/* ═══════════════════════════════════════════
   DESIGN SYSTEM v2 — Premium Portfolio
   ═══════════════════════════════════════════ */
:root{
  --accent:#c9a55a;--accent-l:#ddc07a;--accent-d:#a8873d;
  --bg:#fafafa;--bg2:#f1f2f5;--card:#fff;--dark:#111827;
  --tx:#14172a;--tx2:#52566b;--tx3:#6e7282;--txInv:#eef0f5;
  --bd:#e2e4e9;--bd2:#eef0f3;
  --sans:'Inter',system-ui,sans-serif;--serif:'Playfair Display',Georgia,serif;
  --sh:0 2px 12px rgba(0,0,0,.06);--sh2:0 8px 32px rgba(0,0,0,.10);--sh3:0 16px 48px rgba(0,0,0,.12);
  --r:8px;--r2:14px;--r3:22px;
  --fast:.2s ease;--base:.35s cubic-bezier(.4,0,.2,1);
  --maxW:1180px;--secPad:6.5rem 0;
}
[data-theme="dark"]{
  --accent:#c9a55a;--accent-l:#ddc07a;--accent-d:#a8873d;
  --bg:#0c0f17;--bg2:#141825;--card:#1a1f30;--dark:#080a10;
  --tx:#e4e6ed;--tx2:#9ba1b5;--tx3:#6b7185;--txInv:#14172a;
  --bd:#262d40;--bd2:#1e2436;
  --sh:0 2px 12px rgba(0,0,0,.25);--sh2:0 8px 32px rgba(0,0,0,.35);--sh3:0 16px 48px rgba(0,0,0,.4);
}
[data-theme="navy"]{
  --accent:#2E5A88;--accent-l:#5a8bbe;--accent-d:#1f4268;
  --bg:#0a1628;--bg2:#0f1e36;--card:#142342;--dark:#060e1c;
  --tx:#dce5f5;--tx2:#8ba3c7;--tx3:#5a7499;--txInv:#0a1628;
  --bd:#1e3356;--bd2:#182a48;
  --sh:0 2px 12px rgba(0,0,0,.3);--sh2:0 8px 32px rgba(0,0,0,.4);--sh3:0 16px 48px rgba(0,0,0,.45);
}
[data-theme="slate"]{
  --accent:#94a3b8;--accent-l:#cbd5e1;--accent-d:#64748b;
  --bg:#0f1318;--bg2:#181d25;--card:#1e2530;--dark:#0a0d12;
  --tx:#e2e8f0;--tx2:#94a3b8;--tx3:#64748b;--txInv:#0f1318;
  --bd:#2a3140;--bd2:#232a36;
  --sh:0 2px 12px rgba(0,0,0,.3);--sh2:0 8px 32px rgba(0,0,0,.4);--sh3:0 16px 48px rgba(0,0,0,.45);
}
[data-theme="midnight"]{
  --accent:#a78bfa;--accent-l:#c4b5fd;--accent-d:#8b5cf6;
  --bg:#0e0b1a;--bg2:#161226;--card:#1c1730;--dark:#080610;
  --tx:#e8e0f5;--tx2:#9e8fc0;--tx3:#6d5f8a;--txInv:#0e0b1a;
  --bd:#2c2448;--bd2:#241d3a;
  --sh:0 2px 12px rgba(0,0,0,.3);--sh2:0 8px 32px rgba(0,0,0,.4);--sh3:0 16px 48px rgba(0,0,0,.45);
}
[data-theme="black"]{
  --accent:#fff;--accent-l:#fff;--accent-d:#ccc;
  --bg:#000;--bg2:#0a0a0a;--card:#111;--dark:#000;
  --tx:#f0f0f0;--tx2:#999;--tx3:#666;--txInv:#000;
  --bd:#222;--bd2:#1a1a1a;
  --sh:0 2px 12px rgba(0,0,0,.5);--sh2:0 8px 32px rgba(0,0,0,.6);--sh3:0 16px 48px rgba(0,0,0,.7);
}
[data-theme="black"] .btn--accent{background:#fff;color:#000}
[data-theme="black"] .btn--accent:hover{background:#ccc;color:#000}
[data-theme="black"] .btn--outline{border-color:#555;color:#ccc}
[data-theme="black"] .btn--outline:hover{background:#fff;color:#000;border-color:#fff}
[data-theme="black"] .btn--ghost{border-color:#333;color:#999}
[data-theme="black"] .btn--ghost:hover{border-color:#fff;color:#fff}
[data-theme="black"] .nav__cta{background:#fff!important;color:#000!important}
[data-theme="black"] .nav__cta:hover{background:#ccc!important}
[data-theme="black"] .a11y__fab{background:#fff;color:#000}
[data-theme="black"] .chat__fab{background:#fff;color:#000}
[data-theme="black"] .chat__input button{background:#fff;color:#000}
[data-theme="black"] .chat__msg--user p{background:#fff;color:#000}
[data-theme="black"] .chat__badge{background:#22c55e}
[data-theme="forest"]{
  --accent:#0B6623;--accent-l:#0d7a2b;--accent-d:#084a19;
  --bg:#F5F5F5;--bg2:#e8ede9;--card:#fff;--dark:#0f1a13;
  --tx:#14281a;--tx2:#3d5c45;--tx3:#5f8a6c;--txInv:#ecf3ee;
  --bd:#c8d9cc;--bd2:#dce8df;
  --sh:0 2px 12px rgba(0,0,0,.06);--sh2:0 8px 32px rgba(0,0,0,.10);--sh3:0 16px 48px rgba(0,0,0,.12);
}

