:root {
  --bg: #f4f7fb;
  --bg-alt: #edf3fa;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --surface-tint: rgba(236, 244, 255, 0.85);
  --text: #081a3a;
  --muted: #5e7197;
  --accent: #36d12a;
  --accent-strong: #1fb21b;
  --accent-soft: rgba(54, 209, 42, 0.12);
  --line: rgba(8, 26, 58, 0.1);
  --shadow: 0 28px 80px rgba(14, 35, 74, 0.09);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: min(1120px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(89, 145, 255, 0.13), transparent 28%),
    radial-gradient(circle at top right, rgba(54, 209, 42, 0.12), transparent 22%),
    linear-gradient(180deg, #f9fbfe 0%, var(--bg) 38%, #f7fbff 100%);
  font-family: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  line-height: 1.55;
}

body.menu-open {
  overflow: hidden;
}

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.page-glow {
  position: fixed;
  inset: auto;
  width: 34rem;
  height: 34rem;
  border-radius: 999px;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.55;
  z-index: 0;
}

.page-glow-one {
  top: -10rem;
  left: -8rem;
  background: rgba(88, 128, 255, 0.12);
  animation: drift 16s ease-in-out infinite;
}

.page-glow-two {
  right: -8rem;
  top: 22rem;
  background: rgba(54, 209, 42, 0.11);
  animation: drift 18s ease-in-out infinite reverse;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 0;
  padding: 16px 0;
  backdrop-filter: blur(22px);
  background: rgba(249, 251, 254, 0.78);
  border-bottom: 1px solid rgba(8, 26, 58, 0.05);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  position: relative;
  width: 16px;
  height: 22px;
  border-radius: 18px 18px 18px 4px;
  transform: rotate(45deg);
  background: linear-gradient(180deg, #ffd33d 0%, #7adb2c 58%, #29c61d 100%);
  box-shadow: 0 10px 24px rgba(54, 209, 42, 0.28);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 3px 3px 9px 3px;
  border-radius: 12px 12px 12px 2px;
  background: rgba(255, 255, 255, 0.55);
}

.brand-text {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.header-menu {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex: 1;
}

.site-nav a,
.header-actions a {
  transition:
    color 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.98rem;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-weight: 700;
  white-space: nowrap;
}

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

.button-primary {
  color: #ffffff;
  background: linear-gradient(180deg, #44dd30 0%, #2fc422 100%);
  box-shadow: 0 18px 34px rgba(54, 209, 42, 0.28);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 22px 42px rgba(54, 209, 42, 0.34);
}

.button-secondary,
.button-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  box-shadow: 0 10px 28px rgba(11, 27, 59, 0.05);
}

.button-large {
  min-height: 64px;
  padding: 0 34px;
  border-radius: 20px;
}

.hero {
  padding: 88px 0 110px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 20px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(8, 26, 58, 0.08);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.about-grid h2 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  letter-spacing: -0.05em;
}

.hero h1 {
  max-width: 980px;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.96;
}

.hero h1 span {
  color: var(--accent-strong);
}

.hero-copy {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.45rem);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.hero-points li {
  position: relative;
  padding-left: 18px;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent-strong);
  transform: translateY(-50%);
  box-shadow: 0 0 0 6px rgba(54, 209, 42, 0.12);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
}

.hero-trust {
  margin-top: 56px;
}

.hero-trust p,
.comparison-note,
.site-footer p {
  margin: 0;
  color: var(--muted);
}

.trust-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}

.trust-tags span {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(8, 26, 58, 0.08);
  background: rgba(255, 255, 255, 0.6);
  color: var(--muted);
  font-size: 0.94rem;
}

.section {
  padding: 42px 0 72px;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2,
.about-grid h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.02;
}

.intro-panel,
.comparison-card,
.section-alt,
.faq-item {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.intro-panel {
  padding: clamp(28px, 4vw, 42px);
  border-radius: var(--radius-xl);
  text-align: center;
}

.section-copy {
  max-width: 820px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.12rem;
}

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

.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(54, 209, 42, 0.14), rgba(54, 209, 42, 0.07));
  border: 1px solid rgba(54, 209, 42, 0.12);
  flex-shrink: 0;
}

.icon-badge svg,
.team-location svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-strong);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.icon-badge-center {
  width: 68px;
  height: 68px;
  margin: 0 auto 22px;
  border-radius: 20px;
}

