:root {
  --bg: #08090d;
  --bg-2: #101116;
  --panel: #151821;
  --panel-2: #1c202b;
  --ink: #f7f4ee;
  --ink-2: #d8d4cc;
  --muted: #9b96a6;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --accent: #8657ff;
  --accent-2: #d9fb4f;
  --teal: #40d0c1;
  --paper: #f6f1e7;
  --paper-2: #fffdf8;
  --dark-text: #171717;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.75;
}

body:not(.theme-dark) {
  color: var(--dark-text);
  background: var(--paper);
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px max(20px, calc((100vw - var(--max)) / 2));
  background: rgba(8, 9, 13, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

body:not(.theme-dark) .site-header {
  background: rgba(246, 241, 231, 0.92);
  border-bottom-color: rgba(23, 23, 23, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 188px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--ink);
  background: var(--accent);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-weight: 900;
}

.tech-mark {
  color: var(--ink);
  background:
    linear-gradient(135deg, var(--accent), #5b5cff 55%, #222739 55%),
    var(--accent);
}

.brand-text {
  display: grid;
  gap: 1px;
  line-height: 1.24;
}

.brand-text strong {
  font-size: 0.98rem;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body:not(.theme-dark) .brand-text span {
  color: #6a625c;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 24px;
  color: var(--ink-2);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

body:not(.theme-dark) .site-nav {
  color: #2b2926;
}

.site-nav a {
  text-decoration: none;
}

.nav-cta {
  min-height: 46px;
  padding: 11px 18px;
  color: var(--ink);
  background: var(--accent);
  border-radius: 999px;
}

body:not(.theme-dark) .nav-cta {
  background: #0f6f68;
  color: #fff;
}

.hero,
.tech-hero,
.sleep-hero,
.sub-hero {
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.tech-hero {
  min-height: 720px;
  display: grid;
  align-items: center;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 160px 160px;
  opacity: 0.42;
}

.hero-rings {
  position: absolute;
  right: -120px;
  top: 78px;
  width: 520px;
  height: 520px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.hero-rings::before,
.hero-rings::after {
  content: "";
  position: absolute;
  inset: 80px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.hero-rings::after {
  inset: 170px;
}

.hero-inner,
.sub-hero-inner,
.sleep-hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.tech-hero-inner {
  padding: 104px 0 96px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tech-hero h1,
.sleep-hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: 4.7rem;
  line-height: 1.02;
  letter-spacing: 0;
}

.tech-hero h1 span,
.sleep-hero h1 span {
  color: var(--accent);
}

.hero-lead,
.sleep-hero-copy p,
.sub-hero p:not(.eyebrow) {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--ink-2);
  font-size: 1.06rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
}

.button.primary {
  color: var(--bg);
  background: var(--accent-2);
}

.button.secondary {
  color: var(--ink);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.06);
}

body:not(.theme-dark) .button.secondary,
.button.dark {
  color: var(--dark-text);
  border-color: rgba(23, 23, 23, 0.22);
  background: transparent;
}

.hero-location {
  margin: 56px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 96px 0;
}

.split-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 72px;
  align-items: start;
}

.section-heading {
  max-width: 760px;
}

.wide-heading {
  max-width: 900px;
}

.section-heading h2,
.contact-band h2,
.sub-hero h1 {
  margin: 0;
  font-size: 2.5rem;
  line-height: 1.25;
  letter-spacing: 0;
}

.split-copy p,
.intro-text {
  margin: 0;
  color: var(--ink-2);
  font-size: 1.04rem;
}

.split-copy p + p {
  margin-top: 18px;
}

body:not(.theme-dark) .split-copy p,
body:not(.theme-dark) .intro-text {
  color: #34302b;
}

.service-grid {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.six-grid {
  grid-template-columns: repeat(3, 1fr);
}

.service-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.service-card,
.work-card,
.plan-card,
.support-card,
.company-table,
.notice-box {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 18px 56px rgba(0, 0, 0, 0.18);
}

body:not(.theme-dark) .service-card,
body:not(.theme-dark) .work-card,
body:not(.theme-dark) .plan-card,
body:not(.theme-dark) .support-card,
body:not(.theme-dark) .company-table,
body:not(.theme-dark) .notice-box {
  background: var(--paper-2);
  border-color: #ded6c9;
  box-shadow: 0 14px 34px rgba(23, 23, 23, 0.06);
}

.service-card {
  min-height: 286px;
  padding: 28px;
}

.service-number,
.card-kicker,
.product-status {
  display: inline-flex;
  margin: 0 0 14px;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body:not(.theme-dark) .service-number,
body:not(.theme-dark) .card-kicker,
body:not(.theme-dark) .product-status {
  color: #0f6f68;
}

.service-card h3,
.work-card h3,
.plan-card h3,
.product-feature h3,
.support-card h2,
.notice-box h2 {
  margin: 0 0 12px;
  font-size: 1.28rem;
  line-height: 1.38;
}

