/* Morium Akter – portfolio
   Look: clean "annual report" – deep teal (--sage), coral highlight (--gold), dark teal-navy (--ink).
   Change colours in :root. */
@font-face{font-family:"Figtree";src:url(../fonts/figtree-latin.woff2) format("woff2");font-weight:300 900;font-display:swap}
@font-face{font-family:"Newsreader";src:url(../fonts/newsreader-600.woff2) format("woff2");font-weight:600;font-display:swap}

:root{
  --paper:#F7FAFA; --paper-2:#EDF4F3; --card:#FFFFFF;
  --ink:#0D2B36; --ink-2:#1B4352; --text:#3C5560; --muted:#6A7F88;
  --sage:#0F8A7E; --sage-2:#DDF1EE; --sage-d:#0B6A61;
  --gold:#E8735A; --gold-2:#FDE9E3;
  --line:#DCE8E7; --line-2:#C6D8D6;
  --r:16px; --r-sm:10px;
  --shadow:0 1px 2px rgba(13,43,54,.05),0 10px 30px -12px rgba(13,43,54,.16);
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Figtree",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font:400 17px/1.65 var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{color:var(--ink);margin:0;line-height:1.15}
h2,h1{font-family:var(--serif);font-weight:600;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;cursor:pointer}
.i{width:1.1em;height:1.1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.i .f{fill:currentColor;fill-opacity:.16;stroke:none}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;padding:.8em 1.35em;border-radius:999px;font-weight:600;font-size:.97rem;border:1.5px solid transparent;transition:transform .2s,background .2s,color .2s,box-shadow .2s,border-color .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-sm{padding:.55em 1.1em;font-size:.9rem}
.btn-ink{background:var(--sage);color:#fff;box-shadow:0 10px 22px -12px rgba(15,138,126,.8)}
.btn-ink:hover{background:var(--sage-d)}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:#d9634b}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;height:var(--nav-h);background:rgba(247,250,250,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.nav.scrolled{border-color:var(--line);box-shadow:0 6px 20px -16px rgba(13,43,54,.5)}
.nav-in{height:100%;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.mono{width:40px;height:40px;border-radius:12px;background:var(--sage);color:#fff;display:grid;place-items:center;font:600 1.05rem var(--serif);position:relative}
.mono::after{content:"";position:absolute;left:10px;right:10px;bottom:8px;height:2px;background:var(--gold);border-radius:2px}
.brand-txt{display:flex;flex-direction:column;line-height:1.1;font-weight:700;color:var(--ink)}
.brand-txt small{font-weight:500;font-size:.74rem;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin-top:3px}
.menu{display:flex;gap:4px}
.menu a{padding:8px 13px;border-radius:999px;font-weight:500;font-size:.95rem;color:var(--text);transition:background .2s,color .2s}
.menu a:hover{color:var(--ink);background:var(--paper-2)}
.menu a.active{color:var(--ink);background:var(--sage-2)}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-2);background:var(--card);place-items:center;color:var(--ink)}
.burger .i{width:22px;height:22px}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--gold);transform-origin:0 50%;transform:scaleX(0)}

/* hero */
.hero{position:relative;padding:calc(var(--nav-h) + 56px) 0 70px;overflow:hidden;background:
  radial-gradient(900px 420px at 85% 10%,rgba(15,138,126,.13),transparent 70%),
  radial-gradient(700px 380px at 0% 100%,rgba(232,115,90,.10),transparent 70%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.45;-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 85%);mask-image:linear-gradient(180deg,#000 0%,transparent 85%);pointer-events:none}
.hero-graph{position:absolute;left:0;right:0;bottom:0;width:100%;height:34%;pointer-events:none}
.hg-line{fill:none;stroke:var(--sage);stroke-width:2;stroke-dasharray:1;stroke-dashoffset:1;opacity:.45;vector-effect:non-scaling-stroke;animation:draw 2.6s .3s ease-out forwards}
.hg-area{fill:rgba(15,138,126,.07)}
@keyframes draw{to{stroke-dashoffset:0}}
.hero-in{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:34px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:6px 14px 6px 11px;border-radius:999px;background:var(--card);border:1px solid var(--line);font-size:.86rem;font-weight:600;color:var(--sage-d);box-shadow:var(--shadow)}
.dot{width:8px;height:8px;border-radius:50%;background:#3BAA6A;box-shadow:0 0 0 0 rgba(59,170,106,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(59,170,106,0)}100%{box-shadow:0 0 0 0 rgba(59,170,106,0)}}
.hero h1{font-size:clamp(3rem,7vw,5.6rem);line-height:1;margin:22px 0 14px;letter-spacing:-.02em}
.hero h1 em{font-style:italic;color:var(--sage-d)}
.role{font-weight:600;color:var(--sage-d);font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
.lead{font-size:1.12rem;max-width:34em;margin-inline:auto;color:var(--text)}
.cta{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px}

