:root {
  --navy: #1f2440;
  --navy-2: #2a3052;
  --navy-3: #363d66;
  --page: #f4f5f9;
  --card: #ffffff;
  --ink: #232842;
  --ink-2: #5d6482;
  --ink-3: #8a90aa;
  --line: #e3e5ee;
  --primary: #d6365a;
  --primary-dark: #b92a4b;
  --teal: #12877a;
  --teal-dark: #0d6f64;
  --blue: #2a78d6;
  --orange: #eb6834;
  --ok: #12877a;
  --warn: #9a6400;
  --off: #7c829c;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; margin: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14.5px; color: var(--ink); background: var(--page);
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--primary-dark); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.boot { padding: 48px; text-align: center; color: var(--ink-2); }

/* --- Estructura --- */

.shell { display: grid; grid-template-columns: 240px minmax(0, 1fr); grid-template-rows: 60px minmax(0, 1fr); min-height: 100vh; }
.topbar {
  grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 20px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.brand-logo { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; color: #fff; background: linear-gradient(135deg, #6c8cff, #9a6cff); }
.brand small { font-size: 12px; font-weight: 600; color: var(--ink-3); letter-spacing: .04em; text-transform: uppercase; }
.user { display: flex; align-items: center; gap: 10px; }
.user-name { font-weight: 600; }
.avatar { width: 34px; height: 34px; border-radius: 50%; object-fit: cover; display: inline-grid; place-items: center; background: var(--navy-3); color: #fff; font-weight: 700; flex: none; }
.avatar.sm { width: 28px; height: 28px; font-size: 12px; }
.menu-btn { display: none; }

.sidebar { display: flex; flex-direction: column; background: var(--navy); color: #dfe2f1; min-height: 0; }
.channel-pick { padding: 20px 16px; background: var(--navy-2); display: grid; gap: 10px; justify-items: center; text-align: center; }
.channel-icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; font-size: 22px; font-weight: 700; color: #fff; background: linear-gradient(135deg, var(--primary), #f0825a); }
.channel-pick select { width: 100%; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--navy-3); background: var(--navy); color: #fff; }
.nav { display: grid; padding: 12px 0; }
.nav a {
  display: flex; align-items: center; gap: 12px; padding: 11px 20px; color: #c9cde2; text-decoration: none;
  border-right: 3px solid transparent;
}
.nav a:hover { background: var(--navy-2); color: #fff; }
.nav a[aria-current="page"] { background: var(--navy-3); color: #fff; border-right-color: var(--primary); }
.nav svg { flex: none; opacity: .85; }
.nav .count { margin-left: auto; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; color: #fff; background: var(--primary); }
.side-actions { margin-top: auto; padding: 16px; display: grid; gap: 8px; }
.side-foot { padding: 0 16px 16px; font-size: 12px; color: #8f95b5; }

.main { min-width: 0; padding: 24px 28px 48px; background: var(--card); }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-bottom: 16px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.page-head h1 { margin: 0; font-size: 26px; font-weight: 400; letter-spacing: -.01em; }
h2 { margin: 0 0 4px; font-size: 22px; font-weight: 400; }
.lead { margin: 0 0 18px; color: var(--ink-2); }
.section { margin-bottom: 32px; }

/* --- Controles --- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 9px 16px;
  border: 0; border-radius: 6px; font-weight: 600; color: #fff; background: var(--primary);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, .18); text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--primary-dark); }
.btn.teal { background: var(--teal); }
.btn.teal:hover { background: var(--teal-dark); }
.btn.plain { background: var(--card); color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn.plain:hover { background: var(--page); }
.btn.block { width: 100%; justify-content: flex-start; }
.btn:disabled { opacity: .45; cursor: default; }
.btn.sm { padding: 5px 10px; font-size: 13px; }
.link-btn { padding: 0; border: 0; background: none; color: var(--ink-2); text-decoration: underline; }
.link-btn:hover { color: var(--primary-dark); }
.link-btn.danger:hover { color: var(--primary); }

.field { display: grid; gap: 6px; margin-bottom: 18px; max-width: 460px; }
.field > span, .field > label { font-weight: 600; }
.field small { color: var(--ink-2); }
input[type="text"], input[type="url"], input[type="email"], input[type="number"], input[type="search"], textarea, select {
  width: 100%; padding: 9px 11px; border: 1px solid #cfd3e2; border-radius: 6px; background: #fff;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(18, 135, 122, .18); }
textarea { min-height: 110px; resize: vertical; }
.inline { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.inline input[type="number"] { width: 100px; }
.switch { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.switch input { width: 18px; height: 18px; accent-color: var(--teal); }
.color-row { display: flex; align-items: center; gap: 10px; }
.color-row input[type="color"] { width: 46px; height: 36px; padding: 2px; border: 1px solid #cfd3e2; border-radius: 6px; background: #fff; }
.color-row code { min-width: 70px; color: var(--ink-2); }

.tabs { display: flex; gap: 4px; margin: 0 0 22px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs button { padding: 10px 18px; border: 1px solid transparent; border-bottom: 0; border-radius: 6px 6px 0 0; background: none; color: var(--ink-2); margin-bottom: -1px; }
.tabs button[aria-selected="true"] { color: var(--primary-dark); font-weight: 600; background: var(--card); border-color: var(--line); }
.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar select, .toolbar input[type="search"] { width: auto; }
.toolbar .grow { flex: 1; min-width: 160px; }

