:root {
  --primary-color: #4ecca3;
  --secondary-color: #393e46;
  --text-color: #333333;
  --bg-color: #ffffff;
  --card-bg: #f8f9fa;
  --section-bg: #f5f5f5;
  --border-color: #eeeeee;
  --shadow-color: rgba(0, 0, 0, 0.05);
  --navbar-bg: rgba(255, 255, 255, 0.95);
  --footer-bg: #232931;
  --footer-text: #eeeeee;
  --btn-text: #ffffff;
  --card-hover: #ffffff;
  --transition-fast: 0.3s;
  --transition-medium: 0.5s;
  --transition-slow: 0.8s;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --max-width: 1200px;
}
.dark-theme {
  --primary-color: #4ecca3;
  --secondary-color: #eeeeee;
  --text-color: #eeeeee;
  --bg-color: #121212;
  --card-bg: #1e1e1e;
  --section-bg: #191919;
  --border-color: #333333;
  --shadow-color: rgba(0, 0, 0, 0.15);
  --navbar-bg: rgba(18, 18, 18, 0.95);
  --footer-bg: #0f0f0f;
  --footer-text: #eeeeee;
  --btn-text: #ffffff;
  --card-hover: #252525;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: Poppins, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: background-color var(--transition-medium),
    color var(--transition-medium);
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}
ul {
  list-style: none;
}
img {
  max-width: 100%;
  height: auto;
}
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.section {
  padding: 100px 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  outline: none;
}
.btn.sm {
  padding: 8px 16px;
  font-size: 0.9rem;
}
.primary-btn {
  background-color: var(--primary-color);
  color: var(--btn-text);
}
.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px #4ecca34d;
}
.secondary-btn {
  background-color: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(5px);
}
.secondary-btn:hover {
  background-color: var(--primary-color);
  color: var(--btn-text);
  border-color: var(--primary-color);
  transform: translateY(-3px);
}
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
}
.theme-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}
.toggle-label {
  display: block;
  position: relative;
  width: 60px;
  height: 30px;
  background-color: #393e46;
  border-radius: 30px;
  cursor: pointer;
  overflow: hidden;
}
.toggle-ball {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 26px;
  height: 26px;
  background-color: #fff;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  z-index: 2;
}
.fa-sun,
.fa-moon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
}
.fa-sun {
  left: 10px;
  color: gold;
}
.fa-moon {
  right: 10px;
  color: #fff;
}
#theme-switch:checked + .toggle-label .toggle-ball {
  transform: translate(30px);
}
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--navbar-bg);
  box-shadow: 0 1px 10px var(--shadow-color);
  z-index: 999;
  padding: 15px 0;
  transition: all var(--transition-fast);
}
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-color);
}
.logo span {
  color: var(--primary-color);
}
.nav-menu {
  display: flex;
  align-items: center;
}
.nav-menu li {
  margin-left: 30px;
}
.nav-menu a {
  font-weight: 500;
  position: relative;
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary-color);
}
.nav-menu a:after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-fast);
}
.nav-menu a:hover:after,
.nav-menu a.active:after {
  width: 100%;
}
.resume-btn {
  padding: 8px 20px;
  background-color: var(--primary-color);
  color: #fff !important;
  border-radius: var(--border-radius-sm);
  font-weight: 500;
}
.resume-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px #4ecca34d;
}
.menu-toggle {
  display: none;
  cursor: pointer;
}
.hamburger {
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  position: relative;
  transition: all var(--transition-fast);
}
.hamburger:before,
.hamburger:after {
  content: "";
  position: absolute;
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  transition: all var(--transition-fast);
}
.hamburger:before {
  transform: translateY(-8px);
}
.hamburger:after {
  transform: translateY(8px);
}
.menu-toggle.active .hamburger {
  background-color: transparent;
}
.menu-toggle.active .hamburger:before {
  transform: rotate(45deg);
}
.menu-toggle.active .hamburger:after {
  transform: rotate(-45deg);
}
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 70px;
  position: relative;
  overflow: hidden;
}
.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.hero-text {
  flex: 1;
}
.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--primary-color);
  position: relative;
  overflow: hidden;
}
.role-text {
  display: flex;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--secondary-color);
}
.typing-slider {
  position: relative;
  margin-left: 10px;
  height: 30px;
  overflow: hidden;
}
.typing-slider p {
