/* ==========================================================================
   Koh Management Pte Ltd — Modern Production Stylesheet
   Art Direction: Professional B2B Services (Variant B: Crisp Modern Firm)
   Design Spec: design_brief.json & design_playbook.md
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Root Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Design Brief Exact Palette */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-muted: #475569;
  --color-primary: #c12e2a;
  --color-primary-text: #ffffff;
  --color-primary-hover: #a82420;
  --color-primary-active: #8f1c19;
  --color-accent: #9e8255;
  --color-accent-light: #f5f0e6;
  --color-accent-hover: #866d44;
  --color-dark: #0b1320;
  --color-dark-surface: #131f33;
  --color-dark-text: #ffffff;
  --color-dark-muted: #94a3b8;

  /* UI Tokens & Borders */
  --border-light: #e2e8f0;
  --border-subtle: #edf2f7;
  --border-focus: #c12e2a;
  --badge-bg: #f1f5f9;
  --badge-text: #1e293b;

  /* Typography Families */
  --font-display: 'Schibsted Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Fluid Modular Type Scale (clamp) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.825rem + 0.25vw, 0.9375rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.35rem + 0.75vw, 1.875rem);
  --text-3xl: clamp(1.875rem, 1.65rem + 1.1vw, 2.375rem);
  --text-4xl: clamp(2.25rem, 1.95rem + 1.5vw, 3rem);
  --text-5xl: clamp(2.75rem, 2.35rem + 2vw, 3.75rem);

  /* 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;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);

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

  /* Layout Widths */
  --container-max: 1240px;
  --container-padding: clamp(1rem, 4vw, 2rem);
  --header-height: 76px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Base Styles
   -------------------------------------------------------------------------- */
*,
*::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-bg);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

/* Crucial for sticky header compliance: DO NOT set overflow to hidden or auto on html or body */
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip; /* Safe modern alternative that does not break sticky positioning */
}

main {
  flex: 1 0 auto;
}

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

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

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

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

ul,
ol {
  list-style: none;
}

/* Accessible focus ring */
:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 3px;
}

/* Heading Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  color: var(--color-muted);
  line-height: 1.65;
  margin-bottom: var(--space-md);
}

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

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

.section {
  padding-block: var(--space-3xl);
}

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

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

.section-dark p {
  color: var(--color-dark-muted);
}

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

.section-header {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header.text-start {
  text-align: start;
  margin-inline: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background-color: rgba(193, 46, 42, 0.08);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
  border: 1px solid rgba(193, 46, 42, 0.15);
}

.section-dark .eyebrow {
  color: #fca5a5;
  background-color: rgba(193, 46, 42, 0.25);
  border-color: rgba(193, 46, 42, 0.4);
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted);
}

/* Button System (WCAG AA Compliant) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px; /* Strict mobile touch target */
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.25;
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  border: 1px solid var(--color-primary);
  box-shadow: 0 2px 4px rgba(193, 46, 42, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-primary-text);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(193, 46, 42, 0.25);
}

.btn-primary:active {
  background-color: var(--color-primary-active);
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--color-bg);
  border-color: var(--color-muted);
  color: var(--color-text);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
}

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

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  border: 1px solid #20ba5a;
}

.btn-whatsapp:hover {
  background-color: #20ba5a;
  color: #ffffff;
}

.btn-sm {
  min-height: 40px;
  padding: 0.5rem 1rem;
  font-size: var(--text-xs);
}

.btn-lg {
  min-height: 52px;
  padding: 0.875rem 2rem;
  font-size: var(--text-base);
}

.btn-icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   4. Header & Navigation (Sticky Direct Child of Body)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow var(--transition-fast);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

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

/* Logo is the home link */
.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
  padding-block: var(--space-xs);
}

.logo-img {
  height: 44px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
}

.header-nav {
  display: none; /* Mobile first, shown at desktop */
}

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

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-muted);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Hamburger button for mobile */
.hamburger-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  border: 1px solid var(--border-light);
  background-color: var(--color-surface);
}

.hamburger-btn:hover {
  background-color: var(--color-bg);
}

.hamburger-icon {
  width: 24px;
  height: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.hamburger-bar {
  width: 100%;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Mobile Drawer Overlay & Menu */
.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  inset-inline: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-drawer.is-open {
  opacity: 1;
  visibility: visible;
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(100%, 360px);
  height: 100%;
  background-color: var(--color-surface);
  border-left: 1px solid var(--border-light);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
}

