:root {
    /* Light Theme */
    --bg-color: #ffffff;
    --text-color: #0a0a0a;
    --text-secondary: #525252;
    --card-bg: #f5f5f5;
    --card-border: #e5e5e5;
    --accent: #000000;
    --accent-text: #ffffff;
    --nav-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --hero-gradient: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 1) 100%);
}

[data-theme="dark"] {
    /* Dark Theme */
    --bg-color: #050505;
    --text-color: #ffffff;
    --text-secondary: #a3a3a3;
    --card-bg: #111111;
    --card-border: #262626;
    --accent: #ffffff;
    --accent-text: #000000;
    --nav-bg: rgba(5, 5, 5, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    cursor: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.05em;
}

.highlight {
    opacity: 0.5;
}

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--text-color);
}

/* Hamburger Menu */
.hamburger-btn {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    gap: 4px;
    justify-content: center;
    align-items: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

.hamburger-btn:hover {
    background-color: var(--card-bg);
}

.hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--text-color);
    border-radius: 1px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-color);
    z-index: 999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    padding-top: 80px;
}

.mobile-menu-overlay.active {
    transform: translateX(0);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 2rem;
    align-items: center;
}

.mobile-nav-links .nav-link {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    padding: 1rem 0;
    width: 100%;
    text-align: center;
    border-bottom: 1px solid var(--card-border);
}

.mobile-nav-links .nav-link:hover {
    color: var(--accent);
}



/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    /* Keep content clear of the fixed 80px navbar */
    padding-top: 96px;
    position: relative;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--text-color), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.overline {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--accent-text);
    border: 1px solid var(--accent);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-color);
    margin-left: 1rem;
}

.btn-outline:hover {
    border-color: var(--text-color);
}

/* Expertise Grid */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--text-color);
}

.card-icon {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.tags {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.5rem;
}

.tags li {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background-color: var(--bg-color);
    border: 1px solid var(--card-border);
    border-radius: 100px;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-badge {
    font-size: 0.7rem;
    padding: 0.35rem 0.75rem;
    border-radius: 100px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-badge.featured {
    background: linear-gradient(135deg, var(--accent) 0%, var(--text-secondary) 100%);
    color: var(--accent-text);
}

.project-badge.beta {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: white;
    font-weight: 800;
    animation: betaPulse 2s infinite;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

@keyframes betaPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.project-card h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.project-tagline {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 500;
}

.project-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-features {
    list-style: none;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.project-features li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.project-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.project-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: auto;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: white;
    background: #000000;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    border: 1px solid #333333;
    transition: all 0.3s ease;
    width: fit-content;
    text-decoration: none;
}

.project-link:hover {
    gap: 0.75rem;
    background: #1a1a1a;
    border-color: #555555;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.project-link.disabled {
    background: #333333;
    color: #999999;
    cursor: not-allowed;
    opacity: 0.6;
    border-color: #555555;
}

.project-link svg {
    transition: transform 0.3s ease;
}

.project-link:hover svg {
    transform: translate(2px, -2px);
}

.project-link.disabled:hover {
    gap: 0.5rem;
    background: #333333;
    transform: none;
    box-shadow: none;
}

.project-link.disabled svg {
    display: none;
}

/* Contact Section */
.contact-section {
    text-align: center;
}

.contact-wrapper {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 4rem 2rem;
    border-radius: 24px;
}

.contact-desc {
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--card-border);
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a:hover {
    color: var(--text-color);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1s ease forwards;
    opacity: 0;
}

.fade-in-up {
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

/* Canvas Background */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.6;
    pointer-events: none;
}

/* Custom Cursor */
.cursor-dot,
.cursor-outline {
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.cursor-dot {
    width: 6px;
    height: 6px;
    background-color: #000000;
}

[data-theme="dark"] .cursor-dot {
    background-color: #ffffff;
}

.cursor-outline {
    width: 32px;
    height: 32px;
    border: 1.5px solid #000000;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1),
        height 0.3s cubic-bezier(0.16, 1, 0.3, 1),
        background-color 0.3s ease,
        border-color 0.3s ease;
}

[data-theme="dark"] .cursor-outline {
    border-color: #ffffff;
}

@media (hover: none) {

    .cursor-dot,
    .cursor-outline {
        display: none;
    }
}

/* Responsive */
/* Navbar collapses sooner (keep 768px rules for the rest of the layout) */
@media (max-width: 1024px) {
    .hamburger-btn {
        display: flex;
    }

    .nav-links .nav-link {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-section {
        /* Navbar is 80px tall; reduce extra gap on phones */
        padding-top: 84px;
    }

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

    .hamburger-btn {
        display: flex;
    }

    .nav-links .nav-link {
        display: none;
    }

    .nav-container {
        justify-content: space-between;
    }

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

/* Recent Apps Horizontal Scroll */
.recent-apps-section {
    padding: 3rem 0;
    background: transparent;
    border-top: 1px solid var(--card-border);
    border-bottom: none;
}

.recent-apps-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.recent-apps-header {
    margin-bottom: 2rem;
}

.recent-apps-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.recent-apps-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 0;
}

.apps-scroll-container {
    position: relative;
    overflow: hidden;
}

.apps-scroll-wrapper {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 1rem;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 1rem 2rem;
    scroll-behavior: smooth;
}

.apps-scroll-wrapper::-webkit-scrollbar {
    display: none;
}

.apps-row {
    display: flex;
    gap: 1rem;
    min-width: fit-content;
}

.app-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: 16px;
    background: var(--bg-color);
    border: 1px solid var(--card-border);
    min-width: 120px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.app-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--accent);
}

.app-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--card-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.app-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
    line-height: 1.2;
    margin: 0;
}

.app-status {
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.7;
    margin-top: -2px;
}

.app-item.coming-soon {
    opacity: 0.6;
    cursor: not-allowed;
}

.app-item.coming-soon:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--card-border);
}

/* Scroll indicators */
.scroll-indicator {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
}

.scroll-indicator:hover {
    background: var(--accent);
    color: var(--accent-text);
}

.scroll-indicator.left {
    left: 10px;
}

.scroll-indicator.right {
    right: 10px;
}

.apps-scroll-container:hover .scroll-indicator {
    opacity: 1;
    pointer-events: auto;
}

/* Project card icon styling */
.card-icon img,
.card-icon svg {
    border: 2px solid var(--card-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card-icon svg {
    padding: 6px;
    border-radius: 10px;
    background: var(--card-bg);
}

/* Show All Projects Section */
.show-all-projects-section {
    padding: 4rem 0;
    background: var(--bg-color);
    border-top: 1px solid var(--card-border);
}

.show-all-projects-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.show-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.show-all-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

@media (max-width: 768px) {
    .recent-apps-section {
        padding: 3rem 0;
    }

    .recent-apps-title {
        font-size: 1.5rem;
    }

    .apps-scroll-wrapper {
        padding: 1rem;
    }

    .app-item {
        min-width: 100px;
        padding: 0.75rem;
    }

    .app-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
    }

    .app-name {
        font-size: 0.8rem;
    }
}