/* =====================================================================
   Sistema de diseño v3 — LUMMER
   Se carga DESPUÉS de styles.css y lo refina sin romper sus clases.
   Criterios (skill diseno-ui-referencias):
   · Paleta derivada en OKLCH (matiz 265 neutros/azul, 75 ámbar, 172 verde, 27 rojo) y VERIFICADA con WCAG:
     texto ≥ 4.5:1 (7:1 el principal), bordes de campos ≥ 3:1, foco ≥ 3:1, en claro y oscuro.
   · Escalas de espacio (4 px), tipografía y radios; jerarquía por tamaño + peso + color.
   · Foco visible en todo; objetivos táctiles ≥ 44 px en pantallas táctiles; sin movimiento si se pide reducirlo.
   · Animaciones solo con transform/opacity y cortas; esqueletos que no mueven el layout.
   ===================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  
  --paper:#F2F4F9;
  --panel:#FFFFFF;
  --surface:#FFFFFF;
  --muted-bg:#E9EDF4;
  --hover-bg:#EEF1F7;
  --ink:#17223B;
  --ink-soft:#4E5970;
  --line:#DFE3EB;
  --line-strong:#838C9F;
  --navy:#17223B;
  --navy-2:#23355D;
  --chart-navy:#2C406F;
  --amber:#F2AB35;
  --amber-dark:#854A0B;
  --amber-soft:#FFEECF;
  --on-amber:#291906;
  --teal:#08745D;
  --teal-soft:#D8F7EC;
  --teal-solid:#046B55;
  --red:#B02B27;
  --red-soft:#FFE9E6;
  --red-solid:#A92321;
  --blue-soft:#E2EDFF;
  --focus:#1C3A8B;
  --side-bg:#111C34;
  --side-ink:#D1D8E5;
  --side-soft:#9BA5B8;
  --side-faint:#8C95A8;
  --shadow-1:0 1px 2px rgb(17 28 52 / .06),0 1px 1px rgb(17 28 52 / .04);
  --shadow-2:0 2px 4px rgb(17 28 52 / .05),0 12px 28px rgb(17 28 52 / .08);
  --shadow-3:0 24px 64px rgb(10 16 30 / .32);
  --shadow:var(--shadow-1);
  --ring:0 0 0 3px color-mix(in srgb,var(--focus) 28%,transparent);
  /* espacio */
  --s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:20px;--s-6:24px;--s-8:32px;--s-10:40px;--s-12:48px;
  /* tipografía */
  --fs-xs:.75rem;--fs-sm:.8125rem;--fs-md:.875rem;--fs-base:.9375rem;--fs-lg:1.0625rem;--fs-xl:1.25rem;--fs-2xl:1.625rem;--fs-3xl:2rem;
  --font-ui:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--font-display:'Space Grotesk',Inter,system-ui,sans-serif;--font-mono:'JetBrains Mono',ui-monospace,monospace;
  /* forma y movimiento */
  --radius:16px;--radius-sm:10px;--radius-lg:22px;--side-w:268px;
  --ease:cubic-bezier(.22,1,.36,1);--t-fast:120ms;--t-med:200ms;
}
:root[data-theme="dark"]{
  
  --paper:#0A101E;
  --panel:#131B2D;
  --surface:#192236;
  --muted-bg:#1D273C;
  --hover-bg:#192236;
  --ink:#E9EDF4;
  --ink-soft:#A6B1C8;
  --line:#293348;
  --line-strong:#667493;
  --navy:#22335C;
  --navy-2:#2E4372;
  --chart-navy:#A0BDFC;
  --amber:#F5AE39;
  --amber-dark:#F9BF60;
  --amber-soft:#45310B;
  --on-amber:#291906;
  --teal:#5AD8B1;
  --teal-soft:#08392D;
  --teal-solid:#5AD8B1;
  --red:#FE8B83;
  --red-soft:#512320;
  --red-solid:#C83A35;
  --blue-soft:#1D2D4C;
  --focus:#F0C781;
  --side-bg:#060B18;
  --side-ink:#D9DEE8;
  --side-soft:#9EA8BB;
  --side-faint:#8C95A8;
  --shadow-1:0 1px 2px rgb(0 0 0 / .4);--shadow-2:0 2px 4px rgb(0 0 0 / .35),0 14px 32px rgb(0 0 0 / .35);--shadow-3:0 28px 70px rgb(0 0 0 / .6);
}

/* ---------- 2. Base tipográfica ---------- */
html{-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{font-family:var(--font-ui);font-size:var(--fs-base);line-height:1.55;font-feature-settings:"cv11","ss01";text-rendering:optimizeLegibility}
h1,h2,h3{font-family:var(--font-display);letter-spacing:-.011em;text-wrap:balance;color:var(--ink)}
h1{font-size:var(--fs-2xl);font-weight:700}h2{font-size:var(--fs-xl);font-weight:650}h3{font-size:var(--fs-lg);font-weight:650}
p{text-wrap:pretty}
.muted{color:var(--ink-soft);font-size:var(--fs-sm);line-height:1.5}
.page-sub,.est-sub{max-width:68ch;color:var(--ink-soft);font-size:var(--fs-md)}
.mono,code,td.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
table,.kpi-value,.pct,.q-reloj{font-variant-numeric:tabular-nums}
::selection{background:color-mix(in srgb,var(--amber) 40%,transparent)}
a:not(.btn):not(.nav-item):not(.avatar){color:var(--amber-dark);text-underline-offset:3px}
.link,.link-btn{color:var(--amber-dark)}
.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:var(--navy);color:#fff;padding:10px 16px;border-radius:var(--radius-sm);font-weight:600;text-decoration:none;box-shadow:var(--shadow-2);transition:transform var(--t-med) var(--ease)}
.skip-link:focus{transform:translateY(72px)}
@supports(scrollbar-width:thin){*{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}}

/* ---------- 3. Foco (visible siempre, ≥ 3:1) ---------- */
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.pill:focus-visible,.badge:focus-visible,.chip:focus-visible,.net-chip:focus-visible,.avatar:focus-visible,.icon-only:focus-visible,.btn-round:focus-visible{border-radius:inherit}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible,.input:focus-visible{outline:none}
.sidebar :focus-visible{outline-color:var(--amber)}

/* ---------- 4. Botones ---------- */
.btn{min-height:40px;padding:8px 16px;font-size:var(--fs-md);font-weight:600;border-radius:var(--radius-sm);letter-spacing:.005em;box-shadow:var(--shadow-1);transition:background-color var(--t-fast) var(--ease),border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast) var(--ease)}
.btn:hover{filter:none;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn:active{transform:translateY(0) scale(.99);box-shadow:var(--shadow-1)}
.btn-sm{min-height:34px;padding:5px 12px;font-size:var(--fs-sm)}
.btn-primary{background:var(--amber);color:var(--on-amber)}.btn-primary:hover{background:color-mix(in srgb,var(--amber) 88%,#fff)}
.btn-navy{background:var(--navy-2);color:#fff}.btn-navy:hover{background:color-mix(in srgb,var(--navy-2) 88%,#fff)}
.btn-teal{background:var(--teal-solid);color:#fff}:root[data-theme="dark"] .btn-teal{color:var(--on-amber)}.btn-teal:hover{background:color-mix(in srgb,var(--teal-solid) 90%,#000)}
:root[data-theme="dark"] .btn-teal:hover{background:color-mix(in srgb,var(--teal-solid) 90%,#fff)}
.btn-danger-solid{background:var(--red-solid);color:#fff}
.btn-outline{background:var(--surface);border-color:var(--line-strong);color:var(--ink);box-shadow:none}.btn-outline:hover{background:var(--hover-bg);box-shadow:none}
.btn-ghost-danger{border-color:var(--line-strong);color:var(--red);box-shadow:none}
.btn:disabled,.btn[aria-busy="true"]{opacity:.55;box-shadow:none;transform:none;cursor:not-allowed}
.icon-only{width:40px;height:40px;border-radius:var(--radius-sm)}
.icon-only.bordered{border-color:var(--line-strong)}
.btn-ghost-light{background:rgb(255 255 255 / .06);color:var(--side-ink);border-color:rgb(255 255 255 / .14);box-shadow:none}.btn-ghost-light:hover{background:rgb(255 255 255 / .12)}
@media (pointer:coarse){.btn{min-height:44px}.btn-sm{min-height:44px;padding:8px 14px}.icon-only{width:44px;height:44px}.nav-item{min-height:44px}.pill,.tabs-est button{min-height:44px}.check-row{min-height:44px}}

