/* =====================================================================
   VENDORA PLATFORM - OFFICIAL TECH MINIMALIST DESIGN SYSTEM
   Modern Electric Indigo / Slate Carbon UI & Mobile-First Admin UX
   ===================================================================== */

@import url('/assets/css/fonts.css');

:root {
  --vd-bg-root: #080c14;
  --vd-bg-surface: #0e1424;
  --vd-bg-card: #131b2e;
  --vd-bg-elevated: #1a253d;
  --vd-bg-input: #0b1120;
  --vd-border-subtle: rgba(255, 255, 255, 0.08);
  --vd-border-hover: rgba(99, 102, 241, 0.35);
  --vd-border-focus: #6366f1;

  --vd-text-primary: #f8fafc;
  --vd-text-secondary: #94a3b8;
  --vd-text-muted: #64748b;
  --vd-text-faint: #475569;

  /* Vendora Official Brand Palette: Electric Indigo & Cyan Tech */
  --vd-brand-primary: #6366f1;
  --vd-brand-hover: #4f46e5;
  --vd-brand-light: #818cf8;
  --vd-brand-glow: rgba(99, 102, 241, 0.16);
  --vd-brand-cyan: #06b6d4;
  --vd-brand-cyan-bg: rgba(6, 182, 212, 0.12);

  --vd-accent-green: #10b981;
  --vd-accent-green-bg: rgba(16, 185, 129, 0.12);
  --vd-accent-amber: #f59e0b;
  --vd-accent-amber-bg: rgba(245, 158, 11, 0.12);
  --vd-accent-rose: #f43f5e;
  --vd-accent-rose-bg: rgba(244, 63, 94, 0.12);

  --vd-font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --vd-font-serif: 'Cinzel', serif;
  --vd-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --vd-radius-sm: 6px;
  --vd-radius-md: 8px;
  --vd-radius-lg: 12px;
  --vd-radius-full: 9999px;
}

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

body.admin-body {
  background-color: var(--vd-bg-root);
  color: var(--vd-text-primary);
  font-family: var(--vd-font-sans);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ================= AUTH / LOGIN SCREEN ================= */
.admin-auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: radial-gradient(circle at 50% 25%, rgba(99, 102, 241, 0.1) 0%, transparent 65%);
}

.admin-login-card {
  width: 100%;
  max-width: 420px;
  background: var(--vd-bg-card);
  border: 1px solid var(--vd-border-subtle);
  border-radius: var(--vd-radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.75);
  position: relative;
}

.admin-login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--vd-brand-primary), var(--vd-brand-cyan), transparent);
}

/* ================= LAYOUT & SIDEBAR ================= */
.admin-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
}

.admin-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.admin-sidebar {
  width: 270px;
  background: var(--vd-bg-surface);
  border-right: 1px solid var(--vd-border-subtle);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 1001;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar-header {
  padding: 1.25rem 1.25rem;
  border-bottom: 1px solid var(--vd-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vendora-brand-mark {
  width: 38px;
  height: 38px;
  border-radius: var(--vd-radius-md);
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  border: 1px solid rgba(99, 102, 241, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vd-brand-light);
  box-shadow: 0 0 16px rgba(99, 102, 241, 0.2);
}

.sidebar-close-btn {
  display: none;
  background: none;
  border: none;
  color: var(--vd-text-muted);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: var(--vd-radius-sm);
}

.sidebar-nav {
  padding: 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex-grow: 1;
}

.sidebar-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.95rem;
  border-radius: var(--vd-radius-md);
  color: var(--vd-text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.15s ease;
  cursor: pointer;
  border: none;
  background: none;
  text-align: left;
  width: 100%;
}

.sidebar-btn svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.8;
  color: var(--vd-text-muted);
  transition: color 0.15s ease;
  flex-shrink: 0;
}

.sidebar-btn:hover {
  background: var(--vd-bg-elevated);
  color: var(--vd-text-primary);
}

.sidebar-btn:hover svg {
  color: var(--vd-brand-light);
}

.sidebar-btn.active {
  background: var(--vd-brand-glow);
  color: var(--vd-brand-light);
  border-left: 3px solid var(--vd-brand-primary);
  font-weight: 600;
}

.sidebar-btn.active svg {
  color: var(--vd-brand-primary);
}

.admin-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow-x: hidden;
}

.admin-topbar {
  height: 64px;
  border-bottom: 1px solid var(--vd-border-subtle);
  background: rgba(14, 20, 36, 0.85);
  backdrop-filter: blur(12px);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.mobile-menu-trigger {
  display: none;
  background: var(--vd-bg-card);
  border: 1px solid var(--vd-border-subtle);
  color: var(--vd-text-primary);
  padding: 0.5rem 0.65rem;
  border-radius: var(--vd-radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.admin-content-area {
  padding: 1.75rem 2rem;
  flex-grow: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* ================= KPI CARDS ================= */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.kpi-card {
  background: var(--vd-bg-card);
  border: 1px solid var(--vd-border-subtle);
  border-radius: var(--vd-radius-lg);
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.kpi-card:hover {
  border-color: var(--vd-border-hover);
  transform: translateY(-2px);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--vd-text-muted);
}

