/* ============================================
   Minna Systems - Common Styles
   Variables, Utilities, Header, Footer, Shared Components
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #f7d13b;
  --color-primary-dark: #e5b800;
  --color-primary-light: #fff3b0;
  --color-primary-bg: #FFF9E6;
  --color-secondary: #f09f4d;
  --color-secondary-light: #ffcf99;
  --color-accent: #e07b39;
  --color-accent-green: #63a84d;
  --color-text: #333333;
  --color-text-light: #555555;
  --color-text-muted: #666666;
  --color-white: #ffffff;
  --color-bg: #FFFDF5;
  --color-bg-gray: #FFF9E6;
  --color-bg-warm: #FFF5E0;
  --color-border: #ECF0F1;
  --color-border-light: #f0ebe0;
  --color-dark: #333333;
  --gradient-primary: linear-gradient(135deg, #f7d13b 0%, #f09f4d 100%);
  --gradient-warm: linear-gradient(135deg, #f09f4d 0%, #f7d13b 100%);
  --font-main: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Noto Sans JP", sans-serif;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  --max-width: 1200px;
  --header-height: 80px;
  --radius: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --transition: 0.3s ease;
  --transition-fast: 150ms ease;
  --transition-slow: 500ms ease;
}

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section--gray {
  background-color: var(--color-bg);
}

.section--primary {
  background-color: var(--color-bg-gray);
}

.section--dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section--compact {
  padding: var(--spacing-3xl) 0;
}

.text-accent {
  color: var(--color-secondary);
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-header__en {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.section-header__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text);
}

.section-header__subtitle {
  margin-top: var(--spacing-md);
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.section-lead {
  font-size: 1.3rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.8;
  text-align: center;
}

.section-lead strong {
  color: var(--color-secondary);
  font-size: 1.6rem;
  font-weight: 700;
}

/* --- Buttons --- */
.ms-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.ms-btn--primary {
  background: var(--gradient-primary);
  color: var(--color-dark);
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(247, 209, 59, 0.3);
}

.ms-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(247, 209, 59, 0.45);
  color: var(--color-dark);
}

.ms-btn--outline {
  background-color: transparent;
  color: var(--color-secondary);
  border: 2px solid var(--color-secondary);
  font-weight: 600;
}

.ms-btn--outline:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.ms-btn--ghost {
  background: transparent;
  border: 2px solid var(--color-secondary);
  color: var(--color-secondary);
  font-weight: 600;
}

.ms-btn--ghost:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.ms-btn--accent {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(224, 123, 57, 0.3);
}

.ms-btn--accent:hover {
  background-color: #c66a2e;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(224, 123, 57, 0.4);
}

.ms-btn--lg {
  padding: 1.1rem 3rem;
  font-size: 1.1rem;
}

.ms-btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.ms-btn--arrow::after {
  content: "\2192";
}

.ms-btn--white {
  background: var(--color-white);
  color: var(--color-secondary);
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.ms-btn--white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-secondary);
}

.ms-btn--blue {
  background-color: #2563EB;
  color: #fff;
  border: none;
}

.ms-btn--blue:hover {
  background-color: #1D4ED8;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all var(--transition);
}

.header--scrolled {
  box-shadow: var(--shadow);
}

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

.header__logo {
  display: flex;
  align-items: center;
}

.header__logo-img {
  height: 40px;
  width: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__item {
  position: relative;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 0;
  display: block;
  color: var(--color-text);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition);
}

.nav__link:hover {
  color: var(--color-secondary);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__dropdown {
  position: absolute;
  top: 100%;
  left: -16px;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 12px 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: 8px 24px;
  font-size: 0.875rem;
  color: var(--color-text);
}

.nav__dropdown-link:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-secondary);
}

.nav__cta {
  margin-left: var(--spacing-sm);
}

/* Mobile menu */
.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.hamburger__line {
  display: block;
  position: absolute;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease;
  left: 50%;
  margin-left: -11px;
}

.hamburger__line:nth-child(1) {
  top: 16px;
}

.hamburger__line:nth-child(2) {
  top: 23px;
}

.hamburger__line:nth-child(3) {
  top: 30px;
}

.hamburger--active .hamburger__line:nth-child(1) {
  transform: rotate(45deg);
  top: 23px;
}