.icon-badge-round {
  width: 72px;
  height: 72px;
  margin: 0 auto 22px;
  border-radius: 999px;
}

.metric-grid,
.packages-grid,
.faq-grid {
  display: grid;
  gap: 22px;
}

.metric-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.metric-card {
  padding: 26px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(8, 26, 58, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(240, 248, 255, 0.72));
  text-align: center;
  box-shadow: var(--shadow);
}

.metric-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 78px;
  min-height: 78px;
  margin-bottom: 16px;
  padding: 12px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(54, 209, 42, 0.16), rgba(54, 209, 42, 0.08));
  color: var(--accent-strong);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.metric-card h3,
.package-head h3 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: -0.04em;
}

.metric-card p,
.package-copy,
.package-meta p,
.about-copy p,
.faq-item p {
  margin: 10px 0 0;
  color: var(--muted);
}

.tools-grid,
.cases-grid,
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.tool-card,
.case-card,
.reason-card,
.method-panel,
.team-card,
.network-panel {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.tool-card h3,
.case-card h3,
.reason-card h3,
.method-panel h3,
.applications-block h3,
.value-panel h3,
.team-content h3,
.network-panel h3 {
  letter-spacing: -0.04em;
}

.tool-card h3,
.case-card h3,
.reason-card h3,
.method-panel h3,
.applications-block h3,
.value-panel h3,
.team-content h3,
.network-panel h3 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

.tool-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 24px;
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-lg);
}

.tool-card p,
.method-lists li,
.case-card p,
.reason-card p,
.value-stats span,
.value-quote,
.team-text p,
.skills-list li,
.network-panel p {
  color: var(--muted);
}

.tool-card p,
.case-card p,
.reason-card p {
  margin: 12px 0 0;
}

.method-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  margin-top: 28px;
}

.method-panel {
  padding: 28px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(246, 252, 246, 0.62), rgba(255, 255, 255, 0.82));
}

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

.method-lists ul,
.skills-list {
  margin: 0;
  padding-left: 18px;
}

.method-lists li + li,
.skills-list li + li {
  margin-top: 10px;
}

.section-note {
  max-width: 920px;
  margin: 28px auto 0;
  color: var(--muted);
  text-align: center;
  font-style: italic;
}

.plan-link-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 22px;
}

.plan-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(8, 26, 58, 0.08);
  background: rgba(255, 255, 255, 0.74);
  color: var(--muted);
  font-weight: 700;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.plan-link:hover,
.plan-link:focus-visible {
  color: var(--text);
  border-color: rgba(54, 209, 42, 0.24);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(11, 27, 59, 0.06);
}

.case-card,
.reason-card {
  padding: 28px 24px;
  border-radius: var(--radius-xl);
  text-align: center;
}

.case-card p,
.reason-card p {
  max-width: 30ch;
  margin-left: auto;
  margin-right: auto;
}

.applications-block {
  margin-top: 34px;
  text-align: center;
}

.applications-block h3 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

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

.applications-grid {
  margin-top: 22px;
}

.application-item {
  padding: 20px 16px;
  border-radius: 24px;
  border: 1px solid rgba(54, 209, 42, 0.14);
  background: linear-gradient(180deg, rgba(244, 255, 246, 0.72), rgba(255, 255, 255, 0.76));
}

.application-item strong {
  display: block;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(2rem, 3vw, 2.8rem);
  color: var(--accent-strong);
  letter-spacing: -0.05em;
}

.application-item strong sub {
  font-size: 0.5em;
}

.application-item span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.value-panel {
  margin-top: 28px;
  padding: 32px;
  border: 1px solid rgba(54, 209, 42, 0.26);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(242, 251, 243, 0.88), rgba(255, 255, 255, 0.8));
  box-shadow: var(--shadow);
  text-align: center;
}

.value-panel h3 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.value-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
  gap: 24px;
}

.value-stats strong {
  display: block;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(2.1rem, 4vw, 3rem);
  color: var(--accent-strong);
  letter-spacing: -0.06em;
}

.value-stats span {
  display: block;
  margin-top: 6px;
}

.value-quote {
  max-width: 720px;
  margin: 26px auto 0;
  font-style: italic;
}

