:root {
  --bg: #030817;
  --navy: #071833;
  --navy2: #0a2a55;
  --gold: #ffd536;
  --gold2: #d99b12;
  --red: #e40012;
  --green: #06c755;
  --green2: #018d32;
  --white: #fff;
  --ink: #0a1424;
  --muted: #b9c7dc;
  --line: rgba(255,255,255,.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--white);
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 154, 255, .18), transparent 30%),
    linear-gradient(180deg, #02050d 0%, #071833 36%, #02050d 100%);
  font-family: "Yu Gothic", "YuGothic", "Hiragino Sans", "Meiryo", system-ui, sans-serif;
  line-height: 1.75;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.page {
  width: min(100%, 1920px);
  margin: 0 auto;
  overflow: hidden;
  background: var(--bg);
  box-shadow: 0 0 56px rgba(0,0,0,.55);
}

.image-section {
  position: relative;
  background: #02050d;
}

.page > section + section {
  margin-top: clamp(60px, 7vw, 120px);
}

.compare-section {
  margin-top: 0;
  padding-top: clamp(96px, 12vw, 180px);
  background:
    linear-gradient(180deg, #02050d 0%, #06152d 54%, #02050d 100%);
}

.compare-section::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 50%;
  width: min(72%, 960px);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(255, 213, 54, .72), transparent);
  box-shadow: 0 0 18px rgba(255, 213, 54, .28);
}

.image-link {
  position: absolute;
  z-index: 5;
  display: block;
}

.fv-link {
  left: 12%;
  right: 12%;
  bottom: 3.7%;
  height: 14%;
}

.benefits-link {
  left: 16%;
  right: 16%;
  bottom: 3.5%;
  height: 13.5%;
}

.content-section {
  position: relative;
  padding: 84px 20px;
  background:
    radial-gradient(circle at 10% 0%, rgba(0, 160, 255, .16), transparent 24%),
    radial-gradient(circle at 92% 12%, rgba(255, 213, 54, .1), transparent 22%),
    linear-gradient(180deg, rgba(5, 18, 42, .98), rgba(2, 8, 20, .98));
  border-top: 1px solid rgba(255,255,255,.14);
}

.inner {
  width: min(1040px, 100%);
  margin: 0 auto;
}

.label {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 14px;
  color: #061326;
  background: linear-gradient(90deg, var(--gold), #fff18a);
  font-weight: 900;
  transform: skewX(-8deg);
  box-shadow: 0 8px 18px rgba(255,213,54,.2);
}

h2,
h3,
p {
  margin-top: 0;
}

h2 {
  margin-bottom: 24px;
  color: var(--white);
  font-size: clamp(32px, 4.2vw, 58px);
  font-weight: 900;
  line-height: 1.22;
  text-shadow: 0 4px 0 rgba(0,0,0,.45);
}

h3 {
  margin: 34px 0 14px;
  color: var(--gold);
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 900;
}

p,
li {
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 700;
}

.check-list {
  display: grid;
  gap: 14px;
}

.check-list p {
  position: relative;
  margin: 0;
  padding: 16px 18px 16px 54px;
  color: var(--ink);
  background: rgba(255,255,255,.95);
  border: 2px solid rgba(255,213,54,.28);
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(0,0,0,.25);
}

.check-list p::before {
  content: "✓";
  position: absolute;
  left: 17px;
  top: 10px;
  color: var(--red);
  font-size: 28px;
  font-weight: 900;
}

.problem {
  min-height: 720px;
  background:
    linear-gradient(90deg, rgba(2, 7, 16, .9) 0%, rgba(2, 7, 16, .76) 42%, rgba(2, 7, 16, .18) 76%, rgba(2, 7, 16, .06) 100%),
    linear-gradient(180deg, rgba(2, 7, 16, .18), rgba(2, 7, 16, .78)),
    url("assets/problem-bg-pc.png") center / cover;
}

