/* Global Styles */
:root,
[data-theme="light"] {
  --bg-color: #f8f9fa;
  --text-color: #2c3e50;
  --header-bg: #34495e;
  --header-text: #ffffff;
  --accent-color: #3498db;
  --section-bg: #ffffff;
  --card-bg: #ffffff;
  --border-color: #e9ecef;
  --shadow-light: rgba(0, 0, 0, 0.08);
  --shadow-medium: rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --text-color: #e4e6ea;
  --header-bg: #2c2c2c;
  --header-text: #ffffff;
  --accent-color: #4fc3f7;
  --section-bg: #242424;
  --card-bg: #2e2e2e;
  --border-color: #404040;
  --shadow-light: rgba(0, 0, 0, 0.3);
  --shadow-medium: rgba(0, 0, 0, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: all 0.3s ease;
}
/* Container for two-column layout */
.container {
    display: flex;
    min-height: 100vh;
}

/* Left side (header and hero) */
.left-side {
    /* flex: 1; */
    padding-top: 3rem; /* Give space for button */
    background-color: var(--header-bg);
    color: var(--header-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2em;
    overflow-y: auto;
    width: 30%;
    position: relative;
}

/* Profile photo styling */
.profile-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin-bottom: 1em;
}

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

h1, h2, h3 {
    margin-bottom: 0.5em;
}

/* Layout Styles */
header {
    background: var(--header-bg);
    color: var(--header-text);
    padding: 1em 0;
    text-align: center;
}

header h1 {
    font-size: 2em;
}
.right-side{
    position: relative;
    width: 70%;
    padding: 2em;
    overflow-y: auto;
    background-color: var(--bg-color);
}
header nav ul {
    list-style-type: none;
    margin-top: 1em;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin-right: 1em;
    margin-top: 0.5em;
}
#contact-button{
    text-decoration: none;
    font-weight: bold;
    background: none;
    border: none;
    color: var(--header-text);
    font-size: 1em;
}
#contact-button:hover{
    cursor: pointer;
} 
header nav ul li a {
    color: var(--header-text);
    font-weight: bold;
}

section {
    padding: 2em;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-bg);
    box-shadow: 0 2px 8px var(--shadow-light);
    margin-bottom: 1.5rem;
}
#social-links a:hover {
    background-color: var(--accent-color);
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}
/* Hero Section */
#hero {
    position: relative;
    text-align: center;
    background: linear-gradient(135deg, #34495e, #2c3e50);
    padding: 3em 0;
    overflow: hidden;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

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

#hero h2 {
    font-size: 1.8em;
    color: #f8f9fa;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.cta-button {
    padding: 0.8rem 2rem;
    background: var(--accent-color);
    color: #ffffff;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
    color: #ffffff;
}

.cta-button.secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid #ffffff;
    color: #ffffff;
}

.cta-button.secondary:hover {
    background: #ffffff;
    color: #2c3e50;
}

.button {
    display: inline-block;
    padding: 0.5em 1em;
    background-color: var(--accent-color);
    color: var(--bg-color);
    border-radius: 5px;
    margin-top: 1em;
}

/* Skills Section */
.skills-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-medium);
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background-color: var(--section-bg);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), #2980b9);
    border-radius: 4px;
    width: 0%;
    transition: width 1.5s ease-in-out;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 1rem;
}

.project-card {
    height: 350px;
    perspective: 1000px;
    cursor: pointer;
    position: relative;
}

.project-front,
.project-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    padding: 1.2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    transition: transform 0.6s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 8px var(--shadow-light);
    overflow: hidden;
    box-sizing: border-box;
}

.project-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, var(--accent-color), #2980b9);
    color: white;
}

.project-card.flipped .project-front {
    transform: rotateY(-180deg);
}

.project-card.flipped .project-back {
    transform: rotateY(0deg);
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-front h3,
.project-back h3 {
    font-size: 1.2em;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.project-back h3 {
    color: white;
}

.project-front p {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.project-back p {
    flex: 1;
    overflow: hidden;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 0.8rem;
}

.tech-tag {
    background: var(--accent-color);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: bold;
    white-space: nowrap;
}

.project-links {
    display: flex;
    gap: 0.8rem;
    margin-top: auto;
    flex-shrink: 0;
}

.project-btn {
    flex: 1;
    padding: 0.6rem 0.8rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    text-align: center;
    font-weight: bold;
    transition: background 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.project-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.demo-btn {
    background: rgba(255, 255, 255, 0.1);
}

/* Loading and Error States */
.projects-loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-color);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.projects-error {
    text-align: center;
    padding: 3rem;
    color: var(--text-color);
}

.retry-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    margin-top: 1rem;
    transition: background 0.3s ease;
}

.retry-btn:hover {
    background: #2980b9;
}

/* Project Stats */
.project-stats {
    display: flex;
    gap: 0.8rem;
    margin-top: auto;
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-color);
    opacity: 0.8;
    flex-wrap: wrap;
}

.project-stats span {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    white-space: nowrap;
}

.project-details {
    flex: 1;
    overflow: hidden;
    font-size: 0.85rem;
    line-height: 1.4;
    margin-bottom: 1rem;
}

.project-details p {
    margin-bottom: 0.3rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.project-hover-indicator {
    margin-top: auto;
    text-align: center;
    font-size: 0.8rem;
    color: var(--accent-color);
    font-style: italic;
    padding: 0.5rem 0;
}

/* Contact Section */
#contact{
    margin-bottom: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem 0;
}

.contact-icon {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.contact-label {
    font-weight: bold;
    color: var(--text-color);
    min-width: 60px;
}

.contact-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.contact-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

.contact-divider {
    text-align: center;
    margin: 2rem 0 1.5rem 0;
    position: relative;
}

