:root {
  --ink: #15181f;
  --ink-soft: #59606d;
  --paper: #fbfaf7;
  --paper-deep: #f1eee6;
  --white: #ffffff;
  --vermillion: #ed5846;
  --vermillion-deep: #bc352a;
  --amber: #f4b84e;
  --amber-soft: #ffe3a7;
  --navy: #172238;
  --line: rgba(21, 24, 31, 0.13);
  --shadow-sm: 0 10px 34px rgba(28, 24, 18, 0.08);
  --shadow-lg: 0 30px 90px rgba(28, 24, 18, 0.16);
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --content: min(1160px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Hiragino Sans", "Yu Gothic", YuGothic, "Noto Sans JP", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(237, 88, 70, 0.45);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  color: var(--white);
  background: var(--navy);
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(21, 24, 31, 0.07);
  background: rgba(251, 250, 247, 0.9);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: var(--content);
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 16px rgba(237, 88, 70, 0.22);
}

.brand small {
  display: block;
  margin-top: -4px;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links > a:not(.button) {
  position: relative;
  padding: 11px 13px;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links > a:not(.button)::after {
  position: absolute;
  right: 13px;
  bottom: 5px;
  left: 13px;
  height: 2px;
  border-radius: 2px;
  background: var(--vermillion);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.nav-links > a:hover::after,
.nav-links > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-links > a[aria-current="page"] {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 12px;
  color: var(--ink);
  background: var(--paper-deep);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after { transform: translateY(4px); }
.menu-open .nav-toggle span { background: transparent; }
.menu-open .nav-toggle span::before { transform: translateY(0) rotate(45deg); }
.menu-open .nav-toggle span::after { transform: translateY(-2px) rotate(-45deg); }

.button {
  min-height: 48px;
  padding: 11px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: var(--vermillion);
  box-shadow: 0 12px 30px rgba(237, 88, 70, 0.25);
}

.button-primary:hover {
  background: var(--vermillion-deep);
  box-shadow: 0 16px 36px rgba(188, 53, 42, 0.27);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.button-dark {
  color: var(--white);
  background: var(--navy);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--vermillion-deep);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.display-title,
.page-title,
.section-title {
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, Georgia, serif;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.display-title {
  max-width: 790px;
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: 1.08;
}

.page-title {
  font-size: clamp(2.4rem, 6vw, 5rem);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.lead {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  line-height: 1.95;
}

.section-shell {
  width: var(--content);
  margin: 0 auto;
}

.section-pad {
  padding: clamp(84px, 11vw, 150px) 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 52px;
}

.section-head p:not(.eyebrow) {
  max-width: 650px;
  margin: 20px 0 0;
  color: var(--ink-soft);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 8%, rgba(244, 184, 78, 0.32), transparent 24%),
    linear-gradient(180deg, #fffdf8 0%, var(--paper) 80%);
}

.hero::before {
  position: absolute;
  inset: 0;
  opacity: 0.27;
  background-image:
    linear-gradient(rgba(21, 24, 31, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 24, 31, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(90deg, black, transparent 75%);
  content: "";
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  width: var(--content);
  min-height: calc(100vh - 74px);
  margin: 0 auto;
  padding: 80px 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: clamp(40px, 7vw, 90px);
}

.hero .display-title span {
  position: relative;
  display: inline-block;
  color: var(--vermillion);
}

.hero .display-title span::after {
  position: absolute;
  right: 2px;
  bottom: 2px;
  left: 2px;
  height: 11px;
  background: var(--amber-soft);
  content: "";
  z-index: -1;
  transform: rotate(-1deg);
}

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

.hero-note {
  margin: 22px 0 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.hero-note::before {
  width: 28px;
  height: 1px;
  background: var(--ink);
  content: "";
}

.phone-stage {
  position: relative;
  min-height: 650px;
  display: grid;
  place-items: center;
}