.problem .inner {
  width: min(1120px, 100%);
  margin-left: auto;
  margin-right: auto;
}

.problem h2,
.problem .check-list,
.problem .message-box {
  width: min(660px, 58%);
}

.problem .check-list p {
  color: var(--white);
  background: linear-gradient(90deg, rgba(3, 10, 24, .9), rgba(6, 22, 47, .72));
  border: 1px solid rgba(255,213,54,.42);
  box-shadow: 0 14px 30px rgba(0,0,0,.36), inset 0 0 18px rgba(0,160,255,.08);
  text-shadow: 0 2px 8px rgba(0,0,0,.65);
  backdrop-filter: blur(3px);
}

.problem .message-box {
  color: var(--white);
  background: linear-gradient(90deg, rgba(5, 18, 42, .93), rgba(7, 31, 66, .76));
  border-color: rgba(255,213,54,.62);
  text-shadow: 0 2px 8px rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}

.problem-title span {
  display: inline;
}

.problem .message-box span {
  display: block;
}

.message-box,
.accent-box {
  margin-top: 24px;
  padding: 22px;
  color: var(--ink);
  background: rgba(255,255,255,.96);
  border: 3px solid var(--gold);
  border-radius: 10px;
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 900;
  line-height: 1.65;
  box-shadow: 0 18px 36px rgba(0,0,0,.28);
}

.message-box.strong {
  color: var(--white);
  background: linear-gradient(180deg, #08275d, #04142f);
  border-color: rgba(255,213,54,.7);
}

.product-name {
  margin: 10px 0 22px;
  padding: 18px;
  color: var(--gold);
  background: rgba(0,0,0,.34);
  border-left: 8px solid var(--red);
  font-size: clamp(22px, 2.8vw, 38px);
  font-weight: 900;
  line-height: 1.35;
}

.product-name span {
  display: inline;
}

.product-name span + span {
  margin-left: .45em;
}

.solution-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 42%);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  margin: 28px 0 18px;
}

.solution h2 {
  text-align: center;
}

.solution-title span {
  display: inline;
}

.solution-title span:first-child {
  display: block;
}

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

.site-visits span {
  display: block;
}

.package-mockup {
  margin: 0;
}

.package-mockup img {
  border-radius: 10px;
  box-shadow: 0 24px 54px rgba(0,0,0,.42);
}

.reason-image {
  display: block;
  margin: 34px auto 28px;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 22px 46px rgba(0,0,0,.38);
}

.business-trip-lead {
  margin: 0 auto 28px;
  color: #fff;
  font-size: clamp(22px, 2.2vw, 32px);
  font-weight: 700;
  line-height: 1.65;
  text-align: center;
}

.business-trip-lead span {
  display: block;
}

.business-trip-lead span:last-child {
  color: #ffd447;
}

.business-trip-lead .sp-break {
  display: none;
}

.business-trip-examples {
  width: min(1120px, 100%);
  margin: 0 auto 34px;
}

.business-trip-examples picture {
  display: block;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 18px 38px rgba(0,0,0,.3);
}

.business-trip-examples img {
  display: block;
  width: 100%;
  height: auto;
}

.business-trip-note {
  margin: 12px auto 0;
  padding: 0 8px;
  color: rgba(225, 232, 242, .68);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.75;
  text-align: center;
}

.karakuri-image {
  display: block;
  margin: 38px auto 62px;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 20px 44px rgba(0,0,0,.34);
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.reason-grid article {
  min-height: 230px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255,255,255,.11), rgba(255,255,255,.05));
  box-shadow: inset 0 0 20px rgba(0,160,255,.08);
}

.reason-grid span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 12px;
  border-radius: 50%;
  color: var(--navy);
  background: linear-gradient(180deg, var(--gold), var(--gold2));
  font-weight: 900;
}

.reason-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 18px;
  line-height: 1.35;
}

