/* VDK DRIVE Hà Nội – giao diện pastel tối giản, Times New Roman, an toàn vùng tai thỏ / Dynamic Island. */
:root{
  --font:"Times New Roman",Times,"Liberation Serif","Noto Serif",serif;
  --bg:#f6f1e9;--surface:#fffdf9;--surface2:#f7f2ea;--ink:#2c3640;--muted:#5f6974;--line:#e4dacb;
  --mint:#d3efe3;--mint-ink:#225b48;--sky:#d9e8f6;--sky-ink:#26507a;--peach:#fde4d4;--peach-ink:#86431f;
  --lav:#e7e0f6;--lav-ink:#4f3f7e;--rose:#f9dadf;--rose-ink:#8a2f41;--butter:#fbf0c9;--butter-ink:#665210;
  --primary:#bfe5d6;--primary-ink:#1b4f3f;--focus:#3d8c74;--gps:#4a8fd8;
  --shadow:0 3px 12px rgba(70,55,30,.14);
  --top-h:54px;--nav-h:60px;--rail-w:78px;--panel-w:360px;
  --sat:env(safe-area-inset-top,0px);--sab:env(safe-area-inset-bottom,0px);--sal:env(safe-area-inset-left,0px);--sar:env(safe-area-inset-right,0px);
  --ob:0px;--ol:0px;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#14181d;--surface:#1b2027;--surface2:#232a33;--ink:#e8ecf0;--muted:#a7b1bc;--line:#323a45;
  --mint:#1f3d34;--mint-ink:#a9e6cf;--sky:#1e3347;--sky-ink:#b8d6f2;--peach:#43291c;--peach-ink:#f6c6aa;
  --lav:#2e2844;--lav-ink:#d2c7f3;--rose:#45232b;--rose-ink:#f4bcc6;--butter:#3d3518;--butter-ink:#f0dc95;
  --primary:#2b5c4d;--primary-ink:#e3f6ee;--focus:#7fd0b3;--gps:#69a8ec;
  --shadow:0 3px 12px rgba(0,0,0,.45);color-scheme:dark;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#14181d;--surface:#1b2027;--surface2:#232a33;--ink:#e8ecf0;--muted:#a7b1bc;--line:#323a45;
  --mint:#1f3d34;--mint-ink:#a9e6cf;--sky:#1e3347;--sky-ink:#b8d6f2;--peach:#43291c;--peach-ink:#f6c6aa;
  --lav:#2e2844;--lav-ink:#d2c7f3;--rose:#45232b;--rose-ink:#f4bcc6;--butter:#3d3518;--butter-ink:#f0dc95;
  --primary:#2b5c4d;--primary-ink:#e3f6ee;--focus:#7fd0b3;--gps:#69a8ec;--shadow:0 3px 12px rgba(0,0,0,.45);color-scheme:dark}}

*{box-sizing:border-box}
html,body{height:100%;margin:0;overflow:hidden;background:var(--bg);color:var(--ink);font:16px/1.45 var(--font);-webkit-text-size-adjust:100%;overscroll-behavior:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
button:disabled{opacity:.5;cursor:not-allowed}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
a{color:var(--sky-ink)}
[hidden]{display:none!important}

.app{position:fixed;inset:0;overflow:hidden}
.map,.fallback{position:absolute;inset:0}
.map{background:var(--surface2)}
.fallback{z-index:1;background:var(--surface2)}
.fallback canvas{width:100%;height:100%;display:block}
.fallback-note{position:absolute;left:50%;transform:translateX(-50%);bottom:calc(var(--ob) + 12px);max-width:min(320px,86vw);text-align:center;padding:8px 12px;border-radius:12px;background:var(--surface);border:1px solid var(--line);font-size:13px;color:var(--muted);pointer-events:none}

/* Thanh trên */
.topbar{position:absolute;z-index:8;top:0;left:0;right:0;display:flex;align-items:center;gap:10px;min-height:calc(var(--top-h) + var(--sat));padding:calc(6px + var(--sat)) calc(12px + var(--sar)) 6px calc(12px + var(--sal));background:var(--surface);border-bottom:1px solid var(--line)}
.logo{width:34px;height:34px;border-radius:10px;flex-shrink:0}
.brand{min-width:0}
h1{margin:0;font-size:19px;letter-spacing:.6px;line-height:1.1;font-weight:700}
.subtitle{font-size:12px;color:var(--muted);white-space:nowrap}
.topstatus{margin-left:auto;display:flex;gap:6px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.pill{border:1px solid var(--line);padding:4px 9px;border-radius:99px;background:var(--surface2);font-size:12.5px;white-space:nowrap}
.pill.ok{background:var(--mint);color:var(--mint-ink);border-color:transparent}
.pill.warn{background:var(--butter);color:var(--butter-ink);border-color:transparent}
.pill.bad{background:var(--rose);color:var(--rose-ink);border-color:transparent}

