@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── RESET ───────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

/* ── TOKENS ──────────────────────────────────── */
:root{
  --bg:#f5f7ff;--bg2:#fff;--bg3:#eef1f8;
  --text:#0d1117;--text2:#4a5168;--text3:#8b91a7;
  --accent:#2563eb;--accent2:#1d4ed8;--accent-soft:#eff6ff;
  --border:#e2e6f0;--card:#fff;
  --nav-bg:rgba(245,247,255,.92);
  --sh:0 2px 16px rgba(37,99,235,.07);
  --sh2:0 8px 32px rgba(37,99,235,.12);
  --radius:12px;--radius-lg:16px;
  --success:#16a34a;--success-bg:#f0fdf4;
  --danger:#dc2626;--danger-bg:#fef2f2;
}
.dark{
  --bg:#080b14;--bg2:#0f1322;--bg3:#131727;
  --text:#e2e8f8;--text2:#7a82a0;--text3:#4a5068;
  --accent:#3b82f6;--accent2:#60a5fa;--accent-soft:#0f1e3d;
  --border:#1a2040;--card:#0f1322;
  --nav-bg:rgba(8,11,20,.94);
  --sh:0 2px 20px rgba(0,0,0,.5);--sh2:0 8px 40px rgba(0,0,0,.6);
}

/* ── BASE ────────────────────────────────────── */
body{font-family:'Sora',sans-serif;background:var(--bg);color:var(--text);line-height:1.65;transition:background .25s,color .25s}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button{font-family:'Sora',sans-serif}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ── SKELETON ────────────────────────────────── */
.skeleton-wrap{padding-top:4rem}
.skel-hero{display:grid;grid-template-columns:1fr 420px;gap:3rem;align-items:center;padding-bottom:3rem}
.skel{background:linear-gradient(90deg,var(--bg3) 25%,var(--border) 50%,var(--bg3) 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:8px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.skel-tag{height:28px;width:140px;border-radius:999px;margin-bottom:1.2rem}
.skel-h1{height:52px;width:80%;margin-bottom:.75rem;border-radius:10px}
.skel-h1.short{width:55%}
.skel-text{height:16px;width:90%;margin-bottom:.5rem}
.skel-text.short{width:65%}
.skel-btns{height:44px;width:260px;margin-top:1rem;border-radius:9px}
.skel-photo{width:300px;height:360px;border-radius:20px;justify-self:center}
.skel-lines{display:flex;flex-direction:column}
@media(max-width:768px){.skel-hero{grid-template-columns:1fr}.skel-photo{display:none}}

/* ── NAV ─────────────────────────────────────── */
nav{position:sticky;top:0;z-index:100;background:var(--nav-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1160px;margin:0 auto;padding:0 2.5rem;display:flex;align-items:center;height:62px;gap:2rem}
.logo{display:flex;align-items:center;flex-shrink:0}
.logo-text{font-weight:800;font-size:1.25rem;letter-spacing:-1px;color:var(--accent)}
.logo-img{height:30px;width:auto;object-fit:contain}
.nav-links{display:flex;gap:0;list-style:none;margin-left:auto}
.nav-links a{font-size:.84rem;font-weight:500;color:var(--text2);padding:.5rem 1rem;position:relative;transition:color .2s;white-space:nowrap}
.nav-links a::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--accent);border-radius:2px;transition:width .2s}
.nav-links a:hover,.nav-links a.active{color:var(--accent)}
.nav-links a.active::after,.nav-links a:hover::after{width:55%}
.nav-actions{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.theme-toggles{display:flex;background:var(--bg3);border:1px solid var(--border);border-radius:8px;overflow:hidden}
.theme-toggle-btn{width:36px;height:34px;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--text3);transition:all .2s}
.theme-toggle-btn.active{background:var(--accent);color:#fff}
.cv-btn{background:var(--accent);color:#fff !important;border:none;border-radius:8px;padding:.44rem 1rem;font-size:.82rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.4rem;transition:all .2s;white-space:nowrap}
.cv-btn:hover{background:var(--accent2);transform:translateY(-1px)}
.hamburger{display:none;background:none;border:1.5px solid var(--border);border-radius:8px;width:36px;height:36px;align-items:center;justify-content:center;font-size:18px;color:var(--text2);cursor:pointer;flex-shrink:0;margin-left:auto}
.mobile-menu{display:none;flex-direction:column;padding:.6rem 2rem .9rem;gap:.25rem;border-top:1px solid var(--border);background:var(--nav-bg)}
.mobile-menu.open{display:flex}
.mobile-menu a{display:flex;align-items:center;gap:.55rem;font-size:.88rem;font-weight:500;color:var(--text2);padding:.45rem 0;transition:color .15s}
.mobile-menu a:hover{color:var(--accent)}
.mobile-menu-bottom{display:flex;align-items:center;gap:.65rem;padding-top:.65rem;margin-top:.4rem;border-top:1px solid var(--border)}

