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

:root {
  --primary: #4F46E5;
  --primary-hover: #4338CA;
  --primary-light: #EEF2FF;
  --primary-border: #C7D2FE;
  --success: #059669;
  --success-light: #ECFDF5;
  --warning: #D97706;
  --warning-light: #FFFBEB;
  --danger: #DC2626;
  --danger-light: #FEF2F2;
  --purple: #7C3AED;
  --purple-light: #F5F3FF;
  --cyan: #0891B2;
  --cyan-light: #ECFEFF;
  --text-heading: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-faint: #94A3B8;
  --border: #E2E8F0;
  --border-strong: #CBD5E1;
  --bg: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --radius-sm: .5rem;
  --radius: .75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 4px 12px rgba(0,0,0,.06), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.08), 0 2px 8px rgba(0,0,0,.04);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text-body);
  min-height: 100vh;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ── Navbar ──────────────────────────────────────────────────────────────── */
/* Navbar principal */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: 62px;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  gap: 0.5rem;
  box-shadow: 0 1px 0 rgba(0,0,0,.04);
  overflow-x: auto; /* permite scroll horizontal discreto no celular */
  -webkit-overflow-scrolling: touch; /* suaviza scroll em iOS */
}

/* Esconde a barra de scroll visual */
.navbar::-webkit-scrollbar { display: none; }

/* Logo e badge */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-heading);
  text-decoration: none;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

.version-badge {
  font-size: 0.64rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff;
  padding: 0.18rem 0.55rem;
  border-radius: 99px;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

/* Links da navbar */
.navbar-links {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
  flex-shrink: 0;
}

.navbar-links a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.18s;
  white-space: nowrap; /* mantém tudo numa linha */
}

.navbar-links a:hover { background: var(--bg-subtle); color: var(--text-heading); }
.navbar-links a.active { background: var(--primary-light); color: var(--primary); }

/* Media Query mínima para celulares */
@media (max-width: 500px) {
  .navbar {
    padding: 0 0.6rem;
    gap: 0.3rem;
  }

  .navbar-brand { font-size: 1rem; }
  .version-badge { font-size: 0.55rem; padding: 0.12rem 0.4rem; }

  .navbar-links a {
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
  }
}

/* Active analysis bar */
.active-analysis-bar {
  display: flex; align-items: center; gap: .6rem; flex: 1; min-width: 0;
  background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: var(--radius-sm);
  padding: .3rem .8rem; font-size: .78rem; color: #166534;
  overflow: hidden;
}
.active-dot {
  width: 7px; height: 7px; background: #16A34A; border-radius: 50%; flex-shrink: 0;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{ opacity:1; } 50%{ opacity:.4; } }
.active-label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-save-analysis {
  display: inline-flex; align-items: center; gap: .3rem;
  background: var(--primary); color: #fff; border: none; border-radius: .4rem;
  padding: .3rem .7rem; font-size: .74rem; font-weight: 700; cursor: pointer;
  transition: background .18s; flex-shrink: 0; white-space: nowrap; font-family: inherit;
}
.btn-save-analysis:hover { background: var(--primary-hover); }
.btn-discard-analysis {
  display: inline-flex; align-items: center; gap: .3rem;
  background: transparent; color: var(--danger); border: 1px solid #FCA5A5;
  border-radius: .4rem; padding: .3rem .65rem; font-size: .74rem;
  font-weight: 700; cursor: pointer; transition: all .18s; flex-shrink: 0; white-space: nowrap; font-family: inherit;
}
.btn-discard-analysis:hover { background: var(--danger-light); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 5.5rem 1.75rem 4rem; }
.page-header { margin-bottom: 2rem; display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.page-title {
  font-size: 1.7rem; font-weight: 800; color: var(--text-heading);
  margin-bottom: .25rem; display: flex; align-items: center; gap: .65rem;
  letter-spacing: -.03em; line-height: 1.2;
}
.page-subtitle { color: var(--text-muted); font-size: .9rem; margin-top: .3rem; line-height: 1.5; }
.section-title { font-size: 1.05rem; font-weight: 700; color: var(--text-heading); letter-spacing: -.01em; }

