:root {
  --ground: #F5F5F2; --surface: #FFFFFF; --ink: #15171A; --muted: #5F636B; --line: #E4E4DF;
  --btn-top: #A3233F; --btn-bottom: #5A0F24;
  --move: #0F766E; --events: #BE123C; --create: #B45309; --friends: #0369A1; --you: #6D28D9; --media: #4D7C0F;
  --move-t: #CCF5EE; --events-t: #FFE4E6; --create-t: #FEF0C7; --friends-t: #DDF0FC; --you-t: #EDE9FE; --media-t: #E8F7CF;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #121417; --surface: #1C1F24; --ink: #F2F3F5; --muted: #A0A6B0; --line: #2A2E35;
    --move: #5EEAD4; --events: #FDA4AF; --create: #FCD34D; --friends: #7DD3FC; --you: #C4B5FD; --media: #BEF264;
    --move-t: #183A37; --events-t: #40232A; --create-t: #3D3418; --friends-t: #173447; --you-t: #2E2747; --media-t: #2D3A17;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif; line-height: 1.55; }
a { color: inherit; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }
header.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px 0; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 20px; letter-spacing: -0.01em; }
.brand .icon { width: 40px; height: 40px; border-radius: 10px; background: #15171A; display: flex; align-items: center; justify-content: center; }
nav.links { display: flex; gap: 16px; font-size: 14px; font-weight: 600; color: var(--muted); flex-wrap: wrap; }
nav.links a { text-decoration: none; }
nav.links a:hover { color: var(--ink); }
.hero { padding: 40px 0 28px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 14px; }
.hero p { font-size: 18px; color: var(--muted); max-width: 600px; margin: 0 0 24px; }
.btn { display: inline-flex; align-items: center; gap: 8px; height: 50px; padding: 0 22px; border-radius: 16px; color: #FFFFFF; text-decoration: none; font-weight: 700;
  background: linear-gradient(180deg, var(--btn-top) 0%, var(--btn-bottom) 100%); box-shadow: 0 8px 16px -8px rgba(90, 15, 36, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.28); }
.btn.soon { opacity: 0.9; cursor: default; }
.note { font-size: 13px; color: var(--muted); margin-top: 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; padding: 12px 0 40px; }
.card { border-radius: 18px; padding: 18px; border: 1px solid var(--line); }
.card h3 { margin: 0 0 4px; font-size: 17px; }
.card p { margin: 0; font-size: 14px; color: var(--muted); }
.c-move { background: var(--move-t); } .c-move h3 { color: var(--move); }
.c-events { background: var(--events-t); } .c-events h3 { color: var(--events); }
.c-create { background: var(--create-t); } .c-create h3 { color: var(--create); }
.c-friends { background: var(--friends-t); } .c-friends h3 { color: var(--friends); }
.c-you { background: var(--you-t); } .c-you h3 { color: var(--you); }
.c-media { background: var(--media-t); } .c-media h3 { color: var(--media); }
.doc { background: var(--surface); border-radius: 20px; padding: 28px clamp(18px, 4vw, 40px); margin: 8px 0 40px; }
.doc h1 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 4px; }
.doc h2 { font-size: 19px; margin: 28px 0 8px; }
.doc p, .doc li { font-size: 15px; }
.doc .muted { color: var(--muted); font-size: 14px; }
.lang { display: inline-flex; gap: 4px; background: var(--line); border-radius: 12px; padding: 4px; margin: 0 0 16px; }
.lang a { padding: 6px 14px; border-radius: 9px; text-decoration: none; font-size: 14px; font-weight: 700; color: var(--muted); }
.lang a.on { background: var(--surface); color: var(--ink); }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
footer { border-top: 1px solid var(--line); padding: 20px 0 40px; font-size: 13px; color: var(--muted); display: flex; gap: 16px; flex-wrap: wrap; }
footer a { text-decoration: none; }