/* IEM VPS — panel de la sala de maquinas */
:root {
  --bg: #F4F6F5; --panel: #FFFFFF; --panel-2: #EDF1F0; --line: #D5DDDB; --line-2: #E6EBEA;
  --ink: #12212F; --ink-2: #4B5E6A; --ink-3: #7A8C96;
  --accent: #0E8C7E; --accent-ink: #FFFFFF;
  --a: #2F79C4; --b: #B8642A;                 /* series: servidor A / servidor B (validadas) */
  --up: #1E8A4C; --warn: #9A6E10; --down: #C93B37; --paused: #7A8C96;
  --up-bg: #E3F3E9; --warn-bg: #F7EDD2; --down-bg: #F8E1E0;
  --ring-track: #E1E7E6;
  --radius: 18px; --radius-s: 10px;
  --shadow: 0 1px 0 rgba(18,33,47,.04), 0 8px 24px -16px rgba(18,33,47,.25);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E1A24; --panel: #14252F; --panel-2: #1B303C; --line: #274050; --line-2: #1F3441;
    --ink: #E6EEF1; --ink-2: #9DB3BD; --ink-3: #6B8591;
    --accent: #5FD3C4; --accent-ink: #0E1A24;
    --a: #3E8FD6; --b: #C57A38;
    --up: #2FAF66; --warn: #B58822; --down: #E0524E; --paused: #6B8591;
    --up-bg: #143526; --warn-bg: #3A2E10; --down-bg: #41201F;
    --ring-track: #22394A;
    --shadow: 0 1px 0 rgba(0,0,0,.2), 0 12px 32px -20px rgba(0,0,0,.6);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px; line-height: 1.5; font-feature-settings: "tnum" 1;
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
svg { display: block; }
.num { font-variant-numeric: tabular-nums; }

/* ---------- acceso ---------- */
.login {
  min-height: 100dvh; display: grid; place-items: center; padding: 24px;
}
.login form {
  width: min(100%, 360px); background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px 24px 24px; box-shadow: var(--shadow);
}
.login .brand { margin-bottom: 20px; }
.login label { display: block; font-weight: 600; margin: 14px 0 6px; color: var(--ink-2); font-size: 14px; }
.login input {
  width: 100%; font: inherit; padding: 11px 12px; border-radius: var(--radius-s);
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
}
.login input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.login .error { color: var(--down); margin: 12px 0 0; font-weight: 600; min-height: 1.5em; }
.login .error:empty { margin: 0; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 16px; border-radius: 999px; border: 1px solid transparent; cursor: pointer;
  background: var(--accent); color: var(--accent-ink); font-weight: 800;
}
.btn.primary { width: 100%; margin-top: 18px; }
.btn.quiet { background: transparent; color: var(--ink-2); border-color: var(--line); font-weight: 600; padding: 8px 12px; }
.btn.quiet:hover { color: var(--ink); border-color: var(--ink-3); }
.btn[disabled] { opacity: .6; cursor: wait; }

/* ---------- marca ---------- */
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.01em; font-size: 18px; color: var(--ink); }
.brand svg { width: 26px; height: 26px; }

/* ---------- estructura ---------- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 16px clamp(14px, 3vw, 28px) 40px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 0 4px; }
.top .actions { display: flex; align-items: center; gap: 8px; color: var(--ink-3); font-size: 13px; }
.top .actions .stamp { display: none; }
@media (min-width: 560px) { .top .actions .stamp { display: inline; } }

.hero { padding: 26px 0 22px; }
.hero h1 {
  margin: 0; font-size: clamp(30px, 5.5vw, 46px); line-height: 1.08; letter-spacing: -.025em; font-weight: 800;
  max-width: 22ch;
}
.hero h1.ok { color: var(--ink); }
.hero h1.warn { color: var(--warn); }
.hero h1.down { color: var(--down); }
.hero p { margin: 10px 0 0; color: var(--ink-2); max-width: 60ch; font-size: 16px; }

.errors { margin: 0 0 16px; padding: 12px 14px; border-radius: var(--radius-s); background: var(--warn-bg); color: var(--ink); border-left: 4px solid var(--warn); }
.errors p { margin: 0; }