.reason-grid p {
  margin-bottom: 0;
  color: var(--white);
  font-size: 15px;
}

.simple-list,
.present-list {
  margin: 18px 0 0;
  padding-left: 1.4em;
}

.simple-list li,
.present-list li {
  margin: 8px 0;
}

.solution .simple-list {
  width: min(820px, 100%);
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.solution .message-box.strong {
  text-align: center;
}

.solution .message-box.strong span {
  display: inline;
}

.solution .message-box.strong .pc-line {
  display: block;
}

.solution .message-box.strong .sp-line {
  display: none;
}

.simulation {
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 255, 95, .18), transparent 24%),
    linear-gradient(180deg, #061c3d, #020817);
  text-align: center;
}

.simulation p span {
  display: inline;
}

.simulation-title span {
  display: inline;
}

.note {
  color: var(--muted);
  font-size: 14px;
}

.line-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 760px);
  min-height: 86px;
  margin-top: 20px;
  padding: 18px 24px;
  color: var(--white);
  background: linear-gradient(180deg, #16e85d 0%, #05b841 48%, #007a29 100%);
  border: 2px solid rgba(255,255,255,.3);
  border-radius: 14px;
  box-shadow:
    0 0 0 4px rgba(0,255,95,.16),
    0 0 30px rgba(0,255,95,.42),
    inset 0 3px 12px rgba(255,255,255,.28),
    0 18px 34px rgba(0,0,0,.35);
  font-size: clamp(20px, 2.7vw, 34px);
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
}

.present {
  padding-top: 42px;
  padding-bottom: 42px;
  background:
    radial-gradient(circle at 80% 0%, rgba(255,213,54,.14), transparent 26%),
    linear-gradient(180deg, #071833, #030817);
}

.present .inner {
  width: min(820px, 100%);
  text-align: center;
}

.benefits-section + .present,
.present + .faq {
  margin-top: clamp(30px, 3.5vw, 60px);
}

.present p {
  margin-bottom: 14px;
}

.present p span {
  display: inline;
}

.present p span.pc-break {
  display: block;
}

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

details {
  margin-bottom: 12px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 9px;
  background: rgba(255,255,255,.08);
  overflow: hidden;
}

.faq .inner {
  width: min(820px, 100%);
}

.faq .label,
.faq h2 {
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.faq .label {
  padding: 0;
  color: var(--gold);
  background: none;
  transform: none;
  box-shadow: none;
  font-size: 24px;
  letter-spacing: 0;
  text-shadow: 0 0 18px rgba(255, 213, 54, .35);
}

summary {
  cursor: pointer;
  padding: 20px 40px;
  color: var(--white);
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 40px 24px;
  color: var(--muted);
}

.final-cta {
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(0,255,95,.2), transparent 26%),
    linear-gradient(180deg, #071833, #02050d);
}

.target,
.register {
  color: var(--gold);
  font-weight: 900;
}

.final-cta-image-link {
  display: block;
  width: min(760px, 100%);
  margin: 22px auto 0;
}

.sp-final-break {
  display: inline;
}

.attention {
  width: min(760px, 100%);
  margin: 22px auto 0;
  padding: 14px 18px;
  color: var(--muted);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background: rgba(255,255,255,.06);
  font-size: 12px;
  line-height: 1.65;
  text-align: left;
}

@media (max-width: 720px) {
  body {
    background: #02050d;
  }

  .page {
    width: 100%;
    box-shadow: none;
  }

  .fv-link {
    left: 3%;
    right: 3%;
    bottom: 3.3%;
    height: 10%;
  }

  .benefits-link {
    left: 3%;
    right: 3%;
    bottom: 2.8%;
    height: 10%;
  }

  .page > section + section {
    margin-top: 42px;
  }

  .compare-section {
    margin-top: 0;
    padding-top: 58px;
  }

  .compare-section::before {
    top: 28px;
    width: 82%;
  }

  .content-section {
    padding: 48px 14px;
  }

  .solution-intro {
    display: flex;
    flex-direction: column-reverse;
    gap: 22px;
    margin: 20px 0 18px;
  }