[data-theme="crimson"]{
  --accent:#CC0000;--accent-l:#e62020;--accent-d:#a30000;
  --bg:#fafafa;--bg2:#f2f2f2;--card:#fff;--dark:#1a0000;
  --tx:#1a1a1a;--tx2:#555;--tx3:#888;--txInv:#f0f0f0;
  --bd:#e0e0e0;--bd2:#eaeaea;
  --sh:0 2px 12px rgba(0,0,0,.06);--sh2:0 8px 32px rgba(0,0,0,.10);--sh3:0 16px 48px rgba(0,0,0,.12);
}
[data-theme="crimson"] .hero{background:#0a0a0a}
[data-theme="crimson"] .hero__bg{background:linear-gradient(135deg,#0a0a0a 0%,#111 30%,#0a0a0a 60%,#050505 100%)}
[data-theme="crimson"] .hero__orb{opacity:.03}
[data-theme="crimson"] .hero__orb--1{background:#CC0000}
[data-theme="crimson"] .hero__orb--2{background:#fff}
[data-theme="crimson"] .hero__orb--3{background:#CC0000}
[data-theme="crimson"] .hero__badge{color:rgba(255,255,255,.5)}
[data-theme="crimson"] .hero__badge{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.1)}
[data-theme="crimson"] .hero__name{background:linear-gradient(135deg,#fff 0%,#e0e0e0 100%);-webkit-background-clip:text;background-clip:text}
[data-theme="crimson"] .hero__sub{color:rgba(255,255,255,.6)}
[data-theme="crimson"] .hero__sub strong{color:#fff}
[data-theme="crimson"] #typewriterText{color:rgba(255,255,255,.5)}
[data-theme="crimson"] .hero__btns .btn--outline{border-color:rgba(255,255,255,.2);color:#fff}
[data-theme="crimson"] .hero__btns .btn--outline:hover{background:#CC0000;border-color:#CC0000}
[data-theme="crimson"] .hero__btns .btn--ghost{border-color:rgba(255,255,255,.1);color:rgba(255,255,255,.5)}
[data-theme="crimson"] .hero__btns .btn--ghost:hover{border-color:rgba(255,255,255,.3);color:#fff}
[data-theme="crimson"] .hero__metrics{background:rgba(255,255,255,.03);border-color:rgba(255,255,255,.06)}
[data-theme="crimson"] .hm__l{color:rgba(255,255,255,.4)}
[data-theme="crimson"] .sec__line{background:#CC0000}
[data-theme="crimson"] .hm__n{color:#fff}
[data-theme="crimson"] .hm__s{color:#CC0000}
[data-theme="crimson"] .nav--scrolled{background:rgba(250,250,250,.92);backdrop-filter:blur(12px)}
[data-theme="crimson"] .acard svg{color:#1a1a1a}
[data-theme="crimson"] .acard:hover svg{color:#CC0000}
[data-theme="crimson"] .about__lead strong,[data-theme="crimson"] .about__text strong{color:#1a1a1a}
[data-theme="crimson"] .sec__tag{color:#CC0000}
[data-theme="crimson"] .tl__tags span,[data-theme="crimson"] .learn__tags span{color:#CC0000}
[data-theme="crimson"] .edu__degree{color:#1a1a1a}
[data-theme="crimson"] .cert__badge{color:#CC0000}
[data-theme="crimson"] .chat__hd{background:linear-gradient(135deg,#0a0a0a,#111)}
[data-theme="crimson"] .nav__logo{color:#CC0000}

/* RESET */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--sans);font-size:16px;line-height:1.7;color:var(--tx);background:var(--bg);-webkit-font-smoothing:antialiased;transition:background var(--base),color var(--base)}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,textarea{font-family:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.2;color:var(--tx)}
.container{max-width:var(--maxW);margin:0 auto;padding:0 1.5rem}

/* ═══ NAV ═══ */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:padding var(--base),background var(--base),box-shadow var(--base)}
.nav--scrolled{padding:.5rem 0;background:var(--bg);box-shadow:var(--sh);border-bottom:1px solid var(--bd2)}
[data-theme="dark"] .nav--scrolled{background:rgba(12,15,23,.92);backdrop-filter:blur(12px)}
[data-theme="navy"] .nav--scrolled{background:rgba(10,22,40,.92);backdrop-filter:blur(12px)}
[data-theme="slate"] .nav--scrolled{background:rgba(15,19,24,.92);backdrop-filter:blur(12px)}
[data-theme="midnight"] .nav--scrolled{background:rgba(14,11,26,.92);backdrop-filter:blur(12px)}
[data-theme="forest"] .nav--scrolled{background:rgba(245,245,245,.92);backdrop-filter:blur(12px)}
.nav__inner{max-width:var(--maxW);margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between}
.nav__logo{font-family:var(--serif);font-size:1.4rem;font-weight:700;color:var(--accent);letter-spacing:.04em}
.nav__logo span{color:var(--accent-l)}
.nav__links{display:flex;gap:.15rem;align-items:center}
.nav__links a{padding:.55rem 1.1rem;font-size:.92rem;font-weight:500;color:rgba(255,255,255,.75);transition:color var(--fast);position:relative;letter-spacing:.01em}
.nav--scrolled .nav__links a{color:var(--tx2)}
.nav__links a::after{content:'';position:absolute;bottom:0;left:.85rem;right:.85rem;height:2px;background:var(--accent);transform:scaleX(0);transition:transform var(--base)}
.nav__links a:hover,.nav__links a.active{color:#fff}
.nav--scrolled .nav__links a:hover,.nav--scrolled .nav__links a.active{color:var(--tx)}
.nav__links a:hover::after,.nav__links a.active::after{transform:scaleX(1)}
.nav__cta{background:var(--accent)!important;color:#fff!important;border-radius:var(--r);margin-left:.25rem}
.nav__cta::after{display:none!important}
.nav__cta:hover{background:var(--accent-d)!important}
.nav__actions{display:flex;align-items:center;gap:.35rem}
.nav__theme{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.75);transition:color var(--fast),background var(--fast)}
.nav--scrolled .nav__theme{color:var(--tx2)}
.nav__theme:hover{color:var(--accent);background:var(--bg2)}
[data-theme="light"] .icon-moon{display:none}
[data-theme="dark"] .icon-sun{display:none}
[data-theme="navy"] .icon-sun{display:none}
[data-theme="slate"] .icon-sun{display:none}
[data-theme="midnight"] .icon-sun{display:none}
[data-theme="crimson"] .icon-moon{display:none}

