/* Base Styles and Variables */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #121212;
    --bg-tertiary: #1e1e1e;
    --accent-primary: #ffffff;
    --accent-secondary: #a0a0a0;
    --text-primary: #f8f8f8;
    --text-secondary: #c0c0c0;
    --text-muted: #808080;
    --border-color: #333333;
    --card-bg: rgba(24, 24, 24, 0.8);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.4);
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    --transition-blur: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1.5rem;
}

@keyframes gradientMove {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

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

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 0.5rem;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* For Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--bg-tertiary) var(--bg-primary);
}

/* Default GIF style */
.gif {
    width: 100%;
    max-width: 12.5rem;
    cursor: pointer;
    transition: transform 0.2s ease-in-out;
}

.gif:hover {
    transform: scale(2);
}

/* Modal styles */
.modal {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    justify-content: center;
    align-items: center;
    z-index: 1100;
    backdrop-filter: blur(10px);
}

#expandedGif {
    max-width: 90%;
    max-height: 90vh;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
}

/* Global Styles */
html {
    font-size: 16px;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    position: relative;
    height: 100%;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 20%);
    background-size: 200% 200%;
    animation: gradientRotate 4.75s linear infinite;
    z-index: -1;
}

/* Navigation */
nav {
    background-color: rgba(10, 10, 10, 0.85);
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
    transition: var(--transition-normal);
}

.nav-name {
    color: var(--text-primary);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: var(--transition-normal);
    background: linear-gradient(90deg, var(--text-primary) 0%, #a6a7d1 50%, var(--accent-secondary) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientMove 3s ease infinite;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition-normal);
    position: relative;
    padding: 0.5rem 0;
}

nav a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--text-primary);
    transition: width 0.3s ease;
}

nav a:hover,
nav a.active {
    color: var(--text-primary);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

/* Page Container */
.page-container {
    height: 100vh;
    width: 100vw;
    position: relative;
    overflow: hidden;
}

/* Section Styles */
.section {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-blur);
    filter: blur(20px);
    transform: scale(1.1);
    overflow-y: auto;
    padding: 80px 0;
    box-sizing: border-box;
}

.section.active {
    opacity: 1;
    visibility: visible;
    filter: blur(0);
    transform: scale(1);
}

.section.transitioning-out {
    opacity: 0;
    filter: blur(20px);
    transform: scale(0.9);
}

.section.transitioning-in {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
}

.section-content {
    max-width: 1200px;
    width: 90%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Home Section */
#home {
    background-color: var(--bg-primary);
}

#home h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.5px;
    text-align: center;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--text-primary) 0%, #7d9dce 50%, var(--accent-secondary) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientMove 2.75s ease infinite;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

#home p {
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.5px;
    text-align: center;
    line-height: 1.3;
    max-width: 900px;
}

/* Next Section Button */
.next-section-btn {
    margin-top: 3rem;
    padding: 1rem 2rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.next-section-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.next-section-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-secondary);
    border-color: var(--text-primary);
}

.next-section-btn:hover::before {
    transform: translateX(100%);
}

.next-section-btn svg {
    width: 1.2rem;
    height: 1.2rem;
    transition: transform 0.3s ease;
}

.next-section-btn:hover svg {
    transform: translateY(3px);
}

/* Projects Section */
#projects {
    background-color: var(--bg-secondary);
}

#projects::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.02) 0%, transparent 50%);
    z-index: -1;
}

h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
    text-align: center;
}

h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--text-primary), #003cff, var(--accent-secondary));
    background-size: 200% 100%;
    border-radius: 2px;
    animation: gradientMove 4.75s ease infinite;
}

/* Skills Section */
.skills-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    margin-top: 2rem;
    padding: 2rem 0;
    width: 90%;
    max-width: 87.5rem;
}

.skill-square {
    width: clamp(7rem, 12vw, 10rem);
    height: clamp(7rem, 12vw, 10rem);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    position: relative;
    backdrop-filter: blur(5px);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(51, 51, 51, 0.5);
    overflow: hidden;
}

.skill-square::before {
    content: attr(data-language);
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 0.5rem 0;
    background: rgba(0, 0, 0, 0.8);
    color: var(--text-primary);
    font-size: 0.85rem;
    text-align: center;
    transform: translateY(100%);
    transition: var(--transition-normal);
}

