:root {
  --bg: #0d1210;
  --panel: #151d19;
  --panel-2: #1b2621;
  --ink: #f3f6ef;
  --muted: #aab6ad;
  --soft: #708078;
  --line: rgba(243, 246, 239, 0.12);
  --accent: #5bd6a0;
  --accent-2: #143a2c;
  --danger: #ffb4a8;
  --radius: 18px;
  --page: min(1180px, calc(100vw - 44px));
  color-scheme: dark;
  font-family:
    "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    ui-sans-serif, system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% 12%, rgba(91, 214, 160, 0.18), transparent 28%),
    linear-gradient(180deg, #0d1210 0%, #101612 42%, #0d1210 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(243, 246, 239, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 246, 239, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 70%);
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(91, 214, 160, 0.42);
  outline-offset: 3px;
}

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

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

h1 {
  max-width: 780px;
  font-size: clamp(46px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

h2 {
  max-width: 780px;
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

h3 {
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 50;
  padding: 10px 14px;
  border-radius: 999px;
  color: #06100c;
  background: var(--accent);
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 14px 0;
  background: rgba(13, 18, 16, 0.78);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: var(--page);
  min-height: 64px;
  margin: 0 auto;
  padding: 10px 10px 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(21, 29, 25, 0.76);
}

.brand {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 12px;
  min-width: 176px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(91, 214, 160, 0.34);
  border-radius: 50%;
  color: #06100c;
  background: var(--accent);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

nav {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 20px;
  overflow-x: auto;
  padding: 4px 2px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  scrollbar-width: thin;
  scrollbar-color: rgba(91, 214, 160, 0.46) transparent;
}

nav a {
  flex: 0 0 auto;
  white-space: nowrap;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--ink);
}

nav a:active {
  transform: translateY(1px);
}

nav::-webkit-scrollbar {
  height: 4px;
}

nav::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(91, 214, 160, 0.46);
}

.nav-cta,
.primary-action,
.inquiry-form button {
  color: #06100c;
  background: var(--accent);
}

.nav-cta {
  padding: 11px 16px;
  border-radius: 999px;
}

.nav-cta:hover,
.primary-action:hover,
.inquiry-form button:hover {
  background: #74e5b3;
}

.secondary-action:hover,
.matrix-link:hover {
  border-color: rgba(91, 214, 160, 0.44);
  background: rgba(91, 214, 160, 0.10);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 54px;
  align-items: center;
  width: var(--page);
  min-height: calc(100dvh - 96px);
  margin: 0 auto;
  padding: 56px 0 88px;
}

.hero-copy {
  display: grid;
  gap: 24px;
}

.eyebrow {
  width: max-content;
  padding: 8px 12px;
  border: 1px solid rgba(91, 214, 160, 0.24);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(91, 214, 160, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.lead {
  max-width: 560px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.primary-action,
.secondary-action,
.inquiry-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 850;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.secondary-action {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(243, 246, 239, 0.06);
}

.primary-action:active,
.secondary-action:active,
.inquiry-form button:active {
  transform: translateY(1px);
}

.hero-visual {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  background: var(--panel);
  box-shadow: 0 34px 110px rgba(0, 0, 0, 0.34);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.05) brightness(0.76);
}

.positioning,
.single-entry,
.signals,
.portfolio,
.domain-map,
.execution,
.contact,
.matrix-hero,
.matrix-board,
.matrix-next,
.site-footer {
  width: var(--page);
  margin: 0 auto;
}

.positioning {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 28px;
  padding: 80px 0;
}

.positioning-main {
  display: grid;
  gap: 22px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(27, 38, 33, 0.92), rgba(16, 22, 18, 0.92));
}

.positioning-main > span,
.signal-card span,
.product-card span {
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
}

.positioning-main p,
.section-copy p,
.signal-card p,
.product-card p,
.execution-copy p,
.contact-copy p,
.domain-list span,
.method-stack span,
.site-footer span {
  color: var(--muted);
  line-height: 1.8;
}

.method-stack {
  display: grid;
  gap: 12px;
}

.method-stack article,
.domain-list article {
  display: grid;
  gap: 8px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(243, 246, 239, 0.045);
}

.method-stack strong,
.domain-list strong {
  font-size: 18px;
}

.single-entry {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 28px;
  align-items: stretch;
  padding: 78px 0;
}