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

.hamburger--active .hamburger__line:nth-child(3) {
  transform: rotate(-45deg);
  top: 23px;
}

/* Nav overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-overlay--visible {
  display: block;
  opacity: 1;
}

/* --- Breadcrumb --- */
.breadcrumb {
  margin-top: var(--header-height);
  padding: 6px 0;
  background-color: #f5f5f5;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  position: relative;
  z-index: 1;
}

.breadcrumb__list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb__item::after {
  content: ">";
  margin-left: 8px;
  color: var(--color-text-muted);
}

.breadcrumb__item:last-child::after {
  display: none;
}

.breadcrumb__link {
  color: var(--color-text-muted);
}

.breadcrumb__link:hover {
  color: var(--color-secondary);
}

/* --- Page Hero (sub pages) --- */
.page-hero {
  position: relative;
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, #FFF3D0 0%, #FDEAB8 100%);
}

.page-hero__inner {
  position: relative;
  z-index: 1;
}

.page-hero__en {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.page-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 700;
}

.page-hero__description {
  margin-top: var(--spacing-md);
  color: var(--color-text);
  max-width: 800px;
}

/* Cover variant (with background image) */
.page-hero--cover {
  padding: var(--spacing-4xl) 0;
  background: none;
  overflow: hidden;
  text-align: center;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(52, 135, 197, 0.7);
}

.page-hero--cover .page-hero__en {
  color: rgba(255, 255, 255, 0.8);
}

.page-hero--cover .page-hero__title {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: #fff !important;
  font-size: clamp(2rem, 5vw, 3rem) !important;
}

.page-hero--cover .page-hero__description {
  color: rgba(255, 255, 255, 0.9);
  margin-left: auto;
  margin-right: auto;
}

.page-hero__lead {
  margin-top: var(--spacing-md);
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.8;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Cards --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  align-items: stretch;
}

.card-grid .card,
.card-grid .card--link {
  height: 100%;
}

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

.card-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid--4col {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: none;
  box-shadow: none;
}

a.card--link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  background-color: var(--color-bg);
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card__voice {
  margin-top: var(--spacing-sm);
}

.card__voice-label {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent);
  background-color: rgba(255, 107, 53, 0.1);
  border-radius: var(--radius-full);
}

.card__body {
  padding: var(--spacing-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__body .ms-btn {
  margin-top: auto;
}

.card__body .card__text + .ms-btn {
  margin-top: var(--spacing-lg);
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--spacing-sm);
}

.card__tag {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 12px;
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.card__tags .card__tag {
  margin-bottom: 0;
}

.card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

.card__company {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

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

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-secondary);
}

.card__link::after {
  content: "";
  position: absolute;
  inset: 0;
}

.card__link::before {
  content: "\2192";
  order: 1;
  transition: transform var(--transition-fast);
}

.card__link:hover::before {
  transform: translateX(4px);
}

.card__link:hover {
  color: var(--color-secondary);
}

/* --- Service Card --- */
.service-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid #d0d5d9;
  text-align: center;
  display: flex;
  flex-direction: column;
  transition: none !important;
}

.service-card:hover,
article.service-card:hover,
.card-grid .service-card:hover,
.card-grid--3col .service-card:hover {
  transform: none !important;
  box-shadow: none !important;
  box-shadow: unset !important;
  opacity: 1 !important;
  border-color: #d0d5d9 !important;
  background-color: var(--color-white) !important;
}

.service-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(247, 209, 59, 0.2) 0%, rgba(240, 159, 77, 0.2) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-secondary);
}

.service-card--has-image {
  padding: 0;
  overflow: hidden;
}

.service-card__image {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-card--has-image .service-card__catchphrase,
.service-card--has-image .service-card__title,
.service-card--has-image .service-card__text,
.service-card--has-image .service-card__price {
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.service-card--has-image .service-card__catchphrase {
  padding-top: var(--spacing-lg);
}

.service-card--has-image .service-card__title {
  padding-top: 0;
}

.service-card--has-image .service-card__text {
  padding-bottom: var(--spacing-lg);
}

