:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f5f8f8;
  --text: #123b3e;
  --muted: #526c6e;
  --line: #c8dddd;
  --primary: #1dbfbd;
  --primary-dark: #15908f;
  --primary-action: #147f83;
  --primary-action-hover: #106e72;
  --primary-soft: #def7f7;
  --primary-soft-hover: #d1eeee;
  --accent: #fff6df;
  --accent-strong: #8a6418;
  --brand-strong: #177679;
  --brand-deep: #123b3e;
  --shadow: 0 18px 48px rgba(12, 55, 58, 0.11);
  --radius-xl: 22px;
  --radius-lg: 14px;
  --radius-md: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.7;
  letter-spacing: 0;
  overflow-x: hidden;
}

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

a:focus-visible,
.btn:focus-visible,
.auth-btn:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(39, 124, 128, 0.42);
  outline-offset: 4px;
}

img {
  display: block;
}

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

p {
  color: var(--muted);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  line-height: 1;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  line-height: 1.2;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.btn-primary {
  border-color: var(--primary-action);
  background: var(--primary-action);
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(20, 127, 131, 0.2);
}

.btn-primary:hover {
  border-color: var(--primary-action-hover);
  background: var(--primary-action-hover);
  color: #ffffff;
}

.btn-secondary {
  border-color: rgba(39, 124, 128, 0.18);
  background: var(--surface);
  color: var(--brand-strong);
}

.btn-secondary:hover {
  border-color: rgba(39, 124, 128, 0.34);
  background: var(--accent);
}

.btn-small {
  min-height: 40px;
  padding: 10px 16px;
  font-size: 0.9rem;
}

section[id] {
  scroll-margin-top: 92px;
}

.mobile-nav-wrap {
  display: none;
}

.mobile-nav {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 0 0 14px;
  scrollbar-width: none;
}

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

.mobile-nav a {
  flex: 0 0 auto;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.mobile-nav a:hover {
  color: var(--brand-strong);
}

.hero {
  padding: 94px 0 88px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #f8fcfc 0%, #ffffff 56%, #f7fbfb 100%);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 42px;
  align-items: start;
}

.hero-copy {
  max-width: 680px;
  min-width: 0;
}

.hero-panel {
  min-width: 0;
}

body#top .hero-copy {
  margin: 0;
  text-align: left;
}

body#top .hero-title-line {
  display: block;
  white-space: nowrap;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--brand-strong);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 8vw, 5.9rem);
  line-height: 1.04;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  line-height: 1.18;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
  line-height: 1.45;
}

.section-title-line {
  display: block;
}

body#top h1 {
  font-size: clamp(2.1rem, 4.95vw, 3.95rem);
}

body#top h2 {
  font-size: clamp(1.82rem, 3.6vw, 2.72rem);
}

body#top .hero-lead {
  font-size: clamp(1.08rem, 2vw, 1.36rem);
}

body#top .hero-text,
body#top .section-head p:last-child,
body#top .final-cta p:not(.eyebrow) {
  font-size: 0.98rem;
}

.hero-lead {
  margin-bottom: 12px;
  color: var(--text);
  font-size: clamp(1.18rem, 2.4vw, 1.55rem);
  font-weight: 800;
}

.hero-text {
  max-width: 620px;
  margin: 0 0 30px;
  font-size: 1.06rem;
}

body#top .hero-lead,
body#top .hero-text {
  margin-left: 0;
  margin-right: 0;
  max-width: 34rem;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-cta-group {
  margin-bottom: 14px;
}

body#top .hero-cta-group,
body#top .benefit-panel-actions {
  justify-content: flex-start;
}

body#top .final-cta-group {
  justify-content: center;
}

.hero-price-note {
  max-width: 100%;
  margin: 0 0 6px;
  color: var(--brand-deep);
  font-size: 0.95rem;
  font-weight: 850;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.hero-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
}

.hero-highlights {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

body#top .hero-highlights {
  justify-items: start;
}

.hero-highlights li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-weight: 650;
}

body#top .hero-highlights li {
  display: block;
  padding-left: 18px;
  text-align: left;
}

.hero-highlights li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #23c8c7;
}

body#top .hero-highlights li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
}

.hero-panel {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.hero-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.hero-panel-head strong {
  color: var(--text);
  font-size: 1rem;
}

