/* AIRODO — Shared Stylesheet */

:root {
  --color-navy: #0b1f2a;
  --color-navy-light: #16323e;
  --color-green: #12372a;
  --color-offwhite: #f7f5ef;
  --color-offwhite-alt: #f0ede3;
  --color-teal: #1f7a6c;
  --color-teal-light: #2a9d8f;
  --color-gold: #b8973f;
  --color-text: #1c2b2a;
  --color-text-soft: #4a5a58;
  --color-border: #e2ddce;
  --color-white: #ffffff;
  --radius: 14px;
  --max-width: 1160px;
  --shadow-sm: 0 1px 3px rgba(11, 31, 42, 0.06);
  --shadow-md: 0 8px 30px rgba(11, 31, 42, 0.08);
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-offwhite);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }

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

/* ---------- Header / Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 245, 239, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--color-navy);
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-teal), var(--color-navy));
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-soft);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-navy);
  border-bottom-color: var(--color-teal);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-navy);
  margin: 4px 0;
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-offwhite);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 12px 24px 20px;
    display: none;
  }

  .nav-links.open { display: flex; }

  .nav-links li { width: 100%; }

  .nav-links a { display: block; padding: 10px 0; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.97rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn-primary:hover { background: var(--color-teal); box-shadow: var(--shadow-md); }

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn-secondary:hover { background: var(--color-navy); color: var(--color-white); }

.btn-gold {
  background: var(--color-gold);
  color: var(--color-navy);
}

.btn-gold:hover { filter: brightness(1.08); }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 72px;
  background: linear-gradient(180deg, var(--color-offwhite) 0%, var(--color-offwhite-alt) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -180px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 122, 108, 0.16), transparent 70%);
}

.hero .container { position: relative; z-index: 1; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  background: rgba(31, 122, 108, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 20px;
  color: var(--color-navy);
  letter-spacing: -0.01em;
  max-width: 20ch;
}

.subheadline {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--color-text-soft);
  max-width: 62ch;
  margin: 0 0 8px;
}

.hero-note {
  margin-top: 28px;
  padding: 18px 20px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--color-text-soft);
  max-width: 68ch;
  box-shadow: var(--shadow-sm);
}

/* ---------- Sections ---------- */

section { padding: 76px 0; }

section.alt { background: var(--color-white); }

.section-head { max-width: 68ch; margin-bottom: 44px; }

.section-head .eyebrow { margin-bottom: 16px; }

h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--color-navy);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.15rem;
  color: var(--color-navy);
  margin: 0 0 10px;
}

.lede {
  font-size: 1.05rem;
  color: var(--color-text-soft);
  max-width: 68ch;
}

/* ---------- Cards / Grid ---------- */

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, 1fr);
}

.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid, .grid.cols-2, .grid.cols-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.card .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-navy);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.card p { color: var(--color-text-soft); margin: 0; font-size: 0.96rem; }

.card .status-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.status-live {
  background: rgba(31, 122, 108, 0.12);
  color: var(--color-teal);
}

.status-future {
  background: rgba(184, 151, 63, 0.15);
  color: var(--color-gold);
}

/* ---------- Product / Platform blocks ---------- */

.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.platform-list {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 900px) {
  .platform-list { grid-template-columns: 1fr; }
}

.platform-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 26px;
}

.platform-item .tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-teal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  display: block;
}

/* ---------- Panel (dark) ---------- */

.panel-dark {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-green) 100%);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 48px;
}

.panel-dark h2 { color: var(--color-white); }

.panel-dark .lede { color: rgba(255, 255, 255, 0.78); }

.panel-dark ul { padding-left: 22px; }

.panel-dark li { margin-bottom: 12px; color: rgba(255, 255, 255, 0.9); }

/* ---------- Trust note ---------- */

.trust-note {
  background: var(--color-offwhite-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 32px;
  font-size: 0.92rem;
  color: var(--color-text-soft);
}

.trust-note strong { color: var(--color-navy); }

/* ---------- Final CTA ---------- */

.cta-final {
  text-align: center;
  padding: 88px 0;
  background: linear-gradient(180deg, var(--color-white), var(--color-offwhite-alt));
}

.cta-final h2 { margin-bottom: 24px; }

.cta-final .btn-row { justify-content: center; }

/* ---------- Steps ---------- */

.steps { display: flex; flex-direction: column; gap: 18px; }

.step {
  display: flex;
  gap: 20px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 28px;
  align-items: flex-start;
}

.step .num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--color-teal);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* ---------- Simple list ---------- */

.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 700px) {
  .check-list { grid-template-columns: 1fr; }
}

.check-list li {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 0.95rem;
  color: var(--color-text-soft);
}

.check-list li::before {
  content: "\2713";
  color: var(--color-teal);
  font-weight: 700;
  margin-right: 10px;
}

/* ---------- Page header (interior pages) ---------- */

.page-header {
  padding: 72px 0 56px;
  background: linear-gradient(180deg, var(--color-offwhite) 0%, var(--color-offwhite-alt) 100%);
}

.page-header h1 { max-width: 28ch; }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.85);
  padding: 56px 0 32px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-white);
  margin-bottom: 10px;
}

.footer-tagline {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 32ch;
}

.footer-col h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.55);
  margin: 0 0 14px;
}

.footer-col ul { list-style: none; margin: 0; padding: 0; }

.footer-col li { margin-bottom: 10px; }

.footer-col a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.94rem;
}

.footer-col a:hover { color: var(--color-teal-light); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Utility ---------- */

.text-center { text-align: center; }

.mt-0 { margin-top: 0; }

.small-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-top: 18px;
  display: block;
}