:root {
  --primary: #165dff;
  --primary-soft: #e8f3ff;
  --danger-soft: #feeeee;
  --danger-strong: #ef6b6b;
  --success-soft: #e8f8f5;
  --success-strong: #1ea97a;
  --text: #333333;
  --text-soft: #5f6f85;
  --white: #ffffff;
  --line: #dbe9fb;
  --line-soft: #ebf3ff;
  --shadow: 0 18px 42px rgba(22, 93, 255, 0.08);
  --radius-card: 8px;
  --radius-pill: 999px;
  --shell: 1200px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(22, 93, 255, 0.08), transparent 28%),
    radial-gradient(circle at top right, rgba(22, 93, 255, 0.05), transparent 22%),
    linear-gradient(180deg, #fbfdff 0%, #f4f9ff 42%, #f8fbff 100%);
}

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

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

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.shell {
  width: min(var(--shell), calc(100% - 28px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 10px 24px rgba(22, 93, 255, 0.04);
}

.header-row {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.brand-text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  color: var(--primary);
  font-size: 16px;
  font-weight: 800;
}

.brand-text span,
.header-link,
.section-head p,
.advantage-card p,
.capability-copy,
.capability-item p,
.capability-card p,
.check-list,
.trial-list,
.trust-card p,
.footer-links a,
.footer-brand a {
  color: var(--text-soft);
}

.brand-text span,
.header-link,
.footer-links a,
.footer-brand a {
  font-size: 12px;
}

.header-link {
  font-weight: 700;
}

.mobile-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border-radius: 10px;
  border: 1px solid rgba(22, 93, 255, 0.12);
  background: rgba(22, 93, 255, 0.04);
}

.mobile-nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--primary);
}

.hero,
.section,
.site-footer {
  padding: 40px 0;
}

main > section + section {
  margin-top: 60px;
}

.hero {
  padding: 44px 0 24px;
}

.hero + .section {
  margin-top: 24px;
}

.hero-layout,
.capability-layout,
.pain-layout {
  display: grid;
  gap: 20px;
}

.hero-layout {
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
}

.hero-copy {
  display: grid;
  gap: 20px;
  text-align: left;
  max-width: 680px;
}

.hero-topline {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-mark {
  margin: 0;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 28px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: rgba(22, 93, 255, 0.08);
  border: 1px solid rgba(22, 93, 255, 0.12);
}

.hero-slogan {
  margin: 0;
  color: #6c7f97;
  font-size: 12px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.28;
  color: #173d8b;
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
  color: #1f3559;
  font-weight: 800;
  letter-spacing: -0.02em;
}

h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.4;
  color: #203452;
  font-weight: 800;
}

.hero-subtitle {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: #4d5a6d;
  max-width: 54ch;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-highlights span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: rgba(22, 93, 255, 0.06);
  border: 1px solid rgba(22, 93, 255, 0.1);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.hero-action {
  display: flex;
  justify-content: flex-start;
  margin-top: 12px;
}

.hero-action-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button-station {
  position: relative;
  gap: 10px;
  padding: 0 28px;
  color: var(--white);
  background: linear-gradient(135deg, #3f86ff 0%, #5ca0ff 52%, #86b9ff 100%);
  box-shadow: 0 16px 30px rgba(70, 137, 255, 0.2);
  overflow: hidden;
}

.button-station::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.22) 18%, transparent 36%);
  transform: translateX(-120%);
  animation: station-button-sheen 3.2s ease-in-out infinite;
}

.button-station:hover {
  box-shadow: 0 20px 36px rgba(70, 137, 255, 0.24);
}

.button-badge {
  position: relative;
  z-index: 1;
  min-height: 24px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.button-label {
  position: relative;
  z-index: 1;
}

.hero-action-note {
  margin: 14px 0 0;
  color: #617490;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.75;
  max-width: 58ch;
}

.hero-action-note strong {
  color: var(--primary);
}

@keyframes station-button-sheen {
  0%,
  100% {
    transform: translateX(-120%);
  }

  45%,
  65% {
    transform: translateX(120%);
  }
}

.hero-scroll-hint {
  margin: 10px 0 0;
  color: #6c7f97;
  font-size: 12px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.hero-scroll-hint::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  animation: hero-scroll-hint-bob 1.4s ease-in-out infinite;
}

.hero-scroll-hint.is-hidden {
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
}

