/* ============ Alharthi OS 2026 — shell ============ */
:root{--acc-rgb:56,242,200;--glass:rgba(16,22,32,.62);--glass-b:rgba(255,255,255,.09);--glass-hi:rgba(255,255,255,.14);--mb-h:30px;--dock-h:84px}
html[data-phase=dawn]{--acc:#ff9a7a;--acc-rgb:255,154,122}
html[data-phase=sunset]{--acc:#ff8a5c;--acc-rgb:255,138,92}
.statusbar,.icons,.taskbar{display:none!important}

/* menubar */
.menubar{position:absolute;top:0;left:0;right:0;height:var(--mb-h);display:flex;justify-content:space-between;align-items:center;padding:0 10px;z-index:5000;
  background:rgba(8,12,20,.42);backdrop-filter:blur(24px) saturate(1.6);-webkit-backdrop-filter:blur(24px) saturate(1.6);border-bottom:1px solid rgba(255,255,255,.06);font-size:13px;color:#e8eef5}
.mb-left,.mb-right{display:flex;align-items:center;gap:14px;min-width:0}
.mb-logo{display:grid;place-items:center;width:28px;height:24px;border:0;background:none;border-radius:6px}
.mb-logo:hover,.mb-logo[aria-expanded=true]{background:rgba(255,255,255,.12)}
.mb-os{font-weight:700}
.mb-app{color:#cdd6e0;font-weight:500}
.mb-status{display:flex;align-items:center;gap:6px;color:#b6c2ce;font-size:12px}
.mb-btn{background:none;border:0;color:#e8eef5;font-size:13px;padding:3px 8px;border-radius:6px}
.mb-btn:hover{background:rgba(255,255,255,.12)}
.mb-cv{color:var(--acc)}
.mb-clock{font-size:12.5px}
.start-menu{top:calc(var(--mb-h) + 6px);bottom:auto;inset-inline-start:8px;border-radius:14px;background:rgba(16,22,32,.86);backdrop-filter:blur(30px) saturate(1.6);border:1px solid var(--glass-b)}

/* home (desktop hero) */
.home{position:absolute;top:var(--mb-h);left:0;right:0;bottom:0;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;padding:34px 40px calc(var(--dock-h) + 24px);overflow:hidden;z-index:1}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.85fr);grid-template-rows:auto 1fr auto;align-items:end;min-height:0}
.hero-kicker{grid-column:1;grid-row:1;display:flex;align-items:center;gap:8px;font:600 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--acc);align-self:start}
html[lang=ar] .hero-kicker{letter-spacing:0}
.hero-name{grid-column:1/-1;grid-row:2;align-self:center;margin:0;font:800 clamp(56px,9.4vw,168px)/.86 var(--sans);letter-spacing:-.045em;color:#f2f6fa;position:relative;z-index:1;pointer-events:none}
html[lang=ar] .hero-name{letter-spacing:0;line-height:1.05;font-size:clamp(56px,9vw,150px)}
.hero-name span{display:block;overflow:hidden}
.hero-name span i{display:inline-block;font-style:normal;animation:rise 1s cubic-bezier(.2,.7,.1,1) both}
.hero-name span:nth-child(2) i{animation-delay:.12s}
.hero-name .o i{color:transparent;-webkit-text-stroke:1.5px rgba(242,246,250,.75)}
@keyframes rise{from{transform:translateY(105%)}}
.hero-portrait{grid-column:2;grid-row:1/4;align-self:stretch;position:relative;z-index:2;min-height:0;display:flex;align-items:flex-end;justify-content:center}
.hero-portrait .portrait{height:100%;max-height:640px;aspect-ratio:4/5;width:auto;max-width:100%}
.hero-side{grid-column:1;grid-row:3;position:relative;z-index:3;max-width:560px}
.hero-role{margin:0 0 6px;color:var(--acc);font-weight:600;font-size:15px}
.hero-tag{margin:0 0 20px;font-size:clamp(18px,1.6vw,24px);line-height:1.35;color:#e8eef5;font-weight:500}
.hero-side .ctas{display:flex;flex-wrap:wrap;gap:10px}
.hero-side .btn{border-radius:999px;padding:.7em 1.25em;backdrop-filter:blur(10px);background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}
.hero-side .btn-primary{background:var(--acc);color:#04201a;border-color:var(--acc)}

