@import url('https://fonts.googleapis.com/css2?family=Jost:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600;700&display=swap');
/* ══ DEFAULT THEME — warm, cream & gold palette inspired by Furni (Untree.co) ══ */
:root{
  --bg:#ffffff;--surface:#ffffff;--surface2:#fbf4ec;--border:#eae1d3;
  --text:#151310;--muted:#736f68;--accent:#b88e2f;--accent-2:#8c6a22;
  --input-text:#000000;
  --add-bg:#e6f9ee;--add-hl:#bbf0d1;--add-text:#16a34a;--add-line:#22c55e;
  --del-bg:#fdecec;--del-hl:#fad0d0;--del-text:#dc2626;--del-line:#ef4444;
  --eq-text:#8a8378;--ai-bg:#fbf4ec;--ai-bdr:#eae1d3;--ai-acc:#b88e2f;
  --diff-text:#151310;
  --ad-bg:#fbf4ec;--ad-bdr:#eae1d3;
  --hdr-bg:rgba(255,255,255,.92);--noise-op:0.006;
  --nav-h:52px;--hdr-h:32px;
}

/* ══ DARK MODE — warm charcoal & gold variant (toggle) ══════════════ */
:root[data-theme="dark"]{
  --bg:#1c1a17;--surface:#252220;--surface2:#2f2b27;--border:#3d3830;
  --text:#f3ecdf;--muted:#a79e8e;--accent:#d9a548;--accent-2:#a67c2e;
  --input-text:#ffffff;
  --add-bg:#0d2e1a;--add-hl:#1a4f2e;--add-text:#4ade80;--add-line:#22c55e;
  --del-bg:#2e0d0d;--del-hl:#4f1a1a;--del-text:#f87171;--del-line:#ef4444;
  --eq-text:#9b9284;--ai-bg:#242019;--ai-bdr:#3d3830;--ai-acc:#d9a548;
  --diff-text:#f3ecdf;
  --ad-bg:#211e1a;--ad-bdr:#3d3830;
  --hdr-bg:rgba(28,26,23,.97);--noise-op:0.012;
}

/* Alias for any session with an old stored 'light' preference — same as default. */
:root[data-theme="light"]{
  --bg:#ffffff;--surface:#ffffff;--surface2:#fbf4ec;--border:#eae1d3;
  --text:#151310;--muted:#736f68;--accent:#b88e2f;--accent-2:#8c6a22;
  --input-text:#000000;
  --add-bg:#e6f9ee;--add-hl:#bbf0d1;--add-text:#16a34a;--add-line:#22c55e;
  --del-bg:#fdecec;--del-hl:#fad0d0;--del-text:#dc2626;--del-line:#ef4444;
  --eq-text:#8a8378;--ai-bg:#fbf4ec;--ai-bdr:#eae1d3;--ai-acc:#b88e2f;
  --diff-text:#151310;
  --ad-bg:#fbf4ec;--ad-bdr:#eae1d3;
  --hdr-bg:rgba(255,255,255,.92);--noise-op:0.006;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--text);font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;min-height:100vh;overflow-x:hidden;}
/* Native form controls don't auto-inherit the page font in most browsers —
   force it so every button/input/select/textarea matches the site's typeface,
   unless a more specific rule (e.g. the monospace code/diff areas) overrides it. */
button,input,select,textarea{font-family:inherit;}
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");opacity:var(--noise-op);pointer-events:none;z-index:0;}

/* ══ HEADER ══════════════════════════════════════════ */
header{display:flex;align-items:stretch;border-bottom:1px solid var(--border);background:var(--hdr-bg);backdrop-filter:blur(12px);position:sticky;top:0;z-index:300;min-height:var(--hdr-h);}
.hdr-logo{display:flex;align-items:center;gap:9px;padding:0 14px;flex-shrink:0;text-decoration:none;color:var(--text);}
.hdr-logo-img{width:120px;height:90px;object-fit:contain;flex-shrink:0;filter:drop-shadow(0 2px 8px rgba(217,165,72,.4));}
.hdr-logo-text{font-size:1rem;font-weight:800;letter-spacing:-.4px;line-height:1;}
.logo-accent{color:var(--accent);}
.hdr-logo em{color:var(--accent);font-style:normal;}
.hdr-ad{flex:1;display:flex;align-items:center;justify-content:center;margin:3px 10px;background:transparent;border:1px dashed var(--ad-bdr);border-radius:6px;min-width:0;min-height:26px;overflow:hidden;}
.hdr-right{display:flex;align-items:center;gap:14px;padding:0 18px;flex-shrink:0;font-family:'JetBrains Mono',monospace;font-size:.67rem;}
.hstat{display:flex;align-items:center;gap:5px;}
.dot{width:7px;height:7px;border-radius:50%;}
.dot.a{background:var(--add-line);}.dot.d{background:var(--del-line);}.dot.e{background:var(--muted);}

/* ══ TOP NAV BAR ═════════════════════════════════════ */
.nav-bar{
  display:flex;align-items:center;gap:4px;
  padding:0 20px;
  height:var(--nav-h);
  background:var(--surface);
  border-bottom:1px solid var(--border);
  position:sticky;top:var(--hdr-h);z-index:290;
  overflow-x:auto;scrollbar-width:none;
}
.nav-bar::-webkit-scrollbar{display:none;}
.nav-btn{
  display:flex;align-items:center;gap:7px;
  padding:7px 16px;
  border:1px solid transparent;border-radius:8px;
  color:var(--muted);background:transparent;
  font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:.8rem;font-weight:600;
  cursor:pointer;white-space:nowrap;
  transition:color .18s,background .18s,border-color .18s;
  flex-shrink:0;
}
.nav-btn .ico{font-size:.95rem;}
.nav-btn:hover{color:var(--text);background:var(--surface2);}
.nav-btn.active{
  color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border-color:transparent;
  box-shadow:0 2px 10px rgba(184,142,47,.24);
}
.nav-divider{width:1px;height:22px;background:var(--border);margin:0 4px;flex-shrink:0;}

/* ══ NAV SCROLL ARROWS — shown only when .nav-bar actually overflows ═══
   Injected as the first/last children of .nav-bar by theme.js. Sticky
   inside the horizontally-scrolling flex row so they stay pinned to the
   left/right edge as the user scrolls, with a gradient fade so buttons
   passing underneath don't look abruptly clipped. ─────────────────────── */
.nav-scroll-btn{
  display:none;                 /* .nav-bar.has-overflow turns this on */
  position:sticky;
  top:0;height:100%;
  width:30px;min-width:30px;flex-shrink:0;
  align-items:center;justify-content:center;
  border:none;background:none;cursor:pointer;
  color:var(--text);font-size:.95rem;font-weight:700;line-height:1;
  z-index:3;
  transition:opacity .15s;
}
.nav-bar.has-overflow .nav-scroll-btn{display:flex;}
.nav-scroll-left{
  left:-1px;justify-content:flex-start;
  background:linear-gradient(90deg,var(--surface) 60%,transparent);
}
.nav-scroll-right{
  right:-1px;justify-content:flex-end;
  background:linear-gradient(270deg,var(--surface) 60%,transparent);
}
.nav-scroll-btn:hover{color:var(--accent);}
.nav-scroll-btn[disabled]{opacity:.25;cursor:default;pointer-events:none;}

/* ══ MOBILE HAMBURGER NAV ════════════════════════════ */
.nav-bar-mobile{display:none;}
.hamburger-btn{width:38px;height:38px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;cursor:pointer;flex-shrink:0;}
.hamburger-line{width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s,opacity .2s;}
.mobile-nav-current{display:flex;align-items:center;gap:7px;font-size:.82rem;font-weight:700;color:var(--text);}
.mobile-nav-current .ico{font-size:.95rem;}

.mobile-menu-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(3px);z-index:500;}
.mobile-menu-backdrop.open{display:block;}
.mobile-menu-sheet{position:absolute;top:0;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);border-radius:0 0 16px 16px;padding:10px 14px 16px;box-shadow:0 12px 32px rgba(0,0,0,.4);animation:menuSlide .2s ease forwards;}
@keyframes menuSlide{from{opacity:0;transform:translateY(-12px);}to{opacity:1;transform:translateY(0);}}
.mobile-menu-head{display:flex;align-items:center;justify-content:space-between;padding:8px 6px 12px;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);}
.mobile-menu-close{width:28px;height:28px;border-radius:7px;background:var(--surface2);border:1px solid var(--border);color:var(--muted);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.mobile-menu-item{display:flex;align-items:center;gap:11px;width:100%;padding:13px 14px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--text);font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:.88rem;font-weight:600;text-align:left;cursor:pointer;margin-bottom:4px;transition:background .15s,border-color .15s;}
.mobile-menu-item .ico{font-size:1.05rem;width:22px;text-align:center;flex-shrink:0;}
.mobile-menu-item:hover{background:var(--surface2);}
.mobile-menu-item.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 2px 10px rgba(184,142,47,.24);}

