/* ==========================================================================
   E MODERN INTERIOR DESIGN - MODERN MINIMALIST ARCHITECTURE & RENOVATION
   Master Stylesheet - Built to strict Mobile-First Architecture & Design Brief
   Fonts: Manrope (Display & Body)
   Palette:
     --color-background: #f8fafc
     --color-surface:    #ffffff
     --color-text:       #0f172a
     --color-muted:      #475569
     --color-primary:    #c8102e
     --color-primary-text:#ffffff
     --color-accent:     #b45309
     --color-dark:       #0f172a
     --color-dark-text:  #ffffff
     --color-hero-bg:    #741117
     --color-hero-text:  #ffffff
   ========================================================================== */

:root {
  /* Design Tokens from design_brief.json */
  --color-background: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-muted: #475569;
  --color-primary: #c8102e;
  --color-primary-hover: #a80d26;
  --color-primary-text: #ffffff;
  --color-accent: #b45309;
  --color-accent-light: #fef3c7;
  --color-dark: #0f172a;
  --color-dark-surface: #1e293b;
  --color-dark-text: #ffffff;
  --color-hero-bg: #741117;
  --color-hero-text: #ffffff;

  /* Structural & Functional Borders/Shadows */
  --color-border: #e2e8f0;
  --color-border-subtle: #cbd5e1;
  --color-border-focus: #c8102e;

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

  /* Spacing Scale */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Elevations */
  --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 30px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.18);

  /* Layout */
  --container-max: 1240px;
  --header-height-mobile: 60px;
  --header-height-desktop: 76px;
  --topbar-height-mobile: 36px;
  --topbar-height-desktop: 40px;
  --mobile-bar-height: 64px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

/* Prevent horizontal overflow without breaking position:sticky */
html, body {
  overflow-x: clip;
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Screen Reader Only Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: 1rem;
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  z-index: 9999;
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
  text-decoration: none;
}
.skip-link:focus {
  top: 1rem;
  outline: 3px solid #ffffff;
}

/* Media Elements */
img, svg, picture, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

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

h1 {
  font-size: clamp(2rem, 5vw + 0.5rem, 3.5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.65rem, 3.5vw + 0.25rem, 2.5rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.25rem, 1.75rem);
  font-weight: 700;
}

h4 {
  font-size: clamp(1.1rem, 1.5vw + 0.2rem, 1.35rem);
  font-weight: 700;
}

p {
  margin-bottom: 1rem;
  color: var(--color-muted);
}
p:last-child {
  margin-bottom: 0;
}

/* Global Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

/* Section Rhythm */
.section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
  position: relative;
}
.section-compact {
  padding-block: clamp(2rem, 4vw, 3rem);
}

/* Section Header Component */
.section-header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.section-header--start {
  text-align: start;
  margin-inline: 0;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background-color: rgba(200, 16, 46, 0.08);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}
.section-eyebrow--dark {
  color: #fca5a5;
  background-color: rgba(255, 255, 255, 0.12);
}
.section-title {
  margin-bottom: 1rem;
}
.section-lead {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--color-muted);
}
.section-header--dark .section-title {
  color: #ffffff;
}
.section-header--dark .section-lead {
  color: #cbd5e1;
}

/* --------------------------------------------------------------------------
   Top Bar (Non-Sticky, Strictly <= 36px on mobile, <= 40px on desktop)
   -------------------------------------------------------------------------- */
.top-bar {
  background-color: var(--color-dark);
  color: #e2e8f0;
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  height: var(--topbar-height-mobile);
  display: flex;
  align-items: center;
}
@media (min-width: 768px) {
  .top-bar {
    height: var(--topbar-height-desktop);
    font-size: 0.875rem;
  }
}

.top-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 0.75rem;
  flex-wrap: nowrap;
  overflow: hidden;
}

.top-bar__items {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: nowrap;
}

.top-bar__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #cbd5e1;
  white-space: nowrap;
  font-weight: 500;
}
.top-bar__link:hover,
.top-bar__link:focus-visible {
  color: #ffffff;
  outline: none;
}
.top-bar__link svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

.top-bar__badge {
  display: none;
}
@media (min-width: 992px) {
  .top-bar__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #94a3b8;
    font-size: 0.8125rem;
  }
  .top-bar__badge span.dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #22c55e;
    display: inline-block;
  }
}

