@import url('https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* ── Tokens — exact AppColors values ── */
:root {
  /* Backgrounds */
  --carbon:       #1C1A17;   /* plcBackground light */
  --steel:        #2A2723;   /* plcSurface light */
  --steel-light:  #332F2A;   /* surface + lifted */

  /* Brand teal */
  --copper:       #4FB3A6;   /* plcTealForeground — links, wordmark, foreground */
  --copper-dim:   #27635B;   /* plcTeal — button fills */
  --teal-on:      #ECE6DC;   /* plcOnTeal — text on teal fills */

  /* Text */
  --light:        #ECE6DC;   /* plcTextPrimary */
  --dim:          #A89F92;   /* plcTextSecondary */
  --dimmer:       #6B6560;   /* below secondary */

  /* Status — exact plcStatus tokens */
  --signal:       #5BBE6E;   /* plcStatusRun */
  --fault:        #E5564E;   /* plcStatusFaulted */
  --warn:         #E0A33A;   /* plcStatusWarning */
  --forced:       #5B9BD5;   /* plcStatusForced */
  --stopped:      #8C857A;   /* plcStatusStopped */

  /* Borders */
  --border:       rgba(79,179,166,0.2);   /* teal-tinted border */
  --border-dim:   rgba(255,255,255,0.06);

  --font-display: 'DM Mono', monospace;
  --font-body:    'Inter', sans-serif;
  --font-data:    'JetBrains Mono', monospace;

  --max-w: 1100px;
  --radius: 4px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--carbon);
  color: var(--light);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--copper); text-decoration: none; }
a:hover { color: var(--light); }

/* ── Layout ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 96px 0; }
section + section { border-top: 1px solid var(--border-dim); }

/* ── Nav ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(26,26,26,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dim);
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--light);
  letter-spacing: 0.05em;
}
.nav-logo span { color: var(--copper); }
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  color: var(--dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--light); }
.nav-cta {
  background: var(--copper-dim);
  color: var(--teal-on) !important;
  padding: 8px 18px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 13px !important;
  letter-spacing: 0.04em;
  text-transform: uppercase !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--copper) !important; color: var(--carbon) !important; }

/* ── Hero ── */
.hero {
  padding: 160px 0 96px;
  border-top: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--copper);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--copper);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--light);
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: normal;
  color: var(--copper);
}
.hero-sub {
  font-size: 17px;
  color: var(--dim);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 460px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-family: var(--font-body);
}
.btn-primary {
  background: var(--copper-dim);
  color: var(--teal-on);
}
.btn-primary:hover {
  background: var(--copper);
  color: var(--carbon);
}
.btn-outline {
  background: transparent;
  color: var(--light);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--copper);
  color: var(--copper);
}
.btn-full { width: 100%; justify-content: center; }

/* ── HMI Terminal (Hero Signature Element) ── */
.hmi-terminal {
  background: var(--steel);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  font-family: var(--font-data);
  box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(184,115,51,0.1);
}
.hmi-titlebar {
  background: var(--steel-light);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-dim);
}
.hmi-dots {
  display: flex;
  gap: 6px;
}
.hmi-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.hmi-dot.red    { background: #FF5F57; }
.hmi-dot.yellow { background: #FFBD2E; }
.hmi-dot.green  { background: #28CA41; }
.hmi-title {
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.08em;
  flex: 1;
  text-align: center;
}
.hmi-body { padding: 20px; }
.hmi-section-label {
  font-size: 10px;
  color: var(--copper);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-dim);
}
.hmi-tag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.hmi-tag-name { color: var(--dim); }
.hmi-tag-value {
  font-weight: 500;
  transition: color 0.3s;
}
.hmi-tag-value.run    { color: var(--signal); }
.hmi-tag-value.fault  { color: var(--fault); }
.hmi-tag-value.warn   { color: var(--warn); }
.hmi-tag-value.num    { color: var(--light); }
.hmi-divider { height: 16px; }
.hmi-note-preview {
  background: rgba(184,115,51,0.06);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 10px 12px;
  margin-top: 12px;
}
.hmi-note-date { font-size: 10px; color: var(--copper); margin-bottom: 4px; }
.hmi-note-text { font-size: 11px; color: var(--light); line-height: 1.5; font-family: var(--font-body); }
.hmi-status-bar {
  padding: 8px 16px;
  background: var(--steel-light);
  border-top: 1px solid var(--border-dim);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  color: var(--dim);
}
.hmi-status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
}
.hmi-pulse {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ── Pain Section ── */
.pain { background: var(--steel); }
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 56px;
}
.pain-card {
  background: var(--carbon);
  padding: 32px 28px;
}
.pain-card:first-child { border-radius: 4px 0 0 4px; }
.pain-card:last-child  { border-radius: 0 4px 4px 0; }
.pain-number {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--copper);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.pain-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
  color: var(--light);
  margin-bottom: 10px;
  line-height: 1.3;
}
.pain-card p { font-size: 14px; color: var(--dim); line-height: 1.6; }

