:root{
  --navy:#0a1a3f;--blue:#0b5aa8;--sky:#0b7bc1;--gold:#f4b400;--red:#d8263c;--green:#16a34a;
  --bg:#f4f6fb;--card:#fff;--ink:#14213d;--mute:#5b6785;--line:rgba(10,26,63,.12);
  --r:16px;--sh:0 10px 30px rgba(10,26,63,.10);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background-image:linear-gradient(rgba(10,26,63,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(10,26,63,.035) 1px,transparent 1px);background-size:32px 32px}
button,input,select{font:inherit;color:inherit}
h2{margin:0 0 4px;font-size:1.35rem;color:var(--navy)}
h3{margin:0 0 10px;font-size:1.02rem;color:var(--navy)}
p{margin:0 0 10px}
.mute{color:var(--mute);font-size:.88rem}

/* cabecera */
.top{position:sticky;top:0;z-index:20;background:linear-gradient(90deg,#0a1a3f,#12306b);color:#fff;box-shadow:0 6px 24px rgba(10,26,63,.35)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px 6px;max-width:1280px;margin:0 auto}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.logo{flex:0 0 38px;height:38px;border-radius:11px;background:#fff1c2 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Cpath d='M14 20h36M14 32h36M14 44h22' stroke='%230a1a3f' stroke-width='6' stroke-linecap='round'/%3E%3C/svg%3E") center/70% no-repeat}
.brand b{display:block;font-size:1.02rem;letter-spacing:.01em}
.school{display:block;width:min(420px,60vw);border:0;border-bottom:1px dashed rgba(255,255,255,.4);background:transparent;color:#cfe1ff;padding:1px 0;font-size:.86rem}
.school:focus{outline:none;border-bottom-color:var(--gold);color:#fff}
.saved{font-size:.78rem;color:#7dffb0;opacity:0;transition:opacity .4s;white-space:nowrap}
.saved.on{opacity:1}
.tabs{display:flex;gap:6px;overflow-x:auto;padding:6px 18px 12px;max-width:1280px;margin:0 auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#d8e6ff;padding:8px 16px;border-radius:999px;cursor:pointer;font-weight:600;font-size:.9rem;transition:background .2s,transform .2s}
.tab:hover{background:rgba(255,255,255,.16)}
.tab.on{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.tab i{font-style:normal;opacity:.7;margin-right:6px}

main{max-width:1280px;margin:0 auto;padding:22px 18px 60px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:18px;margin-bottom:18px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
@media(max-width:980px){.grid3{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}}

/* controles */
input[type=text],input[type=number],input[type=time],select,textarea{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid var(--sky);outline-offset:1px}
textarea{width:100%;resize:vertical}
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid transparent;border-radius:12px;padding:9px 15px;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover,.btn:focus-visible{transform:translateY(-2px);box-shadow:0 8px 18px rgba(11,90,168,.35);outline:none}
.btn.gold{background:linear-gradient(135deg,#ffd84d,var(--gold));color:var(--navy)}
.btn.ghost{background:#fff;color:var(--navy);border-color:var(--line)}
.btn.red{background:linear-gradient(135deg,#ef4458,var(--red))}
.btn.sm{padding:5px 10px;font-size:.82rem;border-radius:9px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.x{border:0;background:transparent;color:var(--red);cursor:pointer;font-size:1.1rem;line-height:1;padding:4px 7px;border-radius:8px}
.x:hover{background:rgba(216,38,60,.1)}
.chk{display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;background:#e8f0fb;color:var(--blue);font-size:.76rem;font-weight:700}
.pill.ok{background:#dcfce7;color:#166534}.pill.warn{background:#fef3c7;color:#92400e}.pill.bad{background:#fee2e2;color:#991b1b}

/* listas */
.list{display:grid;gap:7px;max-height:420px;overflow:auto;margin-top:12px}
.item{display:flex;align-items:center;gap:8px;padding:6px 8px;border:1px solid var(--line);border-radius:11px;background:#fbfcff}
.item input[type=text]{flex:1;border-color:transparent;background:transparent;padding:5px 6px}
.item input[type=text]:hover{border-color:var(--line)}
.item input[type=color]{width:30px;height:30px;border:0;padding:0;background:none;cursor:pointer}
.item input[type=number]{width:62px;padding:5px 6px}