.single-entry-copy {
  display: grid;
  gap: 20px;
  align-content: center;
  padding: 34px;
  border: 1px solid rgba(91, 214, 160, 0.22);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 12% 10%, rgba(91, 214, 160, 0.18), transparent 36%),
    rgba(243, 246, 239, 0.045);
}

.single-entry-copy p,
.entry-rules span {
  color: var(--muted);
  line-height: 1.8;
}

.entry-rules {
  display: grid;
  gap: 12px;
}

.entry-rules article {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: center;
  min-height: 112px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(243, 246, 239, 0.045);
}

.entry-rules strong {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 50%;
  color: #06100c;
  background: var(--accent);
  font-size: 14px;
}

.signals,
.portfolio,
.domain-map,
.contact {
  padding: 88px 0;
}

.section-copy {
  display: grid;
  gap: 18px;
  max-width: 780px;
  margin-bottom: 34px;
}

.section-copy.narrow {
  max-width: 640px;
}

.signal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: 18px;
}

.signal-card {
  display: grid;
  gap: 16px;
  min-height: 220px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.signal-large {
  grid-row: span 2;
  min-height: 458px;
  align-content: end;
  background:
    linear-gradient(180deg, rgba(91, 214, 160, 0.10), transparent 48%),
    var(--panel-2);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 0.9fr;
  gap: 18px;
}

.product-card {
  display: grid;
  gap: 14px;
  min-height: 250px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(243, 246, 239, 0.045);
}

.feature-product {
  grid-row: span 2;
  min-height: 518px;
  align-content: end;
  background:
    radial-gradient(circle at 20% 12%, rgba(91, 214, 160, 0.22), transparent 30%),
    linear-gradient(145deg, rgba(27, 38, 33, 0.96), rgba(11, 15, 13, 0.98));
}

.image-card {
  overflow: hidden;
  padding: 0;
}

.image-card img {
  width: 100%;
  aspect-ratio: 1.55 / 1;
  object-fit: cover;
  filter: saturate(0.72) brightness(0.78);
}

.image-card span,
.image-card h3,
.image-card p {
  margin-right: 24px;
  margin-left: 24px;
}

.image-card p {
  margin-bottom: 24px;
}

.accent-card {
  background:
    linear-gradient(145deg, rgba(91, 214, 160, 0.14), rgba(243, 246, 239, 0.04)),
    var(--panel);
}

.matrix-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin-top: 24px;
  padding: 0 20px;
  border: 1px solid rgba(91, 214, 160, 0.34);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(91, 214, 160, 0.08);
  font-weight: 850;
}

.matrix-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 42px;
  align-items: end;
  padding: 78px 0 58px;
}

.matrix-hero-copy {
  display: grid;
  gap: 24px;
}

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

.matrix-summary article {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(243, 246, 239, 0.045);
}

.matrix-summary strong {
  color: var(--accent);
  font-size: 18px;
}

.matrix-summary span {
  color: var(--muted);
  line-height: 1.65;
}

.matrix-board {
  padding: 62px 0;
}

.matrix-list {
  display: grid;
  gap: 18px;
}

.matrix-list.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.matrix-item {
  display: grid;
  gap: 24px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(243, 246, 239, 0.055), rgba(243, 246, 239, 0.03)),
    var(--panel);
}

.matrix-item.is-priority {
  border-color: rgba(91, 214, 160, 0.28);
  background:
    radial-gradient(circle at 16% 0%, rgba(91, 214, 160, 0.16), transparent 34%),
    var(--panel-2);
}

.matrix-item-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.matrix-item-head h3 {
  margin-right: auto;
}

.matrix-item-head a,
.matrix-item-head > span:not(.status-badge) {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border-radius: 999px;
  color: #06100c;
  background: var(--accent);
  font-size: 13px;
  font-weight: 900;
}

.status-badge.consolidate {
  color: var(--ink);
  border: 1px solid rgba(243, 246, 239, 0.18);
  background: rgba(243, 246, 239, 0.08);
}

.status-badge.park {
  color: var(--ink);
  background: rgba(255, 180, 168, 0.16);
}

.matrix-item dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.matrix-item dl div {
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid rgba(243, 246, 239, 0.10);
  border-radius: 14px;
  background: rgba(13, 18, 16, 0.42);
}

