/* CodeNimbleTools — main stylesheet
   Design language: "editor night" — palette drawn from code-editor themes.
   Amber (#FFB454) + teal (#39D2C0) accents on deep charcoal-navy,
   monospace structural labels, syntax-highlighted hero. */

:root {
  color-scheme: light;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --amber: #c9680a;
  --teal: #087f74;
  --violet: #6d50c7;
  --rose: #b63b2d;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-1: 0 1px 2px rgba(40,36,20,.07), 0 12px 32px rgba(40,36,20,.10);
  --maxw: 1220px;
  --maxw-narrow: 820px;
  --bg: #fbfaf7;
  --bg-alt: #f3f0e9;
  --surface: #ffffff;
  --surface-2: #f5f2eb;
  --border: #ddd7ca;
  --border-soft: #e9e4da;
  --text: #202636;
  --text-dim: #596376;
  --text-faint: #81899a;
  --ink-inverse: #ffffff;
  --glass: rgba(255,255,255,.92);
  --code-bg: #121720;
  --hero-glow-a: rgba(201,104,10,.13);
  --hero-glow-b: rgba(8,127,116,.11);
  --amber-soft: rgba(201,104,10,.10);
  --teal-soft: rgba(8,127,116,.10);
  --violet-soft: rgba(109,80,199,.10);
  --success: #237d3a;
  --error: #b63b2d;
  --success-soft: rgba(35,125,58,.1);
  --error-soft: rgba(182,59,45,.1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  
}
img { max-width: 100%; height: auto; }
a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--amber); color: var(--ink-inverse); padding: .6rem 1rem; z-index: 200; border-radius: 0 0 var(--radius-sm) 0; font-weight: 600; }
.skip-link:focus { left: 0; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
.container-narrow { max-width: var(--maxw-narrow); }
.icon { vertical-align: -0.18em; flex: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner { display: flex; align-items: center; gap: 1.4rem; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: .55rem; color: var(--text); font-weight: 700; font-size: 1.06rem; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand-text em { font-style: normal; color: var(--amber); }
.main-nav { display: flex; gap: .25rem; margin-left: .5rem; }
.main-nav a { color: var(--text-dim); padding: .45rem .8rem; border-radius: var(--radius-sm); font-weight: 500; font-size: .95rem; }
.main-nav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.header-search { display: flex; align-items: center; gap: .5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 99px; padding: .35rem .8rem; color: var(--text-faint); min-width: 210px; }
.header-search input { border: 0; background: transparent; color: var(--text); outline: none; width: 100%; font-size: .9rem; font-family: inherit; }
.header-search kbd { font-family: var(--font-mono); font-size: .72rem; border: 1px solid var(--border); border-radius: 5px; padding: 0 .38em; color: var(--text-faint); background: var(--surface-2); }
.menu-toggle { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-dim); width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: color .15s, border-color .15s; }
.menu-toggle { display: none; flex-direction: column; gap: 4px; }
.menu-toggle span { display: block; width: 17px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .2s, opacity .2s; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 5rem 0 4rem; text-align: center; }
.hero-glow { position: absolute; inset: 0; pointer-events: none; background:
  radial-gradient(560px 300px at 28% 8%, var(--hero-glow-a), transparent 70%),
  radial-gradient(560px 320px at 74% 20%, var(--hero-glow-b), transparent 70%); }
.hero-inner { position: relative; }
.hero-eyebrow { font-family: var(--font-mono); font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-dim); margin: 0 0 1.1rem; }
.prompt-char { color: var(--teal); }
.hero-title { font-family: var(--font-mono); font-weight: 600; font-size: clamp(1.5rem, 4.6vw, 2.9rem); letter-spacing: -.02em; margin: 0 0 1.1rem; line-height: 1.25; }
.tok-kw { color: var(--violet); } .tok-var { color: var(--text); } .tok-op { color: var(--rose); }
.tok-fn { color: var(--amber); } .tok-str { color: var(--teal); } .tok-p { color: var(--text-dim); }
.hero-sub { max-width: 640px; margin: 0 auto 1.8rem; color: var(--text-dim); font-size: 1.08rem; }
.hero-search { display: flex; align-items: center; gap: .6rem; max-width: 620px; margin: 0 auto 1.5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 99px; padding: .5rem .55rem .5rem 1.1rem; box-shadow: var(--shadow-1); color: var(--text-faint); }
.hero-search input { flex: 1; border: 0; background: transparent; outline: none; color: var(--text); font-size: 1rem; font-family: inherit; min-width: 0; }
.hero-ctas { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2.2rem; }
.hero-stats { display: flex; gap: 2.6rem; justify-content: center; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-family: var(--font-mono); font-size: 1.5rem; color: var(--amber); }
.hero-stats span { font-size: .84rem; color: var(--text-faint); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: .45rem; border: 1px solid transparent; border-radius: 99px; padding: .5rem 1.15rem; font-size: .93rem; font-weight: 600; font-family: inherit; cursor: pointer; transition: transform .12s ease, box-shadow .15s, background .15s, border-color .15s; text-decoration: none; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: .7rem 1.5rem; font-size: 1rem; }
.btn-sm { padding: .32rem .8rem; font-size: .84rem; }
.btn-primary { background: linear-gradient(120deg, var(--amber), #ff9838); color: #201400; box-shadow: 0 4px 14px var(--amber-soft); }
.btn-primary:hover { box-shadow: 0 6px 20px var(--amber-soft); }
.btn-primary { color: #fff; }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn-teal { background: var(--teal-soft); color: var(--teal); border-color: transparent; }
.btn-danger { background: var(--error-soft); color: var(--error); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

