/* ===== Tema CLARO (por defecto) ===== */
:root{
  --bg:#eef2fa; --panel:#ffffff; --panel-2:#f1f4fb; --line:#dbe3f2;
  --text:#131c33; --muted:#5a6b8c; --accent:#0d24fe; --brand:#0d24fe; --accent-hi:#3346ff;
  --ok:#16a34a; --danger:#dc2626; --radius:14px; --shadow:0 8px 24px rgba(20,40,120,.10);
  --login-bg:radial-gradient(130% 120% at 50% -10%, #dbe3ff 0%, #eef2fa 55%);
  --chip-bg:transparent; --chip-shadow:none;
  --chart-text:#131c33; --chart-muted:#5a6b8c;
}
/* ===== Tema OSCURO (override) ===== */
:root[data-theme="dark"]{
  --bg:#0b1020; --panel:#141a2b; --panel-2:#1b2338; --line:#283350;
  --text:#e9edf6; --muted:#93a1c0; --accent:#2c40ff; --brand:#0d24fe; --accent-hi:#5468ff;
  --ok:#2fbf71; --danger:#e0311a; --shadow:0 8px 28px rgba(3,8,30,.5);
  --login-bg:radial-gradient(130% 120% at 50% -10%, #12245e 0%, #0d24fe22 22%, var(--bg) 62%);
  --chip-bg:#fff; --chip-shadow:0 4px 14px rgba(13,36,254,.25);
  --chart-text:#e9edf6; --chart-muted:#93a1c0;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--text);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-text-size-adjust:100%}
.hidden{display:none!important}
.muted{color:var(--muted)}
.error{color:var(--danger)}

/* Botones (grandes, táctiles) */
.btn{appearance:none;border:1px solid var(--line);background:var(--panel-2);color:var(--text);
  padding:12px 18px;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;min-height:48px}
.btn:active{transform:translateY(1px)}
.btn-lg{padding:16px 22px;font-size:18px;width:100%}
.btn-primary{background:var(--accent);color:#fff;border-color:transparent}
.btn-primary:hover{background:var(--accent-hi)}
.btn-ghost{background:transparent}
.btn-ok{background:var(--ok);color:#fff;border-color:transparent}
.btn-danger{background:var(--danger);color:#fff;border-color:transparent}

/* Login */
.login{min-height:100%;display:grid;place-items:center;padding:24px;background:var(--login-bg)}
.login-card{width:min(420px,100%);background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;display:flex;flex-direction:column;gap:16px}
.brand{text-align:center;margin-bottom:8px}
/* Chip para el logo (azul sobre transparente): blanco en oscuro, transparente en claro */
.logo-chip{display:inline-flex;background:var(--chip-bg);border-radius:12px;padding:12px 18px;box-shadow:var(--chip-shadow)}
.logo-chip img{height:34px;display:block}
.brand small{display:block;color:var(--muted);letter-spacing:1px;margin-top:10px}
.topbar-logo{height:26px;display:block}
.topbar-logo-chip{display:inline-flex;background:var(--chip-bg);border-radius:8px;padding:5px 10px}
.login-card label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.login-card input{background:var(--panel-2);border:1px solid var(--line);border-radius:12px;
  padding:14px;color:var(--text);font-size:17px;min-height:50px}
.login-card input:focus{outline:2px solid var(--accent);border-color:transparent}

/* Topbar */
.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;
  padding:12px 18px;background:var(--panel);border-bottom:1px solid var(--line)}
.topbar-brand{font-weight:800;letter-spacing:1px}
.topbar-user{display:flex;align-items:center;gap:12px}
.btn-theme{min-height:40px;padding:8px 12px;font-size:18px;line-height:1;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;cursor:pointer;color:var(--text)}
.btn-theme:active{transform:translateY(1px)}

/* Main */
.main{padding:20px 18px}
.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.section-head h1{margin:0;font-size:22px}

/* Cards campañas */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;
  display:flex;flex-direction:column;gap:8px;box-shadow:var(--shadow)}
.card h3{margin:0;font-size:18px}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;width:fit-content}
.badge.setup{background:rgba(13,36,254,.12);color:var(--accent)}
.badge.activa{background:rgba(22,163,74,.16);color:var(--ok)}
.badge.cerrada{background:rgba(220,38,38,.14);color:var(--danger)}