/* ── Overview stat cards (dashboard summary) ────────────────────────────── */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.overview-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: .35rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.overview-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.overview-card-accent {
  position: absolute; top: 0; left: 0; right: 0; height: 3px; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.overview-card-icon {
  width: 2.2rem; height: 2.2rem; border-radius: .6rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  margin-bottom: .2rem;
}
.overview-card-label { font-size: .72rem; font-weight: 700; color: var(--text-faint); text-transform: uppercase; letter-spacing: .06em; }
.overview-card-value { font-size: 2rem; font-weight: 800; color: var(--text-heading); letter-spacing: -.04em; line-height: 1; }
.overview-card-sub { font-size: .75rem; color: var(--text-muted); }

/* ── Section card ────────────────────────────────────────────────────────── */
.section-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem; margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.section-card-header {
  display: flex; align-items: center; gap: .45rem;
  font-size: .78rem; font-weight: 700; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: .85rem;
}

/* ── Column cards ─────────────────────────────────────────────────────── */
.column-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.5rem; margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}
.column-card:hover { box-shadow: var(--shadow); }
.column-card-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .5rem; margin-bottom: 1.1rem;
}
.column-card-title {
  display: flex; align-items: center; gap: .6rem;
  font-size: 1rem; font-weight: 700; color: var(--text-heading); letter-spacing: -.01em;
}
.col-total-badge {
  font-size: .74rem; font-weight: 600; color: var(--text-muted);
  background: var(--bg-subtle); border-radius: 99px; padding: .25rem .75rem;
  border: 1px solid var(--border);
}

/* Type badges */
.col-type-badge {
  font-size: .7rem; font-weight: 700; padding: .22rem .6rem;
  border-radius: 99px; flex-shrink: 0; letter-spacing: .03em;
}
.badge-numeric { background: #DBEAFE; color: #1D4ED8; }
.badge-categorical { background: #EDE9FE; color: #6D28D9; }
.badge-temporal { background: #ECFDF5; color: #065F46; }
.badge-text { background: #F0FDF4; color: #166534; }
.badge-consent { background: #DCFCE7; color: #15803D; }

/* ── Stat grid (indicators) ──────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: .85rem;
  margin-bottom: 1.25rem;
}
.stat-card {
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 1rem 1.1rem;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.stat-accent { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; border-radius: 1rem 0 0 1rem; }
.stat-label {
  font-size: .67rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .07em; color: var(--text-faint); margin-bottom: .35rem;
}
.stat-value { font-size: 1.6rem; font-weight: 800; color: var(--text-heading); line-height: 1; letter-spacing: -.03em; }
.stat-sub { font-size: .72rem; color: var(--text-faint); margin-top: .25rem; }

/* ── Chart area ─────────────────────────────────────────────────────────── */
.chart-section { margin-top: 1.1rem; }
.chart-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .5rem; margin-bottom: .85rem;
}
.chart-title-text {
  font-size: .82rem; font-weight: 700; color: var(--text-body);
  display: flex; align-items: center; gap: .4rem;
}
.chart-type-switcher {
  display: flex; gap: .3rem; flex-wrap: wrap;
}
.chart-type-btn {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .3rem .7rem; border-radius: .45rem;
  border: 1.5px solid var(--border); background: var(--bg-card);
  font-size: .74rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: all .15s; font-family: inherit;
}
.chart-type-btn:hover { border-color: var(--border-strong); color: var(--text-body); background: var(--bg-subtle); }
.chart-type-btn.active { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.chart-wrapper {
  background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.1rem 1.25rem;
  position: relative;
}
canvas { max-height: 280px; }

/* ── Insight boxes ──────────────────────────────────────────────────────── */
.insight-box {
  background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: var(--radius);
  padding: .9rem 1.1rem; font-size: .875rem; color: #166534; line-height: 1.6;
  display: flex; gap: .5rem; align-items: flex-start;
}
.insight-box.warning { background: var(--warning-light); border-color: #FCD34D; color: #92400E; }
.insight-box.info { background: var(--primary-light); border-color: var(--primary-border); color: #1D4ED8; }

/* ── Global AI insight panel ─────────────────────────────────────────────── */
.global-insight-panel {
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 100%);
  border: 1px solid var(--primary-border); border-radius: var(--radius-lg);
  padding: 1.5rem; margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}
.global-insight-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .75rem; margin-bottom: 1rem;
}
.global-insight-title {
  display: flex; align-items: center; gap: .5rem;
  font-size: 1rem; font-weight: 800; color: #1E1B4B; letter-spacing: -.01em;
}
.global-insight-subtitle { font-size: .83rem; color: #4338CA; margin-top: .2rem; }
.global-insight-body {
  background: rgba(255,255,255,.75); border: 1px solid rgba(99,102,241,.15);
  border-radius: var(--radius); padding: 1.1rem 1.25rem;
  font-size: .9rem; color: var(--text-body); line-height: 1.75;
  white-space: pre-line;
}
.global-insight-empty {
  color: #6366F1; font-size: .88rem; font-style: italic;
}

