/* ---------------------------
  variable
----------------------------- */
:root {
  --white: #ffffff;
  --black: #000000;
  --blue: #0068B6;
  --skyblue: #009FDE;
  --yellow: #FFF000;
  --red: #FF0000;
  --gray: #dddddd;
  --gradient-blue: linear-gradient(to right, #009FE8 10%, #0068B6 90%);
  --gradient-skyblue: linear-gradient(to bottom, #92C6EC 10%, #5B98D2 90%);
  --gradient-orange: linear-gradient(to bottom, #FCCD00 0%, #F1942E 70%, #EA652D 100%);
  --font-primary: var(--black);
  --family-primary: 'Noto Sans JP', sans-serif;
  --line-height-tight: 1.2;
  --line-height-snug: 1.4;
  --line-height-default: 1.5;
  --line-height-normal: 1.7;
  --line-height-relaxed: 2;
  --header-height: 80px;
  --header-height-sp: 50px;
  --leading-trim: calc((1em - 1lh) / 2);
  --radius-full: calc(1px / 0);
}

/* ---------------------------
  icon
----------------------------- */
:root {
  --icon-chevron-right: url('data:image/svg+xml,<svg width="8" height="14" viewBox="0 0 8 14" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M1 1L7 7L1 13" stroke="black" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>');
}

/* ---------------------------
  CSS Reset
----------------------------- */
* {
  min-inline-size: 0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

:where(html) {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
       text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

:where(body) {
  text-rendering: optimizeSpeed;
  line-height: 1.5;
}

:where(body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd,
ul,
ol) {
  margin: 0;
}

:where(ul, ol) {
  list-style-type: "";
  padding: unset;
}

:where(a:not([class])) {
  -webkit-text-decoration-skip: ink;
          text-decoration-skip-ink: auto;
}

:where(a) {
  text-decoration: none;
}

:where(img, picture) {
  max-width: 100%;
  height: auto;
  display: block;
}

:where(input, button, textarea, select) {
  font: inherit;
}

:where(input[type=text], textarea) {
  font-size: 16px;
}

:where(textarea) {
  field-sizing: content;
}

:where(button, [type=button], [type=reset], [type=submit]) {
  touch-action: manipulation;
}

:where(:-moz-any-link,
button,
[type=button],
[type=reset],
[type=submit],
label[for],
select,
summary,
[role=tab],
[role=button]) {
  cursor: pointer;
}

:where(:any-link,
button,
[type=button],
[type=reset],
[type=submit],
label[for],
select,
summary,
[role=tab],
[role=button]) {
  cursor: pointer;
}

:focus:not(:focus-visible) {
  outline: none;
}

:where(address) {
  font-style: normal;
}

:where(table) {
  border-collapse: collapse;
}

@media (prefers-reduced-motion: reduce) {
  *,
  ::before,
  ::after,
  ::backdrop {
    background-attachment: scroll !important;
    transition-delay: 0s !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}
/* ---------------------------
  base
----------------------------- */
body {
  color: var(--font-primary);
  font-family: var(--family-primary);
  line-height: 1.75;
  font-weight: 500;
  overflow-x: clip;
  overflow-y: scroll;
  overflow-wrap: anywhere;
  word-break: normal;
  line-break: strict;
}

a {
  color: var(--font-primary);
}

button {
  -moz-appearance: none;
       appearance: none;
  -webkit-appearance: none;
  border: none;
  background: none;
  cursor: pointer;
}

/* ---------------------------
  utility
----------------------------- */
.u-wrapper {
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: 40px;
}

@media (max-width: 640px) {
  .u-sm-no-gutter {
    padding-inline: 0;
  }
}

@media (max-width: 640px) {
  .u-sm-gutter {
    padding-inline: 20px;
  }
}

.u-br-sm {
  display: none;
}
@media (max-width: 640px) {
  .u-br-sm {
    display: inline;
  }
}

.u-br-sm-none {
  display: inline;
}
@media (max-width: 640px) {
  .u-br-sm-none {
    display: none;
  }
}

.u-br-md {
  display: none;
}
@media (max-width: 768px) {
  .u-br-md {
    display: inline;
  }
}

.u-br-lg {
  display: none;
}
@media (max-width: 1024px) {
  .u-br-lg {
    display: inline;
  }
}

