/* ===========================================================
   AULAORIVIA — Sistema de Gestión Escolar (multi-colegio)
   Estética: colorida, amigable, educativa pero profesional.
   Marca: producto Orivia · cada colegio con su logo y color.
   Tipografía: Plus Jakarta Sans (titulares) + Inter (texto)
   =========================================================== */

:root{
  /* color institucional del colegio (lo sobreescribe cada tenant) */
  --brand:#4f46e5;
  --brand-2:#7c3aed;
  --brand-soft:#eef2ff;
  --brand-grad:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);

  /* base */
  --ink:#1e1b4b; --text:#27272a; --muted:#52525b; --muted-2:#71717a; --muted-3:#a1a1aa;
  --bg:#f6f7fb; --bg-2:#eef0f7; --card:#ffffff;
  --line:#e9eaf2; --line-2:#e2e4ef;

  /* acentos por módulo (educativo, alegre) */
  --violet:#7c3aed; --violet-bg:#f3effe;
  --teal:#0d9488;   --teal-bg:#e6faf7;
  --amber:#f59e0b;  --amber-bg:#fef6e7;
  --rose:#e11d48;   --rose-bg:#fdeaef;
  --sky:#0284c7;    --sky-bg:#e6f4fd;
  --green:#16a34a;  --green-bg:#e9f9ef;
  --coral:#f97316;  --coral-bg:#fff0e6;
  --pink:#db2777;   --pink-bg:#fdebf4;

  --ok:#16a34a; --ok-bg:#e9f9ef;
  --warn:#f59e0b; --warn-bg:#fef6e7;
  --err:#e11d48; --err-bg:#fdeaef;
  --wa:#25d366;

  --radius:18px; --radius-lg:24px; --radius-sm:12px;
  --shadow-sm:0 2px 10px rgba(30,27,75,.05);
  --shadow:0 20px 50px -24px rgba(30,27,75,.22);
  --shadow-brand:0 16px 40px -16px color-mix(in srgb, var(--brand) 55%, transparent);
  --sidebar-w:260px;
}

*{box-sizing:border-box;}
html,body{margin:0;height:100%;}
body{
  background:var(--bg);color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{font-family:'Plus Jakarta Sans',sans-serif;margin:0;color:var(--ink);letter-spacing:-.02em;line-height:1.15;}
::selection{background:color-mix(in srgb,var(--brand) 22%,transparent);}

::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:#cdd0e0;border-radius:10px;border:2px solid var(--bg);}
::-webkit-scrollbar-thumb:hover{background:#a9adc4;}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 20px;border-radius:12px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:14px;border:1px solid transparent;transition:all .25s cubic-bezier(.22,1,.36,1);white-space:nowrap;}
.btn svg{width:17px;height:17px;}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:var(--shadow-brand);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{transform:translateY(-2px);filter:brightness(1.15);}
.btn-ghost{background:#fff;border-color:var(--line-2);color:var(--ink);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.btn-wa{background:var(--wa);color:#06381f;}
.btn-wa:hover{transform:translateY(-2px);filter:brightness(1.04);}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:10px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ── App shell ── */
.app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh;}
.sidebar{background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;}
.sb-brand{display:flex;align-items:center;gap:11px;padding:20px 20px 16px;}
.sb-brand .logo{width:42px;height:42px;border-radius:12px;background:var(--brand-grad);display:grid;place-items:center;color:#fff;font-family:'Plus Jakarta Sans';font-weight:800;font-size:19px;flex-shrink:0;box-shadow:var(--shadow-brand);overflow:hidden;}
.sb-brand .logo img{width:100%;height:100%;object-fit:cover;}
.sb-brand .wm{display:flex;flex-direction:column;line-height:1.1;min-width:0;}
.sb-brand .wm b{font-family:'Plus Jakarta Sans';font-weight:800;font-size:16px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sb-brand .wm small{font-size:10.5px;color:var(--muted-2);font-weight:500;}
.sb-nav{flex:1;overflow-y:auto;padding:6px 12px 12px;}
.sb-group{font-family:'Plus Jakarta Sans';font-weight:700;font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-3);margin:16px 12px 7px;}
.sb-link{display:flex;align-items:center;gap:12px;padding:10px 13px;border-radius:12px;font-size:14px;font-weight:500;color:var(--muted);transition:.2s;margin-bottom:2px;position:relative;}
.sb-link svg{width:19px;height:19px;flex-shrink:0;}
.sb-link:hover{background:var(--bg);color:var(--ink);}
.sb-link.active{background:var(--brand-soft);color:var(--brand);font-weight:600;}
.sb-link .badge{margin-left:auto;font-size:10.5px;font-weight:700;padding:2px 8px;border-radius:20px;background:var(--brand);color:#fff;}
.sb-foot{padding:12px;border-top:1px solid var(--line);}
.sb-user{display:flex;align-items:center;gap:11px;padding:9px;border-radius:13px;transition:.2s;}
.sb-user:hover{background:var(--bg);}
.sb-user .av{width:38px;height:38px;border-radius:11px;background:var(--brand-grad);display:grid;place-items:center;font-family:'Plus Jakarta Sans';font-weight:700;font-size:15px;color:#fff;flex-shrink:0;}
.sb-user .meta{min-width:0;flex:1;}
.sb-user .meta b{font-family:'Plus Jakarta Sans';font-weight:600;font-size:13px;color:var(--ink);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sb-user .meta small{font-size:11.5px;color:var(--muted-2);}
.btn-logout{margin-top:8px;background:var(--bg);border:1px solid var(--line);color:var(--muted);width:100%;}
.btn-logout:hover{background:var(--err-bg);border-color:var(--err);color:var(--err);}

