/* ==========================================================================
   PSJ LP - Main Stylesheet
   完全個室麻雀サロンPSJ FC加盟開業支援ランディングページ
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-primary: #1a3a5c;       /* ネイビー - 信頼・格式 */
  --color-primary-dark: #0d2440;
  --color-primary-light: #2a5a8c;
  --color-accent: #c8973a;        /* ゴールド - 高級感 */
  --color-accent-dark: #a07830;
  --color-accent-light: #e8b75a;
  --color-red: #c0392b;           /* アクセントレッド - CTA */
  --color-red-hover: #a93226;
  --color-green: #27ae60;         /* 利益表示 */
  --color-bg: #f8f6f0;            /* 生成り - 落ち着き */
  --color-bg-dark: #1a1a1a;
  --color-text: #2c2c2c;
  --color-text-light: #555;
  --color-text-muted: #888;
  --color-white: #ffffff;
  --color-border: #ddd;
  --color-border-light: #eee;
  --color-section-alt: #f2efea;

  /* Typography */
  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --font-serif: 'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;

  /* Layout */
  --container-max: 1100px;
  --header-height: 64px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);

  /* Transitions */
  --transition: 0.25s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol {
  list-style: none;
}

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

/* --------------------------------------------------------------------------
   3. Layout
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--space-3xl) 0;
}

/* --------------------------------------------------------------------------
   4. Typography Utilities
   -------------------------------------------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(200, 151, 58, 0.1);
  border: 1px solid var(--color-accent);
  padding: 6px 20px;
  border-radius: 20px;
  margin-bottom: var(--space-md);
}

.section-tag--light {
  color: var(--color-accent-light);
  background: rgba(232, 183, 90, 0.15);
  border-color: var(--color-accent-light);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.4;
}

.section-title--light {
  color: var(--color-white);
}

.subsection-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  gap: 10px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: 1px solid currentColor;
  transition: all var(--transition);
}

.text-link:hover {
  color: var(--color-accent);
  gap: 10px;
}

/* --------------------------------------------------------------------------
   5. CTA Buttons
   -------------------------------------------------------------------------- */
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.cta-btn--primary {
  background: var(--color-red);
  color: var(--color-white);
  border-color: var(--color-red);
  box-shadow: 0 4px 15px rgba(192, 57, 43, 0.3);
}

.cta-btn--primary:hover {
  background: var(--color-red-hover);
  border-color: var(--color-red-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(192, 57, 43, 0.4);
}

.cta-btn--secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.7);
}

.cta-btn--secondary:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border-color: var(--color-white);
}

.cta-btn--full {
  width: 100%;
  font-size: 1.1rem;
  padding: 18px;
}

.cta-btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.cta-btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   6. Header
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: #F2D400;
  backdrop-filter: none;
  z-index: 1000;
  transition: background var(--transition);
  border-bottom: 2px solid #d4b900;
}

.site-header.scrolled {
  background: #F2D400;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-logo .logo-text {
  font-weight: 700;
  font-size: 0.85rem;
  color: #1a1a1a;
}

.header-divider {
  color: rgba(0,0,0,0.3);
}

.header-service {
  font-size: 0.8rem;
  color: #1a1a1a;
  font-weight: 700;
}

.header-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-nav a {
  font-size: 0.8rem;
  font-weight: 600;
  color: #1a1a1a;
  padding: 6px 10px;
  border-radius: 4px;
  transition: all var(--transition);
}

.header-nav a:hover {
  color: #1a1a1a;
  background: rgba(0,0,0,0.08);
}

.nav-cta-btn {
  background: var(--color-red) !important;
  color: var(--color-white) !important;
  padding: 8px 16px !important;
  border-radius: 4px !important;
}

.nav-cta-btn:hover {
  background: var(--color-red-hover) !important;
}

.header-nav a.active-nav {
  color: #1a1a1a !important;
  font-weight: 700 !important;
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  flex-shrink: 0;
}

.hamburger-btn span {
  display: block;
  height: 2px;
  background: #1a1a1a;
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: rgba(10, 20, 40, 0.98);
  z-index: 999;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
  border-bottom: 1px solid rgba(200, 151, 58, 0.3);
}

.mobile-nav.open {
  max-height: 80vh;
  overflow-y: auto;
}

.mobile-nav ul {
  padding: var(--space-md) 0;
}

.mobile-nav-link {
  display: block;
  padding: 14px 24px;
  color: rgba(255,255,255,0.9) !important;
  font-size: 0.95rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: all var(--transition);
}

