/* Self-hosted Inter font - eliminates Google Fonts network chain */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('/assets/fonts/inter-700.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 900;
    font-display: swap;
    src: url('/assets/fonts/inter-900.woff2') format('woff2');
}

:root {
    --jumbotron-padding-y: 3rem;
    
    /* Dark Theme Color Palette */
    --color-bg: #1e1e20;
    --color-bg-card: #18181b;
    --color-bg-card-dark: #000000;
    --color-bg-hover: #3c4043;
    --color-text: #ffffff;
    --color-text-muted: #adb5bd;
    --color-text-muted-alt: #71717a;
    --color-link: #007bff;
    --color-primary: #25c2a0;
    --color-primary-dark: #21af90;
    --color-blue: #3578e5;
    --color-blue-dark: #2d66c3;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-subtle: rgba(255, 255, 255, 0.06);
}

/* Global Primary Button - White Solid */
.btn-primary-solid {
    background-color: #ffffff !important;
    border-color: #ffffff !important;
    color: #1e1e20 !important;
    font-weight: 500;
}

.btn-primary-solid:hover {
    background-color: #e9ecef !important;
    border-color: #e9ecef !important;
    color: #1e1e20 !important;
}

.btn-primary-solid small {
    color: #1e1e20 !important;
}

.btn-primary-solid .text-muted {
    color: rgba(30, 30, 32, 0.6) !important;
}

/* Card Styles */
.card {
    background-color: var(--color-bg-card);
    border-color: var(--color-border);
}

.card-footer {
    background-color: transparent;
    border-top-color: var(--color-border);
}

hr {
    border-top-color: var(--color-border);
}

/* Badge Styles */
.badge {
    font-weight: 500;
    padding: 0.35em 0.6em;
}

.badge-success {
    background: rgba(37, 194, 160, 0.15) !important;
    color: var(--color-primary) !important;
    border: 1px solid rgba(37, 194, 160, 0.3) !important;
}

.badge-info {
    background: rgba(53, 120, 229, 0.15) !important;
    color: var(--color-blue) !important;
    border: 1px solid rgba(53, 120, 229, 0.3) !important;
}

.badge-secondary {
    background: rgba(173, 181, 189, 0.1);
    color: var(--color-text-muted);
    border: 1px solid rgba(173, 181, 189, 0.2);
}

.badge-danger {
    background: rgba(255, 107, 107, 0.15);
    color: #ff6b6b;
    border: 1px solid rgba(255, 107, 107, 0.3);
}

/* Link Color */
a {
    color: var(--color-link);
}

.jumbotron {
    padding-top: var(--jumbotron-padding-y);
    padding-bottom: var(--jumbotron-padding-y);
    margin-bottom: 0;
}

.jumbotron p:last-child {
    margin-bottom: 0;
}

.jumbotron-heading {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, sans-serif;
    font-weight: 700;
    letter-spacing: -0.8px;
}

.navbar-brand {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, sans-serif !important;
    font-weight: 700 !important;
    letter-spacing: -0.6px !important;
}

footer {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

footer p {
    margin-bottom: .25rem;
}

.jumbotron .img {
    background: url("/assets/img/ko.jpg") top center no-repeat;
    background-size: cover;
    overflow: hidden;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 2;
    opacity: 0.1;
}

.jumbotron .img-wrapper {
    background-color: var(--color-bg);
    position: absolute;
    width: 100%;
    height: 100%;
    top:0;
    left:0;
    z-index:1;
}

.jumbotron {
    position:relative;
    border-radius: 0;
}

.jumbotron .container {
    position:relative;
    z-index:3;
}

.jumbotron-heading {
    color: #fff;
}

.jumbotron-heading.text-muted {
    color: var(--color-text) !important;
}

.links:not(:last-child) {
    margin-right: 20px !important;
}

.links a {
    display: flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.links a:hover {
    color: #ffffff !important;
}

.links img, .links svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

@media (max-width: 576px) {
    .links-ul {
        bottom: -50px;
        padding: 12px 16px;
        gap: 8px;
    }

    .links {
        margin-top: 0 !important;
        margin-right: 0 !important;
    }
}