  .package-mockup {
    width: min(100%, 360px);
    margin: 0 auto;
  }

  .present {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .benefits-section + .present,
  .present + .faq {
    margin-top: 24px;
  }

  .present p {
    margin-bottom: 12px;
  }

  .simulation,
  .present .inner {
    text-align: left;
  }

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

  .product-name span {
    display: block;
  }

  .product-name span + span {
    margin-left: 0;
  }

  .product-name {
    padding: 18px 10px;
    line-height: 1.45;
    text-align: center;
  }

  .product-name span:first-child {
    font-size: 22px;
  }

  .product-name span:nth-child(2),
  .product-name span:nth-child(3) {
    font-size: 28px;
  }

  .present p span {
    display: block;
  }

  .simulation p span {
    display: block;
  }

  .simulation-title {
    font-size: 25px;
  }

  .simulation-title span {
    display: block;
  }

  .problem {
    min-height: 860px;
    padding-top: 34px;
    background:
      linear-gradient(180deg, rgba(2, 7, 16, .72) 0%, rgba(2, 7, 16, .48) 42%, rgba(2, 7, 16, .72) 100%),
      linear-gradient(90deg, rgba(2, 7, 16, .82) 0%, rgba(2, 7, 16, .42) 72%, rgba(2, 7, 16, .16) 100%),
      url("assets/problem-bg-sp.png") 58% -285px / auto 940px no-repeat,
      #020710;
  }

  .problem h2,
  .problem .check-list,
  .problem .message-box {
    width: 100%;
  }

  .problem h2 {
    max-width: 92%;
  }

  .problem-title span {
    display: block;
  }

  .problem .check-list {
    margin-top: 150px;
  }

  .problem .check-list p {
    padding: 13px 13px 13px 44px;
    background: linear-gradient(90deg, rgba(3, 10, 24, .88), rgba(6, 22, 47, .66));
  }

  .problem .message-box {
    padding: 16px;
    background: linear-gradient(90deg, rgba(5, 18, 42, .92), rgba(7, 31, 66, .72));
  }

  .reason-image {
    margin: 26px -4px 22px;
    border-radius: 8px;
  }

  .business-trip-lead {
    margin-bottom: 22px;
    padding: 0 8px;
    font-size: 18px;
    line-height: 1.65;
  }

  .business-trip-lead .sp-break {
    display: block;
  }

  .business-trip-examples {
    width: auto;
    margin: 0 -4px 28px;
  }

  .business-trip-examples picture {
    border-radius: 8px;
  }

  .business-trip-note {
    margin-top: 10px;
    padding: 0 8px;
    font-size: 10px;
    line-height: 1.65;
    text-align: left;
  }

  .karakuri-image {
    margin: 28px -4px 46px;
    border-radius: 8px;
  }

  .solution .simple-list {
    width: auto;
    margin-left: 0;
    margin-right: 0;
  }

  .solution .message-box.strong {
    text-align: center;
  }

  .solution .message-box.strong span,
  .solution .message-box.strong .sp-line {
    display: block;
  }

  .solution .message-box.strong .pc-line,
  .solution .message-box.strong .pc-inline {
    display: none;
  }

  .solution h2 {
    text-align: left;
  }

  .solution-title span,
  .solution-title span:first-child {
    display: block;
  }

  .site-visits span {
    display: block;
  }

  h2 {
    font-size: 29px;
  }

  .final-cta h2 {
    font-size: 25px;
  }

  .sp-final-break {
    display: block;
  }

  p,
  li {
    font-size: 16px;
  }

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

  .reason-grid article {
    min-height: auto;
  }

  summary {
    padding: 16px 16px;
  }

  details p {
    padding: 0 16px 18px;
  }

  .line-button {
    min-height: 72px;
    padding: 14px;
    font-size: 20px;
  }
}