/* ---------- Tokens ---------- */
:root{
  --bg: #07080c;
  --bg-alt: #0b0d13;
  --surface: rgba(255,255,255,0.04);
  --surface-hi: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.09);
  --text: #f2f3f7;
  --text-dim: #9aa0ae;
  --text-faint: #5c6270;
  --accent: #6ee7c8;
  --accent-2: #a78bfa;
  --accent-3: #ff8a65;
  --grad: linear-gradient(120deg, var(--accent), var(--accent-2));
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1180px;
  --ff-display: 'Space Grotesk', 'Inter', sans-serif;
  --ff-body: 'Inter', sans-serif;
  --ff-mono: 'JetBrains Mono', monospace;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; overflow-x: hidden; width:100%; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width:100%;
  position: relative;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family: var(--ff-display); font-weight:600; margin:0; line-height:1.15; letter-spacing:-0.02em; }
p{ margin:0; }
button{ font-family: inherit; cursor:pointer; }

.container{ max-width: var(--maxw); margin:0 auto; padding: 0 24px; }

::selection{ background: var(--accent); color:#04140f; }

/* scrollbar */
::-webkit-scrollbar{ width:10px; }
::-webkit-scrollbar-track{ background: var(--bg); }
::-webkit-scrollbar-thumb{ background: #24262f; border-radius:10px; }

/* ---------- Background FX ---------- */
.bg-fx{ position: fixed; inset:0; z-index:-2; overflow:hidden; }
.blob{ position:absolute; border-radius:50%; filter: blur(110px); opacity:0.35; }
.blob-1{ width:520px; height:520px; background: var(--accent); top:-120px; left:-120px; animation: float1 22s ease-in-out infinite; }
.blob-2{ width:600px; height:600px; background: var(--accent-2); bottom:-200px; right:-160px; animation: float2 26s ease-in-out infinite; }
@keyframes float1{ 0%,100%{ transform: translate(0,0);} 50%{ transform: translate(60px,80px);} }
@keyframes float2{ 0%,100%{ transform: translate(0,0);} 50%{ transform: translate(-70px,-40px);} }
.grid-overlay{
  position:absolute; inset:0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}

.cursor-dot{
  position: fixed; width:16px; height:16px; border-radius:50%;
  border:1px solid var(--accent); pointer-events:none; z-index:9999;
  transform: translate(-50%,-50%); transition: width .18s, height .18s, opacity .18s, background .18s;
  opacity:0; mix-blend-mode: difference;
}
@media (hover:hover) and (pointer:fine){ .cursor-dot{ opacity:1; } }

/* ---------- Nav ---------- */
.navbar{
  position: fixed; top:0; left:0; right:0; z-index:1000;
  padding: 18px 0;
  transition: padding .3s ease, background .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled{
  padding: 12px 0;
  background: rgba(7,8,12,0.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav-inner{ max-width: var(--maxw); margin:0 auto; padding:0 24px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.logo{ font-family: var(--ff-display); font-weight:700; font-size:1.25rem; letter-spacing:-0.02em; }
.logo .dot{ color: var(--accent); }
.nav-links{ display:flex; gap:32px; }
.nav-links a{ font-size:0.92rem; color: var(--text-dim); position:relative; padding:4px 0; transition: color .2s; }
.nav-links a:hover{ color: var(--text); }
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:1px; background: var(--grad);
  transition: width .25s ease;
}
.nav-links a:hover::after{ width:100%; }

.nav-actions{ display:flex; align-items:center; gap:14px; }

.lang-toggle{
  display:flex; align-items:center; gap:6px; background: var(--surface); border:1px solid var(--border);
  border-radius: 999px; padding:6px 12px; font-size:0.78rem; font-family: var(--ff-mono); color: var(--text-dim);
}
.lang-opt{ padding:2px 4px; transition: color .2s; }
.lang-opt.active{ color: var(--accent); font-weight:600; }
.lang-sep{ opacity:0.4; }

.burger{ display:none; flex-direction:column; gap:5px; background:none; border:none; padding:6px; }
.burger span{ width:22px; height:2px; background: var(--text); border-radius:2px; transition: transform .25s, opacity .25s; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 26px; border-radius: 999px; font-size:0.92rem; font-weight:600;
  border:1px solid transparent; transition: transform .2s ease, box-shadow .2s ease, background .2s, border-color .2s;
  white-space: nowrap;
}
.btn-sm{ padding: 9px 18px; font-size:0.82rem; }
.btn-primary{ background: var(--grad); color:#04140f; }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 12px 30px -10px rgba(110,231,200,0.45); }
.btn-ghost{ background: var(--surface); border-color: var(--border); color: var(--text); }
.btn-ghost:hover{ background: var(--surface-hi); transform: translateY(-2px); }
.btn-full{ width:100%; }

