/* ── CSS Variables — Dark Cyber Theme ── */
:root{--bg-primary:#0d1117;--bg-card:#161b22;--bg-card-hover:#1f2937;--accent:#00ff9d;--accent-dim:#00cc7a;--text-primary:#e6edf3;--text-muted:#adb5bd;--border:#30363d;--header-bg:#010409}
*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;line-height:1.7;color:var(--text-primary);background:var(--bg-primary);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}
/* ── Bootstrap overrides for dark theme ── */
.text-muted{color:var(--text-muted)!important}.text-dark{color:var(--text-primary)!important}.bg-white,.bg-light{background:var(--bg-card)!important}
/* ── Header & Nav ── */
header{background:var(--header-bg);color:var(--text-primary);padding:0;margin-bottom:3rem;border-bottom:1px solid var(--accent);position:sticky;top:0;z-index:1000}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 0;position:relative}.site-title h1{font-size:1.75rem;font-weight:800;letter-spacing:-0.5px;color:var(--accent)}
/* Hamburger toggle (hidden checkbox trick — no JS) */
.nav-toggle{display:none}.nav-hamburger{display:none;flex-direction:column;justify-content:space-between;width:28px;height:20px;cursor:pointer;z-index:1100;flex-shrink:0}.nav-hamburger span{display:block;height:2px;width:100%;background:var(--text-primary);border-radius:2px;transition:all 0.3s ease}
/* Animate hamburger → X when open */
.nav-toggle:checked ~ .nav-hamburger span:nth-child(1){transform:translateY(9px) rotate(45deg)}.nav-toggle:checked ~ .nav-hamburger span:nth-child(2){opacity:0}.nav-toggle:checked ~ .nav-hamburger span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
/* Desktop nav */
.site-nav{display:flex;align-items:center;gap:0.25rem;order:2;margin-left:auto}.nav-link{color:var(--text-muted);text-decoration:none;padding:0.5rem 1rem;border-radius:8px;font-size:0.9rem;font-weight:500;transition:all 0.2s ease;display:flex;align-items:center;gap:0.4rem;white-space:nowrap}.nav-link:hover{color:var(--accent);background:rgba(0,255,157,0.08)}.nav-link.active{color:var(--accent);background:rgba(0,255,157,0.12);font-weight:600}.nav-link-rss{padding:0.5rem 0.75rem;opacity:0.7}.nav-link-rss:hover{opacity:1}
/* Language switcher — lives in header-inner (not inside site-nav) so it's always visible */
.lang-switcher{display:flex;align-items:center;gap:0.25rem;order:3;padding-left:0.5rem;margin-left:0.25rem;border-left:1px solid var(--border)}.lang-active{color:var(--accent);font-size:0.8rem;font-weight:700;padding:0.2rem 0.4rem}.lang-sep{color:var(--text-muted);font-size:0.75rem}.lang-link{color:var(--text-muted);font-size:0.8rem;font-weight:600;text-decoration:none;padding:0.2rem 0.4rem;border-radius:4px;transition:color 0.2s}.lang-link:hover{color:var(--accent)}
/* Mobile nav */
@media (max-width:700px){.nav-hamburger{display:flex}.site-nav{display:none;position:absolute;top:calc(100% + 1px);left:0;right:0;background:var(--header-bg);border-top:1px solid var(--border);border-bottom:1px solid var(--accent);flex-direction:column;align-items:stretch;gap:0;padding:0.5rem 0;z-index:1000;order:10;margin-left:0}.nav-toggle:checked ~ .site-nav{display:flex}.nav-link{padding:0.75rem 1.25rem;border-radius:0;border-bottom:1px solid rgba(48,54,61,0.5);font-size:1rem}.nav-link:last-child{border-bottom:none}.nav-link-rss{border-bottom:none;padding:0.75rem 1.25rem}.lang-switcher{order:0;margin-left:auto;border-left:none;padding-left:0;margin-right:0.5rem}}
/* ── Layout ── */
.main-content{display:grid;grid-template-columns:1fr 300px;gap:2.5rem;margin-bottom:3rem}@media (max-width:968px){.main-content{grid-template-columns:1fr}.sidebar{position:static!important;top:auto!important}}
/* ── Blog cards ── */