.team-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 34px;
  padding: 28px;
  border-radius: var(--radius-xl);
}

.team-sidebar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.team-photo-button {
  position: relative;
  display: inline-flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  cursor: zoom-in;
}

.team-photo-button:hover .team-avatar,
.team-photo-button:focus-visible .team-avatar {
  transform: translateY(-2px) scale(1.02);
}

.team-avatar {
  display: block;
  width: 128px;
  height: 128px;
  border-radius: 999px;
  border: 4px solid rgba(255, 255, 255, 0.92);
  object-fit: cover;
  object-position: center 22%;
  box-shadow: 0 22px 44px rgba(10, 27, 57, 0.18);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.team-photo-button:focus-visible {
  outline: 3px solid rgba(53, 212, 58, 0.38);
  outline-offset: 8px;
}

.team-photo-hint {
  position: absolute;
  left: 50%;
  bottom: -12px;
  transform: translateX(-50%);
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 999px;
  background: rgba(8, 16, 33, 0.72);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  box-shadow: 0 14px 28px rgba(8, 16, 33, 0.18);
}

.team-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.team-badges span {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  font-weight: 600;
}

.team-content h3 {
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1;
}

.team-role {
  margin: 8px 0 0;
  color: var(--accent-strong);
  font-size: 1.22rem;
  font-weight: 600;
}

.team-location {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0 0;
  color: var(--muted);
  font-weight: 500;
}

.team-location svg {
  width: 18px;
  height: 18px;
  stroke: var(--muted);
}

.team-text {
  margin-top: 22px;
}

.team-text p {
  margin: 0;
}

.team-text p + p {
  margin-top: 18px;
}

.skills-accordion {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  overflow: hidden;
}

.skills-accordion summary {
  position: relative;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}

.skills-accordion summary::-webkit-details-marker {
  display: none;
}

.skills-accordion summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 1.35rem;
  font-weight: 500;
}

.skills-accordion[open] summary::after {
  content: "\2212";
}

.skills-content {
  padding: 0 20px 20px;
  border-top: 1px solid rgba(8, 26, 58, 0.08);
}

.skills-list {
  margin-top: 18px;
}

.network-panel {
  margin-top: 28px;
  padding: 30px;
  border-radius: var(--radius-xl);
  border-color: rgba(54, 209, 42, 0.24);
  background: linear-gradient(180deg, rgba(242, 251, 243, 0.84), rgba(255, 255, 255, 0.8));
  text-align: center;
}

.network-panel p {
  max-width: 780px;
  margin: 12px auto 0;
}

.demo-page {
  background:
    radial-gradient(circle at top left, rgba(89, 145, 255, 0.16), transparent 26%),
    radial-gradient(circle at top right, rgba(54, 209, 42, 0.12), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #f1f6fd 44%, #f8fbff 100%);
}

.demo-page::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 44, 94, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 44, 94, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.5), transparent 78%);
  pointer-events: none;
  z-index: 0;
}

.demo-main-page .hero {
  min-height: auto;
}

.demo-hero {
  padding: 72px 0 36px;
}

.demo-hero-copy {
  position: relative;
  z-index: 1;
}

.demo-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 28px;
  align-items: end;
}

.demo-hero-card,
.demo-stage-panel,
.demo-feature-card,
.demo-cta-panel,
.demo-nav-button,
.demo-card,
.demo-note-card {
  border: 1px solid rgba(8, 26, 58, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 251, 255, 0.8)),
    rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.demo-hero-card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.demo-hero-card::before {
  content: "";
  position: absolute;
  inset: -20% auto auto -16%;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(54, 209, 42, 0.18), transparent 68%);
  pointer-events: none;
}

.demo-hero-card h2 {
  margin: 8px 0 0;
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  line-height: 1.05;
}

.demo-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.demo-live-pill,
.demo-key-hint {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
}

.demo-live-pill {
  position: relative;
  gap: 10px;
  background: rgba(10, 27, 57, 0.92);
  color: #ffffff;
  box-shadow: 0 16px 28px rgba(8, 26, 58, 0.16);
}

.demo-live-pill::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #36d12a;
  box-shadow: 0 0 0 0 rgba(54, 209, 42, 0.45);
  animation: demoPulse 1.8s ease-in-out infinite;
}

