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

:root{
  --bg:#0B0E14;
  --surface:#12151F;
  --surface-2:#171B29;
  --text:#F2F1ED;
  --text-muted:#A6ACC2;
  --border:#262B3D;
  --violet:#8C7BFF;
  --teal:#3FE0CC;
  --corail:#FF7F6E;
  --ambre:#FFC857;

  --font-display:'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;
  --font-mono:'JetBrains Mono', 'Consolas', monospace;

  --radius:16px;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 16px 40px rgba(0,0,0,.35);
  --nav-h:72px;
}

html[data-theme="light"]{
  --bg:#F6F5F1;
  --surface:#FFFFFF;
  --surface-2:#ECE9E1;
  --text:#14151A;
  --text-muted:#5B5F70;
  --border:#DEDBD1;
  --violet:#6C5CE7;
  --teal:#00A896;
  --corail:#E8543F;
  --ambre:#B8791B;
  --shadow: 0 1px 2px rgba(20,21,26,.06), 0 16px 40px rgba(20,21,26,.08);
}

*, *::before, *::after{ box-sizing:border-box; }
[hidden]{ display:none !important; }
html{ scroll-behavior:smooth; scroll-padding-top:var(--nav-h); }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  transition:background .25s ease, color .25s ease;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }
.container{ max-width:1120px; margin:0 auto; padding:0 24px; }

h1, h2, h3{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.1;
  text-wrap:balance;
  margin:0;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.75rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--violet);
  display:flex;
  align-items:center;
  gap:8px;
  margin:0 0 14px;
}
.eyebrow::before{ content:""; width:7px; height:7px; border-radius:2px; background:var(--corail); }

/* ---------- Nav ---------- */
.nav{
  position:sticky; top:0; z-index:50;
  height:var(--nav-h);
  display:flex; align-items:center;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav .container{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.logo{
  font-family:var(--font-mono); font-weight:600; font-size:1.15rem;
  text-decoration:none; display:flex; align-items:center; gap:2px;
}
.logo .brk{ color:var(--teal); }
.logo .sl{ color:var(--corail); }
.nav-links{ display:flex; align-items:center; gap:28px; list-style:none; margin:0; padding:0; }
.nav-links a{
  text-decoration:none; font-size:.92rem; color:var(--text-muted);
  transition:color .15s ease;
}
.nav-links a:hover, .nav-links a.active{ color:var(--text); }
.nav-tools{ display:flex; align-items:center; gap:10px; }

.icon-btn{
  width:38px; height:38px; border-radius:10px;
  border:1px solid var(--border); background:var(--surface);
  color:var(--text); cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:.78rem; font-weight:600;
}
.icon-btn:hover{ border-color:var(--violet); color:var(--violet); }

.lang-switch{ display:flex; border:1px solid var(--border); border-radius:10px; overflow:hidden; }
.lang-switch button{
  font-family:var(--font-mono); font-size:.72rem; font-weight:600;
  padding:8px 10px; background:var(--surface); color:var(--text-muted);
  border:none; cursor:pointer;
}
.lang-switch button.active{ background:var(--violet); color:#0B0E14; }

.nav-toggle{
  display:none; width:38px; height:38px; border-radius:10px;
  border:1px solid var(--border); background:var(--surface); cursor:pointer;
  position:relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; position:absolute; left:9px; right:9px; height:2px; background:var(--text);
}
.nav-toggle span{ top:18px; }
.nav-toggle span::before{ top:-6px; }
.nav-toggle span::after{ top:6px; }

/* ---------- Buttons ---------- */
.btn{
  font-family:var(--font-body); font-weight:600; font-size:.92rem;
  padding:13px 22px; border-radius:12px; text-decoration:none;
  display:inline-flex; align-items:center; gap:8px; cursor:pointer; border:1px solid transparent;
  transition:transform .15s ease, border-color .15s ease, background .15s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--violet); color:#0B0E14; }
.btn-primary:hover{ background:var(--teal); }
.btn-ghost{ background:transparent; border-color:var(--border); color:var(--text); }
.btn-ghost:hover{ border-color:var(--violet); color:var(--violet); }

