/* ===== ROOT & DESIGN TOKENS ===== */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(255,255,255,0.03);
    --glass: rgba(255,255,255,0.05);
    --glass-border: rgba(255,255,255,0.08);
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --accent: #a855f7;
    --accent2: #06b6d4;
    --accent3: #f97316;
    --gradient: linear-gradient(135deg, #a855f7, #06b6d4);
    --gradient2: linear-gradient(135deg, #f97316, #a855f7);
    --shadow: 0 8px 32px rgba(0,0,0,0.4);
    --radius: 16px;
    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
    --font: 'Inter', system-ui, sans-serif;
    --font-heading: 'Orbitron', sans-serif;
    --font-mono: 'Fira Code', monospace;
    --neon-purple: #bc13fe;
    --neon-blue: #00f3ff;
}

/* ===== RESET ===== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:80px; }
body { font-family:var(--font); background:var(--bg-primary); color:var(--text-primary); line-height:1.7; overflow-x:hidden; cursor:none; }
a { text-decoration:none; color:inherit; cursor:none; }
button, input, textarea { cursor:none; font-family:var(--font); }
img { max-width:100%; display:block; }
ul { list-style:none; }

/* ===== CUSTOM CURSOR ===== */
.cursor { position:fixed; width:8px; height:8px; background:var(--accent); border-radius:50%; pointer-events:none; z-index:10000; transform:translate(-50%,-50%); transition:transform 0.1s; mix-blend-mode:difference; }
.cursor-follower { position:fixed; width:36px; height:36px; border:2px solid var(--accent2); border-radius:50%; pointer-events:none; z-index:9999; transform:translate(-50%,-50%); transition:transform 0.15s ease-out, width 0.3s, height 0.3s, border-color 0.3s; }
.cursor-follower.hover { width:56px; height:56px; border-color:var(--accent); }

/* ===== PARTICLES ===== */
#particles { 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(--accent); border-radius:3px; }

/* ===== CONTAINER ===== */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { position:relative; padding:100px 0; z-index:1; }

/* ===== SECTION TITLE ===== */
.section-title { font-family: var(--font-heading); font-size:clamp(1.8rem,4vw,2.5rem); font-weight:700; margin-bottom:60px; text-align:center; text-transform: uppercase; letter-spacing: 4px; color: var(--text-primary); }
.title-number { font-family:var(--font-mono); color:var(--accent); font-size:0.8em; margin-right:8px; opacity: 0.7; }

/* ===== NAVBAR ===== */
.navbar { position:fixed; top:0; left:0; width:100%; padding:16px 40px; display:flex; align-items:center; justify-content:space-between; z-index:1000; transition:var(--transition); backdrop-filter:blur(0px); }
.navbar.scrolled { background:rgba(10,10,15,0.85); backdrop-filter:blur(20px); border-bottom:1px solid var(--glass-border); padding:10px 40px; }
.nav-logo { display: flex; align-items: center; gap: 12px; font-size: 1.1rem; font-weight: 700; font-family: var(--font-heading); text-transform: uppercase; letter-spacing: 2px; }
.logo-box { width: 42px; height: 42px; background: var(--bg-primary); border: 2px solid var(--accent); color: var(--accent); border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%); box-shadow: 0 0 15px var(--accent); position: relative; overflow: hidden; }
.logo-box::after { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent); transform: rotate(45deg); animation: scan 3s infinite linear; }
@keyframes scan { from { transform: rotate(45deg) translateY(-100%); } to { transform: rotate(45deg) translateY(100%); } }
.logo-text { color: var(--text-primary); }
.logo-last { color: var(--accent); text-shadow: 0 0 10px var(--accent); }
.nav-menu { display:flex; align-items:center; gap:28px; }
.nav-link { font-size:0.9rem; font-weight:500; color:var(--text-secondary); position:relative; transition:var(--transition); }
.nav-link::after { content:''; position:absolute; bottom:-4px; left:0; width:0; height:2px; background:var(--gradient); transition:var(--transition); }
.nav-link:hover, .nav-link.active { color:var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { width:100%; }
.nav-btn-resume { padding:8px 20px; border:1px solid var(--accent); color:var(--accent); border-radius:8px; font-size:0.85rem; font-weight:600; transition:var(--transition); }
.nav-btn-resume:hover { background:var(--accent); color:var(--bg-primary); }
.nav-btn-resume i { margin-left:4px; font-size:0.75rem; }
.nav-toggle { display:none; flex-direction:column; gap:5px; background:none; border:none; padding:4px; }
.nav-toggle span { display:block; width:24px; height:2px; background:var(--text-primary); transition:var(--transition); }

