/* Variables */
:root {
  /* Colors */
  --color-background: #F8F1E9;
  --color-accent: #D4A373;
  --color-text: #3C2F2F;
  --color-button: #C68E17;
  --color-button-hover: #9E6E10;
  --color-white: #FFFFFF;
  --color-light: #F1E9E0;
  --color-error: #D8503F;

  /* Typography */
  --font-primary: 'Quattrocento', serif;
  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.125rem;  /* 18px */
  --font-size-lg: 1.25rem;   /* 20px */
  --font-size-xl: 1.5rem;    /* 24px */
  --font-size-2xl: 1.875rem; /* 30px */
  --font-size-3xl: 2.25rem;  /* 36px */
  --font-size-4xl: 3rem;     /* 48px */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.8;
  --font-weight-normal: 400;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-xs: 0.25rem;  /* 4px */
  --spacing-sm: 0.5rem;   /* 8px */
  --spacing-md: 1rem;     /* 16px */
  --spacing-lg: 1.5rem;   /* 24px */
  --spacing-xl: 2rem;     /* 32px */
  --spacing-2xl: 3rem;    /* 48px */
  --spacing-3xl: 4rem;    /* 64px */
  --spacing-4xl: 6rem;    /* 96px */

  /* Borders */
  --border-radius-sm: 0.25rem;  /* 4px */
  --border-radius-md: 0.5rem;   /* 8px */
  --border-radius-lg: 1rem;     /* 16px */
  --border-width-thin: 1px;
  --border-width-normal: 2px;
  --border-width-thick: 4px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-indices */
  --z-index-negative: 1;
  --z-index-low: 10;
  --z-index-medium: 50;
  --z-index-high: 100;
  --z-index-modal: 1000;

  /* Breakpoints */
  --breakpoint-xs: 480px;
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
  --breakpoint-2xl: 1400px;

  /* Container widths */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;
  --container-2xl: 1320px;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

a:hover,
a:focus {
  color: var(--color-button);
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-primary);
  border: none;
  background-color: transparent;
}

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

/* Container */
.container {
  width: 100%;
  max-width: 100%;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 576px) {
  .container {
    max-width: var(--container-sm);
  }
}

@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}

@media (min-width: 992px) {
  .container {
    max-width: var(--container-lg);
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: var(--container-xl);
  }
}

@media (min-width: 1400px) {
  .container {
    max-width: var(--container-2xl);
  }
}

/* Button */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-button);
  color: var(--color-white);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-bold);
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  border: none;
  text-decoration: none;
}

.btn:hover,
.btn:focus {
  background-color: var(--color-button-hover);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-background);
  z-index: var(--z-index-high);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md) 0;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.header__logo {
  display: block;
  max-width: 150px;
}

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

.header__menu-toggle {
  display: block;
  width: 24px;
  height: 24px;
  position: relative;
  z-index: var(--z-index-medium);
}

.header__menu-icon,
.header__menu-icon::before,
.header__menu-icon::after {
  display: block;
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.header__menu-icon {
  top: 50%;
  transform: translateY(-50%);
}

.header__menu-icon::before,
.header__menu-icon::after {
  content: '';
}

.header__menu-icon::before {
  top: -8px;
}

.header__menu-icon::after {
  bottom: -8px;
}

.header__menu-toggle--active .header__menu-icon {
  background-color: transparent;
}

.header__menu-toggle--active .header__menu-icon::before {
  transform: translateY(8px) rotate(45deg);
}

.header__menu-toggle--active .header__menu-icon::after {
  transform: translateY(-8px) rotate(-45deg);
}

.header__menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 300px;
  padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-lg);
  background-color: var(--color-background);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  overflow-y: auto;
  z-index: var(--z-index-medium);
}

.header__menu--active {
  transform: translateX(0);
}

.header__menu-item {
  margin-bottom: var(--spacing-sm);
}

.header__menu-link {
  display: block;
  padding: var(--spacing-sm) 0;
  color: var(--color-text);
  font-weight: var(--font-weight-bold);
  transition: color var(--transition-fast);
}

.header__menu-link:hover,
.header__menu-link:focus {
  color: var(--color-accent);
}

.header__menu-link--accent {
  color: var(--color-button);
}

.header__menu-link--accent:hover,
.header__menu-link--accent:focus {
  color: var(--color-button-hover);
}

@media (min-width: 992px) {
  .header__logo {
    max-width: 200px;
  }

  .header__menu-toggle {
    display: none;
  }

  .header__menu {
    position: static;
    width: auto;
    max-width: none;
    transform: translateX(0);
    padding: 0;
    box-shadow: none;
    flex-direction: row;
    gap: var(--spacing-lg);
    overflow: visible;
    background-color: transparent;
  }