.mobile-nav-link:hover {
  background: rgba(255,255,255,0.05);
  color: var(--color-accent-light) !important;
}

.mobile-nav-cta {
  background: var(--color-red);
  color: var(--color-white) !important;
  text-align: center;
  margin: var(--space-md) var(--space-lg);
  border-radius: 4px;
  border-bottom: none !important;
}

.mobile-nav-cta:hover {
  background: var(--color-red-hover) !important;
}

/* --------------------------------------------------------------------------
   7. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(10,20,40,0.92) 0%, rgba(26,58,92,0.88) 40%, rgba(13,36,64,0.92) 70%, rgba(26,26,46,0.94) 100%),
    url('../images/mahjong-bg.jpg') center center / cover no-repeat;
  overflow: hidden;
  padding: calc(var(--header-height) + 48px) 0 56px;
}

/* 装飾的な背景パターン */
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(200, 151, 58, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(42, 90, 140, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(192, 57, 43, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

/* 麻雀牌をイメージした装飾（画像カラムがある場合は非表示） */
.hero::after {
  display: none;
}

.hero-bg-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8973a' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: var(--space-2xl);
  align-items: center;
  width: 100%;
}

.hero-content {
  position: relative;
}

/* Hero 右側画像カラム */
.hero-image-col {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.hero-img-wrap {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.55);
  border: 2px solid rgba(200, 151, 58, 0.35);
}

.hero-img-main {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.hero-img-caption {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  gap: 5px;
  justify-content: center;
  text-align: center;
}

.hero-img-caption i {
  color: var(--color-green);
}

/* Hero ロゴ */
.hero-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.hero-logo img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  display: block;
  flex-shrink: 0;
}

.hero-logo-desc {
  font-size: 1.44rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
  margin: 0;
}

.hero-badge {
  display: inline-block;
  background: rgba(200, 151, 58, 0.15);
  border: 1px solid rgba(200, 151, 58, 0.5);
  color: var(--color-accent-light);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: var(--space-lg);
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.hero-headline em {
  font-style: normal;
  color: var(--color-accent-light);
  position: relative;
}

.hero-subheadline {
  font-size: clamp(0.9rem, 1.8vw, 1.15rem);
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.hero-subheadline strong {
  color: var(--color-accent-light);
  font-weight: 700;
}

.hero-description {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  max-width: 520px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(200, 151, 58, 0.2);
  border-radius: 8px;
  padding: var(--space-sm) var(--space-md);
  flex: 1;
  min-width: 100px;
}

.stat-icon {
  font-size: 2.2rem;
  color: var(--color-accent);
  margin-bottom: 2px;
}

.stat-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-white);
}

.stat-label {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.6);
}

/* Hero CTA */
.hero-cta-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-sm);
}

.hero-cta-note {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.4);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* --------------------------------------------------------------------------
   8. Problems Section
   -------------------------------------------------------------------------- */
.problems {
  background: var(--color-white);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.problem-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-accent);
  border-radius: 8px;
  padding: var(--space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  transition: all var(--transition);
}

.problem-card:hover {
  border-left-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.problem-icon {
  font-size: 3rem;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.problem-card strong {
  color: var(--color-primary);
}

.problems-solution {
  text-align: center;
  padding: var(--space-2xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 12px;
  color: var(--color-white);
}

.problems-solution p {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
}

.problems-solution strong {
  color: var(--color-accent-light);
  font-size: 1.2rem;
}

.problems-solution .text-link {
  color: var(--color-accent-light);
  border-bottom-color: var(--color-accent-light);
}

.problems-solution .text-link:hover {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   9. About Section
   -------------------------------------------------------------------------- */
.about {
  background: var(--color-section-alt);
}

.about-intro {
  max-width: 780px;
  margin: 0 auto var(--space-2xl);
  text-align: center;
}

/* About Gallery */
.about-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.about-gallery-item {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.about-gallery-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.about-gallery-item:hover img {
  transform: scale(1.04);
}

.about-gallery-item p {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.75));
  color: var(--color-white);
  font-size: 0.8rem;
  padding: 20px var(--space-md) var(--space-md);
  text-align: center;
  font-weight: 500;
}

.about-intro p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

.about-intro strong {
  color: var(--color-primary);
}

.about-comparison {
  margin-bottom: var(--space-2xl);
}

.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  font-size: 0.9rem;
}

.comparison-table th,
.comparison-table td {
  padding: 14px var(--space-md);
  text-align: center;
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-table th {
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.85rem;
}

