:root{
  --bg-app:#f4f4f2; --bg-surface:#ffffff; --bg-surface-alt:#ececeb;
  --border-color:#e2e2e0; --text-primary:#1a1a1a; --text-secondary:#555; --text-muted:#999;
  --accent:#e16e11; --accent-contrast:#fff; --accent-rgb:225,110,17;
  --nav-accent:#0090ab; --nav-route-color:#2f7dfb;
  --floating-bg: rgba(255,255,255,.92); --floating-border:#e2e2e0; --floating-shadow: rgba(0,0,0,.18);
  --speed-capsule-bg: rgba(255,255,255,.45); --driving-sheet-bg: rgba(255,255,255,.6);
  --driving-tile-base:#232323; --driving-tile-text:#fff;
  --warn-bg:#fdf1da; --warn-border:#e16e11; --warn-text:#8a6212; --danger:#ff4b4b;
  --shadow-2: 0 3px 10px var(--floating-shadow); --shadow-3: 0 8px 24px var(--floating-shadow);
  --radius-md:8px; --radius-lg:10px; --radius-xl:14px; --radius-pill:999px;
  --fs-12:12px; --fs-13:13px; --fs-14:14px; --fs-16:16px;
  color-scheme: light;
}
[data-theme="dark"]{
  --bg-app:#101214; --bg-surface:#1a1d22; --bg-surface-alt:#20242a; --border-color:#2a2e35;
  --text-primary:#f2f3f5; --text-secondary:#aab0b8; --text-muted:#767c85;
  --floating-bg: rgba(26,29,34,.9); --floating-border:#2a2e35;
  --speed-capsule-bg: rgba(20,22,26,.55); --driving-sheet-bg: rgba(20,22,26,.65);
  color-scheme: dark;
}
*{box-sizing:border-box;}
html,body{height:100%;margin:0;font-family:-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg-app);color:var(--text-primary);overflow:hidden;}
button{font-family:inherit;}
#map{position:fixed;inset:0;}

header{position:fixed;top:0;left:0;right:0;z-index:500;display:flex;justify-content:space-between;align-items:center;
  padding:calc(env(safe-area-inset-top,0px) + 10px) 12px 10px;pointer-events:none;}
.brand{display:flex;align-items:center;gap:8px;background:var(--floating-bg);border:1px solid var(--floating-border);
  border-radius:var(--radius-pill);padding:6px 14px 6px 8px;box-shadow:var(--shadow-2);pointer-events:auto;backdrop-filter:blur(8px);}
.brand-dot{width:22px;height:22px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:13px;}
.brand b{font-size:var(--fs-14);}
.icon-btn{width:38px;height:38px;border-radius:50%;background:var(--floating-bg);border:1px solid var(--floating-border);
  box-shadow:var(--shadow-2);display:flex;align-items:center;justify-content:center;cursor:pointer;pointer-events:auto;font-size:16px;color:var(--text-primary);}

.search-bar{position:fixed;top:calc(env(safe-area-inset-top,0px) + 60px);left:12px;right:12px;z-index:490;display:flex;gap:8px;
  background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:10px 12px;
  box-shadow:var(--shadow-3);align-items:center;}
.search-bar input{border:none;outline:none;background:none;flex:1;font-size:var(--fs-14);color:var(--text-primary);}
#pinModeBtn{cursor:pointer;font-size:16px;padding-left:4px;border-left:1px solid var(--border-color);opacity:.65;}
#pinModeBtn.active{opacity:1;filter:drop-shadow(0 0 4px var(--accent));}
.pin-hint{display:none;position:fixed;top:calc(env(safe-area-inset-top,0px) + 108px);left:12px;right:12px;z-index:489;
  background:var(--accent);color:#fff;text-align:center;padding:8px;border-radius:var(--radius-md);font-size:var(--fs-13);font-weight:600;}
.pin-hint.show{display:block;}
.search-result.recent:before{content:"↺ ";opacity:.5;}
.search-results{position:fixed;top:calc(env(safe-area-inset-top,0px) + 108px);left:12px;right:12px;z-index:489;
  background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-3);
  max-height:45vh;overflow-y:auto;display:none;}
.search-result{padding:11px 14px;font-size:var(--fs-13);border-bottom:1px solid var(--border-color);cursor:pointer;}
.search-result:last-child{border-bottom:none;}
.search-result:active{background:var(--bg-surface-alt);}

.mode-switch{position:fixed;top:calc(env(safe-area-inset-top,0px) + 60px);left:12px;z-index:480;display:flex;
  background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-pill);padding:3px;box-shadow:var(--shadow-2);}
.mode-switch.hidden{display:none;}
.mode-btn{width:38px;height:38px;border-radius:50%;border:none;background:none;font-size:17px;cursor:pointer;color:var(--text-secondary);}
.mode-btn.active{background:var(--accent);color:#fff;}