/* ── Section Headers ── */
.section-header { margin-bottom: 56px; }
.section-eyebrow {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--copper);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 400;
  color: var(--light);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 14px;
}
.section-header p { font-size: 16px; color: var(--dim); max-width: 540px; line-height: 1.7; }

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
.feature-card {
  background: var(--steel);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--copper);
  opacity: 0;
  transition: opacity 0.3s;
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  font-size: 22px;
  margin-bottom: 16px;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  color: var(--light);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-card p { font-size: 14px; color: var(--dim); line-height: 1.65; }
.feature-tag {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--copper);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 2px;
}

/* ── L5X Spotlight ── */
.l5x { background: var(--steel); }
.l5x-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.l5x-code {
  background: var(--carbon);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.l5x-code-header {
  padding: 10px 16px;
  background: var(--steel-light);
  border-bottom: 1px solid var(--border-dim);
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.l5x-code-header span { color: var(--copper); }
.l5x-code pre {
  padding: 20px;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.8;
  overflow-x: auto;
  color: var(--dim);
}
.l5x-code .kw  { color: var(--copper); }
.l5x-code .tag { color: var(--signal); }
.l5x-code .val { color: var(--light); }
.l5x-code .cm  { color: var(--dimmer); font-style: italic; }
.l5x-results {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}
.l5x-result-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  background: var(--steel-light);
  border-radius: 3px;
  border-left: 2px solid var(--copper);
}
.l5x-result-icon { font-size: 14px; margin-top: 1px; }
.l5x-result-label {
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--copper);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.l5x-result-text { font-size: 13px; color: var(--dim); }

/* ── Comparison Table ── */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  font-size: 14px;
}
.comparison-table th {
  padding: 14px 20px;
  text-align: left;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  border-bottom: 1px solid var(--border-dim);
}
.comparison-table th.highlight {
  color: var(--copper);
  background: rgba(184,115,51,0.05);
}
.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-dim);
  color: var(--dim);
}
.comparison-table td.highlight {
  background: rgba(184,115,51,0.04);
  color: var(--light);
  font-weight: 500;
}
.comparison-table tr:hover td { background: rgba(255,255,255,0.02); }
.comparison-table tr:hover td.highlight { background: rgba(184,115,51,0.08); }
.check { color: var(--signal); font-size: 16px; }
.cross { color: var(--dimmer); font-size: 16px; }
.partial { color: var(--warn); font-size: 16px; }
.comparison-table td:first-child { color: var(--light); font-size: 13px; }

/* ── Founder ── */
.founder-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}
.founder-badge {
  background: var(--steel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px;
  text-align: center;
}
.founder-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(39,99,91,0.3);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--copper);
  border: 2px solid var(--border);
}
.founder-name {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--light);
  margin-bottom: 4px;
}
.founder-title { font-size: 12px; color: var(--dim); }
.founder-quote {
  font-family: var(--font-display);
  font-size: clamp(18px, 2.5vw, 26px);
  font-weight: 300;
  color: var(--light);
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}
.founder-quote em {
  font-style: normal;
  color: var(--copper);
  border-bottom: 1px solid var(--border);
}
.founder-body { font-size: 15px; color: var(--dim); line-height: 1.8; }
.founder-body p + p { margin-top: 16px; }

