/* ───────────────────────────────────────────────────────────────────────────
   Uptime design system — warm, compact, Claude-inspired.
   Light + dark via CSS variables; dark follows the system unless the user
   picks a theme (html[data-theme]).
   ─────────────────────────────────────────────────────────────────────── */

:root {
  --bg:            #faf9f5;
  --bg-sunken:     #f3f1ea;
  --surface:       #ffffff;
  --surface-hover: #f7f5ef;
  --ink:           #1f1e1d;
  --ink-2:         #5d5a52;
  --ink-3:         #8f8b80;
  --border:        #e7e4da;
  --border-strong: #d7d3c5;
  --accent:        #c15f3c;
  --accent-hover:  #a94f2f;
  --accent-soft:   #f7e8e0;
  --accent-ink:    #ffffff;
  --ok:            #2e7d5b;
  --ok-soft:       #e3f0e8;
  --ok-border:     #bcdcc9;
  --down:          #bf4036;
  --down-soft:     #f9e7e4;
  --down-border:   #ecc4be;
  --warn:          #9c6b1f;
  --warn-soft:     #f7eed8;
  --warn-border:   #e7d4a8;
  --neutral-soft:  #edebe2;
  --shadow:        0 1px 2px rgb(31 30 29 / 0.05);
  --shadow-lg:     0 8px 28px rgb(31 30 29 / 0.12);
  --radius:        10px;
  --radius-sm:     7px;
  --font-sans:     ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif:    ui-serif, Georgia, Cambria, "Times New Roman", serif;
  --font-mono:     ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:            #262624;
    --bg-sunken:     #1f1e1d;
    --surface:       #30302c;
    --surface-hover: #393833;
    --ink:           #f0eee6;
    --ink-2:         #b6b1a4;
    --ink-3:         #837e72;
    --border:        #3d3c37;
    --border-strong: #4c4a43;
    --accent:        #d97757;
    --accent-hover:  #e08a6d;
    --accent-soft:   #463029;
    --accent-ink:    #1f1e1d;
    --ok:            #62b894;
    --ok-soft:       #28352e;
    --ok-border:     #3c5747;
    --down:          #e0695b;
    --down-soft:     #412c29;
    --down-border:   #6b3d36;
    --warn:          #d9a648;
    --warn-soft:     #3c3526;
    --warn-border:   #5d4f2e;
    --neutral-soft:  #3a3934;
    --shadow:        0 1px 2px rgb(0 0 0 / 0.3);
    --shadow-lg:     0 8px 28px rgb(0 0 0 / 0.45);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg:            #262624;
  --bg-sunken:     #1f1e1d;
  --surface:       #30302c;
  --surface-hover: #393833;
  --ink:           #f0eee6;
  --ink-2:         #b6b1a4;
  --ink-3:         #837e72;
  --border:        #3d3c37;
  --border-strong: #4c4a43;
  --accent:        #d97757;
  --accent-hover:  #e08a6d;
  --accent-soft:   #463029;
  --accent-ink:    #1f1e1d;
  --ok:            #62b894;
  --ok-soft:       #28352e;
  --ok-border:     #3c5747;
  --down:          #e0695b;
  --down-soft:     #412c29;
  --down-border:   #6b3d36;
  --warn:          #d9a648;
  --warn-soft:     #3c3526;
  --warn-border:   #5d4f2e;
  --neutral-soft:  #3a3934;
  --shadow:        0 1px 2px rgb(0 0 0 / 0.3);
  --shadow-lg:     0 8px 28px rgb(0 0 0 / 0.45);
  color-scheme: dark;
}

/* ── base ─────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }

html { height: 100%; }

body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 600; }

h1.display {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.wordmark {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.ic { width: 15px; height: 15px; flex: none; }
.ic-sm { width: 13px; height: 13px; }
.ic-lg { width: 18px; height: 18px; }

.mono   { font-family: var(--font-mono); }
.tnum   { font-variant-numeric: tabular-nums; }
.muted  { color: var(--ink-2); }
.faint  { color: var(--ink-3); }
.small  { font-size: 12px; }
.xs     { font-size: 11px; }
.upcase { text-transform: uppercase; letter-spacing: 0.06em; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ok-text   { color: var(--ok); }
.down-text { color: var(--down); }
.warn-text { color: var(--warn); }
.accent-text { color: var(--accent); }

