/* TaskDo — نظام التصميم: خصوصية + ورشة أدوات. ألوان الفئات: PDF أحمر مرجاني، صور بنفسجي، أدوات أخرى كهرماني */
:root{
  --font:"IBM Plex Sans Arabic",Tahoma,system-ui,sans-serif;
  --bg:#F4F6FB;--surface:#FFFFFF;--surface-2:#EDF1F8;--ink:#0B1020;--muted:#475569;--line:#DAE1EC;
  --brand:#0B7A60;--brand-ink:#FFFFFF;--brand-soft:#DDF4EC;
  --pdf:#C42B33;--pdf-soft:#FDE9EA;--img:#5B45C9;--img-soft:#ECE8FB;--misc:#A85A00;--misc-soft:#FCEFD9;
  --danger:#B3261E;--shadow:0 1px 2px rgba(11,16,32,.06),0 8px 24px rgba(11,16,32,.07);--shadow-lg:0 2px 4px rgba(11,16,32,.06),0 18px 44px rgba(11,16,32,.12);
  --nav-bg:rgba(255,255,255,.88);--r:16px;--r-sm:10px;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#0A0F1E;--surface:#111831;--surface-2:#18213F;--ink:#EAF0FA;--muted:#A3B3CA;--line:#27335A;
  --brand:#2DD4A8;--brand-ink:#04211A;--brand-soft:#0E2F2D;
  --pdf:#FF8C91;--pdf-soft:#35181F;--img:#B3A6FF;--img-soft:#241F4F;--misc:#FBBF4D;--misc-soft:#33260F;
  --danger:#FF8A80;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);--shadow-lg:0 2px 4px rgba(0,0,0,.4),0 18px 44px rgba(0,0,0,.5);
  --nav-bg:rgba(17,24,49,.86);
  color-scheme:dark;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme]){
    --bg:#0A0F1E;--surface:#111831;--surface-2:#18213F;--ink:#EAF0FA;--muted:#A3B3CA;--line:#27335A;
    --brand:#2DD4A8;--brand-ink:#04211A;--brand-soft:#0E2F2D;
    --pdf:#FF8C91;--pdf-soft:#35181F;--img:#B3A6FF;--img-soft:#241F4F;--misc:#FBBF4D;--misc-soft:#33260F;
    --danger:#FF8A80;--nav-bg:rgba(17,24,49,.86);color-scheme:dark;
  }
}
html[lang="en"]{--font:"Inter","IBM Plex Sans Arabic",system-ui,-apple-system,"Segoe UI",sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.75;font-size:17px;transition:background-color .2s,color .2s}
a{color:var(--brand)}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;inset-inline-start:-999px;top:8px;background:var(--ink);color:var(--surface);padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{inset-inline-start:12px}
a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.ico{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ===== الشريط العلوي العائم ===== */
.top{position:sticky;top:12px;z-index:40;margin:12px 16px 0}
.top-in{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:8px 10px 8px 14px;background:var(--nav-bg);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
html[dir="rtl"] .top-in{padding:8px 14px 8px 10px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:700;font-size:21px;margin-inline-end:auto}
.brand svg{width:38px;height:38px;filter:drop-shadow(0 0 8px rgba(34,229,255,.35))}
.wm{unicode-bidi:isolate;letter-spacing:-.01em;font-weight:800}
.wm b{color:var(--ink);font-weight:800}
.wm i{font-style:normal;color:var(--brand)}
:root[data-theme="dark"] .wm i{text-shadow:0 0 16px rgba(45,212,168,.6)}
.nav{display:flex;gap:2px}
.nav a{color:var(--muted);text-decoration:none;padding:9px 14px;border-radius:999px;font-size:15px;font-weight:500;min-height:44px;display:inline-flex;align-items:center;transition:background-color .18s,color .18s}
.nav a:hover,.nav a[aria-current="page"]{background:var(--surface-2);color:var(--ink)}
.ctl{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-width:44px;min-height:44px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer;font:inherit;font-size:14px;font-weight:600;text-decoration:none;transition:background-color .18s,border-color .18s}
.ctl:hover{background:var(--surface-2);border-color:var(--brand)}
.theme-toggle .i-sun{display:none}
:root[data-theme="dark"] .theme-toggle .i-sun{display:block}
:root[data-theme="dark"] .theme-toggle .i-moon{display:none}
#nav-toggle{display:none}