.demo-key-hint {
  border: 1px solid rgba(8, 26, 58, 0.08);
  background: rgba(255, 255, 255, 0.74);
  color: var(--muted);
}

.demo-card-label,
.demo-note-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.demo-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.demo-chip-row span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(54, 209, 42, 0.1);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
}

.demo-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.demo-hero-stats article,
.demo-scenario-grid article {
  padding: 18px;
  border-radius: 20px;
  background: rgba(8, 26, 58, 0.04);
}

.demo-hero-stats strong,
.demo-scenario-grid strong {
  display: block;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.06em;
}

.demo-hero-stats span,
.demo-scenario-grid span,
.demo-scenario-grid small {
  display: block;
  margin-top: 6px;
}

.demo-disclaimer {
  margin: 24px 0 0;
  color: var(--muted);
}

.demo-main-grid {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.demo-stage-nav {
  position: sticky;
  top: 108px;
  display: grid;
  gap: 12px;
  padding: 12px;
  border-radius: 30px;
  border: 1px solid rgba(8, 26, 58, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(246, 250, 255, 0.86)),
    rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.demo-nav-button {
  display: block;
  width: 100%;
  border: 1px solid rgba(8, 26, 58, 0.05);
  padding: 18px 18px 20px;
  border-radius: 24px;
  text-align: left;
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.demo-nav-button:hover,
.demo-nav-button:focus-visible,
.demo-nav-button.is-active {
  transform: translateY(-2px);
  border-color: rgba(54, 209, 42, 0.26);
  background:
    linear-gradient(180deg, rgba(243, 255, 243, 0.96), rgba(249, 252, 255, 0.88)),
    rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 56px rgba(14, 35, 74, 0.1);
}

.demo-nav-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 34px;
  margin-bottom: 14px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(8, 26, 58, 0.06);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.demo-nav-button strong {
  display: block;
  font-size: 1.08rem;
}

.demo-nav-button small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.demo-stage-shell {
  min-width: 0;
  perspective: 1400px;
}

.demo-stage-panel {
  position: relative;
  padding: 24px;
  border-radius: 32px;
}

.demo-stage-panel:not([hidden]) {
  opacity: 1;
  transform: none;
}

.demo-page.is-enhanced .demo-stage-panel {
  opacity: 0;
  transform: translateY(10px) scale(0.988);
}

.demo-page.is-enhanced .demo-stage-panel.is-visible {
  opacity: 1;
  transform: none;
  animation: demoPanelEnter 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.demo-window {
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid rgba(8, 26, 58, 0.08);
  background: linear-gradient(180deg, rgba(254, 255, 255, 0.98), rgba(244, 248, 255, 0.92));
  position: relative;
}

.demo-window::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(95, 120, 255, 0.12), transparent 26%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 44%);
  pointer-events: none;
}

.demo-window-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(8, 26, 58, 0.08);
  background: rgba(255, 255, 255, 0.78);
}

.demo-window-bar p {
  margin: 0 0 0 6px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.demo-window-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(8, 26, 58, 0.18);
}

.demo-window-dot:first-child {
  background: #ffbf44;
}

.demo-window-dot:nth-child(2) {
  background: #5f78ff;
}

.demo-window-dot:nth-child(3) {
  background: #35cf2d;
}

.demo-metric-strip,
.demo-panel-grid,
.demo-feature-grid,
.demo-scenario-grid {
  display: grid;
  gap: 16px;
}

.demo-metric-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 18px;
}

.demo-kpi-card {
  padding: 18px;
  border-radius: 22px;
  background: rgba(8, 26, 58, 0.04);
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.demo-kpi-card span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
}

.demo-kpi-card strong {
  display: block;
  margin-top: 8px;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.06em;
}

.demo-kpi-card small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.demo-panel-grid {
  padding: 0 18px 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.demo-panel-grid-wide {
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.8fr);
}

.demo-card,
.demo-note-card {
  padding: 20px;
  border-radius: 24px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.demo-card h3,
.demo-note-card h3,
.demo-detail-header h3 {
  margin: 8px 0 0;
  font-size: 1.34rem;
  line-height: 1.15;
}

.demo-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.demo-card-head span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.demo-chart {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 16px;
  filter: drop-shadow(0 14px 28px rgba(24, 50, 102, 0.1));
}

