/* ==========================================================================
   Muhammad Qayyum — Portfolio
   Structure follows the conventional Figma portfolio template pattern:
   hero → services → work (large imagery) → about → testimonials → contact
   ========================================================================== */

:root{
  --bg:#0e0e11;
  --surface:#16161b;
  --surface-2:#1d1d24;
  --line:#2a2a33;
  --line-soft:#22222a;
  --txt:#f4f4f6;
  --txt-2:#a3a3b0;
  --txt-3:#6e6e7d;

  --brand:#c8f169;          /* lime — the single accent */
  --brand-ink:#12140b;

  --sans:'Inter Tight',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;

  --r:14px;
  --r-lg:22px;
  --pad:clamp(18px,4.4vw,44px);
  --maxw:1280px;
  --e:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--body);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.lock{overflow:hidden}
img,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--brand);color:var(--brand-ink)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}

h1,h2,h3,h4{margin:0;font-family:var(--sans);font-weight:600;
  letter-spacing:-.028em;line-height:1.08;text-wrap:balance}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
section{padding:clamp(64px,9vw,120px) 0;position:relative}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:80;transition:background .3s,border-color .3s}
.nav.stuck{background:rgba(14,14,17,.82);backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line-soft)}
.nav-in{max-width:var(--maxw);margin-inline:auto;padding:14px var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--sans);
  font-weight:600;font-size:.98rem;letter-spacing:-.02em}
.logo i{width:30px;height:30px;border-radius:9px;background:var(--brand);
  display:grid;place-items:center;color:var(--brand-ink);font-family:var(--mono);
  font-size:.72rem;font-weight:700;font-style:normal}
.nlinks{display:flex;gap:4px}
.nlinks a{padding:8px 14px;border-radius:99px;font-size:.9rem;color:var(--txt-2);
  transition:color .2s,background .2s}
.nlinks a:hover{color:var(--txt);background:var(--surface-2)}
.nlinks a.on{color:var(--txt)}
.burger{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger i{width:16px;height:1.6px;background:var(--txt);transition:transform .3s var(--e),opacity .2s}
.burger.x i:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.burger.x i:nth-child(2){opacity:0}
.burger.x i:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}
@media (max-width:880px){.nlinks,.nav .btn{display:none}.burger{display:flex}}

.sheet{position:fixed;inset:60px 0 0;z-index:75;background:var(--bg);padding:24px var(--pad);
  display:flex;flex-direction:column;gap:2px;transform:translateY(-12px);opacity:0;
  visibility:hidden;transition:.32s var(--e)}
.sheet.on{transform:none;opacity:1;visibility:visible}
.sheet a{font-family:var(--sans);font-size:1.6rem;font-weight:600;padding:14px 0;
  border-bottom:1px solid var(--line-soft);color:var(--txt-2)}
.sheet a:hover{color:var(--txt)}
.sheet .btn{margin-top:20px;justify-content:center}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:99px;
  font-family:var(--sans);font-size:.92rem;font-weight:600;letter-spacing:-.01em;
  transition:transform .25s var(--e),background .25s,border-color .25s,color .25s}
.btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;
  transition:transform .25s var(--e)}
.btn:hover svg{transform:translateX(3px)}
.btn-1{background:var(--brand);color:var(--brand-ink)}
.btn-1:hover{transform:translateY(-2px)}
.btn-2{border:1px solid var(--line);color:var(--txt)}
.btn-2:hover{border-color:var(--txt-3);background:var(--surface);transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{padding-top:clamp(104px,14vh,168px);padding-bottom:clamp(40px,6vw,64px)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:center}
@media (max-width:940px){.hero-grid{grid-template-columns:1fr;gap:36px}}

.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 15px 7px 11px;
  border-radius:99px;border:1px solid var(--line);background:var(--surface);
  font-size:.8rem;color:var(--txt-2);margin-bottom:24px}
.pill s{width:7px;height:7px;border-radius:50%;background:var(--brand);
  text-decoration:none;position:relative}
.pill s::after{content:'';position:absolute;inset:-4px;border-radius:50%;
  border:1px solid var(--brand);animation:pp 2s ease-out infinite}
@keyframes pp{0%{transform:scale(.5);opacity:1}100%{transform:scale(2);opacity:0}}

