:root {
  --ink: #171514;
  --sub: #4e4946;
  --muted: #746d69;
  --line: #e8e1dd;
  --soft: #f8f6f4;
  --soft-strong: #f0ece8;
  --white: #ffffff;
  --red-a: #ff5a42;
  --red-b: #d71726;
  --red-c: #850914;
  --green: #0e7664;
  --blue: #1e6fa8;
  --amber: #b76318;
  --shadow: 0 22px 60px rgba(23, 21, 20, 0.12);
  --radius: 8px;
  font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  color: var(--ink);
  background: var(--white);
  letter-spacing: 0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-150%);
  background: var(--ink);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 6px;
}

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

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(23, 21, 20, 0.08);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: min(1280px, calc(100% - 40px));
  min-height: 74px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 28px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  font-weight: 700;
  line-height: 1.2;
}

.brand img {
  width: 188px;
  height: auto;
}

.brand span {
  padding-left: 14px;
  border-left: 1px solid var(--line);
  white-space: nowrap;
}

.desktop-nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--sub);
  font-size: 14px;
  font-weight: 700;
}

.desktop-nav a,
.mobile-menu a,
.site-footer a {
  transition: color 0.2s ease;
}

.desktop-nav a:hover,
.mobile-menu a:hover,
.site-footer a:hover {
  color: var(--red-b);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--red-a), var(--red-b) 48%, var(--red-c));
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(215, 23, 38, 0.24);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  padding: 11px;
}

.menu-button span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mobile-menu {
  display: none;
  border-top: 1px solid var(--line);
  background: var(--white);
  padding: 18px 24px 24px;
}

.mobile-menu a {
  display: block;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.section {
  padding: 94px 0;
}

.section-light {
  background: linear-gradient(180deg, #ffffff 0%, #faf8f6 100%);
}

.section-soft {
  background: var(--soft);
}

.hero {
  padding: 78px 0 90px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  gap: 54px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 600;
  background: linear-gradient(135deg, var(--red-a), var(--red-b) 55%, var(--red-c));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow.on-dark {
  color: var(--white);
  -webkit-background-clip: border-box;
  background-clip: border-box;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 7px 12px;
}

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

h1 {
  margin-bottom: 24px;
  font-size: 56px;
  line-height: 1.22;
  font-weight: 700;
}

h2 {
  margin-bottom: 20px;
  font-size: 38px;
  line-height: 1.35;
  font-weight: 700;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.45;
  font-weight: 700;
}

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

.lead {
  max-width: 660px;
  margin-bottom: 18px;
  font-size: 19px;
  line-height: 1.85;
  color: var(--ink);
  font-weight: 500;
}

.hero-note {
  max-width: 650px;
  margin-bottom: 26px;
  padding-left: 18px;
  border-left: 4px solid var(--red-b);
  color: var(--sub);
  font-weight: 600;
}

.cta-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 230px));
  gap: 12px;
  margin: 28px 0 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 12px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--red-a), var(--red-b) 50%, var(--red-c));
  color: var(--white);
  box-shadow: 0 14px 30px rgba(215, 23, 38, 0.25);
}

.btn-secondary {
  background: var(--white);
  border-color: rgba(133, 9, 20, 0.26);
  color: var(--red-c);
}

.btn-secondary:hover {
  border-color: var(--red-b);
  box-shadow: 0 12px 28px rgba(23, 21, 20, 0.08);
}

.btn-secondary.on-dark {
  border-color: rgba(255, 255, 255, 0.38);
  background: transparent;
  color: var(--white);
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-badges li {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  padding: 7px 11px;
  color: var(--sub);
  font-size: 13px;
  font-weight: 600;
}

.product-visual {
  min-width: 0;
}

.mock-window {
  border: 1px solid rgba(23, 21, 20, 0.12);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.mock-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
  background: #fbfaf9;
}

.mock-topbar strong {
  margin-left: 10px;
  font-size: 13px;
}

.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #d6d0cc;
}

.mock-body {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  min-height: 482px;
}

.mock-sidebar {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 12px;
  background: #211b1a;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
  font-weight: 700;
}

.mock-logo-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--red-a), var(--red-b), var(--red-c));
  color: var(--white);
  font-weight: 800;
}

.mock-sidebar span:not(.mock-logo-mark) {
  border-radius: 6px;
  padding: 9px 10px;
}

.mock-sidebar .active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}

.mock-main {
  padding: 22px;
  background: #f7f5f3;
}

.mock-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.mock-head p {
  margin: 0 0 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}

.mock-head h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
}

.mock-head span {
  flex: 0 0 auto;
  border-radius: 999px;
  background: rgba(14, 118, 100, 0.1);
  color: var(--green);
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 700;
}

