/* VIPTools.pk — core design system (mobile-first). Breakpoint rules live in responsive.css. */
:root{
  --bg:#f8fafc;--surface:#ffffff;--surface-2:#f1f5f9;--surface-3:#e2e8f0;
  --text:#0f172a;--text-2:#334155;--muted:#64748b;--border:#e2e8f0;--border-strong:#cbd5e1;
  --accent:#4f46e5;--accent-hover:#4338ca;--accent-soft:#eef2ff;--accent-text:#3730a3;--on-accent:#fff;
  --success:#15803d;--success-soft:#f0fdf4;--danger:#b91c1c;--danger-soft:#fef2f2;--warn:#a16207;--warn-soft:#fefce8;
  --ins:#dcfce7;--del:#fee2e2;--mark:#fde68a;
  --radius:14px;--radius-sm:10px;--radius-xs:7px;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 1px 3px rgba(15,23,42,.06);
  --shadow-lg:0 10px 30px -10px rgba(15,23,42,.18),0 2px 6px rgba(15,23,42,.06);
  --font:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"Cascadia Code","Roboto Mono",Menlo,Consolas,monospace;
  --wrap:1200px;--header-h:64px;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#0b1120;--surface:#111827;--surface-2:#1e293b;--surface-3:#334155;
  --text:#f1f5f9;--text-2:#cbd5e1;--muted:#94a3b8;--border:#1f2a3c;--border-strong:#334155;
  --accent:#818cf8;--accent-hover:#a5b4fc;--accent-soft:#1e1b4b;--accent-text:#c7d2fe;--on-accent:#0b1120;
  --success:#4ade80;--success-soft:#052e16;--danger:#f87171;--danger-soft:#2a0b0b;--warn:#facc15;--warn-soft:#2a2306;
  --ins:#14532d;--del:#7f1d1d;--mark:#854d0e;
  --shadow:0 1px 2px rgba(0,0,0,.4);--shadow-lg:0 10px 30px -10px rgba(0,0,0,.6);
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 12px)}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,canvas{max-width:100%}
img{height:auto}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.015em;margin:0 0 .6em;color:var(--text)}
h1{font-size:1.85rem;font-weight:800}
h2{font-size:1.4rem;font-weight:750}
h3{font-size:1.1rem;font-weight:700}
p{margin:0 0 1em}
code,kbd,pre{font-family:var(--mono);font-size:.9em}
:not(pre)>code{background:var(--surface-2);border:1px solid var(--border);padding:.1em .35em;border-radius:5px;overflow-wrap:anywhere;word-break:break-word}
pre{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;overflow:auto;line-height:1.5}
hr{border:0;border-top:1px solid var(--border);margin:2rem 0}
.icon{width:1.15em;height:1.15em;flex:none;vertical-align:-.2em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 16px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:100;background:var(--accent);color:var(--on-accent);padding:.6rem 1rem;border-radius:var(--radius-xs);font-weight:600}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
.muted{color:var(--muted)}
.small{font-size:.875rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:saturate(1.6) blur(10px);-webkit-backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:12px;height:var(--header-h)}
.logo{display:inline-flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.15rem;color:var(--text);letter-spacing:-.02em;white-space:nowrap}
.logo:hover{text-decoration:none}
.logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#6366f1,#4338ca);color:#fff;box-shadow:0 4px 12px -4px rgba(79,70,229,.6)}
.logo-mark svg{width:20px;height:20px}
.logo b{color:var(--accent)}
.logo small{font-weight:600;color:var(--muted);font-size:.8em}
.main-nav{display:none}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:6px}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--text-2);cursor:pointer}
.icon-btn:hover{background:var(--surface-2);color:var(--text)}
.icon-btn .icon{width:20px;height:20px}
.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}
.header-search{display:none}
.nav-link{display:inline-flex;align-items:center;gap:.25rem;padding:.5rem .7rem;border-radius:8px;color:var(--text-2);font-weight:550;font-size:.95rem;background:none;border:0;cursor:pointer;font-family:inherit}
.nav-link:hover,.nav-link[aria-current="page"]{color:var(--text);background:var(--surface-2);text-decoration:none}
.dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%);width:520px;display:none;grid-template-columns:1fr 1fr;gap:4px;padding:10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.dropdown.open .dropdown-menu{display:grid}
.dropdown-menu a{display:flex;align-items:center;gap:.6rem;padding:.55rem .7rem;border-radius:8px;color:var(--text-2);font-size:.93rem;font-weight:550}