/* portrait v3 */
.portrait{background:none;border:0;border-radius:0;overflow:visible;cursor:none}
.portrait .pt-ring,.portrait .pt-dots{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.portrait .pt-dots{z-index:1}
.portrait .pt-img{z-index:2;opacity:0;transition:opacity .9s ease,transform .4s ease,filter .4s;animation:float 7s ease-in-out infinite}
.portrait.ready .pt-img{opacity:1}
.portrait.on .pt-img{-webkit-mask-image:radial-gradient(circle at var(--mx,50%) var(--my,50%),transparent 0 52px,#000 96px);mask-image:radial-gradient(circle at var(--mx,50%) var(--my,50%),transparent 0 52px,#000 96px)}
@keyframes float{50%{transform:translateX(-50%) translateZ(30px) translateY(-8px)}}
.portrait::before{content:"";position:absolute;left:10%;right:10%;bottom:0;height:60%;background:radial-gradient(closest-side,rgba(var(--acc-rgb),.28),transparent);filter:blur(10px);z-index:0}
.pt-chip{position:absolute;z-index:3;padding:7px 11px;border-radius:999px;font:600 11.5px var(--mono);color:#fff;background:rgba(10,16,24,.62);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(12px);white-space:nowrap;
  transform:translate3d(calc((var(--px,.5) - .5) * var(--z) * -1px),calc((var(--py,.5) - .5) * var(--z) * -1px),60px);transition:transform .3s ease-out;animation:chipin .7s calc(1.6s + var(--d) * .15s) both cubic-bezier(.2,.8,.2,1)}
.pt-chip::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--acc);margin-inline-end:7px;vertical-align:1px;box-shadow:0 0 8px var(--acc)}
.pt-chip.c0{top:18%;left:-4%;--z:40}.pt-chip.c1{top:44%;right:-6%;--z:60}.pt-chip.c2{bottom:20%;left:-2%;--z:30}
@keyframes chipin{from{opacity:0;transform:translateY(12px) scale(.9)}}

/* widgets */
.widgets{display:flex;flex-direction:column;gap:14px;min-height:0;overflow:auto;padding-bottom:6px;scrollbar-width:none}
.wg{background:var(--glass);border:1px solid var(--glass-b);border-radius:20px;padding:16px;backdrop-filter:blur(26px) saturate(1.5);-webkit-backdrop-filter:blur(26px) saturate(1.5);box-shadow:0 20px 40px -20px rgba(0,0,0,.6);animation:wgin .8s calc(.4s + var(--i,0) * .1s) both cubic-bezier(.2,.8,.2,1);text-align:start;color:inherit;display:block;width:100%}
@keyframes wgin{from{opacity:0;transform:translateY(16px)}}
.wg-h{font:600 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#9fb0c0;display:flex;justify-content:space-between;margin-bottom:10px}
html[lang=ar] .wg-h{letter-spacing:0}
.wg-iso{display:flex;gap:14px;align-items:center;background:linear-gradient(135deg,rgba(var(--acc-rgb),.18),rgba(255,255,255,.03))}
.wg-iso .seal{width:58px;height:58px;flex:none;border-radius:50%;display:grid;place-items:center;background:conic-gradient(from var(--a,0deg),var(--acc),#5aa9ff,var(--acc));animation:spin 6s linear infinite;position:relative}
.wg-iso .seal::after{content:"";position:absolute;inset:3px;border-radius:50%;background:#0b141f}
.wg-iso .seal svg{position:relative;z-index:1;width:26px;height:26px;color:var(--acc)}
@property --a{syntax:'<angle>';initial-value:0deg;inherits:false}
@keyframes spin{to{--a:360deg}}
.wg-iso b{display:block;font-size:17px}.wg-iso small{color:var(--acc);font:600 11px var(--mono);letter-spacing:.1em}
.wg-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.wg-metrics div b{display:block;font:700 26px/1 var(--sans);letter-spacing:-.02em}
.wg-metrics div span{font-size:12px;color:#9fb0c0;line-height:1.35;display:block;margin-top:4px}
.wg-certs{cursor:pointer;padding-bottom:12px}
.cstack{position:relative;height:150px;margin-top:20px}
.cstack img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:10px;box-shadow:0 12px 30px rgba(0,0,0,.5);transition:transform .8s cubic-bezier(.2,.8,.2,1),opacity .8s}
.cstack img:nth-child(1){transform:translateZ(0);z-index:3}
.cstack img:nth-child(2){transform:translateY(-10px) scale(.94);opacity:.8;z-index:2;filter:brightness(.7)}
.cstack img:nth-child(3){transform:translateY(-20px) scale(.88);opacity:.6;z-index:1;filter:brightness(.5)}
.cstack img:nth-child(n+4){opacity:0;transform:translateY(-20px) scale(.84)}
.wg-certs:hover .cstack img:nth-child(1){transform:rotateX(8deg) translateY(4px)}
.wg-now{font-size:14px;line-height:1.45}
.wg-now b{display:block;margin-bottom:2px}

