/* ─────────────────────────────────────
   RESET
───────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
img,svg{display:block;max-width:100%}

/* ─────────────────────────────────────
   DESIGN TOKENS
───────────────────────────────────── */
:root{
  --bg:#f0f1ff;
  --surface:#ffffff;
  --surface2:#e8eaff;
  --ink:#0d0e24;
  --ink2:#3d3f6e;
  --muted:#8284a8;
  --accent:#4361ee;
  --violet:#9072ff;
  --accent-g:linear-gradient(135deg,#4361ee,#7b2fff);
  --green:#06c48b;
  --border:#dcdff0;
  --card:#ffffff;
  --nav:rgba(236,238,255,0.97);
  --shadow:0 4px 24px rgba(67,97,238,.10);
  --shadow-lg:0 12px 48px rgba(67,97,238,.18);
  --r:20px;
  --sp-xs:8px;
  --sp-sm:16px;
  --sp-md:24px;
  --sp-lg:40px;
  --sp-xl:64px;
}
html.dark{
  --bg:#0a0c18;
  --surface:#111633;
  --surface2:#1a1d3a;
  --ink:#f0eeff;
  --ink2:#9b99c8;
  --muted:#5a5878;
  --accent:#6b83ff;
  --violet:#9072ff;
  --accent-g:linear-gradient(135deg,#4361ee,#7b2fff);
  --green:#06c48b;
  --border:#1e2145;
  --card:#111633;
  --nav:rgba(11,12,26,0.98);
  --shadow:0 4px 28px rgba(0,0,0,.4);
  --shadow-lg:0 12px 48px rgba(0,0,0,.5);
}

/* ─────────────────────────────────────
   GLOBAL BASE
───────────────────────────────────── */
html{
  font-family:'Inter',sans-serif;
  color:var(--ink);
  /* Fixed background - stays while content scrolls on mobile */
  background:
    radial-gradient(ellipse at 80% 10%,rgba(144,114,255,.35),transparent 45%),
    radial-gradient(ellipse at 10% 80%,rgba(67,97,238,.25),transparent 45%),
    linear-gradient(135deg,#f0f1ff 0%,#eceeff 50%,#e8eaff 100%);
  background-attachment:fixed;
  background-size:cover;
}
html.dark{
  background:
    radial-gradient(ellipse at 80% 10%,rgba(144,114,255,.18),transparent 45%),
    radial-gradient(ellipse at 10% 80%,rgba(67,97,238,.14),transparent 45%),
    linear-gradient(135deg,#111633 0%,#0a0c18 50%,#080a15 100%);
}
body{background:transparent}

/* ─────────────────────────────────────
   NAVIGATION
───────────────────────────────────── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;height:60px;
  background:var(--nav);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;
  transition:background .3s,border-color .3s;
}
.logo{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
.nav-r{display:flex;align-items:center;gap:12px}
.sec-nav{display:flex;gap:2px;list-style:none}
.sec-nav a{
  display:inline-block;height:28px;line-height:28px;padding:0 12px;
  border-radius:100px;color:var(--muted);font-size:.72rem;font-weight:500;
  text-decoration:none;transition:color .2s,background .2s;
}
.sec-nav a:hover{color:var(--ink)}
.sec-nav a.active{background:var(--accent);color:#fff}
.tog{
  width:60px;height:28px;background:var(--surface2);border:1.5px solid var(--border);
  border-radius:100px;cursor:pointer;position:relative;flex-shrink:0;
  -webkit-tap-highlight-color:transparent;
}
.tog::after{
  content:'';position:absolute;width:20px;height:20px;background:var(--muted);
  border-radius:50%;top:3px;left:3px;transition:transform .3s,background .3s;
}
html.dark .tog::after{transform:translateX(31px);background:var(--violet)}
.tog-icon{font-size:10px;position:absolute;z-index:1;line-height:1;right:5px;top:50%;transform:translateY(-50%)}
html.dark .tog-icon{left:5px;right:auto}
.mob-btn{
  display:none;flex-direction:column;gap:5px;background:none;border:none;
  padding:8px;-webkit-tap-highlight-color:transparent;cursor:pointer;
}
.mob-btn span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s}
.mob-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mob-btn.open span:nth-child(2){opacity:0}
.mob-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Mobile nav overlay */
.mob-nav{
  display:none;position:fixed;top:60px;left:0;right:0;bottom:0;
  background:var(--bg);z-index:190;flex-direction:column;
  align-items:center;justify-content:center;
  border-top:1px solid var(--border);
}
.mob-nav.open{display:flex}
.mob-nav a{
  font-family:'Syne',sans-serif;font-size:1.4rem;font-weight:700;color:var(--ink);
  text-decoration:none;padding:16px 24px;width:100%;text-align:center;
  border-bottom:1px solid var(--border);-webkit-tap-highlight-color:transparent;
}
.mob-nav a:active{color:var(--accent)}
.mob-nav .mob-legal{font-size:.85rem;color:var(--muted);font-family:'Inter',sans-serif;font-weight:400}

