/* ============================================================
   GestorContratos — Design System v2.1
   Paleta: Melius Services — morado #7B2FBE → cyan #00C8E0
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ============================================================
   TOKENS — Light Mode (default)
   ============================================================ */
:root {
  /* Brand Melius — morado profundo → cyan vibrante */
  --brand-start:   #4a1572;
  --brand-mid:     #7B2FBE;
  --brand-end:     #9B3FD4;
  --brand-cyan:    #00C8E0;
  --accent:        #8B35CC;
  --accent-hover:  #7B2FBE;
  --accent-glow:   rgba(139,53,204,.22);
  --accent-light:  #f3e8ff;
  --accent-subtle: rgba(139,53,204,.07);

  /* Gradiente de marca (logo: morado → cyan) */
  --melius-gradient: linear-gradient(135deg, #7B2FBE 0%, #9B3FD4 50%, #00C8E0 100%);
  --melius-gradient-h: linear-gradient(90deg, #7B2FBE 0%, #00C8E0 100%);

  /* Semantic */
  --success:       #10b981;
  --success-bg:    #ecfdf5;
  --success-text:  #065f46;
  --warning:       #f59e0b;
  --warning-bg:    #fffbeb;
  --warning-text:  #78350f;
  --danger:        #ef4444;
  --danger-bg:     #fef2f2;
  --danger-text:   #7f1d1d;
  --info:          #00C8E0;
  --info-bg:       #e0fafe;
  --info-text:     #0e4f5c;
  --purple:        #9B3FD4;
  --purple-bg:     #f3e8ff;
  --purple-text:   #4a1572;
  --teal:          #14b8a6;
  --teal-bg:       #f0fdfa;
  --teal-text:     #134e4a;
  --orange:        #f97316;
  --orange-bg:     #fff7ed;
  --orange-text:   #7c2d12;

  /* Neutrals */
  --bg-base:       #f5f3f9;
  --bg-surface:    #ffffff;
  --bg-elevated:   #ffffff;
  --bg-overlay:    rgba(255,255,255,.9);
  --border:        rgba(123,47,190,.08);
  --border-strong: rgba(123,47,190,.14);
  --text-primary:  #0f0a1a;
  --text-secondary:#4a4060;
  --text-muted:    #6b5f85;
  --text-inverted: #ffffff;

  /* Sidebar — cyan arriba (logo), morado abajo */
  --sb-bg:         linear-gradient(180deg, #0e8fa8 0%, #6a1fa0 55%, #3d1266 100%);
  --sb-text:       rgba(255,255,255,.70);
  --sb-text-hover: rgba(255,255,255,.95);
  --sb-text-active:#ffffff;
  --sb-active-bg:  rgba(255,255,255,.16);
  --sb-hover-bg:   rgba(255,255,255,.09);
  --sb-border:     rgba(255,255,255,.10);
  --sb-label:      rgba(255,255,255,.38);

  /* Topbar */
  --tb-bg:         rgba(255,255,255,.85);
  --tb-border:     rgba(0,0,0,.06);

  /* Dimensions */
  --sidebar-w:     272px;
  --topbar-h:      64px;

  /* Radius */
  --r-sm:    6px;
  --r:       10px;
  --r-lg:    14px;
  --r-xl:    20px;
  --r-full:  9999px;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.07);
  --shadow:     0 4px 20px rgba(0,0,0,.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14);
  --shadow-xl:  0 24px 60px rgba(0,0,0,.18);
  --shadow-glow:0 0 0 3px var(--accent-glow);

  /* Transitions */
  --t-fast:  .12s cubic-bezier(.4,0,.2,1);
  --t:       .20s cubic-bezier(.4,0,.2,1);
  --t-slow:  .35s cubic-bezier(.4,0,.2,1);

  /* Font */
  --font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display:'Plus Jakarta Sans', 'Inter', sans-serif;
}

/* ============================================================
   DARK MODE
   ============================================================ */
[data-theme="dark"] {
  --bg-base:       #080c1a;
  --bg-surface:    #0f1424;
  --bg-elevated:   #161c30;
  --bg-overlay:    rgba(15,20,36,.92);
  --border:        rgba(255,255,255,.07);
  --border-strong: rgba(255,255,255,.12);
  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #8291a8;
  --text-inverted: #0f172a;

  --accent-light:  rgba(139,53,204,.18);
  --accent-subtle: rgba(139,53,204,.1);

  --success-bg:    rgba(16,185,129,.12);
  --success-text:  #6ee7b7;
  --warning-bg:    rgba(245,158,11,.12);
  --warning-text:  #fcd34d;
  --danger-bg:     rgba(239,68,68,.12);
  --danger-text:   #fca5a5;
  --info-bg:       rgba(0,200,224,.12);
  --info-text:     #67e8f9;
  --purple-bg:     rgba(155,63,212,.15);
  --purple-text:   #d8b4fe;
  --teal-bg:       rgba(20,184,166,.12);
  --teal-text:     #5eead4;
  --orange-bg:     rgba(249,115,22,.12);
  --orange-text:   #fdba74;

  --sb-bg:         linear-gradient(180deg, #0a7a94 0%, #5a1890 55%, #2a0a4a 100%);
  --sb-active-bg:  rgba(255,255,255,.18);
  --sb-hover-bg:   rgba(255,255,255,.08);
  --tb-bg:         rgba(15,10,26,.88);
  --tb-border:     rgba(255,255,255,.06);

  --shadow-xs:  0 1px 2px rgba(0,0,0,.3);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.35);
  --shadow:     0 4px 20px rgba(0,0,0,.45);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.55);
  --shadow-xl:  0 24px 60px rgba(0,0,0,.65);
}

/* ============================================================
   BASE
   ============================================================ */
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--t), color var(--t);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================================
   LAYOUT
   ============================================================ */
.app-shell { display: flex; min-height: 100vh; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sb-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--t);
  border-right: 1px solid var(--sb-border);
}

/* Noise texture overlay para profundidad */
.sidebar::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: .4;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px 20px;
  position: relative;
}

.sidebar-brand::after {
  content: '';
  position: absolute;
  bottom: 0; left: 16px; right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sb-border), transparent);
}

.brand-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent) 0%, #7b5ea7 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(139,53,204,.35);
  position: relative;
  overflow: hidden;
}

.brand-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.2) 0%, transparent 60%);
}

.brand-icon svg { width: 20px; height: 20px; color: white; position: relative; z-index: 1; }