/* ---------- Hero ---------- */
.hero{ padding:96px 0 80px; position:relative; overflow:hidden; }
.hero .container{ display:grid; grid-template-columns:1.15fr .85fr; gap:48px; align-items:center; }
.hero-blob{
  position:absolute; width:520px; height:520px; right:-160px; top:-120px;
  border-radius:42% 58% 63% 37% / 41% 44% 56% 59%;
  background:var(--teal); opacity:.12; filter:blur(4px); pointer-events:none;
}
.hero h1{ font-size:clamp(2.2rem, 5vw, 3.4rem); }
.hero h1 .accent{ color:var(--violet); }
.hero .role{
  font-family:var(--font-mono); font-size:1.05rem; color:var(--teal); margin-top:14px;
}
.hero p.lead{ color:var(--text-muted); max-width:52ch; margin-top:18px; font-size:1.02rem; }
.hero .actions{ display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; }

.terminal{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  box-shadow:var(--shadow); overflow:hidden;
}
.terminal-bar{
  display:flex; align-items:center; gap:8px; padding:12px 16px; border-bottom:1px solid var(--border);
}
.terminal-bar span{ width:10px; height:10px; border-radius:50%; background:var(--border); }
.terminal-bar span:nth-child(1){ background:var(--corail); }
.terminal-bar span:nth-child(2){ background:var(--ambre); }
.terminal-bar span:nth-child(3){ background:var(--teal); }
.terminal-body{ padding:20px 22px; font-family:var(--font-mono); font-size:.86rem; line-height:1.9; }
.terminal-body .k{ color:var(--violet); }
.terminal-body .s{ color:var(--ambre); }
.terminal-body .c{ color:var(--text-muted); }
.terminal-body .t{ color:var(--teal); }

/* ---------- Sections ---------- */
.section{ padding:88px 0; border-top:1px solid var(--border); }
.section-head{ margin-bottom:44px; max-width:60ch; }
.section-head p{ color:var(--text-muted); margin-top:10px; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns:1.3fr .7fr; gap:48px; align-items:start; }
.about-grid p{ color:var(--text-muted); font-size:1.02rem; }
.about-grid p + p{ margin-top:16px; }
.about-grid mark{ background:none; color:var(--text); font-weight:600; position:relative; }
.about-grid mark::after{
  content:""; position:absolute; left:-2px; right:-2px; bottom:2px; height:.35em;
  background:var(--ambre); opacity:.3; z-index:-1; border-radius:3px;
}
.about-facts{ display:flex; flex-direction:column; gap:14px; }
.fact{
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:16px 18px;
}
.fact .label{ font-family:var(--font-mono); font-size:.72rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.06em; }
.fact .value{ margin-top:4px; font-weight:600; }

/* ---------- Skills ---------- */
.skills-grid{ display:grid; grid-template-columns:repeat(2, 1fr); gap:16px; }
.skill-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:24px;
}
.skill-card h3{ font-size:1.02rem; display:flex; align-items:center; gap:10px; }
.skill-card h3 .dot{ width:9px; height:9px; border-radius:3px; }
.skill-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:16px; }
.tag{
  font-family:var(--font-mono); font-size:.76rem; padding:6px 11px; border-radius:8px;
  background:var(--surface-2); border:1px solid var(--border); color:var(--text-muted);
}

/* ---------- Projects ---------- */
.projects-grid{ display:grid; grid-template-columns:repeat(2, 1fr); gap:20px; }
.project-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:26px; display:flex; flex-direction:column; gap:14px; transition:border-color .15s ease, transform .15s ease;
}
.project-card:hover{ border-color:var(--violet); transform:translateY(-2px); }
.project-top{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
.project-top h3{ font-size:1.15rem; }
.project-idx{ font-family:var(--font-mono); font-size:.76rem; color:var(--text-muted); }
.project-card p{ color:var(--text-muted); font-size:.94rem; flex:1; }
.project-links{ display:flex; gap:10px; flex-wrap:wrap; }
.project-links a{
  font-family:var(--font-mono); font-size:.78rem; text-decoration:none; color:var(--teal);
  border:1px solid var(--border); border-radius:8px; padding:7px 11px;
}
.project-links a:hover{ border-color:var(--teal); }
.project-links .disabled{ color:var(--text-muted); }

