/* ==========================================================================
   Jaystone Renovation & Interior Design Singapore — Modern Stylesheet
   Art Direction: Trades Playbook - Variant B (Clean Premium Trade)
   Font: Manrope (Google Fonts)
   ========================================================================== */

:root {
  /* Design Brief Palette (Exact Hex Tokens) */
  --color-bg: #ffffff;
  --color-surface: #f8fafc;
  --color-text: #0f172a;
  --color-muted: #475569;
  --color-primary: #ffba00;
  --color-primary-text: #0f172a;
  --color-accent: #0f766e;
  --color-accent-hover: #115e59;
  --color-accent-light: #ccfbf1;
  --color-dark: #0f172a;
  --color-dark-text: #ffffff;
  --color-hero-bg: #ffba00;
  --color-hero-text: #0f172a;

  /* UI Tokens */
  --color-border: #e2e8f0;
  --color-border-dark: #1e293b;
  --color-success: #15803d;
  --color-gold: #ffba00;
  --color-gold-hover: #e6a700;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #128c7e;

  /* Typography */
  --font-display: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing & Layout */
  --container-max: 1240px;
  --container-padding: clamp(16px, 4vw, 32px);
  --section-padding: clamp(56px, 8vw, 96px);
  --section-padding-sm: clamp(36px, 5vw, 60px);

  /* Elevation & Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 28px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.16);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Accessibility */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: clip; /* Clean clipping without breaking sticky header */
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Screen Reader Skip Navigation */
.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: 16px;
  background: var(--color-dark);
  color: #ffffff;
  padding: 12px 20px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 9999;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 16px;
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Keyboard Focus Visible */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: inherit;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.75rem, 3.8vw, 2.5rem);
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  line-height: 1.3;
}

h4 {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.4;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container Wrapper */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* Section Header Utility */
.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(32px, 5vw, 54px);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.section-eyebrow.eyebrow-dark {
  background-color: rgba(255, 186, 0, 0.15);
  color: var(--color-primary);
}

.section-eyebrow.eyebrow-gold {
  background-color: rgba(15, 23, 42, 0.12);
  color: var(--color-dark);
}

.section-title {
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-muted);
  line-height: 1.6;
}

.section-subtitle.subtitle-light {
  color: #cbd5e1;
}

/* Buttons & Links */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  line-height: 1.2;
  transition: all var(--transition-fast);
  white-space: nowrap;
  max-width: 100%;
  box-sizing: border-box;
}

.btn-primary {
  background-color: var(--color-dark);
  color: #ffffff;
  border-color: var(--color-dark);
}

.btn-primary:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-gold {
  background-color: var(--color-primary);
  color: var(--color-dark);
  border-color: var(--color-primary);
  font-weight: 800;
}

.btn-gold:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark);
  border-color: var(--color-dark);
}

.btn-outline:hover {
  background-color: var(--color-dark);
  color: #ffffff;
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border-color: #ffffff;
}

.btn-outline-white:hover {
  background-color: #ffffff;
  color: var(--color-dark);
}

.btn-whatsapp {
  background-color: #166534;
  color: #ffffff;
  border-color: #166534;
}

.btn-whatsapp:hover {
  background-color: #14532d;
  border-color: #14532d;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  min-height: 38px;
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  min-height: 54px;
  padding: 14px 28px;
  font-size: 1.05rem;
}

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

/* Top Info Bar (Desktop & Mobile Adaptive, NOT Sticky) */
.top-bar {
  background-color: var(--color-dark);
  color: #cbd5e1;
  font-size: 0.82rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 1010;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  gap: 16px;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-bar-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
  font-weight: 500;
  text-decoration: none;
}

.top-bar-text-mobile {
  display: none;
}

.top-bar-link:hover {
  color: var(--color-primary);
}

.top-bar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #f1f5f9;
}

.top-bar-badge strong {
  color: var(--color-primary);
}

/* Sticky Main Header (Pinned at Top) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: nowrap;
  min-height: 68px;
  padding-block: 8px;
}

/* Logo Sizing Rules */
.brand-logo {
  min-width: 0;
  flex: 0 1 auto;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo-img {
  height: clamp(32px, 9vw, 44px);
  width: auto;
  max-width: min(60vw, 200px);
  object-fit: contain;
}

/* Desktop Navigation Menu */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-accent);
  background-color: var(--color-surface);
}

.nav-link.active {
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Mobile Menu Hamburger Button */
.mobile-menu-toggle {
  display: none;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  margin-inline-start: auto;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-dark);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

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

.mobile-icon-action {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background-color: #166534;
  color: #ffffff;
  border-radius: var(--radius-md);
  text-decoration: none;
}