/* ---------- Sections ---------- */
.section { padding: 3.6rem 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.section-head { margin-bottom: 2rem; max-width: 640px; }
.section-head h2 { font-size: 1.7rem; letter-spacing: -.02em; margin: 0 0 .4rem; }
.section-head p { color: var(--text-dim); margin: 0; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; max-width: none; flex-wrap: wrap; }

/* ---------- Category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.1rem; }
.cat-card { display: flex; flex-direction: column; gap: .5rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem; color: var(--text); transition: transform .15s ease, border-color .15s, box-shadow .15s; }
.cat-card:hover { transform: translateY(-3px); text-decoration: none; box-shadow: var(--shadow-1); }
.tone-amber { --tone: var(--amber); --tone-soft: var(--amber-soft); }
.tone-teal { --tone: var(--teal); --tone-soft: var(--teal-soft); }
.tone-violet { --tone: var(--violet); --tone-soft: var(--violet-soft); }
.cat-card:hover { border-color: var(--tone); }
.cat-card-icon { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--tone-soft); color: var(--tone); }
.cat-card-title { font-weight: 700; font-size: 1.08rem; }
.cat-card-desc { color: var(--text-dim); font-size: .92rem; }
.cat-card-count { margin-top: auto; font-family: var(--font-mono); font-size: .82rem; color: var(--tone); display: inline-flex; align-items: center; gap: .35rem; }

/* ---------- Tool cards ---------- */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 1rem; }
.tool-grid-2 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.tool-card { display: flex; gap: .85rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.05rem; color: var(--text); transition: transform .15s ease, border-color .15s, box-shadow .15s; position: relative; }
.tool-card::before { content: ""; position: absolute; left: 0; top: 12px; bottom: 12px; width: 3px; border-radius: 3px; background: var(--tone); opacity: .75; }
.tool-card:hover { transform: translateY(-3px); border-color: var(--tone); box-shadow: var(--shadow-1); text-decoration: none; }
.tool-card-icon { width: 40px; height: 40px; flex: none; border-radius: 10px; display: flex; align-items: center; justify-content: center; background: var(--tone-soft); color: var(--tone); }
.tool-card-body { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.tool-card-title { font-weight: 650; font-size: .98rem; line-height: 1.35; display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; }
.tool-card-desc { color: var(--text-dim); font-size: .85rem; line-height: 1.45; }
.tool-card-cat { margin-top: .35rem; font-family: var(--font-mono); font-size: .72rem; color: var(--text-faint); }
.badge { font-size: .64rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; border-radius: 99px; padding: .12em .55em; }
.badge-pop { background: var(--amber-soft); color: var(--amber); }
.badge-feat { background: var(--teal-soft); color: var(--teal); }

/* ---------- Why grid ---------- */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.1rem; }
.why-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem; }
.why-icon { width: 44px; height: 44px; border-radius: 11px; display: flex; align-items: center; justify-content: center; background: var(--tone-soft); color: var(--tone); margin-bottom: .8rem; }
.why-card h3 { margin: 0 0 .4rem; font-size: 1.05rem; }
.why-card p { margin: 0; color: var(--text-dim); font-size: .92rem; }

/* ---------- Guide cards ---------- */
.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 1.1rem; }
.guide-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; color: var(--text); transition: transform .15s ease, box-shadow .15s, border-color .15s; }
.guide-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-1); border-color: var(--teal); text-decoration: none; }
.guide-card-media { aspect-ratio: 16/9; background: var(--surface-2); display: block; overflow: hidden; }
.guide-card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.guide-card-media-auto { display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--teal-soft), var(--amber-soft)); }
.gc-glyph { color: var(--teal); }
.guide-card-body { padding: 1.05rem 1.15rem 1.25rem; display: flex; flex-direction: column; gap: .35rem; }
.guide-card-meta { font-family: var(--font-mono); font-size: .74rem; color: var(--text-faint); }
.guide-card-title { font-weight: 650; line-height: 1.35; }
.guide-card-excerpt { color: var(--text-dim); font-size: .88rem; }
.featured-guide { display: flex; flex-direction: column; gap: .5rem; background: linear-gradient(120deg, var(--surface), var(--surface-2)); border: 1px solid var(--border); border-left: 4px solid var(--amber); border-radius: var(--radius); padding: 1.6rem 1.8rem; margin-bottom: 1.6rem; color: var(--text); transition: border-color .15s, box-shadow .15s; }
.featured-guide:hover { text-decoration: none; box-shadow: var(--shadow-1); }
.featured-guide-label { font-family: var(--font-mono); font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--amber); display: inline-flex; gap: .4rem; align-items: center; }
.featured-guide-title { font-size: 1.35rem; font-weight: 700; letter-spacing: -.01em; }
.featured-guide-excerpt { color: var(--text-dim); max-width: 720px; }
.featured-guide-meta { font-family: var(--font-mono); font-size: .78rem; color: var(--text-faint); }

/* ---------- CTA / newsletter ---------- */
.section-cta { padding-bottom: 4.5rem; }
.cta-box { display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: linear-gradient(120deg, var(--surface), var(--surface-2)); border: 1px solid var(--border); border-radius: 20px; padding: 2.4rem 2.6rem; flex-wrap: wrap; box-shadow: var(--shadow-1); }
.cta-box h2 { margin: 0 0 .4rem; }
.cta-box p { margin: 0; color: var(--text-dim); max-width: 520px; }
.newsletter-form { display: flex; gap: .6rem; flex-wrap: wrap; }
.newsletter-form input { background: var(--bg); border: 1px solid var(--border); border-radius: 99px; padding: .6rem 1.1rem; color: var(--text); font-family: inherit; font-size: .95rem; min-width: 240px; }

/* ---------- Page hero, breadcrumbs, filters ---------- */
.page-hero { padding: 2.6rem 0 2rem; background: var(--bg-alt); border-bottom: 1px solid var(--border-soft); }
.page-hero h1 { margin: .3rem 0 .5rem; font-size: clamp(1.6rem, 3.4vw, 2.3rem); letter-spacing: -.02em; }
.page-hero-sub { color: var(--text-dim); margin: 0 0 1.2rem; max-width: 680px; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .3rem; margin: 0; padding: 0; font-family: var(--font-mono); font-size: .78rem; }
.breadcrumbs li:not(:first-child)::before { content: "/"; margin: 0 .4rem 0 .1rem; color: var(--text-faint); }
.breadcrumbs a { color: var(--text-dim); }
.breadcrumbs span { color: var(--text-faint); }
.filter-bar { display: flex; gap: .7rem; flex-wrap: wrap; align-items: center; }
.filter-search { flex: 1 1 260px; display: flex; align-items: center; gap: .5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 99px; padding: .45rem 1rem; color: var(--text-faint); }
.filter-search input { flex: 1; border: 0; background: transparent; outline: none; color: var(--text); font-family: inherit; font-size: .95rem; min-width: 0; }
.filter-bar select { background: var(--surface); border: 1px solid var(--border); border-radius: 99px; padding: .5rem 1rem; color: var(--text); font-family: inherit; font-size: .92rem; }
.results-count { font-family: var(--font-mono); font-size: .82rem; color: var(--text-faint); margin: 0 0 1.1rem; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: .4rem; justify-content: center; margin-top: 2.2rem; flex-wrap: wrap; }
.page-link { min-width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; padding: 0 .8rem; border: 1px solid var(--border); border-radius: 99px; background: var(--surface); color: var(--text-dim); font-size: .9rem; }
.page-link:hover { border-color: var(--amber); color: var(--amber); text-decoration: none; }
.page-link.is-current { background: var(--amber); color: var(--ink-inverse); border-color: var(--amber); font-weight: 700; }
.page-ellipsis { align-self: center; color: var(--text-faint); }

