/* ============================================================
   KoolClass - design system
   Dark (default) + light themes, cards, pills, tables, modals,
   drawer, toasts, sidebar shell, chat bubbles, print-safe.
   ============================================================ */

:root{
  --radius:14px;
  --radius-sm:10px;
  --accent:#0ec8b4;
  --accent-2:#0aa695;
  --accent-ink:#032a24;
  --orange:#f59e0b;
  --danger:#ef4444;
  --info:#38bdf8;
  --ok:#34d399;
  --warn:#fbbf24;
  --side-bg:#0b1526;
  --side-border:rgba(148,180,220,.14);
  --side-text:#eef4fb;
  --side-dim:#93a7c4;
  --side-hover:rgba(255,255,255,.06);
  --side-active:rgba(255,255,255,.10);
  --font:ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}

html{font-size:15px;-webkit-text-size-adjust:100%}
html.fs-s{font-size:13.5px}
html.fs-m{font-size:15px}
html.fs-l{font-size:16.5px}

[data-theme="dark"]{
  --bg:#081020;
  --bg-grad:radial-gradient(1100px 520px at 85% -10%,rgba(14,200,180,.10),transparent 60%),
            radial-gradient(900px 520px at -10% 110%,rgba(56,189,248,.07),transparent 55%);
  --surface:#0d1a30;
  --surface-2:#13223d;
  --hover:rgba(140,180,230,.07);
  --border:#1d2b45;
  --text:#e9f1fb;
  --text-dim:#8ba1bf;
  --topbar-bg:rgba(8,16,32,.82);
  --shadow:0 1px 2px rgba(2,6,14,.4);
  --shadow-lg:0 18px 50px rgba(2,6,14,.55);
  --shadow-hover:0 8px 22px rgba(2,6,14,.5);
  --overlay:rgba(3,8,18,.6);
  --accent-soft:rgba(14,200,180,.14);
  --scroll:#22385c;
  color-scheme:dark;
}
[data-theme="light"]{
  --bg:#f4f7fb;
  --bg-grad:radial-gradient(1100px 520px at 85% -10%,rgba(14,200,180,.12),transparent 60%);
  --surface:#ffffff;
  --surface-2:#f2f6fb;
  --hover:rgba(30,70,120,.05);
  --border:#e5e9f0;
  --text:#132239;
  --text-dim:#5c7089;
  --topbar-bg:rgba(255,255,255,.8);
  --shadow:0 1px 3px rgba(20,40,70,.05);
  --shadow-lg:0 18px 44px rgba(20,40,70,.14);
  --shadow-hover:0 8px 22px rgba(20,40,70,.10);
  --overlay:rgba(15,30,50,.38);
  --accent-soft:rgba(14,200,180,.14);
  --scroll:#c2d2e2;
  color-scheme:light;
}

/* ---------------------------------------------------------- base */
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;font-family:var(--font);color:var(--text);
  background:var(--bg-grad),var(--bg);
  background-attachment:fixed;
  min-height:100vh;line-height:1.5;
}
img,svg{vertical-align:middle}
a{color:var(--accent);text-decoration:none}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.25}
p{margin:.35em 0}
[hidden]{display:none!important}
::selection{background:var(--accent-soft)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

*{scrollbar-width:thin;scrollbar-color:var(--scroll) transparent}
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:var(--scroll);border-radius:8px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-track{background:transparent}

.ico{width:1.15em;height:1.15em;flex-shrink:0}
.logo-mark{display:inline-block;flex-shrink:0}
.logo-mark svg{width:100%;height:100%;display:block}
.brand-mark{display:inline-flex;align-items:center;flex-shrink:0}
.brand-logo{object-fit:contain;border-radius:8px;flex-shrink:0;display:block;background:rgba(255,255,255,.04)}
.auth-brand-mark{display:block}
.input[readonly]{opacity:.75;cursor:default}