.dropdown-menu a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.dropdown-menu a .icon{color:var(--accent)}
/* Mobile drawer */
.mobile-nav{position:fixed;inset:var(--header-h) 0 0 0;z-index:49;background:var(--surface);padding:12px 16px 32px;overflow-y:auto;display:none;border-top:1px solid var(--border)}
.mobile-nav.open{display:block}
.mobile-nav a{display:flex;align-items:center;gap:.7rem;padding:.75rem .5rem;border-bottom:1px solid var(--border);color:var(--text);font-weight:600}
.mobile-nav a:hover{text-decoration:none;background:var(--surface-2)}
.mobile-nav .mn-title{margin:1.2rem 0 .3rem;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.mobile-nav .mn-cats a{font-weight:500}
.mobile-nav .mn-cats .icon{color:var(--accent)}
body.nav-open{overflow:hidden}

/* ---------- Search ---------- */
.search-box{position:relative;width:100%}
.search-box>.icon{position:absolute;left:14px;top:24px;transform:translateY(-50%);color:var(--muted);pointer-events:none;z-index:1}
.header-search.search-box>.icon{top:20px}
.hero .search-box>.icon{top:28px}
.search-input{width:100%;height:48px;padding:0 14px 0 42px;border-radius:12px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text);font:inherit;font-size:1rem}
.search-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}
.search-results{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:60;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);max-height:min(420px,70vh);overflow-y:auto;padding:6px;display:none;text-align:left}
.search-results.show{display:block}
.search-results a{display:flex;align-items:flex-start;gap:.7rem;padding:.6rem .7rem;border-radius:9px;color:var(--text)}
.search-results a:hover,.search-results a[aria-selected="true"]{background:var(--accent-soft);text-decoration:none}
.search-results a .icon{color:var(--accent);margin-top:.2em;position:static;transform:none}
.search-results .sr-name{font-weight:650;display:block;line-height:1.3}
.search-results .sr-desc{font-size:.85rem;color:var(--muted);display:block;line-height:1.4}
.search-results .sr-empty{padding:.9rem;color:var(--muted);font-size:.95rem}
.search-modal{position:fixed;inset:0;z-index:80;background:rgba(15,23,42,.5);display:none;padding:12px}
.search-modal.open{display:block}
.search-modal-inner{max-width:640px;margin:8vh auto 0;background:var(--surface);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow-lg)}
.search-modal .search-results{position:static;box-shadow:none;border:0;max-height:60vh;padding:6px 0 0}
.search-modal-head{display:flex;gap:8px;align-items:flex-start}
.search-modal-head .search-box{flex:1}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;padding:.6rem 1.1rem;border-radius:11px;border:1px solid transparent;font:inherit;font-weight:650;font-size:.95rem;cursor:pointer;text-decoration:none;line-height:1.2;transition:background .15s,border-color .15s,color .15s}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-hover)}
.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border-strong)}
.btn-secondary:hover{background:var(--surface-2)}
.btn-ghost{background:transparent;color:var(--text-2);border-color:var(--border)}
.btn-ghost:hover{background:var(--surface-2);color:var(--text)}
.btn-danger{background:var(--danger-soft);color:var(--danger);border-color:transparent}
.btn-sm{min-height:36px;padding:.4rem .75rem;font-size:.875rem;border-radius:9px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn.done{background:var(--success);color:#fff;border-color:transparent}

/* ---------- Layout sections ---------- */
main{display:block;min-height:60vh}
.section{padding:40px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.section-head h2{margin:0}
.section-head p{margin:.3rem 0 0;color:var(--muted)}
.link-more{display:inline-flex;align-items:center;gap:.3rem;font-weight:650}
.hero{position:relative;isolation:isolate;padding:48px 0 36px;text-align:center;background:radial-gradient(1200px 400px at 50% -10%,var(--accent-soft),transparent 70%)}
.hero>.wrap{position:relative;z-index:1}
.tool-hero{position:relative;isolation:isolate;padding-bottom:18px;margin-bottom:6px;background:radial-gradient(1000px 320px at 50% -20%,var(--accent-soft),transparent 72%)}
.tool-hero>.wrap{position:relative;z-index:1}
.tool-hero .tool-head{padding-bottom:6px}
.tool-hero .fx-circuit{opacity:.75}
