/* Base Styles */
:root {
  --primary: #667eea;
  --primary-dark: #5a67d8;
  --secondary: #764ba2;
  --accent: #f093fb;
  --dark: #2d3748;
  --light: #f7fafc;
  --gray: #718096;
  --gray-light: #e2e8f0;
  --white: #ffffff;
  --success: #48bb78;
  --warning: #ed8936;
  --error: #f56565;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: var(--primary);
  transition: var(--transition);
}

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

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-primary);
  color: white;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition);
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
  color: white;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Sections */
.section {
  padding: 120px 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 80px;
  font-size: 3rem;
  font-weight: 800;
  position: relative;
}

.section-title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

header.sticky {
  padding: 15px 0;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--dark);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 40px;
}

.nav-link {
  color: var(--dark);
  font-weight: 600;
  position: relative;
  padding: 8px 0;
  transition: var(--transition);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--dark);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  margin-top: 50px;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-bg-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 200px;
  height: 200px;
  background: var(--gradient-primary);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  background: var(--gradient-secondary);
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.shape-3 {
  width: 100px;
  height: 100px;
  background: var(--gradient-accent);
  bottom: 20%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 60px;
}

.hero-text {
  flex: 1;
  max-width: 600px;
}

.hero-greeting {
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 15px;
  font-weight: 600;
  /* display: flex; */
  align-items: center;
  gap: 10px;
}

.hero-name {
  font-size: 4rem;
  font-weight: 900;
  margin-bottom: 10px;
  color: var(--dark);
  line-height: 1.1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-npm {
  font-size: 2rem;
  font-weight: 900;
  color: var(--dark);
  line-height: 1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-size: 1.5rem;
  color: var(--gray);
  margin-bottom: 15px;
  font-weight: 500;
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 40px;
  color: var(--gray);
  line-height: 1.8;
}

.hero-btns {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
}

.social-icons {
  display: flex;
  gap: 15px;
}

.social-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  position: relative;
}

.social-icon::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark);
  color: white;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  white-space: nowrap;
}

.social-icon:hover::before {
  opacity: 1;
  bottom: -35px;
}

.social-icon:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.hero-image {
  flex: 1;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  z-index: 2;
}

.hero-image-wrapper img {
  width: 350px;
  height: 350px;
  object-fit: cover;
  border-radius: 50%;
  border: 5px solid var(--white);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 2;
}

.hero-image-bg {
  position: absolute;
  top: -20px;
  left: -20px;
  width: calc(100% + 40px);
  height: calc(100% + 40px);
  background: var(--gradient-primary);
  border-radius: 50%;
  z-index: 1;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.5;
  }
}

.floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  background: var(--white);
  padding: 15px 20px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  animation: floatCard 4s ease-in-out infinite;
}

.floating-card i {
  color: var(--primary);
  font-size: 1.2rem;
}

.card-1 {
  top: 20%;
  left: -10%;
  animation-delay: 0s;
}

.card-2 {
  top: 50%;
  right: -15%;
  animation-delay: 1.5s;
}

.card-3 {
  bottom: 20%;
  left: -5%;
  animation-delay: 3s;
}

/* About Section */
.about {
  background: var(--white);
}

.about-content {
  display: flex;
  align-items: center;
  gap: 80px;
}

.about-image {
  flex: 1;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: var(--transition);
}

.about-image-wrapper:hover img {
  transform: scale(1.05);
}

.about-stats {
  position: absolute;
  bottom: 30px;
  left: 30px;
  right: 30px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  padding: 20px;
  display: flex;
  justify-content: space-around;
}

.stat-item {
  text-align: center;
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 5px;
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--gray);
  font-weight: 600;
}

.about-text {
  flex: 1;
}

.about-text h3 {
  font-size: 2.2rem;
  margin-bottom: 25px;
  color: var(--dark);
  line-height: 1.3;
}

.about-text p {
  margin-bottom: 25px;
  color: var(--gray);
  font-size: 1.05rem;
  line-height: 1.8;
}

