/* =============================================
   common gate 不動産 LP
   Design: Dark-green + mint teal palette,
           alternating white/dark sections with wave dividers,
           premium SaaS aesthetic
   ============================================= */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary: #2FB7AE;
  --color-primary-dark: #0B3B36;
  --color-primary-deeper: #082E2A;
  --color-primary-light: #d4f5f2;
  --color-primary-50: #eefbfa;
  --color-accent: #2FB7AE;
  --color-accent-light: #6DE0D1;
  --color-dark-bg: #0D3D37;
  --color-dark-bg-alt: #0A332E;
  --color-text: #1a1a1a;
  --color-text-secondary: #555555;
  --color-text-muted: #888888;
  --color-bg: #ffffff;
  --color-bg-light: #f7fafa;
  --color-bg-section: #f2f6f6;
  --color-border: #e2e8e8;
  --color-border-light: #edf2f2;
  --font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1080px;
  --header-height: 68px;
  --banner-height: 40px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 100px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.07);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + var(--banner-height)); }
body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.85;
  font-size: 15.5px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.banner-closed { --banner-height: 0px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { opacity: 0.85; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.sp-only { display: none; }
.pc-only { display: inline; }

/* ---------- CAMPAIGN BANNER ---------- */
.campaign-banner {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--banner-height);
  background: linear-gradient(90deg, #0B3B36, #0D4D45, #0F5F55);
  color: #fff; z-index: 1100;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; transition: transform 0.3s ease;
}
.campaign-banner.hidden { transform: translateY(-100%); }
body.banner-closed .campaign-banner { display: none; }
.campaign-text { display: flex; align-items: center; gap: 8px; }
.campaign-text strong { font-weight: 700; }
.campaign-text a {
  color: var(--color-accent-light); font-weight: 600; text-decoration: underline;
  text-underline-offset: 3px; margin-left: 8px;
}
.campaign-text a:hover { opacity: 0.9; }
.campaign-close {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(255,255,255,0.6); cursor: pointer;
  font-size: 14px; padding: 4px;
}
.campaign-close:hover { color: #fff; }

/* ---------- HEADER ---------- */
.header {
  position: fixed; top: var(--banner-height); left: 0; right: 0;
  height: var(--header-height);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(16px);
  z-index: 1000;
  transition: box-shadow var(--transition), top var(--transition);
}
body.banner-closed .header { top: 0; }
.header.scrolled { box-shadow: 0 1px 8px rgba(0,0,0,0.06); }
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto; padding: 0 24px;
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-img {
  width: 34px; height: 34px;
  object-fit: contain;
  border-radius: 4px;
  flex-shrink: 0;
}
.logo-text { font-size: 14.5px; font-weight: 600; color: var(--color-text); }
.logo-accent { color: var(--color-primary); }

/* Beta badge */
.beta-badge {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 2px 8px; font-size: 10px; font-weight: 700;
  letter-spacing: 0.06em; line-height: 1;
  color: var(--color-primary-dark); background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-pill);
  flex-shrink: 0; white-space: nowrap;
}
.beta-badge-dark {
  color: var(--color-accent-light); background: rgba(47,183,174,0.15);
  border-color: rgba(47,183,174,0.3);
}

.header-nav { display: flex; gap: 28px; }
.header-nav a {
  font-size: 13px; color: var(--color-text-secondary); font-weight: 500;
  text-decoration: none; transition: var(--transition);
}
.header-nav a:hover { color: var(--color-primary); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.hamburger {
  display: none; background: none; border: none; cursor: pointer;
  width: 32px; height: 32px;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.hamburger span {
  width: 20px; height: 2px; background: var(--color-text);
  transition: var(--transition); display: block;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-family); font-weight: 600;
  border-radius: var(--radius-pill); cursor: pointer;
  transition: all var(--transition); text-decoration: none; border: 2px solid transparent;
  white-space: nowrap;
}
.btn-sm { padding: 9px 22px; font-size: 13px; }
.btn-md { padding: 12px 30px; font-size: 14px; }
.btn-lg { padding: 16px 40px; font-size: 15px; }
.btn-primary {
  background: var(--color-primary-dark); color: #fff; border-color: var(--color-primary-dark);
}
.btn-primary:hover { background: var(--color-primary-deeper); border-color: var(--color-primary-deeper); opacity: 1; }
.btn-outline {
  background: transparent; color: var(--color-primary-dark); border-color: var(--color-primary-dark);
}
.btn-outline:hover { background: var(--color-primary-dark); color: #fff; opacity: 1; }
.btn-white {
  background: #fff; color: var(--color-primary-dark); border-color: #fff;
}
.btn-white:hover { background: var(--color-primary-light); border-color: var(--color-primary-light); opacity: 1; }
.btn-outline-white {
  background: transparent; color: #fff; border-color: rgba(255,255,255,0.5);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: #fff; opacity: 1; }
/* Mint CTA for dark sections */
.btn-mint {
  background: var(--color-primary); color: #fff; border-color: var(--color-primary);
}
.btn-mint:hover { background: var(--color-accent-light); border-color: var(--color-accent-light); opacity: 1; }

/* ---------- MICRO COPY ---------- */
.micro-copy {
  margin-top: 16px; font-size: 13px; color: var(--color-text-muted);
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
.micro-copy i { color: var(--color-primary); }

/* ---------- BADGE ---------- */
.badge {
  display: inline-block; padding: 5px 16px;
  background: var(--color-primary-light); color: var(--color-primary-dark);
  font-size: 12px; font-weight: 600;
  border-radius: var(--radius-pill); letter-spacing: 0.02em;
}

/* ---------- SECTION COMMON ---------- */
.section { padding: 110px 0; position: relative; }
.section-light { background: var(--color-bg-light); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block; font-size: 12.5px; font-weight: 600;
  color: var(--color-primary); letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.section-title {
  font-size: 30px; font-weight: 700; line-height: 1.55;
  color: var(--color-text);
}
.section-description {
  margin-top: 20px; font-size: 15px; color: var(--color-text-secondary);
  line-height: 1.95; max-width: 640px; margin-left: auto; margin-right: auto;
}