/* Decorative tech background: grid, glow orbs and circuit traces with data pulses (CSS only, GPU-friendly) */
.hero-fx{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none;-webkit-mask-image:linear-gradient(to bottom,#000 70%,transparent);mask-image:linear-gradient(to bottom,#000 70%,transparent)}
.fx-grid{position:absolute;inset:-60px 0 0;background-image:linear-gradient(to right,color-mix(in srgb,var(--accent) 24%,transparent) 1px,transparent 1px),linear-gradient(to bottom,color-mix(in srgb,var(--accent) 24%,transparent) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(ellipse 75% 70% at 50% 35%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse 75% 70% at 50% 35%,#000 20%,transparent 75%);animation:fx-grid 18s linear infinite;will-change:transform}
@keyframes fx-grid{to{transform:translateY(44px)}}
.fx-orb{position:absolute;width:380px;height:380px;border-radius:50%;filter:blur(60px);opacity:.55;will-change:transform}
.fx-orb.o1{left:-120px;top:-140px;background:radial-gradient(circle,#6366f1,transparent 65%);animation:fx-orb1 16s ease-in-out infinite alternate}
.fx-orb.o2{right:-140px;bottom:-200px;background:radial-gradient(circle,#06b6d4,transparent 65%);animation:fx-orb2 20s ease-in-out infinite alternate}
@keyframes fx-orb1{to{transform:translate(120px,60px) scale(1.15)}}
@keyframes fx-orb2{to{transform:translate(-110px,-50px) scale(1.1)}}
.fx-circuit{position:absolute;inset:0;width:100%;height:100%}
.fx-circuit .tr{fill:none;stroke:color-mix(in srgb,var(--accent) 38%,transparent);stroke-width:1.6}
.fx-circuit .pulse{fill:none;stroke:var(--accent);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:12 88;stroke-dashoffset:100;filter:drop-shadow(0 0 4px var(--accent));animation:fx-pulse 4.5s linear infinite}
.fx-circuit .p1{animation-delay:-1.2s;stroke:#06b6d4}.fx-circuit .p2{animation-delay:-2.4s}.fx-circuit .p3{animation-delay:-3.4s;stroke:#06b6d4}
@keyframes fx-pulse{to{stroke-dashoffset:0}}
.fx-circuit .node{fill:var(--surface);stroke:var(--accent);stroke-width:2;transform-box:fill-box;transform-origin:center;animation:fx-node 3s ease-in-out infinite}
.fx-circuit .n1{animation-delay:-1s}.fx-circuit .n2{animation-delay:-2s}
@keyframes fx-node{50%{transform:scale(1.5);opacity:.6}}
@media (max-width:640px){.fx-circuit{opacity:.55}.fx-orb{width:260px;height:260px}}
@media (prefers-reduced-motion:reduce){.fx-grid,.fx-orb,.fx-circuit .pulse,.fx-circuit .node{animation:none}.fx-circuit .pulse{display:none}}
.hero h1{font-size:2.1rem;max-width:820px;margin:0 auto .5em}
.hero .lead{font-size:1.08rem;color:var(--text-2);max-width:680px;margin:0 auto 1.6rem}
.hero .search-box{max-width:620px;margin:0 auto}
.hero .search-input{height:56px;font-size:1.05rem;box-shadow:var(--shadow)}
.hero-cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.hero-stats{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:.9rem}
.hero-stats span{display:inline-flex;align-items:center;gap:.35rem}
.hero-stats .icon{color:var(--success)}
.page-head{padding:28px 0 8px}
.page-head .lead{color:var(--text-2);font-size:1.05rem;max-width:760px}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs{font-size:.875rem;color:var(--muted);margin:16px 0 0}
.breadcrumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.3rem;align-items:center}
.breadcrumbs li{display:inline-flex;align-items:center;gap:.3rem}
.breadcrumbs li+li::before{content:"/";color:var(--border-strong)}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs [aria-current]{color:var(--text-2);font-weight:550}

/* ---------- Cards ---------- */
.grid{display:grid;gap:14px;grid-template-columns:1fr}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.tool-card{display:flex;gap:14px;align-items:flex-start;padding:16px;color:var(--text);transition:border-color .15s,box-shadow .15s,transform .15s;height:100%}
.tool-card:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--border));box-shadow:var(--shadow-lg);text-decoration:none;transform:translateY(-1px)}
.tool-card .tc-icon{display:grid;place-items:center;flex:none;width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}
.tool-card .tc-icon .icon{width:22px;height:22px}
.tool-card h3{font-size:1rem;margin:0 0 .2rem}
.tool-card p{margin:0;font-size:.875rem;color:var(--muted);line-height:1.45}
