:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --card: #ffffff;
  --text: #0b1220;
  --muted: #475569;
  --accent: #f2c230;
  --accent-hover: #ffd84d;
  --border: rgba(15, 23, 42, 0.1);
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

body[data-theme="dark"] {
  --bg: #0b1220;
  --surface: #111827;
  --card: #162033;
  --text: #f8fafc;
  --muted: #cbd5e1;
  --accent: #f2c230;
  --accent-hover: #ffd84d;
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 20px 50px rgba(2, 6, 23, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  scroll-behavior: smooth;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  border-bottom: 1px solid var(--border);
}

.navbar {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.25s ease;
}

.btn-primary {
  background: var(--accent);
  color: #151515;
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: var(--accent-hover);
}

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

.btn-secondary:hover,
.btn-ghost:hover {
  border-color: var(--accent);
}

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 9px 14px;
  font-weight: 600;
  cursor: pointer;
}

.lang-toggle {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 9px 12px;
  font-weight: 600;
  cursor: pointer;
}

.menu-btn {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 32px;
  align-items: center;
  padding: 64px 0 32px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.03;
  margin: 10px 0 20px;
}

h1 span,
.features h2 span {
  color: var(--accent);
}

.hero-copy p {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.build-note {
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 12px;
  font-weight: 600;
}

.hero-status {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.hero-status-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  box-shadow: var(--shadow);
}

.hero-status-label {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.hero-status-card strong {
  display: block;
  margin-top: 6px;
  font-size: 1.15rem;
}

.hero-status-card p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

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

.hero-visual {
  min-height: 340px;
  position: relative;
  display: grid;
  place-items: center;
}

.hero-visual img {
  width: min(300px, 76%);
  filter: drop-shadow(0 16px 45px rgba(242, 194, 48, 0.2));
}

.radar {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background:
    radial-gradient(circle, transparent 28%, color-mix(in srgb, var(--accent) 18%, transparent) 28%, transparent 31%),
    radial-gradient(circle, transparent 44%, color-mix(in srgb, var(--accent) 14%, transparent) 44%, transparent 47%),
    radial-gradient(circle, transparent 60%, color-mix(in srgb, var(--accent) 10%, transparent) 60%, transparent 63%),
    radial-gradient(circle, transparent 76%, color-mix(in srgb, var(--accent) 8%, transparent) 76%, transparent 79%);
}

.dashboard {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.dashboard-sidebar {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: color-mix(in srgb, var(--surface) 88%, black 12%);
}

.dashboard-sidebar img {
  width: 28px;
}

.dashboard-sidebar ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.dashboard-sidebar li {
  font-size: 0.9rem;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
}

.dashboard-sidebar li.active {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--text);
  font-weight: 600;
}

.dashboard-main h2 {
  margin: 8px 0 16px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric-card,
.panel,
.feature-card,
.steps-grid article,
.cases-grid article,
.kpi article,
.cta {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.metric-card {
  padding: 14px;
}

.metric-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  margin: 4px 0;
}

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

.dashboard-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.panel {
  padding: 14px;
}

.panel h3 {
  margin-top: 0;
}

.activity-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.activity-list li {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}

.map-placeholder {
  height: 120px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background:
    linear-gradient(120deg, color-mix(in srgb, var(--text) 10%, transparent), transparent),
    repeating-linear-gradient(45deg, color-mix(in srgb, var(--text) 4%, transparent) 0 8px, transparent 8px 16px);
}

.yard-map ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 4px;
}

.features,
.how-it-works,
.use-cases,
.origin-story,
.kpi,
.future-steps,
.cta {
  margin-top: 56px;
}

.features h2,
.how-it-works h2,
.use-cases h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.features-intro {
  color: var(--muted);
  max-width: 800px;
  line-height: 1.7;
  margin: 8px 0 0;
}

.features-subtitle {
  margin: 26px 0 0;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.features-grid,
.steps-grid,
.cases-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

