/* ============================================================
   BillionX — Landing Page Stylesheet
   Static rebuild for Cloudflare Pages
   ============================================================ */

/* ----------  Reset & Base  ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-cream:    #fcf2ed;
  --bg-light:    #f7ded3;
  --bg-white:    #ffffff;
  --text-dark:   #151515;
  --text-body:   #575757;
  --text-muted:  #8c7064;
  --accent:      #876b5f;
  --accent-dark: #5a3820;
  --accent-deep: #3d2413;
  --border:      #e2e2e2;
  --border-dark: #151515;
  --radius:      0px;
  --font-heading: 'Lato', Arial, sans-serif;
  --font-body:    'Gudea', Georgia, serif;
  --max-width:    1160px;
  --section-pad:  56px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--text-body);
  background-color: var(--bg-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  font-weight: 700;
}

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

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

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

.section { padding: var(--section-pad) 0; }

.section--cream { background-color: var(--bg-cream); }
.section--light { background-color: var(--bg-light); }

/* ----------  Typography helpers  ---------- */
.eyebrow {
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 0.045em;
  margin-bottom: 24px;
}

.section-body {
  max-width: 750px;
  line-height: 1.6;
  color: var(--text-body);
}

/* ----------  Header / Navigation  ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-cream);
  border-bottom: 1px solid transparent;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}

.site-header__logo {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent);
  text-transform: uppercase;
}

.site-header__logo span { color: var(--text-dark); }

.site-header__nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
}

.site-header__nav a {
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  color: var(--accent);
  transition: color 0.3s ease;
}

.site-header__nav a:hover { color: var(--accent-dark); }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 24px;
  color: var(--accent);
}

/* ----------  Hero Section  ---------- */
.hero {
  background-color: var(--bg-cream);
  padding: 80px 0 64px;
  text-align: center;
}

.hero__image {
  width: 100%;
  max-width: 600px;
  margin: 0 auto 40px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
}

.hero__title {
  font-size: clamp(36px, 6vw, 56px);
  letter-spacing: 0.045em;
  line-height: 1.25;
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: 18px;
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--bg-light);
  color: var(--text-dark);
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  border: 1px solid var(--border-dark);
  transition: background 0.3s ease;
}

.hero__cta:hover { background: #ebc4b1; }

/* ----------  Product Spotlight  ---------- */
.product {
  display: flex;
  align-items: center;
  gap: 40px;
}

.product__media {
  flex: 1;
  min-width: 0;
}

.product__media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.product__content { flex: 1; }

.product__label {
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.product__title {
  font-size: clamp(24px, 4vw, 36px);
  margin-bottom: 16px;
}

.product__desc {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ----------  Cards Grid (Vision / Products / Team)  ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.card {
  text-align: center;
}

.card__media {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin-bottom: 24px;
}

.card__title {
  font-size: 18px;
  letter-spacing: 0.045em;
  margin-bottom: 8px;
}

.card__body {
  font-size: 15px;
  line-height: 1.5;
}

/* ----------  Partners Section  ---------- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
  align-items: center;
}

.partner-logo {
  width: 100%;
  height: 100px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  filter: grayscale(0.3);
  transition: filter 0.3s ease;
}

.partner-logo:hover { filter: grayscale(0); }

/* ----------  Contact Form  ---------- */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px;
  border: 1px solid var(--border);
  background: transparent;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--text-dark);
  outline: none;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.form-group input[type="checkbox"] { width: auto; }

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--bg-light);
  color: var(--text-dark);
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  border: 1px solid var(--border-dark);
  cursor: pointer;
  transition: background 0.3s ease;
}

.form-submit:hover { background: #ebc4b1; }

/* Recaptcha notice */
.form-notice {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 16px;
  line-height: 1.5;
}

/* ----------  Footer  ---------- */
.site-footer {
  background-color: var(--bg-cream);
  padding: 48px 0 32px;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
}

.site-footer__brand {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.site-footer__brand span { color: var(--text-dark); }

.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.site-footer__contact p {
  font-size: 14px;
  line-height: 1.6;
}

.site-footer__contact a:hover { color: var(--accent-dark); }

.site-footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.site-footer__links a {
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  color: var(--accent);
}

.site-footer__bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* ----------  Cookie banner  ---------- */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 480px;
  margin: 0 auto;
  padding: 16px 24px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  z-index: 9999;
  display: none;
}

.cookie-banner.show { display: flex; align-items: center; justify-content: space-between; gap: 16px; }

.cookie-banner__text {
  font-size: 13px;
  line-height: 1.4;
}

.cookie-banner__actions {
  display: flex;
  gap: 8px;
}

.cookie-banner__btn {
  padding: 8px 16px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.125em;
  text-transform: uppercase;
  border: 1px solid var(--border-dark);
  cursor: pointer;
  background: transparent;
}

.cookie-banner__btn--accept {
  background: var(--bg-light);
}

/* ----------  Responsive  ---------- */
@media (max-width: 767px) {
  .site-header__nav { display: none; }
  .menu-toggle { display: block; }
  
  .site-header__nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-cream);
    padding: 24px;
    border-bottom: 1px solid var(--border);
  }
  
  .site-header__nav.open ul {
    flex-direction: column;
    gap: 16px;
  }
  
  .product { flex-direction: column; gap: 24px; }
  .product__media, .product__content { flex: none; }
  
  .site-footer__inner { flex-direction: column; }
}

/* ----------  Utilities  ---------- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mt-16 { margin-top: 16px; }