.hero-art{position:relative;width:230px;order:-1}
.portrait{margin:0;position:relative;aspect-ratio:1;border-radius:50%;overflow:hidden;background:#fff;border:8px solid #fff;box-shadow:0 24px 50px -24px rgba(13,43,54,.45),0 0 0 1px var(--line)}
.portrait img{width:100%;height:100%;object-fit:cover;object-position:50% 25%;transform:scale(1.12);transform-origin:50% 30%}
.hero-art::before{content:"";position:absolute;inset:-18px;border-radius:50%;border:1.5px dashed var(--gold);opacity:.7}
.hero-art::after{content:"";position:absolute;inset:22px -22px -22px 22px;border-radius:50%;background:var(--sage-2);border:1px solid #BCE3DD;z-index:-1}


/* sections */
.sec{padding:96px 0}
.sec.tint{background:var(--paper-2);border-block:1px solid var(--line)}
.sec-head{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;margin-bottom:46px}
.num{font:600 .85rem var(--sans);color:var(--gold);letter-spacing:.14em;padding-bottom:6px;border-bottom:2px solid var(--gold)}
.num.light{display:inline-block;margin-bottom:14px}
.sec-head h2{font-size:clamp(2rem,4vw,2.9rem)}
.sec-head p{margin:0;color:var(--muted)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}

/* about */
.about{max-width:760px;margin-inline:auto;text-align:center}
.about-copy .big{font:600 clamp(1.4rem,2.4vw,1.85rem)/1.35 var(--serif);color:var(--ink);margin-bottom:22px}
.about-copy p:not(.big){max-width:36em;margin-inline:auto}
.views{display:inline-flex;align-items:center;gap:10px;margin-top:10px;padding:8px 16px;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--muted);font-size:.92rem}
.views b{font:600 1.2rem var(--serif);color:var(--sage-d)}

/* education */
.edu{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:start}
.hons{background:var(--card);color:var(--text);border:1px solid var(--line);border-top:5px solid var(--sage);border-radius:var(--r);padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hons::after{content:"";position:absolute;right:-70px;top:-70px;width:200px;height:200px;border-radius:50%;border:36px solid rgba(15,138,126,.07)}
.hons-k{font-size:.78rem;text-transform:uppercase;letter-spacing:.14em;font-weight:700;color:var(--gold);margin-bottom:10px}
.hons h3{color:var(--ink);font-size:1.4rem;font-family:var(--serif);font-weight:600}
.hons-at{margin:8px 0 22px;color:var(--muted);font-size:.95rem}
.hons-big{display:flex;align-items:baseline;gap:12px;padding-top:20px;border-top:1px dashed var(--line-2);margin-bottom:18px}
.hons-big b{font:600 3.6rem/1 var(--serif);color:var(--sage-d)}
.hons-big span{color:var(--muted);font-size:.92rem}
.meter{display:grid;grid-template-columns:70px 1fr auto;align-items:center;gap:12px;margin-bottom:12px;font-size:.92rem}
.meter b{color:var(--ink);font-family:var(--serif)}
.track{display:block;height:8px;border-radius:99px;background:var(--paper-2);overflow:hidden}
.track i{display:block;height:100%;width:calc(var(--v) * 100%);border-radius:inherit;background:var(--gold);transform-origin:left;transform:scaleX(0);transition:transform 1.1s cubic-bezier(.2,.8,.2,1) .2s}
.in .track i,html:not(.js) .track i{transform:scaleX(1)}
.schools{display:flex;flex-direction:column;gap:16px}
.school{display:flex;justify-content:space-between;align-items:center;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.school:hover{transform:translateY(-3px);border-color:var(--sage)}
.sc-yr{font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--sage-d);margin-bottom:6px}
.school h3{font-size:1.1rem;margin-bottom:4px}
.school p{margin:0;font-size:.95rem}
.gpa{flex:none;width:96px;height:96px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--sage-2);color:var(--sage-d);margin:0!important}
.gpa b{font:600 1.7rem/1 var(--serif);color:var(--ink)}
.gpa span{font-size:.72rem;font-weight:600;margin-top:4px}
.gpa.top{background:var(--gold-2);color:#A8432C}
.link{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-weight:600;font-size:.9rem;color:var(--sage-d);border-bottom:1px solid transparent}
.link:hover{border-color:currentColor}
.link .i{width:.9em;height:.9em}