.demo-alert-list,
.demo-action-list,
.demo-timeline {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.demo-alert-list li,
.demo-action-list li,
.demo-timeline li,
.demo-table-row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(8, 26, 58, 0.04);
}

.demo-alert-list strong,
.demo-timeline strong {
  font-size: 0.94rem;
}

.demo-alert-list span,
.demo-timeline span {
  color: var(--muted);
}

.demo-table {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.demo-table-row {
  grid-template-columns: 1fr auto auto;
  align-items: center;
  column-gap: 12px;
}

.demo-table-head {
  background: transparent;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  padding: 0 6px;
}

.demo-note-card {
  background:
    linear-gradient(180deg, rgba(246, 252, 244, 0.92), rgba(255, 255, 255, 0.88)),
    rgba(255, 255, 255, 0.92);
}

.demo-note-card p:last-child {
  margin-bottom: 0;
}

.demo-nav-footer {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(8, 26, 58, 0.06);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.8);
}

.demo-progress {
  display: grid;
  gap: 10px;
}

.demo-progress-label {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.demo-progress-label b {
  color: var(--text);
}

.demo-progress-track {
  position: relative;
  overflow: hidden;
  height: 10px;
  border-radius: 999px;
  background: rgba(8, 26, 58, 0.08);
}

.demo-progress-fill {
  display: block;
  height: 100%;
  width: 25%;
  border-radius: inherit;
  background: linear-gradient(90deg, #35cf2d 0%, #5f78ff 100%);
  transition: width 260ms ease;
}

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

.demo-control-button {
  min-height: 46px;
}

.demo-control-button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.demo-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 18px 0;
}

.demo-parameter-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.demo-parameter-list div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(8, 26, 58, 0.08);
}

.demo-parameter-list div:last-child {
  border-bottom: 0;
}

.demo-parameter-list span {
  color: var(--muted);
}

.demo-parameter-list strong {
  font-size: 0.94rem;
  text-align: right;
}

.demo-scenario-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}

.demo-bar-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.demo-bar-list div {
  display: grid;
  gap: 8px;
}

.demo-bar-list span {
  font-size: 0.94rem;
  font-weight: 600;
}

.demo-bar-list b {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, #27bf22 0%, #8cde45 100%);
  transform-origin: left center;
  transform: scaleX(0.4);
  transition: transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

.demo-feature-card {
  padding: 26px;
  border-radius: 28px;
}

.demo-feature-card h3 {
  margin: 0 0 10px;
}

.demo-feature-card p {
  margin: 0;
  color: var(--muted);
}

.demo-cta-panel {
  padding: 34px;
  border-radius: 34px;
  text-align: center;
}

.demo-cta-panel h2 {
  max-width: 16ch;
  margin-left: auto;
  margin-right: auto;
}

.demo-cta-panel p {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.demo-stage-panel.is-visible .demo-kpi-card,
.demo-stage-panel.is-visible .demo-card,
.demo-stage-panel.is-visible .demo-note-card,
.demo-stage-panel.is-visible .demo-chart,
.demo-stage-panel.is-visible .demo-detail-header {
  animation: demoRiseIn 460ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.demo-stage-panel.is-visible .demo-kpi-card:nth-child(2),
.demo-stage-panel.is-visible .demo-card:nth-of-type(2) {
  animation-delay: 70ms;
}

.demo-stage-panel.is-visible .demo-kpi-card:nth-child(3),
.demo-stage-panel.is-visible .demo-note-card {
  animation-delay: 120ms;
}

.demo-stage-panel.is-visible .demo-kpi-card:nth-child(4) {
  animation-delay: 160ms;
}

.demo-stage-panel.is-visible .demo-bar-list b {
  transform: scaleX(1);
}

.demo-kpi-card:hover,
.demo-card:hover,
.demo-note-card:hover,
.demo-feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 26px 52px rgba(14, 35, 74, 0.12);
}

.demo-page.is-enhanced [data-demo-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.demo-page.is-enhanced [data-demo-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.image-modal-open {
  overflow: hidden;
}

.image-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
}

.image-modal[hidden] {
  display: none;
}

.image-modal-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top, rgba(59, 198, 66, 0.14), transparent 34%),
    rgba(7, 15, 31, 0.78);
  backdrop-filter: blur(10px);
}

.image-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(92vw, 720px);
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28px;
  background: rgba(8, 16, 33, 0.88);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.35);
}