.skill-square:hover::before {
    transform: translateY(0);
}

.skill-square img {
    width: 60%;
    height: 60%;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.skill-square:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--text-primary);
}

.skill-square:hover img {
    transform: scale(1.1);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(30rem, 100%), 1fr));
    gap: 2rem;
    padding: 1rem;
    width: 90%;
    max-width: 87.5rem;
    margin: 1rem auto;
}

.project-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    backdrop-filter: blur(5px);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(51, 51, 51, 0.5);
    height: 100%;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--text-primary);
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 0.5rem;
}

.project-card h3::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200px;
    height: 3px;
    background: linear-gradient(90deg, var(--text-primary), #3700ff, var(--accent-secondary));
    background-size: 200% 100%;
    border-radius: 2px;
    animation: gradientMove 4.75s ease infinite;
}

.project-card p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.project-card img {
    width: 100%;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid rgba(51, 51, 51, 0.5);
}

.project-card:hover img {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.project-link {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: #333;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
    font-weight: 500;
    margin-top: auto;
    box-shadow: var(--shadow-sm);
}

.project-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: #444;
}

/* Contact Section */
#contact {
    background-color: var(--bg-primary);
}

/* IDE Terminal */
.ide-container {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 55rem;
    overflow: hidden;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    position: relative;
}

.ide-container:hover {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    transform: translateY(-5px);
}

.ide-header {
    background-color: var(--bg-tertiary);
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.ide-header-left {
    display: flex;
    align-items: center;
}

.ide-controls {
    display: flex;
    gap: 0.5rem;
    margin-right: 1rem;
}

.control {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    transition: var(--transition-normal);
}

.control.red {
    background-color: #ff5f56;
}
.control.yellow {
    background-color: #ffbd2e;
}
.control.green {
    background-color: #27c93f;
}

.ide-container:hover .control {
    transform: scale(1.1);
}

.ide-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.ide-content {
    padding: 2rem;
    background-color: var(--bg-secondary);
    font-family: "Consolas", "Monaco", monospace;
    overflow: hidden;
}

.command-line {
    margin-bottom: 0;
    line-height: 1.8;
    white-space: nowrap;
    overflow-x: auto;
    padding: 1rem 0;
    width: 100%;
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    position: relative;
}

.prompt {
    color: #aaa;
    margin-right: 0.5rem;
    font-weight: bold;
}

.command {
    color: var(--text-primary);
    display: inline;
    position: relative;
    user-select: text;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
}

.run-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #333;
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 5;
}

.run-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: #444;
}

.run-icon {
    width: 1.2rem;
    height: 1.2rem;
    stroke: currentColor;
}

/* Scroll Indicator */
.scroll-indicator {
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.scroll-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-normal);
}

.scroll-dot:hover {
    transform: scale(1.2);
    background-color: var(--text-secondary);
}

.scroll-dot.active {
    background-color: var(--text-primary);
    transform: scale(1.2);
}

@keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Responsive styles */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    #home h1 {
        font-size: 3.5rem;
    }

    #home p {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .skills-container {
        gap: 1.5rem;
    }

    .skill-square {
        width: clamp(6rem, 12vw, 8rem);
        height: clamp(6rem, 12vw, 8rem);
    }

    h2 {
        font-size: 2.2rem;
        margin-bottom: 2rem;
    }

    .project-card {
        padding: 1.5rem;
    }

    .command-line {
        font-size: 0.8rem;
    }

    .scroll-indicator {
        right: 1rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 1rem;
    }

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

    .nav-links {
        gap: 1rem;
    }

    nav a {
        font-size: 0.9rem;
    }

    #home h1 {
        font-size: 2.5rem;
    }

    #home p {
        font-size: 1.2rem;
    }

    .command {
        display: block;
        margin-top: 0.5rem;
    }

    .command-line {
        font-size: 0.75rem;
    }

    .ide-content {
        padding: 1.5rem 1rem;
    }

    .run-button {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }

    .project-card h3 {
        font-size: 1.3rem;
    }

    .scroll-indicator {
        right: 0.5rem;
    }

    .scroll-dot {
        width: 10px;
        height: 10px;
    }
}