@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.3);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition-speed: 0.3s;
}

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

body {
    background-color: var(--bg-color);
    background-image:
        radial-gradient(at 0% 0%, rgba(30, 58, 138, 0.3) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(136, 19, 55, 0.1) 0px, transparent 50%);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3 {
    font-family: 'Outfit', sans-serif;
}

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

header {
    text-align: center;
    margin-bottom: 4rem;
    padding-top: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, #38bdf8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Search Section */
.search-container {
    position: sticky;
    top: 2rem;
    z-index: 100;
    margin-bottom: 3rem;
    display: flex;
    justify-content: center;
}

.search-wrapper {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    padding-left: 3rem;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 99px;
    color: white;
    font-size: 1.1rem;
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-speed) ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 20px var(--accent-glow);
}

.search-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* Grid System */


.skill-category {
    margin-bottom: 4rem;
}

.category-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
    color: var(--accent-color);
    letter-spacing: -0.01em;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 1.5rem;
    backdrop-filter: blur(12px);
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.skill-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
    background: rgba(30, 41, 59, 0.9);
}

.skill-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.skill-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 2rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.skill-desc p {
    margin: 0;
    display: inline;
    /* Ensure line-clamp works properly on text */
}

.skill-desc a {
    color: var(--primary);
    text-decoration: none;
    position: relative;
    z-index: 2;
    /* Ensure clickable above card link if necessary, though card has onclick */
}

.skill-desc a:hover {
    text-decoration: underline;
}

.skill-meta {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.75rem;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    border-radius: 99px;
}

/* Modal / Content Viewer */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    margin: 5vh auto;
    background: #1e293b;
    border: 1px solid var(--glass-border);
    border-radius: 2rem;
    padding: 3rem;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: white;
}

/* Markdown Styling */
#content-viewer {
    color: var(--text-primary);
}

#content-viewer h1 {
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
}

#content-viewer h2 {
    margin: 2rem 0 1rem;
    color: var(--accent-color);
}

#content-viewer p {
    margin-bottom: 1rem;
    color: #cbd5e1;
}

#content-viewer ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

#content-viewer li {
    margin-bottom: 0.5rem;
    color: #cbd5e1;
}

#content-viewer code {
    background: #334155;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

#content-viewer pre {
    background: #0f172a;
    padding: 1.5rem;
    border-radius: 1rem;
    margin: 1.5rem 0;
    overflow-x: auto;
    border: 1px solid var(--glass-border);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .container {
        padding: 1rem;
    }

    .modal-content {
        padding: 1.5rem;
        width: 95%;
    }
}

/* Usage Section */
.usage-section {
    max-width: 800px;
    margin: -2rem auto 3rem;
    position: relative;
    z-index: 90;
}

.usage-details {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    backdrop-filter: blur(12px);
    overflow: hidden;
    transition: all var(--transition-speed) ease;
}

.usage-details[open] {
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.usage-summary {
    list-style: none;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    transition: background 0.2s;
}

.usage-summary::-webkit-details-marker {
    display: none;
}

.usage-summary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.summary-icon {
    font-size: 1.25rem;
}

.chevron {
    margin-left: auto;
    font-size: 0.8rem;
    opacity: 0.7;
    transition: transform 0.3s;
}

.usage-details[open] .chevron {
    transform: rotate(180deg);
}

/* Tabs */
.usage-tabs {
    grid-column: 1 / -1;
    display: flex;
    gap: 1rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    color: var(--accent-color);
    background: rgba(56, 189, 248, 0.1);
}

.tab-pane {
    display: none;
    grid-column: 1 / -1;
}

.tab-pane.active {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.usage-content {
    padding: 1.5rem;
    border-top: 1px solid var(--glass-border);
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 1.5rem;
    backdrop-filter: blur(12px);
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.4);
    background: rgba(30, 41, 59, 0.8);
}

.step-number {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
    border: 1px solid rgba(56, 189, 248, 0.2);
}

.step-text h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-text p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.step-text code {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--accent-color);
}

/* Installation Box in Modal */
.install-box {
    background: #0f172a;
    border: 1px solid var(--accent-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    box-shadow: 0 0 15px var(--accent-glow);
}

.install-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: 0.05em;
}

.install-box code {
    font-size: 1rem !important;
    background: transparent !important;
    padding: 0 !important;
    color: white !important;
    word-break: break-all;
}

/* Error Reporting */
.error-box {
    grid-column: 1 / -1;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid #ef4444;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(12px);
    margin: 2rem 0;
}

.error-box h3 {
    color: #f87171;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.error-box p {
    color: var(--text-secondary);
    font-family: monospace;
    background: rgba(0, 0, 0, 0.2);
    padding: 1rem;
    border-radius: 0.5rem;
    display: inline-block;
}

/* Footer */
.site-footer {
    grid-column: 1 / -1;
    margin-top: 3rem;
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
    border-radius: 0 0 1rem 1rem;
}

.site-footer p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

.github-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 2rem;
    transition: var(--transition);
}

.github-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.copyright {
    font-size: 0.875rem;
    opacity: 0.7;
}