:root{
    --navy:#0b1f4b;
    --navy-2:#16347a;
    --cherry:#d2042d;
    --cherry-deep:#8f021f;
    --cherry-hi:#ff4d6a;
    --text:#f3f5fc;
    --muted:#a3acc9;
    --bg:#05060a;
    --card:rgba(11,31,75,.38);
    --border:rgba(255,255,255,.1);
    --glow1:rgba(22,52,122,.55);
    --glow2:rgba(210,4,45,.16);
    --nav-bg:rgba(5,6,10,.72);
    --menu-bg:rgba(5,6,10,.96);
    --foot-bg:rgba(5,6,10,.6);
    --surface:rgba(255,255,255,.04);
    --surface-2:rgba(255,255,255,.05);
    --surface-3:rgba(255,255,255,.07);
    --track:rgba(255,255,255,.08);
    --chip-bg:rgba(5,6,10,.78);
    --edge:#05060a;
    --btn-hover-border:rgba(255,255,255,.3);
    color-scheme:dark;
  }
  /* Three modes (data-theme): "dark" = everything dark, "light" = everything light,
     "mixed" = sections alternate dark / light (1st dark, 2nd light, 3rd dark ...). */
  :root[data-theme="light"]{
    --text:#0b1230;--muted:#4b5679;--cherry-hi:#c8032a;--bg:#f4f6fc;
    --card:rgba(255,255,255,.74);--border:rgba(11,31,75,.14);
    --glow1:rgba(22,52,122,.16);--glow2:rgba(210,4,45,.10);
    --nav-bg:rgba(244,246,252,.84);--menu-bg:rgba(255,255,255,.97);--foot-bg:rgba(255,255,255,.65);
    --surface:rgba(11,31,75,.05);--surface-2:rgba(11,31,75,.05);--surface-3:rgba(11,31,75,.08);
    --track:rgba(11,31,75,.1);--chip-bg:rgba(255,255,255,.9);--edge:#f4f6fc;
    --btn-hover-border:rgba(11,31,75,.35);color-scheme:light;
  }
  :root[data-theme="mixed"] main>section:nth-of-type(even){
    --text:#0b1230;
    --muted:#4b5679;
    --cherry-hi:#c8032a;
    --bg:#f4f6fc;
    --card:rgba(255,255,255,.74);
    --border:rgba(11,31,75,.14);
    --glow1:rgba(22,52,122,.16);
    --glow2:rgba(210,4,45,.10);
    --nav-bg:rgba(244,246,252,.84);
    --menu-bg:rgba(255,255,255,.97);
    --foot-bg:rgba(255,255,255,.65);
    --surface:rgba(11,31,75,.05);
    --surface-2:rgba(11,31,75,.05);
    --surface-3:rgba(11,31,75,.08);
    --track:rgba(11,31,75,.1);
    --chip-bg:rgba(255,255,255,.9);
    --edge:#f4f6fc;
    --btn-hover-border:rgba(11,31,75,.35);
    color-scheme:light;
    color:var(--text);
    background:
      radial-gradient(800px circle at 92% 8%,rgba(22,52,122,.13),transparent 60%),
      radial-gradient(700px circle at 4% 96%,rgba(210,4,45,.09),transparent 60%),
      rgba(244,246,252,.92);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;background:var(--bg)}
  body{
    color:var(--text);
    font-family:'Inter',system-ui,sans-serif;
    line-height:1.6;
    overflow-x:hidden;
  }
  body::before{
    content:"";position:fixed;inset:0;z-index:-1;
    background:
      radial-gradient(900px circle at 88% 8%,var(--glow1),transparent 60%),
      radial-gradient(800px circle at 4% 92%,var(--glow2),transparent 60%),
      var(--bg);
  }
  #bg{position:fixed;inset:0;width:100%;height:100%;z-index:0;display:block}
  main,nav,footer{position:relative;z-index:1}
  #fx{position:fixed;inset:0;width:100%;height:100%;z-index:50;pointer-events:none;display:block}
  .progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:30;background:linear-gradient(90deg,var(--cherry),var(--navy-2))}
  a{color:inherit}
  .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