/* ---------- servidores ---------- */
.servers { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 820px) { .servers { grid-template-columns: 1fr 1fr; } }
.server {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 18px 14px; position: relative; overflow: hidden;
}
.server::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 5px; background: var(--c); }
.server[data-k="a"] { --c: var(--a); }
.server[data-k="b"] { --c: var(--b); }
.server .head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.server h2 { margin: 0; font-size: 22px; letter-spacing: -.02em; font-weight: 800; }
.server .host { color: var(--ink-3); font-size: 13px; }
.server .meta { color: var(--ink-2); font-size: 13px; margin: 4px 0 0; }

.status { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 13px; padding: 3px 9px 3px 7px; border-radius: 999px; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.status.up { color: var(--up); background: var(--up-bg); }
.status.warn { color: var(--warn); background: var(--warn-bg); }
.status.down { color: var(--down); background: var(--down-bg); }
.status.paused, .status.pending { color: var(--paused); background: var(--panel-2); }

.gauges { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin: 16px 0 6px; }
.gauge { text-align: center; }
.gauge svg { width: min(100%, 112px); margin: 0 auto; }
.gauge .track { fill: none; stroke: var(--ring-track); stroke-width: 8; }
.gauge .arc { fill: none; stroke: var(--c); stroke-width: 8; stroke-linecap: round; transition: stroke-dashoffset .9s cubic-bezier(.2,.7,.2,1); }
.gauge.warn .arc { stroke: var(--warn); }
.gauge.down .arc { stroke: var(--down); }
.gauge .val { font-size: 22px; font-weight: 800; fill: var(--ink); letter-spacing: -.02em; }
.gauge .unit { font-size: 10px; fill: var(--ink-3); font-weight: 600; }
.gauge .lab { margin-top: 2px; font-weight: 600; font-size: 13px; color: var(--ink-2); }
.gauge .sub { font-size: 12px; color: var(--ink-3); }
@media (prefers-reduced-motion: reduce) { .gauge .arc { transition: none; } }

.spark { margin-top: 10px; border-top: 1px solid var(--line-2); padding-top: 10px; }
.spark .t { display: flex; justify-content: space-between; align-items: baseline; font-size: 13px; color: var(--ink-2); }
.spark .t b { color: var(--ink); font-weight: 800; }
.spark svg { width: 100%; height: 64px; margin-top: 4px; touch-action: none; }
.spark .line { fill: none; stroke: var(--c); stroke-width: 2; stroke-linejoin: round; }
.spark .area { fill: var(--c); opacity: .12; }
.spark .grid { stroke: var(--line-2); stroke-width: 1; }
.spark .x { stroke: var(--ink-3); stroke-width: 1; stroke-dasharray: 2 3; }
.spark .dot { fill: var(--c); stroke: var(--panel); stroke-width: 2; }
.spark .empty { color: var(--ink-3); font-size: 13px; padding: 14px 0; }

.net { display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; color: var(--ink-2); margin-top: 8px; }
.net b { color: var(--ink); font-weight: 800; }
.server .foot { margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line-2); display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--ink-2); }

/* ---------- secciones ---------- */
section.block { margin-top: 28px; }
section.block > h2 { font-size: 20px; letter-spacing: -.02em; margin: 0 0 4px; font-weight: 800; }
section.block > .lead { margin: 0 0 12px; color: var(--ink-2); font-size: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 6px 18px; }

.group h3 { font-size: 13px; color: var(--ink-3); font-weight: 600; margin: 14px 0 4px; }
.mon { display: grid; grid-template-columns: minmax(120px, 1.2fr) 2fr auto; align-items: center; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line-2); }
.mon:first-of-type { border-top: 0; }
.mon .n { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mon .n small { display: block; color: var(--ink-3); font-weight: 400; font-size: 12px; }
.beats { display: flex; gap: 2px; height: 22px; align-items: stretch; }
.beats i { flex: 1; border-radius: 2px; background: var(--paused); min-width: 3px; }
.beats i.s1 { background: var(--up); } .beats i.s0 { background: var(--down); } .beats i.s2 { background: var(--warn); } .beats i.s3 { background: var(--a); }
.beats i.empty { background: var(--ring-track); }
.mon .u { font-weight: 800; text-align: right; min-width: 64px; }
.mon .u.warn { color: var(--warn); } .mon .u.down { color: var(--down); }
@media (max-width: 520px) { .mon { grid-template-columns: 1fr auto; } .mon .beats { grid-column: 1 / -1; } }