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 56px;
}
.pricing-card {
  background: var(--steel);
  padding: 36px 28px;
  position: relative;
}
.pricing-card.featured {
  background: var(--steel-light);
  border: 1px solid var(--border);
}
.pricing-badge {
  position: absolute;
  top: -1px; right: 24px;
  background: var(--copper);
  color: var(--carbon);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 0 0 4px 4px;
}
.pricing-tier {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--copper);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.pricing-price {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--light);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}
.pricing-price sup { font-size: 18px; vertical-align: top; margin-top: 6px; display: inline-block; }
.pricing-cadence { font-size: 13px; color: var(--dim); margin-bottom: 28px; }
.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}
.pricing-features li {
  font-size: 14px;
  color: var(--dim);
  padding: 7px 0;
  border-bottom: 1px solid var(--border-dim);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-features li::before {
  content: '—';
  color: var(--copper);
  font-family: var(--font-data);
  font-size: 12px;
  flex-shrink: 0;
}

/* ── Waitlist / Auth Section ── */
.waitlist { background: var(--steel); }
.waitlist-inner {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.waitlist-inner .section-header { margin-bottom: 40px; }
.waitlist-inner .section-header p { margin: 0 auto; }
.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.form-row { display: flex; gap: 12px; }
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.form-field label {
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--copper);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
}
.form-field input,
.form-field select {
  background: var(--carbon);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--light);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  appearance: none;
}
.form-field input:focus,
.form-field select:focus {
  border-color: var(--copper);
}
.form-field input::placeholder { color: var(--dimmer); }
.form-captcha {
  background: var(--carbon);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.captcha-checkbox {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s;
  background: transparent;
}
.captcha-checkbox.checked {
  background: var(--signal);
  border-color: var(--signal);
}
.captcha-checkbox.checked::after {
  content: '✓';
  color: var(--carbon);
  font-size: 12px;
  font-weight: 700;
}
.captcha-text { font-size: 13px; color: var(--dim); text-align: left; }
.captcha-logo {
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 10px;
  color: var(--dimmer);
  text-align: center;
  line-height: 1.3;
  flex-shrink: 0;
}
.form-privacy {
  font-size: 12px;
  color: var(--dimmer);
  text-align: center;
}
.form-success {
  display: none;
  background: rgba(0,230,118,0.08);
  border: 1px solid rgba(0,230,118,0.3);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.form-success h4 {
  font-family: var(--font-display);
  color: var(--signal);
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 6px;
}
.form-success p { font-size: 14px; color: var(--dim); }

/* ── Footer ── */
footer {
  padding: 48px 0;
  border-top: 1px solid var(--border-dim);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--dim);
  letter-spacing: 0.05em;
}
.footer-logo span { color: var(--copper); }
.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}
.footer-links a { font-size: 13px; color: var(--dimmer); }
.footer-links a:hover { color: var(--dim); }
.footer-copy { font-size: 12px; color: var(--dimmer); }

/* ── Scroll animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 860px) {
  .hero-grid,
  .l5x-grid,
  .founder-grid { grid-template-columns: 1fr; gap: 40px; }
  .pain-grid,
  .features-grid,
  .pricing-grid { grid-template-columns: 1fr; gap: 2px; }
  .pain-card:first-child,
  .pain-card:last-child { border-radius: var(--radius); }
  .nav-links { display: none; }
  .form-row { flex-direction: column; }
  .hmi-terminal { display: none; }
}
@media (max-width: 600px) {
  section { padding: 64px 0; }
  .hero { padding: 120px 0 64px; }
  .comparison-table { font-size: 12px; }
  .comparison-table th,
  .comparison-table td { padding: 10px 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  .hmi-pulse { animation: none; }
}

/* ── Logo image in landing page ── */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--light);
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.04em;
}
.nav-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
}
.hero-logo-wrap {
  margin-bottom: 24px;
}
.hero-logo {
  width: 96px;
  height: 96px;
  border-radius: 20px;
  object-fit: cover;
}