  /* ---------- NAV ---------- */
  nav{
    position:fixed;top:0;left:0;right:0;z-index:20;
    display:flex;justify-content:space-between;align-items:center;gap:16px;
    padding:14px 5vw;
    transition:background .3s, backdrop-filter .3s, border-color .3s;
    border-bottom:1px solid transparent;
  }
  nav.scrolled{background:var(--nav-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--border)}
  .logo{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.2rem;text-decoration:none}
  .avatar{width:38px;height:38px;border-radius:50%;overflow:hidden;border:2px solid var(--cherry);flex:none;background:var(--navy)}
  .avatar img{width:100%;height:100%;object-fit:cover;object-position:47% 30%;transform:scale(2.2);transform-origin:47% 32%;display:block}
  .logo b{color:var(--cherry-hi)}
  nav ul{display:flex;gap:26px;list-style:none}
  nav a.link{color:var(--muted);text-decoration:none;font-size:.94rem;transition:color .2s}
  nav a.link:hover{color:var(--text)}
  .nav-right{display:flex;align-items:center;gap:12px}
  .menu-btn{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
  .menu-btn span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s, opacity .25s}
  .menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-btn.open span:nth-child(2){opacity:0}
  .menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* ---------- BUTTONS ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;border-radius:999px;border:1px solid var(--border);
    color:var(--text);text-decoration:none;font:inherit;font-weight:600;font-size:.95rem;cursor:pointer;
    background:var(--surface);
    transition:transform .2s, box-shadow .2s, background .2s, border-color .2s;
  }
  .btn svg{width:18px;height:18px;flex:none}
  .btn:hover{transform:translateY(-3px);border-color:var(--btn-hover-border)}
  .btn.primary{
    background:linear-gradient(135deg,var(--cherry),var(--cherry-deep));
    border-color:transparent;color:#fff;
    box-shadow:0 0 26px rgba(210,4,45,.42);
  }
  .btn.primary:hover{box-shadow:0 0 42px rgba(210,4,45,.7)}
  .btn.small{padding:9px 18px;font-size:.88rem}

  /* ---------- LAYOUT ---------- */
  section{min-height:100vh;display:flex;align-items:center;padding:110px 5vw 70px}
  .wrap{width:100%;max-width:1100px;margin:0 auto}
  .eyebrow{color:var(--cherry-hi);font-size:.85rem;font-weight:600;letter-spacing:3px;text-transform:uppercase;margin-bottom:12px}
  h2{font-family:'Space Grotesk',sans-serif;font-size:clamp(2rem,4.5vw,3rem);line-height:1.1;margin-bottom:12px}
  .sub{color:var(--muted);max-width:560px;margin-bottom:40px}
  .glass{
    background:var(--card);
    border:1px solid var(--border);
    border-radius:20px;
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  }

  /* ---------- HERO ---------- */
  #hero{position:relative;overflow-x:clip}
  #hero .wrap{max-width:1200px}
  .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
  .hello{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:.85rem;color:var(--muted);margin-bottom:20px}
  .hello i{width:8px;height:8px;border-radius:50%;background:#3ddc84;box-shadow:0 0 10px #3ddc84}
  h1{font-family:'Space Grotesk',sans-serif;font-size:clamp(2.8rem,7vw,5.2rem);line-height:1.02;margin-bottom:16px}
  h1 .grad{background:linear-gradient(90deg,var(--cherry-hi),var(--cherry),#5b7fd6);-webkit-background-clip:text;background-clip:text;color:transparent}
  .role{font-size:1.25rem;color:var(--muted);min-height:2rem;margin-bottom:12px}
  .role .typed{color:var(--text)}
  .caret{display:inline-block;width:2px;height:1.1em;background:var(--cherry-hi);margin-left:3px;vertical-align:-3px;animation:blink 1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}
  .lead{color:var(--muted);max-width:500px;margin-bottom:28px}
  .btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
  .social{display:flex;gap:12px;flex-wrap:wrap}
  .social a{
    width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
    background:var(--surface-2);border:1px solid var(--border);color:var(--text);
    transition:transform .2s, color .2s, background .2s, border-color .2s, box-shadow .2s;
  }
  .social a svg{width:19px;height:19px;fill:currentColor}
  .social a:hover{color:#fff;background:var(--cherry);border-color:var(--cherry);transform:translateY(-4px);box-shadow:0 8px 22px rgba(210,4,45,.45)}
  /* Alumni logo stays plain white; it gets the same cherry hover as the others */
  .social a[data-social="alumni"] svg{width:22px;height:22px}

