/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
  --color-primary:      #ee7f00;
  --color-primary-dark: #d97200;
  --color-dark:         #213452;
  --color-dark-hover:   #3a5279;
  --color-white:        #ffffff;
  --color-bg:           #f5f5f5;
  --color-gray:         #e0e0e0;
  --color-text:         #333333;
  --color-text-light:   #666666;
  --color-success:      #28a745;
  --color-error:        #dc3545;
  --color-warning:      #ffc107;
  --color-border:       #e0e0e0;
  --shadow-sm:          0 2px 4px rgba(0,0,0,0.08);
  --shadow-md:          0 4px 12px rgba(0,0,0,0.2);
  --shadow-lg:          0 16px 40px rgba(0,0,0,0.3);
  --transition:         0.15s ease;
}

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem; border: 1px solid transparent;
  border-radius: 4px; font-size: 0.875rem; font-weight: 500;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
  font-family: inherit;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary   { background: var(--color-primary); color: var(--color-white); }
.btn-secondary { background: var(--color-gray); color: var(--color-text); }
.btn-outline   { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn-danger    { background: var(--color-error); color: var(--color-white); }
.btn-primary:hover:not(:disabled)   { background: var(--color-primary-dark); }
.btn-secondary:hover:not(:disabled) { background: #d0d0d0; }
.btn-outline:hover:not(:disabled)   { background: var(--color-primary); color: var(--color-white); }
.btn-danger:hover:not(:disabled)    { background: #c82333; }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,0.6); color: var(--color-white); }
.btn-outline-light:hover:not(:disabled) { background: rgba(255,255,255,0.15); border-color: var(--color-white); }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.8rem; }
.btn-xs { padding: 0.2rem 0.5rem; font-size: 0.75rem; }

/* ─── Card ──────────────────────────────────────────────────── */
.card { background: var(--color-white); border-radius: 8px; box-shadow: var(--shadow-sm); overflow: hidden; }
.card-header {
  background: var(--color-dark); color: var(--color-white);
  padding: 0.85rem 1.25rem; font-size: 1rem; font-weight: 600;
  display: flex; align-items: center; justify-content: space-between;
}
.card-body { padding: 1.25rem; }

/* ─── Forms ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.35rem; font-size: 0.875rem; font-weight: 500; }
input[type="text"], input[type="email"], input[type="password"],
input[type="number"], textarea, select {
  width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--color-border);
  border-radius: 4px; font-size: 0.875rem; color: var(--color-text);
  background: var(--color-white); transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(238,127,0,0.2);
}
.form-error { color: var(--color-error); font-size: 0.8rem; margin-top: 0.35rem; }
.form-hint  { color: var(--color-text-light); font-size: 0.8rem; margin-top: 0.35rem; }

/* ─── Table ─────────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; }
.table th {
  background: var(--color-bg); padding: 0.65rem 0.85rem; text-align: left;
  font-size: 0.8rem; font-weight: 600; color: var(--color-text-light);
  text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.table td { padding: 0.65rem 0.85rem; font-size: 0.875rem; border-bottom: 1px solid var(--color-border); }
.table tbody tr:hover { background: rgba(238,127,0,0.04); }

/* ─── Badges ────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; padding: 0.15rem 0.55rem;
  border-radius: 10px; font-size: 0.75rem; font-weight: 600; white-space: nowrap;
}
.badge-primary  { background: rgba(238,127,0,0.12); color: var(--color-primary); }
.badge-dark     { background: var(--color-dark); color: var(--color-white); }
.badge-success  { background: rgba(40,167,69,0.12); color: var(--color-success); }
.badge-error    { background: rgba(220,53,69,0.1); color: var(--color-error); }
.badge-warning  { background: rgba(255,193,7,0.15); color: #856404; }
.badge-neutral  { background: var(--color-bg); color: var(--color-text-light); }

/* ─── Filter Bar ────────────────────────────────────────────── */
.filter-bar { display: flex; gap: 0.5rem; padding: 0.6rem 1rem; flex-wrap: wrap; align-items: center; }
.filter-btn {
  padding: 0.25rem 0.75rem; border: 1px solid var(--color-gray); border-radius: 20px;
  background: none; font-size: 0.8rem; color: var(--color-text-light);
  cursor: pointer; transition: var(--transition); font-family: inherit;
}
.filter-btn:hover:not(.active) { border-color: var(--color-dark); color: var(--color-dark); }
.filter-btn.active { background: var(--color-dark); color: var(--color-white); border-color: var(--color-dark); }

