* { box-sizing: border-box; }
html { min-width: 320px; background: var(--background); }
body {
  margin: 0;
  background:
    radial-gradient(circle at 72% 28%, color-mix(in srgb, var(--signal) 9%, transparent), transparent 34rem),
    var(--background);
  color: var(--text);
  font-family: var(--font-display);
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.platform-header {
  min-height: 5.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) clamp(1.25rem, 4vw, 4rem);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--background) 90%, transparent);
}
.platform-mark { font-size: 1.55rem; font-weight: 850; letter-spacing: .1em; }
.platform-mark span { color: var(--signal); }
.platform-mark-link { text-decoration: none; }
.platform-context { color: var(--muted); font: 600 .7rem/1.2 var(--font-data); letter-spacing: .13em; text-transform: uppercase; }
.language-links { display: flex; gap: .4rem; font: 700 .7rem/1 var(--font-data); letter-spacing: .12em; }
.language-links a,
.language-links span { padding: .7rem; border: 1px solid var(--line); text-decoration: none; }
.language-links [aria-current="page"] { border-color: var(--signal); color: var(--signal); }
.eyebrow, .status-label {
  color: var(--signal);
  font: 700 .7rem/1.2 var(--font-data);
  letter-spacing: .15em;
  text-transform: uppercase;
}
.primary-action {
  min-height: 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.2rem;
  border: 1px solid var(--signal);
  background: var(--signal);
  color: var(--background);
  font: 850 .72rem/1 var(--font-data);
  letter-spacing: .09em;
  text-decoration: none;
  text-transform: uppercase;
}
.entry-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.secondary-action {
  color: var(--muted);
  font-family: var(--font-data);
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .05em;
  text-underline-offset: .25em;
}
.secondary-action:hover,
.secondary-action:focus-visible {
  color: var(--text);
}
.panel {
  position: relative;
  border: 1px solid var(--line);
  background-color: var(--surface);
  background: linear-gradient(145deg, color-mix(in srgb, var(--signal) 4%, var(--surface)), var(--surface));
}
.panel::before {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 3.4rem;
  height: 3px;
  content: "";
  background: var(--state-color, var(--signal));
}
.status-label { color: var(--state-color, var(--signal)); }
[data-state="live"] { --state-color: var(--state-live); --state-dash: none; }
[data-state="forecast"] { --state-color: var(--state-forecast); --state-dash: 6 4; }
[data-state="syncing"] { --state-color: var(--state-syncing); --state-dash: 2 3; }
[data-state="degraded"] { --state-color: var(--state-degraded); --state-dash: none; }
[data-state="unknown"] { --state-color: var(--state-unknown); --state-dash: 5 6; }
[data-state="demo"] { --state-color: var(--state-demo); --state-dash: 1 3; }
[data-state="empty"] { --state-color: var(--state-empty); --state-dash: 10 8; }
.status-waveform { width: 100%; height: 3rem; color: var(--state-color); }
.status-waveform path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: square;
  stroke-dasharray: var(--state-dash);
}
.service-tile {
  min-height: 21rem;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}
.service-tile[href]:hover { border-color: var(--state-color, var(--signal)); transform: translateY(-2px); }
.service-tile h2 { margin: var(--space-5) 0 var(--space-2); font-size: 1.7rem; letter-spacing: -.035em; }
.service-tile p { margin: 0; color: var(--muted); line-height: 1.55; }
.service-tile [data-status-waveform] { margin-top: auto; padding-top: var(--space-4); border-top: 1px solid var(--line); }
.service-action { margin-top: var(--space-2); color: var(--text); font: 700 .7rem/1.2 var(--font-data); letter-spacing: .08em; text-transform: uppercase; }
.status-summary { margin: calc(var(--space-3) * -1) 0 var(--space-3); color: var(--muted); font: 600 .68rem/1.4 var(--font-data); letter-spacing: .08em; text-align: right; text-transform: uppercase; }
.state-card { width: 15rem; min-height: 11rem; display: grid; gap: var(--space-3); padding: var(--space-4); }
.state-card p { margin: 0; color: var(--muted); font-size: .8rem; }
.control-list { display: grid; gap: .7rem; margin: 1rem 0 0; padding-left: 1.2rem; color: var(--muted); line-height: 1.5; }
.control-list li::marker { color: var(--signal); }
.verification-panel { margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid var(--line); }
.verification-panel > p { margin-bottom: 0; }
.recovery-panel { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--line); color: var(--muted); }
.recovery-panel summary { color: var(--text); cursor: pointer; font-weight: 750; }
.recovery-panel p { margin-bottom: 0; line-height: 1.55; }

:root[data-skin="r9"] .panel {
  background:
    linear-gradient(rgba(87,214,222,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(87,214,222,.035) 1px, transparent 1px),
    var(--surface);
  background-size: 24px 24px;
}
:root[data-skin="r9"] .panel::before { width: 1rem; height: 1rem; background: transparent; border-top: 2px solid var(--state-color); border-left: 2px solid var(--state-color); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}