/* Hide desktop details on mobile top-bar */
.top-bar__phone-text {
  display: inline;
}
.top-bar__desktop-text {
  display: none;
}
@media (min-width: 768px) {
  .top-bar__phone-text {
    display: none;
  }
  .top-bar__desktop-text {
    display: inline;
  }
}

@media (max-width: 767px) {
  .top-bar__desktop-only {
    display: none !important;
  }
  .top-bar__items {
    gap: 0.75rem;
    width: 100%;
    justify-content: space-between;
  }
}

/* --------------------------------------------------------------------------
   Sticky Masthead Header (Direct Child of Body, Always Pinned)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: nowrap;
  height: var(--header-height-mobile);
}
@media (min-width: 768px) {
  .site-header__inner {
    height: var(--header-height-desktop);
  }
}

/* Logo link */
.site-header__brand {
  min-width: 0;
  flex: 0 1 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.site-header__logo-img {
  height: clamp(32px, 9vw, 44px);
  width: auto;
  max-width: min(60vw, 200px);
  object-fit: contain;
}

/* Desktop Nav */
.site-header__nav {
  display: none;
}
@media (min-width: 768px) {
  .site-header__nav {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2.5vw, 2rem);
  }
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.75rem);
}

.site-header__nav-link {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color var(--transition-fast);
}
.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-primary);
  outline: none;
}
.site-header__nav-link.is-active {
  color: var(--color-primary);
}
.site-header__nav-link.is-active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  inset-inline: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

/* Header Actions */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.site-header__desktop-cta {
  display: none !important;
}
@media (min-width: 768px) {
  .site-header__desktop-cta {
    display: inline-flex !important;
  }
}

/* Mobile Action Icon (48x48) */
.site-header__mobile-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: rgba(200, 16, 46, 0.08);
  color: var(--color-primary);
  flex-shrink: 0;
}
.site-header__mobile-action svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}
@media (min-width: 768px) {
  .site-header__mobile-action {
    display: none;
  }
}

/* Hamburger Menu Button (48x48 on mobile) */
.site-header__toggle {
  display: flex;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.site-header__toggle:hover,
.site-header__toggle:focus-visible {
  background-color: #f1f5f9;
  outline: 2px solid var(--color-primary);
}
@media (min-width: 768px) {
  .site-header__toggle {
    display: none;
  }
}

.site-header__toggle-icon {
  width: 22px;
  height: 18px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.site-header__toggle-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon span:nth-child(2) {
  opacity: 0;
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: absolute;
  top: 100%;
  inset-inline: 0;
  background-color: var(--color-surface);
  border-bottom: 2px solid var(--color-primary);
  box-shadow: var(--shadow-xl);
  padding: 1.5rem clamp(1rem, 4vw, 2rem);
  display: none;
  flex-direction: column;
  gap: 1.25rem;
}
.mobile-drawer.is-open {
  display: flex;
}
@media (min-width: 768px) {
  .mobile-drawer {
    display: none !important;
  }
}

.mobile-drawer__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-drawer__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  border-radius: var(--radius-md);
  background-color: var(--color-background);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.mobile-drawer__link:hover,
.mobile-drawer__link:focus-visible {
  background-color: rgba(200, 16, 46, 0.08);
  color: var(--color-primary);
}
.mobile-drawer__link.is-active {
  background-color: var(--color-primary);
  color: #ffffff;
}

.mobile-drawer__contact {
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   Buttons & Interactive CTA Components
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  line-height: 1.2;
  min-height: 48px; /* Touch target minimum */
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  border: 1px solid var(--color-primary);
  box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
}
.btn--primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: 0 6px 18px rgba(200, 16, 46, 0.4);
}

.btn--secondary {
  background-color: #ffffff;
  color: var(--color-text);
  border: 1px solid var(--color-border-subtle);
}
.btn--secondary:hover {
  background-color: var(--color-background);
  border-color: var(--color-text);
}

.btn--secondary-white {
  background-color: transparent;
  color: #ffffff;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
}
.btn--secondary-white:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

.btn--whatsapp {
  background-color: #15803d;
  color: #ffffff;
  border: 1px solid #15803d;
  box-shadow: 0 4px 14px rgba(21, 128, 61, 0.35);
}
.btn--whatsapp:hover {
  background-color: #166534;
  border-color: #166534;
}

