/* ══════════════════════════════════════════════════════════════
   KARDBANK — Identidade Visual Compartilhada v2
   Inclua em todas as páginas: <link rel="stylesheet" href="_shared.css">
   ══════════════════════════════════════════════════════════════ */

/* ── Variáveis de tema ─────────────────────────────────────── */
:root,
[data-theme="dark"] {
  /* Paleta de marca */
  --color-green-light: #a8f0c4;
  --color-green:       #6eeda1;
  --color-green-dark:  #3dd87e;
  --color-blue-light:  #55aaff;
  --color-blue:        #2f7edd;

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, var(--color-green) 0%, var(--color-blue-light) 100%);
  --gradient-accent:  linear-gradient(135deg, var(--color-green-light) 0%, var(--color-green) 100%);

  /* Fundos — nomes legados (compatibilidade com leads/trafego) */
  --color-dark:       #0a1628;
  --color-dark-light: #122035;
  --color-dark-card:  #1a2d47;

  /* Fundos — nomes semânticos */
  --bg:           #0a1628;
  --bg-secondary: #122035;
  --bg-card:      #1a2d47;
  --bg-elevated:  #1f3452;

  /* Bordas */
  --border:        rgba(255,255,255,.065);
  --border-light:  rgba(255,255,255,.035);
  --border-accent: rgba(110,237,161,.2);

  /* Texto */
  --text:         #e8f4fd;
  --text-muted:   #7899b5;
  --text-subtle:  #4d6e8a;
  --text-inverse: #0a1628;

  /* Sombras */
  --shadow:    0 4px 24px rgba(0,0,0,.45);
  --shadow-sm: 0 2px 10px rgba(0,0,0,.3);
  --shadow-lg: 0 14px 44px rgba(0,0,0,.6);

  /* Brilho */
  --glow-green: 0 0 28px rgba(110,237,161,.18);
  --glow-blue:  0 0 28px rgba(85,170,255,.18);

  /* Glass */
  --glass-bg:     rgba(18,32,53,.88);
  --glass-border: rgba(255,255,255,.07);
}

[data-theme="light"] {
  --color-dark:       #f0f4f8;
  --color-dark-light: #ffffff;
  --color-dark-card:  #ffffff;

  --bg:           #f0f4f8;
  --bg-secondary: #e8eef5;
  --bg-card:      #ffffff;
  --bg-elevated:  #f8fafc;

  --border:        rgba(0,0,0,.08);
  --border-light:  rgba(0,0,0,.04);
  --border-accent: rgba(47,126,221,.2);

  --text:         #0d1f33;
  --text-muted:   #4a6580;
  --text-subtle:  #5c7590;
  --text-inverse: #ffffff;

  --shadow:    0 4px 24px rgba(0,0,0,.08);
  --shadow-sm: 0 2px 10px rgba(0,0,0,.05);
  --shadow-lg: 0 14px 44px rgba(0,0,0,.12);

  --glass-bg:     rgba(255,255,255,.92);
  --glass-border: rgba(0,0,0,.06);
}

/* ── Resets e base ─────────────────────────────────────────── */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background .3s, color .3s;
}

/* ── Navbar global ─────────────────────────────────────────── */
#kard-nav {
  background:    var(--glass-bg);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--glass-border);
  padding:       0 1.5rem;
  height:        52px;
  display:       flex;
  align-items:   center;
  gap:           .5rem;
  font-family:   'Montserrat', system-ui, sans-serif;
  font-size:     .8rem;
  position:      sticky;
  top:           0;
  z-index:       999;
  transition:    background .3s, border-color .3s;
}

/* Linha de acento no topo */
#kard-nav::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: .55;
  pointer-events: none;
}

