:root{--bg: #eef1f6;--paper: #ffffff;--paper-soft: #f6f8fc;--ink: #10162c;--ink-soft: #5b6478;--ink-faint: #8891a3;--line: #e3e7f0;--line-strong: #d2d8e6;--beacon: #2f57e0;--beacon-strong: #1b3cb8;--beacon-soft: #eaefff;--ok: #0e7a4d;--ok-bg: #e4f6ec;--warn: #b45309;--warn-bg: #fdf4e3;--danger: #b3261e;--danger-bg: #fdecea;--ring-track: #e6eaf3;--radius-card: 18px;--radius-sm: 10px;--shadow-xs: 0 1px 2px rgba(16, 22, 44, .05);--shadow-sm: 0 2px 8px rgba(16, 22, 44, .06), 0 1px 2px rgba(16, 22, 44, .04);--shadow-md: 0 10px 28px -10px rgba(16, 22, 44, .16), 0 2px 6px rgba(16, 22, 44, .05);--shadow-lift: 0 18px 40px -14px rgba(16, 22, 44, .22);--font-display: "Space Grotesk", system-ui, sans-serif;--font-body: system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{font-family:var(--font-body);color:var(--ink);background-color:var(--bg);background-image:radial-gradient(circle at 15% 0%,rgba(47,87,224,.07),transparent 45%),radial-gradient(circle,#ccd5e7 1px,transparent 1px);background-size:auto,26px 26px;background-attachment:fixed;line-height:1.55;-webkit-font-smoothing:antialiased}.mono{font-family:var(--font-mono);font-size:.78rem;letter-spacing:-.01em}.ok{color:var(--ok)}.warn{color:var(--warn)}.danger{color:var(--danger)}.shell{max-width:1080px;margin:0 auto;padding:0 20px 72px}.header{display:flex;align-items:center;justify-content:space-between;padding:24px 4px 20px}.header-brand{display:flex;align-items:center;gap:12px}.header-brand h1{font-family:var(--font-display);font-size:1.85rem;font-weight:700;letter-spacing:-.03em;margin:0;background:linear-gradient(135deg,var(--ink) 20%,var(--beacon-strong) 120%);-webkit-background-clip:text;background-clip:text;color:transparent}.header-pulse{position:relative;width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#6a8bff,var(--beacon));box-shadow:0 0 #2f57e073,0 2px 6px #2f57e059;animation:pulse 2.2s ease-out infinite}@keyframes pulse{0%{box-shadow:0 0 #2f57e073,0 2px 6px #2f57e059}70%{box-shadow:0 0 0 16px #2f57e000,0 2px 6px #2f57e059}to{box-shadow:0 0 #2f57e000,0 2px 6px #2f57e059}}@media (prefers-reduced-motion: reduce){.header-pulse{animation:none}}.header-coords{color:var(--ink-soft);display:flex;gap:10px;align-items:center;background:var(--paper);border:1px solid var(--line);padding:6px 12px;border-radius:999px;box-shadow:var(--shadow-xs)}.header-mode{padding:2px 9px;border-radius:999px;font-weight:600;background:var(--beacon-soft);color:var(--beacon);letter-spacing:.02em}.header-mode.gps{background:var(--ok-bg);color:var(--ok)}.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px;align-items:start}.layout-side{display:flex;flex-direction:column;gap:18px;position:sticky;top:20px}@media (max-width: 860px){.layout{grid-template-columns:1fr}.layout-side{order:-1;position:static}}.composer,.post,.demo-panel,.rules-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-sm)}.composer{margin-bottom:22px;transition:border-color .3s ease,box-shadow .3s ease}.composer:focus-within{border-color:var(--line-strong);box-shadow:var(--shadow-md)}.composer-whistle{border-color:var(--danger);box-shadow:0 0 0 4px var(--danger-bg),var(--shadow-sm)}.composer-row{display:flex;justify-content:space-between;align-items:center;gap:10px}.composer-name{font-family:var(--font-display);font-weight:600;font-size:.98rem;border:none;border-bottom:1px dashed var(--line-strong);padding:2px 0;width:140px;background:transparent;color:var(--ink);transition:border-color .15s