.compass-orbit {
  position: absolute;
  width: min(520px, 42vw);
  aspect-ratio: 1;
  border: 1px solid rgba(21, 24, 31, 0.14);
  border-radius: 50%;
  animation: rotate-slow 32s linear infinite;
}

.compass-orbit::before,
.compass-orbit::after {
  position: absolute;
  inset: 12%;
  border: 1px dashed rgba(237, 88, 70, 0.25);
  border-radius: 50%;
  content: "";
}

.compass-orbit::after {
  inset: 34%;
  border-style: solid;
  border-color: rgba(21, 24, 31, 0.1);
}

.orbit-label {
  position: absolute;
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--ink);
  background: var(--amber-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.orbit-label.north { top: -14px; left: 50%; transform: translateX(-50%); }
.orbit-label.east { top: 50%; right: -14px; transform: translateY(-50%) rotate(90deg); }
.orbit-label.south { bottom: -14px; left: 50%; transform: translateX(-50%) rotate(180deg); }
.orbit-label.west { top: 50%; left: -14px; transform: translateY(-50%) rotate(-90deg); }

.phone-stack {
  position: relative;
  z-index: 2;
  width: min(310px, 72vw);
}

.phone-stack img {
  width: 100%;
  border-radius: 34px;
  box-shadow: var(--shadow-lg);
}

.phone-stack img.hero-capture {
  height: auto;
  aspect-ratio: 2272 / 4644;
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
}

.phone-stack img:nth-child(2) {
  position: absolute;
  z-index: -1;
  top: 76px;
  left: -140px;
  width: 78%;
  filter: saturate(0.85);
  transform: rotate(-6deg);
}

.floating-card {
  position: absolute;
  z-index: 4;
  right: -32px;
  bottom: 76px;
  width: 210px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,0.7);
  border-radius: 18px;
  background: rgba(255,255,255,0.87);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}

.floating-card strong,
.floating-card span { display: block; }
.floating-card strong { font-size: 1.18rem; }
.floating-card span { color: var(--ink-soft); font-size: 0.8rem; }

@keyframes rotate-slow { to { transform: rotate(360deg); } }

.proof-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.proof-grid {
  width: var(--content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.proof-item {
  min-height: 126px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--line);
}

.proof-item:last-child { border-right: 1px solid var(--line); }
.proof-item strong { font-size: 1.02rem; }
.proof-item span { color: var(--ink-soft); font-size: 0.82rem; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.feature-card {
  position: relative;
  min-height: 360px;
  padding: clamp(26px, 4vw, 42px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.feature-card:nth-child(1) { grid-column: span 7; background: var(--navy); color: var(--white); }
.feature-card:nth-child(2) { grid-column: span 5; background: #ffefcd; }
.feature-card:nth-child(3) { grid-column: span 5; background: #f8d8d1; }
.feature-card:nth-child(4) { grid-column: span 7; }

.feature-card h3 {
  max-width: 440px;
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.4;
}

.feature-card p {
  max-width: 470px;
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.feature-card:nth-child(1) p { color: rgba(255,255,255,0.68); }

.feature-number {
  display: inline-grid;
  width: 38px;
  height: 38px;
  margin-bottom: 54px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.76rem;
  font-weight: 800;
}

.mini-chart {
  position: absolute;
  right: 28px;
  bottom: 24px;
  width: 160px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255,255,255,0.3);
  transform: rotate(4deg);
}

.mini-chart span {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,0.2);
  font-family: Georgia, serif;
  font-size: 1.2rem;
}

.mini-chart span:nth-child(2),
.mini-chart span:nth-child(6) { color: var(--navy); background: var(--amber); }

.feature-phone {
  position: absolute;
  right: 28px;
  bottom: -170px;
  width: 190px;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  transform: rotate(5deg);
}

.feature-phone.declination-capture {
  position: relative;
  top: auto;
  right: auto;
  bottom: auto;
  display: block;
  width: min(100%, 190px);
  height: auto;
  margin: 24px auto 0;
  aspect-ratio: 2272 / 4644;
  object-fit: contain;
  transform: none;
}