/* skills */
.skills{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.skill{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.skill:hover{transform:translateY(-4px);border-color:var(--sage)}
.s-ic,.t-ic{display:grid;place-items:center;flex:none}
.s-ic{width:50px;height:50px;border-radius:15px;margin-bottom:16px}
.s-ic .i{width:26px;height:26px}
.t-ic{width:42px;height:42px;border-radius:12px}
.t-ic .i{width:22px;height:22px}
.t-teal{background:#DDF1EE;color:#0B6A61}
.t-coral{background:#FDE6DF;color:#C24E33}
.t-blue{background:#E2EAFB;color:#3557B7}
.t-green{background:#DEF3E4;color:#1E7A43}
.skill{text-align:center}
.skill .s-ic{margin-inline:auto}
.skill .chips{justify-content:center}
.skill h3{font-size:1.06rem;margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chips li{font-size:.86rem;padding:5px 11px;border-radius:999px;background:var(--paper);border:1px solid var(--line);color:var(--ink-2);font-weight:500}
.sub-h{font-size:1.06rem;margin:38px 0 16px;text-align:center}
.tools{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tools li{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--r);border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow)}
.tools b{display:block;color:var(--ink);font-size:.95rem;line-height:1.25}
.tools small{color:var(--muted);font-size:.8rem}

/* certificates */
.certs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cert{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.cert:hover{transform:translateY(-5px);box-shadow:0 24px 44px -24px rgba(13,43,54,.4)}
.cert-img{position:relative;display:block;aspect-ratio:900/642;background:var(--paper-2);overflow:hidden;border-bottom:1px solid var(--line)}
.cert-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cert:hover .cert-img img{transform:scale(1.05)}
.zoom{position:absolute;right:12px;bottom:12px;width:40px;height:40px;border-radius:12px;background:rgba(13,43,54,.85);color:#fff;display:grid;place-items:center;opacity:0;transform:translateY(6px);transition:.25s}
.cert:hover .zoom,.cert-img:focus-visible .zoom{opacity:1;transform:none}
.cert-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.cert-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.pill{font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--sage-d);background:var(--sage-2);padding:4px 10px;border-radius:999px}
.cert-meta time{font-size:.85rem;color:var(--muted)}
.cert h3{font-size:1.12rem;margin-bottom:8px}
.cert-body>p:not(.cert-meta):not(.score){font-size:.94rem;color:var(--text);margin-bottom:14px}
.score{margin:auto 0 0;font-size:.85rem;color:var(--muted);display:grid;grid-template-columns:auto 1fr;align-items:center;column-gap:6px}
.score b{font:600 1.35rem var(--serif);color:var(--ink)}
.score .track{grid-column:1/-1;margin-top:8px;background:var(--paper-2)}

/* lightbox */
.lb{border:0;padding:0;background:transparent;max-width:none;max-height:none;width:100%;height:100%;color:#fff}
.lb::backdrop{background:rgba(6,24,30,.88);backdrop-filter:blur(4px)}
.lb-box{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:20px}
.lb img{max-width:min(1000px,100%);max-height:calc(100vh - 120px);border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.5);background:#fff}
.lb-bar{display:flex;align-items:center;gap:10px;width:min(1000px,100%)}
.lb-cap{margin-right:auto;font-weight:600}
.lb-cap small{display:block;color:#A9C2C7;font-weight:400;font-size:.85rem}
.lb button{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;font-size:1.3rem;display:grid;place-items:center}
.lb button:hover{background:rgba(255,255,255,.18)}

