:root{color-scheme:light dark;--bg:#f6f7f4;--bg-elevated:#ffffff;--card:#ffffff;--card-hover:#fbfbf8;--fg:#1a1d22;--fg-soft:#2d3138;--muted:#5d6470;--accent:#4a7c2e;--accent-hover:#3e6826;--accent-soft:rgba(74,124,46,0.12);--accent-on:#ffffff;--border:#e1e4dc;--border-strong:#c9cdc1;--danger:#c0392b;--danger-soft:rgba(192,57,43,0.10);--radius:10px;--radius-lg:14px;--radius-pill:999px;--shadow-sm:0 1px 2px rgba(15,23,14,0.04);--shadow-md:0 4px 14px rgba(15,23,14,0.06);--shadow-lg:0 12px 32px rgba(15,23,14,0.10);--header-h:60px;--t-fast:120ms ease;--t-med:200ms ease}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f1216;--bg-elevated:#161a20;--card:#181c23;--card-hover:#1d2229;--fg:#ecedea;--fg-soft:#d3d5cf;--muted:#9ba0a8;--accent:#8fbf6a;--accent-hover:#a4cf7f;--accent-soft:rgba(143,191,106,0.16);--accent-on:#0f1216;--border:#262b34;--border-strong:#383e48;--danger:#e57163;--danger-soft:rgba(229,113,99,0.16);--shadow-sm:0 1px 2px rgba(0,0,0,0.30);--shadow-md:0 4px 14px rgba(0,0,0,0.35);--shadow-lg:0 12px 32px rgba(0,0,0,0.45)}}:root[data-theme=dark]{--bg:#0f1216;--bg-elevated:#161a20;--card:#181c23;--card-hover:#1d2229;--fg:#ecedea;--fg-soft:#d3d5cf;--muted:#9ba0a8;--accent:#8fbf6a;--accent-hover:#a4cf7f;--accent-soft:rgba(143,191,106,0.16);--accent-on:#0f1216;--border:#262b34;--border-strong:#383e48;--danger:#e57163;--danger-soft:rgba(229,113,99,0.16);--shadow-sm:0 1px 2px rgba(0,0,0,0.30);--shadow-md:0 4px 14px rgba(0,0,0,0.35);--shadow-lg:0 12px 32px rgba(0,0,0,0.45)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-feature-settings:"ss01","cv11";font-size:15px;line-height:1.55;min-height:100%;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}h1,h2,h3,h4{color:var(--fg);letter-spacing:-.01em;margin:0 0 .4em;line-height:1.25}h1{font-size:clamp(1.75rem,2.5vw + 1rem,2.4rem);font-weight:700}h2{font-size:1.4rem;font-weight:650}h3{font-size:1.1rem;font-weight:600}p{margin:0 0 .75em}a{color:var(--accent);text-decoration:none;transition:color var(--t-fast)}a:hover{color:var(--accent-hover)}hr{border:0;border-top:1px solid var(--border);margin:1rem 0}code{font-family:ui-monospace,SFMono-Regular,JetBrains Mono,Consolas,monospace;font-size:.92em;background:var(--accent-soft);color:var(--accent);padding:.1em .4em;border-radius:4px}input,select,textarea{font:inherit;font-size:16px;background:var(--bg-elevated);color:var(--fg);border:1px solid var(--border);border-radius:var(--radius);padding:.55rem .75rem;outline:none;transition:border-color var(--t-fast),box-shadow var(--t-fast)}input:focus,input:focus-visible,select:focus,select:focus-visible,textarea:focus,textarea:focus-visible{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}input[type=checkbox],input[type=radio]{accent-color:var(--accent);width:auto;padding:0}button{font:inherit;font-weight:550;letter-spacing:-.005em;background:var(--accent);color:var(--accent-on);border:1px solid transparent;border-radius:var(--radius);padding:.5rem 1rem;cursor:pointer;min-height:44px;touch-action:manipulation;box-shadow:var(--shadow-sm);transition:background var(--t-fast),color var(--t-fast),border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast)}button:hover:not(:disabled){background:var(--accent-hover);box-shadow:var(--shadow-md)}button:active:not(:disabled){transform:translateY(1px);box-shadow:var(--shadow-sm)}button:focus-visible{outline:none;box-shadow:0 0 0 3px var(--accent-soft),var(--shadow-sm)}button:disabled{opacity:.5;cursor:not-allowed}.icon-btn{background:transparent;color:var(--fg-soft);border:1px solid var(--border);padding:0;width:40px;height:40px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius);box-shadow:none}.icon-btn:hover:not(:disabled){background:var(--card-hover);border-color:var(--border-strong);color:var(--fg);box-shadow:none}.icon-btn