/* ===== Modern Minimalism + Tech-forward Design System ===== */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
body{
    background:var(--bg-main);
    color:var(--text-primary);
    min-height:100vh;
    background-image:
        linear-gradient(rgba(34, 197, 94, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 197, 94, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Root CSS Variables - Modern Dark Theme */
:root{
    --bg-main:#0F172A;
    --bg-dark:#0a0f1a;
    --bg-card:#1f2940;
    --bg-card-hover:#243049;
    --bg-secondary:#2a3654;
    --text-primary:#F8FAFC;
    --text-secondary:#94A3B8;
    --text-light:#8494AA;
    --primary:#22C55E;
    --primary-hover:#16a34a;
    --primary-glow:rgba(34, 197, 94, 0.4);
    --danger:#EF4444;
    --warning:#F59E0B;
    --space-xs:0.25rem;
    --space-sm:0.5rem;
    --space-md:1rem;
    --space-lg:1.5rem;
    --space-xl:2rem;
    --space-2xl:3rem;
    --space-3xl:4rem;
    --radius-sm:4px;
    --radius-md:8px;
    --radius-lg:12px;
    --radius-xl:16px;
    --radius-2xl:24px;
    --shadow-sm:0 2px 8px rgba(0,0,0,0.3);
    --shadow-md:0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg:0 8px 32px rgba(0,0,0,0.5);
    --shadow-glow:0 0 20px rgba(34, 197, 94, 0.3);
    font-family:'DM Sans','Segoe UI',-apple-system,BlinkMacSystemFont,sans-serif
}

/* Light Theme */
[data-theme="light"]{
    --bg-dark:#ffffff;
    --text-secondary:#475569;
    --text-primary:#0f172a;
    --bg-main:#f8fafc;
    --bg-card:#ffffff;
    --bg-card-hover:#f1f5f9;
    --bg-secondary:#e2e8f0;
}
[data-theme="light"] body{
    background:var(--bg-main);
    min-height:100vh;
}

.navbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);border-bottom:1px solid var(--bg-secondary);position:sticky;top:0;z-index:100}.navbar-brand{font-size:1.25rem;font-weight:700;color:var(--text-primary);text-decoration:none;display:flex;align-items:center;gap:var(--space-sm);flex-shrink:0}.navbar-links{display:flex;align-items:center;gap:0.25rem}.nav-link{color:var(--text-secondary);text-decoration:none;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:0.875rem;font-weight:500;height:36px;min-width:36px;display:inline-flex;align-items:center;justify-content:center;gap:0.3rem;transition:color 0.15s,background 0.15s,transform 0.1s;white-space:nowrap}.nav-link:hover{color:var(--primary);background:rgba(34,197,94,0.1)}.nav-link:active{transform:scale(0.96);opacity:0.8}.nav-link svg{width:16px;height:16px;flex-shrink:0}.nav-link:hover,.nav-link.active{color:var(--primary);background:rgba(34,197,94,0.1)}.skip-link{position:absolute;top:-40px;left:0;background:var(--primary);color:var(--bg-dark);padding:8px;z-index:9999;text-decoration:none;font-weight:600}.skip-link:focus{top:0}.menu-toggle{display:none;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:0.25rem}.navbar-cta{background:var(--primary) !important;color:var(--bg-dark) !important;font-weight:600;border-radius:var(--radius-md);padding:0.4rem 1rem !important;margin-left:0.5rem}.navbar-cta:hover{background:var(--primary-hover) !important;box-shadow:0 2px 8px rgba(34,197,94,0.3)}.theme-toggle{background:none;border:1px solid var(--bg-secondary);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;padding:0.4rem;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;transition:color 0.15s,border-color 0.15s}.theme-toggle:hover{color:var(--primary);border-color:var(--primary)}.theme-toggle svg{width:16px;height:16px}.icon-sun{display:none}[data-theme="light"] .icon-moon{display:none}[data-theme="light"] .icon-sun{display:block}.nav-dropdown{position:relative;display:inline-flex}.nav-dropdown-menu{display:none;position:absolute;top:100%;left:0;z-index:200;padding-top:6px}.nav-dropdown-menu-box{background:var(--bg-dark);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:0.5rem;min-width:180px;box-shadow:0 8px 24px rgba(0,0,0,0.4);display:flex;flex-direction:column;gap:0}.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown.open .nav-dropdown-menu{display:block}.nav-dropdown-menu .nav-link{justify-content:flex-start;width:100%;height:auto;padding:0.5rem 0.75rem;border-radius:var(--radius-sm)}.nav-dropdown-menu.wide .nav-dropdown-menu-box{min-width:720px;display:grid;grid-template-columns:repeat(4,1fr);gap:0.5rem;padding:1rem}.nav-dropdown-menu.wide .nav-link{width:100%}.nav-dropdown-group{display:flex;flex-direction:column;gap:0.25rem}.nav-dropdown-group-title{font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-light);padding:0.5rem 0.75rem 0.25rem;margin-top:0.5rem;border-top:1px solid var(--bg-secondary)}.nav-dropdown-group:first-child .nav-dropdown-group-title{border-top:none;padding-top:0}.nav-link.nav-dropdown-toggle .chevron-down,.nav-dropdown-toggle .chevron-down{width:14px !important;height:14px !important;margin-left:4px;vertical-align:middle;flex-shrink:0;transition:transform 0.2s}.nav-dropdown:hover .nav-dropdown-toggle .chevron-down,.nav-dropdown.open .nav-dropdown-toggle .chevron-down{transform:rotate(180deg)}.main-container{flex:1;max-width:1200px;margin:0 auto;padding:var(--space-xl);width:100%;min-height:calc(100vh - 64px - 80px)}.page-header{margin-bottom:var(--space-xl)}.page-header.text-center{text-align:center}.page-title{font-size:2.5rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-sm);line-height:1.3}.page-description{color:var(--text-secondary);font-size:1.1rem;max-width:680px;margin:0 auto}.page-hero{background:var(--bg-card);border-radius:var(--radius-xl);padding:var(--space-2xl);margin-bottom:var(--space-xl);border:1px solid rgba(255,255,255,0.05)}.featured-section{margin-bottom:var(--space-2xl)}.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-lg);margin-top:var(--space-lg)}.feature-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:var(--space-lg);text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:var(--space-sm);transition:border-color 0.15s,box-shadow 0.15s,transform 0.15s;min-height:120px}.feature-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.15);transform:translateY(-2px)}.feature-card:active{transform:scale(0.98)}.feature-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.15);transform:translateY(-2px)}.feature-card h3{font-size:1rem;font-weight:600;color:var(--text-primary)}.feature-card p{font-size:0.9rem;color:var(--text-secondary);line-height:1.5}.feature-icon{width:40px;height:40px;background:rgba(34,197,94,0.1);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.feature-icon svg{width:20px;height:20px;stroke:var(--primary)}.tool-area{background:var(--bg-card);border-radius:var(--radius-lg);padding:var(--space-xl);border:1px solid var(--bg-secondary)}.tool-area + .tool-area,.tool-area.mt-lg{margin-top:var(--space-xl)}.section-label{color:var(--text-primary);font-size:1.25rem;font-weight:600;margin-bottom:var(--space-lg)}.code-editor{width:100%;min-height:200px;padding:var(--space-md);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);font-family:'Consolas','Monaco','Fira Code',monospace;font-size:0.875rem;resize:vertical;background:var(--bg-dark);color:var(--text-primary);line-height:1.6;transition:border-color 0.15s,box-shadow 0.15s}.code-editor:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(34,197,94,0.15)}.code-editor::placeholder{color:var(--text-light);opacity:0.7}[data-theme="light"] .code-editor{background:#f1f5f9;color:#0f172a}.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.75rem 1.5rem;border:none;border-radius:var(--radius-md);font-size:0.9375rem;font-weight:600;cursor:pointer;text-decoration:none;transition:all 0.2s;white-space:nowrap}.btn:active{transform:scale(0.96);opacity:0.9}.btn-primary{background:var(--primary);color:var(--bg-dark)}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 4px 12px rgba(34,197,94,0.3)}.btn-secondary{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-secondary:hover{background:rgba(34,197,94,0.1)}.btn-ghost{background:var(--bg-secondary);color:var(--text-secondary)}.btn-warning{background:rgba(245,158,11,0.15);color:#f59e0b;border:1px solid rgba(245,158,11,0.3)}.btn-warning:hover{background:rgba(245,158,11,0.25);border-color:rgba(245,158,11,0.5)}.example-chip-btn{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);color:#94a3b8;padding:0.3rem 0.75rem;border-radius:100px;font-size:0.78rem;cursor:pointer;transition:all 0.15s;font-family:inherit;font-weight:500}.example-chip-btn:hover{background:rgba(34,197,94,0.12);color:#4ade80;border-color:rgba(34,197,94,0.3)}.btn-ghost:hover{background:var(--bg-card);color:var(--text-primary)}.btn svg{width:16px;height:16px}.btn-group{display:flex;gap:var(--space-sm);flex-wrap:wrap;align-items:center;justify-content:flex-start}.tool-actions{display:flex;gap:var(--space-sm);margin-bottom:var(--space-md);flex-wrap:wrap;align-items:center}.status-bar{margin-top:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:0.875rem;font-weight:500;min-height:36px;display:flex;align-items:center;gap:0.5rem}.status-bar.success{background:rgba(34,197,94,0.1);color:var(--primary);border:1px solid rgba(34,197,94,0.2)}.status-bar.error{background:rgba(239,68,68,0.1);color:var(--danger);border:1px solid rgba(239,68,68,0.2)}.status-bar.info{background:rgba(148,163,184,0.1);color:var(--text-secondary);border:1px solid var(--bg-secondary)}.error-panel{background:rgba(239,68,68,0.08);border:1px solid rgba(239,68,68,0.25);border-radius:var(--radius-md);padding:var(--space-md);margin-top:var(--space-sm);color:#fca5a5;font-size:0.875rem;display:none}
.error-panel.show{display:block}.error-panel.visible{display:block}.repair-panel{background:rgba(34,197,94,0.06);border:1px solid rgba(34,197,94,0.2);border-radius:var(--radius-md);padding:var(--space-md);margin-top:var(--space-sm);color:var(--text-primary);font-size:0.875rem;display:none}.repair-panel.show{display:block}.repair-header{display:flex;align-items:center;gap:0.5rem;font-weight:600;color:var(--primary);margin-bottom:0.75rem;font-size:0.9rem}.repair-header svg{flex-shrink:0}.repair-header-error{color:var(--danger)}.repair-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0.4rem}.repair-item{display:flex;align-items:center;gap:0.5rem;font-size:0.8rem;color:var(--text-secondary)}.repair-icon{font-size:0.9rem}.repair-error{margin-top:0.75rem;padding-top:0.75rem;border-top:1px solid rgba(239,68,68,0.2);font-size:0.8rem;color:#fca5a5}.form-group{display:flex;flex-direction:column;gap:var(--space-xs);margin-bottom:var(--space-md)}label{font-size:0.875rem;font-weight:500;color:var(--text-secondary)}input[type="text"],input[type="number"],select,textarea{background:var(--bg-dark);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);color:var(--text-primary);padding:0.6rem 0.875rem;font-size:0.875rem;font-family:inherit;width:100%;transition:border-color 0.15s,box-shadow 0.15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(34,197,94,0.15)}.tabs{display:flex;border-bottom:1px solid var(--bg-secondary);margin-bottom:var(--space-md)}.tab-btn{background:none;border:none;border-bottom:2px solid transparent;padding:var(--space-sm) var(--space-md);color:var(--text-secondary);font-size:0.875rem;font-weight:500;cursor:pointer;margin-bottom:-1px;transition:color 0.15s,border-color 0.15s}.tab-btn.active,.tab-btn:hover{color:var(--primary);border-bottom-color:var(--primary)}.diff-added{background:rgba(34,197,94,0.12);color:#86efac;border-left:3px solid var(--primary);padding-left:0.5rem}.diff-removed{background:rgba(239,68,68,0.12);color:#fca5a5;border-left:3px solid var(--danger);padding-left:0.5rem}.diff-modified{background:rgba(245,158,11,0.12);color:#fcd34d;border-left:3px solid var(--warning);padding-left:0.5rem}.json-tree{font-family:'Consolas','Monaco',monospace;font-size:0.875rem;line-height:1.8}.json-tree .key{color:#7dd3fc}.json-tree .string{color:#86efac}.json-tree .number{color:#fcd34d}.json-tree .boolean{color:#c4b5fd}.json-tree .null{color:#94a3b8}.tree-toggle{cursor:pointer;user-select:none}.tree-toggle::before{content:'\25B6';display:inline-block;margin-right:4px;transition:transform 0.15s;font-size:0.7em;color:var(--text-secondary)}.tree-toggle.open::before{transform:rotate(90deg)}.faq-container{display:flex;flex-direction:column;gap:var(--space-sm)}.faq-item{background:var(--bg-secondary);border-radius:var(--radius-md);overflow:hidden}.faq-question{padding:var(--space-md) var(--space-lg);cursor:pointer;font-weight:500;color:var(--text-primary);list-style:none;display:flex;align-items:center;justify-content:space-between;user-select:none}.faq-question::-webkit-details-marker{display:none}.faq-question::after{content:'+';font-size:1.25rem;color:var(--primary);flex-shrink:0;margin-left:var(--space-md)}details[open] .faq-question::after{content:'\2212'}.faq-answer{padding:0 var(--space-lg) var(--space-md);color:var(--text-secondary);font-size:0.95rem;line-height:1.7}.section-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:0.5rem;padding-bottom:0.75rem;border-bottom:2px solid var(--bg-secondary)}.section-description{color:var(--text-secondary);font-size:0.95rem;margin-bottom:1.5rem;margin-top:-0.25rem}.templates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.25rem;margin-bottom:3rem}.template-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:1.25rem;transition:border-color 0.2s}.template-card:hover{border-color:var(--primary)}.template-card h3{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:0.75rem}.code-block{background:var(--bg-dark);border-radius:var(--radius-md);padding:1rem;overflow-x:auto;font-size:0.8rem;line-height:1.5;color:#a5d6ff;max-height:250px;overflow-y:auto}.code-block code{font-family:'SF Mono','Cascadia Code',Consolas,monospace}.datasets-list{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.dataset-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;display:flex;align-items:flex-start;gap:1rem}.dataset-card h3{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:0.25rem}.dataset-card p{color:var(--text-secondary);font-size:0.9rem;flex:1}.dataset-link{color:var(--primary);text-decoration:none;font-size:0.875rem;font-weight:500;white-space:nowrap;flex-shrink:0}.dataset-link:hover{text-decoration:underline}.footer{background:var(--bg-dark);color:var(--text-secondary);text-align:center;padding:var(--space-xl);margin-top:auto;border-top:1px solid var(--bg-secondary);font-size:0.875rem;min-height:80px}.footer a{color:var(--primary);text-decoration:none}.footer a:hover{text-decoration:underline}.article-header {
    margin-bottom: var(--space-xl);
    background: rgba(34,197,94,0.06);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.article-title {
    font-size: 2rem;
    font-weight: 700;
    color: #22C55E;
    line-height: 1.3;
    margin: var(--space-md) 0;
}

