/**
 * ADMIN CSS - INFINITY CONSTRUTORA
 * Sistema Administrativo — OBSIDIAN VAULT v4.0
 * Design: Dark luxury command center
 */

/* ============================================================
   DESIGN TOKENS
   ============================================================ */

:root {
  /* Base surfaces */
  --bg-base:      #0B0B0E;
  --bg-surface:   #111116;
  --bg-card:      #17171D;
  --bg-elevated:  #1F1F27;
  --bg-input:     #1A1A22;
  --bg-hover:     #252530;

  /* Borders */
  --border:       #2A2A35;
  --border-soft:  #222229;
  --border-gold:  rgba(255, 171, 0, 0.3);

  /* Sidebar */
  --sidebar-bg:   #08080B;
  --sidebar-border: #1E1E25;

  /* Header */
  --header-bg:    rgba(11, 11, 14, 0.92);

  /* Gold — brand accent */
  --gold:         #FFAB00;
  --gold-bright:  #FFC233;
  --gold-dim:     rgba(255, 171, 0, 0.10);
  --gold-glow:    rgba(255, 171, 0, 0.20);

  /* Text */
  --text-primary:   #EBEBF0;
  --text-secondary: #8B8B99;
  --text-muted:     #52525D;
  --text-inverse:   #08080B;

  /* Status */
  --status-success: #22C55E;
  --status-warning: #F59E0B;
  --status-danger:  #EF4444;
  --status-info:    #3B82F6;
  --status-success-dim: rgba(34, 197, 94, 0.12);
  --status-warning-dim: rgba(245, 158, 11, 0.12);
  --status-danger-dim:  rgba(239, 68, 68, 0.12);
  --status-info-dim:    rgba(59, 130, 246, 0.12);

  /* Radii */
  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius:     12px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;

  /* Layout */
  --sidebar-width:           260px;
  --sidebar-width-collapsed: 68px;
  --header-height:           64px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md:   0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg:   0 12px 40px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 4px 20px rgba(255, 171, 0, 0.25);

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
  font-size: 15px;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

img { display: block; max-width: 100%; }

/* ============================================================
   SCROLLBAR
   ============================================================ */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* ============================================================
   LAYOUT WRAPPER
   ============================================================ */

.admin-wrapper {
  display: flex;
  min-height: 100vh;
}

.admin-content {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  background: var(--bg-base);
  min-height: 100vh;
  transition: margin-left 0.38s var(--ease);
  will-change: margin-left;
  overflow-x: hidden;
}

.admin-content.sidebar-collapsed {
  margin-left: var(--sidebar-width-collapsed);
}

@media (max-width: 991px) {
  .admin-content,
  .admin-content.sidebar-collapsed {
    margin-left: 0;
  }
}

/* ============================================================
   SIDEBAR
   ============================================================ */

.admin-sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--sidebar-bg);
  color: var(--text-primary);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width 0.38s var(--ease);
  will-change: width;
  border-right: 1px solid var(--sidebar-border);
}

/* Gold edge line */
.admin-sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg,
    transparent 0%,
    var(--gold) 30%,
    var(--gold-bright) 60%,
    transparent 100%
  );
  opacity: 0.6;
  z-index: 1;
}

/* ── Sidebar Logo ── */

.admin-sidebar-logo {
  padding: 1.75rem 1.25rem 1.5rem;
  border-bottom: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  gap: 0.875rem;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.admin-sidebar-logo::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 1.25rem;
  right: 1.25rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border), transparent);
}

.admin-sidebar-logo img {
  height: 36px;
  width: auto;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
  transition: transform 0.3s var(--ease);
}

.admin-sidebar-logo:hover img {
  transform: scale(1.04);
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: opacity 0.25s, width 0.3s var(--ease);
  white-space: nowrap;
}

.sidebar-brand-name {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.2;
}

.sidebar-brand-role {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 2px;
}

/* ── Sidebar Navigation ── */

.admin-sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 1.25rem 0.75rem;
}

.nav-section {
  margin-bottom: 1.75rem;
}

.nav-section-label {
  padding: 0 0.625rem;
  margin-bottom: 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  transition: opacity 0.2s;
}

