/* ================================================
   MOBILE FIRST CSS - PROQ
   Base styles are for mobile, then expand with min-width queries
   ================================================ */

/* Base Reset & Variables */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #faf9f8;
  --bg-tertiary: #f5f3f0;
  --bg-dark: #1a1515;
  --text-primary: #1a1a1a;
  --text-secondary: #3d3d3d;
  --text-muted: #6b6b6b;
  --text-light: #ffffff;
  /* アクセントカラー - グロッシーワインレッド（艶・高級感・情熱） */
  --accent: #8b1e3f;
  --accent-light: #a82255;
  --accent-dark: #5c1428;
  --accent-glow: #c42b5b;
  --border-subtle: rgba(139, 30, 63, 0.1);
  --border-dark: rgba(139, 30, 63, 0.2);
  --font-jp: "Noto Sans JP", sans-serif;
  --font-en: "Cinzel", serif;
  --container-width: 1100px;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-jp);
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.05em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@media (min-width: 768px) {
  body {
    font-size: 16px;
    line-height: 2;
  }
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ================================================
   Typography & Utilities
   ================================================ */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 15px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

.section {
  padding: 60px 15px;
}

@media (min-width: 768px) {
  .section {
    padding: 100px 20px;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: 120px 20px;
  }
}

/* Alternating Section Colors */
.section:nth-of-type(odd) {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.section:nth-of-type(even) {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

/* Section Header */
.section__header {
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 20px;
}

@media (min-width: 768px) {
  .section__header {
    margin-bottom: 60px;
    padding-bottom: 30px;
  }
}

@media (min-width: 1024px) {
  .section__header {
    margin-bottom: 80px;
  }
}

.section__header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg,
      var(--accent-dark),
      var(--accent-glow),
      var(--accent-dark));
  border-radius: 2px;
}

@media (min-width: 768px) {
  .section__header::after {
    width: 50px;
    height: 3px;
  }
}

.section__title {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: 10px;
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .section__title {
    font-size: 2.5rem;
    margin-bottom: 15px;
  }
}

@media (min-width: 1024px) {
  .section__title {
    font-size: 3rem;
  }
}

.section__subtitle {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  font-weight: 500;
  color: var(--text-muted);
}

@media (min-width: 768px) {
  .section__subtitle {
    font-size: 1rem;
    letter-spacing: 0.2em;
  }
}

/* ================================================
   Service & Price
   ================================================ */
.service {
  background-color: var(--bg-secondary);
  padding: 80px 0;
  /* Increased from 60px for more vertical space */
}

@media (min-width: 768px) {
  .service {
    padding: 100px 0;
    /* Increased from 80px */
  }
}

.service__content {
  max-width: 1000px;
  margin: 0 auto;
}

.service__wrapper {
  display: flex;
  flex-direction: column;
  gap: 40px;
  /* Increased from 30px to separate image and text more */
}

@media (min-width: 768px) {
  .service__wrapper {
    flex-direction: row;
    align-items: center;
    /* Center vertically */
    gap: 60px;
    /* Increased from 50px */
  }
}

.service__image {
  width: 100%;
  max-width: 360px;
  /* Limit width on mobile so it's not too huge */
  margin: 0 auto 20px;
  /* Center horizontally and add bottom margin */
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
  .service__image {
    width: 45%;
    /* Reduce from 50% to 45% */
    max-width: none;
    /* Remove mobile max-width constraint */
    flex: 0 0 45%;
    /* Don't grow, stick to 45% */
    margin-bottom: 0;
    margin-right: 0;
  }
}

.service__image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.service__text {
  width: 100%;
  text-align: center;
  /* Center text on mobile */
  padding: 0 10px;
  /* Add internal padding to prevent text hitting edges visually */
}

@media (min-width: 768px) {
  .service__text {
    width: 50%;
    /* Take half width on desktop */
    flex: 1;
    /* Stretch to fill flex container */
    text-align: left;
    /* Align left on desktop */
    padding: 0;
  }
}

.service__lead {
  font-size: 1.1rem;
  line-height: 2;
  margin-bottom: 25px;
  /* Increased from 20px */
  color: var(--text-primary);
  font-weight: 500;
}

@media (min-width: 768px) {
  .service__lead {
    font-size: 1.25rem;
    margin-bottom: 30px;
  }
}

.service__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 35px;
  /* Increased from 30px */
  line-height: 1.9;
  /* Increased line height slightly */
}

@media (min-width: 768px) {
  .service__desc {
    font-size: 1rem;
    margin-bottom: 45px;
  }
}

.service__btn-wrapper {
  display: flex;
  justify-content: center;
  /* Center button on mobile */
}

@media (min-width: 768px) {
  .service__btn-wrapper {
    justify-content: flex-start;
    /* Align left on desktop */
  }
}

.service__btn {
  padding: 16px 40px;
  width: 100%;
  max-width: 320px;
}

@media (min-width: 768px) {
  .service__btn {
    width: auto;
    min-width: 280px;
    /* Adjust min-width for side-by-side */
  }
}

/* ================================================
   Buttons
   ================================================ */
.btn {
  display: inline-block;
  padding: 14px 30px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-align: center;
  transition: var(--transition);
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .btn {
    padding: 18px 50px;
    font-size: 1rem;
  }
}

.btn--primary {
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent) 40%,
      var(--accent-dark) 100%);
  color: var(--text-light);
  border: none;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1),
    0 4px 15px rgba(139, 30, 63, 0.4);
}

.btn--primary:hover {
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent-light) 40%,
      var(--accent) 100%);
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1),
    0 8px 30px rgba(139, 30, 63, 0.5);
}

