/* ==========================================================================
   PlaceOn LP V8 - Stylesheet
   Concept: Fresh, Bright, Modern Light Theme with Subtle Glassmorphism
   Colors based on V1/V4: Yellow (#ffe400), Black/Navy Text for readability
   ========================================================================== */

:root {
  /* Colors */
  --c-bg: #f8fafc; /* Crisp slate/blue-ish light gray */
  --c-accent: #ffe400; /* V4 Yellow */
  --c-accent-dark: #e6cd00;
  --c-primary: #0056b3; /* V4 Blue */
  --c-text-main: #1e293b; /* Slate 800 - Navy/Black */
  --c-text-muted: #64748b; /* Slate 500 */
  --c-border: rgba(0, 0, 0, 0.08);

  /* Semantic UI Colors */
  --c-danger: #ef4444;
  --c-success: #10b981;

  /* Typography */
  --font-base: 'Outfit', 'Noto Sans JP', sans-serif;
  
  /* Dimensions & Utilities */
  --max-w: 1200px;
  --radius-sm: 12px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --radius-full: 999px;
  --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --trans-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-base);
  background-color: var(--c-bg);
  color: var(--c-text-main);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* =========================================
   Layout & Typography
   ========================================= */
.container {
  width: 90%;
  max-width: var(--max-w);
  margin: 0 auto;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 86, 179, 0.08);
  color: var(--c-primary);
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.section-title .text-gradient {
  background: linear-gradient(90deg, var(--c-primary), #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}
.section-title .text-gradient::after {
  content: '';
  position: absolute;
  bottom: 0px; left: 0;
  width: 100%; height: 8px;
  background: rgba(255,228,0,0.5);
  z-index: -1;
  border-radius: 4px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--c-text-muted);
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

.text-center { text-align: center; }
.bg-white { background: #ffffff; }
.section-voice {
  background: #ffffff;
  position: relative;
  z-index: 0;
  padding-top: calc(6rem + 48px);
}

/* =========================================
   Dark Section Theme (.section-dark)
   — Used for the connected 3-section zone:
     Why It Works / One Thing / Ripple Zones
   ========================================= */
.section-dark {
  background: #18273a;
}

/* #features: darkest tone, diagonal clip into one-thing */
#features.section-dark {
  padding-bottom: calc(6rem + 48px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 48px), 0 100%);
  margin-bottom: -48px;
  position: relative;
  z-index: 3;
}

/* Ripple: lightest tone in the 3-section flow */
.ripple-section,
.ripple-section.section-dark {
  background: #25466a;
}
.section-dark .section-label {
  background: rgba(255,228,0,0.14);
  color: #ffe400;
}
.section-dark .section-title {
  color: #ffffff;
}
.section-dark .section-title .text-gradient {
  background: linear-gradient(90deg, #ffe400, #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-dark .section-title .text-gradient::after {
  background: rgba(255,228,0,0.2);
}
.section-dark .section-desc {
  color: rgba(255,255,255,0.55);
}

/* Philosophy tiles on dark */
.section-dark .philosophy-tile {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
  border-top-color: #ffe400;
  box-shadow: none;
}
.section-dark .philosophy-tile:hover {
  background: rgba(255,255,255,0.09);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.section-dark .philosophy-num {
  color: rgba(255,228,0,0.1);
}
.section-dark .philosophy-tile h3 {
  color: #ffffff;
}
.section-dark .philosophy-tile p {
  color: rgba(255,255,255,0.55);
}

/* Zone cards on dark */
.section-dark .zone-card {
  background: rgba(255,255,255,0.05);
  border-top-color: #0056b3;
  box-shadow: none;
}
.section-dark .zone-card:nth-child(2) { border-top-color: #10b981; }
.section-dark .zone-card:nth-child(3) { border-top-color: #f59e0b; }
.section-dark .zone-card:hover {
  background: rgba(255,255,255,0.09);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.section-dark .zone-card h3 { color: #ffffff; }
.section-dark .zone-icon {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.7);
}
.section-dark .zone-list li { color: rgba(255,255,255,0.6); }
.section-dark .zone-list li::before { color: #ffe400; }

