@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,200..1000;1,200..1000&display=swap');

html {
  scroll-behavior: smooth;
}

/* ========= KLEUREN ========= */
:root {
  /* Backgrounds */
  --bg-color: #f7fbff;                 
  --light-color: #ffffff;

  /* Ocean section colors */
  --ocean-bg: #81cce5;                 
  --ocean-bg-soft: #c3ecf9;           
  --bubble-color: rgba(255, 255, 255, 0.35);

  /* Brand */
  --primary-color: #6ed0f0;            
  --second-color: #309cc1;             
  --hover-color: #007298;              

  /* Text */
  --dark-color: #0f172a;
  --mid-color: rgba(15, 23, 42, 0.62);

  /* UI */
  --border-color: rgba(15, 23, 42, 0.10);
  --shadow-color: rgba(15, 23, 42, 0.12);

  /* Transparant overlay (voor hero + menu overlay) */
  --transparant-color: rgba(43, 127, 184, 0.35);
}


/* ========= REDUCE ANIMATION ========= */
@media (prefers-reduced-motion: reduce) {
  .index #home .hero-photo, .index #home .hero-photo::before {
    animation: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ========= SCROLL REVEAL ========= */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

/* wanneer zichtbaar */
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* kleine variatie (optioneel) */
.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }

/* ========= GLOBAL ========= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Nunito", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background-color: var(--bg-color);
}

/* skiplink */
.skiplink { 
  position: absolute; 
  top: -9999px; 
  left: 0; 
  background: var(--dark-color); 
  color: var(--light-color); 
  padding: 8px; 
  z-index: 100; 
} 

.skiplink:focus { 
  top: 0; 
}

/* ========= HEADER / NAV ========= */

header {
  background-color: var(--hover-color);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  position: sticky;
  top: 0;
  z-index: 9999;
  padding: 0em 2em;
}

header img { 
  width: 50px;
  padding: 1em 0em;
  display: block;
}

header > nav ul li {
  padding: 1em 1em;
  list-style: none;
}

header li a {
  color: var(--light-color);
  text-decoration: none;
  font-weight: 700;
}

header li a:hover {
  color: var(--primary-color);
}

header button {
  appearance: none;
  border: none;
  background-color: transparent;
  height: 1rem;
  width: 1rem;
  margin-left: 1em;
  cursor: pointer;
}

header button svg {
  height: 100%;
  width: 100%;
}

/* MENU BUTTON VOLGORDE */
header > button {
  order: -1;
}

/* HET MENU (mobile overlay) */
header > nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  translate: 100%;
  display: none;
}

/* als het menu open is */
header > nav.toonMenu {
  display: block;
  translate: 0%;
  transition: 0.3s;
  padding: 1em;
  padding-top: 2em;
  background:var(--transparant-color);
  backdrop-filter: blur(20px);
  background-size: 3em;
}

header > nav.toonMenu a {
  color: var(--light-color);
  font-size: 1.2rem;
}

header > nav.toonMenu li {
  background-color: transparent;
}

header > nav.toonMenu rect {
  appearance: none;
  border: none;
  background-color: transparent;
  height: 0;
  width: 0;
  padding-top: 0;
}
/* ========= HERO ========= */

.index #home {
  position: relative;
  overflow: hidden;

  background: linear-gradient(180deg, var(--ocean-bg), var(--ocean-bg-soft), var(--bg-color));
  padding: 6.5em 2em;

  display: grid;
  grid-template-columns: 340px minmax(320px, 760px);
  column-gap: 3.5rem;
  row-gap: 1.5rem;
  align-items: center;
  justify-content: center;
}

/* ===== BUBBELS (meerdere lagen) ===== */
.index #home::before, .index #contact::before,.index #contact::after {
  content: "";
  position: absolute;
  inset: -40px;
  pointer-events: none;