/* ================================================
   Header (Mobile First)
   ================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  padding: 0 15px;
  max-width: 100%;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .header__inner {
    height: 80px;
    padding: 0 30px;
  }
}

.header__logo {
  width: auto;
  max-width: 100px;
  height: 48px;
  display: flex;
  align-items: center;
}

@media (min-width: 768px) {
  .header__logo {
    max-width: 140px;
    height: 60px;
  }
}

.header__logo a {
  display: block;
  height: 100%;
}

.header__logo img {
  width: auto;
  height: 100%;
  max-height: 100%;
  display: block;
  object-fit: contain;
}

.header__nav {
  display: none;
}

@media (min-width: 768px) {
  .header__nav {
    display: block;
  }
}

.header__list {
  display: flex;
  gap: 25px;
}

@media (min-width: 1024px) {
  .header__list {
    gap: 40px;
  }
}

.header__item {
  font-family: var(--font-en);
  font-size: 0.85rem;
  color: var(--text-primary);
}

@media (min-width: 1024px) {
  .header__item {
    font-size: 0.95rem;
  }
}

.header__item a:hover {
  color: var(--accent);
}

.header__cta {
  font-size: 0.75rem;
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent) 100%);
  color: var(--text-light);
  padding: 8px 15px;
  font-weight: 700;
  transition: var(--transition);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 2px 8px rgba(139, 30, 63, 0.3);
}

.header__cta--desktop {
  display: none;
}

@media (min-width: 768px) {
  .header__cta {
    font-size: 0.9rem;
    padding: 10px 25px;
  }

  .header__cta--desktop {
    display: inline-block;
  }
}

.header__cta:hover {
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent-light) 100%);
  color: var(--text-light);
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    0 4px 15px rgba(139, 30, 63, 0.4);
}

/* Hamburger Button - Minimal Premium */
.header__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

@media (min-width: 768px) {
  .header__hamburger {
    display: none;
  }
}

.header__hamburger-line {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text-primary);
  transition: all 0.25s ease;
}

.header__hamburger.is-active .header__hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__hamburger.is-active .header__hamburger-line:nth-child(2) {
  opacity: 0;
}

.header__hamburger.is-active .header__hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.header__mobile-menu {
  position: fixed;
  top: 60px;
  left: 0;
  width: 100%;
  height: calc(100vh - 60px);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding-top: 40px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: all 0.3s ease;
  z-index: 999;
}

.header__mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .header__mobile-menu {
    display: none;
  }
}

.header__mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}

.header__mobile-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}

.header__mobile-item a {
  font-family: var(--font-en);
  font-size: 1.2rem;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  transition: var(--transition);
}

.header__mobile-item a:hover {
  color: var(--accent);
}

.header__mobile-cta {
  display: inline-block;
  margin-top: 20px;
  font-size: 1rem;
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent) 100%);
  color: var(--text-light);
  padding: 15px 40px;
  font-weight: 700;
  transition: var(--transition);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 2px 8px rgba(139, 30, 63, 0.3);
}

.header__mobile-cta:hover {
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent-light) 100%);
}

/* ================================================
   Hero (Mobile First) - Slideshow
   ================================================ */
.hero {
  height: 100vh;
  height: 100svh;
  min-height: 600px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: #0a0a0a;
}

@media (min-width: 768px) {
  .hero {
    min-height: 700px;
  }
}

/* Slideshow */
.hero__slideshow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero__slide--active {
  opacity: 1;
}

.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  0% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1.12);
  }
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg,
      rgba(0, 0, 0, 0.3) 0%,
      rgba(0, 0, 0, 0.4) 50%,
      rgba(0, 0, 0, 0.65) 100%);
  z-index: 1;
}

@media (min-width: 768px) {
  .hero__overlay {
    background: linear-gradient(180deg,
        rgba(0, 0, 0, 0.25) 0%,
        rgba(0, 0, 0, 0.35) 50%,
        rgba(0, 0, 0, 0.6) 100%);
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 15px;
  color: var(--text-light);
  animation: fadeInUp 1.2s ease-out;
}

@media (min-width: 768px) {
  .hero__content {
    padding: 20px;
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* SP only class */
/* SP only class */
.sp-only {
  display: inline;
}

@media (min-width: 768px) {
  .sp-only {
    display: none;
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__title-main {
  font-family: var(--font-en);
  font-size: 4rem;
  line-height: 1;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.1em;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.9), 0 0 50px rgba(255, 255, 255, 0.5);
  animation: fadeInUp 1s ease-out 0.2s backwards;
  color: #1a1a1a;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.hero__title-img {
  display: block;
  width: auto;
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.9)) drop-shadow(0 0 20px rgba(255,255,255,0.7)) drop-shadow(0 0 40px rgba(255,255,255,0.4));
}

.hero__title-logo {
  max-width: 260px;
  margin-left: 20%;
}

.hero__title-catch {
  max-width: 180px;
}

@media (min-width: 768px) {
  .hero__title-main {
    font-size: 7rem;
    margin-bottom: 20px;
    gap: 16px;
  }
  .hero__title-logo {
    max-width: 380px;
  }
  .hero__title-catch {
    max-width: 260px;
  }
}

@media (min-width: 1024px) {
  .hero__title-main {
    font-size: 9rem;
    gap: 20px;
  }
  .hero__title-logo {
    max-width: 500px;
  }
  .hero__title-catch {
    max-width: 340px;
  }
}

.hero__title-sub {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.9);
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