.brand-logo {
  width: 42px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-size: .9rem;
  font-weight: 700;
  color: var(--sb-text-active);
  line-height: 1.2;
  letter-spacing: -.01em;
}

.brand-sub { font-size: .68rem; color: var(--sb-label); font-weight: 400; margin-top: 1px; }

.sidebar-nav { flex: 1; padding: 12px 0 8px; }

.nav-section { padding: 18px 20px 6px; }
.nav-section-label {
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--sb-label);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  color: var(--sb-text);
  font-size: .845rem;
  font-weight: 500;
  border-radius: var(--r);
  margin: 1px 8px;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px; height: 60%;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  transition: transform var(--t-fast);
}

.nav-item:hover {
  background: var(--sb-hover-bg);
  color: var(--sb-text-hover);
  text-decoration: none;
  transform: translateX(2px);
}

.nav-item.active {
  background: var(--sb-active-bg);
  color: var(--sb-text-active);
  font-weight: 600;
}

.nav-item.active::before { transform: translateY(-50%) scaleY(1); }

.nav-item svg { width: 17px; height: 17px; flex-shrink: 0; opacity: .7; transition: opacity var(--t-fast); }
.nav-item.active svg, .nav-item:hover svg { opacity: 1; }

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: .62rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--r-full);
  min-width: 20px;
  text-align: center;
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
  50% { box-shadow: 0 0 0 5px rgba(239,68,68,0); }
}

.sidebar-footer {
  padding: 12px 12px 16px;
  position: relative;
}

.sidebar-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 16px; right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sb-border), transparent);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px;
  border-radius: var(--r);
  transition: background var(--t-fast);
  cursor: pointer;
}

.sidebar-user:hover { background: var(--sb-hover-bg); text-decoration: none; }

/* ============================================================
   AVATAR
   ============================================================ */
.avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.avatar-gradient {
  background: linear-gradient(135deg, var(--accent) 0%, #7b5ea7 100%);
  color: white;
}

.avatar-sm { width: 30px; height: 30px; font-size: .72rem; }
.avatar-lg { width: 48px; height: 48px; font-size: 1rem; }

.user-name { font-size: .8rem; font-weight: 600; color: var(--sb-text-active); line-height: 1.2; }
.user-role { font-size: .67rem; color: var(--sb-label); }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--t);
}

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  height: var(--topbar-h);
  background: var(--tb-bg);
  border-bottom: 1px solid var(--tb-border);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
  transition: background var(--t), border-color var(--t);
}

.topbar-title {
  font-size: .92rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  transition: color var(--t);
}

.topbar-actions { display: flex; align-items: center; gap: 6px; }

.topbar-divider { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }

.topbar-btn {
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--t-fast);
  position: relative;
  font-size: 0;
}

.topbar-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
  box-shadow: var(--shadow-glow);
  text-decoration: none;
}

.topbar-btn svg { width: 17px; height: 17px; }

.topbar-btn .notif-dot {
  position: absolute;
  top: 7px; right: 7px;
  width: 7px; height: 7px;
  background: var(--danger);
  border-radius: 50%;
  border: 2px solid var(--bg-surface);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.3); }
}

/* ============================================================
   NOTIFICATIONS PANEL
   ============================================================ */
.notif-wrapper { position: relative; }

.notif-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 380px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  z-index: 200;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-8px) scale(.97);
  pointer-events: none;
  transition: all var(--t);
  backdrop-filter: blur(24px);
}

.notif-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.notif-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
}

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

.notif-mark-all {
  font-size: .75rem;
  color: var(--accent);
  cursor: pointer;
  font-weight: 500;
  background: none;
  border: none;
  padding: 0;
}

.notif-mark-all:hover { text-decoration: underline; }

.notif-tabs {
  display: flex;
  gap: 0;
  padding: 10px 16px 0;
  border-bottom: 1px solid var(--border);
}

.notif-tab {
  padding: 6px 12px 10px;
  font-size: .78rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--t-fast);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}

.notif-tab:hover { color: var(--text-primary); }
.notif-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.notif-list { max-height: 340px; overflow-y: auto; }

.notif-item {
  display: flex;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  transition: background var(--t-fast);
  cursor: pointer;
  position: relative;
}

.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--accent-subtle); }

.notif-item.unread::before {
  content: '';
  position: absolute;
  left: 8px; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.notif-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}

.notif-icon.warning { background: var(--warning-bg); color: var(--warning); }
.notif-icon.danger  { background: var(--danger-bg);  color: var(--danger); }
.notif-icon.success { background: var(--success-bg); color: var(--success); }
.notif-icon.info    { background: var(--info-bg);    color: var(--info); }

.notif-content { flex: 1; min-width: 0; }
.notif-title { font-size: .82rem; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.notif-desc  { font-size: .76rem; color: var(--text-secondary); line-height: 1.4; }
.notif-time  { font-size: .7rem; color: var(--text-muted); margin-top: 4px; }

.notif-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.notif-footer a {
  font-size: .8rem;
  color: var(--accent);
  font-weight: 500;
}

.notif-empty {
  text-align: center;
  padding: 36px 20px;
  color: var(--text-muted);
  font-size: .85rem;
}

.notif-empty-icon { font-size: 2.5rem; margin-bottom: 8px; opacity: .5; }

/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */
.theme-toggle {
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--t-fast);
}

.theme-toggle:hover {
  border-color: var(--warning);
  color: var(--warning);
  background: var(--warning-bg);
}

.theme-toggle svg { width: 17px; height: 17px; }

/* Sol en light mode, Luna en dark mode */
.icon-sun  { display: none; }
.icon-moon { display: block; }
[data-theme="dark"] .icon-sun  { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* ============================================================
   USER CHIP (topbar)
   ============================================================ */
.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  cursor: pointer;
  transition: all var(--t-fast);
}

.user-chip:hover {
  border-color: var(--accent);
  background: var(--accent-subtle);
  text-decoration: none;
}

.user-chip-name {
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ============================================================
   PAGE BODY
   ============================================================ */
.page-body {
  flex: 1;
  padding: 28px;
  max-width: 1360px;
  width: 100%;
  margin: 0 auto;
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.page-header-left { flex: 1; min-width: 0; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); text-decoration: none; }
.breadcrumb-sep { opacity: .4; }

.page-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -.02em;
}

.page-subtitle { font-size: .875rem; color: var(--text-secondary); margin-top: 4px; }