.matrix-item dt {
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
}

.matrix-item dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.parking-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 0.9fr 1.1fr;
  gap: 14px;
}

.parking-grid article {
  display: grid;
  gap: 12px;
  min-height: 190px;
  align-content: start;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(243, 246, 239, 0.045);
}

.parking-grid strong {
  font-size: 20px;
}

.parking-grid span,
.matrix-next p {
  color: var(--muted);
  line-height: 1.8;
}

.matrix-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 66px 0 92px;
}

.matrix-next div {
  display: grid;
  gap: 16px;
  max-width: 720px;
}

.domain-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(210px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.execution {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: center;
  padding: 88px 0;
}

.execution-image {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.execution-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.66) brightness(0.7);
}

.execution-copy {
  display: grid;
  gap: 22px;
}

.action-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.action-strip span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(243, 246, 239, 0.045);
  font-weight: 750;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 38px;
  align-items: start;
}

.contact-copy {
  display: grid;
  gap: 20px;
  position: sticky;
  top: 112px;
}

.inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid rgba(243, 246, 239, 0.16);
  border-radius: 12px;
  color: var(--ink);
  background: rgba(13, 18, 16, 0.8);
  font: inherit;
  font-weight: 650;
}

.inquiry-form input,
.inquiry-form select {
  min-height: 48px;
  padding: 0 13px;
}

.inquiry-form textarea {
  padding: 13px;
  resize: vertical;
}

.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder {
  color: var(--soft);
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  outline: 3px solid rgba(91, 214, 160, 0.18);
  border-color: rgba(91, 214, 160, 0.62);
}

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

.consent {
  grid-template-columns: 20px 1fr;
  align-items: start;
  color: var(--muted);
  font-weight: 650;
}

.consent input {
  min-height: auto;
  margin: 2px 0 0;
}

.honeypot {
  position: absolute;
  left: -10000px;
}

.inquiry-form button {
  width: max-content;
  min-width: 130px;
  border: 0;
  cursor: pointer;
}

.inquiry-form button:disabled {
  cursor: wait;
  opacity: 0.74;
}

.form-status {
  align-self: center;
  color: var(--muted);
  font-weight: 750;
}

.form-status.error {
  color: var(--danger);
}

.form-status.success {
  color: var(--accent);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 36px 0 54px;
  border-top: 1px solid var(--line);
}

@media (prefers-reduced-motion: no-preference) {
  .product-card,
  .signal-card,
  .domain-list article,
  .method-stack article {
    transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
  }

  .product-card:hover,
  .signal-card:hover,
  .domain-list article:hover,
  .method-stack article:hover {
    transform: translateY(-3px);
    border-color: rgba(91, 214, 160, 0.34);
  }
}

@media (max-width: 980px) {
  .header-inner {
    border-radius: 24px;
  }

  nav {
    gap: 12px;
    font-size: 13px;
  }

  .hero,
  .positioning,
  .single-entry,
  .signal-layout,
  .execution,
  .contact,
  .matrix-hero {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 42px;
  }

  .hero-visual,
  .contact-copy {
    position: static;
  }

  .portfolio-grid,
  .matrix-list.two-column,
  .matrix-item dl,
  .parking-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-product {
    grid-row: auto;
    min-height: 320px;
  }
}

@media (max-width: 720px) {
  :root {
    --page: min(100vw - 28px, 1180px);
  }

  .site-header {
    position: static;
  }

  .header-inner,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .nav-cta {
    padding: 9px 13px;
  }

  .hero,
  .signals,
  .portfolio,
  .domain-map,
  .execution,
  .contact,
  .single-entry,
  .positioning,
  .matrix-hero,
  .matrix-board,
  .matrix-next {
    padding: 50px 0;
  }

  .hero-actions,
  .primary-action,
  .secondary-action,
  .inquiry-form button {
    width: 100%;
  }

  .portfolio-grid,
  .inquiry-form,
  .matrix-list.two-column,
  .matrix-item dl,
  .parking-grid {
    grid-template-columns: 1fr;
  }

  .matrix-next {
    align-items: stretch;
    flex-direction: column;
  }

  .signal-large {
    min-height: 320px;
  }

  .positioning-main,
  .signal-card,
  .product-card,
  .inquiry-form,
  .matrix-item {
    padding: 22px;
  }
}