/* QbitX — a direct route from the question to the evidence. */
@import url('/shared/styles/design-system.css?v=20260922-workbench');
@import url('/shared/styles/tool-finder.css?v=20260922-workbench');

body { --page-max: 1320px; --page-gutter: clamp(20px, 4vw, 56px); }
.topbar, .hero-inner, .index-inner, .footer-inner, .operator-inner { width: min(100%, var(--page-max)); margin-inline: auto; padding-inline: var(--page-gutter); }
a { color: inherit; }
button, input { font: inherit; }
.skip-link { position: absolute; top: -100%; left: 20px; z-index: 100; background: var(--charcoal); color: var(--silver); padding: 12px 20px; }
.skip-link:focus { top: 12px; }
.topbar-band { border-bottom: 1px solid var(--border); }
.topbar { height: 88px; display: flex; align-items: center; gap: 48px; }
.lockup { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.lockup-mark { width: 44px; height: 44px; }
.lockup-rule { width: 1px; height: 26px; background: var(--storm); }
.lockup-word { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -1px; }
.topnav { display: flex; gap: 28px; margin-right: auto; }
.topnav a { color: var(--mist); text-decoration: none; padding-block: 12px; font-size: 14px; }
.topnav a:first-child { color: var(--silver); }
.topnav a:hover { color: var(--signal); }
.theme-toggle { display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0; margin-left: -36px; border: 1px solid var(--storm); border-radius: 6px; background: var(--bg-input); color: var(--mist); cursor: pointer; transition: color 150ms, border-color 150ms; }
.theme-toggle:hover { color: var(--silver); border-color: var(--text-muted); }
.theme-toggle .ui-icon { width: 16px; height: 16px; background: currentColor; -webkit-mask: var(--icon-url) center / contain no-repeat; mask: var(--icon-url) center / contain no-repeat; }
.icon-sun { --icon-url: url('/assets/icons/sun.svg'); }
.icon-moon { --icon-url: url('/assets/icons/moon.svg'); }
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: clamp(32px, 5vw, 80px); padding-block: 42px 48px; position: relative; z-index: 1; }
.hero-kicker { display: flex; align-items: center; gap: 10px; color: var(--mist); font-size: 13px; margin-bottom: 24px; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; flex-shrink: 0; background: var(--accent-success); }
.hero-title { font-family: var(--font-ui); font-size: clamp(48px, 5.5vw, 76px); font-weight: 600; font-stretch: 95%; line-height: 1.03; letter-spacing: -0.055em; }
.hero-title span { color: var(--mist); }
.hero-lede { color: var(--mist); font-size: 16px; line-height: 1.75; margin-top: 24px; max-width: 48ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.action { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 44px; padding: 10px 20px; border-radius: 6px; font-size: 14px; font-weight: 500; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: background 150ms, border-color 150ms; }
.action-primary { background: var(--crimson); color: var(--on-crimson); border-color: #a7384b; }
.action-primary:hover { background: #a52c42; }
.action-quiet { background: transparent; color: var(--mist); border-color: var(--storm); }
.action-quiet:hover { background: var(--charcoal); color: var(--silver); }
.hero-footnote { display: flex; flex-wrap: wrap; gap: 10px; color: var(--text-muted); font-size: 12px; margin-top: 22px; }
.hero-scene { position: absolute; inset: 0 0 0 35%; opacity: .25; pointer-events: none; }
.hero-scene img { width: 100%; height: 100%; object-fit: cover; mask-image: linear-gradient(90deg, transparent, #000 50%); }
/* Daylight: the night lake as a silver print, so mist stays mist instead of mud. */
:root[data-theme="light"] .hero-scene { opacity: .42; }
:root[data-theme="light"] .hero-scene img { filter: grayscale(1) brightness(1.55) contrast(.8); }
.quickstart { background: var(--bg-input); border: 1px solid var(--storm); border-radius: 10px; box-shadow: var(--shadow-float); padding: 24px 28px 0; }
.quickstart-head { display: flex; justify-content: space-between; align-items: center; color: var(--mist); font-size: 12px; }
.quickstart-symbol { color: var(--signal); font-size: 20px; }
.quickstart h2 { font-size: 22px; letter-spacing: -.025em; margin: 12px 0 20px; font-weight: 500; }
.quickstart-link { display: flex; align-items: center; gap: 16px; padding: 17px 0; text-decoration: none; border-top: 1px solid var(--border); }
.quickstart-link > span:last-child { margin-left: auto; color: var(--text-muted); transition: transform 150ms; }
.quickstart-link:hover > span:last-child { color: var(--signal); transform: translateX(4px); }
.quickstart-link:hover strong { color: var(--signal); }
.quickstart-glyph { width: 38px; height: 38px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid var(--border); border-radius: 6px; background: var(--charcoal); color: var(--mist); font-family: var(--font-mono); font-size: 20px; }
.quickstart-link strong { display: block; font-weight: 500; font-size: 14px; }
.quickstart-link small { display: block; margin-top: 3px; color: var(--text-muted); font-size: 12px; }
.quickstart-note { border-top: 1px solid var(--border); display: flex; align-items: center; gap: 8px; margin-top: 4px; padding: 15px 0; font-size: 11px; color: var(--mist); }
.index { padding-block: 40px 64px; scroll-margin-top: 24px; }
.index-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; margin-bottom: 26px; }
.section-overline { color: var(--text-muted); font-size: 12px; margin-bottom: 8px; }
.index-head h2 { font-size: clamp(23px, 2.5vw, 30px); font-weight: 500; letter-spacing: -.035em; }
