:root{
  --bg:#EEF1EE; --surface:#FFFFFF; --surface-2:#F5F7F5; --ink:#14212B; --muted:#55636B; --line:#D6DDD8;
  --accent:#F2B705; --accent-ink:#2B2100; --go:#1E7A5A; --go-soft:#E2F2EA; --warn:#A8540A; --warn-soft:#FBEBDC;
  --user:#14212B; --user-ink:#F3F6F4; --plate-blue:#1C3F94;
  --skin:#B97C55; --skin-shade:#9C6443; --hair:#2A1A12; --hair-hi:#4A3022; --uniform:#1E4E8C; --uniform-dark:#163A69;
  --vest:#F5C518; --vest-shade:#D8A80C; --reflect:#E4EBF0; --reflect-line:#AEBBC4; --lip:#7E2F33; --tongue:#D96B6B;
  --blush:#E07A6A; --white:#FFFFFF; --backdrop:#D7ECF4; --backdrop-2:#BFE0EC; --stage-1:#FFF6D6; --stage-2:#E3F1EC; --bubble:#FFFFFF;
  --f-display:'Archivo','Arial Narrow',Arial,sans-serif;
  --f-body:'Atkinson Hyperlegible',Verdana,Arial,sans-serif;
  --f-mono:ui-monospace,'Courier New',monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0F171C; --surface:#172229; --surface-2:#1D2A32; --ink:#E8EEEA; --muted:#A3B1AA; --line:#2C3B44;
  --go:#5CC59A; --go-soft:#173A2D; --warn:#F0A35E; --warn-soft:#3A2614; --user:#E8EEEA; --user-ink:#14212B;
  --stage-1:#2A2A1A; --stage-2:#13302A; --bubble:#1D2A32; --backdrop:#1F3A48; --backdrop-2:#28495A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0F171C; --surface:#172229; --surface-2:#1D2A32; --ink:#E8EEEA; --muted:#A3B1AA; --line:#2C3B44;
  --go:#5CC59A; --go-soft:#173A2D; --warn:#F0A35E; --warn-soft:#3A2614; --user:#E8EEEA; --user-ink:#14212B;
  --stage-1:#2A2A1A; --stage-2:#13302A; --bubble:#1D2A32; --backdrop:#1F3A48; --backdrop-2:#28495A; color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.5}
button{font:inherit;cursor:pointer}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--muted);font-size:14px;margin:0}

.app{height:100%;display:flex;flex-direction:column;position:relative}
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding:12px max(16px,env(safe-area-inset-right)) 12px max(16px,env(safe-area-inset-left));background:var(--surface);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 10px}
.brand b{font-family:var(--f-display);font-weight:800;font-size:26px}
.brand span{color:var(--muted)}
.tag{background:var(--accent);color:var(--accent-ink)!important;font-weight:700;font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:2px 8px;border-radius:4px}
.top-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.who{font-weight:700;color:var(--go)}
.ghost{border:1.5px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:6px 14px;font-weight:700;font-size:14px}
.ghost:hover{border-color:var(--ink)}

.main{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
.stage{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;
  background:radial-gradient(ellipse at 50% 35%,var(--stage-2),transparent 70%),radial-gradient(ellipse at 50% 95%,var(--stage-1),transparent 60%),var(--surface)}
.agent{width:min(280px,28vw);height:min(280px,28vw);overflow:visible}
.bubble{position:relative;background:var(--bubble);border:1.5px solid var(--line);border-radius:16px;padding:12px 16px;
  width:min(440px,100%);font-size:18px;line-height:1.45;max-height:200px;overflow-y:auto}
.bubble b{display:block;font-family:var(--f-display);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.voice-box{display:flex;flex-direction:column;align-items:center;gap:8px}
.mic{display:flex;align-items:center;gap:10px;border:0;border-radius:999px;padding:14px 26px;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:18px}
.mic svg{width:24px;height:24px}
.mic[aria-pressed="true"]{background:var(--warn);color:#fff;animation:pulse 1.8s ease-in-out infinite}
.mic:disabled{opacity:.5;cursor:not-allowed;animation:none}
.voice-status{margin:0;color:var(--muted);font-size:14px;text-align:center}
.meter{width:160px;height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.meter i{display:block;height:100%;width:0;background:var(--go);transition:width .08s}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(168,84,10,.45)}50%{box-shadow:0 0 0 12px rgba(168,84,10,0)}}