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

.u-forced-wide {
  margin-inline: calc(50% - 50vi);
}

.u-forced-wide-bg {
  -o-border-image: linear-gradient(var(--_background) 0 0) 0//0 100vi;
     border-image: linear-gradient(var(--_background) 0 0) fill 0//0 100vi;
}

/* ---------------------------
  header
----------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  background-color: var(--white);
}
@media (max-width: 1024px) {
  .header {
    position: static;
  }
}

.header-wrapper {
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: var(--header-height);
}
@media (max-width: 1024px) {
  .header-wrapper {
    padding-right: 0;
    padding-left: 10px;
    height: var(--header-height-sp);
    gap: 8px;
  }
}

@media (max-width: 1280px) {
  .header__logo img {
    width: 280px;
  }
}

@media (max-width: 1024px) {
  .g-nav {
    position: fixed;
    top: 0;
    left: -100%;
    z-index: 1000;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background-color: var(--white);
    padding-top: var(--header-height-sp);
    overflow-y: auto;
    visibility: hidden;
    transition: left 0.2s ease-in, visibility 0.2s ease-in;
  }
}
.g-nav.is_active {
  left: 0;
  visibility: visible;
}

.g-nav-list {
  display: flex;
  align-items: center;
  gap: 40px;
}
@media (max-width: 1440px) {
  .g-nav-list {
    gap: 20px;
  }
}
@media (max-width: 1024px) {
  .g-nav-list {
    display: block;
    padding: 20px;
  }
}

@media (max-width: 1024px) {
  .g-nav-list__item {
    border-top: 1px solid var(--gray);
  }
}
@media (max-width: 1024px) {
  .g-nav-list__item:last-child {
    border-bottom: 1px solid var(--gray);
  }
}
.g-nav-list__item a {
  display: grid;
  grid-template-columns: max-content 1fr;
  align-items: center;
  gap: 0.5em;
  font-size: 0.9375rem;
  font-weight: 800;
  transition: color 0.2s ease-in-out;
}
@media (max-width: 1440px) {
  .g-nav-list__item a {
    font-size: 0.875rem;
  }
}
@media (max-width: 1100px) {
  .g-nav-list__item a {
    font-size: 0.75rem;
  }
}
@media (max-width: 768px) {
  .g-nav-list__item a {
    font-size: 0.9375rem;
    padding: 1em;
  }
}
.g-nav-list__item a:focus-visible {
  color: var(--blue);
}
@media (any-hover: hover) {
  .g-nav-list__item a:hover {
    color: var(--blue);
  }
}
.g-nav-list__item a::before {
  content: "";
  display: inline-block;
  clip-path: polygon(0 0, 0% 100%, 100% 50%);
  width: 5px;
  height: 6px;
  background-color: var(--blue);
}

.g-nav-info {
  display: none;
  margin-top: 20px;
  padding-bottom: 80px;
}
@media (max-width: 1024px) {
  .g-nav-info {
    display: block;
  }
}
.g-nav-info img {
  margin-inline: auto;
}
.g-nav-info p {
  text-align: center;
  font-size: 0.8125rem;
  line-height: 2;
  margin-top: 2em;
}

/* ---------------------------
  hamb
----------------------------- */
.hamburger {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 50px;
  height: 50px;
  padding: 17px 12px;
  background-color: #B4B4B5;
  cursor: pointer;
  z-index: 10000;
}
@media (max-width: 1024px) {
  .hamburger {
    display: block;
  }
}
.hamburger.is_active .hamburger__inner {
  transform: translateX(4px);
}
.hamburger.is_active .hamburger__inner span:nth-of-type(1) {
  transform: rotate(34deg);
}
.hamburger.is_active .hamburger__inner span:nth-of-type(2) {
  opacity: 0;
}
.hamburger.is_active .hamburger__inner span:nth-of-type(3) {
  transform: rotate(-34deg);
}

.hamburger__inner {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  transition: 0.3s ease-in-out;
}
.hamburger__inner span {
  display: block;
  width: 100%;
  height: 2px;
  opacity: 1;
  background-color: #fff;
  transform-origin: left;
  transition: 0.3s ease-in-out;
}