/* ---------- Hero ---------- */
.hero{ position:relative; min-height:100vh; display:flex; align-items:center; padding: 140px 0 80px; }
.hero-grid{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap:60px; align-items:center; }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px; font-family: var(--ff-mono); font-size:0.8rem;
  color: var(--accent); background: rgba(110,231,200,0.08); border:1px solid rgba(110,231,200,0.25);
  padding:7px 14px; border-radius:999px; margin-bottom:24px;
}
.pulse{ width:7px; height:7px; border-radius:50%; background: var(--accent); box-shadow:0 0 0 0 rgba(110,231,200,0.6); animation: pulse 2s infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgba(110,231,200,0.5);} 70%{ box-shadow:0 0 0 8px rgba(110,231,200,0);} 100%{ box-shadow:0 0 0 0 rgba(110,231,200,0);} }

.hero-title{ font-size: clamp(2.2rem, 4.6vw, 3.6rem); display:flex; flex-direction:column; gap:6px; margin-bottom:22px; }
.hero-title > span:first-child{ font-size: 0.42em; font-weight:500; color: var(--text-dim); font-family: var(--ff-body); }
.hero-name{ background: var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

.hero-role{ font-size:1.15rem; color: var(--text); max-width:560px; margin-bottom:14px; font-weight:500; }
.hero-desc{ color: var(--text-dim); max-width:540px; margin-bottom:34px; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:48px; }

.hero-meta{ display:flex; align-items:center; gap:24px; }
.meta-item{ display:flex; flex-direction:column; gap:2px; }
.meta-num{ font-family: var(--ff-display); font-size:1.5rem; font-weight:700; color: var(--text); }
.meta-label{ font-size:0.78rem; color: var(--text-faint); max-width:110px; }
.meta-sep{ width:1px; height:34px; background: var(--border); }

.hero-visual{ position:relative; display:flex; align-items:center; justify-content:center; height:480px; }
.orbit-card{ position:relative; width:340px; height:340px; }
.orbit-ring{ position:absolute; inset:0; border:1px dashed var(--border); border-radius:50%; }
.ring-1{ animation: spin 40s linear infinite; }
.ring-2{ inset:40px; animation: spin 30s linear infinite reverse; }
@keyframes spin{ to{ transform: rotate(360deg); } }

.avatar-core{
  position:absolute; inset:90px; border-radius:50%;
  background: linear-gradient(160deg, rgba(110,231,200,0.18), rgba(167,139,250,0.18));
  border:1px solid var(--border); backdrop-filter: blur(6px);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--ff-display); font-weight:700; font-size:2rem; color: var(--text);
  box-shadow: 0 0 60px -10px rgba(110,231,200,0.25) inset;
}

.chip{
  position:absolute; padding:8px 14px; border-radius:999px; font-family: var(--ff-mono); font-size:0.74rem;
  background: rgba(15,17,23,0.85); border:1px solid var(--border); color: var(--text-dim);
  backdrop-filter: blur(8px); animation: bob 6s ease-in-out infinite;
}
.chip-1{ top:-6px; left:36px; animation-delay:0s; }
.chip-2{ top:26px; right:-24px; animation-delay:.4s; }
.chip-3{ bottom:56px; right:-40px; animation-delay:.8s; }
.chip-4{ bottom:-10px; left:60px; animation-delay:1.2s; }
.chip-5{ top:120px; left:-46px; animation-delay:1.6s; }
.chip-6{ bottom:120px; left:-30px; animation-delay:2s; }
@keyframes bob{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-10px);} }

.scroll-cue{ position:absolute; left:50%; bottom:36px; transform:translateX(-50%); }
.scroll-cue span{ display:block; width:22px; height:36px; border:1px solid var(--border); border-radius:14px; position:relative; }
.scroll-cue span::before{
  content:''; position:absolute; top:6px; left:50%; width:4px; height:4px; background: var(--accent); border-radius:50%;
  transform: translateX(-50%); animation: scrollcue 1.8s infinite;
}
@keyframes scrollcue{ 0%{ opacity:1; top:6px;} 80%{ opacity:0; top:20px;} 100%{ opacity:0; top:6px;} }

/* ---------- Sections ---------- */
.section{ padding: 120px 0; position:relative; }
.section-alt{ background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015) 15%, rgba(255,255,255,0.015) 85%, transparent); }

