/* ============================
   Variables & Reset
============================ */
:root {
    /* Color scheme - Dark theme (default) */
    --primary: #814DE5;
    --primary-light: #9b71e9;
    --primary-dark: #5f35b8;
    --text: #f0f0f0;
    --text-muted: #a0a0a0;
    --background: #121212;
    --background-alt: #1e1e1e;
    --card-bg: #232323;
    --border: #333333;
    --shadow: rgba(0, 0, 0, 0.3);
    
    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-heading: var(--font-main);
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* Light Theme Variables */
.light-theme {
    --primary: #814DE5;
    --primary-light: #9b71e9;
    --primary-dark: #5f35b8;
    --text: #111111;
    --text-muted: #666666;
    --background: #f8f8f8;
    --background-alt: #eaeaea;
    --card-bg: #ffffff;
    --border: #dddddd;
    --shadow: rgba(0, 0, 0, 0.1);
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--text);
    background-color: var(--background);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

button {
    cursor: pointer;
    font-family: inherit;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: var(--space-sm);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: var(--space-md);
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    border-radius: var(--radius-sm);
}

/* Layout & Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

section {
    padding: var(--space-lg) 0;
}

/* ============================
   Header & Navigation
============================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--background);
    box-shadow: 0 2px 10px var(--shadow);
    transition: background-color var(--transition-normal);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text);
    transition: color var(--transition-fast);
}

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

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-menu li {
    margin-left: var(--space-sm);
}

.nav-link {
    color: var(--text);
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    background-color: var(--background-alt);
}

.theme-toggle-container {
    display: flex;
    align-items: center;
}

#themeToggle {
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.2rem;
    padding: 0.5rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

#themeToggle:hover {
    background-color: var(--background-alt);
}

.dark-theme .light-icon {
    display: block;
}

.dark-theme .dark-icon {
    display: none;
}

.light-theme .light-icon {
    display: none;
}

.light-theme .dark-icon {
    display: block;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text);
    margin: 3px 0;
    transition: all var(--transition-fast);
}

/* ============================
   Hero Section
============================ */
.hero {
    padding-top: calc(var(--space-lg) + 4rem);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    margin-bottom: var(--space-xs);
}

.hero-content h2 {
    color: var(--primary);
    margin-bottom: var(--space-sm);
}

.highlight {
    color: var(--primary);
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    margin: var(--space-md) 0;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #ffffff;
}

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

.btn-secondary:hover {
    background-color: var(--text);
    color: var(--background);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.social-icon {
    font-size: 1.2rem;
    color: var(--text);
    transition: color var(--transition-fast);
}

.social-icon:hover {
    color: var(--primary);
}

.hero-image {
    position: relative;
}

.shape {
    width: 300px;
    height: 300px;
    background: linear-gradient(to right bottom, var(--primary), var(--primary-dark));
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    25% {
        border-radius: 50% 50% 30% 70% / 60% 40% 60% 40%;
    }
    50% {
        border-radius: 70% 30% 50% 50% / 40% 60% 40% 60%;
    }
    75% {
        border-radius: 40% 60% 60% 40% / 50% 50% 70% 30%;
    }
    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
}

/* ============================
   About Section
============================ */
.about-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--space-md);
    align-items: center;
}

.about-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.detail {
    padding: var(--space-sm);
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 10px var(--shadow);
    transition: transform var(--transition-fast);
}

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

.detail i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.detail h3 {
    margin-bottom: var(--space-xs);
}

.pfp-container {
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 20px var(--shadow);
}

/* ============================
 Projects Section with Zoom Features
============================ */

/* Filter Section - Unchanged */
.projects-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.filter-btn {
    background-color: var(--card-bg);
    color: var(--text);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary);
    color: white;
}

/* Projects Grid - Unchanged */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-md);
}

/* Project Card - Unchanged hover properties */
.project-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 10px var(--shadow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow);
}

/* Image Container - New for zoom effect */
.image-container {
    overflow: hidden;
    position: relative;
    width: 100%;
    height: 200px;
    cursor: pointer;
}

/* Project Image - Modified for zoom */
.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast);
}

/* Zoom Effect on Hover */
.image-container:hover .project-image {
    transform: scale(1.1);
}

/* Content Section - Unchanged */
.project-content {
    padding: var(--space-sm);
}

.project-title {
    margin-bottom: var(--space-xs);
}

/* Project Tags - Unchanged */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: var(--space-xs) 0;
}

.project-tag {
    background-color: var(--primary-light);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

/* Project Links - Unchanged */
.project-links {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.project-link {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 500;
}

/* Modal for Full-Size Image - New */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border: 3px solid var(--card-bg);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 25px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 1001;
}

/* Animation for Modal */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.image-modal.active {
    display: flex;
    animation: fadeIn 0.3s ease-in-out;
}

/* Prevent scrolling when modal is open */
body.modal-open {
    overflow: hidden;
}

/* ============================
   Skills Section
============================ */
.skills-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.skills-category h3 {
    margin-bottom: var(--space-sm);
    color: var(--primary);
}

.skill-item {
    margin-bottom: var(--space-sm);
}

.skill-name {
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.skill-bar {
    height: 8px;
    background-color: var(--background-alt);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-level {
    height: 100%;
    background-color: var(--primary);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

/* ============================
   Contact Section
============================ */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-md);
}

.contact-method {
    background-color: var(--card-bg);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    transition: transform var(--transition-fast);
}

.contact-method:hover {
    transform: translateY(-5px);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.contact-method h3 {
    margin-bottom: 0.25rem;
}

.contact-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xs);
}

.contact-social a {
    color: var(--text);
    font-size: 1.2rem;
    transition: color var(--transition-fast);
}

.contact-social a:hover {
    color: var(--primary);
}

.contact-form {
    background-color: var(--card-bg);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 10px var(--shadow);
}

.form-group {
    margin-bottom: var(--space-sm);
}

.form-group label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: transparent;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text);
    transition: border-color var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

/* ============================
   Footer
============================ */
footer {
    background-color: var(--background-alt);
    padding: var(--space-md) 0;
    margin-top: var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    padding-bottom: var(--space-sm);
}

.footer-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.footer-nav {
    display: flex;
    gap: var(--space-md);
}

.footer-nav a {
    color: var(--text);
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    color: var(--text);
    font-size: 1.2rem;
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--primary);
}

.footer-bottom {
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
}

/* ============================
   Utilities
============================ */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    transform: translateY(20px);
    z-index: 999;
    box-shadow: 0 2px 10px var(--shadow);
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--primary-dark);
}

/* ============================
   Responsive Styles
============================ */
@media (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero {
        padding-top: calc(var(--space-md) + 4rem);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--background);
        box-shadow: 0 5px 10px var(--shadow);
        flex-direction: column;
        align-items: center;
        padding: var(--space-sm) 0;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-fast), opacity var(--transition-fast);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav-menu li {
        margin: 0.5rem 0;
    }
    
    .hero {
        text-align: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
        margin-bottom: var(--space-md);
    }
    
    .image-container {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-nav, .footer-social {
        margin-top: var(--space-sm);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .projects-filter {
        flex-direction: column;
        width: 100%;
    }
    
    .filter-btn {
        width: 100%;
    }
}