.post{background:var(--bg-card);padding:2.5rem;margin-bottom:2rem;border-radius:12px;box-shadow:0 1px 3px rgba(0,0,0,0.3);transition:all 0.3s ease;border:1px solid var(--border)}.post:hover{box-shadow:0 10px 25px rgba(0,0,0,0.4);transform:translateY(-2px)}.post h1,.post h2{color:var(--text-primary);margin-bottom:1rem;font-size:1.75rem;font-weight:700}.post h2 a{color:var(--text-primary);text-decoration:none;transition:color 0.3s}.post h2 a:hover{color:var(--accent)}.post-meta{color:var(--text-muted);font-size:0.875rem;margin-bottom:1.25rem;padding-bottom:0.75rem;border-bottom:1px solid var(--border)}.post-image{max-width:100%;height:auto;margin:1.5rem 0;border-radius:8px;box-shadow:0 4px 6px rgba(0,0,0,0.3)}.post-content{margin-top:1.5rem;font-size:1.0625rem;color:var(--text-primary);line-height:1.8}.post-content p{margin-bottom:1.25rem}.post-content h1,.post-content h2,.post-content h3,.post-content h4{color:var(--accent)}.post-content h1{font-size:1.6rem;font-weight:700;margin-top:2rem;margin-bottom:1rem}.post-content h2{font-size:1.35rem;font-weight:700;margin-top:2rem;margin-bottom:0.75rem}.post-content h3{font-size:1.15rem;font-weight:700;margin-top:1.5rem;margin-bottom:0.5rem}.post-content h4{font-size:1.05rem;font-weight:700;margin-top:1.5rem;margin-bottom:0.5rem}.post-content blockquote{margin:1.5rem 0;padding:1.25rem 1.5rem;background:var(--bg-card-hover);border-left:4px solid var(--accent);border-radius:0 8px 8px 0}.post-content a{color:var(--accent);text-decoration:underline}.post-content code{background:var(--bg-card-hover);color:var(--accent);padding:0.15rem 0.4rem;border-radius:4px;font-size:0.9em}.post-content pre{background:#010409;color:var(--text-primary);padding:1.25rem;border-radius:8px;overflow-x:auto;margin:1.25rem 0;border:1px solid var(--border)}.post-content pre code{background:none;padding:0;color:inherit}
/* ── Sidebar ── */
.sidebar{background:var(--bg-card);padding:2rem;border-radius:12px;border:1px solid var(--border);align-self:start;position:sticky;top:2rem}.sidebar h3{color:var(--accent);margin-bottom:1.25rem;font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;border-bottom:2px solid var(--border);padding-bottom:0.5rem}.sidebar ul li{margin-bottom:0.5rem}.sidebar ul li a{color:var(--accent);text-decoration:none;font-size:0.92rem}.sidebar ul li a:hover{text-decoration:underline}
/* ── Tags ── */
.tags{display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:1.5rem}.tag{display:inline-block;background:rgba(0,255,157,0.1);color:var(--accent);border:1px solid rgba(0,255,157,0.3);padding:0.35rem 0.8rem;border-radius:20px;text-decoration:none;font-size:0.8rem;transition:all 0.3s ease}.tag:hover{transform:translateY(-2px);background:rgba(0,255,157,0.2);color:var(--accent)}.tag.active{background:var(--accent);color:#0d1117;font-weight:700}
/* ── Pagination ── */
.pagination{display:flex;justify-content:center;gap:0.5rem;margin:3rem 0}.pagination a,.pagination span{padding:0.625rem 1.125rem;background:var(--bg-card);border-radius:8px;text-decoration:none;color:var(--text-muted);border:1px solid var(--border)}.pagination a:hover{background:rgba(0,255,157,0.1);color:var(--accent);border-color:var(--accent)}.pagination .current{background:var(--accent);color:#0d1117;border-color:var(--accent);font-weight:700}.read-more{display:inline-block;margin-top:1.25rem;color:var(--accent);text-decoration:none;font-weight:600}
/* ── Attachments / Related ── */
.attachments{margin-top:2rem;padding-top:2rem;border-top:2px solid var(--border)}.attachments h4{color:var(--text-primary);margin-bottom:1rem}.attachments ul{list-style:none}.attachments li{margin-bottom:0.75rem}.attachments a{color:var(--accent);text-decoration:none}.file-size{color:var(--text-muted);font-size:0.85em;margin-left:0.5rem}.related-posts{margin-top:3rem;padding-top:2rem;border-top:2px solid var(--border)}.related-posts h3{color:var(--text-primary);margin-bottom:1.5rem}.related-post{margin-bottom:1.25rem;padding:1rem;background:var(--bg-card-hover);border-radius:8px}.related-post a{color:var(--accent);text-decoration:none}
/* ── Footer ── */
footer{background:var(--header-bg);color:var(--text-primary);padding:2rem 0;margin-top:4rem;border-top:1px solid var(--border)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
/* ══════════════════════════════════════════════════════
   Profile Homepage
═══════════════════════════════════════════════════════ */
/* Hero */