/* ── layout helpers ───────────────────────────────────────────────────── */

.shell { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .shell { padding: 0 24px; } }

.row    { display: flex; align-items: center; }
.col    { display: flex; flex-direction: column; }
.wrap   { flex-wrap: wrap; }
.between{ justify-content: space-between; }
.center { justify-content: center; }
.start  { align-items: flex-start; }
.grow   { flex: 1 1 auto; min-width: 0; }
.shrink0{ flex: none; }
.g1 { gap: 4px; } .g2 { gap: 8px; } .g3 { gap: 12px; } .g4 { gap: 16px; }
.mt1 { margin-top: 4px; } .mt2 { margin-top: 8px; } .mt3 { margin-top: 12px; }
.mt4 { margin-top: 16px; } .mt6 { margin-top: 24px; }
.mb1 { margin-bottom: 4px; } .mb2 { margin-bottom: 8px; } .mb3 { margin-bottom: 12px; }
.mb4 { margin-bottom: 16px; } .mb6 { margin-bottom: 24px; }

.grid { display: grid; gap: 10px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.hide-sm { display: none; }
@media (min-width: 640px) { .hide-sm { display: initial; } }
.hide-md { display: none; }
@media (min-width: 768px) { .hide-md { display: initial; } }

/* ── header ───────────────────────────────────────────────────────────── */

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .inner { height: 50px; display: flex; align-items: center; gap: 16px; }

.logo-dot {
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--accent); color: var(--accent-ink);
  display: inline-flex; align-items: center; justify-content: center;
}
.logo-dot .ic { width: 13px; height: 13px; }

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 9px; border-radius: var(--radius-sm);
  font-size: 13px; color: var(--ink-2);
  transition: background 0.12s, color 0.12s;
}
.nav a:hover { background: var(--neutral-soft); color: var(--ink); }
.nav a.active { background: var(--neutral-soft); color: var(--ink); font-weight: 500; }
.nav a .ic { width: 14px; height: 14px; }
@media (max-width: 480px) { .nav a span { display: none; } .nav a { padding: 7px; } }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: var(--radius-sm);
  border: none; background: transparent; color: var(--ink-3);
  cursor: pointer; transition: background 0.12s, color 0.12s; padding: 0;
}
.icon-btn:hover { background: var(--neutral-soft); color: var(--ink); }

/* ── buttons ──────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--ink);
  font-size: 13px; font-weight: 500; font-family: inherit;
  cursor: pointer; transition: background 0.12s, border-color 0.12s, color 0.12s;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-hover); }

.btn-primary {
  background: var(--accent); border-color: var(--accent); color: var(--accent-ink);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-ghost { border-color: transparent; background: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--neutral-soft); color: var(--ink); }

.btn-danger { border-color: transparent; background: transparent; color: var(--down); }
.btn-danger:hover { background: var(--down-soft); }

.btn-sm { padding: 4px 9px; font-size: 12px; }
.btn-sm .ic { width: 13px; height: 13px; }

.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ── forms ────────────────────────────────────────────────────────────── */

.label {
  display: block; font-size: 11.5px; font-weight: 500;
  color: var(--ink-2); margin-bottom: 4px;
}
.hint { font-size: 11.5px; color: var(--ink-3); margin: 4px 0 0; }

.input, .select, .textarea {
  width: 100%;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--ink);
  font-size: 13px; font-family: inherit;
  transition: border-color 0.12s, box-shadow 0.12s;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.input::placeholder, .textarea::placeholder { color: var(--ink-3); }
.input.mono, .textarea.mono { font-size: 12px; }
.select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%); background-position: calc(100% - 14px) 55%, calc(100% - 10px) 55%; background-size: 4px 4px; background-repeat: no-repeat; padding-right: 26px; }
.textarea { resize: vertical; }

input[type="checkbox"] {
  width: 14px; height: 14px; accent-color: var(--accent);
  margin: 0; flex: none;
}
.check { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--ink-2); cursor: pointer; }

