@charset "UTF-8";

/* ==========================================================================
   1. CSS Variables
   ========================================================================== */
:root {
  /* Colors */
  --color-text: #111111;
  --color-bg-light: #F5F7FC;
  /* e.g. Contact, Plan background */
  --color-bg-white: #FFFFFF;
  --color-border: #E5E5E5;
  --color-primary: #7FA3B8;
  /* Buttons, badges, borders depending on comp */
  --color-primary-dark: #6D8294;
  --color-gray: #777777;
  /* Text sub colors */
  --color-light-gray: #F0F0F0;

  /* Typography */
  --font-gothic: 'Zen Kaku Gothic New', sans-serif;
  --font-en: 'Jost', sans-serif;
  --font-en-serif: 'Cormorant Garamond', serif;

  /* Layout */
  --width-container: 1100px;
  /* Guessing from comp, likely 1000-1100px */
}

/* ==========================================================================
   2. Reset
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
  /* 10px baseline */
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-gothic);
  font-size: 1.6rem;
  /* 15px */
  font-weight: 500;
  line-height: 2;
  /* comp uses loose line height */
  letter-spacing: 0.1em;
  /* 8% tracking */
  color: var(--color-text);
  background-color: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: 'Jost', 'Zen Kaku Gothic New', sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
ul,
ol,
dl,
dt,
dd {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
  display: inline-block;
  transition: transform 0.3s ease, color 0.3s ease, background-color 0.3s ease;
}

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

input,
button,
textarea,
select {
  font-family: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

/* ==========================================================================
   3. Layout & Common
   ========================================================================== */
.l-container {
  max-width: var(--width-container);
  margin: 0 auto;
}

.section {
  padding: 120px 0;
}

/* Section Header */
.section-header {
  margin-bottom: 60px;
}

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

.section-subtitle {
  font-family: var(--font-en);
  font-size: 1.4rem;
  letter-spacing: 0.3em;
  color: var(--color-gray);
  margin-bottom: 5px;
  font-weight: 400;
}

.section-title {
  font-family: var(--font-gothic);
  font-size: 3.2rem;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.1em;
}

/* Buttons */
.btn {
  display: inline-block;
  text-align: center;
  font-family: var(--font-gothic);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 18px 40px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn--solid {
  background-color: #444;
  color: var(--color-bg-white);
}

.btn--solid:hover {
  background-color: var(--color-gray);
  border-color: var(--color-gray);
  color: var(--color-bg-white);
}

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

.btn--ghost:hover {
  background-color: var(--color-bg-light);
}

/* ==========================================================================
   4. Header
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--color-border);
  transition: transform 0.4s ease, background-color 0.4s ease, box-shadow 0.4s ease;
}

.header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05); */
}

.header.is-hidden {
  transform: translateY(-100%);
}

.header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  max-width: 100%;
  margin: 0;
  height: 80px;
  align-items: stretch;
  transition: height 0.4s ease;
}

/*headerの高さ変えたい場合（上スクロールで出てくるときの高さ指定）
 .header.is-scrolled .header__inner {
  height: 60px;
} */

.header__left {
  display: flex;
  align-items: center;
  padding-left: 100px;
}

.header__center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.header__right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.header__contact-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0 100px;
  border-left: 1px solid var(--color-border);
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--color-text);
  transition: background-color 0.3s ease;
}

.header__contact-btn:hover {
  background-color: var(--color-bg-light);
  transform: translateY(0);
}

.header__logo {
  font-size: 1.6rem;
  letter-spacing: 0.3em;
}

/* Logo switcher */
.header__logo a {
  position: relative;
  display: flex;
  align-items: center;
}

.header__logo a:hover {
  transform: translateY(0);
}

.header__logo-short,
.header__logo-long {
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.header__logo-short {
  display: block;
}

.header__logo-long {
  position: absolute;
  left: 50%;
  transform: translate(-50%, 10px);
  pointer-events: none;
  white-space: nowrap;
  opacity: 0;
}

.header.is-scrolled .header__logo-short {
  opacity: 0;
  transform: translateY(-10px);
}

