/* ============================================================
   Abdullah Al Mubarak — "Blueprint" design system
   Indigo (structure) · Electric Blue (action) · Emerald (data)
   ============================================================ */

/* ---------- Fonts (self-hosted IBM Plex Sans Arabic) ---------- */
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:200; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-ExtraLight.ttf) format("truetype"); }
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:300; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-Light.ttf) format("truetype"); }
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:400; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-Regular.ttf) format("truetype"); }
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:500; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-Medium.ttf) format("truetype"); }
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:600; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-SemiBold.ttf) format("truetype"); }
@font-face { font-family:"IBM Plex Sans Arabic"; font-weight:700; font-style:normal; font-display:swap; src:url(../fonts/IBMPlexSansArabic-Bold.ttf) format("truetype"); }

/* ---------- Tokens ---------- */
:root{
  --page:#FFFFFF; --band:#F7F8FB; --ink:#1A1A2E; --ink-2:#4A4A6A; --ink-3:#6B6B85;
  --indigo:#2A206A; --indigo-60:rgba(42,32,106,.60);
  --blue:#0000F4; --blue-tint:rgba(0,0,242,.06);
  --emerald:#1CC182; --emerald-ink:#14102E;
  --hairline:#E4E5ED; --hairline-strong:rgba(42,32,106,.18);
  --surface:#FFFFFF; --header-bg:rgba(255,255,255,.92); --chip-bg:rgba(42,32,106,.07);
  --footer:#14102E; --footer-text:#F4F3FF; --footer-muted:#A6A2D4;
  --error:#B4232A; --success:#0E8F61;
  --brand-gradient:linear-gradient(135deg,#2A206A 0%,#0000F4 55%,#1CC182 100%);
  --font:"IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  --container:1200px; --gutter:clamp(20px,5vw,48px); --section-y:clamp(72px,11vw,160px);
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-pill:999px;
  --shadow-hover:0 8px 24px -8px rgba(42,32,106,.18);
  --shadow-portrait:0 18px 40px -24px rgba(42,32,106,.28);
  --hex:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-weight:400;font-size:1rem;line-height:1.8;color:var(--ink);background:var(--page);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
html[lang="en"] body{line-height:1.6}
h1,h2,h3,h4{color:var(--ink);font-weight:600;line-height:1.2;margin:0 0 .5em}
html[lang="en"] h1,html[lang="en"] h2{font-weight:700}
p{margin:0 0 1em}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(0,0,242,.45);outline-offset:2px;border-radius:2px}

/* ---------- Bilingual visibility ---------- */
html[lang="ar"] .t-en{display:none}
html[lang="en"] .t-ar{display:none}

/* ---------- Helpers ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.skip-link{position:absolute;inset-inline-start:1rem;top:-60px;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:var(--r-sm);z-index:200;transition:top .2s}
.skip-link:focus{top:1rem;text-decoration:none}
.muted{color:var(--ink-3)}
.center{text-align:center}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:inherit;font-size:1rem;font-weight:600;line-height:1;padding:.85rem 1.5rem;border-radius:var(--r-md);border:1.5px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,color .2s;text-decoration:none}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand-gradient);color:#fff;background-size:140% 140%}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);color:#fff}
.btn-ghost{background:var(--surface);border-color:var(--indigo);color:var(--indigo)}
.btn-ghost:hover{background:var(--blue-tint)}
.btn-cta{background:var(--emerald);color:var(--emerald-ink);padding:.6rem 1.1rem;border-radius:var(--r-pill);font-size:.9rem}
.btn-cta:hover{filter:brightness(1.05);color:var(--emerald-ink)}

