/* =========================================================================
   WA Dashboard — Minimalist CSS
   Theme: Flat, Minimal, Professional, #571C82 Brand
   ========================================================================= */

:root {
  --brand: #571C82;
  --brand-hover: #461668;
  --brand-light: #f4eef9;
  
  --bg-body: #fafafa;
  --bg-surface: #ffffff;
  
  --text-main: #111827;
  --text-muted: #6b7280;
  
  --border: #e5e7eb;
  
  --bg-hover: #f3f4f6;
  --bg-hover-soft: #f9fafb;
  --bg-input: #ffffff;
  
  --sidebar-width: 250px;
  --radius: 6px;
  
  --badge-success-bg: #ecfdf5;
  --badge-success-text: #059669;
  --badge-success-border: #a7f3d0;
  
  --badge-warning-bg: #fffbeb;
  --badge-warning-text: #d97706;
  --badge-warning-border: #fde68a;
  
  --badge-danger-bg: #fef2f2;
  --badge-danger-text: #dc2626;
  --badge-danger-border: #fecaca;
  
  --toast-bg: #ffffff;

  --btn-primary-bg: #571C82;
  --btn-primary-hover: #461668;
  --btn-primary-text: #ffffff;

  --btn-danger-bg: #dc2626;
  --btn-danger-hover: #b91c1c;
  --btn-danger-text: #ffffff;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

:root.dark {
  --brand: #c084fc; /* Light purple for text and icons */
  --brand-hover: #d8b4fe;
  --brand-light: rgba(87, 28, 130, 0.3); /* Subtle brand tint for active states */
  
  --bg-body: #09090b; /* Deep zinc background */
  --bg-surface: #18181b; /* Slightly lighter zinc for cards */
  
  --text-main: #f4f4f5; /* Off-white text */
  --text-muted: #a1a1aa; /* Muted zinc text */
  
  --border: #27272a; /* Subtle borders */
  
  --bg-hover: #27272a;
  --bg-hover-soft: #1f1f22; /* Very subtle hover state */
  --bg-input: #09090b; /* Inset inputs */
  
  --badge-success-bg: rgba(16, 185, 129, 0.15);
  --badge-success-text: #34d399;
  --badge-success-border: rgba(16, 185, 129, 0.25);
  
  --badge-warning-bg: rgba(245, 158, 11, 0.15);
  --badge-warning-text: #fbbf24;
  --badge-warning-border: rgba(245, 158, 11, 0.25);
  
  --badge-danger-bg: rgba(239, 68, 68, 0.15);
  --badge-danger-text: #f87171;
  --badge-danger-border: rgba(239, 68, 68, 0.25);
  
  --toast-bg: #18181b;

  --btn-primary-bg: #571C82; /* KEEP TRUE BRAND COLOR FOR BUTTONS */
  --btn-primary-hover: #6e24a3;
  --btn-primary-text: #ffffff;

  --btn-danger-bg: #b91c1c; 
  --btn-danger-hover: #991b1b;
  --btn-danger-text: #ffffff;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.7), 0 4px 6px -2px rgba(0,0,0,0.5);
}

* { box-sizing: border-box; }

body {
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar-shell {
  width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.sidebar-brand {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}
.sidebar-brand-mark {
  width: 32px;
  height: 32px;
  background-color: var(--brand);
  border-radius: var(--radius);
  color: #ffffff; /* keep white inside brand block */
  display: flex;
  align-items: center;
  justify-content: center;
}
.sidebar-brand-mark svg { width: 18px; height: 18px; }
.sidebar-brand-title { font-weight: 600; font-size: 14px; color: var(--text-main); line-height: 1.2; }
.sidebar-brand-subtitle { font-size: 12px; color: var(--text-muted); }
.sidebar-section-label {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted); padding: 24px 20px 8px;
}
.sidebar-shell nav { padding: 0 12px; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.sidebar-link {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  font-size: 13px; font-weight: 500; color: var(--text-muted); text-decoration: none;
  border-radius: var(--radius); transition: background 0.15s, color 0.15s;
}
.sidebar-link:hover { background-color: var(--bg-hover); color: var(--text-main); }
.sidebar-link.active { background-color: var(--brand-light); color: var(--brand); }
.sidebar-link svg { width: 18px; height: 18px; }
.sidebar-footer { padding: 16px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 8px; }
.theme-selector {
  display: flex; width: 100%; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--bg-input);
}
.theme-btn {
  flex: 1; padding: 6px; background: transparent; border: none; cursor: pointer; color: var(--text-muted); transition: all 0.15s; display: flex; align-items: center; justify-content: center;
}
.theme-btn:hover { color: var(--text-main); background: var(--bg-hover-soft); }
.theme-btn.active { color: var(--brand); background: var(--brand-light); }
.theme-btn svg { width: 14px; height: 14px; }

.logout-btn {
  display: flex; width: 100%; align-items: center; justify-content: center; gap: 8px;
  padding: 8px; background: transparent; border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 13px; font-weight: 500; color: var(--text-main);
  cursor: pointer; transition: background 0.15s;
}
.logout-btn:hover { background: var(--bg-hover); }