.header.is-scrolled .header__logo-long {
  opacity: 1;
  transform: translate(-50%, 0);
  pointer-events: auto;
}

.header__logo-short {
  display: block;
}

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

.header__logo-long {
  z-index: 1;
}

.header__logo-short {
  z-index: 2;
}

.header__nav {
  display: block;
}

.header__nav-list {
  display: flex;
  gap: 40px;
}

.header__nav-item a {
  font-size: 1.4rem;
  letter-spacing: 0.3em;
  position: relative;
  padding: 10px 0;
}

.header__nav-item a::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 5px;
  background-color: var(--color-text);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.header__nav-item a:hover {
  transform: translateY(0);
}

.header__nav-item a:hover::after {
  opacity: 1;
}

.header__hamburger {
  display: none;
  /* Desktop hidden */
}

/* ==========================================================================
   5. FV (First View)
   ========================================================================== */
.fv {
  width: 100%;
  height: 100vh;
  min-height: 800px;
  padding-top: 160px;
}

.fv__inner {
  position: relative;
  width: 100%;
  max-width: var(--width-container);
  margin: 0 auto;
}

.fv__title {
  font-family: var(--font-en-serif);
  font-size: 17.5rem;
  line-height: 0.85;
  letter-spacing: 0.05em;
  font-weight: 400;
  z-index: 2;
  position: absolute;
  left: -130px;
}

.fv__title-left {
  align-self: flex-start;
}

.fv__title-right {
  align-self: flex-end;
  margin-top: -8%;
}

.fv__image-wrapper {
  position: absolute;
  top: 130px;
  max-width: 1100px;
  aspect-ratio: 1100 / 650;
  z-index: 1;
}

.fv__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fv__message {
  position: absolute;
  right: -136px;
  bottom: 50px;
  z-index: 3;
}

.fv__message p {
  font-size: 1.8rem;
  line-height: 1;
  letter-spacing: 0.1em;
  background-color: #FFFFFF;
  margin-bottom: 14px;
  padding: 10px 20px;
  font-weight: 600;
}

.fv__scroll {
  display: none;
}

/* ==========================================================================
   6. ABOUT
   ========================================================================== */
.about {
  padding: 200px 0;
}

.about .l-container {
  display: flex;
  /* side by side header and text */
  justify-content: space-between;
  gap: 60px;
}

.about .section-header {
  flex: 0 0 40%;
}

.about__text-box {
  flex: 0 0 55%;
  padding-top: 50px;
  /* offset to align text baseline with title if needed */
}

.about__text {
  margin-bottom: 30px;
}

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

/* ==========================================================================
   7. SERVICE
   ========================================================================== */
.service {
  padding: 200px 0;
}

.service-intro {
  text-align: center;
  margin-bottom: 80px;
}

.service-intro p {
  line-height: 2;
  margin-bottom: 2em;
  letter-spacing: 0.1em;
}

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

.service__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 55px;
  margin-bottom: 80px;
}

.service-card {
  display: flex;
  flex-direction: column;
}

.service-card__image-wrapper {
  width: 100%;
  margin-bottom: 16px;
}

.service-card__image {
  width: 100%;
  object-fit: cover;
}

.service-card__title {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 5px;
}

.service-card__text {
  font-size: 1.5rem;
  line-height: 1.8;
}

.service-support {
  background-color: #F7F4F1;
  display: flex;
  align-items: center;
  padding: 40px;
  gap: 37px;
}

.service-support__image-wrapper {
  flex: 0 0 40%;
}

.service-support__image {
  width: 100%;
  object-fit: cover;
}

.service-support__content {
  flex: 1;
}

.service-support__title {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 15px;
}

.service-support__text {
  line-height: 2.2;
  color: var(--color-gray);
}

.service__price-link {
  width: 120px;
  margin: 0 auto;
  display: block;
  margin-top: 80px;
}

/* ==========================================================================
   8. PLAN
   ========================================================================== */
.plan {
  padding: 120px 0;
}

.plan__intro {
  text-align: center;
  margin-bottom: 60px;
}

.plan__intro p {
  line-height: 1.8;
  margin-bottom: 2em;
  letter-spacing: 0.1em;
}

