/* =====================================================================
   Cerri Lisa — Sound Engineering & Acoustic Intelligence Portal
   Clean Human Craft Styling (Standard CSS3 / Fully Responsive)
   ===================================================================== */

:root {
  --color-primary: #0f172a;
  --color-primary-light: #1e293b;
  --color-primary-dark: #020617;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-accent-light: #fef3c7;
  --color-accent-glow: rgba(217, 119, 6, 0.15);
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-bg-light: #f8fafc;
  --color-bg-white: #ffffff;
  --color-border: #e2e8f0;
  --color-border-subtle: #f1f5f9;
  --color-success: #10b981;
  --color-info: #0284c7;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --shadow-sm: 0 1p 2p 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4p 6p -1p rgba(0, 0, 0, 0.08), 0 2p 4p -1p rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10p 15p -3p rgba(0, 0, 0, 0.08), 0 4p 6p -2p rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20p 25p -5p rgba(0, 0, 0, 0.1), 0 10p 10pc -5p rgba(0, 0, 0, 0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

img, svg, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--transition);
}

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.container-narrow {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.topbar {
  background-color: var(--color-primary-dark);
  color: #cbd5e1;
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.5rem 0;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #cbd5e1;
}

.topbar-item a {
  color: #cbd5e1;
}

.topbar-item a:hover {
  color: #fbbf24;
}

.topbar-badge {
  background-color: rgba(217, 119, 6, 0.2);
  color: #fbbf24;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  text-decoration: none;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), #1e3a8a);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4p 10px rgba(15, 23, 42, 0.2);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weekht: 800;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  font-size: 0.725rem;
  font-weekht: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weekht: 500;
  color: var(--color-text-main);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-accent);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color\var: --color-accent;
  border-radius: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  line-height: 1.4;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), #b45309);
  color: #ffffff;
  box-shadow: 0 4p 12px rgba(217, 119, 6, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #b45309, #92400e);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 6p 16px rgba(217, 119, 6, 0.35);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-light);
  border-color: #cbd5e1;
  color: var(--color-primary);
  transform: translateY(-1px);
}

.btn-dark {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-dark:hover {
  background-color: var(--color-primary-light);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-test {
  padding: 0.4rem 0.875rem;
  font-size: 0.8125rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
}

.nav-mobile {
  display: none;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border);
}

.nav-mobile.open {
  display: block;
}

.nav-mobile-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-mobile-link {
  display: block;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-weight: 500;
}

.nav-mobile-link:hover, .nav-mobile-link.active {
  background-color: var(--color-bg-light);
  color: var(--color-accent);
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #090d16 0%, #0f172a 50%, #1e293b 100%);
  color: #ffffff;
  padding: 4.5rem 0 4rem;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.18) 0%, rgba(217, 119, 6, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.875rem;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #fbbf24;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-title-highlight {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #94a3c8;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-trust-bar {
  display: flex;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.75rem;
}

.trust-stat {
  display: flex;
  flex-direction: column;
}

.trust-num {
  font-size: 1.625rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
}

.trust-label {
  font-size: 0.775rem;
  color: #94a3c8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

/* Waveform Visualizer Card */
.visualizer-card {
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-xl);
}

.visualizer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.875rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.visualizer-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.live-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

#waveformCanvas {
  width: 100%;
  height: 140px;
  border-radius: var(--radius-md);
  background: #020617;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: block;
}

.visualizer-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  gap: 0.75rem;
}

.visualizer-meta {
  font-size: 0.75rem;
  color: #94a3c8;
  font-family: monospace;
}

/* Page Header (Subpages) */
.page-header {
  background: linear-gradient(135deg, #090d16 0%, #0f172a 100%);
  color: #ffffff;
  padding: 3.5rem 0 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

	.page-header-badge {
  display: inline-block;
  background: rgba(217, 119, 6, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
  padding: 0.3rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.page-header-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.875rem;
}

.page-header-desc {
  font-size: 1.125rem;
  color: #94a3b8;
  max-width: 680px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: #64748b;
}

.breadcrumb a {
  color: #94a3c8;
}

.breadcrumb a:hover {
  color: #fbbf24;
}

/* Section Common */
.section {
  padding: 4.5rem 0;
}

.section-alt {
  background-color: #f1f5f9;
}

.section-dark {
  background-color: var(--color-primary);
  color: #ffffff;
}

.section-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}

.vsection-subtitle {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.125rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.vsection-dark .section-title {
  color: #ffffff;
}