/* Main Content */
.main-shell { flex: 1; padding: 32px; max-height: 100vh; overflow-y: auto; }
@media (min-width: 768px) { .main-shell { padding: 40px 48px; } }
.page-header { margin-bottom: 32px; display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 16px; }
.page-title { font-size: 24px; font-weight: 600; color: var(--text-main); margin: 0 0 4px 0; }
.page-subtitle { font-size: 14px; color: var(--text-muted); margin: 0; }

/* Cards */
.surface-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius); }
.metric-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.metric-card .label { font-size: 13px; color: var(--text-muted); margin: 0 0 8px 0; font-weight: 500; }
.metric-card .value { font-size: 24px; font-weight: 600; color: var(--text-main); margin: 0; }

/* Table */
.table-ui { width: 100%; border-collapse: collapse; text-align: left; font-size: 13px; }
.table-ui th { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-muted); font-weight: 500; background: var(--bg-hover-soft); position: sticky; top: 0; }
.table-ui td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-main); }
.table-ui tr:last-child td { border-bottom: none; }
.table-ui tr:hover td { background: var(--bg-hover-soft); }
.table-scroll { max-height: 32rem; overflow: auto; }

/* Buttons */
.btn-ui { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 16px; font-size: 13px; font-weight: 500; border-radius: var(--radius); cursor: pointer; transition: all 0.15s; border: 1px solid transparent; }
.btn-ui:focus { outline: 2px solid var(--brand-light); outline-offset: 2px; }
.btn-primary { background-color: var(--btn-primary-bg); color: var(--btn-primary-text); border-color: var(--btn-primary-bg); }
.btn-primary:hover { background-color: var(--btn-primary-hover); border-color: var(--btn-primary-hover); }
.btn-soft { background-color: var(--bg-surface); color: var(--text-main); border-color: var(--border); box-shadow: var(--shadow-sm); }
.btn-soft:hover { background-color: var(--bg-hover-soft); border-color: var(--text-muted); }
.btn-danger { background-color: var(--btn-danger-bg); color: var(--btn-danger-text); border-color: var(--btn-danger-bg); }
.btn-danger:hover { background-color: var(--btn-danger-hover); border-color: var(--btn-danger-hover); }
.btn-danger-soft { background-color: var(--bg-surface); color: var(--badge-danger-text); border-color: var(--badge-danger-border); }
.btn-danger-soft:hover { background-color: var(--badge-danger-bg); border-color: var(--badge-danger-text); }
.btn-success-soft { background-color: var(--bg-surface); color: var(--badge-success-text); border-color: var(--badge-success-border); }
.btn-success-soft:hover { background-color: var(--badge-success-bg); border-color: var(--badge-success-text); }
.btn-ghost { background: transparent; border: none; padding: 4px 8px; font-size: 12px; }
.btn-ghost:hover { background: var(--bg-hover); }

/* Inputs */
.input-ui { width: 100%; padding: 8px 12px; font-size: 13px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-input); color: var(--text-main); transition: border-color 0.15s; box-shadow: var(--shadow-sm); }
.input-ui:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-light); }
.input-ui:disabled { background-color: var(--bg-hover); color: var(--text-muted); cursor: not-allowed; }
.form-label { display: block; font-size: 13px; font-weight: 500; color: var(--text-main); margin-bottom: 6px; }

/* Badges */
.badge { display: inline-flex; padding: 2px 8px; font-size: 11px; font-weight: 500; border-radius: 12px; border: 1px solid var(--border); }
.badge-success { background: var(--badge-success-bg); color: var(--badge-success-text); border-color: var(--badge-success-border); }
.badge-warning { background: var(--badge-warning-bg); color: var(--badge-warning-text); border-color: var(--badge-warning-border); }
.badge-danger { background: var(--badge-danger-bg); color: var(--badge-danger-text); border-color: var(--badge-danger-border); }

/* Pre / Code block */
pre.custom-scrollbar { background: var(--bg-hover-soft); color: var(--text-main); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; font-size: 12px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; overflow-x: auto; white-space: pre-wrap; word-wrap: break-word; }

/* Utilities */
.text-muted { color: var(--text-muted); }
.text-main { color: var(--text-main); }
.font-medium { font-weight: 500; }
.text-brand { color: var(--brand); }

/* Modals */
.modal-overlay { background: rgba(0, 0, 0, 0.4); backdrop-filter: blur(2px); }
.modal-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); }

/* Login */
.login-bg { background-color: var(--bg-body); }
.login-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-md); }

/* Toast */
.toast { background: var(--toast-bg); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-md); color: var(--text-main); }
.toast.is-error { border-left: 4px solid var(--badge-danger-text); }
.toast:not(.is-error) { border-left: 4px solid var(--brand); }

/* Helpers */
.app-logo { height: 32px; width: auto; max-width: 140px; object-fit: contain; border-radius: 4px; }
.login-logo { height: 56px; width: auto; max-width: 200px; object-fit: contain; border-radius: 6px; }

/* Responsive adjustments */
@media (max-width: 768px) {
  .app-layout { flex-direction: column; }
  .sidebar-shell { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
  .sidebar-shell nav { flex-direction: row; overflow-x: auto; gap: 8px; padding: 12px; white-space: nowrap; }
  .sidebar-section-label { display: none; }
  .sidebar-link { border: 1px solid var(--border); padding: 8px 12px; }
  .sidebar-link.active { border-color: var(--brand); background-color: var(--bg-surface); color: var(--brand); }
  .main-shell { padding: 16px; max-height: none; }
}