/* Theme Picker */
.theme-picker{position:relative}
.theme-picker__menu{position:absolute;top:calc(100% + .5rem);right:0;background:var(--card);border:1px solid var(--bd);border-radius:var(--r2);padding:.5rem;box-shadow:var(--sh3);opacity:0;transform:translateY(-6px);pointer-events:none;transition:all var(--base);z-index:1002;min-width:160px}
.theme-picker.open .theme-picker__menu{opacity:1;transform:translateY(0);pointer-events:all}
.theme-picker__opt{display:flex;align-items:center;gap:.6rem;padding:.5rem .65rem;border-radius:var(--r);font-size:.8rem;font-weight:500;color:var(--tx2);cursor:pointer;transition:all var(--fast);width:100%;border:none;background:none;font-family:inherit}
.theme-picker__opt:hover{background:var(--bg2);color:var(--tx)}
.theme-picker__opt.active{color:var(--accent);font-weight:600}
.theme-picker__dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--bd);flex-shrink:0}
.theme-picker__opt.active .theme-picker__dot{border-color:var(--accent);box-shadow:inset 0 0 0 2px var(--accent)}
/* Language Picker */
.lang-picker{position:relative}
.nav__lang{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.75);transition:color var(--fast),background var(--fast);border:none;background:none;cursor:pointer}
.nav--scrolled .nav__lang{color:var(--tx2)}
.nav__lang:hover{color:var(--accent);background:var(--bg2)}
.lang-picker__menu{position:absolute;top:calc(100% + .5rem);right:0;background:var(--card);border:1px solid var(--bd);border-radius:var(--r2);padding:.5rem;box-shadow:var(--sh3);opacity:0;transform:translateY(-6px);pointer-events:none;transition:all var(--base);z-index:1002;min-width:150px;max-height:320px;overflow-y:auto}
.lang-picker.open .lang-picker__menu{opacity:1;transform:translateY(0);pointer-events:all}
.lang-picker__opt{display:block;width:100%;text-align:left;padding:.5rem .65rem;border-radius:var(--r);font-size:.8rem;font-weight:500;color:var(--tx2);cursor:pointer;transition:all var(--fast);border:none;background:none;font-family:inherit}
.lang-picker__opt:hover{background:var(--bg2);color:var(--tx)}
.lang-picker__opt.active{color:var(--accent);font-weight:600}

/* Hide Google Translate bar */
.goog-te-banner-frame,.skiptranslate,.goog-te-spinner-pos,.goog-te-balloon-frame{display:none!important}
.goog-te-gadget{display:none!important}
body{top:0!important;position:static!important}
.VIpgJd-ZVi9od-ORHb-OEVmcd,.VIpgJd-ZVi9od-aZ2wEe-wOHMyf,.VIpgJd-ZVi9od-SmKAyb,.VIpgJd-ZVi9od-xl07Ob-lTBxed,.VIpgJd-ZVi9od-ORHb{display:none!important}

.nav__hamburger{display:none;flex-direction:column;gap:5px;width:26px;padding:2px 0}
.nav__hamburger span{display:block;height:2px;background:rgba(255,255,255,.9);border-radius:2px;transition:all var(--fast)}
.nav--scrolled .nav__hamburger span{background:var(--tx)}
.nav__hamburger.on span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav__hamburger.on span:nth-child(2){opacity:0}
.nav__hamburger.on span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:998;opacity:0;pointer-events:none;transition:opacity var(--base)}
.nav-overlay.on{opacity:1;pointer-events:all}

/* ═══ BUTTONS ═══ */
.btn{display:inline-flex;align-items:center;gap:.45rem;padding:.8rem 1.5rem;font-size:.85rem;font-weight:600;border-radius:var(--r);transition:all var(--base);letter-spacing:.015em;white-space:nowrap}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 4px 14px color-mix(in srgb,var(--accent) 30%,transparent)}
.btn--accent:hover{background:var(--accent-d);transform:translateY(-2px);box-shadow:0 6px 20px color-mix(in srgb,var(--accent) 40%,transparent)}
.btn--outline{border:2px solid var(--accent);color:var(--accent)}
.btn--outline:hover{background:var(--accent);color:#fff;transform:translateY(-2px)}
.btn--ghost{border:2px solid var(--bd);color:var(--tx2)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn--full{width:100%;justify-content:center}

/* ═══ SECTIONS ═══ */
.sec{padding:var(--secPad);position:relative}
.sec--alt{background:var(--bg2)}
.sec__hd{text-align:center;margin-bottom:3.5rem}
.sec__tag{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.16em;color:var(--accent);margin-bottom:.6rem}
.sec__title{font-size:clamp(1.9rem,4vw,2.6rem);margin-bottom:.8rem}
.sec__line{width:50px;height:3px;background:var(--accent);margin:0 auto;border-radius:2px}
.sec__sub{max-width:560px;margin:1.2rem auto 0;color:var(--tx2);font-size:1rem}

/* ═══ HERO ═══ */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;background:#0b0f1a;color:#fff}
.hero__bg{position:absolute;inset:0;background:linear-gradient(135deg,#0d1321 0%,#162036 30%,#0f1729 60%,#0b0f1a 100%);animation:heroShift 12s ease-in-out infinite alternate}
@keyframes heroShift{0%{opacity:1}100%{opacity:.85}}
[data-theme="dark"] .hero{background:#050710}
[data-theme="dark"] .hero__bg{background:linear-gradient(135deg,#050710 0%,#0c1120 30%,#080c18 60%,#050710 100%)}
[data-theme="navy"] .hero{background:#060e1c}
[data-theme="navy"] .hero__bg{background:linear-gradient(135deg,#060e1c 0%,#0f1e36 30%,#0a1628 60%,#060e1c 100%)}
[data-theme="navy"] .hero__orb--1{background:#2E5A88}
[data-theme="navy"] .hero__orb--2{background:#5a8bbe}
[data-theme="navy"] .hero__orb--3{background:#3d6d9e}
[data-theme="slate"] .hero{background:#0a0d12}
[data-theme="slate"] .hero__bg{background:linear-gradient(135deg,#0a0d12 0%,#181d25 30%,#0f1318 60%,#0a0d12 100%)}
[data-theme="slate"] .hero__orb--1{background:#94a3b8}
[data-theme="slate"] .hero__orb--2{background:#38bdf8}
[data-theme="slate"] .hero__orb--3{background:#cbd5e1}
[data-theme="midnight"] .hero{background:#080610}
[data-theme="midnight"] .hero__bg{background:linear-gradient(135deg,#080610 0%,#161226 30%,#0e0b1a 60%,#080610 100%)}
[data-theme="black"] .hero{background:#000}
[data-theme="black"] .hero__bg{background:linear-gradient(135deg,#000 0%,#0a0a0a 30%,#050505 60%,#000 100%)}
[data-theme="black"] .hero__orb--1{background:#fff}
[data-theme="black"] .hero__orb--2{background:#888}
[data-theme="black"] .hero__orb--3{background:#ccc}
[data-theme="black"] .hero__orb{opacity:.04}
[data-theme="black"] .nav--scrolled{background:rgba(0,0,0,.92);backdrop-filter:blur(12px)}
[data-theme="black"] .chat__hd{background:linear-gradient(135deg,#000,#111)}
[data-theme="black"] .icon-sun{display:none}
[data-theme="forest"] .hero{background:#0f1a13}
[data-theme="forest"] .hero__bg{background:linear-gradient(135deg,#0f1a13 0%,#1a3022 30%,#142418 60%,#0f1a13 100%)}
[data-theme="forest"] .hero__orb--1{background:#0B6623}
[data-theme="forest"] .hero__orb--2{background:#0d7a2b}
[data-theme="forest"] .hero__orb--3{background:#2e8b57}
[data-theme="midnight"] .hero__orb--1{background:#a78bfa}
[data-theme="midnight"] .hero__orb--2{background:#818cf8}
[data-theme="midnight"] .hero__orb--3{background:#c084fc}

