/* Balance Auditivo - Bespoke Medical Editorial Stylesheet */
:root {
  --ba-primary: #0f172a;
  --ba-primary-light: #1e293b;
  --ba-accent: #0284c7;
  --ba-accent-hover: #0369a1;
  --ba-accent-light: #e0f2fe;
  --ba-teal: #0d9488;
  --ba-teal-light: #ccfbf1;
  --ba-bg: #f8fafc;
  --ba-card-bg: #ffffff;
  --ba-text: #334155;
  --ba-text-dark: #0f172a;
  --ba-text-muted: #64748b;
  --ba-border: #e2e8f0;
  --ba-radius-sm: 8px;
  --ba-radius-md: 14px;
  --ba-radius-lg: 20px;
  --ba-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
  --ba-shadow-hover: 0 12px 30px -4px rgba(15, 23, 42, 0.12);
  --ba-font: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--ba-font);
  background-color: var(--ba-bg);
  color: var(--ba-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ba-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--ba-accent-hover);
}

.ba-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.ba-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ba-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.ba-top-banner {
  background: var(--ba-primary);
  color: #94a3b8;
  font-size: 13px;
  padding: 8px 0;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ba-top-banner a {
  color: #38bdf8;
  margin-left: 8px;
  font-weight: 500;
}

.ba-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 76px;
}

.ba-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ba-primary);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
}

.ba-brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--ba-accent), var(--ba-teal));
  border-radius: var(--ba-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
}

.ba-brand span {
  color: var(--ba-accent);
}

.ba-nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.ba-nav-links a {
  color: var(--ba-text);
  font-weight: 600;
  font-size: 15px;
  padding: 6px 0;
  position: relative;
}

.ba-nav-links a:hover,
.ba-nav-links a.active {
  color: var(--ba-accent);
}

.ba-btn-cta {
  background: var(--ba-accent);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: var(--ba-radius-sm);
  font-weight: 600;
  transition: all 0.2s ease;
}

.ba-btn-cta:hover {
  background: var(--ba-accent-hover);
  transform: translateY(-1px);
}

/* Mobile Toggle */
.ba-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--ba-primary);
}

/* Hero Section */
.ba-hero {
  padding: 64px 0 48px;
  background: linear-gradient(180deg, #ffffff 0%, var(--ba-bg) 100%);
  border-bottom: 1px solid var(--ba-border);
}

.ba-hero-content {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.ba-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ba-accent-light);
  color: var(--ba-accent-hover);
  padding: 6px 16px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.ba-hero-title {
  font-size: 44px;
  font-weight: 800;
  color: var(--ba-primary);
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.ba-hero-desc {
  font-size: 19px;
  color: var(--ba-text-muted);
  line-height: 1.6;
  margin-bottom: 32px;
}

/* Bento Grid */
.ba-bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  margin: 48px 0;
}

.ba-bento-card {
  background: var(--ba-card-bg);
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-md);
  padding: 32px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--ba-shadow);
}

.ba-bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ba-shadow-hover);
  border-color: #cbd5e1;
}

.ba-col-8 { grid-column: span 8; }
.ba-col-4 { grid-column: span 4; }
.ba-col-6 { grid-column: span 6; }
.ba-col-12 { grid-column: span 12; }

.ba-card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--ba-accent);
  background: var(--ba-accent-light);
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 16px;
  width: fit-content;
}

.ba-card-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--ba-primary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.ba-card-text {
  font-size: 15px;
  color: var(--ba-text);
  line-height: 1.65;
  margin-bottom: 20px;
}

.ba-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--ba-text-muted);
  border-top: 1px solid var(--ba-border);
  padding-top: 16px;
  margin-top: auto;
}

/* Decibel Chart Table */
.ba-table-wrapper {
  overflow-x: auto;
  margin: 24px 0;
  background: #ffffff;
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-sm);
}

.ba-decibel-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.ba-decibel-table th,
.ba-decibel-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--ba-border);
  font-size: 15px;
}

.ba-decibel-table th {
  background: #f1f5f9;
  font-weight: 700;
  color: var(--ba-primary);
}

.ba-db-level {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
}

.ba-db-safe { background: #dcfce7; color: #166534; }
.ba-db-mod { background: #fef9c3; color: #854d0e; }
.ba-db-warn { background: #fee2e2; color: #991b1b; }

/* Article Layout */
.ba-article-wrapper {
  display: grid;
  grid-template-columns: 8fr 4fr;
  gap: 40px;
  padding: 56px 0;
}

.ba-article-main {
  background: #ffffff;
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-md);
  padding: 44px;
  box-shadow: var(--ba-shadow);
}

.ba-article-header {
  border-bottom: 1px solid var(--ba-border);
  padding-bottom: 28px;
  margin-bottom: 32px;
}

