:root,
[data-theme=light] {
  --neutral-background: #ffffff;
  --neutral-background-subtle: #f7f7f7;
  --neutral-background-inverted: #1a1a1a;
  --neutral-background-hover: #efefef;
  --neutral-foreground: #333333;
  --neutral-foreground-strong: #1a1a1a;
  --neutral-foreground-subtle: #999999;
  --neutral-foreground-inverted: #ffffff;
  --neutral-foreground-disabled: #cccccc;
  --neutral-stroke-subtle: #f0f0f0;
  --neutral-stroke: #e5e5e5;
  --neutral-stroke-strong: #1a1a1a;
  --accent-background: #ffc43c;
  --accent-background-subtle: rgb(255 196 60 / 0.13);
  --accent-background-hover: #ffb820;
  --accent-foreground: #ffc43c;
  --accent-foreground-on-accent: #1a1a1a;
  --accent-stroke: #ffc43c;
  --accent-stroke-subtle: rgb(255 196 60 / 0.4);
}

[data-theme=dark] {
  --neutral-background: #1a1a1a;
  --neutral-background-subtle: #242424;
  --neutral-background-inverted: #ffffff;
  --neutral-background-hover: #2e2e2e;
  --neutral-foreground: #e5e5e5;
  --neutral-foreground-strong: #ffffff;
  --neutral-foreground-subtle: #888888;
  --neutral-foreground-inverted: #1a1a1a;
  --neutral-foreground-disabled: #555555;
  --neutral-stroke-subtle: #2a2a2a;
  --neutral-stroke: #333333;
  --neutral-stroke-strong: #ffffff;
  --accent-background: #ffd676;
  --accent-background-subtle: rgb(255 214 118 / 0.18);
  --accent-background-hover: #ffc43c;
  --accent-foreground: #ffd676;
  --accent-foreground-on-accent: #1a1a1a;
  --accent-stroke: #ffd676;
  --accent-stroke-subtle: rgb(255 214 118 / 0.4);
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
       text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  text-rendering: optimizeSpeed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

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

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

ul,
ol {
  list-style: none;
}

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

body {
  font-family: "DM Sans", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--neutral-foreground);
  background-color: var(--neutral-background);
  transition: color 0.25s ease, background-color 0.25s ease;
}

a {
  color: var(--neutral-foreground-strong);
  transition: color 0.25s ease;
}
a:hover {
  color: var(--accent-foreground);
}
a:focus-visible {
  outline: 2px solid var(--accent-stroke);
  outline-offset: 3px;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}
button:focus-visible {
  outline: 2px solid var(--accent-stroke);
  outline-offset: 3px;
}

section {
  padding: 6rem 0;
}

h1 {
  font-family: "Syne", sans-serif;
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--neutral-foreground-strong);
}

h2 {
  font-family: "Syne", sans-serif;
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--neutral-foreground-strong);
}

h3 {
  font-family: "Syne", sans-serif;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--neutral-foreground-strong);
}

h4 {
  font-family: "Syne", sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--neutral-foreground-strong);
}

h5 {
  font-family: "Syne", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--neutral-foreground-strong);
}

h6 {
  font-family: "Syne", sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--neutral-foreground-strong);
}

.o-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
@media (min-width: 768px) {
  .o-container {
    padding-inline: 3rem;
  }
}
@media (min-width: 1280px) {
  .o-container {
    padding-inline: 2rem;
  }
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--neutral-background);
  border-bottom: 2px solid transparent;
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.navbar--scrolled {
  border-color: var(--accent-stroke);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}
.navbar__inner {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}
.navbar__logo {
  font-family: "Syne", sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--neutral-foreground-strong);
  letter-spacing: -0.02em;
}
.navbar__logo span {
  color: var(--accent-foreground);
}
.navbar__logo:hover {
  color: var(--neutral-foreground-strong);
}
.navbar__nav {
  display: none;
}
@media (min-width: 768px) {
  .navbar__nav {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    gap: 1.5rem;
  }
}
.navbar__link {
  font-family: "DM Sans", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--neutral-foreground);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.navbar__link:hover, .navbar__link--active {
  color: var(--neutral-foreground-strong);
  border-color: var(--accent-stroke);
}
.navbar__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}
@media (min-width: 768px) {
  .navbar__toggle {
    display: none;
  }
}
.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--neutral-foreground-strong);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
@media (max-width: 767px) {
  .navbar--open .navbar__inner {
    flex-wrap: wrap;
    height: auto;
    padding-bottom: 1.5rem;
  }
  .navbar--open .navbar__toggle {
    padding: 20px 0px;
  }
  .navbar--open .navbar_settings {
    justify-content: end;
  }
  .navbar--open .navbar__nav {
    display: flex;
    width: 100%;
    order: 1;
    padding-top: 1.5rem;
    gap: 1rem;
    border-top: 1px solid var(--accent-stroke);
  }
  .navbar--open nav.navbar__nav {
    flex-direction: column;
    align-items: flex-start;
  }
  .navbar--open div.navbar__nav {
    border-top: none;
    padding-top: 0.5rem;
  }
  .navbar--open .navbar__toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .navbar--open .navbar__toggle span:nth-child(2) {
    opacity: 0;
  }
  .navbar--open .navbar__toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem;
  background: transparent;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  color: var(--neutral-foreground);
  transition: color 0.25s ease, background-color 0.25s ease, transform 0.25s ease;
}
.theme-toggle:hover, .theme-toggle:focus-visible {
  color: var(--neutral-foreground-strong);
  background-color: var(--neutral-background-hover);
}
.theme-toggle:focus-visible {
  outline: 2px solid var(--accent-stroke);
  outline-offset: 3px;
}
.theme-toggle:active {
  transform: scale(0.92);
}
.theme-toggle__icon {
  display: block;
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.theme-toggle__icon--sun {
  display: none;
}

