:root {
  --bg: #f4f7fb;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-strong: #ffffff;
  --surface-muted: #edf3ff;
  --line: rgba(29, 78, 216, 0.12);
  --line-strong: rgba(29, 78, 216, 0.2);
  --text: #0d1728;
  --text-soft: #5f6b80;
  --text-dim: #8693a8;
  --primary: #1f67ff;
  --primary-deep: #1546c8;
  --accent: #0ec5a5;
  --accent-warm: #f5b84b;
  --ink: #101827;
  --danger: #ff5f7a;
  --shadow: 0 24px 70px rgba(17, 30, 63, 0.12);
  --shadow-lift: 0 34px 90px rgba(17, 30, 63, 0.18);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --section-width: 1180px;
  --header-height: 88px;
  --motion: 260ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  font-family: "Manrope", "Noto Sans KR", "Noto Sans JP", sans-serif;
  color: var(--text);
  overflow-x: hidden;
  background:
    linear-gradient(90deg, rgba(13, 23, 40, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(13, 23, 40, 0.03) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(31, 103, 255, 0.16), transparent 30%),
    radial-gradient(circle at 86% 16%, rgba(14, 197, 165, 0.12), transparent 25%),
    linear-gradient(180deg, #f8fbff 0%, #eff5fc 100%);
  background-size: 42px 42px, 42px 42px, auto, auto, auto;
}

:lang(ko) {
  word-break: keep-all;
  line-break: strict;
}

:lang(ja) {
  word-break: normal;
  line-break: strict;
}

:lang(en) {
  word-break: normal;
  hyphens: auto;
}

h1,
h2,
h3,
p,
li,
a,
button,
span,
small,
strong {
  overflow-wrap: normal;
}

.site-header,
.hero-copy,
.hero-visual,
.hero-panel,
.section-heading,
.prevention-copy,
.prevention-visual,
.contact-copy,
.contact-signal,
.signal-copy,
.evidence-copy,
.metric-card,
.problem-card,
.step-card,
.feature-card,
.tech-card,
.expansion-card {
  min-width: 0;
}

h1,
h2,
h3,
.hero-body,
.section-heading p,
.prevention-copy p,
.evidence-copy p,
.contact-copy p {
  text-wrap: pretty;
}

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

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

button {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(calc(100% - 32px), var(--section-width));
  height: var(--header-height);
  margin: 0 auto;
  padding: 16px 0;
  backdrop-filter: blur(18px);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 12px 0;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: rgba(248, 251, 255, 0.74);
  border-radius: 999px;
  box-shadow: 0 10px 36px rgba(34, 59, 122, 0.08);
  z-index: -1;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-left: 18px;
  transition: transform var(--motion);
}

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

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #6ca5ff);
  color: #fff;
  font-weight: 800;
  font-size: 22px;
  box-shadow: 0 14px 30px rgba(31, 103, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: -45%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.42), transparent);
  transform: translateX(-100%) rotate(18deg);
  transition: transform 700ms ease;
}

.brand:hover .brand-mark::after {
  transform: translateX(110%) rotate(18deg);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: -0.03em;
}

.brand-copy small {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: 24px;
}

.site-nav a {
  position: relative;
  color: var(--text-soft);
  font-size: 0.95rem;
  font-weight: 600;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--motion);
}

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

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-right: 18px;
}

.language-switcher {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(235, 241, 255, 0.9);
  border: 1px solid rgba(29, 78, 216, 0.1);
}

.lang-btn {
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: color var(--motion), background var(--motion), box-shadow var(--motion), transform var(--motion);
}

.lang-btn.is-active {
  background: var(--surface-strong);
  color: var(--primary);
  box-shadow: 0 8px 18px rgba(31, 103, 255, 0.14);
}

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

.header-cta,
.button {
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: -0.02em;
  position: relative;
  overflow: hidden;
  transition: transform var(--motion), box-shadow var(--motion), background var(--motion), border-color var(--motion);
}

.header-cta::after,
.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.34) 45%, transparent 70%);
  transform: translateX(-115%);
  transition: transform 650ms ease;
}