.feature-phone.feature-capture {
  position: relative;
  top: auto;
  right: auto;
  bottom: auto;
  display: block;
  width: min(100%, 190px);
  height: auto;
  margin: 24px auto 0;
  transform: none;
}

.steps {
  background: var(--navy);
  color: var(--white);
}

.steps .section-head p:not(.eyebrow) { color: rgba(255,255,255,0.66); }
.steps .eyebrow { color: var(--amber); }

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card {
  padding: 32px;
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.055);
}

.step-card .num {
  color: var(--amber);
  font-family: Georgia, serif;
  font-size: 2.6rem;
  line-height: 1;
}

.step-card h3 { margin: 38px 0 8px; font-size: 1.24rem; }
.step-card p { margin: 0; color: rgba(255,255,255,0.62); font-size: 0.92rem; }

.expert {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: clamp(48px, 8vw, 110px);
}

.expert-portrait {
  position: relative;
  width: min(100%, 430px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(244,184,78,0.48) 0 28%, transparent 29%),
    conic-gradient(from 20deg, var(--vermillion), var(--amber), var(--navy), var(--vermillion));
}

.expert-portrait::after {
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,0.7);
  border-radius: 50%;
  content: "";
}

.expert-portrait img {
  position: relative;
  z-index: 1;
  width: 48%;
  height: auto;
  aspect-ratio: 283 / 304;
  object-fit: contain;
  padding: 8px;
  border: 1px solid rgba(255,255,255,0.65);
  border-radius: 50%;
  background: var(--white);
}

.expert-copy blockquote {
  margin: 0 0 24px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.6;
}

.expert-copy p { color: var(--ink-soft); }

.cta-panel {
  position: relative;
  padding: clamp(52px, 8vw, 94px);
  overflow: hidden;
  border-radius: var(--radius-lg);
  color: var(--white);
  background: var(--vermillion);
}

.cta-panel::after {
  position: absolute;
  width: 430px;
  aspect-ratio: 1;
  right: -100px;
  top: -160px;
  border: 80px double rgba(255,255,255,0.1);
  border-radius: 50%;
  content: "";
}

.cta-panel .section-title { max-width: 670px; }
.cta-panel p { max-width: 600px; color: rgba(255,255,255,0.76); }
.cta-panel .hero-actions { position: relative; z-index: 1; }
.cta-panel .button-primary { color: var(--ink); background: var(--white); box-shadow: none; }
.cta-panel .button-secondary { color: var(--white); border-color: rgba(255,255,255,0.4); background: transparent; }

.page-hero {
  padding: clamp(72px, 9vw, 126px) 0 72px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 85% 20%, rgba(244,184,78,0.3), transparent 22%),
    linear-gradient(180deg, #fffdf8, var(--paper));
}

.page-hero .section-shell {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 36px;
}

.page-marker {
  width: 110px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--navy);
  font-family: Georgia, serif;
  font-size: 2rem;
}

.guide-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  align-items: start;
  gap: clamp(44px, 7vw, 90px);
}

.guide-nav {
  position: sticky;
  top: 102px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.guide-nav strong {
  display: block;
  margin-bottom: 12px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.guide-nav a {
  display: block;
  padding: 8px 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
}

.guide-nav a:hover { color: var(--vermillion-deep); }

.guide-content {
  min-width: 0;
}

.guide-intro {
  margin-bottom: 72px;
  padding: 30px;
  border-left: 5px solid var(--amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--white);
}

.guide-intro p { margin: 0; }

.guide-section {
  padding: 0 0 92px;
}

.guide-section + .guide-section {
  padding-top: 80px;
  border-top: 1px solid var(--line);
}

.guide-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--vermillion-deep);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.guide-kicker span {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--vermillion);
}

.guide-section h2 {
  margin: 18px 0 22px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.4;
}