@media(max-width:640px){
  .nav-bar{display:none;}
  .nav-bar-mobile{display:flex;align-items:center;gap:12px;padding:0 14px;height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:var(--hdr-h);z-index:290;}
}

/* ══ PAGE SHELL [left-ad | content | right-ad] ═══════ */
.page-shell{display:grid;grid-template-columns:200px 1fr;gap:0;min-height:calc(100vh - var(--hdr-h) - var(--nav-h));max-width:1680px;margin:0 auto;position:relative;z-index:1;}
.side-ad-vertical{padding:20px 12px;display:flex;flex-direction:column;align-items:center;}
.side-ad{padding:18px 10px;display:flex;flex-direction:column;gap:14px;align-items:center;}
.ad-slot{width:160px;background:transparent;border:1px dashed var(--ad-bdr);border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;position:sticky;top:calc(var(--hdr-h) + var(--nav-h) + 12px);overflow:hidden;}
.ad-slot.tall{height:600px;}.ad-slot.sq250{height:250px;}
.ad-lbl{font-size:.48rem;letter-spacing:2px;text-transform:uppercase;color:var(--muted);opacity:.3;user-select:none;}
.ad-sz{font-family:'JetBrains Mono',monospace;font-size:.5rem;color:var(--muted);opacity:.22;}

/* ══ MAIN ════════════════════════════════════════════ */
main{padding:28px 24px 80px;min-width:0;}

/* ══ TOOL PANELS ═════════════════════════════════════ */
.tool-panel{display:none;}
.tool-panel.active{display:block;animation:fadeUp .25s ease forwards;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}

/* ══ UPLOAD ZONES ════════════════════════════════════ */
.upload-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px;}
.upload-zone{
  border:2px dashed var(--border);border-radius:12px;
  padding:28px 20px;text-align:center;cursor:pointer;
  transition:border-color .2s,background .2s;
  position:relative;background:var(--surface);
}
.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent);background:rgba(217,165,72,.06);}
.upload-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;z-index:2;}
/* Overlay content must not intercept clicks — the transparent file input above
   should always receive them so the picker opens on the first click anywhere. */
.upload-zone .uz-icon,.upload-zone .uz-label,.upload-zone .uz-hint,.upload-zone .uz-filename{pointer-events:none;}
.uz-icon{font-size:2rem;margin-bottom:8px;opacity:.6;}
.uz-label{font-size:.78rem;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin-bottom:4px;}
.uz-hint{font-size:.72rem;color:var(--muted);opacity:.7;}
.uz-filename{font-size:.78rem;color:var(--accent);font-family:'JetBrains Mono',monospace;margin-top:6px;word-break:break-all;}

/* ══ CONTROLS ════════════════════════════════════════ */
.controls{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap;}
.btn-primary{padding:10px 28px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;border-radius:50px;color:#fff;font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-weight:700;font-size:.85rem;cursor:pointer;transition:opacity .2s,transform .15s;box-shadow:0 3px 14px rgba(184,142,47,.24);}
.btn-primary:hover{opacity:.9;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;}
.btn-ghost{padding:10px 18px;background:transparent;border:1px solid var(--border);border-radius:50px;color:var(--muted);font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-weight:600;font-size:.83rem;cursor:pointer;transition:border-color .2s,color .2s;}
.btn-ghost:hover{border-color:var(--del-line);color:var(--del-text);}
.kbd-hint{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:.64rem;color:var(--muted);background:var(--surface2);border:1px solid var(--border);padding:4px 10px;border-radius:6px;}

/* ══ PROGRESS / STATUS ═══════════════════════════════ */
.progress-bar{height:3px;background:var(--border);border-radius:2px;overflow:hidden;margin-bottom:14px;display:none;}
.progress-bar.show{display:block;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:2px;animation:prog 1.8s ease infinite;}
@keyframes prog{0%{width:0;margin-left:0;}50%{width:60%;margin-left:20%;}100%{width:0;margin-left:100%};}

/* ══ TEXT DIFF STYLES ════════════════════════════════ */
.input-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px;}
.box-wrap{display:flex;flex-direction:column;gap:7px;}
.box-label{font-size:.7rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);}
textarea{width:100%;height:340px;background:var(--surface);border:1px solid var(--border);border-radius:10px;color:var(--text);font-family:'JetBrains Mono',monospace;font-size:.81rem;line-height:1.7;padding:14px;resize:vertical;outline:none;transition:border-color .2s,box-shadow .2s;scrollbar-width:auto;scrollbar-color:var(--muted) var(--surface2);}
textarea::-webkit-scrollbar{width:14px;height:14px;}
textarea::-webkit-scrollbar-track{background:var(--surface2);border-radius:7px;}
textarea::-webkit-scrollbar-thumb{background:var(--muted);border-radius:7px;border:3px solid var(--surface2);}
textarea::-webkit-scrollbar-thumb:hover{background:var(--accent);}
textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(217,165,72,.12);}
textarea::placeholder{color:var(--muted);}
.legend{display:flex;gap:14px;margin-bottom:12px;font-size:.7rem;font-family:'JetBrains Mono',monospace;flex-wrap:wrap;}
.leg{display:flex;align-items:center;gap:6px;}
.chip{padding:2px 8px;border-radius:4px;font-size:.65rem;font-weight:600;}
.chip-a{background:var(--add-hl);color:var(--add-text);border:1px solid var(--add-line);}
.chip-d{background:var(--del-hl);color:var(--del-text);border:1px solid var(--del-line);}
.chip-c{background:rgba(217,165,72,.12);color:#e6c17a;border:1px solid rgba(217,165,72,.3);}
.chip-e{background:var(--surface2);color:var(--eq-text);border:1px solid var(--border);}
.sum-bar{display:none;gap:18px;padding:11px 16px;background:var(--surface2);border:1px solid var(--border);border-radius:10px;margin-bottom:13px;font-family:'JetBrains Mono',monospace;font-size:.73rem;flex-wrap:wrap;}
.sum-item{display:flex;align-items:center;gap:6px;}
.sum-val{font-weight:700;font-size:.93rem;}
.sv-a{color:var(--add-text);}.sv-d{color:var(--del-text);}.sv-e{color:var(--accent);}
.ident-banner{display:none;text-align:center;padding:22px;background:var(--surface2);border:1px solid var(--border);border-radius:10px;color:var(--add-text);font-size:.9rem;font-weight:600;margin-bottom:13px;}

/* ══ DIFF PANES ══════════════════════════════════════ */
.diff-sec{display:none;}
.diff-sec.show{display:block;}
.diff-hdr{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:6px;}
.diff-col-lbl{font-size:.65rem;font-weight:600;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);padding:0 3px;display:flex;align-items:center;justify-content:space-between;}
.chg-cnt{font-family:'JetBrains Mono',monospace;background:var(--surface2);padding:2px 7px;border-radius:4px;font-size:.61rem;color:var(--accent);}
.diff-panes{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.diff-pane{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden;font-family:'JetBrains Mono',monospace;font-size:.9rem;line-height:1.82;max-height:640px;overflow-y:auto;scrollbar-width:auto;scrollbar-color:var(--muted) var(--surface2);}
.diff-pane::-webkit-scrollbar{width:14px;height:14px;}
.diff-pane::-webkit-scrollbar-track{background:var(--surface2);border-radius:7px;}
.diff-pane::-webkit-scrollbar-thumb{background:var(--muted);border-radius:7px;border:3px solid var(--surface2);}
.diff-pane::-webkit-scrollbar-thumb:hover{background:var(--accent);}
.dl{display:flex;align-items:stretch;min-height:26px;border-bottom:1px solid rgba(42,45,58,.4);}
.ln{min-width:42px;text-align:right;padding:3px 7px;font-size:.65rem;color:var(--muted);user-select:none;border-right:1px solid var(--border);flex-shrink:0;}
.mk{width:19px;text-align:center;padding:3px 2px;font-weight:700;font-size:.76rem;flex-shrink:0;}
.ct{flex:1;padding:3px 10px;white-space:pre-wrap;word-break:break-all;}
.dl-add{background:var(--add-bg);}.dl-add .ln{background:var(--add-bg);border-right-color:var(--add-hl);}.dl-add .mk{color:var(--add-line);}.dl-add .ct{color:var(--add-text);}
.dl-del{background:var(--del-bg);}.dl-del .ln{background:var(--del-bg);border-right-color:var(--del-hl);}.dl-del .mk{color:var(--del-line);}.dl-del .ct{color:var(--del-text);}
.dl-chg{background:rgba(255,255,255,.016);}.dl-chg .mk{color:rgba(217,165,72,.6);}.dl-chg .ct{color:var(--diff-text);}
.dl-eq .mk{color:var(--muted);opacity:.28;}.dl-eq .ct{color:var(--diff-text);}
.dl-mt{background:rgba(0,0,0,.18);}.dl-mt .ct,.dl-mt .mk{color:transparent;}
.char-d{background:rgba(239,68,68,.22);color:#fca5a5;border-radius:3px;padding:0 2px;font-weight:600;}
.char-a{background:rgba(34,197,94,.2);color:#86efac;border-radius:3px;padding:0 2px;font-weight:600;}

