/* ==========================================================================
   ART B Sp. z o.o. - Premium Financial Platform Stylesheet
   Based on Baselight Design System (baselight.ai.md) & Modern Web Standards
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens & Themes
   -------------------------------------------------------------------------- */
:root {
  /* Light Theme Palette (Default) */
  --bg-canvas: #F4F2F0;
  --bg-canvas-soft: #FAF9F6;
  --surface-card: #FFFFFF;
  --surface-card-elevated: #FCFCFD;
  --surface-night: #131621;
  --surface-night-soft: #1A1D2B;
  
  --ink-primary: #111111;
  --ink-soft: #595959;
  --ink-muted: #8C8C8C;
  --ink-on-dark: #F4F2F0;
  --ink-on-dark-soft: #9E9EB2;

  --brand-teal: #0DBF9B;
  --brand-teal-deep: #0D9488;
  --brand-gold: #D4AF37;
  --brand-gold-glow: rgba(212, 175, 55, 0.25);
  --accent-coral: #D9613D;
  --accent-coral-soft: #FB8A6B;
  --accent-violet: #886BFB;

  --border-color: #E2E2EC;
  --border-muted: #D6D6E7;
  --border-dark: #2A2E3D;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.2);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Dark Theme Palette */
[data-theme="dark"] {
  --bg-canvas: #0B0D14;
  --bg-canvas-soft: #111420;
  --surface-card: #151824;
  --surface-card-elevated: #1C2030;
  
  --ink-primary: #F4F2F0;
  --ink-soft: #9E9EB2;
  --ink-muted: #6C6C82;

  --brand-teal: #10D9AF;
  --brand-teal-deep: #0DBF9B;
  --brand-gold: #F3C649;
  --brand-gold-glow: rgba(243, 198, 73, 0.3);

  --border-color: #232738;
  --border-muted: #2E344A;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
}

/* --------------------------------------------------------------------------
   2. Reset & Base Typography
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-canvas);
  color: var(--ink-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--ink-primary);
  letter-spacing: -0.02em;
}

p {
  color: var(--ink-soft);
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Container Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   3. Badges, Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-gold {
  background: rgba(212, 175, 55, 0.12);
  color: var(--brand-gold);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.badge-teal {
  background: rgba(13, 191, 155, 0.12);
  color: var(--brand-teal);
  border: 1px solid rgba(13, 191, 155, 0.3);
}

.badge-coral {
  background: rgba(217, 97, 61, 0.12);
  color: var(--accent-coral);
  border: 1px solid rgba(217, 97, 61, 0.3);
}

/* Primary Pill Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background: var(--ink-primary);
  color: var(--bg-canvas);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  opacity: 0.92;
}

.btn-gold {
  background: linear-gradient(135deg, #E6C24C 0%, #B88E28 100%);
  color: #111111;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(212, 175, 55, 0.4);
  filter: brightness(1.05);
}

.btn-secondary {
  background: var(--surface-card);
  color: var(--ink-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-canvas-soft);
  border-color: var(--ink-muted);
  transform: translateY(-2px);
}

.btn-outline-gold {
  background: transparent;
  color: var(--brand-gold);
  border: 1.5px solid var(--brand-gold);
}

.btn-outline-gold:hover {
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   4. Navbar & Glassmorphic Header
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background-color var(--transition-normal), padding var(--transition-fast), border-bottom var(--transition-fast);
}

.navbar.scrolled {
  padding: 10px 0;
  background-color: rgba(244, 242, 240, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .navbar.scrolled {
  background-color: rgba(11, 13, 20, 0.85);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.brand-logo-container:hover .brand-logo-img {
  transform: scale(1.05);
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--ink-primary);
  letter-spacing: -0.01em;
}

.brand-title span {
  color: var(--brand-gold);
}

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

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Dark/Light Mode Theme Toggle Switch (Suwak) */
.theme-switch-wrapper {
  display: flex;
  align-items: center;
}

.theme-switch {
  display: inline-block;
  height: 34px;
  position: relative;
  width: 64px;
}

