/*
 * DR. HIRSCH CONSULTING - Modern Layout CSS
 * Design-System & Responsive Framework
 * Focus: High-end aesthetics, data-oriented structure, and practical clarity.
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   CSS Custom Properties (Color Palette, Shadows, Typography)
   ========================================================================== */
:root {
  /* HSL Colors - Slate, Dark Blue & High-Tech Cyan */
  --color-primary-dark: hsl(220, 25%, 12%);      /* Deep Slate Blue */
  --color-primary-light: hsl(220, 20%, 18%);     /* Lighter Slate for card backgrounds etc. */
  --color-accent-blue: hsl(220, 76%, 47%);      /* Royal Blue matching Logo (trust, reliability) */
  --color-accent-cyan: hsl(180, 100%, 45%);      /* Cyan Accent (data flows, nodes) */
  --color-accent-cyan-glow: hsla(180, 100%, 45%, 0.15);
  
  --color-bg-light: hsl(210, 30%, 98%);          /* Soft light background for content */
  --color-bg-white: hsl(0, 0%, 100%);
  --color-bg-card: hsl(0, 0%, 100%);
  
  /* Text Colors */
  --color-text-dark: hsl(220, 20%, 18%);
  --color-text-muted: hsl(220, 10%, 45%);
  --color-text-light: hsl(210, 15%, 95%);
  --color-text-light-muted: hsl(210, 10%, 75%);

  /* Borders & Shadows */
  --border-light: 1px solid hsl(210, 20%, 90%);
  --border-dark: 1px solid hsla(210, 15%, 95%, 0.1);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 30px rgba(12, 18, 30, 0.08);
  --shadow-lg: 0 20px 40px rgba(12, 18, 30, 0.12);
  --shadow-glow: 0 0 20px var(--color-accent-cyan-glow);

  /* Fonts */
  --font-family-headings: 'Outfit', sans-serif;
  --font-family-body: 'Inter', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================================================
   Base Resets
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family-body);
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   Typography & Headers
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-headings);
  color: var(--color-primary-dark);
  font-weight: 600;
  line-height: 1.25;
}

h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  position: relative;
  padding-bottom: 0.75rem;
  margin-bottom: 2rem;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--color-accent-blue);
  border-radius: 2px;
}

h2.center::after {
  left: 50%;
  transform: translateX(-50%);
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

p {
  margin-bottom: 1.25rem;
}

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

a:hover {
  color: var(--color-accent-cyan);
}

ul {
  list-style-type: none;
}

/* ==========================================================================
   Layout Containers & Grid
   ========================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

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

.section-dark h2 {
  color: var(--color-text-light);
}

.section-dark h3 {
  color: var(--color-text-light);
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.muted {
  color: var(--color-text-muted);
}

/* ==========================================================================
   Interactive Background SVG Canvas
   ========================================================================== */
.network-canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.08;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-family-headings);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--color-accent-blue);
  color: var(--color-bg-white);
}

.btn-primary:hover {
  background-color: var(--color-accent-cyan);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary-dark);
}

.btn-secondary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

.btn-outline-light {
  background-color: transparent;
  color: var(--color-text-light);
  border: 2px solid var(--color-text-light-muted);
}

.btn-outline-light:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
  transform: translateY(-2px);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  background-color: rgba(12, 18, 30, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: var(--border-dark);
  padding: 0.75rem 0;
}

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

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 64px;
  width: auto;
  display: block;
}

.logo-text {
  font-family: var(--font-family-headings);
  color: var(--color-text-light);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

.logo-text span {
  color: var(--color-accent-cyan);
  font-weight: 400;
}

.logo-sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-light-muted);
  display: block;
  font-weight: 500;
  margin-top: -2px;
}

/* Navigation Links */
.main-nav ul {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--color-text-light-muted);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-text-light);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent-cyan);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-btn-item {
  margin-left: 2.5rem;
  display: flex;
  align-items: center;
}

.nav-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent-blue);
  color: var(--color-bg-white);
  transition: var(--transition-fast);
}

.nav-btn:hover {
  background-color: var(--color-accent-cyan);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  opacity: 0;
  visibility: hidden;
  background-color: var(--color-primary-light);
  border: var(--border-dark);
  border-radius: var(--radius-md);
  padding: 0.75rem 0;
  min-width: 240px;
  box-shadow: var(--shadow-lg);
  transition: opacity var(--transition-fast) ease, transform var(--transition-fast) ease, visibility var(--transition-fast) ease;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0 !important;
  list-style: none;
}

.dropdown-menu li {
  margin: 0;
  width: 100%;
}

.dropdown-menu a {
  display: block;
  padding: 0.6rem 1.5rem;
  color: var(--color-text-light-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.dropdown-menu a:hover {
  color: var(--color-accent-cyan);
  background-color: rgba(6, 182, 212, 0.08);
  padding-left: 1.75rem;
}

/* Show Dropdown on Hover */
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Mobile Menu Trigger */
.menu-trigger {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-light);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 8rem 0 6rem;
  background: radial-gradient(circle at 80% 20%, hsl(220, 25%, 16%) 0%, var(--color-primary-dark) 100%);
  color: var(--color-text-light);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: linear-gradient(135deg, rgba(6, 147, 227, 0.05) 0%, rgba(0, 208, 132, 0.05) 100%);
  pointer-events: none;
}