/* ---------- Sections ---------- */
.section{padding-block:var(--section-y)}
.section.band{background:var(--band)}
.section-anchor{scroll-margin-block-start:92px}
.section-head{display:flex;align-items:center;flex-wrap:wrap;gap:.75rem 1rem;margin-bottom:clamp(28px,4vw,48px)}
.section-head .rule{width:64px;height:4px;border-radius:4px;background:var(--brand-gradient);flex:none}
html[dir="rtl"] .section-head .rule{background:linear-gradient(315deg,#2A206A 0%,#0000F4 55%,#1CC182 100%)}
.section-head h2{font-size:clamp(1.625rem,1.2rem+1.6vw,2rem);margin:0}
.section-head h3{font-size:1.5rem;margin:0}
.section-head.sub{margin-block:clamp(40px,5vw,64px) 24px}
.section-head .head-link{margin-inline-start:auto;font-size:.95rem;font-weight:600;color:var(--blue);display:inline-flex;align-items:center;gap:.4rem}
.lk-arrow,.proj-arrow,.pg-ar{display:inline-block}
html[dir="rtl"] .lk-arrow,html[dir="rtl"] .proj-arrow,html[dir="rtl"] .pg-prev .pg-ar{transform:scaleX(-1)}
.eyebrow{color:var(--indigo-60);font-weight:600;letter-spacing:0;margin:0 0 .5rem}

/* ---------- Header / nav ---------- */
.site-header{position:sticky;top:0;z-index:100;background:var(--header-bg);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--hairline)}
.site-header.scrolled{border-bottom:0;box-shadow:0 1px 0 0 var(--hairline)}
.site-header.scrolled::after,.site-header.at-top::after{content:"";position:absolute;inset-inline:0;bottom:-2px;height:2px;background:var(--brand-gradient)}
.header-inner{display:flex;align-items:center;gap:1rem;height:72px}
.brand{display:flex;align-items:center;flex:none}
.brand-logo{height:42px;width:auto}
.primary-nav{margin-inline:auto}
.nav-menu{display:flex;align-items:center;gap:clamp(1rem,2.5vw,2rem)}
.nav-link{position:relative;color:var(--ink);font-weight:500;padding:.4rem 0}
.nav-link:hover{color:var(--indigo);text-decoration:none}
.nav-link::after{content:"";position:absolute;inset-inline:0;bottom:-2px;height:2px;background:var(--blue);transform:scaleX(0);transition:transform .2s}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:.75rem}
.lang-toggle{display:inline-flex;border:1px solid var(--hairline);border-radius:var(--r-pill);overflow:hidden}
.lang-opt{font-family:inherit;font-size:.85rem;font-weight:600;min-width:40px;min-height:40px;padding:0 .75rem;background:var(--surface);border:0;color:var(--ink-2);cursor:pointer}
.lang-opt[aria-pressed="true"]{background:var(--brand-gradient);color:#fff;position:relative}
.lang-opt[aria-pressed="true"]::after{content:"";position:absolute;top:8px;inset-inline-end:8px;width:5px;height:5px;border-radius:50%;background:var(--emerald)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);transition:.25s}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;padding-block:clamp(48px,8vw,96px);overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:radial-gradient(var(--hairline) 1px,transparent 1px);background-size:26px 26px;-webkit-mask-image:radial-gradient(60% 60% at 70% 40%,#000,transparent);mask-image:radial-gradient(60% 60% at 70% 40%,#000,transparent);opacity:.5;z-index:0}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(2rem,5vw,4rem);min-height:78vh}
.eyebrow-rule{display:block;width:64px;height:4px;border-radius:4px;background:var(--brand-gradient);margin-bottom:1rem}
.hero-name{font-size:clamp(2.4rem,1.5rem+3.6vw,3.5rem);line-height:1.12;margin:0 0 .35rem}
html[lang="en"] .hero-name{line-height:1.05;letter-spacing:-.015em}
.grad-underline{position:relative;white-space:nowrap}
.grad-underline::after{content:"";position:absolute;inset-inline:0;bottom:.04em;height:.14em;border-radius:3px;background:var(--brand-gradient);transform-origin:inline-start}
.hero-name-sub{color:var(--ink-2);font-weight:300;font-size:1.15rem;margin:0 0 1.25rem}
.hero-tagline{font-size:clamp(1.05rem,.9rem+.6vw,1.375rem);color:var(--ink-2);max-width:34ch;margin:0 0 1.1rem}
.hero-availability{display:inline-flex;align-items:center;gap:.5rem;font-weight:500;color:var(--ink);margin:0 0 1.5rem}
.dot{width:9px;height:9px;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 0 rgba(28,193,130,.5);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(28,193,130,.45)}70%{box-shadow:0 0 0 8px rgba(28,193,130,0)}100%{box-shadow:0 0 0 0 rgba(28,193,130,0)}}
.hero-cta{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:2rem}
.hero-stats{display:flex;gap:clamp(1rem,3vw,2rem)}
.hero-stats li{display:flex;flex-direction:column;gap:.15rem;padding-inline-end:clamp(1rem,3vw,2rem);border-inline-end:1px solid var(--hairline)}
.hero-stats li:last-child{border-inline-end:0;padding-inline-end:0}
.stat-num,.metric-num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--emerald);font-size:clamp(1.8rem,1.2rem+1.5vw,2.4rem);line-height:1}
.stat-label,.metric-label{font-size:.85rem;color:var(--ink-2)}