/* ---------------------------------------------------------- shell layout */
.shell{display:flex;min-height:100vh}
.main{flex:1;display:flex;flex-direction:column;min-width:0;min-height:100vh}
.content{flex:1;width:100%;max-width:1280px;margin:0 auto;padding:22px clamp(14px,3vw,30px) 44px}
.scrim{display:none}

/* ---------------------------------------------------------- sidebar */
.sidebar{
  width:252px;flex-shrink:0;position:sticky;top:0;height:100vh;z-index:40;
  display:flex;flex-direction:column;
  background:var(--side-bg);border-right:1px solid var(--side-border);
  transition:width .22s ease;
}
.side-brand{display:flex;align-items:center;gap:8px;padding:14px 12px;border-bottom:1px solid var(--side-border)}
.brand-link{display:flex;align-items:center;gap:10px;flex:1;min-width:0;color:var(--side-text)}
.brand-word{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-word b{font-size:1rem;white-space:nowrap}
.brand-word i{font-style:normal;font-size:.63rem;color:var(--side-dim);letter-spacing:.06em;white-space:nowrap;text-transform:uppercase}
.side-collapse .ico{transition:transform .22s}

.side-nav{flex:1;overflow-y:auto;overflow-x:hidden;padding:10px 10px 12px;display:flex;flex-direction:column;gap:2px}
.side-nav{scrollbar-color:#2a3d5e transparent}
.nav-head{display:flex;align-items:center;gap:2px}
.nav-head .nav-item{flex:1;min-width:0}
.nav-item{
  display:flex;align-items:center;gap:11px;width:100%;
  padding:9px 11px;border-radius:10px;
  color:var(--side-dim);font-size:.93rem;font-weight:500;font-family:inherit;
  border:0;background:none;text-align:left;cursor:pointer;white-space:nowrap;
  position:relative;transition:background .15s,color .15s;
}
.nav-item .ico{width:19px;height:19px}
.nav-item:hover{color:var(--side-text);background:var(--side-hover)}
.nav-item.active{color:#fff;background:var(--side-active)}
.nav-item.active::before{
  content:"";position:absolute;left:-10px;top:22%;bottom:22%;width:3px;
  border-radius:3px;background:var(--accent);
}
.nav-label{overflow:hidden;text-overflow:ellipsis}
.icon-btn.nav-chev{width:26px;height:26px;border:0}
.icon-btn.nav-chev .ico{width:15px;height:15px;transition:transform .18s}
.nav-group.open>.nav-head .nav-chev .ico{transform:rotate(180deg)}
.nav-sub{display:none;flex-direction:column;gap:1px;margin:2px 0 4px;padding-left:26px}
.nav-group.open .nav-sub{display:flex}
.nav-sub-item{
  display:flex;align-items:center;gap:9px;padding:7px 10px;border-radius:9px;
  color:var(--side-dim);font-size:.86rem;white-space:nowrap;overflow:hidden;
}
.nav-sub-item:hover{color:var(--side-text);background:var(--side-hover)}
.nav-sub-item.active{color:var(--accent)}
.nav-sub-dot{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.6;flex-shrink:0}
.nav-sub-label{overflow:hidden;text-overflow:ellipsis}
.nav-sub-note{padding:6px 10px;font-size:.78rem;color:var(--side-dim)}

.side-renew{padding:12px;border-top:1px solid var(--side-border)}
.sidebar .icon-btn{border-color:var(--side-border);color:var(--side-dim)}
.sidebar .icon-btn:hover{color:var(--side-text);background:var(--side-hover);border-color:var(--accent)}