.hero-panel-badge,
.preview-badge {
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  background: #edf8f8;
  color: var(--brand-strong);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.hero-kpis article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.hero-kpis strong {
  display: block;
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1.1;
}

.hero-kpis span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.hero-board {
  display: grid;
  gap: 14px;
}

.hero-product-shot {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #ffffff;
}

.hero-summary-card,
.hero-actions-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.hero-card-label {
  display: block;
  margin-bottom: 10px;
  color: var(--brand-strong);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-summary-card p {
  margin-bottom: 0;
  color: var(--text);
  font-weight: 650;
}

.hero-action-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  list-style: none;
}

.hero-action-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
}

.hero-action-tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--brand-strong);
  font-size: 0.74rem;
  font-weight: 900;
}

.hero-action-tag.is-high {
  background: #fff1f1;
  color: #ad4350;
}

.hero-action-list strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
}

.hero-action-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.section {
  padding: 94px 0;
}

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

.section-head {
  max-width: 780px;
  margin-bottom: 34px;
}

body#top .section-head {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head p:last-child {
  max-width: 720px;
  margin: 18px 0 0;
  font-size: 1.02rem;
}

body#top .section-head p:last-child {
  margin-left: auto;
  margin-right: auto;
}

.grid {
  display: grid;
  gap: 18px;
}

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

.card,
.step,
.compare article,
.benefit-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.card {
  min-height: 154px;
  padding: 24px;
  box-shadow: 0 10px 28px rgba(18, 59, 62, 0.04);
}

body#top .card,
body#top .step,
body#top .benefit-card,
body#top .use-list article {
  text-align: left;
}

.card p,
.step p,
.compare p,
.use-list p,
.benefit-card p {
  margin-bottom: 0;
}

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

.step {
  min-height: 218px;
  padding: 26px;
}

.step span {
  display: block;
  margin-bottom: 30px;
  color: var(--brand-strong);
  font-size: 0.8rem;
  font-weight: 900;
}

.compare span,
.plan-label {
  display: block;
  margin-bottom: 14px;
  color: var(--brand-strong);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.difference-section {
  background: linear-gradient(180deg, #f7fbfb 0%, #eef6f6 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.compare-table-wrap {
  position: relative;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.table-scroll-hint {
  display: none;
  margin: 0;
  padding: 12px 16px 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.compare-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td {
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.compare-table thead th {
  background: rgba(247, 251, 251, 0.94);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 800;
}

.compare-table thead th:last-child,
.compare-table tbody td:last-child {
  background: linear-gradient(180deg, rgba(247, 251, 251, 0.88) 0%, rgba(255, 255, 255, 0.98) 100%);
}

.compare-table tbody th {
  width: 20%;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 800;
}

.compare-table tbody td {
  width: 40%;
  color: var(--muted);
}

.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}

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

.use-list article {
  display: grid;
  grid-template-columns: minmax(180px, 0.36fr) 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

body#top .use-list article {
  align-items: start;
  justify-items: stretch;
}

.use-list h3 {
  margin-bottom: 0;
}

.inline-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-top: 34px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff 0%, #f7fbfb 100%);
}

.inline-cta p {
  margin: 0;
  color: var(--text);
  font-weight: 800;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit-card {
  min-height: 218px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 10px 28px rgba(18, 59, 62, 0.04);
  text-align: left;
}

.benefit-card p {
  margin-bottom: 0;
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.decision-card {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 10px 28px rgba(18, 59, 62, 0.04);
  text-align: left;
}

.decision-card h3 {
  max-width: 30rem;
  margin-bottom: 18px;
}

.price-summary,
.faq-summary {
  margin: 0;
  padding: 0;
}

.price-summary {
  display: grid;
  gap: 10px;
  list-style: none;
}

.price-summary li {
  display: grid;
  grid-template-columns: minmax(120px, 0.36fr) 1fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.price-summary strong {
  color: var(--text);
  font-size: 1.04rem;
  line-height: 1.45;
}

.price-summary span,
.faq-summary dd,
.decision-note {
  color: var(--muted);
  font-weight: 650;
}

.decision-note {
  margin: 18px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
}

.faq-summary {
  display: grid;
  gap: 14px;
}

.faq-summary div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.faq-summary dt {
  margin-bottom: 4px;
  color: var(--text);
  font-weight: 850;
  line-height: 1.55;
}