.about-skills-preview {
  margin: 40px 0;
}

.skill-bar {
  margin-bottom: 25px;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-weight: 600;
}

.skill-progress {
  height: 8px;
  background: var(--gray-light);
  border-radius: 4px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  width: 0;
  transition: width 2s ease-in-out;
}

.about-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 40px 0;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px;
  background: var(--light);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.info-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.info-item i {
  color: var(--primary);
  font-size: 1.2rem;
  width: 20px;
}

.info-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.info-item strong {
  font-size: 0.85rem;
  color: var(--gray);
  font-weight: 600;
}

.info-item span {
  color: var(--dark);
  font-weight: 500;
}

/* Skills Section */
.skills {
  background: var(--light);
}

.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
}

.skill-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: 40px 30px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.skill-card:hover::before {
  transform: scaleX(1);
}

.skill-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.skill-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  color: white;
  font-size: 2rem;
  position: relative;
}

.skill-icon::after {
  content: "";
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  opacity: 0;
  transition: var(--transition);
}

.skill-card:hover .skill-icon::after {
  opacity: 0.3;
  animation: ripple 1s ease-out;
}

@keyframes ripple {
  0% {
    transform: scale(1);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.2);
    opacity: 0;
  }
}

.skill-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--dark);
}

.skill-description {
  color: var(--gray);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.skill-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.skill-tools span {
  background: var(--light);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Portfolio Section */
.portfolio {
  background: var(--white);
}

.portfolio-filter {
  display: flex;
  justify-content: center;
  margin-bottom: 60px;
  flex-wrap: wrap;
  gap: 15px;
}

.filter-btn {
  padding: 12px 25px;
  background: var(--light);
  border: 2px solid transparent;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  color: var(--gray);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.portfolio-item {
  border-radius: var(--border-radius);
  overflow: hidden;
  position: relative;
  transition: var(--transition);
}

.portfolio-item:hover {
  transform: translateY(-10px);
}

.portfolio-image-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.portfolio-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  padding: 30px;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-item:hover .portfolio-image {
  transform: scale(1.1);
}

.portfolio-content {
  text-align: center;
  color: white;
}

.portfolio-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.portfolio-category {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.portfolio-description {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 25px;
  opacity: 0.9;
}

.portfolio-links {
  display: flex;
  gap: 15px;
  justify-content: center;
}

.portfolio-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
  border: 2px solid white;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.portfolio-link:hover {
  background: white;
  color: var(--primary);
}

/* Education Section */
.education {
  background: var(--light);
}

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::after {
  content: "";
  position: absolute;
  width: 4px;
  background: var(--gradient-primary);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
  border-radius: 2px;
}

.timeline-item {
  padding: 20px 50px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}

.timeline-item::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--white);
  border: 4px solid var(--primary);
  border-radius: 50%;
  top: 25px;
  z-index: 1;
}

.left {
  left: 0;
  text-align: right;
}

.right {
  left: 50%;
}

.left::after {
  right: -10px;
}

.right::after {
  left: -10px;
}

.timeline-content {
  padding: 30px;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: var(--transition);
}

.timeline-content:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
}

.timeline-icon {
  position: absolute;
  top: -15px;
  right: 30px;
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.right .timeline-icon {
  left: 30px;
  right: auto;
}

.timeline-date {
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 10px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.timeline-title {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--dark);
  font-weight: 700;
}

.timeline-location {
  color: var(--gray);
  font-style: italic;
  margin-bottom: 15px;
  font-weight: 600;
}

.timeline-description {
  color: var(--gray);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.timeline-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-skills span {
  background: var(--light);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* Contact Section */
.contact {
  background: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-intro {
  margin-bottom: 40px;
}

.contact-intro h3 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: var(--dark);
  font-weight: 700;
}

.contact-intro p {
  color: var(--gray);
  font-size: 1.1rem;
  line-height: 1.7;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--light);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.contact-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateX(10px);
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-text h4 {
  font-size: 1.2rem;
  margin-bottom: 5px;
  color: var(--dark);
  font-weight: 700;
}