/* collapsed rail - desktop only */
@media (min-width:901px){
  .hamburger{display:none}
  .shell.side-collapsed .sidebar{width:76px}
  .shell.side-collapsed .side-brand{flex-direction:column;gap:10px;padding:14px 8px}
  .shell.side-collapsed .brand-link{flex:0}
  .shell.side-collapsed .brand-word,
  .shell.side-collapsed .nav-label,
  .shell.side-collapsed .nav-chev,
  .shell.side-collapsed .nav-sub{display:none}
  .shell.side-collapsed .side-collapse .ico{transform:rotate(180deg)}
  .shell.side-collapsed .nav-item{justify-content:center;padding:11px 0}
  .shell.side-collapsed .nav-item.active::before{left:-6px}
  .shell.side-collapsed .side-renew{padding:12px 8px}
  .shell.side-collapsed .side-renew .btn{padding:10px 0}
}

/* overlay sidebar - mobile */
@media (max-width:900px){
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;height:100%;width:268px;
    transform:translateX(-104%);transition:transform .24s ease;
    box-shadow:var(--shadow-lg);
  }
  .shell.side-open .sidebar{transform:none}
  .side-collapse{display:none}
  .scrim{
    display:block;position:fixed;inset:0;z-index:35;
    background:rgba(3,8,16,.5);backdrop-filter:blur(2px);
    opacity:0;pointer-events:none;transition:opacity .2s;
  }
  .shell.side-open .scrim{opacity:1;pointer-events:auto}
}

/* ---------------------------------------------------------- topbar */
.topbar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:14px;
  height:62px;padding:0 clamp(14px,3vw,28px);
  border-bottom:1px solid var(--border);
  background:var(--topbar-bg);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.page-title{flex:1;min-width:0;margin:0;font-size:1.15rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{display:flex;align-items:center;gap:8px}

.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--border);background:transparent;
  color:var(--text-dim);cursor:pointer;position:relative;transition:.15s;flex-shrink:0;
}
.icon-btn:hover{color:var(--text);background:var(--hover);border-color:var(--accent)}
.icon-btn .ico{width:19px;height:19px}

.badge{
  position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;
  border-radius:99px;background:var(--orange);color:#241300;
  font-size:.62rem;font-weight:800;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  border:2px solid var(--bg);
}

.avatar{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;flex-shrink:0;
  color:#fff;font-weight:700;font-size:.8rem;letter-spacing:.02em;
  text-shadow:0 1px 2px rgba(0,0,0,.25);user-select:none;
}
.avatar-btn{border:0;background:none;padding:0;cursor:pointer;border-radius:50%;line-height:0}
.avatar-btn:hover .avatar{box-shadow:0 0 0 3px var(--accent-soft)}

/* ---------------------------------------------------------- cards */
.card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px;
  transition:box-shadow .18s,transform .18s;
}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.card-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:16px 20px;border-bottom:1px solid var(--border);
}
.card-title{margin:0;font-size:1rem;font-weight:700;display:flex;align-items:center;gap:9px;min-width:0}
.card-title-ico{
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
  width:28px;height:28px;border-radius:8px;
  background:var(--accent-soft);color:var(--accent);
}
.card-title-ico .ico{width:15px;height:15px}
.card-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card-body{padding:20px}
.grid-cards .card,.grid-2 .card{margin-bottom:0}

/* ---------------------------------------------------------- stat tiles */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
@media (max-width:1100px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.stat-grid{grid-template-columns:1fr}}
.stat-tile{
  position:relative;display:block;padding:18px 20px 16px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);
  transition:box-shadow .18s,transform .18s;
}
.stat-tile:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.stat-ico{
  position:absolute;top:15px;right:16px;
  display:inline-flex;color:var(--accent);
}
.stat-ico .ico{width:22px;height:22px}
.stat-label{
  color:var(--text-dim);font-size:.76rem;font-weight:600;
  letter-spacing:.05em;text-transform:uppercase;
  margin-bottom:4px;padding-right:34px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.stat-value{font-size:1.7rem;font-weight:800;line-height:1.1}
.stat-sub{
  display:flex;align-items:center;gap:5px;margin-top:6px;
  color:var(--text-dim);font-size:.76rem;
}
.stat-sub .ico{width:13px;height:13px;color:var(--accent)}