.guide-section h3 { margin: 42px 0 12px; font-size: 1.28rem; }
.guide-section p, .guide-section li { color: var(--ink-soft); }
.guide-section ul, .guide-section ol { padding-left: 1.4em; }

.guide-figure {
  margin: 38px 0;
  padding: 28px;
  display: grid;
  grid-template-columns: minmax(210px, 0.72fr) minmax(0, 1fr);
  align-items: center;
  gap: 34px;
  border-radius: var(--radius-md);
  background: var(--paper-deep);
}

.guide-figure img {
  width: auto;
  height: auto;
  max-height: 620px;
  margin: 0 auto;
  border-radius: 22px;
  box-shadow: var(--shadow-sm);
}

.guide-figure figcaption strong { display: block; margin-bottom: 10px; font-size: 1.14rem; color: var(--ink); }
.guide-figure figcaption { color: var(--ink-soft); }

.note-box {
  margin: 28px 0;
  padding: 22px 24px;
  border: 1px solid rgba(244,184,78,0.6);
  border-radius: var(--radius-sm);
  background: #fff7e4;
}

.note-box strong { display: block; margin-bottom: 5px; color: var(--ink); }
.note-box p { margin: 0; }

.star-legend {
  margin: 30px 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.legend-card {
  padding: 20px;
  border-radius: var(--radius-sm);
  background: var(--white);
  box-shadow: inset 0 0 0 1px var(--line);
}

.legend-card strong { display: block; font-size: 1.3rem; }
.legend-card span { color: var(--ink-soft); font-size: 0.86rem; }
.legend-card.good { border-top: 5px solid var(--amber); }
.legend-card.bad { border-top: 5px solid var(--vermillion); }
.legend-card.neutral { border-top: 5px solid #8a93a3; }

.faq-tools {
  margin: 48px 0 26px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-field {
  position: relative;
  flex: 1;
}

.search-field::before {
  position: absolute;
  top: 50%;
  left: 20px;
  content: "⌕";
  color: var(--ink-soft);
  font-size: 1.4rem;
  transform: translateY(-54%);
}

.search-field input {
  width: 100%;
  min-height: 58px;
  padding: 14px 20px 14px 52px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--white);
}

.search-field input:focus {
  border-color: var(--vermillion);
  outline: none;
  box-shadow: 0 0 0 4px rgba(237,88,70,0.12);
}

.faq-count { min-width: 72px; color: var(--ink-soft); font-size: 0.88rem; text-align: right; }

.faq-groups { display: grid; gap: 56px; }
.faq-group h2 { margin: 0 0 18px; font-size: 1.15rem; }

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-link {
  display: block;
  padding: 26px 52px 26px 4px;
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.55;
  text-decoration: none;
  position: relative;
}

.faq-link::after {
  position: absolute;
  top: 50%;
  right: 18px;
  color: var(--vermillion);
  content: "→";
  font-family: sans-serif;
  font-size: 1.4rem;
  transform: translateY(-50%);
  transition: transform 180ms ease;
}

.faq-link:hover::after,
.faq-link:focus-visible::after { transform: translate(4px, -50%); }

.faq-detail {
  max-width: 920px;
  margin: 0 auto;
}

.faq-detail .guide-section {
  margin-top: 0;
}

.faq-detail .guide-section h2 {
  margin-top: 0;
}

.faq-detail .guide-figure {
  margin-top: 42px;
}

.faq-detail .faq-back {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--vermillion-deep);
  font-weight: 700;
  text-decoration: none;
}

.faq-detail .faq-back::before {
  margin-right: 8px;
  content: "←";
}

.faq-item[hidden] { display: none; }

.faq-item summary {
  position: relative;
  padding: 26px 60px 26px 4px;
  list-style: none;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.55;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::before,
.faq-item summary::after {
  position: absolute;
  top: 50%;
  right: 16px;
  width: 18px;
  height: 2px;
  background: var(--vermillion);
  content: "";
  transition: transform 180ms ease;
}