.tool-card .tc-cat{display:inline-block;margin-top:.45rem;font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-text)}
.cat-card{display:block;padding:20px;color:var(--text);position:relative;overflow:hidden;height:100%}
.cat-card:hover{text-decoration:none;border-color:color-mix(in srgb,var(--accent) 45%,var(--border));box-shadow:var(--shadow-lg)}
.cat-card .tc-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#6366f1,#4338ca);color:#fff;margin-bottom:12px}
.cat-card .tc-icon .icon{width:24px;height:24px}
.cat-card h3{margin:0 0 .3rem}
.cat-card p{margin:0 0 .6rem;color:var(--muted);font-size:.92rem}
.cat-card .count{font-size:.85rem;font-weight:650;color:var(--accent)}
.feature{padding:20px}
.feature .tc-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--success-soft);color:var(--success);margin-bottom:10px}
.feature h3{margin:0 0 .3rem;font-size:1.02rem}
.feature p{margin:0;color:var(--muted);font-size:.92rem}
.post-card{display:flex;flex-direction:column;padding:18px;color:var(--text);height:100%}
.post-card:hover{text-decoration:none;border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}
.post-card .pc-meta{font-size:.78rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.4rem}
.post-card h3{font-size:1.05rem;margin:0 0 .4rem}
.post-card p{font-size:.9rem;color:var(--muted);margin:0 0 .8rem}
.post-card .link-more{margin-top:auto;font-size:.9rem}
.cat-filter{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}
.chip{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .8rem;border-radius:999px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text-2);font:inherit;font-size:.875rem;font-weight:600;cursor:pointer}
.chip:hover{background:var(--surface-2);text-decoration:none}
.chip[aria-pressed="true"],.chip.active{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}

/* ---------- Tool page ---------- */
.tool-layout{display:grid;gap:24px;grid-template-columns:minmax(0,1fr)}
.tool-head{padding:20px 0 4px}
.tool-head h1{margin-bottom:.35em}
.tool-head .lead{color:var(--text-2);font-size:1.03rem;margin:0}
.badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.badge{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .6rem;border-radius:999px;font-size:.78rem;font-weight:650;background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}
.badge .icon{width:14px;height:14px}
.badge.ok{background:var(--success-soft);color:var(--success);border-color:transparent}
.badge.warn{background:var(--warn-soft);color:var(--warn);border-color:transparent}
.tool-panel{padding:18px;margin-top:18px}
.tool-app{display:block}
.tool-app noscript,.noscript{display:block;padding:1rem;background:var(--warn-soft);color:var(--warn);border-radius:var(--radius-sm)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;min-width:0}
.field>label,.field .label{font-weight:650;font-size:.9rem;color:var(--text-2)}
.field .hint{font-size:.8rem;color:var(--muted)}
.input,.select,.textarea{width:100%;font:inherit;font-size:16px;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:.65rem .8rem;min-height:44px}
.textarea{min-height:150px;resize:vertical;line-height:1.55}
.textarea.mono,.input.mono,.mono{font-family:var(--mono);font-size:14px}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}
.textarea[readonly],.input[readonly]{background:var(--surface-2)}
.input[type="color"]{padding:4px;height:44px;cursor:pointer}
.input[type="range"]{padding:0;border:0;background:none;accent-color:var(--accent);min-height:28px}
.check{display:inline-flex;align-items:center;gap:.5rem;font-size:.92rem;cursor:pointer;color:var(--text-2);min-height:32px}
.check input{width:18px;height:18px;accent-color:var(--accent)}
.row{display:grid;gap:12px;grid-template-columns:1fr}
.row-2,.row-3,.row-4{display:grid;gap:12px;grid-template-columns:1fr}
.checks{display:flex;flex-wrap:wrap;gap:6px 18px;margin-bottom:14px}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 14px}
.seg{display:inline-flex;flex-wrap:wrap;background:var(--surface-2);border-radius:11px;padding:4px;gap:4px;margin-bottom:14px}
.seg button{border:0;background:transparent;color:var(--text-2);font:inherit;font-weight:600;font-size:.9rem;padding:.45rem .8rem;border-radius:8px;cursor:pointer;min-height:36px}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:4px 0 14px}