[data-theme=dark] .theme-toggle__icon--sun {
  display: block;
}
[data-theme=dark] .theme-toggle__icon--moon {
  display: none;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem;
  background: transparent;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.lang-switcher:hover, .lang-switcher:focus-visible {
  opacity: 0.75;
}
.lang-switcher:focus-visible {
  outline: 2px solid var(--accent-stroke);
  outline-offset: 3px;
}
.lang-switcher:active {
  transform: scale(0.92);
}
.lang-switcher__flag {
  display: block;
  width: auto;
  height: 15px;
  border-radius: 2px;
  overflow: hidden;
}
.lang-switcher__flag--nl {
  display: none;
}

[data-lang=en] .lang-switcher__flag--nl {
  display: block;
}
[data-lang=en] .lang-switcher__flag--en {
  display: none;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding-top: 72px;
  overflow: hidden;
}
.hero__blob-1 {
  position: absolute;
  top: -80px;
  right: -100px;
  width: clamp(300px, 45vw, 600px);
  aspect-ratio: 1;
  background-color: var(--accent-background);
  border-radius: 60% 40% 70% 30%/50% 60% 40% 50%;
  opacity: 0.9;
  z-index: 1;
  animation: blob-morph 8s ease-in-out infinite;
}
.hero__blob-2 {
  position: absolute;
  bottom: -60px;
  left: -80px;
  width: clamp(150px, 25vw, 300px);
  aspect-ratio: 1;
  background-color: var(--neutral-foreground-strong);
  border-radius: 40% 60% 30% 70%/60% 40% 50% 50%;
  z-index: 1;
  animation: blob-morph 10s ease-in-out infinite reverse;
}
.hero__content {
  position: relative;
  z-index: 10;
  max-width: 680px;
}
.hero__label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neutral-foreground-subtle);
  margin-bottom: 1rem;
}
.hero__title {
  font-family: "Syne", sans-serif;
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--neutral-foreground-strong);
  margin-bottom: 1rem;
}
.hero__title-accent {
  color: var(--accent-foreground);
  display: block;
}
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--neutral-foreground);
  max-width: 480px;
  margin-bottom: 3rem;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--neutral-foreground-subtle);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero__scroll-hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 40px;
  background-color: var(--accent-stroke);
  animation: scroll-line 1.5s ease-in-out infinite;
}

@keyframes blob-morph {
  0%, 100% {
    border-radius: 60% 40% 70% 30%/50% 60% 40% 50%;
  }
  33% {
    border-radius: 40% 60% 30% 70%/60% 40% 70% 30%;
  }
  66% {
    border-radius: 70% 30% 50% 50%/30% 70% 60% 40%;
  }
}
@keyframes scroll-line {
  0% {
    transform: scaleY(0);
    transform-origin: top;
    opacity: 1;
  }
  100% {
    transform: scaleY(1);
    transform-origin: top;
    opacity: 0;
  }
}
.skills {
  background-color: var(--neutral-background-subtle);
  transition: background-color 0.25s ease;
}
.skills__header {
  margin-bottom: 4rem;
}
.skills__section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-foreground);
  margin-bottom: 0.5rem;
}
.skills__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) {
  .skills__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .skills__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.skills__category {
  background-color: var(--neutral-background);
  border-radius: 16px;
  padding: 2rem;
  border-top: 3px solid var(--accent-stroke);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}
.skills__category-title {
  font-family: "Syne", sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--neutral-foreground-strong);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--neutral-foreground-subtle);
  margin-bottom: 1rem;
}
.skills__tags {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.skills__tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--neutral-foreground-strong);
  background-color: var(--neutral-background-subtle);
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  border: 1.5px solid transparent;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.skills__tag:hover {
  border-color: var(--accent-stroke-subtle);
  background-color: var(--accent-background-subtle);
}

