/*
 * Themes: <html data-theme="light|dark|auto">. "auto" follows the operating
 * system. The server renders the attribute from the csfm_theme cookie, so the
 * page never flashes the wrong theme.
 */
:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1d2430;
  --muted: #667085;
  --line: #dde2ea;
  --accent: #d7262e;
  --accent-hover: #b81f26;
  --accent-text: #ffffff;
  --link: #b81f26;
  --ok: #1b7f4a;
  --warn: #a86500;
  --bad: #b42318;
  --ok-bg: #e5f5ec;
  --warn-bg: #fff4dc;
  --bad-bg: #fde8e7;
  --neutral-bg: #edf0f5;
  --chart-cpu: #d7262e;
  --chart-mem: #a86500;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0f1217;
  --panel: #181c23;
  --text: #e6e9ef;
  --muted: #98a2b3;
  --line: #2a313c;
  --accent: #e5484d;
  --accent-hover: #f2555a;
  --accent-text: #ffffff;
  --link: #ff6b66;
  --ok: #4cc38a;
  --warn: #f0b44c;
  --bad: #f97066;
  --ok-bg: #12301f;
  --warn-bg: #3a2c0e;
  --bad-bg: #3d1614;
  --neutral-bg: #232a35;
  --chart-cpu: #ff5a52;
  --chart-mem: #f0b44c;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #0f1217;
    --panel: #181c23;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --line: #2a313c;
    --accent: #e5484d;
    --accent-hover: #f2555a;
    --accent-text: #ffffff;
    --link: #ff6b66;
    --ok: #4cc38a;
    --warn: #f0b44c;
    --bad: #f97066;
    --ok-bg: #12301f;
    --warn-bg: #3a2c0e;
    --bad-bg: #3d1614;
    --neutral-bg: #232a35;
    --chart-cpu: #ff5a52;
    --chart-mem: #f0b44c;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
h3 { font-size: 1rem; margin: 1rem 0 .5rem; }
main { padding: 1.25rem 1.5rem; max-width: 1500px; margin: 0 auto; }
footer { text-align: center; padding: 1rem; font-size: 12px; }

.topbar {
  display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap;
  padding: .5rem 1.5rem; background: var(--panel);
  border-top: 3px solid var(--accent); border-bottom: 1px solid var(--line);
}
.topbar .brand { color: var(--text); text-decoration: none; }
.topbar nav { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; }
.topbar nav a { color: var(--text); padding: .35rem .6rem; border-radius: 6px; }
.topbar nav a:hover { background: var(--neutral-bg); text-decoration: none; }
.topbar nav a.active { color: var(--accent); background: var(--bad-bg); font-weight: 600; }
.topbar .who { display: flex; gap: .6rem; align-items: center; }

/* Brand */
.brand-lockup { display: inline-flex; align-items: center; gap: .6rem; }
.brand-mark { display: block; flex: none; }
.brand-text { display: inline-flex; align-items: baseline; gap: .4rem; white-space: nowrap; }
.brand-name { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; color: var(--text); }
.brand-tag { font-weight: 400; font-size: .95rem; color: var(--muted); }
.login .login-brand { display: flex; justify-content: center; margin: .5rem 0 .25rem; }
.login .login-brand .brand-name { font-size: 1.5rem; }
.login .login-brand .brand-tag { font-size: 1.2rem; }
.login > p { text-align: center; margin-top: .25rem; }
/* Keep the menu on one line: drop "Firewall Manager" from the header when space is short. */
@media (max-width: 1360px) {
  .topbar .brand-tag { display: none; }
}

/* Theme switch */
.theme-switch {
  display: inline-flex; border: 1px solid var(--line); border-radius: 8px; padding: 2px; gap: 2px;
  background: var(--bg);
}
.theme-switch button {
  display: inline-flex; align-items: center; gap: .3rem; border: 0; border-radius: 6px;
  background: transparent; color: var(--muted); padding: .2rem .45rem; font-size: 12px; cursor: pointer;
}
.theme-switch button:hover { color: var(--text); }
.theme-switch button[aria-pressed="true"] { background: var(--panel); color: var(--accent); box-shadow: 0 1px 2px rgba(0,0,0,.15); }
.theme-switch svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.theme-switch svg .fill { fill: currentColor; stroke: none; }
.topbar .theme-switch span { display: none; }
footer { display: flex; flex-direction: column; align-items: center; gap: .6rem; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 1rem 1.25rem; margin-bottom: 1rem; overflow-x: auto;
}
.card.narrow { max-width: 420px; margin: 3rem auto; }
.card.highlight { border-color: var(--accent); }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(460px, 1fr)); gap: 1rem; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1rem; }
.heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.tile {
  display: flex; flex-direction: column; padding: .9rem 1rem; border-radius: 8px;
  background: var(--panel); border: 1px solid var(--line); color: var(--text);
}
a.tile:hover { text-decoration: none; border-color: var(--accent); }
.tile .num { font-size: 1.8rem; font-weight: 700; }
.tile.ok .num { color: var(--ok); }
.tile.bad .num { color: var(--bad); }
.tile.warn .num { color: var(--warn); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .4rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
table.list { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; margin-bottom: 1rem; }