/* ══ DIFF NAVIGATION ═════════════════════════════════ */
.diff-nav{display:flex;align-items:center;gap:8px;margin-bottom:10px;}
.diff-nav-btn{width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--fg);font-size:1rem;cursor:pointer;transition:background .15s,border-color .15s,color .15s;line-height:1;padding:0;flex-shrink:0;}
.diff-nav-btn:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.diff-nav-btn:active{transform:scale(.92);}
.diff-nav-btn:disabled{opacity:.3;cursor:not-allowed;pointer-events:none;}
.diff-nav-counter{font-family:'JetBrains Mono',monospace;font-size:.7rem;font-weight:700;color:var(--accent);background:rgba(184,142,47,.12);border:1px solid rgba(184,142,47,.25);padding:3px 10px;border-radius:20px;min-width:52px;text-align:center;}
.diff-nav-hint{font-size:.67rem;color:var(--muted);letter-spacing:.04em;}
.dl.diff-nav-active{outline:2px solid var(--accent);outline-offset:-2px;border-radius:2px;}

/* ══ AI PANEL ════════════════════════════════════════ */
.ai-panel{display:none;background:var(--ai-bg);border:1px solid var(--ai-bdr);border-radius:12px;margin-bottom:16px;overflow:hidden;}
.ai-panel.show{display:block;animation:fadeUp .3s ease forwards;}
.ai-head{display:flex;align-items:center;gap:9px;padding:11px 17px;border-bottom:1px solid var(--ai-bdr);background:rgba(184,142,47,.05);}
.ai-badge{display:flex;align-items:center;gap:5px;font-size:.65rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--ai-acc);background:rgba(184,142,47,.1);border:1px solid rgba(184,142,47,.25);padding:3px 9px;border-radius:20px;}
.ai-badge .pulse{width:6px;height:6px;background:var(--ai-acc);border-radius:50%;animation:pulse 1.4s ease infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.7);}}
.ai-title{font-size:.83rem;font-weight:700;}
.ai-notice{display:none;margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:.62rem;color:var(--muted);background:var(--surface2);border:1px solid var(--border);padding:3px 9px;border-radius:20px;}
.ai-body{padding:14px 17px;}
.skeleton{display:flex;flex-direction:column;gap:9px;}
.skel{height:12px;border-radius:4px;background:linear-gradient(90deg,var(--surface2) 25%,var(--border) 50%,var(--surface2) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;}
@keyframes shimmer{0%{background-position:200% 0;}100%{background-position:-200% 0;}}
.ai-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:11px;}
.ai-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:13px 15px;}
.ai-card-ico{font-size:1.15rem;margin-bottom:6px;}
.ai-card-lbl{font-size:.59rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:5px;}
.ai-card-txt{font-size:.8rem;line-height:1.58;color:var(--text);}
.ai-card-txt .hl{color:var(--ai-acc);font-weight:600;}
.ai-card-txt .ok{color:var(--add-text);font-weight:600;}
.sp-lbl{display:block;font-size:.62rem;color:var(--muted);font-family:'JetBrains Mono',monospace;margin:4px 0 3px;}
.sp-chip{display:inline-block;background:var(--del-bg);border:1px solid var(--del-hl);color:var(--del-text);font-family:'JetBrains Mono',monospace;font-size:.68rem;padding:1px 7px;border-radius:4px;margin:2px 3px 2px 0;}
.ai-err{color:var(--del-text);font-size:.79rem;padding:10px 13px;background:var(--del-bg);border-radius:8px;border:1px solid var(--del-hl);}
.code-skip{display:flex;align-items:flex-start;gap:11px;padding:13px;background:var(--surface);border:1px solid var(--border);border-radius:10px;font-size:.8rem;color:var(--muted);line-height:1.55;}
.code-skip .ico{font-size:1.4rem;flex-shrink:0;}

/* ══ IMAGE COMPARE ═══════════════════════════════════ */
.img-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px;}
.img-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden;}
.img-card-hdr{padding:9px 13px;border-bottom:1px solid var(--border);font-size:.65rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);}
.img-card img{width:100%;display:block;object-fit:contain;max-height:340px;background:#0a0a0f;}
.img-stats{display:flex;flex-wrap:wrap;gap:10px;padding:13px;background:var(--surface2);border:1px solid var(--border);border-radius:10px;}
.img-stat{display:flex;flex-direction:column;gap:2px;}
.img-stat-lbl{font-size:.58rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);}
.img-stat-val{font-size:.95rem;font-weight:700;font-family:'JetBrains Mono',monospace;}

/* ══ EXCEL COMPARE ═══════════════════════════════════ */
.sheet-tabs{display:flex;gap:6px;margin-bottom:13px;flex-wrap:wrap;}
.sheet-tab{padding:6px 14px;border:1px solid var(--border);border-radius:6px;background:var(--surface2);color:var(--muted);font-size:.75rem;font-weight:600;cursor:pointer;transition:all .18s;}
.sheet-tab.active,.sheet-tab:hover{background:var(--accent);color:#fff;border-color:var(--accent);}
.sheet-tab.has-diff{border-color:var(--del-line);color:var(--del-text);}
.sheet-tab.active.has-diff,.sheet-tab.has-diff:hover{background:var(--del-line);}
.xls-wrap{overflow-x:auto;}
.xls-table{border-collapse:collapse;font-family:'JetBrains Mono',monospace;font-size:.72rem;min-width:100%;}
.xls-table th,.xls-table td{padding:5px 10px;border:1px solid var(--border);white-space:nowrap;max-width:200px;overflow:hidden;text-overflow:ellipsis;}
.xls-table th{background:var(--surface2);color:var(--muted);font-weight:600;font-size:.62rem;letter-spacing:1px;}
.xls-table td{background:var(--surface);}
.xls-table td.cell-changed-del{background:var(--del-bg);color:var(--del-text);}
.xls-table td.cell-changed-add{background:var(--add-bg);color:var(--add-text);}
.xls-table td.cell-added-row{background:var(--add-bg);color:var(--add-text);}
.xls-table td.cell-deleted-row{background:var(--del-bg);color:var(--del-text);}
.xls-legend{display:flex;gap:14px;margin-bottom:10px;font-size:.69rem;flex-wrap:wrap;}

