:root {
  --bg: #0b0c0e;
  --bg-elev: #141518;
  --bg-soft: #1b1d21;
  --line: rgba(244, 244, 242, 0.1);
  --text: #f4f4f2;
  --muted: #9a9b98;
  --accent: #5cffea;
  --accent-dim: rgba(92, 255, 234, 0.14);
  --focus: #5cffea;
  --radius: 14px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --font: "IBM Plex Sans", "Noto Sans JP", "Noto Sans", system-ui, sans-serif;
  --display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

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

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

button,
input {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--accent);
  color: #08110f;
  padding: 0.5rem 0.8rem;
  z-index: 100;
}

.skip-link:focus {
  top: 1rem;
}

.wrap {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(11, 12, 14, 0.82);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1rem;
}

.logo {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 1.4rem;
  align-items: center;
}

.nav a {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 10px;
}

.hero {
  position: relative;
  min-height: min(92vh, 920px);
  display: grid;
  align-items: end;
  padding: 4rem 0 5rem;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(11, 12, 14, 0.45) 0%, rgba(11, 12, 14, 0.78) 45%, rgba(11, 12, 14, 0.96) 100%),
    url("../images/hero.jpg") center/cover no-repeat;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.5rem;
}

.kicker {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0;
}

.hero h1 {
  font-size: clamp(3rem, 11vw, 8.4rem);
  max-width: 12ch;
  white-space: pre-line;
}

.lede {
  max-width: 38rem;
  font-size: 1.2rem;
  color: var(--text);
}

.sublede {
  max-width: 40rem;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

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

.btn-primary {
  background: var(--accent);
  color: #08110f;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.section {
  padding: 5rem 0;
}

.section-head {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.section h2 {
  font-size: clamp(2rem, 5vw, 4rem);
}

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

.ways-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.way-card {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elev);
  display: grid;
  align-content: end;
  padding: 1.3rem;
  isolation: isolate;
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.way-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  transform: scale(1.04);
  transition: transform 0.6s ease;
  filter: saturate(0.9) brightness(0.72);
}

.way-card:hover,
.way-card:focus-visible {
  transform: translateY(-6px) scale(1.015);
  border-color: var(--accent);
}

.way-card:hover img,
.way-card:focus-visible img {
  transform: scale(1.12);
}

.way-num {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.8rem;
}

.way-card h3 {
  font-size: 1.7rem;
  margin: 0.3rem 0;
}

.way-more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: 0.35s ease;
  color: var(--text);
}

.way-card:hover .way-more,
.way-card:focus-visible .way-more {
  max-height: 6rem;
  opacity: 1;
}

.arrow {
  position: absolute;
  top: 1rem;
  right: 1rem;
  opacity: 0;
  transform: translate(-6px, 6px);
  transition: 0.3s ease;
  color: var(--accent);
}

.way-card:hover .arrow,
.way-card:focus-visible .arrow {
  opacity: 1;
  transform: none;
}

.vision {
  background: var(--bg-elev);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.vision-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 420px;
  border: 1px solid var(--line);
}

.vision-frame img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.mode-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.mode-tabs button {
  min-height: 44px;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  cursor: pointer;
}

.mode-tabs button[aria-pressed="true"] {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
}

.page-hero {
  padding: 4.5rem 0 2rem;
}

.page-hero h1 {
  font-size: clamp(2.6rem, 8vw, 6.5rem);
  white-space: pre-line;
}

.toolbar {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.search {
  width: 100%;
  min-height: 56px;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--text);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filters button {
  min-height: 44px;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.72rem;
  cursor: pointer;
}

.filters button[aria-pressed="true"] {
  color: #08110f;
  background: var(--accent);
  border-color: var(--accent);
}

.catalog {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

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

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--line);
}

th {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-split {
  display: grid;
  gap: 1.2rem;
}

.hero-split img {
  width: 100%;
  height: min(62vh, 560px);
  object-fit: cover;
  border-radius: var(--radius);
}

.prose {
  max-width: 68ch;
}

.steps {
  display: grid;
  gap: 1rem;
}

.step {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
}

.step strong {
  font-family: var(--mono);
  color: var(--accent);
  display: block;
  margin-bottom: 0.4rem;
}

.use-grid,
.facts,
.tech {
  display: grid;
  gap: 1rem;
}

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

.card,
.fact,
.tech-item {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
}

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

.tech-item dt {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tech-item dd {
  margin: 0.35rem 0 0;
  font-family: var(--display);
  font-size: 1.35rem;
  text-transform: uppercase;
}

.legal h2 {
  font-size: 1.4rem;
  margin: 2rem 0 0.7rem;
}

.legal p,
.legal li {
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem 0 6.5rem;
}

.footer-grid {
  display: grid;
  gap: 1.5rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
}

.footer-nav a {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  background: #17191d;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem;
  box-shadow: var(--shadow);
  display: none;
}

.cookie-banner.is-visible {
  display: block;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  display: none;
  place-items: center;
  z-index: 70;
  padding: 1rem;
}

.modal.is-open {
  display: grid;
}

.modal-card {
  width: min(520px, 100%);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.3rem;
}

.toggle-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 0.8s ease forwards;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 900px) {
  .ways-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .way-card:nth-child(1),
  .way-card:nth-child(2) {
    grid-column: span 2;
    min-height: 340px;
  }

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

  .use-grid,
  .tech,
  .facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr;
  }

  .hero-split {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
  }
}

@media (max-width: 799px) {
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 72px;
    background: #111216;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
  }

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

  .ways-grid,
  .catalog,
  .use-grid,
  .tech,
  .facts {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}