#kard-nav .nav-brand {
  display:     flex;
  align-items: center;
  gap:         .6rem;
  text-decoration: none;
  color:       var(--text);
  font-weight: 700;
  font-size:   .88rem;
  letter-spacing: -.01em;
}
#kard-nav .nav-brand img {
  height:      26px;
  width:       auto;
  filter: drop-shadow(0 0 8px rgba(110,237,161,.3));
  transition:  filter .2s;
}
#kard-nav .nav-brand:hover img {
  filter: drop-shadow(0 0 14px rgba(110,237,161,.55));
}

#kard-nav .nav-sep {
  width:  1px;
  height: 18px;
  background: var(--border);
  margin: 0 .4rem;
  flex-shrink: 0;
}

#kard-nav .nav-links {
  display:     flex;
  align-items: center;
  gap:         .1rem;
}

#kard-nav .nav-link {
  color:           var(--text-muted);
  text-decoration: none;
  padding:         0 .75rem;
  height:          52px;
  display:         flex;
  align-items:     center;
  gap:             .4rem;
  font-weight:     500;
  letter-spacing:  -.01em;
  position:        relative;
  transition:      color .15s;
}
#kard-nav .nav-link:hover {
  color: var(--text);
}
#kard-nav .nav-link.active {
  color:       var(--color-green);
  font-weight: 600;
}
#kard-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: .5rem; right: .5rem;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px 2px 0 0;
}

/* Área direita */
#kard-nav .nav-right {
  margin-left: auto;
  display:     flex;
  align-items: center;
  gap:         .55rem;
}

#kard-nav .nav-user {
  display:     flex;
  align-items: center;
  gap:         .5rem;
  font-size:   .77rem;
  color:       var(--text-muted);
  padding:     .22rem .65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.02);
}
#kard-nav .nav-user-name {
  color: var(--text);
  font-weight: 600;
  letter-spacing: -.01em;
}

#kard-nav .nav-nivel {
  padding:       .15rem .5rem;
  border-radius: 20px;
  font-size:     .63rem;
  font-weight:   700;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.nivel-admin        { background: rgba(148,163,184,.1);  color: #94a3b8; border: 1px solid rgba(148,163,184,.22); }
.nivel-gestor       { background: rgba(110,237,161,.1);  color: var(--color-green); border: 1px solid rgba(110,237,161,.22); }
.nivel-visualizador { background: rgba(85,170,255,.1);   color: var(--color-blue-light); border: 1px solid rgba(85,170,255,.22); }

/* ── Light mode: badges precisam de cor mais escura em fundo claro ── */
[data-theme="light"] .content .nivel-admin,
[data-theme="light"] .topbar  .nivel-admin,
[data-theme="light"] .welcome-banner .nivel-admin    { color: #475569; background: rgba(71,85,105,.09);    border-color: rgba(71,85,105,.2); }

[data-theme="light"] .content .nivel-gestor,
[data-theme="light"] .topbar  .nivel-gestor,
[data-theme="light"] .welcome-banner .nivel-gestor   { color: #1a7a4a; background: rgba(26,122,74,.09);    border-color: rgba(26,122,74,.22); }

[data-theme="light"] .content .nivel-visualizador,
[data-theme="light"] .topbar  .nivel-visualizador,
[data-theme="light"] .welcome-banner .nivel-visualizador { color: #1a5fa0; background: rgba(26,95,160,.09); border-color: rgba(26,95,160,.22); }

/* Botão de tema */
#kard-theme-btn {
  background:    rgba(255,255,255,.03);
  border:        1px solid var(--border);
  border-radius: 8px;
  color:         var(--text-muted);
  cursor:        pointer;
  width:         32px;
  height:        32px;
  display:       flex;
  align-items:   center;
  justify-content: center;
  font-size:     .88rem;
  transition:    background .15s, color .15s, border-color .15s;
  line-height:   1;
}
#kard-theme-btn:hover {
  background:   rgba(110,237,161,.08);
  border-color: rgba(110,237,161,.25);
  color:        var(--color-green);
}