/* ══ ZIP FOLDER COMPARE ══════════════════════════════ */
.zip-summary{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;}
.zip-badge{padding:5px 13px;border-radius:6px;font-size:.73rem;font-weight:700;cursor:default;}
.zb-mod{background:rgba(217,165,72,.12);color:#e6c17a;border:1px solid rgba(217,165,72,.3);}
.zb-add{background:var(--add-hl);color:var(--add-text);border:1px solid var(--add-line);}
.zb-del{background:var(--del-hl);color:var(--del-text);border:1px solid var(--del-line);}
.zb-eq{background:var(--surface2);color:var(--eq-text);border:1px solid var(--border);}
.zb-bin{background:rgba(251,191,36,.1);color:#fbbf24;border:1px solid rgba(251,191,36,.3);}
.zip-filter{display:flex;gap:6px;margin-bottom:11px;flex-wrap:wrap;}
.zf-btn{padding:4px 12px;border:1px solid var(--border);border-radius:5px;background:var(--surface2);color:var(--muted);font-size:.7rem;font-weight:600;cursor:pointer;transition:all .15s;}
.zf-btn.active,.zf-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent);}
.file-tree{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden;}
.file-row{display:flex;align-items:center;gap:10px;padding:9px 14px;border-bottom:1px solid rgba(42,45,58,.4);cursor:pointer;transition:background .15s;}
.file-row:last-child{border-bottom:none;}
.file-row:hover{background:var(--surface2);}
.file-row.clickable:hover{background:rgba(217,165,72,.08);}
.file-icon{font-size:.95rem;flex-shrink:0;}
.file-path{flex:1;font-family:'JetBrains Mono',monospace;font-size:.75rem;color:var(--text);}
.file-badge{font-size:.62rem;font-weight:700;padding:2px 8px;border-radius:4px;flex-shrink:0;}
.fb-mod{background:rgba(217,165,72,.15);color:#e6c17a;}
.fb-add{background:var(--add-hl);color:var(--add-text);}
.fb-del{background:var(--del-hl);color:var(--del-text);}
.fb-eq{background:var(--surface2);color:var(--eq-text);}
.fb-bin{background:rgba(251,191,36,.12);color:#fbbf24;}
.file-diff-panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;margin-top:14px;overflow:hidden;display:none;}
.file-diff-panel.show{display:block;animation:fadeUp .25s ease forwards;}
.file-diff-hdr{display:flex;align-items:center;justify-content:space-between;padding:10px 15px;border-bottom:1px solid var(--border);background:var(--surface2);}
.file-diff-hdr h4{font-size:.78rem;font-family:'JetBrains Mono',monospace;color:var(--accent);}
.file-diff-close{background:none;border:none;color:var(--muted);cursor:pointer;font-size:1.1rem;padding:2px 6px;}

/* ══ RESULT BOX ══════════════════════════════════════ */
.result-area{display:none;}
.result-area.show{display:block;animation:fadeUp .25s ease forwards;}
.err-box{padding:14px 17px;background:var(--del-bg);border:1px solid var(--del-hl);border-radius:10px;color:var(--del-text);font-size:.84rem;margin-bottom:14px;}

/* ══ FOOTER ══════════════════════════════════════════ */
/* ══ FOOTER — 4-column layout ══════════════════════════ */
footer{border-top:1px solid var(--border);background:rgba(12,13,18,.98);padding:48px 48px 0;position:relative;z-index:10;}
.footer-main{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1fr 1fr 1fr;gap:22px;padding-bottom:40px;border-bottom:1px solid var(--border);}
.footer-brand-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.footer-logo-img{width:48px;height:48px;object-fit:contain;filter:drop-shadow(0 2px 6px rgba(217,165,72,.35));}
.footer-logo-name{font-size:1.4rem;font-weight:800;letter-spacing:-.3px;color:#e8eaf2;}
.footer-accent{color:var(--accent);}
.footer-brand-desc{font-size:.78rem;color:var(--muted);line-height:1.65;margin:0 0 18px;max-width:240px;}
.footer-social{display:flex;gap:8px;}
.fsoc-btn{width:32px;height:32px;border-radius:8px;background:var(--surface2);border:1px solid var(--border);color:var(--muted);font-size:.85rem;font-weight:700;display:flex;align-items:center;justify-content:center;text-decoration:none;transition:border-color .2s,color .2s,background .2s;}
.fsoc-btn:hover{border-color:var(--accent);color:var(--accent);background:rgba(184,142,47,.1);}
.footer-col{display:flex;flex-direction:column;gap:0;}
.footer-col-title{font-size:.65rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--border);}
.footer-col a{color:#9095b0;text-decoration:none;font-size:.8rem;padding:4px 0;transition:color .2s;cursor:pointer;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:16px 0;font-size:.7rem;color:var(--muted);flex-wrap:wrap;gap:8px;}
.footer-bottom a{color:var(--accent);text-decoration:none;}
.footer-bottom a:hover{text-decoration:underline;}
/* legacy single-line links (kept for fallback) */
.footer-links{display:none;}
.footer-logo-row{display:none;}
.footer-tagline{display:none;}
.footer-copy{display:none;}
.footer-sep{display:none;}
@media(max-width:1200px){
  .footer-main{grid-template-columns:1fr 1fr 1fr 1fr;gap:22px;}
  .footer-brand{grid-column:1/-1;}
}
@media(max-width:860px){
  footer{padding:36px 20px 0;}
  .footer-main{grid-template-columns:1fr 1fr 1fr;gap:24px;}
  .footer-brand{grid-column:1/-1;}
}
@media(max-width:560px){
  .footer-main{grid-template-columns:1fr 1fr;gap:22px;}
}
@media(max-width:400px){
  .footer-main{grid-template-columns:1fr;}
  .footer-brand{grid-column:auto;}
  .footer-bottom{flex-direction:column;text-align:center;}
}

/* ══ MODAL ═══════════════════════════════════════════ */
.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(7px);z-index:1000;align-items:center;justify-content:center;padding:18px;}
.modal-backdrop.open{display:flex;}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px;width:100%;max-width:660px;max-height:88vh;display:flex;flex-direction:column;animation:modalIn .2s ease forwards;box-shadow:0 24px 80px rgba(0,0,0,.65);}
@keyframes modalIn{from{opacity:0;transform:scale(.95) translateY(12px);}to{opacity:1;transform:scale(1) translateY(0);}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:17px 20px 13px;border-bottom:1px solid var(--border);}
.modal-head h2{font-size:1rem;font-weight:800;}
.modal-close{width:28px;height:28px;border-radius:7px;background:var(--surface2);border:1px solid var(--border);color:var(--muted);font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.modal-close:hover{background:var(--del-bg);color:var(--del-text);}
.modal-body{padding:20px;overflow-y:auto;font-size:.86rem;line-height:1.74;color:var(--text);}
.modal-body::-webkit-scrollbar{width:5px;}
.modal-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px;}
.modal-body h3{font-size:.9rem;font-weight:700;color:var(--accent);margin:16px 0 6px;}
.modal-body h3:first-child{margin-top:0;}
.modal-body p{color:#adb1cc;margin-bottom:9px;}
.modal-body ul{padding-left:16px;color:#adb1cc;margin-bottom:9px;}
.modal-body li{margin-bottom:3px;}
.modal-body a{color:var(--accent);}
.modal-body strong{color:var(--text);}
.fb-field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px;}
.fb-label{font-size:.67rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);}
.fb-input,.fb-select,.fb-textarea{width:100%;background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:.83rem;padding:9px 13px;outline:none;transition:border-color .2s;}
.fb-input:focus,.fb-textarea:focus{border-color:var(--accent);}
.fb-textarea{height:100px;resize:vertical;font-family:'JetBrains Mono',monospace;font-size:.78rem;}
.fb-submit{padding:9px 26px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;border-radius:50px;color:#fff;font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-weight:700;font-size:.83rem;cursor:pointer;}
.fb-submit:hover{opacity:.88;}
.fb-success{text-align:center;padding:28px;color:var(--add-text);font-size:.88rem;font-weight:600;}

/* ══ MOBILE HAMBURGER NAV ════════════════════════════ */
.nav-bar-mobile{display:none;}
.hamburger-btn{width:38px;height:38px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;cursor:pointer;flex-shrink:0;}
.hamburger-line{width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s,opacity .2s;}
.mobile-nav-current{display:flex;align-items:center;gap:7px;font-size:.82rem;font-weight:700;color:var(--text);}
.mobile-nav-current .ico{font-size:.95rem;}

.mobile-menu-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(3px);z-index:500;}
.mobile-menu-backdrop.open{display:block;}
.mobile-menu-sheet{position:absolute;top:0;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);border-radius:0 0 16px 16px;padding:10px 14px 16px;box-shadow:0 12px 32px rgba(0,0,0,.4);animation:menuSlide .2s ease forwards;}
@keyframes menuSlide{from{opacity:0;transform:translateY(-12px);}to{opacity:1;transform:translateY(0);}}
.mobile-menu-head{display:flex;align-items:center;justify-content:space-between;padding:8px 6px 12px;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);}
.mobile-menu-close{width:28px;height:28px;border-radius:7px;background:var(--surface2);border:1px solid var(--border);color:var(--muted);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.mobile-menu-item{display:flex;align-items:center;gap:11px;width:100%;padding:13px 14px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--text);font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:.88rem;font-weight:600;text-align:left;cursor:pointer;margin-bottom:4px;transition:background .15s,border-color .15s;}
.mobile-menu-item .ico{font-size:1.05rem;width:22px;text-align:center;flex-shrink:0;}
.mobile-menu-item:hover{background:var(--surface2);}
.mobile-menu-item.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 2px 10px rgba(184,142,47,.24);}