/* =========================================
   Components
   ========================================= */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--trans-smooth);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-accent);
  color: #1e293b;
  box-shadow: 0 4px 15px rgba(255, 228, 0, 0.4);
}

.btn-primary:hover {
  background: var(--c-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 228, 0, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--c-text-main);
  border: 1px solid var(--c-border);
}

.btn-outline:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
  transform: translateY(-2px);
}

.btn-link-simple {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  color: var(--c-text-muted);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--trans-smooth);
}

.btn-link-simple:hover {
  color: var(--c-text-main);
  background: rgba(0,0,0,0.04);
}

.btn-icon {
  width: 24px;
  height: 24px;
  background: rgba(0,0,0,0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* =========================================
   Header
   ========================================= */
.header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--trans-smooth);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  padding: 0.8rem 0;
  box-shadow: var(--shadow-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo img {
  height: 32px;
  transition: opacity 0.3s;
}

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

.header-links a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text-muted);
  transition: color 0.3s;
  padding: 0.5rem;
}

.header-links a:hover {
  color: var(--c-text-main);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  background: var(--c-bg);
  position: relative;
  overflow: hidden;
  z-index: 2;
}

.hero-video-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0;
  overflow: hidden;
}

.hero-video-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(2px);
  transform: scale(1.02);
}

.hero-video-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(140deg, rgba(220, 232, 255, 0.65) 0%, rgba(238, 245, 255, 0.65) 40%, rgba(255, 251, 230, 0.65) 80%, rgba(255, 243, 168, 0.65) 100%);
  z-index: 1;
}

.hero-bg-shapes {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.6;
  animation: float 20s infinite ease-in-out alternate;
}
.shape-1 { width: 500px; height: 500px; background: rgba(255, 255, 255, 0.5); top: -10%; right: -10%; }
.shape-2 { width: 400px; height: 400px; background: rgba(255, 228, 0, 0.2); bottom: -10%; left: -10%; animation-delay: -5s; }

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 3;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #ffffff;
  border: 1px solid var(--c-border);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-text-main);
  box-shadow: var(--shadow-base);
}

.hero-tag strong {
  color: var(--c-accent-dark);
}

.hero-tag .dot {
  width: 8px; height: 8px;
  background: var(--c-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-title-line {
  white-space: nowrap;
}

.hero-emphasis {
  display: inline-block;
  color: var(--c-primary);
  background: linear-gradient(180deg, rgba(255,228,0,0) 45%, rgba(255,228,0,0.78) 45%);
  padding: 0 0.08em;
  text-shadow: 0 1px 0 rgba(255,255,255,0.5);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--c-text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

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

/* Hero Visual */
.hero-visual {
  position: relative;
  perspective: 1000px;
}

.mockup-container {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
  transform: translateX(-56px);
}

.mockup-container img {
  width: 100%;
  display: block;
  filter: drop-shadow(0 28px 40px rgba(15, 23, 42, 0.22));
}

/* Pain and Solution Images in Comparison Grid */
.comp-images {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}
.comp-img-large {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-base);
}

/* =========================================
   Social Proof (v4)
   ========================================= */
.proof-section {
  background: #1e293b; /* Navy Blue */
  padding: 2.5rem 0;
  color: #fff;
  position: relative;
  z-index: 1;
}

.proof-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.proof-stat {
  text-align: center;
}

.proof-stat .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--c-accent);
  line-height: 1;
}

.proof-stat .num span { font-size: 1rem; }
.proof-stat p { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: 0.4rem; }

.proof-divider {
  width: 1px;
  height: 50px;
  background: rgba(255,255,255,0.15);
}

.media-badges {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.media-badge {
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* =========================================
   Problems (Before & After) / Positioning
   ========================================= */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.comp-card {
  border-radius: var(--radius-md);
  padding: 2.5rem;
  transition: var(--trans-smooth);
}

