@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #F4F6F5;
  --surface: #FFFFFF;
  --ink: #16201C;
  --ink-soft: #4B564F;
  --border: #DCE2DE;
  --accent: #1F6F5C;
  --accent-ink: #FFFFFF;
  --accent-soft: #E7F1EE;
  --danger: #B5432A;
  --danger-soft: #F7E9E4;
}

* { box-sizing: border-box; }

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

h1, h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  margin: 0 0 .4em;
  letter-spacing: -0.01em;
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.05rem; margin-top: 2rem; color: var(--ink); }

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

.mono { font-family: 'IBM Plex Mono', monospace; font-size: 0.92em; }
.muted { color: var(--ink-soft); }

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.brand { color: var(--ink); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mono {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 500;
  font-size: 1rem;
  color: var(--ink);
}
.topnav { display: flex; align-items: center; gap: 1.5rem; }
.topnav a { color: var(--ink-soft); font-weight: 500; font-size: 0.92rem; }
.topnav a:hover { color: var(--ink); text-decoration: none; }
.topnav a.active { color: var(--accent); }
.topnav a.logout { color: var(--ink-soft); }

.page { max-width: 900px; margin: 0 auto; padding: 2rem; }

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.back-link { display: inline-block; margin-bottom: .5rem; font-size: 0.88rem; color: var(--ink-soft); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #195B4C; text-decoration: none; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--ink); }
.btn-ghost:hover { background: var(--surface); text-decoration: none; }

.link-btn {
  background: none; border: none; padding: 0; cursor: pointer;
  font-family: 'Inter', sans-serif; font-size: 0.88rem; color: var(--ink-soft);
}
.link-btn.danger:hover { color: var(--danger); text-decoration: underline; }

/* Table */
.link-table, .simple-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}
.link-table th, .simple-table th {
  text-align: left;
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--ink-soft);
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}
.link-table td, .simple-table td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.link-table tr:last-child td, .simple-table tr:last-child td { border-bottom: none; }
.row-title { font-size: 0.82rem; color: var(--ink-soft); margin-top: 2px; }
.row-actions { display: flex; gap: 0.9rem; align-items: center; white-space: nowrap; }
.truncate { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.simple-table td.num { text-align: right; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 500;
}
.badge-on { background: var(--accent-soft); color: var(--accent); }
.badge-off { background: var(--danger-soft); color: var(--danger); }

.empty-state {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 3rem;
  text-align: center;
}
.empty-state p { margin-bottom: 1rem; color: var(--ink-soft); }

.flash {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.6rem 0.9rem;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.form-error {
  background: var(--danger-soft);
  color: var(--danger);
  padding: 0.6rem 0.9rem;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* Forms */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  max-width: 480px;
}
label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 1.1rem;
}
label span.muted { font-weight: 400; font-size: 0.82rem; }
input[type="text"], input[type="url"], input[type="password"], input[type="date"] {
  display: block;
  width: 100%;
  margin-top: 0.4rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  background: var(--bg);
  color: var(--ink);
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.prefix-input {
  display: flex;
  align-items: center;
  margin-top: 0.4rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  overflow: hidden;
}
.prefix-input span { padding: 0.55rem 0 0.55rem 0.7rem; font-size: 0.88rem; }
.prefix-input input { border: none; background: transparent; margin: 0; }
.prefix-input input:focus { outline: none; }
.checkbox-row { display: flex; align-items: center; gap: 0.5rem; font-weight: 400; }
.checkbox-row input { width: auto; }
.form-actions { display: flex; gap: 0.75rem; margin-top: 0.5rem; }
.lock-note { font-weight: 400; }

/* Auth pages */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2.5rem;
  width: 100%;
  max-width: 360px;
}
.auth-box .brand { display: block; margin-bottom: 1.5rem; }

/* Stats */
.stat-summary { display: flex; gap: 2.5rem; margin-bottom: 1rem; }
.stat-block { display: flex; flex-direction: column; }
.stat-num { font-family: 'Space Grotesk', sans-serif; font-size: 1.8rem; font-weight: 600; }
.stat-label { font-size: 0.82rem; color: var(--ink-soft); }

.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 120px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 0.75rem 0.5rem;
}
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; }
.bar { width: 60%; min-width: 6px; background: var(--accent); border-radius: 3px 3px 0 0; }
.bar-label { font-size: 0.65rem; color: var(--ink-soft); margin-top: 0.4rem; }

@media (max-width: 640px) {
  .topbar { padding: 1rem; }
  .page { padding: 1.25rem; }
  .row-actions { flex-wrap: wrap; }
  .truncate { max-width: 140px; }
}