.contact-text p,
.contact-text a {
  color: var(--gray);
  font-weight: 500;
}

.contact-form {
  background: var(--light);
  padding: 40px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 25px;
  position: relative;
}

.form-control {
  width: 100%;
  padding: 15px 50px 15px 20px;
  border: 2px solid var(--gray-light);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  background: var(--white);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group i {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  font-size: 1.1rem;
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
  padding-top: 20px;
}

textarea + i {
  top: 30px;
  transform: none;
}

/* Footer */
footer {
  background: var(--dark);
  color: white;
  padding: 80px 0 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  z-index: 0;
}

footer > * {
  position: relative;
  z-index: 1;
}

.footer-content {
  max-width: 600px;
  margin: 0 auto 50px;
}

.footer-logo {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 25px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-text {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
  font-size: 1.1rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
}

.footer-social a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.3rem;
  transition: var(--transition);
  position: relative;
}

.footer-social a::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  color: var(--dark);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  white-space: nowrap;
}

.footer-social a:hover::before {
  opacity: 1;
  bottom: -35px;
}

.footer-social a:hover {
  background: var(--gradient-primary);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-bottom: 40px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
  font-weight: 500;
  position: relative;
}

.footer-links a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition);
}

.footer-links a:hover::after {
  width: 100%;
}

.footer-links a:hover {
  color: white;
}

.copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .hero-content {
    gap: 40px;
  }

  .about-content {
    gap: 60px;
  }

  .contact-content {
    gap: 60px;
  }
}

@media (max-width: 992px) {
  .hero-content {
    flex-direction: column-reverse;
    text-align: center;
    gap: 60px;
    margin-top: 80px;
    margin-bottom: 40px;
  }

  .hero-text {
    max-width: none;
  }

  .hero-btns {
    justify-content: center;
  }

  .social-icons {
    justify-content: center;
  }

  .about-content {
    flex-direction: column;
    gap: 50px;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .timeline::after {
    left: 31px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }

  .timeline-item::after {
    left: 21px;
  }

  .left {
    text-align: left;
  }

  .timeline-icon {
    left: 30px !important;
    right: auto !important;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }

  .section-title {
    font-size: 2.5rem;
    margin-bottom: 60px;
  }

  .hero-name {
    font-size: 3rem;
  }

  .hero-role {
    font-size: 1.3rem;
  }

  .hero-btns {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    transition: var(--transition);
    z-index: 999;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    margin-left: 0;
  }

  .nav-link {
    font-size: 1.2rem;
  }

  .hamburger {
    display: block;
  }

  .skills-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .about-info {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .floating-card {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  
  .hero-greeting {
    align-items: center;
  }

  .hero-name {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-image-wrapper img {
    width: 280px;
    height: 280px;
  }

  .about-text h3 {
    font-size: 1.8rem;
  }

  .skill-card,
  .contact-form {
    padding: 30px 20px;
  }

  .timeline-content {
    padding: 20px;
  }

  .footer-social {
    gap: 15px;
  }

  .footer-links {
    gap: 20px;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* Selection */
::selection {
  background: var(--primary);
  color: white;
}

::-moz-selection {
  background: var(--primary);
  color: white;
}

/* Responsive untuk Education Section - Tablet dan Mobile */
@media (max-width: 992px) {
  .timeline::after {
    left: 30px;
  }

  .timeline-item {
    width: 100% !important;
    left: 0 !important;
    padding-left: 80px;
    padding-right: 20px;
    margin-bottom: 30px;
    text-align: left !important;
  }

  .timeline-item::after {
    left: 20px !important;
  }

  .timeline-icon {
    left: 20px !important;
    right: auto !important;
  }

  /* Reset semua positioning untuk right items */
  .timeline-item.right {
    left: 0 !important;
    text-align: left !important;
  }

  .timeline-item.right::after {
    left: 20px !important;
    right: auto !important;
  }

  .timeline-item.right .timeline-icon {
    left: 20px !important;
    right: auto !important;
  }
}

