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

/* ===== THEME SYSTEM ===== */
:root {
  --blue: #0095FF;
  --blue-dark: #0077CC;
  --blue-glow: rgba(0, 149, 255, 0.15);

  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-dark: #1a1a2e;
  --bg-card: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #555555;
  --text-muted: #888888;
  --border: #e0e0e0;
  --shadow: rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-dark: #0a0e14;
  --bg-card: #1c2128;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --border: #30363d;
  --shadow: rgba(0, 0, 0, 0.4);
}

/* ===== BASE ===== */
html {
  font-size: 16px;
  scroll-behavior: auto;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
}

body.menu-open {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== SIDE NAV DOTS ===== */
.side-nav {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
}

.side-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.side-nav .dot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 6px 0;
  cursor: pointer;
  position: relative;
}

.side-nav .dot::after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.35;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.side-nav .dot.active::after {
  background: var(--blue);
  opacity: 1;
  width: 12px;
  height: 12px;
  box-shadow: 0 0 12px var(--blue-glow);
}

.side-nav .dot:hover::after {
  opacity: 0.8;
  transform: scale(1.2);
}

.dot-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateX(6px);
  transition: all 0.25s ease;
  pointer-events: none;
  white-space: nowrap;
}

.side-nav .dot:hover .dot-label {
  opacity: 1;
  transform: translateX(0);
}

/* ===== MOBILE HEADER ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  transition: background-color 0.4s ease, border-color 0.4s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
}

.logo-text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-nav-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.mobile-nav-links a {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-primary);
  transition: color 0.2s;
}

.mobile-nav-links a:hover {
  color: var(--blue);
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 101;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px var(--shadow);
}

.theme-toggle:hover {
  border-color: var(--blue);
  box-shadow: 0 2px 16px var(--blue-glow);
}

.icon-sun, .icon-moon {
  position: absolute;
  transition: opacity 0.3s ease, transform 0.3s ease;
  color: var(--text-primary);
}

[data-theme="light"] .icon-sun { opacity: 1; transform: rotate(0); }
[data-theme="light"] .icon-moon { opacity: 0; transform: rotate(-90deg); }
[data-theme="dark"] .icon-sun { opacity: 0; transform: rotate(90deg); }
[data-theme="dark"] .icon-moon { opacity: 1; transform: rotate(0); }

/* ===== FIXED LOGO (desktop, on scroll) ===== */
.logo-fixed {
  position: fixed;
  top: 20px;
  left: 28px;
  z-index: 101;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  pointer-events: none;
}

.logo-fixed.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.logo-fixed span {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 2px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-primary);
  transition: background-color 0.4s ease;
}

.hero-parallax-bg {
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(ellipse at 60% 40%, var(--blue-glow) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(0, 149, 255, 0.06) 0%, transparent 40%);
  will-change: transform;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  max-width: 1140px;
  margin: 0 auto;
  padding: 120px 24px 80px;
  width: 100%;
}

.hero-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 20px;
  min-height: 1.2em;
}

.typing-cursor {
  display: inline-block;
  animation: blink 0.75s step-end infinite;
  color: var(--blue);
  font-weight: 300;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 420px;
  margin-bottom: 32px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--blue);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 149, 255, 0.35);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* Hero Visual - Animated Shapes */
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1;
}

.shape {
  position: absolute;
  border-radius: 20px;
  border: 2px solid var(--blue);
  opacity: 0.25;
  animation: float 8s ease-in-out infinite;
}

.shape-1 {
  width: 55%;
  height: 55%;
  top: 5%;
  left: 5%;
  background: var(--blue-glow);
  animation-delay: 0s;
}

.shape-2 {
  width: 40%;
  height: 40%;
  top: 35%;
  right: 5%;
  border-radius: 50%;
  animation-delay: -2s;
  animation-duration: 10s;
}

.shape-3 {
  width: 30%;
  height: 30%;
  bottom: 8%;
  left: 20%;
  border-radius: 8px;
  animation-delay: -4s;
  animation-duration: 7s;
  transform: rotate(15deg);
}