/* ---------- 5. Formularios ---------- */
.field label{font-size:var(--fs-sm);font-weight:600;color:var(--ink);margin-bottom:6px;letter-spacing:.005em}
.field input,.field select,.field textarea,.input,select.filter,input.filter{min-height:42px;height:42px;padding:9px 12px;border:1.5px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--surface);font-size:var(--fs-base);transition:border-color var(--t-fast),box-shadow var(--t-fast),background-color var(--t-fast)}
.field textarea{min-height:92px;height:auto}
.field select,select.filter{line-height:1.4;vertical-align:middle}
@supports (appearance: none) or (-webkit-appearance: none){
  .field select,select.filter{
    -webkit-appearance:none;-moz-appearance:none;appearance:none;
    padding-right:36px;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234E5970' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:right 12px center;
    background-size:16px 16px;
  }
  :root[data-theme="dark"] .field select,:root[data-theme="dark"] select.filter{
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A6B1C8' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  }
}
@media (pointer:coarse){
  .field select,select.filter,.field input,.input,input.filter{min-height:44px;height:44px}
}
.field input:hover,.field select:hover,.field textarea:hover,.input:hover{border-color:var(--ink-soft)}
.field input:focus,.field select:focus,.field textarea:focus,.input:focus,select.filter:focus,input.filter:focus{border-color:var(--focus);box-shadow:var(--ring);outline:none}
.field input::placeholder,.input::placeholder,textarea::placeholder{color:var(--ink-soft);opacity:1}
.field input[aria-invalid="true"],.input[aria-invalid="true"]{border-color:var(--red)}
.field .hint{font-size:var(--fs-xs);color:var(--ink-soft);margin-top:4px}
.err-msg{color:var(--red);font-size:var(--fs-sm);font-weight:500;display:flex;gap:6px;align-items:flex-start}
.err-msg::before{content:"!";flex:none;width:16px;height:16px;border-radius:50%;background:var(--red);color:var(--panel);font:700 11px/16px var(--font-ui);text-align:center;margin-top:1px}
:root[data-theme="dark"] .err-msg::before{color:var(--paper)}
.pill{min-height:36px;border-color:var(--line-strong)}
.pill.active{background:var(--navy-2);border-color:var(--navy-2);color:#fff}:root[data-theme="dark"] .pill.active{background:var(--amber);color:var(--on-amber)}
.check-row input,.consent input{accent-color:var(--teal-solid)}

/* ---------- 6. Estructura: barra lateral y superior ---------- */
.sidebar{background:var(--side-bg);color:var(--side-ink);border-right:1px solid rgb(255 255 255 / .06)}
:root[data-theme="dark"] .sidebar{background:var(--side-bg);border-right:1px solid var(--line)}
.side-brand{padding:18px 18px 12px}.side-brand strong{font-size:var(--fs-lg);letter-spacing:-.01em}.side-brand small{color:var(--side-soft);font-size:var(--fs-xs)}
.brand-mark{border-radius:12px;background:linear-gradient(145deg,var(--navy-2),var(--navy));color:var(--amber);box-shadow:inset 0 0 0 1px rgb(255 255 255 / .08)}
.side-brand .brand-mark{background:rgb(255 255 255 / .08)}
#nav{padding:4px 10px 12px;display:grid;gap:2px;align-content:start}
.nav-group{margin-bottom:4px}
.nav-group-title{display:flex;align-items:center;justify-content:space-between;width:100%;margin:12px 0 2px;padding:6px 10px;border:0;border-radius:8px;background:transparent;color:var(--side-soft);font:600 var(--fs-xs)/1 var(--font-ui);letter-spacing:.08em;text-transform:uppercase;cursor:pointer;text-align:left;opacity:1}
.nav-group-title:hover,.nav-group-title:focus{color:var(--side-ink);background:rgb(255 255 255 / .05);opacity:1}
.nav-group-title .chev{transition:transform var(--t-med) var(--ease);flex:none}
.nav-group.cerrado .chev{transform:rotate(-90deg)}
.nav-group.cerrado .nav-items{display:none}
.nav-item{position:relative;min-height:40px;padding:8px 12px;border-radius:10px;color:var(--side-ink);font-size:var(--fs-md);font-weight:500;transition:background-color var(--t-fast),color var(--t-fast)}
.nav-item .icon{width:28px;height:28px;padding:5px;border-radius:8px;background:rgb(255 255 255 / .06);color:var(--side-ink);display:inline-flex;align-items:center;justify-content:center;flex:none;box-sizing:border-box;transition:background-color var(--t-fast),color var(--t-fast)}
.nav-item:hover{background:rgb(255 255 255 / .07);color:#fff}
.nav-item:hover .icon{background:rgb(255 255 255 / .12);color:#fff}
.nav-item.active{background:color-mix(in srgb,var(--amber) 18%,transparent);color:#fff;font-weight:650}
.nav-item.active::before{content:"";position:absolute;left:-10px;top:8px;bottom:8px;width:4px;border-radius:0 4px 4px 0;background:var(--amber)}
.nav-item.active .icon{background:color-mix(in srgb,var(--amber) 25%,transparent);color:var(--amber);opacity:1}
@supports not (color: color-mix(in srgb, red, blue)){
  .nav-item.active .icon{background:rgba(242,171,53,.25);color:var(--amber)}
}
.nav-badge{margin-left:auto;background:var(--amber);color:var(--on-amber);font:700 var(--fs-xs)/1 var(--font-ui);border-radius:99px;padding:3px 8px}
.side-foot{border-top:1px solid rgb(255 255 255 / .08);padding:12px 12px 14px}
.user-card strong{font-size:var(--fs-md)}.user-card small{color:var(--side-soft)}.app-version{color:var(--side-faint);font-size:var(--fs-xs)}
.avatar{background:var(--blue-soft);color:var(--chart-navy);font-weight:700}
.avatar-amber{background:var(--amber);color:var(--on-amber)}
.topbar{height:64px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--paper) 86%,transparent);backdrop-filter:saturate(1.4) blur(10px);padding:0 var(--s-8)}
.crumbs{font-size:var(--fs-md);gap:8px}.crumbs strong{font-weight:650;color:var(--ink)}.crumbs .sep{color:var(--ink-soft)}
.main{padding:var(--s-8) var(--s-8) 64px;max-width:1400px}
.chip{font-size:var(--fs-xs);padding:4px 11px;letter-spacing:.01em;white-space:nowrap}
.chip-amber{background:var(--amber-soft);color:var(--amber-dark)}
.sol-chip{border:1px solid color-mix(in srgb,var(--amber-dark) 35%,transparent);min-height:32px}
#net-chip,.net-chip{border-radius:99px;padding:4px 10px;font-size:var(--fs-xs);font-weight:650;letter-spacing:.01em;display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;cursor:pointer}
.net-chip.ok{background:var(--teal-soft);color:var(--teal);border-color:color-mix(in srgb,var(--teal) 24%,transparent)}
.net-chip.pend{background:var(--amber-soft);color:var(--amber-dark);border-color:color-mix(in srgb,var(--amber-dark) 24%,transparent)}
.net-chip.off{background:var(--red-soft);color:var(--red);border-color:color-mix(in srgb,var(--red) 24%,transparent)}
.net-chip.sync{background:var(--blue-soft);color:var(--chart-navy);border-color:color-mix(in srgb,var(--chart-navy) 24%,transparent)}
@supports not (color: color-mix(in srgb, red, blue)){
  .net-chip.ok{border-color:rgba(8,116,93,.25)}
  .net-chip.pend{border-color:rgba(133,74,11,.25)}
  .net-chip.off{border-color:rgba(176,43,39,.25)}
  .net-chip.sync{border-color:rgba(44,64,111,.25)}
}
.net-chip .dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}
.net-chip.sync .dot{animation:net-pulse 1.2s ease-in-out infinite}
@keyframes net-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.3;transform:scale(.85)}}
@media (prefers-reduced-motion:reduce){.net-chip.sync .dot{animation:none!important}}
@media (pointer:coarse){.sol-chip,.net-chip,#net-chip{min-height:44px}}
.page-head{margin-bottom:var(--s-6);align-items:flex-end}
.page-head h1{font-size:var(--fs-2xl);line-height:1.15}
.toolbar{margin-bottom:var(--s-4)}