@media (min-width: 768px) {
  .hero__title-sub {
    font-size: 1.5rem;
    letter-spacing: 0.15em;
  }
}

.hero__divider {
  width: 60px;
  height: 2px;
  background: var(--accent);
  margin: 30px auto;
  border-radius: 2px;
  animation: fadeInUp 1s ease-out 0.6s backwards;
}

@media (min-width: 768px) {
  .hero__divider {
    width: 100px;
    height: 3px;
    margin: 40px auto;
  }
}

.hero__text {
  font-size: 1.2rem;
  margin-bottom: 35px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.9);
  animation: fadeInUp 1s ease-out 0.8s backwards;
}

@media (min-width: 768px) {
  .hero__text {
    font-size: 1.5rem;
    margin-bottom: 50px;
    letter-spacing: 0.15em;
  }
}

@media (min-width: 1024px) {
  .hero__text {
    font-size: 1.8rem;
  }
}

.hero__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 30px;
  font-size: 0.9rem;
  animation: fadeInUp 1s ease-out 1.2s backwards;
  background: linear-gradient(135deg, var(--accent-glow) 0%, var(--accent-dark) 100%);
  border: none;
  color: #ffffff;
  font-weight: 700;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.3),
    inset 0 -2px 5px rgba(0, 0, 0, 0.1),
    0 10px 30px rgba(139, 30, 63, 0.4);
}

@media (min-width: 768px) {
  .hero__btn {
    gap: 15px;
    padding: 20px 45px;
    font-size: 1rem;
  }
}

.hero__btn:hover {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
  transform: translateY(-3px);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.4),
    inset 0 -2px 5px rgba(0, 0, 0, 0.1),
    0 20px 50px rgba(139, 30, 63, 0.6);
}

.hero__btn .btn__arrow {
  transition: transform 0.3s ease;
}

.hero__btn:hover .btn__arrow {
  transform: translateX(5px);
}

/* Hero Scroll Indicator */
.hero__scroll {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 1s ease-out 1.5s backwards;
}

@media (min-width: 768px) {
  .hero__scroll {
    bottom: 40px;
    gap: 10px;
  }
}

.hero__scroll-text {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.6);
}

@media (min-width: 768px) {
  .hero__scroll-text {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
  }
}

.hero__scroll-line {
  width: 1px;
  height: 35px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.6), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@media (min-width: 768px) {
  .hero__scroll-line {
    height: 50px;
  }
}

@keyframes scrollLine {

  0%,
  100% {
    transform: scaleY(1);
    opacity: 1;
  }

  50% {
    transform: scaleY(0.5);
    opacity: 0.5;
  }
}

/* ================================================
   Concept (Mobile First)
   ================================================ */
.concept {
  position: relative;
  background: var(--bg-tertiary);
}

/* Core Statement */
.concept__statement {
  margin-bottom: 50px;
  padding: 0 10px;
  text-align: center;
  position: relative;
}

@media (min-width: 768px) {
  .concept__statement {
    margin-bottom: 80px;
    padding: 0 20px;
  }
}

.concept__core {
  font-size: 1.1rem;
  color: var(--text-primary);
  line-height: 1.6;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  white-space: nowrap;
}

@media (min-width: 768px) {
  .concept__core {
    font-size: 1.6rem;
    letter-spacing: 0.15em;
    margin-bottom: 25px;
    white-space: normal;
  }
}

@media (min-width: 1024px) {
  .concept__core {
    font-size: 2rem;
    letter-spacing: 0.2em;
  }
}

@media (min-width: 1024px) {
  .concept__core {
    font-size: 2rem;
    letter-spacing: 0.2em;
  }
}

/* Removed old .concept__message and .concept__body definitions to avoid conflict */

.concept__lead {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  max-width: 800px;
  margin: 0 auto;
}

.concept__closing {
  font-size: 0.95rem;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.9;
  margin-top: 5px;
}

/* ... keeping closing section ... */

@media (min-width: 768px) {
  .concept__closing {
    font-size: 1rem;
    line-height: 2;
    margin-top: 10px;
  }
}

@media (min-width: 1024px) {
  .concept__closing {
    font-size: 1.1rem;
  }
}

.concept__closing-accent {
  display: inline-block;
  font-weight: 700;
  color: var(--accent);
  margin-top: 5px;
}

/* Values Grid */
.concept__values {
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .concept__values {
    margin-bottom: 60px;
  }
}

.concept__values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .concept__values-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (min-width: 1024px) {
  .concept__values-grid {
    gap: 40px;
  }
}

.concept__value-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

@media (min-width: 768px) {
  .concept__value-item {
    gap: 15px;
  }
}

.concept__value-char {
  font-family: var(--font-en);
  font-size: 2rem;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent-glow), var(--accent-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  flex-shrink: 0;
  min-width: 35px;
}

@media (min-width: 768px) {
  .concept__value-char {
    font-size: 2.5rem;
    min-width: 45px;
  }
}

@media (min-width: 1024px) {
  .concept__value-char {
    font-size: 3rem;
    min-width: 55px;
  }
}

.concept__value-text h4 {
  font-family: var(--font-en);
  font-size: 0.9rem;
  margin-bottom: 4px;
  color: var(--text-primary);
  font-weight: 600;
}

@media (min-width: 768px) {
  .concept__value-text h4 {
    font-size: 1rem;
    margin-bottom: 6px;
  }
}

.concept__value-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .concept__value-text p {
    font-size: 0.9rem;
    line-height: 1.7;
  }
}

/* ================================================
   Reason Section (Mobile First)
   ================================================ */
.reason {
  padding: 60px 0;
}

