/* ==========================================================================
   TYPEDRIVEGAME BLOG & ACADEMY — SHARED CSS STYLESHEET
   ========================================================================== */
:root {
    --bg-deep: #070913;
    --bg-dark: #0d1124;
    --bg-card: #121730;
    --bg-card-alt: #182042;
    --bg-card-hover: #1e2954;
    --primary-orange: #FF6A3D;
    --primary-orange-glow: rgba(255, 106, 61, 0.35);
    --secondary-cyan: #2EE6D6;
    --secondary-cyan-glow: rgba(46, 230, 214, 0.3);
    --accent-purple: #8B5CF6;
    --accent-green: #3BE38B;
    --text-main: #FFFFFF;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(46, 230, 214, 0.25);
    --border-orange: rgba(255, 106, 61, 0.3);
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.8;
    background-image: 
        radial-gradient(circle at 10% 15%, rgba(255, 106, 61, 0.07) 0%, transparent 45%),
        radial-gradient(circle at 90% 60%, rgba(46, 230, 214, 0.06) 0%, transparent 45%);
    background-attachment: fixed;
    min-height: 100vh;
}

a {
    color: var(--secondary-cyan);
    text-decoration: none;
    transition: color 0.2s, transform 0.2s;
}

a:hover {
    color: #5efbf0;
}

/* -------------------------------------------------------------
   SITE HEADER & NAVIGATION
   ------------------------------------------------------------- */
.site-header {
    background: rgba(13, 17, 36, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: nowrap;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
    white-space: nowrap;
}

.brand-logo {
    font-size: 1.6rem;
}

.brand-text {
    font-size: 1.35rem;
    font-weight: 900;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.brand-text span {
    color: var(--primary-orange);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 14px;
    list-style: none;
    flex-shrink: 1;
    white-space: nowrap;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.92rem;
    padding: 6px 10px;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.06);
}

.header-actions-group {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.btn-header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-orange), #ff4820);
    color: #fff !important;
    font-weight: 800;
    font-size: 0.92rem;
    padding: 8px 18px;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(255, 106, 61, 0.35);
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
    line-height: 1.2;
}

.btn-header-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 106, 61, 0.5);
}

/* -------------------------------------------------------------
   LANGUAGE SWITCHER BUTTON
   ------------------------------------------------------------- */
.lang-switch-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #ffffff;
    padding: 7px 14px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
    outline: none;
    line-height: 1;
}

.lang-switch-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--secondary-cyan);
    color: var(--secondary-cyan);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 240, 255, 0.18);
}

.lang-switch-btn #lang-flag-icon {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
}

.lang-switch-btn #lang-flag-icon img {
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    display: block;
}

.lang-switch-btn #lang-code-label {
    letter-spacing: 0.5px;
    font-size: 0.88rem;
}

.lang-switch-btn .lang-chevron {
    font-size: 0.65rem;
    opacity: 0.7;
    margin-left: -2px;
    transition: transform 0.2s;
}

.lang-switch-btn:hover .lang-chevron {
    opacity: 1;
    transform: translateY(1px);
}

.lang-article-banner {
    display: none !important;
}

.lang-article-label {
    display: none !important;
}

.btn-lang-choice {
    display: none !important;
}

/* -------------------------------------------------------------
   CONTAINER & LAYOUT
   ------------------------------------------------------------- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 36px 20px 80px 20px;
}

.container-narrow {
    max-width: 860px;
}

/* -------------------------------------------------------------
   BREADCRUMB
   ------------------------------------------------------------- */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.breadcrumb-nav a {
    color: var(--text-muted);
}

.breadcrumb-nav a:hover {
    color: var(--secondary-cyan);
}

.breadcrumb-sep {
    opacity: 0.5;
}

/* -------------------------------------------------------------
   BLOG HERO (HUB PAGE)
   ------------------------------------------------------------- */
.blog-hero {
    text-align: center;
    padding: 30px 20px 45px 20px;
    max-width: 820px;
    margin: 0 auto;
}

.blog-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: rgba(46, 230, 214, 0.1);
    border: 1px solid var(--border-glow);
    border-radius: 999px;
    color: var(--secondary-cyan);
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 18px;
}

.blog-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.blog-title-gradient {
    background: linear-gradient(135deg, #fff 30%, var(--primary-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.blog-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.65;
    max-width: 680px;
    margin: 0 auto 24px auto;
}

/* FILTER PILLS */
.filter-pills {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--bg-card-alt);
    color: #fff;
    border-color: var(--secondary-cyan);
}

/* -------------------------------------------------------------
   ARTICLES GRID
   ------------------------------------------------------------- */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
    margin-bottom: 50px;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 18px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
    text-decoration: none;
    color: inherit;
}

.article-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-cyan);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4), 0 0 20px rgba(46, 230, 214, 0.15);
}

.article-card-header {
    padding: 24px 24px 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.article-category {
    font-size: 0.76rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 4px 10px;
    border-radius: 6px;
    background: rgba(255, 106, 61, 0.12);
    color: var(--primary-orange);
    border: 1px solid var(--border-orange);
}

.article-read-time {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.article-card-body {
    padding: 18px 24px 24px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.article-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1.35;
    color: var(--text-main);
    margin-bottom: 12px;
    transition: color 0.2s;
}

