:root{
  --bg:#f3f5f8; --card:#fff; --ink:#1d2533; --muted:#6b7686; --line:#e3e7ee;
  --brand:#0f5c8c; --brand-2:#0b4870; --brand-soft:#e6f0f7;
  --ok:#1f8a4c; --warn:#b7791f; --bad:#c0392b;
  --radius:10px; --side:252px;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-size:14px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:20px;margin:0}
h2{font-size:15px;margin:0}
h3{font-size:13px;margin:0 0 10px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.muted{color:var(--muted)} .small{font-size:12px} .nowrap{white-space:nowrap} .grow{flex:1}

/* layout */
.layout{display:flex;min-height:100vh}
.side{width:var(--side);flex:none;background:#0d2236;color:#cfd8e3;display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}
.side a{color:#cfd8e3}
.brand{display:flex;align-items:center;gap:10px;margin:0 6px 18px;color:#fff!important;text-decoration:none!important}
.brand b{display:block;font-size:16px;letter-spacing:.06em}
.brand small{display:block;font-size:11px;opacity:.75}
.logo{width:36px;height:36px;border-radius:9px;background:linear-gradient(135deg,#1e88c9,#0f5c8c);display:grid;place-items:center;color:#fff;font-weight:700}
.side nav{margin-top:14px;display:flex;flex-direction:column;gap:2px}
.navh{font-size:11px;text-transform:uppercase;letter-spacing:.08em;opacity:.55;margin:14px 8px 4px}
.side nav a{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-radius:8px;text-decoration:none}
.side nav a:hover{background:rgba(255,255,255,.07)}
.side nav a.on{background:rgba(255,255,255,.13);color:#fff}
.count{background:#1e88c9;color:#fff;border-radius:10px;padding:1px 8px;font-size:11px}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;font-size:12px}
.sync{opacity:.8}.sync.bad{color:#ffb4a8;opacity:1}
.who-am-i{display:flex;flex-direction:column;gap:2px;opacity:.75;word-break:break-all}
.main{flex:1;min-width:0;padding:22px 28px 40px;max-width:1300px}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;font:inherit;cursor:pointer;text-decoration:none!important;white-space:nowrap}
.btn:hover{border-color:#c5ccd8;background:#fafbfc}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-2)}
.btn.ghost{background:transparent}
.side .btn.ghost{color:#cfd8e3;border-color:rgba(255,255,255,.2)}
.btn.small{padding:5px 10px;font-size:12px}
.btn.block{width:100%;justify-content:center}
input,select,textarea{font:inherit;color:inherit;border:1px solid var(--line);border-radius:8px;padding:8px 10px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
textarea{resize:vertical;line-height:1.5}
input[type=file]{border:none;padding:4px 0}
.form{display:flex;flex-direction:column;gap:12px}
.form label{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:12px;color:var(--muted)}
.form label input,.form label select,.form label textarea{font-weight:400;font-size:14px;color:var(--ink)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.row-actions input[type=file]{width:auto;margin-right:auto}
label.inline{flex-direction:row!important;align-items:center;gap:6px}
label.inline select{width:auto}
form.inline{display:inline}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;overflow:hidden}
.card.pad{padding:18px 20px}
.card-h{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.toolbar h1{margin-right:auto}
.toolbar .actions{margin-left:auto}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;border:1px solid}
.flash.ok{background:#eaf7ef;border-color:#bfe5cd;color:#17643a}
.flash.error{background:#fdecea;border-color:#f5c2bc;color:#8c2a20}
.flash.info{background:var(--brand-soft);border-color:#c3d9ea;color:var(--brand-2)}
.empty{padding:40px;text-align:center;color:var(--muted)}

