:root { --ink: #17213b; --muted: #65708a; --canvas: #fffdf8; --paper: #ffffff; --sun: #ffcc3c; --sun-light: #fff0b7; --blue: #2864dc; --blue-dark: #184bad; --line: #e7e8ec; --radius: 22px; --shadow: 0 16px 45px rgba(31, 43, 71, .09); }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--canvas); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 10; left: 16px; top: -50px; padding: 9px 13px; color: #fff; background: var(--blue); border-radius: 8px; transition: top .2s; }
.skip-link:focus { top: 16px; }
.site-header, .section, .hero, footer { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.site-header { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: -.04em; font-size: 1.1rem; }
.brand-logo { width: 38px; height: 38px; object-fit: cover; object-position: 50% 28%; border-radius: 11px; background: #fff; border: 1px solid var(--line); }
nav { display: flex; gap: 28px; font-size: .9rem; font-weight: 650; color: var(--muted); }
nav a:hover { color: var(--ink); }
.header-action { padding: 11px 16px; border: 1px solid var(--line); border-radius: 12px; font-size: .88rem; font-weight: 750; background: var(--paper); }
.header-action:hover { border-color: var(--ink); }
.hero { padding: 92px 0 98px; text-align: center; background: radial-gradient(circle at 52% 20%, var(--sun-light), transparent 42%); }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-size: .72rem; letter-spacing: .12em; font-weight: 800; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 810px; margin: 0 auto; font-size: clamp(3rem, 7vw, 5.65rem); line-height: .98; letter-spacing: -.075em; }
h1 em { font-family: Georgia, serif; font-weight: 500; color: var(--blue); }
.hero-copy { max-width: 535px; margin: 25px auto 34px; color: var(--muted); font-size: 1.08rem; }
.search-box { width: min(640px, 100%); min-height: 64px; display: flex; align-items: center; gap: 13px; margin: auto; padding: 8px 10px 8px 20px; text-align: left; border: 1px solid #dcdde2; border-radius: 18px; background: var(--paper); box-shadow: var(--shadow); color: var(--muted); }
.search-box input { width: 100%; border: 0; outline: 0; color: var(--ink); background: transparent; }
.search-box input::placeholder { color: #949bb0; }
.search-hint { padding: 4px 7px; border: 1px solid var(--line); border-radius: 6px; color: #a1a7b8; font-size: .72rem; white-space: nowrap; }
.section { padding: 90px 0; }
.section-heading h2, .cta h2 { margin-bottom: 0; font-size: clamp(2rem, 4vw, 3.25rem); letter-spacing: -.055em; line-height: 1.05; }
.category-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 35px; }
.category-card { min-height: 160px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; padding: 20px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); text-align: left; font-weight: 750; cursor: pointer; transition: transform .18s, box-shadow .18s, border-color .18s; }
.category-card span { align-self: flex-end; color: var(--blue); font-size: 1.25rem; }
.category-card:hover, .category-card[aria-pressed="true"] { transform: translateY(-4px); border-color: var(--sun); box-shadow: var(--shadow); }
.category-page { padding: 70px 0 90px; }
.back-link { display: inline-flex; gap: 8px; margin-bottom: 48px; color: var(--blue); font-size: .9rem; font-weight: 800; }
.category-page-header { max-width: 720px; margin-bottom: 44px; }
.category-page-header h1 { margin: 0; font-size: clamp(3rem, 7vw, 5.5rem); }
.category-page-header p:last-child { max-width: 560px; margin: 22px 0 0; color: var(--muted); font-size: 1.08rem; }
.category-page .tools-heading { margin-bottom: 25px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 1160px; margin: 0 auto; padding: 37px 5%; background: var(--ink); border-radius: 28px; color: #fff; text-align: center; }
.stats div + div { border-left: 1px solid rgba(255,255,255,.18); }
.stats strong { display: block; color: var(--sun); font-size: 2.2rem; letter-spacing: -.06em; }
.stats span { color: #d4d9e7; font-size: .88rem; }
.tools-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; }
#results-summary { margin: 0; color: var(--muted); font-size: .9rem; }
.filters { display: flex; flex-wrap: wrap; gap: 9px; margin: 34px 0 25px; }
.filter-button { padding: 9px 15px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); color: var(--muted); font-size: .85rem; font-weight: 700; cursor: pointer; }
.filter-button:hover, .filter-button[aria-pressed="true"] { border-color: var(--blue); background: var(--blue); color: #fff; }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tool-card { position: relative; min-height: 275px; padding: 25px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 2px 8px rgba(31,43,71,.02); transition: transform .18s, box-shadow .18s; }