/* ── LAYOUT ──────────────────────────────────── */
.wrap{max-width:1160px;margin:0 auto;padding:0 2.5rem}

/* ── HERO ────────────────────────────────────── */
#home{display:grid;grid-template-columns:1fr 460px;gap:2.5rem;align-items:center;padding:4.5rem 0 3.5rem}
.hero-content{display:flex;flex-direction:column}
.hero-tag{display:inline-flex;align-items:center;gap:.5rem;background:var(--accent-soft);border:1px solid rgba(37,99,235,.2);color:var(--accent);font-size:.77rem;font-weight:600;padding:.34rem .9rem;border-radius:999px;margin-bottom:1.2rem;width:fit-content}
.hero-tag-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex-shrink:0;animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
h1{font-size:clamp(2.8rem,4.5vw,4.2rem);font-weight:800;line-height:1.02;letter-spacing:-3px;color:var(--text)}
h1 .hi{font-size:1.35rem;font-weight:500;display:block;letter-spacing:-1px;color:var(--text2);margin-bottom:.2rem}
.cursor{display:inline-block;width:3px;height:.78em;background:var(--accent);margin-left:2px;vertical-align:middle;animation:blink .85s step-end infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.hero-typing{font-size:.88rem;font-weight:600;color:var(--accent);margin:.6rem 0;font-family:'JetBrains Mono',monospace;min-height:1.4em}
.typing-cursor{display:inline-block;width:2px;height:.9em;background:var(--accent);margin-left:1px;vertical-align:middle;animation:blink .7s step-end infinite}
.hero-sub{font-size:.92rem;line-height:1.78;color:var(--text2);margin:.75rem 0 1.6rem;max-width:440px}
.hero-socials{display:flex;gap:.5rem;margin-bottom:1.6rem;flex-wrap:wrap}
.social-ico{width:38px;height:38px;border-radius:9px;border:1.5px solid var(--border);background:var(--card);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--text2);transition:all .2s}
.social-ico:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);box-shadow:var(--sh)}
.hero-btns{display:flex;gap:.7rem;flex-wrap:wrap}
.btn-primary{background:var(--accent);color:#fff !important;border:none;border-radius:9px;padding:.62rem 1.4rem;font-size:.87rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.4rem;transition:all .2s;box-shadow:0 4px 14px rgba(37,99,235,.28)}
.btn-primary:hover{background:var(--accent2);transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,.38)}
.btn-outline{background:transparent;color:var(--text) !important;border:1.5px solid var(--border);border-radius:9px;padding:.62rem 1.4rem;font-size:.87rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.4rem;transition:all .2s}
.btn-outline:hover{border-color:var(--accent);color:var(--accent) !important}