/* ─────────────────────────────────────
   BUTTONS
───────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:6px;padding:12px 24px;
  border-radius:100px;font-size:.82rem;font-weight:600;text-decoration:none;
  transition:transform .2s,box-shadow .2s,opacity .2s;
  -webkit-tap-highlight-color:transparent;cursor:pointer;
}
.btn-accent{background:var(--accent-g);color:#fff;border:none;box-shadow:var(--shadow)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-ghost{border:1.5px solid var(--border);color:var(--ink);background:var(--surface)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* ─────────────────────────────────────
   TYPOGRAPHY HELPERS
───────────────────────────────────── */
.s-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.65rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.s-tag::before{content:'';width:18px;height:2px;background:var(--accent-g);border-radius:2px;display:inline-block}
.s-tag-light{color:var(--violet)}
.s-tag-light::before{background:linear-gradient(135deg,var(--violet),var(--accent))}
html:not(.dark) .s-tag-light{color:var(--accent)}

.panel-title{
  font-family:'Syne',sans-serif;
  font-size:clamp(1.8rem,3vw,2.8rem);font-weight:800;
  letter-spacing:-.02em;line-height:1.15;margin-bottom:20px;
  color:var(--ink);
}
.panel-title em{font-style:italic;color:var(--violet)}
.panel-title-light{color:#fff}
.panel-title-light em{color:var(--violet)}
html:not(.dark) .panel-title-light{color:var(--ink)}
html:not(.dark) .panel-title-light em{color:var(--violet)}

/* ─────────────────────────────────────
   REVEAL ANIMATION
───────────────────────────────────── */
.fi{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}
.fi.on{opacity:1;transform:none}

/* ─────────────────────────────────────
   FOCUS CARDS
───────────────────────────────────── */
.focus-inner{width:100%;max-width:1000px;position:relative}
.focus-cards{display:grid;gap:20px}
.focus-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(144,114,255,.18);
  border-radius:var(--r);padding:28px;
  transition:background .2s,transform .2s,border-color .2s,box-shadow .2s;
}
html:not(.dark) .focus-card{background:rgba(67,97,238,.07);border-color:rgba(67,97,238,.15)}
.focus-card:hover{background:rgba(144,114,255,.13);transform:translateY(-4px);border-color:rgba(144,114,255,.35);box-shadow:var(--shadow-lg)}
html:not(.dark) .focus-card:hover{background:rgba(67,97,238,.13)}
.focus-icon{font-size:1.75rem;margin-bottom:12px}
.focus-card h3{font-family:'Syne',sans-serif;font-size:.95rem;font-weight:700;margin-bottom:8px;color:#fff}
html:not(.dark) .focus-card h3{color:var(--ink)}
.focus-card p{font-size:.76rem;color:rgba(255,255,255,.55);line-height:1.75}
html:not(.dark) .focus-card p{color:var(--ink2)}