/* Mobile Drawer Panel */
.mobile-drawer {
  display: none;
  position: absolute;
  top: 100%;
  inset-inline: 0;
  background-color: #ffffff;
  border-bottom: 2px solid var(--color-primary);
  box-shadow: var(--shadow-xl);
  padding: 20px var(--container-padding) 28px;
  max-height: calc(100vh - 70px);
  overflow-y: auto;
}

.mobile-drawer.is-open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background-color: var(--color-surface);
  color: var(--color-accent);
}

.mobile-nav-link.active {
  font-weight: 700;
  border-inline-start: 4px solid var(--color-accent);
}

.mobile-drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   Hero Section: Solid Brand Amber Gold (#ffba00)
   ========================================================================== */

.hero-section {
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  padding-block: clamp(48px, 7vw, 84px);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-headline {
  color: var(--color-dark);
  font-weight: 800;
}

.hero-subheadline {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.5;
  color: #1e293b;
  font-weight: 500;
}

/* Hero Proof Strip (Above the Fold) */
.hero-proof-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background-color: rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(15, 23, 42, 0.15);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-dark);
}

.hero-proof-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-proof-dot {
  opacity: 0.4;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}

.hero-media {
  position: relative;
}

.hero-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid #ffffff;
  background-color: #ffffff;
}

.hero-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.hero-floating-badge {
  position: absolute;
  bottom: 20px;
  inset-inline-start: 20px;
  background-color: var(--color-dark);
  color: #ffffff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  border-inline-start: 4px solid var(--color-primary);
}

.badge-text-title {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  font-weight: 800;
}

.badge-text-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

/* ==========================================================================
   Full-Width Brand Band 2: Dark Slate Trust Credentials (#0f172a)
   ========================================================================== */

.credentials-band {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.cred-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.cred-icon-box {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 186, 0, 0.15);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cred-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.cred-desc {
  font-size: 0.85rem;
  color: #94a3b8;
  line-height: 1.4;
}

/* ==========================================================================
   Section: Direct Contractor Trades & Services Catalog (Surface #f8fafc)
   ========================================================================== */

.services-section {
  background-color: var(--color-surface);
  padding-block: var(--section-padding);
}

.services-catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.service-thumb-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #0f172a;
}

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

.service-card:hover .service-thumb {
  transform: scale(1.05);
}

.service-tag {
  position: absolute;
  top: 14px;
  inset-inline-start: 14px;
  background-color: var(--color-dark);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.service-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-name {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.service-desc {
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.service-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: var(--color-text);
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
}

.service-features-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features-list svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

.service-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.service-price-hint {
  font-size: 0.82rem;
  color: var(--color-muted);
}

.service-price-hint strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-dark);
}

/* ==========================================================================
   Signature Section: Interactive Before & After Slider (#ffffff)
   ========================================================================== */

.signature-section {
  background-color: #ffffff;
  padding-block: var(--section-padding);
}

.slider-container-card {
  max-width: 960px;
  margin-inline: auto;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: clamp(16px, 3vw, 28px);
  box-shadow: var(--shadow-md);
}

.comparison-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  user-select: none;
  box-shadow: var(--shadow-md);
  background-color: #0f172a;
}

.comparison-image {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-image-after {
  z-index: 1;
}

.comparison-image-before-wrapper {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  z-index: 2;
  border-inline-end: 3px solid var(--color-primary);
}

.comparison-image-before {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  height: 100%;
  width: 100%;
  object-fit: cover;
}

/* Accessible range slider controlling the division */
.comparison-range-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 5;
  margin: 0;
}

.comparison-divider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-start: 50%;
  width: 44px;
  transform: translateX(-50%);
  z-index: 3;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.comparison-handle-knob {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-dark);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid #ffffff;
}

.comparison-badge {
  position: absolute;
  bottom: 16px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 800;
  border-radius: var(--radius-sm);
  z-index: 4;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-before {
  inset-inline-start: 16px;
  background-color: #0f172a;
  color: #ffffff;
  border-inline-start: 3px solid #ef4444;
}

.badge-after {
  inset-inline-end: 16px;
  background-color: #0f172a;
  color: #ffffff;
  border-inline-end: 3px solid var(--color-primary);
}

.slider-narrative {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

.narrative-item {
  display: flex;
  gap: 12px;
}

.narrative-item-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.narrative-text h4 {
  font-size: 0.95rem;
  color: var(--color-dark);
  margin-bottom: 2px;
}

.narrative-text p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.4;
}

/* ==========================================================================
   Section: Completed Singapore Projects Showcase (Surface #f8fafc)
   ========================================================================== */

.projects-section {
  background-color: var(--color-surface);
  padding-block: var(--section-padding);
}

.project-filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.tab-btn {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  background-color: var(--color-surface);
  border-color: #cbd5e1;
}

