/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-light: #f9fafc;
    --fg-light: #1f2d3d;
    --card-light: #ffffff;
    --border-light: #e0e6ed;
    --muted-light: #8492a6;
    
    --bg-dark: #121217;
    --fg-dark: #ffffff;
    --card-dark: #17171d;
    --border-dark: #2d3748;
    --muted-dark: #8492a6;
    
    --hackclub-red: #ec3750;
    --hackclub-cyan: #5bc0de;
    --hackclub-yellow: #f1c40f;
    --hackclub-green: #33d6a6;
    
    --font-heading: 'Cabinet Grotesk', sans-serif;
    --font-body: 'IBM Plex Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--fg-light);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark {
    background-color: var(--bg-dark);
    color: var(--fg-dark);
}

/* Noise Overlay */
.noise-overlay::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='4' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    border-bottom: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    padding: 16px 0;
}

body.dark .header {
    border-bottom-color: var(--border-dark);
}

.header-sticky {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(249, 250, 252, 0.8);
}

body.dark .header-sticky {
    background-color: rgba(18, 18, 23, 0.8);
}

.header-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background-color: var(--hackclub-red);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

.logo-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.05em;
    color: var(--fg-light);
}

body.dark .logo-title {
    color: var(--fg-dark);
}

.logo-subtitle {
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--muted-light);
}

body.dark .logo-subtitle {
    color: var(--muted-dark);
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background-color 0.2s ease;
}

body.dark .theme-toggle {
    border-color: var(--border-dark);
}

.theme-toggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

body.dark .theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.theme-icon-light,
.theme-icon-dark {
    position: absolute;
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-icon-light {
    transform: rotate(0deg) scale(1);
    opacity: 1;
}

.theme-icon-dark {
    transform: rotate(90deg) scale(0);
    opacity: 0;
}

body.dark .theme-icon-light {
    transform: rotate(-90deg) scale(0);
    opacity: 0;
}

body.dark .theme-icon-dark {
    transform: rotate(0deg) scale(1);
    opacity: 1;
}

/* Buttons */
.btn {
    font-family: var(--font-body);
    font-weight: 600;
    padding: 12px 32px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background-color: var(--hackclub-red);
    color: white;
}

.btn-primary:hover {
    background-color: #d42f47;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--fg-light);
}

body.dark .btn-outline {
    border-color: var(--border-dark);
    color: var(--fg-dark);
}

.btn-ghost {
    background: transparent;
    color: var(--fg-light);
    padding: 8px 16px;
}

body.dark .btn-ghost {
    color: var(--fg-dark);
}

.btn-rounded {
    border-radius: 9999px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 96px 24px 128px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    opacity: 0.2;
}

body.dark .hero-bg {
    opacity: 0.1;
}

.hero-bg::before,
.hero-bg::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-bg::before {
    top: 80px;
    left: 40px;
    width: 288px;
    height: 288px;
    background-color: var(--hackclub-cyan);
}

.hero-bg::after {
    bottom: 80px;
    right: 40px;
    width: 384px;
    height: 384px;
    background-color: var(--hackclub-red);
}

.hero-content {
    max-width: 1024px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-block;
    margin-bottom: 24px;
}

.badge-text {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--hackclub-cyan);
    padding: 8px 16px;
    border-radius: 9999px;
    border: 1px solid rgba(91, 192, 222, 0.3);
    background-color: rgba(91, 192, 222, 0.05);
}

.hero-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 48px;
    letter-spacing: -0.05em;
    line-height: 1;
    margin-bottom: 32px;
    color: var(--fg-light);
}

body.dark .hero-title {
    color: var(--fg-dark);
}

.hero-title-accent {
    color: var(--hackclub-red);
}

.hero-description {
    font-size: 20px;
    color: var(--muted-light);
    max-width: 768px;
    margin: 0 auto 48px;
    line-height: 1.6;
}

body.dark .hero-description {
    color: var(--muted-dark);
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 60px;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 60px;
    }
}

/* Sections */
.section {
    padding: 80px 24px;
}

.section-border {
    border-top: 1px solid var(--border-light);
}

body.dark .section-border {
    border-top-color: var(--border-dark);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--hackclub-yellow);
}

.section-label-green {
    color: var(--hackclub-green);
}

.section-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 36px;
    letter-spacing: -0.05em;
    margin-top: 16px;
    color: var(--fg-light);
}

body.dark .section-title {
    color: var(--fg-dark);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 48px;
    }
}