/* ---------- Empty / error states ---------- */
.empty-state { text-align: center; padding: 3.5rem 1rem; color: var(--text-dim); }
.empty-state h1, .empty-state h2 { color: var(--text); margin: .8rem 0 .5rem; }
.empty-state .icon { color: var(--text-faint); }
.empty-state .btn { margin-top: 1rem; }
.err-code { font-family: var(--font-mono); color: var(--text-faint); letter-spacing: .12em; }
.err-code strong { color: var(--rose); font-size: 1.4em; }

/* ---------- Alerts & toast ---------- */
.alert { border-radius: var(--radius-sm); padding: .9rem 1.1rem; margin-bottom: 1.2rem; font-size: .94rem; border: 1px solid; }
.alert ul { margin: 0; padding-left: 1.2rem; }
.alert-success { background: var(--success-soft); color: var(--success); border-color: transparent; }
.alert-error { background: var(--error-soft); color: var(--error); border-color: transparent; }
.toast { position: fixed; left: 50%; bottom: 26px; transform: translate(-50%, 20px); background: var(--surface-2); color: var(--text); border: 1px solid var(--border); border-radius: 99px; padding: .55rem 1.3rem; font-size: .9rem; opacity: 0; pointer-events: none; transition: opacity .22s ease, transform .22s ease; z-index: 300; box-shadow: var(--shadow-1); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Tool app UI ---------- */
.card-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-1); }
.tool-hero .privacy-chip { display: inline-flex; align-items: center; gap: .45rem; background: var(--teal-soft); color: var(--teal); border-radius: 99px; padding: .3rem .9rem; font-size: .82rem; margin: 0; }
.tool-hero-row { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1rem; }
.tool-hero-icon { width: 58px; height: 58px; flex: none; border-radius: 15px; display: flex; align-items: center; justify-content: center; background: var(--tone-soft); color: var(--tone); }
.tool-section { padding-top: 2rem; }
.tool-toolbar { display: flex; gap: .55rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
.tool-io { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; align-items: start; }
.tool-io-single { grid-template-columns: 1fr; }
.io-block { display: flex; flex-direction: column; gap: .45rem; min-width: 0; }
.io-label { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: .78rem; text-transform: uppercase; letter-spacing: .09em; color: var(--text-faint); }
.tool-app textarea, .tool-app input[type="text"], .tool-app input[type="number"], .tool-app input[type="url"], .tool-app select {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: .7rem .85rem; font-family: var(--font-mono); font-size: .87rem; line-height: 1.55; resize: vertical;
}
.tool-app textarea { min-height: 230px; }
.tool-app textarea:focus, .tool-app input:focus, .tool-app select:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft); }
.tool-output { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .7rem .85rem; font-family: var(--font-mono); font-size: .87rem; line-height: 1.55; min-height: 230px; max-height: 560px; overflow: auto; white-space: pre-wrap; word-break: break-word; margin: 0; }
.tool-options { display: flex; gap: 1rem 1.4rem; flex-wrap: wrap; align-items: center; margin-bottom: 1.1rem; padding: .85rem 1rem; background: var(--surface-2); border-radius: var(--radius-sm); }
.tool-options label { display: inline-flex; align-items: center; gap: .45rem; font-size: .88rem; color: var(--text-dim); }
.tool-options input[type="checkbox"], .tool-options input[type="radio"] { accent-color: var(--amber); width: 16px; height: 16px; }
.tool-options input[type="text"], .tool-options input[type="number"], .tool-options select { width: auto; min-width: 70px; padding: .35rem .6rem; }
.tool-error { display: none; margin-top: 1rem; }
.tool-error.show { display: block; }
.tool-note { font-size: .84rem; color: var(--text-faint); margin: .8rem 0 0; }
.result-table { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: .85rem; }
.result-table th, .result-table td { text-align: left; padding: .5rem .7rem; border-bottom: 1px solid var(--border-soft); vertical-align: top; word-break: break-word; }
.result-table th { color: var(--text-faint); font-weight: 600; text-transform: uppercase; font-size: .72rem; letter-spacing: .08em; }
.perm-grid { display: grid; grid-template-columns: auto repeat(3, 1fr); gap: .5rem 1.2rem; align-items: center; font-size: .92rem; }
.perm-grid .ph { font-family: var(--font-mono); font-size: .76rem; text-transform: uppercase; color: var(--text-faint); letter-spacing: .07em; }
.mono-big { font-family: var(--font-mono); font-size: 1.6rem; color: var(--amber); letter-spacing: .04em; }
.status-ok { color: var(--success); font-weight: 600; }
.status-bad { color: var(--error); font-weight: 600; }
.hl-invisible { background: var(--error-soft); outline: 1px solid var(--error); border-radius: 3px; padding: 0 1px; }
.path-list { list-style: none; margin: 0; padding: 0; }
.path-list li { padding: .3rem .4rem; border-bottom: 1px solid var(--border-soft); display: flex; gap: .8rem; justify-content: space-between; cursor: pointer; border-radius: 4px; }
.path-list li:hover { background: var(--surface-2); }
.path-list .pv { color: var(--text-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 45%; }

