/* ==========================================================================
   BRAND KOCHI (株式会社ブランド高知) - OFFICIAL SHOWCASE
   Design System: Apple Minimalist Precision (DESIGN.md Specification)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Shippori+Mincho:wght@400;500;600;700&family=Zen+Kaku+Gothic+New:wght@300;400;500;700&display=swap');

:root {
  /* Colors (DESIGN.md Reference) */
  --color-apple-blue: #0071e3;
  --color-apple-blue-hover: #0077ed;
  --color-link-blue: #0066cc;
  --color-link-blue-hover: #0077e6;
  --color-signal-blue: #2997ff;
  --color-carbon: #1d1d1f;
  --color-frost: #f5f5f7;
  --color-ice: #f4f8fb;
  --color-smoke: #333333;
  --color-graphite: #474747;
  --color-ash: #707070;
  --color-mist: #858585;
  --color-onyx: #000000;
  --color-pebble: #e2e2e5;
  --color-white: #ffffff;

  /* Surfaces */
  --surface-canvas: #f5f5f7;
  --surface-elevated-wash: #f4f8fb;
  --surface-pebble: #e2e2e5;
  --surface-pure-white: #ffffff;
  --surface-dark-wash: #161617;

  /* Typography — Font Families */
  --font-sf-pro-display: 'Inter', -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  --font-sf-pro-text: 'Inter', -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  --font-jp-heading: 'Shippori Mincho', serif;
  --font-jp-body: 'Zen Kaku Gothic New', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Typography — Scale */
  --text-caption: 12px;
  --leading-caption: 1.33;
  --tracking-caption: -0.022em;

  --text-body-sm: 14px;
  --leading-body-sm: 1.29;
  --tracking-body-sm: -0.016em;

  --text-body: 17px;
  --leading-body: 1.47;
  --tracking-body: -0.016em;

  --text-subheading: 21px;
  --leading-subheading: 1.24;
  --tracking-subheading: -0.005em;

  --text-heading-sm: 28px;
  --leading-heading-sm: 1.18;
  --tracking-heading-sm: 0.007em;

  --text-heading: 40px;
  --leading-heading: 1.14;
  --tracking-heading: 0.011em;

  --text-heading-lg: 44px;
  --leading-heading-lg: 1.18;
  --tracking-heading-lg: -0.01em;

  --text-display: 56px;
  --leading-display: 1.07;
  --tracking-display: 0.011em;

  /* Typography — Weights */
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-unit: 4px;
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-56: 56px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-96: 96px;
  --spacing-120: 120px;

  /* Layout */
  --page-max-width: 1440px;
  --content-max-width: 1040px;
  --text-max-width: 680px;
  --section-gap: 80px;
  --card-padding: 32px;
  --element-gap: 12px;

  /* Border Radius */
  --radius-lg: 8px;
  --radius-lg-2: 12px;
  --radius-full: 980px;

  /* Hairlines & Borders */
  --border-hairline: 1px solid #d2d2d7;
  --border-hairline-dark: 1px solid #333333;
  --border-hairline-light: 1px solid rgba(255, 255, 255, 0.15);

  /* Shadows (Only subtle elevation for product floating) */
  --shadow-product: rgba(0, 0, 0, 0.15) 0px 20px 40px -15px;
  --shadow-subtle: rgba(0, 0, 0, 0.06) 0px 4px 16px;

  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--surface-canvas);
  color: var(--color-carbon);
}

body {
  font-family: var(--font-jp-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  font-weight: var(--font-weight-regular);
  color: var(--color-carbon);
  background-color: var(--surface-canvas);
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Typography Classes
   ========================================================================== */

.font-display {
  font-family: var(--font-sf-pro-display);
}

.font-mincho {
  font-family: var(--font-jp-heading);
}

.text-display {
  font-size: var(--text-display);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  font-weight: var(--font-weight-semibold);
}