.article-meta {
    display: flex;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    flex-wrap: wrap;
    margin-bottom: var(--space-sm);
}

/* Article categories */
.cat-tutorial { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.cat-debugging { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.cat-comparison { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.cat-development { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.cat-security { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.cat-api-design { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.cat-developer-tools { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.cat-performance { background: rgba(245, 158, 11, 0.15); color: #fcd34d; }
.cat-database { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.cat-edge-computing { background: rgba(236, 72, 153, 0.15); color: #f472b6; }.article-content h2,.article-body h2{font-size:1.5rem;font-weight:700;color:#22C55E;margin:var(--space-xl) 0 var(--space-md);padding-bottom:0.5rem;border-bottom:1px solid var(--bg-secondary)}.article-content h3,.article-body h3{font-size:1.25rem;font-weight:600;color:#22C55E;margin:var(--space-lg) 0 var(--space-sm)}.article-content h4,.article-body h4{font-size:1.1rem;font-weight:600;color:#22C55E;margin:var(--space-md) 0 var(--space-sm)}.article-content p,.article-body p{color:var(--text-secondary);line-height:1.8;margin-bottom:var(--space-md)}.article-content ul,.article-content ol,.article-body ul,.article-body ol{color:var(--text-secondary);padding-left:1.5rem;margin-bottom:var(--space-md);line-height:1.8}.article-content li,.article-body li{color:var(--text-secondary);line-height:1.6}.article-content code,.article-body code{background:var(--bg-secondary);color:var(--primary);padding:0.125rem 0.375rem;border-radius:var(--radius-sm);font-family:'Consolas','Monaco',monospace;font-size:0.875em}.article-content pre,.article-body pre{background:var(--bg-dark);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);padding:var(--space-md);overflow-x:auto;margin-bottom:var(--space-md)}.article-content pre code,.article-body pre code{background:none;padding:0;color:var(--text-primary);font-size:0.875rem}.article-content a,.article-body a{color:var(--primary);text-decoration:underline}.badge{display:inline-block;padding:0.2rem 0.6rem;border-radius:100px;font-size:0.75rem;font-weight:600}.badge-green{background:rgba(34,197,94,0.15);color:var(--primary)}.badge-blue{background:rgba(59,130,246,0.15);color:#93c5fd}.badge-orange{background:rgba(245,158,11,0.15);color:#fcd34d}/* === Article density helpers === */
.article-tip{background:rgba(34,197,94,0.06);border-left:3px solid var(--primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:0.875rem 1.25rem;margin:var(--space-md) 0;color:var(--text-secondary);font-size:0.9rem;line-height:1.6}
.article-tip strong{color:var(--primary)}
.key-points{list-style:none;padding:0;margin:var(--space-md) 0;display:flex;flex-direction:column;gap:0.5rem}
.key-points li{background:rgba(34,197,94,0.05);border:1px solid rgba(34,197,94,0.12);border-radius:var(--radius-sm);padding:0.625rem 1rem;font-size:0.9rem;color:var(--text-secondary);line-height:1.5}
.key-points li strong{color:var(--primary)}
/* === Article CTA section === */
.article-cta{background:linear-gradient(135deg,rgba(34,197,94,0.08),rgba(34,197,94,0.02));border:1px solid rgba(34,197,94,0.2);border-radius:var(--radius-lg);padding:var(--space-lg);margin:var(--space-xl) 0;text-align:center}.article-cta h3{font-size:1.15rem;font-weight:700;color:var(--primary);margin-bottom:var(--space-sm)}.article-cta p{color:var(--text-secondary);font-size:0.9rem;line-height:1.6;margin-bottom:var(--space-md)}.cta-links{display:flex;flex-wrap:wrap;gap:var(--space-sm);justify-content:center}.cta-btn{display:inline-flex;align-items:center;justify-content:center;padding:0.55rem 1.5rem;background:var(--bg-secondary);color:#F8FAFC;border:1px solid #22C55E;border-radius:var(--radius-sm);font-size:0.9rem;font-weight:600;text-decoration:none;transition:background 0.2s,transform 0.15s,box-shadow 0.15s;cursor:pointer}.cta-btn:hover{background:rgba(34,197,94,0.15);border-color:#16a34a;color:#F8FAFC;transform:translateY(-1px);box-shadow:0 4px 12px rgba(34,197,94,0.3)}.cta-btn:active{transform:translateY(0)}
a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:var(--radius-sm)}button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media (max-width:768px){.navbar{padding:0 var(--space-md);position:relative}.menu-toggle{display:flex;align-items:center;justify-content:center;order:2}.navbar-links{display:none;flex-direction:column;align-items:flex-start;position:absolute;top:64px;left:0;right:0;background:var(--bg-dark);border-bottom:1px solid var(--bg-secondary);padding:var(--space-md);gap:0.25rem;box-shadow:0 8px 24px rgba(0,0,0,0.3);z-index:99;max-height:80vh;overflow-y:auto}.navbar-links.open{display:flex}.nav-link{width:100%;justify-content:flex-start}.nav-dropdown-menu,.nav-dropdown-menu.wide{position:static;padding-top:0;width:100%}.nav-dropdown-menu-box,.nav-dropdown-menu.wide .nav-dropdown-menu-box{box-shadow:none;border:none;padding-left:var(--space-lg);min-width:0;width:100%;background:transparent;display:flex;flex-direction:column;grid-template-columns:unset}.nav-dropdown-menu.wide .nav-link{width:100%}.main-container{padding:var(--space-md)}.page-title{font-size:1.5rem}.feature-grid{grid-template-columns:1fr}.tool-area{padding:var(--space-md)}.two-col{grid-template-columns:1fr}}.text-center{text-align:center}.mt-sm{margin-top:var(--space-sm)}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mt-xl{margin-top:var(--space-xl)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.hidden{display:none !important}.color-primary{color:var(--primary)}.color-secondary{color:var(--text-secondary)}.font-mono{font-family:'Consolas','Monaco','Fira Code',monospace}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-lg)}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-lg);margin-top:var(--space-lg)}.blog-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:var(--space-lg);text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:var(--space-sm);transition:border-color 0.15s,box-shadow 0.15s,transform 0.15s}.blog-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.15);transform:translateY(-2px)}.blog-card:active{transform:scale(0.98)}.blog-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.15);transform:translateY(-2px)}.blog-card-date{font-size:0.8rem;color:var(--text-secondary)}.blog-card-title{font-size:1rem;font-weight:600;color:var(--primary);line-height:1.4}.blog-card-excerpt{font-size:0.9rem;color:var(--text-secondary);line-height:1.6;flex:1}.page-header{margin-bottom:2rem}.page-header.text-center{text-align:center}.page-title{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:0.5rem;line-height:1.3}.page-description{font-size:1rem;color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:1.6}.page-header.text-center .page-description{margin-left:auto;margin-right:auto}.breadcrumb{font-size:0.875rem;color:var(--text-secondary);margin-top:0.75rem}.breadcrumb a{color:var(--primary);text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.section-title{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:0.5rem;display:flex;align-items:center;gap:0.5rem}.section-description{font-size:0.9rem;color:var(--text-secondary);margin-bottom:1.25rem;line-height:1.6}.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.25rem;margin-top:1rem}.article-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:1.25rem;display:flex;flex-direction:column;gap:0.625rem;transition:border-color 0.2s,box-shadow 0.2s,transform 0.2s;text-decoration:none;color:inherit}.article-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.12);transform:translateY(-2px)}.article-card:active{transform:scale(0.98)}.article-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(34,197,94,0.12);transform:translateY(-2px)}.article-card h2,.article-card h3{font-size:1rem;font-weight:600;color:#22C55E;line-height:1.4;margin:0}.article-card h2 a,.article-card h3 a{color:#22C55E;text-decoration:none}.article-card h2 a:hover,.article-card h3 a:hover{color:#16a34a}.article-card.featured-article{background:var(--bg-card);border-color:rgba(34,197,94,0.3);padding:1.5rem}.article-card.featured-article h2{font-size:1.25rem}.article-card.featured-article .read-more{color:var(--primary);font-weight:600}.article-category{display:inline-flex;align-items:center;padding:0.2rem 0.6rem;border-radius:999px;font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;width:fit-content;border:1px solid transparent}.cat-development{background:rgba(34,197,94,0.12);color:#4ade80}.cat-security{background:rgba(239,68,68,0.12);color:#f87171}.cat-api-design{background:rgba(139,92,246,0.12);color:#a78bfa}.cat-developer-tools{background:rgba(59,130,246,0.12);color:#60a5fa}