.kbd {
  font-family: var(--font-mono); font-size: 10.5px;
  padding: 1px 5px; border-radius: 4px;
  border: 1px solid var(--border-strong); border-bottom-width: 2px;
  background: var(--bg-sunken); color: var(--ink-2);
}

/* ── cards & sections ─────────────────────────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-pad { padding: 14px 16px; }
.card-head {
  padding: 10px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.card-title { font-size: 12.5px; font-weight: 600; color: var(--ink-2); display: inline-flex; align-items: center; gap: 7px; }
.card-title .ic { color: var(--ink-3); }

.well {
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.flash {
  padding: 9px 13px; border-radius: var(--radius-sm); font-size: 12.5px;
  background: var(--warn-soft); border: 1px solid var(--warn-border); color: var(--warn);
}
.flash-error { background: var(--down-soft); border-color: var(--down-border); color: var(--down); }

/* ── pills, chips, tags ───────────────────────────────────────────────── */

.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 1.5px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 500; line-height: 1.5;
  background: var(--neutral-soft); color: var(--ink-2);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.pill .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--ink-3); flex: none; }
.pill-up   { background: var(--ok-soft); color: var(--ok); border-color: var(--ok-border); }
.pill-up .dot { background: var(--ok); }
.pill-down { background: var(--down-soft); color: var(--down); border-color: var(--down-border); }
.pill-down .dot { background: var(--down); }
.pill-warn { background: var(--warn-soft); color: var(--warn); border-color: var(--warn-border); }
.pill-warn .dot { background: var(--warn); }

@keyframes pulse { 50% { opacity: 0.4; } }
.dot-pulse { animation: pulse 1.6s ease-in-out infinite; }

.chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3.5px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 500; font-family: inherit;
  background: transparent; color: var(--ink-2);
  border: 1px solid var(--border-strong);
  cursor: pointer; transition: all 0.12s;
}
.chip:hover { background: var(--neutral-soft); }
.chip.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip .count { font-variant-numeric: tabular-nums; color: inherit; opacity: 0.65; }

.tag {
  display: inline-flex; align-items: center;
  padding: 0.5px 7px; border-radius: 5px;
  font-size: 10.5px; font-weight: 500;
  background: var(--accent-soft); color: var(--accent);
}

/* ── monitor list ─────────────────────────────────────────────────────── */

.mon-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px 12px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  transition: background 0.12s;
}
.mon-row:last-child { border-bottom: none; }
.mon-row:hover { background: var(--surface-hover); }
.mon-row .name { font-size: 13px; font-weight: 500; }
.mon-row .name:hover { color: var(--accent); }
.mon-row .target { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); }
.mon-row .spark { display: none; }
.mon-row .latency { font-size: 12px; min-width: 52px; text-align: right; }
.mon-row .meta { display: none; }
.mon-actions { display: flex; gap: 2px; }
@media (min-width: 640px) {
  .mon-row { grid-template-columns: auto minmax(0, 1fr) auto auto auto auto; padding: 9px 16px; }
  .mon-row .spark { display: block; }
  .mon-row .meta { display: block; min-width: 64px; text-align: right; }
}

.spark-svg { width: 76px; height: 18px; display: block; }

/* status segments (last N checks / 90-day bars) */
.segs { display: flex; gap: 2px; height: 34px; align-items: stretch; }
.segs .seg { flex: 1; border-radius: 2.5px; background: var(--neutral-soft); min-width: 2px; }
.seg-up      { background: var(--ok) !important; }
.seg-down    { background: var(--down) !important; }
.seg-partial { background: var(--warn) !important; }

/* ── tables ───────────────────────────────────────────────────────────── */

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.table th {
  text-align: left; font-size: 10.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--ink-3); padding: 7px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-sunken);
}
.table td { padding: 7px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--surface-hover); }

.empty {
  padding: 32px 16px; text-align: center;
  color: var(--ink-3); font-size: 12.5px;
}