.text-heading-lg {
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: var(--tracking-heading-lg);
  font-weight: var(--font-weight-semibold);
}

.text-heading {
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--font-weight-semibold);
}

.text-heading-sm {
  font-size: var(--text-heading-sm);
  line-height: var(--leading-heading-sm);
  letter-spacing: var(--tracking-heading-sm);
  font-weight: var(--font-weight-semibold);
}

.text-subheading {
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  letter-spacing: var(--tracking-subheading);
  font-weight: var(--font-weight-light);
}

.text-body {
  font-size: var(--text-body);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
}

.text-body-sm {
  font-size: var(--text-body-sm);
  line-height: var(--leading-body-sm);
  letter-spacing: var(--tracking-body-sm);
}

.text-caption {
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: var(--tracking-caption);
}

.text-whisper {
  font-weight: var(--font-weight-light);
  color: var(--color-smoke);
}

.text-signal {
  color: var(--color-signal-blue);
}

/* ==========================================================================
   Buttons & Interactive Elements (DESIGN.md Strict)
   ========================================================================== */

/* 1. Filled Pill Button (Primary Action - Buy, Learn More) */
.btn-pill-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  border-radius: var(--radius-full);
  background-color: var(--color-apple-blue);
  color: var(--color-white);
  font-family: var(--font-sf-pro-text);
  font-size: var(--text-body);
  font-weight: var(--font-weight-regular);
  padding: 11px 22px;
  text-decoration: none;
  transition: var(--transition-smooth);
  box-shadow: none;
  white-space: nowrap;
}

.btn-pill-primary:hover {
  background-color: var(--color-apple-blue-hover);
  transform: scale(1.02);
}

.btn-pill-primary:active {
  transform: scale(0.98);
}

/* 2. Outlined Pill Button (Secondary Action - Pair with Primary) */
.btn-pill-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-link-blue);
  background-color: transparent;
  color: var(--color-link-blue);
  font-family: var(--font-sf-pro-text);
  font-size: var(--text-body);
  font-weight: var(--font-weight-regular);
  padding: 11px 22px;
  text-decoration: none;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-pill-secondary:hover {
  background-color: rgba(0, 102, 204, 0.05);
  border-color: var(--color-link-blue-hover);
  color: var(--color-link-blue-hover);
}

.btn-pill-secondary:active {
  transform: scale(0.98);
}

/* 3. Ghost Link */
.btn-ghost-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-link-blue);
  font-size: inherit;
  font-weight: var(--font-weight-regular);
  background: transparent;
  padding: 0;
  border: none;
}

.btn-ghost-link:hover {
  text-decoration: underline;
}

.btn-ghost-link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.btn-ghost-link:hover svg {
  transform: translateX(3px);
}

/* Action Button Pair Container */
.cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-16);
  margin-top: var(--spacing-24);
  flex-wrap: wrap;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

/* Global Top Navigation (Sticky Glassmorphism) */
.global-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 48px;
  background-color: rgba(29, 29, 31, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: var(--page-max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  color: var(--color-frost);
  font-family: var(--font-jp-heading);
  font-size: 14px;
  letter-spacing: 0.15em;
  font-weight: 500;
}

.nav-logo-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-32);
}

.nav-item {
  color: #d2d2d7;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: -0.01em;
  transition: color 0.2s ease;
}

.nav-item:hover {
  color: var(--color-white);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
}

.nav-pill-btn {
  background-color: var(--color-apple-blue);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  transition: var(--transition-smooth);
}

.nav-pill-btn:hover {
  background-color: var(--color-apple-blue-hover);
}

/* Mobile Menu Toggle */
.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-frost);
  padding: 6px;
  cursor: pointer;
}

/* Sticky Sub-Nav (Pins below global nav) */
.sub-nav {
  position: sticky;
  top: 48px;
  left: 0;
  right: 0;
  height: 52px;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid #d2d2d7;
  z-index: 990;
  display: flex;
  align-items: center;
}