.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);margin-bottom:20px;line-height:1.04}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero .sub{font-size:clamp(1rem,1.5vw,1.14rem);color:var(--txt-2);max-width:52ch;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:38px}
@media (max-width:560px){.hero-cta .btn{width:100%;justify-content:center}}

.stats{display:flex;flex-wrap:wrap;gap:clamp(20px,4vw,44px);
  padding-top:26px;border-top:1px solid var(--line-soft)}
.stats b{display:block;font-family:var(--sans);font-size:clamp(1.5rem,3vw,2.1rem);
  font-weight:600;letter-spacing:-.03em;line-height:1}
.stats span{font-size:.8rem;color:var(--txt-3)}

/* hero graphic block (no portrait) */
.hero-art{position:relative;aspect-ratio:1/1;max-width:440px;margin-inline:auto;width:100%}
.hero-art canvas{width:100%;height:100%;border-radius:var(--r-lg)}
/* mosaic of real project screenshots, three drifting columns */
.mosaic{position:absolute;inset:0;border-radius:var(--r-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px}
.mcol{display:flex;flex-direction:column;gap:8px;will-change:transform}
.mcol img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top center;
  border-radius:8px;border:1px solid var(--line);background:var(--surface-2)}
.mosaic::after{content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to bottom,var(--bg) 0%,rgba(14,14,17,0) 22%,
    rgba(14,14,17,0) 78%,var(--bg) 100%)}
@media (prefers-reduced-motion:reduce){.mcol{animation:none!important}}
.hero-art .tagchip{position:absolute;padding:8px 14px;border-radius:99px;
  background:var(--surface);border:1px solid var(--line);font-family:var(--mono);
  font-size:.7rem;color:var(--txt);white-space:nowrap;
  box-shadow:0 10px 30px -12px rgba(0,0,0,.8)}
.tagchip.t1{top:9%;left:-4%}
.tagchip.t2{top:44%;right:-6%}
.tagchip.t3{bottom:11%;left:4%}
/* on narrow screens the art column is full-bleed — keep chips inside the
   viewport instead of letting the negative offsets push past it */
@media (max-width:940px){
  .tagchip.t1{left:0}
  .tagchip.t2{right:0}
  .tagchip.t3{left:6%}
}
@media (max-width:420px){
  .tagchip{font-size:.64rem;padding:6px 11px}
}
.tagchip s{color:var(--brand);text-decoration:none;margin-right:6px}

/* ---------- section heads ---------- */
.head{margin-bottom:clamp(30px,4.4vw,52px);max-width:64ch}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.eyebrow::before{content:'';width:18px;height:1px;background:var(--brand)}
.head h2{font-size:clamp(1.9rem,4.2vw,3rem);margin-bottom:14px}
.head p{color:var(--txt-2);font-size:1.02rem;margin:0}

/* ---------- services ---------- */
.svcs{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;transition:border-color .3s,transform .3s var(--e)}
.svc:hover{border-color:var(--txt-3);transform:translateY(-4px)}
.svc .ic{width:44px;height:44px;border-radius:12px;background:var(--surface-2);
  border:1px solid var(--line);display:grid;place-items:center;margin-bottom:18px}
.svc .ic svg{width:21px;height:21px;stroke:var(--brand);fill:none;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round}
.svc h3{font-size:1.12rem;margin-bottom:9px}
.svc p{color:var(--txt-2);font-size:.92rem;margin:0 0 16px}
.svc ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.svc li{font-family:var(--mono);font-size:.66rem;padding:4px 9px;border-radius:6px;
  background:var(--surface-2);color:var(--txt-2)}

/* ---------- work: large imagery ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.tab{padding:9px 17px;border-radius:99px;border:1px solid var(--line);font-size:.85rem;
  color:var(--txt-2);transition:.22s}
.tab:hover{color:var(--txt);border-color:var(--txt-3)}
.tab.on{background:var(--brand);color:var(--brand-ink);border-color:transparent;font-weight:600}
.tab b{font-family:var(--mono);font-size:.72rem;font-weight:500;opacity:.55;margin-left:2px}
.tab.on b{opacity:.7}

.works{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2.4vw,26px)}
@media (max-width:820px){.works{grid-template-columns:1fr}}
/* every 5th project runs full width — keeps the grid from feeling like a spreadsheet */
.work.wide{grid-column:1/-1}

