/* ===========================================================================
   Theme — tweak these variables to reskin the whole site
   =========================================================================== */
:root {
  --bg:          #0a0b14;
  --bg-alt:      #0f111d;
  --surface:     #161827;
  --surface-2:   #1d2032;
  --border:      #262a3f;
  --text:        #e8eaf2;
  --text-soft:   #9aa0b8;
  --text-faint:  #6b7088;

  --accent:      #7c5cff;
  --accent-2:    #2dd4bf;
  --accent-grad: linear-gradient(120deg, #7c5cff 0%, #2dd4bf 100%);

  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max:  1140px;
  --radius: 14px;
}

/* ===========================================================================
   Reset
   =========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--accent-2); text-decoration: none; }
button { font-family: inherit; }

/* Accessibility */
.skip-link {
  position: absolute; left: -999px;
  background: var(--accent); color: #fff; padding: .5rem 1rem; z-index: 100; border-radius: 6px;
}
.skip-link:focus { left: 1rem; top: 1rem; }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; border-radius: 4px; }

/* ===========================================================================
   Layout helpers
   =========================================================================== */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: 1.25rem; }
.section { padding: 4rem 0; }
.section-alt { background: var(--bg-alt); }

h1 { font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.1; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); letter-spacing: -0.01em; }
h3 { font-size: 1.05rem; }
p  { color: var(--text-soft); }

.grad {
  background: var(--accent-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ===========================================================================
   Header
   =========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,11,20,.82); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: .85rem; }
.logo {
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 700; font-size: 1.1rem; color: var(--text);
}
.logo-mark {
  display: inline-grid; place-items: center;
  width: 1.7em; height: 1.7em; border-radius: 7px;
  background: var(--accent-grad); color: #0a0b14;
  font-weight: 800; font-size: .8em; letter-spacing: -0.04em;
}

.nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); display: block; border-radius: 2px; }

.site-nav { display: none; }
.site-nav.open {
  display: flex; flex-direction: column;
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--surface); border-bottom: 1px solid var(--border); padding: 1rem 1.25rem; gap: .25rem;
}
.site-nav a { padding: .55rem 0; color: var(--text-soft); font-weight: 500; }
.site-nav a:hover { color: var(--text); }

/* ===========================================================================
   Book band (product banner, top of homepage)
   =========================================================================== */
.book-band {
  background: linear-gradient(120deg, rgba(124,92,255,.14), rgba(45,212,191,.1)), var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 1.4rem 0;
}
.book-band-inner {
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.6rem;
}
.book-band-badge {
  display: inline-block; text-transform: uppercase; letter-spacing: .1em;
  font-size: .68rem; font-weight: 700; color: #0a0b14;
  background: var(--accent-grad); border-radius: 999px; padding: .3rem .7rem;
  white-space: nowrap;
}
.book-band-text { flex: 1 1 320px; font-size: .96rem; color: var(--text-soft); }
.book-band-text strong { color: var(--text); }
.book-band .btn { flex: 0 0 auto; }

/* ===========================================================================
   Hero
   =========================================================================== */
.hero {
  padding: 5rem 0 4rem;
  background:
    radial-gradient(60% 80% at 80% -10%, rgba(124,92,255,.18), transparent 60%),
    radial-gradient(50% 70% at 0% 0%, rgba(45,212,191,.12), transparent 55%);
}
.eyebrow {
  display: inline-block; text-transform: uppercase; letter-spacing: .14em;
  font-size: .72rem; font-weight: 700; color: var(--accent-2);
  border: 1px solid var(--border); border-radius: 999px; padding: .35rem .8rem; margin-bottom: 1.4rem;
}
.hero-sub { font-size: 1.12rem; margin: 1.2rem 0 2rem; max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-stats { margin-top: 1.8rem; font-size: .9rem; color: var(--text-faint); }
.hero-stats strong { color: var(--text); }

/* ===========================================================================
   Buttons
   =========================================================================== */
.btn {
  display: inline-block; padding: .8rem 1.4rem; border-radius: 10px;
  font-weight: 600; cursor: pointer; border: 1px solid transparent;
  transition: transform .05s, background .2s, border-color .2s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #6a49f0; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent-2); color: var(--accent-2); }
.btn-lg { padding: 1rem 1.8rem; font-size: 1.05rem; white-space: nowrap; }