/* Particle canvas */
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}

/* Floating glow orbs */
.hero__orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.12;pointer-events:none;will-change:transform}
.hero__orb--1{width:500px;height:500px;background:var(--accent);top:-15%;left:-10%;animation:orbFloat1 18s ease-in-out infinite}
.hero__orb--2{width:350px;height:350px;background:#4f8bf9;bottom:5%;right:-5%;animation:orbFloat2 22s ease-in-out infinite}
.hero__orb--3{width:250px;height:250px;background:#a855f7;top:40%;left:45%;animation:orbFloat3 15s ease-in-out infinite}
@keyframes orbFloat1{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,30px)}}
@keyframes orbFloat2{0%,100%{transform:translate(0,0)}50%{transform:translate(-35px,-25px)}}
@keyframes orbFloat3{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(20px,-20px) scale(1.1)}}
[data-theme="dark"] .hero__orb,[data-theme="navy"] .hero__orb,[data-theme="slate"] .hero__orb,[data-theme="midnight"] .hero__orb{opacity:.08}

/* Mesh grid overlay */
.hero__mesh{position:absolute;inset:0;opacity:.03;background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);background-size:60px 60px}
.hero__inner{max-width:var(--maxW);margin:0 auto;padding:0 1.5rem;display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center;width:100%;position:relative;z-index:2}
.hero__badge{display:inline-block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.16em;color:var(--accent-l);margin-bottom:1.3rem;padding:.5rem 1.2rem;background:color-mix(in srgb,var(--accent) 6%,transparent);border:1px solid color-mix(in srgb,var(--accent) 15%,transparent);border-radius:100px;backdrop-filter:blur(8px)}
.hero__name{font-family:var(--serif);font-size:clamp(2.8rem,5.5vw,4.2rem);font-weight:700;line-height:1.08;margin-bottom:1.2rem;background:linear-gradient(135deg,#fff 0%,#d8d8d8 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;padding-bottom:.12em}
.typewriter{height:3.5rem;margin-bottom:1rem;overflow:hidden}
#typewriterText{font-size:1.05rem;color:var(--accent-l);font-style:italic}
.typewriter__cursor{color:var(--accent);animation:blink .75s step-end infinite;margin-left:2px}
@keyframes blink{50%{opacity:0}}
.hero__sub{font-size:1.05rem;line-height:1.8;color:rgba(255,255,255,.7);margin-bottom:2rem;max-width:500px}
.hero__sub strong{color:var(--accent-l);font-weight:600}
.hero__btns{display:flex;flex-wrap:wrap;gap:.75rem}
.hero__btns .btn--outline{border-color:color-mix(in srgb,var(--accent) 40%,transparent);color:var(--accent-l)}
.hero__btns .btn--outline:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.hero__btns .btn--ghost{border-color:rgba(255,255,255,.15);color:rgba(255,255,255,.65)}
.hero__btns .btn--ghost:hover{border-color:rgba(255,255,255,.35);color:#fff}
.hero__right{display:flex;flex-direction:column;align-items:center}
.hero__slideshow{position:relative;width:100%;max-width:520px;border-radius:var(--r3);overflow:hidden;box-shadow:0 0 0 1px color-mix(in srgb,var(--accent) 15%,transparent),0 16px 48px rgba(0,0,0,.25),0 0 80px color-mix(in srgb,var(--accent) 6%,transparent);aspect-ratio:4/3}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease}
.slide.active{opacity:1}
.slide img{width:100%;height:100%;object-fit:cover}
.slide__dots{position:absolute;bottom:.7rem;right:1rem;display:flex;gap:.4rem;z-index:2}
.dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.3);padding:0;transition:all var(--fast)}
.dot.active{background:var(--accent);width:22px;border-radius:4px}
.hero__metrics{display:flex;gap:2rem;margin-top:1.2rem;background:rgba(255,255,255,.03);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.06);border-radius:var(--r2);padding:1.2rem 2rem;box-shadow:0 8px 32px rgba(0,0,0,.2),inset 0 1px 0 rgba(255,255,255,.04)}
.hm{display:flex;flex-wrap:wrap;align-items:baseline;gap:0}
.hm__n{font-family:var(--serif);font-size:2.2rem;font-weight:700;color:var(--accent);line-height:1}
.hm__s{font-family:var(--serif);font-size:1.3rem;color:var(--accent);font-weight:600}
.hm__l{width:100%;font-size:.68rem;color:rgba(255,255,255,.45);text-transform:uppercase;letter-spacing:.08em;margin-top:.2rem}
.hero__scroll{position:absolute;bottom:1.5rem;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.3);animation:bounce 2.5s ease-in-out infinite;z-index:2}
.hero__scroll:hover{color:var(--accent)}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ═══ ABOUT ═══ */
.about__grid{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:start}
.about__lead{font-size:1.15rem;font-weight:500;color:var(--tx);margin-bottom:1rem;line-height:1.7}
.about__text p{color:var(--tx2);margin-bottom:.9rem}
.about__text strong{color:var(--tx);font-weight:600}
.about__cards{display:flex;flex-direction:column;gap:1.2rem}
.acard{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.4rem;box-shadow:var(--sh);transition:all var(--base)}
.acard:hover{box-shadow:var(--sh2),0 0 20px color-mix(in srgb,var(--accent) 6%,transparent);transform:translateY(-3px);border-color:var(--accent)}
.acard svg{color:var(--accent);margin-bottom:.6rem}
.acard h3{font-family:var(--sans);font-size:.95rem;font-weight:700;margin-bottom:.35rem}
.acard p{font-size:.85rem;color:var(--tx2);line-height:1.55}