/* ─── Modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center; z-index: 500; padding: 1rem;
}
.modal { background: var(--color-white); border-radius: 10px; box-shadow: var(--shadow-lg); width: 100%; max-width: 540px; max-height: 90vh; overflow-y: auto; }
.modal-header { background: var(--color-dark); color: var(--color-white); padding: 1rem 1.5rem; border-radius: 10px 10px 0 0; display: flex; align-items: center; justify-content: space-between; font-size: 1rem; font-weight: 600; }
.modal-body   { padding: 1.5rem; }
.modal-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: 0.75rem; }

/* ─── Toast ─────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; z-index: 1000; }
.toast { padding: 0.75rem 1.25rem; border-radius: 6px; color: var(--color-white); font-size: 0.875rem; font-weight: 500; box-shadow: var(--shadow-md); animation: toast-in 0.2s ease; }
.toast.success { background: var(--color-success); }
.toast.error   { background: var(--color-error); }
.toast.warning { background: #856404; }
@keyframes toast-in { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }

/* ─── Loading ───────────────────────────────────────────────── */
.loading { display: flex; align-items: center; justify-content: center; gap: 0.75rem; padding: 3rem; color: var(--color-text-light); font-size: 0.875rem; }
.loading-spinner { width: 24px; height: 24px; border: 3px solid var(--color-gray); border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.8s linear infinite; flex-shrink: 0; }
.loading-spinner-sm { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.4); border-top-color: var(--color-white); border-radius: 50%; animation: spin 0.8s linear infinite; flex-shrink: 0; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Header ────────────────────────────────────────────────── */
.header { background: var(--color-dark); color: var(--color-white); padding: 0 2rem; height: 56px; display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; }
.header h1 { font-size: 1.1rem; font-weight: 700; margin: 0; }
.header-user { display: flex; align-items: center; gap: 1rem; font-size: 0.875rem; }
.header-username { color: var(--color-primary); font-weight: 600; }

/* ─── Nav tabs ──────────────────────────────────────────────── */
.nav-tabs { display: flex; gap: 0.25rem; margin-left: 2rem; }
.nav-tab { padding: 0.35rem 0.85rem; background: none; border: none; color: rgba(255,255,255,0.7); font-size: 0.875rem; cursor: pointer; border-radius: 4px; transition: var(--transition); font-family: inherit; }
.nav-tab:hover  { color: var(--color-white); background: rgba(255,255,255,0.1); }
.nav-tab.active { color: var(--color-white); background: rgba(255,255,255,0.15); }

/* ─── Stats ─────────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card { background: var(--color-white); border-radius: 8px; padding: 1rem 1.25rem; box-shadow: var(--shadow-sm); }
.stat-card-label { font-size: 0.75rem; color: var(--color-text-light); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.35rem; }
.stat-card-value { font-size: 1.75rem; font-weight: 700; color: var(--color-dark); }
.stat-card-value.primary { color: var(--color-primary); }
.stat-card-value.success { color: var(--color-success); }
.stat-card-value.error   { color: var(--color-error); }

/* ─── Login ─────────────────────────────────────────────────── */
.login-box { background: var(--color-white); border-radius: 10px; box-shadow: var(--shadow-md); padding: 2rem; width: 100%; max-width: 400px; }
.login-logo { text-align: center; margin-bottom: 1.5rem; }
.login-logo h1 { color: var(--color-dark); font-size: 1.5rem; margin: 0.5rem 0 0; }
.login-logo span { color: var(--color-primary); }

/* ─── List items ────────────────────────────────────────────── */
.list-item { padding: 0.75rem 1rem; border-bottom: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; font-size: 0.875rem; }
.list-item:last-child { border-bottom: none; }
.empty-state { padding: 2rem; text-align: center; color: var(--color-text-light); font-size: 0.875rem; }

/* ─── URL cell ──────────────────────────────────────────────── */
.url-cell { font-family: monospace; font-size: 0.8rem; color: var(--color-primary); }
.pw-cell   { font-family: monospace; font-size: 0.8rem; color: var(--color-text-light); }