  .photo-wrap{position:relative;width:min(420px,86vw);aspect-ratio:1;justify-self:center;animation:float 6s ease-in-out infinite}
  @keyframes float{50%{transform:translateY(-12px)}}
  .photo-ring{
    position:absolute;inset:-6px;border-radius:38px;
    background:conic-gradient(from 0deg,var(--cherry),var(--navy-2),#000,var(--cherry));
    animation:spin 9s linear infinite;filter:blur(.3px);
  }
  .photo-glow{position:absolute;inset:-6px;border-radius:38px;background:conic-gradient(from 0deg,var(--cherry),var(--navy-2),#000,var(--cherry));filter:blur(34px);opacity:.55;animation:spin 9s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
  .photo-tilt{position:absolute;inset:0;border-radius:34px;transition:transform .15s ease-out;transform-style:preserve-3d}
  .photo-tilt img{
    width:100%;height:100%;object-fit:cover;display:block;
    border-radius:34px;border:5px solid var(--edge);
    background:var(--navy);
  }
  .chip{
    position:absolute;padding:8px 14px;border-radius:999px;font-size:.8rem;font-weight:600;
    background:var(--chip-bg);border:1px solid var(--border);
    backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
    box-shadow:0 8px 24px rgba(0,0,0,.4);
  }
  .chip b{color:var(--cherry-hi)}
  .chip.c1{left:-18px;bottom:16%;animation:float 5s ease-in-out infinite}
  .chip.c2{right:-14px;top:12%;animation:float 7s ease-in-out infinite reverse}

  /* ---------- ABOUT ---------- */
  #about .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
  .about-card{padding:38px}
  .about-video{position:relative;border-radius:24px;padding:3px;background:linear-gradient(135deg,var(--cherry),var(--navy-2) 55%,#000);box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 50px rgba(210,4,45,.18)}
  .vid-inner{position:relative;border-radius:21px;overflow:hidden;background:#000;aspect-ratio:1/1}
  .vid-inner video{width:100%;height:100%;object-fit:cover;display:block}
  html.fx-photo, html.fx-photo *{cursor:none !important}
  .about-card p{color:var(--muted);margin-bottom:16px}
  .stats{display:flex;gap:32px;margin-top:26px;flex-wrap:wrap}
  .stat b{display:block;font-family:'Space Grotesk',sans-serif;font-size:2.1rem;color:var(--cherry-hi);line-height:1.1}
  .stat span{color:var(--muted);font-size:.85rem}

  /* ---------- SKILLS ---------- */
  .skills{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:700px}
  .skills-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,380px);gap:40px;align-items:center}
  .skills-layout .skills{max-width:none}


  /* ---------- FINALE: big 3D "PORTFOLIO" ---------- */
  #finale{min-height:0;padding:0;display:block;position:relative;overflow:hidden;background:linear-gradient(180deg,transparent,rgba(5,6,10,.55))}
  #finale .finale-stage{position:relative;width:100%;height:clamp(160px,26vw,460px)}
  #finaleCv{position:absolute;inset:0;width:100%;height:100%;display:block}
  #finale .finale-text{position:absolute;inset:0;display:none;align-items:center;justify-content:center;margin:0;
    font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:clamp(3rem,13.5vw,12rem);letter-spacing:.02em;line-height:1;
    background:linear-gradient(90deg,var(--cherry),#4f7bdc);-webkit-background-clip:text;background-clip:text;color:transparent}
  #finale.nogl .finale-text{display:flex}
  #finale .finale-sub{text-align:center;color:var(--muted);font-size:.8rem;letter-spacing:.4em;text-transform:uppercase;padding:0 5vw 44px;margin-top:-18px;position:relative}
  :root[data-theme="light"] #finale{background:radial-gradient(70% 90% at 50% 45%,rgba(255,255,255,.85),transparent 75%),linear-gradient(180deg,transparent,rgba(11,31,75,.07))}