/* Dark section (forest green bg, white text) */
.section-dark {
  background: var(--color-dark-bg);
  color: #fff;
}
.section-dark .section-label { color: var(--color-accent-light); }
.section-dark .section-title { color: #fff; }
.section-dark .section-description { color: rgba(255,255,255,0.82); }

/* Wave dividers between sections */
.wave-divider {
  position: relative; width: 100%; overflow: hidden;
  line-height: 0; margin: 0; padding: 0;
}
.wave-divider svg { display: block; width: 100%; height: 60px; }
/* white-to-dark: white bg, dark fill */
.wave-divider.w2d { background: #fff; }
/* dark-to-white: dark bg, white fill */
.wave-divider.d2w { background: var(--color-dark-bg); }
/* accent-to-white */
.wave-divider.a2w { background: transparent; }

/* ---------- HERO (2-column) ---------- */
.hero {
  padding-top: calc(var(--header-height) + var(--banner-height) + 60px);
  padding-bottom: 48px;
  background: #fff;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.hero-content { text-align: left; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; justify-content: flex-start; }
.hero-title {
  font-size: 36px; font-weight: 700; line-height: 1.55;
  letter-spacing: -0.01em; color: var(--color-primary-dark);
}
.hero-subtitle {
  font-size: 16px; color: var(--color-primary); font-weight: 600;
  margin-top: 16px;
}
.hero-description {
  font-size: 15px; color: var(--color-text-secondary); margin-top: 20px; line-height: 1.95;
  max-width: 520px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; justify-content: flex-start; }
.hero .micro-copy { justify-content: flex-start; }

/* Hero beta notice */
.hero-beta-notice {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 16px; padding: 10px 16px;
  background: var(--color-primary-50); border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-sm); font-size: 13px; color: var(--color-text-secondary);
  line-height: 1.6;
}
.hero-beta-notice i {
  color: var(--color-primary); font-size: 14px; flex-shrink: 0;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex; justify-content: center; align-items: center;
}

/* Decorative floating dots */
.hero-deco-dot {
  position: absolute; border-radius: 50%; z-index: 1; pointer-events: none;
}
.hero-deco-dot.dot-1 { width: 14px; height: 14px; background: var(--color-primary); top: 6%; left: -2%; animation: heroDotFloat 4s ease-in-out infinite; }
.hero-deco-dot.dot-2 { width: 10px; height: 10px; background: var(--color-accent-light); top: 20%; right: 0; animation: heroDotFloat 3.5s ease-in-out 0.5s infinite; }
.hero-deco-dot.dot-3 { width: 16px; height: 16px; background: var(--color-primary-dark); bottom: 18%; right: 4%; opacity: 0.3; animation: heroDotFloat 5s ease-in-out 1s infinite; }
.hero-deco-dot.dot-4 { width: 8px; height: 8px; background: var(--color-primary-light); top: 48%; left: -4%; opacity: 0.7; animation: heroDotFloat 3s ease-in-out 0.8s infinite; }
.hero-deco-dot.dot-5 { width: 12px; height: 12px; background: var(--color-primary); bottom: 6%; left: 8%; opacity: 0.5; animation: heroDotFloat 4.5s ease-in-out 1.5s infinite; }

@keyframes heroDotFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-deco-swoosh {
  position: absolute; width: 130%; height: 90%; top: 5%; left: -15%;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(47,183,174,0.08) 0%, transparent 70%);
  z-index: 0; pointer-events: none;
}

/* Laptop frame */
.hero-laptop {
  position: relative; z-index: 2;
  width: 100%; max-width: 520px; margin: 0 auto;
}
.hero-laptop-screen {
  background: var(--color-primary-dark);
  border-radius: 12px 12px 0 0;
  padding: 8px 8px 0;
  box-shadow: var(--shadow-xl);
}
.hero-laptop-base {
  height: 14px;
  background: linear-gradient(180deg, #c8c8c8 0%, #b0b0b0 100%);
  border-radius: 0 0 6px 6px;
  position: relative; margin: 0 -6%;
}
.hero-laptop-notch {
  width: 28%; height: 5px; background: #a0a0a0;
  border-radius: 0 0 4px 4px;
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
}

/* Screenshot inside laptop */
.hero-screenshot-wrap {
  width: 100%; border-radius: 6px 6px 0 0;
  overflow: hidden; background: #fff; position: relative;
}
.hero-screenshot-bar {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 10px;
  background: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
}
.hero-screenshot-bar .dot { width: 7px; height: 7px; border-radius: 50%; }
.hero-screenshot-bar .dot:nth-child(1) { background: #f87171; }
.hero-screenshot-bar .dot:nth-child(2) { background: #fbbf24; }
.hero-screenshot-bar .dot:nth-child(3) { background: #34d399; }
.hero-screenshot-bar .bar-title {
  margin-left: 6px; font-size: 8px; color: var(--color-text-muted); font-weight: 500;
}

.hero-screenshot-body { display: flex; background: #fafbfc; }
.hero-ss-sidebar {
  width: 120px; padding: 8px 0; background: #fff;
  border-right: 1px solid var(--color-border-light); flex-shrink: 0;
}
.hero-ss-nav {
  padding: 4px 8px; font-size: 8.5px; color: var(--color-text-muted);
  display: flex; align-items: center; gap: 6px; cursor: default;
  margin-bottom: 1px; border-radius: 4px; margin-left: 4px; margin-right: 4px;
  white-space: nowrap; overflow: hidden;
}
.hero-ss-nav i { width: 12px; text-align: center; font-size: 8px; flex-shrink: 0; }
.hero-ss-nav.active {
  color: var(--color-primary-dark); background: var(--color-primary-light); font-weight: 600;
}
.hero-ss-main { flex: 1; padding: 10px 12px; min-width: 0; }
.hero-ss-topbar {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px;
}
.hero-ss-topbar h3 { font-size: 10px; font-weight: 700; color: var(--color-text); white-space: nowrap; }
.hero-ss-topbar-add {
  padding: 3px 8px; font-size: 8px; border-radius: var(--radius-pill);
  background: var(--color-primary-dark); color: #fff; font-weight: 600;
  white-space: nowrap; flex-shrink: 0;
}