.stat{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;min-width:0}
.stat .v{display:block;font-size:1.45rem;font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--text);overflow-wrap:anywhere}
.stat .k{display:block;font-size:.78rem;color:var(--muted);font-weight:600;margin-top:2px}
.stat.hl{background:var(--accent-soft);border-color:transparent}
.stat.hl .v{color:var(--accent-text)}
.result{background:var(--accent-soft);border-radius:var(--radius-sm);padding:16px;margin:4px 0 14px}
.result .big{font-size:1.9rem;font-weight:800;color:var(--accent-text);letter-spacing:-.02em;line-height:1.2;overflow-wrap:anywhere}
.result .sub{color:var(--text-2);font-size:.92rem;margin-top:4px}
.msg{display:none;padding:.65rem .85rem;border-radius:var(--radius-sm);font-size:.92rem;margin:0 0 14px}
.msg.show{display:block}
.msg.error{background:var(--danger-soft);color:var(--danger)}
.msg.ok{background:var(--success-soft);color:var(--success)}
.msg.info{background:var(--accent-soft);color:var(--accent-text)}
.msg.warn{background:var(--warn-soft);color:var(--warn)}
.notice{display:flex;gap:.6rem;align-items:flex-start;padding:.8rem 1rem;border-radius:var(--radius-sm);background:var(--warn-soft);color:var(--text-2);font-size:.9rem;margin:14px 0}
.notice .icon{color:var(--warn);margin-top:.15em}
.notice.info{background:var(--accent-soft)}
.notice.info .icon{color:var(--accent)}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-sm);margin:0 0 14px;max-width:100%}
table{border-collapse:collapse;width:100%;font-size:.9rem}
th,td{text-align:left;padding:.55rem .75rem;border-bottom:1px solid var(--border);vertical-align:top}
th{background:var(--surface-2);font-weight:700;color:var(--text-2);white-space:nowrap}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:28px 16px;border:2px dashed var(--border-strong);border-radius:var(--radius);background:var(--surface-2);cursor:pointer;margin-bottom:14px;color:var(--text-2)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:var(--accent-soft)}
.dropzone .icon{width:32px;height:32px;color:var(--accent)}
.dropzone strong{color:var(--text)}
.preview{display:flex;justify-content:center;align-items:center;background:repeating-conic-gradient(var(--surface-2) 0% 25%,var(--surface) 0% 50%) 50%/20px 20px;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px;margin-bottom:14px;min-height:120px;overflow:hidden}
.preview img,.preview canvas{max-height:420px;object-fit:contain;display:block}
.swatch{width:100%;height:90px;border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:14px}
.swatches{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:8px;margin-bottom:14px}
.swatches button{height:56px;border-radius:9px;border:1px solid var(--border);cursor:pointer;font:600 .7rem var(--mono);display:flex;align-items:flex-end;justify-content:center;padding:4px}
.out-list{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:6px}
.out-list li{display:flex;justify-content:space-between;gap:10px;align-items:center;background:var(--surface-2);border:1px solid var(--border);border-radius:9px;padding:.5rem .7rem;font-family:var(--mono);font-size:.9rem;overflow-wrap:anywhere}
.code-out{white-space:pre-wrap;word-break:break-word;max-height:480px}
.diff-view{font-family:var(--mono);font-size:.88rem;white-space:pre-wrap;word-break:break-word;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;max-height:520px;overflow:auto;margin-bottom:14px}
.diff-view ins{background:var(--ins);text-decoration:none}
.diff-view del{background:var(--del)}
.diff-view .ln{display:block}
mark{background:var(--mark);color:inherit;border-radius:3px;padding:0 1px}
.md-preview{border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;background:var(--surface);min-height:150px;overflow:auto}
.serp{font-family:Arial,sans-serif;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin-bottom:14px;max-width:640px}
.serp .s-url{font-size:14px;color:var(--text-2);margin-bottom:2px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.serp .s-title{font-size:20px;color:#1a0dab;line-height:1.3;margin-bottom:3px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
:root[data-theme="dark"] .serp .s-title{color:#8ab4f8}
.serp .s-desc{font-size:14px;color:var(--text-2);line-height:1.58}
