/* ARENNE Homepage — clean SaaS aesthetic, inspired by internal systems */
:root {
  --bg: #FFFFFF;
  --bg-soft: #FAFAFC;
  --bg-panel: #F7F7FA;
  --line: #ECECF0;
  --line-mid: #DFDFE6;
  --line-strong: #C9C9D3;
  --fg: #1A1A24;
  --fg-2: #44444F;
  --muted: #72727D;
  --muted-2: #A0A0AB;

  /* Brand — inspired by internal system palette */
  --primary: #7C5CFF;
  --primary-hover: #6B4AEF;
  --primary-soft: #EEEBFF;
  --primary-ink: #4A2FD1;

  /* Stat tile palette (from internal system) */
  --tile-purple-bg: #EEEBFF;
  --tile-purple-fg: #5B3FD9;
  --tile-blue-bg: #E6EEFF;
  --tile-blue-fg: #3A5BDB;
  --tile-violet-bg: #EDE6FF;
  --tile-violet-fg: #6B43E0;
  --tile-green-bg: #E1F5EA;
  --tile-green-fg: #1E8A55;
  --tile-mint-bg: #E2F4F0;
  --tile-mint-fg: #138A7C;
  --tile-rose-bg: #FEE8EC;
  --tile-rose-fg: #D84662;
  --tile-amber-bg: #FFF2DC;
  --tile-amber-fg: #B36A09;

  --accent: #7C5CFF;        /* brand logo bronze */
  --live: #16A34A;

  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 2px rgba(26,26,36,0.04), 0 1px 1px rgba(26,26,36,0.03);
  --shadow: 0 4px 14px rgba(26,26,36,0.05), 0 2px 4px rgba(26,26,36,0.04);
  --shadow-lg: 0 18px 44px rgba(26,26,36,0.09), 0 8px 16px rgba(26,26,36,0.04);

  --font-disp: 'Pretendard', 'Inter Tight', 'Inter', -apple-system, system-ui, sans-serif;
  --font-body: 'Pretendard', 'Inter', -apple-system, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.mono { font-family: var(--font-mono); font-weight: 400; letter-spacing: 0.01em; }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

/* ─── Top Nav ────────────────────────────────────────────── */
.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
.topnav-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 104px;
}
/* Brand (vertical stacked logo: hex + Arenne wordmark) */
.brand {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 6px 0;
  text-decoration: none;
}
.brand-logo {
  height: 76px;
  width: auto;
  object-fit: contain;
  display: block;
}
.brand-rt { display: none; }
.nav-links { display: flex; gap: 4px; margin-left: 12px; }
.nav-links a {
  font-size: 18px;
  color: var(--fg-2);
  font-weight: 500;
  padding: 10px 18px;
  border-radius: 8px;
  transition: all 160ms;
}
.nav-links a:hover { color: var(--fg); background: var(--bg-panel); }
.nav-links a.active { color: var(--primary); font-weight: 600; }

.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  background: var(--primary);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 999px;
  transition: all 180ms;
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 6px 14px rgba(124,92,255,0.25);
}
.nav-cta:hover { background: var(--primary-hover); transform: translateY(-1px); }
.nav-ghost {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  color: var(--fg);
  background: #fff;
  border: 1px solid var(--line-mid);
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 999px;
  transition: all 160ms;
}
.nav-ghost:hover { border-color: var(--line-strong); background: var(--bg-soft); }

.lang-toggle {
  display: flex;
  background: var(--bg-panel);
  border-radius: 999px;
  padding: 3px;
  font-size: 12px;
  font-weight: 600;
}
.lang-toggle button {
  color: var(--muted);
  padding: 5px 10px;
  border-radius: 999px;
  transition: all 160ms;
  letter-spacing: 0.02em;
}
.lang-toggle button.active { background: #fff; color: var(--fg); box-shadow: var(--shadow-sm); }

/* User chip (mimicking internal system) */
.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 5px 5px 12px;
  background: var(--primary-soft);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--primary-ink);
}
.user-chip .role {
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 999px;
  font-weight: 600;
}
.user-chip .avatar {
  width: 28px; height: 28px;
  background: #fff;
  border-radius: 999px;
  display: grid; place-items: center;
  color: var(--primary-ink);
  font-weight: 700;
  font-size: 13px;
}