@media(max-width:640px){
  .nav-bar{display:none;}
  .nav-bar-mobile{display:flex;align-items:center;gap:12px;padding:0 14px;height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:var(--hdr-h);z-index:290;}
}

/* ══ RESPONSIVE ══════════════════════════════════════ */
@media(max-width:1100px){.page-shell{grid-template-columns:1fr;}.side-ad-vertical{display:none;}}

/* ── Tablet (≤820px) ─────────────────────────────────────────── */
@media(max-width:820px){
  .upload-row,.input-row,.diff-panes,.diff-hdr,.img-grid{grid-template-columns:1fr;}
  .hdr-right,.kbd-hint{display:none;} main{padding:14px 12px 55px;}
  .ai-cards{grid-template-columns:1fr;} .img-grid{grid-template-columns:1fr;}
  .hdr-ad{display:none;}
}

/* ── Mobile (≤640px) — header, nav, controls ─────────────────── */
@media(max-width:640px){
  :root{--hdr-h:32px;--nav-h:48px;}

  /* Header */
  header{flex-wrap:nowrap;}
  .hdr-logo{padding:0 10px;gap:7px;}
  .hdr-logo-img{width:120px;height:90px;}
  .hdr-logo-text{font-size:.88rem;}
  .theme-toggle{width:24px;height:24px;margin:0 6px;margin-left:auto;font-size:.75rem;}

  /* Top nav — horizontal scroll, smaller chips */
  .nav-bar{padding:0 8px;gap:3px;}
  .nav-btn{padding:6px 11px;font-size:.73rem;gap:5px;}
  .nav-btn .ico{font-size:.85rem;}

  /* Tool controls row wraps and buttons go full width */
  .controls{gap:8px;}
  .btn-primary,.btn-ghost{padding:10px 16px;font-size:.8rem;flex:1 1 auto;text-align:center;}
  .kbd-hint{display:none;}

  /* Text areas */
  textarea{height:220px;font-size:.78rem;padding:11px;}
  .legend{gap:8px;font-size:.65rem;}
  .sum-bar{gap:10px;padding:9px 12px;font-size:.68rem;}

  /* Diff nav row */
  .diff-nav{flex-wrap:wrap;gap:6px;}
  .diff-nav-hint{display:none;}

  /* Diff panes — smaller mono font, tighter padding */
  .diff-pane{font-size:.82rem;line-height:1.65;max-height:50vh;}
  .ln{min-width:30px;font-size:.58rem;padding:3px 4px;}
  .mk{width:15px;font-size:.68rem;}
  .ct{padding:3px 6px;}
  .diff-col-lbl{font-size:.58rem;flex-wrap:wrap;gap:4px;}

  /* Upload zones */
  .upload-zone{padding:20px 12px;}
  .uz-icon{font-size:1.6rem;}
  .uz-label{font-size:.7rem;}
  .uz-hint{font-size:.66rem;}

  /* Image compare */
  .img-card img{max-height:220px;}
  .img-stats{gap:8px;padding:11px;}
  .img-detail-table{grid-template-columns:96px 1fr 1fr;font-size:.7rem;}
  .img-detail-hdr,.img-detail-lbl,.img-detail-val{padding:7px 8px;}

  /* Excel compare — allow horizontal scroll, shrink cells */
  .sheet-tabs{gap:4px;}
  .sheet-tab{padding:5px 10px;font-size:.68rem;}
  .xls-table th,.xls-table td{padding:4px 7px;font-size:.66rem;max-width:120px;}

  /* ZIP/folder compare */
  .zip-summary{gap:6px;}
  .zip-badge{padding:4px 10px;font-size:.68rem;}
  .zip-filter{gap:4px;}
  .zf-btn{padding:4px 9px;font-size:.65rem;}
  .file-row{padding:8px 10px;gap:7px;}
  .file-path{font-size:.68rem;word-break:break-all;}
  .file-diff-hdr{padding:9px 11px;flex-wrap:wrap;gap:6px;}

  /* AI panel */
  .ai-head{padding:10px 13px;flex-wrap:wrap;gap:8px;}
  .ai-notice{margin-left:0;}
  .ai-body{padding:12px;}
  .ai-card{padding:11px 12px;}

  /* Modal */
  .modal{max-width:100%;max-height:92vh;border-radius:14px;}
  .modal-head{padding:14px 16px 11px;}
  .modal-head h2{font-size:.88rem;}
  .modal-body{padding:16px;font-size:.82rem;}
  .cf-row{grid-template-columns:1fr;}

  /* Footer */
  footer{padding:28px 16px 0;}
  .footer-main{gap:24px;padding-bottom:28px;}
  .footer-brand-desc{max-width:none;}
  .footer-ad-slot{padding:14px 14px 0;}
}

/* ── Small phones (≤400px) ───────────────────────────────────── */
@media(max-width:400px){
  .hdr-logo-text{display:none;}
  .nav-btn{padding:6px 9px;font-size:.69rem;}
  .nav-btn span:not(.ico){display:none;}
  textarea{height:180px;}
  .diff-pane{max-height:42vh;}
  .controls{flex-direction:column;align-items:stretch;}
  .btn-primary,.btn-ghost{width:100%;}
}

/* ── Override: button header font → Arial ─────────────────── */
.nav-btn,
.btn-primary,
.btn-ghost,
.modal-close,
.fb-submit,
.zf-btn,
.sheet-tab {
  font-family: 'Jost', Arial, 'Helvetica Neue', Helvetica, sans-serif;
}

/* ── Contact modal — wider two-column layout ─────────────────── */
.modal-contact { max-width:860px; }
.contact-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
}
.contact-left {
  padding:24px;
  background:var(--surface2);
  border-right:1px solid var(--border);
  border-radius:0 0 0 14px;
}
.contact-right {
  padding:24px;
  background:var(--surface);
  border-radius:0 0 14px 0;
}
.contact-info-title {
  font-size:1.05rem;
  font-weight:700;
  color:var(--text);
  margin-bottom:20px;
  letter-spacing:-.2px;
}
.contact-info-item {
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:18px;
}
.ci-icon {
  width:38px;height:38px;
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;
  flex-shrink:0;
}
.ci-icon.addr  { background:linear-gradient(135deg,#e74c3c,#c0392b); }
.ci-icon.phone { background:linear-gradient(135deg,#e74c3c,#922b21); }
.ci-icon.email { background:linear-gradient(135deg,#1abc9c,#148f77); }
.ci-icon.insta { background:linear-gradient(135deg,#f58529,#dd2a7b,#8134af,#515bd4); }
.ci-label {
  font-size:.58rem;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;color:var(--muted);margin-bottom:3px;
}
.ci-value { font-size:.88rem;color:var(--text);line-height:1.4; }
.ci-value a { color:var(--text);text-decoration:none; }
.ci-value a:hover { color:var(--accent); }
.biz-hours {
  margin-top:22px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:10px;
  padding:14px 16px;
}
.biz-hours-title {
  font-size:.78rem;font-weight:700;color:var(--text);
  margin-bottom:10px;letter-spacing:-.1px;
}
.biz-row {
  display:flex;justify-content:space-between;
  font-size:.78rem;color:var(--muted);
  padding:3px 0;border-bottom:1px solid rgba(255,255,255,.05);
}
.biz-row:last-child { border-bottom:none; }
.biz-row .biz-time { color:var(--text);font-weight:600; }
.contact-form-title {
  font-size:1.05rem;font-weight:700;color:var(--text);
  margin-bottom:18px;letter-spacing:-.2px;
}
.cf-row { display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px; }
.cf-field { display:flex;flex-direction:column;gap:5px;margin-bottom:12px; }
.cf-label {
  font-size:.58rem;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;color:var(--muted);
}
.cf-input,.cf-textarea {
  width:100%;
  background:var(--surface2);
  border:1px solid var(--border);
  border-radius:8px;
  color:var(--text);
  font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;
  font-size:.84rem;
  padding:10px 13px;
  outline:none;
  transition:border-color .2s,box-shadow .2s;
}
.cf-input:focus,.cf-textarea:focus {
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(217,165,72,.1);
}
.cf-input::placeholder,.cf-textarea::placeholder { color:var(--muted);opacity:.7; }
.cf-textarea { height:110px;resize:vertical;line-height:1.55; }
.cf-submit {
  width:100%;padding:12px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border:none;border-radius:8px;color:#fff;
  font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;
  font-weight:700;font-size:.88rem;letter-spacing:.3px;
  cursor:pointer;transition:opacity .2s,transform .1s;
  box-shadow:0 4px 16px rgba(184,142,47,.35);
}
.cf-submit:hover  { opacity:.9;transform:translateY(-1px); }
.cf-submit:active { transform:translateY(0); }
.cf-success {
  text-align:center;padding:28px 16px;
  color:var(--add-text);font-size:.92rem;font-weight:600;
}
@media(max-width:640px){
  .modal-contact { max-width:100%; }
  .contact-grid  { grid-template-columns:1fr; }
  .contact-left  { border-right:none;border-bottom:1px solid var(--border);border-radius:0; }
  .contact-right { border-radius:0 0 14px 14px; }
  .cf-row        { grid-template-columns:1fr; }
}

