:root {
    --bg-main: #050508;
    /* Deep space black */
    --bg-secondary: #0a0a10;
    --bg-card: rgba(20, 20, 30, 0.4);
    --text-primary: #f8f9fa;
    --text-secondary: #a1a1aa;
    --accent: #9b87f5;
    --accent-glow: rgba(155, 135, 245, 0.4);
    --font-sans: 'Inter', 'Outfit', 'Segoe UI', Roboto, Helvetica, sans-serif;
    --font-mono: 'Fira Code', monospace;
    --border-color: rgba(155, 135, 245, 0.15);
    --bg-header: rgba(5, 5, 8, 0.7);
    --bg-card-solid: #0f0f15;
    --bg-gradient-end: rgba(20, 20, 30, 0.4);
}

:root.light-mode {
    --bg-main: #f8f9fa;
    --bg-secondary: #f0f0f4;
    --bg-card: rgba(255, 255, 255, 0.7);
    --bg-card-solid: #ffffff;
    --text-primary: #18181b;
    --text-secondary: #52525b;
    --accent: #7c3aed;
    --accent-glow: rgba(124, 58, 237, 0.2);
    --border-color: rgba(124, 58, 237, 0.15);
    --bg-header: rgba(248, 249, 250, 0.8);
    --bg-gradient-end: rgba(230, 230, 240, 0.6);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.5s ease, color 0.5s ease;
    overflow-x: hidden;
    letter-spacing: 0.3px;
}

.background-effect {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, var(--accent-glow), transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(56, 189, 248, 0.1), transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(5, 5, 8, 1) 40%, transparent 100%);
    pointer-events: none;
    transition: background 0.8s ease;
}

:root.light-mode .background-effect {
    background: radial-gradient(circle at 10% 20%, rgba(212, 175, 55, 0.15), transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.08), transparent 40%);
}

:root.light-mode .project-card,
:root.light-mode .skill-card {
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
}

:root.light-mode .project-card:hover,
:root.light-mode .skill-card:hover {
    border-color: #111111;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transform: translateY(-5px);
}

/* Header & Nav */
header {
    background: var(--bg-header);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 15px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
    flex-wrap: wrap;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    z-index: 101;
}

.hamburger-icon {
    width: 28px;
    height: 28px;
    transition: all 0.3s ease;
}

.logo {
    color: var(--accent);
    font-size: 24px;
    font-weight: bold;
}

button.logo {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    padding: 0;
}

/* Icon Sizes */
.menu-icon,
.social-icon {
    width: 24px;
    height: 24px;
}

.project-icon {
    width: 14px;
    height: 14px;
    vertical-align: middle;
}

.contact-icon {
    width: 16px;
    height: 16px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--accent);
}

.btn-primary {
    display: inline-block;
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: rgba(100, 255, 218, 0.1);
}

/* Main Layout */
main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 100px 20px 0;
}

.section {
    padding: 80px 0;
}

.section-title {
    color: var(--text-primary);
    font-size: 32px;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
}

.section-title::after {
    content: "";
    display: block;
    height: 1px;
    background: var(--border-color);
    width: 300px;
    margin-left: 20px;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80vh;
    gap: 50px;
}

.greeting {
    color: var(--accent);
    font-family: monospace;
    font-size: 16px;
    margin-bottom: 20px;
}

.hero-content .name {
    font-size: 60px;
    color: var(--text-primary);
    line-height: 1.1;
}

.hero-content .subtitle {
    font-size: 40px;
    color: var(--text-secondary);
    margin-top: 10px;
    margin-bottom: 25px;
    min-height: 1.5em;
}

.hero-description {
    color: var(--text-secondary);
    max-width: 500px;
    font-size: 18px;
    margin-bottom: 30px;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--text-primary);
    font-size: 24px;
    transition: color 0.3s, transform 0.3s;
}

.social-links a:hover {
    color: var(--accent);
    transform: translateY(-3px);
}

.hero-image {
    flex-shrink: 0;
}

.profile-photo {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    border: 2px solid var(--accent);
    box-shadow: 0 0 40px var(--accent-glow);
    transition: all 0.5s ease;
}