.profile-hero{background:var(--bg-card);border-radius:16px;border:1px solid var(--border);padding:2.5rem;margin-bottom:2rem}.profile-hero-inner{display:flex;gap:2rem;align-items:flex-start}@media (max-width:700px){.profile-hero-inner{flex-direction:column;align-items:center;text-align:center}.profile-links{justify-content:center}.profile-meta{justify-content:center}}.profile-avatar{width:130px;height:130px;border-radius:50%;object-fit:cover;border:3px solid var(--accent);flex-shrink:0}.profile-avatar-placeholder{width:130px;height:130px;border-radius:50%;background:var(--bg-card-hover);border:2px solid var(--accent);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}.profile-hero-text{flex:1}.profile-name{font-size:2rem;font-weight:800;color:var(--text-primary);margin-bottom:0.4rem}.profile-tagline{font-size:1.1rem;color:var(--text-muted);margin-bottom:0.75rem;font-style:italic}.profile-meta{display:flex;flex-wrap:wrap;gap:1rem;font-size:0.9rem;color:var(--text-muted);margin-bottom:1rem}.profile-meta span{display:flex;align-items:center;gap:0.35rem}.availability-badge{color:var(--accent);font-weight:600}.profile-links{display:flex;flex-wrap:wrap;gap:0.75rem;margin-bottom:1rem}.profile-link{display:inline-flex;align-items:center;gap:0.35rem;color:var(--accent);text-decoration:none;font-size:0.9rem;padding:0.35rem 0.75rem;border:1px solid rgba(0,255,157,0.3);border-radius:20px;background:rgba(0,255,157,0.07);transition:all 0.2s}.profile-link:hover{background:rgba(0,255,157,0.18);border-color:var(--accent);color:var(--accent)}
/* CTA button (3.3) */
.profile-link-cta{background:var(--accent);color:#0d1117;border-color:var(--accent);font-weight:700}.profile-link-cta:hover{background:var(--accent-dim);border-color:var(--accent-dim);color:#0d1117}
/* Section titles */
.profile-section{background:var(--bg-card);border-radius:12px;border:1px solid var(--border);padding:2rem;margin-bottom:2rem}.section-title{font-size:1.25rem;font-weight:700;color:var(--accent);margin-bottom:1.5rem;padding-bottom:0.75rem;border-bottom:2px solid var(--border);display:flex;align-items:center;gap:0.5rem}.section-title i{color:var(--accent)}.profile-bio{font-size:1rem;color:var(--text-primary);line-height:1.8;text-align:justify}.profile-bio h1,.profile-bio h2,.profile-bio h3,.profile-bio h4{text-align:left;color:var(--accent)}.profile-bio p,.profile-bio li{margin-bottom:0.75rem;text-align:justify!important}.profile-bio a{color:var(--accent)}
/* Certifications */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.cert-card{display:flex;gap:1rem;align-items:flex-start;padding:1rem;border:1px solid var(--border);border-radius:10px;background:var(--bg-card-hover);transition:box-shadow 0.2s}.cert-card:hover{box-shadow:0 4px 12px rgba(0,255,157,0.1)}.cert-badge{width:90px;height:90px;object-fit:contain;flex-shrink:0}.cert-badge-placeholder{width:90px;height:90px;border-radius:8px;background:var(--bg-primary);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}.cert-name{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:0.2rem}.cert-issuer{font-size:0.85rem;color:var(--text-muted);margin-bottom:0.25rem}.cert-dates{margin-bottom:0.4rem}.verify-link{font-size:0.8rem;color:var(--accent);text-decoration:none;display:inline-flex;align-items:center;gap:0.25rem}.verify-link:hover{text-decoration:underline}
/* Timeline */
.timeline{position:relative;padding-left:1.75rem}.timeline::before{content:'';position:absolute;left:0.5rem;top:0;bottom:0;width:2px;background:var(--border)}.timeline-item{position:relative;margin-bottom:2rem}.timeline-marker{position:absolute;left:-1.375rem;top:0.35rem;width:14px;height:14px;border-radius:50%;background:var(--accent);border:3px solid var(--bg-card);box-shadow:0 0 0 2px var(--accent)}.timeline-marker.current{background:var(--accent);box-shadow:0 0 8px var(--accent)}.timeline-header{display:flex;flex-wrap:wrap;align-items:baseline;gap:0.5rem;margin-bottom:0.3rem}.timeline-title{font-size:1rem;font-weight:700;color:var(--text-primary)}.timeline-company{font-size:0.9rem;color:var(--accent)}.timeline-company a{color:var(--accent);text-decoration:none}.timeline-company a:hover{text-decoration:underline}.timeline-dates{margin-bottom:0.5rem}.timeline-duration{color:var(--text-muted);font-style:italic}.timeline-description{font-size:0.95rem;color:var(--text-primary);margin-top:0.5rem}.timeline-description p{margin-bottom:0.5rem}