/* ============================================================
   CARDS  — Glass morphism light
   ============================================================ */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--t), border-color var(--t), background var(--t);
  overflow: hidden;
}

.card:hover { box-shadow: var(--shadow); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}

.card-title {
  font-family: var(--font-display);
  font-size: .9rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.01em;
}

.card-subtitle { font-size: .78rem; color: var(--text-muted); margin-top: 2px; }

.card-body { padding: 22px; }
.card-body-sm { padding: 14px 18px; }

.card-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  background: var(--bg-base);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
}

/* Card con acento de color en el borde superior */
.card-accent-blue   { border-top: 3px solid var(--accent); }
.card-accent-green  { border-top: 3px solid var(--success); }
.card-accent-yellow { border-top: 3px solid var(--warning); }
.card-accent-red    { border-top: 3px solid var(--danger); }
.card-accent-purple { border-top: 3px solid var(--purple); }

/* ============================================================
   STAT CARDS — Premium
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--t);
  cursor: default;
  overflow: hidden;
  position: relative;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  border-radius: 50%;
  opacity: .06;
  transition: opacity var(--t), transform var(--t);
}

.stat-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.stat-card:hover::before { opacity: .1; transform: scale(1.15); }

.stat-card.blue::before   { background: var(--accent); }
.stat-card.green::before  { background: var(--success); }
.stat-card.yellow::before { background: var(--warning); }
.stat-card.red::before    { background: var(--danger); }
.stat-card.purple::before { background: var(--purple); }
.stat-card.teal::before   { background: var(--teal); }

.stat-top { display: flex; align-items: flex-start; justify-content: space-between; }

.stat-icon {
  width: 48px; height: 48px;
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.stat-icon svg { width: 22px; height: 22px; }
.stat-icon.blue   { background: var(--accent-light); color: var(--accent); }
.stat-icon.green  { background: var(--success-bg);   color: var(--success); }
.stat-icon.yellow { background: var(--warning-bg);   color: var(--warning); }
.stat-icon.red    { background: var(--danger-bg);    color: var(--danger); }
.stat-icon.purple { background: var(--purple-bg);    color: var(--purple); }
.stat-icon.teal   { background: var(--teal-bg);      color: var(--teal); }
.stat-icon.orange { background: var(--orange-bg);    color: var(--orange); }

.stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--r-full);
}

.stat-trend.up   { background: var(--success-bg); color: var(--success-text); }
.stat-trend.down { background: var(--danger-bg);  color: var(--danger-text); }
.stat-trend.flat { background: var(--bg-base);    color: var(--text-muted); }

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

.stat-label {
  font-size: .78rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 4px;
}

.stat-sublabel { font-size: .72rem; color: var(--text-muted); margin-top: 2px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  font-size: .855rem;
  font-weight: 600;
  border-radius: var(--r);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--t-fast);
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font);
  line-height: 1.4;
  letter-spacing: -.01em;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.0);
  transition: background var(--t-fast);
}

.btn:hover::after { background: rgba(255,255,255,.08); }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn svg { width: 15px; height: 15px; flex-shrink: 0; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #7b5ea7 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(139,53,204,.35);
}
.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(139,53,204,.45);
  color: #fff;
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #059669);
  color: #fff;
  box-shadow: 0 4px 14px rgba(16,185,129,.3);
}
.btn-success:hover { color: #fff; box-shadow: 0 6px 20px rgba(16,185,129,.4); }

.btn-danger {
  background: linear-gradient(135deg, var(--danger), #dc2626);
  color: #fff;
  box-shadow: 0 4px 14px rgba(239,68,68,.3);
}
.btn-danger:hover { color: #fff; box-shadow: 0 6px 20px rgba(239,68,68,.4); }

.btn-warning {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: #fff;
  box-shadow: 0 4px 14px rgba(245,158,11,.3);
}
.btn-warning:hover { color: #fff; }

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

.btn-outline-accent {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline-accent:hover { background: var(--accent); color: #fff; }

.btn-sm  { padding: 6px 12px; font-size: .78rem; }
.btn-sm svg { width: 13px; height: 13px; }
.btn-lg  { padding: 12px 28px; font-size: .95rem; }
.btn-lg svg { width: 18px; height: 18px; }
.btn-icon { width: 36px; height: 36px; padding: 0; justify-content: center; }
.btn-icon-sm { width: 28px; height: 28px; padding: 0; justify-content: center; }

.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  font-size: .71rem;
  font-weight: 700;
  border-radius: var(--r-full);
  white-space: nowrap;
  letter-spacing: .01em;
}

.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-blue   { background: var(--accent-light);  color: var(--accent); }
.badge-green  { background: var(--success-bg);    color: var(--success-text); }
.badge-yellow { background: var(--warning-bg);    color: var(--warning-text); }
.badge-red    { background: var(--danger-bg);     color: var(--danger-text); }
.badge-purple { background: var(--purple-bg);     color: var(--purple-text); }
.badge-gray   { background: var(--bg-base);       color: var(--text-secondary); border: 1px solid var(--border); }
.badge-orange { background: var(--orange-bg);     color: var(--orange-text); }
.badge-teal   { background: var(--teal-bg);       color: var(--teal-text); }
/* aliases para compatibilidad con vistas que usan nomenclatura Bootstrap-like */
.badge-secondary { background: var(--bg-base);       color: var(--text-secondary); border: 1px solid var(--border); }
.badge-success   { background: var(--success-bg);    color: var(--success-text); }
.badge-danger    { background: var(--danger-bg);     color: var(--danger-text); }
.badge-warning   { background: var(--warning-bg);    color: var(--warning-text); }
.badge-info      { background: var(--accent-light);  color: var(--accent); }
.badge-dark      { background: var(--bg-base);       color: var(--text-secondary); border: 1px solid var(--border-strong); }

/* botones ghost con color de acción */
.btn-success-ghost {
  background: transparent;
  color: var(--success);
  border: 1px solid var(--success);
}
.btn-success-ghost:hover { background: var(--success-bg); color: var(--success-text); }

.btn-danger-ghost {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
.btn-danger-ghost:hover { background: var(--danger-bg); color: var(--danger-text); }
.btn-warning-ghost { background: transparent; color: var(--warning); border: 1px solid var(--warning); }
.btn-warning-ghost:hover { background: var(--warning-bg); color: var(--warning-text); }