.service-card p,
.work-card p,
.plan-card p,
.product-feature p,
.support-card p,
.notice-box p,
.plan-note {
  margin: 0;
  color: var(--muted);
}

body:not(.theme-dark) .service-card p,
body:not(.theme-dark) .work-card p,
body:not(.theme-dark) .plan-card p,
body:not(.theme-dark) .product-feature p,
body:not(.theme-dark) .support-card p,
body:not(.theme-dark) .notice-box p,
body:not(.theme-dark) .plan-note {
  color: #67635c;
}

.approach-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  padding: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

body:not(.theme-dark) .process-list li {
  background: rgba(255, 253, 248, 0.64);
  border-color: #ded6c9;
}

.process-list span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 24px;
  color: var(--bg);
  background: var(--accent-2);
  border-radius: 50%;
  font-weight: 900;
}

.process-list strong {
  display: block;
  font-size: 1.08rem;
}

.process-list p {
  margin: 8px 0 0;
  color: var(--muted);
}

.work-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.95fr 0.95fr;
  gap: 18px;
  margin-top: 34px;
}

.work-card {
  min-height: 330px;
  display: grid;
  align-content: end;
  padding: 30px;
  color: inherit;
  text-decoration: none;
}

.featured-work {
  background:
    linear-gradient(135deg, rgba(134, 87, 255, 0.24), rgba(217, 251, 79, 0.08)),
    var(--panel);
}

.work-symbol {
  display: grid;
  place-items: center;
  width: 66px;
  height: 66px;
  margin-bottom: 58px;
  color: var(--bg);
  background: var(--accent-2);
  font-weight: 1000;
}

.work-link {
  margin-top: 24px;
  color: var(--accent-2);
  font-weight: 900;
}

.about-section {
  border-top: 1px solid var(--line);
}

.company-table {
  width: 100%;
  margin: 28px 0 0;
}

.company-table div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}

.company-table div:last-child {
  border-bottom: 0;
}

.company-table dt {
  color: var(--muted);
  font-weight: 900;
}

.company-table dd {
  margin: 0;
}

.company-table a,
.legal-block a,
.support-card a {
  color: var(--teal);
  font-weight: 900;
}

.contact-band {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto 96px;
  padding: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  background:
    linear-gradient(135deg, rgba(134, 87, 255, 0.22), rgba(217, 251, 79, 0.08)),
    var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-band p:not(.eyebrow) {
  max-width: 720px;
  margin: 14px 0 0;
  color: var(--muted);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(20px, calc((100vw - var(--max)) / 2));
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  text-decoration: none;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.sleep-hero {
  min-height: 760px;
}

.sleep-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 410px;
  gap: 70px;
  align-items: center;
  padding: 84px 0 90px;
}

.sleep-hero-copy h1 {
  max-width: 760px;
}

.phone-showcase {
  position: relative;
  margin: 0;
  padding: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.phone-showcase img {
  aspect-ratio: 1290 / 2796;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  padding: 8px 12px;
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 800;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 34px;
  background: var(--line);
  border: 1px solid var(--line);
}

.feature-strip article {
  min-height: 280px;
  padding: 28px;
  background: var(--bg-2);
}

.feature-strip span {
  color: var(--accent-2);
  font-weight: 900;
}

.feature-strip h3 {
  margin: 58px 0 12px;
  font-size: 1.22rem;
}

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

.dark-panel-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.product-feature {
  display: grid;
  grid-template-columns: 1fr 0.88fr;
  gap: 28px;
  margin-top: 34px;
  padding: 34px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.product-meta {
  display: grid;
  align-content: start;
  gap: 0;
  margin: 0;
  padding: 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
}

.product-meta div {
  padding: 0 0 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.product-meta div:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.product-meta dt {
  color: var(--muted);
  font-weight: 900;
}

.product-meta dd {
  margin: 4px 0 0;
}

.sleep-flow {
  grid-template-columns: repeat(4, 1fr);
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.plan-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 260px;
  padding: 28px;
}

.plan-card.recommended {
  border-color: rgba(217, 251, 79, 0.48);
  box-shadow: 0 18px 70px rgba(217, 251, 79, 0.12);
}

.plan-card strong {
  display: block;
  margin-top: auto;
  color: var(--ink);
  font-size: 1.1rem;
}

.plan-note {
  max-width: 820px;
  margin: 18px 0 0;
  font-size: 0.92rem;
}

.notice-section {
  padding-top: 0;
}

.notice-box {
  padding: 32px;
  border-left: 4px solid var(--accent-2);
}

.dark-notice {
  background: rgba(217, 251, 79, 0.08);
}

.stacked-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.sub-hero {
  background: #171717;
}

.sub-hero-inner {
  padding: 92px 0 78px;
}

body:not(.theme-dark) .sub-hero {
  color: #fff;
}

.legal-page {
  max-width: 980px;
}

.legal-updated {
  margin: 0 0 28px;
  color: #67635c;
  font-size: 0.94rem;
}

.legal-block {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  position: relative;
  margin: 0;
  border: 1px solid #c9c0b2;
  border-bottom: 0;
  background: #fffdf8;
}

.legal-block:first-of-type {
  border-top: 1px solid #c9c0b2;
  border-radius: 8px 8px 0 0;
}