.mobile-drawer.is-open .drawer-panel {
  transform: translateX(0);
}

.drawer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.drawer-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.drawer-nav-link:hover,
.drawer-nav-link.active {
  background-color: rgba(193, 46, 42, 0.08);
  color: var(--color-primary);
}

.drawer-contact-block {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.drawer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

/* --------------------------------------------------------------------------
   5. Hero Section (Split Layout from design_brief.json)
   -------------------------------------------------------------------------- */
.hero-section {
  padding-block: var(--space-2xl) var(--space-3xl);
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: rgba(158, 130, 85, 0.12);
  border: 1px solid rgba(158, 130, 85, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  color: #785f36;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

.hero-title {
  font-size: var(--text-4xl);
  line-height: 1.15;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-subtitle {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-muted);
  margin-bottom: var(--space-lg);
  max-width: 620px;
}

.hero-proof-badge {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs) var(--space-md);
  padding: 0.75rem 1rem;
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.hero-rating-stars {
  color: #eab308;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  width: 100%;
}

.hero-media-wrapper {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  background-color: var(--color-surface);
  aspect-ratio: 16 / 10;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-floating-card {
  position: absolute;
  background-color: var(--color-surface);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 2;
}

.hero-card-bottom {
  bottom: -20px;
  left: 20px;
}

.hero-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(193, 46, 42, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-card-text {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.hero-card-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   6. Signature Moment: Results Stat Band (Variant B)
   -------------------------------------------------------------------------- */
.signature-stat-band {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: var(--space-2xl);
  border-block: 1px solid rgba(158, 130, 85, 0.35); /* Champagne bronze detailing */
  position: relative;
  overflow: hidden;
}

.signature-stat-band::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-primary) 100%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl) var(--space-lg);
}

.stat-item {
  display: flex;
  flex-direction: column;
  position: relative;
  padding-left: var(--space-md);
  border-left: 2px solid rgba(158, 130, 85, 0.4);
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1;
  color: var(--color-dark-text);
  margin-bottom: var(--space-2xs);
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-highlight {
  color: #fca5a5; /* refined red accent */
}

.stat-label {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: var(--space-2xs);
}

.stat-desc {
  font-size: var(--text-xs);
  color: var(--color-dark-muted);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   7. Trusted Clients Section (Client Logos)
   -------------------------------------------------------------------------- */
.clients-section {
  padding-block: var(--space-2xl);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--border-light);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  align-items: center;
}

.client-logo-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background-color: var(--color-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  height: 90px;
  transition: all var(--transition-fast);
}

.client-logo-card:hover {
  background-color: var(--color-surface);
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.client-logo-img {
  max-height: 52px;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(40%);
  opacity: 0.9;
  transition: filter var(--transition-fast), opacity var(--transition-fast);
}

.client-logo-card:hover .client-logo-img {
  filter: grayscale(0%);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   8. Core Services Section
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  position: relative;
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(193, 46, 42, 0.4);
}

.service-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.service-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: rgba(193, 46, 42, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2xs);
}

.service-card-badge {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
}

.service-deliverables {
  margin-block: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.service-deliverable-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.check-icon {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-card-footer {
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-learn-more {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.service-learn-more:hover {
  gap: 0.5rem;
}

/* --------------------------------------------------------------------------
   9. Process / How It Works (4 Steps)
   -------------------------------------------------------------------------- */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  position: relative;
}

.process-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.process-step-num {
  position: absolute;
  top: -16px;
  left: 24px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(193, 46, 42, 0.3);
}

.process-title {
  margin-top: var(--space-xs);
  margin-bottom: var(--space-xs);
  font-size: var(--text-lg);
}

/* --------------------------------------------------------------------------
   10. Startup Incubation (YES SG) Spotlight
   -------------------------------------------------------------------------- */
.incubation-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.incubation-image-frame {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
}

.incubation-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.incubation-feature-box {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

/* --------------------------------------------------------------------------
   11. Why Us Section
   -------------------------------------------------------------------------- */
.why-us-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.why-feature-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.why-feature-card:hover {
  transform: translateY(-2px);
}