/* ============================================================
   TABLES — Premium
   ============================================================ */
.table-wrapper { overflow-x: auto; border-radius: var(--r-lg); }

table.data-table { width: 100%; border-collapse: collapse; font-size: .855rem; }

.data-table thead tr {
  border-bottom: 2px solid var(--border);
}

.data-table thead th {
  background: var(--bg-base);
  color: var(--text-muted);
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 11px 18px;
  text-align: left;
  white-space: nowrap;
  transition: background var(--t);
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--t-fast);
}

.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: var(--accent-subtle); }

.data-table td {
  padding: 14px 18px;
  color: var(--text-primary);
  vertical-align: middle;
  transition: color var(--t);
}

.data-table td.td-mono {
  font-family: 'Courier New', monospace;
  font-size: .82rem;
  color: var(--accent);
  font-weight: 700;
}

.data-table td.td-actions { white-space: nowrap; text-align: right; }
.data-table td.td-muted { color: var(--text-muted); font-size: .82rem; }

/* ============================================================
   FORMS — Premium
   ============================================================ */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: .01em;
}

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

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: .875rem;
  font-family: var(--font);
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t);
  line-height: 1.5;
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-elevated);
}

/* Foco visible global para navegación por teclado — botones, enlaces y controles
   fuera de .form-control, que ya tiene su propia regla de foco arriba. */
.btn:focus-visible,
a:focus-visible,
.nav-item:focus-visible,
.dropdown-item:focus-visible,
.page-btn:focus-visible,
.estado-option:focus-visible,
.topbar-btn:focus-visible,
.theme-toggle:focus-visible,
.modal-close:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.form-control:disabled {
  background: var(--bg-base);
  cursor: not-allowed;
  color: var(--text-muted);
  opacity: .7;
}

.form-control.is-invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,.15);
}

select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 90px; }

.form-hint  { font-size: .73rem; color: var(--text-muted); margin-top: 5px; }
.form-error { font-size: .76rem; color: var(--danger); margin-top: 5px; font-weight: 500; }

.form-row   { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-section { border-top: 1px solid var(--border); padding-top: 22px; margin-top: 22px; }
.form-section-title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin-bottom: 16px;
  scroll-margin-top: 84px;
}

/* Índice lateral de secciones para formularios largos (varias secciones) */
.form-toc {
  position: sticky;
  top: 84px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
}
.form-toc a {
  display: block;
  padding: 8px 10px;
  font-size: .8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--r-sm);
  transition: background var(--t-fast), color var(--t-fast);
}
.form-toc a:hover { background: var(--bg-base); color: var(--text-primary); }
.form-toc a.active { background: var(--accent-subtle); color: var(--accent); font-weight: 700; }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--r);
  font-size: .875rem;
  margin-bottom: 18px;
  border: 1px solid transparent;
  backdrop-filter: blur(8px);
}

.alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.alert-success { background: var(--success-bg); color: var(--success-text); border-color: rgba(16,185,129,.25); }
.alert-error   { background: var(--danger-bg);  color: var(--danger-text);  border-color: rgba(239,68,68,.25); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border-color: rgba(245,158,11,.25); }
.alert-info    { background: var(--info-bg);    color: var(--info-text);    border-color: rgba(6,182,212,.25); }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }

.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px; height: 34px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: .8rem;
  color: var(--text-secondary);
  transition: all var(--t-fast);
  background: var(--bg-surface);
  font-weight: 500;
}

.page-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
  background: var(--accent-light);
}

.page-link.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(139,53,204,.35);
}

.page-link.disabled { opacity: .35; cursor: not-allowed; pointer-events: none; }

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-bar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 22px;
  background: var(--bg-base);
  border-bottom: 1px solid var(--border);
  transition: background var(--t);
}

.filter-bar .form-group { margin-bottom: 0; min-width: 130px; }
.filter-bar .form-label { font-size: .7rem; }
.filter-bar .form-control { font-size: .8rem; padding: 8px 10px; }

/* ============================================================
   SEARCH INPUT — Global
   ============================================================ */
.search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 360px;
}

.search-wrap svg {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-wrap .form-control { padding-left: 36px; }

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline { position: relative; padding-left: 26px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 10px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--border));
}

.timeline-item { position: relative; padding-bottom: 22px; }
.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -20px; top: 3px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--border-strong);
  border: 2px solid var(--bg-surface);
  box-shadow: 0 0 0 2px var(--border);
  transition: all var(--t);
}

.timeline-dot.active  { background: var(--success); box-shadow: 0 0 0 3px rgba(16,185,129,.25); }
.timeline-dot.current { background: var(--accent);  box-shadow: 0 0 0 3px var(--accent-glow); }
.timeline-dot.danger  { background: var(--danger);  box-shadow: 0 0 0 3px rgba(239,68,68,.2); }

.tl-action { font-size: .83rem; font-weight: 600; color: var(--text-primary); }
.tl-meta   { font-size: .74rem; color: var(--text-muted); margin-top: 2px; }

/* ============================================================
   CHECKLIST
   ============================================================ */
.checklist-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  font-size: .875rem;
  transition: background var(--t-fast);
}

.checklist-item:last-child { border-bottom: none; }
.checklist-item:hover { background: var(--accent-subtle); }

.check-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.check-icon.done { background: var(--success-bg); color: var(--success); }
.check-icon.miss { background: var(--danger-bg);  color: var(--danger); }
.check-icon svg  { width: 12px; height: 12px; }

.check-label { flex: 1; font-weight: 500; color: var(--text-primary); text-transform: capitalize; }
.check-label.miss { color: var(--danger); }

/* ============================================================
   UPLOAD ZONE
   ============================================================ */
.upload-zone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--r-xl);
  padding: 36px 24px;
  text-align: center;
  cursor: pointer;
  transition: all var(--t);
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
}

.upload-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-subtle), transparent);
  opacity: 0;
  transition: opacity var(--t);
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent);
  border-style: solid;
  background: var(--accent-light);
}

.upload-zone:hover::before, .upload-zone.drag-over::before { opacity: 1; }

.uz-icon  { width: 44px; height: 44px; margin: 0 auto 10px; color: var(--text-muted); }
.uz-title { font-size: .9rem; font-weight: 600; color: var(--text-secondary); position: relative; z-index: 1; }
.uz-hint  { font-size: .76rem; color: var(--text-muted); margin-top: 6px; position: relative; z-index: 1; }