.header-cta,
.button-primary {
  background: linear-gradient(135deg, var(--primary), #4f8dff);
  color: #fff;
  box-shadow: 0 18px 34px rgba(31, 103, 255, 0.24);
}

.button-secondary {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(31, 103, 255, 0.16);
}

.header-cta:hover,
.button:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

.header-cta:hover::after,
.button:hover::after {
  transform: translateX(115%);
}

.section {
  width: min(calc(100% - 32px), var(--section-width));
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 44px;
  padding-top: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow.subtle {
  color: #7fa8ff;
}

.hero h1,
.section-heading h2,
.prevention-copy h2,
.contact-copy h2 {
  margin: 16px 0 0;
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.hero h1 {
  font-size: clamp(2.55rem, 4.45vw, 4.35rem);
  max-width: 720px;
  text-wrap: balance;
}

.title-line {
  display: block;
}

.hero-body,
.section-heading p,
.prevention-copy p,
.evidence-copy p,
.contact-copy p {
  color: var(--text-soft);
  font-size: 1.02rem;
  line-height: 1.8;
}

.hero-body {
  max-width: 680px;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-points {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 26px;
  color: var(--text-soft);
}

.hero-points li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 0 0 6px rgba(31, 103, 255, 0.08);
}

.hero-panel,
.problem-card,
.step-card,
.feature-card,
.trend-card,
.evidence-browser,
.tech-card,
.expansion-card,
.contact-card {
  position: relative;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  transition:
    transform var(--motion),
    box-shadow var(--motion),
    border-color var(--motion),
    background var(--motion);
}

.hero-panel {
  overflow: hidden;
  padding: 28px;
  border-radius: var(--radius-xl);
  min-height: 680px;
  transform: perspective(1200px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.48) 48%, transparent 62%),
    radial-gradient(circle at var(--glow-x, 70%) var(--glow-y, 18%), rgba(31, 103, 255, 0.18), transparent 28%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(31, 103, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 103, 255, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent);
  animation: driftGrid 14s linear infinite;
}

.hero-panel-top,
.trend-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(31, 103, 255, 0.14);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
}

.status-pill.muted {
  color: var(--text-soft);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.metric-card,
.signal-board,
.proof-card,
.trend-card,
.evidence-browser,
.tech-card,
.expansion-card {
  border-radius: var(--radius-lg);
}

.metric-card {
  padding: 18px;
  background: rgba(244, 248, 255, 0.88);
  border: 1px solid rgba(31, 103, 255, 0.08);
  position: relative;
  overflow: hidden;
  transition: transform var(--motion), background var(--motion), border-color var(--motion);
}

.metric-card::after {
  content: "";
  position: absolute;
  inset: auto 18px 14px 18px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--accent-warm));
  transform: scaleX(0.22);
  transform-origin: left;
  transition: transform var(--motion);
}

.metric-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(31, 103, 255, 0.22);
}

.metric-card:hover::after {
  transform: scaleX(1);
}

.metric-card span,
.metric-card small {
  display: block;
}

.metric-card span {
  color: var(--text-dim);
  font-size: 0.82rem;
}

.metric-card strong {
  display: block;
  margin: 12px 0 6px;
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.metric-card small {
  color: var(--text-soft);
  line-height: 1.5;
}

.signal-board {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  align-items: end;
  margin-top: 18px;
  padding: 22px;
  background: linear-gradient(145deg, rgba(15, 33, 84, 0.95), rgba(20, 82, 211, 0.96));
  color: #fff;
  position: relative;
  overflow: clip;
}

.signal-board::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -42%;
  height: 48%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent);
  transform: rotate(-8deg);
  animation: scanSignal 5.5s ease-in-out infinite;
}

.signal-copy h2 {
  margin: 0 0 12px;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.signal-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
}

.signal-graph {
  display: grid;
  grid-auto-flow: column;
  align-items: end;
  gap: 10px;
  min-height: 140px;
}

.signal-graph span {
  border-radius: 999px 999px 0 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(116, 185, 255, 0.35));
  animation: pulseBar 4s ease-in-out infinite;
}

