/* twin net - Homepage Styles */

:root {
  --navy: #0f1f3d;
  --navy-dark: #0a1628;
  --navy-light: #1a3358;
  --blue: #3b82f6;
  --blue-light: #60a5fa;
  --blue-pale: #e8f2ff;
  --blue-subtle: #f4f8ff;
  --white: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(15, 31, 61, 0.08);
  --shadow-hover: 0 12px 40px rgba(15, 31, 61, 0.14);
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --section-py: clamp(4rem, 10vw, 7rem);
  --container: min(1120px, 100% - 3rem);
}

/* Fade-in animation */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate]:nth-child(2) { transition-delay: 0.08s; }
[data-animate]:nth-child(3) { transition-delay: 0.16s; }
[data-animate]:nth-child(4) { transition-delay: 0.24s; }

/* Header - Homepage */
.site-header--transparent {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  box-shadow: none;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header--transparent .header-inner {
  height: 70px;
}

.site-header--transparent.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.site-header--transparent .logo {
  color: var(--white);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.site-header--transparent.is-scrolled .logo {
  color: var(--navy);
}

.site-header--transparent .main-nav a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  font-weight: 500;
}

.site-header--transparent.is-scrolled .main-nav a {
  color: var(--text);
}

.site-header--transparent .main-nav a:hover,
.site-header--transparent .main-nav a.active {
  color: var(--blue-light);
}

.site-header--transparent.is-scrolled .main-nav a:hover,
.site-header--transparent.is-scrolled .main-nav a.active {
  color: var(--blue);
}

.site-header--transparent .nav-toggle span {
  background: var(--white);
}

.site-header--transparent.is-scrolled .nav-toggle span {
  background: var(--navy);
}

/* Hero */
.hero-new {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--navy-dark) url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?w=1920&q=80') center/cover no-repeat;
}

.hero-new__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 22, 40, 0.75) 0%,
    rgba(15, 31, 61, 0.85) 100%
  );
}

.hero-new__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 8rem 1.5rem 6rem;
}

.hero-new__title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-new__lead {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
  margin-bottom: 2.5rem;
}

.hero-new__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Buttons */
.btn-new {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  text-decoration: none;
}

.btn-new:hover {
  transform: translateY(-2px);
}

.btn-new:active {
  transform: translateY(0);
}

.btn-new--primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
}

.btn-new--primary:hover {
  background: var(--blue-light);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.45);
}

.btn-new--secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
}

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

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

.btn-new--white:hover {
  background: var(--blue-pale);
  color: var(--navy);
  box-shadow: var(--shadow-hover);
}

/* Sections */
.section {
  padding: var(--section-py) 0;
}

.section--alt {
  background: var(--blue-subtle);
}

.section__inner {
  width: var(--container);
  margin: 0 auto;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section__label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 1rem;
}

.section__text {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--text-muted);
  line-height: 1.9;
}

/* Project Grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--blue-pale);
}

.project-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.project-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.project-card__features {
  list-style: none;
  margin-bottom: 1.75rem;
  flex: 1;
}

.project-card__features li {
  font-size: 0.95rem;
  color: var(--text-muted);
  padding: 0.35rem 0 0.35rem 1.25rem;
  position: relative;
  line-height: 1.6;
}

.project-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-light);
}

.project-card .btn-outline {
  align-self: flex-start;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--blue);
  border: 2px solid var(--blue);
  background: transparent;
  text-decoration: none;
  transition: all 0.25s ease;
}

.project-card .btn-outline:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-1px);
}

/* Market Services */
.market-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.market-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.market-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--blue-pale);
}

.market-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.market-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.market-card__description {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1.75rem;
  flex: 1;
}

.market-card .btn-outline {
  align-self: flex-start;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--blue);
  border: 2px solid var(--blue);
  background: transparent;
  text-decoration: none;
  transition: all 0.25s ease;
  line-height: 1.5;
}

.market-card .btn-outline:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-1px);
}

/* About blocks */
.about-block {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.about-block + .about-block {
  margin-top: var(--section-py);
  padding-top: var(--section-py);
  border-top: 1px solid var(--border);
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 2rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.stat-item__value {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.stat-item__label {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* CTA Section */
.cta-section {
  background: var(--navy);
  padding: var(--section-py) 0;
  text-align: center;
}

.cta-section__inner {
  width: var(--container);
  margin: 0 auto;
  max-width: 600px;
}

.cta-section__title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-section__text {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.9;
  margin-bottom: 2rem;
}

.cta-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Footer - Homepage */
.site-footer--home {
  background: var(--navy-dark);
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer--home .footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.site-footer--home .footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 2rem;
}

.site-footer--home .footer-nav a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-footer--home .footer-nav a:hover {
  color: var(--white);
}

.site-footer--home .footer-copy {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.85rem;
}

/* Mobile nav override for transparent header */
@media (max-width: 768px) {
  .site-header--transparent .main-nav {
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-header--transparent .main-nav a {
    color: var(--text);
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .market-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .hero-new__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-new {
    width: 100%;
  }
}

@media (min-width: 769px) and (max-width: 900px) {
  .project-grid,
  .market-grid {
    grid-template-columns: 1fr;
  }
}