/* =========================================================
   Aboutora Design System v2
   Premium Utility Platform UI
   ========================================================= */

:root {
  --ao-primary: #2563eb;
  --ao-primary-dark: #1d4ed8;
  --ao-primary-soft: #eff6ff;
  --ao-dark: #0f172a;
  --ao-text: #334155;
  --ao-muted: #64748b;
  --ao-border: #e2e8f0;
  --ao-border-strong: #cbd5e1;
  --ao-bg: #f8fafc;
  --ao-white: #ffffff;
  --ao-success: #059669;
  --ao-danger: #dc2626;
  --ao-purple: #7c3aed;
  --ao-radius: 14px;
  --ao-radius-lg: 20px;
  --ao-shadow: 0 18px 45px rgba(15, 23, 42, .07);
}

/* Base */
body,
.site-content {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, .06), transparent 32%),
    var(--ao-bg);
}

.inside-article {
  background: transparent;
}

.page .entry-title {
  display: none;
}

.page .inside-article {
  padding-top: 0;
}

/* Layout */
.aboutora-wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 46px 20px 64px;
  font-family: Arial, "Noto Sans KR", sans-serif;
  color: var(--ao-dark);
}

.aboutora-wide {
  max-width: 1120px;
}

/* Header */
.aboutora-header {
  margin-bottom: 28px;
  padding: 4px 0 8px;
}

.aboutora-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 900;
  color: var(--ao-primary);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.aboutora-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--ao-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .12);
}

.aboutora-title {
  font-size: 40px;
  line-height: 1.18;
  letter-spacing: -0.045em;
  margin: 0 0 14px;
  font-weight: 900;
  color: var(--ao-dark);
}

.aboutora-desc {
  max-width: 760px;
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--ao-muted);
  margin: 0;
}

/* Sections */
.aboutora-section {
  margin-bottom: 34px;
}

.aboutora-section-title {
  font-size: 23px;
  line-height: 1.35;
  letter-spacing: -0.035em;
  margin: 0 0 16px;
  font-weight: 900;
  color: var(--ao-dark);
}

/* Calculator box */
.aboutora-calculator {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, #ffffff 72%, #f8fbff 100%);
  border: 1px solid #dbeafe;
  border-radius: var(--ao-radius-lg);
  padding: 28px;
  margin-bottom: 34px;
  box-shadow: var(--ao-shadow);
  overflow: hidden;
}

.aboutora-calculator::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ao-primary), #60a5fa);
}

/* Forms */
.aboutora-form-row,
.aboutora-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.aboutora-field {
  margin-bottom: 17px;
}

.aboutora-field label {
  display: block;
  font-size: 14px;
  font-weight: 900;
  color: var(--ao-dark);
  margin-bottom: 8px;
}

.aboutora-field input,
.aboutora-field select {
  width: 100%;
  height: 50px;
  padding: 0 14px;
  border: 1px solid var(--ao-border-strong);
  border-radius: 12px;
  background: #ffffff;
  color: var(--ao-dark);
  font-size: 15px;
  box-sizing: border-box;
  transition: .15s ease;
}

.aboutora-field input::placeholder {
  color: #94a3b8;
}

.aboutora-field input:focus,
.aboutora-field select:focus {
  outline: none;
  border-color: var(--ao-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .13);
}

/* Actions */
.aboutora-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.aboutora-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--ao-primary), var(--ao-primary-dark));
  color: #fff;
  font-size: 15px;
  font-weight: 900;
  text-decoration: none;
  cursor: pointer;
  line-height: 1;
  box-shadow: 0 10px 22px rgba(37, 99, 235, .22);
  transition: .15s ease;
}

.aboutora-btn:hover {
  transform: translateY(-1px);
  color: #fff;
  box-shadow: 0 14px 28px rgba(37, 99, 235, .26);
}

.aboutora-btn-secondary {
  background: #ffffff;
  color: var(--ao-dark);
  border: 1px solid var(--ao-border-strong);
  box-shadow: none;
}

.aboutora-btn-secondary:hover {
  background: #f8fafc;
  color: var(--ao-dark);
  box-shadow: none;
}

/* Result */
.aboutora-result {
  display: none;
  margin-top: 22px;
  padding: 20px;
  border: 1px solid #bfdbfe;
  border-radius: 16px;
  background: linear-gradient(180deg, #eff6ff, #ffffff);
}

.aboutora-result-label {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 900;
  color: var(--ao-primary-dark);
  letter-spacing: .02em;
}

.aboutora-result-value {
  font-size: 34px;
  line-height: 1.2;
  letter-spacing: -0.045em;
  font-weight: 900;
  color: var(--ao-dark);
  margin-bottom: 8px;
}

