/* ═══════════════════════════════════════════
   NAMAX Landing — styles.css
   ═══════════════════════════════════════════ */

/* ── Variables ─────────────────────────────── */
:root {
  --navy:        #0A1A33;
  --navy-mid:    #0D2240;
  --navy-light:  #1A3254;
  --navy-card:   #0F2040;
  --accent:      #2563EB;
  --accent-h:    #1D4ED8;
  --accent-soft: rgba(37, 99, 235, 0.10);
  --white:       #FFFFFF;
  --grey-100:    #E2EAF4;
  --grey-200:    #B8C9DE;
  --grey-400:    #7A92AE;
  --border:      rgba(255, 255, 255, 0.07);
  --border-a:    rgba(37, 99, 235, 0.35);
  --font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-w:       1200px;
  --pad-x:       24px;
  --sec-pad:     96px;
  --radius:      10px;
  --ease:        0.22s ease;
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a    { color: inherit; text-decoration: none; }
ul   { list-style: none; }
ol   { list-style: none; }
img, svg { max-width: 100%; display: block; }
button { font-family: var(--font); cursor: pointer; }

/* ── Layout ─────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--navy);
  border-bottom: 1px solid var(--border);
  transition: background var(--ease), box-shadow var(--ease);
}
#site-header.scrolled {
  background: rgba(10, 26, 51, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}

.nav-inner {
  display: flex;
  align-items: center;
  height: 68px;
  gap: 32px;
  position: relative;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
  transition: opacity var(--ease);
}
.nav-logo:hover { opacity: 0.85; }
.logo-wordmark {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--white);
}

/* Nav links — hidden on mobile, flex on wide screens */
.nav-links {
  display: none;
  align-items: center;
  gap: 28px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  font-size: 0.875rem;
  color: var(--grey-200);
  transition: color var(--ease);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--white); }

/* Nav actions — CTA hidden on mobile */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.nav-actions .btn { display: none; }

/* Language toggle */
.lang-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--grey-200);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 5px 10px;
  transition: border-color var(--ease), color var(--ease);
}
.lang-toggle:hover { border-color: var(--accent); color: var(--white); }

/* Mobile hamburger — visible by default, hidden on wide screens */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--grey-200);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: none;
  transition: background var(--ease), transform var(--ease), box-shadow var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  padding: 10px 20px;
}
.btn-primary:hover {
  background: var(--accent-h);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
}
.btn-lg {
  font-size: 0.9375rem;
  padding: 13px 28px;
  border-radius: 7px;
}

/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
#hero {
  position: relative;
  padding: 72px 0 0;
  overflow: hidden;
}

/* Grid pattern */
.hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 72%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 72%, transparent 100%);
}

/* Cursor glow */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    600px circle at var(--gx, 30%) var(--gy, 40%),
    rgba(37, 99, 235, 0.09) 0%,
    transparent 65%
  );
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-bottom: 72px;
}

.hero-content {
  max-width: 640px;
}

.eyebrow {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1rem;
  color: var(--grey-200);
  line-height: 1.72;
  margin-bottom: 32px;
  max-width: 520px;
}

.hero-actions { margin-bottom: 20px; }

.hero-note {
  font-size: 0.8rem;
  color: var(--grey-400);
  line-height: 1.55;
}


/* Ticker */
.ticker-wrap {
  border-top: 1px solid var(--border);
  padding: 13px 0;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.ticker-track {
  display: flex;
  gap: 0;
  white-space: nowrap;
  animation: ticker 45s linear infinite;
  width: max-content;
}

.ticker-item {
  font-size: 0.8125rem;
  color: var(--grey-400);
  letter-spacing: 0.02em;
  padding: 0 20px;
}

.ticker-sep {
  color: var(--accent);
  opacity: 0.4;
  font-size: 0.75rem;
  align-self: center;
  line-height: 1;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════
   SECTIONS — shared
   ═══════════════════════════════════════════ */
.section { padding: var(--sec-pad) 0; }
.section-alt { background: var(--navy-mid); }