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 64px 0 88px;
  overflow: hidden;
}

/* ─── Cinematic hero (video bg) ─────────────────────────── */
.hero.hero-cinematic {
  padding: 0;
  height: 620px;
  min-height: 620px;
  background: #050710;
  color: #fff;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--line);
}
.hero-video-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
  transform: scale(1.02);
}
.hero-video-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5,7,16,0.92) 0%, rgba(5,7,16,0.78) 28%, rgba(5,7,16,0.38) 58%, rgba(5,7,16,0.12) 100%),
    linear-gradient(180deg, rgba(5,7,16,0.55) 0%, rgba(5,7,16,0.1) 40%, rgba(5,7,16,0.1) 70%, rgba(5,7,16,0.55) 100%);
}
.hero-video-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 50% 50%, transparent 55%, rgba(0,0,0,0.45) 100%);
  pointer-events: none;
}

/* Top rail — telemetry strip */
.hero-top-rail {
  position: relative;
  z-index: 2;
  padding: 18px 0 0;
}
.hero-top-rail-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.72);
}
.hero-rail-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 2px;
  background: rgba(10,14,28,0.45);
  backdrop-filter: blur(4px);
}
.hero-rail-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #7EE2C4;
  box-shadow: 0 0 6px #7EE2C4;
  animation: pulse 2s ease-in-out infinite;
}
.hero-rail-k { color: rgba(255,255,255,0.5); }
.hero-rail-v { color: #fff; font-weight: 600; }
.hero-rail-coord { display: flex; gap: 10px; }
.hero-rail-coord .sep { opacity: 0.4; }

.hero-cinematic-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-bottom: 56px;
  gap: 48px;
}
.hero-cinematic-copy { max-width: 680px; }
.hero-eyebrow-dark {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.88);
  backdrop-filter: blur(6px);
}
.hero-eyebrow-dark .hero-eyebrow-dot { background: #7EE2C4; box-shadow: 0 0 8px #7EE2C4; }
.hero-headline-dark {
  color: #fff;
  text-shadow: 0 2px 24px rgba(0,0,0,0.4);
  margin-bottom: 18px;
}
.hero-headline-dark .em-dark {
  background: linear-gradient(135deg, #fff 0%, #BFD4FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub-dark {
  color: rgba(255,255,255,0.82);
  max-width: 580px;
  text-shadow: 0 1px 12px rgba(0,0,0,0.3);
  margin-bottom: 28px;
}
.btn.ghost-dark {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(6px);
}
.btn.ghost-dark:hover { background: rgba(255,255,255,0.16); border-color: rgba(255,255,255,0.4); }
.hero-cinematic-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 22px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(10,14,28,0.45);
  backdrop-filter: blur(8px);
  font-family: var(--font-mono);
  min-width: 240px;
}
.hero-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
}
.hero-meta-row .k {
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.hero-meta-row .v {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-disp);
}
@media (max-width: 900px) {
  .hero.hero-cinematic { height: 560px; min-height: 560px; }
  .hero-cinematic-inner { flex-direction: column; align-items: stretch; gap: 24px; }
  .hero-cinematic-meta { flex-direction: row; flex-wrap: wrap; }
  .hero-rail-coord { display: none; }
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 72px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding: 6px 12px 6px 10px;
  background: var(--primary-soft);
  border-radius: 999px;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
}

.hero-headline {
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
  text-wrap: balance;
  color: var(--fg);
}
.hero-headline .em {
  background: linear-gradient(135deg, var(--primary) 0%, #A789FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 17px;
  line-height: 1.6;
  color: var(--fg-2);
  max-width: 56ch;
  margin: 0 0 36px;
  text-wrap: pretty;
}
.hero-ctas { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 44px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  border-radius: 999px;
  transition: all 180ms;
  border: 1px solid transparent;
}
.btn.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 8px 20px rgba(124,92,255,0.28);
}
.btn.primary:hover { background: var(--primary-hover); transform: translateY(-1px); box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 12px 24px rgba(124,92,255,0.34); }
.btn.ghost {
  background: #fff;
  color: var(--fg);
  border-color: var(--line-mid);
}
.btn.ghost:hover { border-color: var(--line-strong); background: var(--bg-soft); }
.btn .arrow { transition: transform 200ms; }
.btn:hover .arrow { transform: translateX(3px); }