.profile-photo:hover {
    transform: scale(1.02);
    box-shadow: 0 0 60px var(--accent-glow);
}

/* About Section */
.about-content {
    color: var(--text-secondary);
    font-size: 18px;
    max-width: 700px;
}

.about-content p {
    margin-bottom: 20px;
}

.about-content strong {
    color: var(--accent);
}

/* Skills Bento Grid (Premium Redesign) */
.skills-bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.bento-card {
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(155, 135, 245, 0.15);
    border-radius: 24px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.bento-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(155, 135, 245, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    transition: all 0.6s ease;
}

.bento-card:hover {
    border-color: rgba(155, 135, 245, 0.4);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(155, 135, 245, 0.15);
}

.bento-card:hover::before {
    transform: scale(1.5) translate(-10px, 10px);
    background: radial-gradient(circle, rgba(155, 135, 245, 0.4) 0%, transparent 70%);
}

.bento-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 35px;
    position: relative;
    z-index: 1;
    letter-spacing: -0.5px;
}

.bento-title::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--accent);
    margin-top: 15px;
    border-radius: 2px;
    box-shadow: 0 0 10px var(--accent-glow);
}

.bento-tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    position: relative;
    z-index: 1;
}

.bento-tech-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 10px 20px;
    border-radius: 12px;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.bento-tech-item::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
    transition: all 0.3s ease;
}

.bento-tech-item:hover {
    background: rgba(155, 135, 245, 0.1);
    border-color: rgba(155, 135, 245, 0.3);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.bento-tech-item:hover::before {
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
}

/* Projects Showcase Layout (Elegant Z-Pattern) */
.projects-showcase {
    display: flex;
    flex-direction: column;
    gap: 120px;
}

.project-showcase-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
    align-items: center;
    position: relative;
}

.project-showcase-card.reversed {
    grid-template-columns: 1fr 1.2fr;
}

.project-image-wrapper {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 1;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    border: 1px solid var(--border-color);
}

.project-showcase-card:hover .project-image-wrapper {
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), 0 0 30px var(--accent-glow);
}

.project-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16/10;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1), filter 0.6s ease;
    filter: brightness(0.8) grayscale(0.2);
}

.project-showcase-card:hover .project-image {
    transform: scale(1.03);
    filter: brightness(1) grayscale(0);
}

.project-content {
    position: relative;
    z-index: 2;
    padding: 0;
}

.project-showcase-card.reversed .project-content {
    text-align: right;
}

.project-content h3 {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 5px;
    letter-spacing: -0.5px;
}

.project-subtitle {
    color: var(--accent);
    font-size: 14px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 25px;
    opacity: 0.9;
}

.project-desc-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 25px;
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin-top: 20px;
    margin-bottom: 25px;
    margin-left: -100px;
    transition: all 0.3s ease;
}

.project-showcase-card.reversed .project-desc-card {
    margin-left: 0;
    margin-right: -100px;
}

.project-showcase-card:hover .project-desc-card {
    border-color: var(--accent);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 30px;
}

.project-showcase-card.reversed .project-tech {
    justify-content: flex-end;
}

.project-tech span {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-primary);
    background: rgba(155, 135, 245, 0.1);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.project-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.project-showcase-card.reversed .project-links {
    justify-content: flex-end;
}

.project-links a,
.project-links .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-links a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

.status-badge {
    background: rgba(155, 135, 245, 0.1);
    color: var(--accent);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    font-size: 12px;
    letter-spacing: 1px;
    font-weight: 600;
    text-transform: uppercase;
}

@media (max-width: 900px) {

    .project-showcase-card,
    .project-showcase-card.reversed {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }

    .project-image-wrapper {
        order: 1;
        border-radius: 12px;
        width: 100%;
    }

    .project-content,
    .project-showcase-card.reversed .project-content {
        order: 2;
        padding: 0;
        text-align: left;
    }
    
    .project-desc-card {
        margin-left: 0;
        margin-right: 0;
        margin-top: 15px;
    }