.og-card{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:var(--surface);max-width:520px;margin-bottom:14px}
.og-card .og-img{aspect-ratio:1.91/1;background:var(--surface-3) center/cover no-repeat;display:grid;place-items:center;color:var(--muted);font-size:.85rem}
.og-card .og-body{padding:10px 12px;background:var(--surface-2)}
.og-card .og-site{font-size:.75rem;text-transform:uppercase;color:var(--muted)}
.og-card .og-title{font-weight:700;line-height:1.3;margin:2px 0}
.og-card .og-desc{font-size:.85rem;color:var(--muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.timer-display{font:800 3rem/1.1 var(--mono);text-align:center;letter-spacing:-.02em;padding:18px 0;color:var(--text);font-variant-numeric:tabular-nums}
.meter{height:10px;border-radius:99px;background:var(--surface-3);overflow:hidden;margin:6px 0 14px}
.meter>span{display:block;height:100%;border-radius:99px;background:var(--accent);transition:width .2s}
.bar-list{display:grid;gap:6px;margin-bottom:14px}
.bar-list .bl{display:grid;grid-template-columns:minmax(80px,30%) 1fr auto;gap:10px;align-items:center;font-size:.88rem}
.bar-list .bl .b{height:8px;background:var(--surface-3);border-radius:99px;overflow:hidden}
.bar-list .bl .b span{display:block;height:100%;background:var(--accent)}
.kv{display:grid;grid-template-columns:minmax(110px,max-content) 1fr;gap:6px 14px;font-size:.92rem;margin-bottom:14px}
.kv dt{color:var(--muted);font-weight:600}
.kv dd{margin:0;overflow-wrap:anywhere;font-family:var(--mono);font-size:.88rem}

/* ---------- Content / prose ---------- */
.prose{max-width:780px;color:var(--text-2)}
.prose h2{margin-top:2rem;color:var(--text)}
.prose h3{margin-top:1.5rem;color:var(--text)}
.prose ul,.prose ol{padding-left:1.3rem;margin:0 0 1em}
.prose li{margin-bottom:.35em}
.prose table{margin-bottom:1rem;display:block;overflow-x:auto;max-width:100%;border:1px solid var(--border);border-radius:var(--radius-sm)}
.prose pre{max-width:100%}
.prose blockquote{margin:1rem 0;padding:.6rem 1rem;border-left:4px solid var(--accent);background:var(--surface-2);border-radius:0 var(--radius-xs) var(--radius-xs) 0}
.content-block{padding:22px;margin-top:20px}
.content-block.prose{max-width:none}
.content-block.prose>p,.content-block.prose li{max-width:78ch}
.content-block h2{font-size:1.25rem}
.content-block>:last-child{margin-bottom:0}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 .9rem 2.6rem}
.steps li::before{content:counter(s);position:absolute;left:0;top:-.1rem;width:1.8rem;height:1.8rem;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);font-weight:800;display:grid;place-items:center;font-size:.85rem}
.check-list{list-style:none;padding:0}
.check-list li{position:relative;padding-left:1.7rem}
.check-list li::before{content:"";position:absolute;left:.2rem;top:.45em;width:.8rem;height:.45rem;border-left:2.5px solid var(--success);border-bottom:2.5px solid var(--success);transform:rotate(-45deg)}
.faq details{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);margin-bottom:8px}
.faq summary{cursor:pointer;padding:.85rem 1rem;font-weight:650;list-style:none;display:flex;justify-content:space-between;gap:12px;color:var(--text)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:700;color:var(--accent);font-size:1.2rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 1rem .9rem;color:var(--text-2)}
.faq details>div>:last-child{margin-bottom:0}
.toc{padding:16px 18px;margin:0 0 20px}
.toc ol{margin:0;padding-left:1.2rem}
.toc a{color:var(--text-2)}
.article-meta{display:flex;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:.9rem;margin-bottom:12px}
.cta-box{padding:20px;margin:24px 0;background:var(--accent-soft);border:0}
.cta-box h3{margin-top:0}
.sidebar{display:grid;gap:16px;align-content:start}
.sidebar .card{padding:16px}
.sidebar h2{font-size:1rem;margin:0 0 10px}
.side-links{list-style:none;padding:0;margin:0;display:grid;gap:2px}
.side-links a{display:flex;gap:.55rem;align-items:center;padding:.45rem .5rem;border-radius:8px;color:var(--text-2);font-size:.92rem}
.side-links a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.side-links .icon{color:var(--accent)}

/* ---------- Ads (only visible when real AdSense config is enabled; see ads-config.js) ---------- */
.ad-slot{display:none}