/* ── timing breakdown bar ─────────────────────────────────────────────── */

.timing-bar { display: flex; height: 10px; border-radius: 999px; overflow: hidden; background: var(--bg-sunken); }
.t-dns      { background: #6d9dc5; }
.t-connect  { background: #9d84c9; }
.t-tls      { background: #d3a94e; }
.t-server   { background: var(--ok); }
.t-transfer { background: var(--border-strong); }
.legend-sw  { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 5px; vertical-align: baseline; }

/* ── stat cards ───────────────────────────────────────────────────────── */

.stat { padding: 11px 14px; }
.stat .stat-label { font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); }
.stat .stat-value { font-size: 21px; font-weight: 600; letter-spacing: -0.01em; margin-top: 2px; font-variant-numeric: tabular-nums; }
.stat .stat-sub { font-size: 11px; color: var(--ink-3); margin-top: 1px; }

/* ── probe / quick-add preview ───────────────────────────────────────── */

.json-tree { max-height: 300px; overflow: auto; font-size: 11.5px; }
.json-tree .json-row {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 5px 11px; border-bottom: 1px solid var(--border);
}
.json-tree .json-row:last-child { border-bottom: none; }
.json-tree .json-row:hover { background: var(--surface); }
.json-path { color: var(--ink-2); }
.json-val-string { color: var(--ok); }
.json-val-number { color: #6d9dc5; }
.json-val-bool   { color: #9d84c9; }
.json-val-null   { color: var(--ink-3); }
.op-btn {
  font-family: var(--font-mono); font-size: 10.5px;
  padding: 1.5px 6px; border-radius: 4px; border: none;
  background: transparent; color: var(--ink-2); cursor: pointer;
}
.op-btn:hover { background: var(--accent-soft); color: var(--accent); }

/* ── misc ─────────────────────────────────────────────────────────────── */

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator, .htmx-request.htmx-indicator { display: inline-flex; }
.htmx-request .htmx-hide-during { display: none; }

.spinner {
  width: 13px; height: 13px; border-radius: 999px;
  border: 2px solid var(--border-strong); border-top-color: var(--accent);
  animation: spin 0.7s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.save-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  padding: 10px 16px;
  display: flex; align-items: center; justify-content: flex-end; gap: 8px;
}
@media (min-width: 640px) {
  .save-bar {
    left: auto; right: 24px; bottom: 18px;
    border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow-lg); padding: 8px 10px;
  }
}

.highlight-new { box-shadow: 0 0 0 2px var(--accent); border-radius: var(--radius-sm); transition: box-shadow 1s ease 0.8s; }

details.adv > summary {
  cursor: pointer; list-style: none;
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; font-weight: 500; color: var(--ink-2);
  user-select: none;
}
details.adv > summary::-webkit-details-marker { display: none; }
details.adv > summary:hover { color: var(--ink); }
details.adv > summary .ic { transition: transform 0.15s; }
details.adv[open] > summary .ic { transform: rotate(90deg); }
details.adv > .adv-body { margin-top: 10px; padding-left: 18px; }

.theme-icon-sun { display: none; }
.theme-icon-moon { display: initial; }
:root[data-theme="dark"] .theme-icon-sun { display: initial; }
:root[data-theme="dark"] .theme-icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon-sun { display: initial; }
  :root:not([data-theme="light"]) .theme-icon-moon { display: none; }
}

/* status page */
.status-hero { text-align: center; padding: 28px 0 20px; }
.status-hero .banner {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px; font-size: 13.5px; font-weight: 500;
}
.banner-ok   { background: var(--ok-soft); color: var(--ok); border: 1px solid var(--ok-border); }
.banner-down { background: var(--down-soft); color: var(--down); border: 1px solid var(--down-border); }

.daybars { display: flex; gap: 2px; height: 26px; align-items: stretch; }
.daybars .db { flex: 1; border-radius: 2px; background: var(--neutral-soft); position: relative; min-width: 2px; }
.db:hover::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--ink); color: var(--bg);
  font-size: 10.5px; padding: 3px 8px; border-radius: 5px; white-space: nowrap; z-index: 10;
  pointer-events: none;
}

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }