/* ToolPilot Pro — free tools section (tools.css)
   Shared by /tools/ hub, all tool pages and the homepage Free Tools strip.
   Light, fast, one shared stylesheet. Each tool page loads only its own JS. */

/* ---------- tool cards (hub + homepage) ---------- */
.tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tool-card {
  position: relative; display: block; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 20px 18px; color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tool-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--brand), var(--brand2), var(--accent));
  opacity: .85;
}
.tool-card:hover { text-decoration: none; transform: translateY(-5px); border-color: #c7d2fe; box-shadow: var(--shadow-lg); }
.tool-card .tc-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 14px; font-size: 1.5rem;
  background: linear-gradient(135deg, #eef0ff, #f5f0ff);
  box-shadow: inset 0 0 0 1px #e0e7ff;
  margin-bottom: 12px;
}
.tool-card h3 { margin: 0 0 6px; font-size: 1.12rem; letter-spacing: -.01em; }
.tool-card p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.55; }
.tool-card .tc-cat {
  display: inline-block; margin-top: 12px; font-size: .7rem; font-weight: 700;
  letter-spacing: .07em; text-transform: uppercase; color: var(--brand);
  background: #eef0ff; padding: 4px 10px; border-radius: 999px;
}
.tool-card .tc-go { display: block; margin-top: 12px; font-weight: 700; color: var(--brand); font-size: .92rem; }

/* category filter chips (hub) */
.tool-chips { display: flex; gap: 10px; flex-wrap: wrap; margin: 6px 0 26px; }
.tool-chip {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 8px 18px; font-size: .9rem; font-weight: 600; cursor: pointer;
  transition: background .2s, color .2s, box-shadow .2s, transform .2s;
}
.tool-chip:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.tool-chip.on {
  background: linear-gradient(135deg, var(--brand), var(--brand2)); color: #fff;
  border-color: transparent; box-shadow: 0 8px 20px rgba(79, 70, 229, .35);
}
.tool-group { margin: 0 0 38px; }
.tool-group h2 { font-size: 1.35rem; margin: 0 0 4px; letter-spacing: -.01em; }
.tool-group .tg-sub { color: var(--muted); font-size: .93rem; margin: 0 0 16px; }

/* ---------- tool workspace ---------- */
.tool-workspace {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 26px; margin: 22px 0;
}
.tool-intro { color: var(--muted); font-size: 1.02rem; max-width: 720px; }
.tool-privacy {
  display: flex; gap: 10px; align-items: flex-start;
  background: #fffbeb; border: 1px solid #fde68a; border-radius: 12px;
  padding: 14px 16px; margin: 22px 0; font-size: .93rem; color: #92400e; line-height: 1.55;
}
.tool-privacy strong { color: #78350f; }
.tool-steps { margin: 8px 0 30px; padding-left: 22px; }
.tool-steps li { margin: 8px 0; line-height: 1.6; }
.tool-steps li::marker { color: var(--brand); font-weight: 700; }

/* glossy gradient primary button + secondary */
.tool-btn {
  display: inline-block; border: none; cursor: pointer; font-weight: 700; font-size: 1rem;
  padding: 13px 28px; border-radius: 999px; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand2) 55%, #9333ea);
  box-shadow: 0 10px 24px rgba(79, 70, 229, .38), inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.tool-btn:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 14px 30px rgba(79, 70, 229, .45), inset 0 1px 0 rgba(255, 255, 255, .35); }
.tool-btn:active { transform: translateY(0); }
.tool-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.tool-btn.secondary {
  background: var(--card); color: var(--brand); border: 1.5px solid #c7d2fe;
  box-shadow: 0 4px 12px rgba(79, 70, 229, .12), inset 0 1px 0 rgba(255, 255, 255, .6);
}
.tool-btn.secondary:hover { box-shadow: 0 8px 18px rgba(79, 70, 229, .2); }

/* form controls */
.tool-field { margin: 0 0 16px; }
.tool-field label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 6px; }
.tool-field input[type="text"], .tool-field input[type="number"], .tool-field input[type="email"],
.tool-field select, .tool-field textarea, .tool-textarea, .tool-input {
  width: 100%; padding: 11px 14px; font-size: .98rem; font-family: inherit;
  border: 1.5px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink);
  outline: none; transition: border-color .2s, box-shadow .2s;
}
.tool-field input:focus, .tool-field select:focus, .tool-field textarea:focus,
.tool-textarea:focus, .tool-input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(79, 70, 229, .15); }
.tool-textarea { min-height: 150px; resize: vertical; line-height: 1.55; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.tool-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tool-row.three { grid-template-columns: repeat(3, 1fr); }
.tool-check { display: flex; align-items: center; gap: 8px; font-size: .92rem; cursor: pointer; }
.tool-check input { width: 18px; height: 18px; accent-color: var(--brand); }
.tool-range { width: 100%; accent-color: var(--brand); }
.tool-range-val { font-weight: 700; color: var(--brand); }

/* glowing drag-drop zone */
.tool-drop {
  border: 2px dashed #c7d2fe; border-radius: 16px; padding: 34px 20px; text-align: center;
  background: linear-gradient(180deg, #f5f3ff, #eef0ff);
  transition: border-color .2s, box-shadow .2s, background .2s;
  cursor: pointer;
}
.tool-drop:hover, .tool-drop.drag {
  border-color: var(--brand2);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, .14), 0 0 28px rgba(124, 58, 237, .22);
  background: linear-gradient(180deg, #ede9fe, #e0e7ff);
}
.tool-drop .td-icon { font-size: 2.2rem; }
.tool-drop p { margin: 8px 0 0; color: var(--muted); font-size: .92rem; }
.tool-drop strong { color: var(--ink); }

/* file list (reorderable) */
.tool-filelist { list-style: none; margin: 16px 0; padding: 0; display: grid; gap: 10px; }
.tool-filelist li {
  display: flex; align-items: center; gap: 10px; background: var(--bg);
  border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; font-size: .92rem;
}
.tool-filelist .fl-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tool-filelist .fl-size { color: var(--muted); font-size: .82rem; }
.tool-mini {
  border: 1px solid var(--line); background: var(--card); border-radius: 8px;
  padding: 5px 10px; font-size: .82rem; font-weight: 600; cursor: pointer; color: var(--ink);
}
.tool-mini:hover { border-color: var(--brand); color: var(--brand); }
.tool-mini.danger:hover { border-color: #ef4444; color: #ef4444; }

/* results — animated reveal, plays once per render */
@keyframes toolPop { from { opacity: 0; transform: translateY(14px) scale(.985); } to { opacity: 1; transform: none; } }
.tool-result {
  margin-top: 20px; border-radius: 14px; padding: 20px;
  background: linear-gradient(135deg, #eef0ff, #fdf4ff);
  border: 1px solid #ddd6fe;
  animation: toolPop .45s cubic-bezier(.22, 1, .36, 1) both;
}
.tool-result .tr-big { font-size: 1.9rem; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
.tool-result .tr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 14px; }
.tool-result .tr-stat { background: var(--card); border-radius: 12px; padding: 12px 14px; box-shadow: var(--shadow); }
.tool-result .tr-stat .k { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 700; }
.tool-result .tr-stat .v { font-size: 1.15rem; font-weight: 700; margin-top: 3px; }
.tool-error {
  margin-top: 16px; border-radius: 12px; padding: 13px 16px; font-size: .92rem;
  background: #fef2f2; border: 1px solid #fecaca; color: #991b1b;
  animation: toolPop .35s ease both;
}
.tool-note { margin-top: 14px; color: var(--muted); font-size: .88rem; line-height: 1.55; }

/* schedule / data tables inside tools */
.tool-table { width: 100%; border-collapse: collapse; font-size: .9rem; margin-top: 14px; }
.tool-table th { text-align: left; padding: 9px 10px; background: #eef0ff; color: var(--ink); font-weight: 700; border-bottom: 2px solid #c7d2fe; }
.tool-table td { padding: 8px 10px; border-bottom: 1px solid var(--line); }
.tool-table tr:nth-child(even) td { background: #f8f7ff; }

/* slab editor (income tax) */
.tool-slabs { display: grid; gap: 8px; margin: 12px 0; }
.tool-slab { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 8px; align-items: center; }
.tool-slab input { padding: 9px 11px; font-size: .92rem; }

/* homepage Free Tools strip */
.home-tools { margin: 8px 0 8px; }
.home-tools .sec-head { margin-bottom: 18px; }
.home-tools .tools-grid { grid-template-columns: repeat(4, 1fr); }
.home-tools .tool-card { padding: 18px 16px 15px; }
.home-tools .tool-card h3 { font-size: 1.02rem; }
.home-tools .tool-card p { font-size: .86rem; }

/* related tools row on tool pages */
.rel-tools { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; }
.rel-tools a {
  border: 1px solid var(--line); background: var(--card); border-radius: 999px;
  padding: 8px 16px; font-size: .88rem; font-weight: 600; color: var(--ink);
  transition: border-color .2s, color .2s, transform .2s;
}
.rel-tools a:hover { border-color: var(--brand); color: var(--brand); text-decoration: none; transform: translateY(-1px); }

/* dark theme */
[data-theme="dark"] .tool-card { background: #131c33; border-color: #24304d; }
[data-theme="dark"] .tool-card:hover { border-color: #4f46e5; }
[data-theme="dark"] .tool-card .tc-icon { background: linear-gradient(135deg, #1e2a4a, #241a3f); box-shadow: inset 0 0 0 1px #2c3a63; }
[data-theme="dark"] .tool-card .tc-cat { background: #1e2a4a; }
[data-theme="dark"] .tool-chip { background: #131c33; border-color: #24304d; }
[data-theme="dark"] .tool-workspace { background: #131c33; border-color: #24304d; }
[data-theme="dark"] .tool-privacy { background: #2a2200; border-color: #665500; color: #fde68a; }
[data-theme="dark"] .tool-privacy strong { color: #fef3c7; }
[data-theme="dark"] .tool-drop { background: linear-gradient(180deg, #1a2340, #131c33); border-color: #4f46e5; }
[data-theme="dark"] .tool-drop:hover, [data-theme="dark"] .tool-drop.drag { background: linear-gradient(180deg, #241a3f, #1a2340); }
[data-theme="dark"] .tool-result { background: linear-gradient(135deg, #1a2340, #241a3f); border-color: #4f46e5; }
[data-theme="dark"] .tool-result .tr-stat { background: #0f1830; }
[data-theme="dark"] .tool-table th { background: #1e2a4a; }
[data-theme="dark"] .tool-table tr:nth-child(even) td { background: #16203c; }
[data-theme="dark"] .tool-error { background: #3a0d0d; border-color: #7f1d1d; color: #fecaca; }
[data-theme="dark"] .tool-btn.secondary { background: #131c33; border-color: #4f46e5; }
[data-theme="dark"] .tool-filelist li { background: #0f1830; border-color: #24304d; }
[data-theme="dark"] .rel-tools a { background: #131c33; border-color: #24304d; }

@media (max-width: 900px) {
  .tools-grid { grid-template-columns: repeat(2, 1fr); }
  .home-tools .tools-grid { grid-template-columns: repeat(2, 1fr); }
  .tool-result .tr-grid { grid-template-columns: 1fr; }
  .tool-row.three { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .tools-grid, .home-tools .tools-grid { grid-template-columns: 1fr; }
  .tool-row, .tool-row.three { grid-template-columns: 1fr; }
  .tool-workspace { padding: 18px 14px; }
  .tool-slab { grid-template-columns: 1fr 1fr; }
  .tool-slab .tool-mini { grid-column: span 2; }
}

/* ============================================================
   COLOUR RESTYLE — category accents + colourful heroes
   Image = violet/pink · PDF = rose/coral · Calculators = emerald/teal
   Developer = amber/sky · Quiz = violet/pink · ROI calc = emerald/sky
   Dark text on light tints, white text on gradients. No new animations.
   ============================================================ */

/* ---------- category accent variables ---------- */
.cat-image, .cat-quiz {
  --cat1: #7c3aed; --cat2: #ec4899; --cat-tint: #fdf4ff; --cat-tint2: #fce7f3;
  --cat-ink: #86198f; --cat-line: #f0abfc; --cat-chip: #a21caf;
}
.cat-pdf {
  --cat1: #e11d48; --cat2: #fb923c; --cat-tint: #fff1f2; --cat-tint2: #ffe4e6;
  --cat-ink: #9f1239; --cat-line: #fecdd3; --cat-chip: #be123c;
}
.cat-calculators {
  --cat1: #059669; --cat2: #14b8a6; --cat-tint: #ecfdf5; --cat-tint2: #ccfbf1;
  --cat-ink: #065f46; --cat-line: #99f6e4; --cat-chip: #047857;
}
.cat-developer {
  --cat1: #d97706; --cat2: #0ea5e9; --cat-tint: #fffbeb; --cat-tint2: #e0f2fe;
  --cat-ink: #92400e; --cat-line: #fde68a; --cat-chip: #b45309;
}
.cat-calc {
  --cat1: #059669; --cat2: #0ea5e9; --cat-tint: #ecfdf5; --cat-tint2: #e0f2fe;
  --cat-ink: #065f46; --cat-line: #99f6e4; --cat-chip: #047857;
}

/* ---------- tool cards: tinted per category ---------- */
.tool-card.cat-image { background: linear-gradient(180deg, #fdf4ff, #ffffff 72%); border-color: #f0abfc; }
.tool-card.cat-pdf { background: linear-gradient(180deg, #fff1f2, #ffffff 72%); border-color: #fecdd3; }
.tool-card.cat-calculators { background: linear-gradient(180deg, #ecfdf5, #ffffff 72%); border-color: #99f6e4; }
.tool-card.cat-developer { background: linear-gradient(180deg, #fffbeb, #ffffff 72%); border-color: #fde68a; }
.tool-card.cat-image:hover { border-color: #e879f9; }
.tool-card.cat-pdf:hover { border-color: #fda4af; }
.tool-card.cat-calculators:hover { border-color: #5eead4; }
.tool-card.cat-developer:hover { border-color: #fcd34d; }
.tool-card.cat-image .tc-icon { background: linear-gradient(135deg, #c084fc, #f472b6); color: #fff; box-shadow: 0 6px 16px rgba(192, 38, 211, .35), inset 0 1px 0 rgba(255, 255, 255, .45); }
.tool-card.cat-pdf .tc-icon { background: linear-gradient(135deg, #fb7185, #fb923c); color: #fff; box-shadow: 0 6px 16px rgba(225, 29, 72, .35), inset 0 1px 0 rgba(255, 255, 255, .45); }
.tool-card.cat-calculators .tc-icon { background: linear-gradient(135deg, #34d399, #2dd4bf); color: #fff; box-shadow: 0 6px 16px rgba(5, 150, 105, .35), inset 0 1px 0 rgba(255, 255, 255, .45); }
.tool-card.cat-developer .tc-icon { background: linear-gradient(135deg, #fbbf24, #38bdf8); color: #fff; box-shadow: 0 6px 16px rgba(217, 119, 6, .35), inset 0 1px 0 rgba(255, 255, 255, .45); }
.tool-card.cat-image .tc-cat { background: #fae8ff; color: #a21caf; }
.tool-card.cat-pdf .tc-cat { background: #ffe4e6; color: #be123c; }
.tool-card.cat-calculators .tc-cat { background: #d1fae5; color: #047857; }
.tool-card.cat-developer .tc-cat { background: #fef3c7; color: #b45309; }
.tool-card.cat-image .tc-go { color: #a21caf; }
.tool-card.cat-pdf .tc-go { color: #be123c; }
.tool-card.cat-calculators .tc-go { color: #047857; }
.tool-card.cat-developer .tc-go { color: #b45309; }

/* ---------- hub: gradient hero + coloured chips + group headings ---------- */
.tools-hub-hero {
  background: linear-gradient(135deg, #4f46e5, #7c3aed 48%, #ec4899 88%, #f59e0b 130%);
  border-radius: 20px; padding: 30px 28px; margin: 0 0 26px; color: #fff;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.tools-hub-hero::after {
  content: ""; position: absolute; right: -50px; top: -70px; width: 240px; height: 240px;
  border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .32), transparent 70%);
  pointer-events: none;
}
.tools-hub-hero h1 { color: #fff; margin: 0 0 8px; position: relative; }
.tools-hub-hero .tool-intro { color: #e0e7ff; position: relative; }
.tools-hub-hero .crumbs { color: rgba(255, 255, 255, .85); margin: 0 0 12px; position: relative; }
.tools-hub-hero .crumbs a { color: #fff; }
.tool-chip.chip-image { background: #fdf4ff; border-color: #f0abfc; color: #86198f; }
.tool-chip.chip-pdf { background: #fff1f2; border-color: #fecdd3; color: #9f1239; }
.tool-chip.chip-calculators { background: #ecfdf5; border-color: #99f6e4; color: #065f46; }
.tool-chip.chip-developer { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.tool-chip.chip-image.on { background: linear-gradient(135deg, #7c3aed, #ec4899); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(124, 58, 237, .4); }
.tool-chip.chip-pdf.on { background: linear-gradient(135deg, #e11d48, #fb923c); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(225, 29, 72, .4); }
.tool-chip.chip-calculators.on { background: linear-gradient(135deg, #059669, #14b8a6); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(5, 150, 105, .4); }
.tool-chip.chip-developer.on { background: linear-gradient(135deg, #d97706, #0ea5e9); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(217, 119, 6, .4); }
.tool-group[data-group="image"] { --cat1: #7c3aed; }
.tool-group[data-group="pdf"] { --cat1: #e11d48; }
.tool-group[data-group="calculators"] { --cat1: #059669; }
.tool-group[data-group="developer"] { --cat1: #d97706; }
.tool-group h2 { border-left: 5px solid var(--cat1, var(--brand)); padding-left: 12px; }