.admin-nav-item {
  margin-bottom: 2px;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6875rem 0.75rem;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  transition: all 0.22s var(--ease);
  white-space: nowrap;
  cursor: pointer;
}

/* Left accent bar */
.admin-nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 2px;
  background: var(--gold);
  border-radius: 0 2px 2px 0;
  opacity: 0;
  transform: scaleY(0.4);
  transition: all 0.22s var(--ease);
}

.admin-nav-link i {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: color 0.22s, transform 0.22s var(--ease);
}

.admin-nav-link span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.2s;
}

.admin-nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.admin-nav-link:hover i {
  color: var(--gold);
  transform: translateX(2px);
}

.admin-nav-link:hover::before {
  opacity: 0.6;
  transform: scaleY(0.7);
}

.admin-nav-link.active {
  color: var(--gold);
  background: var(--gold-dim);
  font-weight: 600;
}

.admin-nav-link.active i {
  color: var(--gold);
}

.admin-nav-link.active::before {
  opacity: 1;
  transform: scaleY(1);
}

/* Em breve badge */
.badge-soon {
  margin-left: auto;
  font-size: 0.5625rem;
  font-weight: 700;
  padding: 0.2rem 0.45rem;
  background: rgba(255, 171, 0, 0.08);
  color: var(--gold);
  border: 1px solid rgba(255, 171, 0, 0.2);
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.2s;
}

.admin-nav-link.disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

/* ── Sidebar Footer / Toggle ── */

.admin-sidebar-footer {
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.sidebar-collapse-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.22s var(--ease);
  white-space: nowrap;
  overflow: hidden;
  font-family: 'Montserrat', sans-serif;
}

.sidebar-collapse-btn i {
  font-size: 0.9375rem;
  flex-shrink: 0;
  transition: transform 0.38s var(--ease);
}

.sidebar-collapse-btn:hover {
  border-color: var(--border-gold);
  color: var(--gold);
  background: var(--gold-dim);
}

.sidebar-collapse-btn span {
  transition: opacity 0.2s;
}

/* ── Collapsed State ── */

.admin-sidebar.collapsed {
  width: var(--sidebar-width-collapsed);
}

.admin-sidebar.collapsed .sidebar-brand-text,
.admin-sidebar.collapsed .nav-section-label,
.admin-sidebar.collapsed .admin-nav-link span,
.admin-sidebar.collapsed .badge-soon,
.admin-sidebar.collapsed .sidebar-collapse-btn span {
  opacity: 0;
  width: 0;
  overflow: hidden;
  pointer-events: none;
}

.admin-sidebar.collapsed .admin-sidebar-logo {
  padding: 1.75rem 0;
  justify-content: center;
}

.admin-sidebar.collapsed .admin-nav-link {
  justify-content: center;
  padding: 0.6875rem 0;
}

.admin-sidebar.collapsed .admin-nav-link i {
  width: auto;
}

.admin-sidebar.collapsed .sidebar-collapse-btn {
  justify-content: center;
  padding: 0.6rem;
}

.admin-sidebar.collapsed .sidebar-collapse-btn i {
  transform: rotate(180deg);
}

/* Tooltip when collapsed */
.admin-sidebar.collapsed .admin-nav-link[data-tooltip] {
  position: relative;
}

.admin-sidebar.collapsed .admin-nav-link[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-elevated);
  color: var(--text-primary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-xs);
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  z-index: 9999;
  pointer-events: none;
  animation: tooltipFade 0.15s ease;
}

@keyframes tooltipFade {
  from { opacity: 0; transform: translateY(-50%) translateX(-4px); }
  to   { opacity: 1; transform: translateY(-50%) translateX(0); }
}

/* ── Mobile sidebar ── */

@media (max-width: 991px) {
  .admin-sidebar {
    transform: translateX(-100%);
    transition: transform 0.35s var(--ease), width 0.38s var(--ease);
  }

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

  .admin-sidebar.collapsed {
    width: var(--sidebar-width);
  }

  .admin-sidebar.collapsed .sidebar-brand-text,
  .admin-sidebar.collapsed .nav-section-label,
  .admin-sidebar.collapsed .admin-nav-link span,
  .admin-sidebar.collapsed .badge-soon,
  .admin-sidebar.collapsed .sidebar-collapse-btn span {
    opacity: 1;
    width: auto;
    pointer-events: auto;
  }