.chat{display:flex;flex-direction:column;min-height:0;border-left:1px solid var(--line);background:var(--surface)}
.log{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:85%;padding:10px 14px;border-radius:14px;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.lia{background:var(--surface-2);border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.msg.me{background:var(--user);color:var(--user-ink);align-self:flex-end;border-bottom-right-radius:4px}
.msg.voice::before{content:"🎙 ";font-size:12px}
.msg.typing{color:var(--muted);font-style:italic}
.msg.sys{align-self:center;background:var(--warn-soft);color:var(--warn);font-size:14px}
.card{align-self:flex-start;width:min(100%,420px);border:1.5px solid var(--go);background:var(--go-soft);border-radius:14px;padding:12px 14px;display:flex;flex-direction:column;gap:6px}
.card h3{margin:0;font-family:var(--f-display);font-size:16px}
.card .row{display:flex;justify-content:space-between;gap:10px;font-size:15px}
.card .row span:last-child{font-weight:700;text-align:right}
.card code{font-family:var(--f-mono);font-size:12px;background:var(--surface);border:1px dashed var(--line);border-radius:8px;padding:8px;overflow-wrap:anywhere;display:block}
.card .note{font-size:12px;color:var(--muted)}
.card button{align-self:flex-start;border:0;background:var(--go);color:#fff;border-radius:8px;padding:6px 12px;font-weight:700;font-size:14px}
.opts{display:flex;flex-wrap:wrap;gap:8px;align-self:flex-start;max-width:92%}
.opts button{border:2px solid var(--accent);background:var(--surface);color:var(--ink);border-radius:999px;padding:8px 16px;font-size:15px;font-weight:700}
.opts button:hover:not(:disabled){background:var(--accent);color:var(--accent-ink)}
.opts button:disabled{opacity:.45;cursor:default;border-color:var(--line)}
.opts button.picked{opacity:1;background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.card.login{border-color:#1351B4;background:var(--surface)}
.card.login .govbr{background:#1351B4;color:#fff;border-radius:999px;padding:9px 20px;font-size:15px}
.composer{display:flex;align-items:center;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}
.attach{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line);color:var(--muted);cursor:pointer;flex:none}
.attach input{display:none}
.attach svg{width:22px;height:22px}
.input-wrap{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.input-wrap input{width:100%;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);border-radius:12px;padding:11px 12px;font:inherit}
.input-wrap input:focus,.attach:focus-within{outline:2px solid var(--accent);outline-offset:1px}
.file-pill{align-self:flex-start;display:flex;align-items:center;gap:6px;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:2px 4px 2px 10px;font-size:13px;max-width:100%}
.file-pill span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-pill button{border:0;background:none;color:var(--muted);font-size:16px;line-height:1}
.send{border:0;border-radius:12px;padding:11px 18px;background:var(--ink);color:var(--bg);font-weight:700;flex:none}
.send:disabled{opacity:.5}

.drawer{position:absolute;right:16px;top:70px;bottom:16px;width:min(380px,calc(100% - 32px));background:var(--surface);border:1px solid var(--line);
  border-radius:14px;box-shadow:0 18px 50px rgba(10,30,50,.25);padding:14px;display:flex;flex-direction:column;gap:10px;z-index:5}
.drawer-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.drawer-head b{font-family:var(--f-display);font-size:18px}
.drawer-head span{font-size:12px;color:var(--muted)}
.trace{list-style:none;margin:0;padding:0;overflow-y:auto;display:flex;flex-direction:column;gap:6px;font-size:13px}
.trace li{border-left:3px solid var(--accent);padding:4px 8px;background:var(--surface-2);border-radius:0 8px 8px 0}
.trace li b{display:block;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.trace li code{font-family:var(--f-mono);font-size:12px}
.trace .empty{border:0;background:none;color:var(--muted)}

