:root { color-scheme: light dark; --paper: #fdfaf0; --ink: #141414; --soft: #6b675c; --line: #e3dcc8; }
@media (prefers-color-scheme: dark) { :root { --paper: #141413; --ink: #f6f2e6; --soft: #a39e90; --line: #3a3832; } .logo { filter: invert(1); } }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--paper); color: var(--ink); font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { flex: 1; width: 100%; max-width: 560px; margin: 0 auto; padding: 56px 24px 40px; }
.hero { display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.logo { width: min(340px, 78%); height: auto; }
h1 { margin: 8px 0 0; font-size: 34px; line-height: 1.15; }
h2 { margin: 32px 0 6px; font-size: 19px; }
p { margin: 0; color: var(--soft); }
.doc p, .doc ul { margin: 0 0 12px; color: var(--soft); }
.doc ul { padding-left: 20px; }
.tags { list-style: none; margin: 6px 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.tags li { border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: 14px; }
.buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 12px; }
.btn { display: inline-flex; flex-direction: column; align-items: center; min-width: 190px; border-radius: 999px; padding: 12px 28px; font-weight: 600; line-height: 1.25; background: var(--ink); color: var(--paper); cursor: default; }
.btn.alt { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn small { font-weight: 400; font-size: 12px; opacity: .75; }
footer { padding: 24px; text-align: center; font-size: 14px; color: var(--soft); display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 18px; }
a { color: inherit; }
.phone { width: min(270px, 70%); margin: 22px 0 10px; border: 9px solid #141414; border-radius: 38px; overflow: hidden; background: #141414; box-shadow: 0 18px 50px rgba(0,0,0,.28); outline: 1px solid var(--line); }
.phone img { display: block; width: 100%; height: auto; border-radius: 29px; }
.btn.go { cursor: pointer; text-decoration: none; }
.btn.go:active { transform: scale(.97); }