/* ── Main ── */
.main{display:flex;flex-direction:column;min-width:0;}
.topbar{position:sticky;top:0;z-index:40;background:rgba(246,247,251,.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding:0 clamp(18px,3vw,34px);height:70px;display:flex;align-items:center;gap:16px;}
.topbar h1{font-size:20px;}
.topbar .crumb{font-size:12px;color:var(--muted-2);font-weight:500;}
.topbar .spacer{flex:1;}
.tb-burger{display:none;width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);place-items:center;color:var(--ink);}
.tb-burger svg{width:20px;height:20px;}
.tb-icon{width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);transition:.2s;position:relative;}
.tb-icon:hover{border-color:var(--brand);color:var(--brand);}
.tb-icon svg{width:19px;height:19px;}
.tb-icon .dot{position:absolute;top:9px;right:10px;width:7px;height:7px;border-radius:50%;background:var(--err);border:1.5px solid #fff;}
.content{padding:clamp(20px,3vw,34px);max-width:1340px;width:100%;}
.sb-overlay{position:fixed;inset:0;background:rgba(30,27,75,.5);z-index:250;opacity:0;pointer-events:none;transition:.3s;}

/* ── Cards ── */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);}
.card-pad{padding:22px;}
.card-head{display:flex;align-items:center;gap:14px;padding:18px 22px;border-bottom:1px solid var(--line);}
.card-head h3{font-size:16px;}
.card-head .spacer{flex:1;}
.card-head .sub{font-size:12.5px;color:var(--muted-2);margin-top:2px;}
.grid{display:grid;gap:18px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}
.row{display:flex;align-items:center;gap:12px;}
.wrap{flex-wrap:wrap;}
.mt-18{margin-top:18px;}.mt-24{margin-top:24px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:'Plus Jakarta Sans';font-weight:700;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);}
.muted{color:var(--muted-2);}
.help{font-size:12.5px;color:var(--muted-2);}
.divider{height:1px;background:var(--line);margin:20px 0;}

/* stat cards coloridas */
.stat{padding:20px 22px;position:relative;overflow:hidden;}
.stat .ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px;}
.stat .ic svg{width:23px;height:23px;}
.stat .k{font-size:12.5px;color:var(--muted-2);font-weight:500;}
.stat .v{font-family:'Plus Jakarta Sans';font-weight:800;font-size:29px;color:var(--ink);line-height:1.05;margin-top:3px;letter-spacing:-.02em;}
.stat .v em{font-style:normal;font-size:15px;color:var(--muted-2);font-weight:600;}
.stat .delta{font-size:12.5px;font-weight:600;margin-top:7px;display:inline-flex;align-items:center;gap:5px;}
.stat .delta.up{color:var(--ok);}.stat .delta.down{color:var(--err);}
.ic.c-violet{background:var(--violet-bg);color:var(--violet);}
.ic.c-teal{background:var(--teal-bg);color:var(--teal);}
.ic.c-amber{background:var(--amber-bg);color:var(--amber);}
.ic.c-rose{background:var(--rose-bg);color:var(--rose);}
.ic.c-sky{background:var(--sky-bg);color:var(--sky);}
.ic.c-green{background:var(--green-bg);color:var(--green);}
.ic.c-coral{background:var(--coral-bg);color:var(--coral);}
.ic.c-pink{background:var(--pink-bg);color:var(--pink);}
.ic.c-brand{background:var(--brand-soft);color:var(--brand);}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;gap:6px;font-family:'Plus Jakarta Sans';font-weight:600;font-size:11.5px;padding:4px 11px;border-radius:30px;}
.badge .bdot{width:6px;height:6px;border-radius:50%;background:currentColor;}
.badge.ok{background:var(--ok-bg);color:#15803d;}
.badge.warn{background:var(--warn-bg);color:#b45309;}
.badge.err{background:var(--err-bg);color:#be123c;}
.badge.info{background:var(--sky-bg);color:#0369a1;}
.badge.muted{background:var(--bg-2);color:var(--muted);}
.badge.violet{background:var(--violet-bg);color:var(--violet);}