/* Botão sair */
#kard-logout-btn {
  background:    transparent;
  border:        1px solid var(--border);
  border-radius: 8px;
  color:         var(--text-muted);
  cursor:        pointer;
  padding:       0 .75rem;
  height:        32px;
  font-size:     .73rem;
  font-weight:   600;
  font-family:   inherit;
  letter-spacing: .01em;
  transition:    background .15s, color .15s, border-color .15s;
}
#kard-logout-btn:hover {
  background:   rgba(239,68,68,.07);
  color:        #ef4444;
  border-color: rgba(239,68,68,.22);
}

/* ══════════════════════════════════════════════════════════════
   App Shell Layout (sidebar + topbar)
   Compartilhado entre leads.html, trafego.html, meta-ads.html
   ══════════════════════════════════════════════════════════════ */

/* Keyframes usados no layout */
@keyframes gradShift { 0%,100% { background-position:0% 50% } 50% { background-position:100% 50% } }
@keyframes pulse-dot  { 0%,100% { opacity:1; transform:scale(1) } 50% { opacity:.4; transform:scale(.85) } }
@keyframes spin-shell { to { transform: rotate(360deg) } }
@keyframes meshFloat  {
  0%   { transform: translate(0,0) scale(1) }
  33%  { transform: translate(24px,-16px) scale(1.04) }
  66%  { transform: translate(-12px,20px) scale(.96) }
  100% { transform: translate(0,0) scale(1) }
}
@keyframes fadeUp { from { opacity:0; transform:translateY(16px) } to { opacity:1; transform:translateY(0) } }

/* ── App Shell wrapper ─────────────────────────────────────── */
.app-shell { display: none; min-height: 100vh; }
.app-shell.active { display: flex; }

/* ── Login wrap — reusado em todas as páginas ──────────────── */
.login-wrap {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 9999; padding: 1rem;
  background: var(--bg); overflow: hidden;
}
.login-wrap.hidden { display: none; }

/* Mesh background */
.login-wrap::before {
  content: '';
  position: absolute; inset: -10%;
  background:
    radial-gradient(ellipse 65% 55% at 15% 25%, rgba(110,237,161,.10) 0%, transparent 55%),
    radial-gradient(ellipse 60% 60% at 85% 75%, rgba(85,170,255,.08) 0%, transparent 55%),
    radial-gradient(ellipse 45% 45% at 55% 45%, rgba(47,126,221,.05) 0%, transparent 60%);
  animation: meshFloat 22s ease-in-out infinite;
  pointer-events: none;
}
/* Dot grid */
.login-wrap::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(110,237,161,.045) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 70% 70% at center, black 10%, transparent 75%);
  pointer-events: none;
}

.login-theme-btn {
  position: fixed; top: 1.2rem; right: 1.2rem; z-index: 10001;
  background: var(--glass-bg); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border); border-radius: 10px;
  color: var(--text-muted); cursor: pointer;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; transition: all .2s;
}
.login-theme-btn:hover { background: rgba(110,237,161,.1); border-color: rgba(110,237,161,.25); color: var(--color-green); }