.why-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: rgba(158, 130, 85, 0.15);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   12. Testimonials / Reviews (Real Proof from business.json)
   -------------------------------------------------------------------------- */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.review-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  color: #eab308;
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-sm);
}

.review-text {
  font-size: var(--text-base);
  font-style: italic;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  white-space: pre-line;
}

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

.review-author-info {
  display: flex;
  flex-direction: column;
}

.review-author-name {
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.review-source-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.google-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   13. FAQ Accordion Section
   -------------------------------------------------------------------------- */
.faq-container {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.faq-item.is-open {
  border-color: var(--color-primary);
}

.faq-trigger {
  width: 100%;
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: start;
  gap: var(--space-md);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  background: none;
  cursor: pointer;
  min-height: 48px;
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq-item.is-open .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
}

.faq-content[hidden] {
  display: none;
}

/* --------------------------------------------------------------------------
   14. Contact & Consultation Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

.contact-info-card {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  border: 1px solid rgba(158, 130, 85, 0.3);
}

.contact-channel-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-channel-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  color: var(--color-dark-muted);
}

.contact-channel-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.08);
  color: #fca5a5;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-channel-title {
  font-size: var(--text-xs);
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-dark-text);
  margin-bottom: 2px;
}

.contact-channel-val {
  font-size: var(--text-sm);
  color: #e2e8f0;
}

.contact-channel-val a {
  color: #ffffff;
}

.contact-channel-val a:hover {
  color: #fca5a5;
  text-decoration: underline;
}

/* Form Styles */
.contact-form-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  font-size: var(--text-sm);
  color: var(--color-text);
  min-height: 48px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-surface);
  box-shadow: 0 0 0 3px rgba(193, 46, 42, 0.15);
}

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

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.form-feedback {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
}

.form-feedback.success {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-feedback.error {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Map & Location Embed */
.map-frame-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  aspect-ratio: 16 / 9;
  width: 100%;
  margin-top: var(--space-lg);
}

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

/* --------------------------------------------------------------------------
   15. Multi-Column Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer-bio {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  line-height: 1.6;
}

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

.footer-badge-tag {
  font-size: var(--text-xs);
  padding: 0.25rem 0.5rem;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: #cbd5e1;
}

.footer-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-link-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: #ffffff;
  padding-inline-start: 4px;
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-dark-muted);
}

.footer-credit-line {
  color: #94a3b8;
}

/* --------------------------------------------------------------------------
   16. Back to Top Button
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 900;
  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);
}

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

.back-to-top:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
}

.back-to-top:active {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   17. Page Specific: Services, About & Contact Layouts
   -------------------------------------------------------------------------- */
.page-hero {
  padding-block: var(--space-3xl) var(--space-2xl);
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--border-light);
}

.service-catalog-section {
  padding-block: var(--space-3xl);
}

.service-vertical-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-2xl);
}

.service-vertical-card:last-child {
  margin-bottom: 0;
}

.service-table-container {
  overflow-x: auto;
  margin-block: var(--space-lg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}

.service-table {
  width: 100%;
  border-collapse: collapse;
  text-align: start;
  font-size: var(--text-sm);
}

.service-table th {
  background-color: var(--color-bg);
  padding: 0.85rem 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  border-bottom: 1px solid var(--border-light);
}

.service-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--color-muted);
}

.service-table tr:last-child td {
  border-bottom: none;
}

/* Team Grid on About Page */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.team-member-card {
  background-color: var(--color-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.team-role {
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-xs);
}

/* --------------------------------------------------------------------------
   18. Responsive Breakpoints (Mobile-First)
   -------------------------------------------------------------------------- */
/* Tablet (768px - 1023px) */
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

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

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

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

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

  .incubation-split {
    grid-template-columns: 1fr 1fr;
  }

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

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

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

  .footer-grid {
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

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

/* Desktop & Ultra-Wide (1024px+) */
@media (min-width: 1024px) {
  .hamburger-btn {
    display: none;
  }

  .header-nav {
    display: block;
  }

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

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

  .clients-grid {
    grid-template-columns: repeat(7, 1fr);
  }

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

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

/* --------------------------------------------------------------------------
   19. Motion & Animation (Inside prefers-reduced-motion: no-preference)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal-on-scroll {
    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-on-scroll.is-revealed {
    opacity: 1;
    transform: translateY(0);
  }
}