/* Inchka.com Global Design System */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;700&display=swap');

:root {
    /* Prime Material 3 Colors */
    --md-sys-color-primary: #6750A4;
    --md-sys-color-on-primary: #FFFFFF;
    --md-sys-color-primary-container: #EADDFF;
    --md-sys-color-on-primary-container: #21005D;

    --md-sys-color-secondary: #625B71;
    --md-sys-color-on-secondary: #FFFFFF;

    --md-sys-color-surface: #FDFBFF;
    --md-sys-color-on-surface: #1C1B1F;
    --md-sys-color-surface-variant: #E7E0EB;
    --md-sys-color-on-surface-variant: #49454F;

    --md-sys-color-outline: #79747E;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 64px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Components */
    --navbar-height: 64px;
}

/* Theme Support */
.theme-red {
    --md-sys-color-primary: #B71C1C;
    --md-sys-color-primary-container: #FFDAD6;
    --md-sys-color-on-primary-container: #410002;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    padding: var(--spacing-xxl) var(--spacing-lg) var(--spacing-xl);
    text-align: center;
    background: linear-gradient(180deg, var(--md-sys-color-primary-container) 0%, var(--md-sys-color-surface) 100%);
}

/* Navigation Bar - Sidebar Driven */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--md-sys-color-surface);
    border-bottom: 1px solid var(--md-sys-color-surface-variant);
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.navbar-container {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-start;
    /* Left align */
    align-items: center;
    gap: var(--spacing-md);
}

.menu-btn {
    display: block;
    /* Always visible */
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--md-sys-color-on-surface);
}

.navbar-logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--md-sys-color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-links {
    display: none;
    /* Removed completely in favor of sidebar */
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    /* Hidden by default */
    width: 280px;
    height: 100vh;
    background-color: var(--md-sys-color-surface);
    z-index: 2000;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-xs);
}

.sidebar.open {
    left: 0;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1500;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--md-sys-color-surface-variant);
}

.sidebar-title {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--md-sys-color-primary);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.sidebar-title:hover {
    opacity: 0.8;
}

.close-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--md-sys-color-on-surface-variant);
    padding: 4px;
}

.sidebar-link {
    display: block;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    /* Material 3 style */
    color: var(--md-sys-color-on-surface-variant);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.sidebar-link:hover {
    background-color: var(--md-sys-color-surface-variant);
    color: var(--md-sys-color-on-surface);
}

.sidebar-link.active {
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
}

.sidebar-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--md-sys-color-primary);
    margin: 0 0 var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-sm) 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
}

.sidebar-section-title.spaced {
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--md-sys-color-surface-variant);
    padding-top: var(--spacing-md);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--md-sys-color-on-primary-container);
    margin-bottom: var(--spacing-xs);
}



.subtitle {
    font-size: 1.25rem;
    color: var(--md-sys-color-on-surface-variant);
    opacity: 0.8;
}

main {
    flex: 1;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.project-card {
    background-color: var(--md-sys-color-surface);
    border: 1px solid var(--md-sys-color-surface-variant);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--md-sys-color-primary);
    box-shadow: 0 12px 24px rgba(103, 80, 164, 0.1);
}

.project-card h2 {
    font-size: 1.75rem;
    color: var(--md-sys-color-on-surface);
}

.project-card p {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 1.1rem;
    flex: 1;
}

.center-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Utility Classes */
.no-hover {
    cursor: default;
}

.flex-column {
    display: flex;
    flex-direction: column;
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.btn-outline {
    border: 1px solid var(--md-sys-color-outline);
}

.w-full {
    width: 100%;
}

.max-w-400 {
    max-width: 400px;
}

.text-left {
    text-align: left;
}

.container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.project-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    align-self: flex-start;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
}

.btn-primary:hover {
    box-shadow: 0 4px 12px rgba(103, 80, 164, 0.3);
    opacity: 0.9;
}

footer {
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    color: var(--md-sys-color-on-surface-variant);
    border-top: 1px solid var(--md-sys-color-surface-variant);
    margin-top: auto;
}

.disclaimer {
    font-size: 0.8rem;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--md-sys-color-primary);
    text-decoration: none;
    font-weight: 500;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.project-card {
    animation: fadeIn 0.6s ease forwards;
}

.project-card:nth-child(2) {
    animation-delay: 0.1s;
}

/* Screenshot Gallery */
/* Screenshot Gallery - Coverflow Style */
.screenshot-gallery {
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
    padding: var(--spacing-lg) 50%;
    /* Large padding to center the first/last items */
    scroll-snap-type: x mandatory;
    scroll-padding: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    height: 400px;
    /* Fixed height for the container */
    align-items: center;
    margin: 0;
    /* Full width handled by container */
    box-sizing: border-box;
}

.screenshot-gallery::-webkit-scrollbar {
    display: none;
}

.screenshot-item {
    flex: 0 0 auto;
    width: 200px;
    /* Base width */
    height: auto;
    border-radius: var(--radius-md);
    scroll-snap-align: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s ease-out, opacity 0.2s ease-out, filter 0.2s ease-out;
    cursor: pointer;
    transform-origin: center center;
    margin: 0 var(--spacing-sm);
    /* Default style will be overridden by JS */
    transform: scale(0.8);
    opacity: 0.5;
    filter: blur(1px);
}

.screenshot-gallery.landscape {
    height: auto;
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

.screenshot-gallery.landscape .screenshot-item {
    width: 320px;
}

/* Responsive Gallery */
@media (max-width: 768px) {
    .screenshot-gallery {
        height: 300px;
        padding: var(--spacing-lg) 30%;
    }

    .screenshot-gallery.landscape {
        height: auto;
        padding-top: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }

    .screenshot-gallery.landscape .screenshot-item {
        width: 280px;
    }
}

@media (max-width: 480px) {
    .screenshot-gallery {
        height: 250px;
        padding: var(--spacing-md) 20%;
    }

    .screenshot-item {
        width: 160px;
    }

    .screenshot-gallery.landscape {
        height: auto;
        padding-top: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
    }

    .screenshot-gallery.landscape .screenshot-item {
        width: 220px;
    }
}

/* Responsive Design */
@media (max-width: 768px) {

    /* Touch targets */
    .project-tag {
        padding: 8px 16px;
    }

    .footer-links a {
        padding: 12px 8px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }
}

@media (max-width: 600px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 1.1rem;
    }

    p {
        font-size: 0.95rem;
    }

    header {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    footer .disclaimer {
        font-size: 0.8rem;
        line-height: 1.6;
    }
}