.login-card {
  position: relative; z-index: 1;
  background: var(--glass-bg);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: 20px; padding: 2.5rem 2.25rem 2.25rem;
  width: 100%; max-width: 380px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: fadeUp .5s cubic-bezier(.16,1,.3,1) both;
}
.login-card::before {
  content: '';
  position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: var(--gradient-primary); opacity: .5;
  border-radius: 0 0 4px 4px;
}
.login-logo-wrap {
  width: 56px; height: 56px; border-radius: 16px;
  background: rgba(110,237,161,.08);
  border: 1px solid rgba(110,237,161,.15);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: 0 0 24px rgba(110,237,161,.12);
}
.login-logo-wrap img {
  height: 34px; width: auto;
  filter: drop-shadow(0 0 10px rgba(110,237,161,.35));
}
.login-card h2 {
  font-size: 1.1rem; font-weight: 800;
  letter-spacing: -.03em; margin-bottom: .25rem;
}
.login-card .subtitle {
  font-size: .77rem; color: var(--text-muted); margin-bottom: 1.75rem; line-height: 1.5;
}
.login-card .form-group { text-align: left; margin-bottom: .85rem; }
.login-card .form-group label {
  display: block; font-size: .65rem; font-weight: 700;
  color: var(--text-muted); margin-bottom: .3rem;
  text-transform: uppercase; letter-spacing: .08em;
}
.login-card .form-group input {
  width: 100%;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--glass-border);
  border-radius: 9px; color: var(--text);
  padding: .7rem .95rem;
  font-size: .875rem; font-family: inherit;
  outline: none;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.login-card .form-group input:focus {
  border-color: rgba(110,237,161,.45);
  background: rgba(110,237,161,.03);
  box-shadow: 0 0 0 3px rgba(110,237,161,.08);
}
[data-theme="light"] .login-card .form-group input { background: rgba(0,0,0,.03); }
[data-theme="light"] .login-card .form-group input:focus { background: rgba(47,126,221,.04); }

.btn-login {
  width: 100%; background: var(--gradient-primary);
  border: none; border-radius: 9px;
  color: var(--text-inverse);
  font-family: inherit; font-size: .875rem; font-weight: 700;
  letter-spacing: .01em; padding: .8rem;
  cursor: pointer; margin-top: .5rem;
  transition: opacity .2s, transform .15s, box-shadow .2s;
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center; gap: .5rem;
}
.btn-login::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.18) 0%, transparent 55%);
  pointer-events: none;
}
.btn-login:hover { opacity: .9; transform: translateY(-1px); box-shadow: 0 6px 22px rgba(110,237,161,.28); }
.btn-login:active { transform: translateY(0); }
.btn-login:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btn-login-spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(10,22,40,.3);
  border-top-color: rgba(10,22,40,.9);
  animation: spin-shell .7s linear infinite;
  display: none;
}
.btn-login.loading .btn-login-spinner { display: block; }

.login-error {
  background: rgba(239,68,68,.07);
  border: 1px solid rgba(239,68,68,.18);
  border-radius: 8px; color: #f87171;
  font-size: .76rem; padding: .6rem .9rem;
  margin-bottom: .9rem; display: none; text-align: left; line-height: 1.5;
}
.login-error.visible { display: flex; align-items: flex-start; gap: .5rem; }

/* ── Sidebar ──────────────────────────────────── */
.sidebar {
  width: 240px; min-width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto; overflow-x: hidden;
  scrollbar-width: none; flex-shrink: 0;
  transition: background .3s, border-color .3s;
}
.sidebar::-webkit-scrollbar { display: none; }

.sidebar::before {
  content: '';
  position: sticky; top: 0;
  display: block; width: 100%; height: 2px;
  background: var(--gradient-primary); opacity: .6;
  flex-shrink: 0; z-index: 1;
}

.sidebar-brand {
  padding: 1.1rem 1rem .95rem;
  display: flex; align-items: center; gap: .75rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-brand-icon {
  width: 34px; height: 34px; border-radius: 10px;
  background: rgba(110,237,161,.08);
  border: 1px solid rgba(110,237,161,.15);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(110,237,161,.1);
}
.sidebar-brand-icon img { height: 20px; width: auto; filter: drop-shadow(0 0 6px rgba(110,237,161,.3)); }
.sidebar-brand-text strong {
  display: block; font-size: .82rem; font-weight: 800;
  color: var(--text); letter-spacing: -.02em;
}
.sidebar-brand-text span { font-size: .67rem; color: var(--text-muted); font-weight: 500; letter-spacing: .01em; }

.sidebar-nav { flex: 1; padding: .7rem .55rem; display: flex; flex-direction: column; gap: .05rem; }

.nav-label {
  font-size: .58rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--text-subtle); padding: .7rem .55rem .25rem;
  margin-top: .1rem;
}