.hero-ss-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 10px; }
.hero-ss-stat {
  background: #fff; border-radius: 6px;
  padding: 6px 8px; border: 1px solid var(--color-border-light);
  text-align: center; min-width: 0;
}
.hero-ss-stat-num { font-size: 16px; font-weight: 700; color: var(--color-primary-dark); line-height: 1.2; }
.hero-ss-stat-num small { font-size: 9px; font-weight: 500; }
.hero-ss-stat-label { font-size: 7.5px; color: var(--color-text-muted); margin-top: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.hero-ss-table {
  background: #fff; border-radius: 6px;
  border: 1px solid var(--color-border-light); overflow: hidden;
}
.hero-ss-table-head {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  padding: 5px 8px; background: var(--color-bg-light);
  font-size: 7.5px; font-weight: 600; color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border-light); gap: 4px;
}
.hero-ss-table-row {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  padding: 5px 8px; font-size: 8px; color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light);
  align-items: center; gap: 4px;
}
.hero-ss-table-row span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.hero-ss-table-row:last-child { border-bottom: none; }
.hero-ss-badge {
  display: inline-block; padding: 1px 6px; border-radius: var(--radius-pill);
  font-size: 7px; font-weight: 600; white-space: nowrap;
}
.hero-ss-badge.green { background: #dcfce7; color: #16a34a; }
.hero-ss-badge.yellow { background: #fef9c3; color: #ca8a04; }
.hero-ss-badge.blue { background: var(--color-primary-light); color: var(--color-primary-dark); }

/* ---------- CAPABILITY OVERVIEW ---------- */
.capabilities {
  background: #fff;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cap-card {
  padding: 36px 32px;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  text-align: left;
}
.cap-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}
.cap-icon {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary-dark), #0F5F55);
  color: var(--color-accent-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 20px;
}
.cap-card h3 {
  font-size: 17px; font-weight: 700; margin-bottom: 10px;
  color: var(--color-primary-dark);
}
.cap-card p {
  font-size: 14px; color: var(--color-text-secondary); line-height: 1.85;
}

/* ---------- ONBOARDING FLOW (Timeline) ---------- */
.onboarding {
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border-light);
}
.onb-timeline {
  position: relative; max-width: 640px; margin: 0 auto; padding-left: 48px;
}
.onb-timeline-line {
  position: absolute; left: 22px; top: 28px; bottom: 28px; width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
}
.onb-tl-step {
  position: relative; display: flex; align-items: flex-start; gap: 24px;
  padding-bottom: 40px;
}
.onb-tl-step:last-child { padding-bottom: 0; }
.onb-tl-marker {
  position: absolute; left: -48px; top: 0;
  display: flex; align-items: center; justify-content: center;
}
.onb-tl-num {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary-dark); color: #fff;
  font-size: 16px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 5px var(--color-bg-light);
  position: relative; z-index: 2;
}
.onb-tl-content {
  background: #fff; border-radius: var(--radius-md);
  padding: 28px 32px; border: 1px solid var(--color-border);
  flex: 1; transition: var(--transition);
}
.onb-tl-content:hover {
  box-shadow: var(--shadow-md); border-color: var(--color-primary);
}
.onb-tl-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--color-primary-light); color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px;
}
.onb-tl-content h3 {
  font-size: 17px; font-weight: 700; margin-bottom: 8px;
  color: var(--color-primary-dark);
}
.onb-tl-content p {
  font-size: 14px; color: var(--color-text-secondary); line-height: 1.85;
  margin-bottom: 10px;
}
.onb-tl-duration {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; color: var(--color-primary);
  padding: 4px 12px; background: var(--color-primary-50);
  border-radius: var(--radius-pill);
}

/* ---------- LOGO BAR (Social Proof - Stats) ---------- */
.logo-bar {
  padding: 48px 0; background: #fff;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}
.logo-bar-label {
  text-align: center; font-size: 12.5px; font-weight: 600;
  color: var(--color-text-muted); letter-spacing: 0.05em; margin-bottom: 28px;
}
.logo-bar-stats {
  display: flex; justify-content: center; align-items: center;
  gap: 48px; flex-wrap: wrap;
}
.logo-bar-stat { text-align: center; }
.logo-bar-stat-num {
  font-size: 42px; font-weight: 800; color: var(--color-primary-dark);
  line-height: 1.1; letter-spacing: -0.02em;
}
.logo-bar-stat-num small {
  font-size: 18px; font-weight: 600;
}
.logo-bar-stat-label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--color-text-muted); margin-top: 6px;
}
.logo-bar-stat-divider {
  width: 1px; height: 48px; background: var(--color-border);
}

/* ---------- PROBLEM CARDS ---------- */
.problem-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.problem-card {
  padding: 32px; background: #fff; border-radius: var(--radius-md);
  border: 1px solid var(--color-border); transition: var(--transition);
}
.section-dark .problem-card {
  background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.1);
}
.problem-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.problem-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: #fef2f2; color: #ef4444;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 16px;
}
.section-dark .problem-icon { background: rgba(239,68,68,0.15); }
.problem-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.problem-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.85; }
.section-dark .problem-card p { color: rgba(255,255,255,0.78); }

/* ---------- CORE MESSAGE ---------- */
.section-accent {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0F5F55 50%, var(--color-primary) 100%);
  color: #fff;
}
.core-message { max-width: 700px; margin: 0 auto; text-align: center; }
.core-label {
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.1em;
  opacity: 0.7; margin-bottom: 16px;
}
.core-title { font-size: 34px; font-weight: 700; line-height: 1.55; margin-bottom: 40px; }
.core-body { text-align: left; font-size: 15px; line-height: 2; opacity: 0.92; }
.core-body p { margin-bottom: 24px; }
.core-highlight {
  font-size: 16px; font-weight: 700; opacity: 1;
  padding: 20px 24px; background: rgba(255,255,255,0.10);
  border-radius: var(--radius-sm); border-left: 4px solid var(--color-accent-light);
}