.comparison-table th.highlight-col {
  background: var(--color-accent);
  color: var(--color-white);
}

.comparison-table td {
  color: var(--color-text-light);
}

.comparison-table .highlight-col {
  background: rgba(200, 151, 58, 0.05);
  color: var(--color-primary);
  font-weight: 600;
}

.comparison-table .highlight-col i {
  color: var(--color-green);
  margin-right: 4px;
}

.comparison-table tbody tr:hover {
  background: rgba(200, 151, 58, 0.03);
}

/* Market Background */
.market-bg {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  border-radius: 12px;
  padding: var(--space-xl) var(--space-2xl);
  color: var(--color-white);
}

.market-bg-inner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xl);
}

.market-icon {
  font-size: 3rem;
  color: var(--color-accent);
  flex-shrink: 0;
}

.market-text h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-accent-light);
}

.market-text p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
}

/* --------------------------------------------------------------------------
   10. Reasons Section
   -------------------------------------------------------------------------- */
.reasons {
  background: var(--color-white);
}

.reasons-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.reason-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: var(--space-xl);
  align-items: flex-start;
  padding: var(--space-2xl);
  background: var(--color-bg);
  border-radius: 12px;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition);
}

.reason-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.reason-item--alt {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-color: transparent;
  color: var(--color-white);
}

.reason-item--alt .reason-title,
.reason-item--alt .reason-text {
  color: var(--color-white);
}

.reason-item--alt .reason-text {
  color: rgba(255,255,255,0.85);
}

.reason-item--alt .reason-bullets li {
  color: rgba(255,255,255,0.9);
}

.reason-item--alt .reason-number {
  color: rgba(200, 151, 58, 0.5);
}

.reason-number {
  font-family: 'Georgia', serif;
  font-size: 7rem;
  font-weight: 700;
  color: rgba(200, 151, 58, 0.3);
  line-height: 1;
  letter-spacing: -0.02em;
}

.reason-body {
  flex: 1;
}

.reason-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.reason-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

.reason-bullets {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.reason-bullets li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text);
}

.reason-bullets li i {
  color: var(--color-green);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   11. Cost Section
   -------------------------------------------------------------------------- */
.cost {
  background: var(--color-section-alt);
}

.cost-lead {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.cost-lead p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

.cost-section {
  background: var(--color-white);
  border-radius: 12px;
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.cost-condition {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  background: var(--color-section-alt);
  padding: 8px 16px;
  border-radius: 4px;
  border-left: 3px solid var(--color-accent);
}

/* Revenue Model */
.revenue-model {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.revenue-item {
  text-align: center;
  padding: var(--space-lg) var(--space-xl);
  border-radius: 8px;
  min-width: 180px;
}

.revenue-item--sales {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
}

.revenue-item--cost {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  flex: 1;
  max-width: 300px;
}

.revenue-item--profit {
  background: linear-gradient(135deg, var(--color-green), #2ecc71);
  color: var(--color-white);
}

.revenue-minus,
.revenue-equal {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.revenue-label {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 6px;
  opacity: 0.85;
  letter-spacing: 0.05em;
}

.revenue-amount {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.revenue-item--cost .revenue-label,
.revenue-item--cost .revenue-amount {
  color: var(--color-text);
}

.revenue-amount span {
  font-size: 0.8rem;
  font-weight: 500;
  margin-left: 2px;
}

.revenue-breakdown {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 8px;
}

.revenue-breakdown span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Cost Breakdown Grid */
.cost-breakdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.cost-breakdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border-light);
}

.cost-breakdown-item--total {
  background: var(--color-primary);
  border-color: transparent;
  color: var(--color-white);
}

.cost-breakdown-item--total .cost-name,
.cost-breakdown-item--total .cost-amount {
  color: var(--color-white);
}

.cost-breakdown-item--equity {
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
  border-color: transparent;
}

.cost-breakdown-item--equity .cost-name,
.cost-breakdown-item--equity .cost-amount {
  color: var(--color-white);
}

.cost-icon {
  font-size: 1.4rem;
  color: var(--color-accent);
  flex-shrink: 0;
}

.cost-breakdown-item--total .cost-icon,
.cost-breakdown-item--equity .cost-icon {
  color: rgba(255,255,255,0.7);
}

.cost-name {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.cost-amount {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.cost-amount span {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-left: 2px;
}