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

.plan__intro .bold {
  font-weight: 600;
  font-size: 1.7rem;
}

.plan__link {
  display: inline-block;
  margin-top: 20px;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
}

.plan__cards {
  width: 1200px;
  margin: 0 auto;
  padding: 80px 5.8% 90px;
  background-color: var(--color-bg-light);
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 60px;
}

.plan-card {
  flex: 1;
  background-color: var(--color-bg-white);
  padding: 28px 30px 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 0 10px rgba(168, 154, 150, 0.15);
  border-radius: 20px;
}

.plan-card--standard {
  border: 1px solid var(--color-primary);
}

.plan-card__badge {
  position: absolute;
  top: -15px;
  right: -15px;
  width: 60px;
  height: 60px;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.plan-card__header {
  margin-bottom: 30px;
  text-align: left;
}

.plan-card__subtitle {
  font-size: 1rem;
  letter-spacing: 0.1em;
  background-color: #E4EBFE;
  margin-bottom: 25px;
  color: #000;
  display: inline-block;
  text-align: center;
  width: 120px;
  border-radius: 50px;
  margin-right: auto;
}

.plan-card__title {
  font-family: var(--font-en);
  font-size: 2rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  color: var(--color-primary);
}

.plan-card__desc {
  margin-bottom: 30px;
  height: 4em;
}

.plan-card__price {
  font-family: var(--font-en);
  font-size: 3.6rem;
  font-weight: 600;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--color-light-gray);
  padding-bottom: 30px;
}

.plan-card__price span {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-gray);
}

.plan-card__list {
  text-align: left;
  margin-bottom: 40px;
  flex-grow: 1;
}

.plan-card__list li {
  margin-bottom: 15px;
  padding-left: 20px;
  position: relative;
}

.plan-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 6px;
  height: 6px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

.plan-card__btn {
  width: 100%;
}

.plan__bottom {
  text-align: center;
}

.plan__bottom-text {
  margin-bottom: 30px;
}

.plan__btn-group {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* ==========================================================================
   9. PROFILE
   ========================================================================== */
.profile {
  padding: 150px 0;
}

.profile__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 200px;
}

.profile__image-col {
  flex: 0 0 27%;
}

.profile__image-arch {
  width: 300px;
  aspect-ratio: 300 / 400;
  border-top-left-radius: 50vw;
  border-top-right-radius: 50vw;
  overflow: hidden;
  margin-bottom: 30px;
}

.profile__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.profile__role {
  font-size: 1.3rem;
  font-family: var(--font-en);
  letter-spacing: 0.15em;
  color: var(--color-gray);
  margin-bottom: 5px;
}

.profile__en-name {
  font-size: 2.2rem;
  font-family: var(--font-en-serif);
  margin-bottom: 5px;
}

.profile__ja-name {
  font-size: 1.2rem;
}

.profile__text-box {
  margin-top: 10px;
}

.profile__text-box p {
  margin-bottom: 25px;
}

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

.career {
  margin-top: 50px;
}

.career__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #ccc;
  padding-bottom: 10px;
}

.career__title {
  font-size: 1.3rem;
  letter-spacing: 0.2em;
  color: #777;
  font-weight: 500;
}

.career__toggle {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
}

.career__content {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s ease;
  font-size: 1.4rem;
}

.career__content.is-open {
  max-height: 1000px;
}

.career__item {
  display: flex;
  gap: 40px;
  padding: 30px 0;
}

.career__year {
  font-weight: bold;
  color: #555;
}

.career__desc {
  line-height: 1.8;
  color: #333;
}

.career__header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  border-bottom: 1px solid #ccc;
  padding-bottom: 16px;
  cursor: pointer;
  text-align: left;
}

.career__header:hover {
  opacity: 0.7;
}
.fontsmall{
  display: inline-block;
  margin-top: 10px;
}

/* ==========================================================================
   10. CONTACT
   ========================================================================== */
.contact {
  padding: 100px 0 150px;
}

.contact__container {
  display: flex;
  justify-content: space-between;
  gap: 80px;
}