@keyframes hero-scroll-hint-bob {
  0%,
  100% {
    transform: rotate(45deg) translate(0, 0);
  }

  50% {
    transform: rotate(45deg) translate(2px, 2px);
  }
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

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

.button-primary {
  background: linear-gradient(180deg, #2b74ff 0%, var(--primary) 100%);
  color: var(--white);
  box-shadow: 0 16px 30px rgba(22, 93, 255, 0.2);
}

.button-primary:hover {
  background: linear-gradient(180deg, #226aff 0%, #0f4de0 100%);
  box-shadow: 0 20px 36px rgba(22, 93, 255, 0.24);
}

.button-hero {
  min-height: 58px;
  padding: 0 36px;
  font-size: 17px;
}

.button-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 8px 20px rgba(22, 93, 255, 0.08);
}

.button-outline:hover {
  background: rgba(22, 93, 255, 0.05);
  text-decoration: none;
}

.button-light {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 14px 28px rgba(10, 26, 64, 0.12);
}

.button-light:hover {
  background: #f3f5f8;
  text-decoration: none;
}

.button-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.78);
}

.button-ghost:hover {
  background: rgba(243, 245, 248, 0.14);
  text-decoration: none;
}

.demo-card,
.advantage-card,
.capability-main,
.capability-card,
.trial-card,
.trust-card,
.footer-column {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--white);
}

.demo-card {
  padding: 22px;
  background: linear-gradient(180deg, rgba(232, 243, 255, 0.92), rgba(255, 255, 255, 0.98));
  box-shadow: var(--shadow);
  position: relative;
  overflow: visible;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.demo-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px rgba(22, 93, 255, 0.14);
  border-color: rgba(22, 93, 255, 0.2);
}

.demo-card::after {
  content: "";
  position: absolute;
  right: -48px;
  top: -48px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22, 93, 255, 0.12), transparent 70%);
  pointer-events: none;
}

.demo-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.demo-title {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.demo-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(22, 93, 255, 0.16);
  background: rgba(255, 255, 255, 0.88);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.demo-more:hover {
  background: #f4f8ff;
  text-decoration: none;
}

.demo-label {
  display: block;
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-soft);
}

.demo-contact {
  width: 100%;
  margin-top: 16px;
  min-height: 52px;
  padding: 0 14px;
  border-radius: var(--radius-card);
  border: 1px solid rgba(22, 93, 255, 0.14);
  background: var(--white);
  color: var(--primary);
  font-weight: 800;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  z-index: 1;
}

.demo-contact:hover {
  transform: translateY(-1px);
  background: #f5f9ff;
  box-shadow: 0 10px 24px rgba(22, 93, 255, 0.08);
}

.demo-models {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
  position: relative;
  z-index: 1;
}

.model-chip {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-radius: var(--radius-card);
  color: var(--white);
  font-weight: 800;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 12px 26px rgba(17, 46, 104, 0.12);
  transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
  cursor: help;
  overflow: visible;
  letter-spacing: 0.01em;
}

.model-chip::before,
.model-chip::after {
  position: absolute;
  left: 50%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.model-chip::before {
  content: "";
  bottom: calc(100% + 4px);
  transform: translateX(-50%) translateY(6px);
  border-width: 8px 7px 0 7px;
  border-style: solid;
  border-color: rgba(16, 33, 68, 0.92) transparent transparent transparent;
  z-index: 3;
}

.model-chip::after {
  content: attr(data-model-tip);
  bottom: calc(100% + 12px);
  transform: translateX(-50%) translateY(8px);
  width: max-content;
  max-width: 220px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(16, 33, 68, 0.92);
  color: #f8fbff;
  font-size: 12px;
  line-height: 1.5;
  font-weight: 700;
  text-align: center;
  white-space: normal;
  box-shadow: 0 18px 34px rgba(16, 33, 68, 0.18);
  z-index: 4;
}

.model-chip:hover,
.model-chip:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 20px 34px rgba(17, 46, 104, 0.18);
  filter: saturate(1.06);
}

.model-chip:hover::before,
.model-chip:hover::after,
.model-chip:focus-visible::before,
.model-chip:focus-visible::after {
  opacity: 1;
}

.model-chip:hover::before,
.model-chip:focus-visible::before {
  transform: translateX(-50%) translateY(0);
}

.model-chip:hover::after,
.model-chip:focus-visible::after {
  transform: translateX(-50%) translateY(0);
}