/* ===== BUTTONS ===== */
.btn { display:inline-flex; align-items:center; gap:8px; padding:14px 32px; border-radius:4px; font-weight:600; font-size:0.95rem; transition:var(--transition); border:none; text-transform: uppercase; letter-spacing: 1px; font-family: var(--font-heading); }
.btn-primary { background: var(--gradient); border: none; color:#fff; box-shadow: 0 4px 20px rgba(168,85,247,0.3); position: relative; overflow: hidden; }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 8px 30px rgba(168,85,247,0.5); background: var(--gradient); }
.btn-outline { border:1px solid var(--glass-border); color:var(--text-primary); background:rgba(255,255,255,0.02); backdrop-filter:blur(10px); }
.btn-outline:hover { border-color:var(--accent); background:rgba(168,85,247,0.1); transform: translateY(-3px); }
.btn-large { padding:18px 40px; font-size:1.05rem; }
.btn-full { width:100%; justify-content:center; }

/* ===== HERO ===== */
.hero { min-height:100vh; display:flex; align-items:center; justify-content:center; padding:120px 24px 60px; position:relative; z-index:1; gap: 60px; }
.hero-content { max-width:700px; text-align: left; align-items: flex-start; }
.hero-greeting { font-size:1.1rem; color:var(--accent); font-weight:600; font-family:var(--font-mono); margin-bottom:16px; letter-spacing:4px; text-transform:uppercase; text-shadow: 0 0 10px rgba(168,85,247,0.5); }
.hero-name { font-family: var(--font-heading); font-size:clamp(3.5rem,10vw,7rem); font-weight:800; background:var(--gradient); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; line-height:1; margin-bottom:20px; letter-spacing: -3px; text-transform: uppercase; filter: drop-shadow(0 0 15px rgba(168,85,247,0.3)); }
.hero-role { font-family: var(--font-heading); font-size:clamp(1.1rem,2.5vw,1.6rem); color:var(--text-secondary); margin-bottom:24px; display:flex; align-items:center; gap:8px; text-transform: uppercase; letter-spacing: 2px; }
.typing-prefix { color:var(--text-secondary); }
.typing-text { color:var(--accent2); font-weight:600; }
.typing-cursor { color:var(--accent); animation:blink 1s infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-description { color:var(--text-secondary); font-size:1.15rem; margin-bottom:40px; max-width:650px; line-height:1.8; }
.hero-cta { display:flex; gap:20px; margin-bottom:40px; flex-wrap:wrap; }
.hero-socials { display:flex; gap:16px; }
.social-icon { width:44px; height:44px; display:flex; align-items:center; justify-content:center; border:1px solid var(--glass-border); border-radius:12px; font-size:1.1rem; color:var(--text-secondary); transition:var(--transition); background:var(--glass); }
.social-icon:hover { color:var(--accent); border-color:var(--accent); transform:translateY(-3px); box-shadow:0 8px 20px rgba(168,85,247,0.2); }