/* ---------------------------------------------------------- pills */
.pill{
  display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:99px;
  font-size:.7rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  border:1px solid;white-space:nowrap;
}
.pill-ok{color:var(--ok);background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.35)}
.pill-warn{color:var(--warn);background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.4)}
.pill-bad{color:#f87171;background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.35)}
.pill-info{color:var(--info);background:rgba(56,189,248,.12);border-color:rgba(56,189,248,.35)}
.pill-muted{color:var(--text-dim);background:var(--surface-2);border-color:var(--border)}
[data-theme="light"] .pill-ok{color:#067a55}
[data-theme="light"] .pill-warn{color:#92600a}
[data-theme="light"] .pill-bad{color:#b91c1c}
[data-theme="light"] .pill-info{color:#0369a1}

/* ---------------------------------------------------------- tables */
.table-wrap{
  border:1px solid var(--border);border-radius:12px;
  overflow:auto;max-height:70vh;background:var(--surface);
}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th{
  position:sticky;top:0;z-index:2;background:var(--surface-2);
  text-align:left;padding:11px 14px;white-space:nowrap;
  font-size:.72rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
  color:var(--text-dim);border-bottom:1px solid var(--border);
}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr{transition:background .12s}
.tbl tbody tr:hover{background:var(--hover)}
.tbl-empty{text-align:center;color:var(--text-dim);padding:26px!important}

/* ---------------------------------------------------------- buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:9px 16px;border-radius:10px;border:1px solid transparent;
  background:var(--surface-2);color:var(--text);
  font:inherit;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:filter .15s,background .15s,border-color .15s,transform .18s ease,box-shadow .18s ease;
}
.btn:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;filter:none}
.btn .ico{width:16px;height:16px}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:700;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 4px 14px var(--accent-soft);
}
.btn-primary:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 8px 20px var(--accent-soft)}
.btn-orange{background:linear-gradient(135deg,var(--orange),var(--danger));color:#fff;font-weight:700}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);filter:none;background:var(--hover)}
.btn-danger{background:rgba(239,68,68,.12);color:#f87171;border-color:rgba(239,68,68,.3)}
[data-theme="light"] .btn-danger{color:#b91c1c}
.btn-sm{padding:6px 11px;font-size:.85rem;border-radius:8px}
.btn-block{width:100%}
.side-renew .btn{
  border-radius:99px;border:0;
  box-shadow:0 3px 12px rgba(239,68,68,.28);
  transition:box-shadow .2s,filter .15s;
}
.side-renew .btn:hover{box-shadow:0 6px 22px rgba(239,68,68,.5);filter:brightness(1.05)}

/* ---------------------------------------------------------- forms */
.input,select.input,textarea.input{
  width:100%;padding:10px 12px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  font:inherit;outline:none;transition:border-color .15s,box-shadow .15s;
}
.input::placeholder{color:var(--text-dim);opacity:.7}
.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
textarea.input{resize:vertical;min-height:90px}
.select{
  width:100%;padding:10px 36px 10px 12px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  font:inherit;outline:none;cursor:pointer;
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235c7089' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='m6 9 6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 12px center;background-size:14px;
  transition:border-color .15s,box-shadow .15s;
}
[data-theme="dark"] .select{
  background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238ba1bf' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='m6 9 6 6 6-6'/></svg>");
}
.select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.select:disabled{opacity:.5;cursor:not-allowed}

/* ---------------------------------------------------------- password eye toggle */
.pw-wrap{position:relative}
.pw-wrap .input{width:100%;padding-right:44px}
.pw-toggle{
  position:absolute;top:50%;right:6px;transform:translateY(-50%);
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border:0;border-radius:8px;
  background:transparent;color:var(--text-dim);cursor:pointer;
  transition:color .15s,background .15s;
}
.pw-toggle:hover{color:var(--text);background:var(--hover)}
.pw-toggle .ico{width:17px;height:17px}