/* Hero right */
.hero-right{position:relative;height:420px;display:flex;align-items:center;justify-content:center}
.hero-blob{position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(ellipse at 40% 40%,rgba(37,99,235,.1) 0%,rgba(147,197,253,.06) 60%,transparent 80%)}
.dark .hero-blob{background:radial-gradient(ellipse at 40% 40%,rgba(59,130,246,.16) 0%,rgba(30,58,138,.1) 60%,transparent 80%)}
.hero-photo{position:relative;z-index:2;width:290px;height:370px;object-fit:cover;object-position:top center;filter:drop-shadow(0 20px 40px rgba(37,99,235,.14))}
.hero-photo-placeholder{position:relative;z-index:2;width:250px;height:310px;background:var(--bg3);border-radius:20px;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:5rem;color:var(--accent);opacity:.3}
.deco-card{position:absolute;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:.55rem .85rem;box-shadow:var(--sh2);z-index:3;display:flex;align-items:center;gap:.45rem;font-size:.76rem;font-weight:600;color:var(--text)}
@media(prefers-reduced-motion:no-preference){.deco-card{animation:floatY 3.5s ease-in-out infinite}}
.dc-code{top:36px;right:8px;font-family:'JetBrains Mono',monospace;font-size:.95rem;color:var(--accent);animation-delay:0s}
.dc-terminal{bottom:76px;right:-8px;animation-delay:1.8s}
.dc-dots{top:138px;left:0;animation-delay:.9s;flex-direction:column;gap:4px;padding:.65rem}
.dot-grid{display:grid;grid-template-columns:repeat(5,6px);gap:4px}
.dot-grid span{width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.35}
.dot-grid span:nth-child(3n){opacity:.12}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ── STATS ───────────────────────────────────── */
#stats{display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:4.5rem;box-shadow:var(--sh)}
.stat-item{padding:1.4rem 1.1rem;text-align:center;position:relative;display:flex;flex-direction:column;align-items:center;gap:.35rem}
.stat-item:not(:last-child)::after{content:'';position:absolute;right:0;top:18%;height:64%;width:1px;background:var(--border)}
.stat-ico{font-size:20px;color:var(--accent);margin-bottom:.1rem}
.stat-num{font-size:1.55rem;font-weight:800;letter-spacing:-1.5px;color:var(--text)}
.stat-lbl{font-size:.72rem;color:var(--text3);font-weight:500}

/* ── ABOUT ───────────────────────────────────── */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;margin-bottom:4.5rem}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.6rem;position:relative;overflow:hidden}
.card-title{font-size:.95rem;font-weight:700;margin-bottom:1.2rem;display:flex;align-items:center;justify-content:space-between}
.card-title-arrow{color:var(--accent);font-size:.8rem}
.about-text{font-size:.88rem;line-height:1.8;color:var(--text2);margin-bottom:1.1rem}
.check-list{list-style:none;display:flex;flex-direction:column;gap:.55rem}
.check-list li{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--text2)}
.check-ico{width:18px;height:18px;border-radius:50%;background:var(--accent-soft);border:1.5px solid var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.check-ico i{font-size:10px;color:var(--accent)}
.about-deco{position:absolute;right:-12px;bottom:-12px;width:150px;height:110px;background:var(--bg3);border-radius:12px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;transform:rotate(-5deg);opacity:.45}
.about-deco-inner{display:flex;flex-direction:column;gap:6px;width:80%;padding:.6rem}
.about-deco-line{height:5px;border-radius:3px;background:var(--border)}
.about-deco-line.accent{background:var(--accent);opacity:.4}
.info-row{display:flex;align-items:center;gap:.7rem;padding:.6rem 0;border-bottom:1px solid var(--border);font-size:.83rem}
.info-row:last-of-type{border-bottom:none}
.info-ico-wrap{width:30px;height:30px;border-radius:7px;background:var(--accent-soft);border:1px solid rgba(37,99,235,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.info-ico-wrap i{font-size:14px;color:var(--accent)}
.info-lbl{color:var(--text3);width:72px;flex-shrink:0;font-size:.77rem;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.info-val{color:var(--text2);font-weight:500;font-size:.83rem}
.info-val.link{color:var(--accent)}
.info-val.link:hover{text-decoration:underline}
.status-pill{display:inline-flex;align-items:center;gap:.35rem;background:rgba(22,163,74,.1);color:var(--success);border-radius:999px;padding:.2rem .6rem;font-size:.74rem;font-weight:600;border:1px solid rgba(22,163,74,.2)}
.dark .status-pill{background:rgba(74,222,128,.1);color:#4ade80;border-color:rgba(74,222,128,.2)}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--success);flex-shrink:0}
.dark .status-dot{background:#4ade80}