.theme-switch input {
  display: none;
}

.slider {
  background-color: var(--border-color);
  bottom: 0;
  cursor: pointer;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transition: .4s;
  border-radius: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6px;
  border: 1px solid var(--border-muted);
}

.slider .icon-sun, .slider .icon-moon {
  font-size: 14px;
  z-index: 1;
  transition: opacity 0.3s ease;
}

.slider .icon-sun {
  color: #F59E0B;
}

.slider .icon-moon {
  color: #8B5CF6;
}

.slider:before {
  background-color: var(--surface-card);
  bottom: 3px;
  content: "";
  height: 26px;
  left: 3px;
  position: absolute;
  transition: .4s cubic-bezier(0.16, 1, 0.3, 1);
  width: 26px;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  z-index: 2;
}

input:checked + .slider {
  background-color: var(--surface-night-soft);
}

input:checked + .slider:before {
  transform: translateX(30px);
  background-color: var(--brand-gold);
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--ink-primary);
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   5. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: 150px;
  padding-bottom: 90px;
  position: relative;
  overflow: hidden;
}

.hero-backdrop {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--brand-gold-glow) 0%, rgba(244,242,240,0) 70%);
  z-index: 0;
  pointer-events: none;
  filter: blur(40px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin: 20px 0;
  letter-spacing: -0.03em;
}

.hero-content h1 .highlight-gold {
  background: linear-gradient(135deg, #D4AF37 0%, #F3C649 50%, #AA820A 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ink-primary);
}

.stat-number span {
  color: var(--brand-gold);
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.hero-visual {
  position: relative;
}

.hero-card-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  background: var(--surface-card);
}

.hero-image {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.hero-glass-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  padding: 20px;
  background: rgba(19, 22, 33, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-glass-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #D4AF37, #AA820A);
  color: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.hero-glass-text h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 2px;
}

.hero-glass-text p {
  color: #A0A5B5;
  font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   6. Interactive Financial Loan Calculator (Kalkulator Kredytowy)
   -------------------------------------------------------------------------- */
.calculator-section {
  padding: 90px 0;
  background-color: var(--bg-canvas-soft);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px auto;
}

.section-header h2 {
  font-size: 2.5rem;
  margin: 12px 0 16px 0;
}

.section-header p {
  font-size: 1.1rem;
}

.calc-card {
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.calc-product-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: var(--bg-canvas);
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.calc-tab-btn {
  flex: 1;
  min-width: 120px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calc-tab-btn.active {
  background: var(--surface-card);
  color: var(--brand-gold);
  box-shadow: var(--shadow-sm);
}

.calc-field-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-label-text {
  font-weight: 600;
  font-size: 0.95rem;
}

.calc-value-display {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--brand-gold);
}

/* Custom Range Input */
.calc-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--border-color);
  outline: none;
}

.calc-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--brand-gold);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  transition: transform var(--transition-fast);
}

.calc-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-results-box {
  background: var(--surface-night);
  border-radius: var(--radius-md);
  padding: 32px;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-results-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.calc-results-header h3 {
  color: #FFFFFF;
  font-size: 1.35rem;
}

.calc-metric-row {
  margin-bottom: 20px;
}

.calc-metric-title {
  font-size: 0.875rem;
  color: #A0A5B5;
  margin-bottom: 4px;
}

.calc-metric-large {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--brand-gold);
}

.calc-details-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.calc-details-list li {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: #D1D5DB;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
}

.calc-details-list li span:last-child {
  font-weight: 700;
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   7. Product Catalog Workspace (Interactive Filterable Cards)
   -------------------------------------------------------------------------- */
.catalog-section {
  padding: 90px 0;
}

.catalog-tabs-container {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-chip {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--surface-card);
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-chip:hover, .filter-chip.active {
  background: var(--ink-primary);
  color: var(--bg-canvas);
  border-color: var(--ink-primary);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 28px;
}

.product-card {
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-gold);
}

.product-card-top {
  margin-bottom: 24px;
}

.product-card-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.product-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.product-card p {
  font-size: 0.95rem;
  line-height: 1.55;
}

