/* ==========================================================================
   LAYOUT & GRID SYSTEM — Bright & Bell Cleaning Co.
   ========================================================================== */

/* Top Info Bar */
.topbar {
  background-color: var(--color-neutral-900);
  color: var(--color-neutral-300);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar-items {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-neutral-300);
}

.topbar-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
}

.topbar-item a {
  color: #FFFFFF;
}

.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(47, 158, 143, 0.2);
  color: #4FE1CF;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.775rem;
}

/* Hero Mini Section */
.hero-mini-section {
  background-color: var(--color-primary-light);
  padding: var(--space-16) 0 var(--space-12) 0;
  border-bottom: 1px solid var(--color-neutral-300);
}

.hero-mini-title {
  font-size: 2.75rem;
  margin-bottom: 12px;
  color: var(--color-neutral-900);
  word-break: break-word;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .hero-mini-title {
    font-size: 1.85rem !important;
    line-height: 1.25 !important;
  }
  
  .hero-mini-section {
    padding: var(--space-10) 0 var(--space-8) 0;
  }
}

/* Header Base */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100%;
  z-index: 1000;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  padding: 4px 0;
}

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

/* Brand Logo */
.site-branding {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.brand-bell-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2A79AE 100%);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(30, 95, 140, 0.25);
  flex-shrink: 0;
}

.brand-bell-icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
}

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

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-neutral-900);
  line-height: 1.1;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand-name span {
  color: var(--color-primary);
}

.brand-tagline {
  font-size: 0.725rem;
  color: var(--color-neutral-600);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  line-height: 1.2;
}

/* Primary Navigation */
.main-navigation {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-menu li a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-neutral-800);
  padding: 8px 4px;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

.nav-menu li.current-menu-item a,
.nav-menu li a:hover {
  color: var(--color-primary);
}

.nav-menu li.current-menu-item a::after,
.nav-menu li a:hover::after {
  width: 100%;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-phone-quick {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-neutral-900);
}

.header-phone-quick svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-neutral-900);
}

.mobile-nav-toggle svg {
  width: 28px;
  height: 28px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

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

/* Section Spacing */
.section {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
  position: relative;
}

.section-sm {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section-bg-light {
  background-color: var(--color-primary-light);
}

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

.section-bg-dark {
  background-color: var(--color-neutral-900);
  color: #FFFFFF;
}

.section-bg-dark h1,
.section-bg-dark h2,
.section-bg-dark h3,
.section-bg-dark h4 {
  color: #FFFFFF;
}

.section-bg-dark p {
  color: var(--color-neutral-300);
}

/* Grids */
.grid {
  display: grid;
  gap: var(--space-8);
}

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

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

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

.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.align-center {
  align-items: center;
}

/* Site Footer */
.site-footer {
  background-color: #111927;
  color: #A0AEC0;
  padding-top: var(--space-20);
  padding-bottom: var(--space-8);
  border-top: 4px solid var(--color-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: var(--space-6);
  position: relative;
  padding-bottom: var(--space-2);
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  color: #CBD5E0;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: #FFFFFF;
  transform: translateX(4px);
}

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  color: #CBD5E0;
}

.footer-contact-list svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: #718096;
}

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

/* Breakpoints & Responsive Design System */

/* Desktop 1024px+ */
@media (min-width: 1024px) {
  .container {
    padding-left: 24px;
    padding-right: 24px;
  }

  .mobile-nav-toggle {
    display: none !important;
  }

  .main-navigation {
    display: flex !important;
    position: static !important;
    height: auto !important;
    width: auto !important;
    background: none !important;
    box-shadow: none !important;
    transform: none !important;
    opacity: 1 !important;
    padding: 0 !important;
    overflow: visible !important;
  }

  .nav-menu {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
  }
}

/* Tablet & Mobile: max-width 1023px */
@media (max-width: 1023px) {
  .site-header .container {
    height: 70px;
  }

  .brand-bell-icon {
    width: 38px;
    height: 38px;
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .brand-tagline {
    font-size: 0.65rem;
  }

