:root{--app-bg: #f5f8f6;--panel-bg: #ffffff;--ink: #122520;--text: #1d2b27;--muted: #5f6f69;--subtle: #8a9892;--border: #e2eae6;--border-strong: #ccd9d3;--accent: #10a37f;--accent-deep: #0b8265;--accent-soft: #e6f5ef;--accent-soft-border: #cdeae0;--danger-bg: #fef2f2;--danger-border: #fecaca;--danger-text: #7f1d1d;--grad-brand: linear-gradient(135deg, #12b388, #0c8a86);--shadow-soft: 0 1px 2px rgba(18, 37, 32, .05);--shadow-lift: 0 10px 26px rgba(18, 37, 32, .1);--shadow-pop: 0 18px 48px rgba(18, 37, 32, .18);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:var(--app-bg);font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;min-height:100%}body{margin:0;color:var(--text);background:var(--app-bg)}::selection{background:#10a37f2e}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app-layout{width:100%;height:100vh;height:100dvh;display:grid;grid-template-columns:284px minmax(0,1fr);background:var(--app-bg);overflow:hidden}.sidebar{min-height:0;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.06);background:linear-gradient(180deg,#0f241e,#0a1a15);color:#e9f1ed;overflow:hidden}.sidebar-brand{min-height:66px;display:flex;align-items:center;gap:12px;padding:0 16px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;color:#fff;background:var(--grad-brand);box-shadow:0 6px 14px #12b38859}.sidebar-brand strong,.sidebar-brand span{display:block}.sidebar-brand strong{color:#f4faf7;font-size:15px;line-height:1.25}.sidebar-brand span{margin-top:1px;color:#9db4ab;font-size:12px;line-height:1.2}.sidebar-nav{display:grid;gap:6px;padding:10px 12px}.nav-item{width:100%;min-height:42px;display:flex;align-items:center;gap:12px;border:1px solid transparent;border-radius:10px;padding:0 12px;color:#c6d6cf;background:transparent;text-align:left;transition:background .14s ease,color .14s ease}.nav-item:hover{color:#f4faf7;background:#ffffff0f}.nav-item-active{border-color:#12b38847;color:#fff;background:#12b38824}.nav-item-active:hover{background:#12b38833}.sidebar-tip{display:grid;gap:5px;margin:auto 12px 10px;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px 13px;background:#ffffff0a}.sidebar-tip strong{color:#5fd3b3;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.sidebar-tip span{color:#b9cdc6;font-size:12.5px;line-height:1.5}.sidebar-footer{display:grid;gap:8px;padding:10px 12px}.sidebar-footer:before{content:"";display:block;height:1px;margin:0 2px 4px;background:#ffffff14}.user-row{min-height:48px;display:flex;align-items:center;gap:10px;border-radius:10px;padding:8px 10px;color:#e9f1ed}.user-row:hover{background:#ffffff0f}.user-row strong,.user-row span{display:block}.user-row strong{color:#f4faf7;font-size:14px;line-height:1.25}.user-row span{margin-top:1px;color:#9db4ab;font-size:12px}.main-panel{min-width:0;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;background:radial-gradient(640px 460px at 8% -10%,rgba(16,163,127,.08),transparent 62%),radial-gradient(560px 420px at 100% 112%,rgba(217,119,6,.06),transparent 62%),var(--app-bg);overflow:hidden}.topbar{min-width:0;min-height:60px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(18,37,32,.07);padding:0 20px}.topbar-title{min-width:0;display:flex;align-items:center;gap:10px}.topbar-mark{display:none;width:30px;height:30px;place-items:center;border-radius:9px;color:#fff;background:var(--grad-brand)}.topbar-title strong{display:block;font-size:15px;font-weight:750;line-height:1.2;color:var(--ink)}.topbar-sub{display:block;margin-top:1px;color:var(--muted);font-size:12px;line-height:1.2}.topbar-actions{display:flex;align-items:center;gap:10px}.demo-pill{border:1px solid #f3e2bd;border-radius:999px;padding:4px 11px;color:#92610c;background:#fdf3e3;font-size:11.5px;font-weight:650;line-height:1.2;white-space:nowrap}.icon-button{width:36px;height:36px;display:inline-grid;place-items:center;border:1px solid transparent;border-radius:10px;color:#3c4b45;background:transparent;transition:background .14s ease,border-color .14s ease}.icon-button:hover{border-color:var(--border);background:var(--panel-bg)}.chat-area{min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.empty-state{min-height:100%;display:grid;align-content:center;justify-items:center;gap:32px;padding:40px 24px}.hero{display:grid;justify-items:center;gap:14px;text-align:center}.hero-eyebrow{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--accent-soft-border);border-radius:999px;padding:6px 13px;color:#0a7a5f;background:var(--accent-soft);font-size:12.5px;font-weight:600;line-height:1.2}.hero h1{margin:0;font-size:38px;font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--ink)}.hero-sub{margin:0;max-width:540px;color:var(--muted);font-size:15px;line-height:1.65}.route-motif{display:flex;align-items:center;gap:10px;margin-top:6px}.motif-dot{width:11px;height:11px;border:3px solid var(--accent);border-radius:50%;background:#fff}.motif-line{width:54px;height:0;border-top:2px dashed #b7d9cb}.motif-chip{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;color:#fff;background:var(--grad-brand);box-shadow:0 6px 14px #10a37f4d}.motif-pin{width:32px;height:32px;display:grid;place-items:center;border:1px solid #fad2dd;border-radius:50%;color:#d6264f;background:#fdecf1}.prompt-grid{width:min(100%,700px);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.prompt-card{min-height:74px;display:flex;align-items:center;gap:12px;border:1px solid var(--border);border-radius:14px;padding:14px 16px;color:var(--text);background:var(--panel-bg);text-align:left;box-shadow:var(--shadow-soft);transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.prompt-card:hover{transform:translateY(-2px);border-color:#b9d8cc;box-shadow:var(--shadow-lift)}.prompt-icon{flex:none;width:38px;height:38px;display:grid;place-items:center;border-radius:12px;color:var(--accent-deep);background:var(--accent-soft)}.prompt-card[data-mode=route] .prompt-icon{color:#4f5ed7;background:#edeffd}.prompt-card[data-mode=cng] .prompt-icon{color:#b45309;background:#fdf3e3}.prompt-card[data-mode=banglish] .prompt-icon{color:#7c3aed;background:#f2ecfe}.prompt-text{min-width:0;display:grid;gap:2px}.prompt-text strong{font-size:14.5px;line-height:1.3;color:var(--ink)}.prompt-text span{color:var(--muted);font-size:12.5px;line-height:1.3}.prompt-arrow{flex:none;margin-left:auto;color:var(--subtle);transition:transform .16s ease,color .16s ease}.prompt-card:hover .prompt-arrow{transform:translate(3px);color:var(--accent-deep)}.message-list{width:min(100%,860px);display:grid;gap:22px;margin:0 auto;padding:30px 22px 36px}.message{animation:message-rise .26s ease both}.message-user{display:flex;justify-content:flex-end}.message-assistant{display:grid;grid-template-columns:32px minmax(0,1fr);gap:10px}.assistant-avatar{width:30px;height:30px;margin-top:2px;display:inline-grid;place-items:center;border-radius:10px;color:#fff;background:var(--grad-brand);box-shadow:0 4px 10px #10a37f40}.message-stack{min-width:0;display:grid;gap:10px}.message-user .message-stack{max-width:min(560px,85%);justify-items:end}.message-assistant .message-stack{max-width:min(680px,100%)}.message-with-cards .message-stack{width:100%;max-width:100%;justify-items:stretch}.message-bubble{width:fit-content;max-width:100%;border:1px solid var(--border);border-radius:14px;padding:11px 15px;color:var(--text);background:var(--panel-bg);box-shadow:var(--shadow-soft)}.message-user .message-bubble{border:0;border-radius:16px 16px 4px;color:#f2fbf8;background:linear-gradient(135deg,#0e8a6d,#0c7472);box-shadow:0 6px 16px #0c747238}.message-error .message-bubble{border:1px solid var(--danger-border);color:var(--danger-text);background:var(--danger-bg)}.message-bubble p{margin:0;line-height:1.6;white-space:pre-wrap}.result-card-list{width:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:12px}.result-card{min-width:0;display:grid;gap:10px;align-content:start;border:1px solid