/* ===== Variables ===== */
:root {
  --bg: #0a0f1a;
  --bg-card: #111827;
  --bg-card-hover: #1a2332;
  --surface: #0f172a;
  --border: rgba(56, 189, 248, 0.15);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #06b6d4;
  --accent-glow: rgba(56, 189, 248, 0.25);
  --gradient: linear-gradient(135deg, #0ea5e9, #06b6d4);
  --radius: 12px;
  --radius-lg: 20px;
  --font: "Noto Sans SC", "Inter", system-ui, sans-serif;
  --header-h: 96px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-2); }

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

.container {
  width: min(1140px, 92vw);
  margin-inline: auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient);
  color: #0a0f1a;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
  color: #0a0f1a;
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-outline:hover {
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-2);
}

.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn-block { width: 100%; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 15, 26, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.header.scrolled {
  background: rgba(10, 15, 26, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
}
.logo:hover { color: var(--text); opacity: 0.9; }
.logo img { height: 72px; width: auto; object-fit: contain; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a:not(.btn) {
  color: var(--text-muted);
  font-size: 0.925rem;
  font-weight: 500;
}
.nav-links a:not(.btn):hover { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: auto;
  display: block;
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: 3rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(14, 165, 233, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(6, 182, 212, 0.08), transparent),
    var(--bg);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.06em;
  color: #f8fafc;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text);
  line-height: 1.75;
  font-weight: 400;
  margin-bottom: 0.5rem;
  max-width: 640px;
}

.hero-subtitle strong {
  font-weight: 600;
  color: var(--accent);
}

.hero-product {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.hero-draco {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
  max-width: 600px;
}

.hero-draco span {
  display: block;
  margin-top: 0.35rem;
  color: var(--text);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 900px;
}

.metric {
  background: rgba(15, 23, 42, 0.9);
  padding: 1.25rem 0.75rem;
  text-align: center;
}

.metric strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 0.35rem;
}

.metric span {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ===== Capability / About ===== */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.cap-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.cap-card h3 {
  font-size: 1.05rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.cap-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

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

.timeline-note {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
}

.timeline-note h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.timeline-note p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== Sections ===== */
.section {
  padding: 6rem 0;
}

.section-dark {
  background: var(--surface);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ===== Launch teaser ===== */
.section-launch {
  position: relative;
  padding: calc(var(--header-h) + 0.75rem) 0 2rem;
  background: var(--bg);
  overflow: hidden;
}

.launch-container {
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.launch-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.launch-video-fade {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(to right,
      var(--bg) 0%,
      rgba(10, 15, 26, 0.95) 6%,
      rgba(10, 15, 26, 0.5) 16%,
      transparent 28%,
      transparent 72%,
      rgba(10, 15, 26, 0.5) 84%,
      rgba(10, 15, 26, 0.95) 94%,
      var(--bg) 100%),
    linear-gradient(to bottom,
      var(--bg) 0%,
      var(--bg) 22%,
      rgba(10, 15, 26, 0.55) 32%,
      transparent 44%,
      transparent 56%,
      rgba(10, 15, 26, 0.55) 68%,
      var(--bg) 78%,
      var(--bg) 100%);
}

.launch-header {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.launch-header h2 {
  color: #f8fafc;
  margin-bottom: 0.5rem;
}

.launch-header .section-desc {
  margin-bottom: 0;
  line-height: 1.55;
}

.launch-video-stage {
  position: relative;
  z-index: 2;
  width: 100%;
  height: calc(100vw / 2.35);
  margin: 1rem 0 1.25rem;
  background: var(--bg);
  overflow: hidden;
}

.launch-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: var(--bg);
  cursor: pointer;
}

.launch-video-mask {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 3;
  pointer-events: none;
}

.launch-video-mask-top {
  top: 0;
  height: clamp(56px, 16%, 96px);
  background: linear-gradient(to bottom,
    var(--bg) 0%,
    var(--bg) 40%,
    rgba(10, 15, 26, 0.72) 75%,
    transparent 100%);
}

.launch-video-mask-bottom {
  bottom: 0;
  height: clamp(72px, 22%, 120px);
  background: linear-gradient(to top,
    var(--bg) 0%,
    var(--bg) 48%,
    rgba(10, 15, 26, 0.78) 80%,
    transparent 100%);
}

.launch-actions {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  margin-top: 0;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
}

.about-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(56, 189, 248, 0.3);
  transform: translateY(-4px);
}

.about-icon {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 1rem;
}

.about-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.about-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.draco-def {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), rgba(6, 182, 212, 0.04));
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin-bottom: 2rem;
}

.draco-def h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--accent);
}

.draco-def p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.draco-def em {
  color: var(--text);
  font-style: normal;
  font-size: 0.875rem;
}

/* ===== Tech ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tech-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* ===== Product table ===== */
.product-table-wrap {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.product-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.product-table th,
.product-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.product-table th {
  background: var(--bg-card);
  color: var(--accent);
  font-weight: 600;
}

.product-table td:first-child {
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
  background: rgba(15, 23, 42, 0.5);
}