.tab-btn.active {
  background-color: var(--color-dark);
  color: #ffffff;
  border-color: var(--color-dark);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.project-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.project-media-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #0f172a;
}

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

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-type-chip {
  position: absolute;
  top: 14px;
  inset-inline-start: 14px;
  background-color: var(--color-primary);
  color: var(--color-dark);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

.project-info {
  padding: 24px;
}

.project-title {
  font-size: 1.3rem;
  margin-bottom: 6px;
  color: var(--color-dark);
}

.project-location {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 12px;
}

.project-meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.meta-pill {
  font-size: 0.8rem;
  background-color: var(--color-surface);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   Full-Width Brand Band 3: Dark Slate 6-Stage Workflow (#0f172a)
   ========================================================================== */

.workflow-section {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: var(--section-padding);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.workflow-step-card {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.workflow-step-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.07);
}

.step-num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-dark);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.step-title {
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.88rem;
  color: #cbd5e1;
  line-height: 1.5;
}

/* ==========================================================================
   Section: Singapore Coverage & District Permitting (Surface #f8fafc)
   ========================================================================== */

.coverage-section {
  background-color: var(--color-surface);
  padding-block: var(--section-padding);
}

.coverage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.district-chips-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.district-chip {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-dark);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 8px;
}

.district-chip svg {
  color: var(--color-accent);
}

.permit-box {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.permit-box-title {
  font-size: 1.3rem;
  color: var(--color-dark);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.permit-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

.permit-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-text);
  line-height: 1.5;
}

.permit-list svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-success);
}

/* ==========================================================================
   Section: Real Verified Google Reviews (#ffffff)
   ========================================================================== */

.reviews-section {
  background-color: #ffffff;
  padding-block: var(--section-padding);
}

.reviews-summary-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.rating-badge-large {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-dark);
  color: #ffffff;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

.rating-stars {
  color: var(--color-primary);
  letter-spacing: 2px;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.review-stars {
  color: #b45309;
  margin-bottom: 12px;
  font-size: 1rem;
}

.review-text {
  font-size: 0.92rem;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.review-author-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
}

.review-author {
  font-weight: 700;
  color: var(--color-dark);
  font-size: 0.95rem;
}

.review-verified {
  font-size: 0.78rem;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   Full-Width Brand Band 4: Closing Quote Calculator Band (#ffba00)
   ========================================================================== */

.cta-conversion-band {
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  padding-block: var(--section-padding);
  position: relative;
}

.cta-band-box {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  padding: clamp(28px, 5vw, 48px);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(15, 23, 42, 0.1);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.cta-band-content h2 {
  color: var(--color-dark);
  margin-bottom: 14px;
}

.cta-band-content p {
  color: var(--color-muted);
  font-size: 1.05rem;
  line-height: 1.5;
  margin-bottom: 24px;
}

/* Interactive WhatsApp Quote Box */
.whatsapp-intake-card {
  background-color: var(--color-surface);
  border: 2px dashed var(--color-accent);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}

.intake-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.intake-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: start;
  margin-block: 16px;
  font-size: 0.88rem;
  color: var(--color-text);
}

.intake-steps li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.intake-steps svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ==========================================================================
   Full-Width Brand Band 5: Architectural Dark Slate Footer (#0f172a)
   ========================================================================== */

.site-footer {
  background-color: var(--color-dark);
  color: #cbd5e1;
  padding-top: clamp(48px, 6vw, 80px);
  padding-bottom: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: clamp(24px, 4vw, 48px);
  margin-bottom: 48px;
}

.footer-col-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  position: relative;
}

.footer-col-title::after {
  content: '';
  display: block;
  width: 28px;
  height: 3px;
  background-color: var(--color-primary);
  margin-top: 8px;
  border-radius: 2px;
}

.footer-brand-logo {
  height: 40px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-about-text {
  color: #94a3b8;
  line-height: 1.5;
  margin-bottom: 20px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: #94a3b8;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--color-primary);
  transform: translateX(4px);
}

.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: #94a3b8;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-primary);
}

.footer-bottom-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.82rem;
  color: #94a3b8;
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-bottom-links a {
  color: #94a3b8;
}

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

.footer-credits {
  font-size: 0.8rem;
  color: #94a3b8;
}

/* ==========================================================================
   Page Specific Modules: About, Services Hub, Projects, Contact
   ========================================================================== */

/* Page Banner / Header */
.page-banner {
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  padding-block: clamp(40px, 6vw, 68px);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-dark);
}

.breadcrumbs a {
  color: var(--color-dark);
  opacity: 0.8;
}

.breadcrumbs a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* Comparison Table (Direct Contractor vs ID Firm) */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  background: #ffffff;
  margin-block: 28px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: start;
}