/* ── Footer logo ─────────────────────────────────────────────── */
.footer-logo-row {
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-bottom:12px;
}
.footer-logo-img {
  width:48px;height:48px;object-fit:contain;
  filter:drop-shadow(0 2px 6px rgba(217,165,72,.35));
}
.footer-logo-name {
  font-size:1.4rem;font-weight:800;letter-spacing:-.3px;color:#e8eaf2;
}
.footer-tagline {
  font-size:.7rem;color:var(--muted);
  border-left:1px solid var(--border);
  padding-left:10px;margin-left:2px;
}

/* ── Image comparison detail table ───────────────────────────── */
.img-detail-table {
  display: grid;
  grid-template-columns: 140px 1fr 1fr;
  gap: 0;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  font-family: 'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;
  font-size: .82rem;
  margin-bottom: 16px;
}
.img-detail-hdr {
  background: var(--surface);
  color: var(--muted);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
}
.img-detail-hdr:nth-child(2),
.img-detail-hdr:nth-child(3) {
  color: var(--text);
  font-size: .72rem;
  letter-spacing: .5px;
  text-transform: none;
}
.img-detail-lbl {
  color: var(--muted);
  font-size: .75rem;
  padding: 9px 14px;
  border-bottom: 1px solid rgba(42,45,58,.5);
  border-right: 1px solid var(--border);
  font-weight: 600;
  display: flex;
  align-items: center;
}
.img-detail-val {
  padding: 9px 14px;
  border-bottom: 1px solid rgba(42,45,58,.5);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  display: flex;
  align-items: center;
}
.img-detail-table > div:nth-last-child(-n+3) {
  border-bottom: none;
}
/* Only 2 images side by side now */
.img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ══ SEO CONTENT SECTIONS ════════════════════════════════ */
.seo-hero{padding:36px 24px 28px;text-align:center;border-bottom:1px solid var(--border);background:linear-gradient(180deg,rgba(184,142,47,.06) 0%,transparent 100%);}
.seo-hero h1{font-size:1.75rem;font-weight:800;letter-spacing:-.03em;margin:0 0 10px;line-height:1.2;}
.seo-hero h1 .accent{color:var(--accent);}
.seo-hero .seo-sub{font-size:.92rem;color:var(--muted);max-width:600px;margin:0 auto 18px;line-height:1.6;}
.seo-badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:4px;}
.seo-badge{font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 12px;border-radius:20px;border:1px solid var(--border);color:var(--muted);background:var(--surface1);}
.seo-badge.green{color:#4ade80;border-color:rgba(74,222,128,.3);background:rgba(74,222,128,.07);}
.seo-badge.blue{color:#c2703d;border-color:rgba(194,112,61,.3);background:rgba(194,112,61,.08);}
.seo-badge.purple{color:var(--accent);border-color:rgba(184,142,47,.3);background:rgba(184,142,47,.08);}

.seo-features{padding:40px 24px;max-width:1100px;margin:0 auto;}
.seo-features h2{font-size:1.2rem;font-weight:700;text-align:center;margin:0 0 24px;letter-spacing:-.02em;}
.seo-features h2 span{color:var(--accent);}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;}
.feat-card{background:var(--surface1);border:1px solid var(--border);border-radius:12px;padding:18px 16px;transition:border-color .2s;}
.feat-card:hover{border-color:var(--accent);}
.feat-icon{font-size:1.5rem;margin-bottom:9px;}
.feat-card h3{font-size:.82rem;font-weight:700;margin:0 0 6px;color:var(--fg);}
.feat-card p{font-size:.75rem;color:var(--muted);margin:0;line-height:1.55;}

.seo-how{padding:0 24px 40px;max-width:860px;margin:0 auto;}
.seo-how h2{font-size:1.1rem;font-weight:700;text-align:center;margin:0 0 20px;letter-spacing:-.02em;}
.how-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;}
.how-step{background:var(--surface1);border:1px solid var(--border);border-radius:10px;padding:16px;display:flex;gap:12px;align-items:flex-start;}
.step-num{width:26px;height:26px;border-radius:50%;background:var(--accent);color:#fff;font-size:.72rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.how-step h3{font-size:.8rem;font-weight:700;margin:0 0 4px;}
.how-step p{font-size:.73rem;color:var(--muted);margin:0;line-height:1.5;}

.seo-faq{padding:0 24px 48px;max-width:760px;margin:0 auto;}
.seo-faq h2{font-size:1.1rem;font-weight:700;text-align:center;margin:0 0 20px;letter-spacing:-.02em;}
.faq-item{border:1px solid var(--border);border-radius:10px;margin-bottom:10px;overflow:hidden;}
.faq-q{width:100%;background:var(--surface1);border:none;color:var(--fg);font-size:.85rem;font-weight:600;text-align:left;padding:14px 16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px;}
.faq-q:hover{background:var(--surface2);}
.faq-q .faq-arrow{color:var(--accent);font-size:.75rem;transition:transform .2s;flex-shrink:0;}
.faq-q.open .faq-arrow{transform:rotate(180deg);}
.faq-a{display:none;padding:0 16px 14px;font-size:.8rem;color:var(--muted);line-height:1.7;}
.faq-a.open{display:block;}

@media(max-width:680px){
  .seo-hero h1{font-size:1.3rem;}
  .feat-grid{grid-template-columns:1fr 1fr;}
  .how-steps{grid-template-columns:1fr;}
}

/* ══ THEME TOGGLE ════════════════════════════════════ */
.theme-toggle{display:flex;align-items:center;justify-content:center;width:26px;height:26px;
  margin:0 8px;margin-left:auto;border-radius:7px;border:1px solid var(--border);background:var(--surface2);
  color:var(--muted);cursor:pointer;flex-shrink:0;transition:border-color .2s,color .2s,background .2s;
  font-size:1rem;}
.theme-toggle:hover{border-color:var(--accent);color:var(--accent);}
.theme-toggle .icon-sun{display:inline;}
.theme-toggle .icon-moon{display:none;}
:root[data-theme="dark"] .theme-toggle .icon-sun{display:none;}
:root[data-theme="dark"] .theme-toggle .icon-moon{display:inline;}

/* ══ SIDE AD — vertical skyscraper slot, sticky under the header.
   Styled to match .hdr-ad: transparent, dashed border, no visible label. ══ */
.side-ad-vertical{background:var(--bg);}
.side-ad-vertical .ad-slot-wrap{
  position:sticky; top:calc(var(--hdr-h) + var(--nav-h) + 16px);
  display:flex; align-items:center; justify-content:center;
  background:transparent; border:1px dashed var(--ad-bdr); border-radius:8px;
  padding:8px; min-height:600px;
}
.side-ad-vertical ins.adsbygoogle{
  background:transparent; border:none; border-radius:6px;
  min-height:600px; min-width:160px;
}

/* ══ FOOTER HORIZONTAL AD ═════════════════════════════ */
.footer-ad-slot{max-width:1400px;margin:0 auto 0;padding:20px 24px 0;display:flex;
  align-items:center;justify-content:center;}
.footer-ad-inner{width:100%;max-width:970px;min-height:90px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;border:1px dashed var(--ad-bdr);
  border-radius:10px;background:var(--ad-bg);overflow:hidden;}
@media(max-width:600px){
  .footer-ad-inner{min-height:60px;}
}