.kpi-icon-box {
  width: 32px;
  height: 32px;
  border-radius: var(--vd-radius-sm);
  background: var(--vd-bg-surface);
  border: 1px solid var(--vd-border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vd-brand-light);
}

.kpi-icon-box svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--vd-text-primary);
  line-height: 1.1;
  font-feature-settings: "tnum";
}

.kpi-sub {
  font-size: 0.78rem;
  color: var(--vd-text-muted);
}

/* ================= PANELS & TABLES ================= */
.admin-card-panel {
  background: var(--vd-bg-card);
  border: 1px solid var(--vd-border-subtle);
  border-radius: var(--vd-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.panel-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--vd-text-primary);
}

.data-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -0.5rem;
  padding: 0 0.5rem;
}

.admin-table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.admin-table th {
  padding: 0.8rem 0.95rem;
  color: var(--vd-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.6px;
  border-bottom: 1px solid var(--vd-border-subtle);
  background: rgba(255, 255, 255, 0.015);
  white-space: nowrap;
}

.admin-table td {
  padding: 0.95rem;
  border-bottom: 1px solid var(--vd-border-subtle);
  color: var(--vd-text-primary);
  vertical-align: middle;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tr:hover td {
  background: rgba(99, 102, 241, 0.03);
}

/* ================= STATUS PILLS ================= */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.65rem;
  border-radius: var(--vd-radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-publicado,
.badge-ativa {
  background: var(--vd-accent-green-bg);
  color: var(--vd-accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-rascunho,
.badge-inativa {
  background: var(--vd-accent-amber-bg);
  color: var(--vd-accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-arquivado {
  background: var(--vd-accent-rose-bg);
  color: var(--vd-accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

/* ================= BUTTONS & FORMS ================= */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  border-radius: var(--vd-radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  transition: all 0.15s ease;
  cursor: pointer;
  border: 1px solid var(--vd-border-subtle);
  background: var(--vd-bg-surface);
  color: var(--vd-text-secondary);
  touch-action: manipulation;
  min-height: 38px;
}

.btn-icon:hover {
  background: var(--vd-bg-elevated);
  border-color: var(--vd-border-hover);
  color: var(--vd-text-primary);
}

.btn-icon svg {
  width: 15px;
  height: 15px;
  stroke-width: 2;
  flex-shrink: 0;
}

.btn-primary-tech {
  background: linear-gradient(135deg, var(--vd-brand-primary), var(--vd-brand-hover)) !important;
  color: #fff !important;
  font-weight: 600 !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary-tech:hover {
  background: linear-gradient(135deg, #4f46e5, #4338ca) !important;
  transform: translateY(-1px);
}

.btn-icon-danger:hover {
  border-color: rgba(244, 63, 94, 0.4);
  color: var(--vd-accent-rose);
  background: var(--vd-accent-rose-bg);
}

.form-control-admin {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: var(--vd-bg-input);
  border: 1px solid var(--vd-border-subtle);
  border-radius: var(--vd-radius-md);
  color: var(--vd-text-primary);
  font-size: 0.9rem;
  font-family: var(--vd-font-sans);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  min-height: 42px;
}

.form-control-admin:focus {
  border-color: var(--vd-border-focus);
  outline: none;
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* ================= MODALS & DRAWERS ================= */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.admin-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.admin-modal-container {
  background: var(--vd-bg-card);
  border: 1px solid var(--vd-border-subtle);
  border-radius: var(--vd-radius-lg);
  max-width: 840px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  box-shadow: 0 32px 64px rgba(0, 0, 0, 0.85);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.25rem;
}

.slug-preview-box {
  background: var(--vd-bg-surface);
  border: 1px dashed var(--vd-border-subtle);
  border-radius: var(--vd-radius-sm);
  padding: 0.65rem 0.85rem;
  font-family: var(--vd-font-mono);
  font-size: 0.82rem;
  color: var(--vd-brand-cyan);
  margin-top: 0.5rem;
  word-break: break-all;
}

/* ================= MOBILE-FIRST RESPONSIVE BREAKPOINTS ================= */
@media (max-width: 900px) {
  .admin-sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: 280px;
    transform: translateX(-100%);
    box-shadow: 10px 0 30px rgba(0,0,0,0.8);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-sidebar-backdrop.open {
    display: block;
    opacity: 1;
  }

  .mobile-menu-trigger {
    display: inline-flex;
  }

  .sidebar-close-btn {
    display: block;
  }

  .admin-content-area {
    padding: 1.25rem 1rem;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .kpi-card {
    padding: 1rem;
  }

  .kpi-value {
    font-size: 1.45rem;
  }

  .kpi-label {
    font-size: 0.7rem;
  }

  .admin-topbar {
    padding: 0 1rem;
  }

  .form-grid-2, .form-grid-3 {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .admin-modal-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .admin-modal-container {
    max-width: 100%;
    max-height: 94vh;
    border-radius: var(--vd-radius-lg) var(--vd-radius-lg) 0 0;
    padding: 1.5rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
}