.seg { display: inline-flex; background: var(--panel-2); border-radius: 999px; padding: 3px; gap: 2px; margin: 10px 0 4px; }
.seg button { border: 0; background: transparent; padding: 6px 14px; border-radius: 999px; cursor: pointer; font-weight: 600; color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px; }
.seg button[aria-pressed="true"] { background: var(--panel); color: var(--ink); box-shadow: var(--shadow); }
.seg i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

.tbl { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--ink-3); font-weight: 600; font-size: 12px; padding: 10px 18px 6px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 18px 9px 0; border-bottom: 1px solid var(--line-2); vertical-align: middle; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.r, th.r { text-align: right; }
td .img { color: var(--ink-3); font-size: 12px; display: block; }
.bar { display: inline-block; vertical-align: middle; width: 56px; height: 6px; border-radius: 3px; background: var(--ring-track); margin-left: 8px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--c, var(--ink-3)); border-radius: 3px; }

footer { margin-top: 32px; color: var(--ink-3); font-size: 13px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
footer nav { display: flex; gap: 14px; flex-wrap: wrap; }

.tip {
  position: fixed; z-index: 10; pointer-events: none; background: var(--ink); color: var(--bg);
  padding: 6px 9px; border-radius: 8px; font-size: 12px; font-weight: 600; white-space: nowrap; transform: translate(-50%, calc(-100% - 10px));
}
.tip small { display: block; font-weight: 400; opacity: .8; }

.empty-state { text-align: center; padding: 40px 20px; color: var(--ink-2); }
.empty-state h2 { color: var(--ink); margin: 0 0 8px; }
.empty-state code { background: var(--panel-2); padding: 2px 6px; border-radius: 6px; font-size: 13px; }
.skeleton { color: var(--ink-3); padding: 40px 0; text-align: center; }

/* colores por servidor sin estilos en linea (CSP) */
.k-a { background: var(--a); } .k-b { background: var(--b); }
.card .note { padding: 12px 0; }
.spark .line, .spark .grid, .spark .x { vector-effect: non-scaling-stroke; }
@media (max-width: 520px) { .mon .u { grid-row: 1; grid-column: 2; } .mon .beats { grid-row: 2; height: 14px; } }

/* ---------- acceso: segundo paso ---------- */
.login .hint { margin: 0 0 4px; color: var(--ink-2); font-size: 14px; }
.login .hint b { color: var(--ink); }
.login input.code { font-size: 26px; letter-spacing: .35em; text-align: center; font-weight: 800; padding: 10px 0 10px .35em; }
.login .btn.wide { width: 100%; margin-top: 10px; }

/* ---------- accesos: miniaturas de las herramientas ---------- */
.portals { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 0 0 20px; }
@media (min-width: 720px) { .portals { grid-template-columns: repeat(4, 1fr); } }
.portal {
  display: grid; grid-template-rows: auto auto auto 1fr; gap: 2px; min-height: 148px;
  padding: 16px 16px 14px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line);
  box-shadow: var(--shadow); color: var(--ink); text-decoration: none; position: relative; overflow: hidden;
  transition: border-color .2s, transform .2s;
}
.portal:hover, .portal:focus-visible { text-decoration: none; border-color: var(--accent); transform: translateY(-2px); }
.portal svg { width: 44px; height: 44px; color: var(--accent); margin-bottom: 8px; }
.portal .name { font-weight: 800; font-size: 17px; letter-spacing: -.01em; }
.portal .desc { color: var(--ink-2); font-size: 13.5px; }
.portal .host { align-self: end; margin-top: 8px; color: var(--ink-3); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.portal::after { content: "↗"; position: absolute; top: 14px; right: 16px; color: var(--ink-3); font-weight: 800; }
@media (prefers-reduced-motion: reduce) { .portal { transition: none; } .portal:hover { transform: none; } }