/* ═══════════════════════════════════════════════════════
   CULTURARED — Sidebar Unificado v3.0
   Bottom Nav (mobile) + Sidebar colapsable (desktop)
   Glass-morphism + Seguridad anti-XSS (solo CSS)
   ═══════════════════════════════════════════════════════ */

/* ═══ CSS CUSTOM PROPERTIES ═══ */
:root {
  --sidebar-bg: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
  --sidebar-text: rgba(255,255,255,.88);
  --sidebar-text-muted: rgba(255,255,255,.5);
  --sidebar-hover: rgba(255,255,255,.08);
  --sidebar-active-bg: rgba(108,92,231,.15);
  --sidebar-border: rgba(255,255,255,.08);
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 72px;

  /* Glass-morphism overlay */
  --glass-bg: rgba(26,26,46,.85);
  --glass-border: rgba(255,255,255,.12);
  --glass-blur: 12px;

  --accent: #6c5ce7;
  --accent-hover: #7c6ff0;
  --accent-light: rgba(108,92,231,.12);
  --accent-glow: 0 0 20px rgba(108,92,231,.3);

  --bg: #f5f6fa;
  --card: #ffffff;
  --text: #2d3436;
  --text-secondary: #636e72;
  --border: #e0e0e0;
  --radius: 10px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
  --header-h: 60px;

  /* Bottom nav height */
  --bottom-nav-h: 64px;

  --font-scale: 1;
  --font-base: calc(14px * var(--font-scale));

  scroll-behavior: smooth;
}

/* ═══ TEMA OSCURO ═══ */
[data-theme="dark"] {
  --sidebar-bg: linear-gradient(180deg, #0f0f1a 0%, #1a1a2e 100%);
  --bg: #0f0f1a;
  --card: #1a1a2e;
  --text: #eee;
  --text-secondary: #999;
  --border: #2a2a3e;
  --shadow: 0 1px 3px rgba(0,0,0,.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.4);
}

/* ═══ ALTO CONTRASTE ═══ */
[data-theme="highcontrast"] {
  --sidebar-bg: #000;
  --bg: #000;
  --card: #111;
  --text: #fff;
  --text-secondary: #ccc;
  --border: #444;
  --accent: #ff0;
  --accent-hover: #ff3;
  --accent-light: rgba(255,255,0,.15);
}

/* ═══ ACENTOS ═══ */
[data-accent="blue"]   { --accent: #2980b9; --accent-hover: #3498db; --accent-light: rgba(41,128,185,.15); --accent-glow: 0 0 20px rgba(41,128,185,.3); }
[data-accent="green"]  { --accent: #27ae60; --accent-hover: #2ecc71; --accent-light: rgba(39,174,96,.15); --accent-glow: 0 0 20px rgba(39,174,96,.3); }
[data-accent="orange"] { --accent: #e67e22; --accent-hover: #f39c12; --accent-light: rgba(230,126,34,.15); --accent-glow: 0 0 20px rgba(230,126,34,.3); }
[data-accent="red"]    { --accent: #c0392b; --accent-hover: #e74c3c; --accent-light: rgba(192,57,43,.15); --accent-glow: 0 0 20px rgba(192,57,43,.3); }
[data-accent="black"]  { --accent: #d4a853; --accent-hover: #e0b960; --accent-light: rgba(212,168,83,.15); --accent-glow: 0 0 20px rgba(212,168,83,.3); --sidebar-bg: linear-gradient(180deg, #0a0a0a 0%, #1a1a1a 100%); }

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

html { font-size: var(--font-base); }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  transition: background .3s ease, color .3s ease;
  overflow-x: hidden;
}

/* ═══════════════════════════════════════════════════════
   SIDEBAR — Desktop (≥769px)
   ═══════════════════════════════════════════════════════ */
@media(min-width: 769px) {

.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--sidebar-bg);
  background-attachment: fixed;
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: width .35s cubic-bezier(.4,0,.2,1), transform .35s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
  box-shadow: 2px 0 24px rgba(0,0,0,.15);
}

