/* ===========================================
   MOOTOON BIZ — styles.css
   Base → Layout → Components → Sections → Responsive
   =========================================== */

/* ============ CSS VARIABLES ============ */
:root {
  --color-navy:      #1A2E5A;
  --color-navy-dark: #132247;
  --color-accent:    #FF6B35;
  --color-accent-hover: #e55a26;
  --color-white:     #FFFFFF;
  --color-text-dark: #1A2E5A;
  --color-text-body: #333333;
  --color-bg-light:  #F5F7FA;
  --color-placeholder: #CCCCCC;
  --color-border:    #E0E4EC;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "Noto Sans JP", sans-serif;

  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --radius-full: 9999px;

  --shadow-sm:  0 2px 8px rgba(26,46,90,0.08);
  --shadow-md:  0 6px 24px rgba(26,46,90,0.12);
  --shadow-lg:  0 12px 40px rgba(26,46,90,0.18);

  --transition: 0.25s ease;

  --container-width: 1200px;
  --header-height:   72px;
}

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

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

body {
  font-family: var(--font-base);
  color: var(--color-text-body);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

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

/* ============ UTILITY ============ */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.text-white     { color: var(--color-white); }
.text-white-70  { color: rgba(255,255,255,0.75); }
.accent-text    { color: var(--color-accent); }
.mt-md { margin-top: 16px; }
.mt-lg { margin-top: 28px; }
.br-sp { display: none; }
.flex {
  display: flex;
}
.justify-center {
  justify-content: center;
}
.w-full {
  width: 100%;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), box-shadow var(--transition),
              opacity var(--transition);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* アクセントカラーボタン */
.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  border: 2px solid var(--color-accent);
}
.btn-accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(255,107,53,0.35);
}

/* ボーダーボタン（白） */
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

/* サイズバリエーション */
.btn-lg  { padding: 15px 36px; font-size: 1rem; }
.btn-xl  { padding: 18px 48px; font-size: 1.1rem; border-radius: var(--radius-lg); }
.btn-block { display: flex; width: 100%; }

/* ============ SECTION BASE ============ */
.section {
  padding: 96px 0;
}

.bg-white  { background: var(--color-white); }
.bg-light  { background: var(--color-bg-light); }
.bg-navy   { background: var(--color-navy); }

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-dark);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.bg-navy .section-title,
.section-title.text-white {
  color: var(--color-white);
}

.section-subtitle {
  margin-top: 14px;
  font-size: 1.05rem;
  color: #555;
}

.section-subtitle-white {
  margin-top: 14px;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
}

/* ============ IMAGE PLACEHOLDER ============ */
.img-placeholder {
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.placeholder-label {
  pointer-events: none;
  user-select: none;
}

/* ============ FADE-IN ANIMATION ============ */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay {
  transition-delay: 0.15s;
}

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--color-navy);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: var(--color-navy-dark);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-logo__mark {
  height: clamp(1.8rem, 2vw, 2.0rem);
  width: auto;
}

.header-logo:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.header-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: rgba(255,255,255,0.85);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
}
.nav-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.header-cta {
  flex-shrink: 0;
  font-size: 0.85rem;
  padding: 9px 20px;
}

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  margin-left: 12px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.hamburger:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}
.hamburger-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-open .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-open .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.hamburger.is-open .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* モバイルナビ */
.mobile-nav {
  background: var(--color-navy-dark);
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s ease;
}
.mobile-nav.is-open {
  max-height: 500px;
}
.mobile-nav-list {
  padding: 16px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav-link {
  display: block;
  padding: 12px 16px;
  color: rgba(255,255,255,0.88);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav-link:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
}
.mobile-nav-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.mobile-nav-cta {
  margin-top: 12px;
  text-align: center;
}

/* ============ HERO ============ */
.hero-section {
  background: var(--color-navy);
  padding: calc(var(--header-height) + 20px) 0 96px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 500px;
  gap: 64px;
  align-items: center;
}

.hero-content {
  color: var(--color-white);
}

.hero-eyebrow {
  display: inline-block;
  background: rgba(255,107,53,0.2);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  border: 1px solid rgba(255,107,53,0.35);
}

.hero-heading {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--color-white);
}

.hero-subtext {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: 36px;
}
.hero-subtext strong {
  color: var(--color-accent);
  font-weight: 700;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-buttons .btn {
  min-width: 140px;
  max-width: 200px;
}

.img-placeholder-hero {
  width: 100%;
}

/* ============ PROBLEM ============ */
.cards-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.problem-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.problem-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  line-height: 1;
}

.problem-card-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 10px;
}

.problem-card-text {
  font-size: 0.95rem;
  color: var(--color-text-body);
  line-height: 1.6;
}