  /* ---------- ENVELOPE INTRO ---------- */
  html.env-lock, html.env-lock body{overflow:hidden}
  #envelope{position:fixed;inset:0;z-index:45;perspective:1700px;overflow:hidden;
    --env-a:#0d2259;--env-b:#08143a;--env-c:#030612;
    --lattice:repeating-linear-gradient(45deg,rgba(120,150,230,.05) 0 1px,transparent 1px 26px),repeating-linear-gradient(-45deg,rgba(120,150,230,.05) 0 1px,transparent 1px 26px);
    --noise:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  }
  #envelope.gone{display:none}
  .env-base{position:absolute;inset:0;background:radial-gradient(90% 80% at 50% 50%,#0a1a45,#030612 85%);transition:opacity .5s ease}
  .env-base::after{content:"";position:absolute;inset:0;background:var(--lattice);opacity:.8}
  .env-piece,.env-face{position:absolute;inset:0;will-change:transform}
  .env-piece::before,.env-face::before{content:"";position:absolute;inset:0;background:var(--noise);opacity:.07;mix-blend-mode:screen}
  .env-piece::after,.env-face::after{content:"";position:absolute;inset:0;background:var(--lattice)}
  .env-left{clip-path:polygon(0 0,50% 55%,0 100%);background:radial-gradient(120% 100% at 50% 55%,#0e2562,#091843 55%,#030612)}
  .env-right{clip-path:polygon(100% 0,100% 100%,50% 55%);background:radial-gradient(120% 100% at 50% 55%,#0e2562,#091843 55%,#030612)}
  .env-bottom{clip-path:polygon(0 100%,50% 55%,100% 100%);background:radial-gradient(120% 100% at 50% 55%,#0a1c4d,#071237 55%,#02040d)}
  .env-edge{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
  .env-edge polyline{fill:none;stroke:rgba(255,255,255,.12);stroke-width:2;vector-effect:non-scaling-stroke}
  .env-flap{position:absolute;inset:0;transform-origin:50% 0;transform-style:preserve-3d;z-index:3}
  .env-face{clip-path:polygon(0 0,100% 0,50% 55%);backface-visibility:hidden;-webkit-backface-visibility:hidden}
  .env-front{background:radial-gradient(130% 110% at 50% 0%,#17399a,#0d2259 50%,#07123a)}
  .env-back{transform:rotateX(180deg);background:radial-gradient(130% 110% at 50% 0%,#050b24,#030612)}
  .env-back::after{background:var(--lattice);opacity:1}
  .env-front .env-edge polyline{stroke:rgba(210,4,45,.65);stroke-width:2.5;filter:drop-shadow(0 0 6px rgba(210,4,45,.8))}
  .env-title{position:absolute;left:0;right:0;top:11%;text-align:center;z-index:4;pointer-events:none;color:#fff}
  .env-title small{display:block;font:600 .72rem/1 'Inter',sans-serif;letter-spacing:.42em;text-transform:uppercase;color:rgba(255,255,255,.65);margin-bottom:.9rem}
  .env-title b{font:italic 400 clamp(2.2rem,7vw,4.2rem)/1 'Playfair Display',serif;letter-spacing:.01em;text-shadow:0 4px 24px rgba(0,0,0,.5)}
  .env-title b i{color:#ff4d6a;font-style:normal}
  .env-hint{position:absolute;left:0;right:0;top:calc(55% + clamp(96px,15vmin,140px));text-align:center;z-index:2;
    font:600 .72rem/1 'Inter',sans-serif;letter-spacing:.32em;text-transform:uppercase;color:rgba(255,255,255,.7);animation:envPulse 2.4s ease-in-out infinite}
  @keyframes envPulse{0%,100%{opacity:.35}50%{opacity:.95}}
  .env-seal{position:absolute;left:50%;top:55%;z-index:5;width:clamp(150px,24vmin,230px);aspect-ratio:1;margin:0;padding:0;border:0;border-radius:50%;
    transform:translate(-50%,-50%);cursor:pointer;background:radial-gradient(closest-side,rgba(3,6,18,.78),rgba(3,6,18,.35) 70%,transparent);
    -webkit-tap-highlight-color:transparent;transition:transform .35s ease}
  .env-seal:hover{transform:translate(-50%,-50%) scale(1.07)}
  .env-seal:focus-visible{outline:2px solid #fff;outline-offset:6px}
  .env-seal canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
  .env-seal::before{content:"";position:absolute;inset:6%;border-radius:50%;border:2px solid rgba(210,4,45,.8);box-shadow:0 0 28px rgba(210,4,45,.55),inset 0 0 22px rgba(210,4,45,.25);animation:sealRing 2.6s ease-out infinite;pointer-events:none}
  @keyframes sealRing{0%{transform:scale(.9);opacity:.95}100%{transform:scale(1.35);opacity:0}}
  .seal-gem{position:absolute;left:50%;top:50%;width:34%;aspect-ratio:1;transform:translate(-50%,-50%) rotate(45deg);background:linear-gradient(135deg,#ff4d6a,#d2042d 55%,#6a0017);box-shadow:0 0 30px rgba(210,4,45,.7);border:2px solid #3a63c8;display:none}
  .env-seal.no3d .seal-gem{display:block}
  .env-seal.no3d canvas{display:none}
  /* opening sequence */
  #envelope.o1 .env-seal{animation:sealOut .8s cubic-bezier(.5,0,.3,1) forwards;pointer-events:none}
  @keyframes sealOut{0%{transform:translate(-50%,-50%) scale(1);opacity:1}30%{transform:translate(-50%,-50%) scale(1.18);opacity:1}100%{transform:translate(-50%,-50%) scale(.2);opacity:0}}
  #envelope.o1 .env-hint,#envelope.o1 .env-title{transition:opacity .5s;opacity:0;animation:none}
  #envelope.o1 .env-flap{transition:transform 1.9s cubic-bezier(.6,.02,.25,1) .45s;transform:rotateX(180deg)}
  #envelope.o1 .env-flap{z-index:3}
  #envelope.o2 .env-left{transition:transform 1.7s cubic-bezier(.65,0,.3,1),opacity 1.7s ease;transform:translateX(-104%);opacity:.2}
  #envelope.o2 .env-right{transition:transform 1.7s cubic-bezier(.65,0,.3,1),opacity 1.7s ease;transform:translateX(104%);opacity:.2}
  #envelope.o2 .env-bottom{transition:transform 1.7s cubic-bezier(.65,0,.3,1) .1s,opacity 1.7s ease .1s;transform:translateY(104%);opacity:.2}
  #envelope.o2 .env-base{opacity:0;transition:opacity .9s ease .15s}
  @media (prefers-reduced-motion:reduce){
    #envelope.o1 .env-flap{transition-duration:.6s}
    #envelope.o2 .env-left,#envelope.o2 .env-right,#envelope.o2 .env-bottom{transition-duration:.6s}
    .env-seal::before,.env-hint{animation:none}
  }