.product-card-specs {
  background: var(--bg-canvas-soft);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin: 20px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-primary);
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* --------------------------------------------------------------------------
   8. Feature Deep Dive Sections (Deweloperskie, Agro Biogaz, Hipoteka)
   -------------------------------------------------------------------------- */
.feature-block {
  padding: 90px 0;
  border-top: 1px solid var(--border-color);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-grid.reverse {
  grid-template-columns: 1fr 1fr;
}

.feature-grid.reverse .feature-content {
  order: 2;
}

.feature-grid.reverse .feature-media {
  order: 1;
}

.feature-content h2 {
  font-size: 2.25rem;
  margin: 16px 0 20px 0;
}

.feature-content p {
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--ink-primary);
  font-weight: 500;
}

.feature-list li i {
  color: var(--brand-gold);
  font-size: 1.1rem;
  margin-top: 3px;
}

.feature-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.feature-media img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

/* --------------------------------------------------------------------------
   9. Dark Storytelling Stage Section
   -------------------------------------------------------------------------- */
.dark-stage-section {
  padding: 100px 0;
  background-color: var(--surface-night);
  color: #FFFFFF;
  position: relative;
}

.dark-stage-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px auto;
}

.dark-stage-header h2 {
  color: #FFFFFF;
  font-size: 2.75rem;
  margin-bottom: 16px;
}

.dark-stage-header p {
  color: #A0A5B5;
  font-size: 1.15rem;
}

.dark-stage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.dark-stage-card {
  background: var(--surface-night-soft);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 36px;
  transition: transform var(--transition-normal);
}

.dark-stage-card:hover {
  transform: translateY(-8px);
  border-color: var(--brand-gold);
}

.dark-stage-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(212, 175, 55, 0.15);
  color: var(--brand-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.dark-stage-card h3 {
  color: #FFFFFF;
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.dark-stage-card p {
  color: #9E9EB2;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   10. FAQ Accordion Section
   -------------------------------------------------------------------------- */
.faq-section {
  padding: 90px 0;
}

.faq-search-wrapper {
  max-width: 500px;
  margin: 0 auto 40px auto;
  position: relative;
}

.faq-search-input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--surface-card);
  color: var(--ink-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.faq-search-input:focus {
  border-color: var(--brand-gold);
}

.faq-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.faq-item.active {
  border-color: var(--brand-gold);
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  gap: 16px;
}

.faq-question i {
  color: var(--brand-gold);
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
  padding: 0 28px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 24px 28px;
}

.faq-answer p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   11. Contact & Application Section
   -------------------------------------------------------------------------- */
.contact-section {
  padding: 90px 0;
  background-color: var(--bg-canvas-soft);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
}

.contact-info-box {
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.company-meta-details {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--ink-soft);
}

.company-meta-details strong {
  color: var(--ink-primary);
}

.contact-form-box {
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink-primary);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-canvas);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  border-color: var(--brand-gold);
  background: var(--surface-card);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* --------------------------------------------------------------------------
   12. Modal & Notification Toast
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  padding: 24px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  max-width: 600px;
  width: 100%;
  padding: 36px;
  position: relative;
  transform: scale(0.9);
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--ink-soft);
  cursor: pointer;
}

.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--surface-night);
  color: #FFFFFF;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--brand-gold);
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 12px;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--surface-night);
  color: #FFFFFF;
  padding: 80px 0 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.footer-brand h3 span {
  color: var(--brand-gold);
}

.footer-brand p {
  color: #9E9EB2;
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: #9E9EB2;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--brand-gold);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #6C6C82;
}

/* --------------------------------------------------------------------------
   14. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-grid, .calc-card, .feature-grid, .feature-grid.reverse, .contact-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid.reverse .feature-content {
    order: 1;
  }
  .feature-grid.reverse .feature-media {
    order: 2;
  }

  .dark-stage-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .nav-menu {
    display: none;
  }

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

  .hero-content h1 {
    font-size: 2.75rem;
  }
}

@media (max-width: 768px) {
  .brand-title {
    display: none !important;
  }
}

@media (max-width: 600px) {
  .hero-stats-row {
    grid-template-columns: 1fr 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full-width {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}