  .admin-sidebar.collapsed .admin-sidebar-logo { padding: 1.75rem 1.25rem 1.5rem; justify-content: flex-start; }
  .admin-sidebar.collapsed .admin-nav-link { justify-content: flex-start; padding: 0.6875rem 0.75rem; }
  .admin-sidebar.collapsed .admin-nav-link i { width: 20px; }
  .admin-sidebar.collapsed .sidebar-collapse-btn { justify-content: flex-start; padding: 0.6rem 0.75rem; }
  .admin-sidebar.collapsed .sidebar-collapse-btn i { transform: none; }
}

/* Mobile overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 999;
  animation: overlayIn 0.25s ease;
}

@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.sidebar-overlay.active { display: block; }

/* ============================================================
   HEADER
   ============================================================ */

.admin-header {
  background: var(--header-bg);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  height: var(--header-height);
  border-bottom: 1px solid var(--border-soft);
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  gap: 1rem;
}

/* Subtle gold line at bottom */
.admin-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--gold-border) 30%, var(--gold-border) 70%, transparent 100%);
}

.admin-header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

/* Mobile toggle button */
.admin-header-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.125rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s var(--ease);
}

.admin-header-toggle:hover {
  border-color: var(--border-gold);
  color: var(--gold);
}

@media (max-width: 991px) {
  .admin-header-toggle {
    display: flex;
  }
}

/* Desktop collapse toggle (in header on medium screens) */
.admin-header-collapse {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  flex-shrink: 0;
}

.admin-header-collapse:hover {
  border-color: var(--border-gold);
  color: var(--gold);
  background: var(--gold-dim);
}

@media (max-width: 991px) {
  .admin-header-collapse { display: none; }
}

/* Breadcrumb */
.admin-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  list-style: none;
  min-width: 0;
}

.admin-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.admin-breadcrumb li:last-child {
  color: var(--text-primary);
  font-weight: 600;
}

.admin-breadcrumb li::after {
  content: '/';
  color: var(--text-muted);
  opacity: 0.4;
}

.admin-breadcrumb li:last-child::after { display: none; }

/* Header right section */
.admin-header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Notification button */
.admin-header-notifications {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.0625rem;
  cursor: pointer;
  transition: all 0.22s var(--ease);
}

.admin-header-notifications:hover {
  border-color: var(--border-gold);
  color: var(--gold);
  background: var(--gold-dim);
}

.admin-header-notifications .notif-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--status-danger);
  border-radius: 50%;
  border: 1.5px solid var(--sidebar-bg);
}

/* User profile */
.admin-header-user {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 0.75rem 0.375rem 0.375rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.22s var(--ease);
}

.admin-header-user:hover {
  border-color: var(--border-gold);
  background: var(--bg-elevated);
}

.admin-header-user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-weight: 800;
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.admin-header-user-info { display: flex; flex-direction: column; }

.admin-header-user-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.admin-header-user-role {
  font-size: 0.625rem;
  color: var(--gold);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 480px) {
  .admin-header-user-info { display: none; }
  .admin-header-user { padding: 0.375rem; }
  .admin-breadcrumb li:not(:last-child) { display: none; }
  .admin-breadcrumb li:not(:last-child)::after { display: none; }
}

/* ============================================================
   MAIN CONTENT AREA
   ============================================================ */

.admin-main {
  padding: 2rem 2rem 3rem;
}

@media (max-width: 767px) {
  .admin-main { padding: 1.25rem 1.25rem 2rem; }
}

/* Page heading */
.admin-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.admin-page-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  line-height: 1.2;
}

.admin-page-title span { color: var(--gold); }

.admin-page-subtitle {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  font-weight: 400;
}

/* ============================================================
   DIVIDERS
   ============================================================ */

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 2rem 0;
  border: none;
}

.section-divider-gold {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-border), transparent);
  margin: 2rem 0;
  border: none;
}

/* ============================================================
   UTILITIES
   ============================================================ */

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-gold { color: var(--gold); }
.text-muted { color: var(--text-secondary); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }