:root {
  color-scheme: light;
  --ink: #191b1c;
  --muted: #64696c;
  --paper: #f0f1f0;
  --white: #ffffff;
  --line: #d3d6d5;
  --accent: #b8202a;
  --accent-dark: #971923;
  --content: 1220px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 15px;
  line-height: 1.8;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  color: var(--white);
  background: #101112;
  border-bottom: 1px solid #343637;
}

.header-inner {
  width: min(100% - 48px, var(--content));
  min-height: 82px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 190px 1fr auto;
  align-items: center;
  gap: 24px;
}

.brand { display: inline-flex; align-items: center; gap: 11px; width: fit-content; }
.brand-symbol {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--accent);
  font: 700 27px/1 "Barlow Condensed", sans-serif;
}
.brand-name { display: block; font: 700 23px/1 "Barlow Condensed", sans-serif; letter-spacing: 1px; }
.brand-caption { display: block; margin-top: 5px; color: #aeb1b2; font-size: 9px; line-height: 1.2; letter-spacing: 1px; }

.site-nav { display: flex; align-items: center; justify-content: center; gap: clamp(12px, 1.7vw, 26px); }
.site-nav a { color: #e4e5e5; font-size: 12px; white-space: nowrap; transition: color .18s ease; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: #ff737a; }
.header-actions { display: flex; align-items: center; gap: 13px; white-space: nowrap; }
.header-phone { font-size: 12px; font-weight: 700; }
.header-line { min-height: 38px; padding: 7px 10px; display: inline-flex; align-items: center; gap: 7px; color: var(--white); background: #06c755; font-size: 11px; font-weight: 700; transition: background .18s ease; }
.header-line:hover { background: #05ad4c; }
.header-line-mark { padding: 2px 4px; color: #06c755; background: var(--white); font: 700 10px/1.2 "Barlow Condensed", sans-serif; }

.button {
  min-height: 46px;
  padding: 10px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 13px;
  font-weight: 700;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.button-accent { color: var(--white); background: var(--accent); }
.button-accent:hover { background: var(--accent-dark); }
.button-light { color: var(--ink); background: var(--white); border-color: var(--line); }
.button-light:hover { border-color: var(--ink); }
.button-arrow::after { content: "→"; font: 20px/1 "Barlow Condensed", sans-serif; }

.hero-home {
  display: grid;
  grid-template-columns: minmax(340px, .82fr) minmax(0, 1.18fr);
  align-items: center;
  gap: 54px;
  max-width: var(--content);
  min-height: 570px;
  margin: 0 auto;
  padding: 58px 24px 62px;
  background: var(--white);
}
.hero-copy { padding: 12px 0 12px 30px; animation: reveal .65s ease both; }
.eyebrow, .section-kicker {
  margin: 0 0 17px;
  color: var(--accent);
  font: 700 13px/1.4 "Barlow Condensed", "Noto Sans JP", sans-serif;
  letter-spacing: 1px;
}
.hero-home h1 {
  max-width: 540px;
  margin: 0;
  font-size: 43px;
  font-weight: 700;
  line-height: 1.55;
}
.hero-home h1 span { color: var(--accent); }
.hero-lead { max-width: 490px; margin: 22px 0 0; color: var(--muted); font-size: 14px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.hero-assurance { margin: 19px 0 0; color: var(--muted); font-size: 11px; }
.hero-visual { position: relative; min-width: 0; margin: 0; animation: reveal .75s .08s ease both; }
.hero-visual img { width: 100%; height: 410px; object-fit: cover; object-position: center; }
.hero-visual figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 10px 15px;
  color: var(--white);
  background: var(--ink);
  font: 600 11px/1.5 "Barlow Condensed", sans-serif;
  letter-spacing: 1px;
}

.assurance-strip { color: var(--white); background: var(--ink); }
.assurance-inner {
  width: min(100% - 48px, var(--content));
  min-height: 73px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
}
.assurance-inner span { font-size: 12px; font-weight: 500; text-align: center; }
.assurance-inner span + span { border-left: 1px solid #55595a; }
.assurance-inner strong { color: #ff737a; }

.section-shell { width: min(100% - 48px, var(--content)); margin: 0 auto; }
.feature-section { padding: 94px 0 100px; background: #e5e7e6; }
.section-heading { margin: 0 0 48px; }
.section-heading h2 { margin: 0; font-size: 31px; line-height: 1.5; }
.section-heading p:not(.section-kicker) { max-width: 700px; margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.section-heading .buyback-callout { margin: 28px 0 0; padding: 30px; text-align: center; background: #e5e7e6; border: 2px solid var(--accent); box-shadow: 0 0 0 3px rgba(184, 32, 42, .1), 0 10px 28px rgba(26, 29, 30, .08); }
.section-heading .buyback-callout h3 { margin: 0 0 8px; font-size: 23px; }
.section-heading .buyback-callout p { max-width: none; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.section-heading .buyback-callout .buyback-callout-note { margin-top: 10px; color: var(--accent); font-size: 20px; font-weight: 700; }
.feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid #bfc3c2; }
.feature-item { min-height: 225px; padding: 26px 30px 10px 0; }
.feature-item + .feature-item { padding-left: 30px; border-left: 1px solid #bfc3c2; }
.feature-item h3 { margin: 21px 0 9px; font-size: 17px; }
.feature-item p { max-width: 330px; margin: 0; color: var(--muted); font-size: 12px; }

.editorial-section { padding: 94px 0; background: var(--white); }
.editorial-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; align-items: start; }
.editorial-title h2 { margin: 0; font-size: 29px; line-height: 1.7; }
.editorial-copy { padding-top: 8px; }
.editorial-copy p { margin: 0 0 17px; color: var(--muted); font-size: 13px; }
.editorial-copy .button { margin-top: 9px; }
.editorial-highlight { color: var(--white); background: var(--ink); }
.editorial-highlight .section-kicker { color: #ff737a; }
.editorial-highlight .editorial-title h2 { font-size: 34px; line-height: 1.55; }
.editorial-highlight .editorial-copy p { color: #c4c7c7; }

.campaign-banners { padding: 62px 0; background: #e5e7e6; }
.campaign-banner-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; align-items: start; }
.campaign-banner { display: block; min-width: 0; background: var(--white); }
.campaign-banner img { width: 100%; height: auto; }
.campaign-banner:hover { filter: brightness(.97); }

.contact-section { padding: 88px 0 98px; background: #e5e7e6; }
.contact-layout { display: grid; grid-template-columns: .65fr 1.35fr; gap: 68px; align-items: start; }
.contact-intro h2 { margin: 0; font-size: 30px; line-height: 1.6; }
.contact-intro > p:not(.section-kicker) { color: var(--muted); font-size: 13px; }
.contact-quick { display: block; margin-top: 29px; font-weight: 700; }
.contact-quick small { display: block; color: var(--muted); font-size: 11px; font-weight: 400; }
.form-shell { padding: 30px; background: var(--white); }
.form-shell h3 { margin: 0 0 21px; font-size: 19px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.form-field { display: grid; gap: 6px; }
.form-field-full { grid-column: 1 / -1; }
.form-field label { font-size: 11px; font-weight: 600; }
.form-field input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fafafa;
  border: 1px solid #cbd0cf;
  border-radius: 1px;
  outline: none;
}
.form-field input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgb(184 32 42 / 12%); }
.form-field input[type="file"] { padding: 7px; font-size: 11px; }
.form-submit { width: 100%; margin-top: 20px; cursor: pointer; }
.form-submit:disabled { opacity: .65; cursor: wait; }
#formMessage { margin-top: 14px; padding: 12px; font-size: 12px; }
#formMessage.hidden { display: none; }
#formMessage.bg-green-50 { color: #155b38; background: #e9f4ed; }
#formMessage.bg-red-50 { color: #8e1820; background: #f8e9ea; }
.line-link { display: inline-block; margin-top: 17px; color: #16734b; font-size: 12px; font-weight: 700; }

.page-hero { padding: 54px 0 56px; background: #e5e7e6; border-bottom: 3px solid var(--accent); }
.page-hero-inner { width: min(100% - 48px, var(--content)); margin: 0 auto; }
.page-hero h1 { max-width: 820px; margin: 0; font-size: 36px; line-height: 1.5; }
.page-hero p:not(.section-kicker) { max-width: 760px; margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.content-section { padding: 64px 0 88px; background: var(--white); }
.content-section-alt { background: var(--paper); }
.content-shell { width: min(100% - 48px, 960px); margin: 0 auto; }
.content-heading { margin: 0 0 25px; font-size: 25px; }
.content-heading-spaced { margin-top: 52px; }
.content-copy { max-width: 820px; color: var(--muted); font-size: 13px; }
.about-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 38px; margin-top: 44px; }
.about-point { padding-top: 19px; border-top: 2px solid var(--ink); }
.about-point span { color: var(--accent); font: 600 39px/1 "Barlow Condensed", sans-serif; }
.about-point h3 { margin: 13px 0 7px; font-size: 16px; }
.about-point p { margin: 0; color: var(--muted); font-size: 12px; }
.steps-list { border-top: 1px solid var(--line); }
.step-row { display: grid; grid-template-columns: 100px 1fr; gap: 24px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.step-no { color: var(--accent); font: 600 45px/.95 "Barlow Condensed", sans-serif; }
.step-row h2 { margin: 0 0 5px; font-size: 17px; }
.step-row p { max-width: 690px; margin: 0; color: var(--muted); font-size: 12px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { padding: 19px 0; border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 0 38px 0 42px; list-style: none; cursor: pointer; font-size: 14px; font-weight: 700; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before { content: "Q"; position: absolute; left: 0; top: -2px; color: var(--accent); font: 600 22px/1 "Barlow Condensed", sans-serif; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: -5px; color: var(--accent); font: 400 25px/1 "Barlow Condensed", sans-serif; }
.faq-list details[open] summary::after { content: "−"; }
.faq-answer { position: relative; margin: 15px 38px 0 42px; padding-left: 30px; color: var(--muted); font-size: 12px; }
.faq-answer::before { content: "A"; position: absolute; left: 0; top: 0; color: var(--ink); font: 600 20px/1 "Barlow Condensed", sans-serif; }
.estimate-layout { display: grid; grid-template-columns: .65fr 1.35fr; gap: 54px; align-items: start; }
.estimate-aside { padding-top: 8px; }
.estimate-aside h2 { margin: 0 0 13px; font-size: 24px; line-height: 1.6; }
.estimate-aside p { color: var(--muted); font-size: 12px; }
.estimate-aside ul { margin: 25px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.estimate-aside li { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 12px; }
.estimate-aside li::before { content: "/"; margin-right: 10px; color: var(--accent); font-weight: 700; }

@media (max-width: 760px) {
  .campaign-banners { padding: 36px 0; }
  .campaign-banner-grid { grid-template-columns: 1fr; gap: 16px; }
}

.site-footer { padding: 35px 0; color: #d4d6d6; background: #101112; }
.footer-inner { width: min(100% - 48px, var(--content)); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer-brand { font: 700 22px/1 "Barlow Condensed", sans-serif; letter-spacing: 1px; }
.footer-meta { margin: 7px 0 0; color: #9da1a2; font-size: 10px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 17px; }
.footer-links a { color: #c4c7c7; font-size: 10px; }
.footer-copy { margin: 18px 0 0; color: #85898a; font-size: 9px; }

.error-screen { display: none; position: fixed; inset: 0; z-index: 50; align-items: center; justify-content: center; padding: 24px; color: var(--white); background: rgb(16 17 18 / 92%); }
.error-screen.active { display: flex; }
.error-box { width: min(100%, 520px); padding: 28px; background: #242627; border-top: 3px solid var(--accent); }
.error-box h3 { margin: 0 0 10px; font-size: 21px; }
.error-box p { color: #c4c7c7; font-size: 13px; }
.error-box button { padding: 11px 18px; color: var(--white); background: var(--accent); border: 0; cursor: pointer; }

@keyframes reveal { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1050px) {
  .header-inner { grid-template-columns: 160px 1fr auto; gap: 16px; }
  .site-nav { gap: 11px; }
  .site-nav a { font-size: 11px; }
  .header-phone { display: none; }
  .hero-home { gap: 30px; }
  .hero-copy { padding-left: 8px; }
}

@media (max-width: 760px) {
  .header-inner { width: min(100% - 32px, var(--content)); min-height: unset; grid-template-columns: 1fr auto; gap: 9px 15px; padding: 12px 0 9px; }
  .brand-symbol { width: 36px; height: 36px; font-size: 23px; }
  .brand-name { font-size: 21px; }
  .header-actions { gap: 7px; }
  .header-line { min-height: 38px; padding: 6px 8px; }
  .header-line > span:last-child { display: none; }
  .header-actions .button { min-height: 38px; padding: 7px 12px; font-size: 11px; }
  .site-nav { grid-column: 1 / -1; justify-content: flex-start; gap: 21px; overflow-x: auto; padding: 4px 0 2px; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav a { font-size: 11px; }
  .hero-home { grid-template-columns: 1fr; gap: 27px; min-height: unset; padding: 42px 24px 24px; }
  .hero-copy { padding: 0; }
  .hero-home h1 { font-size: 34px; line-height: 1.5; }
  .hero-lead { margin-top: 15px; font-size: 13px; }
  .hero-actions { margin-top: 21px; }
  .hero-visual img { height: 260px; }
  .assurance-inner { width: min(100% - 32px, var(--content)); min-height: unset; display: grid; grid-template-columns: 1fr 1fr; gap: 0; padding: 13px 0; }
  .assurance-inner span { padding: 7px 0; font-size: 10px; }
  .assurance-inner span + span { padding-left: 0; border-left: 0; }
  .section-shell, .page-hero-inner, .footer-inner { width: min(100% - 32px, var(--content)); }
  .feature-section, .editorial-section, .contact-section { padding: 62px 0; }
  .section-heading { margin-bottom: 30px; }
  .section-heading h2 { font-size: 25px; }
  .section-heading .buyback-callout { margin-top: 22px; padding: 22px 18px; }
  .section-heading .buyback-callout h3 { font-size: 21px; }
  .section-heading .buyback-callout p { font-size: 16px; }
  .section-heading .buyback-callout .buyback-callout-note { font-size: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-item, .feature-item + .feature-item { min-height: unset; padding: 20px 0 22px; border-left: 0; border-bottom: 1px solid #bfc3c2; }
  .feature-item h3 { margin: 13px 0 6px; }
  .editorial-grid, .contact-layout, .estimate-layout { grid-template-columns: 1fr; gap: 24px; }
  .editorial-title h2, .contact-intro h2 { font-size: 25px; }
  .editorial-highlight .editorial-title h2 { font-size: 25px; }
  .form-shell { padding: 20px; }
  .page-hero { padding: 39px 0 40px; }
  .page-hero h1 { font-size: 29px; }
  .content-section { padding: 45px 0 62px; }
  .content-shell { width: min(100% - 32px, 960px); }
  .about-grid { grid-template-columns: 1fr; gap: 24px; margin-top: 30px; }
  .step-row { grid-template-columns: 58px 1fr; gap: 14px; padding: 18px 0; }
  .step-no { font-size: 36px; }
  .faq-list summary { padding-right: 31px; font-size: 13px; }
  .faq-answer { margin-right: 0; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-links { gap: 11px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}