@media (max-width: 768px) {
  .education {
    padding: 80px 0;
  }

  .timeline {
    max-width: 100%;
    padding: 0 10px;
  }

  .timeline::after {
    left: 25px;
    width: 3px;
  }

  .timeline-item {
    width: 100% !important;
    left: 0 !important;
    padding-left: 70px;
    padding-right: 15px;
    margin-bottom: 40px;
    text-align: left !important;
  }

  .timeline-item::after {
    left: 15px !important;
    right: auto !important;
    width: 16px;
    height: 16px;
  }

  .timeline-content {
    padding: 25px 20px;
    margin-left: 0;
  }

  .timeline-icon {
    left: 15px !important;
    right: auto !important;
    width: 35px;
    height: 35px;
    font-size: 1rem;
    top: -12px;
  }

  /* Pastikan semua right items mengikuti aturan yang sama */
  .timeline-item.right {
    width: 100% !important;
    left: 0 !important;
    text-align: left !important;
    padding-left: 70px;
    padding-right: 15px;
  }

  .timeline-item.right::after {
    left: 15px !important;
    right: auto !important;
  }

  .timeline-item.right .timeline-icon {
    left: 15px !important;
    right: auto !important;
  }

  .timeline-title {
    font-size: 1.2rem;
    margin-bottom: 8px;
  }

  .timeline-location {
    font-size: 0.9rem;
    margin-bottom: 12px;
  }

  .timeline-description {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 15px;
  }

  .timeline-date {
    font-size: 0.85rem;
    margin-bottom: 8px;
  }

  .timeline-skills {
    gap: 6px;
  }

  .timeline-skills span {
    padding: 4px 10px;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .timeline {
    padding: 0 5px;
  }

  .timeline::after {
    left: 20px;
    width: 2px;
  }

  .timeline-item {
    width: 100% !important;
    left: 0 !important;
    padding-left: 55px;
    padding-right: 10px;
    margin-bottom: 35px;
    text-align: left !important;
  }

  .timeline-item::after {
    left: 12px !important;
    right: auto !important;
    width: 14px;
    height: 14px;
    border-width: 3px;
  }

  .timeline-content {
    padding: 20px 15px;
    border-radius: 8px;
  }

  .timeline-icon {
    left: 12px !important;
    right: auto !important;
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
    top: -10px;
  }

  /* Pastikan semua right items mengikuti aturan yang sama */
  .timeline-item.right {
    width: 100% !important;
    left: 0 !important;
    text-align: left !important;
    padding-left: 55px;
    padding-right: 10px;
  }

  .timeline-item.right::after {
    left: 12px !important;
    right: auto !important;
  }

  .timeline-item.right .timeline-icon {
    left: 12px !important;
    right: auto !important;
  }

  .timeline-title {
    font-size: 1.1rem;
    line-height: 1.3;
  }

  .timeline-location {
    font-size: 0.85rem;
  }

  .timeline-description {
    font-size: 0.9rem;
    line-height: 1.4;
  }

  .timeline-date {
    font-size: 0.8rem;
  }

  .timeline-skills {
    gap: 5px;
    margin-top: 15px;
  }

  .timeline-skills span {
    padding: 3px 8px;
    font-size: 0.7rem;
    border-radius: 15px;
  }
}

@media (max-width: 360px) {
  .timeline-item {
    width: 100% !important;
    left: 0 !important;
    padding-left: 50px;
    padding-right: 8px;
    text-align: left !important;
  }

  .timeline-item.right {
    width: 100% !important;
    left: 0 !important;
    padding-left: 50px;
    padding-right: 8px;
    text-align: left !important;
  }

  .timeline-item.right::after {
    left: 12px !important;
    right: auto !important;
  }

  .timeline-item.right .timeline-icon {
    left: 12px !important;
    right: auto !important;
  }

  .timeline-content {
    padding: 18px 12px;
  }

  .timeline-title {
    font-size: 1rem;
  }

  .timeline-description {
    font-size: 0.85rem;
  }

  .timeline-icon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
}