  .header__menu-item {
    margin-bottom: 0;
  }

  .header__menu-link {
    padding: var(--spacing-xs) 0;
  }
}

/* Main */
.main {
  padding-top: 80px; /* Header height */
}

/* Section */
.section {
  padding: var(--spacing-3xl) 0;
}

.section__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
  position: relative;
}

.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
  margin: var(--spacing-sm) auto 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-4xl) 0;
  }

  .section__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-2xl);
  }
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 500px;
  max-height: 800px;
  display: flex;
  align-items: center;
  background-color: var(--color-text);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--color-white);
  margin-top: -80px; /* Cancel header padding */
  padding-top: 80px; /* Add back header padding */
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-index-negative);
}

.hero__container {
  position: relative;
  z-index: var(--z-index-low);
}

.hero__content {
  max-width: 700px;
  text-align: center;
  margin: 0 auto;
}

.hero__title {
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
}

.hero__btn {
  font-size: var(--font-size-md);
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--font-size-4xl);
  }

  .hero__subtitle {
    font-size: var(--font-size-xl);
  }
}

/* Diensten Section */
.diensten__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.diensten__item {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  opacity: 0;
  transform: translateY(20px);
}

.diensten__item.animate {
  opacity: 1;
  transform: translateY(0);
}

.diensten__item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.diensten__icon {
  font-size: var(--font-size-3xl);
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.diensten__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

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

@media (min-width: 768px) {
  .diensten__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .diensten__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Voordelen Section */
.section--voordelen {
  background-color: var(--color-light);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 18px;
  height: 100%;
  width: 2px;
  background-color: var(--color-accent);
}

.timeline__item {
  position: relative;
  padding-left: var(--spacing-3xl);
  margin-bottom: var(--spacing-xl);
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.timeline__item.animate {
  opacity: 1;
  transform: translateX(0);
}

.timeline__item:last-child {
  margin-bottom: 0;
}

.timeline__item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 10px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-button);
  border: 2px solid var(--color-accent);
}

.timeline__content {
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.timeline__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

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

@media (min-width: 768px) {
  .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline__item {
    padding-left: 0;
    width: 45%;
  }

  .timeline__item:nth-child(odd) {
    margin-left: auto;
    padding-left: var(--spacing-xl);
  }

  .timeline__item:nth-child(even) {
    margin-right: auto;
    padding-right: var(--spacing-xl);
    text-align: right;
  }

  .timeline__item:nth-child(odd)::before {
    left: -8px;
  }

  .timeline__item:nth-child(even)::before {
    left: auto;
    right: -8px;
  }

  .timeline__item:nth-child(odd) {
    transform: translateX(20px);
  }

  .timeline__item:nth-child(even) {
    transform: translateX(-20px);
  }

  .timeline__item.animate {
    transform: translateX(0);
  }
}

/* Team Section */
.team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.team__member {
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.team__member.animate {
  opacity: 1;
  transform: translateY(0);
}

.team__photo {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
  border: 3px solid var(--color-accent);
}

.team__name {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.team__role {
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.team__bio {
  max-width: 300px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .team__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Ervaringen Section */
.section--ervaringen {
  background-color: var(--color-light);
}

.testimonials {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.testimonials__slider {
  overflow: hidden;
}

.testimonial {
  padding: var(--spacing-lg);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.testimonial--active {
  opacity: 1;
}

.testimonial__content {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial__content::before {
  content: '"';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 60px;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  opacity: 0.2;
  line-height: 1;
}

.testimonial__text {
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: var(--z-index-low);
}

.testimonial__author {
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

.testimonials__controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.testimonials__btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.testimonials__btn:hover,
.testimonials__btn:focus {
  background-color: var(--color-button);
}

/* Prijzen Section */
.prijzen__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.prijs {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-xl);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  opacity: 0;
  transform: translateY(20px);
}

.prijs.animate {
  opacity: 1;
  transform: translateY(0);
}

.prijs--featured {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-10px) scale(1.05);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: var(--z-index-low);
}

.prijs--featured.animate {
  transform: translateY(-10px);
}

.prijs--featured .prijs__title,
.prijs--featured .prijs__amount {
  color: var(--color-white);
}

.prijs:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.prijs--featured:hover {
  transform: translateY(-15px);
}

.prijs__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.prijs__amount {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.prijs__features {
  margin-bottom: var(--spacing-xl);
}

.prijs__feature {
  margin-bottom: var(--spacing-sm);
}

.prijs__feature:last-child {
  margin-bottom: 0;
}

.prijs__btn {
  width: 100%;
}

@media (min-width: 768px) {
  .prijzen__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* FAQ Section */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-light);
}

.faq__question {
  width: 100%;
  text-align: left;
  padding: var(--spacing-md) 0;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq__icon {
  font-size: var(--font-size-sm);
  transition: transform var(--transition-fast);
}