/* ══ NEW TOOLS — CODE / SCHEMA / API / LOG / WEBSITE ════════════════════════ */

/* Code compare options bar */
.code-options{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:14px;
  background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px;}
.code-opt-label{font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);display:block;margin-bottom:4px;}
.code-opt-group{display:flex;flex-direction:column;}
.code-select{background:var(--surface2);border:1px solid var(--border);border-radius:7px;
  color:var(--text);font-size:.8rem;padding:6px 10px;outline:none;cursor:pointer;min-width:160px;}
.code-select:focus{border-color:var(--accent);}
.code-opt-toggle{display:flex;align-items:center;gap:7px;font-size:.8rem;color:var(--muted);
  cursor:pointer;padding:4px 0;}
.code-opt-toggle input[type=checkbox]{accent-color:var(--accent);width:14px;height:14px;cursor:pointer;}
.code-opt-toggle:hover{color:var(--fg);}

/* Schema/log result cards */
.schema-summary{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px;}
.schema-badge{padding:5px 13px;border-radius:20px;font-size:.72rem;font-weight:700;
  border:1px solid transparent;}
.sb-added{background:rgba(74,222,128,.1);color:var(--add-text);border-color:rgba(74,222,128,.3);}
.sb-removed{background:rgba(248,113,113,.1);color:var(--del-text);border-color:rgba(248,113,113,.3);}
.sb-changed{background:rgba(184,142,47,.1);color:var(--accent);border-color:rgba(184,142,47,.3);}
.sb-identical{background:var(--surface2);color:var(--muted);border-color:var(--border);}

.schema-table{width:100%;border-collapse:collapse;font-size:.78rem;margin-bottom:16px;}
.schema-table th{background:var(--surface2);padding:8px 12px;text-align:left;font-size:.62rem;
  font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);
  border-bottom:1px solid var(--border);}
.schema-table td{padding:8px 12px;border-bottom:1px solid rgba(42,45,58,.4);color:var(--text);}
.schema-table tr:hover td{background:var(--surface2);}
.schema-table .st-added  td:first-child{border-left:3px solid var(--add-text);}
.schema-table .st-removed td:first-child{border-left:3px solid var(--del-text);}
.schema-table .st-changed td:first-child{border-left:3px solid var(--accent);}
.schema-table .st-identical td:first-child{border-left:3px solid var(--border);}

.schema-change-row{display:flex;gap:8px;align-items:flex-start;padding:6px 12px;
  font-size:.72rem;border-left:2px solid var(--border);margin:3px 0;color:var(--muted);}
.schema-change-row.added{border-color:var(--add-text);color:var(--add-text);}
.schema-change-row.removed{border-color:var(--del-text);color:var(--del-text);}
.schema-change-row.changed{border-color:var(--accent);color:var(--text);}
.scr-tag{font-size:.58rem;font-weight:700;text-transform:uppercase;padding:1px 6px;
  border-radius:10px;flex-shrink:0;}
.scr-val{font-family:'JetBrains Mono',monospace;font-size:.68rem;word-break:break-all;}
.schema-expand-btn{background:none;border:1px solid var(--border);border-radius:6px;
  color:var(--muted);font-size:.7rem;padding:2px 8px;cursor:pointer;margin-left:8px;}
.schema-expand-btn:hover{border-color:var(--accent);color:var(--accent);}
.schema-changes-list{display:none;padding:6px 0;}
.schema-changes-list.open{display:block;}

/* API compare URL inputs */
.api-url-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
.api-url-group{display:flex;flex-direction:column;gap:6px;}
.api-url-input{width:100%;background:var(--surface2);border:1px solid var(--border);
  border-radius:8px;color:var(--text);font-size:.84rem;padding:10px 13px;outline:none;
  transition:border-color .2s;}
.api-url-input:focus{border-color:var(--accent);}
.api-url-input::placeholder{color:var(--muted);opacity:.7;}

/* API/Website result sections */
.api-section{background:var(--surface);border:1px solid var(--border);border-radius:10px;
  margin-bottom:14px;overflow:hidden;}
.api-section-hdr{background:var(--surface2);padding:10px 14px;font-size:.65rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
  border-bottom:1px solid var(--border);}
.api-section-body{padding:14px;}
.api-meta-row{display:flex;gap:24px;flex-wrap:wrap;font-size:.8rem;color:var(--text);margin-bottom:8px;}
.api-meta-key{color:var(--muted);font-size:.7rem;}
.api-status-ok{color:var(--add-text);}
.api-status-err{color:var(--del-text);}
.hdr-diff-table{width:100%;border-collapse:collapse;font-size:.75rem;}
.hdr-diff-table th{padding:6px 10px;text-align:left;color:var(--muted);font-size:.6rem;
  font-weight:700;text-transform:uppercase;border-bottom:1px solid var(--border);}
.hdr-diff-table td{padding:6px 10px;border-bottom:1px solid rgba(42,45,58,.3);
  font-family:'JetBrains Mono',monospace;font-size:.68rem;word-break:break-all;}

/* Log compare — coloured lines */
.log-diff-pane{font-family:'JetBrains Mono',monospace;font-size:.86rem;line-height:1.7;
  max-height:500px;overflow-y:auto;border:1px solid var(--border);border-radius:8px;
  background:var(--surface);}
.log-line{padding:1px 10px;display:flex;gap:8px;}
.log-line.add{background:var(--add-bg);color:var(--add-text);}
.log-line.del{background:var(--del-bg);color:var(--del-text);}
.log-cls-error{color:var(--del-text);font-weight:700;}
.log-cls-warning{color:#f59e0b;}
.log-summary{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px;}
.log-alert-box{background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.25);
  border-radius:8px;padding:12px 14px;margin-bottom:12px;font-size:.78rem;}
.log-alert-box h4{color:var(--del-text);font-size:.72rem;font-weight:700;margin:0 0 6px;
  text-transform:uppercase;letter-spacing:.06em;}
.log-alert-item{font-family:'JetBrains Mono',monospace;font-size:.68rem;color:var(--text);
  padding:2px 0;border-bottom:1px solid rgba(42,45,58,.3);}

/* Website compare tabs */
.web-tabs{display:flex;gap:6px;margin-bottom:14px;border-bottom:1px solid var(--border);padding-bottom:0;}
.web-tab{padding:8px 14px;font-size:.78rem;font-weight:600;color:var(--muted);
  background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;
  transition:color .2s,border-color .2s;margin-bottom:-1px;}
.web-tab.active{color:var(--accent);border-bottom-color:var(--accent);}
.web-tab:hover{color:var(--fg);}
.web-tab-content{display:none;}
.web-tab-content.active{display:block;}
.seo-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;font-size:.78rem;margin-bottom:12px;}
.seo-grid .seo-hdr{background:var(--surface2);padding:7px 10px;font-size:.6rem;font-weight:700;
  text-transform:uppercase;color:var(--muted);}
.seo-grid .seo-key{padding:6px 10px;color:var(--muted);font-size:.72rem;
  border-bottom:1px solid rgba(42,45,58,.3);}
.seo-grid .seo-val{padding:6px 10px;color:var(--text);font-size:.75rem;
  border-bottom:1px solid rgba(42,45,58,.3);word-break:break-word;}
.seo-changed{background:rgba(184,142,47,.08);}

/* syntax highlight colours for code diff */
.diff-pane .ln-code{background:var(--surface2);}
.hl-kw{color:#c792ea;} .hl-str{color:#c3e88d;} .hl-cmt{color:#546e7a;font-style:italic;}
.hl-num{color:#f78c6c;} .hl-fn{color:#82aaff;}

@media(max-width:640px){
  .code-options{gap:10px;}
  .api-url-row{grid-template-columns:1fr;}
  .seo-grid{grid-template-columns:1fr;}
}

/* ══ IDENTICAL RESULT BANNER (all tools) ════════════════════════════════════ */
.ident-result-banner{
  background:linear-gradient(135deg,rgba(34,197,94,.12),rgba(34,197,94,.04));
  border:1px solid rgba(34,197,94,.35);border-radius:10px;
  padding:14px 18px;margin-bottom:14px;color:var(--add-text);
  font-size:.88rem;font-weight:700;text-align:center;letter-spacing:.01em;
}

/* ══ INPUT MODE TOGGLE (Code / Schema paste-vs-upload) ══════════════════════ */
.input-mode-toggle{display:inline-flex;gap:4px;background:var(--surface2);
  border:1px solid var(--border);border-radius:9px;padding:4px;margin-bottom:14px;}
.imt-btn{background:none;border:none;border-radius:6px;color:var(--muted);
  font-size:.78rem;font-weight:600;padding:7px 16px;cursor:pointer;transition:background .15s,color .15s;}
.imt-btn:hover{color:var(--fg);}
.imt-btn.active{background:var(--accent);color:#fff;}