.nav-item {
  display: flex; align-items: center; gap: .6rem;
  padding: .52rem .6rem; border-radius: 8px;
  color: var(--text-muted); text-decoration: none;
  font-size: .785rem; font-weight: 500;
  letter-spacing: -.01em; position: relative;
  transition: background .15s, color .15s;
  cursor: pointer; border: none; background: transparent;
  width: 100%; text-align: left; font-family: inherit;
}
.nav-item:hover { background: rgba(255,255,255,.05); color: var(--text); }
[data-theme="light"] .nav-item:hover { background: rgba(0,0,0,.05); }
.nav-item.active { background: rgba(110,237,161,.09); color: var(--color-green); font-weight: 600; }
[data-theme="light"] .nav-item.active { background: rgba(47,126,221,.09); color: var(--color-blue); }
.nav-item.active::before {
  content: '';
  position: absolute; left: 0; top: 20%; bottom: 20%;
  width: 2.5px; background: var(--gradient-primary);
  border-radius: 0 2px 2px 0;
}
.nav-item-icon { width: 20px; height: 20px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.nav-item-icon svg { width: 16px; height: 16px; }

.sidebar-sep { height: 1px; background: var(--border); margin: .5rem .55rem; }

.sidebar-footer { padding: .7rem .55rem .85rem; flex-shrink: 0; border-top: 1px solid var(--border); }
.sidebar-user {
  display: flex; align-items: center; gap: .6rem;
  padding: .6rem .55rem; border-radius: 9px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border); margin-bottom: .55rem;
}
[data-theme="light"] .sidebar-user { background: rgba(0,0,0,.03); }
.user-avatar {
  width: 32px; height: 32px; border-radius: 9px;
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: .72rem; font-weight: 800;
  color: var(--text-inverse); flex-shrink: 0;
  letter-spacing: -.01em;
}
.user-info { min-width: 0; flex: 1; }
.user-name { font-size: .775rem; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: -.01em; }

.sidebar-btns { display: flex; gap: .4rem; }
.sidebar-btn {
  flex: 1; background: rgba(255,255,255,.04);
  border: 1px solid var(--border); border-radius: 7px;
  color: var(--text-muted); font-family: inherit;
  font-size: .7rem; font-weight: 600;
  padding: .42rem .5rem; cursor: pointer;
  transition: all .15s;
  display: flex; align-items: center; justify-content: center; gap: .3rem;
  white-space: nowrap;
}
.sidebar-btn svg { width: 13px; height: 13px; flex-shrink: 0; }
.sidebar-btn:hover { background: rgba(255,255,255,.07); color: var(--text); border-color: rgba(255,255,255,.1); }
[data-theme="light"] .sidebar-btn:hover { background: rgba(0,0,0,.07); }
.sidebar-btn.logout:hover { background: rgba(239,68,68,.07); color: #f87171; border-color: rgba(239,68,68,.2); }

/* ── Main area ─────────────────────────────────── */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; overflow-y: auto; }

/* Topbar */
.topbar {
  background: var(--glass-bg); backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem; height: 58px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
  transition: background .3s, border-color .3s;
}
.topbar-left h2 { font-size: .95rem; font-weight: 700; letter-spacing: -.02em; }
.topbar-left p  { font-size: .72rem; color: var(--text-muted); margin-top: .05rem; }
.topbar-right { display: flex; align-items: center; gap: .6rem; }

/* Topbar theme button */
.topbar-theme-btn {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px; cursor: pointer;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: background .15s, color .15s, border-color .15s;
  flex-shrink: 0;
}
.topbar-theme-btn:hover { background: rgba(110,237,161,.1); border-color: rgba(110,237,161,.25); color: var(--color-green); }