.shape-4 {
  width: 20%;
  height: 20%;
  top: 15%;
  right: 25%;
  border-radius: 50%;
  background: rgba(0, 149, 255, 0.08);
  animation-delay: -6s;
  animation-duration: 9s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-15px) rotate(2deg); }
  50% { transform: translateY(-5px) rotate(-1deg); }
  75% { transform: translateY(-20px) rotate(1deg); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.scroll-indicator span {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  width: 100%;
  height: 50%;
  background: var(--blue);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* ===== SECTIONS ===== */
.section {
  padding: 100px 0;
  background: var(--bg-primary);
  transition: background-color 0.4s ease;
}

.section-header {
  margin-bottom: 50px;
}

.section-number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--blue);
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-intro {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.7;
}

/* ===== REVEAL ANIMATION ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== DIENSTEN - FLIP CARDS ===== */
.diensten {
  background: var(--bg-secondary);
  transition: background-color 0.4s ease;
}

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

.flip-card {
  perspective: 1000px;
  height: 300px;
  cursor: pointer;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner,
.flip-card.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.flip-card-front {
  background: var(--bg-card);
  border: 1px solid var(--border);
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: border-color 0.3s ease, background-color 0.4s ease;
}

.flip-card-front:hover {
  border-color: var(--blue);
}

.card-icon {
  color: var(--blue);
  margin-bottom: 20px;
}

.flip-card-front h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.card-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: auto;
}

.flip-card-back {
  background: var(--blue);
  color: #fff;
  transform: rotateY(180deg);
  justify-content: center;
}

.flip-card-back h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.flip-card-back p {
  font-size: 0.9rem;
  line-height: 1.7;
  opacity: 0.9;
}

.card-link {
  margin-top: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  opacity: 0.9;
  transition: opacity 0.2s;
}

.card-link:hover {
  opacity: 1;
}

/* ===== STATS ===== */
.stats {
  background: var(--bg-dark);
  padding: 80px 0;
  transition: background-color 0.4s ease;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--blue);
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 10px;
  display: block;
}

/* ===== OVER ONS ===== */
.over-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}

.over-left .section-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.over-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* ===== PROCESS TIMELINE ===== */
.proces {
  background: var(--bg-secondary);
  transition: background-color 0.4s ease;
}

.timeline {
  position: relative;
  padding-left: 64px;
  margin-top: 50px;
}

.timeline-track {
  position: absolute;
  left: 19px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transition: background-color 0.4s ease;
}

.timeline-fill {
  width: 100%;
  height: 0%;
  background: var(--blue);
  transition: height 0.3s ease;
}

.timeline-step {
  position: relative;
  margin-bottom: 48px;
}

.timeline-step:last-child {
  margin-bottom: 0;
}

.step-marker {
  position: absolute;
  left: -56px;
  top: 4px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s ease;
}

.step-marker span {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: color 0.4s ease;
}

.timeline-step.active .step-marker {
  border-color: var(--blue);
  background: var(--blue);
  box-shadow: 0 0 20px var(--blue-glow);
}

.timeline-step.active .step-marker span {
  color: #fff;
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
}

/* ===== KLANTEN - PROJECT CARD ===== */
.project-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background-color 0.4s ease;
}

.project-card:hover {
  border-color: var(--blue);
  box-shadow: 0 8px 32px var(--shadow);
}

.project-image {
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  transition: background-color 0.4s ease;
}

.project-image img {
  max-width: 240px;
  width: 100%;
}

.project-info {
  padding: 40px 40px 40px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}

.project-info h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.project-info > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.project-meta {
  display: flex;
  gap: 32px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.meta-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.meta-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Fatbikes Center Logo */
.project-image--dark {
  background: #000 !important;
}

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

.fatbikes-logo-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.fatbikes-name {
  font-size: 2rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: 3px;
  font-style: italic;
  line-height: 1.1;
}