.comparison-table th, .comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.comparison-table th {
  background-color: var(--color-surface);
  font-weight: 800;
  color: var(--color-dark);
}

.comparison-table th.col-highlight {
  background-color: var(--color-dark);
  color: var(--color-primary);
  font-size: 1.05rem;
}

.comparison-table td.col-highlight {
  background-color: rgba(255, 186, 0, 0.05);
  font-weight: 600;
}

/* Team Specialist Cards */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.team-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.team-avatar-icon {
  width: 60px;
  height: 60px;
  margin-inline: auto;
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.team-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-dark);
}

.team-trade {
  font-size: 0.85rem;
  color: var(--color-muted);
  font-weight: 500;
  margin-top: 2px;
}

/* Interactive Quote Calculator / Estimator Form */
.quote-form-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: clamp(24px, 4vw, 40px);
  box-shadow: var(--shadow-lg);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-full {
  grid-column: 1 / -1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-dark);
}

.form-control, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: #ffffff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

/* FAQ Accordion */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 860px;
  margin-inline: auto;
}

.faq-item {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.is-active {
  border-color: var(--color-accent);
}

.faq-trigger {
  width: 100%;
  padding: 18px 24px;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-dark);
  cursor: pointer;
  text-align: start;
}

.faq-trigger svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.faq-item.is-active .faq-trigger svg {
  transform: rotate(180deg);
}

.faq-panel {
  padding: 0 24px 20px;
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.6;
  display: none;
}

.faq-item.is-active .faq-panel {
  display: block;
}

/* Interactive Map Container */
.map-container {
  aspect-ratio: 16 / 9;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==========================================================================
   Floating Controls: Back-to-Top & Mobile Sticky Action Bar
   ========================================================================== */

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  inset-inline-end: 24px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-dark);
  color: #ffffff;
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 990;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-primary);
  color: var(--color-dark);
}

/* Mobile Sticky Bottom Bar (Trades Playbook Mandate) */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  inset-inline: 0;
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  padding: 10px 16px;
  z-index: 980;
  gap: 12px;
}

.mobile-sticky-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
}

.mobile-sticky-btn.btn-call {
  background-color: var(--color-dark);
  color: #ffffff;
}

.mobile-sticky-btn.btn-wa {
  background-color: #166534;
  color: #ffffff;
}

/* ==========================================================================
   Motion & Scroll Reveal Effects
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal.is-revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Responsive Breakpoints & Mobile Adaptations
   ========================================================================== */

@media (max-width: 1024px) {
  .credentials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

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

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

@media (max-width: 768px) {
  /* Mobile Header Mandate: 56-64px tall, menu button visible at 320px */
  .site-header {
    height: 60px;
  }

  .header-inner {
    min-height: 60px;
    height: 60px;
    padding-block: 0;
  }

  .desktop-nav, .header-cta {
    display: none;
  }

  .mobile-menu-toggle {
    display: inline-flex;
  }

  .mobile-icon-action {
    display: inline-flex;
  }

  /* Top Bar Adaptation: Exactly 1 row at most 36px tall */
  .top-bar {
    height: 36px;
    max-height: 36px;
    box-sizing: border-box;
    overflow: hidden;
  }

  .top-bar-inner {
    height: 35px;
    max-height: 35px;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 16px;
  }

  .top-bar-text-desktop {
    display: none;
  }

  .top-bar-text-mobile {
    display: inline;
  }

  .top-bar-hide-mobile {
    display: none !important;
  }

  /* Layout Grids */
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .cta-band-box {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: clamp(20px, 4vw, 32px) clamp(16px, 3vw, 24px);
    overflow: hidden;
  }

  .cta-band-content {
    min-width: 0;
    max-width: 100%;
  }

  .cta-band-content h2,
  .cta-band-content p {
    word-break: normal;
    overflow-wrap: break-word;
  }

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

  .services-catalog-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

  .slider-narrative {
    grid-template-columns: 1fr;
  }

  /* Enable Sticky Bottom Bar on Mobile */
  .mobile-sticky-bar {
    display: flex;
  }

  /* Adjust body padding for mobile bottom bar */
  body {
    padding-bottom: 68px;
  }

  .back-to-top {
    bottom: 84px;
    inset-inline-end: 16px;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 14px;
  }

  .hero-proof-strip {
    font-size: 0.82rem;
  }

  .btn {
    width: 100%;
    white-space: normal;
    text-align: center;
    padding-inline: 14px;
  }

  .btn-lg {
    min-height: 48px;
    padding: 12px 16px;
    font-size: 0.98rem;
  }

  .btn-group {
    flex-direction: column;
    width: 100%;
  }
}