/* mailbox */
.search{display:flex;gap:8px;flex:1;max-width:620px}
.list .row{display:grid;grid-template-columns:220px 1fr 90px;gap:14px;padding:11px 16px;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none!important;align-items:center}
.list .row:hover{background:#f7f9fc}
.list .row:last-child{border-bottom:none}
.list .row.unread{font-weight:600;background:#fbfdff}
.list .row.unread .who::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#1e88c9;margin-right:7px;vertical-align:middle}
.who,.subj{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.date{text-align:right;color:var(--muted);font-size:12px;font-weight:400}
.tag{background:var(--brand-soft);color:var(--brand);border-radius:5px;padding:1px 6px;font-size:11px;margin-right:6px;font-weight:600}
.pager{display:flex;gap:12px;align-items:center;justify-content:center}

/* message */
.subject{font-size:20px;margin-bottom:12px}
.hdrs{display:grid;grid-template-columns:60px 1fr;gap:4px 10px;margin:0 0 14px;font-size:13px}
.hdrs dt{color:var(--muted)} .hdrs dd{margin:0;word-break:break-word}
.atts{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.att{border:1px solid var(--line);border-radius:7px;padding:5px 10px;background:#fafbfc;font-size:12px;display:inline-block}
.mailframe{width:100%;height:65vh;border:1px solid var(--line);border-radius:8px;background:#fff;resize:vertical}
pre.body{white-space:pre-wrap;word-wrap:break-word;font-family:inherit;font-size:14px;line-height:1.55;margin:0}

/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;color:var(--ink);text-decoration:none!important}
.stat b{display:block;font-size:26px}
.stat span{color:var(--muted);font-size:12px}
.stat.warn b{color:var(--warn)} .stat.hot b{color:var(--bad)} .stat.muted b{color:var(--brand)}
a.stat:hover{border-color:var(--brand)}

/* tickets */
.filters{display:flex;gap:10px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.filters select{width:auto}.filters input{width:260px}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-right:auto}
.tabs a{padding:6px 12px;border-radius:7px;color:var(--muted);text-decoration:none}
.tabs a.on{background:var(--brand);color:#fff}
.tabs a:not(.on):hover{background:#e9edf3}
.tbl{width:100%;border-collapse:collapse}
.tbl th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);background:#fafbfc}
.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tbody tr{cursor:pointer}
.tbl tbody tr:hover{background:#f7f9fc}
.num{color:var(--muted);font-variant-numeric:tabular-nums}
.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap;background:#eef1f5;color:#4a5566}
.pill.big{font-size:13px;padding:5px 12px}
.st-abierto{background:#e3f0fb;color:#0f5c8c}
.st-en-proceso{background:#fff3dc;color:#94600f}
.st-esperando-cliente{background:#f0e9fb;color:#6a3fb0}
.st-resuelto{background:#e4f5ea;color:#1f7a45}
.st-cerrado{background:#eceff3;color:#5b6676}
.pr-baja{background:#f1f3f6;color:#6b7686}
.pr-normal{background:#eef4f9;color:#3f6a8e}
.pr-alta{background:#fdebd8;color:#a8540c}
.pr-urgente{background:#fbe0dd;color:#b02a1c}

.ticket-grid{display:grid;grid-template-columns:1fr 290px;gap:18px;align-items:start}
.msg{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;margin-bottom:12px;border-left:4px solid #9fb3c8}
.msg.in{border-left-color:#1e88c9}
.msg.out{border-left-color:var(--ok);background:#fbfefc}
.msg.note{border-left-color:var(--warn);background:#fffbf1}
.msg header{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;font-size:13px;flex-wrap:wrap}
.msg header .who{font-weight:600}
.msg details{margin-top:10px}
.msg summary{cursor:pointer;color:var(--brand);font-size:12px}
.reply .tabs{margin-bottom:10px}
.events{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;font-size:13px;max-height:340px;overflow:auto}

/* login */
.login-body{display:grid;place-items:center;min-height:100vh;background:linear-gradient(160deg,#0d2236,#0f5c8c)}
.login{width:340px;padding:28px;display:flex;flex-direction:column;gap:14px}
.login label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);font-weight:600}
.brand.big{color:var(--ink)!important;margin:0 0 6px}
.brand.big small{color:var(--muted)}

