:root {
  --ink: #102033;
  --muted: #5d6d7e;
  --line: #d9e2ea;
  --paper: #ffffff;
  --soft: #f2f8f7;
  --teal: #06a88f;
  --coral: #ff6b5f;
  --gold: #f4bf4f;
  --navy: #102849;
  --shadow: 0 18px 50px rgba(16, 32, 51, .14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", Arial, sans-serif;
  line-height: 1.75;
  background: var(--paper);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, .88);
  border-bottom: 1px solid rgba(217, 226, 234, .8);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--navy), var(--teal));
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.nav a:hover {
  color: var(--teal);
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: 0;
}

.header-cta {
  color: #fff;
  background: var(--teal);
  box-shadow: 0 10px 24px rgba(6, 168, 143, .24);
}

.section-dark {
  color: #fff;
  background: var(--navy);
}

.hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(16, 40, 73, .94), rgba(16, 40, 73, .62) 46%, rgba(16, 40, 73, .28)),
    url("https://images.unsplash.com/photo-1611162616305-c69b3fa7fbe0?auto=format&fit=crop&w=1800&q=82") center / cover;
}

.hero-inner {
  position: relative;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 120px 0 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.section-dark .eyebrow {
  color: #75ead9;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(38px, 6vw, 74px);
  line-height: 1.12;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.25;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.35;
}

.lead {
  max-width: 650px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, .9);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 42px;
}

.btn-primary {
  color: #fff;
  background: var(--coral);
  box-shadow: 0 14px 34px rgba(255, 107, 95, .32);
}

.btn-ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .45);
  background: rgba(255, 255, 255, .08);
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 880px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .12);
  backdrop-filter: blur(12px);
}

.hero-points strong,
.hero-points span {
  display: block;
}

.hero-points span {
  color: rgba(255, 255, 255, .78);
  font-size: 13px;
}

.notice {
  background: #fff;
}

.notice-inner {
  display: flex;
  gap: 20px;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.notice span {
  flex: 0 0 auto;
  color: var(--teal);
  font-weight: 900;
}

.notice p {
  margin: 0;
  color: var(--muted);
}

.section {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 92px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.intro-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.intro-grid article,
.case-card {
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 10px 30px rgba(16, 32, 51, .06);
}

.intro-grid img {
  height: 238px;
  object-fit: cover;
}

.intro-grid article h3,
.intro-grid article p {
  padding: 0 22px;
}

.intro-grid article h3 {
  margin-top: 22px;
}

.intro-grid article p {
  margin-bottom: 24px;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
  gap: 48px;
  align-items: center;
}

.split-media img {
  height: 620px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.split-copy > p:not(.eyebrow) {
  color: var(--muted);
}

.support-list {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.support-list div {
  padding: 18px 20px;
  border-left: 4px solid var(--teal);
  background: var(--soft);
}

.support-list span {
  color: var(--coral);
  font-weight: 900;
}

.support-list strong {
  display: block;
  margin: 4px 0;
}

.support-list p {
  margin: 0;
  color: var(--muted);
}

.section-soft {
  width: 100%;
  max-width: none;
  padding: 74px max(18px, calc((100% - 1120px) / 2));
  background: var(--soft);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
}

.stat {
  padding: 30px 24px;
  background: #fff;
}

.stat strong {
  display: block;
  color: var(--teal);
  font-size: 34px;
  line-height: 1.1;
}

.stat span {
  color: var(--muted);
  font-weight: 700;
}

.case-card img {
  height: 220px;
  object-fit: cover;
}

.case-card div {
  padding: 22px;
}

.case-card span {
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
}

.case-card p {
  margin: 0;
  color: var(--muted);
}

.earning {
  display: grid;
  grid-template-columns: .82fr 1fr;
  gap: 42px;
  align-items: center;
}

.earning-copy p:not(.eyebrow) {
  color: var(--muted);
}

.earning-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 20px;
  background:
    linear-gradient(135deg, rgba(6, 168, 143, .08), rgba(255, 107, 95, .08)),
    #fff;
  border: 1px solid var(--line);
}