  position: absolute;
  top: 0;
  animation: slide 9s steps(3) infinite;
}
@keyframes slide {
  0% {
    top: 0;
  }
  16.66% {
    top: 0;
  }
  33.33% {
    top: -30px;
  }
  50% {
    top: -30px;
  }
  66.66% {
    top: -60px;
  }
  83.33% {
    top: -60px;
  }
  to {
    top: 0;
  }
}
.hero-description {
  margin-bottom: 30px;
  font-size: 1.1rem;
  max-width: 600px;
}
.hero-buttons {
  display: flex;
  gap: 15px;
}
.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.image-container {
  position: relative;
  width: 300px;
  height: 300px;
}
.image-container img {
  position: relative;
  z-index: 2;
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}
.image-bg-circle {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: linear-gradient(120deg, var(--primary-color), #3caea3);
  border-radius: 50%;
  z-index: 1;
  opacity: 0.3;
  animation: pulse 8s infinite;
}
@keyframes float {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
  to {
    transform: translateY(0);
  }
}
@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.4;
  }
  to {
    transform: scale(1);
    opacity: 0.3;
  }
}
.hero-shape-1,
.hero-shape-2 {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.4;
  z-index: -1;
}
.hero-shape-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
  top: 10%;
  left: 5%;
  animation: float-shape 15s ease-in-out infinite alternate;
}
.hero-shape-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #3caea3 0%, transparent 70%);
  bottom: 5%;
  right: 5%;
  animation: float-shape 18s ease-in-out infinite alternate-reverse;
}
@keyframes float-shape {
  0% {
    transform: translate(0);
  }
  to {
    transform: translate(30px, -30px);
  }
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}
.section-line {
  width: 70px;
  height: 3px;
  background-color: var(--primary-color);
  margin: 0 auto 20px;
}
.section-header p {
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
  color: var(--secondary-color);
}
.about {
  background-color: var(--section-bg);
}
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}
.skill-card {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-md);
  padding: 30px;
  text-align: center;
  transition: all var(--transition-fast);
  box-shadow: 0 5px 15px var(--shadow-color);
}
.skill-card:hover {
  transform: translateY(-10px);
  background-color: var(--card-hover);
  box-shadow: 0 15px 30px var(--shadow-color);
}
.skill-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: #4ecca31a;
}
.skill-icon i {
  font-size: 28px;
  color: var(--primary-color);
}
.skill-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--primary-color);
}
.skill-card p {
  color: var(--secondary-color);
}
.projects {
  background-color: var(--bg-color);
  position: relative;
  overflow: hidden;
}
.project-filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 8px 20px;
  background-color: transparent;
  border: 1px solid var(--border-color);
  border-radius: 30px;
  cursor: pointer;
  font-weight: 500;
  transition: all var(--transition-fast);
  color: var(--text-color);
}
.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}
.projects-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 30px;
}
.project-card {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 0 5px 15px var(--shadow-color);
  transition: all var(--transition-fast);
}
.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
}
.project-img {
  position: relative;
  overflow: hidden;
  height: 200px;
}
.project-img img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
  transition: transform var(--transition-fast);
}
.project-card:hover .project-img img {
  transform: scale(1.1);
}
.project-content {
  padding: 25px;
}
.project-content h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}
.project-content p {
  color: var(--secondary-color);
  margin-bottom: 20px;
}
.project-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.project-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #4ecca31a;
  border-radius: 50%;
  color: var(--primary-color);
  transition: all var(--transition-fast);
}
.project-link:hover {
  background-color: var(--primary-color);
  color: #fff;
  transform: translateY(-3px);
}
.contact {
  background-color: var(--section-bg);
}
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}
.contact-info,
.contact-form {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-md);
  padding: 40px;
  box-shadow: 0 5px 15px var(--shadow-color);
}
.contact-info h3,
.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 30px;
  color: var(--primary-color);
}
.info-item {
  display: flex;
  margin-bottom: 25px;
}
.info-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #4ecca31a;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