/* ===========================================================================
   Section heads
   =========================================================================== */
.section-head { display: flex; align-items: center; gap: .75rem; }
.section-lead { margin: .6rem 0 2rem; max-width: 60ch; }
.badge-sponsored {
  font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--text-faint); border: 1px solid var(--border); border-radius: 6px; padding: .2rem .5rem;
}

/* ===========================================================================
   Controls (search + filters)
   =========================================================================== */
.controls { margin: 1.8rem 0 1rem; display: grid; gap: 1rem; }
.search {
  width: 100%; padding: .9rem 1.1rem; font-size: 1rem;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 12px;
}
.search::placeholder { color: var(--text-faint); }
.search:focus { outline: none; border-color: var(--accent); }

.filter-row { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.filter-label { font-size: .85rem; color: var(--text-faint); margin-right: .25rem; }
.chip {
  background: var(--surface); color: var(--text-soft);
  border: 1px solid var(--border); border-radius: 999px;
  padding: .5rem .95rem; font-size: .85rem; font-weight: 500; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.chip:hover { color: var(--text); border-color: var(--text-faint); }
.chip.is-active { background: var(--accent); color: #fff; border-color: var(--accent); }
.chip-sm { padding: .4rem .8rem; font-size: .8rem; }

.result-count { font-size: .85rem; color: var(--text-faint); margin: 1.2rem 0 .5rem; }

/* ===========================================================================
   Tool grid + cards
   =========================================================================== */
.grid { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
.grid-tools { grid-template-columns: 1fr; }

.tool-card {
  display: flex; flex-direction: column; gap: .85rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.4rem;
  transition: border-color .2s, transform .12s, box-shadow .2s;
  text-decoration: none; color: inherit;
}
.tool-card:hover {
  border-color: rgba(124,92,255,.5); transform: translateY(-3px);
  box-shadow: 0 12px 32px -16px rgba(124,92,255,.5);
}
.tool-card.is-featured { border-color: rgba(45,212,191,.4); background: linear-gradient(180deg, rgba(45,212,191,.05), var(--surface)); }

.tool-top { display: flex; align-items: center; gap: .8rem; }
.tool-logo {
  flex: 0 0 auto; width: 44px; height: 44px; border-radius: 11px;
  display: grid; place-items: center; font-weight: 800; font-size: 1.2rem; color: #0a0b14;
}
.tool-title { font-size: 1.1rem; font-weight: 700; color: var(--text); line-height: 1.2; }
.tool-cat { font-size: .78rem; color: var(--text-faint); }
.tool-desc { color: var(--text-soft); font-size: .92rem; flex: 1; }

.tool-meta { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-top: .2rem; }
.price-badge {
  font-size: .72rem; font-weight: 700; padding: .25rem .6rem; border-radius: 999px; border: 1px solid var(--border);
}
.price-Free     { color: #4ade80; border-color: rgba(74,222,128,.35); }
.price-Freemium { color: #38bdf8; border-color: rgba(56,189,248,.35); }
.price-Paid     { color: #fbbf24; border-color: rgba(251,191,36,.35); }

.tool-visit {
  font-weight: 600; font-size: .9rem; color: var(--text);
  display: inline-flex; align-items: center; gap: .3rem;
}
.tool-visit:hover { color: var(--accent-2); }
.ribbon {
  align-self: flex-start; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
  color: var(--accent-2); background: rgba(45,212,191,.12); border-radius: 6px; padding: .2rem .5rem;
}

.empty-state { text-align: center; color: var(--text-faint); padding: 2.5rem 0; }

/* ===========================================================================
   Review pages (tools/*.html)
   =========================================================================== */
.breadcrumb { font-size: .85rem; color: var(--text-faint); margin: 1.5rem 0; }
.breadcrumb a { color: var(--text-soft); }
.breadcrumb a:hover { color: var(--accent-2); }
.breadcrumb span { margin: 0 .4rem; }

.review { max-width: 760px; }
.review-head { display: flex; align-items: center; gap: 1.1rem; margin-bottom: 1.8rem; }
.review-head .tool-logo { width: 64px; height: 64px; border-radius: 15px; font-size: 1.7rem; }
.review-head h1 { font-size: clamp(1.7rem, 5vw, 2.5rem); line-height: 1.1; }
.review-meta { display: flex; align-items: center; gap: .6rem; margin-top: .55rem; color: var(--text-faint); font-size: .9rem; }
.review-lead { font-size: 1.15rem; color: var(--text-soft); margin-bottom: .5rem; }
.review section { margin: 2rem 0; }
.review section h2 { font-size: 1.3rem; margin-bottom: .6rem; }
.review-cta {
  display: flex; flex-wrap: wrap; gap: .75rem; align-items: center;
  margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.review-note { font-size: .82rem; color: var(--text-faint); margin-top: 1.5rem; }