.hero-subtitle {
  color: var(--color-accent-cyan);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
  display: inline-block;
}

.hero h1 {
  color: var(--color-bg-white);
  margin-bottom: 1.5rem;
  line-height: 1.15;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

.hero .container {
  max-width: 1400px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border: var(--border-dark);
  transition: transform var(--transition-medium);
}

.hero-image-wrapper:hover {
  transform: translateY(-5px);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

h2.no-line::after {
  display: none !important;
}

.service-card-link-wrapper {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card:hover .service-card-link {
  color: var(--color-accent-cyan);
}

/* ==========================================================================
   Cards & Core Values
   ========================================================================== */
.value-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: var(--border-light);
  overflow: hidden;
  transition: var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.value-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-blue);
}

.value-card-img-wrapper {
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-bottom: var(--border-light);
  background-color: var(--color-bg-light);
}

.value-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

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

.value-card-content {
  padding: 2.5rem 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.value-card h3 {
  margin-bottom: 1rem;
}

.value-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ==========================================================================
   Leistungsbereiche (Startpage Grid)
   ========================================================================== */
.services-intro {
  max-width: 700px;
  margin: 0 auto 4rem;
}

.service-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: var(--border-light);
  overflow: hidden;
  transition: var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-blue);
}

.service-card-img-wrapper {
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-bottom: var(--border-light);
  background-color: var(--color-bg-light);
}

.service-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  padding: 0;
  transition: transform var(--transition-medium);
}

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

.service-card-content {
  padding: 2.5rem 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-card h3 {
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-card-link {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.95rem;
}

.service-card-link i {
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card-link i {
  transform: translateX(4px);
}

/* ==========================================================================
   Interaktiver Logistik-Quick-Check (Micro-Tool)
   ========================================================================== */
.quick-check-box {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg);
  border: var(--border-dark);
  padding: 3rem;
  color: var(--color-text-light);
}

.quick-check-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.quick-check-sliders {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.slider-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.slider-label-wrapper {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 500;
}

.slider-label-wrapper span:last-child {
  color: var(--color-accent-cyan);
  font-weight: 700;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: hsl(220, 20%, 30%);
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent-cyan);
  cursor: pointer;
  box-shadow: var(--shadow-glow);
  transition: transform var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.quick-check-result {
  background: radial-gradient(circle at center, hsl(220, 20%, 22%) 0%, hsl(220, 25%, 15%) 100%);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  text-align: center;
  border: var(--border-dark);
  position: relative;
}

.quick-check-result::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-cyan));
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.result-title {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  color: var(--color-text-light-muted);
  margin-bottom: 0.5rem;
}

.result-value {
  font-family: var(--font-family-headings);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent-cyan);
  margin-bottom: 0.75rem;
  line-height: 1;
}

.result-desc {
  font-size: 0.95rem;
  color: var(--color-text-light-muted);
  margin-bottom: 1.5rem;
}

/* ==========================================================================
   References (Logo Slider)
   ========================================================================== */
.references-section {
  background-color: var(--color-bg-white);
  padding: 1.5rem 0;
  border-top: var(--border-light);
  border-bottom: var(--border-light);
}

.logo-slider {
  display: flex;
  overflow: hidden;
  position: relative;
  width: 100%;
  padding: 1rem 0;
}

.logo-slider::before, .logo-slider::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.logo-slider::before {
  left: 0;
  background: linear-gradient(to right, var(--color-bg-white), transparent);
}

.logo-slider::after {
  right: 0;
  background: linear-gradient(to left, var(--color-bg-white), transparent);
}

.logo-track {
  display: flex;
  gap: 4rem;
  animation: scrollLogos 30s linear infinite;
  white-space: nowrap;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-headings);
  font-weight: 700;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  opacity: 0.4;
  transition: opacity var(--transition-fast);
}

.logo-item:hover {
  opacity: 0.8;
}

@keyframes scrollLogos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   Page Templates (Services Detail & Company)
   ========================================================================== */
.page-hero {
  padding: 6rem 0 4rem;
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  border-bottom: var(--border-dark);
}

.page-hero h1 {
  color: var(--color-bg-white);
  margin-bottom: 1rem;
}

.page-hero p {
  color: var(--color-text-light-muted);
  font-size: 1.15rem;
  max-width: 800px;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
}

.service-content h3 {
  margin: 2.5rem 0 1rem;
}

.service-content ul {
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-content li {
  position: relative;
  padding-left: 2rem;
  font-size: 1.05rem;
}

.service-content li::before {
  content: '\f00c'; /* Checkmark icon representation */
  font-family: Arial, sans-serif;
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent-blue);
  font-weight: 700;
}

/* Service Sidebar Menu */
.sidebar-box {
  background-color: var(--color-bg-white);
  border: var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
  position: sticky;
  top: 120px;
}

.sidebar-title {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-bg-light);
}