/* ---------------------------------------------------------- switch / toggle */
.switch{display:inline-flex;align-items:center;cursor:pointer;position:relative;flex-shrink:0}
.switch-input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.switch-track{
  display:inline-block;position:relative;width:40px;height:22px;border-radius:99px;
  background:var(--surface-2);border:1px solid var(--border);
  transition:background .18s,border-color .18s;
}
.switch-thumb{
  position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;
  background:var(--text-dim);transition:transform .18s,background .18s;
}
.switch-input:checked+.switch-track{background:var(--accent);border-color:var(--accent)}
.switch-input:checked+.switch-track .switch-thumb{transform:translateX(18px);background:#fff}
.switch-input:focus-visible+.switch-track{outline:2px solid var(--accent);outline-offset:2px}
.switch-input:disabled+.switch-track{opacity:.5;cursor:not-allowed}
.field-toggle{display:flex;align-items:center;justify-content:space-between;gap:12px}
.field-toggle .label{margin-bottom:0}

/* ---------------------------------------------------------- admin badge */
.admin-badge{
  display:inline-flex;align-items:center;width:fit-content;margin-top:3px;
  padding:2px 8px;border-radius:99px;
  background:linear-gradient(135deg,var(--orange),var(--danger));color:#fff;
  font-size:.58rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  font-style:normal;
}
.confirm-msg{margin:4px 0;font-size:.95rem}
.field{display:block;margin-bottom:14px}
.label{
  display:block;margin-bottom:6px;
  font-size:.78rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;
  color:var(--text-dim);
}
.form-err{
  color:#f87171;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.35);
  border-radius:10px;padding:8px 12px;font-size:.85rem;margin-bottom:12px;
}
[data-theme="light"] .form-err{color:#b91c1c}

/* ---------------------------------------------------------- segmented */
.seg{display:flex;gap:4px;padding:4px;background:var(--surface-2);border:1px solid var(--border);border-radius:11px}
.seg-btn{
  flex:1;padding:7px 4px;border:0;border-radius:8px;background:transparent;
  color:var(--text-dim);font-family:inherit;font-size:.85rem;font-weight:600;
  cursor:pointer;transition:.15s;white-space:nowrap;
}
.seg-btn:hover{color:var(--text)}
.seg-btn.on{background:var(--accent-soft);color:var(--accent)}

/* ---------------------------------------------------------- overlay / modal / drawer */
.overlay{
  position:fixed;inset:0;z-index:60;padding:18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--overlay);
  backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);
  animation:kc-fade .16s ease;transition:opacity .18s;
}
.overlay.closing{opacity:0}
.modal{
  width:min(580px,100%);max-height:min(84vh,760px);
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow-lg);
  animation:kc-pop .2s ease;
}
.overlay.closing .modal{transform:translateY(8px) scale(.98);transition:transform .18s}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-title{margin:0;font-size:1.05rem}
.modal-body{padding:18px 20px;overflow-y:auto}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;padding:14px 20px;border-top:1px solid var(--border)}

.drawer-overlay{justify-content:flex-end;align-items:stretch;padding:0}
.drawer{
  width:min(370px,94vw);height:100%;
  display:flex;flex-direction:column;
  background:var(--surface);border-left:1px solid var(--border);
  box-shadow:var(--shadow-lg);animation:kc-drawer .24s ease;
}
.overlay.closing .drawer{transform:translateX(100%);transition:transform .2s}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border)}
.drawer-head h3{margin:0;font-size:1.05rem}
.drawer-body{flex:1;overflow-y:auto;padding:18px}
.drawer-sec{margin-bottom:20px}
.drawer-sec-title{
  margin-bottom:8px;font-size:.7rem;font-weight:700;
  letter-spacing:.09em;text-transform:uppercase;color:var(--text-dim);
}
.drawer-row{
  display:flex;align-items:center;gap:12px;width:100%;margin-bottom:8px;
  padding:12px 13px;border:1px solid var(--border);border-radius:12px;
  background:var(--surface-2);color:var(--text);cursor:pointer;
  font-family:inherit;font-size:.92rem;text-align:left;transition:border-color .15s;
}
.drawer-row:hover{border-color:var(--accent)}
.drawer-row-ico{
  width:34px;height:34px;border-radius:9px;flex-shrink:0;
  background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;
}
.drawer-row-txt{flex:1;min-width:0;display:flex;flex-direction:column}
.drawer-row-txt small{color:var(--text-dim);font-size:.76rem}
.drawer-row>.ico-chevron{transform:rotate(-90deg);color:var(--text-dim);width:14px;height:14px}

