/* ==========================================================================
   Layout, Containers & Header/Footer — website.prasadkamble.com
   ========================================================================== */

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.container-prose {
  max-width: var(--container-prose);
}

/* Sections */
.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  position: relative;
}

.section-sm {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.section-surface {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.section-surface-strong {
  background-color: var(--color-surface-strong);
}

.section-dark {
  background-color: var(--color-surface-dark);
  color: var(--color-white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-dark p {
  color: #d1d5db;
}

.section-header {
  margin-bottom: var(--space-10);
  max-width: 760px;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary-dark);
  background-color: var(--color-primary-soft);
  border: 1px solid var(--color-primary-soft-border);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section-eyebrow-orange {
  color: var(--color-accent-dark);
  background-color: var(--color-accent-soft);
  border-color: var(--color-accent-soft-border);
}

/* Grids */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
  background-color: rgba(255, 255, 255, 0.98);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: var(--header-height);
}

/* Brand Logo */
.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-decoration: none;
}

.logo-img {
  height: 42px;
  width: auto;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.logo-brand-info {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.1rem;
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  color: var(--color-text);
}

.logo-sub {
  font-size: 0.7rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Desktop Navigation */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-soft);
  padding: 0.5rem 0.25rem;
  position: relative;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-primary-dark);
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

/* Dropdown Menu */
.nav-dropdown {
  position: relative;
}

.dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-soft);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem 0.25rem;
}

.dropdown-trigger .icon-chevron-down {
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-trigger .icon-chevron-down,
.nav-dropdown:focus-within .dropdown-trigger .icon-chevron-down {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 310px;
  background-color: #ffffff !important;
  background: #ffffff !important;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 36px rgba(17, 24, 39, 0.12), 0 4px 12px rgba(17, 24, 39, 0.06);
  padding: 0.6rem;
  display: none;
  z-index: 1050;
  margin-top: 0.5rem;
}

/* Invisible bridge so cursor doesn't lose hover between trigger and menu */
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover,
.dropdown-item:focus-visible {
  background-color: var(--color-surface-strong);
  color: var(--color-primary-dark);
}

.dropdown-item .icon {
  color: var(--color-primary);
  flex-shrink: 0;
}

.dropdown-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  display: block;
  font-weight: var(--font-weight-regular);
  margin-top: 2px;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  padding: 0.5rem;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}

.mobile-menu-btn:focus-visible {
  outline: 2px solid var(--color-focus);
}

/* Mobile Navigation Overlay */
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: var(--space-4) var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: #ffffff;
  width: 100%;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.nav-mobile.open {
  display: flex;
  animation: slideDownNav 0.22s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideDownNav {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-mobile .nav-link {
  font-size: 1.05rem;
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius-sm);
  border-bottom: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-mobile .nav-link:hover,
.nav-mobile .nav-link:active,
.nav-mobile .nav-link.active {
  color: var(--color-primary-dark);
  background-color: var(--color-surface-strong);
  padding-left: 0.75rem;
}

.mobile-services-list {
  padding-left: var(--space-3);
  margin-top: var(--space-2);
  margin-bottom: var(--space-3);
  border-left: 2px solid var(--color-primary-soft-border);
}

.mobile-services-list a {
  display: block;
  padding: 0.5rem 0.5rem;
  font-size: 0.95rem;
  color: var(--color-text-soft);
  text-decoration: none;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
}

.mobile-services-list a:hover,
.mobile-services-list a:active {
  color: var(--color-primary-dark);
  background-color: var(--color-surface-strong);
  padding-left: 0.75rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--color-surface-dark);
  color: #e5e7eb;
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer a {
  color: #9ca3af;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--color-white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: #9ca3af;
  margin-top: var(--space-3);
  max-width: 380px;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--font-size-sm);
  display: inline-block;
  padding: 0.2rem 0;
}

/* Ecosystem Banner */
.footer-ecosystem {
  background-color: var(--color-surface-dark-card);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-8);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-ecosystem-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.ecosystem-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.ecosystem-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: #d1d5db !important;
  transition: all var(--transition-fast);
}

.ecosystem-badge:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--color-primary);
  color: var(--color-white) !important;
}

.ecosystem-badge.current {
  border-color: var(--color-primary);
  background-color: rgba(5, 159, 27, 0.2);
  color: var(--color-white) !important;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--font-size-xs);
  color: #6b7280;
}

.footer-legal-links {
  display: flex;
  gap: var(--space-4);
}