.cat-news{background:rgba(34,197,94,0.12);color:#4ade80}.article-excerpt{font-size:0.875rem;color:var(--text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-meta{font-size:0.8rem;color:var(--text-light);display:flex;align-items:center;gap:0.5rem}.read-more{font-size:0.875rem;font-weight:600;color:#22C55E;text-decoration:none;margin-top:auto;display:inline-flex;align-items:center;gap:0.25rem}.read-more:hover{text-decoration:underline}.templates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem;margin-top:0.75rem}.template-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);padding:1rem}.template-card h3{font-size:0.9rem;font-weight:600;color:var(--primary);margin-bottom:0.5rem}.code-block{background:var(--bg-dark);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);padding:0.875rem;overflow-x:auto;font-family:'Consolas','Monaco','Fira Code',monospace;font-size:0.8rem;color:var(--text-primary);line-height:1.6;white-space:pre}.datasets-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;margin-top:0.75rem}.dataset-card{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-md);padding:1rem}.dataset-card h3{font-size:0.9rem;font-weight:600;color:var(--text-primary);margin-bottom:0.375rem}.dataset-card p{font-size:0.8rem;color:var(--text-secondary);line-height:1.5;margin-bottom:0.5rem}.dataset-link{font-size:0.8rem;color:var(--primary);text-decoration:none;font-weight:500}.dataset-link:hover{text-decoration:underline}.container{width:100%}.news-content{display:flex;flex-direction:column;gap:1.5rem;margin-top:1rem}.news-item{background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);padding:1.25rem;display:flex;flex-direction:column;gap:0.5rem;transition:border-color 0.2s,transform 0.2s}.news-item:hover{border-color:var(--primary);transform:translateY(-1px)}.news-item h2,.news-item h3{font-size:1rem;font-weight:600;color:#22C55E;line-height:1.4}.news-item h2 a,.news-item h3 a{color:#22C55E;text-decoration:none}.news-item h2 a:hover,.news-item h3 a:hover{color:var(--primary)}.news-item p{font-size:0.875rem;color:var(--text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-meta{font-size:0.8rem;color:var(--text-light);display:flex;align-items:center;gap:0.75rem;flex-wrap:wrap}.news-tag{display:inline-flex;align-items:center;padding:0.15rem 0.5rem;border-radius:999px;font-size:0.7rem;font-weight:600;background:rgba(34,197,94,0.12);color:#4ade80}.category-section{margin-bottom:2rem}.category-title{display:flex;align-items:center;gap:0.5rem;font-size:1.125rem;font-weight:600;color:var(--text-primary);margin-bottom:0.75rem}.category-title svg{width:20px;height:20px;color:var(--primary);flex-shrink:0}.tip-box{background:rgba(34,197,94,0.08);border:1px solid rgba(34,197,94,0.2);border-radius:var(--radius-md);padding:1rem;margin-top:1rem}.tip-box p{font-size:0.875rem;color:var(--text-secondary);line-height:1.6;margin:0}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:var(--bg-secondary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}img,video,iframe{contain:layout}img:not([width]):not([height]){background-color:var(--bg-secondary);min-height:100px}.font-loading{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}.text-primary{color:var(--primary)}.text-secondary{color:var(--text-secondary)}.text-small{font-size:0.75rem}.text-sm{font-size:0.875rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.5rem}.mb-0{margin-bottom:0}.mb-sm{margin-bottom:0.5rem}.mb-md{margin-bottom:1rem}.mt-sm{margin-top:0.5rem}.mt-md{margin-top:1rem}.p-sm{padding:0.5rem}.p-md{padding:1rem}.badge{background:var(--bg-secondary);padding:0.125rem 0.375rem;border-radius:4px}.cursor-pointer{cursor:pointer}.min-h-100{min-height:100px}.flex-1{flex:1}.inline-block{display:inline-block}.text-left{text-align:left}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.list-none{list-style:none;padding:0;margin:0}
/* === Homepage article cards (replaces inline styles) === */
.article-date-label{font-size:0.8rem;color:var(--text-secondary)}
.article-card-title{font-size:1.125rem;margin-bottom:0.5rem;color:var(--primary)}
.article-card-excerpt{color:var(--text-secondary);font-size:0.95rem}
.article-read-link{display:inline-block;margin-top:0.75rem;color:var(--primary);font-weight:500;text-decoration:none}
.article-read-link:hover{text-decoration:underline}
/* === Toast notification === */
.toast{position:fixed;bottom:1.5rem;right:1.5rem;background:var(--bg-card);border:1px solid rgba(34,197,94,0.4);border-radius:var(--radius-md);padding:0.75rem 1.25rem;color:var(--text-primary);font-size:0.9rem;font-weight:500;display:flex;align-items:center;gap:0.5rem;box-shadow:0 8px 24px rgba(0,0,0,0.4);z-index:9999;transform:translateY(120%);transition:transform 0.3s cubic-bezier(0.34,1.56,0.64,1);pointer-events:none}
.toast.show{transform:translateY(0)}
.toast.success{border-color:rgba(34,197,94,0.5);background:rgba(34,197,94,0.1)}
.toast.success::before{content:'\2713';color:var(--primary);font-weight:700;font-size:1rem}
.toast.error{border-color:rgba(239,68,68,0.5);background:rgba(239,68,68,0.1)}
.toast.error::before{content:'\2715';color:var(--danger);font-weight:700}
/* === Center Toast (page center) === */
.toast.center{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.9);bottom:auto;right:auto;pointer-events:auto}
.toast.center.show{transform:translate(-50%,-50%) scale(1)}
/* === Related Tools Section === */
.related-tools-section{margin-top:var(--space-2xl);padding-top:var(--space-xl);border-top:1px solid var(--bg-secondary)}
.related-tools-section h2{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-lg)}
.related-tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:var(--space-md)}
.related-tool-card{display:flex;flex-direction:column;gap:0.3rem;padding:var(--space-md);background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);text-decoration:none;transition:border-color 0.2s,transform 0.15s}
.related-tool-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.related-tool-card strong{color:var(--text-primary);font-size:0.95rem;font-weight:600}
.related-tool-card span{color:var(--text-secondary);font-size:0.8rem;line-height:1.4}
/* === Table styles for articles === */
table{width:100%;border-collapse:collapse;margin-bottom:var(--space-md);font-size:0.9rem}
th{background:var(--bg-card);color:var(--text-primary);font-weight:600;text-align:left;padding:0.75rem 1rem;border-bottom:2px solid var(--primary)}
td{padding:0.75rem 1rem;border-bottom:1px solid var(--bg-secondary);color:var(--text-secondary)}
tr:hover td{background:rgba(34,197,94,0.05)}
tbody tr:last-child td{border-bottom:none}
table code{background:var(--bg-secondary);color:var(--primary);padding:0.125rem 0.375rem;border-radius:var(--radius-sm);font-family:'Consolas','Monaco',monospace;font-size:0.875em}