.profile-card{
  display:flex;align-items:center;gap:14px;margin-bottom:20px;padding:16px;
  border-radius:var(--radius);border:1px solid var(--border);
  background:linear-gradient(135deg,var(--accent-soft),transparent 70%),var(--surface-2);
}
.profile-card .avatar{width:46px;height:46px;font-size:1rem}
.profile-info{min-width:0}
.profile-name{font-weight:700}

/* ---------------------------------------------------------- toasts */
.toast-host{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:80;
  display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;
}
.toast{
  max-width:min(480px,90vw);padding:10px 16px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--border);border-left:3px solid var(--info);
  color:var(--text);font-size:.9rem;box-shadow:var(--shadow-lg);
  animation:kc-rise .2s ease;pointer-events:auto;
}
.toast.ok{border-left-color:var(--accent)}
.toast.err{border-left-color:var(--danger)}
.toast.out{opacity:0;transform:translateY(8px);transition:all .3s}

/* ---------------------------------------------------------- spinner / empty */
.spinner-wrap{display:flex;align-items:center;justify-content:center;gap:12px;padding:38px 12px;color:var(--text-dim)}
.spinner{
  width:22px;height:22px;border-radius:50%;flex-shrink:0;
  border:3px solid var(--accent-soft);border-top-color:var(--accent);
  animation:kc-spin .8s linear infinite;
}
.empty{text-align:center;padding:34px 16px;color:var(--text-dim)}
.empty-emoji{font-size:2rem;margin-bottom:8px}

/* ---------------------------------------------------------- notifications */
.notif-row{display:flex;align-items:flex-start;gap:12px;padding:12px 2px;border-bottom:1px solid var(--border)}
.notif-row:last-child{border-bottom:0}
.notif-ico{
  width:36px;height:36px;border-radius:10px;flex-shrink:0;
  background:var(--surface-2);color:var(--text-dim);border:1px solid var(--border);
  display:grid;place-items:center;
}
.notif-row.unread .notif-ico{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.notif-txt{flex:1;min-width:0}
.notif-title{font-weight:600;font-size:.93rem}
.notif-body{color:var(--text-dim);font-size:.85rem}
.notif-ago{color:var(--text-dim);font-size:.73rem;margin-top:3px;opacity:.8}
.notif-dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  margin-top:7px;flex-shrink:0;box-shadow:0 0 0 3px var(--accent-soft);
}

/* ---------------------------------------------------------- chat bubbles */
.chat-list{display:flex;flex-direction:column;padding:4px 0}
.msg-row{display:flex;align-items:flex-end;gap:10px;margin:6px 0}
.msg-row.mine{flex-direction:row-reverse}
.bubble{
  max-width:74%;padding:9px 13px;font-size:.92rem;overflow-wrap:anywhere;
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:14px;border-bottom-left-radius:5px;
}
.msg-row.mine .bubble,.bubble.mine{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:0;color:var(--accent-ink);
  border-radius:14px;border-bottom-right-radius:5px;
}
.bubble-meta{font-size:.7rem;opacity:.65;margin-top:3px}