/* dock */
.dock{position:absolute;left:50%;bottom:10px;transform:translateX(-50%);display:flex;align-items:flex-end;gap:6px;padding:8px 10px;z-index:4900;border-radius:24px;
  background:rgba(20,26,38,.42);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(30px) saturate(1.8);-webkit-backdrop-filter:blur(30px) saturate(1.8);box-shadow:0 20px 50px -10px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.08);
  animation:dockin .9s .3s both cubic-bezier(.2,.8,.2,1)}
@keyframes dockin{from{opacity:0;transform:translate(-50%,40px)}}
.dock-sep{width:1px;align-self:stretch;margin:6px 4px;background:rgba(255,255,255,.14)}
.dk{position:relative;display:flex;flex-direction:column;align-items:center;border:0;background:none;padding:0;width:calc(52px * var(--s,1));transition:width .12s ease-out}
.dk .appicon{width:calc(52px * var(--s,1));height:calc(52px * var(--s,1));transition:width .12s ease-out,height .12s ease-out}
.dk .lbl{position:absolute;bottom:calc(100% + 12px);left:50%;transform:translateX(-50%);padding:5px 10px;border-radius:8px;background:rgba(16,22,32,.92);border:1px solid var(--glass-b);font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s}
.dk:hover .lbl,.dk:focus-visible .lbl{opacity:1}
.dk::after{content:"";position:absolute;bottom:-6px;width:4px;height:4px;border-radius:50%;background:#e8eef5;opacity:0;transition:opacity .2s}
.dk.running::after{opacity:.9}
.dk.bounce .appicon{animation:bounce .6s cubic-bezier(.3,.7,.4,1.4)}
@keyframes bounce{40%{transform:translateY(-18px)}}

/* app icons: squircles with depth */
.appicon{display:grid;place-items:center;border-radius:28%;position:relative;color:#fff;
  background:linear-gradient(160deg,var(--c1),var(--c2));box-shadow:inset 0 1px 1px rgba(255,255,255,.45),inset 0 -2px 6px rgba(0,0,0,.25),0 6px 14px -4px rgba(0,0,0,.55)}
.appicon::before{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(180deg,rgba(255,255,255,.28),rgba(255,255,255,0) 48%)}
.appicon svg{width:52%;height:52%;position:relative;filter:drop-shadow(0 1px 1px rgba(0,0,0,.3))}
.ai-whoami{--c1:#4fd1c5;--c2:#1a6fb0}
.ai-projects{--c1:#ffb547;--c2:#e2541b}
.ai-compliance{--c1:#4ade80;--c2:#0f8a6a}
.ai-logs{--c1:#7aa7ff;--c2:#3b3fc4}
.ai-certs{--c1:#f472b6;--c2:#8b3fd9}
.ai-terminal{--c1:#3a4250;--c2:#0b0f15}.ai-terminal svg{color:#5cff9d}
.ai-contact{--c1:#5ad1ff;--c2:#1f6fe0}
.ai-hr{--c1:#f4f6f8;--c2:#c7ced6;color:#1d2733}.ai-hr svg{color:#1d2733;filter:none}