/* ---------- tool pages: gradient hero band ---------- */
.tool-hero {
  background: linear-gradient(135deg, var(--cat1), var(--cat2));
  border-radius: 20px; padding: 26px 28px 30px; margin: 0 0 6px; color: #fff;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.tool-hero::after {
  content: ""; position: absolute; right: -40px; top: -60px; width: 220px; height: 220px;
  border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .32), transparent 70%);
  pointer-events: none;
}
.tool-hero h1 { color: #fff; position: relative; }
.tool-hero .tool-intro { color: #fff; opacity: .94; position: relative; }
.tool-hero .crumbs { color: rgba(255, 255, 255, .85); margin: 0 0 14px; position: relative; }
.tool-hero .crumbs a { color: #fff; }

/* ---------- tool pages: category-coloured sections ---------- */
.tool-page h2 { border-left: 5px solid var(--cat1); padding-left: 14px; }
.tool-block {
  background: var(--cat-tint); border: 1px solid var(--cat-line);
  border-radius: 16px; padding: 22px 24px; margin: 24px 0;
}
.tool-block h2 { border-left: none; padding-left: 0; margin-top: 0; color: var(--cat-ink); }
.tool-block h3 { color: var(--cat-ink); }
.tool-block .tool-steps { margin-bottom: 0; }
.tool-block .tool-steps li::marker { color: var(--cat1); }
.tool-block .faq { margin: 0; }
.tool-block .faq summary::after { color: var(--cat1); }
.tool-block .related { margin: 0; }
.tool-block .rel-tools { margin: 14px 0 0; }
.tool-block .rel-tools a { background: var(--card); border-color: var(--cat-line); color: var(--cat-ink); }
.tool-block .rel-tools a:hover { border-color: var(--cat1); color: var(--cat-ink); }
.tool-block .rel-card { border-color: var(--cat-line); }
.tool-block .rel-card:hover { border-color: var(--cat1); }

/* ---------- tool pages: workspace, drop zone, buttons, controls ---------- */
.tool-page .tool-workspace { position: relative; border: 2px solid var(--cat-line); overflow: hidden; }
.tool-page .tool-workspace::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px;
  background: linear-gradient(90deg, var(--cat1), var(--cat2), var(--accent));
}
.tool-page .tool-drop { background: linear-gradient(180deg, var(--cat-tint), var(--cat-tint2)); border-color: var(--cat1); }
.tool-page .tool-drop:hover, .tool-page .tool-drop.drag {
  border-color: var(--cat1);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cat1) 15%, transparent), 0 0 28px color-mix(in srgb, var(--cat1) 25%, transparent);
  background: linear-gradient(180deg, var(--cat-tint2), var(--cat-tint));
}
.tool-page .tool-btn {
  background: linear-gradient(135deg, var(--cat1), var(--cat2));
  box-shadow: 0 10px 24px color-mix(in srgb, var(--cat1) 40%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
}
.tool-page .tool-btn:hover {
  box-shadow: 0 14px 30px color-mix(in srgb, var(--cat1) 50%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
}
.tool-page .tool-btn.secondary { background: var(--card); color: var(--cat-ink); border: 1.5px solid var(--cat-line); }
.tool-page .tool-field input:focus, .tool-page .tool-field select:focus, .tool-page .tool-field textarea:focus,
.tool-page .tool-textarea:focus, .tool-page .tool-input:focus {
  border-color: var(--cat1); box-shadow: 0 0 0 3px color-mix(in srgb, var(--cat1) 15%, transparent);
}
.tool-page .tool-range { accent-color: var(--cat1); }
.tool-page .tool-range-val { color: var(--cat-ink); }
.tool-page .tool-check input { accent-color: var(--cat1); }
.tool-page .tool-mini:hover { border-color: var(--cat1); color: var(--cat-ink); }
.tool-page .tool-table th { background: var(--cat-tint); border-bottom-color: var(--cat-line); }
.tool-page .tool-result { background: linear-gradient(135deg, var(--cat-tint), var(--cat-tint2)); border-color: var(--cat-line); }

