/* ================================================================
   DYNAMIC FORMS — Sistema de diseño v2
   Estética: Industrial-Precision Dark
   Tipografía: Syne (display) + DM Sans (body) + JetBrains Mono
   Paleta: Obsidian + Emerald accent + Warm neutrals
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
  /* Canvas */
  --bg:            #0a0c0f;
  --bg-surface:    #111318;
  --bg-card:       #161a22;
  --bg-elevated:   #1c2130;
  --bg-hover:      #1f2535;

  /* Borders */
  --border:        #1e2535;
  --border-mid:    #283048;
  --border-active: #364060;

  /* Text */
  --text-primary:   #e2e8f0;
  --text-secondary: #7c8ba1;
  --text-muted:     #404d62;
  --text-dim:       #2a3448;

  /* Accent — Emerald */
  --accent:         #10b981;
  --accent-hover:   #34d399;
  --accent-dim:     rgba(16, 185, 129, 0.08);
  --accent-glow:    rgba(16, 185, 129, 0.15);
  --accent-border:  rgba(16, 185, 129, 0.25);

  /* Semantic */
  --success:       #10b981;
  --success-bg:    rgba(16,185,129,.08);
  --success-border:rgba(16,185,129,.2);

  --warning:       #f59e0b;
  --warning-bg:    rgba(245,158,11,.08);
  --warning-border:rgba(245,158,11,.2);

  --danger:        #ef4444;
  --danger-bg:     rgba(239,68,68,.08);
  --danger-border: rgba(239,68,68,.2);

  --info:          #3b82f6;
  --info-bg:       rgba(59,130,246,.08);
  --info-border:   rgba(59,130,246,.2);

  /* Layout */
  --sidebar-w:     256px;
  --header-h:      56px;
  --radius-xs:     4px;
  --radius-sm:     6px;
  --radius:        10px;
  --radius-lg:     14px;
  --radius-xl:     20px;

  /* Shadows */
  --shadow-sm:  0 1px 2px rgba(0,0,0,.4);
  --shadow:     0 2px 8px rgba(0,0,0,.5);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.6);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.7);

  /* Motion */
  --ease:     cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(0,0,.2,1);
  --dur:      160ms;
  --dur-md:   240ms;

  /* Typography */
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;
}

/* ─── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
  /* Grid sutil de fondo */
  background-image:
    linear-gradient(rgba(255,255,255,.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.012) 1px, transparent 1px);
  background-size: 32px 32px;
}

a { color: var(--accent); text-decoration: none; transition: color var(--dur); }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }

/* ─── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-active); }

/* ═══════════════════════════════════════════════════════════════
   APP LAYOUT
   ═══════════════════════════════════════════════════════════════ */

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

.main-content {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-w);
  padding: 2rem 2.5rem 3rem;
  max-width: calc(1280px + var(--sidebar-w));
}

/* ═══════════════════════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════════════════════ */

.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 200;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--dur-md) var(--ease);
}

/* Brand */
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1.25rem 1.25rem 1.125rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-brand-mark {
  width: 32px; height: 32px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
}

.sidebar-brand-mark svg {
  width: 16px; height: 16px;
  color: var(--accent);
}

.sidebar-brand-text {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.01em;
  line-height: 1;
}

.sidebar-brand-tagline {
  font-size: .65rem;
  color: var(--text-muted);
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-top: .15rem;
}

/* Nav sections */
.sidebar-section {
  padding: 1.25rem .875rem .25rem;
}

.sidebar-section-label {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 .375rem;
  margin-bottom: .375rem;
}

.sidebar-nav { list-style: none; }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .5rem .75rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: .8375rem;
  font-weight: 500;
  transition: all var(--dur) var(--ease);
  position: relative;
  margin-bottom: 1px;
  border: 1px solid transparent;
}

.sidebar-link svg,
.sidebar-link [data-feather] {
  width: 15px; height: 15px;
  flex-shrink: 0;
  opacity: .7;
  transition: opacity var(--dur);
}

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

.sidebar-link:hover svg,
.sidebar-link:hover [data-feather] {
  opacity: 1;
}

.sidebar-link.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent-border);
}

.sidebar-link.active svg,
.sidebar-link.active [data-feather] {
  opacity: 1;
  color: var(--accent);
}