/* ---------- MID CTA ---------- */
.mid-cta {
  padding: 52px 0;
  background: linear-gradient(135deg, rgba(47,183,174,0.08), rgba(47,183,174,0.04));
  border-top: 1px solid var(--color-primary-light);
  border-bottom: 1px solid var(--color-primary-light);
}
.mid-cta-alt {
  background: var(--color-primary);
  border-color: transparent;
}
.mid-cta-alt .mid-cta-text { color: #fff; }
.mid-cta-inner { text-align: center; }
.mid-cta-text {
  font-size: 16px; font-weight: 600; color: var(--color-text);
  margin-bottom: 20px;
}
.mid-cta-buttons { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ---------- FEATURE CARDS ---------- */
.feature-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.feature-card {
  padding: 36px; background: #fff; border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  position: relative; overflow: hidden; transition: var(--transition);
}
.section-dark .feature-card {
  background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.10);
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-number {
  position: absolute; top: 16px; right: 20px;
  font-size: 48px; font-weight: 800; color: var(--color-primary-light); line-height: 1;
}
.section-dark .feature-number { color: rgba(255,255,255,0.06); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--color-primary-light); color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 20px;
}
.section-dark .feature-icon { background: rgba(47,183,174,0.15); color: var(--color-accent-light); }
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.feature-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.85; }
.section-dark .feature-card p { color: rgba(255,255,255,0.78); }

/* ---------- FLOW STEPS ---------- */
.flow-steps { display: flex; align-items: flex-start; justify-content: center; gap: 0; flex-wrap: wrap; }
.flow-step { flex: 0 1 180px; text-align: center; padding: 0 8px; }
.step-number {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--color-primary-dark); color: #fff;
  font-size: 16px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px;
}
.step-icon { font-size: 28px; color: var(--color-primary); margin-bottom: 12px; }
.flow-step h3 { font-size: 14px; font-weight: 700; margin-bottom: 8px; }
.flow-step p { font-size: 12.5px; color: var(--color-text-secondary); line-height: 1.75; }
.flow-connector {
  display: flex; align-items: center; justify-content: center;
  padding-top: 24px; color: var(--color-primary); font-size: 14px; opacity: 0.4;
  flex-shrink: 0;
}

/* ---------- REASON CARDS ---------- */
.reason-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.reason-card {
  padding: 36px; background: #fff; border-radius: var(--radius-md);
  border: 1px solid var(--color-border); transition: var(--transition);
}
.section-dark .reason-card {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.10);
}
.reason-card:hover { box-shadow: var(--shadow-md); }
.reason-number {
  font-size: 42px; font-weight: 800; color: var(--color-primary-light);
  line-height: 1; margin-bottom: 12px;
}
.section-dark .reason-number { color: rgba(47,183,174,0.25); }
.reason-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.reason-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.85; }
.section-dark .reason-card p { color: rgba(255,255,255,0.78); }

/* ---------- TESTIMONIALS ---------- */
.testimonials { margin-top: 80px; }
.testimonials-title {
  text-align: center; font-size: 20px; font-weight: 700;
  margin-bottom: 32px;
}
.testimonial-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.testimonial-card {
  padding: 32px; background: rgba(255,255,255,0.06); border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.10);
}
.testimonial-quote { margin-bottom: 20px; }
.testimonial-quote i { color: var(--color-accent-light); font-size: 20px; margin-bottom: 12px; display: block; opacity: 0.5; }
.testimonial-quote p { font-size: 14px; color: rgba(255,255,255,0.82); line-height: 1.95; }
.testimonial-quote strong { color: var(--color-accent-light); font-weight: 700; }
.testimonial-author {
  display: flex; align-items: center; gap: 12px;
  padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.1);
}
.testimonial-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(47,183,174,0.15); color: var(--color-accent-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; flex-shrink: 0;
}
.testimonial-name { font-size: 13px; font-weight: 700; color: #fff; }
.testimonial-company { font-size: 12px; color: rgba(255,255,255,0.5); }

/* ---------- COST IMPACT ---------- */
.cost-impact { text-align: center; margin-bottom: 48px; }
.cost-impact-card {
  display: inline-block; padding: 32px 56px;
  background: #fff; border-radius: var(--radius-lg);
  border: 2px solid var(--color-primary-light);
  box-shadow: var(--shadow-md);
}
.cost-impact-label {
  font-size: 13px; color: var(--color-text-muted); font-weight: 600; margin-bottom: 8px;
}
.cost-impact-number {
  font-size: 20px; font-weight: 700; color: var(--color-text);
}
.cost-impact-number span {
  font-size: 48px; font-weight: 800; color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}
.cost-impact-sub {
  font-size: 14px; color: var(--color-text-secondary); margin-top: 4px;
}

/* ---------- CHARTS ---------- */
.chart-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.chart-card {
  padding: 32px; background: #fff; border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.chart-card-main { }
.chart-card-sub { opacity: 0.92; }
.chart-title {
  font-size: 15px; font-weight: 700; margin-bottom: 4px;
  display: flex; align-items: center; gap: 8px;
}
.chart-title i { color: var(--color-primary); font-size: 14px; }
.chart-subtitle { font-size: 12.5px; color: var(--color-text-muted); margin-bottom: 20px; }
.chart-container { position: relative; height: 260px; margin-bottom: 16px; }
.chart-container-main { height: 280px; }
.chart-insight {
  font-size: 13px; color: var(--color-text-secondary); line-height: 1.7;
  padding: 12px 16px; background: var(--color-primary-50); border-radius: var(--radius-sm);
}
.chart-insight strong { color: var(--color-primary-dark); }
.chart-note {
  margin-top: 32px; padding: 20px 24px;
  background: #fff; border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-border);
}
.chart-note p { font-size: 12px; color: var(--color-text-muted); line-height: 1.85; }

