:root {
  --coral: #ff604b;
  --coral-dark: #c93f2e;
  --coral-soft: #fff0eb;
  --ink: #171a1f;
  --muted: #616870;
  --cream: #fff8f2;
  --paper: #ffffff;
  --line: rgba(23, 26, 31, 0.1);
  --shadow: 0 28px 80px rgba(88, 43, 32, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 96, 75, 0.94);
  color: #fff;
  backdrop-filter: blur(16px);
}
.nav {
  display: flex;
  width: min(1160px, calc(100% - 40px));
  min-height: 68px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand, .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-decoration: none;
}
.brand { color: #fff; }
.brand img, .footer-brand img { width: 34px; height: 34px; border-radius: 9px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 700; }
.nav-links a { position: relative; text-decoration: none; }
.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 2px;
  background: #fff;
  content: "";
  opacity: 0;
  transform: scaleX(0.6);
  transition: 160ms ease;
}
.nav-links a:hover::after, .nav-links a:focus-visible::after { opacity: 1; transform: scaleX(1); }

.hero {
  position: relative;
  overflow: hidden;
  background: var(--coral);
  color: #fff;
}
.hero::before {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.16) 1.5px, transparent 1.5px);
  background-size: 24px 24px;
  content: "";
  mask-image: linear-gradient(90deg, rgba(0,0,0,0.45), transparent 58%);
}
.hero-inner {
  position: relative;
  display: grid;
  width: min(1160px, calc(100% - 40px));
  min-height: 710px;
  margin: 0 auto;
  grid-template-columns: 1.03fr 0.97fr;
  align-items: center;
  gap: 68px;
  padding: 70px 0 92px;
}
.hero-content { position: relative; z-index: 3; }
.eyebrow { margin: 0 0 20px; font-size: 13px; font-weight: 900; letter-spacing: 0.16em; text-transform: uppercase; }
.coral-text { color: var(--coral-dark); }
.hero h1 {
  max-width: 640px;
  margin: 0;
  font-size: clamp(52px, 6vw, 84px);
  line-height: 1.11;
  letter-spacing: -0.055em;
}
.hero-copy {
  max-width: 600px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(17px, 1.8vw, 21px);
  font-weight: 600;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 54px;
  padding: 0 25px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #fff;
  color: var(--coral-dark);
  font-weight: 850;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(96, 31, 23, 0.12);
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(96, 31, 23, 0.18); }
.button.secondary { background: rgba(255,255,255,0.08); color: #fff; box-shadow: none; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 25px 0 0; padding: 0; list-style: none; font-size: 13px; font-weight: 700; }
.hero-points li { display: inline-flex; align-items: center; gap: 7px; color: rgba(255,255,255,0.88); }
.hero-points span { display: grid; width: 19px; height: 19px; border-radius: 50%; place-items: center; background: rgba(255,255,255,0.18); color: #fff; font-size: 11px; }
.phone-stage { position: relative; min-height: 580px; }
.phone-stage::before {
  position: absolute;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.13);
  content: "";
  inset: 58px auto auto 10px;
}
.phone-shot {
  position: absolute;
  width: min(290px, 65%);
  border: 7px solid rgba(255,255,255,0.22);
  border-radius: 38px;
  box-shadow: 0 36px 90px rgba(94, 29, 20, 0.32);
}
.phone-shot.main { z-index: 2; top: 0; right: 26px; transform: rotate(3deg); }
.phone-shot.back { z-index: 1; bottom: -44px; left: 0; transform: rotate(-5deg); }
.floating-note {
  position: absolute;
  z-index: 4;
  padding: 10px 15px;
  border: 1px solid rgba(255,255,255,0.48);
  border-radius: 999px;
  background: rgba(255,255,255,0.94);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 12px 34px rgba(84,31,23,0.18);
}
.note-one { top: 92px; left: -22px; }
.note-two { right: -24px; bottom: 115px; }

.weekend-strip { border-bottom: 1px solid var(--line); background: #fff; }
.weekend-strip-inner {
  display: grid;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  grid-template-columns: 260px 1fr;
  align-items: center;
  gap: 36px;
  padding: 28px 0;
}
.weekend-strip p { margin: 0; font-size: 14px; font-weight: 900; }
.weekend-strip ul { display: flex; margin: 0; padding: 0; gap: 10px; list-style: none; }
.weekend-strip li { flex: 1; padding: 11px 14px; border-radius: 12px; background: var(--cream); color: #525960; font-size: 13px; font-weight: 700; text-align: center; }

.section { padding: 112px 0; }
.section.soft { overflow: hidden; background: var(--cream); }
.section-inner { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.section-heading { max-width: 760px; margin-bottom: 56px; }
.section-heading.centered { margin-right: auto; margin-left: auto; text-align: center; }
.section-heading h2, .showcase-copy h2, .faq-intro h2 {
  margin: 0 0 18px;
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.22;
  letter-spacing: -0.04em;
}
.section-heading p, .showcase-copy > p, .faq-intro > p { margin: 0; color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  min-height: 285px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 12px 36px rgba(35, 31, 28, 0.04);
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 20px 44px rgba(35, 31, 28, 0.08); }
.feature-card.featured { border-color: transparent; background: var(--coral); color: #fff; box-shadow: 0 20px 48px rgba(217,71,53,0.2); }
.feature-top { display: flex; margin-bottom: 42px; align-items: center; justify-content: space-between; }
.feature-number { color: var(--coral-dark); font-size: 24px; font-weight: 900; letter-spacing: -0.04em; }
.feature-tag { padding: 5px 10px; border-radius: 999px; background: var(--coral-soft); color: var(--coral-dark); font-size: 11px; font-weight: 900; }
.featured .feature-number { color: #fff; }
.featured .feature-tag { background: rgba(255,255,255,0.18); color: #fff; }
.feature-card h3 { margin: 0 0 12px; font-size: 23px; line-height: 1.45; }
.feature-card p { margin: 0; color: var(--muted); }
.featured p { color: rgba(255,255,255,0.84); }