/* How It Works */
.how-it-works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .how-it-works-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.how-card {
    border: 1px solid var(--border-light);
    padding: 32px;
    border-radius: 8px;
    background-color: var(--card-light);
    transition: background-color 0.2s ease;
}

body.dark .how-card {
    border-color: var(--border-dark);
    background-color: var(--card-dark);
}

.how-card:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

body.dark .how-card:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.how-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.how-icon svg {
    width: 24px;
    height: 24px;
}

.how-icon-cyan {
    background-color: rgba(91, 192, 222, 0.1);
    color: var(--hackclub-cyan);
}

.how-icon-yellow {
    background-color: rgba(241, 196, 15, 0.1);
    color: var(--hackclub-yellow);
}

.how-icon-green {
    background-color: rgba(51, 214, 166, 0.1);
    color: var(--hackclub-green);
}

.how-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--fg-light);
}

body.dark .how-title {
    color: var(--fg-dark);
}

.how-description {
    color: var(--muted-light);
    line-height: 1.6;
}

body.dark .how-description {
    color: var(--muted-dark);
}

/* Guides Grid */
.guides-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 768px) {
    .guides-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .guides-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.guides-grid-browse {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .guides-grid-browse {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .guides-grid-browse {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .guides-grid-browse {
        grid-template-columns: repeat(4, 1fr);
    }
}

.guide-card {
    border: 1px solid var(--border-light);
    padding: 24px;
    border-radius: 8px;
    cursor: pointer;
    background-color: var(--card-light);
    transition: transform 0.2s ease, background-color 0.2s ease, border-left 0.2s ease;
}

body.dark .guide-card {
    border-color: var(--border-dark);
    background-color: var(--card-dark);
}

.guide-card:hover {
    transform: translateY(-2px);
    background-color: rgba(0, 0, 0, 0.02);
    border-left: 4px solid var(--hackclub-cyan);
}

body.dark .guide-card:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.guide-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.guide-category {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--hackclub-cyan);
}

.guide-time {
    font-size: 12px;
    color: var(--muted-light);
}

body.dark .guide-time {
    color: var(--muted-dark);
}

.guide-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 8px;
    line-height: 1.3;
    color: var(--fg-light);
}

body.dark .guide-title {
    color: var(--fg-dark);
}

.guide-description {
    font-size: 14px;
    color: var(--muted-light);
    margin-bottom: 16px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

body.dark .guide-description {
    color: var(--muted-dark);
}

.guide-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
}

.difficulty-badge {
    padding: 4px 8px;
    border-radius: 4px;
}

.difficulty-beginner {
    background-color: rgba(51, 214, 166, 0.1);
    color: var(--hackclub-green);
}

.difficulty-intermediate {
    background-color: rgba(241, 196, 15, 0.1);
    color: var(--hackclub-yellow);
}

.difficulty-advanced {
    background-color: rgba(236, 55, 80, 0.1);
    color: var(--hackclub-red);
}

.guide-views {
    color: var(--muted-light);
}

body.dark .guide-views {
    color: var(--muted-dark);
}

.guide-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 12px;
}

.guide-tag {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    background-color: var(--border-light);
    color: var(--muted-light);
}

body.dark .guide-tag {
    background-color: var(--border-dark);
    color: var(--muted-dark);
}

/* Browse Page */
.browse-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 48px 24px;
}

.search-container {
    margin-bottom: 48px;
}

.search-wrapper {
    position: relative;
    max-width: 768px;
    margin: 0 auto;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted-light);
    width: 20px;
    height: 20px;
}

body.dark .search-icon {
    color: var(--muted-dark);
}

.search-input {
    width: 100%;
    padding: 24px 24px 24px 48px;
    font-size: 18px;
    border-radius: 9999px;
    border: 1px solid var(--border-light);
    background-color: var(--card-light);
    color: var(--fg-light);
    font-family: var(--font-body);
}

body.dark .search-input {
    border-color: var(--border-dark);
    background-color: var(--card-dark);
    color: var(--fg-dark);
}

.search-input:focus {
    outline: none;
    border-color: var(--hackclub-cyan);
}

/* Filters */
.filters-container {
    margin-bottom: 48px;
}

.filter-group {
    margin-bottom: 24px;
}

.filter-label {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--muted-light);
    display: block;
    margin-bottom: 12px;
}

body.dark .filter-label {
    color: var(--muted-dark);
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tab {
    padding: 8px 24px;
    border-radius: 9999px;
    border: 1px solid var(--border-light);
    background: transparent;
    color: var(--fg-light);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
}

body.dark .tab {
    border-color: var(--border-dark);
    color: var(--fg-dark);
}

.tab:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

body.dark .tab:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.tab-active {
    background-color: var(--hackclub-red);
    color: white;
    border-color: var(--hackclub-red);
}