.problem-lead {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-top: 52px;
  padding: 24px 32px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 5px solid var(--color-accent);
}
.problem-lead .accent-text {
  font-weight: 900;
}

/* ============ WHY MANGA ============ */
.stat-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: background var(--transition);
}
.stat-card:hover {
  background: rgba(255,255,255,0.13);
}

.stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 600;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 14px;
}

.stat-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
}

.stat-note {
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  margin-top: 24px;
}

/* VS ブロック */
.vs-block {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 64px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
}

.vs-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.vs-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vs-list li {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

.vs-list-con li {
  background: rgba(255,255,255,0.06);
  border-left: 3px solid rgba(255,255,255,0.25);
}

.vs-list-pro li {
  background: rgba(255,107,53,0.12);
  border-left: 3px solid var(--color-accent);
}

.vs-badge {
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 900;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(255,107,53,0.4);
  flex-shrink: 0;
}

/* ============ ABOUT ============ */
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-list-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.97rem;
  color: var(--color-text-body);
  line-height: 1.65;
}

.about-icon {
  color: var(--color-accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============ STRENGTHS ============ */
.strength-card {
  background: var(--color-text-dark);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.strength-card:hover,
.strength-card:focus {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  outline: none;
}

.strength-num {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.strength-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 4px;
}

.strength-visual {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.strength-en {
  font-size: 0.8rem;
  color: #888;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.strength-icon {
  color: var(--color-accent);
  margin: 50px auto;
  display: flex;
  justify-content: center;
  height: 100px;
  width: 100px;
}

.strength-desc {
  font-size: 0.92rem;
  color: var(--color-white);
  line-height: 1.75;
}

/* ============ COMPARISON ============ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  -webkit-overflow-scrolling: touch;
}

.comparison-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table thead th {
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1.4;
}

.comparison-table thead th:first-child {
  text-align: left;
  border-radius: var(--radius-md) 0 0 0;
}
.comparison-table thead th:last-child {
  border-radius: 0 var(--radius-md) 0 0;
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr:nth-child(odd) {
  background: var(--color-bg-light);
}
.comparison-table tbody tr:nth-child(even) {
  background: var(--color-white);
}

.comparison-table tbody tr:hover td:not(.col-mootoon) {
  background: #eef1f7;
}

.row-label {
  text-align: left !important;
  font-weight: 700;
  color: var(--color-navy);
  white-space: nowrap;
}

/* MOOTOON 列強調 */
.col-mootoon {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  font-weight: 700;
}
.mootoon-col-label {
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.check-mark {
  display: inline-block;
  margin-right: 4px;
  font-weight: 900;
}

/* ============ SAMPLE IMAGES ============ */
.sample-images {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
@media (max-width: 600px) {
  .sample-images{
    flex-direction: column;
    align-items: center;
  }
}
.sample-image-radius {
  border-radius: var(--radius-lg);
}
.sample-image-display {
  width: calc(30% - 8px);
  height: auto;
  margin-bottom: 16px;
}
@media (max-width: 600px) {
  .sample-image-display {
    width: 100%;
  }
}

/* ============ WORKS ============ */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.work-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}
.work-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.work-img {
  width: 100%;
  height: 200px;
  border-radius: 0;
}

.work-info {
  padding: 20px 24px;
}

.work-tag {
  display: inline-block;
  background: rgba(26,46,90,0.08);
  color: var(--color-navy);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}

.work-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.work-note {
  font-size: 0.82rem;
  color: var(--color-accent);
  font-weight: 600;
}

/* ============ FLOW ============ */
.flow-steps {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 8px;
}

.flow-step {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  padding: 8px;
}

.step-badge {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(255,107,53,0.35);
}

.step-num {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: 0.03em;
}

.step-body {
  flex: 1;
}

.step-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 8px;
  line-height: 1.35;
}

.step-desc {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.65;
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  flex-shrink: 0;
  margin-top: 20px;
}

/* ============ CAROUSEL ============ */
.carousel {
  --slides-to-show: 2;
  --carousel-gap: 20px;
  position: relative;
}

.carousel-viewport {
  overflow: hidden;
}

.carousel-track {
  display: flex;
  gap: var(--carousel-gap);
  transition: transform 0.4s ease;
}

.carousel-slide {
  flex: 0 0 calc((100% - var(--carousel-gap) * (var(--slides-to-show) - 1)) / var(--slides-to-show));
  min-width: 0;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

/* 矢印ボタン */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), border-color var(--transition),
              box-shadow var(--transition), color var(--transition);
  z-index: 2;
}
.carousel-btn:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}
.carousel-btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.carousel-btn-prev { left: -22px; }
.carousel-btn-next { right: -22px; }