  /* meerdere bubbels met radial-gradients */
  background:
    radial-gradient(circle at 12% 30%, rgba(255,255,255,0.28) 0 70px, transparent 72px),
    radial-gradient(circle at 20% 70%, rgba(255,255,255,0.18) 0 55px, transparent 57px),
    radial-gradient(circle at 38% 20%, rgba(255,255,255,0.15) 0 40px, transparent 42px),
    radial-gradient(circle at 60% 35%, rgba(255,255,255,0.14) 0 65px, transparent 67px),
    radial-gradient(circle at 78% 18%, rgba(255,255,255,0.16) 0 48px, transparent 50px),
    radial-gradient(circle at 88% 55%, rgba(255,255,255,0.12) 0 80px, transparent 82px),
    radial-gradient(circle at 70% 80%, rgba(255,255,255,0.10) 0 60px, transparent 62px);
  filter: blur(1px);
  opacity: 0.95;

  animation: bubbleFloat 2s ease-in-out infinite;
}

.index #home::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 50% 40%, rgba(255,255,255,0.10), transparent 60%);
  opacity: 0.9;
}

.index #home .hero-photo {
  grid-row: 1 / span 3;
  justify-self: center;
  position: relative;
  z-index: 2;

  width: 290px;
  height: 290px;
  border-radius: 999px;
  overflow: hidden;

  border: 5px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.25);
  animation: softFloat 9s ease-in-out infinite;
}


.index #home .hero-photo::before {
  content: "";
  position: absolute;
  inset: -28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  filter: blur(18px);
  z-index: -1;
  pointer-events: none;
  
}

.index #home .hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
}

.index #home h1, .index #home p, .index #home > div:last-of-type {
  position: relative;
  z-index: 3;
}

.index #home h1 {
  font-size: 2rem;
  line-height: 1.4;
  font-weight: 900;
  color: #ffffff;
  text-shadow: 0 10px 25px rgba(15, 23, 42, 0.35);
}

.index #home p {
  margin-top: 0.9rem;
  max-width: 44rem;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 6px 18px rgba(15, 23, 42, 0.25);
  background: rgba(15, 23, 42, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 1.05rem 1.2rem;
  border-radius: 18px;
  backdrop-filter: blur(10px);
}

/* ===== BUTTONS ===== */
.index #home > div:last-of-type {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.index #home > div:last-of-type a {
  background: rgba(255, 255, 255, 0.96);
  color: var(--dark-color);
  padding: 0.7em 1.6em;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;

  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.14);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.index #home > div:last-of-type a:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 55px rgba(15, 23, 42, 0.22);
  background: var(--hover-color);
  color: var(--light-color);
}

.index #home > div:last-of-type a:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.95);
  outline-offset: 4px;
}

/* ===== ANIMATIES ===== */
@keyframes softFloat {
  0% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0); }
}

@keyframes bubbleFloat {
  0% {
    transform: translateY(0) translateX(0);
  }
  50% {
    transform: translateY(-20px) translateX(10px);
  }
  100% {
    transform: translateY(0) translateX(0);
  }
}


/* ========= PORTFOLIO (SECTION 2) ========= */

.index h2 {
  padding: 1.5em 0 0.5em;
  color: var(--dark-color);
  font-size: 2rem;
  text-align: center;
  font-weight: 800;
}

.index section:nth-of-type(2) h3 {
  padding-top: 1em;
  color: var(--dark-color);
  font-size: 1.2rem;
  text-align: center;
} 

.index section:nth-of-type(2) p {
  text-align: center;
  font-size: 1rem;
} 

.index #portfolio > div {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  place-items: center;
  margin: 2em;
}

.index #portfolio article {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.75rem;
  min-height: 320px;
}

.index #portfolio article img {
  max-width: 300px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 16px 40px var(--shadow-color);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.index #portfolio article img:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 20px var(--primary-color);
}

/* ========= ABOUT ME (SECTION 3) ========= */

.index #aboutme {
  width: 100%;
  display: flex;
  justify-content: center;
  padding-top: 1rem;
}