dl { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1rem; margin: 0; }
dt { color: var(--muted); }
dd { margin: 0; word-break: break-word; }

.badge {
  display: inline-block; padding: .05rem .5rem; border-radius: 999px; font-size: 12px;
  background: var(--neutral-bg); color: var(--text); white-space: nowrap;
}
.s-online, .s-up, .s-running, .s-success, .s-in-sync { background: var(--ok-bg); color: var(--ok); }
.s-offline, .s-down, .s-stopped, .s-failed, .s-expired, .sev-critical { background: var(--bad-bg); color: var(--bad); }
.s-pending, .s-sent, .s-loss, .s-delay, .sev-warning { background: var(--warn-bg); color: var(--warn); }
.s-disabled, .s-cancelled { background: var(--neutral-bg); color: var(--muted); }

.flash { padding: .6rem 1rem; border-radius: 6px; margin-bottom: 1rem; background: var(--neutral-bg); }
.flash.success { background: var(--ok-bg); color: var(--ok); }
.flash.error { background: var(--bad-bg); color: var(--bad); }
.flash.warn { background: var(--warn-bg); color: var(--warn); }

input, select, textarea, button, .button {
  font: inherit; color: var(--text); background: var(--panel);
  border: 1px solid var(--line); border-radius: 6px; padding: .4rem .6rem;
}
textarea { width: 100%; }
button, .button { cursor: pointer; display: inline-block; }
button:hover, .button:hover { border-color: var(--accent); text-decoration: none; }
button.primary, .button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.primary:hover, .button.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
button.danger, .button.danger { color: var(--bad); border-color: var(--bad); }
button.small, .button.small { padding: .15rem .5rem; font-size: 12px; }
button.link { background: none; border: none; color: var(--link); padding: 0; }

form.inline, details.inline { display: inline-block; }
details.inline > summary { list-style: none; }
details.inline[open] form { margin-top: .5rem; min-width: 260px; }
.stack { display: flex; flex-direction: column; gap: .6rem; }
.stack label, .grid-form label { display: flex; flex-direction: column; gap: .25rem; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .75rem; align-items: end; }
.grid-form .wide { grid-column: 1 / -1; }
label.check { flex-direction: row !important; align-items: center; gap: .4rem; }
.toolbar { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin: .75rem 0; }
.toolbar a.active { font-weight: 700; }
.danger-zone { border-top: 1px solid var(--line); padding-top: .75rem; }
.copyrow { display: flex; gap: .5rem; }
.copyrow input { flex: 1; }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono, pre, textarea.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { background: var(--neutral-bg); padding: .75rem; border-radius: 6px; overflow-x: auto; white-space: pre-wrap; }
.nowrap { white-space: nowrap; }
canvas { width: 100%; max-width: 420px; height: auto; margin-top: .75rem; }
.key { display: inline-block; width: 10px; height: 3px; margin: 0 .3rem 2px .5rem; }
.key.cpu { background: var(--chart-cpu); }
.key.mem { background: var(--chart-mem); }

input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}

/* "Coming soon" markers for features that change firewalls */
.badge.soon {
  background: transparent; color: var(--accent); border: 1px solid var(--accent);
  font-size: 11px; font-weight: 600; letter-spacing: .02em; vertical-align: middle;
}
h1 .badge.soon, h2 .badge.soon { margin-left: .35rem; }
.h-badge { font-weight: 400; }
.nav-soon {
  font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); border: 1px solid currentColor; border-radius: 999px; padding: 0 .3rem;
  vertical-align: 2px; margin-left: .15rem;
}
.soon-card { max-width: 760px; }
.soon-card ul { padding-left: 1.2rem; }
.soon-card li { margin: .25rem 0; }
button:disabled { opacity: .5; cursor: not-allowed; }
button:disabled:hover { border-color: var(--line); }
.forgot-link { text-align: center; margin: .75rem 0 0; }