/* Hero stats — inspired by internal tile cards */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-top: 8px;
  max-width: 420px;
}
.stat-tile {
  padding: 18px 20px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-tile-label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.85;
}
.stat-tile-value {
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.02em;
}
.stat-tile.purple { background: var(--tile-purple-bg); color: var(--tile-purple-fg); }
.stat-tile.blue   { background: var(--tile-blue-bg);   color: var(--tile-blue-fg); }
.stat-tile.green  { background: var(--tile-green-bg);  color: var(--tile-green-fg); }
.stat-tile.mint   { background: var(--tile-mint-bg);   color: var(--tile-mint-fg); }
.stat-tile.rose   { background: var(--tile-rose-bg);   color: var(--tile-rose-fg); }
.stat-tile.amber  { background: var(--tile-amber-bg);  color: var(--tile-amber-fg); }
.stat-tile.violet { background: var(--tile-violet-bg); color: var(--tile-violet-fg); }

/* Hero visual card — blueprint drafting board */
.hero-visual {
  position: relative;
  background: #0A1430;
  border: 1px solid #1E3A7A;
  border-radius: var(--radius-lg);
  padding: 14px;
  box-shadow: 0 24px 60px -20px rgba(10, 20, 48, 0.35), 0 2px 0 rgba(255,255,255,0.04) inset;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px dashed rgba(143, 179, 255, 0.25);
  border-radius: calc(var(--radius-lg) - 6px);
  pointer-events: none;
}
.hero-visual-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px 12px;
  border-bottom: 1px solid rgba(143, 179, 255, 0.2);
  margin-bottom: 10px;
  position: relative;
}
.hv-title {
  font-size: 12px;
  font-weight: 600;
  color: #E8F1FF;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hv-title .hv-icon {
  width: 20px; height: 20px;
  background: transparent;
  border: 1px solid #8FB3FF;
  border-radius: 4px;
  display: grid; place-items: center;
  color: #8FB3FF;
  font-weight: 700;
  font-size: 10px;
  font-family: var(--font-mono);
}
.hv-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  font-family: var(--font-mono);
  color: #7EE2C4;
  padding: 3px 9px;
  background: rgba(126, 226, 196, 0.1);
  border: 1px solid rgba(126, 226, 196, 0.3);
  border-radius: 3px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.hv-live-dot {
  width: 6px; height: 6px;
  background: #7EE2C4;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 6px #7EE2C4;
}
.hero-diagram {
  width: 100%;
  aspect-ratio: 5/4;
  display: block;
  border-radius: 4px;
}
.hero-visual-foot {
  display: flex;
  justify-content: space-between;
  padding: 10px 10px 4px;
  border-top: 1px solid rgba(143, 179, 255, 0.2);
  margin-top: 10px;
  font-size: 10.5px;
  color: #8FB3FF;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Decorative floating chips on hero */
.hero-float {
  position: absolute;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow);
  font-size: 12.5px;
  font-weight: 500;
  animation: floaty 5s ease-in-out infinite;
}
.hero-float .dot {
  width: 8px; height: 8px; border-radius: 50%;
}
.hero-float.top { top: 14px; right: -18px; }
.hero-float.mid { top: 50%; left: -22px; animation-delay: -2s; }
.hero-float.bot { bottom: 28px; right: 12px; animation-delay: -3.5s; }
@keyframes floaty {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ─── OEM logo wall ──────────────────────────────────────── */
.oem-wall {
  padding: 40px 0 56px;
  border-top: 1px solid var(--line);
}
.oem-wall-label {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.oem-logos {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.oem-logo {
  height: 84px;
  display: grid;
  place-items: center;
  font-family: var(--font-disp);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--fg-2);
  border-right: 1px solid var(--line);
  transition: all 200ms;
  text-align: center;
  padding: 0 10px;
  line-height: 1.25;
  white-space: nowrap;
}
.oem-logo:last-child { border-right: none; }
.oem-logo:hover { background: var(--bg-soft); color: var(--primary); }