/* Contact form */
.contact-form-title{font-size:.82rem;font-weight:700;color:var(--text2);text-transform:uppercase;letter-spacing:.5px;margin:.85rem 0 .65rem;padding-top:.75rem;border-top:1px solid var(--border)}
.contact-form{display:flex;flex-direction:column;gap:.6rem}
.form-field{display:flex;flex-direction:column;gap:.3rem}
.form-label{font-size:.76rem;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.4px}
.form-input{padding:.5rem .75rem;border:1.5px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-family:'Sora',sans-serif;font-size:.84rem;outline:none;transition:border .15s;resize:vertical}
.form-input:focus{border-color:var(--accent)}
.form-submit{align-self:flex-start;margin-top:.2rem;font-size:.82rem;padding:.5rem 1.1rem}
.form-msg{font-size:.78rem;min-height:1.2em;margin-top:.3rem}
.form-msg.success{color:var(--success)}
.form-msg.error{color:var(--danger)}

/* ── SKILLS ──────────────────────────────────── */
#skills{margin-bottom:4.5rem}
.sec-title{font-size:1.35rem;font-weight:800;letter-spacing:-1px;margin-bottom:1.5rem;color:var(--text)}
.skills-grid{display:flex;flex-wrap:wrap;gap:.6rem}
.skill-chip{display:flex;align-items:center;gap:.5rem;background:var(--card);border:1.5px solid var(--border);border-radius:10px;padding:.48rem 1rem;font-size:.82rem;font-weight:600;color:var(--text2);transition:all .2s;cursor:default;animation-delay:var(--delay,0s)}
.skill-chip:hover{border-color:var(--accent);color:var(--text);transform:translateY(-3px) scale(1.03);box-shadow:var(--sh)}
.skill-chip:hover .skill-logo{transform:rotate(-8deg) scale(1.12)}
.skill-logo{width:22px;height:22px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;transition:transform .2s}

/* ── PROJECTS ────────────────────────────────── */
#projects{margin-bottom:4.5rem}
.projects-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.proj-card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .22s,box-shadow .22s;display:block;animation-delay:var(--delay,0s)}
.proj-card:hover{transform:translateY(-5px);box-shadow:var(--sh2)}
.proj-thumb{height:148px;position:relative;overflow:hidden}
.proj-thumb img,.proj-thumb-bg{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.proj-thumb-bg{display:flex;align-items:center;justify-content:center}
.proj-emoji{font-size:2.8rem}
.proj-card:hover .proj-thumb img,.proj-card:hover .proj-thumb-bg{transform:scale(1.04)}
.proj-badge{position:absolute;top:.6rem;left:.6rem;background:rgba(255,255,255,.95);color:var(--accent);font-size:.66rem;font-weight:700;padding:.22rem .6rem;border-radius:999px;border:1px solid rgba(37,99,235,.15);z-index:1}
.dark .proj-badge{background:rgba(15,19,34,.95);color:var(--accent2)}
.proj-overlay{position:absolute;inset:0;background:rgba(37,99,235,.82);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .22s;z-index:2}
.proj-card:hover .proj-overlay{opacity:1}
.proj-overlay span{display:flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.15);padding:.45rem .9rem;border-radius:999px;border:1.5px solid rgba(255,255,255,.35);color:#fff;font-size:.82rem;font-weight:700}
.proj-body{padding:.95rem 1rem 1rem}
.proj-name{font-size:.89rem;font-weight:700;color:var(--text);margin-bottom:.28rem}
.proj-desc{font-size:.77rem;line-height:1.62;color:var(--text2);margin-bottom:.5rem}
.proj-result{font-size:.74rem;color:var(--success);display:flex;align-items:flex-start;gap:.3rem;margin-bottom:.55rem;line-height:1.5}
.proj-result i{margin-top:1px;flex-shrink:0}
.dark .proj-result{color:#4ade80}
.proj-tags{display:flex;flex-wrap:wrap;gap:.35rem}
.tag{background:var(--bg3);color:var(--text3);font-size:.65rem;font-weight:600;padding:.18rem .52rem;border-radius:5px;font-family:'JetBrains Mono',monospace}

