/* ==========================================================================
   Up4repo — Design Tokens
   Palette:  Deep Charcoal #0B0F14 · Panel Navy   #121A24
             Signal Teal   #2FD6C4 · Alert Amber   #FFB020
             Cool Gray     #9AA7B0 · Paper White   #F5F7F8
   Type:     Display  — 'Space Grotesk' (headlines)
             Readout  — 'JetBrains Mono' (labels, plate/data readouts)
             Body     — 'Inter'
   ========================================================================== */

:root {
  --ink: #0B0F14;
  --panel: #121A24;
  --panel-light: #17212D;
  --teal: #2FD6C4;
  --teal-dim: #1E9E92;
  --amber: #FFB020;
  --gray: #9AA7B0;
  --paper: #F5F7F8;
  --paper-dim: #E7EBED;

  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;

  --radius: 6px;
  --container-w: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--teal-dim);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

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

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.18;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3vw, 2.1rem); font-weight: 700; margin-top: 2.6em; }
h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); font-weight: 600; margin-top: 1.8em; color: var(--teal-dim); }

p { margin: 0 0 1.1em; color: #35424C; }

ul { margin: 0 0 1.2em; padding-left: 1.3em; color: #35424C; }
ul li { margin-bottom: 0.5em; }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--teal-dim);
  margin: 0 0 1em;
}
.eyebrow-light { color: var(--teal); }

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 0.9rem;
  border-radius: var(--radius);
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--teal); color: var(--ink); }
.btn-primary:hover { background: #55E3D3; }

.btn-ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.3);
  color: var(--paper);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 2px solid var(--teal-dim);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--paper);
}

.logo-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel);
  border: 1.5px solid var(--teal);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--teal);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.main-nav a {
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  opacity: 0.82;
}
.main-nav a:hover { opacity: 1; color: var(--teal); }

.nav-cta {
  background: var(--teal);
  color: var(--ink) !important;
  padding: 9px 16px;
  border-radius: var(--radius);
  opacity: 1 !important;
}
.nav-cta:hover { background: #55E3D3; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--paper); display: block; }

/* ==========================================================================
   Hero — scanline backdrop with a mock plate-recognition readout
   ========================================================================== */

.hero {
  position: relative;
  background: var(--panel);
  overflow: hidden;
  padding: 92px 0 76px;
}

.hero-scan {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(47,214,196,0.05) 0px,
    rgba(47,214,196,0.05) 1px,
    transparent 1px,
    transparent 4px
  );
  mask-image: radial-gradient(ellipse at 75% 25%, black 5%, transparent 68%);
}

.hero-inner { position: relative; z-index: 1; max-width: 720px; }

.hero h1 { color: var(--paper); }

.hero-lead {
  color: var(--gray);
  font-size: 1.06rem;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 28px 0 40px;
}

/* Signature element: viewfinder-style plate readout card */
.plate-readout {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  background: var(--ink);
  border: 1px solid rgba(47,214,196,0.35);
  border-radius: var(--radius);
  padding: 16px 20px;
  position: relative;
}
.plate-readout::before,
.plate-readout::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--teal);
  border-style: solid;
  top: 6px;
}
.plate-readout::before { left: 6px; border-width: 2px 0 0 2px; }
.plate-readout::after { right: 6px; border-width: 2px 2px 0 0; }

.plate-readout-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.plate-mock {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--paper);
  border-radius: 3px;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.plate-state {
  font-size: 0.68rem;
  color: var(--teal-dim);
  border-right: 2px solid var(--paper-dim);
  padding-right: 8px;
}
.plate-number { font-size: 1rem; }

.plate-readout-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
}

/* ==========================================================================
   Content / Article
   ========================================================================== */

.content { background: var(--paper); }

.prose {
  max-width: 760px;
  padding-top: 56px;
  padding-bottom: 24px;
}

.prose section:first-of-type h2 { margin-top: 0; }

.prose h2 {
  border-left: 4px solid var(--teal);
  padding-left: 16px;
}

.faq-item {
  border-top: 1px solid var(--paper-dim);
  padding: 22px 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--paper-dim); }
.faq-item h3 { margin-top: 0; margin-bottom: 0.4em; color: var(--ink); }
.faq-item p { margin: 0; }

/* Signature divider — a dashed scan seam marking the shift into contact */
.content::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 40px;
  background-image: linear-gradient(to right, var(--teal) 60%, transparent 0%);
  background-size: 16px 2px;
  background-repeat: repeat-x;
}

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-section { background: var(--ink); padding: 64px 0 72px; }

.contact-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-copy h2 { color: var(--paper); margin-top: 0; }
.contact-copy p { color: var(--gray); max-width: 420px; }

.contact-details { display: grid; gap: 16px; }

.contact-card {
  background: var(--panel);
  border: 1px solid rgba(47,214,196,0.18);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.contact-card a,
.contact-card span {
  color: var(--paper);
  text-decoration: none;
  font-size: 1rem;
}
.contact-card a:hover { color: var(--teal); }

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer { background: #060A0D; padding: 22px 0; }
.footer-inner p {
  color: rgba(245,247,248,0.5);
  font-size: 0.8rem;
  margin: 0;
  text-align: center;
}

/* Mobile sticky call bar */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: var(--teal);
  color: var(--ink);
  text-align: center;
  padding: 14px 0;
  font-family: var(--font-mono);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.9rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 860px) {
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    top: 63px;
    left: 0;
    right: 0;
    background: var(--ink);
    flex-direction: column;
    align-items: flex-start;
    padding: 8px 24px 20px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.2s ease, opacity 0.2s ease;
    border-bottom: 2px solid var(--teal-dim);
  }
  .main-nav.open { transform: translateY(0); opacity: 1; }
  .main-nav a { width: 100%; padding: 10px 0; }
  .nav-cta { margin-top: 8px; text-align: center; }
  .nav-toggle { display: flex; }

  .hero { padding: 56px 0 64px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .plate-readout { flex-wrap: wrap; }

  body { padding-bottom: 54px; }
  .mobile-call-bar { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}