/* ── AI Insight block per column ─────────────────────────────────────────── */
.ai-insight-block { border-top: 1px solid var(--border); padding-top: .75rem; margin-top: .75rem; }
.btn-ai-insight {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .35rem .9rem; background: var(--purple-light); color: var(--purple);
  border: 1.5px solid #C4B5FD; border-radius: var(--radius-sm);
  font-size: .8rem; font-weight: 600; cursor: pointer; transition: all .15s; font-family: inherit;
}
.btn-ai-insight:hover { background: #EDE9FE; border-color: #A78BFA; }
.btn-ai-insight:disabled { opacity: .6; cursor: not-allowed; }
.ai-insight-result {
  margin-top: .65rem; padding: .85rem 1rem;
  background: var(--purple-light); border: 1px solid #DDD6FE;
  border-radius: var(--radius-sm); font-size: .875rem; color: var(--text-body); line-height: 1.65;
}

/* ── Consent message ─────────────────────────────────────────────────────── */
.consent-message {
  display: flex; align-items: center; gap: .65rem;
  background: #F0FDF4; border: 1.5px solid #BBF7D0; border-radius: var(--radius);
  padding: .9rem 1.1rem; font-size: .93rem; font-weight: 600; color: #166534;
}

/* ── Analyses grid (pesquisa page) ──────────────────────────────────────── */
.analyses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem; margin-bottom: 1.5rem;
}
.analysis-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.15rem 1.3rem; display: flex; flex-direction: column; gap: .65rem;
  box-shadow: var(--shadow-sm); transition: box-shadow .2s, transform .2s;
}
.analysis-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.analysis-card-header { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.analysis-card-name { font-weight: 700; color: var(--text-heading); font-size: .95rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; letter-spacing: -.01em; }
.analysis-card-meta { display: flex; flex-wrap: wrap; gap: .4rem; }
.meta-tag {
  font-size: .74rem; font-weight: 600; background: var(--bg-subtle); color: var(--text-muted);
  padding: .2rem .6rem; border-radius: 99px; border: 1px solid var(--border);
}
.analysis-card-notes { font-size: .84rem; color: var(--text-muted); line-height: 1.5; }
.analysis-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: .25rem; }
.analysis-card-date { font-size: .74rem; color: var(--text-faint); }

/* Source type icons */
.source-type-icon {
  font-size: .63rem; font-weight: 800; border-radius: .4rem;
  padding: .22rem .48rem; flex-shrink: 0; letter-spacing: .03em;
}
.icon-csv { background: #DCFCE7; color: #166534; }
.icon-form { background: #EDE9FE; color: #6D28D9; }
.icon-manual { background: #FEF3C7; color: #92400E; }

/* ── Active context banner ──────────────────────────────────────────────── */
.active-context-banner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem;
  background: #F0FDF4; border: 1.5px solid #BBF7D0; border-radius: var(--radius);
  padding: .9rem 1.25rem; margin-bottom: 1.25rem; font-size: .88rem; color: #166534;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .6rem 1.3rem; border-radius: var(--radius-sm); border: none; cursor: pointer;
  font-size: .86rem; font-weight: 700; transition: all .18s; font-family: inherit;
  letter-spacing: -.01em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), #6D28D9);
  color: #fff; box-shadow: 0 2px 8px rgba(79,70,229,.28);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(79,70,229,.38); }
.btn-success {
  background: linear-gradient(135deg, #059669, #047857);
  color: #fff; box-shadow: 0 2px 8px rgba(5,150,105,.25);
}
.btn-success:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(5,150,105,.35); }
.btn-indigo {
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff; box-shadow: 0 2px 8px rgba(79,70,229,.25);
}
.btn-indigo:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(79,70,229,.38); }
.btn-ai {
  background: linear-gradient(135deg, #7C3AED, #6D28D9);
  color: #fff; box-shadow: 0 2px 8px rgba(124,58,237,.28);
}
.btn-ai:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(124,58,237,.38); }
.btn-outline { background: var(--bg-card); color: var(--text-body); border: 1.5px solid var(--border); }
.btn-outline:hover { background: var(--bg-subtle); border-color: var(--border-strong); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }
.btn-sm { padding: .38rem .85rem; font-size: .79rem; border-radius: .45rem; }
.w-full { width: 100%; justify-content: center; }
.btn-icon {
  background: none; border: none; cursor: pointer; color: var(--text-faint);
  padding: .3rem; border-radius: .4rem; transition: all .18s;
  display: inline-flex; align-items: center; flex-shrink: 0;
}
.btn-icon:hover { color: var(--danger); background: var(--danger-light); }