.links-ul {
    border: 1px solid rgba(255,255,255,0.1);
    padding: 16px 24px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    margin-top: 20px;
    background: rgba(255,255,255,0.02);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 12px;
}

.feature-img {
    width: 3em;
    height: 3em;
}

/* Features Section - Dark Theme */
.features-section {
    background-color: var(--color-bg-card);
}

.card-title strong {
    color: var(--color-text) !important;
}

/* Guides Section - Dark Theme */
.guides-section {
    background-color: var(--color-bg);
}

/* Pricing Section - Dark Theme */
.pricing-section {
    background-color: var(--color-bg);
}


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

.btn-outline-secondary:hover {
    background-color: var(--color-bg-hover);
    border-color: var(--color-text-muted);
    color: var(--color-text);
}

.btn-outline-info {
    color: var(--color-blue) !important;
    border-color: var(--color-blue) !important;
    background-color: transparent !important;
}

.btn-outline-info:hover {
    background-color: rgba(53, 120, 229, 0.15) !important;
    border-color: var(--color-blue) !important;
    color: var(--color-blue) !important;
}

.btn-outline-success {
    color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    background-color: transparent !important;
}

.btn-outline-success:hover {
    background-color: rgba(37, 194, 160, 0.15) !important;
    border-color: var(--color-primary) !important;
    color: var(--color-primary) !important;
}

/* pricing btn-outline-primary uses global .btn-primary-solid */

/* Special Release Section - Dark Theme */
.special-release-section {
    background-color: var(--color-bg-card);
}



/* FAQ Section - Dark Theme */
.faq-section {
    background-color: var(--color-bg-card);
}


.faq-section .list-group-item {
    background-color: var(--color-bg);
    border-color: var(--color-border);
    cursor: pointer;
    user-select: none;
    padding: 16px 20px;
}

.faq-section .list-group-item:first-child {
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

.faq-section .list-group-item:last-child {
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

.faq-section .faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0 !important;
}

.faq-section .faq-question strong {
    color: var(--color-text-muted) !important;
}

.faq-section .faq-question::after {
    content: '';
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--color-text-muted);
    border-bottom: 2px solid var(--color-text-muted);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: 12px;
}

.faq-section .faq-item.collapsed .faq-question::after {
    transform: rotate(-45deg);
}


.faq-section .faq-body {
    display: grid;
    grid-template-rows: 1fr;
    transition: grid-template-rows 0.3s ease-out;
    overflow: hidden;
}

.faq-section .faq-item.collapsed .faq-body {
    grid-template-rows: 0fr;
}

.faq-section .faq-answer {
    min-height: 0;
}

.faq-section .faq-answer::before {
    content: '';
    display: block;
    height: 0.5rem;
}



/* Updates Section Styling */
.updates-section {
    background-color: var(--color-bg);
}


.updates-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.update-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 24px;
    position: relative;
}

.update-card.featured {
    background: linear-gradient(135deg, rgba(37, 194, 160, 0.08), rgba(37, 194, 160, 0.04));
    border-color: rgba(37, 194, 160, 0.25);
}

.update-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    user-select: none;
}

.update-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.update-badges {
    display: flex;
    align-items: center;
    gap: 8px;
}

.update-date {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 500;
    min-width: 120px;
}

.update-date svg {
    opacity: 0.7;
    color: var(--color-text-muted);
}

.version-badge {
    padding: 0.35em 0.6em;
    border-radius: 0.25rem;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    align-self: flex-start;
}

.version-badge.info {
    background: rgba(53, 120, 229, 0.15);
    color: var(--color-blue);
    border: 1px solid rgba(53, 120, 229, 0.3);
}

.version-badge.major {
    background: rgba(37, 194, 160, 0.15);
    color: var(--color-primary);
    border: 1px solid rgba(37, 194, 160, 0.3);
}

.featured-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(37, 194, 160, 0.15);
    color: var(--color-primary);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.update-card-header::after {
    content: '';
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--color-text-muted);
    border-bottom: 2px solid var(--color-text-muted);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: auto;
}