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

.feature-card,
.steps-grid article,
.cases-grid article {
  padding: 18px;
  transition: transform 0.2s ease;
}

.feature-card:hover,
.steps-grid article:hover,
.cases-grid article:hover {
  transform: translateY(-3px);
}

.feature-card p,
.steps-grid p,
.cases-grid p {
  color: var(--muted);
  line-height: 1.6;
}

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

.steps-grid span {
  color: var(--accent);
  font-weight: 700;
}

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

.origin-story {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.origin-story h2 {
  margin: 8px 0 14px;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
}

.origin-story p {
  color: var(--muted);
  line-height: 1.75;
  margin: 0 0 12px;
}

.origin-quote {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--text);
  font-weight: 600;
}

.kpi {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.future-steps h2 {
  margin: 8px 0 0;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
}

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

.kpi article {
  text-align: center;
  padding: 20px;
}

.kpi strong {
  font-size: 2rem;
  color: var(--accent);
}

.cta {
  text-align: center;
  padding: 40px 24px;
}

.cta p {
  color: var(--muted);
  max-width: 700px;
  margin: 0 auto 22px;
}

.footer {
  margin-top: 56px;
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 30px 0 20px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.footer-links {
  text-align: right;
  margin-left: auto;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  line-height: 1.05;
}

.footer-brand img {
  width: 36px;
  height: 36px;
  display: block;
  flex: 0 0 36px;
}

.footer-brand span {
  display: block;
}

.footer h4 {
  margin-top: 0;
}

.footer a {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  text-decoration: none;
}

.footer a:hover {
  color: var(--text);
}

.copyright {
  text-align: center;
  color: var(--muted);
  margin: 8px 0 0;
}

@media (max-width: 1060px) {
  .features-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 860px) {
  .container {
    width: min(1120px, 94vw);
  }

  .navbar {
    min-height: 66px;
  }

  .brand span {
    font-size: 0.95rem;
  }

  .nav-actions {
    gap: 8px;
  }

  .lang-toggle,
  .theme-toggle {
    padding: 8px 10px;
    font-size: 0.84rem;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 28px;
  }

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

  .hero-visual {
    min-height: 250px;
  }

  .hero-visual img {
    width: min(240px, 68vw);
  }

  .radar {
    inset: 24px;
  }

  .dashboard {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px;
    border-radius: 16px;
  }

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

  .dashboard-grid,
  .kpi,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    display: grid;
    gap: 14px;
  }

  .footer-links {
    text-align: left;
    margin-left: 0;
  }
}

@media (max-width: 560px) {
  .site-header {
    position: static;
  }

  .navbar {
    flex-wrap: wrap;
    row-gap: 8px;
    padding: 10px 0;
  }

  .brand img {
    width: 28px;
    height: 28px;
  }

  .brand span {
    font-size: 0.9rem;
  }

  .nav-actions {
    margin-left: auto;
  }

  .features-grid,
  .steps-grid,
  .cases-grid,
  .metrics-grid,
  .dashboard-sidebar ul {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(1.7rem, 8.4vw, 2.2rem);
    line-height: 1.08;
    margin-bottom: 14px;
  }

  .hero-copy p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 14px;
  }

  .hero-status-card {
    padding: 10px;
  }

  .hero-status-card strong {
    font-size: 1rem;
  }

  .dashboard-main h2,
  .features h2,
  .future-steps h2,
  .origin-story h2 {
    font-size: 1.35rem;
  }

  .metric-card,
  .panel,
  .feature-card,
  .steps-grid article,
  .origin-story {
    border-radius: 12px;
    padding: 12px;
  }

  .metric-card strong {
    font-size: 1.6rem;
  }

  .activity-list li {
    font-size: 0.85rem;
    gap: 8px;
  }

  .map-placeholder {
    height: 96px;
  }

  .features-subtitle {
    font-size: 0.9rem;
    margin-top: 18px;
  }

  .footer {
    margin-top: 40px;
    padding-top: 22px;
  }
}