.service-card--has-image .ms-btn {
  margin-left: var(--spacing-lg);
  margin-right: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.service-card__catchphrase {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-xs);
  letter-spacing: 0.05em;
}

.service-card__title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.service-card__price {
  font-size: 0.875rem;
  color: var(--color-secondary);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.service-card .ms-btn {
  margin-top: auto;
}

/* --- Numbers / Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.stat {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.stat__number {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1;
}

.stat__unit {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-secondary);
}

.stat__label {
  font-size: 1.05rem;
  color: var(--color-text);
  font-weight: 700;
  margin-top: var(--spacing-sm);
}

/* --- Feature List --- */
.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.feature {
  background: var(--color-white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.feature__icon {
  width: auto;
  height: auto;
  margin: 0 0 var(--spacing-lg) 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature__icon-img {
  width: 80px;
  height: 80px;
  object-fit: contain;
}

.feature__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
  text-align: center;
}

.feature__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* --- Data Table --- */
.data-table {
  width: 100%;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.data-table th {
  width: 170px;
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-weight: 700;
  white-space: nowrap;
  vertical-align: top;
}

/* --- Flow / Steps --- */
.flow {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.flow__step {
  flex: 1;
  min-width: 160px;
  max-width: 220px;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  position: relative;
}

.flow__number {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-md);
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-dark);
}

.flow__title {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.flow__text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* --- FAQ --- */
.faq__item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
}

.faq__question {
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.faq__question::before {
  content: "Q.";
  color: var(--color-secondary);
  font-weight: 700;
  flex-shrink: 0;
}

.faq__answer {
  margin-top: var(--spacing-md);
  padding-left: 28px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* --- CTA Section --- */
.cta {
  position: relative;
  padding: var(--spacing-4xl) 0;
  background: linear-gradient(160deg, #FFF9E6 0%, #FFF3D6 40%, #FFEDD0 100%);
  text-align: center;
  overflow: hidden;
}

.cta__bg-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(240, 159, 77, 0.06);
}

.cta__bg-shape--1 {
  width: 400px;
  height: 400px;
  top: -150px;
  right: -100px;
}

.cta__bg-shape--2 {
  width: 250px;
  height: 250px;
  bottom: -80px;
  left: 5%;
}

.cta__badge {
  position: relative;
  display: inline-block;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(224, 123, 57, 0.2);
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-lg);
}

.cta__title {
  position: relative;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 400;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.cta__title strong {
  font-weight: 700;
}

.cta__text {
  position: relative;
  color: var(--color-text-light);
  font-size: 1rem;
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.cta__trust {
  position: relative;
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  list-style: none;
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.cta__trust-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-text);
}

.cta__trust-item svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

.cta__trust-item strong {
  color: var(--color-accent);
  font-weight: 700;
}

.cta__cards {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  max-width: 720px;
  margin: 0 auto var(--spacing-2xl);
}

.cta__card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--color-white);
  border: 2px solid var(--color-border-light);
  border-radius: 16px;
  padding: var(--spacing-lg) var(--spacing-xl);
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  text-align: left;
}

.cta__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary-light);
  color: var(--color-text);
}

.cta__card--primary {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.cta__card--primary:hover {
  border-color: var(--color-secondary);
}

.cta__card-recommend {
  position: absolute;
  top: -12px;
  left: 20px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
}

.cta__card-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-bg);
  border-radius: 12px;
  color: var(--color-accent);
}

.cta__card-body {
  flex: 1;
  min-width: 0;
}

.cta__card-title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.cta__card-desc {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.cta__card-arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.cta__card:hover .cta__card-arrow {
  transform: translateX(4px);
  color: var(--color-accent);
}

.cta__closing {
  position: relative;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-lg);
}

.cta__buttons {
  position: relative;
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Footer --- */
/* --- フッターバー --- */
.footer-bar__logo {
  display: inline-flex;
  flex-shrink: 0;
  background: var(--color-white);
  padding: 8px 12px;
  border-radius: var(--radius-md);
}

.footer-bar__logo img {
  height: 36px;
  width: auto;
}

.footer-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bar__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
}

.footer-bar__item--accent {
  background: var(--color-accent);
  color: var(--color-white);
}

