:root {
  --ink: #13231f;
  --muted: #61716c;
  --line: #dfe8e3;
  --paper: #f4f8f5;
  --white: #fff;
  --green: #3fa535;
  --green-dark: #16723b;
  --danger: #b42318;
  --danger-soft: #fee4e2;
  --shadow: 0 14px 38px rgba(9, 34, 28, .1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(63, 165, 53, .1), transparent 34vw),
    var(--paper);
  color: var(--ink);
  font-family: "Manrope", Arial, Helvetica, sans-serif;
  line-height: 1.45;
}

a { color: inherit; text-decoration: none; }

.login-body { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card, .admin-card, .panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .96);
  box-shadow: var(--shadow);
}

.login-card { display: grid; gap: 14px; width: min(420px, 100%); padding: 28px; }
.login-card img { width: 230px; max-width: 100%; }
.login-card h1 { margin: 0; }

.alert, .notice {
  margin: 0 0 16px;
  padding: 10px 13px;
  border-radius: 8px;
  background: #eaf7ed;
  color: #145c32;
  font-size: 14px;
  font-weight: 800;
}
.alert { background: var(--danger-soft); color: var(--danger); }

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfc;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

input { min-height: 38px; padding: 8px 10px; }
input[type="color"] { min-height: 38px; padding: 4px; cursor: pointer; }
input[type="file"] { padding: 7px 10px; }
textarea { min-height: 74px; padding: 9px 10px; resize: vertical; }
input:focus, textarea:focus {
  border-color: rgba(63, 165, 53, .58);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(63, 165, 53, .12);
}

button {
  min-height: 38px;
  border: 0;
  border-radius: 8px;
  padding: 0 15px;
  background: var(--green);
  color: var(--white);
  cursor: pointer;
  font-weight: 900;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}
button:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(63, 165, 53, .22); background: var(--green-dark); }

.admin-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 260px;
  overflow: auto;
  padding: 20px;
  background: #0d1f1a;
  color: rgba(255, 255, 255, .82);
}
.admin-sidebar img { width: 205px; padding: 9px; margin-bottom: 16px; border-radius: 8px; background: #fff; }

.nav-group { margin: 0 0 16px; padding: 0 0 12px; border-bottom: 1px solid rgba(255,255,255,.12); }
.nav-group > span {
  display: block;
  margin: 0 0 7px;
  color: rgba(255,255,255,.48);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}
.nav-group-actions { border-bottom: 0; }
.admin-sidebar a {
  position: relative;
  display: block;
  margin: 3px 0;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: rgba(255,255,255,.78);
  font-size: 14px;
  font-weight: 800;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease, border-color 180ms ease;
}
.admin-sidebar a:hover { background: rgba(255,255,255,.08); color: #fff; transform: translateX(3px); }
.admin-sidebar a.is-active {
  border-color: rgba(63,165,53,.55);
  background: linear-gradient(135deg, rgba(63,165,53,.28), rgba(255,255,255,.08));
  color: #fff;
  box-shadow: inset 4px 0 0 var(--green);
}

.admin-main {
  margin-left: 260px;
  padding: 22px;
}
.admin-main h1 {
  margin: 0 0 16px;
  font-size: 28px;
  line-height: 1.1;
}

.panel {
  display: none;
  margin-bottom: 18px;
  padding: 18px;
}
.panel.is-active { display: block; animation: panelIn 220ms ease both; }
.panel > h2 {
  position: sticky;
  top: 0;
  z-index: 2;
  margin: -18px -18px 16px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  border-radius: 8px 8px 0 0;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(10px);
  font-size: 22px;
  line-height: 1.2;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(240px, 1fr));
  gap: 14px;
}

.admin-item {
  display: grid;
  align-content: start;
  gap: 8px;
}

.admin-card {
  display: grid;
  gap: 10px;
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: 0 8px 24px rgba(9, 34, 28, .08);
}
.admin-card.wide {
  max-width: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}
.admin-card h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.25;
}
.admin-card.wide > h3,
.admin-card.wide > .form-grid,
.admin-card.wide > .check,
.admin-card.wide > button {
  grid-column: 1 / -1;
}
.admin-card.wide > label:has(textarea) {
  grid-column: span 1;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfc;
}
.check input { width: auto; min-height: auto; }

.admin-card button[type="submit"] {
  width: fit-content;
  min-width: 130px;
}

.delete-form {
  margin: 0;
}
.delete-form button {
  min-height: 34px;
  width: auto;
  background: var(--danger-soft);
  color: var(--danger);
  box-shadow: none;
}
.delete-form button:hover {
  background: #fecdca;
  box-shadow: none;
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1200px) {
  .admin-grid { grid-template-columns: repeat(2, minmax(240px, 1fr)); }
}

@media (max-width: 900px) {
  .admin-sidebar { position: static; width: auto; }
  .nav-group { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
  .nav-group > span { width: 100%; }
  .admin-sidebar a { display: inline-flex; margin-right: 4px; }
  .admin-main { margin-left: 0; padding: 16px; }
  .admin-grid, .form-grid, .admin-card.wide { grid-template-columns: 1fr; }
  .panel > h2 { position: static; }
}