/* Active indicator bar */
.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: -1px; top: 6px; bottom: 6px;
  width: 3px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.sidebar-link-label { flex: 1; }

/* Badge in sidebar */
.sidebar-badge {
  margin-left: auto;
  background: var(--accent);
  color: #000;
  font-size: .6rem;
  font-weight: 700;
  padding: .1rem .4rem;
  border-radius: 99px;
  min-width: 18px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0;
}

/* Footer de sidebar */
.sidebar-footer {
  margin-top: auto;
  padding: .875rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-user-card {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .625rem .625rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  transition: border-color var(--dur);
  text-decoration: none;
}

.sidebar-user-card:hover {
  border-color: var(--border-active);
  color: var(--text-primary);
}

.sidebar-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
  overflow: hidden;
}

.sidebar-avatar img { width: 100%; height: 100%; object-fit: cover; }

.sidebar-user-info { flex: 1; min-width: 0; }

.sidebar-user-name {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.sidebar-user-role {
  display: block;
  font-size: .65rem;
  color: var(--text-muted);
  text-transform: capitalize;
  letter-spacing: .02em;
  margin-top: .1rem;
}

.sidebar-user-actions {
  display: flex;
  gap: .25rem;
  margin-top: .5rem;
}

.sidebar-action-btn {
  display: flex;
  align-items: center;
  gap: .375rem;
  padding: .35rem .625rem;
  border-radius: var(--radius-xs);
  font-size: .75rem;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  transition: all var(--dur);
  text-decoration: none;
  flex: 1;
  justify-content: center;
}

.sidebar-action-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-mid);
}

.sidebar-action-btn.logout:hover {
  color: var(--danger);
  border-color: var(--danger-border);
}

.sidebar-action-btn svg { width: 13px; height: 13px; }

/* Overlay mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 199;
  opacity: 0;
  transition: opacity var(--dur-md);
}

.sidebar-overlay.show { opacity: 1; }

/* ═══════════════════════════════════════════════════════════════
   TOP BAR (mobile)
   ═══════════════════════════════════════════════════════════════ */

.topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: .75rem 1.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  color: var(--text-primary);
}

.topbar-right { display: flex; align-items: center; gap: .5rem; }

/* ═══════════════════════════════════════════════════════════════
   PAGE HEADER
   ═══════════════════════════════════════════════════════════════ */

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-header-left { min-width: 0; }

.page-title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--text-primary);
  line-height: 1.2;
}

.page-subtitle {
  font-size: .8375rem;
  color: var(--text-secondary);
  margin-top: .3rem;
  line-height: 1.4;
}

.page-actions { display: flex; align-items: center; gap: .625rem; flex-wrap: wrap; flex-shrink: 0; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: .375rem;
  font-size: .75rem;
  color: var(--text-muted);
  margin-bottom: .75rem;
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text-secondary); }
.breadcrumb-sep { color: var(--text-dim); }

/* ═══════════════════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════════════════ */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-body { padding: 1.5rem; }
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.125rem 1.5rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text-primary);
}

.card-subtitle {
  font-size: .8rem;
  color: var(--text-secondary);
  margin-top: .15rem;
}

.card-action {
  font-size: .775rem;
  font-weight: 500;
  color: var(--accent);
}

.card-action:hover { color: var(--accent-hover); }

.card-footer {
  padding: .875rem 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--bg-surface);
}

/* ═══════════════════════════════════════════════════════════════
   STAT CARDS
   ═══════════════════════════════════════════════════════════════ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.375rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .875rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--dur), transform var(--dur);
}

.stat-card:hover {
  border-color: var(--border-active);
  transform: translateY(-1px);
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--stat-color, var(--accent)), transparent);
  opacity: 0;
  transition: opacity var(--dur-md);
}

.stat-card:hover::after { opacity: 1; }

.stat-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--stat-bg, var(--accent-dim));
  flex-shrink: 0;
}

.stat-icon svg { width: 16px; height: 16px; color: var(--stat-color, var(--accent)); }

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--text-primary);
  line-height: 1;
}

.stat-label {
  font-size: .775rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-change {
  font-size: .72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: .25rem;
}

