/* =====================================================================
   Abhay Gupta — Portfolio  (v2, reference-inspired)
   Theme: Techno / Nerdy · Neutral palette · Fluid + smooth
   Single stylesheet. JS lives inline in index.html.
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root{
  --font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-display:"Space Grotesk",var(--font-sans);
  --font-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

  --max:1180px;
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);
  --dur:.55s;

  --shadow:0 1px 2px rgba(0,0,0,.20),0 16px 40px -18px rgba(0,0,0,.55);
}

/* Dark (default) */
:root,[data-theme="dark"]{
  --bg:#0a0c0f;
  --bg-2:#0e1115;
  --grid:rgba(255,255,255,.035);
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --surface-solid:#13171c;
  --border:rgba(255,255,255,.085);
  --border-strong:rgba(255,255,255,.16);
  --text:#e9edf1;
  --text-dim:#99a3ae;
  --muted:#69727c;
  --accent:#9db8d6;
  --accent-2:#cbb89c;
  --accent-ink:#0a0c0f;
  --glow:rgba(120,160,205,.30);
  --glow-2:rgba(190,170,130,.18);
  --scheme:dark;
}

/* Light */
[data-theme="light"]{
  --bg:#f4f5f7;
  --bg-2:#e9ebee;
  --grid:rgba(20,30,45,.05);
  --surface:rgba(255,255,255,.72);
  --surface-2:rgba(255,255,255,.96);
  --surface-solid:#ffffff;
  --border:rgba(15,25,40,.10);
  --border-strong:rgba(15,25,40,.18);
  --text:#151a1f;
  --text-dim:#4c545d;
  --muted:#79828b;
  --accent:#3c5c7d;
  --accent-2:#8a734a;
  --accent-ink:#ffffff;
  --glow:rgba(70,110,150,.18);
  --glow-2:rgba(150,120,70,.12);
  --scheme:light;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);background:var(--bg);color:var(--text);
  line-height:1.6;font-size:clamp(15px,.6vw + 13px,17px);overflow-x:hidden;
  color-scheme:var(--scheme);
  transition:background var(--dur) var(--ease-soft),color var(--dur) var(--ease-soft);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:none}
ul{list-style:none}
::selection{background:var(--accent);color:var(--accent-ink)}

/* ---------- Ambient background (parallax) ---------- */
.bg-layers{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
.bg-grid{position:absolute;inset:-12%;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse 85% 70% at 50% 18%,#000 38%,transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 85% 70% at 50% 18%,#000 38%,transparent 100%);will-change:transform}
.bg-orb{position:absolute;border-radius:50%;filter:blur(72px);opacity:.7;will-change:transform}
.bg-orb.a{width:520px;height:520px;background:radial-gradient(circle,var(--glow),transparent 70%);top:-150px;left:-90px}
.bg-orb.b{width:460px;height:460px;background:radial-gradient(circle,var(--glow-2),transparent 70%);top:32%;right:-130px}
.bg-orb.c{width:600px;height:600px;background:radial-gradient(circle,var(--glow),transparent 72%);bottom:-240px;left:36%}
.bg-noise{position:absolute;inset:0;opacity:.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------- Preloader ---------- */
#loader{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;background:var(--bg);
  transition:opacity .6s var(--ease),visibility .6s var(--ease)}
#loader.done{opacity:0;visibility:hidden}
.loader-box{width:min(440px,82vw);font-family:var(--font-mono);text-align:left}
.loader-tag{color:var(--accent);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase}
.loader-name{font-family:var(--font-display);font-weight:700;font-size:clamp(1.6rem,6vw,2.4rem);
  letter-spacing:-.02em;margin:.35rem 0 1.1rem;position:relative;color:var(--text)}
.loader-name::after{content:"_";color:var(--accent);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.loader-lines{font-size:.78rem;color:var(--text-dim);min-height:5.4em;margin-bottom:1rem}
.loader-lines span{display:block;opacity:0;transform:translateY(4px);animation:bootline .01s forwards}
.loader-bar{height:4px;border-radius:99px;background:var(--surface-2);overflow:hidden;border:1px solid var(--border)}
.loader-fill{height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--accent-2));
  box-shadow:0 0 16px var(--glow);transition:width .2s linear}
.loader-pct{margin-top:.5rem;font-size:.74rem;color:var(--muted);display:flex;justify-content:space-between}
@keyframes bootline{to{opacity:1;transform:none}}