@media (min-width: 768px) {
  .reason {
    padding: 100px 0;
  }
}

@media (min-width: 1024px) {
  .reason {
    padding: 120px 0;
  }
}

.reason .container {
  max-width: 1400px;
}

.reason__list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.reason__item {
  display: flex;
  flex-direction: column;
  min-height: auto;
  background: var(--bg-primary);
  transition: var(--transition);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

@media (min-width: 900px) {
  .reason__list {
    gap: 0;
  }

  .reason__item {
    flex-direction: row;
    min-height: 380px;
    border-radius: 0;
    box-shadow: none;
  }

  .reason__item--reverse {
    flex-direction: row-reverse;
  }
}

@media (min-width: 1024px) {
  .reason__item {
    min-height: 420px;
  }
}

.reason__image {
  flex: 1;
  min-height: 220px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border-radius: 4px;
}

@media (min-width: 768px) {
  .reason__image {
    min-height: 260px;
  }
}

@media (min-width: 900px) {
  .reason__image {
    flex: 0.8;
    min-height: auto;
  }
}

.reason__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.reason__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 20px;
  background: var(--bg-primary);
  position: relative;
}

@media (min-width: 768px) {
  .reason__content {
    padding: 50px 40px;
  }
}

@media (min-width: 900px) {
  .reason__content {
    padding: 60px 60px;
  }
}

@media (min-width: 1024px) {
  .reason__content {
    padding: 80px 80px;
  }
}

.reason__num {
  font-family: var(--font-en);
  font-size: 3rem;
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent) 50%,
      var(--accent-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 15px;
  opacity: 0.6;
  font-weight: 400;
  line-height: 1;
}

@media (min-width: 768px) {
  .reason__num {
    font-size: 4rem;
    margin-bottom: 20px;
  }
}

.reason__head {
  font-size: 1.4rem;
  margin-bottom: 20px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.03em;
}

@media (min-width: 768px) {
  .reason__head {
    font-size: 1.8rem;
    margin-bottom: 30px;
    letter-spacing: 0.05em;
  }
}

@media (min-width: 1024px) {
  .reason__head {
    font-size: 2.2rem;
  }
}

.reason__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 2;
  letter-spacing: 0.05em;
}

@media (min-width: 768px) {
  .reason__desc {
    font-size: 1.05rem;
    line-height: 2.2;
  }
}

.reason__desc+.reason__desc {
  margin-top: 15px;
}

.reason__link {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  transition: var(--transition);
}

.reason__link:hover {
  color: var(--accent-light);
  transform: translateX(3px);
}

.reason__note {
  display: block;
  margin-top: 5px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ================================================
   Before / After Section
   ================================================ */
.before-after {
  background: var(--bg-secondary);
}

.before-after__list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .before-after__list {
    gap: 50px;
  }
}

.before-after__card {
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  overflow: hidden;
}

@media (min-width: 768px) {
  .before-after__card {
    flex-direction: row;
    align-items: stretch;
  }
}

.before-after__image {
  position: relative;
  width: 100%;
  height: 250px;
}

@media (min-width: 768px) {
  .before-after__image {
    width: 50%;
    height: auto;
    min-height: 280px;
  }
}

.before-after__image--compare {
  display: flex;
  gap: 4px;
  background: var(--bg-secondary);
}

.before-after__image-wrapper {
  position: relative;
  flex: 1;
  height: 100%;
  overflow: hidden;
}

.before-after__label {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 10px;
  z-index: 2;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.before-after__label--after {
  background: var(--text-primary);
}

.before-after__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}



.before-after__content {
  padding: 25px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 768px) {
  .before-after__content {
    padding: 60px 40px;
    width: 50%;
  }
}

.before-after__title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

@media (min-width: 768px) {
  .before-after__title {
    font-size: 1.25rem;
  }
}

.before-after__desc {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .before-after__desc {
    font-size: 0.95rem;
  }
}

.before-after__meta {
  margin-bottom: 20px;
}

.before-after__meta-item {
  display: inline-block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 5px;
  letter-spacing: 0.1em;
}

.before-after__result {
  margin-bottom: 25px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.before-after__result-label {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.before-after__result-value {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .before-after__result-value {
    font-size: 3.5rem;
  }
}

.before-after__result-value .arrow {
  color: var(--text-muted);
  font-weight: 300;
  margin: 0 10px;
}

.before-after__desc--large {
  font-size: 1.1rem;
  line-height: 2;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

@media (min-width: 768px) {
  .before-after__desc--large {
    font-size: 1.25rem;
  }
}

.before-after__btn-wrap {
  margin-top: 50px;
  text-align: center;
}

@media (min-width: 768px) {
  .before-after__btn-wrap {
    margin-top: 70px;
  }
}

/* ================================================
   When PROQ Section (Mobile First)
   ================================================ */
.when-proq {
  background: var(--bg-primary);
}

.when-proq__lead {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .when-proq__lead {
    font-size: 1rem;
    line-height: 2.1;
    margin-bottom: 60px;
  }
}

.pc-only {
  display: none;
}

@media (min-width: 768px) {
  .pc-only {
    display: inline;
  }
}

.when-proq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .when-proq__grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (min-width: 1024px) {
  .when-proq__grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
  }
}

.when-proq__card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: 24px 20px;
  position: relative;
  transition: var(--transition);
}

.when-proq__card:hover {
  border-color: var(--border-dark);
}

@media (min-width: 768px) {
  .when-proq__card {
    padding: 28px 24px;
  }
}

.when-proq__card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

@media (min-width: 768px) {
  .when-proq__card-header {
    gap: 14px;
    margin-bottom: 14px;
  }
}