.comp-bad {
  background: #fff;
  border: 1px solid rgba(239, 68, 68, 0.2);
  box-shadow: var(--shadow-base);
}

.comp-good {
  background: rgba(16, 185, 129, 0.03);
  border: 2px solid rgba(16, 185, 129, 0.3);
  box-shadow: var(--shadow-hover);
  position: relative;
}
.comp-good::before {
  content: 'PlaceOn';
  position: absolute;
  top: -14px; left: 24px;
  background: var(--c-success);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.2rem 1rem;
  border-radius: var(--radius-full);
}

.comp-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 2rem;
  font-size: 1.3rem;
  font-weight: 800;
}

.comp-bad .comp-header { color: var(--c-danger); }
.comp-good .comp-header { color: var(--c-success); }

.comp-list { display: flex; flex-direction: column; gap: 1.5rem; }
.comp-item {
  display: flex; gap: 1rem; align-items: flex-start;
}
.comp-item-icon {
  background: rgba(0,0,0,0.03); padding: 0.5rem; border-radius: 8px; font-size:1.2rem;
}
.comp-item h4 { font-size: 1.05rem; margin-bottom: 0.3rem; color: var(--c-text-main); font-weight: 700;}
.comp-item p { font-size: 0.95rem; color: var(--c-text-muted); line-height: 1.6;}

/* =========================================
   Philosophy Tiles (Why It Works Section)
   ========================================= */
.philosophy-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.philosophy-tile {
  background: #fff;
  border: 1px solid var(--c-border);
  border-top: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.2rem 2rem;
  transition: var(--trans-smooth);
  box-shadow: var(--shadow-base);
  overflow: hidden;
}

.philosophy-tile:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.philosophy-num {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(0,86,179,0.08);
  font-family: 'Outfit', sans-serif;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}

.philosophy-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  box-shadow: 0 12px 24px rgba(0,0,0,0.16);
}

.philosophy-tile h3 {
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.45;
  margin-bottom: 1rem;
  color: var(--c-heading);
}

.philosophy-tile p {
  color: var(--c-text-muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* =========================================
   One Thing: Information Sharing Bridge
   ========================================= */
.one-thing-section {
  background: #1e3650;
  padding: 7rem 0 calc(7rem + 48px);
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 48px), 0 100%);
  margin-bottom: -48px;
  z-index: 2;
}

.one-thing-section::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,228,0,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.one-thing-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.one-thing-copy {
  text-align: left;
}

.one-thing-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}

.one-thing-label {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: #ffe400;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.one-thing-headline h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.one-thing-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.9;
}

.one-thing-divider {
  width: 40px;
  height: 2px;
  background: rgba(255,228,0,0.5);
  margin: 2rem 0;
  border-radius: 2px;
}

.one-thing-list {
  list-style: none;
  padding: 0;
  display: inline-flex;
  flex-direction: column;
  gap: 1.1rem;
  text-align: left;
}

.one-thing-list li {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.5;
}

.one-thing-list li .bi {
  font-size: 1.1rem;
  color: #ffe400;
  flex-shrink: 0;
}

.one-thing-close {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.4);
  line-height: 2;
  font-weight: 500;
}

/* =========================================
   Ripple / 3 Zones (Information Sharing Impact)
   ========================================= */
.ripple-section {
  background: #25466a;
  padding-bottom: calc(6rem + 48px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 48px), 0 100%);
  margin-bottom: -48px;
  z-index: 1;
}
.zone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.zone-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 1.2rem 1.2rem 2rem;
  box-shadow: var(--shadow-base);
  border-top: 4px solid var(--c-primary);
  transition: var(--trans-smooth);
  overflow: hidden;
}
.zone-card:nth-child(2) { border-top-color: var(--c-success); }
.zone-card:nth-child(3) { border-top-color: #f59e0b; }