/* Hero Visual */
.hero-visual { flex-shrink:0; position: relative; }
.hero-avatar-ring { width:320px; height:320px; border-radius:50%; padding:4px; position: relative; box-shadow: 0 0 30px rgba(168, 85, 247, 0.3); background: var(--bg-primary); }
.hero-avatar-ring::before { content:''; position:absolute; inset:-4px; border-radius:50%; background:conic-gradient(from 0deg, #a855f7, #06b6d4, #f97316, #a855f7); animation:ring-spin 4s linear infinite; z-index:0; }
@keyframes ring-spin { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
.hero-avatar-ring::after { content:''; position:absolute; inset:0; border-radius:50%; background:var(--bg-primary); z-index:1; }
.hero-avatar { width:100%; height:100%; border-radius:50%; background:var(--bg-primary); overflow: hidden; position: relative; z-index:2; }
.profile-img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: var(--transition); }
.hero-avatar:hover .profile-img { transform: scale(1.1); }

/* Scroll Indicator */
.scroll-indicator { position:absolute; bottom:30px; left:50%; transform:translateX(-50%); display:flex; flex-direction:column; align-items:center; gap:8px; color:var(--text-secondary); font-size:0.75rem; animation:float 2s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(-8px)} }
.mouse { width:24px; height:38px; border:2px solid var(--text-secondary); border-radius:12px; display:flex; justify-content:center; padding-top:6px; }
.wheel { width:3px; height:8px; background:var(--accent); border-radius:2px; animation:scroll-wheel 1.5s infinite; }
@keyframes scroll-wheel { 0%{opacity:1;transform:translateY(0)} 100%{opacity:0;transform:translateY(10px)} }

/* ===== ABOUT ===== */
.about-grid { display:grid; grid-template-columns:1.3fr 0.7fr; gap:60px; align-items:center; }
.about-text p { color:var(--text-secondary); margin-bottom:16px; }
.about-text strong { color:var(--accent); }
.about-stats { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:32px; }
.stat-card { background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); padding:20px; text-align:center; backdrop-filter:blur(10px); transition:var(--transition); }
.stat-card:hover { border-color:var(--accent); transform:translateY(-4px); }
.stat-number { font-size:2rem; font-weight:800; background:var(--gradient); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.stat-plus { font-size:1.5rem; font-weight:700; color:var(--accent2); }
.stat-label { display:block; font-size:0.8rem; color:var(--text-secondary); margin-top:4px; }
.about-image { display:flex; justify-content:center; position: relative; z-index: 1; padding: 20px; }
.image-frame { width:280px; height:340px; border-radius:var(--radius); position: relative; transition:var(--transition); }
.image-frame::after { content: ''; position: absolute; inset: 20px -20px -20px 20px; border: 2px solid var(--accent); border-radius: var(--radius); z-index: -1; transition: var(--transition); }
.image-frame:hover { transform: translateY(-5px); }
.image-frame:hover::after { inset: 10px -10px -10px 10px; background: rgba(168, 85, 247, 0.05); }
.about-profile-img { width: 100%; height: 100%; object-fit: cover; object-position: top center; border-radius: var(--radius); box-shadow: var(--shadow); position: relative; z-index: 2; }

/* ===== SKILLS ===== */
.skills-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:24px; }
.skill-card { background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); padding:28px; backdrop-filter:blur(10px); transition:var(--transition); text-align:center; }
.skill-card:hover { border-color:var(--accent); transform:translateY(-6px); box-shadow:0 12px 40px rgba(168,85,247,0.15); }
.skill-icon { font-size:2.5rem; margin-bottom:12px; background:var(--gradient); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.skill-card h3 { font-size:1rem; font-weight:600; margin-bottom:16px; }
.skill-bar { width:100%; height:6px; background:rgba(255,255,255,0.08); border-radius:3px; overflow:hidden; margin-bottom:8px; }
.skill-progress { height:100%; width:0; background:var(--gradient); border-radius:3px; transition:width 1.5s cubic-bezier(0.4,0,0.2,1); }
.skill-percent { font-size:0.8rem; color:var(--accent2); font-weight:600; font-family:var(--font-mono); }