/* ---------- Layout ---------- */
.shell{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
section{position:relative;padding:clamp(70px,9vw,128px) 0}
.section-head{margin-bottom:clamp(34px,5vw,58px);max-width:760px}
.eyebrow{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);opacity:.6}
h2.title{font-family:var(--font-display);font-weight:700;letter-spacing:-.03em;
  font-size:clamp(2.1rem,6vw,3.6rem);margin:.7rem 0 .5rem;line-height:1.02}
.section-sub{color:var(--text-dim);max-width:60ch}

/* ---------- Navigation ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;
  transition:transform .45s var(--ease),background .4s var(--ease),border-color .4s var(--ease),backdrop-filter .4s var(--ease)}
.nav.scrolled{background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--border)}
.nav.hide{transform:translateY(-105%)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;
  max-width:var(--max);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
.brand{display:flex;align-items:center;gap:.55rem;font-family:var(--font-mono);font-weight:700;letter-spacing:-.01em}
.brand .mono{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;font-size:.82rem;
  color:var(--accent-ink);background:linear-gradient(140deg,var(--accent),var(--accent-2));box-shadow:0 0 14px var(--glow)}
.nav-links{display:flex;align-items:center;gap:.25rem}
.nav-links a{position:relative;font-size:.9rem;color:var(--text-dim);padding:.5rem .8rem;border-radius:var(--radius-pill);
  transition:color .3s var(--ease),background .3s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:50%;bottom:.32rem;transform:translateX(-50%) scaleX(0);
  width:16px;height:2px;border-radius:2px;background:var(--accent);transition:transform .35s var(--ease)}
.nav-links a:hover{color:var(--text);background:var(--surface)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{transform:translateX(-50%) scaleX(1)}
.nav-right{display:flex;align-items:center;gap:.6rem}
.theme-toggle{position:relative;width:58px;height:30px;border-radius:99px;border:1px solid var(--border-strong);
  background:var(--surface);display:inline-flex;align-items:center;padding:0 4px;transition:background .4s var(--ease),border-color .4s var(--ease)}
.theme-toggle .knob{position:absolute;top:50%;left:4px;transform:translateY(-50%);width:22px;height:22px;border-radius:50%;
  background:linear-gradient(140deg,var(--accent),var(--accent-2));box-shadow:0 0 12px var(--glow);transition:left .45s var(--ease)}
[data-theme="light"] .theme-toggle .knob{left:32px}
.theme-toggle svg{width:14px;height:14px;color:var(--text-dim);z-index:1}
.theme-toggle .sun{margin-left:auto}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--surface);place-items:center}
.burger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .35s var(--ease),opacity .25s var(--ease)}
.burger span+span{margin-top:4px}
.burger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-mono);font-size:.86rem;
  font-weight:500;letter-spacing:.01em;padding:.82rem 1.4rem;border-radius:var(--radius-pill);
  border:1px solid var(--border-strong);background:var(--surface);color:var(--text);overflow:hidden;isolation:isolate;
  transition:transform .3s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease),color .3s var(--ease);will-change:transform}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,var(--accent),var(--accent-2));
  opacity:0;transform:translateY(101%);transition:transform .45s var(--ease),opacity .45s var(--ease)}
.btn:hover{transform:translateY(-3px);box-shadow:0 12px 30px -14px var(--glow);border-color:transparent;color:var(--accent-ink)}
.btn:hover::before{opacity:1;transform:translateY(0)}
.btn:active{transform:translateY(-1px) scale(.98)}
.btn.primary{border-color:transparent;color:var(--accent-ink)}
.btn.primary::before{opacity:1;transform:translateY(0)}
.btn.primary:hover{box-shadow:0 16px 36px -12px var(--glow)}
.btn.ghost{background:transparent}
.btn.small{padding:.5rem .9rem;font-size:.78rem}
.btn .ico{width:16px;height:16px}
.icon-btn{width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--surface);
  display:grid;place-items:center;color:var(--text-dim);
  transition:transform .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease)}
.icon-btn:hover{transform:translateY(-3px);color:var(--text);border-color:var(--border-strong);background:var(--surface-2)}
.icon-btn svg{width:18px;height:18px}
.socials{display:flex;gap:.5rem}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.76rem;
  color:var(--text-dim);border:1px solid var(--border);background:var(--surface);padding:.4rem .8rem;border-radius:var(--radius-pill)}
.badge .pulse{width:8px;height:8px;border-radius:50%;background:#5fd08a;box-shadow:0 0 0 0 rgba(95,208,138,.6);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(95,208,138,.5)}70%{box-shadow:0 0 0 8px rgba(95,208,138,0)}100%{box-shadow:0 0 0 0 rgba(95,208,138,0)}}
.badge.live{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,transparent);background:color-mix(in srgb,var(--accent) 12%,transparent);text-transform:uppercase;letter-spacing:.1em;font-size:.66rem;padding:.25rem .6rem}