/* Color variants */
.stat-card--emerald { --stat-color: #10b981; --stat-bg: rgba(16,185,129,.08); }
.stat-card--blue    { --stat-color: #3b82f6; --stat-bg: rgba(59,130,246,.08); }
.stat-card--amber   { --stat-color: #f59e0b; --stat-bg: rgba(245,158,11,.08); }
.stat-card--rose    { --stat-color: #ef4444; --stat-bg: rgba(239,68,68,.08); }
.stat-card--violet  { --stat-color: #8b5cf6; --stat-bg: rgba(139,92,246,.08); }
.stat-card--sky     { --stat-color: #0ea5e9; --stat-bg: rgba(14,165,233,.08); }

/* ═══════════════════════════════════════════════════════════════
   TABLES
   ═══════════════════════════════════════════════════════════════ */

.table-wrapper {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead tr {
  background: var(--bg-surface);
}

.table th {
  padding: .75rem 1.25rem;
  text-align: left;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table td {
  padding: .875rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-size: .8375rem;
  color: var(--text-primary);
  vertical-align: middle;
}

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

.table tbody tr {
  transition: background var(--dur);
}

.table tbody tr:hover { background: var(--bg-hover); }

/* ═══════════════════════════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════════════════════════ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .2rem .6rem;
  border-radius: 99px;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Roles */
.badge--admin   { background: rgba(139,92,246,.12); color: #a78bfa; border: 1px solid rgba(139,92,246,.25); }
.badge--editor  { background: var(--info-bg);       color: var(--info);    border: 1px solid var(--info-border); }
.badge--viewer  { background: rgba(148,163,184,.08); color: #94a3b8; border: 1px solid rgba(148,163,184,.15); }
.badge--signer  { background: var(--accent-dim);    color: var(--accent);  border: 1px solid var(--accent-border); }

/* Doc status */
.badge--draft             { background: rgba(100,116,139,.1); color: #64748b; border: 1px solid rgba(100,116,139,.2); }
.badge--published         { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge--archived          { background: rgba(100,116,139,.08); color: #475569; border: 1px solid rgba(100,116,139,.15); }
.badge--pending_signatures { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.badge--partially_signed  { background: var(--info-bg);    color: var(--info);    border: 1px solid var(--info-border); }
.badge--completed         { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge--rejected          { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }
.badge--expired           { background: rgba(100,116,139,.08); color: #475569; border: 1px solid rgba(100,116,139,.15); }
.badge--pending           { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.badge--signed            { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge--active            { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge--inactive          { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }

/* ═══════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .525rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .825rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn svg, .btn [data-feather] { width: 14px; height: 14px; flex-shrink: 0; }

.btn:disabled {
  opacity: .45;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary */
.btn-primary {
  background: var(--accent);
  color: #041e14;
  border-color: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #000;
  box-shadow: 0 0 16px var(--accent-glow);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-mid);
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
}

/* Danger */
.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}

.btn-danger:hover {
  background: rgba(239,68,68,.15);
  border-color: var(--danger);
}

/* Success */
.btn-success {
  background: var(--success-bg);
  color: var(--success);
  border-color: var(--success-border);
}

.btn-success:hover {
  background: rgba(16,185,129,.15);
  border-color: var(--success);
}

/* Sizes */
.btn-sm { padding: .35rem .75rem; font-size: .775rem; }
.btn-lg { padding: .75rem 1.5rem; font-size: .9rem; }
.btn-xl { padding: .9rem 1.75rem; font-size: .95rem; }
.btn-full { width: 100%; }

/* Icon-only */
.btn-icon {
  padding: .5rem;
  width: 34px; height: 34px;
}

.btn-icon-sm {
  padding: .35rem;
  width: 28px; height: 28px;
}

/* ═══════════════════════════════════════════════════════════════
   FORMS
   ═══════════════════════════════════════════════════════════════ */

.form-group  { display: flex; flex-direction: column; gap: .4rem; }
.form-row    { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row-3  { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }

.form-label {
  font-size: .775rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: .02em;
}

.form-label .required { color: var(--danger); margin-left: .2rem; }

.form-input,
.form-select,
.form-textarea {
  background: var(--bg-surface);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: .875rem;
  padding: .575rem .875rem;
  transition: border-color var(--dur), box-shadow var(--dur);
  outline: none;
  width: 100%;
  appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  opacity: .5;
  cursor: not-allowed;
  background: var(--bg-elevated);
}

