/* ============================================================
   Free Tools — styles (header/footer match the main site)
   ============================================================ */
:root, html.light {
  --brand:#FF4A17; --brand-d:#e23d0e; --navy:#12375C; --navy-d:#0b2036;
  --bg:#f3f6fb; --surface:#fff; --surface2:#f1f5f9; --line:rgba(15,23,42,.11); --line2:rgba(15,23,42,.18);
  --text:#0f172a; --muted:#5b6b82; --hdr-bg:rgba(255,255,255,.9); --ok:#13804a; --ok-bg:#e8f7ee; --err:#c22d2d; --err-bg:#fdecec;
  --tile:#fff4ef; --focus:0 0 0 3px rgba(255,74,23,.28); --radius:14px;
}
html.dark {
  --bg:#050b17; --surface:#0e1a2e; --surface2:#15243b; --line:rgba(255,255,255,.1); --line2:rgba(255,255,255,.2);
  --text:#f1f5f9; --muted:#9fb0c7; --hdr-bg:rgba(8,17,35,.92); --ok:#5fd79a; --ok-bg:rgba(19,128,74,.18); --err:#ff8a8a; --err-bg:rgba(194,45,45,.18);
  --tile:rgba(255,74,23,.12);
}
*{box-sizing:border-box}
html{scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 'Plus Jakarta Sans','Hind Siliguri',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;overflow-x:hidden}
a{color:inherit}
img{max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:none;box-shadow:var(--focus)}
.ft-wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- header (same look as the main site) ---------- */
.hdr{position:fixed;top:0;left:0;right:0;z-index:1000;height:70px;background:var(--hdr-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.hdr-in{max-width:1320px;margin:0 auto;height:100%;padding:0 20px;display:flex;align-items:center;gap:14px}
.hdr-logo img{height:40px;width:auto;display:block}
.hdr-menu{display:flex;align-items:center;gap:8px;margin-left:16px}
.hdr-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.menu-btn{display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-weight:700;font-size:.9rem;text-decoration:none;cursor:pointer;white-space:nowrap}
.menu-btn:hover{border-color:var(--brand);color:var(--brand)}
.menu-btn.is-on{background:var(--brand);border-color:var(--brand);color:#fff}
.menu-btn.cta{background:var(--brand);border-color:var(--brand);color:#fff}
.menu-btn.cta:hover{background:var(--brand-d);color:#fff}
.hdr-burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text);font-size:1.1rem;cursor:pointer;margin-left:auto}
.drawer{display:none;position:fixed;inset:0;z-index:1100;background:var(--bg);overflow-y:auto}
.drawer.open{display:block}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}
.drawer-top img{height:36px}
.drawer-x{border:0;background:transparent;color:var(--text);font-size:1.8rem;line-height:1;cursor:pointer}
.drawer-body{padding:20px;display:flex;flex-direction:column;gap:10px}
.drawer-link{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;border-radius:14px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-weight:700;text-decoration:none;cursor:pointer}
.drawer-link.primary{background:var(--brand);border-color:var(--brand);color:#fff}
@media (max-width:991px){.hdr-menu,.hdr-actions{display:none}.hdr-burger{display:inline-flex;align-items:center;justify-content:center}}
main{padding-top:70px}

/* ---------- hub (list page) ---------- */
.ft-hero{padding:46px 0 26px}
.ft-hero h1{font-size:clamp(1.9rem,4.4vw,3.1rem);line-height:1.12;letter-spacing:-.03em;margin:0 0 12px;font-weight:800;max-width:17ch}
.ft-hero p{margin:0 0 24px;color:var(--muted);font-size:1.06rem;max-width:62ch}
.ft-search{position:relative;max-width:720px}
.ft-search i{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:1.05rem}
.ft-search input{width:100%;height:62px;padding:0 120px 0 52px;border-radius:18px;border:2px solid var(--line2);background:var(--surface);font-size:1.08rem;font-weight:600;transition:border-color .2s}
.ft-search input:focus{outline:none;border-color:var(--brand);box-shadow:var(--focus)}
.ft-search .ft-count{position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:.85rem;font-weight:700;color:var(--muted)}
.ft-facts{display:flex;flex-wrap:wrap;gap:8px 22px;margin:18px 0 0;padding:0;list-style:none;color:var(--muted);font-weight:600;font-size:.92rem}
.ft-facts li{display:flex;align-items:center;gap:8px}
.ft-facts i{color:var(--ok)}
.ft-chips{position:sticky;top:70px;z-index:50;background:var(--bg);border-bottom:1px solid var(--line);margin-bottom:8px}
.ft-chips .ft-wrap{display:flex;gap:8px;overflow-x:auto;padding-top:12px;padding-bottom:12px;scrollbar-width:none}
.ft-chips .ft-wrap::-webkit-scrollbar{display:none}