.contact-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
    z-index: 1;
}

.contact-divider span {
    background: var(--card-bg);
    padding: 0 1rem;
    color: var(--text-color);
    font-style: italic;
    position: relative;
    z-index: 2;
}

#contact form {
    display: flex;
    flex-direction: column;
}

#contact label {
    margin-top: 0.5em;
    font-weight: bold;
}

#contact input, #contact textarea {
    padding: 0.8em;
    margin-top: 0.5em;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1em;
    background: var(--card-bg);
    color: var(--text-color);
    transition: all 0.3s ease;
}

#contact input:focus, #contact textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    transform: translateY(-2px);
}

#contact button {
    margin-top: 1.5em;
    padding: 0.8em 2em;
    background: linear-gradient(135deg, var(--accent-color), #2980b9);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#contact button:hover {
    background: linear-gradient(135deg, #2980b9, var(--accent-color));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
}

#contact button:active {
    transform: translateY(0);
}

/* Footer */
footer {
    background: var(--header-bg);
    color: var(--header-text);
    padding: 2em 0;
    text-align: center;
    width: 100%;
    box-shadow: 0 -2px 8px var(--shadow-light);
}

footer p {
    margin-bottom: 0.5em;
}

footer ul {
    list-style-type: none;
    padding: 0;
}

footer ul li {
    display: inline;
    margin-right: 1em;
}

footer ul li a {
    color: var(--header-text);
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.5em;
    }

    #hero h2 {
        font-size: 1.3em;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }

    .cta-button {
        width: 200px;
    }

    header nav ul li {
        display: block;
        margin: 0.5em 0;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .project-card {
        height: 250px;
    }

    .container {
        flex-direction: column;
        height: auto;
    }

    .left-side {
        width: 100%;
        align-items: flex-start;
        padding: 1em;
    }

    .right-side {
        width: 100%;
    }

    .skills-container {
        gap: 0.8rem;
    }

    .skill-item {
        padding: 0.8rem;
    }

    #particles-canvas {
        display: none; /* Hide particles on mobile for performance */
    }

    .contact-info {
        padding: 1rem;
    }

    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
    }

    .contact-label {
        min-width: auto;
    }
}
/* Accordion Content (Hidden by Default) */
.accordion-content {
    display: none;
    padding: 1em 0;
    animation: slideDown 0.3s ease-out;
}

.accordion-content.show {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Style for Clickable Headers */
section h2 {
    cursor: pointer;
    background: var(--section-bg);
    padding: 0.8em;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

#typed-text {
    color: #2c3e50 !important;
}




section h2:hover {
    background: var(--accent-color);
    color: var(--header-text);
    transform: translateX(5px);
    box-shadow: 0 4px 8px var(--shadow-medium);
}
/* Social Icons Styling */
.social-icon {
    width: 24px;
    height: 24px;
    margin: 0 8px; /* Space between icons */
    vertical-align: middle;
    cursor: pointer;
}

#about {
    margin-top: 20px;
}

/* Typing text and cursor effect */
#typed-text {
    color: var(--text-color) !important;
    text-shadow: 2px 2px 8px rgba(255, 255, 255, 0.8);
    font-weight: 600;
}

#typed-text::after {
    content: '|';
    display: inline-block;
    animation: blink 0.7s infinite;
    color: var(--text-color) !important;
}

/* Blinking animation for the cursor */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}
#social-links{
    background-color: var(--bg-color);
    padding-top: 5px;
    padding-bottom: 5px;
}

#theme-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: 1px solid;
  border-color: var(--border-color, #aaa);
  color: var(--text-color, #333);
  padding: 0.4em 0.8em;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.9em;
  z-index: 10;
}

#theme-toggle:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
}

/* Irresistible Download Resume Button */
.resume-download-section {
  display: flex;
  justify-content: center;
  margin: 3rem 0 2rem 0;
  padding: 1rem;
  position: relative;
  z-index: 5;
}

.download-resume-btn {
  position: relative;
  display: inline-block;
  background: linear-gradient(135deg, #ff6b6b, #ee5a24, #ff6b6b);
  background-size: 200% 200%;
  color: white;
  text-decoration: none;
  border-radius: 50px;
  padding: 1rem 2rem;
  font-weight: bold;
  font-size: 1.1rem;
  box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
  transition: all 0.3s ease;
  overflow: hidden;
  border: 2px solid transparent;
  animation: gradientShift 3s ease-in-out infinite;
}

.download-resume-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 35px rgba(255, 107, 107, 0.6);
  border-color: rgba(255, 255, 255, 0.3);
}

.download-resume-btn:active {
  transform: translateY(-1px) scale(1.02);
}

.btn-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  z-index: 2;
}

.btn-icon {
  font-size: 1.5rem;
  animation: bounce 2s infinite;
}

.btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.btn-main {
  font-size: 1.1rem;
  font-weight: bold;
  line-height: 1.2;
}

.btn-sub {
  font-size: 0.85rem;
  opacity: 0.9;
  font-weight: normal;
}

.btn-arrow {
  font-size: 1.2rem;
  animation: float 2s ease-in-out infinite;
}

.btn-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s ease;
}

.download-resume-btn:hover .btn-shine {
  left: 100%;
}

/* Animations */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-5px); }
  60% { transform: translateY(-3px); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

/* Pulse effect for extra attention */
.download-resume-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50px;
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  opacity: 0;
  animation: pulse 2s infinite;
  z-index: -1;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.2);
    opacity: 0;
  }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .download-resume-btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
  }

  .btn-content {
    gap: 0.8rem;
  }

  .btn-icon {
    font-size: 1.3rem;
  }

  .btn-main {
    font-size: 1rem;
  }
}