/* ── EXPERIENCE ──────────────────────────────── */
#experience{margin-bottom:4.5rem}
.exp-list{display:flex;flex-direction:column;gap:.85rem}
.exp-item{background:var(--card);border:1.5px solid var(--border);border-radius:var(--radius);padding:1.2rem 1.4rem;display:grid;grid-template-columns:auto 1fr;gap:1.2rem;align-items:start}
.exp-dot-wrap{display:flex;flex-direction:column;align-items:center;padding-top:3px}
.exp-dot{width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid var(--accent-soft);flex-shrink:0}
.exp-line{width:2px;flex:1;background:var(--border);margin-top:5px;min-height:18px}
.exp-role{font-weight:700;font-size:.9rem;color:var(--text)}
.exp-company{font-size:.8rem;color:var(--accent);margin:.15rem 0}
.exp-period{font-size:.73rem;color:var(--text3);font-family:'JetBrains Mono',monospace;margin-bottom:.45rem}
.exp-desc{font-size:.82rem;color:var(--text2);line-height:1.65}

/* ── FOOTER ──────────────────────────────────── */
footer{border-top:1px solid var(--border);padding:1.75rem 2.5rem;margin-top:2rem}
.footer-inner{max-width:1160px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.footer-copy{font-size:.8rem;color:var(--text3)}
.footer-links{display:flex;gap:1.25rem;align-items:center}
.footer-link{font-size:.8rem;color:var(--text3);display:flex;align-items:center;gap:.3rem;transition:color .15s}
.footer-link:hover{color:var(--accent)}

/* ── SCROLL REVEAL ───────────────────────────── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .5s ease,transform .5s ease;transition-delay:var(--delay,0s)}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ── RESPONSIVE ──────────────────────────────── */
@media(max-width:1024px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){
  .nav-links,.nav-actions{display:none}
  .hamburger{display:flex}
  #home{grid-template-columns:1fr;padding:3rem 0 2rem;text-align:center}
  .hero-content{align-items:center}
  .hero-right{order:-1;height:280px;margin-bottom:1rem}
  .hero-blob{width:240px;height:240px}
  .hero-photo{width:200px;height:250px}
  .deco-card{display:none}
  .hero-sub{max-width:100%}
  .hero-btns{justify-content:center}
  .hero-socials{justify-content:center}
  #stats{grid-template-columns:repeat(2,1fr);border-radius:var(--radius)}
  .stat-item:nth-child(2)::after{display:none}
  .two-col{grid-template-columns:1fr;margin-bottom:3rem}
  .about-deco{display:none}
  .projects-grid{grid-template-columns:1fr}
  .wrap{padding:0 1.25rem}
  .nav-inner{padding:0 1.25rem}
  footer{padding:1.5rem 1.25rem}
}
@media(max-width:480px){
  #stats{grid-template-columns:1fr 1fr}
  .hero-right{height:220px}
  .hero-photo{width:170px;height:210px}
}