.when-proq__icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

@media (min-width: 768px) {
  .when-proq__icon {
    width: 32px;
    height: 32px;
  }
}

.when-proq__icon svg {
  width: 100%;
  height: 100%;
}

.when-proq__card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  letter-spacing: 0.02em;
  margin: 0;
}

@media (min-width: 768px) {
  .when-proq__card-title {
    font-size: 1.05rem;
  }
}

.when-proq__card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.8;
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .when-proq__card-desc {
    font-size: 0.9rem;
    line-height: 1.9;
  }
}

/* ================================================
   Trainer Section (Mobile First)
   ================================================ */
.trainer__content {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

@media (min-width: 768px) {
  .trainer__content {
    gap: 60px;
  }
}

@media (min-width: 900px) {
  .trainer__content {
    flex-direction: row;
    align-items: center;
    gap: 80px;
  }
}

.trainer__info {
  flex: 1;
  width: 100%;
}

.trainer__image {
  flex: 1;
  width: 100%;
  order: -1;
  overflow: hidden;
}

@media (min-width: 900px) {
  .trainer__image {
    order: 0;
  }
}

.trainer__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(10%);
  transition:
    transform 0.6s ease,
    filter 0.6s ease;
}

@media (min-width: 768px) {
  .trainer__image img {
    height: 500px;
  }
}

@media (min-width: 900px) {
  .trainer__image img {
    height: 550px;
  }
}

.trainer__image:hover img {
  filter: grayscale(0%);
}

.trainer__name {
  margin-bottom: 20px;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg,
      var(--accent-dark),
      var(--accent-glow),
      var(--accent-dark)) 1;
  padding-bottom: 15px;
}

@media (min-width: 768px) {
  .trainer__name {
    margin-bottom: 30px;
    padding-bottom: 20px;
  }
}

.trainer__name-jp {
  display: block;
  font-size: 1.6rem;
  margin-bottom: 5px;
  font-weight: 500;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .trainer__name-jp {
    font-size: 2rem;
  }
}

@media (min-width: 1024px) {
  .trainer__name-jp {
    font-size: 2.2rem;
  }
}

.trainer__name-en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.15em;
}

@media (min-width: 768px) {
  .trainer__name-en {
    font-size: 1rem;
    letter-spacing: 0.2em;
  }
}

.trainer__cert {
  margin-bottom: 30px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .trainer__cert {
    margin-bottom: 40px;
    font-size: 1.1rem;
  }
}

.trainer__history {
  margin-bottom: 30px;
}

@media (min-width: 768px) {
  .trainer__history {
    margin-bottom: 40px;
  }
}

.trainer__history h4 {
  font-family: var(--font-en);
  margin-bottom: 15px;
  font-size: 1rem;
  color: var(--accent);
}

@media (min-width: 768px) {
  .trainer__history h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
  }
}

.trainer__history ul li {
  font-size: 0.85rem;
  margin-bottom: 8px;
  padding-left: 1.2rem;
  text-indent: -1.2rem;
  color: var(--text-secondary);
  position: relative;
}

@media (min-width: 768px) {
  .trainer__history ul li {
    font-size: 0.95rem;
    margin-bottom: 10px;
  }
}

.trainer__history ul li::before {
  content: "•";
  color: var(--accent);
  position: absolute;
  left: 0;
}

.trainer__message {
  font-style: italic;
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.9;
}

@media (min-width: 768px) {
  .trainer__message {
    font-size: 1.1rem;
    line-height: 2;
  }
}

/* ================================================
   Access Section (Mobile First)
   ================================================ */
.access__content {
  padding: 0;
}

.access__info {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.access__info dl {
  margin-bottom: 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 15px;
  text-align: left;
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
}

@media (min-width: 768px) {
  .access__info dl {
    grid-template-columns: auto 1fr;
    gap: 20px 40px;
    margin-bottom: 50px;
    padding-top: 30px;
  }
}

.access__info dt {
  font-family: var(--font-en);
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 700;
}

@media (min-width: 768px) {
  .access__info dt {
    font-size: 1rem;
  }
}

.access__info dd {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

@media (min-width: 768px) {
  .access__info dd {
    font-size: 1rem;
    margin-bottom: 0;
  }
}

.access__map-container iframe {
  width: 100%;
  max-width: 1000px;
  height: 300px;
  border: 1px solid var(--border-dark);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
  .access__map-container iframe {
    height: 400px;
  }
}

@media (min-width: 1024px) {
  .access__map-container iframe {
    height: 450px;
  }
}

/* ================================================
   FAQ Section (Mobile First)
   ================================================ */
.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--border-dark);
  margin-bottom: 20px;
  padding-bottom: 20px;
}

@media (min-width: 768px) {
  .faq__item {
    margin-bottom: 25px;
    padding-bottom: 25px;
  }
}

.faq__q {
  font-size: 1rem;
  margin-bottom: 12px;
  font-weight: 500;
  padding-left: 30px;
  position: relative;
  color: var(--text-primary);
  cursor: pointer;
}

@media (min-width: 768px) {
  .faq__q {
    font-size: 1.2rem;
    margin-bottom: 15px;
  }
}

.faq__q::before {
  content: "Q.";
  position: absolute;
  left: 0;
  font-family: var(--font-en);
  color: var(--accent);
  font-weight: 700;
}

.faq__a {
  color: var(--text-secondary);
  padding-left: 30px;
  line-height: 1.7;
  font-size: 0.9rem;
}

