:root {
  --primary-color: #00ff08;
  --secondary-color: #2ecc71;
  --text-color: #333;
  --background-color: #f0f0f0;
  --bg-menu: rgba(255, 255, 255, 0.5);
  --invert-filter: invert(0);
}
.dark-mode {
  --primary-color: rgb(253, 1, 253);
  --secondary-color: #27ae60;
  --text-color: #ecf0f1;
  --background-color: #2c2c2c;
  --bg-menu: rgba(0, 0, 0, 0.5);
  --invert-filter: invert(1);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}
body,
html {
  color: var(--text-color);
  background-color: var(--background-color);
  font-family: Arial, sans-serif;
}
body {
  padding: 0 20px 20px 20px;
  gap: 10px;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
} 

body.no-scroll { overflow: hidden; }


img[inverted] {
  filter: var(--invert-filter);
}
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  z-index: 12;
  max-height: fit-content;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  border: 1px solid var(--text-color);
  border-radius: 5px;
  background-color: var(--background-color);
  backdrop-filter: blur(10px);
}
.view {
  display: none;
}
img {
  object-fit: cover;
  object-position: center;
  height: 100%;
  width: 100%;
}
.logo {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1pxx solid var(--primary-color);
}
.head-parent {
  height: 100vh;
  display: none;
  align-items: center;
  justify-content: center;
}
.head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  max-width: 100px;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.5));
  width: 100%;
}
.head form {
  width: 100%;
  margin: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 200px;
}
input {
  padding: 10px;
  border: none;
  background-color: transparent;
  border-bottom: 5px solid gray;
  text-align: center;
  color: var(--text-color);
  text-transform: uppercase;
}
input:focus {
  border: none;
  border-bottom: 5px solid var(--primary-color);
  caret-color: var(--primary-color);
}
#name-input,
#name-input2 {
  width: 100%;
}
button {
  border: none;
  background: none;
  backdrop-filter: blur(10px);
  color: var(--text-color);
  background-color: var(--bg-menu);
  padding: 10px;
  cursor: pointer;
}
#submit-name-btn,
#submit-name-btn2 {
  width: 100%;
}
.menu-toggle {
  position: fixed;
  bottom: 20px;
  left: 10px;
  height: 30px;
  width: 30px;
  font-size: 20px;
  border-top: 2px solid var(--background-color);
  border-bottom: 2px solid var(--background-color);
  display: none;
  justify-content: center;
  align-items: center;
}
#theme-toggle {
  position: fixed;
  height: 30px;
  width: 30px;
  border-radius: 50%;
  background-color: var(--bg-menu);
  backdrop-filter: blur(10px);
  bottom: 20px;
  right: 10px;
  padding: 0;
}
.muter {
  animation: putar360 0.5s ease-in-out;
  animation-iteration-count: 1;
}
@keyframes putar360 {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
h1 {
  font-size: clamp(15px, 10vw, 30px);
}
nav ul {
  display: flex;
  flex-direction: row;
  list-style: none;
  color: var(--text-color);
  border: 1px solid var(--text-color);
  padding: 5px;
  margin: 0;
  gap: 5px;
}
nav ul li {
  padding: 5px;
}
nav ul li:hover a {
  padding: 5px;
  background-color: var(--text-color);
  color: var(--background-color);
}
a {
  color: var(--text-color);
  text-decoration: none;
  margin: 0 10px;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
}
a:hover {
  color: var(--primary-color);
}
main {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 30px 20px 30px;
  gap: 10px;
  border-top: 1px solid var(--text-color);
  border-bottom: 1px solid var(--text-color);
}
main section {
  height: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
}
.section1 {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
}
.section2 {
  background-color: #3498db;
}
.section3 {
  background-color: #b92929;
}
.section4 {
  background-color: aquamarine;
}
#introduction {
  max-width: 500px;
  text-align: center;
}
.greeting-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  width: 100%;
}

h1 {
  text-align: center;
}

#user-name {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#user-name a {
  text-align: center;
  width: 100%;
  margin: 0;
}

.form-section {
  margin-top: 10px;
  gap: 10px;
  display: block;
} 

#portofolio, #message, #profile { 
    display: none; 
} 

/* MESSAGE - SECTION 4 */
#message {
  padding: 2rem;
  background-color: var(--background-color);
}
#message h2 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--text-color);
}
#messageWrapper {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  gap: 2rem;
  width: 100%;
  flex-wrap: wrap;
}
#messageForm h3 {
  margin: 20px 0;
  color: gray;
}
#messageForm,
#infoBox {
  flex: 1 1 45%;
  padding: 1.5rem;
  background-color: var(--background-color);
  border: 1px solid #ccc;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
#messageForm input,
#messageForm textarea {
  width: 100%;
  padding: 0.6rem;
  margin-top: 0.25rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
  box-sizing: border-box;
  color: var(--text-color);
  background-color: transparent;
}
#messageForm button {
  padding: 0.6rem 1.2rem;
  width: 100%;
  font-size: 1rem;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-color);
  transition: background-color 0.3s ease;
}
#messageForm button:hover {
  background-color: var(--text-color);
  color: var(--background-color);
}
#infoBox h3 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}
#infoBox p {
  margin-bottom: 0.5rem;
  font-size: 1rem;
} 

/* FOOTERRR */
footer {
  width: 100%;
  height: 100vh;
  display: none;
  justify-content: center;
  align-items: center;
  padding: 20px;
  border-radius: 5px;
  border: 1px solid var(--text-color);
}
footer p {
  width: 100%;
  height: 50px;
  display: flex;
  flex-flow: row wrap;
  gap: 1px;
  justify-content: center;
  align-items: center;
}
footer a {
  display: flex;
  align-items: center;
  gap: 10px;
  filter: drop-shadow(0 0 10px var(--primary-color));
}
footer img {
  height: 20px;
  width: 20px;
}



/* MEDIA QUERY */
@media screen and (max-width: 520px) {
  .menu-toggle {
    display: flex;
    z-index: 999;
  }
  nav .logo {
    display: none;
  }
  .head-parent {
    display: flex;
  }
  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100vh;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 100;
    background-color: var(--bg-menu);
    border-radius: 0;
  }
  .active {
    display: flex;
  }
  nav ul {
    flex-direction: column;
    align-items: flex-end;
    border: none;
    gap: 50px;
  }
  li a {
    font-size: 40px;
  }
  .form-section {
    display: none;
  }
}