/* ============================================
   個別指導レビュー - 共通CSS
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #E45710;
  --color-primary-light: #FF8D00;
  --color-accent: #FFE100;
  --color-bg-warm: #FFF4E4;
  --color-bg-base: #FFFFFF;
  --color-bg-footer: #333333;
  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-inverse: #FFFFFF;
  --color-course-elementary: #65CBE8;
  --color-course-junior: #42C461;
  --color-course-senior: #F96262;
  --color-programming: #0C3584;

  --font-family-base: "Noto Sans JP", "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  --font-size-base: 16px;
  --font-weight-normal: 400;
  --font-weight-bold: 700;

  --container-width: 1100px;
  --header-height: 80px;
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-pill: 70px;

  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
  --transition-base: 0.3s ease;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-base);
  line-height: 1.8;
  letter-spacing: 0.05em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-base);
}

a:hover {
  opacity: 0.8;
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

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

/* --- Utility --- */
.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Section Common --- */
.section {
  padding: 80px 0;
}

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

.section-label {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: 0.875rem;
  font-weight: var(--font-weight-normal);
  padding: 5px 20px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 16px;
}

.section-heading {
  text-align: center;
  margin-bottom: 48px;
}

.section-heading__ja {
  display: block;
  font-size: 1.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: 4px;
  line-height: 1.4;
}

.section-heading__en {
  display: block;
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ============================================
   Header
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-bg-base);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  transition: box-shadow var(--transition-base);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  flex-shrink: 0;
}

.header__logo-link {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.header__logo-link:hover {
  opacity: 1;
}

.header__logo-main {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.header__logo-sub {
  font-size: 0.625rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
}

/* Logo Images */
.header__logo-img {
  height: 40px;
  width: auto;
  display: block;
}

@media (max-width: 767px) {
  .header__logo-img {
    height: 32px;
  }
}

.footer__logo-img {
  height: 36px;
  width: auto;
  display: block;
  margin-bottom: 12px;
}

@media (max-width: 767px) {
  .footer__logo-img {
    height: 28px;
  }
}

/* Navigation */
.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  gap: 4px;
}

.header__nav-link {
  display: block;
  font-size: 0.8125rem;
  font-weight: var(--font-weight-bold);
  padding: 8px 10px;
  border-radius: 4px;
  white-space: nowrap;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.header__nav-link:hover {
  background-color: var(--color-bg-warm);
  color: var(--color-primary);
  opacity: 1;
}

/* Header CTA */
.header__cta {
  display: none;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.header__cta-tel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: 0.8125rem;
  font-weight: var(--font-weight-bold);
  padding: 10px 16px;
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-base);
}

.header__cta-tel:hover {
  background-color: var(--color-primary-light);
  opacity: 1;
}

.header__cta-contact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-accent);
  color: var(--color-text-primary);
  font-size: 0.8125rem;
  font-weight: var(--font-weight-bold);
  padding: 10px 16px;
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-base);
}

.header__cta-contact:hover {
  background-color: #ffe940;
  opacity: 1;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 6px;
  z-index: 1100;
}

.hamburger__line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

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

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

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background-color: var(--color-bg-base);
  z-index: 1050;
  padding: 100px 32px 40px;
  transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
}

.mobile-menu.is-open {
  right: 0;
}

.mobile-menu__overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu__overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__list {
  margin-bottom: 32px;
}

.mobile-menu__link {
  display: block;
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  padding: 16px 0;
  border-bottom: 1px solid #eee;
  transition: color var(--transition-base);
}

.mobile-menu__link:hover {
  color: var(--color-primary);
  opacity: 1;
}

.mobile-menu__cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-menu__cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  padding: 16px;
  border-radius: var(--border-radius-sm);
  text-align: center;
}

.mobile-menu__cta-btn--tel {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.mobile-menu__cta-btn--contact {
  background-color: var(--color-accent);
  color: var(--color-text-primary);
}

body.menu-open {
  overflow: hidden;
}

/* ============================================
   Hero / Main Visual
   ============================================ */
.hero {
  margin-top: var(--header-height);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: 60px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 350px;
  height: 350px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 50%;
}

.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-text-inverse);
}

.hero__catch {
  font-size: 1.75rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.5;
  margin-bottom: 20px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero__catch em {
  font-style: normal;
  display: inline;
  background: linear-gradient(transparent 60%, rgba(255, 225, 0, 0.4) 60%);
}