/* ── Modal ──────────────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,23,42,.5);
  z-index: 200; display: flex; align-items: center; justify-content: center;
  padding: 1rem; backdrop-filter: blur(4px);
}
.modal {
  background: var(--bg-card); border-radius: var(--radius-xl); width: 100%; max-width: 500px;
  box-shadow: 0 24px 64px rgba(0,0,0,.22);
  animation: modal-in .2s ease;
}
@keyframes modal-in { from { transform: scale(.96) translateY(8px); opacity: 0; } to { transform: scale(1) translateY(0); opacity: 1; } }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.3rem 1.5rem 1rem; border-bottom: 1px solid var(--border);
}
.modal-title { display: flex; align-items: center; gap: .5rem; font-size: 1rem; font-weight: 800; color: var(--text-heading); letter-spacing: -.01em; }
.modal-close {
  background: none; border: none; cursor: pointer; color: var(--text-faint);
  padding: .3rem; border-radius: .4rem; transition: all .18s; display: flex; align-items: center;
}
.modal-close:hover { color: var(--text-body); background: var(--bg-subtle); }
.modal-body { padding: 1.25rem 1.5rem; }
.modal-footer {
  display: flex; align-items: center; justify-content: flex-end; gap: .75rem;
  padding: 1rem 1.5rem; border-top: 1px solid var(--border);
}

/* ── Form elements ──────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.1rem; }
.form-label { display: block; font-size: .83rem; font-weight: 600; color: var(--text-body); margin-bottom: .35rem; }
.form-control {
  width: 100%; padding: .6rem .9rem; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: .9rem; color: var(--text-heading); background: var(--bg-card); font-family: inherit; outline: none;
  transition: border-color .18s, box-shadow .18s;
}
.form-control:focus { border-color: #A5B4FC; box-shadow: 0 0 0 3px rgba(99,102,241,.12); }
textarea.form-control { min-height: 80px; resize: vertical; }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .75rem center; padding-right: 2.2rem;
}

/* ── Question card ──────────────────────────────────────────────────────── */
.question-card {
  background: var(--bg-subtle); border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: .9rem 1rem; margin-bottom: .65rem; display: flex; gap: .65rem; align-items: flex-start;
}
.question-num { font-size: .75rem; font-weight: 700; color: var(--text-faint); padding-top: .55rem; min-width: 1.2rem; flex-shrink: 0; }
.question-fields { flex: 1; display: flex; flex-direction: column; gap: .5rem; }
.question-row { display: flex; gap: .5rem; align-items: center; }
.opcoes-list { display: flex; flex-direction: column; gap: .35rem; }
.opcao-row { display: flex; align-items: center; gap: .4rem; }
.opcao-letra { font-size: .78rem; font-weight: 700; color: var(--text-muted); width: 1.2rem; flex-shrink: 0; }
.tipo-texto-label { font-size: .78rem; color: var(--text-faint); font-style: italic; }

/* ── Upload area ────────────────────────────────────────────────────────── */
.upload-area {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: .9rem 1rem;
  display: flex; align-items: center; gap: .65rem; cursor: pointer;
  transition: all .18s; background: var(--bg-subtle); min-width: 0;
}
.upload-area:hover { border-color: var(--primary); background: var(--primary-light); }
.upload-area input[type=file] { display: none; }
.upload-area-label { flex: 1; font-size: .85rem; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-area-label strong { color: var(--text-body); }

/* ── Tipo selector ──────────────────────────────────────────────────────── */
.tipo-selector { display: flex; gap: .3rem; margin-bottom: .85rem; flex-wrap: wrap; }
.tipo-btn {
  display: flex; align-items: center; gap: .35rem;
  padding: .4rem .85rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
  background: var(--bg-card); font-size: .81rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: all .18s; font-family: inherit;
}
.tipo-btn:hover { border-color: var(--border-strong); color: var(--text-body); }
.tipo-btn.active { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* ── Tab buttons (manual analysis) ─────────────────────────────────────── */
.tab-btn {
  padding: .38rem .85rem; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border); background: var(--bg-card);
  font-size: .81rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: all .15s; font-family: inherit;
}
.tab-btn:hover { border-color: var(--border-strong); color: var(--text-body); }
.tab-btn-active { border-color: var(--primary) !important; color: var(--primary) !important; background: var(--primary-light) !important; }