.section-header {
  margin-bottom: 52px;
}
.section-header h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.125rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-top: 10px;
  max-width: 540px;
}
.section-label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   PLATFORM — 3 columns
   ═══════════════════════════════════════════ */
.platform-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.platform-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color var(--ease), transform var(--ease);
}
.platform-card:hover {
  border-color: var(--border-a);
  transform: translateY(-3px);
}
.platform-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 8px;
  margin-bottom: 20px;
}
.platform-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.platform-card p  { font-size: 0.875rem; color: var(--grey-200); line-height: 1.68; }

/* ═══════════════════════════════════════════
   HOW IT WORKS — numbered steps
   ═══════════════════════════════════════════ */
.steps-list {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0;
  padding: 20px 20px;
  border-bottom: 1px solid var(--border);
  transition: background var(--ease);
  align-items: start;
}
.step:last-child { border-bottom: none; }
.step:hover { background: var(--accent-soft); }

.step-num {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.2;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  padding-top: 2px;
}

.step-body h3 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.step-body p  { font-size: 0.875rem; color: var(--grey-200); line-height: 1.65; }

/* ═══════════════════════════════════════════
   VALUE PROPOSITION — 6 cards 3×2
   ═══════════════════════════════════════════ */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--ease), transform var(--ease);
}
.card:hover {
  border-color: var(--border-a);
  transform: translateY(-3px);
}
.card-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 7px;
  margin-bottom: 16px;
}
.card h3 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 8px; }
.card p  { font-size: 0.8125rem; color: var(--grey-200); line-height: 1.65; }

/* ═══════════════════════════════════════════
   USE CASES — 5 cards
   ═══════════════════════════════════════════ */
.use-cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.use-case-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: border-color var(--ease), transform var(--ease);
}
.use-case-card:hover {
  border-color: var(--border-a);
  transform: translateY(-3px);
}
.use-case-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 8px;
  margin-bottom: 14px;
}
.use-case-tag {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 3px 8px;
  margin-bottom: 10px;
}
.use-case-card h3 { font-size: 0.875rem; font-weight: 700; margin-bottom: 8px; line-height: 1.38; }
.use-case-card p  { font-size: 0.8125rem; color: var(--grey-200); line-height: 1.62; }

/* ═══════════════════════════════════════════
   ARCHITECTURE — L1–L4 stacked
   ═══════════════════════════════════════════ */
.arch-layers {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.arch-layer {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  align-items: start;
  padding: 22px 20px;
  border-bottom: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  transition: background var(--ease);
}
.arch-layer:last-child { border-bottom: none; }
.arch-layer:hover { background: var(--accent-soft); }

.arch-layer-label { display: flex; flex-direction: column; gap: 6px; }
.arch-level {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.arch-layer h3 { font-size: 1rem; font-weight: 700; }
.arch-layer p  { font-size: 0.875rem; color: var(--grey-200); line-height: 1.65; }

/* ═══════════════════════════════════════════
   DIFFERENTIATION — comparison table
   ═══════════════════════════════════════════ */
.diff-table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.diff-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.diff-table thead th {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 16px 28px;
  text-align: left;
  background: var(--navy-light);
}
.diff-table thead th:first-child {
  color: var(--grey-400);
  border-right: 1px solid var(--border);
}
.diff-table thead th:last-child { color: var(--accent); }

.diff-table tbody td {
  padding: 16px 28px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.5;
}
.diff-table tbody tr:last-child td { border-bottom: none; }
.diff-table tbody td:first-child {
  color: var(--grey-400);
  border-right: 1px solid var(--border);
}
.diff-table tbody td.namax-col { color: var(--white); font-weight: 500; }
.diff-table tbody tr:hover td { background: var(--accent-soft); }

