/* ==========================================================================
   COMPONENTS CSS — HEADER, HERO, CARDS, STEPPER, MODALS, FOOTER
   ========================================================================== */

/* Navbar & Header */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-gray-light);
  transition: all var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
  background-color: rgba(250, 249, 246, 0.98);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Brand Logo with Emblem */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.brand-logo:hover {
  transform: translateY(-1px);
}

.brand-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.brand-logo:hover .brand-icon {
  transform: scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--color-forest-dark);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

.brand-subtitle {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-earth-dark);
  font-weight: 600;
  line-height: 1.2;
  margin-top: 1px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.25rem;
  align-items: center;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-dark);
  padding: 0.35rem 0.1rem;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-forest-dark);
  font-weight: 600;
}

.nav-link.active::after {
  width: 100%;
}

/* Language Switcher */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-sand);
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid var(--color-sand-muted);
  flex-shrink: 0;
}

.lang-btn {
  background: none;
  border: none;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-dark-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn.active {
  background-color: var(--color-forest);
  color: var(--color-offwhite);
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

/* Mobile Nav Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-forest);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background-color: var(--color-sand-light);
}

.mobile-menu-toggle svg {
  width: 26px;
  height: 26px;
}

@media (max-width: 992px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background-color: rgba(250, 249, 246, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: var(--space-xl) var(--space-lg);
    gap: var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateY(-150%);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    opacity: 0;
    pointer-events: none;
    border-bottom: 2px solid var(--color-sand-muted);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: var(--space-xs);
    text-align: center;
  }

  .nav-link {
    font-size: 1.15rem;
    padding: 0.6rem 1rem;
    display: block;
    width: 100%;
    border-radius: var(--radius-md);
  }

  .nav-link:hover,
  .nav-link.active {
    background-color: var(--color-sand-light);
  }

  .nav-link::after {
    display: none;
  }

  #nav-cta {
    width: 100%;
    max-width: 320px;
  }
}

/* Hero Component */
.hero {
  position: relative;
  background-color: var(--color-dark);
  color: var(--color-offwhite);
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: brightness(0.85) contrast(1.05);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(28, 36, 32, 0.4) 0%,
    rgba(28, 36, 32, 0.75) 60%,
    rgba(28, 36, 32, 0.95) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: var(--space-3xl) 0;
  max-width: 820px;
}

.hero-tag {
  display: inline-block;
  background-color: rgba(200, 138, 53, 0.25);
  border: 1px solid var(--color-accent);
  color: #F8D69A;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(250, 249, 246, 0.9);
  font-weight: 400;
  margin-bottom: var(--space-lg);
  max-width: 680px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}

/* Impact Indicators Section */
.indicators-bar {
  background-color: var(--color-forest-dark);
  color: var(--color-offwhite);
  padding: var(--space-xl) 0;
  border-bottom: 3px solid var(--color-accent);
}

.indicator-card {
  text-align: center;
  padding: var(--space-md);
}

.indicator-number {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.indicator-label {
  font-size: 0.95rem;
  color: rgba(250, 249, 246, 0.85);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Cards & Grid Containers */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  border: 1px solid var(--color-gray-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-sand-muted);
}

/* Community Dual Blocks */
.community-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-light);
}

.community-img-container {
  height: 280px;
  overflow: hidden;
  position: relative;
}

.community-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.community-card:hover .community-img {
  transform: scale(1.04);
}

.community-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: var(--color-forest-dark);
  color: var(--color-sand);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.community-content {
  padding: var(--space-xl);
}

.community-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.tag {
  background-color: var(--color-sand-light);
  color: var(--color-dark-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

/* Blog Cards */
.blog-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-light);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.blog-img {
  height: 200px;
  width: 100%;
  object-fit: cover;
}

.blog-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

/* Meru USA Highlight Card */
.meru-card {
  background: linear-gradient(135deg, var(--color-forest-dark) 0%, var(--color-forest) 100%);
  color: var(--color-offwhite);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.meru-card::after {
  content: '';
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(200, 138, 53, 0.08);
  pointer-events: none;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(28, 36, 32, 0.75);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background-color: var(--color-offwhite);
  width: 100%;
  max-width: 650px;
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: var(--color-sand);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-dark);
}

/* Forms & Inputs */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-gray-light);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  background-color: var(--color-white);
  color: var(--color-dark);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-forest);
  box-shadow: 0 0 0 3px rgba(35, 72, 58, 0.12);
}

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

/* Floating Mobile Action Button */
.floating-donate-btn {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 990;
  display: none;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--shadow-accent);
  border: 2px solid var(--color-white);
  align-items: center;
  gap: var(--space-xs);
}

@media (max-width: 900px) {
  .floating-donate-btn {
    display: flex;
  }
}

/* Footer Component */
.site-footer {
  background-color: var(--color-dark);
  color: rgba(250, 249, 246, 0.8);
  padding: var(--space-3xl) 0 var(--space-xl) 0;
  margin-top: auto;
  border-top: 4px solid var(--color-forest);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

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

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

.footer-brand .brand-title {
  color: var(--color-offwhite);
  margin-bottom: var(--space-xs);
}

.footer-brand .brand-subtitle {
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  display: block;
}

.footer-heading {
  font-family: var(--font-sans);
  color: var(--color-offwhite);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  color: rgba(250, 249, 246, 0.7);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(250, 249, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.85rem;
}