.work{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;cursor:pointer;transition:border-color .3s,transform .35s var(--e)}
.work:hover{border-color:var(--txt-3);transform:translateY(-5px)}
.work.hide{display:none}
.shot{position:relative;aspect-ratio:16/10;background:var(--surface-2);overflow:hidden}
.work.wide .shot{aspect-ratio:21/9}
.work[data-cat="cad"] .shot{background:#fcfcfa}
.work[data-cat="cad"] .shot img{object-fit:contain;object-position:center}
.shot img{width:100%;height:100%;object-fit:cover;object-position:top center;
  transition:transform .6s var(--e)}
.work:hover .shot img{transform:scale(1.03)}
.shot .live{position:absolute;top:14px;right:14px;padding:5px 10px;border-radius:6px;
  background:var(--brand);color:var(--brand-ink);font-family:var(--mono);
  font-size:.6rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:5px}
.shot .live::before{content:'';width:5px;height:5px;border-radius:50%;
  background:var(--brand-ink);animation:lv 1.8s ease-in-out infinite}
@keyframes lv{50%{opacity:.35}}
.shot .cat{position:absolute;top:14px;left:14px;padding:6px 11px;border-radius:7px;
  background:rgba(14,14,17,.78);backdrop-filter:blur(8px);font-family:var(--mono);
  font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--txt)}
.work-b{padding:22px 24px 26px}
.work-b h3{font-size:1.24rem;margin-bottom:8px;transition:color .25s}
.work:hover .work-b h3{color:var(--brand)}
.work-b p{color:var(--txt-2);font-size:.92rem;margin:0 0 16px}
.work-f{display:flex;align-items:center;justify-content:space-between;gap:14px}
.stk{display:flex;flex-wrap:wrap;gap:6px}
.stk span{font-family:var(--mono);font-size:.65rem;padding:4px 9px;border-radius:6px;
  background:var(--surface-2);color:var(--txt-2)}
.more{display:inline-flex;align-items:center;gap:6px;font-family:var(--sans);
  font-size:.84rem;font-weight:600;color:var(--brand);white-space:nowrap}
.more svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;
  transition:transform .25s var(--e)}
.work:hover .more svg{transform:translate(3px,-3px)}

/* ---------- about ---------- */
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
@media (max-width:940px){.about{grid-template-columns:1fr}}
.about p{color:var(--txt-2);margin:0 0 16px}
.about .lead{font-size:1.14rem;color:var(--txt)}
.skills{display:flex;flex-direction:column;gap:14px}
.sk{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.sk-t{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px}
.sk-t b{font-family:var(--sans);font-size:.94rem;font-weight:600}
.sk-t span{font-family:var(--mono);font-size:.7rem;color:var(--txt-3)}
.sk-b{height:4px;border-radius:99px;background:var(--surface-2);overflow:hidden}
.sk-b i{display:block;height:100%;width:0;border-radius:99px;background:var(--brand);
  transition:width 1.1s var(--e)}

/* ---------- testimonials ---------- */
.quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.q{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px}
.q .st{display:flex;gap:3px;margin-bottom:14px}
.q .st svg{width:14px;height:14px;fill:var(--brand)}
.q p{margin:0 0 20px;font-size:.97rem;color:var(--txt)}
.who{display:flex;align-items:center;gap:12px}
.who .av{width:40px;height:40px;border-radius:50%;background:var(--surface-2);
  border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--sans);font-weight:600;font-size:.85rem;color:var(--brand);flex-shrink:0}
.who b{display:block;font-size:.9rem;font-family:var(--sans)}
.who span{font-size:.8rem;color:var(--txt-3)}

/* ---------- contact ---------- */
.cta-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(28px,4vw,56px);align-items:start}
@media (max-width:940px){.cta-box{grid-template-columns:1fr}}
.cta-box h2{font-size:clamp(1.8rem,3.6vw,2.7rem);margin-bottom:14px}
.cta-box .sub{color:var(--txt-2);margin:0 0 26px}
.ci{display:flex;align-items:center;gap:13px;padding:13px 0;border-top:1px solid var(--line-soft)}
.ci .ic{width:36px;height:36px;border-radius:10px;background:var(--surface-2);
  display:grid;place-items:center;flex-shrink:0}
.ci .ic svg{width:16px;height:16px;stroke:var(--brand);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.ci small{display:block;font-size:.72rem;color:var(--txt-3)}
.ci b{font-weight:500;font-size:.93rem;font-family:var(--sans)}