.faq-item summary::after { transform: rotate(90deg); }
.faq-item[open] summary::after { transform: rotate(0); }

.faq-answer {
  max-width: 800px;
  padding: 0 60px 32px 4px;
  color: var(--ink-soft);
}

.faq-answer p:first-child { margin-top: 0; }
.faq-answer strong { color: var(--ink); }
.faq-answer a { color: var(--vermillion-deep); text-decoration: underline; text-underline-offset: 3px; }

.faq-empty {
  padding: 44px;
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  background: var(--paper-deep);
  text-align: center;
}

.site-footer {
  margin-top: clamp(72px, 10vw, 140px);
  padding: 60px 0 32px;
  color: rgba(255,255,255,0.75);
  background: var(--navy);
}

.footer-grid {
  width: var(--content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 48px;
}

.footer-brand { color: var(--white); }
.footer-brand p { max-width: 430px; margin: 16px 0 0; font-size: 0.88rem; }
.footer-links strong { display: block; margin-bottom: 12px; color: var(--white); font-size: 0.82rem; letter-spacing: 0.08em; }
.footer-links a { display: block; padding: 5px 0; font-size: 0.88rem; }
.footer-links a:hover { color: var(--amber); }

.footer-bottom {
  width: var(--content);
  margin: 44px auto 0;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.76rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.lang-switch {
  margin-left: 4px;
  padding: 7px 12px !important;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem !important;
}

.lang-switch::after { display: none; }

.purchase-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr;
  gap: 20px;
}

.purchase-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.purchase-card h3 {
  margin: 0 0 18px;
  font-size: 1.05rem;
}

.purchase-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.purchase-card li {
  position: relative;
  padding: 8px 0 8px 26px;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
}

.purchase-card li:first-child { border-top: 0; }

.purchase-card li::before {
  position: absolute;
  top: 8px;
  left: 0;
  color: var(--vermillion);
  font-weight: 800;
  content: "✓";
}

.purchase-card.price-card {
  color: var(--white);
  border-color: transparent;
  background: var(--navy);
}

.purchase-card.price-card li { border-color: rgba(255,255,255,0.14); }
.purchase-card.price-card li::before { color: var(--amber); }

.price-tag {
  margin: 0 0 6px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", Georgia, serif;
  font-size: clamp(2.4rem, 5vw, 3.2rem);
  line-height: 1.1;
}

.price-tag small {
  margin-left: 8px;
  font-family: "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 800;
}

.price-note {
  margin: 0 0 20px;
  color: rgba(255,255,255,0.7);
  font-size: 0.86rem;
}

.spec-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.spec-list div {
  padding: 9px 0;
  border-top: 1px solid var(--line);
}

.spec-list div:first-child { border-top: 0; }

.spec-list dt {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 800;
}

.spec-list dd {
  margin: 0;
  font-size: 0.94rem;
}

.purchase-more {
  margin: 28px 0 0;
  text-align: center;
}

.purchase-more a {
  color: var(--vermillion-deep);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.youtube-card {
  padding: clamp(32px, 6vw, 60px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.youtube-mark {
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: #ff0033;
}

.youtube-mark svg { width: 40px; height: 40px; fill: var(--white); }
.youtube-card .section-title { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.youtube-card p:not(.eyebrow) { margin: 12px 0 0; color: var(--ink-soft); }

.footer-button {
  display: block;
  padding: 5px 0;
  border: 0;
  color: inherit;
  background: none;
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
}

.footer-button:hover { color: var(--amber); }

.consent-banner {
  position: fixed;
  z-index: 90;
  right: 20px;
  bottom: 20px;
  width: min(440px, calc(100vw - 40px));
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-lg);
}

.consent-banner h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.consent-banner p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.7;
}

.consent-banner p a {
  color: var(--vermillion-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.consent-actions {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.consent-actions .button { width: 100%; }