/* ══ NEW FEATURE CARD BADGE ═════════════════════════════════════════════════ */
.feat-card-new{position:relative;border-color:rgba(184,142,47,.35);}
.feat-new-badge{position:absolute;top:10px;right:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:.56rem;font-weight:800;letter-spacing:.08em;padding:2px 8px;border-radius:20px;
  box-shadow:0 2px 8px rgba(184,142,47,.28);}

/* ══ INPUT MODE TOGGLE (Paste / Upload) — Code & Schema tools ═══════════════ */
.input-mode-toggle{display:inline-flex;background:var(--surface2);border:1px solid var(--border);
  border-radius:8px;padding:3px;gap:3px;margin-bottom:14px;}
.imt-btn{padding:6px 16px;border:none;background:none;color:var(--muted);font-size:.78rem;
  font-weight:600;border-radius:6px;cursor:pointer;transition:background .15s,color .15s;
  font-family:'Jost',Arial,'Helvetica Neue',Helvetica,sans-serif;}
.imt-btn.active{background:var(--accent);color:#fff;}
.imt-btn:not(.active):hover{color:var(--fg);}
.imt-mode{display:none;}
.imt-mode.active{display:block;}

/* ══ EXCEL — Header & Data comparison sections ════════════════════════════ */
.xls-section{margin-bottom:18px;}
.xls-section-title{display:flex;align-items:center;gap:10px;font-size:.82rem;font-weight:700;
  color:var(--text);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border);}
.xls-section-badge{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  padding:2px 9px;border-radius:12px;}
.xls-section-badge.changed{background:rgba(184,142,47,.12);color:var(--accent);}
.xls-section-badge.same{background:rgba(74,222,128,.1);color:var(--add-text);}

/* ══ STATIC PAGES — keep tool nav usable on mobile ════════════════════════════
   Standalone pages (feedback, about, etc.) have no hamburger menu, so instead
   of hiding the nav on mobile we turn it into a horizontal scroller. ────────── */
@media(max-width:640px){
  body.static-page .nav-bar{
    display:flex !important;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    white-space:nowrap;
    gap:4px;
    padding:0 10px;
    scrollbar-width:thin;
  }
  body.static-page .nav-bar::-webkit-scrollbar{height:3px;}
  body.static-page .nav-bar::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px;}
  body.static-page .nav-btn{flex:0 0 auto;font-size:.72rem;padding:7px 11px;}
  body.static-page .nav-divider{flex:0 0 auto;}
}

/* ══ Above-footer navigation buttons (up-to-tools + back) ═══════════════════ */
.footer-nav-buttons{
  display:flex; justify-content:center; gap:14px;
  padding:24px 20px; background:var(--bg);
}
.fnav-btn{
  display:inline-flex; align-items:center; gap:8px;
  background:var(--surface); color:var(--text);
  border:1px solid var(--border); border-radius:10px;
  padding:11px 22px; font-size:.85rem; font-weight:600;
  cursor:pointer; transition:border-color .2s, transform .1s, color .2s, background .2s;
  font-family:inherit;
}
.fnav-btn:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.fnav-btn:active{ transform:translateY(0); }
.fnav-ico{ font-size:1.05rem; line-height:1; }
@media(max-width:480px){
  .footer-nav-buttons{ gap:10px; padding:18px 14px; }
  .fnav-btn{ padding:10px 18px; font-size:.8rem; flex:1; justify-content:center; max-width:160px; }
}

/* ══ MERGE feature ═══════════════════════════════════════════════════════════ */
.merge-btn{margin-left:auto;display:inline-flex;align-items:center;gap:6px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:none;
  border-radius:8px;padding:7px 14px;font-size:.74rem;font-weight:700;cursor:pointer;
  box-shadow:0 2px 8px rgba(184,142,47,.22);transition:opacity .2s,transform .1s;font-family:inherit;}
.merge-btn:hover{opacity:.92;transform:translateY(-1px);}

.merge-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);
  z-index:1000;align-items:center;justify-content:center;padding:24px;}
.merge-overlay.open{display:flex;}
.merge-modal{background:var(--bg);border:1px solid var(--border);border-radius:14px;
  width:100%;max-width:920px;max-height:88vh;display:flex;flex-direction:column;overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,.5);}
.merge-head{display:flex;align-items:center;justify-content:space-between;
  padding:16px 22px;border-bottom:1px solid var(--border);}
.merge-title{font-size:1rem;font-weight:800;color:var(--text);}
.merge-close{background:none;border:none;color:var(--muted);font-size:1.5rem;cursor:pointer;line-height:1;padding:0 4px;}
.merge-close:hover{color:var(--text);}
.merge-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:12px 22px;border-bottom:1px solid var(--border);background:var(--surface);}
.merge-toolbar-lbl{font-size:.76rem;color:var(--muted);}
.merge-bulk{display:flex;gap:6px;}
.merge-bulk-btn{background:var(--surface2);border:1px solid var(--border);color:var(--text);
  border-radius:6px;padding:5px 11px;font-size:.72rem;cursor:pointer;font-family:inherit;transition:border-color .2s;}
.merge-bulk-btn:hover{border-color:var(--accent);color:var(--accent);}
.merge-fname{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:.72rem;color:var(--muted);}
.merge-fname input{background:var(--surface2);border:1px solid var(--border);border-radius:6px;
  color:var(--text);padding:6px 10px;font-size:.78rem;font-family:'JetBrains Mono',monospace;width:180px;outline:none;}
.merge-fname input:focus{border-color:var(--accent);}
.merge-body{flex:1;overflow-y:auto;padding:14px 22px;}
.merge-body::-webkit-scrollbar{width:12px;}
.merge-body::-webkit-scrollbar-track{background:var(--surface2);border-radius:6px;}
.merge-body::-webkit-scrollbar-thumb{background:var(--muted);border-radius:6px;border:2px solid var(--surface2);}
.mh{margin-bottom:10px;}
.mh pre{font-family:'JetBrains Mono',monospace;font-size:.8rem;line-height:1.6;white-space:pre-wrap;
  word-break:break-word;margin:0;}
.mh-ctx pre{color:var(--muted);padding:6px 12px;border-left:2px solid var(--border);}
.mh-conf{border:1px solid var(--border);border-radius:10px;overflow:hidden;background:var(--surface);}
.mh-choices{display:flex;gap:6px;padding:9px 12px;background:var(--surface2);border-bottom:1px solid var(--border);}
.mh-cbtn{background:var(--bg);border:1px solid var(--border);color:var(--muted);border-radius:6px;
  padding:5px 12px;font-size:.72rem;font-weight:600;cursor:pointer;font-family:inherit;transition:all .15s;}
.mh-cbtn:hover{border-color:var(--accent);color:var(--text);}
.mh-cbtn.on{background:var(--accent);border-color:var(--accent);color:#fff;}
.mh-sides{display:grid;grid-template-columns:1fr 1fr;}
.mh-side{padding:10px 12px;opacity:.4;transition:opacity .2s;}
.mh-side:first-child{border-right:1px solid var(--border);}
.mh-side.act{opacity:1;}
.mh-side-lbl{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px;}
.mh-side.act .mh-side-lbl{color:var(--accent);}
.mh-empty{color:var(--muted);font-style:italic;opacity:.6;}
.merge-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px 22px;border-top:1px solid var(--border);background:var(--surface);}
.merge-preview-lbl{font-size:.72rem;color:var(--muted);}
.merge-actions{display:flex;gap:10px;}
.merge-cancel{background:var(--surface2);border:1px solid var(--border);color:var(--text);
  border-radius:8px;padding:9px 18px;font-size:.8rem;cursor:pointer;font-family:inherit;}
.merge-cancel:hover{border-color:var(--muted);}
.merge-download{background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;color:#fff;
  border-radius:8px;padding:9px 20px;font-size:.8rem;font-weight:700;cursor:pointer;font-family:inherit;
  box-shadow:0 2px 10px rgba(184,142,47,.22);transition:opacity .2s,transform .1s;}
.merge-download:hover{opacity:.92;transform:translateY(-1px);}
@media(max-width:640px){
  .mh-sides{grid-template-columns:1fr;}
  .mh-side:first-child{border-right:none;border-bottom:1px solid var(--border);}
  .merge-fname{margin-left:0;width:100%;}
  .merge-fname input{flex:1;width:auto;}
}