.fixed-nav {
  display: none;
  position: fixed;
  left: 0;
  bottom: 0;
  z-index: 999;
  width: 100%;
}
@media (max-width: 768px) {
  .fixed-nav {
    display: block;
  }
}
.fixed-nav ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  background-color: var(--white);
  padding: 3px;
}
.fixed-nav li {
  display: block;
}
.fixed-nav a {
  display: block;
  color: var(--white);
  text-align: center;
  font-size: 17px;
  font-weight: 800;
  background-image: var(--gradient-orange);
  padding: 0.5em 0;
}
.fixed-nav li:last-child a {
  background-image: none;
  background-color: var(--red);
}

/* ---------------------------
  footer
----------------------------- */
@media (max-width: 768px) {
  :root:has(.fixed-nav) {
    padding-bottom: 102px;
  }
}

.footer .u-wrapper {
  position: relative;
  width: 100%;
  height: 1px;
}

.footer-pagetop {
  display: block;
  width: -moz-fit-content;
  width: fit-content;
  position: absolute;
  top: 0;
  right: 20px;
  z-index: 100;
  translate: 0 -50%;
  transition: opacity 0.2s ease-in-out;
}
.footer-pagetop:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .footer-pagetop:hover {
    opacity: 0.7;
  }
}

.footer-copyright {
  background-color: #f2f2f2;
}
.footer-copyright small {
  display: block;
  padding: 0.5em;
  font-size: 12px;
  text-align: center;
  color: #777777;
}
@media (max-width: 640px) {
  .footer-copyright small {
    font-size: 10px;
    padding: 1em;
  }
}

.footer-close {
  padding-bottom: 80px;
}
@media (max-width: 640px) {
  .footer-close {
    padding-bottom: 30px;
  }
}
.footer-close a {
  display: block;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  padding: 0.3em 3.5em;
  background-color: #708b92;
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.08em;
  transition: opacity 0.2s ease-in-out;
}
.footer-close a:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .footer-close a:hover {
    opacity: 0.7;
  }
}
@media (max-width: 640px) {
  .footer-close a {
    font-size: 16px;
  }
}

/* ---------------------------
  hero
----------------------------- */
.hero {
  margin-top: var(--header-height);
}
@media (max-width: 1024px) {
  .hero {
    margin-top: 0;
  }
}
.hero img, .hero picture {
  width: 100%;
}

/* ---------------------------
  support
----------------------------- */
.support-section {
  padding: 32px 0 80px;
  background-image: url("../img/top/support_bg_pc.webp");
  background-size: 100% auto;
  background-position: top center;
  background-repeat: no-repeat;
  background-color: var(--blue);
}
@media (max-width: 1024px) {
  .support-section {
    padding-top: 40px;
  }
}
@media (max-width: 640px) {
  .support-section {
    background-image: url("../img/top/support_bg.webp");
    padding-top: 10px;
    padding-bottom: 40px;
  }
}

.support-headline img {
  margin-inline: auto;
}
@media (max-width: 768px) {
  .support-headline img {
    width: 100%;
  }
}

.support-subheadline {
  margin-top: 10px;
}
.support-subheadline img {
  margin-inline: auto;
}
@media (max-width: 768px) {
  .support-subheadline img {
    width: 100%;
  }
}

.support-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 64px;
}
@media (max-width: 768px) {
  .support-list {
    gap: 64px;
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .support-list {
    margin-top: 32px;
    gap: 32px;
  }
}

.support-list__item {
  display: block;
  position: relative;
}
@media (max-width: 768px) {
  .support-list__item:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    translate: -50% 150%;
    width: 30px;
    height: auto;
    aspect-ratio: 1/1;
    background-image: url(../img/top/plus.svg);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
  }
}
@media (max-width: 640px) {
  .support-list__item:not(:last-child)::after {
    width: 16px;
  }
}
.support-list__item img {
  width: 100%;
  max-width: 600px;
  margin-inline: auto;
}

.support-arrow {
  margin-inline: auto;
  margin-block: 20px;
  display: none;
}
@media (max-width: 640px) {
  .support-arrow {
    display: block;
    margin-block: 10px;
    width: 132px;
  }
}

.support-total {
  margin-top: 32px;
}
@media (max-width: 640px) {
  .support-total {
    margin-top: 0;
  }
}
.support-total img {
  margin-inline: auto;
}
@media (max-width: 640px) {
  .support-total img {
    width: 90%;
  }
}

/* ---------------------------
  simulation
----------------------------- */
.sim-section__body {
  padding: 80px 0;
  background-color: var(--skyblue);
}
@media (max-width: 640px) {
  .sim-section__body {
    padding-top: 40px;
    padding-bottom: 40px;
    position: relative;
  }
}

