/* Base styles */
* {
  scroll-behavior: smooth;
}

body {
  background: #f0f0f5;
  color: #1a1a1a;
  font-family: "Montserrat", sans-serif;
  font-size: 1rem;
  margin: 0;
  padding: 0;
  transition: background-color 0.3s, color 0.3s;
}
/* Stars */

.star-field {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  will-change: transform, opacity;
}

.star-field .star {
  position: absolute;
  width: 2px;
  height: 2px;
  background-color: white;
  border-radius: 50%;
  opacity: 0.5;
  animation: twinkle 5s infinite ease-in-out alternate, moveStar 20s infinite linear;
}

@keyframes twinkle {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

@keyframes moveStar {
  0% {
    transform: translate(0px, 0px);
  }
  100% {
    transform: translate(100px, 100px);
  }
}

.star-field .star:nth-child(odd) {
  animation-duration: 3s, 30s;
}

.star-field .star:nth-child(even) {
  animation-duration: 6s, 40s;
  animation-delay: 1s;
}

.star-field .star:nth-child(3n) {
  animation-duration: 4s, 25s;
  opacity: 0.8;
}

.star-field .star:nth-child(4n) {
  animation-duration: 7s, 35s;
  opacity: 0.3;
}

body.dark-mode {
  background-color: #121212;
  color: #ffffff;
}

body.dark-mode h1,
body.dark-mode h2{
  color: #FFFFFF; 
}

body.dark-mode p {
  color: #e0e0e0
}

body.dark-mode .card {
  background-color: #1E1E1E; 
  color: #E0E0E0;
  border: 1px solid #333333; 
}

body.dark-mode section#aboutme.card,
body.dark-mode section#skills.card,
body.dark-mode section#projects.card,
body.dark-mode section#experiences.card,
body.dark-mode section#formation.card,
body.dark-mode section#passions.card,
body.dark-mode section#languages.card {
  background-color: #1E1E1E;
  color: #E0E0E0;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

body.dark-mode h1, 
body.dark-mode h2 {
  color: #F5F5F5;/
}

body.dark-mode p.aboutme {
  color: #f5f5f5;
}

body.dark-mode h3 {
  color: #f5f5f5;
}
#aboutme .icon {
  font-size: 1.2rem; 
  margin-right: 8px; 
}

#aboutme p {
  line-height: 1.6;
}

section {
  margin-bottom: 30px;
}

h1, h2 {
  margin-bottom: 20px;
  color: #0b3d91;
  text-shadow: none;
}

h1 {
  font-weight: 700;
  font-size: 2.5rem;
}

h2 {
  margin-bottom: 30px;
  font-weight: 600;
  font-size: 2rem;
}

p, .aboutme, li {
  font-weight: 400;
  font-size: 1rem;
  color: #1a1a40;
}

p, ul {
  margin-bottom: 20px;
}

.age-info {
  margin-top: -10px;
  font-size: 1.1rem;
  color: #333;
  text-align: center;
  margin-bottom: 20px;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}

.dark-mode .age-info {
  color: #e6e6fa;
  text-shadow: 2px 2px 8px #000000;
}

/* Header */
.centered-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  text-align: center;
}

.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

@media (min-width: 768px) {
  .header-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.header-middle {

    padding: 15px;
    max-width: 300px;
    text-align: center;
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: #f0f0f0;
    margin-bottom: 20px;
}

.dark-mode .header-middle {
  background-color: #3a3a3a;
}

.profile-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid #d4af37;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  margin: 0;
}


.skills-section {
  margin-top: 10px;
  margin-bottom: 10px;
  text-align: center;
}

.skills-section h3 {
  font-size: 1rem;
  margin-bottom: 5px;
  color: #333;
}

.skills-icons {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.skills-icons .icon {
  position: relative;
  width: 30px;
  height: 30px;
}

.skills-icons img {
  width: 100%;
  height: 100%;
  transition: transform 0.3s ease;
}

.skills-icons .icon:hover img {
  transform: scale(1.1);
}


.skills-icons .icon:hover::before {
  opacity: 1;
}

.email-link {
  text-decoration : none;
}

/* Cards and lists */
.card, li {
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

.card {
  background: #ffffff;
  color: #1a1a1a;
  justify-items: center;
  text-align: center;
  max-width: 1200px; 
  margin: 20px auto; 
  padding: 30px; 
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.dark-mode .card {
  background-color: #4a4e69; 
  color: #f2e9e4;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px #696969;
}

.skills li, ul li {
  list-style: none;
  background-color: #e6f7ff;
  color: #003366;
  padding: 10px 15px;
  margin-bottom: 10px;
  border-radius: 8px;
  transition: transform 0.2s ease, background-color 0.3s ease;
}