/* ── Tipo hint ──────────────────────────────────────────────────────────── */
.tipo-hint {
  display: flex; align-items: flex-start; gap: .4rem;
  font-size: .81rem; color: var(--text-muted); margin-bottom: .75rem;
  background: var(--bg-subtle); border-radius: var(--radius-sm); padding: .5rem .75rem;
  border: 1px solid var(--border); line-height: 1.5;
}
.tipo-hint code { background: var(--border); border-radius: .3rem; padding: .05rem .35rem; font-size: .79rem; }

/* ── Data textarea ──────────────────────────────────────────────────────── */
.dados-textarea {
  width: 100%; padding: .75rem 1rem; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: .9rem; color: var(--text-heading); background: var(--bg-card); font-family: inherit;
  outline: none; resize: vertical; min-height: 100px; transition: border-color .18s, box-shadow .18s;
}
.dados-textarea:focus { border-color: #A5B4FC; box-shadow: 0 0 0 3px rgba(99,102,241,.12); }
.dados-textarea::placeholder { color: var(--text-faint); }

/* ── Responder question ─────────────────────────────────────────────────── */
.responder-question { margin-bottom: 1.1rem; }
.responder-question label { display: block; font-weight: 600; color: var(--text-heading); margin-bottom: .4rem; font-size: .93rem; }
.tipo-tag { font-size: .7rem; font-weight: 600; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; margin-left: .4rem; }
.opcoes-radio { display: flex; flex-direction: column; gap: .4rem; }
.opcao-radio-label { display: flex; align-items: center; gap: .5rem; cursor: pointer; }
.opcoa-radio-text { font-size: .9rem; color: var(--text-body); }

/* ── IA page ────────────────────────────────────────────────────────────── */
.ia-context-card {
  background: #F0FDF4; border: 1.5px solid #BBF7D0; border-radius: var(--radius-lg);
  padding: 1.1rem 1.3rem; margin-bottom: 1.25rem;
}
.ia-context-header {
  display: flex; align-items: center; gap: .4rem;
  font-size: .76rem; font-weight: 700; color: #16A34A;
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: .55rem;
}
.ia-context-info { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; font-size: .88rem; color: #166534; margin-bottom: .6rem; }
.ia-context-cols { display: flex; flex-wrap: wrap; gap: .35rem; }
.ia-col-chip { display: flex; align-items: center; gap: .3rem; background: #fff; border: 1px solid #D1FAE5; border-radius: .4rem; padding: .2rem .6rem; font-size: .77rem; color: var(--text-body); }

.ia-no-data-banner {
  display: flex; align-items: flex-start; gap: .9rem;
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.1rem 1.25rem; margin-bottom: 1.25rem; flex-wrap: wrap;
}
.ia-no-data-banner > div { flex: 1; }

.ia-card { background: var(--bg-card); border-radius: var(--radius-xl); border: 1px solid var(--border); padding: .4rem; box-shadow: var(--shadow); }
.ia-card:focus-within { box-shadow: 0 4px 24px rgba(99,102,241,.18); border-color: var(--primary-border); }
.ia-textarea { width: 100%; padding: 1rem 1.1rem; border: none; resize: none; font-size: .95rem; color: var(--text-body); background: transparent; outline: none; min-height: 110px; font-family: inherit; }
.ia-textarea::placeholder { color: var(--text-faint); }
.ia-footer { display: flex; justify-content: space-between; align-items: center; padding: .55rem .75rem; background: var(--bg-subtle); border-radius: var(--radius); gap: 1rem; }
.ia-powered { font-size: .75rem; color: var(--text-faint); font-weight: 600; display: flex; align-items: center; gap: .3rem; }

/* IA history */
.ia-history-item { margin-bottom: 1.5rem; }
.ia-question-bubble {
  background: var(--primary-light); border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 var(--radius-lg);
  padding: .85rem 1.1rem; font-size: .9rem; color: #1E3A5F; font-weight: 600;
  margin-bottom: .5rem;
}
.ia-answer-bubble {
  background: linear-gradient(135deg, #EEF2FF, #F5F3FF);
  border: 1px solid #C7D2FE; border-radius: 0 var(--radius-lg) var(--radius-lg) var(--radius-lg);
  padding: 1.25rem 1.4rem;
}
.ia-answer-header { display: flex; align-items: center; gap: .65rem; margin-bottom: .75rem; }
.ia-answer-icon {
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff; border-radius: var(--radius-sm); width: 2.1rem; height: 2.1rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.ia-answer-title { font-weight: 800; color: #1E1B4B; font-size: .92rem; }
.ia-answer-text { color: #312E81; font-weight: 500; line-height: 1.75; white-space: pre-line; font-size: .9rem; }