/* tablas de datos */
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th{position:sticky;top:0;background:#eef3fb;color:var(--navy);text-align:left;padding:8px 10px;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
.tbl td{padding:6px 10px;border-top:1px solid var(--line)}
.tbl input[type=number]{width:70px}
.scroll{overflow:auto;max-height:520px;border:1px solid var(--line);border-radius:12px}
.checks{display:flex;flex-wrap:wrap;gap:6px 14px;margin:8px 0}

/* avisos */
.notes{display:grid;gap:7px;margin-top:10px}
.note{padding:9px 12px;border-radius:11px;font-size:.88rem;border:1px solid}
.note.error{background:#fff1f2;border-color:#fecdd3;color:#9f1239}
.note.warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
.note.good{background:#f0fdf4;border-color:#bbf7d0;color:#166534}

/* horario */
.tt-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
.tt{width:100%;border-collapse:separate;border-spacing:0;min-width:640px}
.tt th{background:var(--navy);color:#fff;padding:9px 6px;font-size:.85rem;position:sticky;top:0;z-index:1}
.tt th:first-child{border-top-left-radius:13px}.tt th:last-child{border-top-right-radius:13px}
.tt td.h{background:#eef3fb;color:var(--navy);font-weight:700;font-size:.8rem;text-align:center;padding:4px 8px;white-space:nowrap;width:92px}
.tt td.h small{display:block;font-weight:500;color:var(--mute);font-size:.72rem}
.tt td{border-top:1px solid var(--line);border-left:1px solid var(--line);padding:3px;height:62px;vertical-align:middle}
.tt tr.brk td{height:30px;background:repeating-linear-gradient(45deg,#f6f1df,#f6f1df 8px,#fbf7e8 8px,#fbf7e8 16px);color:#8a6d00;text-align:center;font-size:.8rem;font-weight:700}
.cell{height:100%;min-height:54px;border-radius:9px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:box-shadow .15s,transform .15s;position:relative}
.cell:hover{box-shadow:0 0 0 2px var(--sky)}
.cell.empty{background:#f8fafc;border:1px dashed var(--line);color:#a0abc3;font-size:1.2rem}
.cell.sel{box-shadow:0 0 0 3px var(--gold),0 6px 16px rgba(0,0,0,.25);transform:scale(1.03);z-index:2}
.cell.bad{outline:3px solid var(--red);outline-offset:-3px}
.blk{width:100%;height:100%;border-radius:9px;padding:5px 7px;display:flex;flex-direction:column;justify-content:center;text-align:left;line-height:1.2;overflow:hidden}
.blk b{font-size:.84rem}.blk span{font-size:.74rem;opacity:.92}
.lock{position:absolute;right:3px;top:1px;font-size:.7rem}
.legend{display:flex;gap:6px 14px;flex-wrap:wrap;margin-top:10px;font-size:.8rem;color:var(--mute)}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.panel{display:flex;gap:10px;flex-wrap:wrap;align-items:center;background:#fffbe6;border:1px solid #fde68a;border-radius:12px;padding:10px 12px;margin-top:12px}
.panel select{max-width:100%}
.stat{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 2px}
.stat .pill{font-size:.82rem;padding:4px 11px}