.index #aboutme article {
  background-color: var(--light-color);
  border-radius: 24px;
  box-shadow: 0 16px 40px var(--shadow-color);
  margin: 2em 1.5em;
  max-width: 1100px;
  width: 100%;
  padding: 3rem 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.index #aboutme article > h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark-color);
  margin-bottom: .5rem;
  text-align: left;
}

.index #aboutme article > div:first-of-type {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.index #aboutme article img {
  width: 200px;
  height: 200px;
  border-radius: 100%;
  object-fit: cover;
}

.index #aboutme .about-text {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--dark-color);
}

.about-text {
  position: relative;
}

.about-text p {
  margin-bottom: 0.5rem;
}

.index #aboutme #education {
  list-style: none;
  padding-left: 1.5rem;
  border-left: 3px solid var(--primary-color);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-top: 0.5rem;
}

.index #aboutme #education li {
  position: relative;
}

.index #aboutme #education li::before {
  content: "";
  position: absolute;
  left: -1.05rem;
  top: 0.4rem;
  width: 10px;
  height: 10px;
  background: var(--primary-color);
  border-radius: 50%;
}

.index #aboutme #education li p:first-of-type {
  font-weight: 600;
  color: var(--mid-color);
  margin-bottom: 0.15rem;
}

.index #aboutme #education h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.15rem;
}

.index #aboutme #education li p:last-of-type {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}


.index #aboutme article .skills-wrapper {
  display: flex;
  gap: 3rem;
  width: 100%;
  margin-top: 1rem;
}

.index #aboutme article .skills-column {
  flex: 1;
}

.index #aboutme ul {
  list-style: none;
  padding-left: 0;
}

.skills-column svg{
  width: 30px;
  height: 30px;
  fill: none;
  stroke: white;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ========= CONTACT SECTION ========= */
.index #contact {
  position: relative;
  overflow: hidden;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-color), var(--light-color), var(--ocean-bg-soft), var(--ocean-bg));
  padding: 6.5em 2em;
}

.index #contact h2 {
  margin-bottom: 0.6rem;
  position: relative;
  z-index: 1;
  font-size: 2rem;
  line-height: 1.4;
  font-weight: 900;
  color:var(--second-color);
  text-shadow: 0 10px 25px rgba(27, 100, 145, 0.35);
}

.contact-card{
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin: 2.2rem auto 0;
  padding: 2.2rem 2.4rem;

  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;

  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: 26px;
  backdrop-filter: blur(12px);
  box-shadow: 0 26px 70px rgba(15,23,42,0.14);
  overflow: hidden;
}

.contact-card::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(135deg, rgba(110,208,240,0.55), rgba(48,156,193,0.35));
  clip-path: polygon(0 0, 36% 0, 18% 100%, 0 100%);
  opacity: 0.95;
  pointer-events:none;
}

.contact-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 80% 30%, rgba(110,208,240,0.18) 0 110px, transparent 112px),
    radial-gradient(circle at 88% 70%, rgba(48,156,193,0.14) 0 140px, transparent 142px);
  pointer-events:none;
}

.card-left, .card-right{
  position: relative;
  z-index: 1;
}

.card-left{
  text-align: left;
}

.card-left h3{
  font-size: 2rem;
  font-weight: 900;
  color: var(--dark-color);
  margin-bottom: .2rem;
}

.card-sub{
  color: var(--mid-color);
  font-weight: 700;
  margin-bottom: 1.4rem;
}

.card-info{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: .9rem;
}

.card-info li{
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: .9rem;
  align-items: center;

  padding: .7rem .85rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(15,23,42,0.08);
  transition: transform .2s ease, box-shadow .2s ease;
}

.card-info li:hover{
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(15,23,42,0.10);
}

.card-info a{
  color: var(--dark-color);
  font-weight: 800;
  text-decoration: none;
}

.card-info a:hover{
  color: var(--hover-color);
  text-decoration: underline;
}

.card-icon{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--hover-color);
  box-shadow: 0 10px 25px rgba(15,23,42,0.12);
}