.product-table tr:last-child td { border-bottom: none; }

.product-scenes {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.product-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), transparent);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.product-highlight-alt {
  margin-top: 1.25rem;
  grid-template-columns: 1fr 1fr;
}

.product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.product-card-img {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
}

.product-card-img img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  background: #0f172a;
  padding: 0.5rem;
}

.product-card-img h4 {
  font-size: 0.9rem;
  padding: 0.75rem 1rem 0.25rem;
}

.product-card-img p {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 1rem 1rem;
}

.solution-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.solution-visual img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.team-photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  margin-bottom: 0.75rem;
  border: 2px solid var(--border);
}

.team-photo-logo {
  object-fit: contain;
  padding: 0.35rem;
  background: #fff;
  border-radius: var(--radius);
}

.news-card-img img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
}

.img-caption {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
}

/* ===== Solution ===== */
.solution-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.flow-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.step-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.12);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.flow-step p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.solution-impact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.impact-item {
  text-align: center;
  padding: 1.5rem 2.5rem;
  background: var(--gradient);
  border-radius: var(--radius-lg);
  color: #0a0f1a;
}

.impact-value {
  display: block;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.1;
}

.impact-label {
  font-size: 0.85rem;
  opacity: 0.85;
}

/* ===== News ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.news-card time {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
}

.news-card h3 {
  font-size: 1rem;
  margin: 0.5rem 0 0.75rem;
}

.news-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ===== Contact center ===== */
.contact-center {
  text-align: center;
  max-width: 560px;
}

.contact-center .section-desc { margin-bottom: 2rem; }

.contact-form-narrow {
  text-align: left;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.team-card-lead {
  border-color: rgba(56, 189, 248, 0.35);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), transparent);
}

.team-card-advisor {
  opacity: 0.92;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  width: 100%;
  text-align: center;
}

.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.tech-card-accent {
  border-color: rgba(56, 189, 248, 0.35);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), rgba(6, 182, 212, 0.04));
}

.tech-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.12);
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.tech-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.tech-list {
  list-style: none;
}

.tech-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.925rem;
}
.tech-list li:last-child { border-bottom: none; }
.tech-list strong { color: var(--text); }

.tech-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.flow-item {
  text-align: center;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  min-width: 120px;
}
.flow-item small {
  display: block;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-size: 0.8rem;
}
.flow-item.highlight {
  background: var(--gradient);
  color: #0a0f1a;
}
.flow-item.highlight small { color: rgba(10, 15, 26, 0.7); }

.flow-arrow {
  color: var(--accent);
  font-size: 1.25rem;
  font-weight: 700;
}

/* ===== Products ===== */
.product-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(6, 182, 212, 0.05));
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.product-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: #0a0f1a;
  background: var(--gradient);
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.product-featured h3 {
  font-size: 1.75rem;
  margin-bottom: 0.35rem;
}

.product-featured h3 small {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  margin-top: 0.25rem;
}

.product-subtitle {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.product-featured > .product-info > p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

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

.product-specs div {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
}
.product-specs span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}
.product-specs strong { font-size: 1rem; }

.product-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.25rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
}

.product-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  transform: translateY(-3px);
}

.product-type {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.product-card h4 {
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.product-alias {
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.product-card > p:last-child {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.product-card-highlight {
  border-color: rgba(56, 189, 248, 0.35);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.06), transparent);
}

/* ===== Team ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
}

.team-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
}

.team-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.team-role {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.team-bio {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: justify;
  text-justify: inter-ideograph;
}

/* ===== Scenarios ===== */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}

.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
}

.scenario-card:hover {
  border-color: rgba(56, 189, 248, 0.25);
}

.scenario-num {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.scenario-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.scenario-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.scenario-card-primary {
  border-color: rgba(56, 189, 248, 0.35);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(6, 182, 212, 0.04));
  grid-column: span 1;
}

.scenario-card-primary .scenario-num {
  background: var(--gradient);
  color: #0a0f1a;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

/* ===== Contact ===== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.contact-details {
  list-style: none;
}

.contact-details li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.contact-details strong {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 1rem;
  text-align: center;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  background: var(--surface);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1.5rem;
  text-align: center;
}

.footer-logo {
  height: 72px;
  width: auto;
  object-fit: contain;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-slogan {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  letter-spacing: 0.1em;
  width: 100%;
  text-align: center;
  margin-top: 0.5rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  width: 100%;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-links a:hover { color: var(--accent); }

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-metrics { grid-template-columns: repeat(3, 1fr); }
  .product-highlight,
  .product-highlight-alt { grid-template-columns: 1fr; }
  .product-cards { grid-template-columns: 1fr; }
  .solution-visual { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 15, 26, 0.98);
    padding: 1.5rem;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li { width: 100%; }
  .nav-links a:not(.btn) {
    display: block;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--border);
  }
  .nav-links .btn { margin-top: 1rem; width: 100%; }

  .hero-metrics { grid-template-columns: repeat(2, 1fr); }
  .hero-title { font-size: 1.875rem; letter-spacing: 0.04em; }
  .product-specs { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-copy { order: 3; }
}