/* ═══════════════════════════════════════════
   GOVERNANCE — bulleted list
   ═══════════════════════════════════════════ */
.gov-list {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.gov-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  transition: background var(--ease);
}
.gov-item:last-child { border-bottom: none; }
.gov-item:hover { background: var(--accent-soft); }

.gov-bullet {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 7px;
}

.gov-item h3 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 5px; }
.gov-item p  { font-size: 0.875rem; color: var(--grey-200); line-height: 1.65; }

/* ═══════════════════════════════════════════
   INTEGRATION — 3 numbered steps
   ═══════════════════════════════════════════ */
.integration-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
}

.int-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.int-step:last-child { border-bottom: none; }

.int-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.int-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 7px; }
.int-body p  { font-size: 0.875rem; color: var(--grey-200); line-height: 1.65; }

/* ═══════════════════════════════════════════
   CTA SECTION
   ═══════════════════════════════════════════ */
.cta-section {
  border-top: 1px solid var(--border);
  background: var(--navy-mid);
}
.cta-inner {
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
}
.cta-inner .eyebrow { margin-bottom: 14px; }
.cta-inner h2 {
  font-size: clamp(1.75rem, 3vw, 2.375rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.18;
}
.cta-sub {
  font-size: 1rem;
  color: var(--grey-200);
  margin-bottom: 32px;
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
#site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo { opacity: 0.8; }
.footer-logo:hover { opacity: 1; }
.footer-copy { font-size: 0.8125rem; color: var(--grey-400); }

/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }

/* ═══════════════════════════════════════════
   RESPONSIVE — mobile-first (min-width up)
   ═══════════════════════════════════════════ */

/* ── Mobile nav drawer (base, all screens) ── */
.nav-links.open {
  display: flex;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  flex-direction: column;
  gap: 0;
  padding: 0;
  background: rgba(10, 26, 51, 0.98);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.nav-links.open li  { width: 100%; }
.nav-links.open a   {
  display: block;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
}

/* Hamburger open state */
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── ≥ 480px ─────────────────────────────── */
@media (min-width: 480px) {
  .cards-grid     { grid-template-columns: repeat(2, 1fr); }
  .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── ≥ 640px ─────────────────────────────── */
@media (min-width: 640px) {
  :root { --pad-x: 32px; }

  .hero-content h1 { font-size: 2.375rem; }
  .platform-grid   { grid-template-columns: repeat(2, 1fr); gap: 18px; }

  .step { padding: 24px 28px; }
  .gov-item { padding: 22px 28px; }

  .diff-table thead th,
  .diff-table tbody td { padding: 15px 22px; }
}

/* ── ≥ 768px (tablet) ────────────────────── */
@media (min-width: 768px) {
  :root { --sec-pad: 80px; }

  /* Nav: show links, hide hamburger */
  .nav-links  { display: flex; }
  .nav-toggle { display: none; }
  .nav-actions .btn { display: inline-flex; }

  .hero-content h1 { font-size: 2.75rem; }
  .hero-inner      { padding-bottom: 88px; }

  .use-cases-grid { grid-template-columns: repeat(3, 1fr); }
  .cards-grid     { grid-template-columns: repeat(3, 1fr); }

  .arch-layer { grid-template-columns: 200px 1fr; gap: 32px; padding: 26px 28px; }

  .footer-inner { flex-direction: row; }
}

/* ── ≥ 1024px (desktop) ──────────────────── */
@media (min-width: 1024px) {
  :root { --sec-pad: 96px; --pad-x: 24px; }

  .hero-content h1 { font-size: 3rem; }
  .platform-grid   { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .use-cases-grid  { grid-template-columns: repeat(5, 1fr); }

  .arch-layer { grid-template-columns: 220px 1fr; gap: 40px; padding: 28px 32px; }

  .step { grid-template-columns: 76px 1fr; padding: 26px 32px; }
  .gov-item { padding: 24px 32px; }

  .diff-table thead th,
  .diff-table tbody td { padding: 16px 28px; }
}