.earning-panel div {
  padding: 24px 18px;
  background: #fff;
}

.earning-panel span,
.earning-panel strong,
.earning-panel em {
  display: block;
}

.earning-panel span {
  color: var(--teal);
  font-weight: 900;
}

.earning-panel strong {
  margin: 7px 0;
  font-size: 20px;
}

.earning-panel em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.flow-list li {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
}

.flow-list span {
  color: var(--coral);
  font-weight: 900;
}

.flow-list strong {
  display: block;
  margin: 8px 0;
}

.flow-list p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 66px;
  padding: 0 22px;
  border: 1px solid var(--line);
  color: var(--ink);
  font: inherit;
  font-weight: 900;
  text-align: left;
  background: #fff;
  cursor: pointer;
}

.faq-item em {
  position: relative;
  flex: 0 0 22px;
  height: 22px;
}

.faq-item em::before,
.faq-item em::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 3px;
  width: 16px;
  height: 2px;
  background: var(--teal);
}

.faq-item em::after {
  transform: rotate(90deg);
}

.faq-item[aria-expanded="true"] em::after {
  transform: rotate(0);
}

.faq-panel {
  display: none;
  padding: 0 22px 22px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-top: 0;
}

.faq-panel.is-open {
  display: block;
}

.contact {
  display: grid;
  grid-template-columns: .82fr 1fr;
  gap: 42px;
  align-items: start;
}

.contact-copy p:not(.eyebrow) {
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 10px 30px rgba(16, 32, 51, .06);
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-weight: 900;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--ink);
  font: inherit;
  background: #fff;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .btn {
  border: 0;
  cursor: pointer;
}

.form-message {
  min-height: 24px;
  margin: 0;
  color: var(--teal);
  font-weight: 900;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto 72px;
  padding: 46px;
}

.final-cta h2 {
  max-width: 720px;
  font-size: clamp(28px, 4vw, 44px);
}

.final-cta p:last-child {
  margin-bottom: 0;
  color: rgba(255, 255, 255, .82);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 56px) 92px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer p {
  margin: 0;
}

.footer a {
  font-weight: 900;
  color: var(--teal);
}

.sticky-cta {
  position: fixed;
  left: 50%;
  bottom: 18px;
  z-index: 30;
  transform: translateX(-50%);
  display: none;
  width: min(430px, calc(100% - 28px));
}

.sticky-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  color: #fff;
  font-weight: 900;
  background: var(--teal);
  box-shadow: 0 14px 34px rgba(6, 168, 143, .28);
}

@media (max-width: 900px) {
  .site-header {
    min-height: 66px;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: 650px;
  }

  .hero-points,
  .intro-grid,
  .case-grid,
  .earning,
  .contact,
  .split,
  .stats,
  .flow-list {
    grid-template-columns: 1fr;
  }

  .split-media img {
    height: 360px;
  }

  .earning-panel {
    grid-template-columns: 1fr;
  }

  .final-cta {
    display: block;
    padding: 34px 22px;
  }

  .final-cta .btn {
    width: 100%;
    margin-top: 22px;
  }

  .sticky-cta {
    display: block;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding-inline: 14px;
  }

  .brand small {
    display: none;
  }

  .header-cta {
    min-height: 42px;
    padding-inline: 14px;
    font-size: 13px;
  }

  .hero-inner {
    width: min(100% - 28px, 1120px);
    padding: 90px 0 48px;
  }

  h1 {
    font-size: 38px;
  }

  .lead {
    font-size: 16px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .notice-inner {
    display: block;
    width: min(100% - 28px, 1120px);
  }

  .section {
    width: min(100% - 28px, 1120px);
    padding: 68px 0;
  }

  .section-soft {
    width: 100%;
    padding: 58px 14px;
  }

  .intro-grid img,
  .case-card img {
    height: 210px;
  }

  .footer {
    display: block;
  }
}