/* ============================================================
   DAYS CHIP
   ============================================================ */
.days-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--r-full);
  font-size: .74rem;
  font-weight: 700;
  white-space: nowrap;
  letter-spacing: .01em;
}

.days-chip.safe    { background: var(--success-bg); color: var(--success-text); }
.days-chip.warn    { background: var(--warning-bg); color: var(--warning-text); }
.days-chip.urgent  { background: var(--orange-bg);  color: var(--orange-text); }
.days-chip.expired { background: var(--danger-bg);  color: var(--danger-text); }

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 32px;
  color: var(--text-muted);
}

.empty-state-icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  opacity: .25;
}

.empty-state-title { font-size: 1rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; }
.empty-state p { font-size: .875rem; }

/* ============================================================
   MODAL
   ============================================================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t);
}

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

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(.97);
  transition: transform var(--t);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--border);
}

.modal-title { font-size: .95rem; font-weight: 700; color: var(--text-primary); font-family: var(--font-display); }

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--t-fast);
}

.modal-close:hover { color: var(--text-primary); background: var(--bg-base); }
.modal-close svg { width: 18px; height: 18px; }

.modal-body   { padding: 22px; }
.modal-footer { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* ============================================================
   TOAST
   ============================================================ */
.toast-container {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
  min-width: 300px;
  max-width: 400px;
  font-size: .855rem;
  font-weight: 500;
  pointer-events: all;
  transform: translateX(120px);
  opacity: 0;
  transition: all .3s cubic-bezier(.34,1.56,.64,1);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.toast::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
}

.toast.show { transform: translateX(0); opacity: 1; }

.toast-success { background: rgba(6,30,18,.92); color: #86efac; }
.toast-success::before { background: var(--success); }
.toast-error   { background: rgba(30,6,6,.92); color: #fca5a5; }
.toast-error::before { background: var(--danger); }
.toast-warning { background: rgba(30,20,6,.92); color: #fcd34d; }
.toast-warning::before { background: var(--warning); }
.toast-info    { background: rgba(6,20,30,.92); color: #7dd3fc; }
.toast-info::before { background: var(--info); }

.toast svg { width: 18px; height: 18px; flex-shrink: 0; opacity: .8; }
.toast-close { margin-left: auto; background: none; border: none; cursor: pointer; opacity: .5; color: inherit; padding: 0; }
.toast-close:hover { opacity: 1; }

/* ============================================================
   LOGIN PAGE — Premium Split v2.1  (light + dark reactivo)
   ============================================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  background: var(--bg-base);
  transition: background var(--t);
}

/* ── Panel izquierdo ── */
.login-left {
  flex: 1;
  display: none;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
  position: relative;
  overflow: hidden;
  /* dark: morado medio → cyan (default); light: sobreescrito abajo */
  background: linear-gradient(145deg, #3d1266 0%, #6a1fa0 40%, #1a8fa8 75%, #00C8E0 100%);
  transition: background var(--t);
}

/* Light mode — panel izquierdo */
[data-theme="light"] .login-left {
  background: linear-gradient(145deg, #5a1890 0%, #8B35CC 40%, #1ab8d0 75%, #00C8E0 100%);
}

/* Orbe superior izquierdo */
.login-left::before {
  content: '';
  position: absolute;
  top: -15%; left: -15%;
  width: 680px; height: 680px;
  background: radial-gradient(circle, rgba(155,63,212,.35) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
  animation: loginOrb1 12s ease-in-out infinite alternate;
}

/* Orbe inferior derecho */
.login-left::after {
  content: '';
  position: absolute;
  bottom: -20%; right: -15%;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(139,92,246,.28) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
  animation: loginOrb2 15s ease-in-out infinite alternate;
}

@keyframes loginOrb1 { from { transform: translate(0,0) scale(1); } to { transform: translate(30px,-20px) scale(1.08); } }
@keyframes loginOrb2 { from { transform: translate(0,0) scale(1); } to { transform: translate(-25px,18px) scale(1.06); } }

/* Rejilla decorativa SVG */
.login-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Círculo decorativo central */
.login-ring {
  position: absolute;
  right: -120px; top: 50%;
  transform: translateY(-50%);
  width: 480px; height: 480px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.06);
  pointer-events: none;
}
.login-ring::before {
  content: '';
  position: absolute;
  inset: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.05);
}
.login-ring::after {
  content: '';
  position: absolute;
  inset: 100px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.04);
}

.login-left-content { position: relative; z-index: 1; }

.login-left-headline {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.14;
  letter-spacing: -.035em;
  margin-bottom: 18px;
}
.login-left-headline span {
  background: linear-gradient(90deg, #c084fc 0%, #00C8E0 60%, #e0fafe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-left-sub {
  font-size: .9375rem;
  color: rgba(255,255,255,.58);
  line-height: 1.75;
  max-width: 380px;
}

.login-features {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--r-lg);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.09);
  backdrop-filter: blur(12px);
  transition: background var(--t-fast), border-color var(--t-fast);
}
.login-feature:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.15);
}

.login-feature-icon {
  width: 38px; height: 38px;
  border-radius: var(--r);
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: rgba(255,255,255,.9);
}
.login-feature-icon svg { width: 17px; height: 17px; }

.login-feature-text { font-size: .8375rem; color: rgba(255,255,255,.65); line-height: 1.45; }
.login-feature-text strong { color: #fff; display: block; font-weight: 600; margin-bottom: 1px; }

/* Estadísticas inferiores */
.login-stats {
  display: flex;
  gap: 0;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.login-stat {
  flex: 1;
  padding-right: 24px;
}
.login-stat + .login-stat {
  padding-left: 24px;
  padding-right: 24px;
  border-left: 1px solid rgba(255,255,255,.1);
}
.login-stat-value {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.04em;
  line-height: 1;
}
.login-stat-label {
  font-size: .7rem;
  color: rgba(255,255,255,.42);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ── Panel derecho ── */
.login-right {
  width: 100%;
  max-width: 480px;
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 52px 48px;
  min-height: 100vh;
  position: relative;
  transition: background var(--t), box-shadow var(--t);
}

/* Decoración sutil en esquina superior derecha del panel derecho */
.login-right::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,53,204,.07) 0%, transparent 70%);
  pointer-events: none;
}
.login-right::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,.06) 0%, transparent 70%);
  pointer-events: none;
}