.zone-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }

.zone-icon {
  width: 48px; height: 48px;
  background: rgba(0,0,0,0.04);
  border-radius: var(--radius-sm);
  display: flex; align-items:center; justify-content:center;
  font-size: 1.5rem; margin-bottom: 1.5rem; color: var(--c-text-main);
}
.zone-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  box-shadow: 0 12px 24px rgba(0,0,0,0.18);
}
.zone-card h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: 1rem;}
.zone-list li {
  display: flex; align-items:flex-start; gap: 0.5rem; font-size: 0.9rem; color: var(--c-text-muted); margin-bottom: 0.5rem; line-height:1.5;
}
.zone-list li::before { content:'✓'; color: var(--c-primary); font-weight: 700; }

/* =========================================
   Voice × Case Studies (統一カード)
   ========================================= */

/* グリッド: 6列ベース */
.voice-cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

/* カード本体 */
.voice-card {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-base);
  border: 1px solid var(--c-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.vc-photo {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #e2e8f0;
}

/* ヘッダー行（会社名・業種） */
.vc-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.35rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--c-border);
}
.vc-icon {
  font-size: 1.2rem;
  background: var(--c-accent);
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  flex-shrink: 0;
  color: #000;
}
.vc-name { font-weight: 800; font-size: 0.92rem; line-height: 1.3; }
.vc-meta { font-size: 0.75rem; color: var(--c-text-muted); margin-top: 2px; }

/* After summary */
.vc-comparison {
  display: block;
}
.vc-after {
  padding: 1.1rem 1.35rem;
  font-size: 0.83rem;
  line-height: 1.65;
  color: var(--c-text-main);
}
.vc-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.18rem 0.55rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  letter-spacing: 0.03em;
}
.vc-label.after  { background: #dcfce7; color: #16a34a; }
.vc-after p { margin: 0; }

/* =========================================
   Pricing 
   ========================================= */
.pricing-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  max-width: 1000px;
  margin: 3rem auto 0;
}

.pricing-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  border: 2px solid var(--c-accent);
  overflow: hidden;
}

.pricing-head {
  background: #1e293b;
  color: #fff;
  padding: 2rem; text-align:center;
}
.pricing-head h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; }
.pricing-amount { margin: 1rem 0; display:flex; align-items:flex-end; justify-content:center; gap:0.2rem;}
.pricing-amount .num { font-size: 3.5rem; font-weight: 800; line-height: 1; color: var(--c-accent); font-family: 'Outfit';}
.pricing-amount .unit { font-size: 1rem; padding-bottom:0.5rem; }

.pricing-body { padding: 2.5rem; }
.pricing-list { margin-bottom: 2rem; }
.pricing-list li {
  display: flex; align-items: center; gap: 0.8rem; font-size: 1rem; font-weight: 600; padding: 0.6rem 0; border-bottom: 1px solid var(--c-border);
}
.pricing-list li::before { content: '✓'; color: var(--c-success); font-weight: 700; font-size:1.2rem;}

.subsidy-box {
  background: rgba(0,86,179,0.05);
  border: 1px dashed var(--c-primary);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-primary);
}

.pricing-cta {
  background: #fff;
  padding: 1.2rem 1.2rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-base);
  overflow: hidden;
}
.pricing-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-base);
}
.pricing-cta h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 1rem; line-height: 1.4;}
.pricing-cta p { font-size: 0.95rem; color: var(--c-text-muted); margin-bottom: 1.5rem;}
.pricing-cta ul { margin-bottom: 2rem; font-size: 0.9rem; font-weight: 600; color:var(--c-text-main); display:flex; flex-direction:column; gap:0.5rem;}
.pricing-cta ul li i { color: var(--c-success); margin-right: 0.5rem;}

/* =========================================
   FAQ
   ========================================= */
.faq-list {
  max-width: 800px;
  margin: 3rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-base);
  overflow: hidden;
}

.faq-q {
  padding: 1.5rem; display: flex; align-items: center; gap: 1rem; cursor: pointer; font-weight: 700; font-size:1.05rem;
}
.faq-q-icon { font-size: 1.2rem; color: var(--c-primary); font-weight: 800;}
.faq-q-text { flex: 1; }
.faq-q-arrow { transition: transform 0.3s; }
.faq-item.active .faq-q-arrow { transform: rotate(180deg); }