.ft-chip{flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-weight:700;font-size:.86rem;text-decoration:none;color:var(--text);white-space:nowrap}
.ft-chip:hover{border-color:var(--brand);color:var(--brand)}
.ft-chip b{font-weight:700;color:var(--muted);font-size:.78rem}
.ft-sec{padding:26px 0 12px}
.ft-sec h2{display:flex;align-items:center;gap:12px;font-size:1.35rem;letter-spacing:-.01em;margin:0 0 14px;font-weight:800}
.ft-sec h2 .ic{width:38px;height:38px;border-radius:11px;background:var(--navy);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem}
.ft-sec h2 small{font-size:.85rem;color:var(--muted);font-weight:700}
.ft-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.ft-tile{display:flex;gap:13px;align-items:flex-start;padding:15px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);text-decoration:none;color:var(--text);transition:border-color .15s}
.ft-tile:hover{border-color:var(--brand)}
.ft-tile:hover .ft-tile-n{color:var(--brand)}
.ft-tile .ic{flex:0 0 42px;height:42px;border-radius:12px;background:var(--tile);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:1.05rem}
.ft-tile-n{display:block;font-weight:800;font-size:.98rem;line-height:1.3;margin:1px 0 3px}
.ft-tile-d{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:.84rem;color:var(--muted);line-height:1.45}
.ft-empty{display:none;padding:40px 10px;text-align:center;color:var(--muted);font-weight:600}
.ft-empty.show{display:block}

/* ---------- tool page ---------- */
.ft-crumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:22px 0 0;margin:0;list-style:none;font-size:.85rem;font-weight:600;color:var(--muted)}
.ft-crumb a{text-decoration:none}
.ft-crumb a:hover{color:var(--brand)}
.ft-crumb li+li::before{content:'/';margin-right:6px;opacity:.5}
.ft-head{display:flex;gap:16px;align-items:flex-start;padding:14px 0 20px}
.ft-head .ic{flex:0 0 58px;height:58px;border-radius:16px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem}
.ft-head h1{font-size:clamp(1.55rem,3.4vw,2.25rem);line-height:1.15;letter-spacing:-.02em;margin:2px 0 6px;font-weight:800}
.ft-head p{margin:0;color:var(--muted);max-width:68ch}
.ft-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.ft-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:.78rem;font-weight:700;color:var(--muted)}
.ft-badge i{color:var(--ok)}
.ft-app{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:22px;min-height:220px}
.ft-app-loading{display:flex;align-items:center;justify-content:center;gap:10px;min-height:180px;color:var(--muted);font-weight:700}
.ft-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;padding:34px 0 10px}
@media (max-width:960px){.ft-body{grid-template-columns:1fr}}
.ft-body h2{font-size:1.3rem;margin:0 0 12px;letter-spacing:-.01em}
.ft-steps{list-style:none;margin:0 0 30px;padding:0;display:grid;gap:12px}
.ft-steps li{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start}
.ft-steps .n{width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem}
html.dark .ft-steps .n{background:var(--surface2)}
.ft-steps b{display:block;margin-top:4px}
.ft-steps span{color:var(--muted);font-size:.93rem}
.ft-about{color:var(--muted);margin:0 0 30px;max-width:72ch}
.ft-faq details{border:1px solid var(--line);border-radius:12px;background:var(--surface);margin-bottom:8px}
.ft-faq summary{cursor:pointer;padding:13px 16px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:10px}
.ft-faq summary::-webkit-details-marker{display:none}
.ft-faq summary::after{content:'+';color:var(--brand);font-weight:800;font-size:1.2rem;line-height:1}
.ft-faq details[open] summary::after{content:'−'}
.ft-faq details p{margin:0;padding:0 16px 14px;color:var(--muted)}
.ft-side h3{font-size:1rem;margin:0 0 10px}
.ft-side .ft-tile{padding:11px;margin-bottom:8px}
.ft-side .ft-tile .ic{flex-basis:34px;height:34px;font-size:.9rem;border-radius:10px}
.ft-side .ft-tile-d{-webkit-line-clamp:1}
.ft-more{display:inline-block;margin-top:4px;font-weight:700;color:var(--brand);text-decoration:none}

/* premium strip */
.ft-up{margin:34px 0 10px;padding:26px;border-radius:22px;background:var(--navy-d);color:#fff;position:relative;overflow:hidden}
.ft-up::before{content:'';position:absolute;inset:0;background:radial-gradient(70% 90% at 100% 0%,rgba(255,74,23,.35),transparent 60%);pointer-events:none}
.ft-up>*{position:relative}
.ft-up h2{margin:0 0 4px;font-size:1.35rem}
.ft-up p{margin:0 0 18px;color:#c4d2e3;max-width:60ch}