/* ─────────────────────────────────────
   PROJECT CARDS
───────────────────────────────────── */
.proj-inner{width:100%;position:relative}
.proj-grid{display:grid;gap:16px}
.proj-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:22px;display:flex;flex-direction:column;
  transition:transform .3s,box-shadow .3s,border-color .3s;
  cursor:pointer;-webkit-tap-highlight-color:transparent;
}
.proj-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
html.dark .proj-card{background:rgba(255,255,255,.05);border-color:rgba(144,114,255,.18);box-shadow:0 2px 16px rgba(0,0,0,.3)}
html.dark .proj-card:hover{background:rgba(144,114,255,.11);border-color:rgba(144,114,255,.38)}
.proj-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.tag{font-size:.57rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:100px}
.tag-ux{background:#edf2ff;color:#4361ee}
.tag-dev{background:#e8faf2;color:#06c48b}
.tag-int{background:var(--surface2);color:var(--muted)}
html.dark .tag-ux{background:rgba(67,97,238,.2);color:#8fa4ff}
html.dark .tag-dev{background:rgba(6,196,139,.15);color:#06c48b}
html.dark .tag-int{background:rgba(255,255,255,.08);color:rgba(255,255,255,.5)}
.proj-name{font-family:'Syne',sans-serif;font-size:1rem;font-weight:700;margin-bottom:2px;color:var(--ink)}
.proj-org{font-size:.62rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}
.proj-desc{font-size:.73rem;color:var(--ink2);line-height:1.75;flex:1}
.proj-note{margin-top:8px;font-size:.61rem;color:var(--muted)}
.proj-more{
  margin-top:10px;font-size:.67rem;font-weight:600;color:var(--accent);
  display:inline-flex;align-items:center;gap:4px;padding:4px 10px;
  border-radius:100px;background:var(--surface2);border:1px solid rgba(67,97,238,.2);
  transition:background .2s,color .2s;width:fit-content;
}
html.dark .proj-more{background:rgba(144,114,255,.12);border-color:rgba(144,114,255,.2);color:var(--violet)}
.proj-card:hover .proj-more{background:var(--accent);color:#fff}

/* ─────────────────────────────────────
   SKILL CARDS
───────────────────────────────────── */
.sk-inner{width:100%;max-width:1000px;position:relative}
.sk-grid{display:grid;gap:16px}
.sk-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(144,114,255,.18);
  border-radius:var(--r);padding:24px;
  transition:background .3s,transform .3s,border-color .3s,box-shadow .3s;
  cursor:pointer;-webkit-tap-highlight-color:transparent;box-shadow:0 2px 16px rgba(0,0,0,.25);
}
html:not(.dark) .sk-card{background:rgba(67,97,238,.07);border-color:rgba(67,97,238,.15);box-shadow:var(--shadow)}
.sk-card:hover{background:rgba(144,114,255,.14);transform:translateY(-4px);border-color:rgba(144,114,255,.38);box-shadow:0 8px 32px rgba(67,97,238,.2)}
html:not(.dark) .sk-card:hover{background:rgba(67,97,238,.13)}
.sk-bar{width:28px;height:3px;border-radius:3px;margin-bottom:16px}
.sk-name{font-family:'Syne',sans-serif;font-size:1rem;font-weight:700;color:#fff;margin-bottom:6px}
html:not(.dark) .sk-name{color:var(--ink)}
.sk-tools{font-size:.67rem;color:rgba(255,255,255,.5);line-height:1.9}
html:not(.dark) .sk-tools{color:var(--ink2)}
.sk-hint{font-size:.61rem;color:rgba(255,255,255,.3);margin-top:12px}
html:not(.dark) .sk-hint{color:var(--muted)}
.sk-hint-text{font-size:.82rem;color:var(--ink2);margin-bottom:16px;line-height:1.6}
html.dark .sk-hint-text{color:rgba(255,255,255,.55)}

/* ─────────────────────────────────────
   STAT BOXES
───────────────────────────────────── */
.stat-box{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:20px 16px;text-align:center;min-height:88px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease;
}
.stat-box.counted{opacity:1;transform:none}
.stat-box:hover{transform:translateY(-3px) !important;box-shadow:var(--shadow-lg)}
.stat-box .n{font-family:'Syne',sans-serif;font-size:1.5rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:4px}
.stat-box .l{font-size:.58rem;color:var(--muted);font-weight:500}