/* Hexagon portrait */
.hero-portrait{display:flex;justify-content:center}
.hex-frame{position:relative;width:min(420px,86%);aspect-ratio:1/1.06;background:var(--brand-gradient);clip-path:var(--hex);padding:6px;filter:drop-shadow(var(--shadow-portrait))}
.hex-frame img{width:100%;height:100%;object-fit:cover;object-position:top center;clip-path:var(--hex);background:#eef0f6}
.hex-sm{width:min(220px,70%)}

/* ---------- Focus cards ---------- */
.focus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.focus-card{position:relative;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:28px 24px;overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}
.focus-card::before{content:"";position:absolute;inset-inline-start:0;top:0;width:40px;height:40px;background:var(--brand-gradient);-webkit-mask:linear-gradient(135deg,#000 35%,transparent 36%);mask:linear-gradient(135deg,#000 35%,transparent 36%)}
.focus-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--blue)}
.focus-index{position:absolute;inset-inline-end:14px;top:8px;font-weight:200;font-size:clamp(2.4rem,5vw,3.2rem);color:var(--indigo-60);opacity:.18;line-height:1}
.focus-icon{display:inline-flex;width:40px;height:40px;color:var(--indigo);margin-bottom:1rem}
.focus-icon svg{width:100%;height:100%}
.focus-card h3{font-size:1.2rem;margin:0 0 .5rem}
.focus-card p{font-size:.95rem;color:var(--ink-2);margin:0}
.metric-callout{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:clamp(40px,5vw,64px);padding-block:clamp(28px,4vw,40px);border-block:1px solid var(--hairline)}
.metric-callout li{display:flex;flex-direction:column;align-items:center;gap:.25rem;text-align:center;border-inline-end:1px solid var(--hairline)}
.metric-callout li:last-child{border-inline-end:0}
.metric-num{font-size:clamp(2rem,1.4rem+1.6vw,3rem)}

/* ---------- About ---------- */
.about-intro{display:grid;grid-template-columns:.32fr .68fr;gap:clamp(1.5rem,4vw,3rem);align-items:start;margin-bottom:1rem}
.about-portrait{display:flex;justify-content:center}
.about-bio{max-width:60ch;font-size:1.05rem}
.about-bio p{color:var(--ink-2)}
.about-block{margin-top:8px}
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.5rem,3vw,2.5rem)}
.skill-cat{color:var(--indigo-60);font-weight:600;font-size:.9rem;margin:0 0 .9rem}
.skill-tags{display:flex;flex-wrap:wrap;gap:.5rem}
.skill-tags li{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-pill);padding:.4rem .85rem;font-size:.85rem;color:var(--ink)}
html[lang="en"] .skill-tags li,.skill-tags li{unicode-bidi:plaintext}