/* Sidebar colapsado */
.sidebar.collapsed { width: var(--sidebar-collapsed-width); }

/* ── Brand ── */
.sidebar-brand {
  padding: 20px 20px 14px;
  border-bottom: 1px solid var(--sidebar-border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  overflow: hidden;
  transition: padding .3s;
}
.sidebar.collapsed .sidebar-brand { padding: 16px 0; justify-content: center; }
.sidebar-brand h2 {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  margin: 0;
  overflow: hidden;
  transition: opacity .2s;
  letter-spacing: -.02em;
}
.sidebar.collapsed .sidebar-brand h2 span,
.sidebar.collapsed .sidebar-brand h2 small { opacity: 0; width: 0; overflow: hidden; }
.sidebar-brand h2 i { 
  color: var(--accent);
  filter: drop-shadow(0 0 6px rgba(108,92,231,.3));
}
.sidebar-brand small {
  display: block;
  font-size: .6rem;
  font-weight: 400;
  color: var(--sidebar-text-muted);
  letter-spacing: .03em;
  margin-top: 1px;
  transition: opacity .2s;
}
.sidebar.collapsed .sidebar-brand small { display: none; }

/* ── Toggle ── */
.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--sidebar-border);
  background: transparent;
  color: var(--sidebar-text-muted);
  cursor: pointer;
  font-size: .75rem;
  transition: all .2s;
  flex-shrink: 0;
  margin-left: auto;
  backdrop-filter: blur(4px);
}
.sidebar-toggle:hover { background: var(--sidebar-hover); color: #fff; }
.sidebar.collapsed .sidebar-toggle { margin-left: 0; transform: rotate(180deg); display: none; }

/* ── User area ── */
.sidebar-user {
  padding: 14px 20px;
  border-bottom: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
  transition: background .15s, padding .3s;
  user-select: none;
  white-space: nowrap;
  overflow: hidden;
}
.sidebar.collapsed .sidebar-user { padding: 10px 0; justify-content: center; }
.sidebar-user:hover { background: var(--sidebar-hover); }
.sidebar-user .avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--accent);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(108,92,231,.3);
}
.sidebar-user .user-info { flex: 1; min-width: 0; transition: opacity .2s; }
.sidebar.collapsed .sidebar-user .user-info,
.sidebar.collapsed .sidebar-user .chevron { opacity: 0; width: 0; padding: 0; margin: 0; overflow: hidden; }
.sidebar-user .user-name {
  font-size: .85rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sidebar-user .user-role { margin-top: 2px; }
.sidebar-user .chevron {
  font-size: .65rem;
  opacity: .5;
  transition: transform .25s;
  flex-shrink: 0;
}
.sidebar-user .chevron.open { transform: rotate(180deg); }

/* ── Role badges ── */
.role-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
}
.role-admin   { background: linear-gradient(135deg, #ffd54f, #ffca28); color: #5d4037; }
.role-sidic   { background: linear-gradient(135deg, #81c784, #66bb6a); color: #1b5e20; }
.role-gestion { background: linear-gradient(135deg, #64b5f6, #42a5f5); color: #0d47a1; }
.role-base    { background: linear-gradient(135deg, #bdbdbd, #9e9e9e); color: #424242; }

/* ── User Dropdown ── */
.user-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 10px 16px 14px;
  z-index: 100;
  box-shadow: var(--shadow-lg);
  animation: dropdownSlide .2s ease-out;
}
@keyframes dropdownSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.sidebar.collapsed .user-dropdown {
  position: fixed;
  left: var(--sidebar-collapsed-width);
  top: auto;
  width: 240px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  margin-left: 6px;
  animation: dropdownSlide .2s ease-out;
}
.user-dropdown.open { display: block; }

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: .82rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .15s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.dropdown-item:hover { background: var(--sidebar-hover); color: #fff; }
.dropdown-item i { width: 20px; text-align: center; font-size: .85rem; color: var(--accent); }
.dropdown-divider { height: 1px; background: var(--sidebar-border); margin: 6px 0; }