.hero__sub {
  font-size: 0.9375rem;
  line-height: 1.7;
  opacity: 0.95;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-accent);
  color: var(--color-text-primary);
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  padding: 18px 40px;
  border-radius: 50px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  opacity: 1;
}

.hero__cta i {
  font-size: 0.875rem;
}

/* ============================================
   Campaign Section
   ============================================ */
.campaign__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.campaign-card {
  background-color: var(--color-bg-base);
  border-radius: var(--border-radius-md);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.campaign-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

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

.campaign-card__icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.campaign-card__title {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 8px;
  line-height: 1.4;
}

.campaign-card__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.campaign-card__highlight {
  display: inline-block;
  color: var(--color-primary);
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
}

/* ============================================
   About / Features Section
   ============================================ */
.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.feature-card {
  background-color: var(--color-bg-base);
  border-radius: var(--border-radius-md);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background-color: var(--color-bg-warm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.feature-card__title {
  font-size: 1.0625rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 12px;
  line-height: 1.4;
}

.feature-card__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================
   Course Section
   ============================================ */
.courses__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.course-card {
  background-color: var(--color-bg-base);
  border-radius: var(--border-radius-md);
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.course-card__header {
  height: 6px;
}

.course-card--elementary .course-card__header {
  background-color: var(--color-course-elementary);
}

.course-card--junior .course-card__header {
  background-color: var(--color-course-junior);
}

.course-card--senior .course-card__header {
  background-color: var(--color-course-senior);
}

.course-card--programming .course-card__header {
  background-color: var(--color-programming);
}

.course-card__body {
  padding: 28px 24px;
}

.course-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-inverse);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.course-card--elementary .course-card__tag {
  background-color: var(--color-course-elementary);
}

.course-card--junior .course-card__tag {
  background-color: var(--color-course-junior);
}

.course-card--senior .course-card__tag {
  background-color: var(--color-course-senior);
}

.course-card--programming .course-card__tag {
  background-color: var(--color-programming);
}

.course-card__title {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 12px;
  line-height: 1.4;
}

.course-card__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.course-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  transition: gap var(--transition-base);
}

.course-card__link:hover {
  gap: 8px;
  opacity: 1;
}

/* ============================================
   Video Section
   ============================================ */
.video__wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.video__embed {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.video__embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   Access Section
   ============================================ */
.access__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.access__map {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.access__map iframe {
  display: block;
  width: 100%;
  height: 300px;
  border: none;
}

.access__info {
  padding: 8px 0;
}

.access__info-title {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 20px;
  color: var(--color-text-primary);
}

.access__info-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.access__info-item i {
  color: var(--color-primary);
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  margin-top: 4px;
}

/* ============================================
   CTA Band
   ============================================ */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: 60px 0;
  text-align: center;
  color: var(--color-text-inverse);
}

.cta-band__text {
  font-size: 1.375rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 28px;
  line-height: 1.5;
}

.cta-band__buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.cta-band__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1.0625rem;
  font-weight: var(--font-weight-bold);
  padding: 16px 36px;
  border-radius: 50px;
  min-width: 260px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.cta-band__btn:hover {
  transform: translateY(-2px);
  opacity: 1;
}

.cta-band__btn--tel {
  background-color: var(--color-bg-base);
  color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.cta-band__btn--tel:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.cta-band__btn--contact {
  background-color: var(--color-accent);
  color: var(--color-text-primary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.cta-band__btn--contact:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--color-bg-footer);
  color: var(--color-text-inverse);
  padding: 48px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer__brand-name {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 12px;
  color: var(--color-primary-light);
}

.footer__brand-info {
  font-size: 0.8125rem;
  line-height: 1.8;
  opacity: 0.8;
}

.footer__nav-title {
  font-size: 0.875rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 16px;
  color: var(--color-primary-light);
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__nav-link {
  font-size: 0.8125rem;
  opacity: 0.8;
  transition: opacity var(--transition-base);
}

.footer__nav-link:hover {
  opacity: 1;
  color: var(--color-primary-light);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
}

.footer__copyright {
  font-size: 0.75rem;
  opacity: 0.6;
}

/* ============================================
   Scroll Animation
   ============================================ */
.js-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   Responsive: Tablet (768px+)
   ============================================ */
@media (min-width: 768px) {
  .hero__catch {
    font-size: 2.25rem;
  }