/* Timeline */
.timeline{position:relative;margin-top:.5rem;padding-inline-start:42px}
.timeline::before{content:"";position:absolute;inset-inline-start:7px;top:6px;bottom:6px;width:2px;background:var(--indigo);opacity:.85}
.tl-item{position:relative;padding-bottom:32px}
.tl-item:last-child{padding-bottom:0}
.tl-node{position:absolute;inset-inline-start:-42px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:2px solid var(--indigo);transition:background .25s,border-color .25s;transform:translateX(0)}
html[dir="rtl"] .tl-node{transform:translateX(0)}
.tl-item.in .tl-node,.tl-item:hover .tl-node{background:var(--blue);border-color:var(--blue)}
.tl-item.tl-current .tl-node{background:var(--emerald);border-color:var(--emerald)}
.tl-year{position:absolute;inset-inline-end:8px;top:-6px;font-weight:200;font-size:clamp(2.2rem,5vw,3rem);color:var(--emerald);opacity:.22;font-variant-numeric:tabular-nums;pointer-events:none}
.tl-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:20px 22px}
.tl-item:nth-child(even) .tl-card{background:var(--band)}
.tl-period{font-size:.8rem;font-weight:500;color:var(--ink-3);letter-spacing:.04em}
.tl-card h4{font-size:1.15rem;margin:.25rem 0 .15rem}
.tl-org{color:var(--indigo);font-weight:500;margin:0 0 .5rem}
.tl-desc{color:var(--ink-2);font-size:.95rem;margin:0}

/* ---------- Projects ---------- */
.proj-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(20px,2.5vw,32px)}
.proj-grid.archive{grid-template-columns:repeat(3,1fr)}
.proj-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-lg);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}
.proj-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--blue)}
.proj-link{display:block;color:inherit;text-decoration:none}
.proj-link:hover{text-decoration:none}
.proj-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.proj-thumb .proj-img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.proj-card:hover .proj-img{transform:scale(1.04)}
.proj-index{position:absolute;inset-inline-end:16px;bottom:8px;font-weight:200;font-size:2.6rem;color:#fff;opacity:.85;line-height:1;font-variant-numeric:tabular-nums;mix-blend-mode:overlay}
.grad-cover{background:var(--brand-gradient)}
.gc-0{background:linear-gradient(135deg,#2A206A,#0000F4)}
.gc-1{background:linear-gradient(135deg,#0000F4,#1CC182)}
.gc-2{background:linear-gradient(160deg,#2A206A,#0E62BA 60%,#1CC182)}
.gc-3{background:linear-gradient(135deg,#14102E,#2A206A 50%,#0000F4)}
.proj-body{padding:20px 22px}
.proj-cat{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.06em;color:var(--indigo-60);margin-bottom:.4rem;text-transform:uppercase}
.proj-title{font-size:1.2rem;margin:0 0 .4rem}
.proj-summary{color:var(--ink-2);font-size:.95rem;margin:0 0 .9rem}
.tags{display:flex;flex-wrap:wrap;gap:.4rem}
.tags li{font-size:.72rem;background:var(--chip-bg);color:var(--indigo);border-radius:var(--r-sm);padding:.25rem .55rem;unicode-bidi:plaintext}
.proj-arrow{display:inline-block;margin-top:.9rem;color:var(--blue);font-size:1.1rem;transition:transform .2s}
.proj-card:hover .proj-arrow{transform:translateX(4px)}
html[dir="rtl"] .proj-card:hover .proj-arrow{transform:scaleX(-1) translateX(4px)}