/* animações do avatar (mesmas da demo) */
.a-body{transform-origin:120px 240px;animation:abreathe 4.2s ease-in-out infinite}
.a-head{transform-origin:120px 140px;animation:atilt 6s ease-in-out infinite}
.a-eyes{transform-box:fill-box;transform-origin:center;animation:ablink 5s infinite}
.a-pupils,.a-brows{transition:transform .3s}
.a-mouth-talk,.a-mouth-happy,.a-hand-wave,.a-hand-chin,.a-spark{opacity:0;transition:opacity .2s}
.a-mouth-talk{transform-box:fill-box;transform-origin:center top}
.a-hand-wave{transform-origin:188px 230px}
.agent.talking .a-mouth-idle{opacity:0}.agent.talking .a-mouth-talk{opacity:1;animation:atalk .19s ease-in-out infinite alternate}
.agent.talking .a-head{animation:anod .8s ease-in-out infinite}
.agent.thinking .a-hand-chin{opacity:1}.agent.thinking .a-pupils{transform:translate(3px,-3px)}
.agent.thinking .a-brows{transform:translateY(-3px)}.agent.thinking .a-head{animation:none;transform:rotate(-4deg)}
.agent.thinking .a-spark{opacity:1;animation:atwinkle 1s ease-in-out infinite}
.agent.listening .a-brows{transform:translateY(-2px)}.agent.listening .a-pupils{transform:translateY(-1px)}
.agent.happy .a-mouth-idle{opacity:0}.agent.happy .a-mouth-happy{opacity:1}
.agent.happy .a-hand-wave{opacity:1;animation:awave .4s ease-in-out 6 alternate}
@keyframes abreathe{0%,100%{transform:scaleY(1)}50%{transform:scaleY(1.012)}}
@keyframes atilt{0%,100%{transform:rotate(0)}50%{transform:rotate(1.5deg)}}
@keyframes anod{0%,100%{transform:rotate(0) translateY(0)}50%{transform:rotate(-1.5deg) translateY(1px)}}
@keyframes ablink{0%,93%,100%{transform:scaleY(1)}95%{transform:scaleY(.08)}}
@keyframes atalk{from{transform:scaleY(.35)}to{transform:scaleY(1.1)}}
@keyframes awave{from{transform:rotate(-14deg)}to{transform:rotate(12deg)}}
@keyframes atwinkle{0%,100%{opacity:.2}50%{opacity:1}}
@media (prefers-reduced-motion:reduce){.a-body,.a-head,.a-eyes,.agent .a-mouth-talk,.agent .a-hand-wave,.agent .a-spark,.mic{animation:none!important}}

@media (max-width:860px),(orientation:portrait){
  .main{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}
  .stage{display:grid;grid-template-columns:110px minmax(0,1fr);grid-template-areas:"av bub" "voice voice";gap:10px;padding:12px 16px}
  .agent{grid-area:av;width:110px;height:110px}
  .bubble{grid-area:bub;font-size:15px;max-height:120px;width:auto}
  .voice-box{grid-area:voice;flex-direction:row;flex-wrap:wrap;justify-content:center}
  .mic{padding:10px 18px;font-size:16px}
  .meter{width:80px}
  .chat{border-left:0;border-top:1px solid var(--line)}
  .log{padding:14px 16px}
}

/* veículos e débitos */
.plate{display:inline-flex;flex-direction:column;border:2px solid #14212B;border-radius:6px;overflow:hidden;width:118px;flex:none;background:#fff}
.plate i{background:var(--plate-blue);color:#fff;font-style:normal;font-size:8px;font-weight:700;letter-spacing:.24em;text-align:center;padding:1px 0}
.plate b{font-family:var(--f-mono);color:#14212B;font-size:19px;text-align:center;letter-spacing:.06em;padding:1px 0}
.vehicles{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;width:min(100%,620px);align-self:flex-start}
.veh{border:1.5px solid var(--line);background:var(--surface);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:8px}
.veh-top{display:flex;align-items:center;gap:12px}
.veh-info{display:flex;flex-direction:column;min-width:0}
.veh-info b{font-family:var(--f-display);font-size:16px;line-height:1.2}
.veh-info span{font-size:13px;color:var(--muted)}
.pill{align-self:flex-start;font-size:13px;font-weight:700;border-radius:999px;padding:2px 10px}
.pill.ok{background:var(--go-soft);color:var(--go)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.veh-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;font-size:14px}
.veh-list li{display:flex;justify-content:space-between;gap:10px}
.veh-note{font-size:13px;color:var(--muted)}
.card.bill{border-color:var(--line);background:var(--surface)}
.bill-group{display:flex;flex-direction:column;gap:4px;padding:6px 0;border-bottom:1px dashed var(--line)}
.bill-group .plate{margin-bottom:4px}
.card .row.total{font-size:16px;padding-top:4px}