:root {
  --bg: #fbf7f4;
  --bg-alt: #f3ebe4;
  --panel: #ffffff;
  --border: #ebe4de;
  --border-soft: #f0eaf7;
  --text: #2c2a2e;
  --muted: #7a7470;
  --link: #c97878;
  --link-hover: #a85e5e;
  --accent: #e8a0a0;
  --accent-deep: #c97878;
  --mint: #8fc4b5;
  --mint-soft: #e4f3ee;
  --blush-soft: #f8e6e4;
  --ok: #5a9a8a;
  --ok-bg: #e4f3ee;
  --danger: #b30000;
  --danger-bg: #fff5f5;
  --warn: #b35c00;
  --warn-bg: #faf0e6;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 10px 36px rgba(44, 42, 46, 0.06);
  --shadow-sm: 0 4px 16px rgba(44, 42, 46, 0.04);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.admin-nav {
  background: rgba(255, 255, 255, 0.9);
  border-right: 1px solid var(--border);
  padding: 1.35rem 1rem;
  backdrop-filter: saturate(180%) blur(20px);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand { display: inline-flex; align-items: center; gap: .5rem; text-decoration: none !important; margin-bottom: .35rem; }
.brand-logo { display: block; height: 36px; width: auto; }
.admin-nav .sub { color: var(--muted); font-size: 12px; margin-bottom: 1.4rem; }

.admin-nav a {
  display: block;
  color: var(--text);
  padding: .55rem .75rem;
  border-radius: 10px;
  margin-bottom: .2rem;
  font-size: 13px;
  opacity: .88;
}
.admin-nav a:hover { background: var(--blush-soft); text-decoration: none; opacity: 1; color: var(--text); }
.admin-nav a.active { background: linear-gradient(145deg, var(--blush-soft), var(--mint-soft)); font-weight: 600; opacity: 1; text-decoration: none; }

.admin-main { padding: 1.5rem 1.75rem 2.5rem; max-width: 1200px; }

.admin-top { display: flex; justify-content: space-between; gap: 1rem; align-items: center; margin-bottom: 1.25rem; }
.admin-top h1 { margin: 0; font-size: 28px; font-weight: 600; letter-spacing: -.02em; }

.btn {
  display: inline-flex; align-items: center; gap: .35rem;
  border: 1px solid transparent; border-radius: 999px;
  padding: .55rem 1rem; font-weight: 500; cursor: pointer;
  font-size: 13px; font-family: inherit;
  transition: background .15s ease, border-color .15s ease;
}
.btn-primary { background: var(--text); color: #fff; border-color: var(--text); }
.btn-primary:hover { background: #1a181c; color: #fff; text-decoration: none; }
.btn-secondary { background: var(--panel); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--bg-alt); text-decoration: none; }
.btn-danger { background: var(--danger-bg); color: var(--danger); border-color: #f0c8c8; }
.btn-danger:hover { filter: brightness(0.98); text-decoration: none; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  box-shadow: var(--shadow-sm);
}

.stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: .75rem;
  margin-bottom: 1.15rem;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}
.stat .label { color: var(--muted); font-size: 12px; font-weight: 500; }
.stat .value { font-size: 1.6rem; font-weight: 600; margin-top: .25rem; letter-spacing: -.02em; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: .65rem .4rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
.muted { color: var(--muted); }
.row-actions { display: flex; gap: .4rem; justify-content: flex-end; align-items: center; }
.row-actions form { display: inline; margin: 0; }

.badge { display: inline-block; padding: .15rem .5rem; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-muted { background: var(--bg-alt); color: var(--muted); }

.flash { padding: .75rem 1rem; border-radius: 12px; margin-bottom: 1rem; font-size: 14px; }
.flash-ok { background: var(--ok-bg); color: var(--ok); border: 1px solid #c5e4da; }
.flash-error { background: var(--danger-bg); color: var(--danger); border: 1px solid #f0c8c8; }
.error-list { margin: 0; padding-left: 1.1rem; }

label { display: block; font-size: 13px; font-weight: 500; margin-bottom: .35rem; }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="url"], input[type="search"], select, textarea {
  width: 100%;
  padding: .6rem .75rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
textarea { min-height: 100px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-grid .full { grid-column: 1 / -1; }
.checks { display: flex; gap: 1.25rem; flex-wrap: wrap; align-items: center; }
.checks label { display: inline-flex; align-items: center; gap: .4rem; margin: 0; font-weight: 400; }
.actions { display: flex; gap: .5rem; margin-top: 1.25rem; flex-wrap: wrap; }
.field-gap { margin-bottom: .9rem; }

.toolbar { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; align-items: center; }
.toolbar input, .toolbar select { width: auto; min-width: 180px; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: linear-gradient(160deg, var(--blush-soft), var(--mint-soft) 55%, var(--bg));
}
.login-card { width: min(100%, 420px); }
.login-card h1 { margin: .75rem 0 .35rem; font-size: 1.5rem; }
.login-card > p { color: var(--muted); margin-top: 0; margin-bottom: 1.25rem; }
.login-brand { margin-bottom: .5rem; }

code { background: var(--bg-alt); padding: .1rem .35rem; border-radius: 6px; font-size: 12px; }

@media (max-width: 960px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-nav { position: relative; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
}