/* ---------- Prose / article ---------- */
.prose { font-size: 1.02rem; }
.prose h2 { margin: 2.2rem 0 .8rem; font-size: 1.45rem; letter-spacing: -.015em; }
.prose h3 { margin: 1.8rem 0 .6rem; font-size: 1.15rem; }
.prose p, .prose ul, .prose ol { color: var(--text-dim); }
.prose li { margin: .3rem 0; }
.prose strong { color: var(--text); }
.prose a { text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote { margin: 1.4rem 0; padding: .8rem 1.2rem; border-left: 3px solid var(--amber); background: var(--surface-2); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--text-dim); }
.prose code { font-family: var(--font-mono); font-size: .86em; background: var(--surface-2); border: 1px solid var(--border-soft); border-radius: 5px; padding: .1em .38em; color: var(--amber); }
.prose pre { background: var(--code-bg); color: #dbe2f0; border-radius: var(--radius-sm); padding: 1rem 1.2rem; overflow-x: auto; font-family: var(--font-mono); font-size: .86rem; line-height: 1.6; border: 1px solid var(--border-soft); }
.prose pre code { background: none; border: 0; padding: 0; color: inherit; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; font-size: .92rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: .55rem .8rem; text-align: left; }
.prose th { background: var(--surface-2); }
.prose img { border-radius: var(--radius-sm); }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 2rem 0; }
.article-hero { padding-bottom: 1.6rem; }
.article-meta { font-family: var(--font-mono); font-size: .82rem; color: var(--text-faint); display: flex; align-items: center; gap: .4rem; margin: 0; }
.article-cover { width: 100%; border-radius: var(--radius); margin: 1.8rem 0 0; }
.article .container-narrow > .prose { padding-top: 1rem; }

/* ---------- FAQ / privacy / related ---------- */
.faq-block { margin-top: 2.6rem; }
.faq-block h2 { font-size: 1.45rem; margin-bottom: 1rem; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: .6rem; background: var(--surface); }
.faq-item summary { cursor: pointer; padding: .85rem 1.1rem; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--amber); font-family: var(--font-mono); font-size: 1.1rem; }
.faq-item[open] summary::after { content: "−"; }
.faq-answer { margin: 0; padding: 0 1.1rem 1rem; color: var(--text-dim); line-height: 1.7; white-space: pre-line; }
.privacy-block { margin-top: 2.6rem; background: var(--teal-soft); border: 1px solid transparent; border-radius: var(--radius); padding: 1.4rem 1.6rem; }
.privacy-block h2 { margin: 0 0 .5rem; font-size: 1.1rem; color: var(--teal); display: flex; align-items: center; gap: .5rem; }
.privacy-block p { margin: 0; color: var(--text-dim); font-size: .94rem; }
.related-block { margin-top: 2.8rem; }
.related-block h2 { font-size: 1.35rem; margin-bottom: 1rem; }