/* ---------- 7. Tarjetas, KPIs y tablas ---------- */
.card,.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1)}
.card{padding:var(--s-5)}
.card-head h3{font-size:var(--fs-lg)}
.kpi{padding:var(--s-5);gap:var(--s-4);transition:box-shadow var(--t-med) var(--ease),transform var(--t-med) var(--ease);border-top:2px solid var(--line-strong)}
.kpi:hover{box-shadow:var(--shadow-2)}
.kpi-ic{width:46px;height:46px;border-radius:14px}
.kpi-label{font-size:var(--fs-sm);font-weight:600;color:var(--ink-soft);letter-spacing:.01em}
.kpi-value{font-size:var(--fs-3xl);font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.kpi-hint{font-size:var(--fs-xs);color:var(--ink-soft)}
.kpi-delta{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:99px;font-size:var(--fs-xs);font-weight:700;letter-spacing:.01em;line-height:1.2;margin:2px 0;width:fit-content}
.kpi-delta-up,.kpi-delta.pos{background:var(--teal-soft);color:var(--teal);border:1px solid color-mix(in srgb,var(--teal) 25%,transparent)}
.kpi-delta-down,.kpi-delta.neg{background:var(--red-soft);color:var(--red);border:1px solid color-mix(in srgb,var(--red) 25%,transparent)}
@supports not (color: color-mix(in srgb, red, blue)){
  .kpi-delta-up,.kpi-delta.pos{border-color:transparent}
  .kpi-delta-down,.kpi-delta.neg{border-color:transparent}
}
.kpi-navy{border-top-color:var(--chart-navy)}.kpi-navy .kpi-ic{background:var(--blue-soft);color:var(--chart-navy)}
.kpi-teal{border-top-color:var(--teal)}.kpi-teal .kpi-ic{background:var(--teal-soft);color:var(--teal)}
.kpi-amber{border-top-color:var(--amber)}.kpi-amber .kpi-ic{background:var(--amber-soft);color:var(--amber-dark)}
.kpi-red{border-top-color:var(--red)}.kpi-red .kpi-ic{background:var(--red-soft);color:var(--red)}
.table-wrap{border-radius:inherit}
table{font-size:var(--fs-md)}
th{font-size:var(--fs-xs);letter-spacing:.06em;color:var(--ink-soft);background:var(--muted-bg);padding:11px 16px;position:sticky;top:0;z-index:2;border-bottom:2px solid var(--line);box-shadow:0 2px 4px rgb(17 28 52 / .05)}
:root[data-theme="dark"] th{box-shadow:0 2px 4px rgb(0 0 0 / .25)}
td{padding:12px 16px;border-bottom:1px solid var(--line)}
tbody tr{transition:background-color var(--t-fast)}tbody tr:hover{background:var(--hover-bg)}
.badge{font-size:var(--fs-xs);padding:3px 10px;font-weight:650;border:1px solid transparent;letter-spacing:.01em}
.badge-green{background:var(--teal-soft);color:var(--teal);border-color:color-mix(in srgb,var(--teal) 22%,transparent)}
.badge-amber{background:var(--amber-soft);color:var(--amber-dark);border-color:color-mix(in srgb,var(--amber-dark) 22%,transparent)}
.badge-red{background:var(--red-soft);color:var(--red);border-color:color-mix(in srgb,var(--red) 22%,transparent)}
.badge-neutral{background:var(--muted-bg);color:var(--ink-soft);border-color:var(--line)}
.badge-navy,.badge-blue{background:var(--blue-soft);color:var(--chart-navy);border-color:color-mix(in srgb,var(--chart-navy) 20%,transparent)}
.person small,.alert-list small,.pick small{color:var(--ink-soft);font-size:var(--fs-xs)}
.link{font-weight:600}
.pager{display:flex;justify-content:center;align-items:center;margin-top:var(--s-5)}
.pager-group{display:inline-flex;align-items:center;background:var(--surface);border:1.5px solid var(--line-strong);border-radius:var(--radius-sm);padding:2px;box-shadow:var(--shadow-1)}
.pager-group .btn{border:none;box-shadow:none;background:transparent;color:var(--ink);min-height:32px;padding:5px 12px;border-radius:6px}
.pager-group .btn:hover:not(:disabled){background:var(--hover-bg)}
.pager-group .btn:disabled{opacity:.4;cursor:not-allowed}
.pager-group .muted,.pager-group .pager-info{padding:0 12px;font-size:var(--fs-sm);font-weight:600;color:var(--ink-soft);border-left:1px solid var(--line);border-right:1px solid var(--line);white-space:nowrap}
@media (pointer:coarse){.pager-group .btn{min-height:44px;padding:8px 14px}}

/* Matriz mensual de asistencia */
.matriz table{border-collapse:separate;border-spacing:2px;font-size:12.5px}
.matriz th.c,.matriz td.c{text-align:center;padding:6px 4px;min-width:32px}
.celda-P,.celda-T,.celda-J,.celda-F{border-radius:6px;font-weight:700}
.matriz .celda-P{background:var(--teal-soft);color:var(--teal)}
.matriz .celda-T{background:var(--amber-soft);color:var(--amber-dark)}
.matriz .celda-J{background:var(--blue-soft);color:var(--chart-navy)}
.matriz .celda-F{background:var(--red-soft);color:var(--red)}
.matriz .sticky{position:sticky;left:0;z-index:2;min-width:190px;box-shadow:1px 0 0 var(--line);transition:box-shadow var(--t-fast) var(--ease)}
.matriz th.sticky{background:var(--muted-bg);z-index:3}
.matriz td.sticky{background:var(--panel)}
.matriz tbody tr:hover td.sticky{background:var(--hover-bg)}
.matriz.is-scrolled .sticky{box-shadow:5px 0 12px -2px rgb(17 28 52 / .14),1px 0 0 var(--line)}
:root[data-theme="dark"] .matriz.is-scrolled .sticky{box-shadow:5px 0 14px -2px rgb(0 0 0 / .45),1px 0 0 var(--line)}