.faq-summary dd {
  margin: 0;
  line-height: 1.7;
}

.benefit-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-top: 18px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.benefit-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.benefit-points li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-weight: 650;
}

.benefit-points li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--primary);
}

.benefit-panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.final-section {
  border-top: 1px solid var(--line);
  padding-bottom: 100px;
}

.final-cta {
  max-width: 780px;
  text-align: center;
}

.final-cta h2 {
  margin-bottom: 18px;
}

.final-cta p:not(.eyebrow) {
  max-width: 620px;
  margin: 0 auto 30px;
  font-size: 1.02rem;
}

.final-cta-lead-line {
  display: block;
}

.final-cta-group {
  justify-content: center;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.signup-page {
  background:
    radial-gradient(circle at top right, rgba(35, 200, 199, 0.1), transparent 28%),
    radial-gradient(circle at top left, rgba(236, 248, 248, 0.68), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #fbfefe 100%);
}

.signup-header-inner {
  min-height: 76px;
}

.signup-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.signup-nav a:hover {
  color: var(--brand-strong);
}

.signup-nav-current {
  color: var(--text);
}

.signup-nav-link {
  color: var(--muted);
}

.signup-hero {
  padding: 72px 0 56px;
}

.signup-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.78fr);
  gap: 32px;
  align-items: center;
  padding: 0;
}

.signup-step-card,
.support-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.signup-copy {
  width: min(100%, 680px);
  margin: 0;
  padding: 0;
  text-align: left;
}

.signup-copy h1 {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 4.7vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.signup-hero-title-line {
  display: block;
  white-space: nowrap;
}

.signup-lead {
  max-width: 24em;
  margin-bottom: 14px;
  color: var(--text);
  font-size: clamp(1.06rem, 1.7vw, 1.22rem);
  font-weight: 800;
  line-height: 1.65;
}

.signup-text {
  max-width: 34rem;
  margin-bottom: 28px;
  font-size: 0.98rem;
  line-height: 1.9;
}

.signup-hero-panel {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.signup-hero-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.signup-hero-panel-head strong {
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.4;
}

.signup-hero-panel-badge {
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  background: #edf8f8;
  color: var(--brand-strong);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signup-hero-preview {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(247, 251, 251, 0.94), #ffffff);
}

.signup-hero-preview img {
  width: 100%;
  height: auto;
  display: block;
}

.signup-hero-points {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.signup-hero-points article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.signup-hero-points strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
  font-size: 0.98rem;
}

.signup-hero-points p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
}

.auth-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 620px;
}

.auth-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 58px;
  padding: 14px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.auth-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(39, 124, 128, 0.28);
}

.auth-btn-google {
  border-color: rgba(39, 124, 128, 0.18);
  background: var(--primary-soft);
  color: var(--brand-deep);
  box-shadow: 0 10px 24px rgba(35, 200, 199, 0.08);
}

.auth-btn-google:hover {
  border-color: rgba(39, 124, 128, 0.28);
  background: var(--primary-soft-hover);
}

.auth-btn-outline {
  background: var(--surface);
}

.auth-btn-outline:hover {
  background: var(--surface);
}

.auth-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.auth-icon svg {
  width: 100%;
  height: 100%;
}

.auth-icon-mail {
  color: var(--brand-strong);
}

.signup-legal {
  margin: 18px 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
}

.signup-legal a {
  color: var(--brand-strong);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.signup-method-note {
  margin: 14px 0 0;
  font-size: 0.92rem;
  font-weight: 650;
  line-height: 1.75;
}

.signup-notes {
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

.signup-notes li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.8;
}

.signup-notes li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--primary);
}

.signup-section-head {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.signup-section-title-line {
  display: block;
}

.signup-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.signup-step-card {
  padding: 24px;
  display: grid;
  gap: 20px;
}

.signup-step-visual {
  min-height: 210px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(247, 251, 251, 0.92), #ffffff);
}

.signup-step-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, rgba(12, 28, 30, 0.1) 100%);
}

.signup-step-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.95);
}

.signup-step-chip {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(22, 52, 54, 0.72);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 800;
  backdrop-filter: blur(6px);
}

.signup-step-visual-account img {
  object-position: 47% 42%;
  transform: scale(1.2);
}

.signup-step-visual-box img {
  object-position: 80% 42%;
  transform: scale(1.24);
}

.signup-step-visual-qr img {
  object-position: 12% 54%;
  transform: scale(1.3);
}