.update-card.collapsed .update-card-header::after {
    transform: rotate(-45deg);
}

.update-card-body {
    display: grid;
    grid-template-rows: 1fr;
    transition: grid-template-rows 0.3s ease-out;
    overflow: hidden;
}

.update-card.collapsed .update-card-body {
    grid-template-rows: 0fr;
}

.update-card-content {
    color: var(--color-text-muted);
    min-height: 0;
}

.update-card-content::before {
    content: '';
    display: block;
    height: 16px;
}


.update-card-content p {
    margin-bottom: 12px;
}

.update-card-content p:last-child {
    margin-bottom: 0;
}

.update-card-content b {
    color: var(--color-text);
    font-weight: 600;
}

/* Modern styling for update details - target all p tags */
.update-card-content p {
    padding-left: 24px;
    position: relative;
    font-size: 14px;
}

.update-card-content p:before {
    content: "-";
    font-size: 6px;
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
}

.update-card.hidden-update {
    display: none;
}

.show-more-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 16px 24px;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.2s ease;
}

.show-more-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--color-text);
}

.show-more-card svg {
    transition: transform 0.2s ease;
}

.show-more-card.expanded svg {
    transform: rotate(180deg);
}

.show-more-text {
    font-size: 14px;
    font-weight: 500;
}

/* Footer - Dark Theme */
.site-footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 24px 0;
    color: var(--color-text-muted);
}

body.videos {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

body.videos main {
    flex: 1;
}

body.videos .site-footer {
    background-color: var(--color-bg-card);
}

.site-footer a {
    color: var(--color-text-muted);
    transition: color 0.2s ease;
}

.site-footer a:hover {
    color: var(--color-text);
    text-decoration: none;
}

.site-footer ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* Blog Section - Dark Theme */
body.blog {
    background-color: var(--color-bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

body.blog main {
    flex: 1;
}

body.blog .container {
    color: var(--color-text-muted);
}

body.blog .breadcrumb {
    background: transparent;
}

body.blog .breadcrumb-item a {
    color: var(--color-text-muted);
}

body.blog .breadcrumb-item a:hover {
    color: var(--color-text);
}

body.blog .breadcrumb-item.active {
    color: var(--color-text-muted);
}

body.blog .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--color-text-muted);
}

/* Terms Pages */
body.terms {
    background-color: var(--color-bg);
    min-height: 100vh;
}

body.terms main {
    background-color: var(--color-bg);
    padding-bottom: 60px;
}

body.terms .site-footer {
    background-color: var(--color-bg-card);
}

body.terms .breadcrumb-item a {
    color: var(--color-text-muted);
}

body.terms .breadcrumb-item a:hover {
    color: var(--color-text);
}

body.terms .breadcrumb-item.active {
    color: var(--color-text-muted);
}

body.terms .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--color-text-muted);
}

body.terms h3 {
    color: var(--color-text);
}

body.terms p,
body.terms li {
    color: var(--color-text-muted);
}

body.terms strong {
    color: var(--color-text);
}

body.terms hr {
    border-color: var(--color-border);
}

body.blog .blog-card {
    background-color: var(--color-bg-card);
    border-color: var(--color-border) !important;
}

body.blog .blog-card:hover {
    border-color: var(--color-primary) !important;
    box-shadow: 0 8px 25px rgba(37, 194, 160, 0.15);
}

body.blog .blog-card .card-title {
    color: var(--color-text) !important;
}

body.blog .blog-card:hover .card-title {
    color: var(--color-primary) !important;
}

body.blog .blog-card .text-muted {
    color: var(--color-text-muted) !important;
}

body.blog .blog-card .badge {
    background-color: transparent !important;
    border-color: var(--color-border) !important;
    color: var(--color-text-muted) !important;
}

body.blog .blog-card .text-primary {
    color: var(--color-primary) !important;
}

body.blog .site-footer {
    background-color: var(--color-bg-card);
}

/* Blog Single Page */
body.blog .blog-post .text-dark {
    color: var(--color-text) !important;
}

body.blog .blog-post .text-muted {
    color: var(--color-text-muted) !important;
}