  .mobile-nav-toggle {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-neutral-900);
    padding: 6px;
    flex-shrink: 0;
  }

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

  .main-navigation {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-8) var(--space-6);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 999;
    overflow-y: auto;
  }
  
  .main-navigation.is-active {
    transform: translateY(0);
    opacity: 1;
  }
  
  .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: var(--space-4);
  }
  
  .nav-menu li {
    width: 100%;
    border-bottom: 1px solid var(--color-neutral-200);
    padding-bottom: var(--space-2);
  }
  
  .nav-menu li a {
    font-size: 1.15rem;
    display: block;
    width: 100%;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .header-actions .header-phone-quick {
    display: none;
  }

  .container {
    padding-left: 24px;
    padding-right: 24px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

  .quote-form-grid {
    grid-template-columns: 1fr !important;
    gap: var(--space-8) !important;
  }

  .quote-form-col-left {
    border-right: none !important;
    border-bottom: 1px solid var(--color-neutral-200);
    padding-right: 0 !important;
    padding-bottom: var(--space-8);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile: 0 – 639px */
@media (max-width: 639px) {
  .site-header {
    height: 64px;
  }

  .site-header .container {
    height: 64px;
    padding-left: 12px;
    padding-right: 12px;
    gap: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .site-branding {
    flex-shrink: 1;
    min-width: 0;
  }

  .brand-logo-link {
    gap: 8px;
  }

  .brand-bell-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
  }

  .brand-bell-icon svg {
    width: 18px;
    height: 18px;
  }

  .brand-name {
    font-size: 0.95rem;
    font-weight: 800;
    white-space: nowrap;
    line-height: 1;
  }

  .brand-tagline {
    display: none !important;
  }

  .header-actions {
    gap: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
  }

  .header-actions .btn {
    padding: 8px 12px !important;
    font-size: 0.775rem !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    min-height: 36px !important;
  }

  .mobile-nav-toggle {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 40px !important;
    height: 40px !important;
    padding: 6px !important;
    cursor: pointer;
    flex-shrink: 0;
  }

  .mobile-nav-toggle svg {
    width: 24px;
    height: 24px;
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .topbar {
    display: none;
  }
  
  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  .hero-section {
    min-height: 70vh;
    padding: var(--space-16) 0;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.2;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-stats-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .main-navigation {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    width: 100%;
    height: calc(100vh - 64px);
    background-color: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-8) var(--space-6);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--color-neutral-200);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 9999;
    overflow-y: auto;
  }
  
  .main-navigation.is-active {
    transform: translateY(0);
    opacity: 1;
  }
  
  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: var(--space-3);
  }
  
  .nav-menu li {
    width: 100%;
    border-bottom: 1px solid var(--color-neutral-200);
    padding-bottom: var(--space-2);
  }
  
  .nav-menu li a {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-neutral-900);
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 48px;
    padding: 0 var(--space-2);
  }

  .nav-menu li.menu-item-cta {
    border-bottom: none;
    margin-top: var(--space-4);
  }

  .nav-menu li.menu-item-cta a {
    background-color: var(--color-accent) !important;
    color: #FFFFFF !important;
    border-radius: var(--radius-md) !important;
    justify-content: center !important;
    font-weight: 800 !important;
    padding: 14px 20px !important;
    box-shadow: 0 4px 14px rgba(242, 169, 59, 0.35) !important;
    text-align: center !important;
  }

  .nav-menu li.menu-item-cta a::after {
    display: none !important;
  }

  /* Universal Single-Column Mobile Stacking */
  .grid-2, 
  .grid-3, 
  .grid-4,
  .grid-auto-fit,
  .trust-badges-grid,
  .services-grid,
  .ba-grid,
  .testimonials-grid,
  .team-grid,
  .values-grid,
  .gallery-portfolio-grid,
  .service-detail-row,
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: var(--space-6) !important;
  }

  .trust-badges-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .form-control {
    font-size: 16px; /* Prevents auto-zoom on iOS */
    min-height: 44px;
  }

  .btn {
    min-height: 44px;
  }
}