:root { font: 16px/1.55 system-ui, sans-serif; color: #211b2e; background: #f8f6fb; --accent: #5632a8; --line: #ded6e9; --muted: #61556e; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 1160px; margin: auto; padding-inline: clamp(20px, 5vw, 56px); }
header, footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-block: 20px; }
header { border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 9px; color: inherit; text-decoration: none; font-weight: 800; }
.brand span { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; color: white; background: var(--accent); }
.header-link { color: var(--accent); font-size: .85rem; font-weight: 700; }
.hero { min-height: 430px; padding: clamp(44px, 7vw, 88px) 0; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(20px, 5vw, 64px); align-items: center; }
.eyebrow { color: var(--accent); font: 800 .74rem/1.4 ui-monospace, monospace; letter-spacing: .12em; }
h1 { margin: .24em 0; font-size: clamp(2.5rem, 6.3vw, 5.1rem); line-height: 1; letter-spacing: -.065em; }
.lead { max-width: 490px; color: var(--muted); }
.action { display: inline-flex; align-items: center; gap: 14px; color: white; background: var(--accent); padding: 10px 15px; border-radius: 8px; text-decoration: none; font-weight: 750; }
.action:hover { background: #43247d; }
.tour { min-width: 0; border: 1px solid #cfc0e6; border-radius: 16px; background: #f1e9fc; padding: 14px; }
.tour-top, .file-demo, .setting-demo { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.tour-top { min-height: 32px; padding: 0 3px; color: var(--accent); font: 800 .74rem/1.3 ui-monospace, monospace; letter-spacing: .08em; }
.tour-screen { background: white; border: 1px solid var(--line); border-radius: 10px; min-height: 225px; padding: 16px; }
.tour-step h2 { margin: 0; }
.tour-step p { color: var(--muted); font-size: .84rem; margin: 4px 0 12px; }
.file-demo, .setting-demo { padding: 6px 0; border-bottom: 1px solid var(--line); font-size: .84rem; }
.file-demo small { margin-left: auto; color: var(--accent); font: 800 .65rem ui-monospace, monospace; }
.thumb { flex: none; width: 36px; height: 26px; border-radius: 4px; }
.coast { background: linear-gradient(145deg, #5b96bc 0 55%, #d9c5a4 55% 68%, #718b6b 68%); }
.hills { background: linear-gradient(160deg, #e4c5a6 0 45%, #9bab82 45% 62%, #4f725e 62%); }
.tour-nav { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px; }
.tour button { font: 650 .75rem system-ui, sans-serif; border: 1px solid #cdbbe8; border-radius: 5px; padding: 4px 7px; background: #fff; color: #492980; cursor: pointer; }
.tour button[aria-pressed=true] { background: var(--accent); color: #fff; border-color: var(--accent); }
.tour [hidden] { display: none; }
.tour-step:not([hidden]) { animation: reveal .22s ease-out; }
@keyframes reveal { from { opacity: .5; transform: translateY(3px); } }
@media (prefers-reduced-motion: reduce) { .tour-step:not([hidden]) { animation: none; } }
.updates { padding-bottom: 45px; }
h2 { font-size: 1.25rem; }
.updates p { max-width: 600px; color: var(--muted); }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .83rem; }
@media (max-width: 720px) { .hero { grid-template-columns: 1fr; } }