/* ===== DESIGN TOKENS ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1526;
  --bg-card: rgba(15,21,38,0.8);
  --color-primary: #00d4ff;
  --color-secondary: #7b2fff;
  --color-accent: #00ff88;
  --color-warn: #ff6b35;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(0,212,255,0.15);
  --glow: 0 0 30px rgba(0,212,255,0.25);
  --glow-purple: 0 0 30px rgba(123,47,255,0.3);
  --gradient: linear-gradient(135deg,#00d4ff,#7b2fff);
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --nav-h: 72px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden;line-height:1.6}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* ===== PARTICLE CANVAS ===== */
#particle-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--bg-primary)}
::-webkit-scrollbar-thumb{background:var(--color-secondary);border-radius:3px}

/* ===== UTILITY ===== */
.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section{position:relative;z-index:1;padding:100px 0}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-header{text-align:center;margin-bottom:64px}
.section-tag{display:inline-block;font-size:0.75rem;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--color-primary);background:rgba(0,212,255,0.1);border:1px solid rgba(0,212,255,0.2);padding:6px 16px;border-radius:100px;margin-bottom:16px}
.section-title{font-family:'Space Grotesk',sans-serif;font-size:clamp(2rem,4vw,2.75rem);font-weight:700;line-height:1.2;margin-bottom:16px}
.section-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:100px;font-weight:600;font-size:0.95rem;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(0,212,255,0.45)}
.btn-outline{border:1.5px solid var(--color-primary);color:var(--color-primary)}
.btn-outline:hover{background:rgba(0,212,255,0.1);transform:translateY(-2px)}
.btn-ghost{color:var(--text-secondary);border:1.5px solid var(--border)}
.btn-ghost:hover{color:var(--text-primary);border-color:var(--color-primary);transform:translateY(-2px)}
.btn-sm{padding:8px 20px;font-size:0.85rem}

/* ===== GLASS CARD ===== */
.glass-card{background:var(--bg-card);backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.glass-card:hover{border-color:rgba(0,212,255,0.3);box-shadow:var(--glow)}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);transition:var(--transition)}
.navbar.scrolled{background:rgba(10,14,26,0.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-container{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:0 24px;height:100%}
.nav-logo{font-family:'Space Grotesk',sans-serif;font-size:1.5rem;font-weight:700;color:var(--text-primary)}
.nav-logo .logo-accent{color:var(--color-primary)}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-link{padding:8px 16px;border-radius:100px;font-size:0.9rem;font-weight:500;color:var(--text-secondary);transition:var(--transition)}
.nav-link:hover,.nav-link.active{color:var(--color-primary);background:rgba(0,212,255,0.08)}
.nav-actions{display:flex;align-items:center;gap:12px}
.btn-admin{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-muted);border:1px solid var(--border);font-size:1rem;transition:var(--transition)}
.btn-admin:hover{color:var(--color-primary);border-color:var(--color-primary)}
.hamburger{display:none;flex-direction:column;gap:5px;width:30px;padding:4px}
.hamburger span{display:block;height:2px;background:var(--text-primary);border-radius:2px;transition:var(--transition)}