.related { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); max-width: none; }
.related h2 { font-size: 1.2rem; margin-bottom: 1.2rem; }

/* Category pages */
.cat-hero { padding: 2.5rem 0 1.5rem; }
.cat-hero h1 { font-size: clamp(1.8rem, 5vw, 2.8rem); line-height: 1.1; max-width: 18ch; }
.cat-intro { font-size: 1.12rem; color: var(--text-soft); max-width: 65ch; margin-top: 1rem; }

/* 404 page */
.notfound { text-align: center; padding: 5rem 0 6rem; }
.nf-code {
  font-size: clamp(4rem, 16vw, 8rem); font-weight: 800; line-height: 1; letter-spacing: -3px;
  background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.notfound h1 { font-size: clamp(1.5rem, 4vw, 2.2rem); margin-top: .5rem; }
.nf-text { max-width: 48ch; margin: 1rem auto 2rem; }
.nf-actions { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; }

/* Footer category links */
.footer-cats { display: flex; flex-wrap: wrap; gap: .35rem 1.2rem; margin: .3rem 0 .2rem; }
.footer-cats a { font-size: .85rem; color: var(--text-soft); }
.footer-cats a:hover { color: var(--accent-2); }

/* ===========================================================================
   Blog / guide articles (blog/*.html)
   =========================================================================== */
.review > h1 { font-size: clamp(1.7rem, 5vw, 2.5rem); line-height: 1.12; margin-bottom: .5rem; }
.article-meta { font-size: .85rem; color: var(--text-faint); margin-bottom: 2rem; }
.review > p { margin: 1rem 0; }
.review h2 { margin: 2.2rem 0 .6rem; }
.review ul, .review ol { margin: 1rem 0; padding-left: 1.3rem; color: var(--text-soft); }
.review li { margin: .45rem 0; }
.review strong { color: var(--text); font-weight: 700; }
.review a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 2px; }
.review a:hover { color: var(--text); }
.review pre {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 1rem 1.1rem; overflow-x: auto; margin: 1.2rem 0;
}
.review pre code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: .9rem; color: var(--text); }
.review code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: .88em;
  background: var(--surface-2); border: 1px solid var(--border);
  padding: .1rem .4rem; border-radius: 5px; color: var(--text);
}
.review pre code { background: none; border: 0; padding: 0; }
.article-cta {
  margin: 2.5rem 0 1rem; padding: 1.5rem; border: 1px solid rgba(45,212,191,.4);
  border-radius: var(--radius); background: linear-gradient(180deg, rgba(45,212,191,.06), var(--surface));
}
.related { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.related h2 { font-size: 1.2rem; margin-bottom: 1rem; }
.related ul { list-style: none; padding: 0; display: grid; gap: .6rem; }
.related a { color: var(--text-soft); text-decoration: none; font-weight: 500; }
.related a:hover { color: var(--accent-2); }

/* ===========================================================================
   CTA band
   =========================================================================== */
.cta-band {
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(124,92,255,.2), transparent 60%),
    var(--surface);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.cta-inner { display: grid; gap: 1.5rem; }
.cta-inner h2 { margin-bottom: .6rem; }
.cta-inner p { max-width: 50ch; }

/* ===========================================================================
   Footer
   =========================================================================== */
.site-footer { padding: 2.5rem 0; border-top: 1px solid var(--border); }
.footer-inner { display: grid; gap: .8rem; }
.footer-brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; color: var(--text); }
.footer-note, .footer-copy { font-size: .82rem; color: var(--text-faint); max-width: 65ch; }

/* ===========================================================================
   Breakpoints
   =========================================================================== */
@media (min-width: 600px) {
  .grid-tools { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .site-nav { display: flex; gap: 1.6rem; }
  .cta-inner { grid-template-columns: 1fr auto; align-items: center; }
}
@media (min-width: 980px) {
  .grid-tools { grid-template-columns: repeat(3, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}