html.ads-on .ad-slot{margin:32px auto;padding-top:4px;text-align:center;max-width:100%;overflow:hidden;clear:both;border-top:1px solid var(--border)}
.pwa-banner{position:fixed;left:16px;right:16px;bottom:88px;z-index:60;max-width:560px;margin:0 auto;background:var(--surface);color:var(--text);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:var(--shadow-lg,0 10px 30px rgba(0,0,0,.18));padding:14px 16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.pwa-banner .pwa-msg{flex:1 1 240px;font-size:.92rem;line-height:1.45}.pwa-banner .pwa-act{display:flex;gap:8px}
.install-btn[hidden]{display:none!important}
html.ads-on .ad-slot::before{content:"Advertisement";display:block;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
html.ads-preview .ad-slot{display:grid;place-items:center;margin:28px auto;min-height:250px;border:2px dashed var(--border-strong);border-radius:var(--radius-sm);color:var(--muted);font-size:.85rem}
html.ads-preview .ad-slot::after{content:"Ad slot preview: " attr(data-ad-name)}

/* ---------- Footer ---------- */
.site-footer{margin-top:56px;background:var(--surface);border-top:1px solid var(--border);padding:40px 0 24px;font-size:.92rem}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr}
.site-footer h2{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 12px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.site-footer a{color:var(--text-2)}
.site-footer a:hover{color:var(--accent)}
.footer-about p{color:var(--muted);margin:12px 0}
.social{display:flex;gap:8px;flex-wrap:wrap}
.social a{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);color:var(--text-2)}
.social a:hover{border-color:var(--accent);color:var(--accent)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;border-top:1px solid var(--border);margin-top:32px;padding-top:18px;color:var(--muted);font-size:.85rem}
/* Pakistan section & Urdu */
[lang="ur"]{font-family:"Noto Nastaliq Urdu","Jameel Noori Nastaleeq","Urdu Typesetting",serif;line-height:2.1;letter-spacing:0}
[data-ur]{display:none}
html.lang-ur [data-ur]{display:revert}
html.lang-ur [data-en]{display:none}
html.lang-ur .pk-head h1,html.lang-ur .pk-head .lead{direction:rtl;text-align:right}
.pk-top{display:flex;justify-content:flex-end;margin-bottom:6px}
.pk-dot{display:inline-block;width:.65em;height:.65em;border-radius:50%;background:#01411c;box-shadow:inset -.22em 0 0 #fff;border:1px solid #01411c;margin-right:.4em;vertical-align:.05em}
.nav-pk{color:#15803d;font-weight:700}
:root[data-theme="dark"] .nav-pk{color:#4ade80}
.tc-icon.pk{background:#dcfce7;color:#15803d}
:root[data-theme="dark"] .tc-icon.pk{background:#052e16;color:#4ade80}
.cat-card .tc-icon.pk{background:linear-gradient(135deg,#16a34a,#01411c);color:#fff}
.ur-name{display:block;font-size:.95rem;color:var(--text-2);margin:-2px 0 4px;line-height:1.9}
.pk-home{background:linear-gradient(180deg,#f0fdf4,transparent)}
:root[data-theme="dark"] .pk-home{background:linear-gradient(180deg,#052e16,transparent)}
.pk-disclaimer{display:flex;gap:.4rem;align-items:flex-start;margin-top:28px}
.footer-contact a{display:inline-flex;align-items:center;gap:.45rem}
/* Embed box on tool pages and the embedded tool page itself */
.embed-box h2{display:flex;align-items:center;gap:.5rem}.embed-box h2 svg{width:22px;height:22px;color:var(--accent)}
.embed-box textarea{font-size:.8rem;min-height:110px;margin-top:6px}
.embed-body{background:var(--bg);min-height:auto}
.embed-main{padding:10px;max-width:none}
.embed-main .tool-panel{margin:0}
.embed-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:2px 4px 10px;font-size:.9rem}
.embed-name{margin:0;font-size:1rem;font-weight:800;line-height:1.3}.embed-name a{color:var(--text);text-decoration:none}
.embed-brand{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--text-2);text-decoration:none;white-space:nowrap}
.embed-brand b{color:var(--accent)}.embed-brand .logo-mark{width:22px;height:22px;border-radius:6px}.embed-brand .logo-mark svg{width:13px;height:13px}
.embed-foot{margin:10px 4px 0;font-size:.78rem;color:var(--muted);text-align:center}
/* Custom WhatsApp support widget */
.wa-chat{position:fixed;right:16px;bottom:16px;z-index:70}
