/* ===== RESET & ROOT ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0c0c0e;--bg2:#131316;--bg3:#1a1a1f;--bg4:#212128;
  --border:#2a2a35;--border2:#353545;
  --text:#f0efe8;--text2:#a8a79f;--text3:#6a6a75;
  --accent:#7c6fff;--accent2:#a594ff;--accent3:#c8bfff;
  --green:#3ecf8e;--amber:#f59e0b;--coral:#f87060;
  --card-r:14px;
  --font-s:'DM Sans',sans-serif;
  --font-d:'DM Serif Display',serif;
  --font-m:'JetBrains Mono',monospace;
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-s);font-size:15px;line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}

/* ===== NAV ===== */
nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 2.5rem;height:56px;background:rgba(12,12,14,0.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-logo{font-family:var(--font-m);font-size:13px;color:var(--accent3);letter-spacing:0.04em;text-decoration:none}
.nav-links{display:flex;gap:0;list-style:none}
.nav-links a{display:block;padding:0 1rem;height:56px;line-height:56px;font-size:13px;font-weight:500;color:var(--text2);text-decoration:none;transition:color .2s;letter-spacing:0.02em;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a.active::after{content:'';position:absolute;bottom:0;left:1rem;right:1rem;height:2px;background:var(--accent);border-radius:2px 2px 0 0}
.nav-cta{background:var(--accent);color:#fff;padding:7px 18px;border-radius:8px;font-size:13px;font-weight:500;text-decoration:none;transition:opacity .2s}
.nav-cta:hover{opacity:.85}
.nav-hamburger{display:none;background:none;border:none;color:var(--text2);font-size:20px;cursor:pointer;padding:0 0 0 12px}

/* MOBILE MENU */
.mobile-menu{display:none;flex-direction:column;position:fixed;top:56px;left:0;right:0;background:var(--bg2);border-bottom:1px solid var(--border);z-index:99;padding:1rem 2rem}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:.75rem 0;color:var(--text2);text-decoration:none;font-size:14px;border-bottom:1px solid var(--border)}
.mobile-menu a:last-child{border-bottom:none}

/* ===== PAGE WRAPPER ===== */
section{padding:5rem 2.5rem;max-width:860px;margin:0 auto;width:100%}

/* ===== HERO ===== */
.hero{padding-top:8rem;padding-bottom:4rem;border-bottom:1px solid var(--border)}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-m);font-size:11px;color:var(--accent2);background:rgba(124,111,255,.1);border:1px solid rgba(124,111,255,.25);padding:5px 14px;border-radius:100px;margin-bottom:2rem;letter-spacing:0.04em}
.hero-tag::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--green);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero h1{font-family:var(--font-d);font-size:clamp(2.8rem,6vw,4.2rem);font-weight:400;line-height:1.1;margin-bottom:1rem;letter-spacing:-0.02em}
.hero h1 em{color:var(--accent2);font-style:italic}
.hero-sub{font-size:15px;color:var(--text2);max-width:540px;line-height:1.7;margin-bottom:2rem}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:2.5rem}
.chip{font-family:var(--font-m);font-size:11px;color:var(--text3);border:1px solid var(--border2);padding:4px 12px;border-radius:100px;letter-spacing:0.03em}
.chip.hi{color:var(--accent3);border-color:rgba(124,111,255,.3);background:rgba(124,111,255,.07)}
.hero-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.hero-social{display:flex;gap:16px;margin-top:2.5rem}
.hero-social a{color:var(--text3);font-size:13px;font-family:var(--font-m);text-decoration:none;transition:color .2s}
.hero-social a:hover{color:var(--accent2)}

/* ===== BUTTONS ===== */
.btn-primary{background:var(--accent);color:#fff;padding:10px 24px;border-radius:10px;font-size:14px;font-weight:500;text-decoration:none;transition:transform .15s,opacity .15s;display:inline-block}
.btn-primary:hover{transform:translateY(-1px);opacity:.9}
.btn-ghost{color:var(--text2);border:1px solid var(--border2);padding:10px 24px;border-radius:10px;font-size:14px;text-decoration:none;transition:border-color .2s,color .2s;display:inline-block}
.btn-ghost:hover{border-color:var(--border);color:var(--text)}