.signup-step-copy > span {
  display: block;
  margin-bottom: 10px;
  color: var(--brand-strong);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.signup-step-copy h3 {
  margin-bottom: 10px;
  font-size: 1.24rem;
  line-height: 1.4;
}

.signup-step-copy,
.support-copy {
  text-align: left;
}

.signup-step-copy p {
  font-size: 0.98rem;
  line-height: 1.85;
}

.support-panel {
  padding: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.support-cta-group {
  justify-content: flex-end;
}

.support-copy {
  max-width: 760px;
}

.support-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(1.9rem, 3.2vw, 2.45rem);
  line-height: 1.28;
}

.support-copy-title-line {
  display: block;
}

.support-copy p:last-child {
  margin-bottom: 0;
  font-size: 0.98rem;
  line-height: 1.85;
}

.signup-footer {
  margin-top: 18px;
}

.support-page {
  background:
    radial-gradient(circle at top right, rgba(35, 200, 199, 0.11), transparent 28%),
    radial-gradient(circle at top left, rgba(236, 248, 248, 0.7), transparent 38%),
    linear-gradient(180deg, #ffffff 0%, #fbfefe 100%);
}

.support-hero {
  padding: 96px 0 82px;
  border-bottom: 1px solid var(--line);
}

.support-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: start;
}

.support-hero-copy {
  max-width: 660px;
  text-align: left;
}

.support-hero-copy h1 {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 4.7vw, 3.95rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.support-hero-title-line {
  display: block;
  white-space: nowrap;
}

.support-hero-lead {
  max-width: 24em;
  margin-bottom: 14px;
  color: var(--text);
  font-size: clamp(1.08rem, 1.85vw, 1.28rem);
  font-weight: 800;
  line-height: 1.65;
}

.support-hero-text {
  max-width: 35rem;
  margin: 0 0 28px;
  font-size: 0.98rem;
  line-height: 1.9;
}

.support-hero-points {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

.support-hero-points li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.8;
}

.support-hero-points li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--primary);
}

.support-hero-panel,
.support-detail-card,
.support-flow-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.support-hero-panel {
  padding: 28px;
}

.support-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.support-summary-grid {
  display: grid;
  gap: 12px;
}

.support-summary-grid article {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.support-summary-grid article.is-featured {
  background: linear-gradient(180deg, #f7fbfb 0%, #ffffff 100%);
}

.support-summary-grid span {
  display: block;
  margin-bottom: 8px;
  color: var(--brand-strong);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.support-summary-grid strong {
  display: block;
  color: var(--text);
  font-size: 1.32rem;
  line-height: 1.2;
}

.support-summary-grid p {
  margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
}

.support-panel-list {
  margin-top: 14px;
}

.support-inline-list,
.support-plan-points,
.support-check-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

.support-inline-list li,
.support-plan-points li,
.support-check-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.support-inline-list li::before,
.support-plan-points li::before,
.support-check-list li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(35, 200, 199, 0.92);
}

.support-plan-grid,
.support-detail-grid,
.support-note-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.support-plan-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.support-plan-card.is-featured {
  background: linear-gradient(180deg, #f7fbfb 0%, #ffffff 100%);
  box-shadow: 0 0 0 1px rgba(39, 124, 128, 0.12), var(--shadow);
}

.support-plan-head {
  margin-bottom: 20px;
}

.support-plan-price {
  margin: 10px 0 0;
  color: var(--text);
}

.support-plan-price strong {
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1.2;
}

.support-plan-note {
  margin: 20px 0 0;
  font-size: 0.96rem;
}

.support-detail-grid,
.support-note-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.support-detail-card,
.support-flow-card {
  padding: 28px;
}

.support-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.support-flow-card span {
  display: block;
  margin-bottom: 18px;
  color: var(--brand-strong);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.signup-footer-inner {
  min-height: 0;
  padding: 40px 0 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}

.signup-footer-brand {
  max-width: 320px;
}

.signup-footer-brand p {
  margin: 14px 0 0;
}

.signup-footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 32px;
}

.signup-footer-nav {
  display: grid;
  gap: 10px;
}

.signup-footer-nav strong {
  color: var(--text);
  font-size: 0.94rem;
}

.signup-footer-nav a {
  color: var(--muted);
}

.signup-footer-nav a:hover {
  color: var(--brand-strong);
}

.signup-footer-bottom {
  padding: 0 0 32px;
  color: var(--muted);
}

.footer-note {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.footer-note a {
  color: var(--brand-strong);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.footer-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.not-found {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.not-found-panel {
  width: min(100%, 560px);
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.not-found-panel .brand {
  margin-bottom: 32px;
}