/* ---------- PRICING ---------- */
.pricing-card {
  max-width: 800px; margin: 0 auto;
  padding: 48px; background: #fff;
  border-radius: var(--radius-lg); border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.pricing-campaign {
  text-align: center; padding: 12px 24px;
  background: linear-gradient(90deg, var(--color-primary-dark), #0F5F55);
  color: #fff; font-size: 14px; font-weight: 600;
  margin: -48px -48px 32px;
}
.pricing-campaign i { margin-right: 6px; }
.pricing-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
  margin-bottom: 28px;
}
.pricing-item {
  padding: 24px; background: var(--color-bg-light); border-radius: var(--radius-md);
  text-align: center;
}
.pricing-item.featured {
  background: var(--color-primary-dark); color: #fff; box-shadow: var(--shadow-md);
}
.pricing-label { font-size: 13px; font-weight: 600; margin-bottom: 8px; color: var(--color-text-muted); }
.pricing-item.featured .pricing-label { color: rgba(255,255,255,0.7); }
.pricing-value { display: flex; align-items: baseline; justify-content: center; gap: 2px; }
.pricing-number { font-size: 42px; font-weight: 800; line-height: 1; }
.pricing-unit { font-size: 14px; font-weight: 600; }
.pricing-value-text { font-size: 15px; line-height: 1.7; }
.pricing-number-inline { font-size: 28px; font-weight: 800; }
.pricing-note { text-align: center; font-size: 13px; color: var(--color-text-muted); margin-bottom: 28px; }
.pricing-cta { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 24px 0; background: none; border: none; cursor: pointer;
  font-family: var(--font-family); font-size: 15px; font-weight: 600;
  color: var(--color-text); text-align: left; gap: 16px;
}
.faq-question:hover { color: var(--color-primary); }
.faq-icon { font-size: 12px; color: var(--color-text-muted); transition: var(--transition); flex-shrink: 0; }
.faq-item.open .faq-icon { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease; }
.faq-item.open .faq-answer { max-height: 400px; padding-bottom: 24px; }
.faq-answer p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.95; }

/* ---------- FINAL CTA + FORM ---------- */
.section-cta {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0F5F55 50%, var(--color-primary) 100%);
  color: #fff; text-align: center; padding: 110px 0;
  position: relative;
}
.cta-content { max-width: 640px; margin: 0 auto; }
.cta-title { font-size: 28px; font-weight: 700; line-height: 1.6; margin-bottom: 24px; }
.cta-description { font-size: 15px; opacity: 0.75; line-height: 1.95; margin-bottom: 16px; }
.cta-lead {
  font-size: 16px; font-weight: 600; opacity: 0.95;
  margin-top: 24px; margin-bottom: 40px; line-height: 1.85;
}
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* CTA Form */
.cta-form-wrap {
  background: rgba(255,255,255,0.08); border-radius: var(--radius-lg);
  padding: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.12);
}
.cta-form-tabs {
  display: flex; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.cta-form-tab {
  flex: 1; padding: 16px; background: none; border: none;
  color: rgba(255,255,255,0.5); font-family: var(--font-family);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: var(--transition); position: relative;
}
.cta-form-tab.active { color: #fff; }
.cta-form-tab.active::after {
  content: ''; position: absolute; bottom: -1px; left: 0; right: 0;
  height: 2px; background: var(--color-accent-light);
}
.cta-form-tab:hover { color: rgba(255,255,255,0.8); }
.cta-form { padding: 28px 32px 24px; }
.cta-form-fields { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.cta-form-group { text-align: left; }
.cta-form-group label {
  display: block; font-size: 12px; font-weight: 600;
  color: rgba(255,255,255,0.6); margin-bottom: 6px;
}
.cta-form-group input {
  width: 100%; padding: 12px 16px;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm); color: #fff; font-family: var(--font-family);
  font-size: 14px; transition: var(--transition);
}
.cta-form-group input::placeholder { color: rgba(255,255,255,0.3); }
.cta-form-group input:focus {
  outline: none; border-color: var(--color-accent-light);
  background: rgba(255,255,255,0.12);
}
.cta-form-submit { width: 100%; }
.cta-form-note {
  margin-top: 12px; font-size: 11px; color: rgba(255,255,255,0.4);
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
.cta-form .success-msg { padding: 24px; text-align: center; }
.cta-form .success-msg i { font-size: 40px; color: var(--color-accent-light); margin-bottom: 12px; }
.cta-form .success-msg p { font-size: 15px; color: rgba(255,255,255,0.9); line-height: 1.8; }

/* ---------- FOOTER ---------- */
.footer {
  padding: 32px 0; background: var(--color-primary-deeper);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer .logo-img { border-radius: 4px; }
.footer .logo-text { color: rgba(255,255,255,0.6); font-size: 13px; }
.footer .logo-accent { color: var(--color-accent-light); }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.35); }

/* ---------- FLOATING CTA ---------- */
.floating-cta {
  position: fixed; bottom: -80px; left: 0; right: 0;
  padding: 12px 16px; background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 -2px 16px rgba(0,0,0,0.1);
  z-index: 900; text-align: center;
  transition: bottom 0.3s ease;
  display: none;
}
.floating-cta.visible { bottom: 0; }
.floating-cta-btn { width: 100%; max-width: 360px; }