@media (max-width: 900px){
  .layout{flex-direction:column}
  .side{width:auto;height:auto;position:static}
  .ticket-grid{grid-template-columns:1fr}
  .list .row{grid-template-columns:1fr 70px}
  .list .row .who{grid-column:1/-1}
  .main{padding:16px}
  .two{grid-template-columns:1fr}
}

/* ---------- indicador de carga ---------- */
.loader{position:fixed;inset:0 0 auto 0;z-index:1000;pointer-events:none;opacity:0;transition:opacity .15s}
.loader.on{opacity:1}
.loader-bar{height:3px;background:linear-gradient(90deg,transparent,#1e88c9,#56b4ef,#1e88c9,transparent);background-size:200% 100%;animation:barra 1s linear infinite}
.loader-pill{position:fixed;top:14px;left:50%;transform:translateX(-50%);background:#0d2236;color:#fff;padding:8px 16px;border-radius:20px;display:flex;align-items:center;gap:10px;font-size:13px;box-shadow:0 6px 20px rgba(0,0,0,.18)}
.loader.on ~ .layout{cursor:progress}
@keyframes barra{from{background-position:200% 0}to{background-position:0 0}}
.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;display:inline-block;animation:gira .7s linear infinite;flex:none}
.spinner.sm{width:12px;height:12px;border-color:rgba(0,0,0,.15);border-top-color:currentColor;vertical-align:-2px}
.btn.primary .spinner.sm{border-color:rgba(255,255,255,.35);border-top-color:#fff}
@keyframes gira{to{transform:rotate(360deg)}}
button:disabled,button.ocupado{opacity:.75;cursor:progress}

/* ---------- contadores bandejas ---------- */
.badge2{display:inline-flex;align-items:baseline;gap:1px;background:rgba(255,255,255,.08);border-radius:10px;padding:1px 8px;font-size:11px}
.badge2 b{color:#fff;background:#1e88c9;border-radius:8px;padding:0 6px;margin-right:2px}
.badge2 b.zero{background:transparent;color:#cfd8e3;opacity:.7;padding:0}
.badge2 i{font-style:normal;opacity:.7}
.kpi{background:#fff;border:1px solid var(--line);border-radius:20px;padding:5px 12px;font-size:12px;color:var(--muted)}
.kpi b{color:var(--ink);font-size:14px;margin-right:3px}
.kpi.hot b{color:#1e88c9}
.who-am-i a.on{color:#fff;font-weight:600}

/* ---------- filtros ---------- */
.filterbar{display:flex;flex-direction:column;gap:10px;padding:14px 16px}
.f-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.f-row input[type=date]{width:auto;padding:6px 8px}
.f-row .grow{flex:1;min-width:240px}
.f-row label.inline{display:flex;align-items:center;gap:6px;color:var(--muted);white-space:nowrap}
.f-row label.inline input[type=checkbox]{width:auto}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);border-radius:16px;padding:4px 11px;font-size:12px;color:var(--ink);background:#fff;text-decoration:none!important}
.chip:hover{border-color:var(--brand)}
.chip.on{background:var(--brand);border-color:var(--brand);color:#fff}
.resultado{margin:-6px 2px 8px}

/* ---------- tabla de correos: encabezado fijo y orden ---------- */
.card.table-wrap{overflow:visible}
.tbl thead th{position:sticky;top:0;z-index:5;background:#f4f6f9;box-shadow:inset 0 -1px 0 var(--line)}
.card.table-wrap .tbl thead th:first-child{border-top-left-radius:var(--radius)}
.card.table-wrap .tbl thead th:last-child{border-top-right-radius:var(--radius)}
.sortable th[data-sort]{cursor:pointer;user-select:none;white-space:nowrap}
.sortable th[data-sort]:hover{color:var(--ink)}
.sortable th[data-sort]::after{content:"⇅";opacity:.3;margin-left:5px;font-size:10px}
.sortable th.sorted.asc::after{content:"▲";opacity:.9}
.sortable th.sorted.desc::after{content:"▼";opacity:.9}
.mailtbl td{padding:9px 12px;vertical-align:middle}
.mailtbl tbody tr{cursor:pointer}
.mailtbl tbody tr.unread td{font-weight:600;background:#fbfdff}
.mailtbl .c-dot{width:28px;text-align:center;padding-right:0}
.mailtbl .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#1e88c9}
.mailtbl .who{max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mailtbl .c-subj a{color:var(--ink)}
.mailtbl .c-size{width:80px;text-align:right}
.mailtbl .c-date{width:110px;text-align:right}
.mailtbl th.c-size,.mailtbl th.c-date{text-align:right}
.clip{margin-left:6px;font-size:12px;opacity:.7}

