.toolbox-index .container{width:min(1160px,calc(100% - 64px))}.directory-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;padding:18px 0 36px;border-bottom:1px solid var(--border-light)}.directory-kicker{font:10px var(--font-mono);letter-spacing:.13em;color:var(--accent);margin-bottom:18px}.directory-heading h1{font-family:var(--font-serif);font-size:clamp(34px,5vw,52px);line-height:1.3;font-weight:400;margin-bottom:14px}.directory-heading .subtitle{margin-bottom:0}.directory-note{color:var(--text-muted);font-size:12px;text-align:right}.directory-search{margin-top:30px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px 30px}.directory-search label{grid-column:1 / -1;margin:0}.directory-search input{max-width:480px}.directory-search p{color:var(--text-muted);font-size:12px}.directory-group{margin-top:50px}.directory-group-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:20px}.directory-group-heading span{font:9px var(--font-mono);letter-spacing:.12em;color:var(--text-muted)}.directory-group-heading h2{font-family:var(--font-serif);font-size:25px;font-weight:400;margin-top:8px}.directory-group-heading p{font-size:12px;color:var(--text-secondary)}.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.directory-group{--group-surface: var(--tool-surface);--group-border: var(--tool-border);--group-accent: var(--tool-accent)}.group-data{--group-surface: var(--tutorial-surface);--group-border: var(--tutorial-border);--group-accent: var(--tutorial-accent)}.group-daily{--group-surface: var(--essay-surface);--group-border: var(--essay-border);--group-accent: var(--essay-accent)}.directory-tool{position:relative;min-width:0;background:var(--group-surface);border:1px solid var(--border-light);border-radius:12px;padding:24px;transition:border-color .2s,transform .2s}.directory-tool:hover{border-color:var(--group-border);transform:translateY(-3px)}.directory-tool:focus-visible{outline-color:var(--group-accent)}.directory-icon{display:inline-grid;place-items:center;height:40px;min-width:40px;font:17px var(--font-mono);color:var(--group-accent);margin-bottom:28px}.directory-tool h3{font-weight:500;font-size:17px;margin-bottom:8px}.directory-tool p{font-size:12px;color:var(--text-secondary)}.directory-arrow{position:absolute;right:24px;top:26px;font-size:19px;color:var(--group-accent)}.directory-empty{padding:60px 0;color:var(--text-secondary);text-align:center}@media (max-width: 900px){.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 700px){.toolbox-index .container{width:calc(100% - 36px)}.directory-heading{padding-top:8px}.directory-note,.directory-group-heading p{display:none}.directory-search{grid-template-columns:1fr}.directory-search label{grid-column:auto}.directory-search p{margin-top:6px}.directory-grid{grid-template-columns:1fr;gap:12px}.directory-tool{padding:22px}.directory-icon{margin-bottom:16px}}