.card-icon svg{
  width: 20px;
  height: 20px;
  fill: none;
  stroke: white;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card-right{
  display: grid;
  justify-items: center;
  gap: .9rem;
}

.card-photo img{
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  border: 6px solid rgba(255,255,255,0.95);
  box-shadow: 0 18px 45px rgba(15,23,42,0.18);
}

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

.card-id .name{
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--dark-color);
}

.card-id .role{
  margin-top: .2rem;
  font-weight: 700;
  color: var(--mid-color);
}

.index #contact::before, .index #contact::after {
  content: "";
  position: absolute;
  inset: -40px;
  pointer-events: none;

  /* meerdere bubbels met radial-gradients */
  background:
    radial-gradient(circle at 12% 30%, rgba(255,255,255,0.28) 0 70px, transparent 72px),
    radial-gradient(circle at 20% 70%, rgba(255,255,255,0.18) 0 55px, transparent 57px),
    radial-gradient(circle at 38% 20%, rgba(255,255,255,0.15) 0 40px, transparent 42px),
    radial-gradient(circle at 60% 35%, rgba(255,255,255,0.14) 0 65px, transparent 67px),
    radial-gradient(circle at 78% 18%, rgba(255,255,255,0.16) 0 48px, transparent 50px),
    radial-gradient(circle at 88% 55%, rgba(255,255,255,0.12) 0 80px, transparent 82px),
    radial-gradient(circle at 70% 80%, rgba(255,255,255,0.10) 0 60px, transparent 62px);
  filter: blur(1px);
  opacity: 0.95;

  animation: bubbleFloat 2s ease-in-out infinite;
}

/* ========= FOOTER ========= */

footer {
  background-color: var(--hover-color);
  padding: 1em;
}

footer > p {
  color: var(--light-color);
  text-align: left;
  font-size: 1rem;
}

/* ========== PROJECTPAGINA ========== */

body.project {
    background-color: var(--bg-color);
  }
  
  .project main {
    max-width: 1100px;
    margin: 0 auto 4rem;
    padding: 2rem 1.5rem 4rem;
  }
  
  /* Hero-afbeelding */
  .project .project-hero img {
    width: 100%;
    max-width: 500px;
    margin: 2rem auto;
    display: block;
    border-radius: 20px;
    box-shadow: 0 16px 40px var(--shadow-color);
  }
  
  /* Titel + button */
  .project .project-header {
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .project .project-header h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--dark-color);
  }
  
  .project .project-header .project-subtitle {
    font-size: 1.1rem;
    color: var(--mid-color);
    margin: .5rem 0 1.5rem;
  }
  
  /* Link button naar werk */
  .project .project-link {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 0.6rem 1.8rem;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 12px 30px var(--shadow-color);
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  }
  
  .project .project-link:hover {
    background-color: var(--hover-color);
    transform: translateY(-2px);
    box-shadow: 0 16px 40px var(--shadow-color);
  }
  
  /* Hoofd-layout: tekst + details */
  .project .project-layout {
    display: grid;
    grid-template-columns: 2fr 1.3fr;
    gap: 2.5rem;
    align-items: flex-start;
    margin-bottom: 3rem;
  }
  
  .project .project-text h2 {
    font-size: 1.5rem;
    margin-bottom: .75rem;
    color: var(--dark-color);
  }
  
  p {
    line-height: 1.8;
    color: var(--dark-color);
    margin-bottom: 1rem;
  }
  
  /* Meta blok rechts */
  .project .project-meta {
    background-color: var(--light-color);
    border-radius: 20px;
    padding: 1.5rem 1.8rem;
    box-shadow: 0 12px 30px var(--shadow-color);
  }
  
  .project .project-meta h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
  }
  
  .project .project-meta ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .75rem;
  }
  
  .project .project-meta li span {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--mid-color);
  }
  
  .project .project-meta li strong {
    display: block;
    font-size: .98rem;
    color: var(--dark-color);
  }
  