ease}.composer-name:focus{outline:none;border-bottom-color:var(--beacon);border-bottom-style:solid}.composer-hint{color:var(--ink-faint);font-size:.75rem}.composer-text{width:100%;margin-top:12px;border:none;resize:vertical;font-family:var(--font-body);font-size:1.02rem;color:var(--ink);background:transparent}.composer-text::placeholder{color:var(--ink-faint)}.composer-text:focus{outline:none}.composer-actions{display:flex;align-items:center;gap:12px;margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}.composer-count{margin-left:auto;color:var(--ink-faint);font-size:.75rem}.btn-primary{font-family:var(--font-display);font-weight:600;font-size:.92rem;background:linear-gradient(135deg,var(--beacon),var(--beacon-strong));color:#fff;border:none;padding:10px 22px;border-radius:999px;cursor:pointer;box-shadow:0 6px 16px -6px #2f57e08c;transition:transform .15s ease,box-shadow .15s ease,filter .15s ease}.btn-primary:hover:not(:disabled){filter:brightness(1.06);box-shadow:0 8px 20px -6px #2f57e099}.btn-primary:active:not(:disabled){transform:translateY(1px) scale(.99)}.btn-primary:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.btn-primary:focus-visible,.chip:focus-visible,.dpad-btn:focus-visible,.vote-btn:focus-visible,.post-comment-toggle:focus-visible{outline:2px solid var(--beacon);outline-offset:2px}.chip{font-family:var(--font-mono);font-size:.75rem;border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:6px 13px;border-radius:999px;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease,transform .1s ease}.chip:hover:not(:disabled){border-color:var(--beacon);color:var(--beacon);transform:translateY(-1px)}.chip:active:not(:disabled){transform:translateY(0)}.chip:disabled{opacity:.4;cursor:not-allowed}.chip-on{background:var(--ok-bg);border-color:var(--ok);color:var(--ok)}.chip-on-danger{background:var(--danger-bg);border-color:var(--danger);color:var(--danger)}.feed{display:flex;flex-direction:column;gap:16px}.feed-status,.feed-hidden{color:var(--ink-soft);text-align:center;padding:14px}.feed-hidden{font-size:.78rem}.feed-error{color:var(--warn);background:var(--warn-bg);font-size:.8rem;padding:8px 12px;border-radius:var(--radius-sm)}.feed-retry{background:none;border:none;padding:0;margin-left:4px;color:var(--warn);text-decoration:underline;cursor:pointer;font:inherit}.feed-empty{background:var(--paper);border:1px dashed var(--line-strong);border-radius:var(--radius-card);padding:40px 24px;text-align:center;color:var(--ink-soft);box-shadow:var(--shadow-xs)}.feed-empty-title{font-family:var(--font-display);font-size:1.2rem;font-weight:700;color:var(--ink);margin:0 0 6px}.post{display:flex;gap:16px;animation:rise .32s ease;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}.post:hover{box-shadow:var(--shadow-md);border-color:var(--line-strong);transform:translateY(-1px)}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion: reduce){.post{animation:none}}.post-whistle{border-color:var(--danger);background:linear-gradient(180deg,var(--danger-bg),var(--paper) 60%)}.post-buffer{border-style:dashed;border-color:var(--warn);opacity:.94}.post-side{flex-shrink:0;padding-top:2px}.range-ring-label{font-family:var(--font-mono);font-size:11px;font-weight:600}.post-main{min-width:0;flex:1}.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px;color:var(--ink-soft);font-size:.85rem}.post-author{font-family:var(--font-display);color:var(--ink);font-size:.97rem;font-weight:600}.post-dot{opacity:.45}.badge-whistle{font-family:var(--font-mono);font-size:.68rem;font-weight:600;color:#fff;background:var(--danger);border:1px solid var(--danger);padding:1px 9px;border-radius:999px;letter-spacing:.02em}.post-text{margin:8px 0 10px;overflow-wrap:break-word}.post-buffer-note{margin:0 0 10px;font-size:.8rem;color:var(--warn);background:var(--warn-bg);padding:6px 10px;border-radius:var(--radius-sm)}.post-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-top:10px;border-top:1px solid var(--line)}.vote-btn{display:inline-flex;align-items:center;gap:5px;border:none;background:none;padding:4px 6px;margin:-4px -6px;border-radius:999px;cursor:pointer;font-family:var(--font-mono);font-size:.85rem;font-weight:700;color:var(--ink-faint);transition:color .15s ease,background .15s ease}.vote-arrow-icon{display:block}.vote-btn:hover:not(:disabled){color:var(--ink);background:var(--paper-soft)}.vote-up.voted{color:#ff4500}.vote-up.voted:hover:not(:disabled){background:#fff1ea}.vote-down.voted{color:#7193ff}.vote-down.voted:hover:not(:disabled){background:#edf1ff}.vote-btn:disabled{opacity:.4;cursor:not-allowed}.post-comment-toggle{font-family:var(--font-mono);font-size:.82rem;font-weight:500;border:1px solid var(--line);background:var(--paper-soft);color:var(--ink-soft);padding:5px 13px;border-radius:999px;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}.post-comment-toggle:hover{border-color:var(--beacon);color:var(--beacon);background:var(--beacon-soft)}.post-locked{color:var(--ink-faint);font-size:.78rem}.post-comments{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}.comment-status{padding:4px 0}.comment-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.comment-list .comment-list{margin-top:10px}.comment{border-left:2px solid var(--line);padding:2px 0 2px 12px;transition:border-color .15s ease}.comment:hover{border-left-color:var(--beacon)}.comment-author{font-family:var(--font-display);font-size:.88rem;font-weight:600;color:var(--ink)}.comment-text{margin:3px 0 5px;font-size:.9rem;overflow-wrap:break-word}.comment-reply-toggle{font-family:var(--font-mono);font-size:.75rem;color:var(--ink-faint);background:none;border:none;cursor:pointer;padding:0;transition:color .15s ease}.comment-reply-toggle:hover{color:var(--beacon)}.comment-form{display:flex;flex-direction:column;gap:7px;margin-top:10px;max-width:420px}.comment-name{font-family:var(--font-body);font-size:.85rem;border:none;border-bottom:1px dashed var(--line-strong);padding:2px 0;background:transparent;color:var(--ink)}.comment-name:focus{outline:none;border-bottom-color:var(--beacon);border-bottom-style:solid}.comment-text-input{font-family:var(--font-body);font-size:.9rem;color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px 10px;resize:vertical;background:var(--paper-soft);transition:border-color .15s ease,background .15s ease}.comment-text-input:focus{outline:none;border-color:var(--beacon);background:var(--paper)}.comment-form .btn-primary{align-self:flex-start;padding:7px 18px;font-size:.85rem;box-shadow:none}.demo-panel-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.demo-panel h2,.rules-card h2{font-family:var(--font-display);font-size:1.02rem;font-weight:700;margin:0;letter-spacing:-.01em}.demo-panel-sub{color:var(--ink-soft);margin:12px 0}.demo-gps-error{color:var(--danger);font-size:.8rem;margin:8px 0 0;background:var(--danger-bg);padding:6px 10px;border-radius:var(--radius-sm)}.demo-dpad{display:grid;grid-template-areas:". n ." "w . e" ". s .";gap:6px;justify-content:center;margin:16px 0}.dpad-btn{font-family:var(--font-mono);font-size:.72rem;font-weight:500;border:1px solid var(--line);background:var(--paper-soft);color:var(--ink);padding:9px 10px;border-radius:var(--radius-sm);cursor:pointer;min-width:72px;box-shadow:var(--shadow-xs);transition:border-color .15s ease,color .15s ease,transform .1s ease,box-shadow .15s ease}.dpad-btn:hover:not(:disabled){border-color:var(--beacon);color:var(--beacon);box-shadow:var(--shadow-sm)}.dpad-btn:active:not(:disabled){transform:scale(.96)}.dpad-btn:disabled{opacity:.4;cursor:not-allowed}.dpad-n{grid-area:n}.dpad-s{grid-area:s}.dpad-w{grid-area:w}.dpad-e{grid-area:e}.demo-presets{display:flex;flex-wrap:wrap;gap:6px}.rules-card ul{list-style:none;padding:0;margin:12px 0;display:flex;flex-direction:column;gap:4px}.rules-card li{padding:7px 10px;font-size:.86rem;border-radius:var(--radius-sm);background:var(--paper-soft)}.rules-card li .mono{margin-right:6px;font-weight:600}.rules-card p{font-size:.82rem;color:var(--ink-soft);margin:10px 0 0}