/* ============================================================
   LUKAPH AGRO-CARBON PROSPERO — Components
   components.css | Nav, Footer, Hero, Cards, Stats, Badges
   ============================================================ */

/* ------------------------------------------------------------
   NAV
   ------------------------------------------------------------ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(11, 61, 94, 0.96);        /* ocean blue, slightly transparent */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav.scrolled {
  background: rgba(11, 61, 94, 0.99);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav__logo-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.01em;
}

.nav__logo-tagline {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
}

/* Desktop links */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-on-dark-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-sage);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-white);
}

.nav__link:hover::after,
.nav__link.active::after {
  transform: scaleX(1);
}

.nav__cta {
  margin-left: var(--space-4);
}

/* Hamburger */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__burger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav__burger.open .nav__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__burger.open .nav__burger-line:nth-child(2) {
  opacity: 0;
}

.nav__burger.open .nav__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--color-ocean);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-6);
  flex-direction: column;
  gap: var(--space-4);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile-link {
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--text-on-dark-muted);
  text-decoration: none;
  padding-block: var(--space-2);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition-fast);
}

.nav__mobile-link:hover,
.nav__mobile-link.active {
  color: var(--color-white);
}

.nav__mobile-cta {
  margin-top: var(--space-2);
  align-self: flex-start;
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }
}


/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */
.footer {
  background-color: var(--color-forest);
  color: var(--text-on-dark);
  padding-top: var(--space-16);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-16);
}

.footer__brand {}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  margin-bottom: var(--space-5);
}

.footer__logo-img {
  height: 36px;
  width: auto;
}

.footer__logo-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-white);
}

.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  line-height: 1.7;
  max-width: 300px;
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-3);
}

.footer__contact-icon {
  flex-shrink: 0;
  width: 16px;
  margin-top: 3px;
  opacity: 0.6;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-block: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
}

.footer__badge {
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-sage);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}


/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background-color: var(--color-forest);
  overflow: hidden;
}

/* Layered background texture — subtle dot grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(46,139,99,0.18) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

/* Dark gradient overlay from bottom */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--color-forest));
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-block: var(--space-20);
}

.hero__content {}

.hero__eyebrow {
  margin-bottom: var(--space-5);
}

.hero__headline {
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.hero__headline em {
  font-style: normal;
  color: var(--color-mist);
}

.hero__lead {
  font-size: var(--text-md);
  color: var(--text-on-dark-muted);
  line-height: 1.7;
  margin-bottom: var(--space-10);
  max-width: 480px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Right side — visual panel */
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(8px);
  width: 100%;
  max-width: 400px;
}

.hero__card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-6);
}

.hero__stat-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero__stat {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.hero__stat:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.hero__stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(46,139,99,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero__stat-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-mist);
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.hero__stat-desc {
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
  margin-top: 2px;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-on-dark-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}

.hero__scroll-arrow {
  width: 20px;
  height: 20px;
  opacity: 0.5;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__lead { max-width: 100%; margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { display: none; }
}


/* ------------------------------------------------------------
   STATS BAR
   ------------------------------------------------------------ */
.stats-bar {
  padding-block: var(--space-12);
  background: var(--color-ocean);
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-6) var(--space-4);
  border-right: 1px solid rgba(255,255,255,0.1);
}

.stats-bar__item:last-child {
  border-right: none;
}

.stats-bar__value {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-3xl));
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.stats-bar__unit {
  font-size: var(--text-lg);
  color: var(--color-mist);
}

.stats-bar__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-top: var(--space-2);
}

@media (max-width: 768px) {
  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-bar__item:nth-child(2) {
    border-right: none;
  }

  .stats-bar__item:nth-child(1),
  .stats-bar__item:nth-child(2) {
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: var(--space-6);
  }
}

@media (max-width: 480px) {
  .stats-bar__grid { grid-template-columns: 1fr; }
  .stats-bar__item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .stats-bar__item:last-child { border-bottom: none; }
}


/* ------------------------------------------------------------
   MISSION SECTION CARD
   ------------------------------------------------------------ */
.mission-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: var(--space-12) var(--space-12);
  position: relative;
  overflow: hidden;
}

.mission-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-sage), var(--color-sky));
}

.mission-card__quote {
  font-family: var(--font-display);
  font-size: clamp(var(--text-lg), 2.5vw, var(--text-xl));
  font-weight: 600;
  color: var(--color-forest);
  line-height: 1.5;
  font-style: italic;
}

.mission-card__attribution {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

@media (max-width: 768px) {
  .mission-card {
    padding: var(--space-8) var(--space-6);
  }
}


/* ------------------------------------------------------------
   ABOUT TEASER / CTA BANNER
   ------------------------------------------------------------ */
.cta-banner {
  position: relative;
  background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-ocean) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-12);
  overflow: hidden;
  text-align: center;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.cta-banner__content {
  position: relative;
  z-index: 1;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-banner p {
  color: var(--text-on-dark-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  font-size: var(--text-md);
}

.cta-banner__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .cta-banner { padding: var(--space-8) var(--space-6); }
}


/* ------------------------------------------------------------
   VALUE PROPOSITIONS (icon + title + text blocks)
   ------------------------------------------------------------ */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.value-item {
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--color-white);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.value-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.value-item__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(46,139,99,0.12), rgba(26,107,154,0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}

.value-item__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-sage);
}

.value-item__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-forest);
  margin-bottom: var(--space-3);
}

.value-item__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

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

@media (max-width: 600px) {
  .value-grid { grid-template-columns: 1fr; }
}


/* ------------------------------------------------------------
   PAGE HERO (inner pages — about, contact)
   ------------------------------------------------------------ */
.page-hero {
  background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-ocean) 100%);
  padding-top: calc(var(--nav-height) + var(--space-12));
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.page-hero__content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.page-hero p {
  font-size: var(--text-md);
  color: var(--text-on-dark-muted);
  max-width: 560px;
}