.wa-float{position:relative;display:inline-flex;align-items:center;gap:.55rem;height:58px;padding:0 12px;border-radius:999px;color:#fff;font-weight:700;font-size:.92rem;background:linear-gradient(135deg,#6366f1 0%,#4338ca 55%,#16a34a 140%);box-shadow:0 10px 28px -8px rgba(67,56,202,.65),0 2px 6px rgba(0,0,0,.15);transition:transform .2s ease,box-shadow .2s ease}
.wa-float::before{content:"";position:absolute;inset:-4px;border-radius:inherit;border:2px solid rgba(99,102,241,.45);animation:wa-pulse 2.6s ease-out infinite;pointer-events:none}
.wa-float:hover{color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 14px 32px -8px rgba(67,56,202,.75),0 2px 6px rgba(0,0,0,.15)}
.wa-float:focus-visible{outline:3px solid #0f172a;outline-offset:3px}
.wa-float[aria-expanded="true"]::before{animation:none;opacity:0}
.wa-ico{position:relative;display:grid;place-items:center;width:34px;height:34px}
.wa-badge{position:absolute;right:-4px;bottom:-3px;display:grid;place-items:center;width:18px;height:18px;border-radius:50%;background:#25d366;color:#fff;box-shadow:0 0 0 2px #4338ca}
.wa-float .wa-label{display:none;padding-right:6px}
@media (min-width:860px){.wa-float .wa-label{display:inline}.wa-float{padding:0 18px 0 12px}}
@keyframes wa-pulse{0%{transform:scale(1);opacity:.9}70%{transform:scale(1.18);opacity:0}100%{opacity:0}}
.wa-panel{position:absolute;right:0;bottom:72px;width:min(360px,calc(100vw - 32px));background:var(--surface);color:var(--text);border:1px solid var(--border-strong);border-radius:18px;box-shadow:0 24px 60px -12px rgba(15,23,42,.35);overflow:hidden;transform-origin:bottom right;animation:wa-in .18s ease-out}
.wa-panel[hidden]{display:none}
@keyframes wa-in{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
.wa-head{display:flex;align-items:center;gap:10px;padding:14px 14px 14px 16px;background:linear-gradient(135deg,#4f46e5,#4338ca);color:#fff}
.wa-avatar{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.18)}
.wa-avatar svg{width:20px;height:20px}
.wa-who{display:flex;flex-direction:column;line-height:1.25;flex:1;min-width:0}.wa-who strong{font-size:.98rem}.wa-who span{font-size:.78rem;opacity:.85}
.wa-close{display:grid;place-items:center;width:34px;height:34px;border:0;border-radius:50%;background:rgba(255,255,255,.14);color:#fff;cursor:pointer}
.wa-close:hover{background:rgba(255,255,255,.26)}.wa-close svg{width:18px;height:18px}
.wa-body{padding:14px;max-height:min(60vh,420px);overflow:auto;background:var(--surface-2)}
.wa-bubble{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:4px 14px 14px 14px;padding:10px 12px;font-size:.9rem;line-height:1.5;margin-bottom:12px}
.wa-options{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.wa-options a{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);font-size:.9rem;font-weight:600;text-decoration:none;transition:border-color .15s,background .15s}
.wa-options a:hover,.wa-options a:focus-visible{border-color:#25d366;background:rgba(37,211,102,.08);text-decoration:none}
.wa-options a>svg:first-child{color:#16a34a;flex:none}.wa-options a span{flex:1}.wa-options a>svg:last-child{width:16px;height:16px;opacity:.5}
.wa-foot{margin:0;padding:10px 14px;font-size:.78rem;color:var(--muted);border-top:1px solid var(--border);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.wa-foot svg{color:#16a34a}
@media (max-width:480px){.wa-chat{right:12px;bottom:12px}.wa-panel{position:fixed;left:12px;right:12px;bottom:82px;width:auto}}
@media (prefers-reduced-motion:reduce){.wa-float::before,.wa-panel{animation:none}.wa-float{transition:none}}
.help-line{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:14px;padding-top:12px;border-top:1px solid var(--border);font-size:.9rem;color:var(--muted)}
.help-line a{display:inline-flex;align-items:center;gap:.35rem;font-weight:650;color:#128c4a}
:root[data-theme="dark"] .help-line a{color:#4ade80}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%) translateY(20px);background:var(--text);color:var(--bg);padding:.6rem 1rem;border-radius:10px;font-weight:600;font-size:.9rem;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:90}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.err-page{text-align:center;padding:60px 0}
.err-page .code{font-size:5rem;font-weight:900;color:var(--accent);line-height:1}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.ad-slot,.actions,.mobile-nav,.wa-chat,.wa-float,.help-line,.pwa-banner{display:none!important}body{background:#fff}}