.sub-nav-container {
  max-width: var(--page-max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sub-nav-title {
  font-family: var(--font-sf-pro-display);
  font-size: 21px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-carbon);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.sub-nav-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-apple-blue);
  background-color: rgba(0, 113, 227, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.sub-nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-24);
}

.sub-nav-link {
  font-size: 12px;
  color: var(--color-carbon);
  font-weight: 400;
}

.sub-nav-link:hover {
  color: var(--color-link-blue);
}

/* ==========================================================================
   Page Model & Sections (Full-Bleed Canvas)
   ========================================================================== */

main {
  width: 100%;
  padding-top: 48px; /* Offset for sticky nav */
}

.section-full-bleed {
  width: 100%;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-80) 0;
}

.section-frost {
  background-color: var(--surface-canvas);
}

.section-ice {
  background-color: var(--surface-elevated-wash);
}

.section-white {
  background-color: var(--surface-pure-white);
  border-top: var(--border-hairline);
  border-bottom: var(--border-hairline);
}

.section-dark {
  background-color: var(--surface-dark-wash);
  color: var(--color-frost);
}

.container-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
  text-align: center;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   1. Product Hero Section (牛革グレーブラック長財布 2026)
   ========================================================================== */

.hero-section {
  padding-top: var(--spacing-64);
  padding-bottom: var(--spacing-40);
  background: linear-gradient(180deg, #f5f5f7 0%, #ececef 100%);
}

.hero-eyebrow {
  font-family: var(--font-sf-pro-text);
  font-size: var(--text-caption);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ash);
  margin-bottom: var(--spacing-12);
}

.hero-title {
  font-family: var(--font-jp-heading);
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.1;
  font-weight: 600;
  color: var(--color-carbon);
  letter-spacing: 0.04em;
  margin-bottom: var(--spacing-12);
}

.hero-subtitle {
  font-family: var(--font-jp-body);
  font-size: clamp(17px, 2.5vw, 24px);
  line-height: 1.4;
  font-weight: 300;
  color: var(--color-smoke);
  max-width: 720px;
  margin: 0 auto var(--spacing-16);
}

.hero-price {
  font-family: var(--font-sf-pro-text);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: var(--spacing-8);
}

.hero-price .tax {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-ash);
}

.hero-image-wrapper {
  max-width: 920px;
  margin: var(--spacing-40) auto 0;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-product-image {
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: contain;
  filter: drop-shadow(0 25px 35px rgba(0, 0, 0, 0.18));
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-product-image:hover {
  transform: translateY(-6px) scale(1.01);
}

/* Feature Badges in Hero */
.hero-specs-row {
  display: flex;
  justify-content: center;
  gap: var(--spacing-32);
  margin-top: var(--spacing-32);
  flex-wrap: wrap;
}

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

.spec-item .value {
  font-family: var(--font-sf-pro-display);
  font-size: 21px;
  font-weight: 600;
  color: var(--color-carbon);
}

.spec-item .label {
  font-size: 12px;
  color: var(--color-ash);
  margin-top: 2px;
}

/* ==========================================================================
   2. Feature Showcase: 奇跡の清流 仁淀ブルー シリーズ
   ========================================================================== */

.niyodo-section {
  background: radial-gradient(circle at 50% 20%, #e6f3ff 0%, #f4f8fb 70%, #f5f5f7 100%);
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-signal-blue);
  background-color: rgba(41, 151, 255, 0.12);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-16);
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-jp-heading);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.2;
  font-weight: 600;
  color: var(--color-carbon);
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-16);
}

.section-description {
  font-size: var(--text-body);
  line-height: 1.6;
  font-weight: 300;
  color: var(--color-smoke);
  max-width: var(--text-max-width);
  margin: 0 auto var(--spacing-40);
}

