/* Celteno - Marketplace de Bonos de Carbono */
/* Corporate Premium Theme */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --c-primary: #0f4c3a;
  --c-primary-light: #1a7a5e;
  --c-primary-lighter: #e8f5f0;
  --c-accent: #c8a951;
  --c-accent-light: #f5ecd4;
  --c-dark: #0a0f0d;
  --c-gray-900: #1a1d1b;
  --c-gray-800: #2d302e;
  --c-gray-600: #6b7280;
  --c-gray-400: #9ca3af;
  --c-gray-200: #e5e7eb;
  --c-gray-100: #f3f4f6;
  --c-gray-50: #f9fafb;
  --c-white: #ffffff;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--c-gray-900);
  -webkit-font-smoothing: antialiased;
}

footer { margin-top: auto; }

/* Pages with no hero need padding for fixed navbar */
main > .container:first-child {
  padding-top: 5rem;
}

main > section:first-child:not(.hero-video-section):not(.stats-bar) {
  /* Pages with section headers already handle padding */
}

/* ========== NAVBAR ========== */
.navbar-corporate {
  background: rgba(10, 15, 13, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 0.8rem 0;
  transition: all 0.3s ease;
}

.navbar-corporate.scrolled {
  background: rgba(10, 15, 13, 0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}

.navbar-corporate .navbar-brand {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--c-white) !important;
}

.navbar-corporate .navbar-brand .brand-accent {
  color: var(--c-accent);
  font-weight: 300;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  display: block;
  line-height: 1;
  margin-top: 2px;
}

.navbar-corporate .nav-link {
  color: rgba(255,255,255,0.7) !important;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  padding: 0.5rem 0.9rem !important;
  transition: color 0.2s;
}

.navbar-corporate .nav-link:hover {
  color: var(--c-white) !important;
}

.navbar-corporate .dropdown-menu {
  background: var(--c-gray-900);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.navbar-corporate .dropdown-item {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
}

.navbar-corporate .dropdown-item:hover {
  background: rgba(255,255,255,0.06);
  color: var(--c-white);
}

.btn-nav-cta {
  background: var(--c-accent);
  color: var(--c-dark) !important;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  border: none;
  padding: 0.45rem 1.2rem;
  border-radius: 6px;
  transition: all 0.2s;
}

.btn-nav-cta:hover {
  background: #d4b85e;
  color: var(--c-dark) !important;
  transform: translateY(-1px);
}

/* ========== HERO VIDEO ========== */
.hero-video-section {
  position: relative;
  height: 92vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-video-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-video-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(10, 15, 13, 0.65) 0%,
    rgba(10, 15, 13, 0.50) 40%,
    rgba(10, 15, 13, 0.75) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--c-white);
  max-width: 820px;
  padding: 0 1.5rem;
}

.hero-content .hero-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-content .hero-subtitle {
  font-size: 1.15rem;
  font-weight: 300;
  line-height: 1.6;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn-hero-primary {
  background: var(--c-accent);
  color: var(--c-dark);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  padding: 0.85rem 2.2rem;
  border: none;
  border-radius: 8px;
  transition: all 0.25s;
}

.btn-hero-primary:hover {
  background: #d4b85e;
  color: var(--c-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200, 169, 81, 0.3);
}

.btn-hero-secondary {
  background: transparent;
  color: var(--c-white);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.85rem 2.2rem;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  transition: all 0.25s;
}

.btn-hero-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
  color: var(--c-white);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========== SECTION HEADERS ========== */
.section-header {
  margin-bottom: 3rem;
}

.section-header .section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 0.6rem;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-gray-900);
  margin-bottom: 0.5rem;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--c-gray-600);
  max-width: 600px;
}

.section-dark .section-header h2 {
  color: var(--c-white);
}

.section-dark .section-header p {
  color: var(--c-gray-400);
}

/* ========== FEATURED LISTING CARDS (horizontal) ========== */
.listing-card-horizontal {
  display: flex;
  background: var(--c-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 6px 20px rgba(0,0,0,0.04);
  transition: all 0.3s ease;
  border: 1px solid var(--c-gray-200);
}

.listing-card-horizontal:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
  border-color: var(--c-gray-200);
}

.listing-card-image {
  width: 340px;
  min-height: 260px;
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
  position: relative;
}

.listing-card-image .listing-type-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(10, 15, 13, 0.75);
  backdrop-filter: blur(8px);
  color: var(--c-white);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
}

.listing-card-image .listing-featured-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--c-accent);
  color: var(--c-dark);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 5px;
}

.listing-card-body {
  flex: 1;
  padding: 1.8rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.listing-card-body .listing-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.6rem;
}

.listing-card-body .listing-meta span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-gray-600);
  display: flex;
  align-items: center;
  gap: 4px;
}

.listing-card-body h3 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
  color: var(--c-gray-900);
}

.listing-card-body h3 a {
  color: inherit;
  text-decoration: none;
}

.listing-card-body h3 a:hover {
  color: var(--c-primary);
}

.listing-card-body .listing-description {
  font-size: 0.88rem;
  color: var(--c-gray-600);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.listing-card-details {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}

.listing-card-details .detail-item {
  display: flex;
  flex-direction: column;
}

.listing-card-details .detail-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-gray-400);
  margin-bottom: 2px;
}

.listing-card-details .detail-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-gray-900);
}

.listing-card-details .detail-value.price {
  color: var(--c-primary);
  font-size: 1.15rem;
}

.listing-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--c-gray-200);
}

.listing-card-footer .seller-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--c-gray-600);
}