.section-head{ max-width:640px; margin-bottom:56px; }
.tag{
  display:inline-block; font-family: var(--ff-mono); font-size:0.78rem; color: var(--accent-2);
  background: rgba(167,139,250,0.08); border:1px solid rgba(167,139,250,0.25);
  padding:6px 13px; border-radius:999px; margin-bottom:18px;
}
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-sub{ color: var(--text-dim); margin-top:14px; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:56px; align-items:start; margin-bottom:64px; }
.about-text{ font-size:1.05rem; color: var(--text-dim); }
.about-cards{ display:grid; gap:16px; }
.info-card{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-sm);
  padding:20px 22px; display:flex; align-items:center; gap:16px; transition: transform .25s, border-color .25s;
}
.info-card:hover{ transform: translateX(4px); border-color: rgba(110,231,200,0.35); }
.info-card svg{ width:26px; height:26px; color: var(--accent); flex-shrink:0; }
.info-card h3{ font-size:0.95rem; margin-bottom:2px; }
.info-card p{ color: var(--text-dim); font-size:0.88rem; }

.skills-heading{ font-size:1.2rem; margin-bottom:26px; }
.skills-groups{ display:grid; grid-template-columns: repeat(3, 1fr); gap:28px; }
.skill-group-label{ display:block; font-family: var(--ff-mono); font-size:0.76rem; color: var(--text-faint); margin-bottom:12px; text-transform:uppercase; letter-spacing:0.05em; }
.skill-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.skill-tags span{
  font-size:0.82rem; padding:7px 13px; border-radius:8px; background: var(--surface); border:1px solid var(--border);
  color: var(--text-dim); transition: color .2s, border-color .2s, transform .2s;
}
.skill-tags span:hover{ color: var(--accent); border-color: rgba(110,231,200,0.35); transform: translateY(-2px); }

/* ---------- Timeline ---------- */
.timeline{ position:relative; padding-left:32px; margin-bottom:80px; }
.timeline::before{ content:''; position:absolute; left:5px; top:6px; bottom:6px; width:1px; background: linear-gradient(var(--border), var(--border)); }
.tl-item{ position:relative; padding-bottom:48px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-dot{
  position:absolute; left:-32px; top:4px; width:11px; height:11px; border-radius:50%;
  background: var(--bg); border:2px solid var(--accent); box-shadow: 0 0 0 4px rgba(110,231,200,0.08);
}
.tl-content{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius);
  padding:26px 28px; transition: border-color .25s, transform .25s;
}
.tl-content:hover{ border-color: rgba(110,231,200,0.3); transform: translateY(-2px); }
.tl-top{ display:flex; flex-wrap:wrap; align-items:baseline; justify-content:space-between; gap:10px; margin-bottom:4px; }
.tl-top h3{ font-size:1.12rem; }
.tl-date{ font-family: var(--ff-mono); font-size:0.78rem; color: var(--text-faint); white-space:nowrap; }
.tl-company{ color: var(--accent-2); font-size:0.9rem; font-weight:600; margin-bottom:14px; }
.tl-content ul{ display:grid; gap:9px; margin-bottom:16px; }
.tl-content li{ position:relative; padding-left:18px; color: var(--text-dim); font-size:0.92rem; }
.tl-content li::before{ content:''; position:absolute; left:0; top:9px; width:6px; height:1px; background: var(--accent); }
.tl-stack{ display:flex; flex-wrap:wrap; gap:8px; }
.tl-stack span{ font-family: var(--ff-mono); font-size:0.72rem; padding:5px 10px; border-radius:6px; background: rgba(255,255,255,0.03); border:1px solid var(--border); color: var(--text-faint); }

.education-block h3{ font-size:1.2rem; margin-bottom:22px; }
.edu-card{ display:flex; gap:18px; align-items:flex-start; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding:24px 26px; }
.edu-icon{ width:44px; height:44px; border-radius:12px; background: rgba(167,139,250,0.1); border:1px solid rgba(167,139,250,0.25); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.edu-icon svg{ width:22px; height:22px; color: var(--accent-2); }
.edu-card h4{ font-size:1rem; margin-bottom:6px; }
.edu-card p{ color: var(--text-dim); font-size:0.9rem; margin-bottom:8px; }
.edu-date{ font-family: var(--ff-mono); font-size:0.76rem; color: var(--text-faint); }

/* ---------- Projects ---------- */
.projects-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap:26px; }
.project-card{
  position:relative; border-radius: var(--radius); overflow:hidden; background: var(--surface);
  border:1px solid var(--border); transition: transform .3s ease, border-color .3s ease; display:flex; flex-direction:column;
}
.project-card:hover{ transform: translateY(-6px); border-color: rgba(110,231,200,0.35); }
.project-media{
  position:relative; height:190px; display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.project-media svg{ width:56px; height:56px; position:relative; z-index:2; color:#fff; opacity:0.92; }
.project-media::before{
  content:''; position:absolute; inset:0; opacity:0.9;
}
.pm-1::before{ background: linear-gradient(135deg, #1c4b3d, #0a1f18); }
.pm-2::before{ background: linear-gradient(135deg, #6d2b1f, #24100a); }
.pm-3::before{ background: linear-gradient(135deg, #3a2a63, #14101f); }
.pm-more::before{ background: linear-gradient(135deg, #1a1c24, #0a0b0f); }
.project-media .noise{ position:absolute; inset:0; background-image: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.12), transparent 55%); }