/* Mobile header */
.mobile-header {
  display: none; align-items: center;
  padding: .65rem 1rem; background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  gap: .75rem; position: sticky; top: 0; z-index: 100;
}
.mobile-header-logo { height: 22px; flex: 1; }
.hamburger, .mobile-theme-btn {
  background: rgba(255,255,255,.05); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-muted); cursor: pointer;
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  font-size: .85rem; transition: all .15s;
}
.hamburger svg, .mobile-theme-btn svg { width: 16px; height: 16px; }
.hamburger:hover, .mobile-theme-btn:hover { background: rgba(110,237,161,.08); color: var(--color-green); }

.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.55); z-index: 199; backdrop-filter: blur(2px);
}
.sidebar-overlay.visible { display: block; }

/* Content */
.content { flex: 1; padding: 2rem 2rem 3rem; max-width: 1400px; width: 100%; }

/* Footer */
footer {
  font-size: .68rem; color: var(--text-subtle);
  padding-top: 1.25rem; margin-top: 1rem;
  border-top: 1px solid var(--border);
  text-align: center; line-height: 1.7;
}
footer a { color: var(--text-subtle); text-decoration: none; }
footer a:hover { color: var(--color-green); }

/* ── Stat cards (shared across pages) ─────────────────────── */
.kard-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: .85rem; margin-bottom: 1.75rem;
}
.kard-stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 13px; padding: 1.1rem 1.25rem;
  position: relative; overflow: hidden;
  transition: border-color .2s, transform .18s;
}
.kard-stat-card:hover { border-color: rgba(110,237,161,.2); transform: translateY(-2px); }
.kard-stat-label {
  font-size: .68rem; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .07em; margin-bottom: .3rem;
}
.kard-stat-value {
  font-size: 1.65rem; font-weight: 800; letter-spacing: -.045em; line-height: 1;
  color: var(--color-green);
}
.kard-stat-sub { font-size: .68rem; color: var(--text-subtle); margin-top: .3rem; }

/* ── Mobile responsive ───────────────────────── */
@media (max-width: 768px) {
  .mobile-header { display: flex; }
  .topbar { display: none; }
  .sidebar {
    position: fixed; left: -260px; top: 0;
    width: 260px; height: 100%; z-index: 200;
    transition: left .28s cubic-bezier(.16,1,.3,1);
  }
  .sidebar.open { left: 0; }
  .content { padding: 1.25rem 1rem 2rem; }
  .kard-stats-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .kard-stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Light mode sidebar (force dark) ───────────── */
[data-theme="light"] .sidebar,
[data-theme="light"] .mobile-header { background: #1c2e4a; border-color: rgba(255,255,255,.07); }
[data-theme="light"] .sidebar .nav-label { color: rgba(255,255,255,.3); }
[data-theme="light"] .sidebar .nav-item { color: rgba(255,255,255,.55); }
[data-theme="light"] .sidebar .nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
[data-theme="light"] .sidebar .nav-item.active { background: rgba(110,237,161,.12); color: #6eeda1; }
[data-theme="light"] .sidebar .sidebar-btn { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.1); color: rgba(255,255,255,.55); }
[data-theme="light"] .sidebar .sidebar-btn:hover { background: rgba(255,255,255,.1); color: #fff; }
[data-theme="light"] .sidebar .sidebar-btn.logout:hover { background: rgba(239,68,68,.1); color: #f87171; border-color: rgba(239,68,68,.25); }
[data-theme="light"] .sidebar .sidebar-sep { background: rgba(255,255,255,.08); }
[data-theme="light"] .sidebar .sidebar-user { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.08); }
[data-theme="light"] .sidebar .user-name { color: #fff; }
[data-theme="light"] .sidebar .sidebar-brand-text span { color: rgba(255,255,255,.4); }
[data-theme="light"] .sidebar .sidebar-brand-text strong { color: #fff; }
[data-theme="light"] .hamburger, [data-theme="light"] .mobile-theme-btn {
  background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12); color: rgba(255,255,255,.6);
}

/* ── Nav nivel badge in sidebar/topbar ──────────── */
.nav-nivel {
  padding: .15rem .5rem; border-radius: 20px;
  font-size: .63rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em;
}