/* ===== HERO ===== */
.hero-section{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:48px;max-width:1200px;margin:0 auto;padding:calc(var(--nav-h) + 40px) 24px 80px;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--color-accent);background:rgba(0,255,136,0.08);border:1px solid rgba(0,255,136,0.2);padding:8px 18px;border-radius:100px;margin-bottom:24px}
.badge-dot{width:8px;height:8px;background:var(--color-accent);border-radius:50%;animation:blink 1.5s infinite}
.hero-title{font-family:'Space Grotesk',sans-serif;font-size:clamp(2.4rem,5vw,3.6rem);font-weight:700;line-height:1.15;margin-bottom:20px}
.typewriter-cursor{animation:blink 0.8s infinite;color:var(--color-primary)}
.hero-description{font-size:1.1rem;color:var(--text-secondary);line-height:1.7;margin-bottom:36px;max-width:500px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px}
.hero-stats{display:flex;align-items:center;gap:32px}
.stat-item{text-align:center}
.stat-value{display:block;font-family:'Space Grotesk',sans-serif;font-size:1.75rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:0.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.08em}
.stat-divider{width:1px;height:40px;background:var(--border)}
.hero-visual{display:flex;align-items:center;justify-content:center;position:relative}
.hero-avatar-wrapper{position:relative;width:340px;height:340px}
.avatar-orbit{position:absolute;inset:-30px;border:1px dashed var(--border);border-radius:50%;animation:spin 12s linear infinite}
.orbit-2{inset:-60px;animation-duration:20s;animation-direction:reverse}
.orbit-dot{position:absolute;top:50%;left:-4px;width:8px;height:8px;background:var(--color-primary);border-radius:50%;box-shadow:var(--glow);transform:translateY(-50%)}
.avatar-circle{position:absolute;inset:0;border-radius:50%;overflow:hidden;border:3px solid transparent;background:linear-gradient(var(--bg-primary),var(--bg-primary)) padding-box,var(--gradient) border-box}
.hero-avatar{width:100%;height:100%;object-fit:cover}
.avatar-initials{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-size:4rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.tech-pill{position:absolute;display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:100px;font-size:0.8rem;font-weight:600;background:var(--bg-card);backdrop-filter:blur(12px);border:1px solid var(--border);white-space:nowrap;animation:float 3s ease-in-out infinite}
.pill-1{top:10%;right:-40px;animation-delay:0s}
.pill-2{bottom:20%;right:-30px;animation-delay:0.7s}
.pill-3{top:35%;left:-50px;animation-delay:1.4s}
.pill-4{bottom:10%;left:-20px;animation-delay:2.1s}
.hero-scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-muted);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;animation:float 2s ease-in-out infinite}
.scroll-mouse{width:22px;height:34px;border:2px solid var(--border);border-radius:12px;display:flex;justify-content:center;padding-top:6px}
.scroll-wheel{width:4px;height:8px;background:var(--color-primary);border-radius:2px;animation:scrollWheel 1.5s ease infinite}

/* ===== ABOUT ===== */
.about-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:center}
.about-image-wrap{position:relative}
.about-image-wrap img{border-radius:var(--radius);width:100%;object-fit:cover;filter:saturate(1.1)}
.about-image-badge{position:absolute;bottom:-20px;right:-20px;background:var(--gradient);color:#fff;padding:16px 24px;border-radius:var(--radius-sm);font-family:'Space Grotesk',sans-serif}
.about-image-badge .badge-num{display:block;font-size:1.75rem;font-weight:700}
.about-image-badge .badge-text{font-size:0.8rem;opacity:0.9}
.about-text .bio{font-size:1.05rem;color:var(--text-secondary);line-height:1.8;margin-bottom:24px}
.about-highlights{display:flex;flex-direction:column;gap:12px;margin-bottom:32px}
.highlight-item{display:flex;align-items:center;gap:12px;font-size:0.95rem;color:var(--text-secondary)}
.highlight-item::before{content:'▹';color:var(--color-primary);flex-shrink:0}
.skills-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:32px}
.skill-bar{background:var(--bg-secondary);border-radius:var(--radius-sm);padding:14px;border:1px solid var(--border)}
.skill-bar-header{display:flex;justify-content:space-between;font-size:0.85rem;font-weight:600;margin-bottom:8px}
.skill-bar-header span:last-child{color:var(--color-primary)}
.skill-track{height:4px;background:rgba(255,255,255,0.08);border-radius:2px;overflow:hidden}
.skill-fill{height:100%;background:var(--gradient);border-radius:2px;width:0;transition:width 1.2s cubic-bezier(0.4,0,0.2,1)}