/* ===== PROJECTS ===== */
.project-filters { display:flex; justify-content:center; gap:12px; margin-bottom:40px; flex-wrap:wrap; }
.filter-btn { padding:8px 24px; border:1px solid var(--glass-border); border-radius:30px; background:var(--glass); color:var(--text-secondary); font-size:0.85rem; font-weight:500; transition:var(--transition); cursor:pointer; }
.filter-btn:hover, .filter-btn.active { background:var(--accent); color:#fff; border-color:var(--accent); }
.projects-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(340px,1fr)); gap:28px; min-height: 400px; }
.loading-state, .error-msg { grid-column: 1/-1; text-align: center; padding: 100px 0; color: var(--text-secondary); }
.loading-state i { font-size: 3rem; margin-bottom: 20px; color: var(--accent); display: block; }
.project-card { background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); overflow:hidden; transition:var(--transition); display: block; }
.project-card.hidden { display:none; }
.project-card:hover { transform:translateY(-8px); border-color:var(--accent); box-shadow:0 20px 50px rgba(168,85,247,0.12); }
.project-image { height:200px; background:var(--bg-secondary); overflow:hidden; }
.project-img-placeholder { width:100%; height:100%; display:flex; align-items:center; justify-content:center; font-size:3.5rem; background:linear-gradient(135deg,rgba(168,85,247,0.1),rgba(6,182,212,0.1)); color:var(--accent); transition:var(--transition); }
.project-card:hover .project-img-placeholder { transform:scale(1.1); }
.project-info { padding:24px; }
.project-tag { font-size:0.75rem; color:var(--accent2); font-weight:600; font-family:var(--font-mono); text-transform:uppercase; letter-spacing:1px; }
.project-info h3 { font-size:1.3rem; font-weight:700; margin:8px 0; }
.project-info p { font-size:0.9rem; color:var(--text-secondary); margin-bottom:16px; }
.project-links { display:flex; gap:16px; }
.project-link { display:flex; align-items:center; gap:6px; font-size:0.85rem; color:var(--text-secondary); transition:var(--transition); }
.project-link:hover { color:var(--accent); }

/* ===== CERTIFICATIONS ===== */
.cert-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }
.cert-card { background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); padding:32px; text-align:center; backdrop-filter:blur(10px); transition:var(--transition); position:relative; overflow:hidden; }
.cert-card::before { content:''; position:absolute; top:0; left:0; width:100%; height:3px; background:var(--gradient); }
.cert-card:hover { transform:translateY(-6px); border-color:var(--accent); }
.cert-icon { font-size:2.5rem; color:var(--accent3); margin-bottom:16px; }
.cert-card h3 { font-size:1.05rem; font-weight:700; margin-bottom:8px; }
.cert-card p { font-size:0.85rem; color:var(--text-secondary); margin-bottom:12px; }
.cert-date { font-size:0.8rem; color:var(--accent2); font-family:var(--font-mono); font-weight:600; }

/* ===== GITHUB STATS ===== */
.github-grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.github-card { background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); padding:24px; text-align:center; backdrop-filter:blur(10px); overflow:hidden; transition:var(--transition); }
.github-card:hover { border-color:var(--accent); }
.github-card img { width:100%; height:auto; border-radius:8px; }
.github-card.full-width { grid-column:1/-1; }

/* ===== RESUME ===== */
.resume-cta { display:flex; align-items:center; justify-content:space-between; background:var(--glass); border:1px solid var(--glass-border); border-radius:var(--radius); padding:48px; backdrop-filter:blur(10px); flex-wrap:wrap; gap:24px; }
.resume-text h2 { font-size:1.8rem; font-weight:800; background:var(--gradient); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.resume-text p { color:var(--text-secondary); margin-top:8px; }