    .project-showcase-card.reversed .project-desc-card {
        margin-left: 0;
        margin-right: 0;
    }

    .project-showcase-card.reversed .project-tech,
    .project-showcase-card.reversed .project-links {
        justify-content: flex-start;
    }
}

/* Education Section */
.education-timeline {
    max-width: 600px;
}

.edu-item {
    margin-bottom: 30px;
    padding-left: 20px;
    border-left: 2px solid var(--bg-card);
    position: relative;
}

.edu-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
}

.edu-date {
    color: var(--accent);
    font-family: monospace;
    margin-bottom: 5px;
}

.edu-item h3 {
    color: var(--text-primary);
    font-size: 20px;
    margin-bottom: 5px;
}

.edu-inst {
    color: var(--text-secondary);
    font-weight: 500;
}

.edu-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 10px;
}

/* Contact Section */
.contact-section {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-section .section-title {
    justify-content: center;
}

.contact-section .section-title::after {
    display: none;
}

.contact-desc {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 18px;
    line-height: 1.7;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.contact-card {
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 15px 30px rgba(0,0,0, 0.4), 0 0 20px var(--accent-glow);
}

.contact-card-icon {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: rgba(155, 135, 245, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(155, 135, 245, 0.1);
}

.contact-card:hover .contact-card-icon {
    background: rgba(155, 135, 245, 0.15);
    box-shadow: 0 0 20px var(--accent-glow);
    border-color: rgba(155, 135, 245, 0.5);
    transform: scale(1.1);
}

.contact-card-icon img {
    width: 26px;
    height: 26px;
}

.contact-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 5px;
    display: block;
}

.contact-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-sans);
}

footer {
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
    font-family: monospace;
    font-size: 14px;
}



/* Blog Page Styles */
.blog-header {
    text-align: center;
    padding: 100px 20px 50px;
}

.blog-header h2 {
    font-size: 40px;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.blog-header p {
    color: var(--text-secondary);
    font-size: 18px;
}

/* Project Details Page Styles */
.project-detail-header {
    text-align: center;
    padding: 120px 20px 60px;
}

.project-detail-header h2 {
    font-size: 56px;
    color: var(--text-primary);
    margin-bottom: 15px;
    letter-spacing: -1px;
    font-weight: 800;
}

.project-detail-header .subtitle {
    color: var(--accent);
    font-family: monospace;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.project-body {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 18px;
    line-height: 1.8;
}

.project-section {
    margin-bottom: 60px;
}

.project-section h3 {
    color: var(--text-primary);
    font-size: 28px;
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.project-section h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.project-section p {
    margin-bottom: 20px;
}

.project-section ul {
    list-style: none;
    padding-left: 0;
}

.project-section ul li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 25px;
}

.project-section ul li::before {
    content: '�-�';
    position: absolute;
    left: 0;
    color: var(--accent);
}

.project-tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.project-tech-list span {
    background: rgba(100, 255, 218, 0.05);
    color: var(--accent);
    padding: 8px 18px;
    border-radius: 30px;
    border: 1px solid rgba(100, 255, 218, 0.15);
    font-family: monospace;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: default;
}

.project-tech-list span:hover {
    background: rgba(100, 255, 218, 0.15);
    border-color: rgba(100, 255, 218, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    color: #fff;
}

.action-buttons {
    display: flex;
    gap: 25px;
    justify-content: center;
    margin-top: 80px;
    margin-bottom: 80px;
}



/* Light Mode Component Overrides */
:root.light-mode .bento-card,
:root.light-mode .contact-card {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(124, 58, 237, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

:root.light-mode .bento-card:hover,
:root.light-mode .contact-card:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(124, 58, 237, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1), 0 0 30px rgba(124, 58, 237, 0.1);
}

:root.light-mode .bento-tech-item {
    background: rgba(124, 58, 237, 0.05);
    border-color: rgba(124, 58, 237, 0.15);
    color: var(--text-secondary);
}

:root.light-mode .bento-tech-item:hover {
    background: rgba(124, 58, 237, 0.15);
    border-color: rgba(124, 58, 237, 0.4);
    color: var(--text-primary);
}