/* ─── Section shell ──────────────────────────────────────── */
.section {
  padding: 112px 0;
  position: relative;
}
.section.bg-soft { background: var(--bg-soft); }

.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 56px;
}
.section-head.single { grid-template-columns: 1fr; max-width: 720px; }

.section-eyebrow {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px;
  background: var(--primary-soft);
  border-radius: 999px;
}
.section-title {
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: clamp(34px, 3.8vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.028em;
  margin: 0;
  text-wrap: balance;
  color: var(--fg);
}
.section-sub {
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg-2);
  max-width: 54ch;
  margin: 0;
  text-wrap: pretty;
}

/* ─── Platforms ──────────────────────────────────────────── */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.platform-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
  cursor: pointer;
  position: relative;
}
.platform-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--line-mid);
}
.platform-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.platform-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.12em;
  background: var(--primary-soft);
  padding: 5px 10px;
  border-radius: 999px;
}
.platform-status {
  font-size: 10.5px;
  color: var(--tile-green-fg);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 9px;
  background: var(--tile-green-bg);
  border-radius: 999px;
}
.platform-status-dot {
  width: 6px; height: 6px;
  background: var(--tile-green-fg);
  border-radius: 50%;
}
.platform-visual {
  border: 1px solid var(--line);
  background: var(--bg-soft);
  border-radius: var(--radius);
  display: grid; place-items: center;
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 10;
}
.platform-svg { width: 100%; height: 100%; position: relative; z-index: 1; }
.platform-name {
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--fg);
}
.platform-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: -8px 0 0;
}
.platform-specs {
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: auto;
  display: grid;
  gap: 10px;
}
.spec-row {
  display: grid;
  grid-template-columns: 96px 1fr;
  font-size: 13px;
  gap: 12px;
}
.spec-k {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}
.spec-v { color: var(--fg); font-weight: 500; }

.diag-anim path {
  stroke-dasharray: 4 4;
  animation: dash 1.2s linear infinite;
}
@keyframes dash { to { stroke-dashoffset: -16; } }

/* ─── Solutions ──────────────────────────────────────────── */
.sol-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
}
.sol-tabs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sol-tab {
  display: grid;
  grid-template-columns: 28px 1fr 20px;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--fg-2);
  text-align: left;
  transition: all 200ms;
  cursor: pointer;
}
.sol-tab-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  font-weight: 500;
}
.sol-tab-name {
  font-family: var(--font-disp);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.sol-tab-arrow { opacity: 0; transition: all 200ms; font-size: 14px; color: var(--primary); }
.sol-tab:hover { border-color: var(--line-mid); background: var(--bg-soft); }
.sol-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 1px 0 rgba(255,255,255,0.2) inset, 0 8px 20px rgba(124,92,255,0.25);
}
.sol-tab.active .sol-tab-num { color: rgba(255,255,255,0.7); }
.sol-tab.active .sol-tab-arrow { opacity: 1; color: #fff; }

.sol-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 32px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  animation: solFade 300ms ease;
}
@keyframes solFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.sol-image {
  position: relative;
  aspect-ratio: 5/6;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-soft), #E6EEFF);
}
.sol-image-diag { position: absolute; inset: 0; display: grid; place-items: center; }
.sol-image-diag svg { width: 100%; height: 100%; }
.sol-image-badge {
  position: absolute;
  top: 14px; left: 14px;
  font-size: 11px;
  background: #fff;
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  color: var(--primary);
  display: inline-flex; align-items: center; gap: 6px;
}
.sol-image-caption {
  position: absolute;
  bottom: 14px; left: 14px; right: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-2);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  padding: 8px 12px;
  border-radius: 8px;
}
.sol-body { padding: 4px 0; }
.sol-key {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.14em;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.sol-blurb {
  font-family: var(--font-disp);
  font-size: 24px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  font-weight: 600;
  color: var(--fg);
  text-wrap: pretty;
}
.sol-bullets { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 2px; }
.sol-bullets li {
  display: grid;
  grid-template-columns: 28px 1fr;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.5;
  align-items: start;
  gap: 4px;
}
.sol-bullets li:last-child { border-bottom: none; }
.bullet-marker {
  width: 20px; height: 20px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 6px;
  display: grid; place-items: center;
  font-size: 11px;
  font-weight: 700;
  margin-top: 1px;
}