.sim-section__foot {
  padding: 60px 0;
}
@media (max-width: 640px) {
  .sim-section__foot {
    padding: 16px 0;
  }
}
.sim-section__foot a {
  display: grid;
  align-items: center;
  grid-template-columns: 1fr auto;
  gap: 0.5em;
  width: 100%;
  max-width: 500px;
  margin-inline: auto;
  padding: 0.5em 1.5em;
  font-size: 24px;
  letter-spacing: 0.05em;
  font-weight: 800;
  color: var(--white);
  background-color: var(--red);
  text-align: center;
  border-radius: var(--radius-full);
  transition: opacity 0.2s ease-in-out;
}
.sim-section__foot a:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .sim-section__foot a:hover {
    opacity: 0.7;
  }
}
@media (max-width: 640px) {
  .sim-section__foot a {
    font-size: 16px;
  }
}
.sim-section__foot a::after {
  content: "";
  display: inline-block;
  justify-self: end;
  aspect-ratio: 21/20;
  width: 0.8em;
  height: auto;
  background-image: url(../img/common/chevron_2.svg);
  background-repeat: no-repeat;
  background-size: contain;
  translate: 0 0.05em;
}

.sim-headline {
  position: relative;
  z-index: 10;
}
.sim-headline img {
  margin-inline: auto;
}
@media (max-width: 640px) {
  .sim-headline img {
    width: 100%;
  }
}

.sim-subheadline {
  margin-top: 20px;
}
@media (max-width: 640px) {
  .sim-subheadline {
    margin-top: 10px;
  }
}
.sim-subheadline img {
  margin-inline: auto;
}
@media (max-width: 640px) {
  .sim-subheadline img {
    width: 75%;
  }
}

.sim-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 64px;
}
@media (max-width: 768px) {
  .sim-list {
    gap: 64px;
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .sim-list {
    margin-top: 32px;
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.sim-list__item {
  display: block;
  position: relative;
}
@media (max-width: 768px) {
  .sim-list__item:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    translate: -50% 150%;
    width: 30px;
    height: auto;
    aspect-ratio: 1/1;
    background-image: url(../img/top/plus.svg);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
  }
}
@media (max-width: 640px) {
  .sim-list__item:not(:last-child)::after {
    width: 16px;
  }
}
.sim-list__item:nth-child(5) {
  grid-area: 2/2/3/4;
}
@media (max-width: 768px) {
  .sim-list__item:nth-child(5) {
    grid-area: inherit;
  }
}
.sim-list__item:nth-child(5) img {
  max-width: 100%;
}
@media (max-width: 768px) {
  .sim-list__item:nth-child(5) img {
    max-width: 600px;
  }
}
.sim-list__item img {
  width: 100%;
  max-width: 600px;
  margin-inline: auto;
}

.sim-more {
  margin-top: 40px;
}
@media (max-width: 640px) {
  .sim-more {
    margin-top: 24px;
  }
}
.sim-more img {
  width: 50%;
  margin-inline: auto;
}
@media (max-width: 768px) {
  .sim-more img {
    width: 100%;
    max-width: 600px;
  }
}

.sim-total {
  margin-top: 40px;
}
@media (max-width: 640px) {
  .sim-total {
    margin-top: 20px;
  }
}
.sim-total img {
  margin-inline: auto;
}
@media (max-width: 640px) {
  .sim-total img {
    width: 90%;
  }
}

.sim-wave {
  display: block;
  margin-inline: auto;
  margin-top: 80px;
  margin-bottom: 80px;
  width: 100%;
  max-width: 568px;
}
@media (max-width: 640px) {
  .sim-wave {
    margin-top: 32px;
    margin-bottom: 32px;
  }
}

/* ---------------------------
  manga
----------------------------- */
.manga-section {
  padding-bottom: 80px;
}
@media (max-width: 640px) {
  .manga-section {
    padding-bottom: 0;
  }
}

.manga-headline {
  text-align: center;
  background-image: var(--gradient-blue);
  color: var(--yellow);
  font-weight: 800;
  font-size: 40px;
  line-height: var(--line-height-default);
  padding: 0.5em;
}
@media (max-width: 768px) {
  .manga-headline {
    font-size: 32px;
  }
}
@media (max-width: 640px) {
  .manga-headline {
    font-size: 24px;
  }
}