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

.btn-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Hero Section (Split Layout, Brand Gradient: HeroBg #741117 -> Primary #c8102e)
   -------------------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: var(--color-hero-text);
  padding-block: clamp(3rem, 7vw, 6rem);
  position: relative;
  overflow: hidden;
}

/* Subtle architectural grid pattern overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 992px) {
  .hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ffffff;
  width: fit-content;
}

.hero__title {
  color: #ffffff;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero__lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: #f1f5f9;
  line-height: 1.5;
  max-width: 620px;
}

.hero__proof-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.1rem;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  color: #ffffff;
  flex-wrap: wrap;
}
.hero__proof-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #fbbf24;
  font-weight: 800;
}
.hero__proof-divider {
  opacity: 0.4;
}

.hero__visual {
  position: relative;
}

.hero__frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  border: 4px solid rgba(255, 255, 255, 0.2);
  aspect-ratio: 4/3;
  background-color: #0f172a;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero__caption-card {
  position: absolute;
  bottom: 1rem;
  inset-inline-start: 1rem;
  inset-inline-end: 1rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.hero__caption-text {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #ffffff;
}
.hero__caption-badge {
  font-size: 0.6875rem;
  font-weight: 800;
  text-transform: uppercase;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Subpage Masthead Hero
   -------------------------------------------------------------------------- */
.subpage-hero {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding-block: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 3px solid var(--color-accent);
}
.subpage-hero__breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: #fca5a5;
  margin-bottom: 0.75rem;
}
.subpage-hero__breadcrumbs a {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.subpage-hero__title {
  color: #ffffff;
  margin-bottom: 0.75rem;
}
.subpage-hero__lead {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: #f1f5f9;
  max-width: 700px;
}

/* --------------------------------------------------------------------------
   Accreditation & Trust Strip (Full-Width Dark Slate Band: #0f172a)
   -------------------------------------------------------------------------- */
.trust-bar {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: clamp(1.75rem, 3.5vw, 2.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.trust-bar__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}
@media (min-width: 640px) {
  .trust-bar__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}
.trust-item:hover {
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.trust-item__badge {
  flex-shrink: 0;
  width: 64px;
  height: 52px;
  background-color: #ffffff;
  border-radius: var(--radius-md);
  padding: 4px 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-item__badge img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.trust-item__info {
  display: flex;
  flex-direction: column;
}
.trust-item__title {
  font-size: 0.9375rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
}
.trust-item__desc {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   Services Overview Section
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.service-card__media {
  position: relative;
  aspect-ratio: 16/10;
  background-color: #0f172a;
  overflow: hidden;
}
.service-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.service-card:hover .service-card__img {
  transform: scale(1.05);
}

.service-card__badge {
  position: absolute;
  top: 1rem;
  inset-inline-start: 1rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-card__body {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.service-card__title {
  margin-bottom: 0.6rem;
  font-size: 1.25rem;
}
.service-card__text {
  font-size: 0.9375rem;
  color: var(--color-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}
.service-card__feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
}
.service-card__feature-item svg {
  width: 14px;
  height: 14px;
  fill: var(--color-primary);
  flex-shrink: 0;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: auto;
}
.service-card__link:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Signature Interactive Before/After Transformation Slider
   Project: 502B Yishun St 51
   -------------------------------------------------------------------------- */
.signature-section {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.comparison-wrapper {
  max-width: 1040px;
  margin-inline: auto;
}

.comparison-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  max-height: 600px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 3px solid var(--color-border);
  user-select: none;
  touch-action: pan-y;
  background-color: #0f172a;
}

/* The underlying full AFTER image */
.comparison-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* The BEFORE image clipped by slider */
.comparison-before {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  bottom: 0;
  width: 50%; /* Set via JS */
  overflow: hidden;
  z-index: 2;
  border-inline-end: 2px solid #ffffff;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.4);
}
.comparison-before img {
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  display: block;
}