/* === Rich Media Boxes for Articles === */

/* Summary/TL;DR Box */
.summary-box {
    background: rgba(34,197,94,0.06);
    border: 1px solid rgba(34, 197, 94, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
    color: var(--text-secondary);
    line-height: 1.7;
}

.summary-box strong {
    color: var(--primary);
}

/* Tip Box */
.tip-box {
    background: rgba(59,130,246,0.06);
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.tip-box strong {
    color: #60a5fa;
}

/* Warning Box */
.warning-box {
    background: rgba(245,158,11,0.06);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.warning-box strong {
    color: #fbbf24;
}

/* Info Box */
.info-box {
    background: rgba(139,92,246,0.06);
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.info-box strong {
    color: #a78bfa;
}

/* === Article Related Tools (subtle tag style) === */
.article-related-tools {
    margin-top: 1.5rem;
    padding: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.15);
    border-radius: var(--radius-sm);
}
.article-related-tools h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}
.article-related-tools p {
    line-height: 1.8;
}
.inline-tool-link {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.15s;
}
.inline-tool-link:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* TL;DR Box (news analysis) */
.tldr-box {
    background: rgba(34,197,94,0.06);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Case Study Box */
.case-study-box {
    background: rgba(236,72,153,0.06);
    border: 1px solid rgba(236, 72, 153, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.case-study-box h3 {
    color: #f472b6;
    margin-bottom: var(--space-md);
}

/* Results Box */
.results-box {
    background: rgba(34,197,94,0.06);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.results-box h3 {
    color: var(--primary);
    margin-bottom: var(--space-md);
}

/* Checklist */
.checklist {
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.checklist li {
    list-style: none;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.checklist li::before {
    content: '�;
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* Numbered List */
.numbered-list {
    counter-reset: practice-counter;
}

.numbered-list h2 {
    counter-increment: practice-counter;
}

/* Lead paragraph */
.lead {
    font-size: 1.15rem !important;
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
    margin-bottom: var(--space-xl) !important;
}

/* Code block enhancements */
.code-block {
    background: var(--bg-dark) !important;
    border: 1px solid var(--bg-secondary) !important;
    border-radius: var(--radius-md) !important;
    padding: var(--space-md) !important;
    overflow-x: auto !important;
    margin: var(--space-lg) 0 !important;
}

.code-block code {
    background: none !important;
    padding: 0 !important;
    color: var(--text-primary) !important;
    font-size: 0.875rem !important;
    line-height: 1.6 !important;
}

/* Article body table styling */
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
}

.article-body th {
    background: var(--bg-card);
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 2px solid var(--primary);
}

.article-body td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--bg-secondary);
    color: var(--text-secondary);
}

.article-body tr:hover td {
    background: rgba(34, 197, 94, 0.05);
}
/* Related Articles Section */
.related-articles-section {
    margin: 2.5rem 0;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.related-articles-section h2 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.related-article-card {
    display: block;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: border-color 0.2s, transform 0.2s;
}

.related-article-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.article-type-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 9999px;
    background: var(--primary);
    color: white;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.related-article-card h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin: 0 0 0.4rem 0;
    font-weight: 600;
    line-height: 1.4;
}

.related-article-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* ===== Gradient Border Cards ===== */
.gradient-border-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 1px;
}

.gradient-border-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, var(--primary) 0%, transparent 50%, var(--primary) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.gradient-border-card:hover::before {
    opacity: 1;
}

.gradient-border-card .card-inner {
    background: var(--bg-card);
    border-radius: calc(var(--radius-xl) - 1px);
    padding: 1.5rem;
}