.project-body{ padding:22px 24px 26px; display:flex; flex-direction:column; gap:12px; flex:1; }
.project-body h3{ font-size:1.08rem; }
.project-body p{ color: var(--text-dim); font-size:0.88rem; flex:1; }
.project-tags{ display:flex; flex-wrap:wrap; gap:7px; }
.project-tags span{ font-family: var(--ff-mono); font-size:0.7rem; padding:4px 9px; border-radius:6px; background: rgba(255,255,255,0.04); border:1px solid var(--border); color: var(--text-faint); }
.project-link{
  display:inline-flex; align-items:center; gap:6px; font-size:0.86rem; font-weight:600; color: var(--accent);
  margin-top:4px;
}
.project-link svg{ width:14px; height:14px; transition: transform .2s; }
.project-link:hover svg{ transform: translate(3px,-3px); }

.project-card.more{ align-items:center; justify-content:center; text-align:center; }
.project-card.more .project-body{ align-items:center; justify-content:center; text-align:center; }
.more-icon{ width:52px; height:52px; border-radius:50%; border:1px dashed var(--border); display:flex; align-items:center; justify-content:center; margin:0 auto 6px; color: var(--text-faint); font-size:1.6rem; }

/* ---------- Contact ---------- */
.contact-box{
  display:grid; grid-template-columns: 1fr 1fr; gap:56px;
  background: var(--surface); border:1px solid var(--border); border-radius: 24px; padding: 56px;
}
.contact-copy h2{ font-size: clamp(1.6rem, 2.6vw, 2.1rem); margin: 14px 0; }
.contact-copy p{ color: var(--text-dim); margin-bottom:30px; max-width:420px; }
.contact-list{ display:grid; gap:16px; }
.contact-row{ display:flex; align-items:center; gap:14px; font-size:0.94rem; color: var(--text-dim); transition: color .2s; }
a.contact-row:hover{ color: var(--accent); }
.contact-row svg{ width:19px; height:19px; color: var(--accent); flex-shrink:0; }

.contact-form{ display:flex; flex-direction:column; gap:16px; }
.form-row{ display:flex; flex-direction:column; gap:8px; }
.form-row label{ font-size:0.82rem; color: var(--text-faint); font-family: var(--ff-mono); }
.form-row input, .form-row textarea{
  background: rgba(255,255,255,0.03); border:1px solid var(--border); border-radius:10px;
  padding:13px 15px; color: var(--text); font-family: var(--ff-body); font-size:0.92rem; resize:vertical;
  transition: border-color .2s, background .2s;
}
.form-row input:focus, .form-row textarea:focus{ outline:none; border-color: var(--accent); background: rgba(255,255,255,0.05); }
.form-note{ font-size:0.76rem; color: var(--text-faint); text-align:center; }

/* ---------- Footer ---------- */
.footer{ padding: 40px 0; border-top:1px solid var(--border); }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; }
.footer-inner p{ color: var(--text-faint); font-size:0.84rem; }

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ height:340px; order:-1; }
  .about-grid{ grid-template-columns:1fr; }
  .skills-groups{ grid-template-columns:1fr 1fr; }
  .projects-grid{ grid-template-columns: 1fr 1fr; }
  .contact-box{ grid-template-columns:1fr; padding:36px; }
}

@media (max-width: 720px){
  .nav-links{
    position: fixed; top:64px; left:16px; right:16px;
    background: rgba(10,11,16,0.96); border:1px solid var(--border); border-radius:16px;
    flex-direction:column; padding:18px; gap:6px;
    backdrop-filter: blur(16px);
    transform: translateY(-12px); opacity:0; pointer-events:none; transition: all .25s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity:1; pointer-events:auto; }
  .nav-links a{ padding:10px 6px; }
  .burger{ display:flex; }
  .nav-actions .btn-sm{ display:none; }
  .lang-toggle{ padding:5px 10px; }

  .hero{ padding-top:120px; }
  .hero-meta{ flex-wrap:wrap; gap:16px; }
  .meta-sep{ display:none; }

  .skills-groups{ grid-template-columns:1fr; }
  .projects-grid{ grid-template-columns:1fr; }
  .timeline{ padding-left:24px; }
  .tl-dot{ left:-24px; }
}

@media (max-width: 460px){
  .contact-box{ padding:26px; }
  .orbit-card{ transform: scale(0.85); }
}