/* ---------- homepage: colourful Free Tools section ---------- */
.home-tools {
  background: linear-gradient(180deg, #eef0ff, #fdf4ff 45%, #fffbeb);
  border-radius: 24px; padding: 26px 22px 24px;
}
.home-tools a.home-tools-btn {
  display: inline-block; font-weight: 800; padding: 14px 30px; border-radius: 999px; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand2) 55%, #f59e0b 135%);
  box-shadow: 0 12px 28px rgba(124, 58, 237, .42), inset 0 1px 0 rgba(255, 255, 255, .35);
  text-decoration: none;
}
.home-tools a.home-tools-btn:hover { transform: translateY(-2px); color: #fff; text-decoration: none; }

/* ---------- homepage strip: quiz + ROI calculator cards ---------- */
.tools-strip .tool-card.cat-quiz { background: linear-gradient(135deg, #fdf4ff, #ffffff 70%); border-color: #f0abfc; }
.tools-strip .tool-card.cat-quiz .tc-icon { background: linear-gradient(135deg, #7c3aed, #ec4899); }
.tools-strip .tool-card.cat-quiz .tc-go { color: #a21caf; }
.tools-strip .tool-card.cat-calc { background: linear-gradient(135deg, #ecfdf5, #ffffff 70%); border-color: #99f6e4; }
.tools-strip .tool-card.cat-calc .tc-icon { background: linear-gradient(135deg, #059669, #0ea5e9); }
.tools-strip .tool-card.cat-calc .tc-go { color: #047857; }

/* ---------- dark theme: keep the colour, deepen the tints ---------- */
[data-theme="dark"] .tool-card.cat-image { background: linear-gradient(180deg, #2a1440, #131c33 72%); border-color: #7e22ce; }
[data-theme="dark"] .tool-card.cat-pdf { background: linear-gradient(180deg, #3a1220, #131c33 72%); border-color: #9f1239; }
[data-theme="dark"] .tool-card.cat-calculators { background: linear-gradient(180deg, #0a2e23, #131c33 72%); border-color: #047857; }
[data-theme="dark"] .tool-card.cat-developer { background: linear-gradient(180deg, #2a2200, #131c33 72%); border-color: #92400e; }
[data-theme="dark"] .tool-block { background: color-mix(in srgb, var(--cat1) 18%, #131c33); border-color: color-mix(in srgb, var(--cat1) 45%, #131c33); }
[data-theme="dark"] .tool-block h2, [data-theme="dark"] .tool-block h3 { color: #fff; }
[data-theme="dark"] .tool-block .rel-tools a { background: #0f1830; }
[data-theme="dark"] .home-tools { background: linear-gradient(180deg, #1a2340, #241a3f 50%, #2a2200); }
[data-theme="dark"] .tool-chip.chip-image { background: #2a1440; border-color: #7e22ce; color: #f0abfc; }
[data-theme="dark"] .tool-chip.chip-pdf { background: #3a1220; border-color: #9f1239; color: #fecdd3; }
[data-theme="dark"] .tool-chip.chip-calculators { background: #0a2e23; border-color: #047857; color: #a7f3d0; }
[data-theme="dark"] .tool-chip.chip-developer { background: #2a2200; border-color: #92400e; color: #fde68a; }
[data-theme="dark"] .tool-page .tool-drop { background: linear-gradient(180deg, color-mix(in srgb, var(--cat1) 22%, #131c33), #131c33); }
[data-theme="dark"] .tools-strip .tool-card.cat-quiz { background: linear-gradient(135deg, #2a1440, #131c33 70%); border-color: #7e22ce; }
[data-theme="dark"] .tools-strip .tool-card.cat-calc { background: linear-gradient(135deg, #0a2e23, #131c33 70%); border-color: #047857; }