.channel-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.channel-card,
.composer,
.mock-status {
  border: 1px solid rgba(23, 21, 20, 0.09);
  border-radius: var(--radius);
  background: var(--white);
}

.channel-card {
  padding: 13px;
  min-height: 90px;
}

.channel-card strong,
.channel-card small {
  display: block;
}

.channel-card strong {
  font-size: 13px;
  line-height: 1.3;
}

.channel-card small {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.channel-card.google {
  border-top: 4px solid var(--green);
}

.channel-card.instagram {
  border-top: 4px solid var(--red-b);
}

.channel-card.facebook {
  border-top: 4px solid var(--blue);
}

.composer {
  min-height: 190px;
  padding: 18px;
}

.composer p {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

.composer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.composer-meta span {
  border-radius: 999px;
  background: var(--soft);
  padding: 6px 9px;
  color: var(--sub);
  font-size: 12px;
  font-weight: 700;
}

.mock-status {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding: 14px 16px;
  color: var(--sub);
  font-size: 13px;
  font-weight: 700;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  align-items: start;
}

.section-heading.narrow {
  max-width: 780px;
}

.section-heading.split {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(320px, 0.72fr);
  gap: 56px;
  align-items: end;
  margin-bottom: 38px;
}

.section-heading.split p:last-child {
  margin-bottom: 4px;
}

.section-body > p:first-child {
  font-size: 17px;
  color: var(--ink);
}

.issue-list,
.usecase-columns ul,
.security-list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.issue-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 26px 0;
}

.issue-list li,
.usecase-columns li {
  position: relative;
  padding-left: 24px;
  color: var(--sub);
  font-weight: 600;
}

.issue-list li::before,
.usecase-columns li::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--red-a), var(--red-c));
}

.statement {
  margin-bottom: 0;
  padding: 20px 22px;
  border-left: 4px solid var(--red-b);
  background: var(--soft);
  color: var(--ink);
  font-weight: 600;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.process-grid article,
.info-card,
.benefit-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.process-grid article {
  padding: 24px;
}

.process-grid span,
.feature-number {
  display: block;
  margin-bottom: 18px;
  font-size: 13px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--red-a), var(--red-b) 55%, var(--red-c));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.process-grid p,
.info-card p,
.benefit-grid p {
  margin-bottom: 0;
}

.channel-grid,
.feature-grid,
.benefit-grid {
  display: grid;
  gap: 16px;
}

.channel-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
}

.info-card {
  padding: 26px;
}

.service-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 22px;
  border-radius: 8px;
  color: var(--white);
  font-weight: 800;
}

.service-google {
  background: var(--green);
}

.service-instagram {
  background: linear-gradient(135deg, #a02be0, var(--red-b), #f09c25);
}

.service-facebook {
  background: var(--blue);
}

.future-note,
.pricing-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.security-section {
  background: #211b1a;
  color: var(--white);
}

.security-section p {
  color: rgba(255, 255, 255, 0.78);
}

.security-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.8fr);
  gap: 70px;
  align-items: center;
}

.security-list {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  padding: 28px;
  background: rgba(255, 255, 255, 0.07);
}

.security-list li {
  position: relative;
  padding: 12px 0 12px 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--white);
  font-weight: 700;
}

.security-list li::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--red-a), var(--red-b));
}

.security-list p {
  margin: 22px 0 0;
  font-size: 14px;
}

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}

.compliance-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  padding: 24px;
}

.compliance-card h3 {
  margin: 0;
  font-size: 18px;
}

.compliance-card p {
  margin: 12px 0 18px;
  color: var(--sub);
  font-size: 14px;
}

.compliance-card a,
.legal-links a,
details a {
  color: var(--red-c);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.compliance-checklist {
  margin-top: 18px;
  border: 1px solid rgba(230, 0, 18, 0.16);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fffafa 0%, #ffffff 100%);
  padding: 24px;
}

.compliance-checklist h3 {
  margin: 0;
  font-size: 19px;
}

.compliance-checklist ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 20px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.compliance-checklist li {
  position: relative;
  padding-left: 18px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.75;
}

.compliance-checklist li::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--red-a), var(--red-b));
}

.usecase-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.usecase-columns li + li {
  margin-top: 14px;
}

.benefit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.benefit-grid article {
  padding: 24px;
  border-top: 4px solid transparent;
  border-image: linear-gradient(90deg, var(--red-a), var(--red-c)) 1;
}

.beta-section {
  padding: 76px 0;
  background: var(--white);
}

.beta-box {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.78fr);
  gap: 54px;
  align-items: center;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 90, 66, 0.94), rgba(215, 23, 38, 0.96) 44%, rgba(99, 6, 14, 0.98)),
    #9d0d18;
  color: var(--white);
  padding: 46px;
}