/* ---------- 8. Estados: vacío, carga, error ---------- */
.empty-state{padding:var(--s-12) var(--s-6)}
.empty-ic{width:56px;height:56px;background:var(--muted-bg);color:var(--ink-soft);box-shadow:inset 0 0 0 1px var(--line)}
.empty-state h3{font-size:var(--fs-lg);margin:var(--s-3) 0 var(--s-1)}.empty-state p{max-width:46ch;margin:0 auto;font-size:var(--fs-md)}
.skeleton{background:var(--muted-bg);animation:sk-pulse 1.4s ease-in-out infinite;height:18px;border-radius:6px}
.skeleton:nth-child(4n + 1){width:100%}
.skeleton:nth-child(4n + 2){width:80%}
.skeleton:nth-child(4n + 3){width:45%}
.skeleton:nth-child(4n + 4){width:90%}
@keyframes sk-pulse{0%,100%{opacity:1}50%{opacity:.45}}
.skeleton-wrap{padding:var(--s-5)}
.alert-box{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:var(--radius-sm);background:var(--blue-soft);color:var(--chart-navy);font-size:var(--fs-md);margin-bottom:var(--s-3)}
.alert-box.ok{background:var(--teal-soft);color:var(--teal)}

/* ---------- 9. Modales, avisos y toasts ---------- */
.modal-overlay{background:rgb(8 13 26 / .55);backdrop-filter:blur(3px);animation:ov-in var(--t-med) var(--ease)}
.modal{border-radius:var(--radius-lg);box-shadow:var(--shadow-3);border:1px solid var(--line);animation:pop-in var(--t-med) var(--ease)}
.modal-head{padding:var(--s-4) var(--s-6);position:sticky;top:0;background:var(--panel);z-index:1}.modal-head h3{font-size:var(--fs-lg)}
.modal-body{padding:var(--s-5) var(--s-6)}
.modal-foot{padding:var(--s-4) var(--s-6);background:var(--hover-bg);border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:var(--s-3)}
.confirm-layout{display:flex;gap:var(--s-4);align-items:flex-start}
.confirm-ic{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none}
.confirm-ic-danger{background:var(--red-soft);color:var(--red);border:1px solid color-mix(in srgb,var(--red) 25%,transparent)}
.confirm-ic-info{background:var(--blue-soft);color:var(--chart-navy);border:1px solid color-mix(in srgb,var(--chart-navy) 25%,transparent)}
@supports not (color: color-mix(in srgb, red, blue)){
  .confirm-ic-danger{border-color:rgba(176,43,39,.25)}
  .confirm-ic-info{border-color:rgba(44,64,111,.25)}
}
.confirm-content{flex:1;min-width:0}
.confirm-msg{margin:0;font-size:var(--fs-base);line-height:1.55;color:var(--ink)}
@keyframes ov-in{from{opacity:0}to{opacity:1}}
@keyframes pop-in{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
.toast{background:var(--navy);color:#fff;border-radius:14px;box-shadow:var(--shadow-3);padding:12px 18px;font-size:var(--fs-md)}
.toast-success{background:var(--teal-solid);color:#fff}:root[data-theme="dark"] .toast-success{color:var(--on-amber)}
.toast-error{background:var(--red-solid);color:#fff}
.toast.show{animation:toast-in var(--t-med) var(--ease)}
@keyframes toast-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.asistencia-alert{border-radius:var(--radius-lg)}
.codigo-box{border:1.5px dashed var(--line-strong)}

/* ---------- 10. Acceso (login del personal) ---------- */
.login{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);background:var(--paper)}
.login-art{background:
  radial-gradient(900px 520px at 0% 0%,color-mix(in srgb,var(--amber) 22%,transparent),transparent 60%),
  radial-gradient(700px 500px at 100% 100%,color-mix(in srgb,var(--navy-2) 90%,#6f8bd9),transparent 62%),
  linear-gradient(160deg,#0f1930,#17264a);
  color:#fff;padding:clamp(32px,5vw,72px);align-items:stretch}
.login-art::after{display:none}
.login-art::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgb(255 255 255 / .045) 1px,transparent 1px),linear-gradient(90deg,rgb(255 255 255 / .045) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000 0,transparent 85%);pointer-events:none}
.login-art-inner{position:relative;z-index:1;max-width:520px;display:flex;flex-direction:column;justify-content:space-between;gap:var(--s-10);width:100%}
.la-top{display:flex;align-items:center;gap:12px}.la-top strong{font:650 var(--fs-lg) var(--font-display)}.la-top small{display:block;color:#C3CCE0;font-size:var(--fs-xs)}
.login-art h2{font-size:clamp(2rem,3.4vw,2.75rem);line-height:1.08;margin:0 0 var(--s-4);color:#fff;letter-spacing:-.025em}
.login-art .lead{color:#D6DDEC;font-size:var(--fs-lg);max-width:44ch;margin:0 0 var(--s-8)}
.la-list{list-style:none;margin:0;padding:0;display:grid;gap:var(--s-4)}
.la-list li{display:flex;gap:var(--s-3);align-items:flex-start;color:#E4E9F4;font-size:var(--fs-base)}
.la-list li::before{display:none}
.la-ic{width:36px;height:36px;border-radius:10px;background:rgb(255 255 255 / .09);display:flex;align-items:center;justify-content:center;color:var(--amber);flex:none;box-shadow:inset 0 0 0 1px rgb(255 255 255 / .1)}
.la-list b{display:block;color:#fff;font-weight:650}.la-list span{color:#C3CCE0;font-size:var(--fs-sm)}
.la-foot{color:#B4BFD6;font-size:var(--fs-sm);display:flex;gap:var(--s-2);align-items:center}
.la-foot i{width:8px;height:8px;border-radius:50%;background:#5AD8B1;display:inline-block}
.login-panel{padding:var(--s-6)}
.login-card{max-width:420px;border-radius:var(--radius-lg);padding:var(--s-8);box-shadow:var(--shadow-2)}
.login-title{font-size:var(--fs-xl);margin:var(--s-6) 0 var(--s-1)}
.login-sub{margin:0 0 var(--s-5);color:var(--ink-soft);font-size:var(--fs-md)}
.pw-wrap{position:relative}.pw-wrap input{padding-right:48px}
.pw-toggle{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:40px;height:40px;border:0;background:transparent;color:var(--ink-soft);border-radius:8px;display:flex;align-items:center;justify-content:center}
.pw-toggle:hover{background:var(--hover-bg);color:var(--ink)}
.demo-hint{background:var(--amber-soft);color:var(--amber-dark);border:1px solid color-mix(in srgb,var(--amber-dark) 25%,transparent)}
.demo-hint code{color:var(--ink)}
.modo-switch{background:var(--muted-bg)}.modo-switch button{min-height:40px;color:var(--ink-soft);font-weight:600}.modo-switch button.on{background:var(--panel);color:var(--ink)}


/* ---------- Acceso: sobrio, un solo acento ----------
   Sin formas animadas: el fondo es una superficie marina quieta con una cuadrícula tenue. */
.login{position:relative;isolation:isolate;overflow:hidden;background:var(--paper)}
.login-art{position:relative;z-index:1;background:linear-gradient(170deg,#101b36,#16254a)}
.login-art::before{z-index:0;background-image:linear-gradient(rgb(255 255 255 / .04) 1px,transparent 1px),linear-gradient(90deg,rgb(255 255 255 / .04) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg,#000 0,transparent 80%)}
.login-panel{position:relative;z-index:1;background:var(--paper)}
.login-card{animation:login-entra var(--t-med) var(--ease) both}
.login-card .btn-primary{min-height:46px;font-weight:650}
.login-card input:focus-visible{outline:2px solid var(--teal-solid);outline-offset:1px}
.login-aula-sep{position:relative}
.login-aula-sep::before{content:"o";position:absolute;left:50%;top:-10px;transform:translateX(-50%);background:var(--panel);padding:0 10px;color:var(--ink-soft);font-size:var(--fs-xs)}
.login-aula-sep{border-top:1px solid var(--line);margin-top:var(--s-6);padding-top:var(--s-5)}
@keyframes login-entra{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.login-card{animation:none}}