/* ---------- administración ---------- */
.admin-grid{display:grid;grid-template-columns:1fr 360px;gap:18px;align-items:start}
.btn.danger{background:#fff;border-color:#f0b9b2;color:var(--bad)}
.btn.danger:hover{background:#fdecea}
.pill.rol-admin{background:#e8e3fb;color:#5a3fb0}
.pill.rol-agente{background:#eef4f9;color:#3f6a8e}
label.check{flex-direction:row!important;align-items:center;gap:8px;margin-top:22px;color:var(--ink)!important}
label.check input{width:auto}
.firma-preview{background:#fafbfc;border:1px dashed var(--line);border-radius:8px;padding:12px;font-size:13px}
@media (max-width: 900px){.admin-grid{grid-template-columns:1fr}}

/* ---------- perfiles y configuración ---------- */
.pill.rol-emisor{background:#e3f0fb;color:#0f5c8c}
.pill.rol-lector{background:#eef1f5;color:#5b6676}
.roles-info p{margin:0 0 8px;font-size:13px}
.roles-info .pill{min-width:100px;text-align:center;margin-right:6px}
.readonly-note{border:1px dashed rgba(255,255,255,.25);border-radius:8px;padding:8px 10px;text-align:center;font-size:12px;opacity:.85}
.readonly-box{color:var(--muted);text-align:center}
.rol-mini{font-size:10px;text-transform:uppercase;letter-spacing:.05em;opacity:.6}
.hdrs.props{grid-template-columns:150px 1fr;row-gap:10px;align-items:center}
.cuenta-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.cuenta-grid .card{margin-bottom:0}
.cuenta-save{grid-column:1/-1;display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.hint{font-weight:400;line-height:1.4}
.estado-cuenta{margin-top:16px}
@media (max-width: 900px){.cuenta-grid{grid-template-columns:1fr}}

/* ---------- encabezado y tarjeta de usuario del menú ---------- */
.brand{margin-bottom:6px!important}
.cuenta-top{color:#fff;font-weight:700;font-size:13px;margin:4px 6px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-sep{border:0;border-top:1px solid rgba(255,255,255,.12);margin:14px 4px 14px}
.user-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:8px}
.user-main{display:flex;gap:10px;align-items:center;text-decoration:none!important;color:#cfd8e3}
.user-main:hover b,.user-main.on b{color:#fff;text-decoration:underline}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#1e88c9,#0f5c8c);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.user-txt{display:flex;flex-direction:column;min-width:0}
.user-txt b{color:#fff;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-txt small{font-size:11px;opacity:.75;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-foot{display:flex;justify-content:space-between;align-items:center}
.user-foot .pill{font-size:11px;padding:1px 8px}
.side .pill.rol-admin{background:#4b3a8f;color:#e8e3fb}
.side .pill.rol-emisor{background:#164a70;color:#cfe6f7}
.side .pill.rol-lector{background:#3a4656;color:#dfe5ec}
.salir{font-size:12px;opacity:.8}
.salir:hover{opacity:1}
.firma-box{background:#fff;border:1px dashed var(--line);border-radius:8px;padding:14px;overflow-x:auto}
.logo-row{display:flex;gap:14px;align-items:center}
.logo-actual{height:50px;width:auto;border:1px solid var(--line);border-radius:6px;padding:4px;background:#fff}