.legal-block:last-of-type {
  border-bottom: 1px solid #c9c0b2;
  border-radius: 0 0 8px 8px;
}

.legal-block h2 {
  grid-column: 1;
  grid-row: 1 / span 20;
  margin: 0;
  padding: 22px 20px;
  border-right: 1px solid #c9c0b2;
  color: #22201d;
  background: #eee7db;
  font-size: 1.05rem;
  line-height: 1.45;
}

.legal-block > p,
.legal-block > ul {
  grid-column: 2;
}

.legal-block p {
  margin: 0;
  padding: 20px 24px 0;
  color: #34302b;
  overflow-wrap: anywhere;
}

.legal-block p:last-child {
  padding-bottom: 20px;
}

.legal-block ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 20px 24px 6px 3em;
  color: #34302b;
}

.legal-block ul:last-child {
  padding-bottom: 20px;
}

.legal-block a {
  overflow-wrap: anywhere;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.support-card {
  padding: 28px;
}

.support-card p + p {
  margin-top: 14px;
}

.support-card .button {
  margin-top: 22px;
}

.support-quick,
.primary-support {
  grid-column: 1 / -1;
}

.quick-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quick-link-list a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 8px 14px;
  color: #0f6f68;
  background: rgba(15, 111, 104, 0.08);
  border: 1px solid rgba(15, 111, 104, 0.16);
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
}

.support-note {
  padding-top: 14px;
  border-top: 1px solid #ded6c9;
  font-size: 0.92rem;
}

.primary-support {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
}

.primary-support .eyebrow,
.primary-support h2,
.primary-support p {
  grid-column: 1;
}

.primary-support .button {
  grid-column: 2;
  grid-row: 1 / span 3;
}

.link-list,
.faq-list {
  margin: 0;
  padding-left: 1.15em;
}

.link-list li + li,
.faq-list li + li {
  margin-top: 8px;
}

.faq-list {
  color: #67635c;
}

@media (max-width: 980px) {
  .site-nav {
    gap: 18px;
  }

  .tech-hero h1,
  .sleep-hero h1 {
    font-size: 3rem;
    line-height: 1.08;
  }

  .split-section,
  .sleep-hero-inner,
  .product-feature {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .six-grid,
  .work-grid,
  .feature-strip,
  .sleep-flow,
  .plan-grid,
  .support-grid,
  .primary-support {
    grid-template-columns: repeat(2, 1fr);
  }

  .phone-showcase {
    width: min(390px, 100%);
  }

  .primary-support .button {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }

  .contact-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .stacked-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .site-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }
}

@media (max-width: 640px) {
  .site-header {
    gap: 10px;
    padding: 12px 16px;
  }

  .site-nav {
    gap: 10px;
    font-size: 0.76rem;
    line-height: 1.2;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .nav-cta {
    min-height: 36px;
    padding: 8px 10px;
    white-space: nowrap;
  }

  .tech-hero {
    min-height: 650px;
  }

  .tech-hero-inner,
  .sleep-hero-inner,
  .sub-hero-inner {
    width: calc(100% - 32px);
    padding: 72px 0 58px;
  }

  .tech-hero h1,
  .sleep-hero h1 {
    font-size: 2.28rem;
    line-height: 1.12;
  }

  .hero-lead,
  .sleep-hero-copy p {
    font-size: 0.98rem;
  }

  .section {
    width: calc(100% - 32px);
    padding: 64px 0;
  }

  .legal-block {
    grid-template-columns: 1fr;
  }

  .legal-block h2 {
    grid-column: 1;
    grid-row: auto;
    padding: 15px 17px;
    border-right: 0;
    border-bottom: 1px solid #c9c0b2;
    font-size: 1rem;
  }

  .legal-block > p,
  .legal-block > ul {
    grid-column: 1;
  }

  .legal-block p {
    padding: 16px 17px 0;
  }

  .legal-block p:last-child {
    padding-bottom: 17px;
  }

  .legal-block ul {
    padding: 16px 17px 4px 2.35em;
  }

  .legal-block ul:last-child {
    padding-bottom: 17px;
  }

  .section-heading h2,
  .contact-band h2,
  .sub-hero h1 {
    font-size: 1.72rem;
  }

  .six-grid,
  .service-grid.three,
  .work-grid,
  .feature-strip,
  .process-list,
  .sleep-flow,
  .plan-grid,
  .support-grid,
  .primary-support {
    grid-template-columns: 1fr;
  }

  .service-card,
  .work-card,
  .plan-card,
  .support-card,
  .product-feature,
  .product-meta,
  .notice-box {
    min-height: auto;
    padding: 22px;
  }

  .work-symbol {
    margin-bottom: 42px;
  }

  .feature-strip article {
    min-height: auto;
  }

  .feature-strip h3 {
    margin-top: 34px;
  }

  .company-table div {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 18px;
  }

  .contact-band {
    width: calc(100% - 32px);
    margin-bottom: 64px;
    padding: 28px;
  }

  .site-footer {
    flex-direction: column;
    padding: 24px 16px;
  }
}