/* Loading dots */
.ia-loading { display: flex; align-items: center; gap: .35rem; padding: .3rem 0; }
.ia-loading span { width: 7px; height: 7px; background: var(--primary); border-radius: 50%; animation: loadingBounce .9s ease-in-out infinite; }
.ia-loading span:nth-child(2) { animation-delay: .2s; }
.ia-loading span:nth-child(3) { animation-delay: .4s; }
@keyframes loadingBounce { 0%,100%{ transform: translateY(0); opacity:.4; } 50%{ transform: translateY(-5px); opacity:1; } }

/* Suggestion chips */
.suggestion-chip {
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: 99px;
  padding: .38rem .9rem; font-size: .8rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: all .18s; font-family: inherit;
}
.suggestion-chip:hover { background: var(--primary-light); border-color: var(--primary-border); color: var(--primary); }

/* ── Toast ──────────────────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 999; display: flex; flex-direction: column; gap: .4rem; }
.toast {
  display: flex; align-items: center; gap: .5rem;
  background: var(--text-heading); color: #fff; border-radius: var(--radius);
  padding: .75rem 1.15rem; font-size: .85rem; font-weight: 600;
  box-shadow: var(--shadow-lg); max-width: 360px;
  animation: toast-in .2s ease; transition: opacity .3s;
}
.toast.success { background: #064E3B; }
.toast.error { background: #7F1D1D; }
@keyframes toast-in { from { transform: translateY(10px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ── Empty state ────────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 3.5rem 2rem; }
.empty-state-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.empty-state h3 { font-size: 1.05rem; font-weight: 700; color: var(--text-body); margin-bottom: .4rem; }
.empty-state p { font-size: .87rem; color: var(--text-faint); max-width: 360px; margin: 0 auto; }

/* ── Correlation rows ────────────────────────────────────────────────────── */
.corr-row {
  display: flex; align-items: center; gap: 1rem; padding: .75rem 1rem;
  background: var(--bg-subtle); border-radius: var(--radius-sm); border: 1px solid var(--border);
}
.corr-row:not(:last-child) { margin-bottom: .5rem; }

/* ── Utils ──────────────────────────────────────────────────────────────── */
.text-sm { font-size: .84rem; }
.text-muted { color: var(--text-muted); }
.mt-2 { margin-top: .5rem; }
.mt-3 { margin-top: .75rem; }
.mb-3 { margin-bottom: .75rem; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ── Dashboard empty grid ───────────────────────────────────────────────── */
.dash-empty-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: start;
}
@media (max-width: 768px) { .dash-empty-grid { grid-template-columns: 1fr; } }

.empty-card {
  background: var(--bg-card); border: 1.5px solid var(--border); border-radius: var(--radius-xl);
  padding: 1.5rem; display: flex; flex-direction: column; gap: .8rem;
  box-shadow: var(--shadow-sm);
}
.empty-card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.75rem; height: 2.75rem; border-radius: var(--radius); border: 1px solid transparent;
}
.empty-card-title {
  font-size: .73rem; font-weight: 800; color: var(--text-body);
  letter-spacing: .05em; text-transform: uppercase; margin: 0;
}
.empty-card-desc { font-size: .83rem; color: var(--text-muted); line-height: 1.55; margin: 0; }

/* ── Column summary chips ────────────────────────────────────────────────── */
.columns-summary { display: flex; flex-wrap: wrap; gap: .5rem; }
.col-summary-item {
  display: flex; align-items: center; gap: .4rem;
  background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: .5rem; padding: .3rem .7rem; font-size: .82rem; color: var(--text-body);
}

/* ── Progress bar ────────────────────────────────────────────────────────── */
#csvProgress { margin-top: .5rem; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .navbar { padding: 0 1rem; gap: .5rem; }
  .active-analysis-bar .active-label { display: none; }
  .container { padding: 5rem 1rem 3rem; }
  .analyses-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  .overview-grid { grid-template-columns: repeat(2, 1fr); }
  .page-title { font-size: 1.4rem; }
}