/* Split showcase (Umbrella & Niyodo Blue Wallet) */
.split-showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-32);
  margin-top: var(--spacing-32);
  text-align: left;
}

.showcase-card {
  background-color: var(--surface-pure-white);
  border-radius: var(--radius-lg);
  border: var(--border-hairline);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

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

.showcase-card-header {
  margin-bottom: var(--spacing-20);
}

.showcase-card-title {
  font-family: var(--font-jp-heading);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: 6px;
}

.showcase-card-price {
  font-family: var(--font-sf-pro-text);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-carbon);
}

.showcase-card-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-smoke);
  margin-top: 8px;
}

.showcase-card-img-wrap {
  width: 100%;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-20) 0;
  background-color: var(--surface-canvas);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: var(--spacing-16);
}

.showcase-card-img-wrap img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}

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

/* ==========================================================================
   3. Collection Grid (Apple Service Card Style)
   ========================================================================== */

.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-24);
  margin-top: var(--spacing-40);
  text-align: left;
}

.collection-tile {
  background-color: var(--surface-pure-white);
  border-radius: var(--radius-lg);
  border: var(--border-hairline);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 440px;
  position: relative;
  transition: var(--transition-smooth);
}

.collection-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-subtle);
}

.tile-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-ash);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.tile-title {
  font-family: var(--font-jp-heading);
  font-size: 21px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: 4px;
}

.tile-price {
  font-family: var(--font-sf-pro-text);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: 8px;
}

.tile-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-smoke);
}

.tile-image-container {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-16) 0;
  background-color: var(--surface-canvas);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: var(--spacing-12);
}

.tile-image-container img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.collection-tile:hover .tile-image-container img {
  transform: scale(1.04);
}

/* ==========================================================================
   4. Craftsmanship & Details (High-Res Macro Details)
   ========================================================================== */

.craft-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-32);
  margin-top: var(--spacing-48);
  text-align: left;
}

.craft-item {
  background: var(--surface-pure-white);
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: var(--card-padding);
}

.craft-item-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(0, 113, 227, 0.08);
  color: var(--color-apple-blue);
  margin-bottom: var(--spacing-16);
}

.craft-item-title {
  font-family: var(--font-jp-heading);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: 8px;
}

.craft-item-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-smoke);
}

/* ==========================================================================
   5. Brand Story & Founder Message
   ========================================================================== */

.story-section {
  background-color: var(--color-carbon);
  color: var(--color-frost);
}

.story-container {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.story-badge {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-signal-blue);
  text-transform: uppercase;
  margin-bottom: var(--spacing-16);
}

.story-heading {
  font-family: var(--font-jp-heading);
  font-size: clamp(26px, 3.5vw, 38px);
  line-height: 1.3;
  color: var(--color-white);
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-32);
}

.story-text-block {
  font-size: 16px;
  line-height: 1.9;
  font-weight: 300;
  color: #a1a1a6;
  text-align: left;
  margin-bottom: var(--spacing-32);
}

.story-text-block p {
  margin-bottom: var(--spacing-16);
}

.story-text-block strong {
  color: var(--color-white);
  font-weight: 500;
}

.founder-profile {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-20);
  margin-top: var(--spacing-40);
  padding-top: var(--spacing-32);
  border-top: var(--border-hairline-dark);
}

.founder-info {
  text-align: left;
}

.founder-name {
  font-family: var(--font-jp-heading);
  font-size: 18px;
  color: var(--color-white);
  letter-spacing: 0.1em;
}

.founder-title {
  font-size: 13px;
  color: var(--color-mist);
}

/* ==========================================================================
   6. Media & Recognition Matrix
   ========================================================================== */

.media-section {
  background-color: var(--surface-pure-white);
  border-top: var(--border-hairline);
  border-bottom: var(--border-hairline);
}

.media-badge-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-16);
  margin-top: var(--spacing-32);
}