/* ---------------------------
  common
----------------------------- */
.common-section {
  padding: 80px 0;
}
@media (max-width: 640px) {
  .common-section {
    padding: 0;
  }
}

.common-headline {
  text-align: center;
  font-size: 44px;
  font-weight: 800;
  color: var(--white);
  line-height: var(--line-height-default);
  background-image: var(--gradient-blue);
  padding: 0.5em;
  margin-bottom: 1em;
}
@media (max-width: 768px) {
  .common-headline {
    font-size: 32px;
  }
}
@media (max-width: 640px) {
  .common-headline {
    margin-bottom: 0;
    font-size: 26px;
  }
}

.common-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px 40px;
}
@media (max-width: 1024px) {
  .common-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .common-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 640px) {
  .common-card:nth-child(odd) {
    background-color: #EEEEEF;
  }
}
.common-card img {
  width: 100%;
}
.common-card h3 {
  text-align: center;
  font-size: 28px;
  font-weight: 800;
  color: var(--blue);
  line-height: var(--line-height-snug);
  letter-spacing: 0.05em;
  margin-bottom: 0.8em;
}
@media (max-width: 640px) {
  .common-card h3 {
    font-size: 24px;
    margin-bottom: 0.5em;
  }
}
.common-card hgroup p {
  text-align: center;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.05em;
  margin-bottom: 0.2em;
}
@media (max-width: 640px) {
  .common-card hgroup p {
    font-size: 18px;
  }
}
.common-card > p {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.05em;
}
@media (max-width: 640px) {
  .common-card > p {
    font-size: 15px;
  }
}
.common-card h4 {
  margin-top: 1em;
  text-align: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: 0.05em;
}
@media (max-width: 640px) {
  .common-card h4 {
    font-size: 18px;
  }
}

.common-card__text {
  padding-top: 30px;
}
@media (max-width: 640px) {
  .common-card__text {
    padding: 30px 40px;
  }
}

.common-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  margin-top: 2em;
  padding: 0.1em 3em 0.15em;
  font-size: 18px;
  font-weight: 800;
  color: var(--white);
  background-color: var(--blue);
  border-radius: var(--radius-full);
  transition: opacity 0.2s ease-in-out;
}
.common-btn:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .common-btn:hover {
    opacity: 0.7;
  }
}
@media (max-width: 640px) {
  .common-btn {
    margin-top: 1.5em;
    font-size: 16px;
  }
}
.common-btn::after {
  content: "";
  display: inline-block;
  aspect-ratio: 15/25;
  width: 0.5em;
  height: auto;
  background-image: url(../img/common/chevron.svg);
  background-repeat: no-repeat;
  background-size: contain;
  translate: 0 0.05em;
}

/* ---------------------------
  voice
----------------------------- */
.voice-section {
  background-color: #B2DDEA;
  padding: 100px 0;
}
@media (max-width: 640px) {
  .voice-section {
    padding: 50px 0;
  }
}

.voice-head {
  max-width: 1000px;
  margin-inline: auto;
}

.voice-head__headline img {
  width: 75%;
}
@media (max-width: 640px) {
  .voice-head__headline img {
    width: 100%;
  }
}

.voice-head__lead {
  margin-top: -10%;
}
@media (max-width: 640px) {
  .voice-head__lead {
    margin-top: 10px;
  }
}
.voice-head__lead img {
  width: 100%;
}

.voice-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
}
@media (max-width: 1024px) {
  .voice-links {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .voice-links {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }
}

.voice-links__item {
  display: block;
}
.voice-links__item a {
  display: block;
  transition: opacity 0.2s ease-in-out;
}
.voice-links__item a:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .voice-links__item a:hover {
    opacity: 0.7;
  }
}
.voice-links__item img, .voice-links__item picture {
  width: 100%;
}
.voice-links__item span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  background-color: #008CBB;
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
  text-align: center;
  padding: 0.1em 0.5em 0.2em;
}
@media (max-width: 640px) {
  .voice-links__item span {
    font-size: 16px;
  }
}
.voice-links__item span::after {
  content: "";
  display: inline-block;
  aspect-ratio: 15/25;
  width: 0.5em;
  height: auto;
  background-image: url(../img/common/chevron.svg);
  background-repeat: no-repeat;
  background-size: contain;
  translate: 0 0.05em;
}