.skills li:hover, ul li:hover {
  background-color: #cce7ff;
  transform: translateY(-5px);
}

.project-item {
  margin-bottom: 20px;
}

.project-item h3 {
  font-size: 1.5rem; 
  color: #003366;
  margin-bottom: 10px;
}

.project-item p {
  font-style: italic;
  margin-bottom: 10px;
}

.project-item ul {
  list-style-type: none;
  padding-left: 0;
}

.project-item li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.project-item li strong {
  color: #1a1a40;
}
.project-image {
  max-width: 100%;
  height: auto; 
  margin: 15px 0; 
  border-radius: 8px; 
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); 
}
section#languages {
  margin-bottom: 100px; 

}

/* Hamburger menu */
.menu-toggle {
  display: block;
  position: fixed;
  top: 10px;
  right: 10px;
  background-color: #1a1a40;  
  color: #e6e6fa;
  border: none;
  font-size: 2rem;
  z-index: 1100;
  cursor: pointer;
}

/* Hamburger menu styles*/
.sticky-nav {
  display: none; 
  position: fixed;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 300px;
  background-color: rgba(26, 26, 64, 0.95); 
  padding: 15px 0;
  z-index: 1000;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.sticky-nav.active {
  display: block; 
}

.sticky-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
}

.sticky-nav ul li {
  display: flex;
  justify-content: center;
  align-items: center;
  width: calc(100% - 20px);
  max-width: 260px;
  margin: 10px auto;
  padding: 15px;
  background-color: #4a4e69; 
  color: #f2e9e4; 
  border-radius: 8px;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  text-align: center; 
}

.sticky-nav ul li a {
  color: #f2e9e4;
  text-decoration: none; 
  width: 100%;
  padding: 15px;
  display: block;
}

.sticky-nav ul li:hover {
  background-color: #9a8c98; 
  color: #22223b; 
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

.sticky-nav ul li a:hover {
  color: #22223b;
}

/* Separator */
.separator {
  width: 0;
  height: 5px;
  margin: 30px auto;
  background: linear-gradient(to right, #d4af37, #8a2be2);
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transition: width 0.8s ease-out, opacity 0.8s ease-out;
}

.separator.animate {
  width: 60%;
  opacity: 1;
}

/* Footer */
.footer {
  background-color: #1a1a40;
  text-align: center;
  padding: 20px 0;
  position: fixed;
  bottom: 0;
  width: 100%;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
  z-index: 100;
}

.dark-mode .footer {
  background-color: #4a4e69; 
  color: #f2e9e4;
}

.back-to-top {
  background-color: #d4af37;
  color: #1a1a40;
  text-decoration: none;
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 25px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.back-to-top:hover {
  background-color: #c8a16a;
  transform: translateY(-3px);
}

/* Social media icons */
.social-network h3 {
  font-size: 1rem; 
  margin-bottom: 10px;
  text-align: center;
  color: #333;
}

.social-network {
  margin-top: 20px;
  text-align: center;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 10px; 
}

.social-icons a {
  display: inline-block;
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}
/* Media Queries */
@media (max-width: 1200px) {
  .sticky-nav {
    display: none; 
  }

  .menu-toggle {
    display: block;
  }

  .sticky-nav.active {
    display: block;
    position: fixed;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 85%;
    max-width: 300px;
    background-color: rgba(26, 26, 64, 0.9);
    padding: 15px 10px;
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
  }

  .sticky-nav ul li a {
    display: block;
    padding: 10px 15px;
    font-size: 0.9rem;
    color: #e6e6fa;
    border-radius: 6px;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
  }
}

/* Styles for desktop (large) screens */
@media (min-width: 1200px) {
  .sticky-nav {
    display: none; 
  }

  .menu-toggle {
    display: block;
  }

  .sticky-nav.active {
    display: block; 
    position: fixed;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    background-color: rgba(26, 26, 64, 0.9);
    padding: 15px 0;
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
  }
}

/* From Uiverse.io by Galahhad */ 
.theme-switch {
  --toggle-size: 30px;
  --container-width: 5.625em;
  --container-height: 2.5em;
  --container-radius: 6.25em;
  /* radius 0 - minecraft mode :) */
  --container-light-bg: #3D7EAE;
  --container-night-bg: #1D1F2C;
  --circle-container-diameter: 3.375em;
  --sun-moon-diameter: 2.125em;
  --sun-bg: #ECCA2F;
  --moon-bg: #C4C9D1;
  --spot-color: #959DB1;
  --circle-container-offset: calc((var(--circle-container-diameter) - var(--container-height)) / 2 * -1);
  --stars-color: #fff;
  --clouds-color: #F3FDFF;
  --back-clouds-color: #AACADF;
  --transition: .5s cubic-bezier(0, -0.02, 0.4, 1.25);
  --circle-transition: .3s cubic-bezier(0, -0.02, 0.35, 1.17);
}