.contact__header-col {
  flex: 0 0 36%;
}

.contact__desc {
  margin-bottom: 40px;
}

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

.contact__form-col {
  flex: 0 0 54%;
}

.form__group {
  margin-bottom: 50px;
}

.form__label {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 1.8rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.form__badge {
  font-size: 1rem;
  padding: 1px 9px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.form__badge--required {
  background-color: #E4EBFE;
  /* Pale primary matching comp */
  color: var(--color-text);
}

.form__badge--optional {
  background-color: var(--color-light-gray);
  color: var(--color-gray);
}

.form__radio-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 15px;
}

.form__radio-label {
  display: flex;
  align-items: center;
  gap: 15px;
  cursor: pointer;
  font-size: 1.6rem;
}

.form__radio {
  width: 20px;
  height: 20px;
  accent-color: var(--color-text);
  margin: 0;
  cursor: pointer;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  font-size: 1.6rem;
  transition: border-color 0.3s ease;
  accent-color: var(--color-text);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form__textarea {
  resize: vertical;
}

.form__select-wrapper {
  position: relative;
}

.form__select-wrapper::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 15px;
  transform: translateY(-50%) rotate(45deg);
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--color-text);
  border-bottom: 2px solid var(--color-text);
  pointer-events: none;
}

.form__select {
  appearance: none;
  -webkit-appearance: none;
}

.form__privacy {
  text-align: center;
  margin: 50px 0 40px;
}

.form__checkbox-label {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  cursor: pointer;
}

.form__checkbox {
  width: 20px;
  height: 20px;
}

.form__checkbox-text a {
  text-decoration: underline;
}

.btn--submit {
  width: 310px;
  padding: 20px 80px;
  font-size: 1.8rem;
  font-weight: 600;
}

.btn--submit:hover{
  background-color: #7FA3B8;
  opacity: 1;
}

/* ==========================================================================
   11. Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 80px 0 40px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
}

.footer__logo-mark {
  font-family: var(--font-en-serif);
  font-size: 3.2rem;
  margin-bottom: -5px;
}

.footer__logo-text {
  font-family: var(--font-en);
  font-size: 1.2rem;
  letter-spacing: 0.2em;
}

.footer__nav {
  display: flex;
  gap: 30px;
}

.footer__nav a {
  font-size: 1.4rem;
}

.footer__bottom {
  text-align: center;
  font-size: 1.2rem;
  color: var(--color-gray);
}

/* ==========================================================================
   12. Responsive Design (Tablet & Mobile)
   ========================================================================== */

/* Tablet (768px ~ 1199px) */
@media screen and (max-width: 1199px) {
  .l-container {
    width: 95%;
  }

  .about .l-container,
  .profile__inner,
  .contact__container {
    flex-direction: column;
    gap: 40px;
  }

  .plan__cards {
    flex-direction: column;
    max-width: 600px;
    margin: 0 auto 60px;
  }

  .fv__title {
    font-size: 6rem;
  }
}

/* Mobile (under 768px) */
@media screen and (max-width: 767px) {
  html {
    font-size: 56.25%;
    /* Slightly smaller base (9px) for better fit */
  }

  section {
    padding: 80px 0;
  }

  /* Header */
  .header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    padding: 0 20px;
  }

  .header.is-scrolled .header__inner {
    height: 60px;
  }

  .header__left {
    position: absolute;
  }

  .header__contact-btn {
    display: none;
  }

  .header__center {
    justify-content: flex-start;
  }

  .header__logo {
    font-size: 2rem;
    position: relative;
    z-index: 102;
    /* Above mobile nav */
  }

  .header__logo-long {
    left: 0;
    transform: translate(0, 10px);
  }

  .header.is-scrolled .header__logo-long {
    transform: translate(0, 0);
  }

  /* Mobile Nav */
  .header__nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
  }

  .header__nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .header__nav-list {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .header__nav-item a {
    font-size: 1.8rem;
  }

  /* Hamburger */
  .header__hamburger {
    display: block;
    position: relative;
    width: 30px;
    height: 20px;
    z-index: 102;
    /* Above mobile nav */
  }

  .header__hamburger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-text);
    transition: all 0.3s ease;
  }