/* Monthly Costs */
.monthly-costs {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-radius: 8px;
  overflow: hidden;
}

.monthly-cost-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px var(--space-lg);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
}

.monthly-cost-item:last-child {
  border-bottom: none;
}

.monthly-cost-name {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

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

.cost-note {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  padding: var(--space-md);
  background: var(--color-section-alt);
  border-radius: 4px;
  margin-top: var(--space-md);
}

/* Mid CTA */
.mid-cta {
  text-align: center;
  padding: var(--space-2xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 12px;
  color: var(--color-white);
}

.mid-cta p {
  font-size: 1rem;
  margin-bottom: var(--space-lg);
  color: rgba(255,255,255,0.9);
}

/* --------------------------------------------------------------------------
   12. Target Section
   -------------------------------------------------------------------------- */
.target {
  background: var(--color-white);
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.target-card {
  background: var(--color-bg);
  border-radius: 12px;
  padding: var(--space-xl);
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition);
}

.target-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.target-icon {
  font-size: 5rem;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  background: rgba(26, 58, 92, 0.08);
  width: 144px;
  height: 144px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
}

.target-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.target-card p {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.target-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: rgba(200, 151, 58, 0.08);
  border: 1px solid rgba(200, 151, 58, 0.3);
  border-radius: 8px;
  padding: var(--space-lg);
}

.target-note > i {
  color: var(--color-accent);
  font-size: 1.2rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.target-note p {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* --------------------------------------------------------------------------
   13. Support Section
   -------------------------------------------------------------------------- */
.support {
  background: var(--color-section-alt);
}

.support-lead {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-2xl);
}

.support-lead p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.support-card {
  background: var(--color-white);
  border-radius: 12px;
  padding: var(--space-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition);
}

.support-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

.support-card-icon {
  font-size: 4rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.support-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.support-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.support-footer-note {
  text-align: center;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.support-footer-note strong {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   14. Flow Section
   -------------------------------------------------------------------------- */
.flow {
  background: var(--color-white);
}

.flow-steps {
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.flow-step {
  display: grid;
  grid-template-columns: 110px 72px 1fr;
  gap: var(--space-md);
  align-items: flex-start;
  background: var(--color-bg);
  border-radius: 12px;
  padding: var(--space-xl);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition);
}

.flow-step:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.flow-step-number {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  background: rgba(200, 151, 58, 0.1);
  border: 1px solid rgba(200, 151, 58, 0.3);
  padding: 4px 8px;
  border-radius: 4px;
  text-align: center;
  white-space: nowrap;
}

.flow-step-icon {
  font-size: 3rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.flow-step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.flow-step-content p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.flow-connector {
  text-align: center;
  color: var(--color-accent);
  font-size: 2.4rem;
  padding: 8px;
}

.flow-cta {
  text-align: center;
}

.flow-cta p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

/* --------------------------------------------------------------------------
   15. FAQ Section
   -------------------------------------------------------------------------- */
.faq {
  background: var(--color-section-alt);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: 8px;
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  text-align: left;
  background: none;
  cursor: pointer;
  transition: background var(--transition);
}

.faq-question:hover {
  background: rgba(200, 151, 58, 0.03);
}

.faq-question[aria-expanded="true"] {
  background: rgba(26, 58, 92, 0.03);
  border-bottom: 1px solid var(--color-border-light);
}

.faq-q-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.faq-question > span:nth-child(2) {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

.faq-toggle {
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform var(--transition);
}

.faq-question[aria-expanded="true"] .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: var(--space-lg);
  gap: var(--space-md);
  align-items: flex-start;
}

.faq-answer.open {
  display: flex;
}

.faq-a-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: rgba(200, 151, 58, 0.15);
  color: var(--color-accent-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.9;
  flex: 1;
}

/* --------------------------------------------------------------------------
   16. Company Section
   -------------------------------------------------------------------------- */
.company {
  background: var(--color-white);
}

.company-trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border-light);
}

.trust-icon {
  font-size: 3.6rem;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.trust-content h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.trust-content p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.company-roles {
  max-width: 700px;
  margin: 0 auto var(--space-lg);
  background: var(--color-white);
  border: 2px solid var(--color-accent);
  border-radius: 10px;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.company-role-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
  line-height: 1.6;
}

.company-role-arrow {
  color: var(--color-accent);
  font-size: 1.1rem;
  font-weight: 900;
  flex-shrink: 0;
}