/* ドットインジケーター */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  border: none;
  padding: 0;
  transition: background var(--transition), transform var(--transition);
}
.carousel-dot:hover {
  background: var(--color-accent);
  transform: scale(1.2);
}
.carousel-dot.is-active {
  background: var(--color-accent);
}

/* ============ USE CASES ============ */
.use-case-card {
  background: var(--color-bg-light);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition),
              transform var(--transition);
}
.use-case-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.use-case-num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.use-case-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.4;
}

/* ============ PRICING ============ */
.poc-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 24px;
  background: linear-gradient(135deg, #d94030 0%, #e8663a 40%, #f0a040 100%);
  border-radius: 0;
  padding: 20px 32px;
  margin-top: 24px;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
}

.poc-banner-row {
  display: flex;
  align-items: center;
  gap: 24px;
  white-space: nowrap;
}

.poc-banner-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  color: var(--color-accent);
  font-size: 1rem;
  font-weight: 900;
  padding: 3px 10px;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-white);
  white-space: nowrap;
  flex-shrink: 0;
}

.poc-banner-text {
  color: var(--color-navy);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.5;
}

.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.pricing-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition);
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 3;
}
.pricing-card:hover {
  box-shadow: var(--shadow-md);
}

.pricing-card-featured {
  border: 3px solid var(--color-accent);
  box-shadow: 0 8px 32px rgba(255,107,53,0.2);
}
.pricing-card-featured:hover {
  box-shadow: 0 12px 40px rgba(255,107,53,0.28);
}

.pricing-header {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 28px 32px;
  position: relative;
}

.plan-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.plan-name {
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

.pricing-body {
  padding: 28px 32px;
}

.price-normal {
  font-size: 0.88rem;
  color: #888;
  margin-bottom: 6px;
}
.price-normal s {
  text-decoration: line-through;
}

.price-poc {
  font-size: 1.05rem;
  color: var(--color-text-dark);
  margin-bottom: 20px;
  font-weight: 600;
}
.price-poc strong {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--color-accent);
}
.price-poc small {
  font-size: 0.8rem;
  color: #666;
  font-weight: 400;
  margin-left: 4px;
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}
.plan-features li {
  font-size: 0.88rem;
  color: var(--color-text-body);
  padding-left: 18px;
  position: relative;
  line-height: 1.5;
}
.plan-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.pricing-footer {
  padding: 0 32px 28px;
}

.pricing-note {
  text-align: center;
  font-size: 0.8rem;
  color: #888;
  margin-top: 24px;
}

/* ============ FAQ ============ */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 28px;
  text-align: left;
  background: var(--color-white);
  color: var(--color-text-dark);
  font-size: 0.97rem;
  font-weight: 600;
  transition: background var(--transition);
  line-height: 1.5;
}
.faq-question:hover {
  background: var(--color-bg-light);
}
.faq-question:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: -3px;
}

.faq-q-mark {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-q-text {
  flex: 1;
}

.faq-icon {
  flex-shrink: 0;
  color: var(--color-navy);
  display: flex;
  align-items: center;
}

.faq-chevron {
  transition: transform var(--transition);
}
.faq-question[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}
.faq-question[aria-expanded="true"] {
  background: var(--color-bg-light);
}

.faq-answer {
  overflow: hidden;
}
.faq-answer[hidden] {
  display: block;
  max-height: 0;
  transition: max-height 0.35s ease;
}
.faq-answer:not([hidden]) {
  max-height: 400px;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  display: flex;
  gap: 16px;
  padding: 20px 28px 24px;
  background: #fafbfd;
  border-top: 1px solid var(--color-border);
}

.faq-a-mark {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-answer-inner p {
  font-size: 0.92rem;
  color: var(--color-text-body);
  line-height: 1.75;
  padding-top: 4px;
}

/* ============ OTHER SERVICES ============ */
.other-services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.other-service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.other-service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.other-service-img {
  width: 100%;
  height: 100%;
}

.other-service-card iframe {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 0;
}

.other-service-body {
  padding: 24px 28px 28px;
}

.other-service-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 10px;
  line-height: 1.35;
}

.other-service-desc {
  font-size: 0.9rem;
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: 8px;
}

.other-service-price {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

/* ============ CTA SECTION ============ */
.cta-section {
  padding: 120px 0;
}

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

.cta-heading {
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--color-white);
}

.cta-subtext {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 40px;
}

.cta-contact {
  margin-top: 24px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
}

.cta-email {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
.cta-email:hover {
  color: #ff8a5b;
}
.cta-email:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--color-navy);
  color: var(--color-white);
  padding-top: 56px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 15px;
}