  .skills-photo{margin:0;justify-self:end;width:100%}
  .skills-photo{position:relative}
  .skills-photo::before{content:"";position:absolute;inset:8% 0 0;z-index:0;pointer-events:none;background:radial-gradient(closest-side,rgba(210,4,45,.42),rgba(47,85,184,.30) 55%,transparent 78%);filter:blur(14px)}
  @keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
  .skills-photo img{animation:floatY 7s ease-in-out infinite;will-change:transform;position:relative;z-index:1;display:block;width:100%;height:auto;background:none;filter:brightness(1.18) contrast(1.06) drop-shadow(0 0 1.5px rgba(255,255,255,.55)) drop-shadow(0 14px 26px rgba(0,0,0,.35))}
  @media (max-width:900px){
    .skills-layout{grid-template-columns:1fr;gap:28px}
    .skills-photo{justify-self:center;max-width:340px}
  }
  .skill{padding:16px 20px}
  .skill .row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
  .skill h3{font-family:'Space Grotesk',sans-serif;font-size:1rem}
  .skill .row span{color:var(--muted);font-size:.82rem}
  .bar{height:6px;border-radius:6px;background:var(--track);overflow:hidden}
  .bar i{display:block;height:100%;width:0;border-radius:6px;background:linear-gradient(90deg,var(--cherry),#5b7fd6);transition:width 1.4s cubic-bezier(.2,.8,.2,1) .2s}
  .visible .bar i{width:var(--w)}

  /* ---------- PROCESS ---------- */
  .steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
  .step{padding:30px 26px;position:relative;overflow:hidden}
  .step::before{content:"";position:absolute;top:0;left:26px;right:26px;height:2px;background:linear-gradient(90deg,var(--cherry),transparent)}
  .num{
    font-family:'Space Grotesk',sans-serif;font-size:3.2rem;font-weight:700;line-height:1;margin-bottom:14px;
    background:linear-gradient(135deg,var(--cherry-hi),var(--navy-2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .step h3{font-family:'Space Grotesk',sans-serif;font-size:1.2rem;margin-bottom:8px}
  .step p{color:var(--muted);font-size:.94rem;margin-bottom:14px}
  .step ul{list-style:none;display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--text)}
  .step li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cherry);margin-right:10px;vertical-align:1px}