/* Thanh điều hướng 6 mục – điện thoại dọc: dưới cùng */
.nav{position:absolute;z-index:8;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(6,1fr);padding:0 var(--sar) var(--sab) var(--sal);background:var(--surface);border-top:1px solid var(--line)}
.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;min-height:var(--nav-h);padding:4px 1px;border:0;background:transparent;color:var(--muted);font-size:11.5px;font-weight:700;line-height:1.15;text-align:center}
.tab span{font-size:19px;line-height:1.1}
.tab.active{color:var(--primary-ink);background:var(--primary);border-radius:12px}

/* Bảng nội dung */
.sheet{position:absolute;z-index:7;left:0;right:0;bottom:calc(var(--nav-h) + var(--sab));height:min(44dvh,430px);display:flex;flex-direction:column;background:var(--surface);border-radius:18px 18px 0 0;border:1px solid var(--line);border-bottom:0;box-shadow:var(--shadow);padding-left:var(--sal);padding-right:var(--sar)}
body[data-sheet="full"] .sheet{height:calc(100dvh - var(--top-h) - var(--sat) - var(--nav-h) - var(--sab) - 6px)}
body[data-sheet="hidden"] .sheet{display:none}
.sheet-handle{flex-shrink:0;align-self:stretch;height:22px;border:0;background:transparent;display:grid;place-items:center;touch-action:none}
.sheet-handle span{width:44px;height:5px;border-radius:9px;background:var(--line)}
.content{flex:1;min-height:0;overflow:auto;padding:2px 14px 14px;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.panel{display:none}.panel.active{display:block}

.section-title{font-size:18px;font-weight:700;margin:2px 0 10px}
h3.section-title{font-size:16.5px}
.info{font-size:14px;color:var(--muted);line-height:1.5;margin:8px 0}
.small{font-size:13px}
.field{display:block;margin-bottom:10px;font-size:14px;font-weight:700;color:var(--muted)}
.field input,.field select,.field textarea,.search-row input{display:block;width:100%;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-top:5px;min-height:46px;background:var(--surface2);color:var(--ink);font-weight:400;font-size:16px}
.field textarea{resize:vertical;min-height:72px}
.fieldrow{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.search-row{display:flex;gap:8px;margin:-5px 0 8px}
.search-row input{margin-top:0;flex:1;min-width:0}
.swap-row{display:flex;justify-content:flex-end;margin:-6px 0 2px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 13px;min-height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface2);color:var(--ink);font-size:15px;font-weight:700;text-decoration:none;line-height:1.2}
.button.primary{background:var(--primary);color:var(--primary-ink);border-color:transparent}
.button.deep{background:var(--sky);color:var(--sky-ink);border-color:transparent}
.button.warning{background:var(--rose);color:var(--rose-ink);border-color:transparent}
.button.ghost{background:transparent}
.button.on{background:var(--peach);color:var(--peach-ink);border-color:transparent}
.button.sm{min-height:36px;padding:5px 10px;font-size:13.5px;border-radius:10px}
.buttons{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.grow{flex:1 1 140px}
.divider{height:1px;background:var(--line);margin:16px 0}
.tinylabel{color:var(--muted);text-transform:uppercase;letter-spacing:.8px;font-size:12px;font-weight:700;margin:16px 0 6px}
.notice{background:var(--butter);color:var(--butter-ink);padding:10px 12px;border-radius:12px;font-size:13.5px;margin:12px 0;line-height:1.45}
.notice.good{background:var(--mint);color:var(--mint-ink)}
.card{background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:11px 12px;margin:10px 0}
.route-head{display:flex;flex-wrap:wrap;gap:6px 8px;align-items:flex-start;justify-content:space-between}
.route-stats{display:flex;gap:16px;margin-top:6px;font-size:14px;color:var(--muted)}
.route-stats b{font-size:20px;color:var(--ink)}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin:8px 0}
.stat{background:var(--surface2);border:1px solid var(--line);border-radius:12px;padding:8px 4px;text-align:center}
.stat b{font-size:20px;display:block;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted);display:block}
.switch{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0;font-size:15px;min-height:44px}
.switch input{width:22px;height:22px;flex-shrink:0;accent-color:var(--focus)}
.tag{display:inline-block;font-size:12px;background:var(--sky);color:var(--sky-ink);border-radius:7px;padding:2px 7px;white-space:nowrap}
.legend{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}
.badge{display:inline-block;font-size:12px;font-weight:700;border-radius:7px;padding:2px 7px;line-height:1.4}
.badge.personal{background:var(--lav);color:var(--lav-ink)}
.badge.community{background:var(--peach);color:var(--peach-ink)}
.badge.verified{background:var(--mint);color:var(--mint-ink)}
.badge.pending{background:var(--butter);color:var(--butter-ink)}

