@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --bg: #F4F6F7;
  --card: #FFFFFF;
  --border: #E2E6E8;
  --text: #1B2326;
  --muted: #6B7478;
  --accent: #0F6E56;
  --accent-light: #E1F5EE;
  --stop: #C44536;
  --radius-card: 12px;
  --radius-input: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.muted { color: var(--muted); }
.small { font-size: 13px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: var(--radius-input);
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-block { width: 100%; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #0c5a45; }
.btn-stop { background: var(--stop); color: #fff; }
.btn-stop:hover { background: #a8392c; }
.btn-secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--accent); }
.btn-link { background: none; border: none; color: var(--muted); font-size: 14px; cursor: pointer; padding: 6px 10px; }
.btn-link:hover { color: var(--text); }
.btn:focus-visible, .btn-link:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn:disabled { opacity: 0.6; cursor: default; }

/* Forms */
label { display: block; font-size: 13px; font-weight: 500; margin: 14px 0 6px; }
input[type="text"], input[type="email"], input[type="password"], input[type="url"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

/* Auth pages */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.auth-card {
  width: 360px;
  max-width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
}
.auth-mark {
  width: 36px; height: 36px;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  margin-bottom: 16px;
}
.auth-card h1 { font-size: 20px; margin: 0 0 4px; }

.alert { padding: 10px 12px; border-radius: var(--radius-input); font-size: 13px; margin: 14px 0; }
.alert-error { background: #FCEBEB; color: #791F1F; }
.alert-success { background: var(--accent-light); color: #085041; }

/* Topbar */
.topbar {
  display: flex; align-items: center; gap: 24px;
  padding: 14px 28px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.topbar-mark {
  width: 28px; height: 28px;
  background: var(--accent); color: #fff;
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600; font-size: 13px;
}
.topbar-nav { display: flex; gap: 18px; flex: 1; }
.topbar-nav a { color: var(--muted); font-weight: 500; font-size: 14px; padding: 6px 0; border-bottom: 2px solid transparent; }
.topbar-nav a.active { color: var(--text); border-color: var(--accent); }
.topbar-user { display: flex; align-items: center; gap: 14px; }

/* Page layout */
.page { max-width: 1080px; margin: 0 auto; padding: 32px 28px 60px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head h1 { font-size: 22px; margin: 0; }

.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }

/* Site grid + cards */
.site-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.site-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
}
.site-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.site-card-head h2 { font-size: 16px; margin: 0 0 2px; }

.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); margin-top: 4px; flex-shrink: 0; }
.status-dot.is-running { background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(15,110,86,0.45); }
  70% { box-shadow: 0 0 0 6px rgba(15,110,86,0); }
  100% { box-shadow: 0 0 0 0 rgba(15,110,86,0); }
}

.site-card-timer { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 10px 0; }
.timer-display {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: 0.5px;
  font-variant-numeric: tabular-nums;
}

.site-card-foot { font-size: 13px; color: var(--muted); text-align: center; }
.site-card-foot:hover { color: var(--accent); }

/* Panels, tables, keys (sites + site detail pages) */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 22px;
  margin-bottom: 20px;
}
.panel h2 { font-size: 16px; margin: 0 0 14px; }

.inline-form { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; }
.inline-form > div { flex: 1; min-width: 180px; }
.inline-form label { margin-top: 0; }
.inline-form .btn { height: 40px; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: 14px; }
.table th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }

.key-field { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.key-value { font-family: 'IBM Plex Mono', monospace; font-size: 13px; background: var(--bg); padding: 4px 8px; border-radius: 6px; }

/* Session history + activity feed (site detail page) */
.session-row { border-bottom: 1px solid var(--border); padding: 12px 0; }
.session-row:last-child { border-bottom: none; }
.session-row summary { display: flex; align-items: center; gap: 14px; cursor: pointer; list-style: none; font-size: 14px; flex-wrap: wrap; }
.session-row summary::-webkit-details-marker { display: none; }
.session-row summary::before { content: '▸'; color: var(--muted); transition: transform 0.15s; display: inline-block; }
.session-row[open] summary::before { transform: rotate(90deg); }

.badge { font-family: 'IBM Plex Mono', monospace; font-size: 12px; background: var(--bg); padding: 3px 8px; border-radius: 6px; }
.badge-running { background: var(--accent-light); color: #085041; }

.activity-list { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.activity-list li { font-size: 13px; padding: 6px 0; border-bottom: 1px solid var(--border); }
.activity-list li:last-child { border-bottom: none; }
.badge-type { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; background: var(--accent-light); color: #085041; padding: 2px 6px; border-radius: 4px; margin-right: 6px; }

@media (prefers-reduced-motion: reduce) {
  .status-dot.is-running { animation: none; }
}

@media (max-width: 600px) {
  .page { padding: 20px 16px 40px; }
  .topbar { padding: 12px 16px; }
}