/* contact */
.contact{background:var(--sage-2);color:var(--text);padding:96px 0;position:relative;overflow:hidden;border-top:1px solid #BCE3DD}
.contact::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;border:70px solid rgba(255,255,255,.45)}
.contact-in{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:30px}
.contact h2{color:var(--ink);font-size:clamp(2.2rem,4.5vw,3.3rem);margin-bottom:16px}
.contact p{font-size:1.08rem;max-width:30em;margin-inline:auto}
.c-list{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;text-align:left}
.c-row{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:var(--r);background:var(--card);border:1px solid #C9E6E1;box-shadow:var(--shadow);min-width:300px}
.c-ic{width:44px;height:44px;border-radius:12px;background:var(--gold-2);color:#C24E33;display:grid;place-items:center}
.c-txt{display:flex;flex-direction:column;min-width:0;margin-right:auto}
.c-txt small{font-size:.76rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:700}
.c-txt a,.c-txt span{color:var(--ink);font-weight:600;overflow-wrap:anywhere}
.c-txt a:hover{color:var(--sage-d)}
.c-btn{width:42px;height:42px;border-radius:11px;border:1px solid var(--line-2);background:transparent;color:var(--sage-d);display:grid;place-items:center;flex:none}
.c-btn:hover{background:var(--sage-2)}
.c-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}

.foot{background:var(--sage-2);color:var(--muted);font-size:.9rem;border-top:1px solid #BCE3DD}
.foot-in{display:flex;justify-content:center;align-items:center;padding:20px 0}
.foot a{display:inline-flex;align-items:center;gap:6px}
.foot a:hover{color:var(--ink)}
.to-top{position:fixed;right:20px;bottom:20px;z-index:40;width:46px;height:46px;border-radius:14px;border:0;background:var(--sage);color:#fff;display:grid;place-items:center;box-shadow:0 10px 24px -10px rgba(15,138,126,.8);opacity:0;transform:translateY(12px);pointer-events:none;transition:.3s}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.toast{position:fixed;left:50%;bottom:28px;z-index:60;transform:translate(-50%,20px);background:var(--sage-d);color:#fff;padding:10px 20px;border-radius:999px;font-weight:600;opacity:0;pointer-events:none;transition:.3s}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* reveal on scroll (only when JS runs) */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}
.skills .reveal:nth-child(2),.certs .reveal:nth-child(2){transition-delay:.08s}
.skills .reveal:nth-child(3),.certs .reveal:nth-child(3){transition-delay:.16s}
.skills .reveal:nth-child(4){transition-delay:.24s}

/* laptop */
@media (max-width:1100px){
  .menu a{padding:8px 10px}
}
/* tablet */
@media (max-width:960px){
  .nav-cv{display:none}
  .burger{display:grid}
  .menu{position:absolute;top:calc(var(--nav-h) - 6px);left:16px;right:16px;flex-direction:column;gap:2px;padding:10px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:0 20px 40px -20px rgba(13,43,54,.4);opacity:0;transform:translateY(-8px);pointer-events:none;transition:.25s}
  .menu a{padding:12px 14px}
  .nav.open .menu{opacity:1;transform:none;pointer-events:auto}
  .hero-art{width:200px}
  .edu{grid-template-columns:1fr}
  .skills,.tools{grid-template-columns:repeat(2,1fr)}
  .certs{grid-template-columns:repeat(2,1fr)}
}
/* phone */
@media (max-width:640px){
  body{font-size:16px}
  .wrap{width:calc(100% - 32px)}
  .brand-txt small{display:none}
  .hero{padding:calc(var(--nav-h) + 34px) 0 56px}
  .hero-art{width:170px}
  .hero-graph{display:none}
  .hero-art::before{inset:-14px}
  .hero-art::after{inset:16px -16px -16px 16px}
  .sec,.contact{padding:68px 0}
  .sec-head{margin-bottom:30px}
  .skills,.certs,.tools{grid-template-columns:1fr}
  .school{padding:18px}
  .skill{display:grid;grid-template-columns:auto 1fr;column-gap:14px;align-items:center;padding:18px;text-align:left}
  .skill .chips{justify-content:flex-start}
  .skill .s-ic{grid-row:span 2;margin:0;align-self:start}
  .skill h3{margin-bottom:8px}
  .gpa{width:76px;height:76px}
  .gpa b{font-size:1.35rem}
  .hons{padding:24px}
  .hons-big b{font-size:3.3rem}
  .c-row{min-width:0;width:100%}
  .foot-in{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .hg-line{stroke-dashoffset:0}
  .js .reveal{opacity:1;transform:none}
  .track i{transform:none}
}
@media print{
  .nav,.to-top,.toast,.hero-graph{display:none!important}
  .hero{padding-top:20px}
  .js .reveal{opacity:1;transform:none}
  .track i{transform:none}
  .contact{background:#fff}
}