.company-role-label {
  color: var(--color-text-light);
  font-weight: 600;
  flex-shrink: 0;
}

.company-role-name {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1rem;
}

.company-role-link {
  text-decoration: none;
  border-bottom: 1px solid var(--color-accent);
  transition: color var(--transition), border-color var(--transition);
}

.company-role-link:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent-dark);
}

.company-role-link .fa-arrow-up-right-from-square {
  font-size: 0.75rem;
  margin-left: 4px;
  opacity: 0.7;
}

.company-info-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  max-width: 960px;
  margin: 0 auto;
}

.company-block {
  background: var(--color-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
}

.company-block-header {
  background: var(--color-primary);
  padding: 12px var(--space-lg);
}

.company-block-role {
  color: var(--color-accent-light);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* YouTube Section */
.youtube-section {
  background: var(--color-bg-dark);
  padding: var(--space-2xl) 0;
}

.youtube-text {
  max-width: 800px;
  margin: 0 auto var(--space-lg);
  text-align: center;
}

.youtube-label {
  font-size: 0.85rem;
  color: var(--color-accent-light);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.youtube-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.7;
  font-family: var(--font-serif);
}

.youtube-wrap {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.youtube-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Point Banner */
.point-banner {
  background: linear-gradient(135deg, #fff8e6 0%, #fff3cc 100%);
  border-top: 3px solid var(--color-accent);
  border-bottom: 3px solid var(--color-accent);
  padding: var(--space-2xl) 0;
}

.point-banner-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.point-banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  padding: 5px 18px;
  border-radius: 20px;
}

.point-banner-headline {
  font-size: 1.25rem;
  color: var(--color-primary);
  line-height: 1.5;
}

.point-banner-headline strong {
  font-weight: 900;
  font-family: var(--font-serif);
}

.point-banner-body {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.9;
  max-width: 640px;
}

.point-banner-btn {
  margin-top: var(--space-sm);
  padding: 14px 40px;
  font-size: 1rem;
}

.company-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.company-table th,
.company-table td {
  padding: 14px var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
  text-align: left;
}

.company-table th {
  background: rgba(26, 58, 92, 0.05);
  color: var(--color-primary);
  font-weight: 700;
  width: 35%;
  font-size: 0.85rem;
}

.company-table td {
  color: var(--color-text-light);
}

.company-table td a {
  color: var(--color-primary-light);
  font-weight: 600;
}

.company-table td a:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   17. Contact Section
   -------------------------------------------------------------------------- */
.contact {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8973a' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.contact .container {
  position: relative;
  z-index: 1;
}

.contact-lead {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.contact-lead p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.contact-form-box {
  background: var(--color-white);
  border-radius: 12px;
  padding: var(--space-xl);
}

.contact-form-box h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--color-accent);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.required {
  display: inline-block;
  background: var(--color-red);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 4px;
  vertical-align: middle;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 92, 0.1);
  background: var(--color-white);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--color-red);
}

.form-check .checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  padding: 0;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-note {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.form-note i {
  color: var(--color-green);
}

/* Form Success */
.form-success {
  text-align: center;
  padding: var(--space-2xl);
}

.success-icon {
  font-size: 4rem;
  color: var(--color-green);
  margin-bottom: var(--space-lg);
}

.form-success h3 {
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.form-success p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* Contact Form Description */
.contact-form-desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

/* Contact Button Group */
.contact-btn-group {
  margin-bottom: var(--space-xl);
}

.contact-main-btn {
  font-size: 1.05rem;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: relative;
}

.contact-ext-icon {
  font-size: 0.85rem;
  margin-left: auto;
  opacity: 0.75;
}

/* Contact Form Items List */
.contact-form-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--space-lg);
}

.contact-form-items li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.contact-form-items li i {
  color: var(--color-green);
  flex-shrink: 0;
}

/* Contact Tel Box */
.contact-tel-box {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(200, 151, 58, 0.3);
  border-radius: 12px;
  padding: var(--space-xl);
  text-align: center;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.tel-icon {
  font-size: 2.5rem;
  color: var(--color-accent);
}

.contact-tel-box h3 {
  font-size: 1rem;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
}

.tel-number {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--color-accent-light);
  letter-spacing: 0.05em;
  display: block;
}

.tel-number:hover {
  color: var(--color-white);
}

.tel-hours {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

.tel-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  padding: var(--space-md);
  border-radius: 6px;
  text-align: left;
}

.tel-note i {
  color: var(--color-accent);
  font-size: 0.9rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.tel-note p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
}