.prose {
  max-width: 820px;
}

.prose h2 {
  margin: 56px 0 16px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 1.3rem;
}

.prose h2:first-of-type { margin-top: 0; }
.prose h3 { margin: 28px 0 8px; font-size: 1.05rem; }
.prose p, .prose li { color: var(--ink-soft); }
.prose a { color: var(--vermillion-deep); text-decoration: underline; text-underline-offset: 3px; }

.prose-meta {
  margin: 0 0 40px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.table-scroll {
  overflow-x: auto;
  margin: 16px 0;
}

.data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: var(--paper-deep);
  font-weight: 800;
}

.data-table td { color: var(--ink-soft); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    inset: 74px 0 auto;
    padding: 24px 20px 32px;
    display: grid;
    gap: 8px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-14px);
    transition: opacity 180ms ease, transform 180ms ease;
  }
  .menu-open .nav-links { opacity: 1; pointer-events: auto; transform: none; }
  .nav-links > a:not(.button) { padding: 12px 4px; }
  .nav-links .button { margin-top: 8px; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 64px; }
  .hero-copy { text-align: center; }
  .hero .display-title, .hero .lead { margin-right: auto; margin-left: auto; }
  .hero-actions, .hero-note { justify-content: center; }
  .phone-stage { min-height: 600px; }
  .compass-orbit { width: min(520px, 76vw); }
  .phone-stack img:nth-child(2) { left: -105px; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-item:nth-child(3) { border-top: 1px solid var(--line); }
  .proof-item:nth-child(4) { border-top: 1px solid var(--line); }
  .feature-card:nth-child(n) { grid-column: span 12; }
  .step-grid { grid-template-columns: 1fr; }
  .expert { grid-template-columns: 1fr; }
  .expert-portrait { margin: 0 auto; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-nav { position: static; display: flex; flex-wrap: wrap; gap: 0 20px; }
  .guide-nav strong { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
  .purchase-grid { grid-template-columns: 1fr; }
  .youtube-card { grid-template-columns: 1fr; text-align: center; }
  .youtube-mark { margin: 0 auto; }
  .lang-switch { justify-self: start; margin: 4px 0 0; }
}

@media (max-width: 620px) {
  :root { --content: min(100% - 28px, 1160px); }
  .nav-shell { min-height: 68px; }
  .brand span { font-size: 0.88rem; }
  .brand small { font-size: 0.58rem; }
  .nav-links { inset: 68px 0 auto; }
  .display-title { font-size: clamp(2.55rem, 14vw, 4.1rem); }
  .hero-grid { min-height: auto; padding-top: 52px; }
  .hero-actions { display: grid; }
  .hero-actions .button { width: 100%; }
  .phone-stage { min-height: 510px; }
  .phone-stack { width: min(250px, 70vw); }
  .phone-stack img:nth-child(2) { top: 62px; left: -62px; }
  .floating-card { right: -4px; bottom: 38px; width: 180px; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-item { min-height: 96px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .proof-item:last-child { border-bottom: 0; }
  .feature-card { min-height: 390px; }
  .feature-phone { right: 18px; width: 160px; }
  .mini-chart { right: 20px; width: 140px; }
  .expert-portrait { min-height: auto; aspect-ratio: 1; }
  .page-hero .section-shell { grid-template-columns: 1fr; }
  .page-marker { width: 78px; font-size: 1.5rem; }
  .guide-figure { grid-template-columns: 1fr; padding: 20px; }
  .guide-figure img { max-height: 520px; }
  .star-legend { grid-template-columns: 1fr; }
  .faq-tools { align-items: stretch; flex-direction: column; }
  .faq-count { text-align: left; }
  .faq-answer { padding-right: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .cta-panel { border-radius: var(--radius-md); }
  .purchase-card { padding: 26px; }
  .consent-banner { right: 14px; bottom: 14px; width: calc(100vw - 28px); padding: 20px; }
}