.image-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 90px;
  margin-left: auto;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font: inherit;
  cursor: pointer;
}

.image-modal-close:hover,
.image-modal-close:focus-visible {
  background: rgba(255, 255, 255, 0.14);
}

.image-modal-title {
  margin: 18px 0 12px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
}

.image-modal-image {
  display: block;
  width: 100%;
  max-height: 76vh;
  object-fit: contain;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
}

.product-page .site-header {
  position: sticky;
}

.subpage-main {
  padding-top: 18px;
}

.product-hero {
  padding-top: 56px;
}

.product-hero-grid,
.purchase-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 28px;
  align-items: start;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.96rem;
  font-weight: 600;
}

.breadcrumb span {
  opacity: 0.55;
}

.product-copy h1 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.97;
  letter-spacing: -0.06em;
}

.product-copy p {
  margin: 0;
}

.product-intro {
  max-width: 62ch;
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.08rem;
}

.product-pill-row,
.module-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-pill-row {
  margin-top: 22px;
}

.product-pill,
.module-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(54, 209, 42, 0.18);
  background: linear-gradient(180deg, rgba(244, 255, 246, 0.74), rgba(255, 255, 255, 0.76));
  font-weight: 700;
}

.product-hero-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.product-visual-card,
.price-panel,
.detail-card,
.spec-panel,
.step-card,
.purchase-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow);
}

.product-visual-card {
  margin: 0;
  padding: 16px;
}

.product-visual-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
}

.product-visual-card figcaption {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.96rem;
}

.price-panel {
  padding: 24px;
  background: linear-gradient(180deg, rgba(244, 255, 246, 0.88), rgba(255, 255, 255, 0.8));
}

.price-panel h2,
.detail-card h3,
.spec-panel h3,
.step-card h3,
.purchase-copy h2 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  letter-spacing: -0.05em;
}

.price-panel .eyebrow {
  margin-bottom: 14px;
}

.price-stack {
  display: grid;
  gap: 14px;
}

.price-line {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(8, 26, 58, 0.08);
}

.price-line strong {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.75rem;
  letter-spacing: -0.05em;
}

.price-line span,
.price-note,
.detail-card p,
.detail-list li,
.spec-label,
.spec-help,
.step-card p,
.purchase-copy p,
.checkout-note {
  color: var(--muted);
}

.price-note {
  margin-top: 16px;
  font-size: 0.96rem;
}

.product-feature-grid,
.product-step-grid {
  display: grid;
  gap: 22px;
}

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

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

.system-link-heading {
  margin-top: 38px;
}

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

.detail-card,
.step-card,
.spec-panel {
  padding: 24px;
}

.detail-card h3,
.spec-panel h3,
.step-card h3 {
  font-size: 1.5rem;
}

.detail-card p,
.step-card p {
  margin-top: 12px;
}

.card-action-row {
  margin-top: 20px;
}

.card-action-row .button {
  width: 100%;
}

.detail-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.detail-list li {
  position: relative;
  padding-left: 22px;
}

.detail-list li + li {
  margin-top: 10px;
}

.detail-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--accent-strong);
  font-weight: 700;
}

.product-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.spec-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.spec-list li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(8, 26, 58, 0.08);
}

.spec-list li:last-child {
  border-bottom: 0;
}

.spec-value {
  font-weight: 700;
  text-align: right;
}

.spec-help {
  margin-top: 14px;
  font-size: 0.95rem;
}

.module-chip-grid {
  margin-top: 18px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(54, 209, 42, 0.16), rgba(54, 209, 42, 0.08));
  color: var(--accent-strong);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
}

.step-card h3 {
  margin-top: 18px;
}

.purchase-panel {
  margin-top: 30px;
  padding: 28px;
  background: linear-gradient(180deg, rgba(242, 251, 243, 0.9), rgba(255, 255, 255, 0.82));
  border-color: rgba(54, 209, 42, 0.2);
}

.purchase-copy h2 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
}

.purchase-copy p {
  max-width: 58ch;
  margin-top: 14px;
}

.checkout-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkout-note {
  margin: 14px 0 0;
  font-size: 0.95rem;
}

.checkout-meta {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.94rem;
}

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

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field span {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text);
}

