/* PDF Atlas — main stylesheet */
:root{
  --brand:#5146E0; --brand-d:#3A30B8; --brand-l:#ECEBFF;
  --sun:#F5A524; --sun-d:#D98A0B;
  --ink:#16152B; --ink-2:#4B4A63; --ink-3:#7C7B93;
  --bg:#F6F6FB; --card:#FFFFFF; --line:#E6E5F0;
  --ok:#14A44D; --err:#DC3545;
  --r:16px; --r-s:10px;
  --sh:0 1px 2px rgba(22,21,43,.06),0 8px 24px rgba(22,21,43,.06);
  --sh-h:0 2px 4px rgba(22,21,43,.08),0 16px 40px rgba(81,70,224,.16);
  --f:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
[dir=rtl]{--f:'Cairo','Plus Jakarta Sans',system-ui,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--f);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-d)}
img,svg{max-width:100%}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
button{font-family:inherit}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
.hdr .container{display:flex;align-items:center;gap:20px;height:66px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.logo svg{width:36px;height:36px}
.logo b{color:var(--brand)}
.nav{display:flex;gap:4px;margin-inline-start:auto;align-items:center}
.nav>a,.nav .dd>button{padding:8px 12px;border-radius:10px;color:var(--ink-2);font-weight:600;font-size:14.5px;background:none;border:0;cursor:pointer}
.nav>a:hover,.nav .dd>button:hover{background:var(--brand-l);color:var(--brand-d)}
.dd{position:relative}
.dd-menu{display:none;position:absolute;top:100%;inset-inline-end:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-h);padding:18px;width:min(860px,92vw);grid-template-columns:repeat(4,1fr);gap:6px 18px}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{display:grid}
.dd-menu h4{margin:6px 0 4px;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3)}
.dd-menu a{display:flex;align-items:center;gap:8px;padding:5px 6px;border-radius:8px;color:var(--ink);font-size:14px;font-weight:500}
.dd-menu a:hover{background:var(--bg)}
.dd-menu .ic{width:24px;height:24px;border-radius:7px}
.dd-menu .ic svg{width:14px;height:14px}
.lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:10px;padding:2px}
.lang a{padding:4px 8px;border-radius:8px;font-size:13px;font-weight:700;color:var(--ink-3)}
.lang a.on{background:var(--brand);color:#fff}
.burger{display:none;margin-inline-start:auto;background:none;border:1px solid var(--line);border-radius:10px;padding:8px;cursor:pointer}
@media(max-width:920px){
  .burger{display:block}
  .nav{display:none;position:absolute;top:66px;inset-inline:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--sh)}
  .nav.open{display:flex}
  .dd-menu{position:static;width:100%;grid-template-columns:1fr 1fr;box-shadow:none;border:0;padding:6px 0}
  .dd:hover .dd-menu{display:none}.dd.open .dd-menu{display:grid}
  .lang{align-self:flex-start;margin-top:8px}
}

/* hero */
.hero{position:relative;overflow:hidden;padding:64px 0 40px;text-align:center}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 300px at 15% 0%,rgba(81,70,224,.14),transparent 70%),
  radial-gradient(500px 260px at 90% 10%,rgba(245,165,36,.16),transparent 70%);z-index:-1}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.5;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56' viewBox='0 0 56 56'%3E%3Cpath d='M28 4l7 17 17 7-17 7-7 17-7-17-17-7 17-7z' fill='none' stroke='%235146E0' stroke-opacity='.07'/%3E%3C/svg%3E");mask-image:linear-gradient(#000,transparent 85%)}
.hero h1{font-size:clamp(30px,5vw,52px);margin:0 auto 14px;max-width:880px;font-weight:800}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--brand),#8B5CF6 60%,var(--sun));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:clamp(16px,2vw,19px);color:var(--ink-2);max-width:720px;margin:0 auto 26px}
.badges{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:28px}
.badge{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13.5px;font-weight:600;color:var(--ink-2)}
.badge svg{width:16px;height:16px;color:var(--ok)}
.search{max-width:520px;margin:0 auto;position:relative}
.search input{width:100%;padding:15px 20px 15px 48px;border-radius:999px;border:1.5px solid var(--line);font:inherit;font-size:16px;background:#fff;box-shadow:var(--sh);outline:none}
[dir=rtl] .search input{padding:15px 48px 15px 20px}
.search input:focus{border-color:var(--brand)}
.search svg{position:absolute;inset-inline-start:18px;top:50%;transform:translateY(-50%);width:20px;color:var(--ink-3)}