}
.info-icon i {
  font-size: 20px;
  color: var(--primary-color);
}
.info-details span {
  display: block;
  font-size: 0.9rem;
  color: var(--secondary-color);
  margin-bottom: 5px;
}
.info-details p a {
  color: var(--text-color);
  transition: color var(--transition-fast);
}
.info-details p a:hover {
  color: var(--primary-color);
}
.info-details small {
  font-size: 0.8rem;
  color: var(--primary-color);
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: all var(--transition-fast);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px #4ecca31a;
}
.footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  padding: 60px 0 20px;
}
.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}
.footer-logo h3 {
  font-size: 2rem;
  margin-bottom: 10px;
}
.footer-logo span {
  color: var(--primary-color);
}
.footer-links {
  display: flex;
  gap: 60px;
}
.footer-link-group h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--primary-color);
}
.footer-link-group ul li {
  margin-bottom: 10px;
}
.footer-link-group ul li a {
  color: var(--footer-text);
  transition: color var(--transition-fast);
}
.footer-link-group ul li a:hover {
  color: var(--primary-color);
}
.social-links {
  display: flex;
  gap: 15px;
}
.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ffffff1a;
  border-radius: 50%;
  transition: all var(--transition-fast);
}
.social-links a:hover {
  background-color: var(--primary-color);
  transform: translateY(-5px);
}
.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.back-to-top {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-color);
  color: #fff;
  border-radius: 50%;
  transition: all var(--transition-fast);
}
.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px #4ecca34d;
}
.toast {
  position: fixed;
  bottom: -100px;
  right: 20px;
  background-color: var(--card-bg);
  color: var(--text-color);
  padding: 15px 20px;
  border-radius: var(--border-radius-sm);
  box-shadow: 0 5px 15px var(--shadow-color);
  display: flex;
  flex-direction: column;
  min-width: 300px;
  transition: transform var(--transition-fast);
  z-index: 9999;
}
.toast.show {
  transform: translateY(-120px);
}
.toast-content {
  display: flex;
  align-items: center;
}
.toast-content i {
  font-size: 24px;
  color: var(--primary-color);
  margin-right: 15px;
}
.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background-color: var(--primary-color);
  transform-origin: left;
  animation: progress 3s linear forwards;
}
@keyframes progress {
  0% {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0);
  }
}
.reveal-text {
  position: relative;
}
.reveal-text:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--primary-color);
  transform: scaleX(1);
  transform-origin: right;
  animation: reveal 1.5s var(--transition-slow) forwards;
}
@keyframes reveal {
  0% {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0);
    transform-origin: left;
  }
}
@media (max-width: 992px) {
  .section {
    padding: 80px 0;
  }
  .hero-content {
    flex-direction: column-reverse;
    text-align: center;
  }
  .hero-text h1 {
    font-size: 3rem;
  }
  .role-text {
    justify-content: center;
  }
  .hero-description {
    margin: 0 auto 30px;
  }
  .hero-buttons {
    justify-content: center;
  }
  .contact-container {
    grid-template-columns: 1fr;
  }
  .footer-content {
    flex-direction: column;
    gap: 30px;
  }
  .footer-logo {
    text-align: center;
  }
  .footer-links {
    justify-content: space-around;
  }
}
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    flex-direction: column;
    background-color: var(--navbar-bg);
    padding: 40px 0;
    transition: left var(--transition-fast);
    z-index: 999;
  }
  .nav-menu.active {
    left: 0;
  }
  .nav-menu li {
    margin: 15px 0;
  }
  .hero-text h1 {
    font-size: 2.5rem;
  }
  .section-header h2 {
    font-size: 2rem;
  }
  .skills-container,
  .projects-container {
    grid-template-columns: 1fr;
  }
  .footer-links {
    flex-direction: column;
    gap: 30px;
  }
}
@media (max-width: 576px) {
  .section {
    padding: 60px 0;
  }
  .hero-text h1 {
    font-size: 2rem;
  }
  .role-text {
    font-size: 1.2rem;
  }
  .typing-slider {
    height: 24px;
  }
  @keyframes slide {
    0% {
      top: 0;
    }
    16.66% {
      top: 0;
    }
    33.33% {
      top: -24px;
    }
    50% {
      top: -24px;
    }
    66.66% {
      top: -48px;
    }
    83.33% {
      top: -48px;
    }
    to {
      top: 0;
    }
  }
  .hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .btn {
    width: 100%;
  }
  .contact-info,
  .contact-form {
    padding: 30px 20px;
  }
}