/* ---------- Articles ---------- */
.article-list .article-row{border-bottom:1px solid var(--hairline)}
.article-list .article-row a{display:block;padding:1.4rem 0;color:inherit}
.article-list .article-row a:hover{text-decoration:none}
.article-list .article-row a:hover .article-title{color:var(--indigo)}
.article-meta{font-size:.8rem;color:var(--indigo-60);letter-spacing:.03em;display:inline-flex;gap:.5rem;align-items:center}
.dotsep{opacity:.6}
.article-title{font-size:1.3rem;margin:.4rem 0 .3rem;transition:color .2s}
.article-excerpt{color:var(--ink-2);font-size:.98rem;margin:0;max-width:70ch}
.article-tags{display:inline-flex;gap:.5rem;margin-top:.5rem}
.article-tags em{font-style:normal;font-size:.72rem;color:var(--indigo);background:var(--chip-bg);border-radius:var(--r-sm);padding:.2rem .5rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(1.5rem,4vw,3rem);align-items:start}
.contact-blurb{color:var(--ink-2);max-width:52ch;margin-bottom:1.5rem}
.form-note{padding:.85rem 1.1rem;border-radius:var(--r-md);margin-bottom:1.25rem;font-weight:500}
.form-note.success{background:rgba(14,143,97,.1);color:var(--success)}
.form-note.error{background:rgba(180,35,42,.08);color:var(--error)}
.field{margin-bottom:1.4rem}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:.4rem}
.field input,.field textarea{width:100%;font-family:inherit;font-size:1rem;color:var(--ink);background:transparent;border:0;border-bottom:1.5px solid var(--hairline);padding:.6rem .1rem;transition:border-color .2s}
.field input:focus,.field textarea:focus{outline:none;border-bottom-color:var(--blue);box-shadow:0 1px 0 0 var(--blue)}
.field textarea{resize:vertical;min-height:120px}
.field.invalid input,.field.invalid textarea{border-bottom-color:var(--error)}
.field-error{display:none;color:var(--error);font-size:.8rem;margin-top:.35rem}
.field.invalid .field-error{display:block}
.contact-card{position:relative;background:var(--footer);color:var(--footer-text);border-radius:var(--r-lg);padding:32px 28px;overflow:hidden}
.cc-edge{position:absolute;inset-inline:0;top:0;height:3px;background:var(--brand-gradient)}
.contact-card h3{color:#fff;font-size:1.15rem;margin:0 0 1.25rem}
.cc-list li{display:flex;align-items:flex-start;gap:.85rem;padding:.7rem 0;border-bottom:1px solid rgba(255,255,255,.08)}
.cc-ic{flex:none;width:22px;height:22px;color:var(--emerald);margin-top:2px}
.cc-ic svg{width:100%;height:100%}
.cc-meta{display:flex;flex-direction:column}
.cc-label{font-size:.72rem;color:var(--footer-muted)}
.cc-list a{color:var(--footer-text);word-break:break-word}
.cc-list a:hover{color:#fff;text-decoration:underline}
.contact-card .availability{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.25rem;color:var(--footer-text)}

/* ---------- Footer ---------- */
.site-footer{position:relative;background:var(--footer);color:var(--footer-text)}
.site-footer::before{content:"";position:absolute;inset-inline:0;top:0;height:2px;background:var(--brand-gradient)}
.site-footer::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(244,243,255,.08) 1px,transparent 1px);background-size:30px 30px;opacity:.6;pointer-events:none}
.footer-grid{position:relative;display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:2rem;padding-block:clamp(48px,7vw,72px)}
.footer-logo{width:56px;height:auto;margin-bottom:1rem}
.footer-name{font-weight:600;color:#fff;margin:0 0 .35rem}
.footer-tagline{color:var(--footer-muted);font-size:.95rem;max-width:34ch}
.footer-h{font-size:.95rem;color:#fff;margin:0 0 1rem;letter-spacing:.02em}
.footer-col ul li{margin-bottom:.6rem}
.footer-col a{color:var(--footer-muted)}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-contact .fi{display:inline-block;width:1.4em;color:var(--emerald);font-style:normal}
.footer-contact .availability{display:inline-flex;align-items:center;gap:.5rem;margin-top:1rem;color:var(--footer-text)}
.footer-bottom{position:relative;border-top:1px solid rgba(255,255,255,.1)}
.footer-bottom-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;padding-block:1.25rem;font-size:.82rem;color:var(--footer-muted)}
.footer-bottom-inner p{margin:0}