@media (min-width: 768px) {
  .faq__a {
    line-height: 1.8;
    font-size: 1rem;
  }
}

/* ================================================
   Footer (Mobile First)
   ================================================ */
.footer {
  padding: 50px 15px 25px;
  text-align: center;
  background: linear-gradient(180deg, var(--accent-dark) 0%, #2a1418 100%);
  color: var(--text-light);
  position: relative;
}

@media (min-width: 768px) {
  .footer {
    padding: 80px 20px 30px;
  }
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg,
      var(--accent-dark),
      var(--accent-glow),
      var(--accent),
      var(--accent-dark));
}

.footer__cta {
  margin-bottom: 50px;
  padding: 40px 15px;
  background: rgba(255, 255, 255, 0.05);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

@media (min-width: 768px) {
  .footer__cta {
    margin-bottom: 80px;
    padding: 60px 20px;
  }
}

.footer__cta-title {
  /* 英語用フォントから日本語優先に変更し、力強いフォントに */
  font-family:
    "Noto Sans JP",
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    Meiryo,
    sans-serif;
  font-size: 1.4rem;
  margin-bottom: 25px;
  color: var(--text-light);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  line-height: 1.4;
}

@media (min-width: 768px) {
  .footer__cta-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }
}

@media (min-width: 1024px) {
  .footer__cta-title {
    font-size: 2.2rem;
  }
}

.footer__cta-text {
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

@media (min-width: 768px) {
  .footer__cta-text {
    margin-bottom: 40px;
    font-size: 1rem;
  }
}

.footer__note {
  margin-top: 20px;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}

@media (min-width: 768px) {
  .footer__note {
    margin-top: 25px;
    font-size: 0.8rem;
  }
}

/* Footer Navigation Element Styles */
.footer__inner {
  margin-bottom: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 40px;
}

@media (min-width: 768px) {
  .footer__inner {
    margin-bottom: 50px;
    padding-top: 50px;
  }
}

.footer__nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px 25px;
  padding: 0;
  margin: 0;
}

@media (min-width: 768px) {
  .footer__nav-list {
    gap: 30px 40px;
  }
}

.footer__nav-list li a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  transition: color 0.3s ease;
}

@media (min-width: 768px) {
  .footer__nav-list li a {
    font-size: 0.95rem;
  }
}

.footer__nav-list li a:hover {
  color: var(--accent);
}

.footer__copyright {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-en);
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .footer__copyright {
    font-size: 0.75rem;
  }
}

/* ================================================
   Floating LINE Banner (Mobile First)
   ================================================ */
.line-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  left: auto;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
  pointer-events: none;
}

.line-banner--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.line-banner--hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.line-banner__link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent) 50%,
      var(--accent-dark) 100%);
  color: #ffffff;
  text-decoration: none;
  border-radius: 30px;
  transition:
    background 0.3s ease,
    transform 0.3s ease,
    box-shadow 0.3s ease;
  box-shadow: 0 4px 20px rgba(139, 30, 63, 0.4);
  position: relative;
  z-index: 1;
}

/* Ripple Animation Elements */
.line-banner__link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 60px;
  background: var(--accent-light);
  z-index: -1;
  opacity: 0;
  /* 短い時間で広がるが、6秒周期で1回だけ実行されるように設定 */
  animation: ripple 6s ease-out infinite;
}

@keyframes ripple {
  0% {
    transform: scale(1);
    opacity: 0.3;
    /* 初期値を低くして、フワッとした光に */
  }

  25% {
    transform: scale(1.15);
    /* あまり大きく広がりすぎないように抑える */
    opacity: 0;
  }

  100% {
    transform: scale(1.15);
    opacity: 0;
  }
}

.line-banner__link:hover {
  background: linear-gradient(135deg,
      var(--accent-glow) 0%,
      var(--accent-light) 100%);
  transform: scale(1.02);
  box-shadow: 0 6px 25px rgba(139, 30, 63, 0.5);
}

.line-banner__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.line-banner__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.line-banner__label {
  display: none;
}

.line-banner__cta {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Tablet+ : 右下フローティングボタン + テキスト */
@media (min-width: 768px) {
  .line-banner {
    bottom: 30px;
    right: 30px;
  }

  .line-banner__link {
    width: auto;
    height: auto;
    padding: 14px 28px;
    border-radius: 60px;
    gap: 12px;
    box-shadow:
      0 8px 30px rgba(139, 30, 63, 0.35),
      0 4px 10px rgba(0, 0, 0, 0.1);
  }

  .line-banner__link:hover {
    transform: translateY(-3px);
    box-shadow:
      0 12px 40px rgba(139, 30, 63, 0.45),
      0 6px 15px rgba(0, 0, 0, 0.15);
  }

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

  .line-banner__label {
    font-size: 0.7rem;
    opacity: 0.9;
    letter-spacing: 0.05em;
  }

  .line-banner__cta {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.08em;
  }
}

@media (min-width: 1024px) {
  .line-banner {
    bottom: 40px;
    right: 40px;
  }

  .line-banner__link {
    padding: 16px 32px;
  }
}

/* ================================================
   Legacy/Unused Styles (kept for compatibility)
   ================================================ */
.concept__head {
  margin-bottom: 40px;
}

.concept__declaration {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding-top: 30px;
}

@media (min-width: 768px) {
  .concept__declaration {
    padding-top: 40px;
  }
}

.concept__declaration h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .concept__declaration h3 {
    font-size: 1.4rem;
    margin-bottom: 25px;
  }
}

@media (min-width: 1024px) {
  .concept__declaration h3 {
    font-size: 1.6rem;
  }
}