.footer-bar__item--accent:hover {
  opacity: 0.85;
  color: var(--color-white);
}

.footer-bar__item--outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--color-white);
}

.footer-bar__item--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

.footer-bar__arrow {
  font-size: 1.2rem;
  line-height: 1;
}

.footer-bar__tel {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-white);
  flex-wrap: wrap;
}

.footer-bar__tel-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
}

.footer-bar__tel-line {
  width: 24px;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}

.footer-bar__tel-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.footer-bar__tel-hours {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer {
  background-color: #212121;
  color: var(--color-white);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

main {
  margin-bottom: var(--spacing-4xl);
}

main:has(> .cta:last-child) {
  margin-bottom: 0;
}

.footer,
.footer a,
.footer p,
.footer h1, .footer h2, .footer h3, .footer h4,
.footer span,
.footer li,
.footer .c-widget__title,
.footer .footer__copyright {
  color: var(--color-white) !important;
}

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

.footer__brand {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.footer__description {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.footer__contact-info {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
}

.footer__heading {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.5);
}

.footer__link {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

/* フッターウィジェットカラム */
.footer__widget-col .c-widget__title,
.footer__widget-col .c-widget__title.-footer {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.5);
  padding: 0;
  border: none;
  background: none;
}

.footer__widget-col .c-widget {
  margin-bottom: 0;
}

.footer__widget-col .menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__widget-col .menu-item {
  border: none !important;
  list-style: none !important;
  padding-left: 0 !important;
}

.footer__widget-col .menu-item::before,
.footer__widget-col .menu-item::after,
.footer__widget-col .menu-item a::before,
.footer__widget-col .menu-item a::after {
  display: none !important;
}

.footer__widget-col .menu-item a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 4px 0;
  transition: color var(--transition-fast);
  text-decoration: none;
  border: none !important;
}

.footer__widget-col .menu-item a:hover {
  color: var(--color-white);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-xl);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer__copyright {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}

.footer__legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer__legal a {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}

.footer__legal a:hover {
  color: var(--color-white);
}

/* --- News List --- */
.news-list {
  max-width: 900px;
  margin: 0 auto;
}

.news-list__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition);
  text-decoration: none;
  color: var(--color-text);
}

.news-list__item:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-text);
}

.news-list__date {
  flex-shrink: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  min-width: 90px;
}

.news-list__item .card__tag {
  flex-shrink: 0;
}

.news-list__title {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.6;
}

/* --- Logos --- */
.logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-md);
  margin: 0 auto;
}

.logos__item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logos__img {
  width: 100%;
  height: auto;
}

/* --- Tags / Filter --- */
.tag-filter {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
}

.tag-filter__btn {
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  background: none;
  cursor: pointer;
  transition: all var(--transition);
}

.tag-filter__btn:hover,
.tag-filter__btn--active {
  border-color: var(--color-secondary);
  background-color: var(--color-secondary);
  color: var(--color-white);
}

/* --- Pagination --- */
.pagination {
  margin-top: var(--spacing-3xl);
}

.pagination__list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  list-style: none;
  padding: 0;
  margin: 0;
}

.pagination__link {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
}

.pagination__link--active,
.pagination__link.is-active {
  background: var(--gradient-primary);
  border-color: var(--color-primary);
  color: var(--color-dark);
  font-weight: 700;
}

.pagination__link:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-text);
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* --- Helper: sp-hide --- */
@media (max-width: 768px) {
  .sp-hide {
    display: none;
  }
}

/* --- Responsive: Common --- */
@media (min-width: 768px) {
  .header__logo-img {
    height: 48px;
  }
}

@media (max-width: 1024px) {
  .card-grid,
  .card-grid--3col {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid--4col {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .footer-bar__inner {
    flex-wrap: wrap;
    gap: var(--spacing-md);
  }

  .footer-bar__tel {
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  body {
    font-size: 1rem;
  }

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

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

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 88%;
    max-width: 375px;
    height: 100vh;
    height: 100dvh;
    background-color: #fdfdfd;
    padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-xl) var(--spacing-xl);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
    transform: translateX(100%);
    opacity: 1;
    visibility: hidden;
    transition: transform 0.35s ease, visibility 0.35s ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 1000;
  }