.model-chip:focus-visible {
  outline: 2px solid rgba(22, 93, 255, 0.3);
  outline-offset: 3px;
}

.chip-gemini {
  background: linear-gradient(135deg, #5a80ff, #7898ff);
}

.chip-claude {
  background: linear-gradient(135deg, #cb8b53, #b76a2b);
}

.chip-chatgpt {
  background: linear-gradient(135deg, #12a67d, #108d6b);
}

.chip-qwen {
  background: linear-gradient(135deg, #8e63f8, #6e48d8);
}

.section-head {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}

.section-head h2 {
  position: relative;
  padding-top: 14px;
}

.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 52px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--primary) 0%, rgba(22, 93, 255, 0.18) 100%);
}

.section-head p {
  margin: 0;
  font-size: 14px;
}

.advantage-grid,
.trust-grid,
.footer-grid {
  display: grid;
  gap: 16px;
}

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

.advantage-card {
  padding: 18px 16px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-shadow: 0 8px 18px rgba(22, 93, 255, 0.03);
}

.advantage-card:hover {
  transform: translateY(-2px);
  background: var(--primary-soft);
  box-shadow: var(--shadow);
}

.advantage-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-card);
  color: var(--primary);
  background: rgba(22, 93, 255, 0.08);
}

.advantage-card p {
  margin: 6px 0 0;
  font-size: 14px;
}

.capability-layout {
  grid-template-columns: minmax(0, 7fr) minmax(280px, 3fr);
  align-items: start;
}

.capability-main,
.capability-card {
  padding: 22px;
}

.capability-main {
  background: var(--primary-soft);
  box-shadow: var(--shadow);
}

.capability-copy {
  margin: 8px 0 0;
  font-size: 14px;
  max-width: 58ch;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.capability-item {
  padding: 14px;
  border-radius: var(--radius-card);
  border: 1px solid rgba(22, 93, 255, 0.12);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.capability-item strong {
  display: block;
  color: var(--primary);
  font-size: 14px;
  margin-bottom: 4px;
}

.capability-item p {
  margin: 0;
  font-size: 14px;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.capability-tags span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(22, 93, 255, 0.12);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}

.seo-section {
  background: linear-gradient(180deg, rgba(232, 243, 255, 0.36), rgba(255, 255, 255, 0.1));
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.seo-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--white);
}

.seo-card p {
  margin: 8px 0 0;
  color: var(--text-soft);
}

.capability-side {
  display: grid;
  gap: 16px;
}

.capability-card {
  box-shadow: 0 12px 24px rgba(22, 93, 255, 0.05);
}

.capability-card,
.trust-card,
.footer-column,
.seo-card {
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.capability-card:hover,
.trust-card:hover,
.footer-column:hover,
.seo-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 36px rgba(22, 93, 255, 0.1);
  border-color: rgba(22, 93, 255, 0.18);
}

.check-list,
.pain-list,
.trial-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.check-list li,
.trial-list li {
  position: relative;
  padding-left: 24px;
}

.check-list li::before,
.trial-list li::before {
  content: "✅";
  position: absolute;
  left: 0;
  top: 0;
}

.check-list.compact {
  margin-top: 12px;
}

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

.pain-card {
  padding: 22px 20px;
  border-radius: var(--radius-card);
  min-height: 100%;
  text-align: center;
  box-shadow: var(--shadow);
}

.pain-card h2,
.pain-card li {
  color: var(--white);
}

.pain-card-bad {
  background: linear-gradient(180deg, #f58d8d, var(--danger-strong));
}

.pain-card-good {
  background: linear-gradient(180deg, #37bc92, var(--success-strong));
}

.pain-list li {
  position: relative;
  padding-left: 24px;
  text-align: left;
  max-width: 28ch;
  margin: 0 auto;
}

.pain-card-bad .pain-list li::before,
.pain-card-good .pain-list li::before {
  position: absolute;
  left: 0;
  top: 0;
}

.pain-card-bad .pain-list li::before {
  content: "❌";
}

.pain-card-good .pain-list li::before {
  content: "✅";
}

.trial-card {
  max-width: 860px;
  margin: 0 auto;
  padding: 30px 26px;
  text-align: left;
  background: linear-gradient(180deg, #f6f8fb, #ffffff);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.trial-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: 22px;
  align-items: start;
}