var(--border);border-radius:14px;padding:14px;color:var(--text);background:var(--panel-bg);box-shadow:var(--shadow-soft);overflow-wrap:anywhere;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.result-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-lift)}.result-card-route{grid-column:1 / -1}.result-card-header{min-width:0;display:flex;align-items:flex-start;gap:10px}.card-icon{flex:none;width:34px;height:34px;display:inline-grid;place-items:center;border-radius:10px;color:var(--accent-deep);background:var(--accent-soft)}.card-heading{min-width:0;display:grid;gap:4px;justify-items:start}.card-heading strong{min-width:0;font-size:15px;line-height:1.3;color:var(--ink)}.result-mode{width:fit-content;border:1px solid var(--accent-soft-border);border-radius:999px;padding:2px 9px;color:var(--accent-deep);background:var(--accent-soft);font-size:11px;font-weight:700;letter-spacing:.04em;line-height:1.3;text-transform:uppercase}.result-card[data-mode=route] .card-icon,.result-card[data-mode=route] .result-mode{color:#4f5ed7;background:#edeffd;border-color:#dbe0fa}.result-card[data-mode=cng] .card-icon,.result-card[data-mode=cng] .result-mode{color:#b45309;background:#fdf3e3;border-color:#f5e3c2}.result-card[data-mode=pathao] .card-icon,.result-card[data-mode=pathao] .result-mode{color:#d6264f;background:#fdecf1;border-color:#fad2dd}.result-card[data-mode=uber] .card-icon,.result-card[data-mode=uber] .result-mode{color:#243038;background:#eef2f4;border-color:#dbe2e6}.fare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0}.fare-grid div{min-width:0;border:1px solid #e3efe9;border-radius:10px;padding:9px 10px;background:#f7fbf9}.fare-grid dt,.fare-grid dd{margin:0}.fare-grid dt{color:var(--muted);font-size:11.5px;font-weight:600;letter-spacing:.03em;line-height:1.2;text-transform:uppercase}.fare-grid dd{margin-top:4px;font-size:16px;font-weight:750;line-height:1.25;color:var(--ink)}.fare-grid dd.fare-main{color:var(--accent-deep)}.route-summary{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin:0;color:#2c3b35;font-size:13.5px;font-weight:600;line-height:1.4}.route-arrow{flex:none;color:var(--accent)}.result-price{margin:0;font-size:20px;font-weight:750;line-height:1.25;color:var(--ink)}.result-distance{margin:0;color:#2c3b35;font-size:13.5px;font-weight:600;line-height:1.4}.result-note,.result-meta,.report-confirmation{color:var(--muted);font-size:12px;line-height:1.45}.result-note{margin:0}.result-meta{display:flex;flex-wrap:wrap;gap:6px}.result-meta span{border:1px solid var(--border);border-radius:999px;padding:3px 9px;background:#f6faf8}.route-stop-list{list-style:none;max-height:300px;margin:2px 0 0;padding:4px 4px 2px;color:#2c3b35;font-size:13.5px;line-height:1.4;overflow:auto;scrollbar-gutter:stable}.route-stop-list li{position:relative;padding:0 0 14px 27px}.route-stop-list li:before{content:"";position:absolute;left:5px;top:13px;bottom:-1px;width:2px;border-radius:2px;background:#cfe6dc}.route-stop-list li:last-child{padding-bottom:2px}.route-stop-list li:last-child:before{display:none}.stop-marker{position:absolute;left:0;top:3px;width:12px;height:12px;border:3px solid var(--accent);border-radius:50%;background:#fff}.route-stop-list li:first-child .stop-marker{background:var(--accent)}.route-stop-list li.stop-last .stop-marker{border-color:#d6264f;background:#d6264f}.report-control{display:grid;gap:6px;justify-items:start}.report-button{min-height:32px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:999px;padding:0 12px;color:#3c4b45;background:var(--panel-bg);font-size:12.5px;transition:background .14s ease,border-color .14s ease}.report-button:hover{border-color:var(--border-strong);background:#f6faf8}.report-button:disabled{cursor:default;border-color:#b7e4c7;color:#166534;background:#f0fdf4;opacity:1}.report-confirmation{color:#166534;line-height:1.3}.typing{display:inline-flex;align-items:center;gap:10px;color:var(--muted)}.typing .spin{color:var(--accent)}.typing-dots{display:inline-flex;align-items:center;gap:3px}.typing-dots span{width:4px;height:4px;border-radius:999px;background:currentColor;animation:pulse-dot 1.2s ease-in-out infinite;opacity:.35}.typing-dots span:nth-child(2){animation-delay:.16s}.typing-dots span:nth-child(3){animation-delay:.32s}.composer-shell{display:grid;gap:8px;justify-items:center;border-top:1px solid rgba(18,37,32,.06);padding:14px 20px calc(14px + env(safe-area-inset-bottom))}.composer{width:min(100%,780px);min-height:58px;display:grid;grid-template-columns:34px minmax(0,1fr) 44px;align-items:center;gap:6px;border:1px solid var(--border-strong);border-radius:18px;padding:7px 7px 7px 12px;background:var(--panel-bg);box-shadow:0 10px 30px #12252014;transition:border-color .15s ease,box-shadow .15s ease}.composer:focus-within{border-color:var(--accent);box-shadow:0 10px 30px #12252014,0 0 0 4px #10a37f21}.composer-icon{display:grid;place-items:center;color:var(--subtle)}.composer-field{min-width:0;display:grid;align-items:center}.composer input{min-width:0;width:100%;border:0;padding:0 6px;color:var(--ink);background:transparent;outline:none}.composer input::placeholder{color:var(--subtle)}.send-button,.primary-button{border:0;border-radius:13px;color:#fff;background:var(--grad-brand);box-shadow:0 6px 14px #10a37f4d;transition:filter .15s ease,transform .15s ease}.send-button{width:44px;height:44px;display:grid;place-items:center}.send-button:hover:not(:disabled),.primary-button:hover{filter:brightness(1.07);transform:translateY(-1px)}.send-button:active:not(:disabled),.primary-button:active{transform:translateY(0)}.send-button:disabled{cursor:not-allowed;opacity:.45;box-shadow:none}.composer-hint{margin:0;color:var(--subtle);font-size:11.5px;line-height:1.3;text-align:center}.primary-button{min-height:42px;align-self:end;padding:0 24px;font-weight:700}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:20px;background:#0a1a1573;z-index:20}.account-modal{width:min(100%,540px);min-height:350px;display:grid;grid-template-rows:auto 1fr auto;border:1px solid var(--border);border-radius:18px;background:var(--panel-bg);box-shadow:var(--shadow-pop);animation:message-rise .2s ease both}.account-modal header{min-height:58px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding:0 18px}.account-modal h2{margin:0;font-size:19px;line-height:1.2;color:var(--ink)}.account-modal dl{display:grid;gap:20px;margin:0;padding:28px 26px}.account-modal dl div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:10px}.account-modal dt,.account-modal dd{margin:0;line-height:1.35}.account-modal dt{color:var(--muted)}.account-modal dd{color:var(--ink)}.account-modal .primary-button{justify-self:end;margin:0 26px 26px 0}.spin{animation:spin .9s linear infinite}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse-dot{0%,80%,to{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}@keyframes message-rise{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(max-width:860px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.topbar{min-height:56px;padding:0 14px}.topbar-mark{display:grid}.empty-state{gap:26px;padding:28px 16px}.hero h1{font-size:29px}.hero-sub{font-size:14px}.motif-line{width:36px}.prompt-grid{grid-template-columns:1fr;gap:10px}.prompt-card{min-height:66px;padding:12px 14px}.message-list{gap:18px;padding:22px 14px 30px}.message-assistant{grid-template-columns:28px minmax(0,1fr);gap:8px}.assistant-avatar{width:27px;height:27px;border-radius:9px}.message-user .message-stack{max-width:92%}.result-card-list{grid-template-columns:1fr}.composer-shell{padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:6px}.composer{min-height:54px;grid-template-columns:30px minmax(0,1fr) 40px;padding:7px 7px 7px 9px}.send-button{width:40px;height:40px;border-radius:12px}.composer-hint{font-size:11px}.account-modal{min-height:330px;align-self:end}.account-modal dl div{grid-template-columns:1fr;gap:4px}}