/* ═══ TIMELINE ═══ */
.timeline{max-width:780px;margin:0 auto;padding-left:2.5rem;position:relative}
.timeline::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--accent),var(--bd))}
.tl{position:relative;margin-bottom:2.5rem}.tl:last-child{margin-bottom:0}
.tl__dot{position:absolute;left:-2.5rem;top:.2rem;width:12px;height:12px;border-radius:50%;background:var(--accent);border:3px solid var(--bg2);transform:translateX(-5px);z-index:1}
.tl__card{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.7rem;box-shadow:var(--sh);transition:all var(--base)}
.tl__card:hover{box-shadow:var(--sh2);transform:translateX(4px)}
.tl__date{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:.35rem;display:inline-block}
.tl__role{font-family:var(--sans);font-size:1.15rem;font-weight:700;margin-bottom:.15rem}
.tl__co{font-size:.9rem;color:var(--tx2);margin-bottom:1rem}
.tl__list{margin-bottom:1rem}
.tl__list li{position:relative;padding-left:1.1rem;margin-bottom:.5rem;font-size:.9rem;color:var(--tx2);line-height:1.55}
.tl__list li::before{content:'';position:absolute;left:0;top:.55rem;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.tl__tags{display:flex;flex-wrap:wrap;gap:.4rem}
.tl__tags span{padding:.2rem .65rem;font-size:.7rem;font-weight:600;background:color-mix(in srgb,var(--accent) 8%,transparent);color:var(--accent-l);border-radius:100px}

/* ═══ SKILLS ═══ */
.skills__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.sk{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.6rem 1.3rem;box-shadow:var(--sh);transition:all var(--base);position:relative;overflow:hidden}
.sk::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent);transform:scaleX(0);transition:transform var(--base);transform-origin:left}
.sk:hover{box-shadow:var(--sh2),0 0 24px color-mix(in srgb,var(--accent) 7%,transparent);transform:translateY(-4px);border-color:var(--accent)}
.sk:hover::before{transform:scaleX(1)}
.sk__icon{color:var(--accent);margin-bottom:1rem}
.sk h3{font-family:var(--sans);font-size:.95rem;font-weight:700;margin-bottom:.55rem}
.sk p{font-size:.83rem;color:var(--tx2);line-height:1.55;margin-bottom:.8rem}
.sk__tags{display:flex;flex-wrap:wrap;gap:.3rem}
.sk__tags span{font-size:.65rem;font-weight:600;padding:.15rem .5rem;background:var(--bg2);color:var(--tx3);border-radius:100px}
[data-theme="dark"] .sk__tags span,[data-theme="navy"] .sk__tags span,[data-theme="slate"] .sk__tags span,[data-theme="midnight"] .sk__tags span{background:rgba(255,255,255,.05)}

/* ═══ GOVERNANCE ═══ */
.governance__lead{max-width:780px;margin:0 auto 2.5rem;text-align:center;font-size:1.08rem;color:var(--tx2);line-height:1.8}
.governance__lead em{color:var(--accent);font-style:italic}
.governance__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.gc{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.7rem;box-shadow:var(--sh);transition:all var(--base)}
.gc:hover{box-shadow:var(--sh2),0 0 24px color-mix(in srgb,var(--accent) 7%,transparent);transform:translateY(-4px);border-color:var(--accent)}
.gc__num{font-family:var(--serif);font-size:2.2rem;font-weight:700;color:var(--accent);opacity:.25;line-height:1;margin-bottom:.5rem}
.gc h3{font-family:var(--sans);font-size:.95rem;font-weight:700;margin-bottom:.5rem}
.gc p{font-size:.83rem;color:var(--tx2);line-height:1.55}

/* ═══ PROJECTS ═══ */
.projects__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.pc{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.7rem;box-shadow:var(--sh);transition:all var(--base);display:flex;flex-direction:column}
.pc:hover{box-shadow:var(--sh2),0 0 24px color-mix(in srgb,var(--accent) 7%,transparent);transform:translateY(-4px);border-color:var(--accent)}
.pc__badge{align-self:flex-start;padding:.25rem .75rem;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;background:color-mix(in srgb,var(--accent) 8%,transparent);color:var(--accent);border-radius:100px;margin-bottom:1rem}
.pc h3{font-family:var(--sans);font-size:1rem;font-weight:700;margin-bottom:.55rem;line-height:1.3}
.pc p{font-size:.83rem;color:var(--tx2);line-height:1.55;margin-bottom:1.2rem;flex-grow:1}
.pc__metrics{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;padding-top:1rem;border-top:1px solid var(--bd2)}
.pc__metrics strong{display:block;font-family:var(--serif);font-size:1.3rem;font-weight:700;color:var(--accent);line-height:1.2}
.pc__metrics small{font-size:.68rem;color:var(--tx3);text-transform:uppercase;letter-spacing:.04em}

/* ═══ BLOG ═══ */
.blog__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.bp{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);overflow:hidden;box-shadow:var(--sh);transition:all var(--base);display:flex;flex-direction:column}
.bp:hover{box-shadow:var(--sh2);transform:translateY(-4px);border-color:var(--accent)}
.bp__img{width:100%;height:160px;object-fit:cover;background:var(--bg2)}
.bp__body{padding:1.3rem;flex-grow:1;display:flex;flex-direction:column}
.bp__date{font-size:.7rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.4rem}
.bp__title{font-family:var(--sans);font-size:.92rem;font-weight:700;margin-bottom:.4rem;line-height:1.35}
.bp__desc{font-size:.8rem;color:var(--tx2);line-height:1.5;flex-grow:1;margin-bottom:.8rem}
.bp__link{font-size:.78rem;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:.3rem;transition:gap var(--fast)}
.bp__link:hover{gap:.5rem}
.blog__more{text-align:center;margin-top:2.5rem}

/* ═══ GITHUB ═══ */
.gh__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.gh__loading{grid-column:1/-1;text-align:center;color:var(--tx3);padding:3rem 0}
.gr{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.5rem;box-shadow:var(--sh);transition:all var(--base);display:flex;flex-direction:column}
.gr:hover{box-shadow:var(--sh2);transform:translateY(-4px);border-color:var(--accent)}
.gr__name{font-family:var(--sans);font-size:.92rem;font-weight:700;margin-bottom:.35rem;display:flex;align-items:center;gap:.4rem}
.gr__name svg{color:var(--accent);flex-shrink:0}
.gr__desc{font-size:.8rem;color:var(--tx2);line-height:1.5;flex-grow:1;margin-bottom:.8rem}
.gr__meta{display:flex;gap:1rem;font-size:.7rem;color:var(--tx3)}
.gr__meta span{display:flex;align-items:center;gap:.25rem}
.gr__lang{width:8px;height:8px;border-radius:50%;display:inline-block}
.gr__link{margin-top:.8rem;font-size:.75rem;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:.25rem}
.gh__more{text-align:center;margin-top:2.5rem}