/* ---------- Hero ---------- */
.hero{min-height:100svh;display:flex;align-items:center;padding-top:96px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,60px);align-items:center;width:100%}
.hero .tags{display:flex;flex-wrap:wrap;gap:.5rem 1rem;font-family:var(--font-mono);font-size:.84rem;color:var(--text-dim);margin:1rem 0 1.2rem}
.hero .tags span{display:inline-flex;align-items:center;gap:1rem}
.hero .tags span::after{content:"·";color:var(--accent)}
.hero .tags span:last-child::after{content:""}
.hero h1{font-family:var(--font-display);font-weight:700;letter-spacing:-.04em;line-height:.95;
  font-size:clamp(3rem,11vw,6.4rem)}
.hero h1 .grad{background:linear-gradient(110deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{color:var(--text-dim);max-width:54ch;font-size:clamp(1rem,1.6vw,1.12rem)}
.hero .cta{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;margin-top:1.6rem}

/* Avatar orbit */
.orbit{position:relative;width:min(420px,84vw);aspect-ratio:1;margin-inline:auto;will-change:transform}
.orbit .ring{position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 220deg,var(--accent),var(--accent-2),transparent 60%,var(--accent));
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 2px),#000 calc(100% - 1px));
  mask:radial-gradient(farthest-side,transparent calc(100% - 2px),#000 calc(100% - 1px));opacity:.7;animation:spin 18s linear infinite}
.orbit .ring.r2{inset:11%;animation-direction:reverse;animation-duration:26s;opacity:.4}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit .disc{position:absolute;inset:16%;border-radius:50%;
  background:radial-gradient(120% 120% at 30% 20%,var(--surface-2),var(--surface));
  border:1px solid var(--border);box-shadow:inset 0 0 60px var(--glow),var(--shadow);
  display:grid;place-items:center;overflow:hidden}
.orbit .disc::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:24px 24px;opacity:.6;z-index:0}
.orbit .disc img.avatar{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 22%;border-radius:50%;z-index:1}
.orbit .mono{position:relative;font-family:var(--font-display);font-weight:700;font-size:clamp(3rem,11vw,5rem);letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.orbit .mono small{display:block;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.3em;font-weight:500;
  color:var(--muted);-webkit-text-fill-color:var(--muted);text-align:center;margin-top:.2rem}
.float-chip{position:absolute;font-family:var(--font-mono);font-size:.74rem;padding:.45rem .8rem;border-radius:var(--radius-pill);
  border:1px solid var(--border-strong);background:var(--surface-2);color:var(--text);backdrop-filter:blur(8px);
  box-shadow:var(--shadow);display:inline-flex;align-items:center;gap:.45rem;will-change:transform;white-space:nowrap}
.float-chip b{color:var(--accent)}
.float-chip.c1{top:14%;left:-6%}
.float-chip.c2{top:46%;right:-10%}
.float-chip.c3{bottom:10%;left:4%}
.float-chip.c4{bottom:-2%;right:8%}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.07s}.reveal[data-delay="2"]{transition-delay:.14s}
.reveal[data-delay="3"]{transition-delay:.21s}.reveal[data-delay="4"]{transition-delay:.28s}
.reveal[data-delay="5"]{transition-delay:.35s}