/* ===== الصفحة الرئيسية ===== */
.hero-wrap{max-width:1120px;margin:16px auto 0;padding:0 16px}
.hero{position:relative;overflow:hidden;border-radius:28px;color:#E9F0FB;padding:56px 40px 44px;background:radial-gradient(1000px 420px at 12% -10%,rgba(45,212,168,.28),transparent 60%),radial-gradient(800px 380px at 100% 0%,rgba(124,92,255,.32),transparent 55%),linear-gradient(160deg,#0B1020 0%,#111B3D 100%)}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 80%);mask-image:linear-gradient(180deg,#000,transparent 80%);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .9fr;gap:36px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:16px;border:1px solid rgba(57,255,136,.35);border-radius:999px;background:rgba(57,255,136,.08);color:#C9FFE0;font-size:14px;font-weight:600}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:#39FF88;box-shadow:0 0 10px #39FF88}
.hero h1{margin:0 0 14px;font-size:clamp(32px,5.2vw,54px);line-height:1.18;font-weight:700;letter-spacing:-.01em}
.hero h1 em{font-style:normal;color:#2DD4A8}
.hero p.sub{margin:0 0 24px;color:#B7C5DA;font-size:19px;max-width:48ch}
.search{position:relative;max-width:520px}
.search .ico{position:absolute;inset-inline-start:16px;top:50%;transform:translateY(-50%);color:#7C8BA6;pointer-events:none}
.search input{width:100%;height:54px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.96);color:#0B1020;font:inherit;font-size:17px;padding:0 20px 0 20px;padding-inline-start:48px}
.search input::placeholder{color:#5B6B85}
.trust{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:15px;color:#C7D3E6}
.trust li{display:flex;align-items:center;gap:8px}
.trust .ico{width:18px;height:18px;color:#2DD4A8}
.hero-art{display:flex;justify-content:center}
.hero-art svg{width:100%;max-width:380px;height:auto}
.zero-badge{display:inline-flex;align-items:center;gap:8px;margin-top:20px;padding:8px 14px;border:1px solid rgba(255,255,255,.2);border-radius:999px;font-size:15px;color:#D3DDEC;background:rgba(255,255,255,.06)}
.zero-badge b{color:#FBBF4D;font-variant-numeric:tabular-nums}

.filters{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 4px}
.chip{min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;font-size:15px;font-weight:600;cursor:pointer;transition:background-color .18s,border-color .18s,color .18s}
.chip:hover{border-color:var(--brand)}
.chip[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.sec{padding:28px 0 4px}
.sec-h{display:flex;align-items:center;gap:12px;margin:0 0 4px}
.sec-h h2{margin:0;font-size:26px;line-height:1.3}
.sec p.lead{margin:0 0 16px;color:var(--muted)}
.cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{display:flex;gap:14px;height:100%;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);text-decoration:none;color:var(--ink);cursor:pointer;transition:border-color .18s,box-shadow .18s,background-color .18s}
.card:hover{border-color:var(--cat);box-shadow:var(--shadow)}
.card strong{display:block;font-size:17px;line-height:1.4}
.card span.d{display:block;font-size:14.5px;color:var(--muted);line-height:1.6;margin-top:2px}
.tile{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex:none;background:var(--cat-soft);color:var(--cat)}
.tile .ico{width:24px;height:24px}
[data-cat="pdf"]{--cat:var(--pdf);--cat-soft:var(--pdf-soft)}
[data-cat="img"]{--cat:var(--img);--cat-soft:var(--img-soft)}
[data-cat="misc"]{--cat:var(--misc);--cat-soft:var(--misc-soft)}
.dot{width:12px;height:12px;border-radius:50%;background:var(--cat);flex:none}
.empty{display:none;padding:24px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:var(--r);margin-top:14px}
.empty.show{display:block}
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:12px}
.why>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.why .tile{margin-bottom:12px;--cat:var(--brand);--cat-soft:var(--brand-soft)}
.why h3{margin:0 0 6px;font-size:18px}
.why p{margin:0;color:var(--muted);font-size:16px}