/* ===== SECTION HEADER ===== */
.sec-header{display:flex;align-items:baseline;gap:12px;margin-bottom:2.5rem}
.sec-num{font-family:var(--font-m);font-size:11px;color:var(--accent);opacity:.7}
.sec-title{font-family:var(--font-d);font-size:1.9rem;font-weight:400;letter-spacing:-0.01em}
.sec-line{flex:1;height:1px;background:var(--border);margin-left:8px}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero{padding-top:7rem;padding-bottom:3rem;border-bottom:1px solid var(--border)}
.page-hero h1{font-family:var(--font-d);font-size:clamp(2rem,5vw,3rem);font-weight:400;line-height:1.1;margin-bottom:.75rem;letter-spacing:-0.02em}
.page-hero h1 em{color:var(--accent2);font-style:italic}
.page-hero p{color:var(--text2);font-size:15px;max-width:520px;line-height:1.7}

/* ===== SKILLS ===== */
.skills-wrap{display:flex;flex-direction:column;gap:1.5rem}
.skill-row{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start}
.skill-cat{font-family:var(--font-m);font-size:11px;color:var(--text3);min-width:120px;padding-top:6px;letter-spacing:0.04em}
.skill-tags{display:flex;flex-wrap:wrap;gap:6px;flex:1}
.skill-tag{font-size:12px;padding:5px 14px;border-radius:8px;font-weight:500;letter-spacing:0.02em}
.skill-tag.main{background:rgba(124,111,255,.15);color:var(--accent3);border:1px solid rgba(124,111,255,.25)}
.skill-tag.lang{background:rgba(62,207,142,.1);color:#6de8b0;border:1px solid rgba(62,207,142,.2)}
.skill-tag.tool{background:rgba(245,158,11,.1);color:#fcd34d;border:1px solid rgba(245,158,11,.2)}

/* ===== PROJECTS ===== */
.projects-grid{display:grid;gap:1rem}
.proj-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--card-r);padding:1.5rem;position:relative;overflow:hidden;transition:border-color .2s,transform .2s}
.proj-card::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at top left,rgba(124,111,255,.04) 0%,transparent 60%);pointer-events:none}
.proj-card.featured{border-color:rgba(124,111,255,.35);background:linear-gradient(135deg,rgba(124,111,255,.06) 0%,var(--bg2) 50%)}
.proj-card:hover{border-color:var(--border2);transform:translateY(-2px)}
.proj-top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:.75rem}
.proj-name{font-family:var(--font-d);font-size:1.15rem;font-weight:400;color:var(--text)}
.proj-badge{font-family:var(--font-m);font-size:10px;padding:3px 10px;border-radius:100px;background:rgba(124,111,255,.15);color:var(--accent3);border:1px solid rgba(124,111,255,.25);white-space:nowrap}
.proj-desc{font-size:13px;color:var(--text2);line-height:1.7;margin-bottom:1rem}
.proj-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.proj-tech{display:flex;flex-wrap:wrap;gap:5px}
.tech-tag{font-family:var(--font-m);font-size:10px;color:var(--text3);background:var(--bg4);padding:3px 9px;border-radius:6px;border:1px solid var(--border)}
.proj-link{font-family:var(--font-m);font-size:11px;color:var(--accent2);text-decoration:none;display:inline-flex;align-items:center;gap:4px;transition:color .2s}
.proj-link:hover{color:var(--accent3)}
.proj-link::after{content:'↗'}
.proj-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* ===== ABOUT PAGE ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start}
.about-text{color:var(--text2);line-height:1.8;font-size:15px}
.about-text strong{color:var(--text);font-weight:500}
.about-text p+p{margin-top:1rem}
.about-stats{display:grid;gap:1rem}
.stat-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--card-r);padding:1.25rem 1.5rem}
.stat-num{font-family:var(--font-d);font-size:2.2rem;color:var(--accent2);line-height:1}
.stat-label{font-size:12px;color:var(--text3);margin-top:4px;font-family:var(--font-m)}
.timeline{display:flex;flex-direction:column;gap:0}
.timeline-item{display:grid;grid-template-columns:120px 1fr;gap:1.5rem;padding:1.5rem 0;border-bottom:1px solid var(--border)}
.timeline-item:last-child{border-bottom:none}
.timeline-year{font-family:var(--font-m);font-size:11px;color:var(--text3);padding-top:3px}
.timeline-content h3{font-size:14px;font-weight:500;margin-bottom:4px;color:var(--text)}
.timeline-content p{font-size:13px;color:var(--text2);line-height:1.6}