/* filters + grid */
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:30px 0 26px}
.chip{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-weight:600;font-size:14px;color:var(--ink-2);cursor:pointer}
.chip.on,.chip:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-l)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.tool{display:flex;flex-direction:column;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;color:var(--ink);transition:transform .18s,box-shadow .18s,border-color .18s;position:relative}
.tool:hover{transform:translateY(-3px);box-shadow:var(--sh-h);border-color:transparent;color:var(--ink)}
.tool h2,.tool h3{margin:0;font-size:17px;line-height:1.3}
.tool p{margin:0;font-size:14px;color:var(--ink-2);line-height:1.5}
.tool .new{position:absolute;top:14px;inset-inline-end:14px;font-size:11px;font-weight:800;background:var(--sun);color:#fff;border-radius:6px;padding:2px 7px}
.ic{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;color:#fff;flex-shrink:0}
.ic svg{width:24px;height:24px}
.c-org{background:linear-gradient(135deg,#5146E0,#7C6CF2)}
.c-opt{background:linear-gradient(135deg,#0EA371,#34C990)}
.c-to{background:linear-gradient(135deg,#F08A00,#F5B544)}
.c-from{background:linear-gradient(135deg,#1C7FD8,#4FA9F0)}
.c-edit{background:linear-gradient(135deg,#C2378A,#E46AB3)}
.c-sec{background:linear-gradient(135deg,#334155,#64748B)}
.c-ai{background:linear-gradient(135deg,#7C3AED,#A78BFA)}

/* sections */
section.blk{padding:64px 0}
.blk h2{font-size:clamp(24px,3.2vw,34px);text-align:center;margin:0 0 10px}
.blk .sub{text-align:center;color:var(--ink-2);max-width:680px;margin:0 auto 36px}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.feat .ic{margin-bottom:12px;width:42px;height:42px}
.feat h3{margin:0 0 6px;font-size:17px}
.feat p{margin:0;color:var(--ink-2);font-size:14.5px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:16.5px}.step p{margin:0;color:var(--ink-2);font-size:14.5px}
.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-s);margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";font-size:22px;line-height:1;color:var(--brand)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px;color:var(--ink-2)}
.prose{max-width:820px;margin:0 auto;color:var(--ink-2);font-size:16px}
.prose h2{text-align:start;color:var(--ink);font-size:24px;margin:32px 0 10px}
.prose h3{color:var(--ink);margin:22px 0 8px}
.cta{background:linear-gradient(135deg,var(--brand),#7C3AED);color:#fff;border-radius:24px;padding:48px 28px;text-align:center}
.cta h2{color:#fff}.cta p{opacity:.9;margin:0 auto 22px;max-width:600px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:13px 22px;font-weight:700;font-size:15.5px;cursor:pointer;transition:transform .12s,background .15s,box-shadow .15s;text-decoration:none}
.btn:active{transform:scale(.98)}
.btn-p{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(81,70,224,.3)}
.btn-p:hover{background:var(--brand-d);color:#fff}
.btn-s{background:var(--sun);color:#1d1400}.btn-s:hover{background:var(--sun-d);color:#1d1400}
.btn-g{background:#fff;color:var(--ink);border:1.5px solid var(--line)}.btn-g:hover{border-color:var(--brand);color:var(--brand)}
.btn-w{background:#fff;color:var(--brand)}
.btn-lg{padding:17px 34px;font-size:17px;border-radius:14px}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn svg{width:18px;height:18px}

/* tool page */
.crumbs{font-size:13.5px;color:var(--ink-3);padding:18px 0 0}
.crumbs a{color:var(--ink-3)}.crumbs a:hover{color:var(--brand)}
.thero{text-align:center;padding:26px 0 10px}
.thero .ic{margin:0 auto 14px;width:60px;height:60px;border-radius:17px}
.thero .ic svg{width:30px;height:30px}
.thero h1{font-size:clamp(28px,4.2vw,44px);margin:0 0 10px;font-weight:800}
.thero p{color:var(--ink-2);font-size:18px;max-width:700px;margin:0 auto}
#app{max-width:1060px;margin:26px auto 0}
.drop{border:2.5px dashed #C9C6F5;background:#fff;border-radius:22px;padding:48px 20px;text-align:center;transition:background .15s,border-color .15s;position:relative}
.drop.over{background:var(--brand-l);border-color:var(--brand)}
.drop .btn-lg{min-width:260px}
.drop p{color:var(--ink-3);margin:14px 0 0;font-size:14.5px}