/* ---------- SCROLL ANIMATIONS ---------- */
.animate-on-scroll {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* ---------- MOBILE MENU (SP) ---------- */
.sp-menu-overlay {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.45); z-index: 9000;
}
.sp-menu-overlay.open { display: block; }
.sp-menu {
  display: none; position: fixed; top: 0; right: 0; bottom: 0;
  width: 300px; max-width: 85vw; background: #ffffff; z-index: 9001;
  flex-direction: column; box-shadow: -4px 0 20px rgba(0,0,0,0.12);
  overflow-y: auto; -webkit-overflow-scrolling: touch;
}
.sp-menu.open { display: flex; }
.sp-menu-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--color-border);
  background: #ffffff; flex-shrink: 0;
}
.sp-menu-logo { display: flex; align-items: center; gap: 10px; }
.sp-menu-close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border: none; background: var(--color-bg-light);
  border-radius: 50%; cursor: pointer; font-size: 16px; color: var(--color-text-muted);
}
.sp-menu-nav { display: flex; flex-direction: column; flex: 1; }
.sp-menu-nav a {
  display: block; padding: 16px 24px; font-size: 15px; font-weight: 500;
  color: var(--color-text); border-bottom: 1px solid var(--color-border-light);
  text-decoration: none; background: #ffffff;
}
.sp-menu-nav a:active { background: var(--color-primary-50); color: var(--color-primary); }
.sp-menu-cta {
  padding: 20px 24px; display: flex; flex-direction: column; gap: 10px;
  border-top: 1px solid var(--color-border); background: var(--color-bg-light); flex-shrink: 0;
}
.sp-menu-cta .btn { width: 100%; justify-content: center; padding: 14px; font-size: 14px; }

/* Hamburger X animation */
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .hero-grid { gap: 24px; }
  .hero-title { font-size: 30px; }
  .hero-laptop { max-width: 440px; }
  .hero-ss-sidebar { display: none; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .header-cta-desktop:first-of-type { display: none; }
}

@media (max-width: 768px) {
  :root { --header-height: 60px; --banner-height: 36px; }
  body { font-size: 15px; }
  .sp-only { display: inline; }
  .pc-only { display: none; }
  .header-nav { display: none; }
  .header-cta-desktop { display: none; }
  .hamburger { display: flex; }
  .btn-sm { padding: 8px 18px; font-size: 12px; }
  .campaign-text { font-size: 11px; flex-wrap: wrap; justify-content: center; }

  .section { padding: 80px 0; }
  .section-header { margin-bottom: 44px; }
  .section-title { font-size: 24px; }
  .section-description { font-size: 14px; }

  .hero { padding-top: calc(var(--header-height) + var(--banner-height) + 40px); padding-bottom: 32px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-content { text-align: center; }
  .hero-badges { justify-content: center; }
  .hero-cta { justify-content: center; flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .hero .micro-copy { justify-content: center; }
  .hero-beta-notice { justify-content: center; text-align: center; }
  .hero-description { margin-left: auto; margin-right: auto; }
  .hero-title { font-size: 26px; }
  .hero-subtitle { font-size: 14px; }
  .hero-description { font-size: 13.5px; }
  .hero-visual { margin-top: 0; }
  .hero-laptop { max-width: 400px; }
  .hero-deco-dot { display: none; }
  .hero-deco-swoosh { display: none; }
  .hero-ss-sidebar { display: none; }

  .wave-divider svg { height: 36px; }

  .logo-bar-stats { gap: 24px; }
  .logo-bar-stat-num { font-size: 32px; }
  .logo-bar-stat-num small { font-size: 15px; }
  .logo-bar-stat-divider { height: 36px; }

  .problem-cards { grid-template-columns: 1fr; }
  .core-title { font-size: 24px; }
  .core-highlight { font-size: 14.5px; }
  .cap-grid { grid-template-columns: 1fr; }
  .feature-cards { grid-template-columns: 1fr; }

  .onb-timeline { padding-left: 40px; }
  .onb-timeline-line { left: 18px; }
  .onb-tl-marker { left: -40px; }
  .onb-tl-num { width: 36px; height: 36px; font-size: 14px; }
  .onb-tl-content { padding: 20px 24px; }

  .flow-steps { flex-direction: column; align-items: center; }
  .flow-connector { transform: rotate(90deg); padding: 8px 0; }
  .reason-cards { grid-template-columns: 1fr; }
  .testimonial-cards { grid-template-columns: 1fr; }
  .cost-impact-card { padding: 24px 32px; }
  .cost-impact-number span { font-size: 36px; }
  .chart-grid { grid-template-columns: 1fr; }
  .chart-container { height: 220px; }
  .chart-container-main { height: 240px; }
  .pricing-card { padding: 0 0 28px; }
  .pricing-campaign { margin: 0 0 24px; }
  .pricing-grid { grid-template-columns: 1fr; padding: 0 20px; }
  .pricing-number { font-size: 36px; }
  .pricing-note { padding: 0 20px; }
  .pricing-cta { flex-direction: column; padding: 0 20px; }
  .pricing-cta .btn { width: 100%; }
  .cta-title { font-size: 22px; }
  .cta-form { padding: 20px 16px 16px; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }

  .floating-cta { display: block; }
  .mid-cta-buttons { flex-direction: column; align-items: center; }
  .mid-cta-buttons .btn { width: 100%; max-width: 320px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 23px; }
  .badge { font-size: 11px; padding: 4px 12px; }
  .hero-ss-topbar-add { display: none; }
  .logo-bar-stats { gap: 16px; }
  .logo-bar-stat-divider { display: none; }
}

/* ---------- FOOTER ENHANCED ---------- */
.footer-enhanced {
  padding: 64px 0 0;
  background: var(--color-primary-deeper);
  border-top: 1px solid rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.6);
}
.footer-enhanced-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-col {}
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.footer-brand-logo .logo-img {
  width: 36px; height: 36px; object-fit: contain; border-radius: 4px;
}
.footer-brand-logo .logo-text {
  font-size: 15px; font-weight: 600; color: rgba(255,255,255,0.85);
}
.footer-brand-logo .logo-accent { color: var(--color-accent-light); }
.footer-brand-description {
  font-size: 13px; line-height: 1.85; color: rgba(255,255,255,0.5);
  margin-bottom: 20px; max-width: 320px;
}
.footer-company-info {
  font-size: 12px; line-height: 1.9; color: rgba(255,255,255,0.4);
}
.footer-company-info strong {
  color: rgba(255,255,255,0.6); font-weight: 600;
}
.footer-nav-col h4 {
  font-size: 12.5px; font-weight: 700; color: rgba(255,255,255,0.8);
  letter-spacing: 0.08em; margin-bottom: 20px;
  text-transform: uppercase;
}
.footer-nav-col ul {
  list-style: none; padding: 0; margin: 0;
}
.footer-nav-col ul li {
  margin-bottom: 12px;
}
.footer-nav-col ul li a {
  font-size: 13px; color: rgba(255,255,255,0.5);
  text-decoration: none; transition: color 0.25s ease;
}
.footer-nav-col ul li a:hover {
  color: var(--color-accent-light); opacity: 1;
}
.footer-nav-col ul li a i {
  margin-left: 4px; font-size: 10px; opacity: 0.5;
}
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0;
}
.footer-bottom-links {
  display: flex; gap: 24px;
}
.footer-bottom-links a {
  font-size: 12px; color: rgba(255,255,255,0.4);
  text-decoration: none; transition: color 0.25s ease;
}
.footer-bottom-links a:hover {
  color: rgba(255,255,255,0.7); opacity: 1;
}
.footer-copy-enhanced {
  font-size: 12px; color: rgba(255,255,255,0.3);
}

