:root {
  --bg: #f3f1ec;
  --bg-elevated: #fffcf7;
  --ink: #1c2430;
  --muted: #5c6675;
  --line: #d5d0c6;
  --accent: #0f5c4c;
  --accent-hover: #0a4439;
  --danger: #9b2c2c;
  --ok: #1f6b3a;
  --shadow: 0 10px 30px rgba(28, 36, 48, 0.06);
  --radius: 12px;
  --font: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #e7efe9 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #efe8dc 0%, transparent 50%),
    var(--bg);
  min-height: 100vh;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 252, 247, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  flex: 1;
}

.nav-link {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
  padding: 0.25rem 0.35rem;
  border-radius: 6px;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--ink);
  background: rgba(15, 92, 76, 0.08);
  text-decoration: none;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.user-chip {
  font-size: 0.85rem;
  color: var(--muted);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  border-radius: 8px;
  padding: 0.35rem 0.55rem;
  cursor: pointer;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem 1rem;
  border-top: 1px solid var(--line);
}

.nav-mobile a {
  color: var(--ink);
  padding: 0.4rem 0;
}

.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.75rem 1.25rem 3rem;
}

.page-head h1,
.hero-home h1 {
  margin: 0 0 0.35rem;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 42rem;
}

.hero-home { margin-bottom: 1.5rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.panel-card {
  display: block;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.panel-card:hover {
  transform: translateY(-2px);
  border-color: #b9cfc7;
  text-decoration: none;
}

.panel-card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.panel-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

.btn {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
  font: inherit;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-primary:hover { background: var(--accent-hover); }

.btn-danger {
  background: #fff5f5;
  border-color: #e8b4b4;
  color: var(--danger);
}

.btn-ghost {
  background: transparent;
}

.btn-sm {
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
}

.inline { display: inline; }

.stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.9rem;
}

input[type="text"],
input[type="password"],
input[type="url"] {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font: inherit;
  background: #fff;
}

.check {
  flex-direction: row;
  align-items: center;
  gap: 0.45rem;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.form-row.compact { margin-bottom: 0.6rem; }

.alert {
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.alert-ok {
  background: #e8f6ec;
  color: var(--ok);
  border: 1px solid #b7dfc2;
}

.alert-error {
  background: #fdecec;
  color: var(--danger);
  border: 1px solid #efc0c0;
}

.login-body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 1rem;
}

.login-card {
  width: min(380px, 100%);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.login-card h1 { margin: 0 0 0.25rem; }

.embed-wrap {
  background: #111;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 70vh;
}

.embed-wrap iframe {
  width: 100%;
  height: 75vh;
  border: 0;
  display: block;
}

.embed-fallback { margin-top: 0.75rem; }

.link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.link-item {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.link-title {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
}

.link-desc {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.empty-state {
  background: var(--bg-elevated);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}

.admin-grid {
  display: grid;
  gap: 1.25rem;
}

.admin-block {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.admin-block h2 {
  margin: 0 0 0.85rem;
  font-size: 1.15rem;
}

.admin-block h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.admin-form {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.user-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem;
  margin-bottom: 0.75rem;
  background: #fff;
}

.user-card-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.badge {
  font-size: 0.75rem;
  background: rgba(15, 92, 76, 0.12);
  color: var(--accent);
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
}

.access-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.access-pages {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.25rem 0.75rem;
  padding: 0.5rem 0;
}

.access-pages.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.admin-link-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.admin-link-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--line);
}

@media (max-width: 800px) {
  .nav, .topbar-right { display: none; }
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .nav-mobile:not([hidden]) { display: flex; }
  .embed-wrap iframe { height: 60vh; }
}