.beta-box p {
  color: rgba(255, 255, 255, 0.84);
}

.beta-targets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.beta-targets span,
.contact-points span {
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.pricing-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

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

th,
td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

thead th {
  background: #211b1a;
  color: var(--white);
  font-size: 14px;
}

tbody th {
  width: 24%;
  font-weight: 800;
}

tbody td:nth-child(2) {
  width: 18%;
  color: var(--red-c);
  font-weight: 800;
}

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

.faq-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.68fr) minmax(0, 1.2fr);
  gap: 68px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

summary {
  cursor: pointer;
  padding: 19px 22px;
  font-weight: 700;
  line-height: 1.6;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
}

.final-cta {
  background: #211b1a;
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 0.9fr);
  gap: 70px;
  align-items: start;
}

.contact-copy {
  position: sticky;
  top: 110px;
}

.contact-copy p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-panel {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  padding: 32px;
}

.contact-panel h3 {
  margin: 0;
  color: var(--white);
  font-size: 24px;
  line-height: 1.5;
}

.contact-panel p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.contact-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 22px;
  font-size: 13px;
}

.legal-links a {
  color: rgba(255, 255, 255, 0.88);
}

.contact-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  border-radius: var(--radius);
  background: var(--white);
  padding: 28px;
  color: var(--ink);
}

.form-row {
  display: grid;
  gap: 7px;
}

.form-full {
  grid-column: 1 / -1;
}

label {
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #d8d0ca;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  padding: 13px 14px;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--red-b);
  box-shadow: 0 0 0 4px rgba(215, 23, 38, 0.11);
}

textarea {
  resize: vertical;
}

.privacy-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  color: var(--sub);
  font-size: 13px;
  line-height: 1.7;
}

.privacy-check input {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  accent-color: var(--red-b);
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

.site-footer {
  padding: 44px 0 28px;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1fr);
  gap: 60px;
  align-items: start;
}

.site-footer img {
  width: 300px;
}

address {
  margin-top: 18px;
  color: var(--muted);
  font-style: normal;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.7;
}

.site-footer nav {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 16px 24px;
  color: var(--sub);
  font-size: 14px;
  font-weight: 700;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.reveal {
  opacity: 1;
  transition: opacity 1.2s ease;
}

.reveal.is-visible {
  opacity: 1;
}

@media (max-width: 1080px) {
  .hero-grid,
  .section-grid,
  .security-grid,
  .contact-grid,
  .beta-box,
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .hero-grid {
    align-items: start;
  }

  .section-heading.split {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .process-grid,
  .benefit-grid,
  .compliance-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .compliance-checklist ul {
    grid-template-columns: 1fr;
  }

  .contact-copy {
    position: static;
  }
}

@media (max-width: 900px) {
  .header-inner {
    grid-template-columns: auto 1fr auto;
    gap: 14px;
    min-height: 68px;
  }

  .desktop-nav {
    display: none;
  }

  .header-cta {
    justify-self: end;
  }

  .menu-button {
    display: inline-block;
  }

  .mobile-menu.is-open {
    display: block;
  }

  .brand img {
    width: 150px;
  }

  .brand span {
    display: none;
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 32px;
  }

  .section {
    padding: 76px 0;
  }

  .hero {
    padding: 58px 0 78px;
  }

  .feature-grid,
  .channel-grid {
    grid-template-columns: 1fr;
  }

  .mock-body {
    grid-template-columns: 1fr;
  }

  .mock-sidebar {
    display: none;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .header-inner {
    width: min(100% - 28px, 1280px);
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
    font-size: 12px;
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 27px;
  }

  h3 {
    font-size: 18px;
  }

  .lead {
    font-size: 17px;
  }

  .cta-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .btn {
    min-height: 56px;
    padding: 10px 12px;
    font-size: 14px;
  }

  .trust-badges li {
    font-size: 12px;
  }

  .issue-list,
  .process-grid,
  .usecase-columns,
  .benefit-grid,
  .compliance-grid,
  .contact-actions,
  .beta-targets,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .channel-row {
    grid-template-columns: 1fr;
  }

  .mock-head,
  .mock-status,
  .footer-bottom {
    display: block;
  }

  .mock-head span,
  .mock-status span {
    display: inline-block;
    margin-top: 10px;
  }

  .mock-main {
    padding: 18px;
  }

  .beta-box {
    padding: 30px 22px;
  }

  .contact-form,
  .contact-panel {
    padding: 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .site-footer nav {
    justify-content: flex-start;
  }

  .footer-bottom small {
    display: block;
    margin-top: 10px;
  }
}

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

  .reveal {
    opacity: 1;
  }
}