.form-field input {
  min-height: 54px;
  padding: 0 16px;
  border: 1px solid rgba(8, 26, 58, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--text);
  outline: none;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.form-field input:focus {
  border-color: rgba(54, 209, 42, 0.5);
  box-shadow: 0 0 0 4px rgba(54, 209, 42, 0.12);
}

.form-message {
  min-height: 20px;
  margin: 0;
  color: #b42318;
  font-size: 0.95rem;
}

.section-packages {
  position: relative;
}

.packages-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.package-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 26px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.package-card-featured {
  background:
    linear-gradient(180deg, rgba(244, 255, 246, 0.98), rgba(255, 255, 255, 0.9)),
    rgba(255, 255, 255, 0.86);
  border-color: rgba(54, 209, 42, 0.45);
  transform: translateY(-6px);
}

.package-badge {
  position: absolute;
  top: -14px;
  left: 26px;
  padding: 8px 14px;
  border-radius: 999px;
  background: linear-gradient(180deg, #44dd30 0%, #2fc422 100%);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(54, 209, 42, 0.28);
}

.package-head {
  margin-bottom: 18px;
  text-align: center;
}

.package-subtitle {
  margin: 8px 0 0;
  color: var(--accent-strong);
  font-size: 1.2rem;
  font-weight: 600;
}

.package-price {
  margin-top: 12px;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(2.2rem, 3vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.05em;
}

.package-list-wrap h4,
.package-meta h4 {
  margin: 0;
  font-size: 1rem;
}

.package-list-wrap {
  margin-top: 22px;
}

.package-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.package-list li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
}

.package-list li + li {
  margin-top: 10px;
}

.package-list li::before,
.about-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--accent-strong);
  font-weight: 700;
}

.package-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.package-card .button {
  width: 100%;
  margin-top: auto;
}

.comparison-card {
  padding: 18px 18px 22px;
  border-radius: var(--radius-xl);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 18px 14px;
  text-align: center;
  border-bottom: 1px solid rgba(8, 26, 58, 0.08);
}

th:first-child,
td:first-child {
  text-align: left;
}

th {
  font-size: 0.98rem;
}

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

.table-check {
  color: var(--accent-strong);
  font-weight: 800;
}

.comparison-note {
  margin-top: 18px;
  text-align: center;
  font-style: italic;
}

.section-alt {
  border-radius: 36px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  align-items: start;
  padding: clamp(30px, 5vw, 48px);
}

.about-copy {
  max-width: 560px;
}

.about-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.about-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
}

.about-list li + li {
  margin-top: 12px;
}

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

.faq-item {
  padding: 22px 24px;
  border-radius: var(--radius-lg);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}

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

.faq-item[open] {
  background:
    linear-gradient(180deg, rgba(248, 255, 248, 0.95), rgba(255, 255, 255, 0.9)),
    rgba(255, 255, 255, 0.82);
}

.site-footer {
  padding: 0 0 34px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(8, 26, 58, 0.08);
}

@keyframes demoPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(54, 209, 42, 0.45);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(54, 209, 42, 0);
  }
}

@keyframes demoPanelEnter {
  from {
    opacity: 0;
    transform: translateY(16px) rotateX(5deg) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes demoRiseIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-glow,
  .demo-live-pill::before,
  .demo-stage-panel,
  .demo-stage-panel.is-visible .demo-kpi-card,
  .demo-stage-panel.is-visible .demo-card,
  .demo-stage-panel.is-visible .demo-note-card,
  .demo-stage-panel.is-visible .demo-chart,
  .demo-stage-panel.is-visible .demo-detail-header,
  .demo-page.is-enhanced [data-demo-reveal] {
    animation: none !important;
    transition: none !important;
  }

  .demo-stage-panel,
  .demo-page.is-enhanced [data-demo-reveal] {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(16px, -14px, 0);
  }
}

@media (max-width: 1080px) {
  .demo-hero-grid,
  .demo-main-grid {
    grid-template-columns: 1fr;
  }

  .demo-stage-nav {
    position: static;
    grid-template-columns: repeat(4, minmax(210px, 1fr));
    overflow-x: auto;
    padding-bottom: 6px;
  }

  .demo-nav-footer {
    grid-column: 1 / -1;
  }

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

  .demo-panel-grid-wide {
    grid-template-columns: 1fr;
  }

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

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

  .tools-grid,
  .cases-grid,
  .reasons-grid,
  .applications-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .header-menu {
    gap: 18px;
  }