/* ---------- 11. Portal del estudiante / apoderado ---------- */
body.est{background:var(--paper)}
.est-top{background:color-mix(in srgb,var(--panel) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.est-main{max-width:560px;padding:var(--s-6) var(--s-4) var(--s-12)}
.est-hero{padding:var(--s-6) var(--s-5) var(--s-5);margin-bottom:var(--s-4);border-radius:var(--radius-lg);color:#fff;position:relative;overflow:hidden;
  background:radial-gradient(520px 300px at 100% 0%,color-mix(in srgb,var(--amber) 28%,transparent),transparent 60%),linear-gradient(160deg,#10203f,#1c3160)}
.est-hero h1{color:#fff;font-size:var(--fs-2xl);margin:0 0 var(--s-1)}.est-hero p{margin:0;color:#D6DDEC;font-size:var(--fs-md);max-width:40ch}
.est-hero .pasos{display:flex;gap:var(--s-2);margin-top:var(--s-4);flex-wrap:wrap}
.est-hero .pasos span{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-xs);font-weight:600;background:rgb(255 255 255 / .1);border-radius:99px;padding:5px 11px;color:#E4E9F4}
.est-card{border-radius:var(--radius-lg);box-shadow:var(--shadow-1);padding:var(--s-6)}
.est-card h1,.est-card h2{font-size:var(--fs-xl)}
.est-form input,.est-form select{font-size:1rem}   /* 16 px: iOS no hace zoom al enfocar */
.tabs-est{background:var(--muted-bg);border-radius:14px;padding:4px}
.tabs-est button{min-height:42px;border-radius:10px;font-weight:600;color:var(--ink-soft);transition:background-color var(--t-fast),color var(--t-fast)}
.tabs-est button.active{background:var(--panel);color:var(--ink);box-shadow:var(--shadow-1)}
.steps span{height:6px;background:var(--line)}.steps span.on{background:var(--amber)}
.school-ok{background:var(--teal-soft);color:var(--teal)}
.carnet-est,.carnet-preview{
  border-radius:26px;
  padding:var(--s-6);
  position:relative;
  overflow:hidden;
  background-color:#111E39;
  background-image:
    repeating-linear-gradient(45deg,rgb(255 255 255 / .05) 0,rgb(255 255 255 / .05) 1px,transparent 1px,transparent 12px),
    repeating-linear-gradient(-45deg,rgb(255 255 255 / .04) 0,rgb(255 255 255 / .04) 1px,transparent 1px,transparent 12px),
    radial-gradient(420px 260px at 100% 0%,color-mix(in srgb,var(--amber) 26%,transparent),transparent 62%),
    linear-gradient(150deg,#0f1c3a,#1d3263 70%,#27437d);
  box-shadow:var(--shadow-2);
}
.carnet-est::after,.carnet-preview::after{display:none}
.carnet-est>*, .carnet-preview>*{position:relative;z-index:1}
.ce-head,.c-head{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:8px;
  background:rgba(232,163,61,.16);
  border:1px solid rgba(232,163,61,.32);
  color:var(--amber);
  font-size:var(--fs-xs);
  font-weight:700;
  letter-spacing:.07em;
  text-transform:uppercase;
  margin-bottom:8px;
  max-width:100%;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.ce-foto{border:3px solid rgb(255 255 255 / .4)}
.ce-name{font-size:var(--fs-xl);letter-spacing:-.01em}.ce-meta{color:#D6DDEC;font-size:var(--fs-sm)}
.ce-qr,.c-qr,.qr-portal{
  background:#ffffff !important;
  border-radius:18px;
  padding:16px;
  box-shadow:0 8px 24px rgb(0 0 0 / .25);
  position:relative;
  z-index:2;
}
.ce-code{color:#C3CCE0;font-size:var(--fs-xs)}
.qr-timer #qr-bar{
  background:repeating-linear-gradient(90deg,var(--amber) 0 8px,transparent 8px 10px);
}
.estado-ok{background:rgb(90 216 177 / .2);color:#8DEBCB}.estado-pend{background:rgb(245 174 57 / .22);color:#FAD08A}
.estado-chip{font-size:var(--fs-xs)}
.aviso{background:var(--amber-soft);color:var(--amber-dark);border:1px solid color-mix(in srgb,var(--amber-dark) 22%,transparent);border-radius:14px}
.ap-kpi{border-radius:var(--radius)}.ap-kpi b{font-family:var(--font-display);font-size:var(--fs-2xl)}
.ap-p{background:var(--teal-soft);color:var(--teal)}.ap-t{background:var(--amber-soft);color:var(--amber-dark)}.ap-j{background:var(--blue-soft);color:var(--chart-navy)}.ap-f{background:var(--red-soft);color:var(--red)}.ap-h{background:var(--muted-bg);color:var(--ink-soft)}

/* ---------- 12. Quiosco: coherencia con el sistema ---------- */
.q-btn{min-height:44px}.q-btn:focus-visible{outline-color:var(--amber)}
.q-resultado{
  background:#131B2D;
  border-radius:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:28px;
  padding:28px;
  text-align:center;
  border:3px solid #22335A;
  box-shadow:var(--shadow-2);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.q-espera{background:#131B2D;border-color:#22335A;box-shadow:none}
.q-ok{background:#131B2D;border-color:#5AD8B1;box-shadow:0 0 0 4px rgba(90,216,177,.2),0 0 28px rgba(90,216,177,.3)}
.q-warn{background:#131B2D;border-color:#F5AE39;box-shadow:0 0 0 4px rgba(245,174,57,.2),0 0 28px rgba(245,174,57,.3)}
.q-err{background:#131B2D;border-color:#FE8B83;box-shadow:0 0 0 4px rgba(254,139,131,.2),0 0 28px rgba(254,139,131,.3)}
.q-info{background:#131B2D;border-color:#6F96FF;box-shadow:0 0 0 4px rgba(111,150,255,.2),0 0 28px rgba(111,150,255,.3)}
.q-out{background:#131B2D;border-color:#8FA8E8;box-shadow:0 0 0 4px rgba(143,168,232,.2),0 0 28px rgba(143,168,232,.3)}
.q-ok .q-textos h2{color:#5AD8B1}
.q-warn .q-textos h2{color:#F5AE39}
.q-err .q-textos h2{color:#FE8B83}
.q-info .q-textos h2{color:#6F96FF}
.q-out .q-textos h2{color:#8FA8E8}
.q-textos h2{font-size:clamp(28px,4.5vw,52px);margin:0 0 10px;line-height:1.1}
.q-ok .q-foto{border:3px solid #5AD8B1}
.q-warn .q-foto{border:3px solid #F5AE39}
.q-err .q-foto{border:3px solid #FE8B83}
.q-info .q-foto{border:3px solid #6F96FF}
.q-out .q-foto{border:3px solid #8FA8E8}
#q-contadores{display:flex;gap:12px;padding:12px 22px;background:#0E1729;border-top:1px solid #1E2D4A;align-items:center;flex-wrap:wrap}
#q-contadores span,#q-contadores .q-stat{background:#15223C;border:1px solid #23355A;border-radius:12px;padding:8px 16px;display:inline-flex;align-items:center;gap:8px;font-size:15px;color:#CFD7EA;font-variant-numeric:tabular-nums;box-shadow:0 2px 6px rgba(0,0,0,.25)}
#q-contadores span b,#q-contadores .q-stat b{color:#fff;font-size:22px;font-variant-numeric:tabular-nums}
#q-contadores .q-off{background:rgba(254,139,131,.15);border-color:rgba(254,139,131,.4);color:#FE8B83;font-weight:700}