[data-theme="dark"] .login-right {
  box-shadow: -8px 0 40px rgba(0,0,0,.5);
}
[data-theme="dark"] .login-right::before {
  background: radial-gradient(circle, rgba(155,63,212,.12) 0%, transparent 70%);
}
[data-theme="dark"] .login-right::after {
  background: radial-gradient(circle, rgba(139,92,246,.1) 0%, transparent 70%);
}

/* Contenido derecho con z-index sobre decoración */
.login-right > * { position: relative; z-index: 1; }

.login-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
}

.logo-icon {
  width: 46px; height: 46px;
  background: linear-gradient(135deg, #7B2FBE, #00C8E0);
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 18px rgba(139,53,204,.4);
  flex-shrink: 0;
}
.logo-icon svg { width: 24px; height: 24px; }

.logo-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  transition: color var(--t);
}

.logo-sub {
  font-size: .7rem;
  color: var(--text-muted);
  transition: color var(--t);
}

/* Divisor decorativo antes del heading */
.login-heading-wrap {
  margin-bottom: 28px;
}
.login-heading-eyebrow {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.login-heading {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -.035em;
  line-height: 1.2;
  transition: color var(--t);
}
.login-sub {
  font-size: .875rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
  transition: color var(--t);
}

/* Separador */
.login-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
  transition: background var(--t);
}

.login-footer { margin-top: 32px; font-size: .72rem; color: var(--text-muted); text-align: center; transition: color var(--t); }

/* ============================================================
   DASHBOARD GRIDS
   ============================================================ */
.dash-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 22px; }
.dash-grid .span-2 { grid-column: span 2; }

/* ============================================================
   KPI CHART AREA
   ============================================================ */
.chart-wrap {
  position: relative;
  width: 100%;
  height: 220px;
}

/* ============================================================
   PROGRESS / EXPIRY BAR
   ============================================================ */
.expiry-bar-wrap { display: flex; align-items: center; gap: 10px; font-size: .8rem; }
.expiry-bar {
  flex: 1;
  height: 6px;
  background: var(--border);
  border-radius: var(--r-full);
  overflow: hidden;
}

.expiry-bar-fill {
  height: 100%;
  border-radius: var(--r-full);
  transition: width .8s cubic-bezier(.4,0,.2,1);
}

.expiry-bar-fill.safe   { background: linear-gradient(90deg, var(--success), #34d399); }
.expiry-bar-fill.warn   { background: linear-gradient(90deg, var(--warning), #fbbf24); }
.expiry-bar-fill.urgent { background: linear-gradient(90deg, var(--danger), #f87171); }

/* ============================================================
   SECTION DIVIDER
   ============================================================ */
.section-divider { display: flex; align-items: center; gap: 14px; margin: 28px 0 18px; }
.section-divider-label {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-muted);
  white-space: nowrap;
}
.section-divider-line { flex: 1; height: 1px; background: var(--border); }

/* ============================================================
   STATUS PILL SELECTOR
   ============================================================ */
.estado-selector { display: flex; flex-wrap: wrap; gap: 8px; }

.estado-option {
  padding: 7px 16px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r-full);
  font-size: .8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--t-fast);
  background: var(--bg-surface);
  color: var(--text-secondary);
  user-select: none;
}

.estado-option:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.estado-option.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  box-shadow: 0 3px 10px rgba(139,53,204,.35);
}

/* ============================================================
   ACTIVITY FEED
   ============================================================ */
.activity-feed { display: flex; flex-direction: column; gap: 0; }

.activity-item {
  display: flex;
  gap: 14px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  transition: background var(--t-fast);
  position: relative;
}

.activity-item:last-child { border-bottom: none; }
.activity-item:hover { background: var(--accent-subtle); }

.activity-icon {
  width: 34px; height: 34px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

.activity-content { flex: 1; min-width: 0; }
.activity-title { font-size: .83rem; font-weight: 600; color: var(--text-primary); }
.activity-desc  { font-size: .76rem; color: var(--text-secondary); margin-top: 2px; line-height: 1.4; }
.activity-time  { font-size: .7rem; color: var(--text-muted); margin-top: 3px; }

/* ============================================================
   HAMBURGER
   ============================================================ */
.hamburger {
  display: none;
  width: 36px; height: 36px;
  border: none; background: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 4px;
  border-radius: var(--r);
  transition: background var(--t-fast);
}

.hamburger:hover { background: var(--bg-base); }
.hamburger span { display: block; width: 18px; height: 2px; background: var(--text-secondary); border-radius: 2px; transition: all var(--t); }

/* ============================================================
   AI ASSISTANT PANEL
   ============================================================ */
.ai-panel {
  background: linear-gradient(135deg, var(--accent-subtle) 0%, rgba(139,92,246,.06) 100%);
  border: 1px solid rgba(139,53,204,.2);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.ai-panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(139,53,204,.12);
  background: rgba(139,53,204,.06);
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: linear-gradient(135deg, var(--accent), #7b5ea7);
  color: white;
  font-size: .68rem;
  font-weight: 700;
  border-radius: var(--r-full);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.ai-thinking {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  color: var(--text-muted);
  padding: 10px 0;
}

.ai-dots span {
  display: inline-block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: ai-bounce .6s infinite;
}

.ai-dots span:nth-child(2) { animation-delay: .12s; }
.ai-dots span:nth-child(3) { animation-delay: .24s; }

@keyframes ai-bounce {
  0%, 80%, 100% { transform: scale(.8); opacity: .5; }
  40% { transform: scale(1.2); opacity: 1; }
}

.ai-response { padding: 16px 20px; font-size: .86rem; line-height: 1.7; color: var(--text-primary); }

.ai-input-wrap {
  display: flex;
  gap: 8px;
  padding: 14px 16px;
  border-top: 1px solid rgba(139,53,204,.12);
  background: rgba(255,255,255,.03);
}

.ai-input {
  flex: 1;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r);
  padding: 9px 14px;
  font-size: .84rem;
  font-family: var(--font);
  color: var(--text-primary);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.ai-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.ai-send-btn {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), #7b5ea7);
  border: none;
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: white;
  transition: all var(--t-fast);
  box-shadow: 0 3px 10px rgba(139,53,204,.35);
  flex-shrink: 0;
}

.ai-send-btn:hover { transform: translateY(-1px); box-shadow: 0 5px 16px rgba(139,53,204,.45); }
.ai-send-btn svg { width: 16px; height: 16px; }