/* ═══ EDUCATION ═══ */
.edu__grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem}
.edu__subtitle{font-family:var(--sans);font-size:1rem;font-weight:700;display:flex;align-items:center;gap:.6rem;margin-bottom:1.2rem}
.edu__subtitle svg{color:var(--accent)}
.edu__card{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.5rem;box-shadow:var(--sh)}
.edu__card h4{font-family:var(--sans);font-size:1.05rem;font-weight:700;margin-bottom:.15rem}
.edu__degree{color:var(--accent);font-weight:600;margin-bottom:.5rem}
.edu__detail{font-size:.85rem;color:var(--tx2);line-height:1.55}
.edu__certs{display:flex;flex-direction:column;gap:.6rem}
.cert{display:flex;align-items:center;gap:.8rem;background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:.85rem 1rem;font-size:.88rem;font-weight:500;box-shadow:var(--sh);transition:all var(--base)}
.cert:hover{border-color:var(--accent);transform:translateX(3px)}
.cert__badge{min-width:38px;height:24px;display:inline-flex;align-items:center;justify-content:center;font-size:.62rem;font-weight:700;background:color-mix(in srgb,var(--accent) 8%,transparent);color:var(--accent);border-radius:var(--r);letter-spacing:.04em}

/* ═══ WHAT I'M LEARNING ═══ */
.learn__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.learn__group{background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.8rem;box-shadow:var(--sh);transition:all var(--base)}
.learn__group:hover{border-color:var(--accent);box-shadow:var(--sh2);transform:translateY(-3px)}
.learn__icon{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:var(--r);color:#fff;margin-bottom:1rem}
.learn__icon--core,.learn__icon--adv,.learn__icon--track,.learn__icon--elec,.learn__icon--prac{background:var(--accent);color:#fff}
[data-theme="black"] .learn__icon{background:#fff;color:#000}
[data-theme="light"] .learn__icon{background:var(--accent);color:#fff}
[data-theme="forest"] .learn__icon{background:var(--accent);color:#fff}
[data-theme="crimson"] .learn__icon{background:#CC0000;color:#fff}
.learn__heading{font-family:var(--sans);font-size:1.05rem;font-weight:700;margin-bottom:.7rem}
.learn__desc{font-size:.88rem;color:var(--tx2);line-height:1.7;margin-bottom:1rem}
.learn__tags{display:flex;flex-wrap:wrap;gap:.4rem}
.learn__tags span{font-size:.68rem;font-weight:600;padding:.3rem .65rem;background:color-mix(in srgb,var(--accent) 8%,transparent);color:var(--accent-l);border-radius:100px;letter-spacing:.03em}
@media(max-width:1024px){.learn__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.learn__grid{grid-template-columns:1fr}}

/* ═══ RESUME ═══ */
.resume__inner{display:flex;flex-direction:column;gap:2rem}
.resume__text{text-align:center;max-width:600px;margin:0 auto}
.resume__btns{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem;justify-content:center}
.resume__preview{background:#fff;border:1px solid var(--bd);border-radius:var(--r2);width:100%;overflow:hidden}

/* Inline resume viewer */
.rv{padding:2.5rem 3rem;color:#1a1a1a;font-family:'Calibri','Segoe UI',Arial,sans-serif;line-height:1.55}
.rv__header{text-align:center;border-bottom:2px solid #1a1a1a;padding-bottom:1rem;margin-bottom:1.5rem}
.rv__name{font-family:'Calibri','Segoe UI',Arial,sans-serif;font-size:2rem;font-weight:700;color:#1a1a1a;letter-spacing:.5pt}
.rv__contact{font-size:.92rem;color:#444;margin-top:.35rem}
.rv__section{margin-bottom:1.5rem}
.rv__heading{font-family:'Calibri','Segoe UI',Arial,sans-serif;font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:1pt;border-bottom:1px solid #999;padding-bottom:3px;margin-bottom:.75rem;color:#1a1a1a}
.rv__section>p{font-size:1rem;line-height:1.6;color:#222}
.rv__skills{display:grid;grid-template-columns:1fr;gap:.4rem;font-size:.95rem;color:#222}
.rv__skills strong{color:#1a1a1a}
.rv__job{margin-bottom:1rem}
.rv__job-top{display:flex;justify-content:space-between;align-items:baseline}
.rv__company{font-size:1.05rem;font-weight:700;color:#1a1a1a}
.rv__date{font-size:.88rem;font-weight:600;color:#555;white-space:nowrap}
.rv__title{font-size:1rem;font-weight:600;font-style:italic;color:#333;margin:.25rem 0 .5rem}
.rv__subtitle{font-size:1rem;font-weight:700;color:#1a1a1a;margin:.75rem 0 .5rem}
.rv ul{padding-left:1.3rem;margin-bottom:.75rem}
.rv li{font-size:.95rem;line-height:1.55;color:#333;margin-bottom:.3rem}
.rv li strong{font-weight:700;color:#1a1a1a}
@media(max-width:768px){.rv{padding:1.5rem 1.25rem}.rv__job-top{flex-direction:column;gap:.15rem}}

/* ═══ CONTACT ═══ */
.contact__grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3.5rem;align-items:start}
.contact__info{display:flex;flex-direction:column;gap:1rem}
.ci{display:flex;align-items:center;gap:1rem;background:var(--card);border:1px solid var(--bd2);border-radius:var(--r2);padding:1.2rem;box-shadow:var(--sh);transition:all var(--base)}
.ci:hover{border-color:var(--accent);box-shadow:var(--sh2);transform:translateX(3px)}
.ci__icon{width:44px;height:44px;border-radius:var(--r);background:color-mix(in srgb,var(--accent) 8%,transparent);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ci small{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--tx3);display:block;margin-bottom:.1rem}
.ci span{font-weight:500}
.contact__form{display:flex;flex-direction:column;gap:1rem}
.fg{position:relative}
.fg input,.fg textarea{width:100%;padding:.9rem 1rem;font-size:.9rem;background:var(--card);border:1px solid var(--bd);border-radius:var(--r);color:var(--tx);outline:none;transition:border-color var(--fast),box-shadow var(--fast)}
.fg input:focus,.fg textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 10%,transparent)}
.fg label{position:absolute;left:1rem;top:.9rem;font-size:.9rem;color:var(--tx3);pointer-events:none;transition:all var(--fast);background:var(--card);padding:0 .2rem}
.fg input:focus+label,.fg input:not(:placeholder-shown)+label,.fg textarea:focus+label,.fg textarea:not(:placeholder-shown)+label{top:-.45rem;font-size:.7rem;color:var(--accent);font-weight:600}
.fg textarea{resize:vertical;min-height:110px}