.tool-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.tool-card-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 15px; }
.tool-visual { flex: 0 0 55px; }
.tool-icon, .tool-image { display: grid; place-items: center; width: 55px; height: 55px; border-radius: 14px; }
.tool-icon { background: var(--sun-light); color: var(--blue-dark); font-size: 1.4rem; }
.tool-image { object-fit: cover; }
.tool-card h3 { margin: 1px 0 8px; font-size: 1.12rem; letter-spacing: -.04em; }
.tool-card .tool-meta { margin: 0; color: var(--blue); font-size: .71rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.tool-meta span { margin-left: 7px; padding-left: 7px; border-left: 1px solid #b6c4e9; color: var(--muted); }
.kind-filters { display: flex; gap: 9px; margin: 0 0 25px; }
.kind-filter-button { padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--paper); font-size: .82rem; font-weight: 750; cursor: pointer; }
.kind-filter-button:hover, .kind-filter-button[aria-pressed="true"] { color: #fff; border-color: var(--ink); background: var(--ink); }
.prompt-article { width: min(960px, calc(100% - 48px)); margin: 0 auto; padding: 60px 0 90px; }
.prompt-hero { width: 100%; max-height: 620px; object-fit: cover; border-radius: var(--radius); margin: 24px 0 38px; }
.prompt-article h1 { margin: 0; font-size: clamp(2.6rem, 6vw, 4.8rem); line-height: 1; }
.prompt-article h2 { margin-top: 54px; font-size: 1.65rem; }
.prompt-article pre { padding: 22px; overflow: auto; white-space: pre-wrap; border-radius: 16px; background: var(--ink); color: #f7f8ff; font: .85rem/1.55 ui-monospace, monospace; }
.copy-button { padding: 10px 14px; border: 0; border-radius: 10px; background: var(--sun); color: var(--ink); font-weight: 800; cursor: pointer; }
.steps li { margin: 11px 0; }
.video-example { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--radius); }
.tool-card h3 { margin-bottom: 9px; font-size: 1.25rem; letter-spacing: -.04em; }
.tool-description { color: var(--muted); font-size: .91rem; }
.tool-card button, .tool-card .tool-link { position: absolute; bottom: 23px; padding: 0; border: 0; color: var(--ink); background: none; font-weight: 800; cursor: pointer; }
.tool-card button span, .tool-card .tool-link span { color: var(--blue); margin-left: 4px; }
.empty-state { padding: 50px; border: 1px dashed #c9ccd5; border-radius: var(--radius); text-align: center; background: var(--paper); }
.empty-state p { color: var(--muted); }
.empty-state button { padding: 10px 14px; border: 0; border-radius: 10px; background: var(--sun); color: var(--ink); font-weight: 800; cursor: pointer; }
.cta { width: min(1160px, calc(100% - 48px)); margin: 15px auto 75px; padding: clamp(40px, 7vw, 84px); border-radius: 28px; background: var(--sun); }
.cta h2 { max-width: 600px; }
.cta a { display: inline-block; margin-top: 26px; padding: 13px 17px; border-radius: 12px; background: var(--ink); color: #fff; font-size: .9rem; font-weight: 800; }
.cta a span { color: var(--sun); }
footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; padding: 29px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .8rem; }
footer p { margin: 0; } footer > span { text-align: right; }
.toast { position: fixed; z-index: 3; right: 24px; bottom: 24px; max-width: 300px; padding: 14px 18px; border-radius: 13px; background: var(--ink); box-shadow: var(--shadow); color: #fff; font-size: .9rem; }
@media (max-width: 720px) { .site-header, .section, .hero, footer, .cta { width: min(100% - 32px, 560px); } .site-header { min-height: 70px; } nav, .header-action { display: none; } .hero { padding: 63px 0 64px; } h1 { font-size: clamp(2.85rem, 15vw, 4.1rem); } .hero-copy { font-size: 1rem; } .category-grid { grid-template-columns: repeat(2, 1fr); } .category-card:last-child { grid-column: span 2; min-height: 110px; } .stats { border-radius: 0; padding: 28px 16px; } .stats strong { font-size: 1.7rem; } .tools-heading { align-items: flex-start; flex-direction: column; } .tool-grid { grid-template-columns: 1fr; } .tool-card { min-height: 245px; } footer { grid-template-columns: 1fr; text-align: left; } footer > span { text-align: left; } .toast { right: 16px; bottom: 16px; left: 16px; max-width: none; } }
@media (max-width: 400px) { .category-grid { grid-template-columns: 1fr; } .category-card:last-child { grid-column: auto; } .stats strong { font-size: 1.35rem; } .stats span { font-size: .73rem; } }