/* ═══════════════════════════════════════════════════════════════════
   SIGMA CRM — Main Stylesheet
   Brand color: #81d8d0 (mint/teal from SIGMA logo)
   ═══════════════════════════════════════════════════════════════════ */

:root {
  /* Brand */
  --sigma-teal:     #81d8d0;
  --sigma-teal-dk:  #5bbfb6;
  --sigma-teal-lt:  #e8f9f8;
  --sigma-teal-mid: #b2e8e4;

  /* Neutrals */
  --sigma-navy:     #1a2744;
  --sigma-navy-lt:  #243460;

  /* Status */
  --sigma-green:    #059669;
  --sigma-green-lt: #ecfdf5;
  --sigma-red:      #dc2626;
  --sigma-red-lt:   #fef2f2;
  --sigma-amber:    #d97706;
  --sigma-amber-lt: #fffbeb;
  --sigma-blue:     #2563eb;
  --sigma-blue-lt:  #eff6ff;

  /* Grays */
  --sigma-gray-50:  #f9fafb;
  --sigma-gray-100: #f3f4f6;
  --sigma-gray-200: #e5e7eb;
  --sigma-gray-300: #d1d5db;
  --sigma-gray-400: #9ca3af;
  --sigma-gray-600: #4b5563;
  --sigma-gray-800: #1f2937;

  /* Layout */
  --sigma-radius:    10px;
  --sigma-radius-lg: 14px;
  --sigma-shadow:    0 1px 3px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.05);
  --sigma-shadow-lg: 0 4px 24px rgba(0,0,0,.13);
  --sigma-font:      -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ── Reset / Base ─────────────────────────────────────────────────── */
.sigma-wrap * { box-sizing: border-box; }
.sigma-wrap {
  font-family: var(--sigma-font);
  color: var(--sigma-gray-800);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* ── Header ───────────────────────────────────────────────────────── */
.sigma-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 28px 0 22px;
  border-bottom: 2px solid var(--sigma-teal-mid);
  margin-bottom: 28px;
}
.sigma-header__title {
  font-size: 23px;
  font-weight: 700;
  color: var(--sigma-navy);
  margin: 0;
}
.sigma-header__title span { color: var(--sigma-teal-dk); }
.sigma-header__sub {
  font-size: 12px;
  color: var(--sigma-gray-400);
  margin: 3px 0 0;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ── Tabs ─────────────────────────────────────────────────────────── */
.sigma-tabs {
  display: flex;
  gap: 4px;
  background: var(--sigma-gray-100);
  padding: 4px;
  border-radius: var(--sigma-radius);
}
.sigma-tab {
  padding: 8px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--sigma-gray-600);
  text-decoration: none;
  transition: all .15s;
}
.sigma-tab:hover { background: #fff; color: var(--sigma-navy); }
.sigma-tab--active {
  background: var(--sigma-teal);
  color: #fff;
  box-shadow: var(--sigma-shadow);
}

/* ── Stat Cards ───────────────────────────────────────────────────── */
.sigma-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 14px;
  margin-bottom: 26px;
}
.sigma-stat-card {
  background: #fff;
  border: 1px solid var(--sigma-gray-200);
  border-radius: var(--sigma-radius);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  transition: box-shadow .15s, transform .15s;
}
.sigma-stat-card:hover { box-shadow: var(--sigma-shadow); transform: translateY(-1px); }
.sigma-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--sigma-gray-200);
}
.sigma-stat-card--total::before   { background: var(--sigma-teal); }
.sigma-stat-card--bought::before  { background: var(--sigma-green); }
.sigma-stat-card--declined::before{ background: var(--sigma-red); }
.sigma-stat-card--money::before   { background: var(--sigma-teal-dk); }
.sigma-stat-card--paid::before    { background: var(--sigma-green); }
.sigma-stat-card--pending::before { background: var(--sigma-amber); }
.sigma-stat-card--rate::before    { background: var(--sigma-navy); }
.sigma-stat-card__icon  { font-size: 22px; margin-bottom: 10px; }
.sigma-stat-card__value { font-size: 26px; font-weight: 700; color: var(--sigma-navy); line-height: 1; margin-bottom: 5px; }
.sigma-stat-card__label { font-size: 11.5px; color: var(--sigma-gray-400); text-transform: uppercase; letter-spacing: .05em; }

/* ── Section ──────────────────────────────────────────────────────── */
.sigma-section {
  background: #fff;
  border: 1px solid var(--sigma-gray-200);
  border-radius: var(--sigma-radius);
  padding: 22px 24px;
  margin-bottom: 20px;
}
.sigma-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.sigma-section__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--sigma-navy);
  margin: 0 0 16px;
}
.sigma-section-head .sigma-section__title { margin: 0; }
.sigma-link { font-size: 13px; color: var(--sigma-teal-dk); text-decoration: none; }
.sigma-link:hover { text-decoration: underline; }