/* windows: real glass */
.windows{inset:var(--mb-h) 0 0 0;z-index:3}
.win{background:rgba(14,19,28,.80);backdrop-filter:blur(34px) saturate(1.6);-webkit-backdrop-filter:blur(34px) saturate(1.6);border:1px solid rgba(255,255,255,.1);border-radius:14px;
  box-shadow:0 40px 90px -20px rgba(0,0,0,.75),0 0 0 .5px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);animation:winopen .38s cubic-bezier(.2,.9,.2,1)}
.win.focused{border-color:rgba(255,255,255,.16);box-shadow:0 50px 110px -20px rgba(0,0,0,.85),0 0 0 .5px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.08)}
.win:not(.focused){filter:saturate(.85) brightness(.92)}
@keyframes winopen{from{opacity:0;transform:scale(.6) translateY(120px);filter:blur(6px)}}
.win.closing{animation:winclose .22s ease-in forwards}
@keyframes winclose{to{opacity:0;transform:scale(.92) translateY(20px);filter:blur(4px)}}
.win.max{inset:0 0 calc(var(--dock-h) + 4px) 0!important;border-radius:0}
.titlebar{height:42px;background:transparent;border-bottom:1px solid rgba(255,255,255,.06);padding:0 10px 0 14px}
.titlebar .t-title{font:600 13px var(--sans);text-align:center;color:#dfe7ef;direction:inherit}
.titlebar .t-ic{display:none}
.t-btns{order:-1;gap:8px}
[dir=rtl] .t-btns{order:3}
.t-btn{width:13px;height:13px;border-radius:50%;padding:0;border:0;display:grid;place-items:center}
.t-btn svg{width:7px;height:7px;opacity:0;color:rgba(0,0,0,.6)}
.t-btns:hover .t-btn svg{opacity:1}
.t-btn.close{background:#ff5f57}.t-btn.min{background:#febc2e}.t-btn.max{background:#28c840}
.t-btn:hover{background-color:inherit;filter:brightness(1.1)}
.t-btn.close:hover{background:#ff5f57}
.titlebar::after{content:"";width:50px}
.win-status{background:transparent;border-top:1px solid rgba(255,255,255,.06)}
.resize{opacity:.4}

/* certificates gallery */
.certs{padding:24px 26px 34px}
.certs h3{font:600 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:#9fb0c0;margin:6px 0 14px}
html[lang=ar] .certs h3{letter-spacing:0;font-family:var(--sans);font-size:14px}
.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px;margin-bottom:30px;perspective:1200px}
.cert{position:relative;border:0;padding:0;background:none;text-align:start;transform-style:preserve-3d;transform:rotateX(var(--rx,0)) rotateY(var(--ry,0));transition:transform .25s ease-out}
.cert-frame{position:relative;aspect-ratio:1.42;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 22px 40px -18px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.08)}
.cert-frame img{width:100%;height:100%;object-fit:cover;display:block}
.cert-frame::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;mix-blend-mode:color-dodge;
  background:radial-gradient(circle at calc(var(--px,.5) * 100%) calc(var(--py,.5) * 100%),rgba(255,255,255,.55),transparent 40%),
  linear-gradient(115deg,transparent 20%,rgba(255,0,180,.25) 35%,rgba(0,255,220,.25) 50%,rgba(255,230,0,.2) 65%,transparent 80%);background-size:100% 100%,250% 250%;background-position:0 0,calc(var(--px,.5) * 100%) 50%}
.cert:hover .cert-frame::after{opacity:1}
.cert:hover{z-index:2}
.cert-meta{display:flex;justify-content:space-between;gap:10px;margin-top:12px;align-items:baseline}
.cert-meta b{font-size:14.5px;line-height:1.3}
.cert-meta small{color:#9fb0c0;font-size:12px;white-space:nowrap}
.cert-meta i{display:block;font-style:normal;color:#9fb0c0;font-size:12.5px;margin-top:2px}
.cert-iso{display:grid;place-items:center;text-align:center;background:radial-gradient(circle at 50% 30%,#123d36,#081018 70%);color:#fff;gap:6px;padding:18px}
.cert-iso .seal{width:70px;height:70px;border-radius:50%;border:2px solid var(--acc);display:grid;place-items:center;font:800 15px var(--mono);color:var(--acc);box-shadow:0 0 30px rgba(var(--acc-rgb),.35)}
.cert-iso b{font-size:16px}.cert-iso small{color:#9fb0c0;font:500 11px var(--mono);letter-spacing:.1em}
.lightbox.cert-lb{position:fixed;inset:0;z-index:9800;background:rgba(3,6,10,.9);backdrop-filter:blur(10px);display:grid;place-items:center;padding:30px;grid-template-rows:1fr auto;animation:fadein .3s}
.cert-lb img{max-width:min(1100px,100%);max-height:80vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6);animation:zoomin .45s cubic-bezier(.2,.9,.2,1)}
.cert-lb p{color:#cdd6e0;margin:14px 0 0;text-align:center}
.cert-lb .lb-close{position:absolute;top:16px;inset-inline-end:16px}
@keyframes fadein{from{opacity:0}}@keyframes zoomin{from{opacity:0;transform:scale(.85) rotateX(12deg)}}