/* ===== CONTACT ===== */
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start; }
.contact-info p { color:var(--text-secondary); margin-bottom:32px; font-size:1.05rem; }
.contact-details { display:flex; flex-direction:column; gap:16px; margin-bottom:32px; }
.contact-item { display:flex; align-items:center; gap:12px; color:var(--text-secondary); }
.contact-item i { color:var(--accent); font-size:1.1rem; width:20px; }
.contact-socials { display:flex; gap:12px; }
.contact-form { display:flex; flex-direction:column; gap:20px; }
.form-group { position:relative; }
.form-group input, .form-group textarea { width:100%; padding:16px 20px; background:var(--glass); border:1px solid var(--glass-border); border-radius:12px; color:var(--text-primary); font-size:0.95rem; transition:var(--transition); outline:none; backdrop-filter:blur(10px); resize:vertical; }
.form-group input:focus, .form-group textarea:focus { border-color:var(--accent); box-shadow:0 0 20px rgba(168,85,247,0.15); }
.form-group label { position:absolute; left:20px; top:16px; color:var(--text-secondary); font-size:0.9rem; transition:var(--transition); pointer-events:none; }
.form-group input:focus~label, .form-group input:not(:placeholder-shown)~label,
.form-group textarea:focus~label, .form-group textarea:not(:placeholder-shown)~label {
    top:-10px; left:12px; font-size:0.75rem; color:var(--accent); background:var(--bg-primary); padding:0 8px;
}

/* ===== FOOTER ===== */
.footer { padding:40px 0 20px; border-top:1px solid var(--glass-border); position:relative; z-index:1; }
.footer-content { display:flex; align-items:center; justify-content:space-between; margin-bottom:24px; flex-wrap:wrap; gap:16px; }
.footer-logo { display: flex; align-items: center; gap: 12px; font-size: 1rem; font-weight: 700; font-family: var(--font-heading); text-transform: uppercase; letter-spacing: 1px; }
.footer-links { display:flex; gap:24px; }
.footer-links a { color:var(--text-secondary); font-size:0.9rem; transition:var(--transition); }
.footer-links a:hover { color:var(--accent); }
.footer-socials { display:flex; gap:12px; }
.footer-socials a { color:var(--text-secondary); font-size:1.1rem; transition:var(--transition); }
.footer-socials a:hover { color:var(--accent); transform:translateY(-2px); }
.footer-bottom { text-align:center; padding-top:20px; border-top:1px solid var(--glass-border); color:var(--text-secondary); font-size:0.85rem; }
.footer-bottom i { color:var(--accent); }

/* ===== SCROLL REVEAL ===== */
.reveal { opacity:0; transform:translateY(30px); transition:opacity 0.8s ease, transform 0.8s ease; }
.reveal.active { opacity:1; transform:translateY(0); }

/* ===== RESPONSIVE ===== */
@media(max-width:1024px) {
    .hero { flex-direction:column; text-align:center; padding:120px 24px 60px; }
    .hero-content { display:flex; flex-direction:column; align-items:center; }
    .hero-description { text-align:center; }
    .hero-avatar-ring { width:240px; height:240px; }
    .about-grid { grid-template-columns:1fr; }
    .about-image { order:-1; }
    .contact-grid { grid-template-columns:1fr; }
}
@media(max-width:768px) {
    .nav-menu { position:fixed; top:0; right:-100%; width:280px; height:100vh; background:rgba(10,10,15,0.98); backdrop-filter:blur(20px); flex-direction:column; justify-content:center; gap:24px; padding:40px; transition:var(--transition); }
    .nav-menu.open { right:0; }
    .nav-toggle { display:flex; z-index:1001; }
    .nav-toggle.active span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
    .nav-toggle.active span:nth-child(2) { opacity:0; }
    .nav-toggle.active span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }
    .projects-grid { grid-template-columns:1fr; }
    .github-grid { grid-template-columns:1fr; }
    .resume-cta { flex-direction:column; text-align:center; }
    .about-stats { grid-template-columns:repeat(3,1fr); }
    .hero-avatar-ring { width:200px; height:200px; }
    .section { padding:70px 0; }
    body { cursor:auto; }
    .cursor, .cursor-follower { display:none; }
}
@media(max-width:480px) {
    .navbar { padding:12px 16px; }
    .hero { padding:100px 16px 40px; }
    .hero-name { font-size:2.2rem; }
    .hero-cta { flex-direction:column; width:100%; }
    .btn { width:100%; justify-content:center; }
    .about-stats { grid-template-columns:1fr; }
    .skills-grid { grid-template-columns:1fr; }
    .footer-content { flex-direction:column; text-align:center; }
}