  /* Gallery */
  .project .project-gallery {
    margin-bottom: 3rem;
  }
  
  .project .project-gallery h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
  }

   .project .project-gallery h3 {
    margin-top: 1rem;
  }
  
  .project .project-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    margin-bottom: 1em;
  }
  
  .project .project-gallery-grid img {
    width: 100%;
    border-radius: 18px;
    box-shadow: 0 12px 30px var(--shadow-color);
  }

  .discription {
    display: flex;
    flex-direction: column;
    gap: 1.5em;
  }
  
  
  /* Terug-link */
  .project .project-back {
    text-align: center;
    margin-top: 2rem;
  }
  
  .project .project-back a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1rem;
  }
  
  .project .project-back a:hover {
    text-decoration: underline;
  }
  
  /* Responsive */
  @media (max-width: 900px) {
    .project main {
      padding: 1.5rem 1rem 3rem;
    }
  
    .project .project-layout {
      grid-template-columns: 1fr;
    }
  
    .project .project-meta {
      margin-top: .5rem;
    }
  
    .project .project-gallery-grid {
      grid-template-columns: 1fr;
    }
  }
  


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

/* kleiner dan 1000px */
@media (max-width: 1000px) {

  header {
  padding: 0em 1em;
  }

  .index #home {
    grid-template-columns: 1fr;
    padding: 5.5em 1.5em;
    text-align: center;
  }

  .index #home .hero-photo {
    grid-row: auto;
  }

  .index #home h1, .index #home p {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .index #home > div:last-of-type {
    justify-content: center;
  }

  .index #home::before {
    left: 50%;
    top: 15%;
    transform: translateX(-50%);
    width: 480px;
    height: 480px;
  }

  .index #home::after {
    right: -260px;
    top: -260px;
  }

  .index #portfolio > div {
    grid-template-columns: 1fr;
    justify-items: center;
    align-items: center;
  }

  .index #portfolio article {
    min-height: 200px;
  }

  .index #portfolio article img {
    max-width: 220px;
  }

  .index #aboutme article .skills-wrapper {
    flex-direction: column;
    gap: 2rem;
  }

  .index #aboutme article > div:first-of-type {
    flex-direction: column;
  }

  .index section:nth-of-type(2) {
    padding: 0 1.5rem;
  }

  .index h2, .index #aboutme article > h2 {
    font-size: 1.5em;
  }

  .about-text p {
    max-height: 7em;     
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

  .about-text p.expanded {
    max-height: 100vh;        /* openklappen */
  }

  .read-more-btn {
    background: none;
    border: none;
    color: var(--primary-color);
    font-weight: 700;
    padding: 0;
    cursor: pointer;
    font-size: 1rem;
  }

  .contact-card{
    grid-template-columns: 1fr;
    padding: 1.8rem 1.4rem;
    gap: 1.4rem;
  }

  .contact-card::before{
    clip-path: polygon(0 0, 100% 0, 100% 28%, 0 55%);
    opacity: 0.55;
  }

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

  .card-info li{
    grid-template-columns: 44px 1fr;
    text-align: left;
  
  }

  .project .project-gallery-grid img {
    width: 80%;
    border-radius: 18px;
    box-shadow: 0 12px 30px var(--shadow-color);
  }
}

/* groter dan 1000px */
@media (min-width: 1000px) {
  header > button {
    display: none;
  }
  
  header > nav {
    position: static;
    translate: unset;
    background: none;
    display: block;
  }
  
  header > nav button {
    display: none;
  }
  
  header > nav ul {
    display: flex;
    gap: 1em; 
  }
  
  header > nav a {
    display: flex;
    flex-direction: column;
    border: none;
  }
  
  header > a:last-of-type {
    display: flex;
    flex-direction: row;
  }

  .read-more-btn {
    display: none;
  }

  .index #contact-card strong, .index #contact-card a {
    font-size: 1.2rem;
  }

}