.personalizacion-section { padding: 6px 0; }
.personalizacion-section + .personalizacion-section { 
  border-top: 1px solid var(--sidebar-border); 
  padding-top: 10px; 
  margin-top: 2px; 
}
.personalizacion-label {
  font-size: .64rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--sidebar-text-muted);
  margin-bottom: 6px;
}
.font-controls { display: flex; align-items: center; gap: 6px; }
.font-controls button {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--sidebar-border);
  background: transparent;
  color: var(--sidebar-text);
  font-size: .9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
  line-height: 1;
}
.font-controls button:hover { background: var(--sidebar-hover); border-color: var(--accent); }
.font-controls .font-value {
  font-size: .78rem;
  color: var(--sidebar-text);
  min-width: 40px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.font-controls .btn-reset { width: auto; padding: 0 10px; font-size: .65rem; margin-left: auto; }

.theme-controls { display: flex; gap: 4px; }
.theme-btn {
  flex: 1;
  padding: 5px 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--sidebar-border);
  background: transparent;
  color: var(--sidebar-text-muted);
  font-size: .65rem;
  cursor: pointer;
  transition: all .15s;
  text-align: center;
  line-height: 1.3;
}
.theme-btn:hover { border-color: var(--accent); color: var(--sidebar-text); }
.theme-btn.active { 
  background: var(--accent-light); 
  border-color: var(--accent); 
  color: #fff; 
  box-shadow: 0 0 12px rgba(108,92,231,.2);
}

.accent-controls { display: flex; gap: 6px; flex-wrap: wrap; }
.accent-dot {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .2s;
  box-shadow: 0 2px 4px rgba(0,0,0,.2);
}
.accent-dot:hover { transform: scale(1.2); }
.accent-dot.active { 
  border-color: #fff; 
  box-shadow: 0 0 0 2px var(--accent), 0 0 16px rgba(108,92,231,.4);
}

/* ── Navigation ── */
.sidebar-nav {
  flex: 1;
  padding: 4px 0;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 3px; }

.sidebar-nav .nav-section {
  font-size: .62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--sidebar-text-muted);
  padding: 16px 20px 6px;
  white-space: nowrap;
  transition: opacity .2s;
}
.sidebar.collapsed .nav-section { opacity: 0; height: 0; padding: 0; overflow: hidden; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  margin: 1px 8px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: .84rem;
  transition: all .15s;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  position: relative;
}
.sidebar.collapsed .sidebar-nav a { justify-content: center; padding: 11px 0; margin: 1px 6px; }
.sidebar-nav a:hover {
  background: var(--sidebar-hover);
  color: #fff;
}
.sidebar-nav a.active {
  background: var(--accent-light);
  color: #fff;
  font-weight: 500;
  box-shadow: inset 3px 0 0 var(--accent);
}
.sidebar.collapsed .sidebar-nav a.active { box-shadow: inset 0 -2px 0 var(--accent); }
.sidebar-nav a i {
  width: 22px;
  text-align: center;
  font-size: .95rem;
  color: rgba(255,255,255,.5);
  flex-shrink: 0;
}
.sidebar-nav a.active i { color: var(--accent); }

/* Ocultar texto en colapsado */
.sidebar.collapsed .sidebar-nav a span,
.sidebar.collapsed .sidebar-footer a span { display: none; }

/* Tooltip en hover cuando colapsado — versión glass */
.sidebar.collapsed .sidebar-nav a[data-tooltip]::after,
.sidebar.collapsed .sidebar-footer a[data-tooltip]::after {
  content: attr(data-tooltip);
  position: fixed;
  left: calc(var(--sidebar-collapsed-width) + 10px);
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: .78rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s;
  z-index: 9999;
  border: 1px solid rgba(255,255,255,.1);
}
.sidebar.collapsed .sidebar-nav a:hover::after,
.sidebar.collapsed .sidebar-footer a:hover::after {
  opacity: 1;
}

/* Badge de notificaciones en sidebar */
.sidebar-nav a .nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: #fff;
  font-size: .6rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
  line-height: 1.4;
}
.sidebar.collapsed .sidebar-nav a .nav-badge { display: none; }