/* ===== Micro-interactions ===== */

/* Button Hover - Scale + Shadow */
.btn {
    transition: all 0.12s ease-out;
}

.btn:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: scale(0.98);
}

/* Primary Button Glow */
.btn-primary:hover {
    box-shadow: var(--shadow-glow);
}

/* Card Hover - Lift + Glow */
.feature-card:hover,
.workspace-card:hover,
.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(34, 197, 94, 0.15);
}

/* Link Hover - Underline + Color */
a:not(.btn):not(.nav-link):hover {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

/* ===== Entrance Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.4s ease-out forwards;
    opacity: 0;
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
    opacity: 0;
}

.animate-slide-left {
    animation: slideInLeft 0.4s ease-out forwards;
    opacity: 0;
}

.animate-slide-right {
    animation: slideInRight 0.4s ease-out forwards;
    opacity: 0;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Staggered Animation Delays */
.delay-1 { animation-delay: 50ms; }
.delay-2 { animation-delay: 100ms; }
.delay-3 { animation-delay: 150ms; }
.delay-4 { animation-delay: 200ms; }
.delay-5 { animation-delay: 250ms; }
.delay-6 { animation-delay: 300ms; }

/* ===== Code Background Effect ===== */
.code-bg {
    position: relative;
    overflow: hidden;
}

.code-bg::before {
    content: '{ "dev": "tools" }';
    position: absolute;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 8rem;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.03;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    white-space: nowrap;
    pointer-events: none;
    z-index: 0;
}

.code-bg > * {
    position: relative;
    z-index: 1;
}

/* ===== Homepage Redesign Styles ===== */

/* Hero Section - Modern Minimalism */
.hero-section {
    text-align: center;
    padding: 3rem 0 2rem;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

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

.hero-badge {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    margin: 0 0 1rem;
    letter-spacing: -0.02em;
}

.hero-title .text-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #4ade80 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
    line-height: 1.6;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-code-window {
    background: var(--bg-dark);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 450px;
}

.code-window-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--bg-secondary);
}

.code-window-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-window-dot.red { background: #EF4444; }
.code-window-dot.yellow { background: #F59E0B; }
.code-window-dot.green { background: #22C55E; }

.code-window-title {
    flex: 1;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.code-window-body {
    padding: 1.25rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.8rem;
    line-height: 1.7;
}

.code-window-body .json-key { color: #7dd3fc; }
.code-window-body .json-string { color: #86efac; }
.code-window-body .json-number { color: #fcd34d; }
.code-window-body .json-boolean { color: #c4b5fd; }
.code-window-body .json-null { color: #94a3b8; }

/* Workspace Section - 3 Main Entrances */
.workspace-section {
    padding: 2rem 0;
}

.workspace-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.workspace-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-xl);
    text-decoration: none;
    transition: all 0.15s ease-out;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.workspace-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.workspace-card:hover::before {
    opacity: 1;
}

.workspace-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.15);
}

.workspace-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    transition: all 0.15s ease;
}

.workspace-icon svg {
    width: 32px;
    height: 32px;
}

.repair-card .workspace-icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
    color: #f87171;
}

.repair-card:hover .workspace-icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25), rgba(239, 68, 68, 0.1));
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

.schema-card .workspace-icon {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05));
    color: var(--primary);
}

.schema-card:hover .workspace-icon {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.25), rgba(34, 197, 94, 0.1));
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.2);
}

.diff-card .workspace-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(59, 130, 246, 0.05));
    color: #60a5fa;
}

.diff-card:hover .workspace-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(59, 130, 246, 0.1));
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.workspace-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.workspace-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0 0 1rem;
    line-height: 1.5;
}

.workspace-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
}

.workspace-card:hover .workspace-action {
    background: rgba(34, 197, 94, 0.2);
}

/* Quick Tool Section - Enhanced */
.quick-tool-section {
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.quick-tool-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.5;
}

.quick-tool-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.quick-tool-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.quick-tool-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

/* All Tools Section - Enhanced Grid */
.all-tools-section {
    padding: 3rem 0;
}

.tool-category-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin: 2.5rem 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--bg-secondary);
}
.tool-category-label:first-of-type {
    margin-top: 0.5rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 1.5rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin: -0.5rem 0 2rem;
    font-size: 1rem;
}

/* Feature Grid - 3 columns */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.feature-card {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all 0.15s ease-out;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(34, 197, 94, 0.3);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    background: rgba(34, 197, 94, 0.1);
    color: var(--primary);
}

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

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Articles Section */
.articles-section {
    padding: 3rem 0;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.15s ease-out;
}

.article-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(34, 197, 94, 0.3);
}

.article-date-label {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0.75rem 0;
    line-height: 1.4;
    transition: color 0.15s ease;
}

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

.article-card-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.article-read-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    color: var(--primary);
    font-weight: 500;
    font-size: 0.875rem;
    text-decoration: none;
    transition: gap 0.15s ease;
}

.article-read-link:hover {
    gap: 0.75rem;
    text-decoration: none;
}

/* Use Cases Section */
.use-cases-section {
    padding: 3rem 0;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.use-case-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all 0.15s ease-out;
}

.use-case-card:hover {
    border-color: rgba(34, 197, 94, 0.3);
    transform: translateY(-2px);
}

.use-case-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.use-case-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.use-case-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* FAQ Section - Enhanced */
.faq-section {
    padding: 3rem 0;
}

.faq-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 1.5rem;
    text-align: center;
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.15s ease;
}

.faq-item:hover {
    border-color: rgba(34, 197, 94, 0.3);
}

.faq-item[open] {
    border-color: rgba(34, 197, 94, 0.3);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.15s ease;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.25rem;
    color: var(--primary);
    transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer p {
    margin: 0;
}

/* Footer - Enhanced */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--bg-secondary);
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

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

/* ===== Inline Tool Section ===== */
.inline-tool-section {
    max-width: 1100px;
    margin: 3rem auto;
    padding: 0 1.5rem;
}

.inline-tool-header {
    text-align: center;
    margin-bottom: 2rem;
}

.inline-tool-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.inline-tool-title svg {
    color: var(--primary);
}

.inline-tool-subtitle {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-size: 1rem;
}

.inline-tool-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    background: var(--bg-card);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--bg-secondary);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .inline-tool-container {
        grid-template-columns: 1fr;
    }
}

.inline-tool-input {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.inline-textarea {
    width: 100%;
    height: 200px;
    padding: 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--bg-secondary);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.inline-textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.inline-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.inline-tool-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.inline-tool-output {
    display: flex;
    flex-direction: column;
    background: var(--bg-dark);
    border-radius: 12px;
    border: 1px solid var(--bg-secondary);
    overflow: hidden;
}

.inline-output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--bg-card);
}

.output-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    color: var(--primary);
    background: var(--bg-card);
}