.experience__header {
  margin-bottom: 4rem;
}
.experience__section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-foreground);
  margin-bottom: 0.5rem;
}
.experience__timeline {
  position: relative;
  padding-left: 2rem;
}
@media (min-width: 768px) {
  .experience__timeline {
    padding-left: 4rem;
  }
}
.experience__timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-stroke), transparent);
}
.experience__item {
  position: relative;
  padding-bottom: 2rem;
}
.experience__item:last-child {
  padding-bottom: 0;
}
.experience__item::before {
  content: "";
  position: absolute;
  left: calc(-2rem - 5px);
  top: 8px;
  width: 12px;
  height: 12px;
  background-color: var(--accent-background);
  border-radius: 50%;
  border: 2px solid var(--neutral-background);
  box-shadow: 0 0 0 2px var(--accent-stroke);
}
@media (min-width: 768px) {
  .experience__item::before {
    left: calc(-4rem - 5px);
  }
}
.experience__period {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--neutral-foreground-subtle);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.experience__role {
  font-family: "Syne", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--neutral-foreground-strong);
  margin-bottom: 0.25rem;
}
.experience__company {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-foreground);
  margin-bottom: 1rem;
}
.experience__description {
  font-size: 0.95rem;
  color: var(--neutral-foreground);
  line-height: 1.7;
  max-width: 580px;
}

.projects {
  background-color: var(--neutral-background-subtle);
  transition: background-color 0.25s ease;
}
.projects__header {
  margin-bottom: 4rem;
}
.projects__section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-foreground);
  margin-bottom: 0.5rem;
}
.projects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 4rem;
}
@media (min-width: 768px) {
  .projects__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .projects__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.projects__card {
  background-color: var(--neutral-background);
  border-radius: 16px;
  padding: 2rem;
  border: 1.5px solid var(--neutral-stroke);
  transition: background-color 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}
.projects__card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-stroke);
}
.projects__card--placeholder {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 160px;
  border-style: dashed;
  opacity: 0.6;
}
.projects__card--placeholder:hover {
  transform: none;
  border-color: var(--accent-stroke);
  opacity: 0.9;
}
.projects__card-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neutral-foreground-subtle);
  margin-bottom: 0.5rem;
}
.projects__card-title {
  font-family: "Syne", sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--neutral-foreground-strong);
  margin-bottom: 0.5rem;
}
.projects__card-desc {
  font-size: 0.9rem;
  color: var(--neutral-foreground);
  line-height: 1.6;
}
.projects__coming-soon {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neutral-foreground-subtle);
  letter-spacing: 0.06em;
}
.projects__current {
  background-color: var(--neutral-background-inverted);
  border-radius: 16px;
  padding: 2rem 3rem;
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  transition: background-color 0.25s ease;
}
.projects__current-dot {
  width: 10px;
  height: 10px;
  background-color: var(--accent-background);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}
.projects__current-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-foreground);
  display: block;
  margin-bottom: 0.25rem;
}
.projects__current-text {
  font-size: 1rem;
  font-weight: 500;
  color: var(--neutral-foreground-inverted);
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.3);
  }
}
.contact__inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 3rem;
}
@media (min-width: 768px) {
  .contact__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}
.contact__section-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-foreground);
  margin-bottom: 0.5rem;
}
.contact__tagline {
  font-family: "Syne", sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--neutral-foreground-strong);
  max-width: 500px;
}
.contact__links {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 1rem;
  flex-shrink: 0;
}
.contact__mail {
  font-size: 1rem;
  font-weight: 500;
  color: var(--neutral-foreground);
  letter-spacing: 0.01em;
}

.site-footer {
  padding: 2rem 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--neutral-foreground-subtle);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "DM Sans", sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.btn:focus-visible {
  outline: 2px solid var(--accent-stroke);
  outline-offset: 3px;
}
.btn--primary {
  background-color: var(--neutral-background-inverted);
  color: var(--neutral-foreground-inverted);
}
.btn--primary:hover {
  background-color: var(--accent-background);
  color: var(--accent-foreground-on-accent);
  transform: translateY(-2px);
}
.btn--outline {
  background-color: transparent;
  color: var(--neutral-foreground-strong);
  border: 2px solid var(--neutral-stroke-strong);
}
.btn--outline:hover {
  background-color: var(--neutral-background-inverted);
  color: var(--neutral-foreground-inverted);
  transform: translateY(-2px);
}
.btn--linkedin {
  background-color: var(--accent-background);
  color: var(--accent-foreground-on-accent);
}
.btn--linkedin:hover {
  background-color: var(--accent-background-hover);
  color: var(--accent-foreground-on-accent);
  transform: translateY(-2px);
}

.u-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.u-text-accent {
  color: var(--accent-foreground);
}

.u-text-muted {
  color: var(--neutral-foreground-subtle);
}

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

.u-mt-auto {
  margin-top: auto;
}