.media-pill {
  border: var(--border-hairline);
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-size: 13px;
  color: var(--color-carbon);
  background-color: var(--surface-canvas);
  display: flex;
  align-items: center;
  gap: 8px;
}

.media-pill-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-signal-blue);
}

/* ==========================================================================
   7. Typographic CTA Block
   ========================================================================== */

.cta-block-section {
  padding: var(--spacing-96) 0;
  background-color: var(--surface-canvas);
}

.cta-title {
  font-family: var(--font-jp-heading);
  font-size: clamp(32px, 4.5vw, 48px);
  color: var(--color-carbon);
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-12);
}

.cta-desc {
  font-size: 18px;
  font-weight: 300;
  color: var(--color-smoke);
  margin-bottom: var(--spacing-24);
}

/* ==========================================================================
   8. Apple-Style Footer
   ========================================================================== */

.apple-footer {
  background-color: var(--surface-canvas);
  color: var(--color-ash);
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  padding: var(--spacing-48) 0 var(--spacing-32);
  border-top: var(--border-hairline);
}

.footer-container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

.footer-legal-notes {
  padding-bottom: var(--spacing-20);
  border-bottom: var(--border-hairline);
  color: var(--color-mist);
  text-align: left;
}

.footer-legal-notes p {
  margin-bottom: 8px;
}

.footer-directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-32);
  padding: var(--spacing-32) 0;
  border-bottom: var(--border-hairline);
  text-align: left;
}

.footer-column-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-carbon);
  margin-bottom: var(--spacing-12);
  letter-spacing: 0.02em;
}

.footer-link-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--color-ash);
  font-size: 12px;
}

.footer-link:hover {
  color: var(--color-carbon);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-20);
  flex-wrap: wrap;
  gap: var(--spacing-16);
  font-size: 11px;
}

.footer-copyright {
  color: var(--color-mist);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-16);
}

.footer-bottom-links a {
  color: var(--color-ash);
}

.footer-bottom-links a:hover {
  color: var(--color-carbon);
}

/* ==========================================================================
   Product Modal View (Interactive Lightbox / Quick Specs)
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: var(--spacing-20);
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--surface-pure-white);
  width: 100%;
  max-width: 680px;
  border-radius: var(--radius-lg-2);
  padding: var(--spacing-32);
  position: relative;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.25);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-backdrop.active .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: var(--spacing-16);
  right: var(--spacing-16);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--surface-canvas);
  color: var(--color-smoke);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.modal-close-btn:hover {
  background-color: var(--color-pebble);
  color: var(--color-carbon);
}

.modal-img-wrap {
  width: 100%;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface-canvas);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-20);
  padding: var(--spacing-16);
}

.modal-img-wrap img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.modal-title {
  font-family: var(--font-jp-heading);
  font-size: 24px;
  color: var(--color-carbon);
  margin-bottom: 6px;
}

.modal-price {
  font-family: var(--font-sf-pro-text);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-apple-blue);
  margin-bottom: var(--spacing-16);
}

.modal-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-16) 0;
  font-size: 13px;
}

.modal-specs-table th, .modal-specs-table td {
  padding: 8px 12px;
  border-bottom: 1px solid #e5e5ea;
}

.modal-specs-table th {
  color: var(--color-ash);
  font-weight: 500;
  width: 25%;
}

.modal-specs-table td {
  color: var(--color-carbon);
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .nav-mobile-toggle {
    display: block;
  }

  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 48px;
    left: 0;
    right: 0;
    background-color: rgba(29, 29, 31, 0.96);
    padding: var(--spacing-24);
    gap: var(--spacing-20);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .section-full-bleed {
    padding: var(--spacing-48) 0;
  }

  .hero-specs-row {
    gap: var(--spacing-16);
  }

  .sub-nav-links {
    display: none;
  }

  .cta-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-pill-primary, .btn-pill-secondary {
    width: 100%;
    max-width: 320px;
  }

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