  .nav--open {
    transform: translateX(0);
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    gap: 0;
  }

  .nav__item {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link {
    padding: 16px 0;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav__link::after {
    display: none;
  }

  .nav__dropdown {
    position: static;
    box-shadow: none;
    border: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: 0 0 var(--spacing-sm) 0;
    background: transparent;
    border-radius: 0;
  }

  .nav__dropdown-link {
    padding: 10px 0 10px var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    position: relative;
  }

  .nav__dropdown-link::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 1px;
    background: var(--color-text-muted);
    margin-right: 8px;
    vertical-align: middle;
  }

  .nav__cta {
    margin-left: 0;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    width: 100%;
    border-bottom: none;
  }

  .nav__cta .ms-btn {
    width: 100%;
    padding: 0.9rem 2rem;
    font-size: 0.95rem;
  }

  .hamburger {
    display: flex;
  }

  .card-grid,
  .card-grid--2col,
  .card-grid--3col {
    grid-template-columns: 1fr;
  }

  .card-grid--4col {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .stat {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .feature {
    text-align: center;
    padding: var(--spacing-xl);
  }

  .feature__icon {
    justify-content: center;
  }

  .feature__text {
    text-align: left;
  }

  .flow {
    flex-direction: column;
    align-items: center;
  }

  .flow__step {
    max-width: 100%;
  }

  .ms-btn--lg {
    padding: 0.9rem 2rem;
    font-size: 1rem;
  }

  .service-card {
    padding: var(--spacing-xl);
  }

  .service-card--has-image .service-card__catchphrase,
  .service-card--has-image .service-card__title,
  .service-card--has-image .service-card__text,
  .service-card--has-image .service-card__price {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }

  .service-card--has-image .service-card__text {
    padding-bottom: var(--spacing-md);
  }

  .service-card--has-image .ms-btn {
    margin-left: var(--spacing-lg);
    margin-right: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
  }

  .section-header {
    margin-bottom: var(--spacing-xl);
  }

  .section-header__subtitle {
    font-size: 0.9rem;
  }

  /* 全体の最低フォントサイズ 14px を保証 */
  body {
    font-size: 16px !important;
    line-height: 1.8 !important;
  }

  p, span, a, li, td, th, dt, dd,
  label, input, select, textarea, button,
  small, cite, time, figcaption {
    font-size: 14px !important;
  }

  .nav__link,
  .nav__dropdown-link,
  .ms-btn,
  .card__text,
  .card__company,
  .card__tag,
  .card__title,
  .card__voice-label,
  .card__link,
  .service-card__text,
  .service-card__catchphrase,
  .service-card__title,
  .service-card__price,
  .service-card__label,
  .feature__text,
  .feature__title,
  .flow__text,
  .flow__title,
  .faq__question,
  .faq__answer,
  .cta__text,
  .cta__badge,
  .cta__closing,
  .cta__trust-item,
  .cta__card-title,
  .cta__card-desc,
  .data-table th,
  .data-table td,
  .stat__label,
  .news-list__title,
  .news-list__date,
  .section-header__en,
  .section-header__subtitle,
  .page-hero__lead,
  .page-hero__description,
  .breadcrumb,
  .breadcrumb__link,
  .hero__description,
  .hero__badge,
  .hero__guide-link__main,
  .hero__guide-link__sub,
  .home-about__text,
  .home-about__caption-title,
  .home-ai__text,
  .home-ai__list li,
  .footer__copyright,
  .footer__link,
  .footer__description,
  .footer__contact-info,
  .footer__heading,
  .footer__legal a,
  .footer__widget-col .menu-item a,
  .footer-bar__item,
  .footer-bar__tel-label,
  .footer-bar__tel-hours,
  .tag-filter__btn,
  .pagination__link,
  .philosophy-block__label,
  .mv-card__label,
  .value-card__number,
  .value-card__text,
  .principal-item__number,
  .principal-item__text,
  .policy-item__number,
  .contact-phone__label,
  .contact-phone small,
  .form__required,
  .form__optional,
  .form__checkbox,
  .contact-layout__main .wpcf7-form .badge,
  .contact-layout__main .wpcf7-not-valid-tip,
  .chapter-header__en,
  .guide-article__tag,
  .guide-article__desc,
  .ai-solve__label,
  .ai-solve__effect-label,
  .ai-result__before-label,
  .ai-result__after-label,
  .case-content__result-text,
  .case-content__voice cite,
  .case-interview__name,
  .case-content__video-channel,
  .case-content__article-body time,
  .blog-meta,
  .pricing-card__unit,
  .pricing-card__feature,
  .pricing-column__list li,
  .happy-point__number,
  .happy-point__text {
    font-size: 14px !important;
  }