/* ============================================================
   CALENDAR MINI
   ============================================================ */
.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.cal-month {
  font-family: var(--font-display);
  font-size: .88rem;
  font-weight: 700;
  color: var(--text-primary);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  padding: 10px 12px;
}

.cal-day-label {
  text-align: center;
  font-size: .66rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  padding: 4px;
  letter-spacing: .05em;
}

.cal-day {
  text-align: center;
  padding: 7px 4px;
  font-size: .78rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--r);
  cursor: pointer;
  transition: all var(--t-fast);
  position: relative;
}

.cal-day:hover { background: var(--accent-subtle); color: var(--accent); }
.cal-day.today { background: var(--accent); color: white; font-weight: 700; }
.cal-day.has-event::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--warning); }
.cal-day.has-event.today::after { background: rgba(255,255,255,.8); }
.cal-day.other-month { opacity: .3; }
.cal-day.expired-event { color: var(--danger); font-weight: 700; }

/* ============================================================
   SKELETON LOADING
   ============================================================ */
@keyframes shimmer {
  from { background-position: -400px 0; }
  to   { background-position: 400px 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-base) 25%, var(--border) 37%, var(--bg-base) 63%);
  background-size: 800px 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--r);
}

.skeleton-text { height: 14px; margin-bottom: 8px; }
.skeleton-text.wide { width: 80%; }
.skeleton-text.medium { width: 55%; }
.skeleton-text.short { width: 30%; }

/* ============================================================
   DROPDOWN
   ============================================================ */
.dropdown { position: relative; display: inline-block; }

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  z-index: 150;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-6px) scale(.97);
  pointer-events: none;
  transition: all var(--t);
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: .84rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--t-fast);
  border: none;
  background: none;
  width: 100%;
  font-family: var(--font);
}

.dropdown-item:hover { background: var(--accent-subtle); color: var(--accent); text-decoration: none; }
.dropdown-item svg { width: 16px; height: 16px; opacity: .7; }
.dropdown-separator { height: 1px; background: var(--border); margin: 4px 0; }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: var(--danger-bg); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 900px) { .login-left { display: flex; } }

@media (max-width: 1024px) {
  .dash-grid { grid-template-columns: 1fr; }
  .dash-grid .span-2 { grid-column: span 1; }
  .form-row-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); box-shadow: var(--shadow-xl); z-index: 100; }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .hamburger { display: flex; }
  .dash-charts { grid-template-columns: 1fr !important; }
  .page-body { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .form-group { min-width: 0; }
  .page-header { flex-direction: column; align-items: flex-start; gap: .75rem; }
  .page-header .btn-group { flex-wrap: wrap; }
  .notif-panel { width: calc(100vw - 32px); right: -8px; }
  /* Tablas: scroll horizontal en lugar de desbordarse */
  .table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table { min-width: 540px; }
  /* Ocultar columnas secundarias en tablas de índice */
  .col-hide-mobile { display: none; }
  /* Modales: full width en mobile */
  .modal { width: calc(100vw - 32px) !important; max-width: 100% !important; margin: 0 16px; }
  /* Grids de 2 col en vistas show → 1 col */
  [style*="grid-template-columns:2fr 1fr"],
  [style*="grid-template-columns: 2fr 1fr"],
  [style*="grid-template-columns:340px 1fr"],
  [style*="grid-template-columns: 340px 1fr"],
  [style*="grid-template-columns:1fr 380px"],
  [style*="grid-template-columns: 1fr 380px"] { display: flex !important; flex-direction: column !important; }
  /* Card lateral sticky → no sticky en mobile */
  [style*="position:sticky"],[style*="position: sticky"] { position: relative !important; top: auto !important; }
  /* Topbar search más compacto */
  #topbar-search-wrap { max-width: 160px; }
  /* Breadcrumb overflow */
  .breadcrumb { flex-wrap: wrap; }
  /* Config layout 200px+1fr → 1 col */
  [style*="grid-template-columns:200px"],[style*="grid-template-columns: 200px"] { display: flex !important; flex-direction: column !important; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .login-right { padding: 32px 24px; }
  .btn-group { width: 100%; flex-wrap: wrap; }
  .btn-group .btn { flex: 1; justify-content: center; min-width: 120px; }
  .toast { min-width: calc(100vw - 48px); }
  .page-body { padding: 12px; }
  .card-body { padding: 16px; }
  /* Topbar: ocultar buscador, mostrar solo iconos */
  #topbar-search-wrap { display: none !important; }
  #search-toggle-btn { display: none; }
  .topbar-title { font-size: .875rem; }
  /* Tabla: min-width menor en móvil pequeño */
  .data-table { min-width: 440px; font-size: .8rem; }
  /* Configuración tabs → scroll horizontal */
  .cfg-tab-btn { font-size: .8rem; padding: .5rem .75rem; }
}

@media print {
  .sidebar, .topbar, .btn-group, .filter-bar { display: none !important; }
  .main-content { margin-left: 0; }
  .page-body { padding: 0; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ============================================================
   UTILITIES
   ============================================================ */
.d-flex        { display: flex; }
.d-grid        { display: grid; }
.align-center  { align-items: center; }
.align-start   { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.justify-end     { justify-content: flex-end; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.flex-1   { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.w-full   { width: 100%; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-muted    { color: var(--text-muted); }
.text-secondary{ color: var(--text-secondary); }
.text-danger   { color: var(--danger); }
.text-success  { color: var(--success); }
.text-warning  { color: var(--warning); }
.text-accent   { color: var(--accent); }
.font-medium   { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold     { font-weight: 700; }
.text-sm       { font-size: .8rem; }
.text-xs       { font-size: .72rem; }
.text-lg       { font-size: 1rem; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.p-0  { padding: 0; }
.rounded-full { border-radius: var(--r-full); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* Animaciones de entrada */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

.animate-in { animation: fadeInUp .3s cubic-bezier(.4,0,.2,1) both; }
.animate-in-delay-1 { animation-delay: .05s; }
.animate-in-delay-2 { animation-delay: .10s; }
.animate-in-delay-3 { animation-delay: .15s; }
.animate-in-delay-4 { animation-delay: .20s; }
.animate-in-delay-5 { animation-delay: .25s; }

/* ============================================================
   LEX — Globo flotante de asistente IA
   ============================================================ */
#lex-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}
#lex-fab > * { pointer-events: auto; }