/* ---------- Experience timeline ---------- */
.timeline{position:relative;display:grid;gap:clamp(18px,2.5vw,30px)}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--accent),transparent);opacity:.5}
.tl-item{position:relative;padding-left:2.6rem}
.tl-item::before{content:"";position:absolute;left:0;top:.5rem;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 18%,transparent)}
.tl-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:clamp(1.2rem,2.6vw,1.7rem);
  transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease)}
.tl-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow)}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .8rem}
.tl-org{font-family:var(--font-display);font-weight:700;font-size:1.3rem;letter-spacing:-.01em}
.tl-role{color:var(--accent);font-family:var(--font-mono);font-size:.84rem;text-transform:uppercase;letter-spacing:.1em;margin-top:.35rem}
.tl-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;font-family:var(--font-mono);font-size:.78rem;color:var(--muted);margin:.5rem 0 .2rem}
.tl-card ul{margin-top:.9rem;display:grid;gap:.55rem}
.tl-card li{position:relative;padding-left:1.25rem;color:var(--text-dim);font-size:.95rem}
.tl-card li::before{content:"▹";position:absolute;left:0;color:var(--accent)}
.tl-card li b{color:var(--text)}
.tag-row{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1rem}
.tag{font-family:var(--font-mono);font-size:.72rem;color:var(--text-dim);border:1px solid var(--border);
  border-radius:var(--radius-pill);padding:.24rem .62rem;background:var(--surface)}

/* ---------- Impact ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:clamp(12px,2vw,20px);margin-bottom:clamp(24px,3vw,34px)}
.stat{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:1.2rem 1.3rem;transition:transform .4s var(--ease),border-color .4s var(--ease)}
.stat:hover{transform:translateY(-4px);border-color:var(--border-strong)}
.stat .num{font-family:var(--font-display);font-weight:700;font-size:clamp(1.7rem,4vw,2.3rem);line-height:1;
  background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--text-dim);font-size:.88rem;margin-top:.4rem}
.mile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(14px,2vw,22px)}
.mile{position:relative;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);
  padding:clamp(1.2rem,2.6vw,1.6rem);overflow:hidden;transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease)}
.mile::after{content:"";position:absolute;inset:0;background:radial-gradient(360px circle at 80% -10%,var(--glow),transparent 50%);opacity:0;transition:opacity .5s var(--ease);pointer-events:none}
.mile:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow)}
.mile:hover::after{opacity:.6}
.mile .cat{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;justify-content:space-between}
.mile .cat .medal{font-size:1.2rem}
.mile h4{font-family:var(--font-display);font-weight:600;font-size:1.18rem;margin:.7rem 0 .45rem}
.mile p{color:var(--text-dim);font-size:.92rem}
.mile .btn{margin-top:1rem}

/* ---------- Skills ---------- */
.skill-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:clamp(16px,2.4vw,24px)}
.skill-group{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:clamp(1.2rem,2.4vw,1.6rem);transition:border-color .4s var(--ease)}
.skill-group:hover{border-color:var(--border-strong)}
.skill-group h3{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem}
.skill-group h3 .hash{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:.55rem}
.chip{display:inline-flex;align-items:center;gap:.45rem;font-family:var(--font-mono);font-size:.82rem;color:var(--text);
  border:1px solid var(--border-strong);border-radius:var(--radius-pill);padding:.42rem .85rem;background:var(--surface-2);
  transition:transform .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease),box-shadow .35s var(--ease);cursor:default;will-change:transform}
.chip .ci{font-size:.9rem;line-height:1}
.chip:hover{transform:translateY(-3px);color:var(--accent-ink);border-color:transparent;box-shadow:0 8px 20px -10px var(--glow);background:linear-gradient(120deg,var(--accent),var(--accent-2))}