/* ---------- Timeline ---------- */
.timeline{ position:relative; padding-left:28px; }
.timeline::before{
  content:""; position:absolute; left:6px; top:6px; bottom:6px; width:2px; background:var(--border);
}
.tl-item{ position:relative; padding-bottom:36px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-28px; top:4px; width:12px; height:12px; border-radius:4px;
  background:var(--bg); border:2px solid var(--violet);
}
.tl-item.edu::before{ border-color:var(--teal); }
.tl-date{ font-family:var(--font-mono); font-size:.76rem; color:var(--text-muted); }
.tl-item h3{ font-size:1.05rem; margin-top:6px; }
.tl-org{ color:var(--violet); font-size:.9rem; font-weight:600; margin-top:2px; }
.tl-item.edu .tl-org{ color:var(--teal); }
.tl-item ul{ margin:12px 0 0; padding-left:18px; color:var(--text-muted); font-size:.92rem; }
.tl-item ul li{ margin-bottom:4px; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:repeat(3, minmax(0, 1fr)); gap:20px; }
.contact-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; display:flex; flex-direction:column; gap:6px; min-width:0;
  color:inherit; font:inherit; text-align:left; width:100%; cursor:pointer;
}
.contact-card .label{ font-family:var(--font-mono); font-size:.72rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.06em; }
.contact-card .value{ font-size:1.1rem; font-weight:600; text-decoration:none; overflow-wrap:anywhere; }
.contact-card.primary{ grid-column:1 / -1; background:linear-gradient(135deg, var(--violet), var(--teal)); color:#0B0E14; }
.contact-card.primary .label{ color:rgba(11,14,20,.65); }
.contact-card.primary .value{ font-size:1.3rem; }

/* ---------- CV modal ---------- */
.cv-modal{ position:fixed; inset:0; z-index:100; display:flex; align-items:center; justify-content:center; padding:24px; }
.cv-modal-backdrop{ position:absolute; inset:0; background:rgba(0,0,0,.6); backdrop-filter:blur(2px); }
.cv-modal-box{
  position:relative; width:min(880px, 100%); height:min(90vh, 1000px);
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  box-shadow:var(--shadow); display:flex; flex-direction:column; overflow:hidden;
}
.cv-modal-head{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:14px 18px; border-bottom:1px solid var(--border);
  font-family:var(--font-mono); font-size:.85rem; color:var(--text-muted);
}
.cv-modal-actions{ display:flex; align-items:center; gap:14px; }
.cv-modal-actions a{ color:var(--teal); text-decoration:none; font-size:.82rem; }
.cv-modal-actions a:hover{ text-decoration:underline; }
.cv-modal-actions button{
  width:30px; height:30px; border-radius:8px; border:1px solid var(--border);
  background:var(--surface-2); color:var(--text); cursor:pointer; font-size:.85rem;
}
.cv-modal-actions button:hover{ border-color:var(--corail); color:var(--corail); }
.cv-modal-body{ position:relative; flex:1; background:var(--surface-2); }
.cv-modal-body iframe{ width:100%; height:100%; border:none; display:block; }
.cv-modal-fallback{
  position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:16px; text-align:center; padding:24px; background:var(--surface-2);
}
.cv-modal-fallback p{ color:var(--text-muted); max-width:36ch; }

@media (max-width:720px){
  .cv-modal{ padding:0; }
  .cv-modal-box{ width:100%; height:100%; border-radius:0; }
}

/* ---------- Footer ---------- */
footer{ border-top:1px solid var(--border); padding:32px 0; }
footer .container{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:14px; }
footer p{ font-family:var(--font-mono); font-size:.78rem; color:var(--text-muted); margin:0; }
.social-links{ display:flex; gap:14px; }
.social-links a{ color:var(--text-muted); text-decoration:none; font-size:.82rem; }
.social-links a:hover{ color:var(--violet); }

/* ---------- Responsive ---------- */
@media (max-width: 860px){
  .hero .container{ grid-template-columns:1fr; }
  .hero-blob{ display:none; }
  .about-grid{ grid-template-columns:1fr; }
  .skills-grid{ grid-template-columns:1fr; }
  .projects-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:minmax(0, 1fr); }
}

@media (max-width: 720px){
  .nav-links{
    position:fixed; top:var(--nav-h); left:0; right:0;
    flex-direction:column; align-items:flex-start; gap:0;
    background:var(--bg); border-bottom:1px solid var(--border);
    padding:8px 24px 18px;
    transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity .18s ease, transform .18s ease;
  }
  .nav-links.open{ transform:translateY(0); opacity:1; pointer-events:auto; }
  .nav-links li{ width:100%; }
  .nav-links a{ display:block; padding:12px 0; border-bottom:1px solid var(--border); }
  .nav-toggle{ display:block; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition:none !important; }
}