/* Background Wrapper */
.concept__bg-wrapper {
  position: relative;
  background-image: url("../images/equipment.jpg");
  background-size: cover;
  background-position: center;
  width: 100vw;
  /* 親要素を無視して画面幅いっぱいにする */
  margin-left: 50%;
  transform: translateX(-50%);
  margin-bottom: 50px;
}

.concept__bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* 全体は明るく、写真が見えるようにかなり薄くする */
  background: rgba(0, 0, 0, 0.1);
  z-index: 1;
}

.concept__bg-content {
  position: relative;
  z-index: 2;
  padding: 60px 15px;
  /* モバイルでは左右パディングを狭める */
  text-align: center;
  color: #ffffff;
}

@media (min-width: 768px) {
  .concept__bg-content {
    padding: 80px 40px;
  }
}

/* Concept Statement - 文字部分のみ読みやすくするための背景 */
.concept__statement {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
  background: rgba(0, 0, 0, 0.65);
  padding: 30px 20px;
  border-radius: 8px;
  max-width: 900px;
  /* PC用最大幅 */
  width: fit-content;
  /* 中身に合わせて幅を自動調整 */
  margin: 0 auto;
  backdrop-filter: blur(2px);
}

@media (max-width: 767px) {
  .concept__statement {
    max-width: 100%;
    /* モバイルでは画面幅を超えないように */
  }
}

@media (min-width: 768px) {
  .concept__statement {
    margin-bottom: 0;
    padding: 50px 60px;
    gap: 40px;
    width: fit-content;
    /* デスクトップでは自動幅 */
  }
}

@media (min-width: 1024px) {
  .concept__core {
    font-size: 2rem;
    letter-spacing: 0.2em;
  }
}

.concept__core {
  /* 画面幅に合わせてサイズ変動 */
  font-size: clamp(0.9rem, 4.5vw, 1.3rem);
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  line-height: 1.4;
  color: #ffffff;
  text-shadow: 0 2px 15px rgba(0, 0, 0, 0.7);
  word-break: keep-all;
  /* 文節を維持して変な改行を防ぐ */
  overflow-wrap: break-word;
  /* どうしても入らない時は単語内改行も許可 */
  white-space: normal;
  /* 折り返しを許可 */
  width: 100%;
}

@media (min-width: 768px) {
  .concept__core {
    font-size: 2.2rem;
    margin-bottom: 40px;
  }
}

.concept__message {
  /* フォントウェイトを太くして視認性を向上 */
  font-weight: 500;
  max-width: 700px;
  width: 100%;
  /* コンテナいっぱいに広げる */
  margin: 0 auto;
}

.concept__body p {
  font-size: 0.95rem;
  /* モバイルで見やすいサイズ */
  line-height: 1.8;
  margin-bottom: 20px;
  color: #ffffff;
  text-align: left;
  /* 左揃えで自然な改行に */
  word-break: break-all;
  /* モバイルでの強制的はみ出し防止 */
  overflow-wrap: break-word;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.6);
}

.concept__body p:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .concept__body p {
    font-size: 1.1rem;
    line-height: 2;
    text-align: center;
    /* PCでは中央揃え */
  }
}

@media (min-width: 768px) {
  .concept__message {
    font-size: 1.1rem;
    line-height: 2;
    text-align: center;
    /* デスクトップでは中央揃え */
  }
}

.concept__declaration p {
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 2;
}

@media (min-width: 768px) {
  .concept__declaration p {
    font-size: 0.95rem;
    line-height: 2.2;
  }
}

/* Philosophy Section */
.philosophy__intro {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin-bottom: 50px;
  text-align: center;
}

@media (min-width: 768px) {
  .philosophy__intro {
    flex-direction: row;
    justify-content: center;
    gap: 60px;
    margin-bottom: 80px;
  }
}

@media (min-width: 1024px) {
  .philosophy__intro {
    gap: 80px;
  }
}

.philosophy__mission,
.philosophy__vision {
  flex: 1;
  max-width: 400px;
}

.philosophy__label {
  display: block;
  font-family: var(--font-en);
  color: var(--accent-gold);
  font-size: 0.9rem;
  margin-bottom: 8px;
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .philosophy__label {
    font-size: 1rem;
    margin-bottom: 10px;
  }
}

.philosophy__head {
  font-family: var(--font-en);
  font-size: 1.3rem;
  margin-bottom: 12px;
  font-weight: 400;
}

@media (min-width: 768px) {
  .philosophy__head {
    font-size: 1.5rem;
    margin-bottom: 15px;
  }
}

.philosophy__desc {
  font-weight: 300;
}

.values__title {
  text-align: center;
  font-family: var(--font-en);
  color: var(--accent-gold);
  font-size: 1.5rem;
  margin-bottom: 35px;
  letter-spacing: 0.1em;
}

@media (min-width: 768px) {
  .values__title {
    font-size: 1.8rem;
    margin-bottom: 50px;
  }
}

.values__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto 50px;
}

@media (min-width: 768px) {
  .values__list {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 0 auto 80px;
  }
}

.values__item {
  display: flex;
  gap: 15px;
}

@media (min-width: 768px) {
  .values__item {
    gap: 20px;
  }
}

.values__char {
  font-family: var(--font-en);
  font-size: 3rem;
  line-height: 1;
  color: var(--accent-gold);
  font-weight: 700;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .values__char {
    font-size: 4rem;
  }
}

.values__text h4 {
  font-family: var(--font-en);
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .values__text h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }
}

.values__text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .values__text p {
    font-size: 0.95rem;
    line-height: 1.8;
  }
}

