:root {
  --bg: #0f1412;
  --card: #1a221e;
  --line: #2a3530;
  --text: #e8f0eb;
  --muted: #9cb0a6;
  --accent: #5bd4a0;
  --danger: #f0a8a8;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

code {
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

a {
  color: var(--accent);
}

.muted {
  color: var(--muted);
  margin: 0.25rem 0 1rem;
}

.fine {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 1rem;
}

.error {
  color: var(--danger);
  min-height: 1.25rem;
  margin: 0.5rem 0 0;
}

.admin-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.admin-gate-card {
  width: min(100%, 400px);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.75rem;
}

.admin-gate h1,
.admin-app h1 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
}

.block {
  display: block;
  margin-bottom: 1rem;
  font-weight: 600;
}

.block input {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #0c100e;
  color: var(--text);
  font: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  color: #f2f8f5;
}

.btn.primary {
  background: #5bd4a0;
  color: #0f1412 !important;
  border-color: #4aba8a;
}

.btn.primary:hover {
  background: #6fe0ae;
  color: #0a0f0c !important;
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.42);
  color: #f2f8f5 !important;
}

.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.55);
  color: #ffffff !important;
}

a.btn.ghost {
  color: #f2f8f5 !important;
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: #f2f8f5 !important;
}

.btn.secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff !important;
}

.btn-save-live {
  background: linear-gradient(165deg, #2d7a55, #245539);
  border: 1px solid #5bd4a0;
  color: #ffffff !important;
}

.btn-save-live:hover {
  background: linear-gradient(165deg, #358f64, #2a6344);
  color: #ffffff !important;
}

.btn.small {
  font-size: 0.85rem;
  padding: 0.35rem 0.65rem;
}

.btn-danger-outline {
  border-color: #8b4848;
  color: var(--danger);
  background: transparent;
}

.admin-app {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem clamp(1rem, 3vw, 2rem) 3rem;
}

.admin-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.admin-top-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.toast {
  min-height: 1.5rem;
  margin: 0 0 1rem;
  color: var(--accent);
}

.admin-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

.admin-panel h2 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.admin-fieldset {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.admin-fieldset legend {
  padding: 0 0.35rem;
  font-weight: 700;
}

.admin-row {
  display: grid;
  gap: 0.65rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.admin-row:last-of-type {
  border-bottom: none;
}

.admin-row label {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

.admin-row input[type="text"],
.admin-row input[type="password"] {
  margin-top: 0.25rem;
  padding: 0.45rem 0.55rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #0c100e;
  color: var(--text);
  font: inherit;
  font-weight: 400;
  color-scheme: dark;
}

.admin-file-label {
  font-size: 0.8rem;
}

.admin-actions {
  display: block;
}

.admin-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.admin-actions-help {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.link-btn {
  display: inline;
  padding: 0;
  margin: 0;
  border: none;
  background: none;
  color: var(--accent);
  font: inherit;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-btn:hover {
  color: #8cf5c9;
}

.file-btn {
  cursor: pointer;
}