/* ── Tables ── */
.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:14px;}
thead th{text-align:left;font-family:'Plus Jakarta Sans';font-weight:600;font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted-2);padding:13px 18px;border-bottom:1px solid var(--line);white-space:nowrap;}
tbody td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--text);vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tbody tr{transition:background .15s;}
tbody tr:hover{background:var(--bg);}
td .who{display:flex;align-items:center;gap:11px;}
td .who .av{width:36px;height:36px;border-radius:10px;background:var(--brand-grad);color:#fff;display:grid;place-items:center;font-family:'Plus Jakarta Sans';font-weight:700;font-size:13px;flex-shrink:0;}
td .who b{font-family:'Plus Jakarta Sans';font-weight:600;font-size:13.5px;color:var(--ink);display:block;}
td .who small{font-size:12px;color:var(--muted-2);}
td.num{font-variant-numeric:tabular-nums;font-weight:600;}
.t-actions{display:flex;gap:6px;}
.t-act{width:32px;height:32px;border-radius:9px;border:1px solid var(--line-2);background:#fff;display:grid;place-items:center;color:var(--muted);transition:.15s;}
.t-act:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.t-act svg{width:15px;height:15px;}
.t-act.danger:hover{border-color:var(--err);color:var(--err);background:var(--err-bg);}

/* nota chips (calificaciones) */
.nota{display:inline-grid;place-items:center;min-width:38px;height:32px;padding:0 8px;border-radius:9px;font-family:'Plus Jakarta Sans';font-weight:700;font-size:14px;}
.nota.alta{background:var(--green-bg);color:#15803d;}
.nota.media{background:var(--amber-bg);color:#b45309;}
.nota.baja{background:var(--err-bg);color:#be123c;}

/* ── Forms ── */
.field{margin-bottom:15px;}
.field label{display:block;font-family:'Plus Jakarta Sans';font-weight:600;font-size:12.5px;color:var(--ink);margin-bottom:7px;}
.field .hint{font-weight:400;color:var(--muted-2);font-size:11.5px;}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1px solid var(--line-2);border-radius:12px;font-family:'Inter',sans-serif;font-size:14.5px;color:var(--ink);background:var(--bg);transition:.2s;}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 12%,transparent);}
.field textarea{resize:vertical;min-height:110px;line-height:1.6;}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:15px;}

.alert{display:flex;gap:13px;padding:15px 18px;border-radius:14px;font-size:13.5px;align-items:flex-start;}
.alert .ai{flex-shrink:0;margin-top:1px;}
.alert .ai svg{width:18px;height:18px;}
.alert.info{background:var(--sky-bg);color:#075985;border:1px solid color-mix(in srgb,var(--sky) 22%,transparent);}
.alert.info .ai{color:var(--sky);}
.alert.warn{background:var(--warn-bg);color:#92400e;border:1px solid color-mix(in srgb,var(--warn) 26%,transparent);}
.alert.warn .ai{color:var(--warn);}
.alert.ok{background:var(--ok-bg);color:#15803d;border:1px solid color-mix(in srgb,var(--ok) 26%,transparent);}
.alert.ok .ai{color:var(--ok);}
.alert.err{background:var(--err-bg);color:#be123c;border:1px solid color-mix(in srgb,var(--err) 26%,transparent);}
.alert.err .ai{color:var(--err);}

.screen{animation:fade .35s ease;}
@keyframes fade{from{transform:translateY(8px);}to{transform:none;}}
@media (prefers-reduced-motion:reduce){.screen{animation:none;}}