.drop .lock{display:inline-flex;gap:6px;align-items:center;font-size:13px;color:var(--ok);font-weight:600;margin-top:12px}
.drop .lock svg{width:15px}
.work{display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:start}
@media(max-width:860px){.work{grid-template-columns:1fr}}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.side{position:sticky;top:84px}
.side h3{margin:0 0 14px;font-size:18px}
.files{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:14px}
.fcard{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:10px;position:relative;text-align:center;cursor:grab}
.fcard.drag{opacity:.4}
.fcard .th{height:150px;display:grid;place-items:center;background:#fff;border-radius:8px;overflow:hidden;margin-bottom:8px}
.fcard .th img,.fcard .th canvas{max-width:100%;max-height:150px;box-shadow:0 1px 4px rgba(0,0,0,.15)}
.fcard .nm{font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fcard .sz{font-size:11.5px;color:var(--ink-3)}
.fcard .x{position:absolute;top:-8px;inset-inline-end:-8px;width:26px;height:26px;border-radius:50%;border:0;background:var(--ink);color:#fff;cursor:pointer;font-size:15px;line-height:1}
.fcard .badge-n{position:absolute;top:6px;inset-inline-start:6px;background:var(--brand);color:#fff;font-size:11px;font-weight:800;border-radius:6px;padding:1px 6px}
.add-more{display:grid;place-items:center;border:2px dashed var(--line);border-radius:12px;min-height:200px;cursor:pointer;color:var(--ink-3);font-weight:700;background:#fff}
.add-more:hover{border-color:var(--brand);color:var(--brand)}
.fld{margin-bottom:16px}
.fld label{display:block;font-weight:700;font-size:13.5px;margin-bottom:6px}
.fld .hint{font-size:12.5px;color:var(--ink-3);margin-top:4px}
.fld input[type=text],.fld input[type=number],.fld input[type=password],.fld select,.fld textarea,.inp{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:14.5px;background:#fff;outline:none}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--brand)}
.fld input[type=range]{width:100%;accent-color:var(--brand)}
.fld input[type=color]{width:48px;height:36px;border:1.5px solid var(--line);border-radius:8px;padding:2px;background:#fff}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{flex:1 1 auto;border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:9px 10px;font-weight:600;font-size:13.5px;cursor:pointer;color:var(--ink-2)}
.seg button.on{border-color:var(--brand);background:var(--brand-l);color:var(--brand-d)}
.chk{display:flex;gap:8px;align-items:center;font-weight:600;font-size:14px}
.chk input{accent-color:var(--brand);width:17px;height:17px}
.pos9{display:grid;grid-template-columns:repeat(3,38px);gap:5px}
.pos9 button{height:30px;border:1.5px solid var(--line);border-radius:7px;background:#fff;cursor:pointer}
.pos9 button.on{background:var(--brand);border-color:var(--brand)}
.go{width:100%}
.note{font-size:13px;color:var(--ink-3);margin-top:10px}
.prog{margin-top:16px;display:none}
.prog.on{display:block}
.bar{height:10px;background:var(--brand-l);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),#8B5CF6);border-radius:99px;transition:width .2s}
.prog small{display:block;margin-top:6px;color:var(--ink-2);font-weight:600}
.done{text-align:center;padding:40px 20px}
.done .ok{width:72px;height:72px;border-radius:50%;background:#E6F7EE;color:var(--ok);display:grid;place-items:center;margin:0 auto 16px}
.done .ok svg{width:38px;height:38px}
.done h2{margin:0 0 8px}
.done p{color:var(--ink-2);margin:0 0 22px}
.done .acts{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.stat{display:inline-block;background:#E6F7EE;color:#0B7A37;font-weight:800;border-radius:8px;padding:4px 10px;margin-top:4px}
.err{background:#FDECEE;color:#9B1C2B;border-radius:10px;padding:12px 14px;margin-top:12px;font-size:14px;font-weight:600;display:none}
.err.on{display:block}
/* pages grid */
.pages{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:14px}
.pg{background:#fff;border:2px solid var(--line);border-radius:10px;padding:8px;text-align:center;position:relative;cursor:pointer;user-select:none}
.pg.sel{border-color:var(--brand);background:var(--brand-l)}
.pg.del{opacity:.35}
.pg .cv{height:140px;display:grid;place-items:center}
.pg canvas{max-width:100%;max-height:140px;box-shadow:0 1px 4px rgba(0,0,0,.18);transition:transform .2s;background:#fff}