.index-note { color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.directory-controls { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.directory-search { display: flex; align-items: center; gap: 12px; flex: 1; max-width: 380px; min-height: 44px; padding: 0 14px; border: 1px solid var(--storm); background: var(--bg-input); border-radius: 6px; color: var(--text-muted); }
.directory-search:focus-within { border-color: var(--signal); outline: 1px solid var(--signal); }
.directory-search > span { font-size: 26px; line-height: 1; }
.directory-search input { background: transparent; border: 0; outline: none; color: var(--silver); min-width: 0; width: 100%; height: 42px; font-size: 13px; }
.directory-search input::placeholder { color: var(--text-muted); opacity: 1; }
.directory-search kbd { border: 1px solid var(--storm); padding: 0 5px; font-size: 11px; border-radius: 3px; }
.directory-filters { display: flex; flex-wrap: wrap; gap: 4px; }
.directory-filters button { border: 1px solid transparent; background: transparent; color: var(--mist); padding: 8px 12px; min-height: 40px; border-radius: 5px; cursor: pointer; font-size: 12px; }
.directory-filters button[aria-pressed="true"] { border-color: var(--storm); background: var(--charcoal-high); color: var(--silver); }
.directory-filters button:hover { color: var(--silver); background: var(--charcoal); }
.directory-filters button span { font-family: var(--font-mono); color: var(--text-muted); margin-left: 5px; font-size: 10px; }
.directory-count { color: var(--text-muted); font-size: 12px; margin-top: 14px; }
.tool-directory { display: grid; gap: 28px; margin-top: 26px; }
.index-group { min-width: 0; display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 24px; }
.group-label { font-size: 13px; font-weight: 500; color: var(--mist); padding-top: 20px; }
.tool-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; column-gap: 32px; border-top: 1px solid var(--storm); }
.tool-list li { min-width: 0; }
.tool-row { display: flex; align-items: flex-start; gap: 16px; text-decoration: none; padding: 20px 8px; height: 100%; border-bottom: 1px solid var(--border); transition: background 150ms; border-radius: 4px; }
.tool-row:hover { background: var(--charcoal); }
.tool-glyph { width: 34px; flex-shrink: 0; padding-top: 2px; font-family: var(--font-mono); color: var(--mist); font-size: 19px; text-align: center; }
.tool-copy { min-width: 0; flex: 1; }
.tool-name { display: block; color: var(--silver); font-size: 16px; font-weight: 500; margin-bottom: 5px; }
.tool-role { display: block; color: var(--mist); font-size: 13px; line-height: 1.6; max-width: 44ch; }
.tool-path { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--text-muted); margin-top: 10px; }
.tool-arrow { color: var(--text-muted); font-size: 18px; padding-right: 4px; }
.tool-row:hover .tool-arrow, .tool-row:hover .tool-name { color: var(--signal); }
.directory-empty { padding: 50px 16px; text-align: center; }
.directory-empty p { color: var(--mist); margin: 10px 0 20px; }
.operator-note { border-block: 1px solid var(--border); background: var(--bg-input); }
.operator-inner { display: flex; align-items: center; gap: 24px; padding-block: 30px; }
.operator-inner h2 { font-size: 18px; font-weight: 500; letter-spacing: -.02em; }
.operator-inner p { font-size: 13px; color: var(--mist); margin-top: 4px; }
.operator-inner a { margin-left: auto; color: var(--mist); font-size: 13px; text-decoration: none; padding-block: 8px; }
.operator-inner a:hover { color: var(--signal); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-block: 24px; font-size: 11px; color: var(--text-muted); }
.footer-coords { font-family: var(--font-mono); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { text-decoration: none; }
@media (max-width: 1050px) { .hero-inner { gap: 30px; } .quickstart { padding-inline: 20px; } .directory-controls { flex-wrap: wrap; } .directory-search { max-width: none; } .index-note { display: none; } }
@media (max-width: 760px) {
  .topbar { height: 72px; gap: 24px; } .topnav { gap: 18px; } .topbar .finder-trigger { display: none; }
  /* The hero CTA and skip link already reach #tools, so its nav link makes room for the theme toggle. */
  .topnav a:first-child { display: none; } .theme-toggle { margin-left: -8px; }
  .hero-inner { grid-template-columns: 1fr; padding-block: 36px; gap: 32px; }
  .hero-title { font-size: clamp(48px, 9vw, 64px); } .hero-kicker { margin-bottom: 20px; }
  .hero-scene { inset: 0; opacity: .16; } .quickstart { max-width: 520px; width: 100%; }
  :root[data-theme="light"] .hero-scene { opacity: .24; }
  .hero-footnote { font-size: 11px; } .hero-lede { font-size: 15px; }
  .tool-directory { gap: 28px; } .index-group { display: block; } .tool-list { grid-template-columns: 1fr; } .group-label { padding: 0 0 12px; } .index { padding-top: 30px; }
  .directory-controls { gap: 12px; } .directory-search { flex-basis: 100%; }
  .directory-filters { gap: 0; width: 100%; justify-content: space-between; } .directory-filters button { padding: 8px; }
  .operator-inner { flex-wrap: wrap; gap: 16px; } .operator-inner img { width: 36px; height: 36px; } .operator-inner div { flex: 1; } .operator-inner a { margin-left: 52px; }
  .footer-claim { order: 3; width: 100%; max-width: 52ch; }
}
@media (max-width: 360px) { .lockup-rule, .lockup-word { display: none; } }
@media (max-width: 420px) { .topbar { gap: 20px; } .topnav { gap: 14px; } .topnav a { font-size: 12px; } .lockup-word { font-size: 24px; } .lockup-mark { width: 32px; height: 32px; } .lockup { gap: 10px; } .action { padding-inline: 14px; gap: 12px; } }