/* Contact Notes */
.contact-notes {
  display: flex;
  justify-content: center;
}

.contact-notes ul {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
  justify-content: center;
}

.contact-notes li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
}

.contact-notes li i {
  color: var(--color-green);
}

/* --------------------------------------------------------------------------
   18. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.6);
  padding: var(--space-2xl) 0 var(--space-xl);
  border-top: 1px solid rgba(200, 151, 58, 0.2);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  text-align: center;
}

.footer-company {
  margin-bottom: var(--space-lg);
}

.footer-company-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  margin-bottom: 4px;
}

.footer-address {
  font-size: 0.8rem;
}

.footer-nav {
  margin-bottom: var(--space-lg);
}

.footer-nav ul {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-accent-light);
}

.footer-copy {
  font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   19. Floating CTA & Back to Top
   -------------------------------------------------------------------------- */
.floating-cta {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
  pointer-events: none;
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-cta-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--color-red);
  color: var(--color-white);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
  white-space: nowrap;
}

.floating-cta-btn:hover {
  background: var(--color-red-hover);
  color: var(--color-white);
  transform: scale(1.04);
}

.floating-cta-btn--tel {
  background: var(--color-primary);
}

.floating-cta-btn--tel:hover {
  background: var(--color-primary-dark);
}

.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 46px;
  height: 46px;
  background: rgba(26, 58, 92, 0.8);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  z-index: 900;
  opacity: 0;
  transition: all var(--transition);
  pointer-events: none;
  box-shadow: var(--shadow-md);
}

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

.back-to-top:hover {
  background: var(--color-primary);
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   20. Scroll Animation
   -------------------------------------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   21. Responsive - Tablet (max-width: 1024px)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .header-nav {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }

  .hero-inner {
    grid-template-columns: 1fr 220px;
    gap: var(--space-lg);
  }

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

  .cost-breakdown-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .company-info-box {
    grid-template-columns: 1fr 1fr;
  }
}

/* --------------------------------------------------------------------------
   22. Responsive - Mobile (max-width: 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  section {
    padding: var(--space-2xl) 0;
  }

  .hero {
    padding: calc(var(--header-height) + 20px) 0 40px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero-image-col {
    order: -1;
    max-width: 280px;
    margin: 0 auto;
  }

  .hero::after {
    display: none;
  }

  .hero-stats {
    gap: var(--space-md);
  }

  .hero-stat-item {
    padding: var(--space-md);
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .cta-btn {
    width: 100%;
    justify-content: center;
  }

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

  .about-gallery {
    grid-template-columns: 1fr;
  }

  .about-comparison {
    overflow-x: auto;
  }

  .market-bg-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

  .reason-item {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .reason-number {
    font-size: 2rem;
  }

  .revenue-model {
    flex-direction: column;
    align-items: stretch;
  }

  .revenue-minus,
  .revenue-equal {
    text-align: center;
    font-size: 1.5rem;
    transform: rotate(90deg);
  }

  .revenue-item--cost {
    max-width: 100%;
  }

  .cost-breakdown-grid {
    grid-template-columns: 1fr;
  }

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

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

  .flow-step {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "num num"
      "icon content";
  }

  .flow-step-number {
    grid-area: num;
  }

  .flow-step-icon {
    grid-area: icon;
    justify-content: flex-start;
  }

  .flow-step-content {
    grid-area: content;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .company-info-box {
    grid-template-columns: 1fr;
  }

  .point-banner-headline {
    font-size: 1.05rem;
  }

  .floating-cta {
    bottom: 16px;
    right: 16px;
  }

  .floating-cta-btn span {
    display: none;
  }

  .floating-cta-btn {
    width: 52px;
    height: 52px;
    justify-content: center;
    padding: 0;
    border-radius: 50%;
  }

  .contact-notes ul {
    gap: var(--space-md);
  }
}

/* --------------------------------------------------------------------------
   23. Responsive - Small Mobile (max-width: 480px)
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-headline {
    font-size: 1.45rem;
  }

  .hero-image-col {
    max-width: 200px;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .header-logo .logo-text {
    font-size: 0.75rem;
  }

  .header-service {
    display: none;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .problems-solution {
    padding: var(--space-xl) var(--space-md);
  }

  .cost-section {
    padding: var(--space-lg);
  }

  .revenue-amount {
    font-size: 1.3rem;
  }

  .footer-nav ul {
    gap: var(--space-md);
  }
}