:root { color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.45 "Segoe UI", system-ui, sans-serif; background: #f3efe4; color: #1c1915; }
main { height: 100dvh; display: flex; flex-direction: column; max-width: 40rem; margin: 0 auto; }
header { padding: 14px 16px 10px; background: #1c1915; color: #f3efe4; }
header button { background: transparent; color: #f3efe4; border: 1px solid #f3efe4; }
header p { margin: 4px 0 0; font-size: 0.9rem; color: #d6d0c4; }
.entrar { padding: 20px 16px; display: flex; flex-direction: column; gap: 12px; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; }
input, select, textarea, button { font: inherit; }
input, select, textarea { padding: 12px; border: 1px solid #c8c0b0; border-radius: 12px; background: #fff; }
button { min-height: 48px; border: 0; border-radius: 12px; background: #1c1915; color: #f3efe4; font-weight: 700; padding: 0 16px; }
.erro { background: #fde8e4; color: #6b2218; padding: 10px 12px; border-radius: 12px; }
ol { list-style: none; margin: 0; padding: 12px; flex: 1; min-height: 0; overflow: auto; }
li { max-width: 88%; margin: 8px 0; padding: 10px 12px; border-radius: 16px; background: #fff; }
li.thiago { margin-left: auto; background: #1e3a5f; color: #fff; }
li.rafa { background: #1f4d3a; color: #fff; }
li.james { border: 1px solid #d9d1c3; }
li.aviso { border-style: dashed; }
.meta { display: flex; gap: 8px; font-size: 0.78rem; opacity: 0.8; }
li img { display: block; width: 100%; max-height: 220px; object-fit: contain; border-radius: 12px; margin-top: 8px; background: #111; }
@media (min-width: 800px) { li img { max-height: 360px; } }
li a.baixar { display: inline-block; margin-top: 6px; color: inherit; }
form.enviar { display: flex; flex-wrap: wrap; gap: 8px; padding: 10px; background: #f3efe4; border-top: 1px solid #e4dccb; }
textarea { flex: 1 1 12rem; min-height: 48px; resize: vertical; }
label.arquivo { display: flex; align-items: center; min-height: 48px; padding: 0 12px; border: 1px solid #c8c0b0; border-radius: 12px; background: #fff; font-weight: 600; flex: 1 1 100%; }
label.arquivo input { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.previa img { width: 96px; height: 96px; object-fit: cover; border-radius: 12px; }
.vazio { padding: 24px 16px; color: #5c564c; }