.sidebar-menu li {
  margin-bottom: 0.75rem;
}

.sidebar-link {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  transition: var(--transition-fast);
}

.sidebar-link:hover, .sidebar-link.active {
  background-color: var(--color-bg-light);
  color: var(--color-accent-blue);
  padding-left: 1.25rem;
}

/* ==========================================================================
   Company Page Specifcs
   ========================================================================== */
.philosophy-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: var(--border-light);
  padding: 3rem;
  margin-bottom: 4rem;
}

.profile-card {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 3rem;
  color: var(--color-text-light);
  border: var(--border-dark);
}

.reference-categories {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.category-box h3 {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-accent-blue);
  padding-bottom: 0.5rem;
}

.reference-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.reference-item {
  background-color: var(--color-bg-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  border: var(--border-light);
  display: flex;
  align-items: center;
  font-weight: 500;
  color: var(--color-primary-dark);
}

.reference-item::before {
  content: '▪';
  color: var(--color-accent-blue);
  margin-right: 0.75rem;
  font-size: 1.2rem;
}

/* ==========================================================================
   Contact Page (No Google Maps)
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1.25rem;
}

.contact-info-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background-color: hsla(210, 100%, 45%, 0.1);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-info-text h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.contact-info-text p, .contact-info-text a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Contact Form */
.contact-form-box {
  background-color: var(--color-bg-white);
  border: var(--border-light);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
  padding: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-primary-dark);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: var(--border-light);
  font-family: var(--font-family-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 3px hsla(210, 100%, 45%, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

/* Form Feedback Alerts */
.form-feedback {
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  line-height: 1.5;
  display: none;
  animation: formFeedbackFadeIn 0.3s ease-out forwards;
  scroll-margin-top: 110px;
}

.form-feedback.success {
  display: block;
  background-color: rgba(0, 208, 132, 0.1);
  border: 1px solid #00d084;
  color: #0c543a;
}

.form-feedback.error {
  display: block;
  background-color: rgba(220, 53, 69, 0.1);
  border: 1px solid #dc3545;
  color: #721c24;
}

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

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light-muted);
  padding: 4rem 0 2rem;
  border-top: var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-about h3 {
  color: var(--color-bg-white);
  margin-bottom: 1.5rem;
}

.footer-about p {
  font-size: 0.95rem;
  max-width: 400px;
}

.footer-links h4 {
  color: var(--color-bg-white);
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--color-text-light-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-accent-cyan);
  padding-left: 4px;
}

.social-icon {
  color: var(--color-text-light-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.social-icon:hover {
  color: var(--color-accent-cyan);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: var(--border-dark);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: var(--color-text-light-muted);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.85rem; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .service-detail-grid { grid-template-columns: 1fr; gap: 3rem; }
  .sidebar-box { position: static; }
}

@media (max-width: 768px) {
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.5rem; }

  .grid-2, .grid-3, .quick-check-grid, .contact-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .site-header { padding: 0.75rem 0; }
  .header-container { padding: 0 1rem; }
  .logo-wrapper { margin-right: auto; }
  .logo-img { height: 56px; }
  
  .menu-trigger {
    display: block;
    padding: 0.25rem;
    font-size: 1.65rem;
  }
  .menu-trigger i {
    font-style: normal;
    display: block;
    line-height: 1;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(12, 18, 30, 0.98);
    border-bottom: var(--border-dark);
    padding: 1.5rem 0;
  }
  
  .main-nav.mobile-active {
    display: block;
  }
  
  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 0.5rem 2rem;
    width: 100%;
  }

  .main-nav ul li {
    width: 100%;
  }

  .main-nav .nav-link {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-bg-white);
    display: block;
    padding: 0.25rem 0;
  }

  .main-nav .nav-link::after {
    display: none; /* Hide hover underline line on mobile */
  }

  /* Mobile Dropdown Override */
  .main-nav ul .dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: none;
    border: none;
    box-shadow: none;
    min-width: auto;
    padding: 0.5rem 0 0.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem !important;
    border-left: 2px solid var(--color-accent-cyan-glow);
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
  }
  
  .main-nav ul .dropdown-menu li {
    text-align: left;
    width: 100%;
  }
  
  .main-nav ul .dropdown-menu a {
    padding: 0.25rem 0;
    font-size: 0.95rem;
    white-space: normal;
    text-align: left;
    color: var(--color-text-light-muted);
    display: block;
  }
  
  .main-nav ul .dropdown-menu a:hover {
    padding-left: 4px;
    color: var(--color-accent-cyan);
    background: none;
  }
  
  .nav-btn-item {
    margin-left: 0;
    margin-top: 1.25rem;
    width: 100%;
    display: flex;
    justify-content: center;
    align-self: center;
  }

  .nav-btn {
    width: 90%;
    text-align: center;
    padding: 0.75rem 1.5rem;
  }
  
  .hero { padding: 6rem 0 4rem; text-align: center; }
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-image-wrapper { max-width: 450px; margin: 0 auto; }
  
  .service-sidebar { display: none; }
  
  .quick-check-box { padding: 2rem 1.5rem; }
  .contact-form-box { padding: 2rem 1.5rem; }
  .reference-list { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}