.item{display:flex;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:13px;background:var(--surface2);padding:9px 10px;margin:7px 0}
.item-icon{width:36px;height:36px;flex-shrink:0;display:grid;place-items:center;border-radius:10px;background:var(--surface);font-size:19px}
.item-body{flex:1;min-width:0}
.item-body b{font-size:15px;display:block;overflow-wrap:anywhere}
.item-body small{display:block;font-size:13px;color:var(--muted);margin-top:2px;line-height:1.45;overflow-wrap:anywhere}
.item-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}
.result{width:100%;display:block;text-align:left;padding:9px 11px;margin:5px 0;border:1px solid var(--line);border-radius:12px;background:var(--surface2);font-size:14.5px;min-height:44px}
.result small{display:block;color:var(--muted);font-size:12.5px}
.dir{display:flex;gap:9px;font-size:14px;border-bottom:1px solid var(--line);padding:7px 2px}
.dir i{font-style:normal;width:22px;text-align:center;flex-shrink:0}
.dir span{flex:1}.dir em{font-style:normal;color:var(--muted);white-space:nowrap}
/* Dải làn (mũi tên chữ, đếm từ trái; ô đậm = làn nên đi) */
.lanes{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px}
.lanes b{display:inline-block;min-width:26px;padding:0 4px;border:1px solid var(--line);border-radius:6px;text-align:center;font-size:15px;font-weight:400;line-height:1.4;opacity:.6}
.lanes b.ok{opacity:1;font-weight:700;background:var(--mint);color:var(--mint-ink);border-color:var(--mint-ink)}
.route-opts{display:grid;gap:6px;margin:6px 0}
.route-opt{display:flex;flex-wrap:wrap;gap:3px 10px;align-items:baseline;width:100%;min-height:44px;padding:8px 10px;text-align:left;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);font:inherit;font-size:14.5px}
.route-opt[aria-pressed="true"]{border:2px solid var(--focus);background:var(--mint);color:var(--mint-ink)}
.route-opt span{color:inherit}
.app-footer{margin:22px 0 4px;padding-top:10px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);text-align:center;line-height:1.6}

/* Nút trên bản đồ */
.map-buttons{position:absolute;z-index:4;right:calc(10px + var(--sar));top:calc(var(--top-h) + var(--sat) + 10px);display:flex;flex-direction:column;gap:8px}
.map-action{width:46px;height:46px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:14px;box-shadow:var(--shadow);font-size:21px;line-height:1}
.map-action.active{background:var(--mint);color:var(--mint-ink)}
.map-action.attn{background:var(--butter);color:var(--butter-ink)}

/* Đồng hồ tốc độ / chỉ dẫn – chỉ chữ, không hiệu ứng */
.hud{position:absolute;z-index:4;top:calc(var(--top-h) + var(--sat) + 10px);left:calc(10px + var(--sal));right:calc(66px + var(--sar));display:flex;flex-direction:column;gap:6px;pointer-events:none}
.hud>*{pointer-events:auto}
.hud-row{align-self:flex-start;display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:5px 10px;font-size:14px;box-shadow:var(--shadow);font-variant-numeric:tabular-nums}
.hud-row b{font-size:22px}
#hud-rec{color:var(--rose-ink);font-weight:700}
.hud-row.stale{opacity:.6}
.nav-banner{display:flex;gap:10px;align-items:center;background:var(--sky);color:var(--sky-ink);border-radius:14px;padding:7px 11px;box-shadow:var(--shadow);max-width:520px}
.nav-banner.off{background:var(--butter);color:var(--butter-ink)}
.nav-icon{font-size:26px;width:32px;text-align:center;flex-shrink:0}
.nav-body{min-width:0}
.nav-body b{display:block;font-size:16px;line-height:1.25;overflow-wrap:anywhere}
.nav-body small{display:block;font-size:13px;opacity:.9}
.nav-lanes{display:flex;flex-wrap:wrap;align-items:center;gap:2px 8px;margin:3px 0 1px}
.nav-lanes .lanes{margin:0}
.nav-lanes .lanes b{display:inline-block;border-color:currentColor;font-size:16px;line-height:1.4}
.nav-lanes .lanes b.ok{border-color:var(--mint-ink)}
.lane-note{font-size:11.5px;opacity:.85}