.ft-up-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.ft-up-card{display:flex;flex-direction:column;gap:8px;padding:12px;border-radius:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);text-decoration:none;color:#fff}
.ft-up-card:hover{border-color:var(--brand)}
.ft-up-card img{width:100%;height:64px;object-fit:contain;background:#fff;border-radius:9px;padding:6px}
.ft-up-card b{font-size:.9rem;line-height:1.25}
.ft-up-card span{font-size:.82rem;color:#ffb59c;font-weight:700}
.ft-up .menu-btn{margin-top:16px}

/* ---------- controls used inside tools ---------- */
.ft-row{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.ft-row>*{min-width:0}
.ft-g2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.ft-g3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media (max-width:700px){.ft-g2,.ft-g3{grid-template-columns:1fr}}
.ft-f{display:flex;flex-direction:column;gap:5px;flex:1 1 160px}
.ft-f>span,.ft-lab{font-size:.84rem;font-weight:700;color:var(--muted)}
.ft-in,.ft-sel,.ft-ta{width:100%;border:1px solid var(--line2);background:var(--surface);border-radius:11px;padding:10px 12px;font-size:.95rem;transition:border-color .15s}
html.dark .ft-in,html.dark .ft-sel,html.dark .ft-ta{background:var(--surface2)}
.ft-in:focus,.ft-sel:focus,.ft-ta:focus{outline:none;border-color:var(--brand);box-shadow:var(--focus)}
.ft-ta{min-height:180px;resize:vertical;line-height:1.55}
.ft-ta.sm{min-height:110px}
.ft-ta.mono,.ft-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86rem}
.ft-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:12px;border:1px solid var(--brand);background:var(--brand);color:#fff;font-weight:700;cursor:pointer;text-decoration:none;white-space:nowrap}
.ft-btn:hover{background:var(--brand-d)}
.ft-btn[disabled]{opacity:.55;cursor:not-allowed}
.ft-btn.alt{background:var(--surface);color:var(--text);border-color:var(--line2)}
.ft-btn.alt:hover{border-color:var(--brand);color:var(--brand)}
.ft-btn.sm{min-height:34px;padding:0 12px;font-size:.85rem;border-radius:10px}
.ft-btn.on{background:var(--navy);border-color:var(--navy);color:#fff}
.ft-seg{display:inline-flex;flex-wrap:wrap;gap:6px}
.ft-check{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.92rem;cursor:pointer}
.ft-check input{width:18px;height:18px;accent-color:var(--brand)}
input[type=range]{accent-color:var(--brand);width:100%}
input[type=color]{width:46px;height:42px;border:1px solid var(--line2);border-radius:10px;padding:3px;background:var(--surface);cursor:pointer}
.ft-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center;padding:34px 18px;border:2px dashed var(--line2);border-radius:16px;background:var(--surface2);cursor:pointer;transition:border-color .15s,background .15s}
.ft-drop:hover,.ft-drop.over{border-color:var(--brand);background:var(--tile)}
.ft-drop i{font-size:2rem;color:var(--brand)}
.ft-drop b{font-size:1.05rem}
.ft-drop small{color:var(--muted)}
.ft-drop input{display:none}
.ft-out{margin-top:16px}
.ft-note{padding:11px 14px;border-radius:12px;background:var(--surface2);color:var(--muted);font-size:.9rem;margin:12px 0 0}
.ft-note.ok{background:var(--ok-bg);color:var(--ok)}
.ft-note.err{background:var(--err-bg);color:var(--err)}
.ft-res{padding:16px;border-radius:14px;background:var(--surface2);border:1px solid var(--line)}
.ft-big{font-size:clamp(1.6rem,4vw,2.3rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--brand);word-break:break-word}
.ft-kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.ft-kv>div{padding:12px 14px;border-radius:12px;background:var(--surface2);border:1px solid var(--line)}
.ft-kv b{display:block;font-size:1.25rem;line-height:1.2;word-break:break-word}
.ft-kv span{font-size:.8rem;color:var(--muted);font-weight:600}
.ft-table{width:100%;border-collapse:collapse;font-size:.9rem}
.ft-table th,.ft-table td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.ft-table th{font-size:.78rem;color:var(--muted);font-weight:800}
.ft-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.ft-files{display:grid;gap:8px;margin-top:14px}
.ft-file{display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:12px;align-items:center;padding:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.ft-file img,.ft-file .ph{width:56px;height:56px;object-fit:cover;border-radius:9px;background:var(--surface2);display:flex;align-items:center;justify-content:center;color:var(--muted)}
