;border-radius:8px}
.confirm-text{font-size:.98rem;line-height:1.55;margin:4px 0 6px}
.ccards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.ccard{background:var(--card);border:1.5px solid var(--line);border-radius:14px;padding:18px 20px;display:flex;flex-direction:column;gap:12px;transition:box-shadow .16s}
.ccard:hover{box-shadow:0 14px 30px -22px rgba(18,35,59,.45)}
.ccard .cn{font-weight:700;font-size:1.05rem;word-break:break-word}
.ccard .cs{font-size:.82rem;color:var(--amber);font-weight:600;margin-top:2px}
.ccard .cnt{background:var(--blue-soft);border-radius:9px;text-align:center;padding:9px;font-size:.88rem;font-weight:600;color:var(--blue-deep)}
.ccard .cd{font-size:.78rem;color:var(--muted)}
.ccard .acts{display:flex;gap:8px}
.ccard .acts .open{flex:1;background:var(--blue);color:#fff;border:none;border-radius:9px;padding:10px;font-size:.86rem;font-weight:600;cursor:pointer}
.ccard .acts .open:hover{background:var(--blue-deep)}
.ccard .acts .sq{width:42px;border:none;border-radius:9px;color:#fff;font-size:.95rem;cursor:pointer;display:grid;place-items:center}
.ccard .acts .sq.add{background:var(--green)}
.ccard .acts .sq.del{background:var(--red)}
.pcard .pc-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.pcard .pc-head .acts{display:flex;gap:8px;flex-wrap:wrap}
.infogrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:14px}
.infogrid .k{font-size:.76rem;color:var(--muted)}
.infogrid .v{font-weight:700;font-size:1rem;margin-top:3px;display:flex;align-items:center;gap:8px;word-break:break-all}
.infogrid .v.code{color:var(--blue)}
.statgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:6px 0 18px}
.stat{background:var(--card);border:1.5px solid var(--line);border-radius:14px;padding:16px 18px}
.stat .sv{font-size:1.7rem;font-weight:800;color:var(--blue)}
.stat .sl{font-size:.82rem;color:var(--ink-soft);font-weight:600}
.tabs{display:flex;gap:6px;border-bottom:1.5px solid var(--line);margin-bottom:14px}
.tabs button{border:none;background:none;padding:10px 14px;font-weight:700;font-size:.9rem;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1.5px}
.tabs button.on{color:var(--blue);border-bottom-color:var(--blue)}
.bar{height:8px;background:var(--line-soft);border-radius:6px;overflow:hidden;min-width:90px}
.bar span{display:block;height:100%;background:var(--green)}
.badge{display:inline-block;font-size:.74rem;font-weight:700;padding:3px 10px;border-radius:20px;background:var(--blue-soft);color:var(--blue-deep);white-space:nowrap}
.badge.ok{background:var(--green-soft);color:var(--green)}
.badge.warn{background:var(--amber-soft);color:var(--amber)}
.badge.bad{background:var(--red-soft);color:var(--red)}
.pager{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:10px;font-size:.84rem;color:var(--ink-soft)}
.pager button{border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:5px 10px;cursor:pointer;font-weight:600}
.pager button:disabled{opacity:.45;cursor:default}
.tactions{display:flex;gap:6px;flex-wrap:wrap}
.added-note{background:var(--green-soft);border-radius:10px;padding:11px 14px;font-size:.85rem;color:var(--green);margin:16px 0 4px}
.portal-frame{width:100%;border:1.5px solid var(--line);border-radius:14px;background:#fff;min-height:calc(100vh - 150px);display:block}
.main.wide{max-width:none}
.receipt .r-item{border-top:1px dashed var(--line);padding-top:8px;margin-top:8px}
@media(max-width:860px){
  .infogrid{grid-template-columns:1fr 1fr}.statgrid{grid-template-columns:1fr}
  .portal-frame{min-height:calc(100vh - 120px)}
}
.tutor-only{display:none}
body.tutor .tutor-only{display:block}
.title .tsub{font-size:.95rem;color:var(--ink-soft);margin-top:2px}
.kc-foot a.b.wide{justify-content:center}
a.btn,a.btn:hover{text-decoration:none}
/* the tutor menu has 8 items: one scrollable row on phones, logout stays visible */
.mobilebar nav{min-width:0}
body.tutor .mobilebar{gap:12px}
body.tutor .mobilebar nav{display:flex;flex:1;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}
body.tutor .mobilebar nav::-webkit-scrollbar{display:none}
body.tutor .mobilebar a{margin-right:14px;flex:none}
body.tutor .mobilebar a.active{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
body.tutor .mobilebar .link{flex:none}
.shell>div{min-width:0}
/* payment method picked under the price (2026-09-30) — badges are buttons */
.paylogos[data-pick] .pm-pick{position:relative;border:2px solid var(--line,#d8e4ee);background:#fff;border-radius:12px;padding:6px 10px;cursor:pointer;display:inline-flex;align-items:center;transition:border-color .15s,box-shadow .15s}
.paylogos[data-pick] .pm-pick:hover{border-color:#0f72b4}
.paylogos[data-pick] .pm-pick.sel{border-color:#0f72b4;box-shadow:0 0 0 3px #e7f1f8}
.paylogos[data-pick] .pm-pick .pm-check{display:none;position:absolute;top:-8px;right:-8px;width:20px;height:20px;border-radius:50%;background:#0f72b4;color:#fff;font-size:12px;line-height:20px;text-align:center;font-weight:700}
.paylogos[data-pick] .pm-pick.sel .pm-check{display:block}
.pm-hint{margin-top:6px}