/* Projects */
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}.project-card{border:1px solid var(--border);border-radius:12px;padding:1.5rem;background:var(--bg-card-hover);display:flex;flex-direction:column;transition:box-shadow 0.2s,border-color 0.2s}.project-card:hover{box-shadow:0 6px 20px rgba(0,255,157,0.1);border-color:rgba(0,255,157,0.3)}.project-title{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:0.25rem}.project-subtitle{font-size:0.875rem;margin-bottom:0.75rem;color:var(--text-muted)}.project-description{font-size:0.9rem;color:var(--text-primary);flex:1;margin-bottom:0.75rem}.project-description p{margin-bottom:0.4rem}.tech-tags{display:flex;flex-wrap:wrap;gap:0.35rem;margin-bottom:1rem}.tech-tag{background:rgba(0,255,157,0.08);color:var(--accent);border:1px solid rgba(0,255,157,0.25);padding:0.2rem 0.6rem;border-radius:12px;font-size:0.75rem;font-weight:500}.project-links{display:flex;gap:0.5rem;flex-wrap:wrap;margin-top:auto}
/* Buttons override for dark theme */
.btn-outline-primary{color:var(--accent);border-color:var(--accent)}.btn-outline-primary:hover{background:var(--accent);color:#0d1117;border-color:var(--accent)}.btn-outline-secondary{color:var(--text-muted);border-color:var(--border)}.btn-outline-secondary:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--text-muted)}.btn-outline-info{color:#60a5fa;border-color:#60a5fa}.btn-outline-info:hover{background:#60a5fa;color:#0d1117}
/* Recent posts on homepage */
.recent-posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.25rem}.recent-post-card{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:12px;overflow:hidden;text-decoration:none;color:inherit;background:var(--bg-card-hover);transition:box-shadow 0.2s,border-color 0.2s}.recent-post-card:hover{box-shadow:0 6px 20px rgba(0,255,157,0.1);border-color:rgba(0,255,157,0.3);transform:translateY(-2px)}.recent-post-img{width:100%;height:150px;object-fit:cover}.recent-post-body{padding:1rem;flex:1;display:flex;flex-direction:column}.recent-post-title{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:0.35rem;line-height:1.4}.recent-post-date{margin-bottom:0.5rem;color:var(--text-muted)}.recent-post-excerpt{font-size:0.875rem;color:var(--text-muted);line-height:1.6;flex:1}
/* ── Skills grid (2.1) ── */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.5rem}.skills-category{background:var(--bg-card-hover);border-radius:10px;padding:1.25rem;border:1px solid var(--border)}.skills-cat-title{color:var(--accent);font-size:0.8rem;text-transform:uppercase;letter-spacing:0.1em;margin-bottom:1rem}.skill-item{margin-bottom:0.9rem}.skill-header{display:flex;align-items:center;gap:0.5rem;margin-bottom:0.3rem}.skill-name{flex:1;font-size:0.9rem;color:var(--text-primary)}.skill-pct{font-size:0.75rem;color:var(--text-muted)}.skill-bar{height:5px;background:var(--border);border-radius:3px}.skill-bar-fill{height:100%;background:var(--accent);border-radius:3px;transition:width 0.6s ease}
/* ── CTA Banner (3.3) ── */
.profile-cta{background:linear-gradient(135deg,rgba(0,255,157,0.08),rgba(0,204,122,0.04));border:1px solid rgba(0,255,157,0.3);border-radius:16px;padding:2.5rem;text-align:center;margin-top:2rem}.profile-cta-inner{display:flex;flex-direction:column;align-items:center;gap:1rem}.cta-icon{color:var(--accent)}.cta-text{font-size:1.1rem;color:var(--text-primary);font-weight:600;margin:0}.cta-btn{background:var(--accent);color:#0d1117;font-weight:700;padding:0.6rem 2rem;border-radius:8px;text-decoration:none;display:inline-block;transition:background 0.2s}.cta-btn:hover{background:var(--accent-dim);color:#0d1117}
/* ── Footer social links (4.3) ── */
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-links{display:flex;gap:1.25rem}.footer-links a{color:var(--text-muted);font-size:1.25rem;transition:color 0.2s;text-decoration:none}.footer-links a:hover{color:var(--accent)}.footer-copy{color:var(--text-muted);margin:0}