/* ═══ FOOTER ═══ */
.footer{background:var(--dark);color:rgba(255,255,255,.5);padding:2.5rem 0 1.2rem}
.footer__top{display:flex;justify-content:space-between;align-items:center;padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.07)}
.footer__logo{font-family:var(--serif);font-size:1.4rem;font-weight:700;color:var(--accent)}
.footer__logo span{color:var(--accent-l)}
.footer__brand p{font-size:.78rem;margin-top:.2rem}
.footer__social{display:flex;gap:.7rem}
.footer__social a{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.4);display:flex;align-items:center;justify-content:center;transition:all var(--fast)}
.footer__social a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.footer__bottom{padding-top:1.2rem;text-align:center;font-size:.72rem}

/* ═══ CHATBOT ═══ */
.chat{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;font-family:var(--sans)}
.chat__fab{width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 24px color-mix(in srgb,var(--accent) 40%,transparent);transition:all var(--base);position:relative}
.chat__fab:hover{transform:scale(1.08)}
.chat__close{display:none}.chat.on .chat__open{display:none}.chat.on .chat__close{display:block}
.chat__badge{position:absolute;top:-2px;right:-2px;background:#22c55e;color:#fff;font-size:.6rem;font-weight:700;padding:2px 7px;border-radius:100px}
.chat__win{position:absolute;bottom:calc(100% + 1rem);right:0;width:420px;max-height:600px;background:var(--card);border:1px solid var(--bd);border-radius:var(--r2);box-shadow:var(--sh3);display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(8px) scale(.96);pointer-events:none;transition:all var(--base)}
.chat.on .chat__win{opacity:1;transform:translateY(0) scale(1);pointer-events:all}
.chat__hd{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(135deg,#141b2d,#1f2a44);color:#fff}
[data-theme="dark"] .chat__hd{background:linear-gradient(135deg,#131825,#1a1f30)}
[data-theme="navy"] .chat__hd{background:linear-gradient(135deg,#0a1628,#132040)}
[data-theme="slate"] .chat__hd{background:linear-gradient(135deg,#0f1318,#181d25)}
[data-theme="midnight"] .chat__hd{background:linear-gradient(135deg,#0e0b1a,#161226)}
[data-theme="forest"] .chat__hd{background:linear-gradient(135deg,#0f1a13,#1a3022)}
.chat__avatar{width:38px;height:38px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700}
[data-theme="black"] .chat__avatar{background:#fff;color:#000}
[data-theme="black"] .chat__avatar svg{stroke:#000}
.chat__avatar svg{stroke:#fff}
.chat__hd strong{font-size:.92rem;display:block}
.chat__hd small{font-size:.68rem;color:#22c55e}
.chat__hd button{margin-left:auto;color:rgba(255,255,255,.5);display:flex;transition:color var(--fast)}
.chat__hd button:hover{color:#fff}
.chat__msgs{flex:1;overflow-y:auto;padding:1.25rem;display:flex;flex-direction:column;gap:1rem;max-height:380px;min-height:220px}
.chat__msg{max-width:85%;animation:msgIn .3s ease}
@keyframes msgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.chat__msg--bot{align-self:flex-start}
.chat__msg--user{align-self:flex-end}
.chat__msg--bot p{background:var(--bg2);color:var(--tx);padding:.75rem 1.1rem;border-radius:var(--r2);border-top-left-radius:3px;font-size:.88rem;line-height:1.6}
.chat__msg--user p{background:var(--accent);color:#fff;padding:.75rem 1.1rem;border-radius:var(--r2);border-top-right-radius:3px;font-size:.88rem;line-height:1.6}
.chat__msg--typing p{display:flex;gap:4px;padding:.75rem 1.2rem}
.typing-dot{width:6px;height:6px;border-radius:50%;background:var(--tx3);animation:typB 1.4s ease-in-out infinite}
.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}
@keyframes typB{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-5px)}}
.chat__quick{display:flex;flex-wrap:wrap;gap:.4rem;padding:0 1.25rem .75rem}
.chat__quick button{font-size:.76rem;font-weight:500;padding:.4rem .75rem;border:1px solid var(--bd);border-radius:100px;color:var(--tx2);background:var(--card);transition:all var(--fast)}
.chat__quick button:hover{border-color:var(--accent);color:var(--accent)}
.chat__input{display:flex;border-top:1px solid var(--bd);padding:.75rem;gap:.5rem}
.chat__input input{flex:1;border:1px solid var(--bd);border-radius:var(--r);padding:.65rem 1rem;font-size:.88rem;background:var(--bg);color:var(--tx);outline:none}
.chat__input input:focus{border-color:var(--accent)}
.chat__input button{width:42px;height:42px;border-radius:var(--r);background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background var(--fast)}
.chat__input button:hover{background:var(--accent-d)}

/* ═══ ENHANCED EFFECTS ═══ */

/* Button accent glow */
.btn--accent{position:relative}
.btn--accent::after{content:'';position:absolute;inset:-1px;border-radius:inherit;background:linear-gradient(135deg,var(--accent),var(--accent-d));opacity:0;z-index:-1;filter:blur(12px);transition:opacity var(--base)}
.btn--accent:hover::after{opacity:.4}

/* Blog card image hover zoom */
.bp__img{transition:transform .5s cubic-bezier(.4,0,.2,1)}
.bp:hover .bp__img{transform:scale(1.04)}

/* GitHub card subtle gradient border on hover */
.gr:hover{background:linear-gradient(135deg,var(--card) 0%,var(--card) 100%);border-color:var(--accent)}
.bp:hover{box-shadow:var(--sh2),0 0 20px color-mix(in srgb,var(--accent) 6%,transparent);border-color:var(--accent)}
.gr:hover{box-shadow:var(--sh2),0 0 20px color-mix(in srgb,var(--accent) 6%,transparent)}

/* Chatbot FAB pulse ring */
.chat__fab::before{content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--accent);opacity:0;animation:fabPulse 3s ease-in-out infinite}
@keyframes fabPulse{0%,100%{opacity:0;transform:scale(1)}50%{opacity:.3;transform:scale(1.15)}}

/* Section divider glow */
.sec__line{box-shadow:0 0 12px color-mix(in srgb,var(--accent) 20%,transparent)}

/* Smoother theme transition */
*{transition-property:background-color,color,border-color,box-shadow;transition-duration:0s}
body,body *{transition-duration:0s}
html[data-theme] body{transition:background .4s ease,color .4s ease}
.nav,.sec,.sec--alt,.card,.acard,.sk,.gc,.pc,.bp,.gr,.cert,.ci,.edu__card,.tl__card,.resume__preview,.chat__win,.fg input,.fg textarea{transition:all var(--base)}