.listing-card-footer .seller-info .seller-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-primary-lighter);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  font-size: 0.7rem;
  font-weight: 700;
}

.btn-invest {
  background: var(--c-primary);
  color: var(--c-white);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  padding: 0.6rem 1.6rem;
  border: none;
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-invest:hover {
  background: var(--c-primary-light);
  color: var(--c-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(15, 76, 58, 0.25);
}

@media (max-width: 768px) {
  .listing-card-horizontal {
    flex-direction: column;
  }
  .listing-card-image {
    width: 100%;
    min-height: 200px;
  }
}

/* ========== METRICS / STATS BAR ========== */
.stats-bar {
  background: var(--c-dark);
  padding: 3.5rem 0;
}

.stat-item {
  text-align: center;
  padding: 0 1rem;
}

.stat-item .stat-value {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--c-white);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-item .stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-gray-400);
  margin-top: 0.5rem;
}

.stat-item .stat-icon {
  color: var(--c-accent);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

/* ========== NEWS CARDS ========== */
.news-card {
  background: var(--c-white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--c-gray-200);
  transition: all 0.3s ease;
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.news-card-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.news-card-img .news-date {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(10, 15, 13, 0.8);
  backdrop-filter: blur(8px);
  color: var(--c-white);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: 5px;
}

.news-card-body {
  padding: 1.5rem;
}

.news-card-body h5 {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.news-card-body h5 a {
  color: var(--c-gray-900);
  text-decoration: none;
}

.news-card-body h5 a:hover {
  color: var(--c-primary);
}

.news-card-body p {
  font-size: 0.88rem;
  color: var(--c-gray-600);
  line-height: 1.6;
}

/* ========== TRUST / PARTNERS ========== */
.trust-section {
  background: var(--c-gray-50);
  padding: 4rem 0;
  border-top: 1px solid var(--c-gray-200);
  border-bottom: 1px solid var(--c-gray-200);
}

.trust-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: all 0.3s;
}

.trust-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ========== BLOCKCHAIN ========== */
.blockchain-hash {
  font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.82rem;
  background: var(--c-gray-100);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  word-break: break-all;
  border: 1px solid var(--c-gray-200);
}

/* ========== CERTIFICATE ========== */
.certificate-container {
  max-width: 800px;
  margin: 0 auto;
  border: 2px solid var(--c-primary);
  border-radius: 16px;
  padding: 2.5rem;
  background: var(--c-white);
}

.certificate-header {
  text-align: center;
  border-bottom: 2px solid var(--c-primary-lighter);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
}

/* ========== BUTTONS ========== */
.btn-corporate {
  background: var(--c-primary);
  color: var(--c-white);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  padding: 0.65rem 1.8rem;
  border: none;
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-corporate:hover {
  background: var(--c-primary-light);
  color: var(--c-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(15, 76, 58, 0.2);
}

.btn-corporate-outline {
  background: transparent;
  color: var(--c-primary);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.65rem 1.8rem;
  border: 1.5px solid var(--c-primary);
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-corporate-outline:hover {
  background: var(--c-primary);
  color: var(--c-white);
}

/* ========== CARDS ========== */
.card-project:hover,
.card-listing:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.card-project,
.card-listing {
  transition: all 0.3s ease;
  border: 1px solid var(--c-gray-200);
  border-radius: 12px;
}

/* ========== FOOTER ========== */
.footer-corporate {
  background: var(--c-dark);
  color: var(--c-gray-400);
  padding: 4rem 0 2rem;
}

.footer-corporate h6 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-gray-400);
  margin-bottom: 1.2rem;
}

.footer-corporate a {
  color: var(--c-gray-400);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-corporate a:hover {
  color: var(--c-white);
}

.footer-corporate .footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 0.8rem;
}

.footer-corporate .footer-brand .brand-accent {
  color: var(--c-accent);
}

/* ========== FEATURE BADGES ========== */
.featured-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 1;
  background: var(--c-accent);
  color: var(--c-dark);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 5px;
}

.badge-verified {
  background-color: var(--c-primary);
}

.badge-pending {
  background-color: var(--c-accent);
  color: var(--c-dark);
}

/* ========== CTA SECTION ========== */
.cta-section {
  background: var(--c-primary);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
}

.cta-section h2 {
  color: var(--c-white);
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.cta-section p {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
}

/* ========== UNSPLASH IMAGES (fallback placeholders) ========== */
.img-nature-1 { background-image: url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?w=800&q=80'); }
.img-nature-2 { background-image: url('https://images.unsplash.com/photo-1473448912268-2022ce9509d8?w=800&q=80'); }
.img-nature-3 { background-image: url('https://images.unsplash.com/photo-1542601906990-b4d3fb778b09?w=800&q=80'); }
.img-wind { background-image: url('https://images.unsplash.com/photo-1532601224476-15c79f2f7a51?w=800&q=80'); }
.img-solar { background-image: url('https://images.unsplash.com/photo-1509391366360-2e959784a276?w=800&q=80'); }
.img-forest { background-image: url('https://images.unsplash.com/photo-1448375240586-882707db888b?w=800&q=80'); }
.img-city { background-image: url('https://images.unsplash.com/photo-1480714378408-67cf0d13bc1b?w=800&q=80'); }
.img-news-1 { background-image: url('https://images.unsplash.com/photo-1466611653911-95081537e5b7?w=800&q=80'); }
.img-news-2 { background-image: url('https://images.unsplash.com/photo-1497436072909-60f360e1d4b1?w=800&q=80'); }
.img-news-3 { background-image: url('https://images.unsplash.com/photo-1470071459604-3b5ec3a7fe05?w=800&q=80'); }