.faq__question--active .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq__answer p {
  padding: 0 0 var(--spacing-md);
}

/* Nieuwsbrief Section */
.section--nieuwsbrief {
  background-color: var(--color-light);
  text-align: center;
}

.nieuwsbrief__text {
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.nieuwsbrief__form {
  max-width: 500px;
  margin: 0 auto;
}

.nieuwsbrief__input-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.nieuwsbrief__input {
  padding: var(--spacing-md);
  border: 1px solid var(--color-light);
  border-radius: var(--border-radius-md);
  width: 100%;
}

.nieuwsbrief__checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nieuwsbrief__checkbox-text {
  font-size: var(--font-size-sm);
}

@media (min-width: 576px) {
  .nieuwsbrief__input-wrapper {
    flex-direction: row;
  }

  .nieuwsbrief__btn {
    flex-shrink: 0;
  }
}

/* Contact Section */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-lg);
}

.contact__icon {
  font-size: var(--font-size-xl);
  color: var(--color-accent);
  margin-right: var(--spacing-md);
  margin-top: var(--spacing-xs);
}

.contact__info-title {
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-xs);
}

.contact__form {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.form__group {
  margin-bottom: var(--spacing-md);
}

.form__label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: var(--font-weight-bold);
}

.form__input {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-light);
  border-radius: var(--border-radius-md);
  transition: border-color var(--transition-fast);
}

.form__input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form__input--error {
  border-color: var(--color-error);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

.form__checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form__checkbox-text {
  font-size: var(--font-size-sm);
}

.form__btn {
  width: 100%;
}

@media (min-width: 992px) {
  .contact__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Success Page */
.section--success {
  min-height: calc(100vh - 300px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.success {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.success__icon {
  font-size: 5rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.success__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.success__text {
  margin-bottom: var(--spacing-xl);
}

/* Page Content (Privacy, Terms, etc.) */
.section--page {
  padding-top: var(--spacing-4xl);
}

.page__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.page__date {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.page__content {
  max-width: 800px;
  margin: 0 auto;
}

.page__subtitle {
  font-size: var(--font-size-xl);
  margin: var(--spacing-xl) 0 var(--spacing-md);
}

.page__subsubtitle {
  font-size: var(--font-size-lg);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.page__list {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-xl);
}

.page__list li {
  list-style-type: disc;
  margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.footer__logo-wrapper {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.footer__logo {
  display: inline-block;
  max-width: 200px;
}

.footer__logo-img {
  filter: brightness(0) invert(1);
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

.footer__nav-title {
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

.footer__nav-item {
  margin-bottom: var(--spacing-sm);
}

.footer__nav-link {
  color: var(--color-white);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer__nav-link:hover,
.footer__nav-link:focus {
  opacity: 1;
  color: var(--color-white);
}

.footer__info {
  text-align: center;
  opacity: 0.8;
}

.footer__info-text {
  margin-bottom: var(--spacing-xs);
}

.footer__copyright {
  margin-top: var(--spacing-lg);
  font-size: var(--font-size-sm);
}

@media (min-width: 992px) {
  .footer__container {
    grid-template-columns: 1fr;
  }
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 50px;
  height: 50px;
  background-color: var(--color-button);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal), background-color var(--transition-fast);
  z-index: var(--z-index-medium);
}

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

.back-to-top:hover,
.back-to-top:focus {
  background-color: var(--color-button-hover);
  color: var(--color-white);
}

/* Animation Transitions */
.diensten__item:nth-child(1) { transition-delay: 0.1s; }
.diensten__item:nth-child(2) { transition-delay: 0.2s; }
.diensten__item:nth-child(3) { transition-delay: 0.3s; }
.diensten__item:nth-child(4) { transition-delay: 0.4s; }

.timeline__item:nth-child(1) { transition-delay: 0.1s; }
.timeline__item:nth-child(2) { transition-delay: 0.2s; }
.timeline__item:nth-child(3) { transition-delay: 0.3s; }
.timeline__item:nth-child(4) { transition-delay: 0.4s; }

.team__member:nth-child(1) { transition-delay: 0.1s; }
.team__member:nth-child(2) { transition-delay: 0.2s; }
.team__member:nth-child(3) { transition-delay: 0.3s; }

.prijs:nth-child(1) { transition-delay: 0.1s; }
.prijs:nth-child(2) { transition-delay: 0.2s; }
.prijs:nth-child(3) { transition-delay: 0.3s; }

/* Responsive Adjustments */
@media (max-width: 575.98px) {
  :root {
    --font-size-4xl: 2.5rem;
    --font-size-3xl: 2rem;
    --font-size-2xl: 1.75rem;
    --font-size-xl: 1.25rem;
    --spacing-4xl: 4rem;
    --spacing-3xl: 3rem;
    --spacing-2xl: 2rem;
  }
}