  /* ---------- PROJECTS (folder tabs) ---------- */
  #projects .wrap{max-width:1240px}
  .folders{display:flex;height:640px;isolation:isolate;margin-top:6px}
  .cover{
    flex:0 0 clamp(120px,13vw,170px);position:relative;z-index:1;
    background-color:var(--cherry-deep);
    background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.07) 0 1px,transparent 1px 4px);
    border-radius:28px 0 0 28px;box-shadow:8px 0 24px rgba(0,0,0,.35);
  }
  .cover .brand{position:absolute;top:24px;left:24px;font-family:'Playfair Display',Georgia,serif;font-style:italic;font-weight:600;font-size:1.25rem;color:#fff}
  .cover .vt{
    position:absolute;left:50%;bottom:26px;margin-left:-.55em;
    writing-mode:vertical-rl;transform:rotate(180deg);
    font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:clamp(2.6rem,4.6vw,3.8rem);line-height:1;color:#fff;white-space:nowrap;
  }
  .cover .vt i{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-weight:600}
  .fold{position:relative;flex:1 1 0;min-width:0;margin-left:-10px;cursor:pointer;transition:flex-grow .7s cubic-bezier(.65,0,.35,1)}
  .fold.open{flex-grow:4.2;cursor:default}
  .fold .img{position:absolute;inset:0 0 0 26px;z-index:0;overflow:hidden;background:#0a0c14}
  .fold:last-child .img{border-radius:0 26px 26px 0}
  .art{position:absolute;inset:0;overflow:hidden}
  .art::before{content:"";position:absolute;inset:0;background:var(--g)}
  .art::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 46px)}
  .art span{position:absolute;right:-2%;top:8%;font-family:'Playfair Display',Georgia,serif;font-style:italic;font-weight:600;font-size:min(24rem,44vw);line-height:1;color:rgba(255,255,255,.15);user-select:none}
  .pimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
  .fold .band{
    position:absolute;top:0;bottom:0;left:0;width:48px;
    background-color:var(--paper);
    background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px);
    border-radius:24px 0 0 24px;box-shadow:6px 0 16px rgba(0,0,0,.4);
  }
  .fold .lug{
    position:absolute;top:0;left:0;width:94px;height:270px;padding:0;border:0;cursor:pointer;color:#fff;
    background-color:var(--paper);
    background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px);
    border-radius:24px 22px 22px 0;box-shadow:5px 6px 16px rgba(0,0,0,.35);
    transition:transform .25s;
  }
  .fold:not(.open):hover .lug{transform:translateY(6px)}
  .lug:focus-visible{outline:3px solid #fff;outline-offset:2px}
  .label{
    position:absolute;right:11px;top:22px;max-height:230px;
    writing-mode:vertical-rl;transform:rotate(180deg);
    display:flex;align-items:center;gap:9px;white-space:nowrap;
    background:#f7f4f1;color:#14161f;font-weight:600;font-size:.84rem;
    padding:14px 7px;border-radius:7px;box-shadow:0 2px 8px rgba(0,0,0,.25);
  }
  .label b{color:var(--cherry);font-weight:700}
  .detail{
    position:absolute;left:62px;right:16px;bottom:16px;max-height:calc(100% - 32px);overflow:auto;
    padding:22px 22px 20px;border-radius:18px;
    background:rgba(8,10,20,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    color:#f3f5fc;border:1px solid rgba(255,255,255,.12);
    opacity:0;visibility:hidden;transform:translateY(18px);
    transition:opacity .35s, transform .45s, visibility 0s .45s;
  }
  .fold.open .detail{opacity:1;visibility:visible;transform:none;transition:opacity .5s .3s, transform .6s .3s, visibility 0s .3s}
  .pj-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
  .pj-num{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-weight:600;font-size:1.5rem;color:#ff4d6a;line-height:1}
  .pj-tag{font-size:.74rem;letter-spacing:2px;text-transform:uppercase;font-weight:600;color:#c3cae6}
  .detail h3{font-family:'Space Grotesk',sans-serif;font-size:1.65rem;line-height:1.15;margin-bottom:8px;color:#fff}
  .detail p{color:#b9c0dc;font-size:.95rem;margin-bottom:14px}
  .pj-stack{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
  .pj-stack span{font-size:.75rem;padding:4px 11px;border-radius:999px;border:1px solid rgba(255,255,255,.18);color:#d3d9ef}
  .pj-btns{display:flex;gap:10px;flex-wrap:wrap}
  .pj-btns .btn{color:#fff;border-color:rgba(255,255,255,.25)}
  .pj-btns .btn.primary{border-color:transparent}
  .pj-btns .soon{opacity:.6;cursor:default;pointer-events:none}