  .hero__sub {
    font-size: 1.0625rem;
  }

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

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

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

  .access__inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .access__map iframe {
    height: 360px;
  }

  .cta-band__buttons {
    flex-direction: row;
    justify-content: center;
  }

  .cta-band__text {
    font-size: 1.5rem;
  }

  .footer__inner {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
  }

  .section-heading__ja {
    font-size: 2rem;
  }
}

/* ============================================
   Responsive: Desktop (1024px+)
   ============================================ */
@media (min-width: 1024px) {
  :root {
    --header-height: 80px;
  }

  .header__nav {
    display: block;
  }

  .header__cta {
    display: flex;
  }

  .hamburger {
    display: none;
  }

  .hero {
    padding: 100px 0 120px;
  }

  .hero__catch {
    font-size: 2.75rem;
  }

  .hero__sub {
    font-size: 1.125rem;
  }

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

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

  .section {
    padding: 100px 0;
  }

  .campaign-card {
    padding: 40px 28px;
  }
}

/* ============================================
   AI電話 (24h) サブCTA・注記スタイル
   ============================================ */
/* AI電話ボタン（既存より少し小さく、サブ感を出す） */
.header__cta-tel--ai,
.mobile-menu__cta-btn--ai,
.cta-band__btn--tel--ai,
.thanks-actions__btn--tel--ai,
.thanks-card__tel-num--ai {
  font-size: 0.92em;
  opacity: 0.92;
}

.header__cta-tel--ai small,
.mobile-menu__cta-btn--ai small,
.cta-band__btn--tel--ai small,
.thanks-card__tel-num--ai small,
.trial-section__contact-item small,
.phone-contact__number small {
  font-size: 0.72em;
  margin-left: 4px;
  font-weight: var(--font-weight-normal, 400);
  opacity: 0.85;
}

/* 24時間対応の注記テキスト */
.tel-note {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-secondary, #666);
  margin-top: 4px;
  line-height: 1.6;
}

/* CTAバンド内の注記（白背景の上で読めるよう色を反転） */
.tel-note--cta {
  text-align: center;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.92);
}

/* footer内の注記は薄めに */
.footer .tel-note {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 8px;
}

/* ============================================
   ヘッダー右端 はみ出し対策（PC 1280px向け）
   ヘッダー内の AI電話ボタンのみコンパクト化。
   mobile-menu / cta-band / footer 等の同名サブクラスには影響させない。
   ============================================ */
.header__cta {
  flex-wrap: nowrap;
}

/* ヘッダー内の通常電話ボタン側も少しだけ詰めて全体収まりを確保 */
.header__cta .header__cta-tel {
  padding: 9px 12px;
  gap: 5px;
}

/* ヘッダー内の AI電話ボタンはさらにコンパクトに */
.header__cta .header__cta-tel--ai {
  font-size: 0.78em;
  padding: 9px 10px;
  gap: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.header__cta .header__cta-tel--ai small {
  font-size: 0.68em;
  margin-left: 2px;
  white-space: nowrap;
}

/* ヘッダー内のお問合せボタンも僅かに詰める */
.header__cta .header__cta-contact {
  padding: 9px 12px;
  gap: 5px;
}

/* 1280px帯（ハンバーガー切替境界より上〜1499px）はさらに圧縮 */
@media (min-width: 1024px) and (max-width: 1499px) {
  .header__cta {
    gap: 4px;
  }
  .header__cta .header__cta-tel,
  .header__cta .header__cta-contact {
    padding: 8px 8px;
    gap: 3px;
    font-size: 0.7rem;
  }
  .header__cta .header__cta-tel--ai {
    font-size: 0.62rem;
    padding: 8px 6px;
    gap: 2px;
  }
  .header__cta .header__cta-tel--ai small {
    font-size: 0.85em;
    margin-left: 1px;
  }
  .header__cta .header__cta-tel i,
  .header__cta .header__cta-contact i {
    font-size: 0.9em;
  }
  /* nav リンクも詰めて CTA エリアの幅余裕を確保 */
  .header__nav-link {
    padding: 7px 6px;
    font-size: 12px;
  }
  .header__nav-list {
    gap: 2px;
  }
}