  .header__hamburger span:nth-child(1) {
    top: 5px;
  }

  .header__hamburger span:nth-child(2) {
    top: 14px;
  }

  .header__hamburger span:nth-child(3) {
    display: none;
    /* Just hide the 3rd line */
  }

  /* Hamburger Active State (X) */
  .header__hamburger.is-active span:nth-child(1) {
    top: 10px;
    transform: rotate(45deg);
  }

  .header__hamburger.is-active span:nth-child(2) {
    top: 10px;
    transform: rotate(-45deg);
  }

  /* FV */
  .fv {
    min-height: 100vh;
    padding-top: 12vh;
    padding-bottom: 150px;
    /* scrollインジケーター用の余白を追加して被りを解消 */
    justify-content: flex-start;
  }

  .fv__inner {
    margin-top: 0;
    justify-content: flex-start;
    padding: 0 5%;
  }

  .fv__title {
    font-size: clamp(3rem, 15vw, 5rem);
    margin-bottom: -5%;
    z-index: 2;
    align-items: center;
  }

  .fv__title-left,
  .fv__title-right {
    align-self: center;
    margin-top: 0;
  }

  .fv__image-wrapper {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    width: 90%;
    aspect-ratio: 4/3;
    margin: 0 auto;
    z-index: 1;
  }

  .fv__image {
    object-position: center;
  }

  .fv__message {
    position: relative;
    right: auto;
    bottom: auto;
    background: transparent;
    padding: 30px 10px 0;
    text-align: center;
    box-shadow: none;
  }

  .fv__message p {
    font-size: 1.1rem;
  }

  .fv__scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-gray);
    transition: opacity 0.3s ease;
  }

  .fv__scroll:hover {
    opacity: 0.7;
  }

  .fv__scroll span {
    font-family: var(--font-en);
    font-size: 1rem;
    letter-spacing: 0.2em;
    margin-bottom: 60px;
    position: relative;
  }

  /* 線のベース部分（薄いグレー） */
  .fv__scroll span::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 40px;
    background-color: rgba(34, 34, 34, 0.2);
    overflow: hidden;
  }

  /* 落ちるアニメーションの線（濃いグレー） */
  .fv__scroll span::before {
    content: '';
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 15px;
    background-color: var(--color-text);
    animation: scrollFlow 1.5s cubic-bezier(0.65, 0.05, 0.36, 1) infinite;
    z-index: 1;
  }

  @keyframes scrollFlow {
    0% {
      transform: translate(-50%, 0) scaleY(0);
      transform-origin: top;
      opacity: 0;
    }

    30% {
      transform: translate(-50%, 0) scaleY(1);
      transform-origin: top;
      opacity: 1;
    }

    60% {
      transform: translate(-50%, 40px) scaleY(1);
      transform-origin: bottom;
    }

    100% {
      transform: translate(-50%, 40px) scaleY(0);
      transform-origin: bottom;
      opacity: 0;
    }
  }

  /* Section Header */
  .section-title {
    font-size: 2.6rem;
  }

  /* Service */
  .service__list {
    grid-template-columns: 1fr;
    gap: 60px;
    margin-bottom: 60px;
  }

  .service-support {
    flex-direction: column;
    padding: 40px 20px;
    gap: 30px;
  }

  .service-support__image-wrapper {
    flex: none;
    width: 100%;
  }

  /* Plan */
  .plan__btn-group {
    flex-direction: column;
  }

  .plan__btn-group .btn {
    width: 100%;
  }

  /* Profile */
  .profile__image-col {
    width: 70%;
    margin: 0 auto;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    gap: 40px;
  }

  .footer__nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
}

/* ==========================================================================
   13. Animations
   ========================================================================== */
.js-fadein {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}

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

/**/
.about {
  position: relative;
  overflow: hidden;
}

/* 背景レイヤー */
.about__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* SVG */
.about__lines {
  width: 120%;
  height: 120%;
  position: absolute;
  top: -10%;
  left: -10%;
}

/* 線 */
.about__lines path {
  fill: none;
  stroke: #dcdcdc;
  stroke-width: 1;
  opacity: 0.15;
}

/* コンテンツは前に出す */
.about .l-container {
  position: relative;
  z-index: 1;
}