.pg .n{font-size:12px;font-weight:700;color:var(--ink-2);margin-top:6px}
.pg .tb{position:absolute;top:4px;inset-inline-end:4px;display:none;gap:3px}
.pg:hover .tb{display:flex}
.pg .tb button{width:26px;height:26px;border-radius:7px;border:0;background:var(--ink);color:#fff;cursor:pointer;display:grid;place-items:center;padding:0}
.pg .tb button svg{width:14px;height:14px}
.pg .chkm{position:absolute;top:6px;inset-inline-start:6px;width:20px;height:20px;border-radius:6px;border:2px solid var(--line);background:#fff}
.pg.sel .chkm{background:var(--brand);border-color:var(--brand)}
.pg.sel .chkm::after{content:"✓";color:#fff;font-size:13px;font-weight:900;display:block;line-height:16px}
.pg.drag{opacity:.4}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.toolbar .btn{padding:8px 12px;font-size:13.5px;border-radius:10px}
/* editor */
.ed-wrap{display:flex;flex-direction:column;gap:18px;align-items:center;background:#E9E8F2;border-radius:var(--r);padding:18px;max-height:78vh;overflow:auto}
.ed-page{position:relative;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.18)}
.ed-page canvas{display:block}
.ed-page .pn{position:absolute;bottom:-20px;inset-inline-start:0;font-size:11.5px;color:var(--ink-3);font-weight:700}
.ov{position:absolute;border:1.5px dashed transparent;cursor:move;touch-action:none}
.ov:hover,.ov.act{border-color:var(--brand)}
.ov img{width:100%;height:100%;display:block;pointer-events:none}
.ov .rz{position:absolute;right:-7px;bottom:-7px;width:14px;height:14px;background:var(--brand);border-radius:4px;cursor:nwse-resize;display:none}
.ov .rm{position:absolute;top:-11px;right:-11px;width:22px;height:22px;border-radius:50%;border:0;background:var(--err);color:#fff;font-size:13px;cursor:pointer;display:none;line-height:1}
.ov.act .rz,.ov.act .rm,.ov:hover .rz,.ov:hover .rm{display:block}
.ov.rect{border-style:solid}
.ov.crop{border:2px solid var(--brand);background:rgba(81,70,224,.08);box-shadow:0 0 0 9999px rgba(22,21,43,.45)}
.ed-page.clip{overflow:hidden}
.modal{position:fixed;inset:0;background:rgba(22,21,43,.55);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
.modal.on{display:flex}
.modal .box{background:#fff;border-radius:18px;max-width:560px;width:100%;padding:22px;max-height:92vh;overflow:auto}
.modal h3{margin:0 0 14px}
.tabs{display:flex;gap:6px;margin-bottom:14px}
.tabs button{flex:1;border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:9px;font-weight:700;cursor:pointer}
.tabs button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.sigpad{width:100%;height:200px;border:1.5px dashed var(--line);border-radius:12px;touch-action:none;background:#fff;cursor:crosshair}
.typed{display:grid;gap:8px}
.typed button{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:10px;font-size:30px;cursor:pointer;text-align:center}
.typed button.on{border-color:var(--brand);background:var(--brand-l)}
.diff{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.diff .col{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;max-height:70vh;overflow:auto;white-space:pre-wrap;font-size:14px;line-height:1.7}
.diff ins{background:#C9F2D9;text-decoration:none;border-radius:3px}
.diff del{background:#FBD0D5;border-radius:3px}
@media(max-width:700px){.diff{grid-template-columns:1fr}}
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.related a{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;color:var(--ink);font-weight:700;font-size:14.5px}
.related a:hover{border-color:var(--brand)}
.related .ic{width:36px;height:36px;border-radius:10px}.related .ic svg{width:18px;height:18px}
textarea.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;min-height:260px}
/* footer */
.ftr{background:#12112A;color:#B9B8D3;padding:56px 0 26px;margin-top:70px}
.ftr .cols{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:28px}
@media(max-width:860px){.ftr .cols{grid-template-columns:1fr 1fr}}
.ftr h4{color:#fff;margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.06em}
.ftr a{display:block;color:#B9B8D3;font-size:14px;padding:3px 0}
.ftr a:hover{color:#fff}
.ftr .logo{color:#fff;margin-bottom:12px}
.ftr .bot{border-top:1px solid #2A2950;margin-top:36px;padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px}
.ftr .bot a{display:inline}
.hide{display:none!important}
.mt{margin-top:18px}