@media (max-width: 768px) {
  .footer-enhanced-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-bottom {
    flex-direction: column; gap: 12px; text-align: center;
  }
  .footer-bottom-links {
    justify-content: center; flex-wrap: wrap;
  }
}

/* =============================================
   Phase 1 改善CSS
   ============================================= */

/* === 改善01: CTAアクセントカラー === */
:root {
  --color-cta: #E8652D;
  --color-cta-hover: #D4571F;
  --color-cta-shadow: rgba(232, 101, 45, 0.3);
  --color-cta-shadow-hover: rgba(232, 101, 45, 0.4);
}

.btn-primary {
  background: var(--color-cta);
  color: #fff;
  border-color: var(--color-cta);
  box-shadow: 0 4px 12px var(--color-cta-shadow);
}
.btn-primary:hover {
  background: var(--color-cta-hover);
  border-color: var(--color-cta-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--color-cta-shadow-hover);
  opacity: 1;
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px var(--color-cta-shadow);
}
.section-dark .btn-primary,
.mid-cta-alt .btn-primary {
  background: var(--color-cta);
  border-color: var(--color-cta);
  color: #fff;
}

/* === 改善03: SP固定CTAバー改善 === */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.10);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}
.floating-cta.visible {
  transform: translateY(0);
}
.floating-cta-btn {
  width: 100%;
  max-width: 400px;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 700;
  background: var(--color-cta);
  border-color: var(--color-cta);
  box-shadow: 0 4px 16px var(--color-cta-shadow);
}

/* === 改善05: 課題カード視認性改善 === */
.section-dark .problem-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.section-dark .problem-card:hover {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.20);
  transform: translateY(-2px);
}
.section-dark .problem-icon {
  background: rgba(47, 183, 174, 0.15);
  border-radius: 14px;
}
.section-dark .problem-icon i {
  color: var(--color-accent-light);
}

/* === 改善17: セクションpadding最適化 === */
.section { padding: 88px 0; }

/* === 改善18: SPモックアップ最適化 === */
@media (max-width: 767px) {
  .section { padding: 56px 0; }

  body {
    padding-bottom: calc(70px + env(safe-area-inset-bottom));
  }

  .hero-visual {
    max-height: 240px;
    overflow: hidden;
    margin-top: 24px;
    margin-bottom: -8px;
  }
  .hero-laptop {
    transform: scale(0.85);
    transform-origin: top center;
  }
}

/* === 改善13: プライバシーポリシーリンク === */
.cta-form-privacy {
  margin-top: 8px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}
.cta-form-privacy a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cta-form-privacy a:hover {
  color: #fff;
  opacity: 1;
}

/* === 改善02: β版注記の料金セクション移動用 === */
.pricing-beta-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--color-primary-50);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.pricing-beta-notice i {
  color: var(--color-primary);
  font-size: 14px;
  flex-shrink: 0;
}


/* =============================================
   Phase 2 改善CSS
   ============================================= */

/* === 改善09: テスティモニアル3件対応 === */
.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 1024px) {
  .testimonial-cards {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .testimonial-cards {
    grid-template-columns: 1fr;
  }
}

/* === 改善10: 費用対効果サマリー数値の見出し化 === */
.cost-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.cost-hero-stat {
  text-align: center;
  padding: 36px 24px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}
.cost-hero-stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.cost-hero-stat-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.cost-hero-stat-number {
  font-size: 48px;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.cost-hero-stat-number small {
  font-size: 20px;
  font-weight: 600;
}
.cost-hero-stat-sub {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 6px;
}
.cost-hero-stat.highlight {
  border-color: var(--color-cta);
  background: linear-gradient(135deg, #fff8f5, #fff);
}
.cost-hero-stat.highlight .cost-hero-stat-number {
  color: var(--color-cta);
}

@media (max-width: 768px) {
  .cost-hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .cost-hero-stat {
    padding: 28px 20px;
  }
  .cost-hero-stat-number {
    font-size: 36px;
  }
}

/* === 改善11: 料金セクション マイクロコピー強化 === */
.pricing-reassurance {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.pricing-reassurance-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-dark);
}
.pricing-reassurance-item i {
  color: var(--color-primary);
  font-size: 14px;
}
.pricing-cta-note {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 12px;
}
.pricing-cta-note i {
  margin-right: 4px;
}

/* === 改善15: reasonsセクションをライトに === */
.section-reasons-light {
  background: var(--color-bg-light);
  color: var(--color-text);
}
.section-reasons-light .section-label {
  color: var(--color-primary);
}
.section-reasons-light .section-title {
  color: var(--color-text);
}
.section-reasons-light .section-description {
  color: var(--color-text-secondary);
}
.section-reasons-light .reason-card {
  background: #fff;
  border-color: var(--color-border);
}
.section-reasons-light .reason-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.section-reasons-light .reason-number {
  color: var(--color-primary-light);
}
.section-reasons-light .reason-card h3 {
  color: var(--color-primary-dark);
}
.section-reasons-light .reason-card p {
  color: var(--color-text-secondary);
}