.portal-credit{text-align:center;font-size:12px;color:var(--muted-3);padding:22px;border-top:1px solid var(--line);margin-top:6px;}
.portal-credit a{font-family:'Plus Jakarta Sans';font-weight:600;color:var(--brand);}

/* ── Login ── */
.login{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;}
.login-aside{position:relative;background:var(--brand-grad);color:#fff;overflow:hidden;padding:clamp(40px,5vw,72px);display:flex;flex-direction:column;}
.login-aside::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 20%,rgba(255,255,255,.18),transparent 40%),radial-gradient(circle at 80% 70%,rgba(255,255,255,.12),transparent 45%);}
.login-aside .deco{position:absolute;border-radius:50%;background:rgba(255,255,255,.1);}
.la-brand{position:relative;z-index:2;display:flex;align-items:center;gap:12px;}
.la-brand .logo{width:46px;height:46px;border-radius:13px;background:rgba(255,255,255,.18);backdrop-filter:blur(6px);display:grid;place-items:center;font-family:'Plus Jakarta Sans';font-weight:800;font-size:21px;border:1px solid rgba(255,255,255,.25);}
.la-brand b{font-family:'Plus Jakarta Sans';font-weight:800;font-size:22px;}
.la-mid{position:relative;z-index:2;margin-top:auto;}
.la-badge{display:inline-flex;align-items:center;gap:9px;padding:7px 14px;border-radius:30px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);font-size:12.5px;margin-bottom:24px;}
.la-badge .dot{width:8px;height:8px;border-radius:50%;background:#fff;}
.la-mid h2{font-size:clamp(28px,3.4vw,42px);color:#fff;line-height:1.08;}
.la-mid p{color:rgba(255,255,255,.85);font-size:16px;margin:18px 0 0;max-width:42ch;}
.la-feats{list-style:none;padding:0;margin:30px 0 0;display:grid;gap:13px;position:relative;z-index:2;}
.la-feats li{display:flex;gap:12px;align-items:center;font-size:14.5px;color:rgba(255,255,255,.92);}
.la-feats .ck{width:24px;height:24px;border-radius:8px;background:rgba(255,255,255,.2);display:grid;place-items:center;flex-shrink:0;font-size:12px;font-weight:700;}
.login-form{display:flex;flex-direction:column;justify-content:center;padding:clamp(34px,5vw,72px);background:#fff;}
.lf-inner{width:100%;max-width:390px;margin:0 auto;}
.lf-inner h1{font-size:27px;}
.lf-inner .sub{color:var(--muted);font-size:14.5px;margin:8px 0 26px;}
.lf-demo{margin-top:14px;padding-top:22px;border-top:1px solid var(--line);}
.lf-demo .lbl{font-family:'Plus Jakarta Sans';font-weight:700;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);text-align:center;margin-bottom:14px;}
.demos{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;}
.demo-btn{padding:13px 10px;border-radius:13px;border:1px solid var(--line-2);background:var(--bg);text-align:center;transition:.2s;}
.demo-btn:hover{border-color:var(--brand);background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.demo-btn .di{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;margin:0 auto 8px;color:#fff;}
.demo-btn .di svg{width:18px;height:18px;}
.demo-btn b{font-family:'Plus Jakarta Sans';font-weight:700;font-size:12.5px;color:var(--ink);display:block;}
.lf-foot{text-align:center;font-size:12.5px;color:var(--muted-2);margin-top:24px;}
.lf-foot a{color:var(--brand);font-weight:600;}

@media (max-width:1100px){.g-4{grid-template-columns:repeat(2,1fr);}.g-3{grid-template-columns:1fr;}}
@media (max-width:980px){
  .login{grid-template-columns:1fr;}.login-aside{display:none;}
  :root{--sidebar-w:0px;}
  .sidebar{position:fixed;left:-290px;top:0;height:100vh;width:264px;z-index:300;transition:left .3s;box-shadow:var(--shadow);}
  .sidebar.open{left:0;}
  .app{grid-template-columns:1fr;}
  .tb-burger{display:grid;}
  .sb-overlay.show{opacity:1;pointer-events:auto;}
  table{min-width:560px;}
}
@media (max-width:680px){
  .g-2,.g-4{grid-template-columns:1fr;}
  .f-row,.demos{grid-template-columns:1fr;}
}