.copy-btn.copied {
    color: var(--primary);
}

.inline-output-content {
    flex: 1;
    padding: 1rem;
    margin: 0;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
    min-height: 200px;
    overflow: auto;
}

.inline-output-content.error {
    color: #ef4444;
}

.inline-output-content.success {
    color: var(--primary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Hero Container - Adjust for Inline Tool */
.hero-section {
    padding-bottom: 0;
}

.hero-container {
    padding-bottom: 0;
}

.footer .text-sm {
    font-size: 0.875rem;
}

.footer .text-small {
    font-size: 0.75rem;
}

.footer .mt-sm {
    margin-top: 0.5rem;
}

.footer a {
    color: var(--primary);
    text-decoration: none;
    transition: opacity 0.15s ease;
}

.footer a:hover {
    opacity: 0.8;
    text-decoration: none;
}

/* Responsive - Enhanced Mobile */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-code-window {
        max-width: 350px;
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0 var(--space-md);
    }
    
    .hero-section {
        padding: 2rem 0 1.5rem;
    }
    
    .hero-container {
        gap: 1.5rem;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-badge {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-code-window {
        max-width: 100%;
    }
    
    .workspace-grid {
        grid-template-columns: 1fr;
    }
    
    .workspace-card {
        flex-direction: row;
        text-align: left;
        gap: 1.25rem;
        padding: 1.25rem;
    }
    
    .workspace-icon {
        margin-bottom: 0;
        flex-shrink: 0;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-tool-section {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .all-tools-section,
    .articles-section,
    .use-cases-section,
    .faq-section {
        padding: 2rem 0;
    }
}

/* === Drag & Drop === */
.drag-over {
    outline: 2px dashed var(--primary) !important;
    outline-offset: -2px;
    background: rgba(34, 197, 94, 0.06) !important;
}

/* === JSON Compare Stats & Diff Lines === */
.diff-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}
.diff-stat.added { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.diff-stat.removed { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.diff-stat.modified { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.diff-stat.unchanged { background: rgba(100, 116, 139, 0.15); color: #94a3b8; }

.diff-line {
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-family: 'Consolas', 'Monaco', monospace;
    margin-bottom: 2px;
}
.diff-line.added { background: rgba(34, 197, 94, 0.1); color: #86efac; border-left: 3px solid #22C55E; }
.diff-line.removed { background: rgba(239, 68, 68, 0.1); color: #fca5a5; border-left: 3px solid #EF4444; }
.diff-line.modified { background: rgba(245, 158, 11, 0.1); color: #fcd34d; border-left: 3px solid #F59E0B; }

.json-error { color: var(--danger); font-size: 0.875rem; padding: 0.5rem; display: block; }

/* === JSON Compare Panels === */
.compare-container { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0; }
@media (max-width: 768px) { .compare-container { grid-template-columns: 1fr; } }
.compare-panel { display: flex; flex-direction: column; }
.editor-label { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 0.4rem; font-weight: 600; }
.code-editor { width: 100%; min-height: 250px; background: var(--bg-dark); border: 1px solid var(--bg-secondary); border-radius: var(--radius-md); color: var(--text-primary); padding: 1rem; font-family: 'Consolas', 'Monaco', monospace; font-size: 0.875rem; resize: vertical; }
.code-editor:focus { outline: none; border-color: var(--primary); }
.diff-output { background: var(--bg-card); border: 1px solid var(--bg-secondary); border-radius: var(--radius-md); padding: 1rem; margin-top: 1rem; }
#diffSummary { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1rem; }
#diffResult pre { font-family: 'Consolas', 'Monaco', monospace; font-size: 0.875rem; white-space: pre-wrap; word-break: break-all; }

/* === Tool Input/Output Areas (global, was missing) === */
.input-area,
.output-area {
    width: 100%;
    min-height: 200px;
    padding: var(--space-md);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--radius-md);
    font-family: 'Consolas', 'Monaco', 'Fira Code', monospace;
    font-size: 0.875rem;
    resize: vertical;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.input-area:focus,
.output-area:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}
.input-area::placeholder,
.output-area::placeholder {
    color: var(--text-light);
    opacity: 0.8;
}

/* === Toolbar Title (global, was only in hash-generator) === */
.toolbar-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* === Status Badge (base style) === */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* === Toolbar (flex container for tool actions) === */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: var(--space-md);
}

/* === Tool Status (e.g. "Waiting for input...") === */
.tool-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: var(--space-sm) 0;
}
.status-text {
    color: var(--text-primary);
    font-size: 0.875rem;
}
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-light);
    display: inline-block;
}
.status-dot.valid {
    background: var(--primary);
}
.status-dot.invalid {
    background: var(--danger);
}

/* === Tree Viewer (json-viewer tool) === */
.tree-viewer {
    color: var(--text-secondary);
    font-family: 'Consolas', 'Monaco', 'Fira Code', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    padding: var(--space-md);
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    min-height: 200px;
    overflow: auto;
    border: 1px solid var(--bg-secondary);
}

/* === Editor Label (json-viewer panel labels) === */
.editor-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

/* === Missing Button Variants (used across tool pages) === */
.btn-main {
    background: var(--primary);
    color: var(--bg-dark);
}
.btn-main:hover {
    background: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}
.btn-reset {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--bg-secondary);
}
.btn-reset:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--text-light);
}
.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}
.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
    border-color: rgba(239, 68, 68, 0.5);
}

/* ============================================================
   HOMEPAGE REDESIGN - Manus UI Style
   ============================================================ */

/* --- Hero Section --- */
.hero-section {
    padding: 4rem 0 3rem;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.hero-badge {
    display: inline-flex;
    margin-bottom: 1.5rem;
}

.hero-badge-text {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--primary);
}

.hero-badge-text svg {
    flex-shrink: 0;
}

.hero-title {
    font-size: clamp(2.2rem, 4.5vw, 3.2rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    margin: 0 0 1.25rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #4ade80 0%, #60a5fa 50%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin: 0 0 1.75rem;
    line-height: 1.7;
    max-width: 480px;
}

.hero-cta {
    display: flex;
    gap: 0.875rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-md);
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.15s ease;
}

.btn-secondary:hover {
    background: rgba(34, 197, 94, 0.2);
    border-color: rgba(34, 197, 94, 0.5);
    transform: translateY(-1px);
}

.btn-secondary svg {
    width: 14px;
    height: 14px;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Hero Visual - Code Window */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-code-window {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(34, 197, 94, 0.08);
    width: 100%;
    max-width: 420px;
    backdrop-filter: blur(10px);
}

.code-window-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.code-window-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.code-window-dot.red { background: #EF4444; }
.code-window-dot.yellow { background: #F59E0B; }
.code-window-dot.green { background: #22C55E; }

.code-window-title {
    flex: 1;
    text-align: center;
    font-size: 0.7rem;
    color: var(--text-light);
    font-family: 'Consolas', monospace;
}

.code-window-body {
    padding: 1.25rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.8rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* --- Core Features Section --- */
.core-features-section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