/* ─────────────────────────────────────
   CV / LEBENSLAUF
───────────────────────────────────── */
.cv-inner{width:100%;position:relative}
.cv-top{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;flex-wrap:wrap;gap:16px}
.cv-dl{
  display:inline-flex;align-items:center;gap:6px;background:var(--accent-g);color:#fff;
  text-decoration:none;padding:10px 20px;border-radius:100px;font-size:.76rem;font-weight:600;
}
.cv-grid{display:grid;gap:24px}
.cv-col-title{
  font-size:.6rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);padding-bottom:12px;margin-bottom:20px;border-bottom:2px solid var(--border);
}
.cv-item{padding:16px 0 16px 16px;border-bottom:1px solid var(--border);position:relative}
.cv-item::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:transparent;transition:background .2s}
.cv-item:hover::before{background:var(--violet)}
.cv-meta{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-bottom:4px}
.cv-per{font-size:.58rem;font-weight:600;color:var(--muted);background:var(--surface2);padding:2px 7px;border-radius:100px}
.cv-bdg{font-size:.55rem;font-weight:700;text-transform:uppercase;padding:2px 7px;border-radius:100px}
.bdg-d{background:rgba(67,97,238,.15);color:var(--accent)}
.cv-role{font-size:.78rem;font-weight:600;margin-bottom:2px;color:var(--ink)}
.cv-co{font-family:'Syne',sans-serif;font-size:.82rem;font-weight:700;color:var(--violet);margin-bottom:4px}
.cv-desc{font-size:.65rem;color:var(--ink2);line-height:1.8}
.edu-item{padding:12px 0 12px 16px;border-bottom:1px solid var(--border);position:relative}
.edu-item::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:transparent;transition:background .2s}
.edu-item:hover::before{background:var(--violet)}
.edu-yr{font-size:.58rem;font-weight:600;color:var(--muted);background:var(--surface2);padding:2px 7px;border-radius:100px;display:inline-block;margin-bottom:4px}
.edu-title{font-size:.76rem;font-weight:600;color:var(--ink);line-height:1.4;margin-bottom:2px}
.edu-school{font-family:'Syne',sans-serif;font-size:.8rem;font-weight:700;color:var(--violet)}
.lang-list{display:flex;flex-direction:column;gap:16px;margin-top:8px}
.lang-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.lang-name{font-size:.78rem;font-weight:600;color:var(--ink)}
.lang-level{font-size:.62rem;color:var(--muted)}
.lang-track{height:4px;background:var(--border);border-radius:100px;overflow:hidden}
.lang-bar{height:100%;background:var(--accent-g);border-radius:100px;width:0;transition:width 1.2s ease}
.cert-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.cert-item{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:16px;display:block;text-decoration:none;
  transition:border-color .2s,transform .2s,box-shadow .2s;
  -webkit-tap-highlight-color:transparent;
  box-shadow:var(--shadow);
}
html.dark .cert-item{background:rgba(255,255,255,.05);border-color:rgba(144,114,255,.18);box-shadow:0 2px 16px rgba(0,0,0,.25)}
.cert-item:hover{border-color:var(--violet);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
html.dark .cert-item:hover{background:rgba(144,114,255,.1);border-color:rgba(144,114,255,.38)}
.cert-ico-row{display:flex;align-items:center;gap:8px;margin-bottom:4px;color:var(--violet)}
.cert-ico{font-size:.9rem;color:var(--violet);width:16px;text-align:center}
.cert-iss{font-size:.54rem;font-weight:700;text-transform:uppercase;color:var(--violet)}
.cert-nm{font-size:.65rem;font-weight:500;color:var(--ink);line-height:1.4;margin-bottom:2px}
.cert-dt{font-size:.56rem;color:var(--muted)}
.cert-open{font-size:.58rem;color:var(--violet);margin-top:4px;opacity:0;transition:opacity .2s}
.cert-item:hover .cert-open{opacity:1}

