/* ============================================================
   Campaign Manager — Estilos Globais
   ============================================================ */

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

:root {
  /* Flat Design — B2B SaaS Operations — UI/UX Pro Max */
  --primary: #0F172A;
  --primary-light: #334155;
  --primary-dark: #020617;
  --accent: #0369A1;
  --accent-dark: #075985;
  --accent-light: #0EA5E9;
  --success: #059669;
  --warning: #D97706;
  --danger: #DC2626;
  --purple: #7C3AED;
  --gray: #64748B;
  --bg: #F8FAFC;
  --card: #FFFFFF;
  --border: #E2E8F0;
  --text: #020617;
  --text-muted: #64748B;
  --sidebar-w: 230px;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
  --shadow-md: 0 4px 12px rgba(15,23,42,.08), 0 2px 4px rgba(15,23,42,.04);
  --shadow-hover: 0 6px 16px rgba(15,23,42,.12), 0 2px 6px rgba(15,23,42,.06);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  background: #0F172A;
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  padding: 26px 22px 22px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.4px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.sidebar-logo span { color: var(--accent-light); }

.sidebar-nav { flex: 1; padding: 14px 10px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: 10px;
  margin-bottom: 2px;
  transition: all .15s;
}

.nav-link:hover { color: #fff; background: rgba(255,255,255,.08); }
.nav-link.active { color: #fff; background: var(--accent); }
.nav-link svg { opacity: .7; flex-shrink: 0; }
.nav-link.active svg { opacity: 1; }

/* ── Layout principal ── */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 var(--border);
}

.topbar h1 { font-size: 18px; font-weight: 700; color: var(--text); }

.content { padding: 28px 32px; flex: 1; }

/* ── Cards ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  transition: box-shadow .2s;
}

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

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-title { font-size: 15px; font-weight: 700; }

/* ── Stat cards ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s;
}

.stat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-1px); }

.stat-label { font-size: 11.5px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .6px; }
.stat-value { font-size: 30px; font-weight: 700; color: var(--text); margin-top: 6px; }
.stat-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ── Botões ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: var(--card); color: var(--text); border: 1.5px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary-light); color: var(--primary); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { filter: brightness(.92); }
.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover { filter: brightness(.92); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(.92); }
.btn-ghost { background: transparent; color: var(--text-muted); }
.btn-ghost:hover { background: var(--bg); color: var(--text); }
.btn-sm { padding: 5px 12px; font-size: 12.5px; border-radius: 8px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ── Tabelas ── */
.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  background: #f8fafc;
}
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #f8fafc; }

/* ── Badges de status ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-pending    { background: #f1f5f9; color: var(--gray); }
.badge-running    { background: #DBEAFE; color: #1D4ED8; }
.badge-paused     { background: #fef3c7; color: #92400e; }
.badge-completed  { background: #d1fae5; color: #065f46; }
.badge-draft      { background: #f1f5f9; color: var(--gray); }
.badge-in_progress{ background: #DBEAFE; color: #1D4ED8; }
.badge-answered   { background: #d1fae5; color: #065f46; }
.badge-no_answer  { background: #fef3c7; color: #92400e; }
.badge-busy       { background: #fee2e2; color: #991b1b; }
.badge-voicemail  { background: #ede9fe; color: #5b21b6; }
.badge-error      { background: #fee2e2; color: #991b1b; }

/* ── Formulários ── */
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

label { display: block; font-size: 13px; font-weight: 500; color: var(--text); margin-bottom: 6px; }
label .hint { font-weight: 400; color: var(--text-muted); margin-left: 4px; }

input[type=text], input[type=number], input[type=password], select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  color: var(--text);
  background: var(--card);
  transition: border .15s, box-shadow .15s;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(3,105,161,.12);
}

textarea { resize: vertical; min-height: 100px; font-family: inherit; }

/* ── Progress bar ── */
.progress-wrap { background: var(--border); border-radius: 99px; height: 6px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 99px; background: var(--accent); transition: width .3s ease; }

/* ── Campanha card ── */
.campaign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.campaign-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow .2s, transform .2s, border-color .2s;
}

.campaign-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.campaign-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.campaign-name { font-size: 15px; font-weight: 700; color: var(--text); }
.campaign-meta { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

.campaign-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  background: var(--bg);
  border-radius: 8px;
  padding: 12px 8px;
  border: 1px solid var(--border);
}

.mini-stat { text-align: center; }
.mini-stat .val { font-size: 19px; font-weight: 700; }
.mini-stat .lbl { font-size: 11px; color: var(--text-muted); margin-top: 2px; font-weight: 500; }

.campaign-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Paginação ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.pagination-btns { display: flex; gap: 4px; }

/* ── Tabs ── */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  padding: 10px 20px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all .15s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Modal ── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }

.modal {
  background: var(--card);
  border-radius: 14px;
  padding: 28px;
  width: 480px;
  max-width: 95vw;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  transform: translateY(8px);
  transition: transform .2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.modal-title { font-size: 16px; font-weight: 600; }
.modal-close { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 20px; line-height: 1; }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }

/* ── Filtros ── */
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.filter-chip {
  padding: 5px 13px;
  border-radius: 20px;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-muted);
  transition: all .15s;
}
.filter-chip:hover { border-color: var(--accent); color: var(--accent); }
.filter-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── Alertas ── */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-info { background: #dbeafe; color: #1e40af; }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state svg { margin-bottom: 16px; opacity: .4; }
.empty-state p { font-size: 15px; margin-bottom: 16px; }

/* ── Spinner ── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-center {
  display: flex; align-items: center; justify-content: center;
  padding: 60px;
  gap: 12px;
  color: var(--text-muted);
}

/* ── Drop zone CSV ── */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
  color: var(--text-muted);
}
.drop-zone:hover, .drop-zone.drag-over { border-color: var(--accent); background: #E0F2FE; color: var(--accent); }
.drop-zone input[type=file] { display: none; }

/* ── Back link ── */
.back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text-muted); text-decoration: none;
  margin-bottom: 16px;
}
.back-link:hover { color: var(--text); }

/* ── Responsive ── */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }
  .sidebar { display: none; }
  .content { padding: 20px 16px; }
  .topbar { padding: 0 16px; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .campaign-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}