/* ═══ ANIMATIONS ═══ */
[data-anim]{opacity:0;transform:translateY(24px);transition:opacity .65s cubic-bezier(.25,.46,.45,.94),transform .65s cubic-bezier(.25,.46,.45,.94)}
[data-anim="fade"]{transform:translateY(0) scale(.97)}
[data-anim].vis{opacity:1;transform:translateY(0) scale(1)}

/* ═══ ACCESSIBILITY WIDGET ═══ */
.a11y{position:fixed;bottom:1.5rem;left:1.5rem;z-index:9999;font-family:var(--sans)}
.a11y__fab{width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 24px color-mix(in srgb,var(--accent) 40%,transparent);transition:all var(--base);border:none}
.a11y__fab:hover{transform:scale(1.08)}
.a11y__menu{position:absolute;bottom:calc(100% + .8rem);left:0;background:var(--card);border:1px solid var(--bd);border-radius:var(--r2);padding:.6rem;box-shadow:var(--sh3);opacity:0;transform:translateY(6px);pointer-events:none;transition:all var(--base);min-width:200px}
.a11y.open .a11y__menu{opacity:1;transform:translateY(0);pointer-events:all}
.a11y__title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--tx3);padding:.3rem .5rem;margin-bottom:.2rem}
.a11y__opt{display:block;width:100%;text-align:left;padding:.55rem .7rem;font-size:.82rem;font-weight:500;color:var(--tx2);border-radius:var(--r);transition:all var(--fast);border:none;background:none;font-family:inherit;cursor:pointer}
.a11y__opt:hover{background:var(--bg2);color:var(--tx)}
.a11y__opt.active{color:var(--accent);font-weight:600}
.a11y__reset{color:var(--accent);margin-top:.3rem;border-top:1px solid var(--bd2);border-radius:0;padding-top:.65rem}

/* Accessibility states */
body.a11y-contrast .nav,body.a11y-contrast main,body.a11y-contrast .footer{filter:contrast(1.4)}
body.a11y-dyslexia,body.a11y-dyslexia *{font-family:'Open Dyslexic','OpenDyslexic',sans-serif!important;letter-spacing:.05em!important;word-spacing:.15em!important;line-height:1.8!important}
body.a11y-links a{text-decoration:underline!important;outline:1px dashed var(--accent)!important;outline-offset:2px}
body.a11y-motion,body.a11y-motion *,body.a11y-motion *::before,body.a11y-motion *::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
body.a11y-motion [data-anim]{opacity:1!important;transform:none!important}
body.a11y-motion .hero__orb{animation:none!important}
body.a11y-motion .hero__bg{animation:none!important}
body.a11y-motion .hero__scroll{animation:none!important}
body.a11y-motion .chat__fab::before{animation:none!important}
body.a11y-motion .typewriter__cursor{animation:none!important;opacity:1}

@media(max-width:480px){.a11y{bottom:1rem;left:1rem}}

/* ═══ FOCUS ═══ */
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
.btn:focus-visible{outline-offset:4px}
.fg input:focus-visible,.fg textarea:focus-visible,.chat__input input:focus-visible{outline:none}

/* ═══ SELECTION / SCROLLBAR ═══ */
::selection{background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--tx)}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--accent-d);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--accent)}

/* ═══ BACK TO TOP ═══ */
.btt{position:fixed;bottom:2rem;right:6.5rem;width:44px;height:44px;border-radius:50%;background:var(--accent);color:var(--bg);display:flex;align-items:center;justify-content:center;box-shadow:var(--sh2);opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity var(--base),transform var(--base),background var(--fast);z-index:9999}
.btt.on{opacity:1;pointer-events:all;transform:translateY(0)}
.btt:hover{background:var(--accent-d);transform:translateY(-2px)}
[data-theme="black"] .btt{background:#fff;color:#000}
[data-theme="crimson"] .btt{background:#CC0000;color:#fff}

/* ═══ RESPONSIVE ═══ */
@media(max-width:1024px){
  .skills__grid,.blog__grid,.gh__grid{grid-template-columns:repeat(2,1fr)}
  .projects__grid,.governance__grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  :root{--secPad:4.5rem 0}
  .nav__links{position:fixed;top:0;right:-100%;width:80%;max-width:300px;height:100vh;background:var(--card);flex-direction:column;align-items:flex-start;padding:4.5rem 1.5rem 1.5rem;gap:.3rem;box-shadow:var(--sh3);transition:right var(--base);z-index:999}
  .nav__links.on{right:0}
  .nav__links a{font-size:.95rem;padding:.6rem 0;color:var(--tx2)!important}
  .nav__links a::after{display:none}
  .nav__cta{margin-left:0;margin-top:.8rem;background:transparent!important;color:var(--tx2)!important}
  .nav__hamburger{display:flex;z-index:1001}
  .hero__badge{display:none}
  .hero__scroll{display:none}
  .hero{padding-top:4.5rem}
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .btt{bottom:5.5rem;right:calc(1rem + 10px)}
  .hero__sub{margin-left:auto;margin-right:auto}
  .hero__btns{justify-content:center}
  .hero__metrics{justify-content:center}
  .about__grid,.edu__grid,.contact__grid{grid-template-columns:1fr}
  .skills__grid,.blog__grid,.gh__grid{grid-template-columns:1fr}
  .projects__grid,.governance__grid{grid-template-columns:1fr}
  .timeline{padding-left:1.8rem}
  .tl__dot{left:-1.8rem}
  .footer__top{flex-direction:column;gap:1rem;text-align:center}
}
@media(max-width:480px){
  .typewriter{height:4.5rem}
  .hero__name{font-size:2.3rem}
  .hero__btns{flex-direction:column;align-items:center}
  .hero__btns .btn{width:100%;justify-content:center}
  .hero__metrics{flex-wrap:nowrap;gap:0;justify-content:center;padding:.8rem .5rem}
  .hm{flex:1;text-align:center;justify-content:center}
  .hm__n{font-size:1.5rem}
  .hm__s{font-size:.9rem}
  .hm__l{font-size:.55rem;letter-spacing:.05em}
  .chat{bottom:1rem;right:1rem}
  .chat__win{width:calc(100vw - 2rem);right:-.5rem;max-height:75vh}
}

/* ═══ REDUCED MOTION ═══ */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  [data-anim]{opacity:1!important;transform:none!important}
  .hero__orb{animation:none!important;opacity:.06}
  .hero__bg{animation:none!important}
  .hero__scroll{animation:none!important}
  .chat__fab::before{animation:none!important}
  .typewriter__cursor{animation:none!important;opacity:1}
}