/* ─── Programs ──────────────────────────────────────────── */
.certs-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}
.cert-cell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cert-check {
  font-size: 11px;
  color: var(--tile-green-fg);
  letter-spacing: 0.08em;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
}
.cert-check-dot {
  width: 16px; height: 16px;
  background: var(--tile-green-bg);
  color: var(--tile-green-fg);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 10px;
  font-weight: 700;
}
.cert-name {
  font-family: var(--font-disp);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.cert-detail { font-size: 12px; color: var(--muted); line-height: 1.4; }

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.tl-year {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.tl-year-label {
  padding: 14px 18px;
  font-family: var(--font-disp);
  font-size: 16px;
  color: var(--fg);
  font-weight: 700;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
  letter-spacing: -0.01em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.tl-year-count {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
}
.tl-rows { padding: 4px 0; }
.tl-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  padding: 10px 18px;
  font-size: 12.5px;
  border-bottom: 1px solid var(--line);
  transition: background 180ms;
}
.tl-row:last-child { border-bottom: none; }
.tl-row:hover { background: var(--primary-soft); }
.tl-date { color: var(--muted); font-family: var(--font-mono); font-size: 10.5px; padding-top: 2px; letter-spacing: 0.02em; }
.tl-body { display: flex; flex-direction: column; gap: 3px; }
.tl-cust { color: var(--fg); font-weight: 700; font-family: var(--font-disp); font-size: 13px; letter-spacing: -0.005em; }
.tl-prog { color: var(--fg-2); font-size: 12px; line-height: 1.4; }

/* ─── Company ────────────────────────────────────────────── */
.company-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.company-grid-no-lead { grid-template-columns: 1fr; }
.company-stats {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 8px 28px;
}
.stat-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.stat-row:last-child { border-bottom: none; }
.stat-k {
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.stat-v {
  font-family: var(--font-disp);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
}

/* Address row: stack HQ + R&D cleanly */
.stat-addr { align-items: start; }
.stat-addr .stat-v {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0;
}
.stat-addr-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 10px;
  align-items: baseline;
}
.stat-addr-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
  padding-top: 1px;
}
.stat-addr-text {
  color: var(--fg-2);
  font-weight: 500;
}

.leadership { display: flex; flex-direction: column; gap: 16px; }
.lead-card {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 22px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: all 220ms;
}
.lead-card:hover { box-shadow: var(--shadow); border-color: var(--line-mid); }
.lead-portrait {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.lead-portrait.ceo { background: linear-gradient(135deg, var(--tile-purple-bg), var(--tile-violet-bg)); }
.lead-portrait.cto { background: linear-gradient(135deg, var(--tile-mint-bg), var(--tile-blue-bg)); }
.lead-initials {
  font-family: var(--font-disp);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.lead-portrait.ceo .lead-initials { color: var(--tile-purple-fg); }
.lead-portrait.cto .lead-initials { color: var(--tile-mint-fg); }

.lead-role {
  font-size: 11.5px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.14em;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.lead-name {
  font-family: var(--font-disp);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.lead-bio { font-size: 13px; line-height: 1.55; color: var(--fg-2); }

.company-note {
  grid-column: 1 / -1;
  margin-top: 12px;
  padding: 40px 44px;
  background: linear-gradient(135deg, var(--primary) 0%, #9B7BFF 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  position: relative;
  font-family: var(--font-disp);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-wrap: pretty;
  overflow: hidden;
}
.company-note::before {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.company-note-mark {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}
.company-note-mark::before {
  content: "";
  width: 24px; height: 1px; background: rgba(255,255,255,0.6);
}