.vsection-desc {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.vsection-dark .section-desc {
  color: #94a3b8;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.card-text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-link {
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Interactive Calculator Styles */
.calculator-box {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
}

.calc-input-group {
  margin-bottom: 1.5rem;
}

.calc-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.calc-val-badge {
  color: var(--color-accent);
  font-weight: 700;
  font-family: monospace;
}

.calc-range {
  width: 100%;
  height: 6px;
  background: #e2e8f0;
  border-radius: 9999px;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: 0 2p 6px rgba(217, 119, 6, 0.4);
  transition: transform 0.1s;
}

.calc-range:;-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.calc-select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-white);
  color: var(--color-text-main);
  font-size: 0.9375rem;
  outline: none;
}

.calc-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.calc-results-box {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  border-radius: var(--radius-lg);
  padding: 2rem;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-metric-highlight {
  text-align: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-big-num {
  font-size: 3rem;
  font-weight: 800;
  color: #fbbf24;
  line-height: 1;
  font-family: monospace;
}

.calc-metric-label {
  font-size: 0.8125rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}

.calc-breakdown {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: #cbd5e1;
}

.calc-badge-status {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-excellent {
  background-color: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.badge-moderate {
  background-color: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
}

/* Filterable Knowledge Hub */
.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
  background: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-pill {
  padding: 0.4rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  background: var(--color-bg-light);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition);
}

.filter-pill:hover, .filter-pill.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.search-input-box {
  position: relative;
  min-width: 260px;
}

.search-input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.25rem;
  font-size: 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
}

	.search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

	.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
}

/* Article Card */
.article-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.article-img-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-primary-light);
}

.article-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.article-card:hover .article-img-wrap img {
  transform: scale(1.05);
}

.article-tag-float {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.article-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.775rem;
  color: var(--color-text-light);
  margin-bottom: 0.625rem;
}

.article-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.article-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 1rem;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem;
}

/* Forms */
.form-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  cursor: pointer;
  margin-top: 0.5rem;
}

.form-checkbox-label input {
  margin-top: 0.2rem;
  accent-color: var(--color-accent);
}

/* Compliance Content Pages */
.policy-content {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-sm);
  color: var(--color-text-main);
  line-height: 1.8;
}

.policy-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 2.25rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.policy-content h3 {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-primary-light);
  margin: 1.5rem 0 0.75rem;
}

.policy-content p {
  margin-bottom: 1.25rem;
  color: #334155;
}

.policy-content ul, .policy-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
  color: #334155;
}

.policy-content li {
  margin-bottom: 0.5rem;
}

.policy-highlight-box {
  background: #f8fafc;
  border-left: 4px solid var(--color-accent);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 1.75rem 0;
  font-size: 0.9375rem;
}

.policy-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.policy-table th, .policy-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
}

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

/* Site Footer */
.site-footer {
  background-color: var(--color-primary-dark);
  color: #cbd5e1;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1.1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.footer-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.footer-legal-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: #cbd5e1;
  font-family: monospace;
}

.footer-col-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-nav a {
  font-size: 0.875rem;
  color: #94a3b8;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-nav a:hover {
  color: #fbbf24;
  transform: translateX(1px);
}

.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  font-size: 0.875rem;
  color: #94a3b8;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-disclaimer-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 2.5rem;
  font-size: 0.8125rem;
  color: #94a3b8;
  line-height: 1.6;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8125rem;
  color: #64748b;
}

/* Cookie Banner & Notification Toast */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  max-width: 440px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  z-index: 999;
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slide-up 0.3s ease;
}

@keyframes slide-up {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  background: #0f172a;
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border-left: 4px solid var(--color-accent);
  z-index: 1000;
  display: none;
  font-size: 0.875rem;
}

.toast.show {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slide-down 0.3s ease;
}

@keyframes slide-down {
  from { transform: translateY(-20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  width: 42px;
  height: 42px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 90;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .topbar-left {
    display: none;
  }
  .topbar-content {
    justify-content: center;
  }
  .nav-desktop {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.125rem;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .grid-3, .grid-2, .grid-4 {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .policy-content {
    padding: 2rem 1.25rem;
  }
  .calculator-box {
    padding: 1.5rem;
  }
  .cookie-banner {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}