.theme-switch, .theme-switch *, .theme-switch *::before, .theme-switch *::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-size: var(--toggle-size);
}

.theme-switch__container {
  width: var(--container-width);
  height: var(--container-height);
  background-color: var(--container-light-bg);
  border-radius: var(--container-radius);
  overflow: hidden;
  cursor: pointer;
  -webkit-box-shadow: 0em -0.062em 0.062em rgba(0, 0, 0, 0.25), 0em 0.062em 0.125em rgba(255, 255, 255, 0.94);
  box-shadow: 0em -0.062em 0.062em rgba(0, 0, 0, 0.25), 0em 0.062em 0.125em rgba(255, 255, 255, 0.94);
  -webkit-transition: var(--transition);
  -o-transition: var(--transition);
  transition: var(--transition);
  position: relative;
}

.theme-switch__container::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  -webkit-box-shadow: 0em 0.05em 0.187em rgba(0, 0, 0, 0.25) inset, 0em 0.05em 0.187em rgba(0, 0, 0, 0.25) inset;
  box-shadow: 0em 0.05em 0.187em rgba(0, 0, 0, 0.25) inset, 0em 0.05em 0.187em rgba(0, 0, 0, 0.25) inset;
  border-radius: var(--container-radius)
}

.theme-switch__checkbox {
  display: none;
}

.theme-switch__circle-container {
  width: var(--circle-container-diameter);
  height: var(--circle-container-diameter);
  background-color: rgba(255, 255, 255, 0.1);
  position: absolute;
  left: var(--circle-container-offset);
  top: var(--circle-container-offset);
  border-radius: var(--container-radius);
  -webkit-box-shadow: inset 0 0 0 3.375em rgba(255, 255, 255, 0.1), inset 0 0 0 3.375em rgba(255, 255, 255, 0.1), 0 0 0 0.625em rgba(255, 255, 255, 0.1), 0 0 0 1.25em rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0 0 3.375em rgba(255, 255, 255, 0.1), inset 0 0 0 3.375em rgba(255, 255, 255, 0.1), 0 0 0 0.625em rgba(255, 255, 255, 0.1), 0 0 0 1.25em rgba(255, 255, 255, 0.1);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-transition: var(--circle-transition);
  -o-transition: var(--circle-transition);
  transition: var(--circle-transition);
  pointer-events: none;
}

.theme-switch__sun-moon-container {
  pointer-events: auto;
  position: relative;
  z-index: 2;
  width: var(--sun-moon-diameter);
  height: var(--sun-moon-diameter);
  margin: auto;
  border-radius: var(--container-radius);
  background-color: var(--sun-bg);
  -webkit-box-shadow: 0.062em 0.062em 0.062em 0em rgba(254, 255, 239, 0.61) inset, 0em -0.062em 0.062em 0em #a1872a inset;
  box-shadow: 0.062em 0.062em 0.062em 0em rgba(254, 255, 239, 0.61) inset, 0em -0.062em 0.062em 0em #a1872a inset;
  -webkit-filter: drop-shadow(0.062em 0.125em 0.125em rgba(0, 0, 0, 0.25)) drop-shadow(0em 0.062em 0.125em rgba(0, 0, 0, 0.25));
  filter: drop-shadow(0.062em 0.125em 0.125em rgba(0, 0, 0, 0.25)) drop-shadow(0em 0.062em 0.125em rgba(0, 0, 0, 0.25));
  overflow: hidden;
  -webkit-transition: var(--transition);
  -o-transition: var(--transition);
  transition: var(--transition);
}

.theme-switch__moon {
  -webkit-transform: translateX(100%);
  -ms-transform: translateX(100%);
  transform: translateX(100%);
  width: 100%;
  height: 100%;
  background-color: var(--moon-bg);
  border-radius: inherit;
  -webkit-box-shadow: 0.062em 0.062em 0.062em 0em rgba(254, 255, 239, 0.61) inset, 0em -0.062em 0.062em 0em #969696 inset;
  box-shadow: 0.062em 0.062em 0.062em 0em rgba(254, 255, 239, 0.61) inset, 0em -0.062em 0.062em 0em #969696 inset;
  -webkit-transition: var(--transition);
  -o-transition: var(--transition);
  transition: var(--transition);
  position: relative;
}