/* Botón principal */
#lex-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7B2FBE 0%, #00C8E0 100%);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 20px rgba(139,53,204,.45), 0 2px 8px rgba(0,0,0,.18);
  transition: transform var(--t), box-shadow var(--t);
  position: relative;
  flex-shrink: 0;
}
#lex-btn:hover  { transform: scale(1.08); box-shadow: 0 6px 28px rgba(139,53,204,.55), 0 2px 10px rgba(0,0,0,.2); }
#lex-btn:active { transform: scale(.96); }
#lex-btn .lex-ico-open  { display: flex; }
#lex-btn .lex-ico-close { display: none; }
#lex-fab.open #lex-btn .lex-ico-open  { display: none; }
#lex-fab.open #lex-btn .lex-ico-close { display: flex; }

/* Badge de mensajes */
#lex-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  min-width: 18px;
  height: 18px;
  border-radius: var(--r-full);
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg-base);
  line-height: 1;
}
#lex-badge.visible { display: flex; }

/* Tooltip */
#lex-tooltip {
  position: absolute;
  right: 62px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: .75rem;
  font-weight: 600;
  padding: .3rem .65rem;
  border-radius: var(--r);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-fast);
}
#lex-btn:hover #lex-tooltip { opacity: 1; }

/* Panel */
#lex-panel {
  width: 360px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  transform-origin: bottom right;
  transform: scale(.9) translateY(12px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--t), opacity var(--t);
  max-height: 520px;
}
#lex-fab.open #lex-panel {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Header del panel */
#lex-hdr {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .875rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  flex-shrink: 0;
}
.lex-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7B2FBE 0%, #00C8E0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}
.lex-hdr-info { flex: 1; min-width: 0; }
.lex-hdr-name   { font-weight: 700; font-size: .875rem; color: var(--text-primary); line-height: 1.25; }
.lex-hdr-status { font-size: .7rem; color: var(--success); display: flex; align-items: center; gap: 4px; margin-top: 1px; }
.lex-status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); animation: lexPulse 2.2s infinite; }
@keyframes lexPulse { 0%,100%{opacity:1} 50%{opacity:.35} }
.lex-hdr-actions { display: flex; gap: .25rem; }
.lex-hdr-btn {
  width: 28px; height: 28px;
  border-radius: var(--r-sm);
  background: transparent; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: background var(--t-fast), color var(--t-fast);
}
.lex-hdr-btn:hover { background: var(--bg-base); color: var(--text-primary); }

/* Mensajes */
#lex-msgs {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  min-height: 220px;
  max-height: 330px;
  scroll-behavior: smooth;
}
#lex-msgs::-webkit-scrollbar { width: 4px; }
#lex-msgs::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

.lx-row { display: flex; gap: .5rem; align-items: flex-end; }
.lx-row--user { flex-direction: row-reverse; }
.lx-av {
  width: 26px; height: 26px; border-radius: 50%;
  flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  font-size: .7rem; font-weight: 700;
}
.lx-av--lex  { background: linear-gradient(135deg, #7B2FBE 0%, #00C8E0 100%); color: #fff; }
.lx-av--user { background: var(--bg-base); color: var(--text-secondary); border: 1px solid var(--border-strong); }
.lx-bubble {
  max-width: 78%;
  padding: .5rem .75rem;
  border-radius: 14px;
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-elevated);
  word-break: break-word;
  white-space: pre-wrap;
}
.lx-row--user .lx-bubble {
  background: linear-gradient(135deg, #7B2FBE 0%, #00C8E0 100%);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.lx-row--lex .lx-bubble { border-bottom-left-radius: 4px; }

/* Typing indicator */
.lx-typing { display: flex; gap: 4px; align-items: center; padding: .1rem 0; }
.lx-typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-muted);
  animation: lxDot 1.3s infinite;
  display: inline-block;
}
.lx-typing span:nth-child(2) { animation-delay: .18s; }
.lx-typing span:nth-child(3) { animation-delay: .36s; }
@keyframes lxDot { 0%,80%,100%{transform:scale(.55);opacity:.25} 40%{transform:scale(1);opacity:1} }

/* Estado vacío */
.lex-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .625rem;
  padding: 1.5rem 1rem;
  text-align: center;
  color: var(--text-muted);
  font-size: .8125rem;
  flex: 1;
}
.lex-empty-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(139,53,204,.12) 0%, rgba(139,92,246,.12) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}

/* Sugerencias rápidas */
.lex-sugs {
  display: flex; gap: .35rem; flex-wrap: wrap;
  padding: 0 1rem .75rem;
  flex-shrink: 0;
}
.lex-sug {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: .25rem .625rem;
  font-size: .7rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.lex-sug:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); }

/* Área de input */
#lex-input-area {
  padding: .75rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  flex-shrink: 0;
}
.lex-input-row { display: flex; gap: .5rem; align-items: flex-end; }
#lex-input {
  flex: 1;
  background: var(--bg-base);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  padding: .5rem .75rem;
  font-size: .8125rem;
  color: var(--text-primary);
  font-family: var(--font);
  resize: none;
  line-height: 1.5;
  min-height: 38px;
  max-height: 108px;
  outline: none;
  transition: border-color var(--t-fast);
}
#lex-input::placeholder { color: var(--text-muted); }
#lex-input:focus { border-color: var(--accent); box-shadow: var(--shadow-glow); }
#lex-send {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, #7B2FBE 0%, #00C8E0 100%);
  color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: opacity var(--t-fast), transform var(--t-fast);
  box-shadow: 0 2px 8px rgba(139,53,204,.35);
}
#lex-send:hover:not(:disabled)  { opacity: .9; transform: scale(1.06); }
#lex-send:disabled { opacity: .3; cursor: not-allowed; transform: none; box-shadow: none; }

/* Footer del panel */
#lex-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .4rem .875rem;
  border-top: 1px solid var(--border);
  background: var(--bg-surface);
  flex-shrink: 0;
}
.lex-footer-link, .lex-footer-btn {
  font-size: .7rem;
  color: var(--text-muted);
  background: none; border: none; cursor: pointer;
  text-decoration: none;
  transition: color var(--t-fast);
  padding: 0;
  font-family: var(--font);
}
.lex-footer-link:hover, .lex-footer-btn:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 480px) {
  #lex-panel { width: calc(100vw - 32px); max-height: 72vh; }
  #lex-fab   { right: 16px; bottom: 16px; }
}