.signal-graph span:nth-child(1) {
  height: 42%;
}

.signal-graph span:nth-child(2) {
  height: 65%;
}

.signal-graph span:nth-child(3) {
  height: 54%;
}

.signal-graph span:nth-child(4) {
  height: 82%;
}

.signal-graph span:nth-child(5) {
  height: 58%;
}

.signal-graph span:nth-child(6) {
  height: 72%;
}

.proof-stack {
  position: relative;
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.proof-card {
  display: grid;
  grid-template-rows: 150px 1fr;
  gap: 14px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(31, 103, 255, 0.1);
  box-shadow: 0 18px 34px rgba(26, 47, 95, 0.12);
  cursor: pointer;
  isolation: isolate;
  transition:
    transform var(--motion),
    box-shadow var(--motion),
    border-color var(--motion),
    background var(--motion),
    opacity var(--motion);
}

.proof-card:hover,
.proof-card.is-focused,
.problem-card:hover,
.step-card:hover,
.feature-card:hover,
.tech-card:hover,
.expansion-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(31, 103, 255, 0.22);
}

.proof-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  object-position: center top;
  border-radius: 18px;
}

.proof-card:not(.is-focused) {
  opacity: 0.78;
  transform: translateY(8px) scale(0.98);
}

.proof-card.is-focused {
  background: rgba(255, 255, 255, 0.98);
}

.proof-card strong {
  display: block;
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.proof-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.75;
}

.section-heading {
  max-width: 860px;
}

.section-heading h2 {
  font-size: clamp(2rem, 3.55vw, 3.15rem);
  text-wrap: balance;
}

.problem-grid,
.steps-grid,
.features-grid,
.technology-grid,
.expansion-grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

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

.problem-card,
.feature-card,
.tech-card,
.expansion-card {
  padding: 26px;
  overflow: hidden;
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(241, 246, 255, 0.82)),
    var(--surface-strong);
}

.problem-card::before,
.feature-card::before,
.tech-card::before,
.expansion-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--accent-warm));
  opacity: 0.18;
  transition: opacity var(--motion), height var(--motion);
}

.problem-card::after,
.feature-card::after,
.tech-card::after,
.expansion-card::after {
  content: "";
  position: absolute;
  inset: auto 24px 22px auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(31, 103, 255, 0.2), transparent 68%),
    radial-gradient(circle at 72% 30%, rgba(14, 197, 165, 0.28), transparent 55%);
  opacity: 0.55;
  transform: scale(0.88);
  transition: transform var(--motion), opacity var(--motion);
}

.problem-card:hover::before,
.feature-card:hover::before,
.tech-card:hover::before,
.expansion-card:hover::before {
  opacity: 1;
  height: 5px;
}

.problem-card:hover::after,
.feature-card:hover::after,
.tech-card:hover::after,
.expansion-card:hover::after {
  opacity: 0.9;
  transform: scale(1.15);
}

.problem-card strong,
.feature-card h3,
.step-card h3,
.evidence-copy h3 {
  display: block;
  margin: 0 0 10px;
  font-size: 1.24rem;
  letter-spacing: -0.03em;
}

.problem-card p,
.feature-card p,
.step-card p,
.tech-card p,
.expansion-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.72;
}

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

.step-card {
  overflow: hidden;
  padding: 24px;
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(241, 246, 255, 0.82)),
    var(--surface-strong);
}

.step-index {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.step-card img {
  margin-top: 18px;
  width: 100%;
  height: 330px;
  object-fit: cover;
  object-position: center top;
  border-radius: 20px;
  border: 1px solid rgba(31, 103, 255, 0.08);
  filter: saturate(0.86) contrast(0.98);
  transition: transform 500ms ease, filter 500ms ease;
}

.step-card:hover img {
  transform: translateY(-8px) scale(1.02);
  filter: saturate(1.02) contrast(1.02);
}

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

.feature-card {
  min-height: 260px;
  border-radius: 26px;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: rgba(31, 103, 255, 0.08);
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 800;
  transition: background var(--motion), color var(--motion), transform var(--motion);
}

.feature-card:hover .feature-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(-6deg) scale(1.08);
}

.prevention {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 30px;
  align-items: center;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(31, 103, 255, 0.08);
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 700;
}