/* ---------- Inner pages ---------- */
.inner-page{padding-block:clamp(48px,7vw,96px);min-height:60vh}
.reading{max-width:760px;margin-inline:auto}
html[lang="ar"] .reading{max-width:62ch}
.page-head{margin-bottom:clamp(28px,4vw,44px)}
.page-head .rule{display:block;width:64px;height:4px;border-radius:4px;background:var(--brand-gradient);margin-bottom:1rem}
.page-head h1{font-size:clamp(2rem,1.4rem+2vw,2.5rem)}
.page-sub{color:var(--ink-2);max-width:60ch}
.center-head{text-align:center}
.prose{font-size:1.05rem;color:var(--ink)}
.prose h2{font-size:1.6rem;margin:1.8em 0 .5em}
.prose h3{font-size:1.3rem;margin:1.5em 0 .4em}
.prose p{margin:0 0 1.1em;color:var(--ink-2)}
.prose ul{list-style:disc;padding-inline-start:1.4em;margin:0 0 1.1em;color:var(--ink-2)}
.prose li{margin-bottom:.4em}
.prose blockquote{margin:1.5em 0;padding-inline-start:1.1em;border-inline-start:3px solid;border-image:var(--brand-gradient) 1;color:var(--ink);font-size:1.1rem}
.prose pre,.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.prose pre{background:var(--footer);color:var(--footer-text);padding:1.1em;border-radius:var(--r-md);overflow:auto;direction:ltr;text-align:left}
.byline{display:flex;align-items:center;gap:.5rem;color:var(--ink-3);font-size:.9rem;margin-top:.75rem}
.byline-ava{width:28px;height:28px;border-radius:50%}
.article-tagrow{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2rem}
.chip{font-size:.78rem;color:var(--indigo);background:var(--chip-bg);border-radius:var(--r-pill);padding:.3rem .7rem}
.post-pager{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--hairline)}
.post-pager .pg{display:inline-flex;align-items:center;gap:.4rem;color:var(--ink);font-weight:500;max-width:45%}
.post-pager .pg:hover{color:var(--blue);text-decoration:none}

/* Single project */
.project-layout{display:grid;grid-template-columns:1fr 300px;gap:clamp(1.5rem,4vw,3rem);align-items:start;max-width:1100px;margin-inline:auto}
.project-main{max-width:none;margin:0}
.project-cover{aspect-ratio:16/9;border-radius:var(--r-lg);overflow:hidden;margin-bottom:2rem}
.project-cover .proj-img{width:100%;height:100%;object-fit:cover}
.outcome-callout{background:var(--band);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:1.25rem 1.5rem;margin:2rem 0}
.oc-label{display:block;font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--emerald);margin-bottom:.4rem}
.outcome-callout p{margin:0;color:var(--ink);font-size:1.1rem}
.project-meta{position:sticky;top:96px}
.meta-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-lg);padding:1.5rem}
.meta-row{padding:.75rem 0;border-bottom:1px solid var(--hairline)}
.meta-row:last-child{border-bottom:0}
.meta-k{display:block;font-size:.75rem;font-weight:600;letter-spacing:.06em;color:var(--ink-3);margin-bottom:.35rem;text-transform:uppercase}
.meta-v{color:var(--ink)}
.back-link{margin-top:2rem}
.back-link a{font-weight:500}

/* Pagination */
.pagination,.nav-links{display:flex;gap:.5rem;justify-content:center;margin-top:3rem;flex-wrap:wrap}
.page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 .5rem;border:1px solid var(--hairline);border-radius:var(--r-pill);color:var(--ink);font-variant-numeric:tabular-nums}
.page-numbers:hover{text-decoration:none;border-color:var(--blue)}
.page-numbers.current{background:var(--blue);color:#fff;border-color:var(--blue)}

/* 404 */
.big-404{font-weight:200;font-size:clamp(5rem,18vw,10rem);background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;color:transparent;margin:0;line-height:1}

/* Search */
.search-form{display:flex;gap:.5rem;max-width:360px}
.search-form input{flex:1;border:1px solid var(--hairline);border-radius:var(--r-pill);padding:.6rem 1rem;font-family:inherit}
.search-form button{border:0;background:var(--blue);color:#fff;border-radius:50%;width:40px;height:40px;cursor:pointer}