/* ===== PROJECTS ===== */
.projects-filter{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:40px}
.filter-btn{padding:8px 20px;border-radius:100px;font-size:0.85rem;font-weight:600;border:1.5px solid var(--border);color:var(--text-secondary);background:transparent;transition:var(--transition)}
.filter-btn.active,.filter-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background:rgba(0,212,255,0.08)}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px}
.project-card{border-radius:var(--radius);overflow:hidden;background:var(--bg-card);border:1px solid var(--border);transition:var(--transition);display:flex;flex-direction:column}
.project-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,0.3);box-shadow:var(--glow)}
.project-thumb{height:200px;overflow:hidden;position:relative;background:linear-gradient(135deg,var(--bg-secondary),rgba(123,47,255,0.2))}
.project-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s}
.project-card:hover .project-thumb img{transform:scale(1.05)}
.project-thumb-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:3rem}
.project-featured-badge{position:absolute;top:12px;left:12px;background:var(--gradient);color:#fff;font-size:0.7rem;font-weight:700;padding:4px 10px;border-radius:100px;letter-spacing:0.05em}
.project-body{padding:24px;flex:1;display:flex;flex-direction:column}
.project-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.project-tag{font-size:0.72rem;font-weight:600;color:var(--color-secondary);background:rgba(123,47,255,0.1);padding:3px 10px;border-radius:100px;border:1px solid rgba(123,47,255,0.2)}
.project-title{font-family:'Space Grotesk',sans-serif;font-size:1.15rem;font-weight:700;margin-bottom:10px}
.project-desc{font-size:0.9rem;color:var(--text-secondary);line-height:1.6;flex:1;margin-bottom:20px}
.project-links{display:flex;gap:8px}
.project-link{display:inline-flex;align-items:center;gap:6px;font-size:0.82rem;font-weight:600;padding:7px 16px;border-radius:100px;transition:var(--transition)}
.project-link.live{background:var(--gradient);color:#fff}
.project-link.github{border:1.5px solid var(--border);color:var(--text-secondary)}
.project-link.github:hover{border-color:var(--color-primary);color:var(--color-primary)}

/* ===== BLOG ===== */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;margin-bottom:40px}
.blog-card{border-radius:var(--radius);overflow:hidden;background:var(--bg-card);border:1px solid var(--border);transition:var(--transition);cursor:pointer}
.blog-card:hover{transform:translateY(-4px);border-color:rgba(0,212,255,0.3);box-shadow:var(--glow)}
.blog-thumb{height:180px;overflow:hidden;background:linear-gradient(135deg,rgba(0,212,255,0.1),rgba(123,47,255,0.2))}
.blog-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s}
.blog-card:hover .blog-thumb img{transform:scale(1.05)}
.blog-thumb-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:2.5rem}
.blog-body{padding:20px}
.blog-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:0.8rem;color:var(--text-muted)}
.blog-category{color:var(--color-primary);font-weight:600}
.blog-title{font-family:'Space Grotesk',sans-serif;font-size:1.05rem;font-weight:700;margin-bottom:8px;line-height:1.3}
.blog-excerpt{font-size:0.88rem;color:var(--text-secondary);line-height:1.6;margin-bottom:16px}
.blog-footer{display:flex;align-items:center;justify-content:space-between}
.blog-tags{display:flex;gap:6px;flex-wrap:wrap}
.blog-tag{font-size:0.7rem;padding:3px 8px;border-radius:100px;background:rgba(0,212,255,0.08);color:var(--color-primary);border:1px solid rgba(0,212,255,0.15)}
.blog-read-more{font-size:0.82rem;font-weight:600;color:var(--color-primary);display:flex;align-items:center;gap:4px;transition:var(--transition)}
.blog-read-more:hover{gap:8px}
.blog-cta{text-align:center;margin-top:8px}

/* ===== GALLERY PREVIEW ===== */
.gallery-preview-grid{columns:4;gap:12px;margin-bottom:40px}
.gallery-preview-item{break-inside:avoid;margin-bottom:12px;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;position:relative}
.gallery-preview-item img{width:100%;display:block;transition:transform 0.4s}
.gallery-preview-item:hover img{transform:scale(1.05)}
.gallery-preview-item .gallery-overlay{position:absolute;inset:0;background:rgba(0,212,255,0.15);opacity:0;transition:var(--transition);display:flex;align-items:center;justify-content:center;font-size:1.5rem}
.gallery-preview-item:hover .gallery-overlay{opacity:1}
.gallery-preview-placeholder{width:100%;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg-secondary),rgba(123,47,255,0.15));color:var(--text-muted);font-size:2rem}
.gallery-cta{text-align:center}