.ft-file .nm{font-weight:700;font-size:.9rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ft-file .mt{font-size:.8rem;color:var(--muted)}
.ft-file .mt b{color:var(--ok)}
.ft-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;margin-top:14px}
.ft-thumb{position:relative;border:2px solid var(--line);border-radius:12px;background:var(--surface2);padding:6px;cursor:pointer;text-align:center;font-size:.78rem;font-weight:700;color:var(--muted);user-select:none}
.ft-thumb canvas,.ft-thumb img{width:100%;height:auto;display:block;border-radius:6px;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.ft-thumb.sel{border-color:var(--brand)}
.ft-thumb.del{opacity:.45}
.ft-thumb.del::after{content:'\00d7';position:absolute;top:6px;right:8px;width:24px;height:24px;border-radius:50%;background:var(--err);color:#fff;font-size:18px;line-height:24px}
.ft-thumb.drag{opacity:.4}
.ft-prog{height:8px;border-radius:99px;background:var(--surface2);overflow:hidden;margin-top:12px}
.ft-prog i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}
.ft-canvas-wrap{position:relative;margin-top:14px;border-radius:14px;background:repeating-conic-gradient(var(--surface2) 0 25%,var(--surface) 0 50%) 0 0/20px 20px;border:1px solid var(--line);display:flex;justify-content:center;overflow:hidden}
.ft-canvas-wrap canvas,.ft-canvas-wrap img{max-width:100%;height:auto;display:block}
.ft-sw{display:inline-block;width:28px;height:28px;border-radius:8px;border:1px solid var(--line2);vertical-align:middle;cursor:pointer}
.ft-copybox{position:relative}
.ft-copybox .ft-btn{position:absolute;top:8px;right:8px}
.ft-hl-add{background:rgba(19,128,74,.2);color:var(--ok);border-radius:3px;text-decoration:none}
.ft-hl-del{background:rgba(194,45,45,.18);color:var(--err);border-radius:3px;text-decoration:line-through}
.ft-mark{background:rgba(255,74,23,.25);border-radius:3px}
.ft-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.ft-sp{flex:1 1 auto}
.ft-hide{display:none!important}
.ft-ai-out{white-space:pre-wrap;line-height:1.65}
.ft-spin{display:inline-block;width:18px;height:18px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:ftspin .7s linear infinite;vertical-align:-3px}
@keyframes ftspin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.ft-spin{animation-duration:2s}}
.ft-toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);opacity:0;z-index:3000;background:var(--navy-d);color:#fff;padding:11px 18px;border-radius:12px;font-weight:700;font-size:.9rem;transition:opacity .2s,transform .2s;pointer-events:none;max-width:90vw}
.ft-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- footer ---------- */
.ft-foot{margin-top:50px;background:#030812;color:#9fb0c7;padding:36px 0 24px;font-size:.9rem}
.ft-foot-in{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between}
.ft-foot img{height:38px}
.ft-foot p{max-width:42ch;margin:12px 0 0}
.ft-foot h4{color:#fff;margin:0 0 10px;font-size:.95rem}
.ft-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.ft-foot a{text-decoration:none}
.ft-foot a:hover{color:var(--brand)}
.ft-foot-b{border-top:1px solid rgba(255,255,255,.08);margin-top:24px;padding-top:16px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
@media print{.hdr,.ft-foot,.ft-crumb,.ft-head,.ft-body,.ft-up,.ft-noprint{display:none!important}main{padding:0}.ft-app{border:0;padding:0}}

/* ---------- small-screen and wide-screen touches ---------- */
@media (min-width:1100px){.ft-chips .ft-wrap{flex-wrap:wrap}}
@media (max-width:600px){
  .ft-search input{padding-right:16px;height:56px;font-size:1rem}
  .ft-search .ft-count{display:none}
  .ft-head{gap:12px}.ft-head .ic{flex-basis:46px;height:46px;font-size:1.15rem;border-radius:13px}
  .ft-app{padding:16px;border-radius:16px}
  .ft-up{padding:20px}
}
@media (min-width:992px) and (max-width:1180px){.hdr-menu{margin-left:6px;gap:5px}.hdr-menu .menu-btn{padding:0 10px;font-size:.8rem}.hdr-actions .menu-btn{padding:0 12px}}

/* ---------- long guide under each tool ---------- */
.ft-guide h2{margin-top:30px}
.ft-guide h2:first-child{margin-top:0}
.ft-guide p{color:var(--muted);max-width:72ch;margin:0 0 12px}
.ft-guide ul{margin:0 0 8px;padding-left:20px;color:var(--muted);max-width:72ch}
.ft-guide li{margin-bottom:6px}
.ft-guide li b{color:var(--text)}
.ft-bn{font-family:'Hind Siliguri','Plus Jakarta Sans',sans-serif;line-height:1.75;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:12px;padding:14px 18px;margin:6px 0 10px}
.ft-bn p{color:var(--text);margin:0 0 8px}
.ft-bn p:last-child{margin:0}