.philosophy__footer {
  text-align: center;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}

@media (min-width: 768px) {
  .philosophy__footer {
    margin-top: 60px;
    padding-top: 60px;
  }
}

.slogan__en {
  font-family: var(--font-en);
  font-size: 1.2rem;
  color: var(--accent-gold);
  margin-bottom: 8px;
}

@media (min-width: 768px) {
  .slogan__en {
    font-size: 1.5rem;
    margin-bottom: 10px;
  }
}

.slogan__jp {
  font-size: 0.9rem;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .slogan__jp {
    font-size: 1rem;
    margin-bottom: 40px;
  }
}

.philosophy__catch {
  font-family: var(--font-en);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  font-weight: 700;
}

@media (min-width: 768px) {
  .philosophy__catch {
    font-size: 2rem;
  }
}

/* ================================================
   Plans Overview Grid (Shared from Price Page)
   ================================================ */
.plans-overview__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .plans-overview__grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
  }
}

/* Overview Card */
.plans-overview__card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease;
  cursor: pointer;
  text-align: left;
}

.plans-overview__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.plans-overview__card--athlete {
  border-top: 3px solid var(--accent);
}

.plans-overview__card--commitment {
  border-top: 3px solid var(--text-primary);
}

.plans-overview__card--monthly {
  border-top: 3px solid #6b8e7b;
}

.plans-overview__card--monthly .plans-overview__card-points li::before {
  color: #6b8e7b;
}

/* Card Image */
.plans-overview__card-image {
  position: relative;
  width: 100%;
  height: 140px;
  overflow: hidden;
}

@media (min-width: 768px) {
  .plans-overview__card-image {
    height: 180px;
  }
}

.plans-overview__card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.plans-overview__card:hover .plans-overview__card-image img {
  transform: scale(1.05);
}

.plans-overview__card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg,
      rgba(26, 21, 21, 0.1) 0%,
      rgba(26, 21, 21, 0.6) 100%);
}

.plans-overview__card-badge {
  position: absolute;
  bottom: 15px;
  left: 15px;
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.6);
  padding: 4px 12px;
  backdrop-filter: blur(4px);
  background: rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
  .plans-overview__card-badge {
    font-size: 0.7rem;
    padding: 5px 14px;
  }
}

/* Card Body */
.plans-overview__card-body {
  padding: 20px 15px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .plans-overview__card-body {
    padding: 25px 20px 30px;
  }
}

.plans-overview__card-name {
  font-family: var(--font-en);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .plans-overview__card-name {
    font-size: 1.25rem;
  }
}

.plans-overview__card-tagline {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

/* Card Points */
.plans-overview__card-points {
  list-style: none;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0;
}

.plans-overview__card-points li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}

.plans-overview__card-points li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.plans-overview__card--commitment .plans-overview__card-points li::before {
  color: var(--text-muted);
}

/* Card Link */
.plans-overview__card-link {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  transition: transform 0.3s ease;
  margin-top: auto;
}

.plans-overview__card:hover .plans-overview__card-link {
  transform: translateX(4px);
}

/* ================================================
   Flow Section
   ================================================ */
.flow {
  background: var(--bg-secondary);
  position: relative;
}

.flow__list {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  padding-left: 20px;
}

/* 縦線の追加 */
.flow__list::before {
  content: "";
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 31px;
  /* 線の位置調整 */
  width: 2px;
  background: var(--border-subtle);
  z-index: 0;
}

@media (min-width: 768px) {
  .flow__list {
    padding-left: 0;
  }

  .flow__list::before {
    left: 41px;
    /* PC版の線の位置 */
  }
}

.flow__item {
  display: flex;
  flex-direction: column;
  margin-bottom: 40px;
  position: relative;
  z-index: 1;
}

.flow__item:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .flow__item {
    flex-direction: row;
    align-items: flex-start;
    margin-bottom: 50px;
  }
}

/* STEP番号バッジ */
.flow__step {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border: 2px solid var(--accent);
  padding: 8px 16px;
  border-radius: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
  width: fit-content;
  position: relative;
  z-index: 2;
  /* 線よりも手前に */
}

@media (min-width: 768px) {
  .flow__step {
    font-size: 0.95rem;
    padding: 10px 24px;
    margin-bottom: 0;
    margin-right: 40px;
    flex-shrink: 0;
  }
}

/* コンテンツ部分 */
.flow__content {
  background: var(--bg-primary);
  padding: 25px 20px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  flex: 1;
  position: relative;
}

@media (min-width: 768px) {
  .flow__content {
    padding: 30px 40px;
  }

  /* 吹き出しの三角（PC版のみ） */
  .flow__content::before {
    content: "";
    position: absolute;
    top: 20px;
    left: -10px;
    border-width: 10px 10px 10px 0;
    border-style: solid;
    border-color: transparent var(--border-subtle) transparent transparent;
  }

  .flow__content::after {
    content: "";
    position: absolute;
    top: 20px;
    left: -9px;
    border-width: 10px 10px 10px 0;
    border-style: solid;
    border-color: transparent var(--bg-primary) transparent transparent;
  }
}

.flow__head {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 15px;
  letter-spacing: 0.05em;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border-subtle);
}

@media (min-width: 768px) {
  .flow__head {
    font-size: 1.3rem;
  }
}

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

@media (min-width: 768px) {
  .flow__text {
    font-size: 0.95rem;
  }
}

.flow__btn-wrap {
  margin-top: 50px;
  text-align: center;
}

.mt-40 {
  margin-top: 40px;
}

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