*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3248;
  --accent: #6c63ff;
  --accent2: #4ecca3;
  --text: #e2e8f0;
  --text-muted: #8892a4;
  --danger: #ef4444;
  --radius: 12px;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}

header h1 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }
header h1 span { color: var(--accent2); }

.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .55rem 1.1rem; border-radius: 8px; border: none;
  font-size: .875rem; font-weight: 600; cursor: pointer;
  transition: opacity .15s, transform .1s;
}
.btn:hover { opacity: .85; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: var(--danger); color: #fff; }

main { max-width: 1280px; margin: 0 auto; padding: 2rem; }

.toolbar { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; flex-wrap: wrap; }

.search {
  flex: 1; min-width: 200px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: .55rem 1rem; color: var(--text); font-size: .875rem; outline: none;
  transition: border-color .2s;
}
.search:focus { border-color: var(--accent); }
.search::placeholder { color: var(--text-muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.4rem; display: flex; flex-direction: column; gap: .75rem;
  transition: border-color .2s, transform .15s; position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--card-color, var(--accent)); border-radius: var(--radius) var(--radius) 0 0;
}
.card:hover { border-color: var(--card-color, var(--accent)); transform: translateY(-2px); }

.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: .5rem; }
.card-icon { font-size: 2rem; line-height: 1; }
.card-actions { display: flex; gap: .4rem; }

.icon-btn {
  background: var(--surface2); border: 1px solid var(--border); color: var(--text-muted);
  border-radius: 6px; width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: .8rem; transition: color .15s, border-color .15s;
}
.icon-btn:hover { color: var(--text); border-color: var(--text-muted); }
.icon-btn.del:hover { color: var(--danger); border-color: var(--danger); }

.card-name { font-size: 1rem; font-weight: 700; }
.card-desc { font-size: .8rem; color: var(--text-muted); line-height: 1.5; flex: 1; }
.card-footer { display: flex; align-items: center; justify-content: space-between; }

.badge {
  font-size: .7rem; padding: .2rem .6rem; border-radius: 99px;
  background: var(--surface2); color: var(--text-muted); border: 1px solid var(--border);
}

.card-link { font-size: .75rem; color: var(--accent2); text-decoration: none; font-weight: 600; }
.card-link:hover { text-decoration: underline; }

.empty { grid-column: 1/-1; text-align: center; padding: 4rem; color: var(--text-muted); font-size: .95rem; }

.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
  z-index: 100; display: flex; align-items: center; justify-content: center; padding: 1rem;
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
.overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem; width: 100%; max-width: 480px;
  transform: translateY(20px); transition: transform .2s;
}
.overlay.open .modal { transform: translateY(0); }

.modal h2 { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.5rem; }

.form-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }

label { font-size: .8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }

input, textarea, select {
  background: var(--surface2); border: 1px solid var(--border); border-radius: 8px;
  padding: .6rem .9rem; color: var(--text); font-size: .875rem; outline: none;
  transition: border-color .2s; font-family: inherit;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 70px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.modal-footer { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 1.5rem; }

.toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  background: var(--surface); border: 1px solid var(--border);
  border-left: 4px solid var(--accent2); border-radius: 8px;
  padding: .8rem 1.2rem; font-size: .85rem; z-index: 200;
  opacity: 0; transform: translateX(20px);
  transition: opacity .25s, transform .25s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(0); }

/* ── Category filters ── */
.cat-filters {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .3rem .9rem;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  font-family: inherit;
}
.cat-pill:hover { border-color: var(--accent); color: var(--text); }
.cat-pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.cat-pill-count {
  background: rgba(255,255,255,.15);
  border-radius: 99px;
  padding: .05rem .4rem;
  font-size: .7rem;
}
.cat-pill:not(.active) .cat-pill-count {
  background: var(--surface2);
  color: var(--text-muted);
}

/* ── Grouped category sections ── */
.category-section { margin-bottom: 2.25rem; }

.category-title {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 1rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--border);
}

.cat-count {
  font-size: .7rem;
  padding: .1rem .5rem;
  border-radius: 99px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

/* ── Cards grid (used inside sections and flat views) ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

/* ── Drag handle ── */
.drag-handle {
  cursor: grab;
  color: var(--text-muted);
  opacity: .4;
  font-size: 1.1rem;
  line-height: 1;
  padding-right: .1rem;
  user-select: none;
  transition: opacity .15s;
}
.category-title:hover .drag-handle { opacity: 1; }
.drag-handle:active { cursor: grabbing; }

/* ── Drag states ── */
.category-section[draggable] { transition: opacity .15s; }
.category-section.dragging { opacity: .35; }
.category-section.drag-over > .category-title {
  border-bottom-color: var(--accent);
  color: var(--accent2);
}
.category-section.drag-over > .category-title::before {
  content: '';
  display: block;
  height: 2px;
  background: var(--accent);
  border-radius: 99px;
  margin-bottom: .6rem;
}

/* ══════════════════════════════════════════════
   LOGIN SCREEN
══════════════════════════════════════════════ */
#login-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
}

.login-logo {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: .5rem;
}
.login-logo span { color: var(--accent2); }

.login-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 600;
  margin-bottom: 1.75rem;
}

.login-error {
  color: var(--danger);
  font-size: .82rem;
  min-height: 1.2em;
  margin-bottom: .5rem;
  text-align: center;
}

/* ══════════════════════════════════════════════
   HEADER RIGHT
══════════════════════════════════════════════ */
.header-right {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
}

.user-chip {
  font-size: .78rem;
  color: var(--text-muted);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: .2rem .75rem;
  font-weight: 600;
}

/* ══════════════════════════════════════════════
   USER MANAGEMENT
══════════════════════════════════════════════ */
.user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .8rem 0;
  border-bottom: 1px solid var(--border);
}
.user-row:last-child { border-bottom: none; }

.user-info-row {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.user-name {
  font-weight: 600;
  font-size: .9rem;
}

.role-badge {
  font-size: .7rem;
  padding: .15rem .55rem;
  border-radius: 99px;
  font-weight: 600;
}
.role-badge.admin {
  background: rgba(108, 99, 255, .15);
  color: var(--accent);
  border: 1px solid rgba(108, 99, 255, .4);
}
.role-badge.user {
  background: var(--surface2);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.user-actions { display: flex; gap: .4rem; }