  /* ---------- CONTACT ---------- */
  .contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,420px) minmax(0,1fr);gap:40px;align-items:center}
  #contact .wrap{max-width:1240px}
  #contact h2{font-size:clamp(1.9rem,3vw,2.7rem)}
  .contact-grid .sub{margin-bottom:24px}
  .c-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin:0 0 24px}
  .c-list li{display:flex;align-items:center;gap:14px}
  .c-ico{width:44px;height:44px;border-radius:50%;flex:none;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--border);color:var(--cherry-hi)}
  .c-ico svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .c-list small{display:block;color:var(--muted);font-size:.74rem;letter-spacing:1.5px;text-transform:uppercase;line-height:1.3}
  .c-list a,.c-list .v{color:var(--text);text-decoration:none;font-weight:500;font-size:.92rem;overflow-wrap:anywhere}
  .c-list a:hover{color:var(--cherry-hi)}
  .c-resume{margin:22px 0 0}
  .c-mid{scroll-margin-top:92px}
  .talk-cta{display:flex;justify-content:center;margin-top:26px}
  .c-right{position:relative;align-self:center;min-height:150px;display:flex;flex-direction:column;justify-content:center}
  .talk-hint{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);padding:26px 24px;border:1.5px dashed var(--border);border-radius:20px;text-align:center;color:var(--muted);font-size:.95rem;transition:opacity .8s ease;pointer-events:none}
  .talk-hint b{color:var(--cherry-hi);margin-right:6px}
  .talk-hint em{font-style:normal;color:var(--text);font-weight:600}
  .talk.open ~ .talk-hint{opacity:0}
  .contact-grid .btns{margin-bottom:22px}
  .btn.big{padding:15px 36px;font-size:1.05rem}
  .talk-btn{position:relative}
  .talk-btn[aria-expanded="false"]{animation:talkPulse 2.4s ease-out infinite}
  @keyframes talkPulse{0%{box-shadow:0 0 26px rgba(210,4,45,.42),0 0 0 0 rgba(210,4,45,.5)}70%{box-shadow:0 0 26px rgba(210,4,45,.42),0 0 0 20px rgba(210,4,45,0)}100%{box-shadow:0 0 26px rgba(210,4,45,.42),0 0 0 0 rgba(210,4,45,0)}}
  .talk{display:grid;grid-template-rows:0fr;opacity:0;visibility:hidden;margin-top:0;transform:translateX(34px);
    transition:grid-template-rows 1.9s cubic-bezier(.45,.05,.2,1), opacity 1.4s ease, transform 1.9s cubic-bezier(.45,.05,.2,1), visibility 0s linear 1.9s}
  .talk.open{grid-template-rows:1fr;opacity:1;visibility:visible;margin-top:0;transform:none;
    transition:grid-template-rows 1.9s cubic-bezier(.45,.05,.2,1), opacity 1.6s ease .25s, transform 1.9s cubic-bezier(.45,.05,.2,1), visibility 0s}
  .talk-in{overflow:hidden;min-height:0}
  .talk-stage .vid-inner{background:#f1f1f1}
  .talk-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
  #cVid1{transition:opacity .5s ease}
  #cVid2{opacity:0;transition:opacity .5s ease}
  .talk-stage.talking #cVid1{opacity:0}
  .talk-stage.talking #cVid2{opacity:1;transition:opacity .7s ease .45s}
  .contact-grid .sub{margin-bottom:26px}
  .mail{display:block;color:var(--muted);margin-bottom:24px;font-size:.95rem}
  form{padding:28px;display:flex;flex-direction:column;gap:14px}
  input,textarea{
    width:100%;padding:14px 16px;border-radius:12px;
    background:var(--surface-2);border:1px solid var(--border);
    color:var(--text);font:inherit;outline:none;transition:border-color .2s, background .2s;
  }
  input::placeholder,textarea::placeholder{color:#7d87a8}
  input:focus,textarea:focus{border-color:var(--cherry);background:var(--surface-3)}
  textarea{min-height:130px;resize:vertical}
  footer{text-align:center;padding:30px 5vw;color:var(--muted);font-size:.85rem;border-top:1px solid var(--border);background:var(--foot-bg)}