.trend-card {
  padding: 24px;
}

.trend-chart {
  margin-top: 24px;
  padding: 10px 0 0;
}

.trend-chart svg {
  width: 100%;
  height: 220px;
}

.chart-area {
  fill: url(#chartFill);
}

.chart-line {
  fill: none;
  stroke: var(--primary);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 640;
  stroke-dashoffset: 640;
  animation: drawChart 2.2s ease forwards;
}

.trend-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.trend-stats article {
  padding: 18px;
  border-radius: 18px;
  background: rgba(243, 247, 255, 0.9);
}

.trend-stats span {
  display: block;
  color: var(--text-dim);
  font-size: 0.82rem;
}

.trend-stats strong {
  display: block;
  margin-top: 10px;
  font-size: 1.8rem;
}

.evidence-browser {
  padding: 18px;
  margin-top: 28px;
}

.evidence-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.evidence-tab {
  position: relative;
  border: 0;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(234, 240, 255, 0.84);
  color: var(--text-soft);
  cursor: pointer;
  transition: color var(--motion), background var(--motion), transform var(--motion), box-shadow var(--motion);
}

.evidence-tab.is-active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 24px rgba(31, 103, 255, 0.22);
}

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

.evidence-panels {
  position: relative;
  min-height: 760px;
  margin-top: 18px;
}

.evidence-panel {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 20px;
  align-items: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.985);
  filter: blur(6px);
  transition: opacity 360ms ease, transform 360ms ease, filter 360ms ease;
}

.evidence-panel.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.evidence-shot {
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(31, 103, 255, 0.08);
  background: var(--surface-muted);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.55);
  height: 680px;
}

.evidence-shot img {
  display: block;
  width: 100% !important;
  max-width: 100%;
  height: 100% !important;
  max-height: 100%;
  min-height: 0;
  object-fit: contain;
  object-position: center;
  filter: saturate(0.86) contrast(0.98);
  transition: transform 640ms ease, filter 640ms ease;
}

.evidence-panel.is-active .evidence-shot:hover img {
  transform: scale(1.025);
  filter: saturate(1.04) contrast(1.02);
}

.shot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: minmax(0, 1fr);
  align-items: stretch;
  gap: 18px;
  padding: 18px;
  overflow: hidden;
  height: 430px;
  background:
    linear-gradient(145deg, rgba(244, 248, 255, 0.94), rgba(255, 255, 255, 0.72)),
    var(--surface-muted);
}

.shot-grid img {
  display: block;
  height: 100% !important;
  width: 100% !important;
  min-height: 0;
  max-height: 100%;
  object-fit: contain;
  object-position: center top;
  border: 1px solid rgba(31, 103, 255, 0.12);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 16px 34px rgba(31, 52, 101, 0.11);
  transition: transform var(--motion), box-shadow var(--motion), filter var(--motion);
}

.evidence-panel[data-panel="workflow"] {
  grid-template-columns: 1fr;
  align-content: center;
}

.evidence-panel[data-panel="workflow"] .evidence-copy {
  max-width: 760px;
  padding: 0 8px 8px;
}

.shot-grid img:hover {
  transform: translateY(-7px) scale(1.015);
  box-shadow: var(--shadow-lift);
  filter: saturate(1.02) contrast(1.02);
}

.evidence-copy {
  padding: 8px 18px;
}

.technology-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.tech-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.06rem;
}

.tech-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 190px;
}

.tech-card strong::before {
  content: "";
  display: block;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(31, 103, 255, 0.16), rgba(14, 197, 165, 0.16)),
    rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(31, 103, 255, 0.12);
}

.expansion-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 26px;
}

.expansion-card {
  min-height: 164px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  isolation: isolate;
  overflow: visible;
}

.expansion-card::before {
  display: none;
}

.expansion-card:not(:last-child)::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -26px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(31, 103, 255, 0.18);
  box-shadow: 0 12px 28px rgba(31, 103, 255, 0.13);
  opacity: 0.88;
  transform: translateY(-50%);
  transition: transform var(--motion), background var(--motion), color var(--motion), box-shadow var(--motion);
}