#difficulty-tabs .tab-active {
    background-color: var(--hackclub-cyan);
    border-color: var(--hackclub-cyan);
}

/* Results Count */
.results-count {
    margin-bottom: 24px;
    color: var(--muted-light);
}

body.dark .results-count {
    color: var(--muted-dark);
}

.results-count span {
    font-weight: 700;
    color: var(--fg-light);
}

body.dark .results-count span {
    color: var(--fg-dark);
}

/* Loading & Empty States */
.loading {
    text-align: center;
    padding: 80px 20px;
}

.spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 4px solid var(--border-light);
    border-top-color: var(--hackclub-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

body.dark .spinner {
    border-color: var(--border-dark);
    border-top-color: var(--hackclub-red);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--muted-light);
    font-size: 18px;
}

body.dark .empty-state {
    color: var(--muted-dark);
}

/* Guide Page */
.guide-container {
    max-width: 896px;
    margin: 0 auto;
    padding: 48px 24px;
}

.guide-header {
    margin-bottom: 48px;
}

.guide-badges {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.guide-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 6px 12px;
    border-radius: 9999px;
}

.guide-badge-category {
    color: var(--hackclub-cyan);
    border: 1px solid rgba(91, 192, 222, 0.3);
    background-color: rgba(91, 192, 222, 0.05);
}

.guide-page-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 36px;
    letter-spacing: -0.05em;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--fg-light);
}

body.dark .guide-page-title {
    color: var(--fg-dark);
}

@media (min-width: 768px) {
    .guide-page-title {
        font-size: 48px;
    }
}

.guide-page-description {
    font-size: 20px;
    color: var(--muted-light);
    line-height: 1.6;
    margin-bottom: 32px;
}

body.dark .guide-page-description {
    color: var(--muted-dark);
}

.guide-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 24px;
    font-size: 14px;
    color: var(--muted-light);
}

body.dark .guide-meta {
    color: var(--muted-dark);
}

.guide-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.guide-meta-item svg {
    width: 16px;
    height: 16px;
}

.api-keys-box {
    margin-top: 32px;
    padding: 24px;
    border-radius: 8px;
    border: 2px solid rgba(241, 196, 15, 0.3);
    background-color: rgba(241, 196, 15, 0.05);
}

.api-keys-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--fg-light);
}

body.dark .api-keys-title {
    color: var(--fg-dark);
}

.api-keys-list {
    list-style: none;
}

.api-keys-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.api-key-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--hackclub-yellow);
}

.api-key-name {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--fg-light);
}

body.dark .api-key-name {
    color: var(--fg-dark);
}

.guide-content {
    margin-bottom: 48px;
    white-space: pre-wrap;
    line-height: 1.8;
    color: var(--fg-light);
}

body.dark .guide-content {
    color: var(--fg-dark);
}

.code-block-wrapper {
    margin-bottom: 32px;
}

.code-block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #1e1e1e;
    padding: 12px 24px;
    border-radius: 8px 8px 0 0;
    border: 2px solid rgba(51, 214, 166, 0.3);
}

.code-block-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.code-language {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--hackclub-green);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.code-filename {
    font-size: 14px;
    color: #999;
}

.copy-code-btn {
    background: transparent;
    border: none;
    color: white;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.copy-code-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.copy-code-btn svg {
    width: 16px;
    height: 16px;
}

pre[class*="language-"] {
    margin: 0 !important;
    border-radius: 0 0 8px 8px !important;
    border: 2px solid rgba(51, 214, 166, 0.3) !important;
    border-top: none !important;
    font-size: 14px !important;
}

.guide-cta {
    margin-top: 64px;
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    background-color: var(--card-light);
    text-align: center;
}

body.dark .guide-cta {
    border-color: var(--border-dark);
    background-color: var(--card-dark);
}

.guide-cta-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--fg-light);
}

body.dark .guide-cta-title {
    color: var(--fg-dark);
}

.guide-cta-text {
    color: var(--muted-light);
    margin-bottom: 24px;
}

body.dark .guide-cta-text {
    color: var(--muted-dark);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-light);
    padding: 48px 24px;
}

body.dark .footer {
    border-top-color: var(--border-dark);
}

.footer-text {
    text-align: center;
    font-size: 14px;
    color: var(--muted-light);
}

body.dark .footer-text {
    color: var(--muted-dark);
}

.footer-divider {
    margin: 0 8px;
}

.footer-link {
    color: var(--hackclub-red);
    text-decoration: none;
}

.footer-link:hover {
    text-decoration: underline;
}