/* ---------- Contact ---------- */
.contact-intro { margin-bottom: 1.6rem; }
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.1rem; display: flex; flex-direction: column; gap: .35rem; }
.form-group label { font-weight: 600; font-size: .9rem; }
.contact-form input, .contact-form textarea { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .65rem .85rem; color: var(--text); font-family: inherit; font-size: .95rem; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft); }
.hp-field { position: absolute !important; left: -9999px !important; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border-soft); background: var(--bg-alt); margin-top: 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; padding: 3rem 1.25rem 2rem; }
.footer-tag { color: var(--text-dim); font-size: .92rem; margin: .6rem 0; }
.footer-privacy { color: var(--text-faint); font-size: .84rem; display: flex; gap: .45rem; align-items: flex-start; max-width: 300px; }
.footer-h { font-family: var(--font-mono); font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; color: var(--text-faint); margin: 0 0 .8rem; }
.footer-col { display: flex; flex-direction: column; gap: .45rem; }
.footer-col a { color: var(--text-dim); font-size: .92rem; }
.footer-col a:hover { color: var(--amber); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 1.25rem 1.6rem; border-top: 1px solid var(--border-soft); color: var(--text-faint); font-size: .84rem; flex-wrap: wrap; }
.footer-bottom p { margin: 0; }
.footer-mono { font-family: var(--font-mono); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .header-search { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tool-io { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .main-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: var(--bg); border-bottom: 1px solid var(--border); padding: .8rem 1.25rem 1.2rem; gap: .2rem; box-shadow: var(--shadow-1); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: .7rem .8rem; }
  .hero { padding: 3.2rem 0 3rem; }
  .hero-search { flex-wrap: wrap; border-radius: var(--radius); padding: .6rem; }
  .hero-search .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 1.6rem; }
  .cta-box { padding: 1.8rem 1.4rem; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.6rem; }
  .tool-hero-row { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}
@media print {
  .site-header, .site-footer, .hero-ctas, .toast { display: none; }
}


/* ---------- Fixed premium header (v2) ---------- */
.site-header { background: rgba(255,255,255,.95); box-shadow: 0 6px 24px rgba(31,38,54,.06); }
.header-inner { height: 78px; gap: 1.8rem; }
.brand { gap: .72rem; min-width: max-content; }
.brand-copy { display:flex; flex-direction:column; line-height:1.05; gap:.24rem; }
.brand-copy strong { font-size:1.14rem; letter-spacing:-.025em; color:var(--text); }
.brand-copy small { font-size:.69rem; font-weight:650; letter-spacing:.055em; text-transform:uppercase; color:var(--text-faint); }
.main-nav { gap:.35rem; padding:.3rem; background:var(--surface-2); border:1px solid var(--border-soft); border-radius:999px; }
.main-nav a { font-size:1rem; font-weight:650; color:#3f485a; padding:.58rem 1rem; }
.main-nav a:hover { background:#fff; color:var(--teal); box-shadow:0 2px 8px rgba(31,38,54,.07); }
.header-search { min-width:225px; padding:.43rem .88rem; box-shadow:inset 0 1px 0 rgba(255,255,255,.9); }
.header-cta { display:inline-flex; align-items:center; gap:.38rem; padding:.62rem 1rem; border-radius:999px; color:#fff; background:linear-gradient(120deg,#c9680a,#e4862f); font-weight:750; font-size:.9rem; box-shadow:0 7px 18px rgba(201,104,10,.18); }
.header-cta:hover { color:#fff; text-decoration:none; transform:translateY(-1px); }
.custom-tool-frame { width:100%; min-height:540px; border:0; border-radius:12px; background:#fff; display:block; }
.custom-tool-note { margin:0 0 1rem; color:var(--text-dim); font-size:.9rem; }
.content-intro-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; margin-top:1.5rem; }
.content-intro-card { border:1px solid var(--border); background:var(--surface); border-radius:var(--radius); padding:1.25rem; }
.content-intro-card h3 { margin:.1rem 0 .45rem; font-size:1.02rem; }
.content-intro-card p { margin:0; color:var(--text-dim); font-size:.91rem; }
.tool-unavailable { text-align:center; padding:2.5rem 1rem; }
.tool-unavailable h2 { margin:.4rem 0; }
@media (max-width:1080px){ .header-search{display:none}.main-nav a{padding:.55rem .8rem}.header-cta{display:none} }
@media (max-width:760px){ .header-inner{height:70px}.brand-copy small{display:none}.main-nav{top:70px;border-radius:0;padding:.9rem 1.25rem 1.2rem;background:#fff}.main-nav a{font-size:1.05rem;padding:.75rem}.content-intro-grid{grid-template-columns:1fr} }