/* Draggable divider handle */
.comparison-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-start: 50%;
  width: 4px;
  margin-inline-start: -2px;
  background-color: #ffffff;
  z-index: 10;
  cursor: ew-resize;
  pointer-events: none;
}
.comparison-handle__button {
  position: absolute;
  top: 50%;
  inset-inline-start: 50%;
  transform: translate(-50%, -50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), 0 0 0 3px #ffffff;
  cursor: grab;
  pointer-events: auto;
}
.comparison-handle__button:active {
  cursor: grabbing;
}
.comparison-handle__button svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Overlaid Labels */
.comparison-badge {
  position: absolute;
  top: 1rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 5;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}
.comparison-badge--before {
  inset-inline-start: 1rem;
  background-color: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.comparison-badge--after {
  inset-inline-end: 1rem;
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Signature Metadata Chips */
.signature-chips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
@media (min-width: 768px) {
  .signature-chips {
    grid-template-columns: repeat(4, 1fr);
  }
}

.signature-chip {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.signature-chip__label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}
.signature-chip__value {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Proven Track Record Stats Band (Full-Width Brand Crimson/Garnet Band)
   -------------------------------------------------------------------------- */
.stats-band {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding-block: clamp(3rem, 6vw, 4.5rem);
  border-top: 3px solid var(--color-accent);
  border-bottom: 3px solid var(--color-accent);
}

.stats-band__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  text-align: center;
}
@media (min-width: 992px) {
  .stats-band__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem;
}

/* Server-rendered digits to avoid GEO zero-placeholder penalty */
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  color: #ffffff;
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.stat-label {
  font-size: clamp(0.8125rem, 1.2vw, 0.9375rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #fecdd3;
  line-height: 1.3;
}

.stat-desc {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 0.35rem;
}

/* --------------------------------------------------------------------------
   Architectural Portfolio Grid & Filter
   -------------------------------------------------------------------------- */
.portfolio-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  background-color: var(--color-surface);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.filter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border-subtle);
}
.filter-btn.is-active {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 640px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-card__media {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background-color: #0f172a;
}
.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.project-card:hover .project-card__img {
  transform: scale(1.05);
}

.project-card__category {
  position: absolute;
  top: 1rem;
  inset-inline-start: 1rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.project-card__desc {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
  flex-grow: 1;
}

.project-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.project-card__meta-tag {
  font-weight: 600;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Authentic Client Testimonials Section
   -------------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-subtle);
}

.testimonial-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  color: #f59e0b;
}
.testimonial-stars svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.testimonial-source {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #166534;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.testimonial-quote {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  flex-grow: 1;
  font-style: italic;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-dark);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9375rem;
}

.testimonial-author__info {
  display: flex;
  flex-direction: column;
}
.testimonial-author__name {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--color-text);
}
.testimonial-author__role {
  font-size: 0.75rem;
  color: var(--color-muted);
}

/* --------------------------------------------------------------------------
   Renovation FAQ Section (AEO & GEO Accordion with Schema Support)
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 840px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.faq-item:hover {
  border-color: var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
}
.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
}
.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: var(--color-background);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
}
.faq-icon svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}
.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  background-color: var(--color-primary);
  color: #ffffff;
}

.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  border-top: 1px solid transparent;
}
.faq-item[open] .faq-answer {
  border-top-color: var(--color-border);
  padding-top: 1rem;
}

/* --------------------------------------------------------------------------
   Closing Quotation CTA Band (Full-Width Brand Band: #741117 / #c8102e)
   -------------------------------------------------------------------------- */
.closing-cta {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing-cta__inner {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.closing-cta__title {
  color: #ffffff;
  line-height: 1.2;
}

.closing-cta__desc {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: #f1f5f9;
  line-height: 1.5;
}

.closing-cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.closing-cta__note {
  font-size: 0.8125rem;
  color: #fecdd3;
  margin-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   Showroom, Studio & Map Section
   -------------------------------------------------------------------------- */
.showroom-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}
@media (min-width: 992px) {
  .showroom-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.showroom-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.showroom-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.showroom-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.showroom-detail-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(200, 16, 46, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.showroom-detail-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.showroom-detail-content h4 {
  font-size: 1rem;
  margin-bottom: 0.2rem;
}
.showroom-detail-content p {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.map-container {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  background-color: #0f172a;
}
.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* --------------------------------------------------------------------------
   Contact Form Components (WCAG AA Strict Labels & Inputs)
   -------------------------------------------------------------------------- */
.contact-form {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .form-row--2 {
    grid-template-columns: 1fr 1fr;
  }
  .form-row--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.form-label .required {
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  background-color: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15);
}
.form-control::placeholder {
  color: #94a3b8;
}