.right-stack{position:fixed;right:12px;bottom:calc(env(safe-area-inset-bottom,0px) + 190px);z-index:480;
  display:flex;flex-direction:column;gap:10px;}
.fab{width:44px;height:44px;border-radius:50%;background:var(--bg-surface);border:1px solid var(--border-color);
  box-shadow:var(--shadow-2);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:18px;}
.fab.follow-active{background:var(--accent);color:#fff;}
.compass{position:relative;}
.compass-needle{transition:transform .15s linear;}

.speed-widget{position:fixed;left:12px;bottom:calc(env(safe-area-inset-bottom,0px) + 190px);z-index:480;
  display:flex;align-items:center;gap:8px;}
.speed-limit-sign{width:46px;height:46px;border-radius:50%;background:#fff;border:4px solid var(--danger);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-2);flex-shrink:0;}
.speed-limit-sign span{color:#111;font-weight:800;font-size:15px;}
.speed-current{background:var(--speed-capsule-bg);backdrop-filter:blur(10px);border:1px solid var(--floating-border);
  border-radius:var(--radius-xl);padding:8px 14px;text-align:center;box-shadow:var(--shadow-2);}
.speed-value{font-size:22px;font-weight:700;display:block;line-height:1;}
.speed-unit{font-size:10px;color:var(--text-secondary);}
.speed-current.over{background:var(--danger);color:#fff;}
.speed-current.over .speed-unit{color:#fff;}

/* heading-cone "you are here" marker (Google Maps style) */
.me-marker{width:26px;height:26px;display:flex;align-items:center;justify-content:center;}
.me-marker .cone{position:absolute;width:0;height:0;border-left:13px solid transparent;border-right:13px solid transparent;
  border-bottom:26px solid rgba(47,125,251,.35);top:-22px;transform-origin:50% 22px;}
.me-marker .dot{width:16px;height:16px;border-radius:50%;background:#2f7dfb;border:3px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.4);}

.turn-card{position:fixed;top:calc(env(safe-area-inset-top,0px) + 60px);left:12px;right:12px;z-index:495;
  background:linear-gradient(135deg,#1c2530,#0e1319);color:var(--driving-tile-text);border-radius:var(--radius-xl);
  padding:14px 18px;display:none;align-items:center;gap:14px;box-shadow:var(--shadow-3);}
.turn-card.show{display:flex;}
.turn-icon{font-size:26px;}
.turn-dist{font-size:18px;font-weight:700;display:block;}
.turn-text{font-size:var(--fs-13);opacity:.85;}

.nav-sheet{position:fixed;left:0;right:0;bottom:0;z-index:500;background:var(--driving-sheet-bg);backdrop-filter:blur(14px);
  border-top:1px solid var(--floating-border);border-radius:20px 20px 0 0;padding:14px 16px calc(env(safe-area-inset-bottom,0px) + 14px);
  box-shadow:0 -4px 20px var(--floating-shadow);display:none;}
.nav-sheet.show{display:block;}
.nav-dest{font-size:var(--fs-14);font-weight:600;margin-bottom:8px;}
.nav-stats{display:flex;justify-content:space-around;margin-bottom:10px;}
.nav-stat{text-align:center;}
.nav-stat b{display:block;font-size:17px;}
.nav-stat span{font-size:10px;color:var(--text-secondary);text-transform:uppercase;}
.nav-actions{display:flex;gap:8px;}
.nav-actions button{flex:1;padding:10px;border-radius:var(--radius-md);border:none;font-size:var(--fs-13);cursor:pointer;}
.btn-stop{background:var(--danger);color:#fff;}
.btn-ghost{background:var(--bg-surface-alt);color:var(--text-primary);}

.overspeed-banner{position:fixed;top:calc(env(safe-area-inset-top,0px) + 60px);left:12px;right:12px;z-index:496;
  background:var(--danger);color:#fff;text-align:center;padding:8px;border-radius:var(--radius-md);font-weight:600;
  font-size:var(--fs-13);display:none;}
.overspeed-banner.show{display:block;}

.settings-modal{position:fixed;inset:0;z-index:700;background:var(--bg-app);display:none;flex-direction:column;}
.settings-modal.show{display:flex;}
.settings-header{display:flex;justify-content:space-between;align-items:center;padding:calc(env(safe-area-inset-top,0px) + 14px) 16px 12px;
  border-bottom:1px solid var(--border-color);}
.settings-body{padding:14px 16px;overflow-y:auto;flex:1;}
.setting-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-color);font-size:var(--fs-14);}
.setting-row input[type=number]{width:70px;padding:6px 8px;border-radius:6px;border:1px solid var(--border-color);background:var(--bg-surface);color:var(--text-primary);}
.switch{position:relative;width:42px;height:24px;}
.switch input{opacity:0;width:0;height:0;}
.switch .track{position:absolute;inset:0;background:var(--border-color);border-radius:999px;transition:.2s;}
.switch .track:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;}
.switch input:checked + .track{background:var(--accent);}
.switch input:checked + .track:before{transform:translateX(18px);}