.trial-copy {
  display: grid;
  gap: 12px;
}

.trial-badge {
  width: fit-content;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: rgba(22, 93, 255, 0.08);
  border: 1px solid rgba(22, 93, 255, 0.12);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.trial-copy h2 {
  font-size: 18px;
  color: #173d8b;
}

.trial-copy p {
  margin: 0;
  max-width: 42ch;
  color: var(--text-soft);
}

.trial-panel {
  padding-left: 24px;
  border-left: 1px solid rgba(22, 93, 255, 0.12);
}

.trial-list {
  width: 100%;
  margin: 0;
}

.trial-list li {
  text-align: left;
  max-width: none;
}

.trial-action {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(22, 93, 255, 0.12);
}

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

.trust-card {
  padding: 20px;
  text-align: center;
  position: relative;
  box-shadow: 0 10px 22px rgba(22, 93, 255, 0.05);
}

.trust-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--primary);
}

.trust-number {
  display: block;
  margin-bottom: 8px;
  font-size: 24px;
  line-height: 1;
  color: var(--primary);
  font-weight: 800;
}

.trust-card p {
  margin: 6px 0 0;
  font-size: 14px;
}

.cta-band {
  padding: 40px 0;
  background: var(--primary);
}

.cta-band-inner {
  display: grid;
  gap: 20px;
  justify-items: center;
  text-align: center;
}

.cta-band h2 {
  color: var(--white);
  font-size: 18px;
  max-width: 34ch;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

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

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

.mobile-footer {
  display: none;
}

.footer-column {
  padding: 18px 0;
  border: 0;
  background: transparent;
}

.footer-column h3 {
  margin-bottom: 12px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand strong {
  display: block;
  color: var(--primary);
  font-size: 14px;
  margin-bottom: 4px;
}

.footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.footer-qr {
  width: 80px;
  height: 80px;
  margin: 0 auto 12px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
}

.footer-contact {
  text-align: left;
}

.footer-contact-card {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  align-items: start;
}

.footer-contact-title {
  margin: 0 0 8px;
  color: #3f5877;
  font-size: 12px;
  font-weight: 700;
}

.footer-links-contact {
  gap: 6px;
}

.footer-links-contact a {
  line-height: 1.5;
}

.mobile-footer__tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.mobile-footer__tab {
  min-height: 38px;
  padding: 0 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: #f7fbff;
  color: #4d6380;
  font-size: 12px;
  font-weight: 800;
}

.mobile-footer__tab.is-active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.mobile-footer__panel {
  display: none;
  margin-top: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: #fbfdff;
}

.mobile-footer__panel.is-active {
  display: block;
}

.mobile-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-footer__brand strong {
  display: block;
  color: var(--primary);
  font-size: 14px;
  margin-bottom: 4px;
}

.mobile-footer__brand a {
  color: var(--text-soft);
  font-size: 12px;
}

.mobile-footer__links {
  display: grid;
  gap: 8px;
}

.mobile-footer__links a {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border-radius: var(--radius-card);
  background: #f6faff;
  border: 1px solid var(--line-soft);
  color: #39516e;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.mobile-footer__links a:hover {
  text-decoration: none;
  background: #edf5ff;
}

.mobile-footer__contact {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  align-items: center;
}

.mobile-footer__contact img {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: #fff;
}

.seo-card {
  box-shadow: 0 10px 24px rgba(22, 93, 255, 0.05);
}

.contact-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 80;
}

.contact-modal.is-open {
  display: flex;
}

.contact-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 27, 47, 0.48);
}

.contact-modal__panel {
  position: relative;
  width: min(680px, calc(100% - 24px));
  padding: 24px;
  border-radius: 16px;
  background: var(--white);
  box-shadow: 0 30px 60px rgba(17, 27, 47, 0.18);
  z-index: 1;
}

.contact-modal__panel p {
  margin: 10px 0 0;
  color: var(--text-soft);
}

.contact-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #f7f9fc;
  color: #324766;
  font-size: 20px;
}

.contact-modal__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 16px;
  margin-top: 18px;
}

.contact-modal__card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: #f9fbff;
  box-shadow: 0 10px 24px rgba(17, 27, 47, 0.06);
}

.contact-modal__card .button {
  margin-top: 14px;
  width: 100%;
}

.contact-modal__card-qr {
  text-align: center;
}

.contact-modal__card-qr img {
  width: 120px;
  height: 120px;
  margin: 0 auto 12px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: #fff;
}