/* ===== CONTACT ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:64px;align-items:start}
.contact-info h3{font-family:'Space Grotesk',sans-serif;font-size:1.5rem;font-weight:700;margin-bottom:12px}
.contact-info p{color:var(--text-secondary);line-height:1.7;margin-bottom:32px}
.contact-details{display:flex;flex-direction:column;gap:16px;margin-bottom:32px}
.contact-detail{display:flex;align-items:center;gap:16px}
.contact-icon{width:44px;height:44px;border-radius:12px;background:rgba(0,212,255,0.08);border:1px solid rgba(0,212,255,0.15);display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.contact-detail-text span{display:block;font-size:0.75rem;color:var(--text-muted);margin-bottom:2px;text-transform:uppercase;letter-spacing:0.08em}
.contact-detail-text a,.contact-detail-text p{font-size:0.95rem;color:var(--text-primary);font-weight:500}
.social-links{display:flex;gap:12px}
.social-link{width:40px;height:40px;border-radius:10px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:1rem;transition:var(--transition)}
.social-link:hover{border-color:var(--color-primary);color:var(--color-primary);background:rgba(0,212,255,0.08);transform:translateY(-2px)}
.contact-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:36px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:0.82rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px;text-transform:uppercase;letter-spacing:0.06em}
.form-input,.form-textarea{width:100%;background:rgba(255,255,255,0.04);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;font-family:'Inter',sans-serif;font-size:0.95rem;color:var(--text-primary);transition:var(--transition);outline:none}
.form-input:focus,.form-textarea:focus{border-color:var(--color-primary);background:rgba(0,212,255,0.04);box-shadow:0 0 0 3px rgba(0,212,255,0.1)}
.form-textarea{resize:vertical;min-height:130px}
.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}
.form-submit{width:100%}
#form-status{margin-top:12px;text-align:center;font-size:0.9rem;min-height:20px}
#form-status.success{color:var(--color-accent)}
#form-status.error{color:var(--color-warn)}

/* ===== FOOTER ===== */
.footer{position:relative;z-index:1;background:var(--bg-secondary);border-top:1px solid var(--border);padding:48px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;margin-bottom:40px}
.footer-brand .nav-logo{display:inline-block;margin-bottom:12px;font-size:1.3rem}
.footer-brand p{font-size:0.9rem;color:var(--text-secondary);line-height:1.7;max-width:280px}
.footer-col h4{font-family:'Space Grotesk',sans-serif;font-weight:600;margin-bottom:16px;font-size:0.9rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-primary)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:0.9rem;color:var(--text-secondary);transition:var(--transition)}
.footer-links a:hover{color:var(--color-primary);padding-left:4px}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:gap}
.footer-copyright{font-size:0.85rem;color:var(--text-muted)}
.visitor-counter{display:flex;align-items:center;gap:24px}
.visitor-stat{display:flex;align-items:center;gap:8px;font-size:0.82rem;color:var(--text-muted)}
.visitor-stat .v-icon{font-size:0.9rem}
.visitor-stat .v-num{font-weight:700;color:var(--color-primary)}

/* ===== TOAST ===== */
.toast{position:fixed;bottom:24px;right:24px;z-index:9999;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:14px 20px;display:flex;align-items:center;gap:12px;font-size:0.9rem;transform:translateY(80px);opacity:0;transition:var(--transition);max-width:340px;box-shadow:var(--shadow)}
.toast.show{transform:translateY(0);opacity:1}
.toast.success{border-color:var(--color-accent)}
.toast.error{border-color:var(--color-warn)}

/* ===== LIGHTBOX ===== */
.lightbox{position:fixed;inset:0;z-index:9000;background:rgba(0,0,0,0.92);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s}
.lightbox.open{opacity:1;pointer-events:all}
.lightbox-img{max-width:90vw;max-height:80vh;border-radius:var(--radius-sm);object-fit:contain}
.lightbox-caption{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);color:#fff;font-size:0.95rem;background:rgba(0,0,0,0.6);padding:8px 20px;border-radius:100px;white-space:nowrap}
.lightbox-close{position:absolute;top:20px;right:24px;color:#fff;font-size:2rem;cursor:pointer;opacity:0.7;transition:var(--transition)}
.lightbox-close:hover{opacity:1;transform:scale(1.1)}
.lightbox-prev,.lightbox-next{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:2rem;cursor:pointer;opacity:0.7;transition:var(--transition);padding:16px}
.lightbox-prev{left:16px}
.lightbox-next{right:16px}
.lightbox-prev:hover,.lightbox-next:hover{opacity:1}

/* ===== REVEAL ANIMATIONS ===== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity 0.7s,transform 0.7s}
.reveal.visible{opacity:1;transform:none}