/* ─────────────────────────────────────
   CONTACT
───────────────────────────────────── */
.contact-inner{width:100%;max-width:1050px;position:relative}
.contact-title{font-family:'Syne',sans-serif;font-size:clamp(2rem,5vw,4.5rem);font-weight:800;color:var(--ink);line-height:1.1;margin-bottom:0}
.contact-title em{font-style:italic;color:var(--violet)}
.contact-sub{font-size:.85rem;color:var(--ink2);line-height:1.8;margin-bottom:24px}
.c-links-wrap{display:flex;flex-direction:column}
.c-links-heading{font-family:'Syne',sans-serif;font-size:1.1rem;font-weight:700;color:var(--ink);margin-bottom:16px}
.c-links{display:flex;flex-direction:column}
.c-link{
  display:flex;align-items:center;justify-content:space-between;text-decoration:none;
  color:var(--ink);border-bottom:1px solid var(--border);padding:12px 0;transition:color .2s;
  -webkit-tap-highlight-color:transparent;
}
.c-link:hover{color:var(--violet)}
.c-link-l{display:flex;flex-direction:column;gap:2px}
.c-link-type{font-size:.55rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.c-link-val{font-size:.8rem}
.c-link::after{content:"↗";font-size:.85rem;color:var(--violet)}
.form-title{font-family:'Syne',sans-serif;font-size:1.1rem;font-weight:700;margin-bottom:16px;color:var(--ink)}
.form-field{display:flex;flex-direction:column;gap:5px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:.62rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
.form-field input,.form-field textarea{
  background:var(--surface);border:1.5px solid var(--border);border-radius:10px;
  padding:11px 14px;font-size:.8rem;color:var(--ink);
  font-family:'Inter',sans-serif;outline:none;resize:none;-webkit-appearance:none;
  transition:border-color .2s;
}
.form-field input:focus,.form-field textarea:focus{border-color:var(--violet)}
.form-field textarea{height:90px}
.form-submit{
  width:100%;background:var(--accent-g);color:#fff;border:none;padding:14px;
  border-radius:10px;font-size:.85rem;font-weight:700;font-family:'Inter',sans-serif;
  cursor:pointer;transition:opacity .2s;margin-top:4px;
}
.form-submit:hover{opacity:.88}

/* ─────────────────────────────────────
   OVERLAY
───────────────────────────────────── */
.overlay{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:500;
  display:flex;align-items:center;justify-content:center;
  padding:24px;opacity:0;pointer-events:none;transition:opacity .3s;
}
.overlay.open{opacity:1;pointer-events:all}
.overlay-backdrop{position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(5,5,20,.75);backdrop-filter:blur(8px)}
.overlay-modal{
  position:relative;z-index:1;background:var(--card);border:1px solid var(--border);
  border-radius:24px;padding:32px;width:100%;max-width:540px;max-height:85vh;overflow-y:auto;
  box-shadow:0 24px 80px rgba(0,0,0,.4);transform:translateY(20px);transition:transform .3s;
}
.overlay.open .overlay-modal{transform:none}
.overlay-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}
.overlay-title{font-family:'Syne',sans-serif;font-size:1.3rem;font-weight:800;color:var(--ink)}
.overlay-sub{display:block;font-size:.7rem;color:var(--muted);margin-top:3px}
.overlay-close{
  width:32px;height:32px;border-radius:50%;background:var(--surface2);border:none;
  color:var(--ink2);font-size:1rem;display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;
}
.sk-rows{display:flex;flex-direction:column;gap:14px}
.sk-row{display:flex;align-items:center;gap:16px}
.sk-row-name{font-size:.8rem;font-weight:500;color:var(--ink);min-width:140px;flex-shrink:0}
.sk-row-track{flex:1;height:5px;background:var(--border);border-radius:100px;overflow:hidden}
.sk-row-fill{height:100%;border-radius:100px;background:var(--accent-g);width:0;transition:width 1s ease}
.sk-row-level{font-size:.65rem;font-weight:700;text-transform:uppercase;min-width:100px;text-align:right;flex-shrink:0}
.lv-exp{color:var(--violet)}.lv-fort{color:var(--green)}.lv-anf{color:var(--muted)}
.proj-detail-desc{font-size:.82rem;color:var(--ink2);line-height:1.85;margin-bottom:20px}
.proj-detail-label{font-size:.6rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.proj-detail-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.proj-detail-list li{font-size:.8rem;color:var(--ink2);padding-left:20px;position:relative;line-height:1.6}
.proj-detail-list li::before{content:'✦';position:absolute;left:0;color:var(--violet);font-size:.6rem;top:.15rem}