/* ---------- 13. Responsive ---------- */
@media(max-width:960px){
  .login{grid-template-columns:1fr}.login-art{display:none}
  .topbar{padding:0 var(--s-3)}.main{padding:var(--s-5) var(--s-4) 56px}
  .sidebar{transition:transform var(--t-med) var(--ease)}
}
@media(max-width:700px){.crumbs .sep,#topbar-group{display:none}.crumbs{min-width:0}.crumbs strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:560px){.sol-txt{display:none}}
@media(max-width:700px){h1{font-size:var(--fs-xl)}.page-head h1{font-size:var(--fs-xl)}.kpi-value{font-size:var(--fs-2xl)}}

/* ---------- 14. Preferencias del usuario ---------- */
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.skeleton{animation:none}}
@media (prefers-contrast:more){:root{--line:var(--line-strong)}.card,.kpi,.modal{border-width:2px}}
@media (forced-colors:active){.btn,.card,.kpi,.badge,.chip,.nav-item.active{border:1px solid CanvasText}.nav-item.active::before{background:Highlight}}
@media print{.sidebar,.topbar,.backdrop,.toast,.skip-link{display:none!important}.content{margin:0}.card,.kpi{box-shadow:none}}

/* ---------- 15. Compatibilidad: WebViews anteriores a Chrome 111 (sin color-mix) ---------- */
@supports not (color: color-mix(in srgb, red, blue)){
  :root{--ring:0 0 0 3px rgba(28,58,139,.28)}
  :root[data-theme="dark"]{--ring:0 0 0 3px rgba(240,199,129,.35)}
  .nav-item.active{background:rgba(242,171,53,.2)}
  .topbar{background:var(--paper)}
  .btn-primary:hover{background:#F4B84F}
  .login-art{background:linear-gradient(165deg,rgba(2,4,10,.55),rgba(14,28,64,.2))}
  .est-hero{background:linear-gradient(160deg,#10203f,#1c3160)}
  .carnet-est{background:linear-gradient(150deg,#0f1c3a,#1d3263 70%,#27437d)}
  .est-top{background:var(--panel)}
}

/* Sin logotipo: la marca es solo texto (se añadirá el logo del instituto cuando exista) */
.side-brand,.brand,.la-top,.q-marca{gap:0}
.side-brand{padding:22px 20px 14px}
.side-brand strong{font-size:var(--fs-xl);letter-spacing:-.015em}
.brand h1{font-size:var(--fs-xl)}
.la-top strong{font-size:var(--fs-xl)}

/* ---------- 16. Instituciones v3.1.1 ---------- */
.inst-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #02040a 0%, #060c1c 45%, #0b1634 100%);
  color: #fff;
  padding: var(--s-6) var(--s-8);
  margin-bottom: var(--s-6);
  border: 1px solid rgb(255 255 255 / .08);
  box-shadow: var(--shadow-2);
}

.inst-hero-shapes {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.inst-hero-shapes i {
  position: absolute;
  display: block;
  will-change: transform;
}

.inst-orb {
  border-radius: 50%;
}

.inst-orb-amber {
  width: 380px;
  height: 380px;
  left: -100px;
  top: -120px;
  background: #f2ab35;
  opacity: .22;
  filter: blur(65px);
  animation: deriva-a 28s ease-in-out infinite alternate;
}

.inst-orb-blue {
  width: 440px;
  height: 440px;
  right: -120px;
  bottom: -160px;
  background: #3556c9;
  opacity: .32;
  filter: blur(75px);
  animation: deriva-b 34s ease-in-out infinite alternate;
}

.inst-hero .inst-ring {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 2px dashed rgb(242 171 53 / .35);
  right: 22%;
  top: -30px;
  opacity: .5;
  animation: gira 48s linear infinite reverse, flota 22s ease-in-out infinite alternate;
}

.inst-hero .inst-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #f2ab35;
  box-shadow: 0 0 22px rgb(242 171 53 / .7);
  left: 42%;
  bottom: 24px;
  animation: flota 14s ease-in-out infinite alternate;
}

.inst-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
}

.inst-hero-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--s-4);
  flex-wrap: wrap;
}

.inst-hero-title {
  color: #ffffff;
  font-size: var(--fs-2xl);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 var(--s-1);
  letter-spacing: -.015em;
}

.inst-hero-sub {
  color: #C3CCE0;
  font-size: var(--fs-md);
  margin: 0;
  max-width: 58ch;
  line-height: 1.5;
}

.inst-hero-actions {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.inst-stats {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
}

.inst-stat-card {
  flex: 1 1 160px;
  background: rgb(255 255 255 / .05);
  border: 1px solid rgb(255 255 255 / .12);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  box-shadow: 0 2px 8px rgb(0 0 0 / .18);
  min-width: 140px;
  height: auto;
  min-height: auto;
}

.inst-stat-val {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: #ffffff;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.inst-stat-lbl {
  font-size: var(--fs-xs);
  color: #C3CCE0;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0;
  white-space: normal;
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}

.inst-stat-skel {
  display: inline-block;
  width: 48px;
  height: 22px;
  border-radius: 4px;
}

/* Cuadrícula de tarjetas */
.inst-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s-4);
}

@keyframes inst-card-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.inst-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top-width: 3px;
  border-top-style: solid;
  border-top-color: var(--line);
  padding: var(--s-5);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), border-color var(--t-fast);
  animation: inst-card-in 240ms var(--ease) backwards;
}

.inst-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.inst-card:nth-child(1) { animation-delay: 25ms; }
.inst-card:nth-child(2) { animation-delay: 50ms; }
.inst-card:nth-child(3) { animation-delay: 75ms; }
.inst-card:nth-child(4) { animation-delay: 100ms; }
.inst-card:nth-child(5) { animation-delay: 125ms; }
.inst-card:nth-child(6) { animation-delay: 150ms; }
.inst-card:nth-child(7) { animation-delay: 175ms; }
.inst-card:nth-child(8) { animation-delay: 200ms; }
.inst-card:nth-child(n+9) { animation-delay: 225ms; }

/* Bordes superiores por estado */
.inst-card.inst-card-actual {
  border-top-color: var(--amber);
}

.inst-card.inst-card-activa {
  border-top-color: var(--teal-solid);
}

.inst-card.inst-card-inactiva {
  border-top-color: var(--line-strong);
}

/* Interior de la tarjeta */
.inst-card-top {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--s-3);
}

.inst-card-badges {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
  margin-bottom: var(--s-2);
}

.inst-card-name {
  font-size: var(--fs-lg);
  font-weight: 650;
  color: var(--ink);
  line-height: 1.35;
  margin: 0 0 var(--s-3);
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.inst-code-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--muted-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 4px 8px 4px 10px;
  width: fit-content;
  max-width: 100%;
}

.inst-code-lbl {
  font-size: var(--fs-xs);
  color: var(--ink-soft);
  font-weight: 600;
  user-select: none;
}

.inst-code-chip {
  font-size: var(--fs-sm);
  color: var(--ink);
  font-weight: 600;
  letter-spacing: .03em;
}

.inst-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  padding: 0;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), transform var(--t-fast);
}

.inst-copy-btn:hover {
  background: var(--hover-bg);
  color: var(--ink);
}

.inst-copy-btn:active {
  transform: scale(.92);
}

.inst-copy-btn:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.inst-card-mid {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  margin-top: auto;
  padding-top: var(--s-3);
}