/* --- Tablas --- */

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 12px 14px; font-weight: 700; color: var(--ink-2); border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 12px 14px; vertical-align: top; }
tbody tr:nth-child(even) { background: #f6f7fb; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.who { display: flex; align-items: center; gap: 10px; min-width: 150px; }
.who small { display: block; color: var(--ink-3); }
.msg-text { max-width: 460px; overflow-wrap: anywhere; white-space: pre-wrap; }
.row-actions { display: flex; gap: 12px; flex-wrap: wrap; white-space: nowrap; }
.empty { padding: 40px 16px; text-align: center; color: var(--ink-2); }
.pill { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 700; color: #fff; white-space: nowrap; }
.pill.on, .pill.approved { background: var(--ok); }
.pill.off, .pill.deleted { background: var(--off); }
.pill.pending { background: var(--warn); }
.pill.banned { background: var(--primary); }
.pager { display: flex; align-items: center; justify-content: flex-end; gap: 6px; margin-top: 16px; color: var(--ink-2); }
.pager button { min-width: 34px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
.pager button[aria-current="page"] { color: #fff; background: var(--primary); border-color: var(--primary); font-weight: 700; }
.pager button:disabled { opacity: .4; cursor: default; }

/* --- Resumen --- */

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin-bottom: 26px; }
.stat { padding-left: 12px; border-left: 3px solid var(--ink-3); }
.stat:nth-child(1) { border-color: var(--primary); }
.stat:nth-child(2) { border-color: var(--teal); }
.stat:nth-child(3) { border-color: var(--blue); }
.stat:nth-child(4) { border-color: var(--orange); }
.stat b { display: block; font-size: 30px; font-weight: 500; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat span { color: var(--ink-2); font-size: 13.5px; }

.chart-card { margin-bottom: 30px; }
.chart { overflow-x: auto; }
.chart-inner { position: relative; min-width: 540px; }
.chart-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.chart-head h3 { margin: 0; font-size: 16px; font-weight: 600; }
.legend { display: flex; gap: 16px; color: var(--ink-2); font-size: 13px; }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { font-size: 12px; fill: var(--ink-3); }
.chart .grid { stroke: var(--line); stroke-dasharray: 3 4; }
.chart .axis { stroke: #c7cbdb; }
.tip {
  position: absolute; pointer-events: none; padding: 8px 10px; border-radius: 8px; font-size: 13px; line-height: 1.5;
  background: var(--navy); color: #fff; box-shadow: 0 8px 22px rgba(31, 36, 64, .3); white-space: nowrap; z-index: 2;
}
.tip i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }

.donuts { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; margin-bottom: 28px; }
.donut { text-align: center; }
.donut h3 { margin: 0 0 12px; font-size: 14.5px; font-weight: 700; }
.donut svg { width: 170px; height: 170px; }
.donut .big { font-size: 40px; font-weight: 300; fill: var(--ink); }
.donut .unit { font-size: 16px; fill: var(--ink-2); }
.donut p { margin: 8px 0 0; color: var(--ink-2); font-size: 13.5px; }

.bars { display: grid; gap: 8px; max-width: 760px; }
.bar-row { display: grid; grid-template-columns: 150px minmax(0, 1fr) 48px; align-items: center; gap: 12px; padding: 4px 8px 4px 14px; background: #f6f7fb; border-radius: 6px; }
.bar-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { height: 26px; }
.bar-fill { height: 100%; min-width: 4px; border-radius: 0 4px 4px 0; background: var(--primary); }
.bar-row b { text-align: right; font-variant-numeric: tabular-nums; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 28px; }
.card { padding: 18px; border: 1px solid var(--line); border-radius: 10px; display: grid; gap: 10px; align-content: start; }
.card h3 { margin: 0; font-size: 16px; }
.card p { margin: 0; color: var(--ink-2); }
.card .btn { justify-self: start; }

.split { display: grid; grid-template-columns: minmax(260px, 420px) minmax(0, 1fr); gap: 32px; align-items: start; }
.preview { padding-left: 32px; border-left: 1px solid var(--line); }
.preview iframe { display: block; max-width: 100%; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 30px rgba(31, 36, 64, .15); }
.preview p { color: var(--ink-2); margin: 0 0 10px; }
.code { display: block; padding: 12px 14px; border-radius: 8px; background: var(--navy); color: #e6e9f7; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; white-space: pre-wrap; overflow-wrap: anywhere; }
.danger-zone { margin-top: 36px; padding: 16px; border: 1px solid #f0c4cd; border-radius: 10px; max-width: 460px; }
.danger-zone h3 { margin: 0 0 6px; font-size: 15px; color: var(--primary-dark); }
.danger-zone p { margin: 0 0 12px; color: var(--ink-2); }

.gate { max-width: 420px; margin: 12vh auto 0; padding: 32px; text-align: center; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.gate h1 { margin: 14px 0 8px; font-size: 22px; }
.gate p { color: var(--ink-2); margin: 0 0 20px; }
.gate .brand-logo { margin: 0 auto; width: 48px; height: 48px; border-radius: 14px; }
.gate form { display: flex; gap: 8px; margin-top: 12px; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); padding: 10px 18px; border-radius: 8px; background: var(--navy); color: #fff; box-shadow: 0 10px 30px rgba(31, 36, 64, .35); z-index: 10; max-width: calc(100vw - 32px); }
.toast.error { background: var(--primary-dark); }

@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .menu-btn { display: inline-grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
  .sidebar { position: fixed; inset: 60px auto 0 0; width: 250px; z-index: 5; transform: translateX(-100%); transition: transform .2s; }
  .shell.menu-open .sidebar { transform: none; box-shadow: 0 0 0 100vmax rgba(31, 36, 64, .45); }
  .main { padding: 18px 16px 40px; }
  .user-name { display: none; }
  .split { grid-template-columns: minmax(0, 1fr); }
  .preview { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .bar-row { grid-template-columns: 100px minmax(0, 1fr) 40px; }
}