/* ─────────────────────────────────────
   FOOTER
───────────────────────────────────── */
.site-footer{
  position:fixed;bottom:0;left:0;right:0;
  background:var(--nav);border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  z-index:150;transition:background .3s,border-color .3s;
}
.footer-left{display:flex;align-items:center;gap:8px}
.footer-role{font-size:.58rem;color:var(--muted);letter-spacing:.1em;font-weight:500}
.footer-dot{font-size:.35rem;color:var(--violet);line-height:1}
.footer-sep{font-size:.62rem;color:var(--border)}
.footer-right{display:flex;align-items:center;gap:8px}
.footer-copy,.footer-right a{font-size:.62rem;color:var(--muted);text-decoration:none}
.footer-right a:hover{color:var(--violet)}

/* ─────────────────────────────────────
   PROGRESS + SCROLL HINT
───────────────────────────────────── */
.progress{position:fixed;left:0;right:0;height:2px;background:var(--border);z-index:300}
.progress-fill{height:100%;background:var(--accent-g);width:0;transition:width .2s}
@keyframes fadeHint{to{opacity:0;pointer-events:none}}
.scroll-hint{
  position:fixed;bottom:1.5rem;right:2rem;font-size:.62rem;color:var(--muted);
  letter-spacing:.12em;text-transform:uppercase;z-index:300;
  animation:fadeHint 3s 2s forwards;display:flex;align-items:center;gap:8px;
}
.scroll-hint::after{content:'→';color:var(--accent)}

/* ─────────────────────────────────────
   HERO ELEMENTS
───────────────────────────────────── */
.hero-eyebrow{font-size:.65rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--violet);margin-bottom:6px}
.hero-tiny-line{width:29px;height:2px;background:var(--violet);margin-bottom:20px;box-shadow:0 0 12px rgba(144,114,255,.7)}
.hero-title{
  font-family:'Syne',sans-serif;font-size:clamp(2.8rem,4.5vw,5.5rem);
  font-weight:800;line-height:1;letter-spacing:-.03em;margin-bottom:20px;color:var(--ink);
}
html.dark .hero-title{color:#fff}
.hero-title .t-violet{color:var(--violet)}
.hero-sub{font-size:.88rem;line-height:1.8;color:var(--ink2);margin-bottom:28px}
html.dark .hero-sub{color:rgba(255,255,255,.65)}
.hero-sub strong{font-weight:600;color:var(--ink)}
html.dark .hero-sub strong{color:#fff}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.code-sym{display:block;opacity:.9;margin-bottom:8px}
.hero-code-row{display:flex;align-items:center;gap:16px;margin-bottom:24px}
.hero-code-row .code-sym{margin-bottom:0;flex-shrink:0}
.hero-quote-inline{
  font-size:.78rem;color:var(--ink2);text-transform:uppercase;
  letter-spacing:.06em;font-weight:700;line-height:1.6;
  border-left:2px solid var(--violet);padding-left:14px;
}
html.dark .hero-quote-inline{color:rgba(255,255,255,.55)}
.hero-right{
  position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;
  background:
    radial-gradient(ellipse at 70% 10%,rgba(144,114,255,.22),transparent 50%),
    radial-gradient(ellipse at 90% 80%,rgba(67,97,238,.18),transparent 45%),
    linear-gradient(135deg,#141832 0%,#0a0c1a 50%,#080a16 100%);
}
html:not(.dark) .hero-right{
  background:
    radial-gradient(ellipse at 70% 10%,rgba(144,114,255,.35),transparent 50%),
    radial-gradient(ellipse at 90% 80%,rgba(100,80,240,.25),transparent 45%),
    linear-gradient(135deg,#2a2f6e 0%,#1a1d52 50%,#141640 100%);
}
.hero-svg-wrap{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:16px}
.hero-svg-wrap svg{width:100%;height:100%}
.hero-inner{display:grid}
.stats-row{display:grid;gap:10px;margin-top:32px}
.hero-quote-block{padding-left:16px;border-left:2px solid var(--violet)}
.hero-quote-block span{
  display:block;font-size:.75rem;line-height:1.85;color:var(--ink2);
  text-transform:uppercase;letter-spacing:.06em;font-weight:600;
}
html.dark .hero-quote-block span{color:rgba(255,255,255,.5)}