/* ---------- Projects ---------- */
.proj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:clamp(16px,2.4vw,24px)}
.proj{position:relative;display:flex;flex-direction:column;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);
  padding:clamp(1.3rem,2.6vw,1.7rem);overflow:hidden;transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease)}
.proj::after{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),var(--glow),transparent 45%);opacity:0;transition:opacity .5s var(--ease);pointer-events:none}
.proj:hover{transform:translateY(-6px);border-color:var(--border-strong);box-shadow:var(--shadow)}
.proj:hover::after{opacity:.55}
.proj .cat{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:.7rem}
.proj h3{font-family:var(--font-display);font-weight:600;font-size:1.22rem;margin-bottom:.5rem}
.proj p{color:var(--text-dim);font-size:.93rem;flex:1}
.proj .tag-row{margin-top:1rem}
.proj .links{display:flex;gap:.6rem;margin-top:1.2rem;align-items:center}
.proj .priv{font-family:var(--font-mono);font-size:.74rem;color:var(--muted);display:inline-flex;align-items:center;gap:.4rem;margin-top:1.2rem}

/* ---------- Contact ---------- */
.contact-wrap{border:1px solid var(--border);border-radius:calc(var(--radius) + 6px);background:var(--surface);
  padding:clamp(1.8rem,5vw,3.6rem);text-align:center;position:relative;overflow:hidden}
.contact-wrap::before{content:"";position:absolute;inset:0;background:radial-gradient(600px circle at 50% -20%,var(--glow),transparent 60%);opacity:.7;pointer-events:none}
.contact-wrap h2{font-family:var(--font-display);font-weight:700;letter-spacing:-.02em;font-size:clamp(2rem,6vw,3.4rem);position:relative}
.contact-wrap p{color:var(--text-dim);max-width:48ch;margin:.8rem auto 1.8rem;position:relative}
.contact-cta{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center;position:relative}
.contact-meta{margin-top:1.8rem;display:flex;flex-wrap:wrap;gap:1.2rem;justify-content:center;font-family:var(--font-mono);font-size:.82rem;color:var(--muted);position:relative}
.contact-meta a{color:var(--text-dim);transition:color .3s var(--ease)}
.contact-meta a:hover{color:var(--accent)}

/* ---------- Footer ---------- */
.foot{border-top:1px solid var(--border);padding:2rem 0;margin-top:clamp(40px,6vw,80px)}
.foot-inner{display:flex;flex-wrap:wrap;gap:.8rem 1.5rem;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:.8rem;color:var(--muted)}
.foot-inner .top{display:inline-flex;align-items:center;gap:.4rem;color:var(--text-dim);transition:color .3s var(--ease)}
.foot-inner .top:hover{color:var(--accent)}

/* ---------- Scroll progress ---------- */
#progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:95;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 12px var(--glow)}

/* ---------- Responsive ---------- */
@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero .tags{justify-content:center}.hero .cta{justify-content:center}.hero .lede{margin-inline:auto}
  .orbit{order:-1;width:min(330px,72vw)}
  .nav-links{position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:stretch;gap:.2rem;
    background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);
    padding:.8rem clamp(20px,5vw,40px) 1.2rem;transform:translateY(-12px);opacity:0;pointer-events:none;transition:transform .4s var(--ease),opacity .4s var(--ease)}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:.7rem .9rem;border-radius:var(--radius-sm)}
  .nav-links a::after{display:none}
  .nav-links a.active{background:var(--surface);color:var(--accent)}
  .burger{display:grid}
}
@media(max-width:520px){.btn{padding:.75rem 1.15rem}.float-chip{font-size:.68rem}}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}.orbit .ring{animation:none}
}