body.blog .blog-post .badge-primary {
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

body.blog .blog-post .badge-light {
    background-color: var(--color-bg-card) !important;
    color: var(--color-text-muted) !important;
}

body.blog .article-content {
    color: var(--color-text-muted);
}

body.blog .article-content h1,
body.blog .article-content h2,
body.blog .article-content h3,
body.blog .article-content h4,
body.blog .article-content h5,
body.blog .article-content h6 {
    color: var(--color-text);
}

body.blog .article-content blockquote {
    background-color: var(--color-bg-card);
    border-left-color: var(--color-primary);
}

body.blog .article-content pre,
body.blog .article-content code {
    background-color: var(--color-bg-card);
    color: var(--color-text-muted);
}

body.blog .border-top,
body.blog .border-bottom {
    border-color: var(--color-border) !important;
}

body.blog .tag-cloud .badge {
    background-color: transparent !important;
    border-color: var(--color-border) !important;
    color: var(--color-text-muted) !important;
}

body.blog .tag-cloud .badge:hover {
    border-color: var(--color-primary) !important;
    color: var(--color-primary) !important;
}

/* Related Posts */
body.blog .card.bg-light {
    background-color: var(--color-bg-card) !important;
}

body.blog .card.bg-light .text-dark {
    color: var(--color-text) !important;
}

body.blog .card.bg-light .text-dark:hover {
    color: var(--color-primary) !important;
}

/* Pagination */
body.blog .page-link {
    background-color: var(--color-bg-card);
    border-color: var(--color-border);
    color: var(--color-text-muted);
}

body.blog .page-link:hover {
    background-color: var(--color-bg-hover);
    border-color: var(--color-border);
    color: var(--color-text);
}

body.blog .page-item.active .page-link {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #000;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .update-card {
        padding: 20px;
    }

    .update-card-header {
        flex-wrap: wrap;
        gap: 8px;
        position: relative;
        padding-right: 24px;
    }

    .update-card-header::after {
        position: absolute;
        right: 0;
        top: 50%;
        margin-top: -5px;
        margin-left: 0;
    }

    .update-info {
        flex-wrap: wrap;
        flex: 1;
    }

    .update-badges {
        margin-right: 0;
    }

    .featured-badge {
        align-self: flex-start;
    }
}

.pricing-header {
    max-width: 700px;
}
  
.card-deck .card {
    min-width: 220px;
    max-width: 280px;
}

img.skill {
    margin: 0 0 2px 0;
    width: 16px;
}

img.img-guide {
    width: 22px;
    margin-right: 10px;
    margin-top: -2px;
}

img.video-item {
    margin-top: -1px;
    width: 20px;
}

#downloads-tab .nav-link {
    font-weight: normal;
    color: #6c757d!important;
}

#downloads-tab .active {
    font-weight: bold;
}

/* Header navigation link hover effect */
.header-nav-link:hover {
    color: #fff !important;
    transition: color 0.2s ease;
}

/* Button loading animation */
@keyframes btn-loading {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

.btn-loading-wrapper {
    position: relative;
    overflow: hidden;
}

.btn-loading-wrapper::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: currentColor;
    animation: btn-loading 1.5s ease-in-out infinite;
}

/* Accessibility: Improved contrast ratios for WCAG compliance */

/* Muted text - darker for better contrast */
.text-muted {
    color: var(--color-text-muted) !important;
}

.text-secondary {
    color: var(--color-text-muted) !important;
}

.text-primary {
    color: var(--color-primary) !important;
}

.text-muted-alt {
    color: var(--color-text-muted-alt) !important;
}

/* Card links */
.card-link {
    color: var(--color-primary) !important;
}

.card-link:hover {
    color: var(--color-primary-dark) !important;
}

/* Old light theme overrides removed - using dark theme */


/* Pricing section text */
.bg-white .text-muted {
    color: #495057 !important;
}

/* Visually hidden but accessible text for SEO */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Semantic HTML fixes - visual styling for non-heading elements */
.faq-question {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.faq-question strong {
    font-weight: 600;
}

p.card-title {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

p.card-title strong {
    font-weight: 600;
}