.showcase-grid { display: grid; grid-template-columns: 0.72fr 1.28fr; align-items: center; gap: 78px; }
.showcase-copy { position: sticky; top: 120px; align-self: start; padding-top: 64px; }
.experience-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.experience-list span { padding: 7px 13px; border: 1px solid rgba(201,63,46,0.15); border-radius: 999px; background: #fff; color: var(--coral-dark); font-size: 12px; font-weight: 800; }
.screens { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: start; }
.screens figure { margin: 0; }
.screens figure:nth-child(2) { margin-top: 54px; }
.screens img { border-radius: 27px; box-shadow: var(--shadow); }
.screens figcaption { margin-top: 16px; color: var(--muted); font-size: 12px; font-weight: 800; text-align: center; letter-spacing: 0.04em; }

.faq-section { background: #fff; }
.faq-layout { display: grid; grid-template-columns: 0.72fr 1.28fr; align-items: start; gap: 84px; }
.faq-intro { position: sticky; top: 112px; }
.text-link { display: inline-flex; margin-top: 26px; align-items: center; gap: 12px; color: var(--coral-dark); font-weight: 850; text-decoration: none; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary {
  position: relative;
  padding: 25px 54px 25px 2px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 850;
  line-height: 1.55;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  position: absolute;
  top: 24px;
  right: 4px;
  display: grid;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  place-items: center;
  background: var(--coral-soft);
  color: var(--coral-dark);
  content: "+";
  font-size: 20px;
  line-height: 1;
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list details[open] summary { color: var(--coral-dark); }
.faq-list details p { margin: -5px 50px 25px 2px; color: var(--muted); }
.faq-list details p a { color: var(--coral-dark); font-weight: 800; }

.closing-section { padding-top: 30px; }
.promise {
  position: relative;
  display: grid;
  overflow: hidden;
  padding: 68px;
  border-radius: 38px;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 58px;
  background: var(--ink);
  color: #fff;
}
.promise::after { position: absolute; right: -110px; bottom: -190px; width: 390px; height: 390px; border-radius: 50%; background: var(--coral); content: ""; opacity: 0.9; }
.promise > div { position: relative; z-index: 1; }
.promise h2 { margin: 0; font-size: clamp(34px, 4vw, 54px); line-height: 1.23; letter-spacing: -0.04em; }
.promise > div > p:not(.eyebrow) { margin: 0; color: rgba(255, 255, 255, 0.72); font-size: 17px; }
.promise .button { margin-top: 25px; }

.content-page { min-height: calc(100vh - 68px); padding: 80px 0 112px; background: var(--cream); }
.content-card {
  width: min(820px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(28px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 32px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(58, 46, 39, 0.08);
}
.content-card h1 { margin: 0 0 12px; font-size: clamp(36px, 6vw, 58px); line-height: 1.2; }
.content-card h2 { margin: 2.2em 0 0.55em; font-size: 22px; }
.content-card p, .content-card li { color: #3f464e; }
.content-card a { color: var(--coral-dark); font-weight: 700; }
.meta { color: var(--muted) !important; font-size: 14px; }
.support-box { margin: 36px 0; padding: 26px; border-radius: 22px; background: var(--cream); }
.support-box p { margin: 0; }

.site-footer { padding: 38px 0; border-top: 1px solid var(--line); background: #fff; }
.footer-inner {
  display: flex;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-size: 13px;
}
.footer-brand { color: var(--ink); }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-links a { text-decoration: none; }

:focus-visible { outline: 3px solid rgba(23,26,31,0.7); outline-offset: 4px; }

@media (max-width: 920px) {
  .hero-inner { grid-template-columns: 1fr; gap: 34px; }
  .hero-copy { max-width: 680px; }
  .phone-stage { width: min(570px, 100%); min-height: 610px; margin: 0 auto; }
  .weekend-strip-inner { grid-template-columns: 1fr; gap: 12px; }
  .weekend-strip ul { flex-wrap: wrap; }
  .weekend-strip li { flex: 1 1 220px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .showcase-grid, .faq-layout { grid-template-columns: 1fr; gap: 46px; }
  .showcase-copy, .faq-intro { position: static; padding-top: 0; }
  .promise { padding: 48px 38px; grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .nav-links { gap: 18px; }
  .nav-links a:first-child { display: none; }
  .hero-inner { min-height: auto; padding: 54px 0 78px; }
  .hero h1 { font-size: 48px; }
  .hero-copy { font-size: 17px; }
  .hero-actions .button { flex: 1 1 180px; }
  .hero-points { flex-direction: column; }
  .phone-stage { min-height: 500px; margin-top: 24px; }
  .phone-shot { width: 62%; border-width: 5px; border-radius: 28px; }
  .note-one { top: 70px; left: -8px; }
  .note-two { right: -8px; bottom: 70px; }
  .section { padding: 82px 0; }
  .section-heading.centered { text-align: left; }
  .screens { gap: 10px; }
  .screens figure:nth-child(2) { margin-top: 30px; }
  .screens img { border-radius: 15px; }
  .screens figcaption { font-size: 10px; }
  .faq-list summary { padding-right: 46px; font-size: 16px; }
  .faq-list details p { margin-right: 4px; }
  .promise { padding: 38px 28px 180px; }
  .promise::after { right: -80px; bottom: -220px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}