.footer-logo {
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.footer-company {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
}

.footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: center;
}

.footer-nav-list a {
  font-size: 0.87rem;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
}
.footer-nav-list a:hover {
  color: var(--color-white);
}
.footer-nav-list a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

/* SNSリンク */
.footer-sns {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-sns-link {
  color: rgba(255,255,255,0.6);
}

.sns-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
  transition: background var(--transition), color var(--transition);
}
.sns-link:hover {
  background: var(--color-accent);
  color: var(--color-white);
}
.sns-link:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.footer-bottom {
  padding: 20px 24px;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  text-align: center;
}

/* ===========================================
   RESPONSIVE STYLES
   =========================================== */

/* ---- Tablet: max 1024px ---- */
@media (max-width: 1024px) {
  :root {
    --container-width: 100%;
  }

  .section { padding: 72px 0; }

  .section-title { font-size: 1.7rem; }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-heading { font-size: 2.4rem; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }

  .about-inner { gap: 40px; }

  .vs-block { padding: 36px 28px; gap: 16px; }

  .flow-steps { gap: 0; }
  .flow-step { min-width: 140px; }
  .flow-arrow svg { width: 20px; height: 20px; }

  .pricing-cards { gap: 24px; }

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

/* ---- Header breakpoint: max 960px ---- */
@media (max-width: 960px) {
  .header-nav { display: none; }
  .header-cta { display: none; }
  .hamburger { display: flex; }
  .header-inner { justify-content: space-between; }
}

/* ---- Mobile: max 768px ---- */
@media (max-width: 768px) {
  html { font-size: 15px; }

  .section { padding: 60px 0; }
  .section-title { font-size: 1.45rem; }
  .section-header { margin-bottom: 36px; }

  /* Hero */
  .hero-section {
    padding: calc(var(--header-height) + 48px) 0 60px;
  }
  .hero-heading { font-size: 1.85rem; }
  .hero-subtext { font-size: 0.95rem; }
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .hero-buttons .btn { width: 100%; max-width: 320px; }

  /* Cards */
  .cards-3col {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* About */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* VS Block */
  .vs-block {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 32px 24px;
  }
  .vs-badge {
    width: 52px;
    height: 52px;
    font-size: 1.2rem;
    margin: 0 auto;
  }

  /* Strengths */
  .strength-card { padding: 28px 24px; }

  /* Comparison Table */
  .table-wrapper {
    border-radius: var(--radius-md);
  }
  .comparison-table th,
  .comparison-table td {
    padding: 12px 14px;
    font-size: 0.82rem;
  }

  /* Works */
  .works-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Flow */
  .flow-steps {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    overflow-x: visible;
  }
  .flow-step {
    flex-direction: row;
    text-align: left;
    min-width: unset;
    padding: 16px 8px;
    gap: 20px;
  }
  .flow-arrow {
    display: none;
  }
  /* 縦フロー用 区切り線 */
  .flow-steps .flow-step:not(:last-child) {
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  /* Carousel */
  .carousel { --slides-to-show: 1; }
  .carousel-btn-prev { left: -8px; }
  .carousel-btn-next { right: -8px; }
  .carousel-btn {
    width: 36px;
    height: 36px;
  }

  /* Pricing */
  .poc-banner {
    gap: 4px 16px;
    padding: 16px 20px;
  }
  .poc-banner-text {
    font-size: 1rem;
  }
  .pricing-cards {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .pricing-card-featured {
    transform: scale(1);
    order: -1;
  }
  .pricing-header { padding: 24px 24px; }
  .pricing-body { padding: 24px 24px; }
  .pricing-footer { padding: 0 24px 24px; }

  /* FAQ */
  .faq-question { padding: 18px 20px; gap: 12px; }
  .faq-answer-inner { padding: 16px 20px 20px; gap: 12px; }

  /* Other Services */
  .other-services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* CTA */
  .cta-section { padding: 72px 0; }
  .cta-heading { font-size: 1.75rem; }
  .cta-subtext { font-size: 0.95rem; }
  .btn-xl { padding: 16px 36px; font-size: 1rem; }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }
  .footer-nav-list {
    justify-content: flex-start;
    gap: 8px 16px;
  }
  .footer-sns { gap: 14px; }

  /* Utility */
  .br-sp { display: block; }
}

/* ---- Very small mobile: max 400px ---- */
@media (max-width: 400px) {
  .container { padding: 0 16px; }
  .hero-heading { font-size: 1.6rem; }
  .section-title { font-size: 1.3rem; }
  .cta-heading { font-size: 1.5rem; }
}