.faq-a {
  padding: 0 1.5rem 1.5rem 3.5rem; font-size: 0.95rem; color: var(--c-text-muted); line-height: 1.7; display: none;
}
.faq-item.active .faq-a { display: block; }

/* =========================================
   Contact Form & Footer
   ========================================= */
.contact-section {
  background: #1e293b;
  color: #fff;
  padding: 6rem 0;
}
.contact-section .section-title { color: #fff; }
.contact-section .section-label { background: rgba(255,255,255,0.1); color: #fff; border-color:transparent;}

.form-wrapper {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 3rem;
  max-width: 800px;
  margin: 3rem auto 0;
  color: var(--c-text-main);
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.form-group { margin-bottom: 1.5rem; text-align:left;}
.form-group label { display: block; font-weight: 700; font-size: 0.9rem; margin-bottom: 0.5rem;}
.form-group label .req { color: var(--c-danger); font-size: 0.75rem; background:rgba(239,68,68,0.1); padding:0.2rem 0.5rem; border-radius:4px; margin-left:0.5rem;}
.form-control {
  width: 100%; padding: 1rem; border: 1px solid #cbd5e1; border-radius: 8px; font-family: inherit; font-size: 1rem; transition: border-color 0.3s;
}
.form-control:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(0,86,179,0.1);}

.footer {
  background: #0f172a;
  color: rgba(255,255,255,0.6);
  padding: 4rem 0 2rem;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex; flex-direction: column; align-items: center; gap: 2rem;
}

.footer-logo img { height: 32px; filter: brightness(0) invert(1); opacity: 0.5; }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content:center;}
.footer-links a:hover { color: #fff; }

.footer-company {
  width: 100%; max-width: 600px; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; margin-top: 1rem; text-align: left; margin:0 auto;
}
.footer-company dl { display:flex; flex-wrap:wrap; margin-bottom: 0.5rem; font-size:0.85rem;}
.footer-company dt { width: 120px; font-weight: 700; color: rgba(255,255,255,0.8);}
.footer-company dd { width: calc(100% - 120px); margin:0;}

/* =========================================
   Animations
   ========================================= */
@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -50px) scale(1.1); }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 86, 179, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(0, 86, 179, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 86, 179, 0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 992px) {
  .hero {
    overflow: visible;
    padding-bottom: 0;
  }
  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 1.5rem; }
  .hero-actions { justify-content: center; }
  .mockup-container {
    margin-top: -0.35rem;
    margin-bottom: -4.25rem;
    max-width: min(390px, 88vw);
    transform: translateX(0);
    z-index: 4;
  }
  .proof-section {
    padding-top: 5.5rem;
  }
  .comparison-grid, .philosophy-tiles, .zone-grid, .pricing-wrapper { grid-template-columns: 1fr; }
  .one-thing-inner { grid-template-columns: 1fr; text-align: center; }
  .one-thing-copy { text-align: center; }
  .one-thing-divider { margin-left: auto; margin-right: auto; }
  .one-thing-list { text-align: left; }
  .voice-cases-grid { grid-template-columns: 1fr; }
  .header-nav { display: none; } /* Hide navigation links on small screens, keep only the buttons */
  .section { padding: 4rem 0; }
}

@media (max-width: 640px) {
  .comp-card,
  .form-wrapper {
    padding: 1.5rem;
  }

  /* フォーム2カラム → 1カラム */
  #contactForm > div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }
  #contactForm .form-group[style*="grid-column"] {
    grid-column: span 1 !important;
  }

  .comp-img-large {
    height: 220px;
  }

  .hero-desc,
  .section-desc,
  .one-thing-sub {
    font-size: 1rem;
  }

  .hero-title-line {
    white-space: normal;
  }

  .mockup-container {
    max-width: min(360px, 92vw);
    margin-top: -0.7rem;
    margin-bottom: -3.6rem;
  }

  .proof-section {
    padding-top: 4.9rem;
  }
}