/* ---------- Responsive ---------- */
@media(max-width:1023px){
  .nav-toggle{display:flex}
  .primary-nav{position:fixed;inset:0 0 0 auto;inline-size:min(82vw,360px);background:var(--surface);transform:translateX(100%);transition:transform .3s;box-shadow:-12px 0 40px -20px rgba(0,0,0,.3);z-index:120;padding:88px 28px 28px;margin:0}
  html[dir="rtl"] .primary-nav{inset:0 auto 0 0;transform:translateX(-100%)}
  body.nav-open .primary-nav{transform:translateX(0)}
  .nav-menu{flex-direction:column;align-items:flex-start;gap:1.25rem}
  .nav-link{font-size:1.2rem}
  body.nav-open::after{content:"";position:fixed;inset:0;background:rgba(20,16,46,.4);z-index:110}
  .hero-grid{grid-template-columns:1fr;text-align:start}
  .hero-portrait{order:-1;margin-bottom:1rem}
  .hex-frame{width:min(300px,70%)}
  .focus-grid{grid-template-columns:repeat(2,1fr)}
  .about-intro{grid-template-columns:1fr}
  .about-portrait{justify-content:flex-start}
  .skills-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .project-layout{grid-template-columns:1fr}
  .project-meta{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .focus-grid,.skills-grid,.proj-grid,.proj-grid.archive,.metric-callout,.footer-grid{grid-template-columns:1fr}
  .metric-callout li{border-inline-end:0;border-bottom:1px solid var(--hairline);padding-bottom:1rem}
  .metric-callout li:last-child{border-bottom:0}
  .hero-stats{flex-wrap:wrap;gap:1rem}
  .hero-stats li{border-inline-end:0;padding-inline-end:0}
}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .proj-card:hover,.focus-card:hover,.btn-primary:hover{transform:none}
}

/* ---------- Theme toggle button ---------- */
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex:none;padding:0;border:1px solid var(--hairline);border-radius:50%;background:var(--surface);color:var(--ink-2);cursor:pointer;transition:color .2s,border-color .2s,background .2s}
.theme-toggle:hover{color:var(--indigo);border-color:var(--indigo)}
.theme-toggle .ic{display:inline-flex;align-items:center;justify-content:center}
.theme-toggle .ic svg{width:18px;height:18px}
.theme-toggle .ic-sun{display:none}
:root[data-theme="dark"] .theme-toggle .ic-moon{display:none}
:root[data-theme="dark"] .theme-toggle .ic-sun{display:inline-flex}

/* ---------- Dark mode ---------- */
:root[data-theme="dark"]{
  --page:#0C0A1D; --band:#13102B; --surface:#1A1640; --header-bg:rgba(12,10,29,.82);
  --ink:#F3F2FB; --ink-2:#C2BFE0; --ink-3:#938FB6;
  --indigo:#B4ABF5; --indigo-60:rgba(180,171,245,.72);
  --blue:#8A99FF; --blue-tint:rgba(138,153,255,.14);
  --emerald:#1FCB89; --emerald-ink:#0C0A1D;
  --hairline:rgba(255,255,255,.12); --hairline-strong:rgba(255,255,255,.22);
  --footer:#15112F; --chip-bg:rgba(138,153,255,.16);
  --shadow-hover:0 12px 30px -14px rgba(0,0,0,.6);
  --shadow-portrait:0 22px 50px -28px rgba(0,0,0,.65);
}
:root[data-theme="dark"] body{color-scheme:dark}
:root[data-theme="dark"] .focus-card,
:root[data-theme="dark"] .proj-card,
:root[data-theme="dark"] .tl-card,
:root[data-theme="dark"] .meta-card,
:root[data-theme="dark"] .skill-tags li{border-color:var(--hairline)}
:root[data-theme="dark"] .contact-card{background:#1A1640;border:1px solid var(--hairline)}
:root[data-theme="dark"] .hero-bg{opacity:.35}
:root[data-theme="dark"] .proj-index{mix-blend-mode:screen}