.fr{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.fr{grid-template-columns:1fr}}
.fl{margin-bottom:14px}
.fl label{display:block;font-size:.78rem;color:var(--txt-3);margin-bottom:7px}
.fl input,.fl textarea,.fl select{width:100%;padding:12px 14px;border-radius:11px;
  background:var(--bg);border:1px solid var(--line);color:var(--txt);
  font:inherit;font-size:.94rem;transition:border-color .2s}
.fl select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%236e6e7d' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 13px center;background-size:12px;padding-right:36px}
.fl select option{background:var(--surface)}
.fl textarea{resize:vertical;min-height:104px}
.fl input:focus,.fl textarea:focus,.fl select:focus{outline:0;border-color:var(--brand)}
.fl input::placeholder,.fl textarea::placeholder{color:var(--txt-3)}
.ok{display:none;margin-top:12px;padding:11px 14px;border-radius:10px;
  background:rgba(200,241,105,.09);border:1px solid rgba(200,241,105,.28);
  color:var(--brand);font-size:.86rem}
.ok.on{display:block}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:18px;
  opacity:0;visibility:hidden;transition:.32s var(--e)}
.modal.on{opacity:1;visibility:visible}
.modal-bg{position:absolute;inset:0;background:rgba(6,6,8,.8);backdrop-filter:blur(8px)}
.modal-c{position:relative;width:min(900px,100%);max-height:90vh;overflow-y:auto;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  transform:translateY(18px) scale(.985);transition:.42s var(--e)}
.modal.on .modal-c{transform:none}
.modal-shot{aspect-ratio:16/9;background:var(--surface-2)}
.modal-shot img{width:100%;height:100%;object-fit:cover;object-position:top center}
.modal-x{position:absolute;top:14px;right:14px;z-index:3;width:38px;height:38px;
  border-radius:50%;background:rgba(14,14,17,.8);border:1px solid var(--line);
  display:grid;place-items:center;backdrop-filter:blur(8px);transition:.25s}
.modal-x:hover{background:var(--brand);color:var(--brand-ink);border-color:transparent}
.modal-x svg{width:15px;height:15px;stroke:currentColor;stroke-width:2}
.modal-b{padding:clamp(24px,3.4vw,38px)}
.modal-b h3{font-size:clamp(1.5rem,3.2vw,2.1rem);margin-bottom:8px}
.modal-role{font-family:var(--mono);font-size:.72rem;color:var(--brand);margin-bottom:20px}
.modal-b p{color:var(--txt-2);margin:0 0 22px}
.figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:26px}
.figs div{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:15px 17px}
.figs b{display:block;font-family:var(--sans);font-size:1.5rem;font-weight:600;
  letter-spacing:-.03em;color:var(--brand)}
.figs small{font-size:.72rem;color:var(--txt-3)}
.modal-b h4{font-size:.94rem;margin:24px 0 12px}
.modal-b ul{margin:0 0 22px;padding:0;list-style:none}
.modal-b li{position:relative;padding-left:22px;margin-bottom:9px;color:var(--txt-2);font-size:.93rem}
.modal-b li::before{content:'';position:absolute;left:0;top:.6em;width:7px;height:7px;
  border-radius:2px;background:var(--brand)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line-soft);padding:44px 0 32px}
.f-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:26px;margin-bottom:30px}
.f-top p{color:var(--txt-2);font-size:.9rem;max-width:36ch;margin:12px 0 0}
.f-cols{display:flex;gap:clamp(28px,6vw,68px);flex-wrap:wrap}
.f-col h5{font-size:.76rem;color:var(--txt-3);margin:0 0 12px;font-weight:500;
  font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase}
.f-col a{display:block;font-size:.88rem;color:var(--txt-2);padding:4px 0}
.f-col a:hover{color:var(--brand)}
.f-bot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  padding-top:22px;border-top:1px solid var(--line-soft);font-size:.82rem;color:var(--txt-3)}
.socs{display:flex;gap:8px}
.socs a{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  display:grid;place-items:center;transition:.25s}
.socs a:hover{border-color:var(--brand);background:var(--surface)}
.socs svg{width:15px;height:15px;fill:var(--txt-2)}
.socs a:hover svg{fill:var(--brand)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s var(--e),transform .6s var(--e)}
.rv.in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .rv{opacity:1;transform:none}
}