/* Hobby tags */
.hobby-label{font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;margin-top:20px}
.hobby-tags{display:flex;flex-wrap:wrap;gap:6px}
.hobby-tag{font-size:.72rem;padding:5px 12px;border-radius:100px;background:var(--surface2);border:1px solid var(--border);color:var(--ink2)}

/* ═══════════════════════════════════════
   DESKTOP  ≥1025px
   Horizontal scroll layout
═══════════════════════════════════════ */
@media(min-width:1025px){
  html,body{height:100%;overflow:hidden}

  /* Track */
  .h-track{
    display:flex;height:100vh;padding-top:60px;
    overflow-x:auto;overflow-y:hidden;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .h-track::-webkit-scrollbar{display:none}

  /* Panels */
  .panel{
    min-width:100vw;width:100vw;height:100%;flex-shrink:0;
    scroll-snap-align:start;position:relative;overflow:hidden;
    display:flex;align-items:center;justify-content:center;
    padding:40px 48px;background:transparent;
  }
  .panel-hero{padding:0}
  .panel-projects,.panel-cv{flex-direction:column;justify-content:center;align-items:flex-start}
  .panel-contact{flex-direction:column;align-items:center;justify-content:center}

  /* Nav desktop */
  .sec-nav{display:flex}
  .mob-btn,.mob-nav{display:none}

  /* Hero */
  .hero-inner{grid-template-columns:1fr 1fr;height:100%;width:100%;align-items:center}
  .hero-left{display:flex;flex-direction:column;justify-content:center;padding:48px 48px 48px 64px}
  .hero-right{height:100%}
  .hero-svg-wrap svg{max-height:calc(100vh - 88px)}
  .hero-btns{margin-bottom:0}
  .stats-row{grid-template-columns:repeat(4,1fr)}
  .code-sym{display:block}
  .hero-quote-inline{display:inline}
  .hero-quote-block{display:none}

  /* Grids */
  .focus-cards{grid-template-columns:repeat(3,1fr)}
  .proj-grid{grid-template-columns:repeat(3,1fr)}
  .sk-grid{grid-template-columns:repeat(3,1fr)}
  .cv-grid{grid-template-columns:1.1fr .8fr 1.1fr;gap:24px}
  .contact-cols{display:grid;grid-template-columns:1fr 1.3fr;gap:64px;align-items:start}
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}

  /* Footer desktop */
  .site-footer{height:28px;padding:0 32px}
  .footer-right{display:flex}

  /* Progress */
  .progress{bottom:28px}
  .scroll-hint{display:flex}
}

/* ═══════════════════════════════════════
   TABLET  768px – 1024px
   Vertical scroll, 2-col hero
═══════════════════════════════════════ */
@media(min-width:768px) and (max-width:1024px){
  html,body{height:auto;overflow-x:hidden;overflow-y:auto}

  .h-track{display:block;height:auto;padding-top:60px}
  .panel{
    width:100%;height:auto;min-height:100vh;
    display:flex;flex-direction:column;justify-content:flex-start;
    padding:48px 40px 40px;background:transparent;
  }
  .panel-hero{padding:0}

  .sec-nav{display:none}
  .mob-btn{display:flex}

  /* Hero tablet */
  .hero-inner{grid-template-columns:1fr 1fr;min-height:100vh;align-items:center}
  .hero-left{display:flex;flex-direction:column;justify-content:center;padding:48px 32px 40px 40px}
  .hero-right{height:100vh}
  .hero-btns{margin-bottom:24px}
  .stats-row{grid-template-columns:repeat(2,1fr);margin-top:24px}
  .code-sym{display:block}
  .hero-quote-inline{display:inline}
  .hero-quote-block{display:none}