/* terminal polish */
.term{background:rgba(3,6,10,.92)}

/* custom cursor dot on portrait */
.portrait.on{cursor:none}

/* ============ MOBILE: phone OS ============ */
.appgrid{display:none}
@media (max-width:760px){
  :root{--mb-h:34px;--dock-h:92px}
  body{overflow:hidden}
  .menubar{background:transparent;backdrop-filter:none;border:0;padding:0 18px;font-size:14px}
  .mb-os,.mb-app,.mb-status,.mb-btn[data-action=sound]{display:none}
  .mb-logo{display:none}
  .mb-right{gap:8px;width:100%;justify-content:space-between;flex-direction:row-reverse}
  .mb-clock{font:600 15px var(--sans)}
  .home{display:block;overflow-y:auto;overflow-x:hidden;padding:6px 16px calc(var(--dock-h) + 30px);-webkit-overflow-scrolling:touch}
  .hero{display:flex;flex-direction:column;text-align:center}
  .hero-kicker{order:0}.hero-portrait{order:1}.hero-name{order:2}.hero-side{order:3}
  .hero-kicker{justify-content:center;font-size:10.5px;margin:4px 0 0}
  .hero-portrait{height:min(64vh,460px);margin:-6px auto 0;max-width:360px}
  .hero-portrait .portrait{height:100%}
  .pt-chip{font-size:10.5px;padding:5px 9px}
  .pt-chip.c0{left:0}.pt-chip.c1{right:0}.pt-chip.c2{left:2%}
  .hero-name{font-size:clamp(46px,14vw,72px);margin:-64px 0 12px;position:relative;z-index:3;text-shadow:0 10px 30px rgba(0,0,0,.6)}
  .hero-side{max-width:none}
  .hero-tag{font-size:17px;margin-bottom:16px}
  .hero-side .ctas{justify-content:center}
  .widgets{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;overflow:visible}
  .wg{border-radius:22px;padding:14px}
  .wg-iso{grid-column:1/-1}
  .wg-metrics{grid-column:1/-1;grid-template-columns:repeat(4,1fr)}
  .wg-metrics div b{font-size:20px}.wg-metrics div span{font-size:10.5px}
  .wg-certs{grid-column:1/-1}
  .appgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px 8px;margin:26px 2px 6px}
  .ag{display:flex;flex-direction:column;align-items:center;gap:7px;border:0;background:none;color:#eef3f8;font-size:11.5px;padding:0}
  .ag .appicon{width:62px;height:62px}
  .ag:active .appicon{transform:scale(.92)}
  .dock{left:12px;right:12px;bottom:12px;transform:none;justify-content:space-around;border-radius:30px;padding:10px 14px;animation:none}
  .dock .dk-extra,.dock-sep,.dk .lbl{display:none}
  .dk,.dk .appicon{width:58px!important;height:58px}
  .dk::after{display:none}
  .windows{inset:0;z-index:6000}
  .win,.win.max{inset:0!important;width:auto!important;height:auto!important;border-radius:0;border:0;animation:sheetup .42s cubic-bezier(.2,.9,.2,1);background:rgba(10,14,22,.97)}
  .win.closing{animation:sheetdown .3s ease-in forwards}
  @keyframes sheetup{from{transform:translateY(100%)}}
  @keyframes sheetdown{to{transform:translateY(100%)}}
  .titlebar{height:52px;padding:env(safe-area-inset-top) 12px 0}
  .titlebar .t-title{font-size:16px}
  .t-btns{order:3}
  .t-btn.min,.t-btn.max{display:none}
  .t-btn.close{width:auto;height:30px;border-radius:999px;padding:0 14px;background:rgba(255,255,255,.12)}
  .t-btn.close svg{opacity:1;width:12px;height:12px;color:#fff}
  .titlebar::after{display:none}
  .win::after{content:"";position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:134px;height:5px;border-radius:3px;background:rgba(255,255,255,.5);pointer-events:none}
  .win-body{padding-bottom:22px}
  .cgrid{grid-template-columns:1fr;gap:20px}
  .certs{padding:16px}
  .start-menu{inset:auto 10px 110px 10px;top:auto}
}
@media (max-width:760px) and (prefers-reduced-motion:no-preference){
  .ag{animation:wgin .6s calc(.5s + var(--i) * .04s) both cubic-bezier(.2,.8,.2,1)}
}
@media (min-width:761px) and (max-width:1100px){
  .home{grid-template-columns:1fr;padding:24px 28px calc(var(--dock-h) + 20px)}
  .widgets{display:none}
}