/* ── Sidebar Footer ── */
.sidebar-footer {
  padding: 10px 20px;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}
.sidebar.collapsed .sidebar-footer { padding: 10px 0; display: flex; justify-content: center; }
.sidebar-footer a {
  color: var(--sidebar-text-muted);
  text-decoration: none;
  font-size: .78rem;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  transition: color .15s;
  white-space: nowrap;
}
.sidebar.collapsed .sidebar-footer a { justify-content: center; padding: 7px 0; }
.sidebar-footer a:hover { color: #e74c3c; }
.sidebar-footer a i { flex-shrink: 0; }

/* ── Main Content ── */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left .35s cubic-bezier(.4,0,.2,1);
}
.main-content.sidebar-collapsed { margin-left: var(--sidebar-collapsed-width); }

.topbar {
  background: var(--card);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
  flex-shrink: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background: rgba(255,255,255,.92);
}
[data-theme="dark"] .topbar,
[data-theme="highcontrast"] .topbar {
  background: rgba(15,15,26,.92);
}

.topbar h1 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.topbar h1 i { color: var(--accent); }
.topbar-actions { display: flex; gap: 8px; align-items: center; }

main {
  padding: 24px;
  flex: 1;
}

/* ── Desktop toggle (topbar) ── */
.desktop-toggle {
  display: flex !important;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all .15s;
}
.desktop-toggle:hover { background: rgba(0,0,0,.05); border-color: var(--accent); color: var(--accent); }
[data-theme="dark"] .desktop-toggle:hover,
[data-theme="highcontrast"] .desktop-toggle:hover { background: rgba(255,255,255,.08); }

} /* end @media min-width 769px */

/* ═══════════════════════════════════════════════════════
   DRAWER OVERLAY (mobile)
   ═══════════════════════════════════════════════════════ */
.drawer-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.5);
  z-index: 999;
  opacity: 0;
  transition: opacity .3s;
}
.drawer-overlay.open { display: block; opacity: 1; }

/* ═══════════════════════════════════════════════════════
   MOBILE — ≤768px
   Bottom Navigation + Header
   ═══════════════════════════════════════════════════════ */
@media(max-width: 768px) {

body { display: block; padding-bottom: var(--bottom-nav-h); }

/* ── Mobile Header ── */
.mobile-header {
  display: flex;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  z-index: 998;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
  box-shadow: var(--shadow);
}
.mobile-header .hamburger {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background .15s;
}
.mobile-header .hamburger:active { background: rgba(0,0,0,.08); }

.mobile-header .topbar-title {
  flex: 1;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mobile-header .topbar-actions { display: flex; gap: 4px; }
.mobile-header .topbar-actions button {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}
.mobile-header .topbar-actions button:active { background: rgba(0,0,0,.08); }

/* ── Bottom Navigation ── */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bottom-nav-h);
  background: var(--card);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 1000;
  box-shadow: 0 -2px 12px rgba(0,0,0,.08);
  padding: 0 4px;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: .65rem;
  font-weight: 500;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: all .15s;
  position: relative;
  min-width: 48px;
  max-width: 80px;
  -webkit-tap-highlight-color: transparent;
}
.bottom-nav a:active { background: rgba(0,0,0,.05); }

.bottom-nav a i {
  font-size: 1.2rem;
  transition: transform .2s;
}
.bottom-nav a:active i { transform: scale(.9); }

.bottom-nav a.active {
  color: var(--accent);
}
.bottom-nav a.active i {
  filter: drop-shadow(0 0 6px rgba(108,92,231,.3));
}
.bottom-nav a.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 0 0 2px 2px;
}

/* Badge en bottom nav */
.bottom-nav a .nav-badge {
  position: absolute;
  top: 2px;
  right: 4px;
  background: #e74c3c;
  color: #fff;
  font-size: .55rem;
  font-weight: 700;
  padding: 0 5px;
  border-radius: 8px;
  min-width: 16px;
  text-align: center;
  line-height: 1.5;
  box-shadow: 0 1px 4px rgba(231,76,60,.4);
}