  /* Grids */
  .focus-cards{grid-template-columns:1fr 1fr}
  .proj-grid{grid-template-columns:1fr 1fr}
  .sk-grid{grid-template-columns:1fr 1fr}
  .cv-grid{grid-template-columns:1fr 1fr}
  .contact-cols{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start}
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}

  /* Footer tablet - hidden */
  .site-footer{display:none}
  .progress,.scroll-hint{display:none}
  .fi{opacity:1;transform:none}
  .stat-box{opacity:1;transform:none}
}

/* ═══════════════════════════════════════
   MOBILE  <768px
   Vertical scroll, single column
═══════════════════════════════════════ */
@media(max-width:767px){
  html,body{height:auto;overflow-x:hidden;overflow-y:auto}

  nav{padding:0 24px}
  .mob-btn{display:flex}
  .sec-nav{display:none}

  .h-track{display:block;height:auto;padding-top:60px}
  .panel{
    width:100%;height:auto;min-height:auto;
    display:flex;flex-direction:column;
    padding:48px 24px 40px;
    background:transparent;
  }
  .fi{opacity:1;transform:none}
  .stat-box{opacity:1;transform:none}

  /* Hero mobile */
  .panel-hero{padding:48px 24px 0}
  .hero-inner{grid-template-columns:1fr;height:auto}
  .hero-right{display:none}
  .hero-left{width:100%;padding:0;display:flex;flex-direction:column}
  .hero-title{font-size:clamp(2.4rem,9vw,3.5rem);margin-bottom:16px}
  .code-sym{display:none}
  .hero-quote-inline{display:none}
  .hero-btns{margin-bottom:24px}
  .hero-quote-block{display:block;margin-bottom:40px}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:8px;margin-top:0}

  /* Section grids - 1 column with 16px gap */
  .focus-cards{grid-template-columns:1fr;gap:16px}
  .proj-grid{grid-template-columns:1fr;gap:16px}
  .sk-grid{grid-template-columns:1fr;gap:16px}
  .cv-grid{grid-template-columns:1fr;gap:24px}
  .contact-cols{display:flex;flex-direction:column;gap:32px}
  .form-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-bottom:12px}

  /* CV spacing */
  .cv-top{margin-bottom:24px}
  .cv-top .panel-title{margin-bottom:16px}
  .cv-item{padding:16px 0 16px 12px}
  .edu-item{padding:12px 0 12px 12px}
  .cert-grid-2{grid-template-columns:1fr 1fr;gap:8px}

  /* Contact */
  .contact-title{font-size:clamp(2rem,8vw,3rem)}
  .c-link{padding:12px 0}
  .form-title{margin-top:24px;margin-bottom:16px}

  /* Footer mobile */
  .site-footer{height:40px;padding:0 24px}
  .footer-right{display:none}

  .progress,.scroll-hint{display:none}
  .overlay-modal{max-width:100%;border-radius:16px}
}


.focus-icon{margin-bottom:14px;line-height:1}
.focus-icon svg{width:28px;height:28px;display:block;fill:var(--violet)}
.cert-ico{width:16px;height:16px;fill:var(--violet) !important;flex-shrink:0;color:var(--violet)}

/* ── Light mode: unified card style ── */
html:not(.dark) .focus-card,
html:not(.dark) .sk-card,
html:not(.dark) .proj-card,
html:not(.dark) .cert-item,
html:not(.dark) .stat-box{
  background:var(--card);
  border-color:var(--border);
  box-shadow:0 2px 16px rgba(67,97,238,.08);
}
html:not(.dark) .focus-card:hover,
html:not(.dark) .sk-card:hover,
html:not(.dark) .proj-card:hover,
html:not(.dark) .cert-item:hover{
  background:var(--card);
  border-color:var(--accent);
  box-shadow:0 8px 32px rgba(67,97,238,.15);
  transform:translateY(-3px);
}