/* Formularios */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:820px}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.form-grid .col2{grid-column:1/-1}
.form-grid input,.form-grid select{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:12px;color:var(--text);font-size:16px;min-height:46px}
.form-grid input:focus,.form-grid select:focus{outline:2px solid var(--accent);border-color:transparent}
.form-grid .chk{flex-direction:row;align-items:center;gap:10px;color:var(--text)}
.form-grid .chk input{width:22px;height:22px;min-height:0}
.subgrid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;background:var(--panel);padding:14px;border-radius:12px;border:1px solid var(--line)}
.ok{color:var(--ok)}

/* Tabs */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin:8px 0 18px}
.tab{background:transparent;border:none;color:var(--muted);padding:12px 18px;font-size:16px;font-weight:600;cursor:pointer;border-bottom:3px solid transparent;min-height:48px}
.tab.active{color:var(--text);border-bottom-color:var(--accent)}

/* Votación */
.vote-controls{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:18px}
.vote-controls .btn-lg{width:auto;min-width:260px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px 18px;text-align:center;min-width:120px}
.stat-num{display:block;font-size:30px;font-weight:800;color:var(--accent)}
.stat small{color:var(--muted)}
.live-toggle{margin-left:auto;color:var(--muted);display:flex;align-items:center;gap:8px}
.live-toggle input{width:20px;height:20px}
.vote-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.chart-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px;min-height:380px}
#grafica{width:100%;height:380px}
.rank-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:6px;overflow:auto}
.vote-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}

/* Tablas */
.rank-table{width:100%;border-collapse:collapse;font-size:16px}
.rank-table th{text-align:left;color:var(--muted);font-weight:600;padding:12px 10px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel)}
.rank-table td{padding:12px 10px;border-bottom:1px solid var(--line)}
.rank-table tbody tr:nth-child(1) td{background:rgba(44,64,255,.12)}
.pill{padding:6px 14px;border-radius:999px;font-weight:700;font-size:13px}
.pill.on{background:rgba(22,163,74,.16);color:var(--ok)}
.pill.off{background:rgba(220,38,38,.14);color:var(--danger)}

.estado-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}

/* Modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50;padding:20px}
.modal-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;width:min(460px,100%);box-shadow:var(--shadow)}
.modal-card h3{margin:0 0 16px}
.modal-card form{display:flex;flex-direction:column;gap:12px}
.modal-card label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.modal-card input{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:12px;color:var(--text);font-size:16px;min-height:46px}
.modal-card .chk{flex-direction:row;align-items:center;gap:10px;color:var(--text)}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}

/* Jurado (tablet) */
.jur-list{display:flex;flex-direction:column;gap:12px;max-width:820px;margin:0 auto}
.jur-item{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;box-shadow:var(--shadow)}
.jur-item .who{display:flex;flex-direction:column;gap:2px;min-width:0}
.jur-item .who b{font-size:18px}
.jur-item .who small{color:var(--muted)}
.stepper{display:flex;align-items:center;gap:14px;flex:none}
.stepper button{width:56px;height:56px;border-radius:14px;border:1px solid var(--line);background:var(--panel-2);color:var(--text);font-size:28px;font-weight:800;cursor:pointer;line-height:1}
.stepper button:active{transform:translateY(1px)}
.stepper .val{min-width:56px;text-align:center;font-size:30px;font-weight:800;color:var(--accent)}
.jur-bar{position:sticky;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:820px;margin:16px auto 0;padding:14px 18px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.jur-bar .btn-lg{width:auto;min-width:240px}

/* Sorteo */
.sorteo-result{margin:6px 0 14px;padding:16px;border-radius:12px;background:rgba(13,36,254,.10);text-align:center}
.sorteo-win{font-size:16px;color:var(--text)}
.sorteo-win b{display:block;font-size:26px;color:var(--accent);margin:6px 0;letter-spacing:1px}
.sorteo-win small{display:block;color:var(--muted)}
#sorteo-hist{max-height:260px;overflow:auto}

/* Responsive tablet/móvil */
@media(min-width:1024px){ .main{padding:28px 18px} }
@media(max-width:900px){ .vote-grid{grid-template-columns:1fr} .form-grid{grid-template-columns:1fr} .subgrid{grid-template-columns:1fr} }