  .site-nav {
    gap: 20px;
  }

  .packages-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .team-card {
    grid-template-columns: 150px 1fr;
  }

  .package-card-featured {
    transform: none;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .header-inner {
    align-items: center;
  }

  .header-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border-radius: 24px;
    border: 1px solid rgba(8, 26, 58, 0.08);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--shadow);
  }

  .menu-open .header-menu {
    display: flex;
  }

  .site-nav,
  .header-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav {
    gap: 8px;
  }

  .site-nav a {
    padding: 12px 14px;
    border-radius: 14px;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: var(--surface-tint);
  }

  .metric-grid,
  .about-grid,
  .method-panels,
  .method-lists,
  .value-stats,
  .demo-metric-strip,
  .demo-panel-grid,
  .demo-feature-grid,
  .demo-scenario-grid,
  .team-card,
  .product-hero-grid,
  .purchase-panel,
  .product-spec-grid {
    grid-template-columns: 1fr;
  }

  .tools-grid,
  .cases-grid,
  .reasons-grid,
  .applications-grid,
  .product-feature-grid,
  .product-step-grid {
    grid-template-columns: 1fr;
  }

  .team-sidebar {
    align-items: center;
  }

  .team-photo-hint {
    bottom: -14px;
  }

  .team-content {
    text-align: left;
  }

  .demo-stage-nav {
    grid-template-columns: repeat(4, minmax(240px, 1fr));
  }

  .demo-hero-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .demo-detail-header {
    flex-direction: column;
  }

  .hero {
    padding-top: 72px;
  }

  .hero h1 {
    max-width: 12ch;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100vw - 28px, 1120px);
  }

  .site-header {
    padding: 12px 0;
  }

  .brand-text {
    font-size: 1.3rem;
  }

  .hero {
    padding: 58px 0 84px;
  }

  .eyebrow {
    margin-bottom: 16px;
  }

  .hero-copy {
    margin-top: 22px;
  }

  .hero-trust {
    margin-top: 42px;
  }

  .section {
    padding: 28px 0 52px;
  }

  .intro-panel,
  .package-card,
  .comparison-card,
  .about-grid,
  .faq-item,
  .demo-hero-card,
  .demo-stage-panel,
  .demo-feature-card,
  .demo-cta-panel,
  .demo-nav-button,
  .demo-card,
  .demo-note-card,
  .tool-card,
  .case-card,
  .reason-card,
  .method-panel,
  .team-card,
  .value-panel,
  .network-panel,
  .product-visual-card,
  .price-panel,
  .detail-card,
  .spec-panel,
  .step-card,
  .purchase-panel {
    border-radius: 24px;
  }

  .tool-card {
    flex-direction: column;
  }

  .package-meta {
    grid-template-columns: 1fr;
  }

  .team-card,
  .demo-stage-panel,
  .demo-hero-card,
  .demo-feature-card,
  .demo-cta-panel,
  .value-panel,
  .network-panel,
  .method-panel,
  .price-panel,
  .detail-card,
  .spec-panel,
  .step-card,
  .purchase-panel {
    padding: 24px;
  }

  .team-avatar {
    width: 110px;
    height: 110px;
  }

  .demo-hero {
    padding: 56px 0 24px;
  }

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

  .demo-nav-button,
  .demo-card,
  .demo-note-card {
    padding: 18px;
  }

  .demo-nav-controls {
    grid-template-columns: 1fr;
  }

  .demo-window-bar {
    padding: 0 14px;
  }

  .demo-metric-strip,
  .demo-panel-grid {
    padding-left: 14px;
    padding-right: 14px;
    padding-bottom: 14px;
  }

  .demo-detail-header {
    padding-left: 14px;
    padding-right: 14px;
  }

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

  .demo-live-pill,
  .demo-key-hint {
    width: 100%;
    justify-content: center;
  }

  .team-photo-hint {
    font-size: 0.68rem;
  }

  .image-modal {
    padding: 14px;
  }

  .image-modal-dialog {
    width: min(100%, 560px);
    padding: 16px;
    border-radius: 24px;
  }

  .image-modal-image {
    max-height: 70vh;
    border-radius: 18px;
  }

  .footer-inner {
    flex-direction: column;
  }
}