.inst-metrics {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}

.inst-metric {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.inst-metric strong {
  color: var(--ink);
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.inst-card-date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  color: var(--ink-soft);
}

/* Acciones en la tarjeta */
.inst-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-top: var(--s-4);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
  align-items: center;
}

.inst-btn-entrar {
  font-weight: 650;
}

.inst-card-actions .btn {
  min-height: 34px;
}

/* Skeleton de tarjeta */
.inst-card-skeleton {
  border-top-color: var(--line);
  pointer-events: none;
}

/* Adaptación responsive para pantallas pequeñas (375px) */
@media (max-width: 560px) {
  .inst-hero {
    padding: var(--s-5) var(--s-4);
  }
  .inst-hero-inner {
    gap: var(--s-4);
  }
  .inst-hero-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--s-3);
  }
  .inst-hero-actions {
    width: 100%;
  }
  .inst-hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .inst-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--s-2);
    width: 100%;
    align-items: start;
  }
  .inst-stat-card {
    flex: initial;
    width: auto;
    min-width: 0;
    min-height: auto;
    height: auto;
    padding: 8px 10px;
    gap: 2px;
  }
  .inst-stat-val {
    font-size: var(--fs-lg);
    line-height: 1.2;
  }
  .inst-stat-lbl {
    font-size: var(--fs-xs);
    line-height: 1.25;
    letter-spacing: 0;
    white-space: normal;
    word-break: normal;
    overflow-wrap: normal;
    hyphens: none;
  }
  .inst-grid {
    grid-template-columns: 1fr;
  }
  .inst-card-actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (max-width: 320px) {
  .inst-stats {
    grid-template-columns: 1fr;
    gap: var(--s-2);
  }
  .inst-stat-card {
    padding: 8px 12px;
    min-height: auto;
    height: auto;
  }
}

@media (pointer: coarse) {
  .inst-copy-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }
  .inst-card-actions .btn {
    min-height: 44px;
    padding: 8px 14px;
  }
}

/* Reducción de movimiento */
@media (prefers-reduced-motion: reduce) {
  .inst-hero-shapes i {
    animation: none !important;
  }
  .inst-card {
    animation: none !important;
    transform: none !important;
  }
}

/* ---------- 17. Refinamientos móviles y estructurales v3.1.1 ---------- */
.card-head h2,
.card-head h3 {
  font-size: var(--fs-lg);
}

@media (max-width: 640px) {
  /* 1. Prevención de desborde horizontal en card-head y controles */
  .card-head {
    flex-wrap: wrap;
    align-items: stretch;
    gap: var(--s-3);
  }
  .card-head > h2,
  .card-head > h3,
  .card-head > div:first-child {
    flex: 1 1 100%;
    min-width: 0;
  }
  .card-head > .btn:not(.icon-only),
  .card-head > .btn-row,
  .card-head > .actions,
  .card-head > select,
  .card-head > input {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
  .card-head .btn,
  .page-head .btn,
  .toolbar .btn {
    white-space: normal;
    text-align: center;
    max-width: 100%;
    min-width: 0;
  }
  .card-head .btn-row,
  .page-head .actions {
    width: 100%;
    flex-direction: column;
    gap: var(--s-2);
  }
  .card-head .btn-row .btn,
  .page-head .actions .btn {
    width: 100%;
  }
  .page-head {
    flex-direction: column;
    align-items: stretch;
    gap: var(--s-3);
  }
  .page-head > div:first-child {
    width: 100%;
  }

  /* 2. Filtros y barras de herramientas uniformes */
  .toolbar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: var(--s-2);
  }
  .toolbar > * {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box;
  }
  .toolbar select,
  .toolbar input,
  .toolbar .search,
  .toolbar .btn,
  .toolbar .filter {
    width: 100% !important;
    min-height: 44px;
  }
  .toolbar .search .input {
    width: 100%;
    min-height: 44px;
  }

  /* 4. Tablas en móvil: scroll horizontal suave sin estrujar columnas y sombra lateral */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    background:
      linear-gradient(to right, var(--panel) 30%, transparent),
      linear-gradient(to left, var(--panel) 30%, transparent) 100% 0,
      radial-gradient(farthest-side at 0 50%, rgba(0, 0, 0, .18), transparent),
      radial-gradient(farthest-side at 100% 50%, rgba(0, 0, 0, .18), transparent) 100% 0;
    background-repeat: no-repeat;
    background-color: var(--panel);
    background-size: 32px 100%, 32px 100%, 12px 100%, 12px 100%;
    background-attachment: local, local, scroll, scroll;
  }
  :root[data-theme="dark"] .table-wrap {
    background:
      linear-gradient(to right, var(--panel) 30%, transparent),
      linear-gradient(to left, var(--panel) 30%, transparent) 100% 0,
      radial-gradient(farthest-side at 0 50%, rgba(0, 0, 0, .45), transparent),
      radial-gradient(farthest-side at 100% 50%, rgba(0, 0, 0, .45), transparent) 100% 0;
    background-repeat: no-repeat;
    background-color: var(--panel);
    background-size: 32px 100%, 32px 100%, 14px 100%, 14px 100%;
    background-attachment: local, local, scroll, scroll;
  }
  .table-wrap table {
    min-width: 560px;
  }
  .table-wrap .person span:last-child {
    white-space: nowrap;
  }

  /* 5(a). Objetivos táctiles interactivos >= 44px en móvil */
  .btn-sm {
    min-height: 44px;
    padding: 10px 14px;
    font-size: var(--fs-sm);
  }
  .icon-only {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }
  .pager-group .btn {
    min-height: 44px;
    padding: 10px 16px;
  }
}

@media (max-width: 480px) {
  /* 5(e). Modales: ajuste de espacio y apilado al 100% de botones */
  .modal-overlay {
    padding: 12px;
  }
  .modal-foot {
    flex-direction: column-reverse;
    gap: var(--s-2);
  }
  .modal-foot .btn {
    width: 100%;
    min-height: 44px;
  }
}



