/* Mercure hub UI — visual language mirrored from the mercure.rocks 2026 site. */

:root {
  color-scheme: dark;

  --page-400: #38444d;
  --page-600: #1f2a33;
  --page-700: #18232b;
  --page-800: #111c24;
  --page-900: #0d171f;
  --page-950: #050e16;
  --ink: #f2f6f8;
  --ink-2: #b2b8bd;
  --ink-3: #8a9398;
  --line: rgb(96 121 142 / 25%);
  --line-strong: rgb(96 121 142 / 75%);
  --brand-1: #76c8dd;
  --brand-2: #2ab3d7;
  --accent: #fea668;
  --ok: #73ce95;
  --danger: #fa6863;
  --grad: linear-gradient(135deg, #76c8dd 0%, #2ab3d7 100%);
  --card: linear-gradient(180deg, rgb(24 35 43 / 70%), rgb(17 28 36 / 70%));
  --radius-sm: 6px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --shadow-elevated: 0 30px 60px -30px rgb(0 0 0 / 55%);
  --shadow-primary:
    0 8px 24px -10px rgb(42 179 215 / 65%), inset 0 1px 0 rgb(255 255 255 / 35%);
  --font-sans:
    ui-sans-serif, system-ui, -apple-system, "Segoe UI", roboto, sans-serif;
  --font-mono: ui-monospace, "SF Mono", menlo, consolas, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page-900);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Fixed aurora wash behind everything. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 15% 0%, rgb(42 179 215 / 14%), transparent 70%),
    radial-gradient(
      50% 45% at 100% 10%,
      rgb(118 200 221 / 10%),
      transparent 70%
    );
}

a {
  color: var(--brand-1);
  text-decoration: none;
}

a:hover {
  color: var(--ink);
}

code,
kbd {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--brand-1);
}

h1,
h2,
h3 {
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  background: rgb(13 23 31 / 70%);
  backdrop-filter: blur(16px);
}

.nav img {
  height: 26px;
  width: auto;
}

.wordmark {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.wordmark span {
  color: var(--brand-1);
}

.nav-mode {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
}

.nav-spacer {
  flex: 1;
}

/* Status pill */
.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: var(--page-800);
  color: var(--ink-2);
}

.status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: currentcolor;
}

.status[data-state="on"] {
  color: var(--ok);
  border-color: rgb(115 206 149 / 40%);
  background: rgb(115 206 149 / 10%);
}

.status[data-state="error"] {
  color: var(--danger);
  border-color: rgb(250 104 99 / 40%);
  background: rgb(250 104 99 / 10%);
}

/* Layout */
.wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 24px 64px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

@media (width <= 860px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.col {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.span-2 {
  grid-column: 1 / -1;
}

/* Card */
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  padding: 24px;
}

.card > h2 {
  margin: 0 0 4px;
  font-size: 18px;
}

.card > .hint {
  margin: 0 0 18px;
}

.hint {
  color: var(--ink-3);
  font-size: 13px;
  line-height: 1.6;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--brand-1);
}

/* Fields */
.field {
  margin-bottom: 16px;
}

.field:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

input,
textarea,
select {
  display: block;
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--page-900);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 10px 12px;
  transition: border-color 0.15s;
}

textarea {
  font-family: var(--font-mono);
  font-size: 13px;
  resize: vertical;
  min-height: 72px;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--brand-1);
}

input::placeholder,
textarea::placeholder {
  color: var(--ink-3);
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a9398' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: var(--ink-2);
  cursor: pointer;
}

.checkbox input {
  width: 16px;
  height: 16px;
  accent-color: var(--brand-1);
}

.radios {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.radios label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: var(--ink-2);
  margin: 0;
  cursor: pointer;
}

.radios input {
  width: auto;
  accent-color: var(--brand-1);
}

/* Segmented tabs (matcher type) */
.tabs {
  display: inline-flex;
  gap: 2px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  background: var(--page-800);
}

.tabs button {
  width: auto;
  border: 0;
  background: transparent;
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s;
}

.tabs button[aria-selected="true"] {
  background: var(--page-600);
  color: var(--ink);
}

/* Buttons */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

button.btn {
  width: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.15s,
    border-color 0.15s,
    color 0.15s;
}

button.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

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

.btn-primary {
  background: var(--grad);
  color: #061826;
  box-shadow: var(--shadow-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-ghost:hover:not(:disabled) {
  border-color: var(--brand-1);
  color: var(--brand-1);
}

/* Insecure banner */
.banner {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgb(254 166 104 / 40%);
  background: rgb(254 166 104 / 8%);
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.55;
}

.banner strong {
  color: var(--accent);
}

/* Log / code window */
.window {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--page-900);
  box-shadow: var(--shadow-elevated);
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--page-800);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-3);
}

.window-bar .dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--page-400);
}

.window-bar .title {
  margin-left: 6px;
}

.window-bar .count {
  margin-left: auto;
  color: var(--ink-2);
}

.log {
  margin: 0;
  padding: 8px;
  max-height: 460px;
  overflow: auto;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.log .empty {
  padding: 24px 12px;
  color: var(--ink-3);
  text-align: center;
}

.event {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.event + .event {
  margin-top: 2px;
  border-top: 1px solid var(--line);
  border-radius: 0;
}

.event .meta {
  display: flex;
  gap: 10px;
  color: var(--ink-3);
  font-size: 11px;
  margin-bottom: 4px;
}

.event .meta .id {
  color: var(--brand-1);
  overflow-wrap: anywhere;
}

.event pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--ink);
}

/* Subscriptions */
.subs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.sub {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--page-900);
  padding: 14px;
  font-size: 13px;
}

.sub .id {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--brand-1);
  overflow-wrap: anywhere;
  margin-bottom: 10px;
}

.sub dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
}

.sub dt {
  color: var(--ink-3);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sub dd {
  margin: 0;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.sub pre {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: var(--page-950);
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.hidden {
  display: none !important;
}