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

/* Radio Group */
.radio-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
@media (min-width: 480px) {
  .radio-group {
    grid-template-columns: repeat(4, 1fr);
  }
}

.radio-card {
  position: relative;
}
.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.radio-card__label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-align: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-background);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.radio-card input[type="radio"]:checked + .radio-card__label {
  border-color: var(--color-primary);
  background-color: rgba(200, 16, 46, 0.08);
  color: var(--color-primary);
  font-weight: 800;
}
.radio-card input[type="radio"]:focus-visible + .radio-card__label {
  outline: 2px solid var(--color-primary);
}

/* File Upload Field */
.file-upload-box {
  border: 2px dashed var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  background-color: var(--color-background);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  position: relative;
}
.file-upload-box:hover,
.file-upload-box:focus-within {
  border-color: var(--color-primary);
  background-color: rgba(200, 16, 46, 0.04);
}
.file-upload-box input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.file-upload-box__icon {
  margin-inline: auto;
  width: 36px;
  height: 36px;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.file-upload-box__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
}
.file-upload-box__hint {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 0.25rem;
}

/* PDPA Checkbox */
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.8125rem;
  color: var(--color-muted);
  cursor: pointer;
  line-height: 1.4;
}
.checkbox-label input[type="checkbox"] {
  margin-top: 0.15rem;
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Master Footer (Dark Slate #0f172a Band)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-dark);
  color: #cbd5e1;
  padding-top: clamp(3rem, 6vw, 4.5rem);
  padding-bottom: clamp(5rem, 8vw, 6rem); /* Accommodate mobile bottom sticky bar */
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
@media (min-width: 768px) {
  .site-footer {
    padding-bottom: clamp(2rem, 4vw, 3rem);
  }
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  }
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer__logo-img {
  height: 42px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

.footer__brand-text {
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.6;
}

.footer__badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}
.footer__badge-img {
  height: 36px;
  width: auto;
  background: #ffffff;
  border-radius: var(--radius-sm);
  padding: 2px 4px;
}

.footer__heading {
  font-size: 1rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.01em;
  margin-bottom: 0.25rem;
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.footer__link {
  font-size: 0.875rem;
  color: #94a3b8;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.footer__link:hover {
  color: #ffffff;
  transform: translateX(2px);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: #94a3b8;
}
.footer__contact-item svg {
  width: 16px;
  height: 16px;
  fill: #fca5a5;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.8125rem;
  color: #cbd5e1;
}
@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer__credits {
  font-size: 0.75rem;
  color: #94a3b8;
}

/* --------------------------------------------------------------------------
   Mobile Sticky Bottom Bar (Screens < 768px, Trades Playbook Rule)
   -------------------------------------------------------------------------- */
.mobile-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-around;
  position: fixed;
  bottom: 0;
  inset-inline: 0;
  height: var(--mobile-bar-height);
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.12);
  z-index: 990;
  padding-inline: 0.75rem;
  gap: 0.5rem;
}
@media (min-width: 768px) {
  .mobile-bottom-bar {
    display: none;
  }
}

.mobile-bottom-bar__btn {
  flex: 1;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
}
.mobile-bottom-bar__btn--call {
  background-color: var(--color-dark);
  color: #ffffff;
}
.mobile-bottom-bar__btn--whatsapp {
  background-color: #15803d;
  color: #ffffff;
}
.mobile-bottom-bar__btn--whatsapp:hover {
  background-color: #166534;
}
.mobile-bottom-bar__btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   Back to Top Floating Button
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: calc(var(--mobile-bar-height) + 12px);
  inset-inline-end: 1rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-dark);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 950;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal), background-color var(--transition-fast);
}
@media (min-width: 768px) {
  .back-to-top {
    bottom: 2rem;
    inset-inline-end: 2rem;
  }
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background-color: var(--color-primary);
}
.back-to-top:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   Modal / Lightbox Component
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.is-active {
  display: flex;
}

.modal-dialog {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 100%;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  position: relative;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
}
.modal-title {
  font-size: 1.15rem;
  font-weight: 800;
}
.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-background);
  color: var(--color-text);
  cursor: pointer;
}
.modal-close:hover {
  background-color: var(--color-border);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}
.modal-img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   Reduced Motion Preferences
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}