/* modal / aviso */
.modal{position:fixed;inset:0;z-index:50;background:rgba(4,12,32,.6);display:flex;align-items:center;justify-content:center;padding:16px}
.modal[hidden]{display:none}
.modal .box{background:#fff;border-radius:18px;padding:20px;max-width:min(760px,100%);max-height:92vh;overflow:auto;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.av{border-collapse:separate;border-spacing:4px}
.av td{width:64px;height:38px;border-radius:8px;text-align:center;cursor:pointer;background:#dcfce7;color:#166534;font-size:.78rem;font-weight:700;user-select:none}
.av td.no{background:#fee2e2;color:#991b1b}
.av th{font-size:.78rem;color:var(--navy)}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,30px);background:var(--navy);color:#fff;padding:11px 18px;border-radius:12px;opacity:0;transition:.3s;z-index:60;pointer-events:none;max-width:90vw}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* impresión */
#printArea{display:none}
@media print{
  @page{size:landscape;margin:10mm}
  body{background:#fff}
  body>*:not(#printArea){display:none!important}
  #printArea{display:block}
  .pp{page-break-after:always;break-after:page}
  .pp:last-child{page-break-after:auto;break-after:auto}
  .pp h1{font-size:18pt;margin:0;color:#0a1a3f}
  .pp .sub{color:#444;margin:0 0 8px;font-size:10pt}
  .pp table{width:100%;border-collapse:collapse;table-layout:fixed}
  .pp th{background:#0a1a3f!important;color:#fff!important;padding:6px;font-size:10pt;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .pp td{border:1px solid #b6bfd2;padding:3px;height:15mm;font-size:9pt;vertical-align:middle;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .pp td.h{width:24mm;background:#eef3fb!important;text-align:center;font-weight:700}
  .pp td.brk{height:7mm;background:#f6f1df!important;text-align:center;font-weight:700;color:#8a6d00}
  .pp .blk{border-radius:4px;padding:3px 5px;height:auto;display:block}
}

/* dimensiones */
.dot{display:inline-block;width:11px;height:11px;border-radius:50%;vertical-align:-1px;margin-right:4px}
.item.wrap{flex-wrap:wrap}
.item select{max-width:100%;padding:5px 8px;font-size:.84rem}
.item.wrap input[type=text]{flex:1 1 130px}

/* candado */
body.locked>*:not(#gate){display:none!important}
.lockbtn{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#d8e6ff;border-radius:999px;padding:5px 12px;font-size:.8rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .2s}
.lockbtn:hover{background:rgba(255,255,255,.2)}
.top-in{flex-wrap:nowrap}
#gate{position:fixed;inset:0;z-index:999;display:grid;place-items:center;padding:20px;background:radial-gradient(900px 500px at 70% 0%,#1d4fa8 0,transparent 60%),linear-gradient(160deg,#0a1a3f,#071230)}
.gate-card{width:min(380px,100%);background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:22px;padding:30px 26px;text-align:center;color:#fff;box-shadow:0 30px 70px rgba(0,0,0,.45);animation:gin .5s cubic-bezier(.2,.8,.2,1)}
.gate-card h1{margin:12px 0 6px;font-size:1.35rem}
.gate-card p{color:#cfe1ff;font-size:.92rem}
.gate-logo{display:inline-block;width:54px;height:54px;border-radius:16px;background:#fff1c2 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Cpath d='M14 20h36M14 32h36M14 44h22' stroke='%230a1a3f' stroke-width='6' stroke-linecap='round'/%3E%3C/svg%3E") center/70% no-repeat;box-shadow:0 0 0 6px rgba(244,180,0,.18)}
.gate-in{display:flex;align-items:center;background:#fff;border-radius:12px;margin:16px 0 12px;padding-right:6px}
.gate-in input{flex:1;border:0;background:transparent;padding:12px 14px;color:var(--ink);font-size:1rem;min-width:0;letter-spacing:.08em}
.gate-in input:focus{outline:none}
.gate-in:focus-within{outline:2px solid var(--gold)}
.gate-in button{border:0;background:transparent;cursor:pointer;font-size:1.1rem;padding:6px 8px;opacity:.6}
.gate-in button:hover{opacity:1}
.gate-go{width:100%;justify-content:center;padding:12px}
.gate-msg{min-height:1.3em;margin:12px 0 0;color:#ffb4bd!important;font-weight:600}
.gate-card.shake{animation:gsh .4s}
@keyframes gin{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
@keyframes gsh{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
@media(prefers-reduced-motion:reduce){.gate-card,.gate-card.shake{animation:none}}
@media print{#gate,.lockbtn{display:none!important}}