/* ── Sidebar en mobile = drawer ── */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: 280px;
  height: 100vh;
  background: var(--sidebar-bg);
  background-attachment: fixed;
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  box-shadow: 2px 0 24px rgba(0,0,0,.2);
  /* Hide scrollbar */
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.sidebar::-webkit-scrollbar { display: none; }

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

/* En mobile: sidebar siempre se ve expandido */
.sidebar.collapsed { width: 280px !important; transform: translateX(-100%); }
.sidebar.collapsed.open { transform: translateX(0); }
.sidebar.collapsed .sidebar-brand,
.sidebar.collapsed .sidebar-user,
.sidebar.collapsed .sidebar-nav a,
.sidebar.collapsed .sidebar-footer {
  padding: revert;
  justify-content: revert;
}
.sidebar.collapsed .sidebar-nav a::after { display: none; }
.sidebar.collapsed .nav-section { opacity: 1; height: auto; padding: revert; overflow: visible; }
.sidebar.collapsed .sidebar-nav a span,
.sidebar.collapsed .sidebar-footer a span { display: inline; }
.sidebar.collapsed .sidebar-user .user-info,
.sidebar.collapsed .sidebar-user .chevron { opacity: 1; width: auto; position: static; }
.sidebar.collapsed .sidebar-brand h2 span,
.sidebar.collapsed .sidebar-brand h2 small { opacity: 1; width: auto; position: static; }

/* Mobile drawer: toggle siempre visible */
.sidebar-toggle { display: none; }

/* Main content sin margen en mobile */
.main-content { margin-left: 0; padding-top: var(--header-h); }
.main-content.sidebar-collapsed { margin-left: 0; }

/* Topbar en mobile */
.topbar { position: static; padding: 10px 16px; }
.topbar h1 { font-size: 1rem; }
main { padding: 16px; }
.topbar-actions button { font-size: .75rem; padding: 5px 10px; }

/* Safe-area mejorado */
@supports(padding:max(0px)){
  body{padding-bottom:max(var(--bottom-nav-h),calc(var(--bottom-nav-h) + env(safe-area-inset-bottom,0px)))}
  .bottom-nav{padding-bottom:max(env(safe-area-inset-bottom),4px);height:calc(var(--bottom-nav-h) + max(env(safe-area-inset-bottom),4px))}
  .bottom-nav a{min-width:44px}
}

} /* end @media max-width 768px */

/* ═══ TABLET (769px – 1024px) — sidebar colapsable ═══ */
@media(min-width:769px) and (max-width:1024px){
  .sidebar{width:var(--sidebar-collapsed-width)}
  .sidebar .sidebar-brand h2 span,
  .sidebar .sidebar-brand h2 small,
  .sidebar .sidebar-nav a span,
  .sidebar .sidebar-footer a span,
  .sidebar .sidebar-user .user-info,
  .sidebar .sidebar-user .chevron{display:none}
  .sidebar .sidebar-nav a{justify-content:center;padding:12px}
  .sidebar .sidebar-nav a i{font-size:1.2rem;margin:0}
  .sidebar .sidebar-nav .nav-section{text-align:center;font-size:.6rem;padding:8px 2px}
  .sidebar .sidebar-footer a{justify-content:center;padding:12px}
  .sidebar .sidebar-footer a i{font-size:1.1rem;margin:0}
  .sidebar .sidebar-user{justify-content:center;padding:12px}
  .sidebar .sidebar-user .avatar{width:36px;height:36px;font-size:.9rem}
  .sidebar-toggle{display:none}
  .main-content{margin-left:var(--sidebar-collapsed-width)}
}

/* ═══ TRANSICIONES GLOBALES ═══ */
.sidebar, .main-content {
  will-change: width, margin-left, transform;
}

/* ═══ ANIMACIONES ═══ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .5; }
}

/* ═══ BOTONES Y ELEMENTOS COMUNES ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: .85rem;
  font-family: inherit;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-danger {
  background: #e74c3c;
  color: #fff;
  border-color: #e74c3c;
}
.btn-sm {
  padding: 5px 10px;
  font-size: .78rem;
}
.btn-icon {
  width: 36px; height: 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}