/* ---------- Pasar lista (por curso y ciclo) ---------- */
.pl-grupo{margin-block:0 28px}
.pl-grupo-t{font-size:var(--fs-sm);font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 12px}
.pl-cursos{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.pl-curso{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:start;min-height:132px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--ink);cursor:pointer;transition:transform var(--t-fast) var(--ease),border-color var(--t-fast),box-shadow var(--t-fast)}
.pl-curso:hover{transform:translateY(-2px);border-color:var(--teal);box-shadow:var(--shadow-2)}
.pl-curso:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.pl-curso strong{font-size:var(--fs-lg,1.1rem);line-height:1.25}
.pl-curso small{color:var(--ink-soft)}
.pl-curso-ciclo{font-size:var(--fs-sm);font-weight:700;color:var(--teal);background:var(--teal-soft);padding:2px 10px;border-radius:999px}
.pl-curso-go{margin-block-start:auto;padding-block-start:10px;display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:var(--fs-sm);color:var(--teal)}
.pl-top{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-block-end:16px}
.pl-titulo h2{margin:0;font-size:1.35rem;line-height:1.2}.pl-titulo p{margin:2px 0 0}
.pl-resumen{padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);margin-block-end:14px}
.pl-cifras{display:flex;gap:28px;flex-wrap:wrap}
.pl-cifras div{display:flex;flex-direction:column}.pl-cifras b{font-size:1.9rem;line-height:1;font-variant-numeric:tabular-nums}.pl-cifras span{color:var(--ink-soft);font-size:var(--fs-sm);margin-block-start:4px}
.pl-barra{height:8px;border-radius:999px;background:var(--line);margin-block-start:14px;overflow:hidden}
.pl-barra span{display:block;height:100%;background:var(--teal);border-radius:inherit;transform-origin:left;transition:width var(--t-med) var(--ease)}
.pl-acciones{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-block-end:12px}
.pl-acciones .btn{min-height:44px}.pl-ingreso{flex-basis:100%;margin:2px 0 0;color:var(--ink-soft);font-size:var(--fs-sm)}
.pl-scan{margin-block-end:12px;display:grid;gap:10px;max-width:460px}
.pl-manual{margin-block-end:14px;max-width:520px}
.pl-filtros{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-block-end:10px}
.pl-filtros .pills{display:flex;flex-wrap:wrap;gap:8px}.pl-buscar{max-width:260px}
.pl-lista{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.pl-fila{display:flex;align-items:center;gap:12px;padding:10px 14px;min-height:60px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);transition:background-color var(--t-fast) var(--ease),border-color var(--t-fast)}
.pl-fila.marcado{background:color-mix(in srgb,var(--teal-soft) 55%,var(--panel));border-color:color-mix(in srgb,var(--teal) 40%,var(--line))}
.pl-nombre{display:flex;flex-direction:column;min-width:0;flex:1}.pl-nombre strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pl-nombre small{color:var(--ink-soft)}
.pl-marcar{min-height:44px;min-width:104px}.pl-ok{display:inline-flex;align-items:center;justify-content:center;min-width:104px;color:var(--teal)}
@media (max-width:560px){.pl-fila{flex-wrap:wrap}.pl-nombre{flex-basis:calc(100% - 60px)}.pl-marcar{flex:1}.pl-buscar{max-width:none;width:100%}}
@media (prefers-reduced-motion:reduce){.pl-curso,.pl-fila,.pl-barra span{transition:none}.pl-curso:hover{transform:none}}

/* ---------- Dashboard: lo operativo primero, entrada escalonada ---------- */
.kpi-meter{display:block;position:relative;height:6px;border-radius:99px;background:var(--muted-bg);margin-top:var(--s-2);overflow:visible}
.kpi-meter i{position:absolute;inset:0 auto 0 0;border-radius:99px;background:var(--amber);transform-origin:left}.dash-in .kpi-meter i{animation:meter-crece var(--t-med) var(--ease) both .2s}
.kpi-meter b{position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--ink-soft);border-radius:1px}
.card-tools{display:flex;align-items:center;gap:var(--s-2);flex-wrap:wrap;justify-content:flex-end}
.btn-ghost{background:transparent;border:1px solid transparent;color:var(--ink-soft)}
.btn-ghost:hover{background:var(--hover-bg);color:var(--ink)}
.dash-in .kpi-grid>.kpi,.dash-in .dash-grid>.card{animation:dash-entra var(--t-med) var(--ease) both}
.dash-in .kpi-grid>.kpi:nth-child(2){animation-delay:40ms}.dash-in .kpi-grid>.kpi:nth-child(3){animation-delay:80ms}.dash-in .kpi-grid>.kpi:nth-child(4){animation-delay:120ms}
.dash-in .dash-grid>.card:nth-child(n+2){animation-delay:60ms}.dash-in .dash-grid>.card:nth-child(n+4){animation-delay:100ms}
@keyframes dash-entra{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes meter-crece{from{transform:scaleX(0)}to{transform:none}}
@media (prefers-reduced-motion:reduce){.dash-in .kpi-grid>.kpi,.dash-in .dash-grid>.card,.dash-in .kpi-meter i{animation:none}}

/* ---------- Conexiones de datos (superadmin) ---------- */
.cx-lista{display:grid;gap:var(--s-4);margin-bottom:var(--s-5)}
.cx-card{padding:var(--s-5)}
.cx-head{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--s-3);flex-wrap:wrap}
.cx-head small{display:block;color:var(--ink-soft);font-size:var(--fs-xs)}
.cx-badges{display:flex;gap:var(--s-2);flex-wrap:wrap}
.cx-url{word-break:break-all;margin:var(--s-2) 0 0}
.cx-acciones{display:flex;gap:var(--s-2);flex-wrap:wrap;margin-top:var(--s-4)}
.cx-principal{border-left:3px solid var(--teal)}
.cx-quitar{color:var(--red)}
.cx-aviso{display:flex;gap:var(--s-3);align-items:flex-start;padding:var(--s-3) var(--s-4);border-radius:var(--radius-sm);background:var(--amber-soft);color:var(--ink);margin-bottom:var(--s-5);font-size:var(--fs-sm)}
#cx-progreso{padding:var(--s-5)}

/* ---------- Aula y portales (estudiante / aula) ---------- */
.aula-tabs{display:flex;flex-wrap:nowrap;gap:var(--s-1);padding:var(--s-1);background:var(--muted-bg);border-radius:var(--radius);overflow-x:auto;scrollbar-width:none;width:fit-content;max-width:100%}
.aula-tabs::-webkit-scrollbar{display:none}
.aula-tabs>.pill{flex:0 0 auto;width:auto;border:0;border-radius:calc(var(--radius) - 4px);background:transparent;color:var(--ink-soft);min-height:38px;padding:6px 16px;font-weight:600;transition:background-color var(--t-fast),color var(--t-fast)}
.aula-tabs>.pill:hover{color:var(--ink)}
.aula-tabs>.pill.active{background:var(--panel);color:var(--ink);box-shadow:var(--shadow-1)}
:root[data-theme="dark"] .aula-tabs>.pill.active{background:var(--panel);color:var(--amber)}
.aula-top{box-shadow:var(--shadow-1)}
.aula-top .brand strong,.est-top .brand strong{letter-spacing:-.01em}
.est-card{border-radius:var(--radius-lg);box-shadow:var(--shadow-1)}
.est-card h1,.est-card h2{letter-spacing:-.015em}
.est-main>section:first-child:not(.est-card){animation:login-entra var(--t-med) var(--ease) both}
.aula-est-curso{transition:border-color var(--t-fast),background-color var(--t-fast)}
.aula-est-curso:hover{background:var(--muted-bg)}
.aula-est-curso:focus-visible,.aula-tabs>.pill:focus-visible{outline:2px solid var(--teal-solid);outline-offset:2px}
.aula-est-item{background:var(--panel)}
@media (max-width:768px){
  .aula-top .top-right{gap:var(--s-2)}
}
@media (prefers-reduced-motion:reduce){.est-main>section:first-child:not(.est-card){animation:none}}
.aula-barra{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);margin-bottom:var(--s-4)}
.aula-barra-sp{flex:1}
@media (max-width:768px){.aula-barra>.btn{width:100%}.aula-barra-sp{display:none}.aula-tabs{width:100%}.aula-tabs>.pill{flex:1}}

/* ---------- Accesos institucionales ---------- */
.acc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:var(--s-3);padding:var(--s-4) var(--s-5) var(--s-5)}
.acc-link{display:flex;flex-direction:column;gap:2px;padding:var(--s-3) var(--s-4);min-height:44px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);color:var(--ink);text-decoration:none;transition:border-color var(--t-fast),background-color var(--t-fast)}
.acc-link:hover{border-color:var(--navy-2);background:var(--muted-bg)}
.acc-link:focus-visible{outline:2px solid var(--teal-solid);outline-offset:2px}
.acc-link small{color:var(--ink-soft);font-size:var(--fs-xs)}
.acc-lista{list-style:none;margin:0;padding:0;display:grid;gap:var(--s-2)}
.acc-lista li{display:flex;justify-content:space-between;align-items:center;gap:var(--s-3);padding:var(--s-2) var(--s-3);border:1px solid var(--line);border-radius:var(--radius-sm)}
.acc-lista small{display:block;color:var(--ink-soft);overflow-wrap:anywhere}