/* assets/css/app.css */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-600:   #0000;
  --blue-700:   #0000;
  --blue-50:    #0000;
  --slate-900:  #0f172a;
  --slate-700:  #334155;
  --slate-500:  #64748b;
  --slate-200:  #e2e8f0;
  --slate-100:  #f1f5f9;
  --slate-50:   #f8fafc;
  --red-600:    #dc2626;
  --red-50:     #fef2f2;
  --green-600:  #16a34a;
  --green-50:   #f0fdf4;
  --amber-500:  #f59e0b;
  --amber-50:   #fffbeb;
  --white:      #ffffff;
  --radius:     8px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,.1);
  --font:       'Inter', system-ui, -apple-system, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--slate-100);
  color: var(--slate-900);
  font-size: 15px;
  line-height: 1.55;
  min-height: 100vh;
}

/* ── Layout ─────────────────────────────── */
.app-wrap { display: flex; min-height: 100vh; }

.sidebar {
  width: 240px;
  background: var(--slate-900);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-logo {
  padding: 28px 24px 20px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -.3px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-logo span { color: var(--blue-600); }

.sidebar-nav { flex: 1; padding: 16px 0; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background .15s, color .15s;
  border-radius: 0;
}
.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: rgba(255,255,255,.07);
  color: var(--white);
}
.sidebar-nav a.active { border-left: 3px solid var(--blue-600); }
.sidebar-nav .icon { font-size: 16px; }

.sidebar-user {
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
.sidebar-user strong { display: block; color: rgba(255,255,255,.9); }
.sidebar-user a { color: var(--blue-600); text-decoration: none; font-size: 12px; }

.main { flex: 1; padding: 32px; overflow-x: auto; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-header h1 { font-size: 22px; font-weight: 700; }

/* ── Cards ──────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 24px;
}

/* ── Buttons ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary   { background: var(--blue-600); color: var(--white); }
.btn-primary:hover { background: var(--blue-700); }
.btn-danger    { background: var(--red-600); color: var(--white); }
.btn-danger:hover { opacity: .88; }
.btn-success   { background: var(--green-600); color: var(--white); }
.btn-success:hover { opacity: .88; }
.btn-outline   { background: transparent; color: var(--slate-700); border: 1.5px solid var(--slate-200); }
.btn-outline:hover { background: var(--slate-100); }
.btn-sm { padding: 5px 12px; font-size: 13px; }

/* ── Forms ──────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--slate-700); margin-bottom: 6px; }
.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--slate-200);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
  background: var(--white);
  color: var(--slate-900);
}
.form-control:focus { outline: none; border-color: var(--blue-600); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Table ──────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--slate-500);
  border-bottom: 2px solid var(--slate-200);
  background: var(--slate-50);
}
tbody td { padding: 13px 14px; border-bottom: 1px solid var(--slate-100); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--slate-50); }

/* ── Badges ─────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.badge-active     { background: var(--blue-50); color: var(--blue-600); }
.badge-done       { background: var(--green-50); color: var(--green-600); }
.badge-admin      { background: var(--amber-50); color: #92400e; }
.badge-editor     { background: var(--slate-100); color: var(--slate-700); }
.badge-warning    { background: var(--amber-50); color: var(--amber-500); }

/* ── Alerts ─────────────────────────────── */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 20px; border-left: 4px solid; }
.alert-success { background: var(--green-50); border-color: var(--green-600); color: #166534; }
.alert-error   { background: var(--red-50);   border-color: var(--red-600);   color: #991b1b; }
.alert-info    { background: var(--blue-50);  border-color: var(--blue-600);  color: #1e40af; }

/* ── Login page ─────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--slate-100);
}
.login-card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
}
.login-card h1 { font-size: 24px; font-weight: 800; margin-bottom: 4px; }
.login-card p  { color: var(--slate-500); font-size: 14px; margin-bottom: 32px; }

/* ── Dashboard stats ─────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px 24px;
  border-top: 3px solid var(--blue-600);
}
.stat-card.green  { border-top-color: var(--green-600); }
.stat-card.amber  { border-top-color: var(--amber-500); }
.stat-card.red    { border-top-color: var(--red-600); }
.stat-num { font-size: 32px; font-weight: 800; }
.stat-label { font-size: 13px; color: var(--slate-500); margin-top: 2px; }

/* ── Responsive ─────────────────────────── */
@media (max-width: 768px) {
  .sidebar { width: 200px; }
  .main { padding: 20px; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .app-wrap { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; }
  .sidebar-nav { display: flex; flex-wrap: wrap; padding: 8px; }
  .sidebar-nav a { padding: 8px 14px; }
}