/* ===== CONTACT PAGE ===== */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-info h2{font-family:var(--font-d);font-size:1.8rem;font-weight:400;margin-bottom:1rem}
.contact-info p{color:var(--text2);line-height:1.8;margin-bottom:2rem}
.contact-items{display:flex;flex-direction:column;gap:1rem}
.contact-item{display:flex;align-items:center;gap:12px;padding:1rem 1.25rem;background:var(--bg2);border:1px solid var(--border);border-radius:12px;text-decoration:none;transition:border-color .2s,transform .15s}
.contact-item:hover{border-color:var(--border2);transform:translateY(-1px)}
.contact-item-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.contact-item-icon.email{background:rgba(124,111,255,.15);color:var(--accent2)}
.contact-item-icon.gh{background:rgba(240,239,232,.08);color:var(--text)}
.contact-item-icon.li{background:rgba(10,102,194,.15);color:#7ab5e8}
.contact-item-text{flex:1}
.contact-item-label{font-family:var(--font-m);font-size:10px;color:var(--text3);margin-bottom:2px}
.contact-item-val{font-size:13px;color:var(--text);font-weight:500}
.contact-form{background:var(--bg2);border:1px solid var(--border);border-radius:16px;padding:2rem}
.contact-form h3{font-family:var(--font-d);font-size:1.3rem;font-weight:400;margin-bottom:1.5rem}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-family:var(--font-m);font-size:11px;color:var(--text3);margin-bottom:6px;letter-spacing:0.04em}
.form-group input,.form-group textarea{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text);font-family:var(--font-s);font-size:14px;outline:none;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus{border-color:var(--accent)}
.form-group textarea{resize:vertical;min-height:120px;line-height:1.6}
.form-submit{width:100%;background:var(--accent);color:#fff;border:none;padding:11px 24px;border-radius:10px;font-size:14px;font-weight:500;cursor:pointer;transition:opacity .2s,transform .15s;font-family:var(--font-s)}
.form-submit:hover{opacity:.9;transform:translateY(-1px)}

/* ===== DIVIDERS ===== */
.section-divider{height:1px;background:var(--border);max-width:860px;margin:0 auto}

/* ===== FOOTER ===== */
footer{border-top:1px solid var(--border);padding:1.75rem 2.5rem;margin-top:auto}
.footer-inner{max-width:860px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
footer span{font-family:var(--font-m);font-size:11px;color:var(--text3);letter-spacing:0.04em}
.footer-links{display:flex;gap:1.5rem}
.footer-links a{font-family:var(--font-m);font-size:11px;color:var(--text3);text-decoration:none;transition:color .2s;letter-spacing:0.04em}
.footer-links a:hover{color:var(--accent2)}

/* ===== RESPONSIVE ===== */
@media(max-width:640px){
  nav{padding:0 1.25rem}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-hamburger{display:block}
  section{padding:3rem 1.25rem}
  .hero{padding-top:6rem}
  .page-hero{padding-top:6rem}
  .hero h1{font-size:2.4rem}
  .about-grid{grid-template-columns:1fr}
  .proj-grid-2{grid-template-columns:1fr}
  .contact-layout{grid-template-columns:1fr}
  .timeline-item{grid-template-columns:80px 1fr;gap:1rem}
  .footer-inner{flex-direction:column;text-align:center}
}