.aboutora-result-text {
  margin: 0;
  color: var(--ao-text);
  line-height: 1.7;
}

.aboutora-error {
  display: none;
  margin-top: 14px;
  padding: 13px 15px;
  border-radius: 12px;
  background: #fef2f2;
  color: var(--ao-danger);
  font-weight: 800;
}

/* Formula / note */
.aboutora-info-box {
  padding: 18px 20px;
  border: 1px solid var(--ao-border);
  border-radius: 16px;
  background: #ffffff;
  line-height: 1.85;
  color: var(--ao-text);
  box-shadow: 0 8px 22px rgba(15, 23, 42, .035);
}

.aboutora-note {
  margin: 0;
  padding: 18px 20px;
  border-left: 4px solid var(--ao-primary);
  border-radius: 0 14px 14px 0;
  background: #ffffff;
  color: var(--ao-text);
  line-height: 1.85;
}

/* FAQ */
.aboutora-faq {
  display: grid;
  gap: 12px;
}

.aboutora-faq-item {
  padding: 19px 20px;
  border: 1px solid var(--ao-border);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 8px 22px rgba(15, 23, 42, .035);
}

.aboutora-faq-item h3 {
  font-size: 17px;
  line-height: 1.45;
  margin: 0 0 8px;
  color: var(--ao-dark);
  font-weight: 900;
}

.aboutora-faq-item p {
  margin: 0;
  color: var(--ao-text);
  line-height: 1.75;
}

/* Related cards */
.aboutora-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.aboutora-card {
  display: block;
  padding: 20px;
  border: 1px solid var(--ao-border);
  border-radius: 18px;
  background: #ffffff;
  color: var(--ao-dark);
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(15, 23, 42, .035);
  transition: .15s ease;
}

.aboutora-card:hover {
  transform: translateY(-2px);
  border-color: #bfdbfe;
  box-shadow: 0 16px 32px rgba(15, 23, 42, .08);
  color: var(--ao-dark);
}

.aboutora-card h3 {
  font-size: 18px;
  margin: 0 0 8px;
  font-weight: 900;
}

.aboutora-card p {
  margin: 0;
  color: var(--ao-muted);
  line-height: 1.65;
}

.aboutora-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 900;
  margin-bottom: 9px;
  color: var(--ao-primary);
}

.aboutora-badge-health { color: var(--ao-success); }
.aboutora-badge-life { color: var(--ao-purple); }
.aboutora-badge-date { color: var(--ao-danger); }
.aboutora-badge-finance { color: var(--ao-primary); }

/* Table */
.aboutora-table-wrap {
  overflow-x: auto;
}

.aboutora-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--ao-border);
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
}

.aboutora-table th,
.aboutora-table td {
  border: 1px solid var(--ao-border);
  padding: 13px;
  text-align: left;
}

.aboutora-table th {
  background: var(--ao-primary-soft);
  font-weight: 900;
}

/* Bottom link */
.aboutora-divider-link {
  border-top: 1px solid var(--ao-border);
  padding-top: 20px;
}

.aboutora-divider-link a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #ffffff;
  color: var(--ao-primary);
  font-weight: 900;
  text-decoration: none;
}

.aboutora-divider-link a:hover {
  background: var(--ao-primary-soft);
}

/* Mobile */
@media (max-width: 768px) {
  .aboutora-wrap {
    padding: 30px 16px 48px;
  }

  .aboutora-title {
    font-size: 31px;
  }

  .aboutora-section-title {
    font-size: 21px;
  }

  .aboutora-calculator {
    padding: 21px;
  }

  .aboutora-form-row,
  .aboutora-grid-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .aboutora-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .aboutora-btn,
  .aboutora-btn-secondary {
    width: 100%;
  }

  .aboutora-result-value {
    font-size: 27px;
  }
}

.aboutora-filter-btn {
  padding: 9px 15px;
  border: 1px solid #d1d5db;
  border-radius: 999px;
  background: #fff;
  color: #374151;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.aboutora-filter-btn.active,
.aboutora-filter-btn:hover {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

.aboutora-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 22px;
  font-size: 14px;
  color: #6b7280;
}

.aboutora-breadcrumb a {
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
}

.aboutora-breadcrumb span {
  color: #9ca3af;
}

.aboutora-breadcrumb strong {
  color: #374151;
  font-weight: 700;
}

.aboutora-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  color: #6b7280;
}

.aboutora-breadcrumb a {
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
}

.aboutora-breadcrumb a:hover {
  text-decoration: underline;
}

.aboutora-breadcrumb span {
  color: #9ca3af;
}

.aboutora-breadcrumb strong {
  color: #111827;
  font-weight: 700;
}