.ba-article-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--ba-primary);
  line-height: 1.25;
  margin: 14px 0;
}

.ba-fact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.ba-article-body h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--ba-primary);
  margin: 32px 0 16px;
  line-height: 1.35;
}

.ba-article-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--ba-primary-light);
  margin: 24px 0 12px;
}

.ba-article-body p {
  margin-bottom: 20px;
  font-size: 16.5px;
  color: #334155;
  line-height: 1.75;
}

.ba-article-body ul, .ba-article-body ol {
  margin: 0 0 24px 28px;
}

.ba-article-body li {
  margin-bottom: 10px;
  line-height: 1.65;
}

.ba-callout {
  background: #f0f9ff;
  border-left: 4px solid var(--ba-accent);
  padding: 20px 24px;
  border-radius: 0 var(--ba-radius-sm) var(--ba-radius-sm) 0;
  margin: 28px 0;
}

.ba-callout-title {
  font-weight: 700;
  color: var(--ba-accent-hover);
  margin-bottom: 6px;
}

/* Medical Disclaimer Box */
.ba-disclaimer-box {
  background: #fffbeb;
  border: 1px solid #fef3c7;
  border-radius: var(--ba-radius-sm);
  padding: 22px;
  margin: 36px 0;
}

.ba-disclaimer-box h4 {
  color: #92400e;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ba-disclaimer-box p {
  color: #78350f;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 0;
}

/* Scientific Sources Section */
.ba-sources-box {
  background: #f8fafc;
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-sm);
  padding: 24px;
  margin-top: 40px;
}

.ba-sources-box h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ba-primary);
  margin-bottom: 14px;
}

.ba-sources-box ol {
  margin-left: 20px;
  color: var(--ba-text-muted);
  font-size: 13.5px;
}

.ba-sources-box li {
  margin-bottom: 8px;
}

/* Sidebar */
.ba-sidebar-widget {
  background: #ffffff;
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-md);
  padding: 28px;
  margin-bottom: 28px;
  box-shadow: var(--ba-shadow);
}

.ba-widget-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--ba-primary);
  margin-bottom: 18px;
  border-bottom: 2px solid var(--ba-accent-light);
  padding-bottom: 8px;
}

.ba-sidebar-links {
  list-style: none;
}

.ba-sidebar-links li {
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ba-border);
}

.ba-sidebar-links li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.ba-sidebar-links a {
  color: var(--ba-text);
  font-weight: 600;
  font-size: 14.5px;
  display: block;
}

.ba-sidebar-links a:hover {
  color: var(--ba-accent);
}

/* Author Box */
.ba-author-box {
  display: flex;
  gap: 16px;
  align-items: center;
  background: #f1f5f9;
  border-radius: var(--ba-radius-sm);
  padding: 16px 20px;
  margin: 24px 0;
}

.ba-author-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--ba-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
}

.ba-author-info h5 {
  font-size: 15px;
  color: var(--ba-primary);
  font-weight: 700;
}

.ba-author-info p {
  font-size: 13px;
  color: var(--ba-text-muted);
  margin: 0;
}

/* Footer */
.ba-footer {
  background: var(--ba-primary);
  color: #cbd5e1;
  padding: 64px 0 32px;
  border-top: 1px solid var(--ba-border);
  margin-top: 64px;
}

.ba-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}

.ba-footer-col h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}

.ba-footer-links {
  list-style: none;
}

.ba-footer-links li {
  margin-bottom: 12px;
}

.ba-footer-links a {
  color: #94a3b8;
  font-size: 14.5px;
}

.ba-footer-links a:hover {
  color: #38bdf8;
}

.ba-footer-corp-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px;
  border-radius: var(--ba-radius-sm);
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.6;
}

.ba-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #64748b;
}

/* Cookie Banner */
.ba-cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 540px;
  background: #ffffff;
  border: 1px solid var(--ba-border);
  border-radius: var(--ba-radius-md);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.2);
  padding: 24px;
  z-index: 999;
  display: none;
}

.ba-cookie-banner.active {
  display: block;
}

.ba-cookie-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.ba-btn-secondary {
  background: #f1f5f9;
  color: var(--ba-text);
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
}

.ba-btn-primary {
  background: var(--ba-accent);
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 992px) {
  .ba-article-wrapper {
    grid-template-columns: 1fr;
  }
  .ba-col-8, .ba-col-4, .ba-col-6 {
    grid-column: span 12;
  }
  .ba-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .ba-nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 24px;
    border-bottom: 1px solid var(--ba-border);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  .ba-nav-links.open {
    display: flex;
  }
  .ba-mobile-toggle {
    display: block;
  }
  .ba-hero-title {
    font-size: 32px;
  }
  .ba-footer-grid {
    grid-template-columns: 1fr;
  }
  .ba-footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}