/* ---------------------------------------------------------- hero / progress / accordion / rows */
.hero{
  position:relative;overflow:hidden;padding:24px;
  border-radius:var(--radius);border:1px solid var(--border);
  background:linear-gradient(125deg,var(--accent-soft),rgba(56,189,248,.08) 55%,transparent 80%),var(--surface);
}
.renew-hero{
  text-align:center;padding:22px;margin-bottom:16px;
  border-color:rgba(245,158,11,.35);
  background:linear-gradient(135deg,rgba(245,158,11,.16),rgba(249,115,22,.05) 60%,transparent),var(--surface);
}
.renew-spark{
  display:inline-grid;place-items:center;width:46px;height:46px;margin-bottom:10px;
  border-radius:14px;background:rgba(245,158,11,.18);color:var(--orange);
}
.renew-spark .ico{width:24px;height:24px}
.renew-list{list-style:none;margin:0 0 14px;padding:0}
.renew-list li{position:relative;padding:7px 0 7px 26px;color:var(--text-dim);font-size:.92rem}
.renew-list li::before{content:"✓";position:absolute;left:4px;color:var(--accent);font-weight:700}

.bar{height:8px;border-radius:99px;overflow:hidden;background:var(--surface-2);border:1px solid var(--border)}
.bar>i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--info));transition:width .4s ease}

details.acc{border:1px solid var(--border);border-radius:12px;background:var(--surface);margin-bottom:10px;overflow:hidden}
details.acc summary{
  list-style:none;cursor:pointer;padding:14px 16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
details.acc summary::-webkit-details-marker{display:none}
details.acc summary::after{content:"▾";color:var(--text-dim);transition:transform .18s}
details.acc[open] summary::after{transform:rotate(180deg)}
details.acc .acc-body{padding:0 16px 14px;color:var(--text-dim)}

.list-row{
  display:flex;align-items:center;gap:12px;margin-bottom:8px;padding:12px 14px;
  border:1px solid var(--border);border-radius:12px;background:var(--surface);
  transition:box-shadow .18s;
}
.list-row:hover{box-shadow:var(--shadow-hover)}
.list-row .ico{color:var(--accent)}

/* ---------------------------------------------------------- login */
.login-root{min-height:100vh}
.auth-split{display:grid;grid-template-columns:1.1fr 1fr;min-height:100vh}
.auth-brand{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(50rem 32rem at 18% 8%,rgba(14,200,180,.16),transparent 62%),
    radial-gradient(46rem 30rem at 85% 90%,rgba(124,92,255,.15),transparent 62%),
    linear-gradient(160deg,#060b14,#0a1322 55%,#0c1830);
}
.auth-brand::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.13) 1px,transparent 1.4px);
  background-size:26px 26px;opacity:.4;
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 40% 40%,#000 30%,transparent 80%);
  mask-image:radial-gradient(ellipse 90% 80% at 40% 40%,#000 30%,transparent 80%);
}
.orb{position:absolute;border-radius:50%;filter:blur(76px);opacity:.8;pointer-events:none;mix-blend-mode:screen}
.orb-a{width:400px;height:400px;top:-100px;left:-80px;background:radial-gradient(circle,var(--accent),transparent 70%)}
.orb-b{width:460px;height:460px;bottom:-130px;right:-110px;background:radial-gradient(circle,#7c5cff,transparent 70%)}
.auth-brand-inner{position:relative;z-index:1;max-width:430px;padding:48px 40px;color:#eef4fb}
.auth-brand-inner .logo-mark{width:52px;height:52px}
.auth-brand-name{margin-top:18px;font-size:2.4rem;font-weight:800;letter-spacing:-.03em;line-height:1.08}
.auth-brand-tag{
  color:rgba(238,244,251,.62);font-size:.88rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;margin:6px 0 26px;
}
.auth-points{list-style:none;margin:0;padding:0}
.auth-point{display:flex;align-items:center;gap:12px;padding:9px 0;color:rgba(238,244,251,.85);font-size:.97rem}
.auth-check{
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
  width:22px;height:22px;border-radius:50%;font-size:.7rem;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--accent),#7c5cff);
}
.auth-form-side{display:grid;place-items:center;padding:32px 20px;background:var(--bg)}
.login-card{
  width:min(430px,100%);padding:40px 36px;text-align:center;
  background:var(--surface);border:1px solid var(--border);
  border-radius:22px;box-shadow:0 24px 70px rgba(9,14,25,.14),var(--shadow-lg);
}
.auth-card-brand{display:none;margin-bottom:8px}
.auth-head{font-size:1.55rem;font-weight:800;letter-spacing:-.02em;margin:0 0 4px}
.auth-sub{color:var(--text-dim);font-size:.9rem;margin:0 0 22px}
.login-title{font-size:1.4rem;margin:10px 0 0;font-weight:800}
.login-tag{
  margin:2px 0 18px;color:var(--accent);font-weight:600;
  font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;
}
.login-form{text-align:left}
.login-card .input{min-height:44px}
.login-links{margin-top:14px;display:flex;justify-content:center;gap:14px}
.login-link{
  background:none;border:0;padding:0;cursor:pointer;
  color:var(--accent);font:inherit;font-size:.83rem;font-weight:600;
}
.login-link:hover{text-decoration:underline}
@media (max-width:900px){
  .auth-split{grid-template-columns:1fr}
  .auth-brand{display:none}
  .auth-card-brand{display:block}
}