.expansion-card:last-child::after {
  content: "";
  inset: auto 24px 22px auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(31, 103, 255, 0.2), transparent 68%),
    radial-gradient(circle at 72% 30%, rgba(14, 197, 165, 0.28), transparent 55%);
  opacity: 0.55;
  transform: scale(0.88);
}

.expansion-card:not(:last-child):hover::after {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 18px 42px rgba(31, 103, 255, 0.24);
  transform: translate(6px, -50%) scale(1.05);
}

.expansion-card:last-child:hover::after {
  opacity: 0.9;
  transform: scale(1.15);
}

.expansion-card span {
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 700;
}

.expansion-card strong {
  font-size: 1.2rem;
}

.expansion-card:hover strong {
  color: var(--primary);
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr 360px;
  align-items: center;
  gap: 28px;
  padding: 34px;
  border-radius: 30px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(238, 245, 255, 0.82)),
    var(--surface-strong);
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(31, 103, 255, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(31, 103, 255, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(90deg, transparent, #000 48%, #000);
  pointer-events: none;
}

.contact-copy,
.contact-signal {
  position: relative;
}

.contact-signal {
  padding: 22px;
  border-radius: 24px;
  color: #fff;
  background: linear-gradient(145deg, #101827, #183d88);
  box-shadow: 0 24px 58px rgba(20, 56, 127, 0.22);
  overflow: clip;
}

.contact-signal::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -44%;
  height: 60%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent);
  transform: rotate(-10deg);
  animation: scanSignal 5.2s ease-in-out infinite;
}

.contact-signal-head,
.contact-signal-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
}

.contact-signal-head {
  align-items: start;
  margin-bottom: 18px;
}

.contact-signal-head span,
.contact-signal-row span {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.85rem;
  min-width: 0;
  overflow-wrap: anywhere;
}

.contact-signal-head strong {
  color: var(--accent-warm);
  font-size: 1.7rem;
}

.contact-signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.contact-signal-grid span {
  min-height: 92px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.05)),
    rgba(255, 255, 255, 0.08);
  animation: cellPulse 3s ease-in-out infinite;
  transition: transform var(--motion), border-color var(--motion), background var(--motion);
}

.contact-signal-grid span:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.32);
  background:
    linear-gradient(145deg, rgba(31, 103, 255, 0.26), rgba(14, 197, 165, 0.16)),
    rgba(255, 255, 255, 0.1);
}

.contact-signal-grid b {
  color: #fff;
  font-size: 1.02rem;
}

.contact-signal-grid small {
  color: rgba(255, 255, 255, 0.66);
  line-height: 1.35;
}

.contact-signal-grid span:nth-child(2n) {
  animation-delay: 300ms;
}

.contact-signal-grid span:nth-child(3n) {
  animation-delay: 650ms;
}

.contact-signal-row {
  padding: 13px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-signal-row b {
  color: #fff;
  font-size: 0.92rem;
  flex: 0 0 auto;
}

.request-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.request-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.request-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 22, 40, 0.44);
  backdrop-filter: blur(12px);
}

.request-dialog {
  position: relative;
  width: min(100%, 620px);
  max-height: min(760px, calc(100vh - 48px));
  overflow: auto;
  padding: 34px;
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(240, 246, 255, 0.94)),
    #fff;
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 44px 120px rgba(13, 23, 40, 0.28);
  transform: translateY(18px) scale(0.98);
  transition: transform 260ms ease;
}

.request-modal.is-open .request-dialog {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: rgba(31, 103, 255, 0.08);
  color: var(--text-soft);
  font-size: 1.6rem;
  cursor: pointer;
  transition: background var(--motion), transform var(--motion), color var(--motion);
}

.modal-close:hover {
  background: var(--primary);
  color: #fff;
  transform: rotate(90deg);
}

.request-dialog h2 {
  margin: 12px 0 0;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.04em;
}

.request-dialog p {
  margin: 12px 0 24px;
  color: var(--text-soft);
  line-height: 1.7;
}

.request-form {
  display: grid;
  gap: 16px;
}

.request-form label {
  display: grid;
  gap: 8px;
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 700;
}