  /* 見出し等の大きい要素は個別サイズ維持 */
  .section-header__title { font-size: 1.4rem !important; }
  .section-lead { font-size: 1rem !important; }
  .section-lead strong { font-size: 1.25rem !important; }
  .card__title { font-size: 1rem !important; }
  .feature__title { font-size: 1.05rem !important; }
  .service-card__title { font-size: 1.3rem !important; }
  .cta__card-title { font-size: 1rem !important; }
  .faq__question { font-size: 1rem !important; }
  .hero__guide-link__main { font-size: 1rem !important; }
  .footer-bar__tel-number { font-size: 1.5rem !important; }
  .stat__number { font-size: 1.75rem !important; }
  .ms-btn { font-size: 1rem !important; }
  .nav__link { font-size: 1rem !important; }
  .page-hero__title { font-size: 1.5rem !important; }
  .hero__title-main { font-size: 2.2rem !important; }
  .hero__title-main .text-accent { font-size: 2.2rem !important; }
  .hero__title-small { font-size: 1.4rem !important; }
  .home-about__heading { font-size: 1.3rem !important; }
  .home-about__heading .text-accent { font-size: 1.3rem !important; }
  .home-ai__en { font-size: 2rem !important; }
  .home-ai__title { font-size: 1.4rem !important; }

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

  .footer-bar__inner {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .footer-bar__tel {
    flex-direction: column;
    text-align: center;
    gap: 4px;
  }

  .footer-bar__tel-line {
    display: none;
  }

  .footer {
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer__legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
  }

  .data-table th {
    width: 120px;
  }

  .page-hero__title {
    font-size: 1.5rem;
  }

  .cta {
    padding: var(--spacing-3xl) 0;
  }

  .cta__badge {
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
  }

  .cta__title {
    font-size: 1.25rem;
  }

  .cta__text {
    font-size: 0.9rem;
  }

  .cta__trust {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
  }

  .cta__cards {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .cta__card {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .section-lead {
    font-size: 1rem;
  }

  .section-lead strong {
    font-size: 1.25rem;
  }

  .news-list__item {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .news-list__date {
    min-width: auto;
  }

  .news-list__title {
    width: 100%;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .card-grid--4col {
    grid-template-columns: 1fr;
  }

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

  .stat__number {
    font-size: 1.75rem;
  }

  .stat__label {
    font-size: 0.875rem;
  }

  .ms-btn--lg {
    padding: 0.8rem 1.5rem;
    font-size: 0.875rem;
  }

  .cta__buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta__buttons .ms-btn {
    width: 100%;
    max-width: 300px;
  }

  .cta__cards {
    gap: var(--spacing-md);
  }

  .card__body {
    padding: var(--spacing-lg);
  }

  .footer__contact-info {
    font-size: 0.875rem;
  }
}

/* --- WordPress Admin Bar対応 ---
   ※ 主な制御は header.php のインラインCSS（is_admin_bar_showing()）で実施。
   以下はフォールバック。
*/

/* --- SWELL互換 --- */
/* SWELLのデフォルトヘッダー/フッター/SPメニューを非表示 */
.p-spMenu,
.l-header,
.l-footer {
  display: none !important;
}

/* SWELLやブラウザ由来のmain要素のスタイルをリセット */
#body_wrap > main,
#body_wrap > .main,
main {
  padding-top: 0 !important;
  margin-top: 0 !important;
  display: flow-root;
}

/* SWELL由来の余分な余白をリセット */
.l-mainContent,
.l-content,
.l-article {
  padding-top: 0 !important;
  margin-top: 0 !important;
}