.aside {
  padding: 40px 0 60px;
}
@media (max-width: 640px) {
  .aside {
    padding: 30px 0 40px;
  }
}

.aside-headline {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  color: #5890C6;
  margin-bottom: 1em;
}
@media (max-width: 640px) {
  .aside-headline {
    font-size: 17px;
    margin-bottom: 0.5em;
  }
}

.aside-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 960px;
  margin-inline: auto;
}
@media (max-width: 640px) {
  .aside-links {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

.aside-links__item a {
  display: block;
  padding: 0.5em;
  font-size: 24px;
  text-align: center;
  color: var(--white);
  background-image: var(--gradient-skyblue);
  transition: opacity 0.2s ease-in-out;
}
.aside-links__item a:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .aside-links__item a:hover {
    opacity: 0.7;
  }
}
@media (max-width: 640px) {
  .aside-links__item a {
    font-size: 17px;
  }
}

.ac-trigger {
  display: block;
  width: 100%;
  max-width: 600px;
  margin-inline: auto;
  margin-top: 40px;
  padding: 0.4em 1.5em;
  border-radius: var(--radius-full);
  color: var(--blue);
  background-color: var(--yellow);
  font-size: 34px;
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.4;
  transition: opacity 0.2s ease-in-out;
  transition: opacity 0.2s ease-in-out;
}
.ac-trigger:focus-visible {
  opacity: 0.7;
}
@media (any-hover: hover) {
  .ac-trigger:hover {
    opacity: 0.7;
  }
}
@media (max-width: 640px) {
  .ac-trigger {
    margin-top: 20px;
    font-size: 20px;
  }
}

.ac-display {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}

.ac-display.is_open {
  opacity: 1;
}

/* ---------------------------
  voice
----------------------------- */
.voice {
  background-color: #B2DDEA;
}

.voice-header picture, .voice-header img {
  width: 100%;
}

.voice-body {
  max-width: 1000px;
  margin-inline: auto;
  padding: 80px 0;
}
@media (max-width: 640px) {
  .voice-body {
    padding: 20px 0 30px;
  }
}

.question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
@media (max-width: 640px) {
  .question img {
    width: 45px;
    height: 45px;
  }
}
.question h2 {
  display: grid;
  align-items: center;
  grid-template-columns: max-content 1fr;
  gap: 1em;
  font-size: 18px;
}
@media (max-width: 640px) {
  .question h2 {
    font-size: 14px;
  }
}
.question span {
  display: block;
  width: -moz-fit-content;
  width: fit-content;
  padding: 0.8em 1em;
  background-color: #008CBB;
  color: var(--white);
  position: relative;
  border-radius: 20px;
  line-height: 1.2;
}
@media (max-width: 640px) {
  .question span {
    border-radius: 10px;
    padding: 0.4em 0.7em;
  }
}
.question span::before {
  content: "";
  position: absolute;
  top: 1.5em;
  left: 0;
  z-index: 10;
  translate: -60% 0;
  width: 1em;
  height: auto;
  aspect-ratio: 1/1;
  background-image: url(../img/voice/bubble_1.svg);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: top center;
}
@media (max-width: 640px) {
  .question span::before {
    top: 1.1em;
  }
}

.answer + .question {
  margin-top: 40px;
}
@media (max-width: 640px) {
  .answer + .question {
    margin-top: 20px;
  }
}

.answer {
  position: relative;
  background-color: var(--white);
  padding: 1em;
  border-radius: 20px;
  font-size: 18px;
  margin-top: 0.8em;
}
@media (max-width: 640px) {
  .answer {
    font-size: 14px;
    line-height: 1.9;
    border-radius: 10px;
    padding: 0.6em 0.8em;
  }
}
.answer::before {
  content: "";
  position: absolute;
  top: 0;
  right: 80px;
  z-index: 10;
  translate: 0 -99%;
  width: 1em;
  height: auto;
  aspect-ratio: 1/1;
  background-image: url(../img/voice/bubble_2.svg);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: top center;
}
@media (max-width: 640px) {
  .answer::before {
    right: 40px;
    width: 0.8em;
  }
}

.insert {
  margin: 40px 0;
}
@media (max-width: 640px) {
  .insert {
    margin: 20px 0;
  }
}
.insert img {
  width: 100%;
}