@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap");

/* Global reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  scroll-behavior: smooth;
  font-family: "Poppins", sans-serif;
}
:root {
  --bg-color: #1f242d;
  --second-bg-color: #323946;
  --text-color: #fff;
  --main-color: #0ef;
}
*::selection {
  background: var(--main-color);
  color: var(--bg-color);
}

html {
  font-size: 62.5%;
  overflow-x: hidden;
}
body {
  background: var(--bg-color);
  color: var(--text-color);
}

/* Section */
section {
  min-height: 100vh;
  padding: 10rem 9% 2rem;
}

/* Header */
.header {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 5%);
  max-width: 1200px;
  padding: 1.2rem 3rem;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 1.5rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 9999;
}
.header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 2px;
  border-radius: inherit;
  background: linear-gradient(
    45deg,
    red,
    orange,
    yellow,
    green,
    blue,
    indigo,
    violet,
    red
  );
  background-size: 400%;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: rgb-border 6s linear infinite;
  pointer-events: none;
  z-index: -1;
}
@keyframes rgb-border {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
.header.sticky {
  border-bottom: none;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

/* Logo */
.logo img {
  height: 40px;
  margin-right: 0.5rem;
  vertical-align: middle;
}

/* Navbar */
.navbar {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.navbar a {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  margin-left: 0;
  border-radius: 12px;
  transition: 0.3s;
  color: #000000;
}
.navbar a:hover,
.navbar a.active {
  background-color: #f0f0f0;
  color: #000;
}

/* Dark Mode */
#darkMode-icon {
  font-size: 2.5rem;
  color: var(--text-color);
  cursor: pointer;
  margin-left: 1rem;
}
#menu-icon {
  display: none;
  font-size: 2.5rem;
  color: var(--text-color);
  cursor: pointer;
  margin-left: 1rem;
}
body.dark-mode {
  background: #121212;
  color: #f5f5f5;
}
body.dark-mode .header,
body.dark-mode .navbar a,
body.dark-mode .skills-box,
body.dark-mode .service-box,
body.dark-mode .about-content {
  background-color: #1e1e1e;
  color: #f5f5f5;
}
body.dark-mode .btn {
  background-color: #333;
  color: #fff;
}

/* Auth buttons */
.auth-buttons {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.auth-buttons .btn {
  font-size: 1.4rem;
  padding: 0.6rem 1.6rem;
  border-radius: 0.6rem;
  cursor: pointer;
  transition: all 0.3s ease;
}
.register-btn {
  background: var(--main-color);
  color: #fff;
  border-radius: 999px;
  padding: 0.5em 1.5em;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s ease;
}
.register-btn:hover {
  background: var(--hover-color, #009fd9);
}

/* Footer */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 2rem 9%;
  background: var(--second-bg-color);
}
.footer-text p {
  font-size: 1.6rem;
}
.footer-iconTop a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  background: var(--main-color);
  border-radius: 0.8rem;
  transition: 0.5s ease;
}
.footer-iconTop a:hover {
  box-shadow: 0 0 1rem var(--main-color);
}
.footer-iconTop a i {
  font-size: 2.4rem;
  color: var(--second-bg-color);
}

/* Responsive Design */
@media (max-width: 1000px) {
  #menu-icon {
    display: block;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 10001;
  }

  .navbar {
    display: none; /* sembunyikan navbar horizontal */
  }

  .navbar.active {
    transform: translateX(0);
  }

  .navbar a {
    width: 100%;
    font-size: 1.6rem;
    padding: 0.8rem 1.2rem;
    color: var(--text-color);
    background: transparent;
    border-radius: 0.6rem;
  }

  body.dark-mode .navbar {
    background: #1e1e1e;
  }

  #darkMode-icon {
    display: none !important;
    visibility: hidden !important;
  }

  .dark-toggle-sidebar {
    display: block;
    margin: 1.5rem auto;
    text-align: center;
  }

  .auth-buttons {
    display: none;
  }

  .sidebar-header {
    width: 100%;
    text-align: center;
    margin-bottom: 2rem;
  }

  .sidebar-logo {
    max-width: 120px;
  }

  .night-mode-toggle {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.6rem;
    cursor: pointer;
    color: #333;
  }

  body.dark-mode .night-mode-toggle {
    color: #f5f5f5;
  }

  .night-mode-toggle i {
    font-size: 2rem;
  }

  .footer {
    display: flex;
    flex-direction: row; /* tetap horizontal */
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap; /* cegah elemen turun */
    padding: 2rem 5%;
    gap: 1rem;
    text-align: center;
  }

  .footer-text {
    flex: 1;
    min-width: 0;
  }

  .footer-iconTop {
    flex: 0;
    display: flex;
    justify-content: flex-end;
  }

  .footer-text p {
    font-size: 1.2rem; /* bisa dikecilkan agar muat di layar sempit */
    margin: 0;
  }

  .footer-iconTop a {
    padding: 0.8rem;
  }
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 250px;
  height: 100%;
  background: var(--second-bg-color);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  z-index: 999;
  border-radius: 0 1rem 1rem 0;
  padding-top: 7rem;
}

.sidebar.active {
  transform: translateX(0);
}

.sidebar a {
  padding: 1.5rem;
  font-size: 1.6rem;
  border-bottom: 1px solid #444;
  color: var(--text-color);
}
.sidebar .nav-link {
  margin: 1rem 0;
  font-size: 1.6rem;
  padding: 0.6rem 1rem;
  border-radius: 0.5rem;
  color: var(--text-color);
  transition: all 0.3s ease;
}
.sidebar .nav-link:hover {
  background-color: var(--main-color);
  color: white;
  transform: translateX(5px);
}

.sidebar .nav-link.active {
  background-color: var(--main-color);
  font-weight: bold;
  color: #fff;
}
/* Logo dan footer di sidebar */
.sidebar {
  z-index: 10000; /* Pastikan ini lebih tinggi dari elemen lain */
}

.sidebar-header {
  text-align: center;
  margin-bottom: 2rem;
}

.sidebar-header .logo img {
  max-width: 100px;
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.register-btn {
  background: var(--main-color);
  color: #fff;
  border-radius: 999px;
  padding: 1.2rem 4rem; /* Lebih besar */
  font-size: 1.4rem;
  cursor: pointer;
  transition: background 0.3s ease;
  display: inline-block;
  text-align: center;
  width: 100%; /* Biar mengisi penuh sidebar */
  max-width: 200px; /* Batasi panjang maksimal */
}

#darkMode-icon-sidebar {
  font-size: 2rem;
  cursor: pointer;
  color: var(--text-color);
}

.dark-toggle-sidebar {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.6rem;
  color: var(--text-color);
  cursor: pointer;
  margin-top: 2rem;
}