.article-card:hover .article-card-title {
    color: var(--secondary-cyan);
}

.article-card-excerpt {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.article-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-subtle);
    padding-top: 14px;
    font-size: 0.84rem;
    color: var(--text-muted);
}

.read-more-link {
    color: var(--secondary-cyan);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* -------------------------------------------------------------
   ARTICLE DETAIL PAGE STYLES
   ------------------------------------------------------------- */
.article-header {
    margin-bottom: 40px;
}

.article-meta-row {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.article-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-main-title {
    font-size: clamp(2rem, 4.5vw, 2.9rem);
    font-weight: 900;
    line-height: 1.25;
    letter-spacing: -0.5px;
    margin-bottom: 20px;
    color: #fff;
}

.article-lead {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
    border-left: 4px solid var(--primary-orange);
    padding-left: 18px;
}

/* TABLE OF CONTENTS */
.toc-box {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    padding: 22px 26px;
    margin: 32px 0 44px 0;
}

.toc-title {
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--secondary-cyan);
    margin-bottom: 12px;
}

.toc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toc-list li a {
    color: var(--text-secondary);
    font-size: 0.94rem;
    transition: color 0.2s, padding-left 0.2s;
}

.toc-list li a:hover {
    color: #fff;
    padding-left: 4px;
}

/* ARTICLE CONTENT TYPOGRAPHY */
.article-content {
    font-size: 1.06rem;
    color: var(--text-secondary);
    line-height: 1.85;
}

.article-content h2 {
    font-size: 1.85rem;
    font-weight: 800;
    color: #fff;
    margin: 48px 0 18px 0;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
    letter-spacing: -0.3px;
}

.article-content h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 30px 0 14px 0;
}

.article-content p {
    margin-bottom: 22px;
}

.article-content ul, .article-content ol {
    margin: 0 0 24px 24px;
}

.article-content li {
    margin-bottom: 10px;
}

.article-content strong {
    color: #fff;
    font-weight: 700;
}

/* HIGHLIGHT / CALLOUT BOXES */
.callout {
    border-radius: 14px;
    padding: 22px 24px;
    margin: 32px 0;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.callout-info {
    background: rgba(46, 230, 214, 0.08);
    border: 1px solid var(--border-glow);
}

.callout-warning {
    background: rgba(255, 106, 61, 0.08);
    border: 1px solid var(--border-orange);
}

.callout-icon {
    font-size: 1.6rem;
    line-height: 1;
    flex-shrink: 0;
}

.callout-body {
    flex: 1;
}

.callout-title {
    font-weight: 800;
    margin-bottom: 6px;
    color: #fff;
}

/* DATA TABLES */
.table-wrap {
    overflow-x: auto;
    margin: 32px 0 36px 0;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    text-align: left;
}

.data-table th {
    background: var(--bg-card-alt);
    color: #fff;
    font-weight: 800;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
    text-transform: uppercase;
    font-size: 0.84rem;
    letter-spacing: 0.6px;
}

.data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
}

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.badge-speed {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.8rem;
}

.badge-slow { background: rgba(239, 68, 68, 0.15); color: #F87171; }
.badge-mid { background: rgba(245, 158, 11, 0.15); color: #FBBF24; }
.badge-fast { background: rgba(59, 130, 246, 0.15); color: #60A5FA; }
.badge-pro { background: rgba(16, 185, 129, 0.15); color: #34D399; }
.badge-god { background: rgba(139, 92, 246, 0.15); color: #A78BFA; }

/* IN-ARTICLE CTA BOX */
.article-cta-box {
    margin: 48px 0;
    padding: 36px 32px;
    background: linear-gradient(135deg, rgba(255, 106, 61, 0.12) 0%, rgba(46, 230, 214, 0.08) 100%);
    border: 1px solid var(--border-orange);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.article-cta-box h3 {
    font-size: 1.6rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 10px;
}

.article-cta-box p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto 24px auto;
}

.btn-cta-large {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-orange), #ff4820);
    color: #fff !important;
    font-weight: 800;
    font-size: 1.1rem;
    padding: 14px 34px;
    border-radius: 30px;
    box-shadow: 0 8px 25px rgba(255, 106, 61, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-cta-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(255, 106, 61, 0.6);
}

/* AUTHOR BIO CARD */
.author-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 24px;
    margin-top: 50px;
}

.author-avatar {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-orange), var(--secondary-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.author-info h4 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.author-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* RESPONSIVE */
@media (max-width: 1080px) {
    .nav-links {
        gap: 10px;
    }
    .nav-link {
        padding: 6px 8px;
        font-size: 0.88rem;
    }
}

@media (max-width: 950px) {
    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    .header-inner {
        padding: 10px 14px;
        gap: 10px;
    }
    .brand-text {
        font-size: 1.15rem;
    }
    .brand-logo {
        font-size: 1.3rem;
    }
    .btn-header-cta {
        padding: 6px 12px;
        font-size: 0.82rem;
    }
    .lang-switch-btn {
        padding: 6px 10px;
        font-size: 0.82rem;
    }
    .container {
        padding: 24px 16px 60px 16px;
    }
    .article-main-title {
        font-size: 1.8rem;
    }
    .article-cta-box {
        padding: 26px 18px;
    }
    .articles-grid {
        grid-template-columns: 1fr;
    }
}