.core-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.core-feature-card {
    display: flex;
    flex-direction: column;
    padding: 1.75rem;
    background: linear-gradient(145deg, rgba(34, 197, 94, 0.05) 0%, rgba(59, 130, 246, 0.03) 100%);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.core-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.4), transparent);
    opacity: 0.5;
}

.core-feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(34, 197, 94, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(34, 197, 94, 0.1);
}

.core-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05));
    color: var(--primary);
}

.core-feature-icon svg {
    width: 24px;
    height: 24px;
    color: inherit;
}

.repair-icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
    color: #f87171;
}

.schema-icon {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05));
    color: var(--primary);
}

.diff-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(59, 130, 246, 0.05));
    color: #60a5fa;
}

.core-feature-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.4rem;
}

.core-feature-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 1rem;
    line-height: 1.5;
}

.core-feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary);
    margin-top: auto;
    transition: gap 0.15s ease;
}

.core-feature-link svg {
    width: 14px;
    height: 14px;
    transition: transform 0.15s ease;
}

.core-feature-card:hover .core-feature-link {
    gap: 0.6rem;
}

.core-feature-card:hover .core-feature-link svg {
    transform: translateX(2px);
}

/* --- All JSON Tools Section --- */
.all-tools-section {
    padding: 4rem 0;
}

.section-title-left {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 1.5rem;
    padding: 0 var(--space-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.tool-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all 0.15s ease;
}

.tool-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(34, 197, 94, 0.25);
    transform: translateY(-2px);
}

.tool-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 197, 94, 0.1);
    color: var(--primary);
    flex-shrink: 0;
}

.tool-card-icon svg {
    width: 20px;
    height: 20px;
}

.tool-card-content h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.2rem;
}

.tool-card-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
}

/* --- Articles Section --- */
.articles-section {
    padding: 4rem 0;
}

.articles-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto 1.5rem;
    padding: 0 var(--space-xl);
}

.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: gap 0.15s ease;
}

.view-all-link:hover {
    gap: 0.6rem;
}

.view-all-link svg {
    width: 14px;
    height: 14px;
}

.articles-tabs {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.articles-tabs .view-all-link {
    position: relative;
}

.articles-tabs .view-all-link:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -0.6rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.15);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.article-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.15s ease;
}

.article-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(34, 197, 94, 0.2);
    transform: translateY(-2px);
}

.article-date {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
}

.article-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0.75rem 0;
    line-height: 1.4;
}

.article-card-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0 0 1rem;
}

.article-read-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: #60a5fa;
    text-decoration: none;
    transition: gap 0.15s ease;
}

.article-read-link:hover {
    gap: 0.6rem;
}

.article-read-link svg {
    width: 14px;
    height: 14px;
}

/* --- FAQ Section --- */
.faq-section {
    padding: 4rem 0;
}

.section-title-center {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 1.5rem;
    text-align: center;
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 700px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.15s ease;
}

.faq-item:hover {
    border-color: rgba(34, 197, 94, 0.2);
}

.faq-question {
    padding: 1.1rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.15s ease;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-arrow {
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.faq-item[open] .faq-arrow {
    transform: rotate(90deg);
    color: var(--primary);
}

.faq-answer {
    padding: 0 1.25rem 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.9rem;
}

.faq-answer p {
    margin: 0;
}

.faq-answer a {
    color: var(--primary);
    text-decoration: none;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* --- CTA Section --- */
.cta-section {
    padding: 3rem 0;
}

.cta-card {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, rgba(59, 130, 246, 0.08) 50%, rgba(139, 92, 246, 0.06) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.5), rgba(59, 130, 246, 0.3), transparent);
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.75rem;
    position: relative;
}

.cta-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
    position: relative;
}

.btn-large {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    position: relative;
}

/* --- Footer --- */
.footer-new {
    background: var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 3rem 0 0;
    margin-top: 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl) 2rem;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 1rem;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-col a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s ease;
}

.footer-col a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-light);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 1rem;
}

.footer-bottom-links a {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s ease;
}

.footer-bottom-links a:hover {
    color: var(--primary);
}

/* ============================================================
   RESPONSIVE - Homepage
   ============================================================ */

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

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

    .hero-subtitle {
        max-width: 500px;
    }

    .hero-visual {
        order: -1;
    }

    .hero-code-window {
        max-width: 380px;
    }

    .core-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 2.5rem 0 2rem;
    }

    .hero-container {
        padding: 0 var(--space-md);
        gap: 2rem;
    }

    .hero-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 1.25rem;
    }

    .hero-code-window {
        max-width: 100%;
    }

    .core-features-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--space-md);
    }

    .tools-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--space-md);
    }

    .articles-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--space-md);
    }

    .section-title-left,
    .articles-header {
        padding: 0 var(--space-md);
    }

    .articles-tabs {
        gap: 0.75rem;
    }

    .faq-container {
        padding: 0 var(--space-md);
    }

    .cta-card {
        margin: 0 var(--space-md);
        padding: 2rem 1.5rem;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 var(--space-md) 2rem;
        gap: 1.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
        padding: 1.25rem var(--space-md);
    }

    .faq-section,
    .all-tools-section,
    .articles-section,
    .core-features-section {
        padding: 2.5rem 0;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 1rem;
    }
}

/* === You May Also Like Section (Blog) === */
.you-may-like-section{padding:var(--space-xl) 0;border-top:1px solid var(--bg-secondary);margin-top:var(--space-xl)}
.you-may-like-section h2{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-lg)}
.you-may-like-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:var(--space-md)}
.you-may-like-card{display:flex;flex-direction:column;gap:0.3rem;padding:var(--space-md);background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);text-decoration:none;transition:border-color 0.2s,transform 0.15s}
.you-may-like-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.you-may-like-card strong{color:var(--text-primary);font-size:0.95rem;font-weight:600}
.you-may-like-card span{color:var(--text-secondary);font-size:0.8rem;line-height:1.4}

@media (max-width: 480px) {
    .you-may-like-grid {
        grid-template-columns: 1fr;
    }
}

/* === Popular Articles (Homepage) === */
.popular-articles{padding:3rem 1.5rem;max-width:1200px;margin:0 auto}
.popular-articles h2{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:1.5rem;text-align:center}
.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.25rem}
.article-card{display:flex;flex-direction:column;gap:0.5rem;padding:1.25rem;background:var(--bg-card);border:1px solid var(--bg-secondary);border-radius:var(--radius-lg);text-decoration:none;transition:border-color .2s,transform .15s,box-shadow .2s}
.article-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 20px rgba(0,0,0,.08)}
.article-card h3{font-size:1rem;font-weight:600;color:var(--primary);margin:0;line-height:1.4}
.article-card p{font-size:.875rem;color:var(--text-secondary);margin:0;line-height:1.5}@media (max-width:768px){.article-grid{grid-template-columns:1fr}}