/* ── Buttons ──────────────────────────────────────────────────────── */
.sigma-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
  line-height: 1.2;
}
.sigma-btn--primary {
  background: var(--sigma-teal);
  color: #fff;
}
.sigma-btn--primary:hover {
  background: var(--sigma-teal-dk);
  box-shadow: 0 4px 12px rgba(129,216,208,.4);
}
.sigma-btn--success { background: var(--sigma-green); color: #fff; }
.sigma-btn--success:hover { background: #047857; }
.sigma-btn--navy { background: var(--sigma-navy); color: #fff; }
.sigma-btn--navy:hover { background: var(--sigma-navy-lt); }
.sigma-btn--ghost {
  background: transparent;
  color: var(--sigma-gray-600);
  border: 1px solid var(--sigma-gray-200);
}
.sigma-btn--ghost:hover { background: var(--sigma-gray-100); }
.sigma-btn--outline {
  background: transparent;
  color: var(--sigma-teal-dk);
  border: 1px solid var(--sigma-teal);
}
.sigma-btn--outline:hover { background: var(--sigma-teal); color: #fff; }
.sigma-btn--sm { padding: 5px 12px; font-size: 12px; border-radius: 6px; }
.sigma-btn:disabled { opacity: .5; cursor: not-allowed; }

/* ── Table ────────────────────────────────────────────────────────── */
.sigma-table-wrap { overflow-x: auto; }
.sigma-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.sigma-table th {
  text-align: left;
  padding: 10px 14px;
  background: var(--sigma-teal-lt);
  color: var(--sigma-navy);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 2px solid var(--sigma-teal-mid);
  white-space: nowrap;
}
.sigma-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--sigma-gray-100);
  vertical-align: middle;
}
.sigma-table tbody tr:hover { background: var(--sigma-teal-lt); }
.sigma-table tbody tr:last-child td { border-bottom: none; }
.sigma-empty {
  text-align: center;
  color: var(--sigma-gray-400);
  padding: 40px !important;
  font-style: italic;
}
.sigma-count { font-size: 12px; color: var(--sigma-gray-400); margin: 0 0 8px; }

/* ── Badges ───────────────────────────────────────────────────────── */
.sigma-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .02em;
}
.sigma-badge--urgent  { background: var(--sigma-red-lt);   color: var(--sigma-red);   }
.sigma-badge--warning { background: var(--sigma-amber-lt); color: var(--sigma-amber); }
.sigma-badge--success { background: var(--sigma-green-lt); color: var(--sigma-green); }
.sigma-badge--danger  { background: var(--sigma-red-lt);   color: var(--sigma-red);   }
.sigma-badge--info    { background: var(--sigma-teal-lt);  color: var(--sigma-teal-dk); }
.sigma-badge--muted   { background: var(--sigma-gray-100); color: var(--sigma-gray-600); }
.sigma-badge--normal  { background: var(--sigma-gray-100); color: var(--sigma-gray-600); }
.sigma-badge--low     { background: var(--sigma-teal-lt);  color: var(--sigma-teal-dk); }

/* ── Forms ────────────────────────────────────────────────────────── */
.sigma-input {
  width: 100%;
  padding: 9px 13px;
  border: 1.5px solid var(--sigma-gray-200);
  border-radius: 8px;
  font-size: 14px;
  color: var(--sigma-gray-800);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
  font-family: var(--sigma-font);
}
.sigma-input:focus {
  outline: none;
  border-color: var(--sigma-teal);
  box-shadow: 0 0 0 3px rgba(129,216,208,.2);
}
.sigma-input::placeholder { color: var(--sigma-gray-400); }
select.sigma-input { cursor: pointer; }
.sigma-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.sigma-form-group { display: flex; flex-direction: column; gap: 6px; }
.sigma-form-group--full { grid-column: 1 / -1; }
.sigma-form-group label { font-size: 13px; font-weight: 500; color: var(--sigma-gray-600); }
.sigma-form-group small { font-size: 11.5px; color: var(--sigma-gray-400); }

/* ── Filters ──────────────────────────────────────────────────────── */
.sigma-filters { margin-bottom: 18px; }
.sigma-filters__row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.sigma-filters__row .sigma-input { width: auto; flex: 1; min-width: 140px; }

/* ── Modal ────────────────────────────────────────────────────────── */
.sigma-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.sigma-modal__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(26,39,68,.55);
  backdrop-filter: blur(3px);
}
.sigma-modal__box {
  position: relative;
  background: #fff;
  border-radius: var(--sigma-radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--sigma-shadow-lg);
  animation: sigma-slide-in .2s ease;
}
@keyframes sigma-slide-in {
  from { opacity: 0; transform: translateY(18px) scale(.97); }
  to   { opacity: 1; transform: none; }
}
.sigma-modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px 0;
  border-bottom: 1px solid var(--sigma-teal-lt);
  padding-bottom: 16px;
}
.sigma-modal__head h2 {
  font-size: 17px;
  font-weight: 600;
  color: var(--sigma-navy);
  margin: 0;
}
.sigma-modal__close {
  background: var(--sigma-gray-100);
  border: none;
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  color: var(--sigma-gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
  flex-shrink: 0;
}
.sigma-modal__close:hover { background: var(--sigma-teal-lt); color: var(--sigma-teal-dk); }
.sigma-modal form { padding: 20px 24px; }
.sigma-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 14px;
  margin-top: 6px;
  border-top: 1px solid var(--sigma-gray-100);
}