/* ===== صفحة الأداة ===== */
.crumbs{font-size:14px;color:var(--muted);padding:22px 0 6px}
.crumbs a{color:var(--muted)}
.tool-head{display:flex;gap:16px;align-items:center;margin:6px 0 10px}
.tool-head .tile{width:58px;height:58px;border-radius:16px}
.tool-head .tile .ico{width:30px;height:30px}
.page-h1{margin:0;font-size:clamp(26px,4.4vw,38px);line-height:1.3}
.page-lead{margin:0 0 20px;color:var(--muted);max-width:70ch}
.bench{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--cat,var(--brand));border-radius:20px;padding:26px;min-width:0;box-shadow:var(--shadow-lg)}
.privacy-note{display:flex;gap:8px;align-items:center;margin:16px 0 0;font-size:14px;color:var(--muted)}
.privacy-note .ico{width:18px;height:18px;color:var(--brand)}
.article{max-width:74ch;padding:32px 0 8px}
.article h2{margin:34px 0 8px;font-size:23px;line-height:1.4}
.article p,.article li{margin:0 0 12px}
.article ol{padding-inline-start:0;margin:0 0 12px;list-style:none;counter-reset:s}
.article ol li{counter-increment:s;display:flex;gap:12px;align-items:flex-start}
.article ol li::before{content:counter(s);flex:none;width:30px;height:30px;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-weight:700;display:grid;place-items:center;font-size:15px;margin-top:2px}
.article ul{padding-inline-start:22px}
details{border-bottom:1px solid var(--line);padding:6px 0}
summary{cursor:pointer;font-weight:600;min-height:44px;display:flex;align-items:center}
details p{margin:2px 0 10px;color:var(--muted)}
.related{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.related a{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--line);border-radius:999px;text-decoration:none;background:var(--surface);font-size:15px;color:var(--ink);transition:border-color .18s,background-color .18s}
.related a:hover{border-color:var(--brand);background:var(--brand-soft)}

/* ===== مكوّنات الأدوات ===== */
.drop{display:block;border:2px dashed var(--line);border-radius:var(--r);padding:34px 16px;text-align:center;cursor:pointer;position:relative;background:var(--surface-2);transition:border-color .18s,background-color .18s}
.drop:hover,.drop.over{border-color:var(--brand);background:var(--brand-soft)}
.drop:focus-within{outline:3px solid var(--brand);outline-offset:2px}
.drop input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}
.drop b{display:block;font-size:18px}
.drop small{color:var(--muted)}
.files{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.file,.res{display:flex;align-items:center;gap:12px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.res{margin-bottom:8px}
.thumb{width:46px;height:46px;border-radius:8px;object-fit:cover;flex:none;background:var(--surface-2)}
.pdfbox{width:46px;height:46px;border-radius:8px;flex:none;background:var(--pdf-soft);color:var(--pdf);display:grid;place-items:center;font-size:12px;font-weight:700}
.meta{flex:1;min-width:0}
.meta bdi{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.meta small{color:var(--muted);font-size:14px}
.meta small b{color:var(--brand)}
.mini{all:unset;box-sizing:border-box;cursor:pointer;width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;font-size:14px;transition:border-color .18s,background-color .18s}
.mini:hover{border-color:var(--brand);background:var(--surface-2)}
.mini[disabled]{opacity:.35;cursor:default}
.mini:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.opts{display:flex;flex-wrap:wrap;gap:16px 24px;margin-top:20px;align-items:flex-end}
.opts.nomt{margin-top:8px}
.opt{display:flex;flex-direction:column;gap:6px;font-size:15px;color:var(--muted);font-weight:500}
.opt.full{width:100%;margin-top:14px}
.opt.grow{flex:1;min-width:200px}
.opt select,.opt input[type=text],.opt input[type=number],.opt input[type=date]{font:inherit;color:var(--ink);background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:0 12px;min-width:170px;min-height:44px}
.opt input[type=color]{width:64px;height:44px;padding:3px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);cursor:pointer}
.opt input[type=range]{width:210px;accent-color:var(--brand);min-height:44px}
.opt output{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;min-width:3.2em}
.row{display:flex;gap:10px;align-items:center}
.chk{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--ink);margin-inline-end:18px;min-height:44px;cursor:pointer}
.chk input{width:20px;height:20px;accent-color:var(--brand)}
.checks{margin-top:10px;display:flex;flex-wrap:wrap;gap:0}
.ta{display:block;width:100%;font:inherit;color:var(--ink);background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:12px 14px;resize:vertical;line-height:1.7}
.ta.mono{font-family:ui-monospace,Consolas,monospace;font-size:14px}
.actions{margin-top:20px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.btn{all:unset;box-sizing:border-box;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:999px;background:var(--brand);color:var(--brand-ink);font-weight:700;font-size:16px;text-align:center;transition:filter .18s,background-color .18s,border-color .18s}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--brand);filter:none;background:var(--surface-2)}
.btn.sm{min-height:44px;padding:0 18px;font-size:15px}
.btn[disabled]{opacity:.45;cursor:default;filter:none}
.btn:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.hint{color:var(--muted);font-size:15px}
.status{margin-top:14px;min-height:1.8em;font-size:15px}
.status.err{color:var(--danger)}
.results{margin-top:20px;border-top:1px solid var(--line);padding-top:16px}
.results h3,.sub{margin:18px 0 8px;font-size:17px}
.big{font-size:clamp(20px,3.4vw,28px);font-weight:700;margin:16px 0 4px;line-height:1.5}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0 0}
.stats div{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:10px 14px}
.stats dt{font-size:13px;color:var(--muted)}
.stats dd{margin:0;font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.topwords h3{font-size:16px;margin:18px 0 8px}
.chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.chips li{border:1px solid var(--line);border-radius:999px;padding:2px 14px;font-size:14px;background:var(--surface-2)}
.pwlist{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.pwlist li{display:flex;gap:12px;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:12px;padding:8px 12px;background:var(--surface-2)}
.pwlist code{font-family:ui-monospace,Consolas,monospace;font-size:16px;word-break:break-all}
.hashrow{align-items:flex-start!important}
.hashrow strong{display:block;font-size:13px;color:var(--muted)}
.hashrow code{font-size:13px}
.qrwrap{display:flex;justify-content:center;margin-top:18px}
.qr{max-width:100%;height:auto;width:min(320px,100%);image-rendering:pixelated;border:1px solid var(--line);border-radius:12px;background:#fff}
.bigprev{max-width:100%;max-height:260px;margin-top:12px;border-radius:12px;border:1px solid var(--line)}
.cc-top{display:flex;gap:20px;align-items:flex-end;flex-wrap:wrap}
.swatch{width:140px;height:104px;border-radius:16px;border:1px solid var(--line);flex:none}
.stat-line{display:flex;flex-wrap:wrap;gap:6px 14px;padding:8px 0;border-bottom:1px solid var(--line);font-size:15px;align-items:baseline;justify-content:space-between}
.stat-line b{font-variant-numeric:tabular-nums}
.pc{background:var(--surface-2);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-top:14px}
.pc h3{margin:0 0 4px;font-size:17px}
.pc-res{margin-top:10px;font-weight:700;font-size:18px;min-height:1.6em;font-variant-numeric:tabular-nums}
.pc-res.big{font-size:clamp(20px,3.2vw,26px)}
.unit-table{display:grid;grid-template-columns:repeat(2,1fr);gap:0 24px}