.fatbikes-center {
  font-size: 1.8rem;
  font-weight: 900;
  color: #4CAF50;
  letter-spacing: 2px;
  font-style: italic;
  line-height: 1.1;
  display: flex;
  align-items: center;
  gap: 6px;
}

.fatbikes-bike {
  flex-shrink: 0;
}

.fatbikes-tagline {
  display: block;
  font-size: 0.8rem;
  color: #fff;
  font-style: italic;
  letter-spacing: 1px;
  margin-top: 6px;
  opacity: 0.85;
}

/* ===== KORTE LIJNEN ===== */
.lijnen {
  background: var(--bg-secondary);
  transition: background-color 0.4s ease;
}

.lijnen-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.lijnen-left .section-title {
  margin-bottom: 16px;
}

.lijnen-left p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
}

.lijnen-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 16px;
  transition: border-color 0.3s ease, background-color 0.4s ease;
}

.lijnen-feature:hover {
  border-color: var(--blue);
}

.feature-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-glow);
  border-radius: 10px;
  color: var(--blue);
}

.lijnen-feature h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.lijnen-feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}

.contact-left p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.contact-email-link {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--blue);
  display: inline-block;
  transition: opacity 0.2s;
}

.contact-email-link:hover {
  opacity: 0.8;
}

.form-message {
  display: none;
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.form-message--success {
  display: block;
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-message--error {
  display: block;
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg-card);
  color: var(--text-primary);
  transition: border-color 0.3s ease, background-color 0.4s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.btn-submit {
  align-self: flex-start;
  gap: 8px;
}

.btn-submit svg {
  transition: transform 0.2s;
}

.btn-submit:hover svg {
  transform: translateX(4px);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
  transition: background-color 0.4s ease;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: #fff;
  display: block;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}

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

.footer-contact a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}

.footer-contact a:hover {
  color: var(--blue);
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ===== FLOATING CTA ===== */
.floating-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--blue);
  color: #fff;
  padding: 14px 22px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.85rem;
  box-shadow: 0 4px 20px rgba(0, 149, 255, 0.4);
  z-index: 90;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.floating-cta.visible {
  transform: translateY(0);
  opacity: 1;
}

.floating-cta:hover {
  background: var(--blue-dark);
  box-shadow: 0 6px 30px rgba(0, 149, 255, 0.5);
  transform: translateY(-2px);
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1024px) {
  .hero-grid {
    gap: 40px;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .over-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .lijnen-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .side-nav {
    right: 16px;
  }

  .theme-toggle {
    right: 60px;
  }
}

@media (max-width: 768px) {
  .side-nav {
    display: none;
  }

  .logo-fixed {
    display: none;
  }

  .mobile-header {
    display: flex;
  }

  .theme-toggle {
    top: 10px;
    right: 64px;
    width: 38px;
    height: 38px;
    z-index: 1001;
  }

  .hero {
    min-height: 100vh;
    padding-top: 60px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    padding: 100px 24px 60px;
    gap: 0;
  }

  .hero-right {
    display: none;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .scroll-indicator {
    bottom: 20px;
  }

  .section {
    padding: 70px 0;
  }

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

  .flip-card {
    height: 260px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .project-image {
    padding: 30px;
  }

  .project-info {
    padding: 0 24px 30px;
  }

  .timeline {
    padding-left: 54px;
  }

  .step-marker {
    left: -46px;
    width: 32px;
    height: 32px;
  }

  .timeline-track {
    left: 15px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .floating-cta {
    bottom: 20px;
    right: 20px;
    padding: 12px 18px;
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 50px 0;
  }

  .section-title {
    font-size: clamp(1.7rem, 7vw, 2.2rem);
  }

  .hero-grid {
    padding: 90px 16px 50px;
  }

  .flip-card {
    height: 240px;
  }

  .flip-card-front,
  .flip-card-back {
    padding: 24px;
  }

  .stats {
    padding: 60px 0;
  }

  .floating-cta span {
    display: none;
  }

  .floating-cta {
    padding: 14px;
    border-radius: 50%;
  }
}