/* ── Alerts ───────────────────────────────────────────────────────── */
.sigma-alert {
  padding: 11px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  margin: 12px 0 0;
}
.sigma-alert--success { background: var(--sigma-green-lt); color: #065f46; border-left: 3px solid var(--sigma-green); }
.sigma-alert--error   { background: var(--sigma-red-lt);   color: #7f1d1d; border-left: 3px solid var(--sigma-red); }
.sigma-alert--warning { background: var(--sigma-amber-lt); color: #78350f; border-left: 3px solid var(--sigma-amber); }
.sigma-alert--info    { background: var(--sigma-teal-lt);  color: var(--sigma-navy); border-left: 3px solid var(--sigma-teal); }
.sigma-notice { padding: 14px 18px; border-radius: var(--sigma-radius); font-size: 14px; }
.sigma-notice--warning { background: var(--sigma-amber-lt); color: var(--sigma-amber); border: 1px solid #fde68a; }

/* ── Policy Cards (Kupuvac) ───────────────────────────────────────── */
.sigma-kupuvac { max-width: 700px; }
.sigma-policy-card {
  background: #fff;
  border: 1.5px solid var(--sigma-gray-200);
  border-radius: var(--sigma-radius-lg);
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: var(--sigma-shadow);
  transition: box-shadow .15s;
}
.sigma-policy-card:hover { box-shadow: var(--sigma-shadow-lg); }
.sigma-policy-card--urgent  { border-color: var(--sigma-amber); }
.sigma-policy-card--expired { border-color: var(--sigma-red); }
.sigma-policy-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 20px 24px 16px;
  background: linear-gradient(135deg, var(--sigma-teal-lt) 0%, #fff 100%);
  border-bottom: 1px solid var(--sigma-gray-100);
}
.sigma-policy-card__title { font-size: 19px; font-weight: 700; color: var(--sigma-navy); margin: 0 0 4px; }
.sigma-policy-card__meta  { font-size: 12px; color: var(--sigma-gray-400); margin: 0; }
.sigma-policy-card__body  { padding: 18px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.sigma-policy-detail { display: flex; flex-direction: column; gap: 3px; }
.sigma-policy-detail span   { font-size: 11px; color: var(--sigma-gray-400); text-transform: uppercase; letter-spacing: .04em; }
.sigma-policy-detail strong { font-size: 16px; color: var(--sigma-navy); }
.sigma-policy-card__footer  { padding: 16px 24px; background: var(--sigma-gray-50); border-top: 1px solid var(--sigma-gray-100); }
.sigma-renew-note { font-size: 12px; color: var(--sigma-gray-400); margin: 8px 0 0; }

/* ── Empty state ──────────────────────────────────────────────────── */
.sigma-empty-state { text-align: center; padding: 56px 24px; color: var(--sigma-gray-400); }
.sigma-empty-state__icon { font-size: 52px; margin-bottom: 16px; }
.sigma-empty-state p { font-size: 15px; }

/* ── Pagination ───────────────────────────────────────────────────── */
.sigma-pagination { display: flex; gap: 6px; margin-top: 24px; justify-content: center; flex-wrap: wrap; }
.sigma-pagination__item {
  padding: 7px 14px;
  border-radius: 7px;
  border: 1.5px solid var(--sigma-gray-200);
  font-size: 13px;
  color: var(--sigma-gray-600);
  text-decoration: none;
  transition: all .15s;
}
.sigma-pagination__item:hover { background: var(--sigma-teal-lt); border-color: var(--sigma-teal); color: var(--sigma-navy); }
.sigma-pagination__item--active { background: var(--sigma-teal); color: #fff; border-color: var(--sigma-teal); }

/* ── Login page branding ──────────────────────────────────────────── */
.sigma-login-logo {
  text-align: center;
  margin-bottom: 24px;
}
.sigma-login-logo img { max-width: 180px; }

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .sigma-form-grid { grid-template-columns: 1fr; }
  .sigma-policy-card__body { grid-template-columns: 1fr; }
  .sigma-stats-row { grid-template-columns: 1fr 1fr; }
  .sigma-header { flex-direction: column; align-items: flex-start; }
  .sigma-modal__box { max-height: 95vh; }
  .sigma-tabs { width: 100%; }
  .sigma-tab { flex: 1; text-align: center; }
}

/* ── Sales stat card colors ─────────────────────────────────────────── */
.sigma-stat-card--sales::before       { background: #7c3aed; }
.sigma-stat-card--total-sales::before { background: #0f766e; }