svg{display:block}.lang-btn-code{font-size:11px;font-weight:700;letter-spacing:.04em}.app-shell{display:flex;flex-direction:column;min-height:100vh;background:var(--bg)}.app-header{position:-webkit-sticky;position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--bg-elevated) 92%,transparent);backdrop-filter:saturate(150%) blur(12px);-webkit-backdrop-filter:saturate(150%) blur(12px);border-bottom:1px solid var(--border);min-height:var(--header-h);display:flex;align-items:center;gap:.5rem;padding:.5rem 1.25rem}.app-header-brand{font-weight:700;letter-spacing:-.01em;font-size:1.05rem;color:var(--fg);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem}.app-header-brand:before{content:"";width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--accent),var(--accent-hover));box-shadow:0 1px 0 rgba(255,255,255,.18) inset,var(--shadow-sm)}.app-header-spacer{flex:1 1}.app-header-actions{display:flex;gap:.5rem;align-items:center}.app-header-email{color:var(--muted);font-size:13px;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-header-link{display:inline-flex;align-items:center;height:40px;padding:0 .85rem;border:1px solid var(--border);border-radius:var(--radius);color:var(--fg);font-size:13px;font-weight:600;text-decoration:none;background:transparent}.app-header-link:hover{background:var(--card-hover);border-color:var(--border-strong)}.location-tracker{position:absolute;top:10px;left:10px;z-index:5;display:flex;flex-direction:column;gap:.25rem;align-items:flex-start;pointer-events:none}.location-tracker>*{pointer-events:auto}.location-tracker-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem .7rem;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--fg);font-size:13px;font-weight:600;box-shadow:var(--shadow-sm)}.location-tracker-btn:hover{background:var(--card-hover)}.location-tracker-btn.is-on{color:#2563eb;border-color:#2563eb}.location-tracker-label{line-height:1}.location-tracker-error{margin:0;padding:.2rem .5rem;font-size:12px;color:crimson;background:var(--card);border:1px solid var(--border);border-radius:6px;max-width:220px}.route-remaining{display:grid;grid-template-columns:auto 1fr;grid-gap:.25rem 1rem;gap:.25rem 1rem;margin:0}.route-off-route{margin:.25rem 0 0;font-size:12px;color:#b45309}@media (max-width:520px){.app-header{padding:.5rem .85rem}.app-header-email{display:none}}.menu-backdrop{position:fixed;inset:0;background:rgba(15,18,22,.35);z-index:40;animation:backdrop-fade var(--t-fast)}@keyframes backdrop-fade{0%{opacity:0}to{opacity:1}}.menu-panel{position:fixed;top:var(--header-h);right:.75rem;z-index:50;width:min(320px,calc(100vw - 1.5rem));background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;display:flex;flex-direction:column;animation:panel-pop var(--t-med);transform-origin:top right}@keyframes panel-pop{0%{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.menu-section{padding:.4rem .5rem;display:flex;flex-direction:column}.menu-section+.menu-section{border-top:1px solid var(--border)}.menu-section-label{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--muted);text-transform:uppercase;padding:.5rem .75rem .25rem}.menu-item{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;border:0;color:var(--fg);font:inherit;font-weight:500;text-align:left;text-decoration:none;padding:.6rem .75rem;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:.6rem;min-height:40px;box-shadow:none;transition:background var(--t-fast),color var(--t-fast)}.menu-item:hover{background:var(--accent-soft);color:var(--accent)}.menu-item-danger{color:var(--danger)}.menu-item-danger:hover{background:var(--danger-soft);color:var(--danger)}.menu-user{padding:.75rem 1rem;font-size:13px;color:var(--muted);background:var(--card-hover);border-bottom:1px solid var(--border)}.menu-user-email{color:var(--fg);font-weight:500}.split-layout{display:grid;grid-template-columns:minmax(280px,380px) 1fr;grid-gap:1rem;gap:1rem;padding:1rem;height:calc(100vh - var(--header-h))}.split-aside{display:flex;flex-direction:column;gap:1rem;overflow:auto;padding-right:.5rem;min-width:0}.split-map{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-md);min-height:320px}@media (max-width:820px){.split-layout{grid-template-columns:1fr;height:auto;padding:.75rem;gap:.75rem}.split-aside{overflow:visible;padding-right:0}.split-map{height:60vh;min-height:280px;order:-1}}.page-section{max-width:920px;margin:1.75rem auto;padding:0 1.5rem}.page-section-narrow{max-width:720px;margin:3rem auto;padding:0 1.5rem}@media (max-width:520px){.page-section{margin:1rem auto;padding:0 1rem}.page-section-narrow{margin:1.5rem auto;padding:0 1rem}}.row-card{display:flex;flex-direction:column;gap:.5rem;padding:.85rem 1.05rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow-sm);transition:border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast)}.row-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-md)}.row-card-main{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;align-items:flex-start}.row-card-actions{display:flex;gap:.5rem;flex-wrap:wrap}@media (max-width:520px){.row-card-actions{width:100%}}@media (max-width:720px){.admin-groups-layout,.create-group-form{grid-template-columns:1fr!important}}.app-footer{border-top:1px solid var(--border);padding:.85rem 1rem calc(.85rem + env(safe-area-inset-bottom));display:flex;gap:.5rem;justify-content:center;align-items:center;font-size:13px;flex-wrap:wrap}.app-footer,.app-footer a{color:var(--muted)}.app-footer a:hover{color:var(--accent)}.hero{max-width:880px;margin:clamp(2rem,5vw,4rem) auto 2rem;padding:0 1.5rem;text-align:left}.hero-tagline{display:inline-block;color:var(--accent);background:var(--accent-soft);font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:.35rem .7rem;border-radius:var(--radius-pill);margin-bottom:1.25rem}.hero-title{font-size:clamp(2.1rem,4vw + .5rem,3.4rem);line-height:1.1;letter-spacing:-.02em;font-weight:700;margin:0 0 1rem;background:linear-gradient(180deg,var(--fg),color-mix(in srgb,var(--fg) 78%,var(--accent)));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-lede{font-size:1.075rem;color:var(--muted);max-width:60ch;margin:0 0 1.75rem}.hero-cta{display:flex;gap:.75rem;flex-wrap:wrap}.btn-ghost-link,.btn-primary-link{display:inline-flex;align-items:center;gap:.4rem;font-weight:550;padding:.7rem 1.1rem;border-radius:var(--radius);text-decoration:none;transition:background var(--t-fast),color var(--t-fast),border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast)}.btn-primary-link{background:var(--accent);color:var(--accent-on);box-shadow:var(--shadow-sm)}.btn-primary-link:hover{background:var(--accent-hover);color:var(--accent-on);box-shadow:var(--shadow-md)}.btn-ghost-link{background:transparent;color:var(--fg-soft);border:1px solid var(--border)}.btn-ghost-link:hover{background:var(--card-hover);color:var(--fg);border-color:var(--border-strong)}.features{max-width:1080px;margin:0 auto 3rem;padding:0 1.5rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));grid-gap:1rem;gap:1rem}.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.15rem 1.25rem;box-shadow:var(--shadow-sm);transition:transform var(--t-fast),border-color var(--t-fast),box-shadow var(--t-fast)}.feature-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}.feature-title{margin:0 0 .4rem;font-size:1.05rem;font-weight:600;letter-spacing:-.01em}.feature-body{margin:0;color:var(--muted);font-size:.95rem;line-height:1.5}@media (max-width:520px){.hero{margin-top:1.5rem}.features,.hero{padding:0 1rem}}.visibility-options{display:grid;grid-gap:.4rem;gap:.4rem;margin-top:.4rem}.visibility-options label{display:flex;align-items:center;gap:.5rem;padding:.55rem .7rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated);cursor:pointer;transition:border-color var(--t-fast),background var(--t-fast)}.visibility-options label:hover{background:var(--card-hover);border-color:var(--border-strong)}.visibility-options label:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}