.contact-modal__mail {
  display: inline-block;
  margin-top: 8px;
  color: var(--primary);
  font-size: 12px;
}

.mobile-nav {
  position: fixed;
  inset: 0;
  display: none;
  align-items: flex-start;
  justify-content: flex-end;
  z-index: 90;
}

.mobile-nav.is-open {
  display: flex;
}

.mobile-nav__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 27, 47, 0.46);
}

.mobile-nav__panel {
  position: relative;
  width: min(320px, calc(100% - 18px));
  min-height: 100vh;
  padding: calc(20px + env(safe-area-inset-top, 0px)) calc(20px + env(safe-area-inset-right, 0px)) 20px 20px;
  background: var(--white);
  box-shadow: -20px 0 40px rgba(17, 27, 47, 0.12);
  z-index: 1;
}

.mobile-nav__header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 36px;
  padding-right: 52px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.mobile-nav__header strong {
  color: #203452;
}

.mobile-nav__close {
  position: absolute;
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #f7f9fc;
  color: #324766;
  font-size: 20px;
  box-shadow: 0 10px 24px rgba(17, 27, 47, 0.08);
}

.mobile-nav__links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.mobile-nav__links a {
  min-height: 48px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: #f9fbff;
  color: #274262;
  font-weight: 700;
}

.mobile-nav__links a:hover {
  text-decoration: none;
  background: #f4f8ff;
}

@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-reveal] {
  opacity: 1;
  transform: none;
}

[data-reveal].is-visible {
  animation: reveal-up 0.55s ease both;
}

@media (max-width: 980px) {
  .hero {
    padding: 36px 0 18px;
  }

  .hero + .section {
    margin-top: 18px;
  }

  .hero-layout,
  .capability-layout,
  .pain-layout {
    grid-template-columns: 1fr;
  }

  .advantage-grid,
  .trust-grid,
  .seo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .contact-modal__grid {
    grid-template-columns: 1fr;
  }

  .trial-layout {
    grid-template-columns: 1fr;
  }

  .trial-panel {
    padding-left: 0;
    padding-top: 18px;
    border-left: 0;
    border-top: 1px solid rgba(22, 93, 255, 0.12);
  }
}

@media (max-width: 720px) {
  .header-row {
    min-height: auto;
    padding: 14px 0;
    flex-direction: row;
    align-items: center;
  }

  .hero-layout {
    gap: 20px;
  }

  .mobile-nav__panel {
    width: min(332px, calc(100% - 12px));
    padding: calc(18px + env(safe-area-inset-top, 0px)) calc(18px + env(safe-area-inset-right, 0px)) 18px 18px;
  }

  .mobile-nav__header {
    padding-right: 48px;
  }

  .hero-copy {
    order: 1;
  }

  .hero-demo {
    order: 2;
  }

  .hero-topline {
    align-items: flex-start;
  }

  .hero-action {
    justify-content: stretch;
  }

  .hero-action-group {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .hero-scroll-hint {
    text-align: center;
  }

  .advantage-grid,
  .capability-grid,
  .trust-grid,
  .footer-grid,
  .seo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-actions {
    width: 100%;
    flex-direction: column;
    gap: 12px;
  }

  .button-hero,
  .button-light,
  .button-ghost,
  .trial-card .button {
    width: 100%;
  }

  .demo-more,
  .demo-contact,
  .footer-links a {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .footer-grid-desktop {
    display: none;
  }

  .mobile-footer {
    display: block;
  }

  .mobile-nav-toggle {
    display: inline-flex;
    order: 3;
    margin-left: auto;
  }

  .header-link {
    display: none;
  }

  .brand {
    min-width: 0;
  }

  .footer-contact-card {
    display: block;
  }
}

@media (max-width: 560px) {
  .advantage-grid,
  .capability-grid,
  .trust-grid,
  .seo-grid {
    grid-template-columns: 1fr;
  }

  .contact-modal__panel {
    padding: 20px;
  }

  .hero-highlights {
    gap: 6px;
  }

  .hero-highlights span {
    width: 100%;
    justify-content: center;
  }

  .mobile-footer__tabs {
    gap: 6px;
  }

  .mobile-footer__tab {
    min-height: 36px;
    padding: 0 6px;
    font-size: 11px;
  }

  .mobile-footer__panel {
    padding: 12px;
  }

  .mobile-footer__contact {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .mobile-footer__links a {
    min-height: 36px;
    font-size: 11px;
  }
}