.not-found-panel h1 {
  font-size: clamp(2rem, 8vw, 3.2rem);
}

@media (min-width: 701px) {
  .section-title-line {
    white-space: nowrap;
  }
}

@media (max-width: 960px) {
  .nav {
    display: none;
  }

  .mobile-nav-wrap {
    display: block;
  }

  .grid-3,
  .steps,
  .signup-steps,
  .decision-grid,
  .benefit-grid,
  .benefit-panel {
    grid-template-columns: 1fr;
  }

  .hero-layout,
  .signup-layout,
  .support-hero-layout,
  .support-panel,
  .signup-footer-inner {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .hero-copy,
  .hero-panel,
  .support-panel,
  .support-hero-panel,
  .support-detail-card,
  .support-flow-card,
  .support-plan-card {
    padding: 28px;
  }

  .inline-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .benefit-panel-actions {
    justify-content: flex-start;
  }

  .signup-footer-links {
    width: 100%;
    grid-template-columns: 1fr 1fr;
  }

  .support-plan-grid,
  .support-detail-grid,
  .support-note-grid,
  .support-flow-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .container {
    width: min(100% - 24px, var(--max));
  }

  .header-inner {
    min-height: 64px;
    gap: 12px;
  }

  .header-inner .btn {
    display: none;
  }

  .hero {
    padding: 62px 0 68px;
  }

  body#top h1 {
    font-size: clamp(1.75rem, 8.4vw, 2.35rem);
    line-height: 1.08;
  }

  .support-hero {
    padding: 78px 0 70px;
  }

  .hero-layout {
    gap: 22px;
    max-width: 100%;
    overflow: hidden;
  }

  .hero-copy {
    width: 100%;
    max-width: 100%;
    padding: 0;
  }

  .hero-panel {
    width: 100%;
    max-width: 100%;
  }

  body#top .hero-lead,
  body#top .hero-text {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .hero-panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-kpis {
    grid-template-columns: 1fr;
  }

  .hero .btn,
  .benefit-panel-actions .btn,
  .final-cta .btn,
  .cta-group .btn {
    width: 100%;
  }

  .table-scroll-hint {
    display: block;
  }

  .section {
    padding: 70px 0;
  }

  .card,
  .step,
  .compare article,
  .decision-card,
  .benefit-card,
  .benefit-panel,
  .support-plan-card,
  .support-detail-card,
  .support-flow-card {
    padding: 22px;
  }

  .benefit-points {
    grid-template-columns: 1fr;
  }

  .price-summary li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .use-list article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .hero-kpis {
    justify-content: flex-start;
  }

  .footer-inner {
    min-height: 104px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }

  .footer-note {
    justify-content: flex-start;
  }

  .signup-nav {
    gap: 14px;
    font-size: 0.88rem;
  }

  .signup-header-inner {
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 0;
  }

  .signup-nav {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .signup-hero {
    padding: 48px 0 32px;
  }

  .signup-copy h1 {
    font-size: clamp(2.05rem, 9vw, 3rem);
  }

  .signup-hero-title-line {
    white-space: normal;
  }

  .support-hero-copy h1 {
    font-size: clamp(2.05rem, 9vw, 3rem);
  }

  .support-hero-title-line {
    white-space: normal;
  }

  .signup-hero-panel {
    padding: 20px;
  }

  .signup-hero-points {
    grid-template-columns: 1fr;
  }

  .auth-stack {
    grid-template-columns: 1fr;
    max-width: none;
  }

  .auth-btn,
  .support-panel .btn {
    width: 100%;
  }

  .signup-step-card,
  .support-panel {
    padding: 22px;
  }

  .signup-step-visual {
    min-height: 168px;
  }

  .support-cta-group {
    width: 100%;
  }

  .signup-footer-links {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .signup-footer-inner {
    padding: 32px 0 20px;
  }

  .signup-footer-bottom {
    padding-bottom: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn {
    transition: none;
  }

  .auth-btn {
    transition: none;
  }

  .auth-btn:hover {
    transform: none;
  }
}