.form-textarea { resize: vertical; min-height: 88px; line-height: 1.6; }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237c8ba1' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .875rem center;
  padding-right: 2.5rem;
}

.form-help {
  font-size: .72rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.form-error {
  font-size: .72rem;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: .3rem;
}

/* Input with icon */
.input-group { position: relative; }

.input-group .form-input {
  padding-left: 2.5rem;
}

.input-group-icon {
  position: absolute;
  left: .875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
}

.input-group-icon svg { width: 15px; height: 15px; }

.input-group-end .form-input { padding-left: .875rem; padding-right: 2.5rem; }

.input-group-btn {
  position: absolute;
  right: .625rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  padding: .2rem;
  display: flex;
  transition: color var(--dur);
  border-radius: var(--radius-xs);
}

.input-group-btn:hover { color: var(--text-primary); }
.input-group-btn svg { width: 15px; height: 15px; }

/* ─── Checkbox / Radio custom ───────────────────────────────── */
.form-check {
  display: flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 15px; height: 15px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.form-check-label { font-size: .8375rem; color: var(--text-secondary); }

/* ─── Search bar ───────────────────────────────────────────── */
.search-bar {
  position: relative;
  display: flex;
  align-items: center;
}

.search-bar .form-input { padding-left: 2.375rem; }

.search-icon {
  position: absolute;
  left: .75rem;
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
}

.search-icon svg { width: 14px; height: 14px; }

/* ═══════════════════════════════════════════════════════════════
   ALERTS
   ═══════════════════════════════════════════════════════════════ */

.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .8375rem;
  border: 1px solid transparent;
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  line-height: 1.5;
}

.alert svg { width: 15px; height: 15px; flex-shrink: 0; margin-top: .1rem; }
.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success-border); }
.alert-error   { background: var(--danger-bg);  color: var(--danger);  border-color: var(--danger-border); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border-color: var(--warning-border); }
.alert-info    { background: var(--info-bg);    color: var(--info);    border-color: var(--info-border); }

/* ═══════════════════════════════════════════════════════════════
   AUTH LAYOUT
   ═══════════════════════════════════════════════════════════════ */

.auth-wrap {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 480px 1fr;
  background: var(--bg);
}

.auth-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 3.5rem;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

/* Decorative corner mark */
.auth-panel::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 200px; height: 200px;
  border: 1px solid var(--accent-border);
  border-radius: 50%;
  pointer-events: none;
}

.auth-panel::after {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 100px; height: 100px;
  border: 1px solid var(--accent-border);
  border-radius: 50%;
  pointer-events: none;
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 2.5rem;
}

.auth-logo-mark {
  width: 38px; height: 38px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}

.auth-logo-mark svg { width: 18px; height: 18px; }

.auth-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  letter-spacing: -.02em;
}

.auth-heading {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: .5rem;
}

.auth-subheading {
  font-size: .875rem;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  line-height: 1.5;
}

.auth-form { display: flex; flex-direction: column; gap: 1.125rem; }

.auth-divider {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .75rem;
  color: var(--text-muted);
  margin: .25rem 0;
}

.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: .8125rem;
  color: var(--text-secondary);
}

.auth-footer a { font-weight: 600; }

/* Right panel — visual */
.auth-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

/* Ambient mesh */
.auth-visual::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.auth-visual-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 400px;
}

.auth-visual-icon {
  width: 80px; height: 80px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--accent);
}

.auth-visual-icon svg { width: 36px; height: 36px; }

.auth-visual-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--text-primary);
  margin-bottom: .75rem;
  line-height: 1.2;
}

.auth-visual-body {
  font-size: .875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.auth-features {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: .875rem;
  text-align: left;
}

.auth-feature {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
}

.auth-feature-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: .5rem;
  flex-shrink: 0;
}

.auth-feature-text { font-size: .825rem; color: var(--text-secondary); line-height: 1.5; }
.auth-feature-text strong { color: var(--text-primary); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════════════════════════ */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(6px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-md);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  box-shadow: var(--shadow-xl);
  transform: translateY(16px) scale(.97);
  transition: transform var(--dur-md) var(--ease-out);
  overflow: hidden;
}