/* Thẻ chi tiết điểm */
.detail{position:absolute;z-index:12;left:calc(10px + var(--sal));right:calc(10px + var(--sar));bottom:calc(var(--ob) + 10px);max-height:min(60dvh,460px);overflow:auto;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:12px 14px}
.detail-head{display:flex;gap:10px;align-items:flex-start;padding-right:34px}
.detail-head b{font-size:17px;overflow-wrap:anywhere}
.detail-icon{font-size:24px}
.detail-body{font-size:14.5px;color:var(--muted);margin-top:6px}
.detail-body p{margin:4px 0}
.detail-close{position:absolute;top:8px;right:8px;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:var(--surface2);font-size:16px}

.toast{position:absolute;z-index:20;left:50%;transform:translateX(-50%);top:calc(var(--top-h) + var(--sat) + 70px);max-width:min(440px,90vw);min-width:180px;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:13px;box-shadow:var(--shadow);font-size:15px;text-align:center;display:none}
.toast.show{display:block}

/* Điểm GPS – xoay bằng Marker.setRotation, không vẽ lại */
.gps-marker{width:30px;height:30px;position:relative}
.gps-dot{position:absolute;inset:4px;border-radius:50%;background:var(--gps);border:3px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.4)}
.gps-arrow{position:absolute;left:50%;top:-9px;margin-left:-7px;width:0;height:0;border-left:7px solid transparent;border-right:7px solid transparent;border-bottom:12px solid var(--gps)}
.gps-marker.nohead .gps-arrow{display:none}
.gps-marker.stale .gps-dot{background:#9aa3ad}
.pick-marker{width:22px;height:22px;border-radius:50%;background:var(--peach-ink);border:3px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.4)}

/* Điều khiển MapLibre không bị bảng che */
.maplibregl-ctrl-bottom-right,.maplibregl-ctrl-bottom-left{bottom:var(--ob)!important}
.maplibregl-ctrl-bottom-left{left:var(--ol)!important}
.maplibregl-ctrl-attrib{font-family:var(--font);font-size:11px}
.maplibregl-ctrl-group button{width:36px;height:36px}

/* Máy tính bảng / máy tính, và điện thoại xoay ngang: thanh dọc bên trái + bảng cạnh */
@media (min-width:768px) and (min-height:521px), (orientation:landscape) and (max-height:520px){
  .nav{top:calc(var(--top-h) + var(--sat));right:auto;width:calc(var(--rail-w) + var(--sal));display:flex;flex-direction:column;gap:2px;padding:6px 4px var(--sab) calc(4px + var(--sal));border-top:0;border-right:1px solid var(--line);overflow:auto}
  .tab{min-height:62px}
  .sheet{top:calc(var(--top-h) + var(--sat));bottom:0;left:calc(var(--rail-w) + var(--sal));right:auto;width:var(--panel-w);height:auto!important;border-radius:0;border:0;border-right:1px solid var(--line);box-shadow:none;padding:0 0 var(--sab)}
  .sheet-handle{display:none}
  .content{padding-top:12px}
  .hud{left:calc(var(--rail-w) + var(--sal) + var(--panel-w) + 12px)}
  body[data-sheet="hidden"] .hud{left:calc(var(--rail-w) + var(--sal) + 12px)}
  .detail{left:auto;width:360px;right:calc(16px + var(--sar));bottom:20px}
  .toast{left:calc(50% + (var(--rail-w) + var(--panel-w)) / 2)}
  body[data-sheet="hidden"] .toast{left:calc(50% + var(--rail-w) / 2)}
}
@media (orientation:landscape) and (max-height:520px){
  :root{--top-h:42px;--rail-w:70px;--panel-w:330px}
  .subtitle{display:none}
  h1{font-size:17px}
  .logo{width:28px;height:28px}
  .tab{min-height:46px;font-size:10.5px}
  .tab span{font-size:16px}
  .map-action{width:42px;height:42px}
  .map-buttons{gap:6px}
  .hud-row b{font-size:19px}
}
@media (max-width:380px){
  .subtitle{display:none}
  .pill{font-size:11.5px;padding:3px 7px}
  .tab{font-size:10.5px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
body.power-save *{transition:none!important;animation:none!important}