/* ---------------------------------------------------------- suspended banner */
.top-stick{position:sticky;top:0;z-index:30}
.suspend-banner{
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:8px 16px;text-align:center;font-size:.85rem;font-weight:600;
  background:linear-gradient(135deg,var(--orange),var(--danger));color:#fff;
}
.suspend-banner .ico{width:15px;height:15px}

.login-demo{margin-top:22px;padding-top:16px;border-top:1px dashed var(--border)}
.login-demo-head{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--text-dim);margin-bottom:10px}
.login-demo-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.login-demo-chip{
  display:flex;flex-direction:column;align-items:center;gap:2px;min-width:0;
  padding:10px 6px;border-radius:12px;cursor:pointer;
  background:var(--accent-soft);border:1px solid transparent;
  color:var(--accent);font-family:inherit;transition:.15s;
}
.login-demo-chip b{font-size:.82rem;font-weight:700}
.login-demo-chip span{font-size:.58rem;opacity:.75;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.login-demo-chip:hover{border-color:var(--accent);transform:translateY(-1px)}

/* ---------------------------------------------------------- utilities */
.muted{color:var(--text-dim)}
.small{font-size:.84rem}
.big{font-size:1.3rem;font-weight:700}
.center{text-align:center}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.spread{justify-content:space-between}
.right{margin-left:auto}
.mt{margin-top:14px}
.mb{margin-bottom:14px}
.mono{font-family:ui-monospace,'Cascadia Code',Consolas,monospace}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:18px}
@media (max-width:760px){.grid-2{grid-template-columns:1fr}}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;margin-bottom:18px}

/* ---------------------------------------------------------- keyframes */
@keyframes kc-spin{to{transform:rotate(360deg)}}
@keyframes kc-fade{from{opacity:0}}
@keyframes kc-pop{from{opacity:0;transform:translateY(10px) scale(.97)}}
@keyframes kc-drawer{from{transform:translateX(60px);opacity:0}}
@keyframes kc-rise{from{opacity:0;transform:translateY(10px)}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

/* ---------------------------------------------------------- print */
@media print{
  :root,[data-theme="dark"],[data-theme="light"]{
    --bg:#fff;--bg-grad:none;--surface:#fff;--surface-2:#f3f4f6;
    --border:#d1d5db;--text:#111827;--text-dim:#4b5563;
    --shadow:none;--shadow-lg:none;--topbar-bg:#fff;--side-bg:#fff;
  }
  .sidebar,.top-stick,.topbar,.scrim,.toast-host,.overlay,.side-renew,.hamburger{display:none!important}
  body{background:#fff}
  .content{max-width:none;padding:0}
  .card,.table-wrap,.stat-tile{break-inside:avoid;box-shadow:none}
  .tbl th{position:static}
}