.theme-switch__spot {
  position: absolute;
  top: 0.75em;
  left: 0.312em;
  width: 0.75em;
  height: 0.75em;
  border-radius: var(--container-radius);
  background-color: var(--spot-color);
  -webkit-box-shadow: 0em 0.0312em 0.062em rgba(0, 0, 0, 0.25) inset;
  box-shadow: 0em 0.0312em 0.062em rgba(0, 0, 0, 0.25) inset;
}

.theme-switch__spot:nth-of-type(2) {
  width: 0.375em;
  height: 0.375em;
  top: 0.937em;
  left: 1.375em;
}

.theme-switch__spot:nth-last-of-type(3) {
  width: 0.25em;
  height: 0.25em;
  top: 0.312em;
  left: 0.812em;
}

.theme-switch__clouds {
  width: 1.25em;
  height: 1.25em;
  background-color: var(--clouds-color);
  border-radius: var(--container-radius);
  position: absolute;
  bottom: -0.625em;
  left: 0.312em;
  -webkit-box-shadow: 0.937em 0.312em var(--clouds-color), -0.312em -0.312em var(--back-clouds-color), 1.437em 0.375em var(--clouds-color), 0.5em -0.125em var(--back-clouds-color), 2.187em 0 var(--clouds-color), 1.25em -0.062em var(--back-clouds-color), 2.937em 0.312em var(--clouds-color), 2em -0.312em var(--back-clouds-color), 3.625em -0.062em var(--clouds-color), 2.625em 0em var(--back-clouds-color), 4.5em -0.312em var(--clouds-color), 3.375em -0.437em var(--back-clouds-color), 4.625em -1.75em 0 0.437em var(--clouds-color), 4em -0.625em var(--back-clouds-color), 4.125em -2.125em 0 0.437em var(--back-clouds-color);
  box-shadow: 0.937em 0.312em var(--clouds-color), -0.312em -0.312em var(--back-clouds-color), 1.437em 0.375em var(--clouds-color), 0.5em -0.125em var(--back-clouds-color), 2.187em 0 var(--clouds-color), 1.25em -0.062em var(--back-clouds-color), 2.937em 0.312em var(--clouds-color), 2em -0.312em var(--back-clouds-color), 3.625em -0.062em var(--clouds-color), 2.625em 0em var(--back-clouds-color), 4.5em -0.312em var(--clouds-color), 3.375em -0.437em var(--back-clouds-color), 4.625em -1.75em 0 0.437em var(--clouds-color), 4em -0.625em var(--back-clouds-color), 4.125em -2.125em 0 0.437em var(--back-clouds-color);
  -webkit-transition: 0.5s cubic-bezier(0, -0.02, 0.4, 1.25);
  -o-transition: 0.5s cubic-bezier(0, -0.02, 0.4, 1.25);
  transition: 0.5s cubic-bezier(0, -0.02, 0.4, 1.25);
}

.theme-switch__stars-container {
  position: absolute;
  color: var(--stars-color);
  top: -100%;
  left: 0.312em;
  width: 2.75em;
  height: auto;
  -webkit-transition: var(--transition);
  -o-transition: var(--transition);
  transition: var(--transition);
}

/* actions */

.theme-switch__checkbox:checked + .theme-switch__container {
  background-color: var(--container-night-bg);
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__circle-container {
  left: calc(100% - var(--circle-container-offset) - var(--circle-container-diameter));
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__circle-container:hover {
  left: calc(100% - var(--circle-container-offset) - var(--circle-container-diameter) - 0.187em)
}

.theme-switch__circle-container:hover {
  left: calc(var(--circle-container-offset) + 0.187em);
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__moon {
  -webkit-transform: translate(0);
  -ms-transform: translate(0);
  transform: translate(0);
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__clouds {
  bottom: -4.062em;
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__stars-container {
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}

#typewriter {
  font-family: "Courier", monospace;
  font-size: 1.2rem;
  white-space: nowrap;
  overflow: hidden;
  display: inline-block;
  white-space: nowrap;
}

#cursor {
  display: inline-block;
  animation: blink 1s infinite step-start;
}

@keyframes blink {
  50% {
      opacity: 0;
  }
}
@media (max-width: 768px) {
  .header-middle {
    padding: 10px; 
  }

  .skills-icons, .social-icons {
    gap: 5px; 
  }
  .skills-section h3 {
    font-size: 0.9rem;
}

  .social-network h5 {
      font-size: 0.9rem;
  }

  .social-icons {
      gap: 10px;
  }
}