/* テスティモニアル（ライト版） */
.section-reasons-light .testimonials-title {
  color: var(--color-text);
}
.section-reasons-light .testimonial-card {
  background: #fff;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.section-reasons-light .testimonial-card:hover {
  box-shadow: var(--shadow-md);
}
.section-reasons-light .testimonial-quote i {
  color: var(--color-primary);
}
.section-reasons-light .testimonial-quote p {
  color: var(--color-text-secondary);
}
.section-reasons-light .testimonial-quote strong {
  color: var(--color-primary-dark);
}
.section-reasons-light .testimonial-author {
  border-top-color: var(--color-border);
}
.section-reasons-light .testimonial-avatar {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}
.section-reasons-light .testimonial-name {
  color: var(--color-text);
}
.section-reasons-light .testimonial-company {
  color: var(--color-text-muted);
}

/* === 改善08: フローセクション内CTA === */
.flow-section-cta {
  text-align: center;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--color-border-light);
}
.flow-section-cta p {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}
.flow-section-cta .btn {
  margin: 0 6px;
}

@media (max-width: 768px) {
  .flow-section-cta {
    margin-top: 36px;
    padding-top: 28px;
  }
  .flow-section-cta .btn {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 0 auto 10px;
  }
}

/* === 一時非表示: Social Proof（β版のため） === */
.logo-bar {
  display: none;
}

/* === 改善07: 機能カードのヒーロー階層 === */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.cap-card.cap-hero {
  grid-column: span 1;
  padding: 44px 40px;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0F5F55 100%);
  color: #fff;
  border: none;
  position: relative;
  overflow: hidden;
}
.cap-card.cap-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(47, 183, 174, 0.1);
  pointer-events: none;
}
.cap-card.cap-hero:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(13, 61, 55, 0.3);
  border-color: transparent;
}
.cap-card.cap-hero .cap-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(47, 183, 174, 0.2);
  color: var(--color-accent-light);
  font-size: 26px;
  margin-bottom: 24px;
}
.cap-card.cap-hero h3 {
  font-size: 20px;
  color: #fff;
  margin-bottom: 12px;
}
.cap-card.cap-hero p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
}
.cap-card.cap-hero .cap-hero-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(47, 183, 174, 0.2);
  border: 1px solid rgba(47, 183, 174, 0.3);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-accent-light);
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

/* 通常カードは3列（2行目） */
.cap-grid-sub {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.cap-grid-sub .cap-card {
  padding: 28px 24px;
}
.cap-grid-sub .cap-card .cap-icon {
  width: 48px;
  height: 48px;
  font-size: 20px;
  margin-bottom: 16px;
}
.cap-grid-sub .cap-card h3 {
  font-size: 15px;
}
.cap-grid-sub .cap-card p {
  font-size: 13px;
}

@media (max-width: 768px) {
  .cap-grid {
    grid-template-columns: 1fr;
  }
  .cap-grid-sub {
    grid-template-columns: 1fr;
  }
  .cap-card.cap-hero {
    padding: 32px 28px;
  }
  .cap-card.cap-hero h3 {
    font-size: 18px;
  }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .cap-grid-sub {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* === 改善06: コアメッセージ ビジュアル === */
.core-message {
  max-width: 960px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  text-align: left;
}
.core-text {}
.core-text .core-label {
  text-align: left;
}
.core-text .core-title {
  text-align: left;
}

/* TODO モックアップ */
.core-visual {
  position: relative;
}
.core-mock {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}
.core-mock-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.core-mock-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.core-mock-dot:nth-child(1) { background: #f87171; }
.core-mock-dot:nth-child(2) { background: #fbbf24; }
.core-mock-dot:nth-child(3) { background: #34d399; }
.core-mock-header-title {
  margin-left: 8px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 600;
}

.core-mock-body {
  padding: 20px;
}
.core-mock-case {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(47, 183, 174, 0.12);
  border: 1px solid rgba(47, 183, 174, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}
.core-mock-case-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(47, 183, 174, 0.2);
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.core-mock-case-text {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}
.core-mock-case-text strong {
  color: var(--color-accent-light);
  font-weight: 700;
}
.core-mock-arrow {
  text-align: center;
  color: var(--color-accent-light);
  font-size: 16px;
  margin-bottom: 16px;
  opacity: 0.6;
}
.core-mock-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-accent-light);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.core-mock-todo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.core-mock-todo-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  transition: all 0.25s ease;
}
.core-mock-todo-item:hover {
  background: rgba(255, 255, 255, 0.10);
}
.core-mock-check {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(47, 183, 174, 0.4);
  flex-shrink: 0;
  margin-top: 1px;
  position: relative;
}
.core-mock-todo-item.done .core-mock-check {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
}
.core-mock-todo-item.done .core-mock-check::after {
  content: '\2713';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 10px;
  color: var(--color-primary-dark);
  font-weight: 700;
}
.core-mock-todo-item.done .core-mock-todo-text {
  opacity: 0.5;
  text-decoration: line-through;
}
.core-mock-todo-text {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}
.core-mock-todo-text small {
  display: block;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 2px;
}
.core-mock-todo-badge {
  margin-left: auto;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 9px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
  align-self: center;
}
.core-mock-todo-badge.doc {
  background: rgba(59, 130, 246, 0.15);
  color: #93bbfd;
}
.core-mock-todo-badge.check {
  background: rgba(251, 191, 36, 0.15);
  color: #fbbf24;
}
.core-mock-todo-badge.contact {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
}

@media (max-width: 768px) {
  .core-message {
    grid-template-columns: 1fr;
    gap: 36px;
    text-align: center;
  }
  .core-text .core-label,
  .core-text .core-title {
    text-align: center;
  }
  .core-visual {
    order: -1;
    max-width: 400px;
    margin: 0 auto;
  }
}

/* === ウェイティングリスト フォームヘッダー === */
.cta-form-header-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
}
.cta-form-header-bar i {
  color: var(--color-accent-light);
}