/* ===== مقارنة النصوص ===== */
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.diff{margin-top:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);overflow:hidden}
.diff:empty{display:none}
.dl{display:flex;gap:10px;padding:2px 12px;font-family:ui-monospace,Consolas,monospace;font-size:14px;white-space:pre-wrap;word-break:break-word}
.dl .sg{width:1ch;flex:none;font-weight:700}
.dl.add{background:rgba(34,160,90,.16)}.dl.add .sg{color:#127a43}
.dl.del{background:rgba(214,50,58,.15)}.dl.del .sg{color:#B3261E}
:root[data-theme="dark"] .dl.add .sg{color:#5BE39A}:root[data-theme="dark"] .dl.del .sg{color:#FF8A80}
.diff-inline{margin:0;padding:14px;line-height:2;white-space:pre-wrap}
.diff-inline ins{background:rgba(34,160,90,.22);text-decoration:underline;text-underline-offset:3px}
.diff-inline del{background:rgba(214,50,58,.2);text-decoration:line-through}

/* ===== التذييل ===== */
.foot{margin-top:56px;padding:40px 0 28px;border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:15px}
.foot a{color:var(--muted);text-decoration:none;display:inline-block;padding:3px 0}
.foot a:hover{color:var(--brand);text-decoration:underline}
.foot-cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
.foot h2{margin:0 0 8px;font-size:16px;color:var(--ink)}
.foot ul{list-style:none;margin:0;padding:0}
.foot .copy{margin-top:24px;padding-top:16px;border-top:1px solid var(--line);font-size:14px}
.cookie{position:fixed;inset-inline:12px;bottom:12px;z-index:50;max-width:580px;margin-inline:auto;background:#0B1020;color:#EAF0FA;border:1px solid #27335A;border-radius:16px;padding:12px 16px;display:flex;gap:14px;align-items:center;font-size:14px;box-shadow:var(--shadow-lg)}
.cookie p{margin:0;line-height:1.6}
.cookie a{color:#FBBF4D}
.cookie .btn{background:#FBBF4D;color:#0B1020;flex:none}

@media (max-width:980px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr}
  .hero-art{display:none}
  .why,.foot-cols{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .two{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav{display:none;position:absolute;inset-inline:0;top:calc(100% + 8px);background:var(--surface);border:1px solid var(--line);border-radius:20px;flex-direction:column;padding:8px;box-shadow:var(--shadow-lg)}
  .nav.open{display:flex}
  #nav-toggle{display:inline-flex}
  .top-in{position:relative}
  .cards,.unit-table{grid-template-columns:1fr}
  .hero{padding:36px 22px 30px;border-radius:22px}
  .bench{padding:18px}
  .tool-head .tile{width:48px;height:48px}
  body{font-size:16.5px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}