  /* ---------- REVEAL ---------- */
  .reveal{opacity:0;transform:translateY(40px);transition:opacity .9s ease, transform .9s ease}
  .reveal.visible{opacity:1;transform:none}
  .reveal.done{transition:transform .2s ease-out, border-color .3s}

  /* ---------- THEME TOGGLE ---------- */
  .theme-seg{display:flex;gap:2px;padding:3px;border-radius:999px;flex:none;background:var(--surface-2);border:1px solid var(--border)}
  .theme-seg button{width:32px;height:32px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;background:transparent;color:var(--muted);transition:background .2s,color .2s}
  .theme-seg button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .theme-seg button:hover{color:var(--text)}
  .theme-seg button.on{background:var(--cherry);color:#fff}
  html.theme-anim *, html.theme-anim *::before, html.theme-anim *::after{transition:background-color .4s, color .4s, border-color .4s, box-shadow .4s !important}

  /* ---------- RESPONSIVE ---------- */
  @media (max-width:900px){
    .menu-btn{display:flex}
    nav ul{
      position:absolute;top:100%;left:5vw;right:5vw;flex-direction:column;gap:0;
      background:var(--menu-bg);border:1px solid var(--border);border-radius:16px;
      padding:8px;margin-top:8px;display:none;
    }
    nav ul.open{display:flex}
    nav ul a.link{display:block;padding:12px 14px;font-size:1rem}
    .hero-grid{grid-template-columns:1fr;gap:34px}
    .photo-wrap{order:-1;width:min(300px,70vw)}
    #hero{padding-top:100px;padding-bottom:90px}
    .chip.c1{left:-6px}.chip.c2{right:-6px}
    #about .wrap{grid-template-columns:1fr}
    .skills{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr;gap:30px}
    .c-mid{order:1}
    .c-right{order:2;min-height:0}
    .c-left{order:3}
    .talk-hint{display:none}
    .talk-stage{max-width:460px;margin:0 auto}
  }
  @media (max-width:900px){
    .folders{flex-direction:column;height:auto;gap:10px}
    .cover{flex:none;height:92px;border-radius:22px;box-shadow:none}
    .cover .brand{top:50%;left:22px;transform:translateY(-50%)}
    .cover .vt{writing-mode:horizontal-tb;transform:none;left:auto;right:22px;bottom:auto;top:50%;margin:0;translate:0 -50%;font-size:2rem}
    .fold{flex:none;height:88px;margin:0;border-radius:22px;overflow:hidden;background-color:var(--paper);transition:height .6s cubic-bezier(.65,0,.35,1)}
    .fold.open{height:610px}
    .fold .band{display:none}
    .fold .img{inset:88px 0 0 0;border-radius:0 !important}
    .fold .lug{width:100%;height:88px;border-radius:0;box-shadow:none;display:flex;align-items:center;padding:0 20px}
    .fold:not(.open):hover .lug{transform:none}
    .label{position:static;writing-mode:horizontal-tb;transform:none;max-height:none;padding:10px 16px;font-size:.95rem}
    .detail{left:12px;right:12px;bottom:12px}
  }
  @media (max-width:520px){
    .c-list a,.c-list .v{font-size:.84rem}
    .nav-right{gap:8px}
    .nav-right .btn.js-resume{display:none}
    .theme-seg button{width:30px;height:30px}
    .btn.small{padding:8px 14px}
    .logo > span:last-child{font-size:1.05rem}
    .about-card{padding:28px}
  }
  @media (prefers-reduced-motion:reduce){
    .skills-photo img{animation:none}
    .reveal{transition:none;opacity:1;transform:none}
    html{scroll-behavior:auto}
    .photo-wrap,.photo-ring,.photo-glow,.chip{animation:none}
    .talk,.talk.open{transition:none}
    .talk-btn{animation:none !important}
  }