.request-form input,
.request-form textarea {
  width: 100%;
  border: 1px solid rgba(31, 103, 255, 0.16);
  border-radius: 16px;
  padding: 14px 16px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  outline: none;
  transition: border-color var(--motion), box-shadow var(--motion), background var(--motion);
}

.request-form input[readonly] {
  color: var(--text-soft);
  background:
    linear-gradient(135deg, rgba(244, 248, 255, 0.94), rgba(255, 255, 255, 0.78));
  cursor: default;
}

.request-form input[readonly]:focus {
  border-color: rgba(31, 103, 255, 0.16);
  box-shadow: none;
}

.request-form textarea {
  resize: vertical;
  min-height: 140px;
}

.request-form input:focus,
.request-form textarea:focus {
  border-color: rgba(31, 103, 255, 0.52);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(31, 103, 255, 0.1);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.site-footer {
  width: min(calc(100% - 32px), var(--section-width));
  margin: 0 auto;
  padding: 8px 0 54px;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(31, 103, 255, 0.08);
}

.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.985);
  filter: blur(6px);
  transition:
    opacity 760ms ease,
    transform 760ms cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 760ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.problem-card.reveal,
.step-card.reveal,
.feature-card.reveal,
.tech-card.reveal,
.expansion-card.reveal {
  transition-delay: calc(var(--reveal-index, 0) * 70ms);
}

@keyframes pulseBar {
  0%,
  100% {
    transform: scaleY(0.96);
  }
  50% {
    transform: scaleY(1.04);
  }
}

@keyframes driftGrid {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 36px 36px, 36px 36px;
  }
}

@keyframes scanSignal {
  0%,
  100% {
    transform: translateY(-12%) rotate(-8deg);
    opacity: 0.2;
  }
  50% {
    transform: translateY(78%) rotate(-8deg);
    opacity: 0.7;
  }
}

@keyframes drawChart {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes cellPulse {
  0%,
  100% {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1);
  }
  50% {
    background: rgba(14, 197, 165, 0.28);
    transform: scale(0.96);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 1120px) {
  .site-nav {
    display: none;
  }

  .hero,
  .prevention,
  .contact-card,
  .evidence-panel {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    min-height: auto;
  }

  .hero-metrics,
  .problem-grid,
  .steps-grid,
  .features-grid,
  .technology-grid,
  .expansion-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .expansion-card:not(:last-child)::after {
    content: "↓";
    top: auto;
    right: 24px;
    bottom: -23px;
    transform: none;
  }

  .expansion-card:not(:last-child):hover::after {
    transform: translateY(6px) scale(1.05);
  }

  .evidence-panels {
    min-height: 860px;
  }

  .contact-signal {
    max-width: 560px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 82px;
  }

  .site-header {
    gap: 10px;
  }

  .site-header::before {
    inset: 10px 0;
  }

  .brand-copy small,
  .header-cta {
    display: none;
  }

  .header-actions {
    padding-right: 12px;
  }

  .brand {
    padding-left: 12px;
  }

  .hero {
    padding-top: 30px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.35rem, 11vw, 3.5rem);
  }

  body[data-lang="ja"] .hero h1,
  body[data-lang="en"] .hero h1 {
    font-size: clamp(2.12rem, 9.4vw, 3.1rem);
  }

  .hero-metrics,
  .problem-grid,
  .steps-grid,
  .features-grid,
  .technology-grid,
  .expansion-grid,
  .trend-stats {
    grid-template-columns: 1fr;
  }

  .signal-board {
    grid-template-columns: 1fr;
  }

  .proof-card {
    grid-template-columns: 1fr;
    grid-template-rows: 180px 1fr;
  }

  .proof-card img {
    height: 180px;
  }

  .step-card img {
    height: 320px;
  }

  .evidence-shot {
    height: 420px;
  }

  .shot-grid {
    grid-template-columns: 1fr;
    max-height: none;
    height: auto;
  }

  .shot-grid img {
    height: 360px !important;
  }

  .evidence-panels {
    min-height: 1320px;
  }

  .contact-card {
    padding: 22px;
  }

  .contact-signal {
    padding: 18px;
  }

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

  .proof-stack {
    grid-template-columns: 1fr;
  }

  .request-dialog {
    padding: 26px;
    border-radius: 24px;
  }
}