.modal-backdrop.open .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.01em;
}

.modal-close {
  width: 28px; height: 28px;
  border-radius: var(--radius-xs);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--dur);
}

.modal-close:hover {
  background: var(--bg-hover);
  border-color: var(--border-mid);
  color: var(--text-primary);
}

.modal-close svg { width: 15px; height: 15px; }

.modal-body { padding: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.modal-footer {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--bg-surface);
}

/* ═══════════════════════════════════════════════════════════════
   EMPTY STATE
   ═══════════════════════════════════════════════════════════════ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3.5rem 2rem;
  gap: 1rem;
}

.empty-state-icon {
  width: 52px; height: 52px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
}

.empty-state-icon svg { width: 22px; height: 22px; }

.empty-state-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.empty-state-body {
  font-size: .8375rem;
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════
   TOASTS
   ═══════════════════════════════════════════════════════════════ */

#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  display: flex;
  flex-direction: column-reverse;
  gap: .5rem;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: .8125rem;
  max-width: 360px;
  pointer-events: all;
  animation: toastIn .25s var(--ease-out) both;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px) scale(.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.toast-success { border-color: var(--success-border); }
.toast-error   { border-color: var(--danger-border); }
.toast-info    { border-color: var(--info-border); }

.toast-icon svg { width: 15px; height: 15px; }
.toast-success .toast-icon { color: var(--success); }
.toast-error   .toast-icon { color: var(--danger); }
.toast-info    .toast-icon { color: var(--info); }

/* ═══════════════════════════════════════════════════════════════
   DROPDOWN
   ═══════════════════════════════════════════════════════════════ */

.dropdown { position: relative; display: inline-block; }

.dropdown-menu {
  position: fixed;
  min-width: 180px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 9000;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .625rem 1rem;
  font-size: .8125rem;
  color: var(--text-secondary);
  transition: all var(--dur);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
}

.dropdown-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.dropdown-item svg { width: 14px; height: 14px; opacity: .7; }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: var(--danger-bg); }

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: .25rem 0;
}

/* ═══════════════════════════════════════════════════════════════
   USER AVATAR DISPLAY
   ═══════════════════════════════════════════════════════════════ */

.user-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  overflow: hidden;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.user-avatar img { width: 100%; height: 100%; object-fit: cover; }

.user-avatar--xs { width: 22px; height: 22px; font-size: .6rem; }
.user-avatar--sm { width: 30px; height: 30px; font-size: .72rem; }
.user-avatar--md { width: 40px; height: 40px; font-size: .875rem; }
.user-avatar--lg { width: 56px; height: 56px; font-size: 1.1rem; }
.user-avatar--xl { width: 80px; height: 80px; font-size: 1.5rem; }

/* ═══════════════════════════════════════════════════════════════
   ERROR PAGES
   ═══════════════════════════════════════════════════════════════ */

.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
}

.error-code {
  font-family: var(--font-display);
  font-size: 7rem;
  font-weight: 800;
  letter-spacing: -.06em;
  color: var(--text-dim);
  line-height: 1;
  margin-bottom: 1rem;
}

.error-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

.error-body { color: var(--text-secondary); font-size: .9rem; margin-bottom: 2rem; }

/* ═══════════════════════════════════════════════════════════════
   SPINNER
   ═══════════════════════════════════════════════════════════════ */

.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--border-mid);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .65s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════════════════════════ */

.mono { font-family: var(--font-mono); }
.truncate { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: .25rem; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.gap-4 { gap: 1rem; }
.mt-1 { margin-top: .25rem; }
.mt-2 { margin-top: .5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.text-muted   { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-accent  { color: var(--accent); }
.text-danger  { color: var(--danger); }
.text-success { color: var(--success); }
.text-sm { font-size: .8rem; }
.text-xs { font-size: .72rem; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .auth-wrap  { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-panel { max-width: 480px; margin: 0 auto; border-right: none; }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-xl);
  }
  .sidebar-overlay { display: block; pointer-events: none; }
  .sidebar-overlay.show { pointer-events: all; }

  .main-content { margin-left: 0; padding: 1.25rem 1rem 2rem; }
  .topbar { display: flex; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .auth-panel { padding: 2rem 1.5rem; }
  .page-header { flex-direction: column; }
}