/* ─── Contact ────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field-label {
  font-size: 12.5px;
  color: var(--fg);
  font-weight: 600;
  letter-spacing: -0.005em;
}
.field input, .field textarea {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--fg);
  font-family: inherit;
  font-size: 14.5px;
  padding: 12px 14px;
  outline: none;
  transition: all 180ms;
  resize: vertical;
  border-radius: 10px;
}
.field input:focus, .field textarea:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.submit { justify-content: center; margin-top: 4px; }
.contact-aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px 26px;
}
.contact-card h4 {
  font-family: var(--font-disp);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}
.direct-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  transition: color 180ms;
  align-items: baseline;
}
.direct-row:last-child { border-bottom: none; }
.direct-row:hover { color: var(--primary); }
.direct-k {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}
.direct-v { font-family: var(--font-mono); font-size: 13px; color: var(--fg); }
.direct-addr { font-size: 14px; line-height: 1.55; color: var(--fg-2); margin-bottom: 12px; }
.direct-hours {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

/* ─── Footer ─────────────────────────────────────────────── */
.site-footer {
  padding: 56px 0 28px;
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.footer-brand { display: flex; flex-direction: column; gap: 16px; }
.footer-mark {
  display: flex;
  align-items: center;
}
.footer-mark img { height: 72px; width: auto; object-fit: contain; display: block; }
.footer-mark > span { display: none; }
.footer-tag { font-size: 13.5px; color: var(--muted); line-height: 1.6; max-width: 36ch; }

.footer-col h4 {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 14px;
  font-weight: 700;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 13.5px; color: var(--fg-2); transition: color 180ms; font-weight: 500; }
.footer-col a:hover { color: var(--primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--muted);
}
.footer-bottom .right { margin-left: auto; }

/* ─── Tweaks panel ───────────────────────────────────────── */
.tweaks-panel {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 300px;
  background: #fff;
  border: 1px solid var(--line-mid);
  border-radius: var(--radius-lg);
  z-index: 80;
  font-family: var(--font-body);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.tweaks-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  font-weight: 700;
  background: var(--bg-soft);
}
.tweaks-body { padding: 18px; display: flex; flex-direction: column; gap: 16px; }
.tweak-row { display: flex; flex-direction: column; gap: 8px; }
.tweak-label {
  font-size: 11.5px;
  color: var(--fg);
  letter-spacing: 0.02em;
  font-weight: 600;
}
.tweak-swatches { display: flex; gap: 6px; }
.tweak-swatch {
  width: 30px; height: 30px;
  border: 1px solid var(--line-mid);
  cursor: pointer;
  border-radius: 999px;
  transition: transform 120ms;
}
.tweak-swatch.active { outline: 2px solid var(--primary); outline-offset: 2px; }
.tweak-swatch:hover { transform: scale(1.08); }
.tweak-seg {
  display: flex;
  background: var(--bg-panel);
  border-radius: 999px;
  padding: 3px;
}
.tweak-seg button {
  flex: 1;
  color: var(--muted);
  padding: 7px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 999px;
  transition: all 160ms;
}
.tweak-seg button.active { background: #fff; color: var(--fg); box-shadow: var(--shadow-sm); }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .section-head { grid-template-columns: 1fr; gap: 20px; }
  .platform-grid { grid-template-columns: 1fr; }
  .sol-layout { grid-template-columns: 1fr; }
  .sol-tabs { flex-direction: row; overflow-x: auto; padding-bottom: 4px; }
  .sol-tab { min-width: 200px; }
  .sol-detail { grid-template-columns: 1fr; padding: 24px; }
  .certs-bar { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .company-grid, .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .oem-logos { grid-template-columns: repeat(4, 1fr); }
  .oem-logo:nth-child(4n) { border-right: none; }
  .oem-logo { border-bottom: 1px solid var(--line); }
  .nav-links { display: none; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .timeline, .certs-bar { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .tweaks-panel { left: 12px; right: 12px; width: auto; bottom: 12px; }
  .hero-float { display: none; }
  .section { padding: 72px 0; }
}

::selection { background: var(--primary-soft); color: var(--primary-ink); }