* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: #FBF6EE; color: #3B2F2A; font-size: 17px; line-height: 1.5; }
main { max-width: 560px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; }
h1 { font-size: 22px; margin: 4px 0; }
h2 { font-size: 18px; margin: 0 0 6px; }
section { background: #fff; border-radius: 16px; padding: 14px; box-shadow: 0 2px 10px rgba(91,52,30,.06); display: flex; flex-direction: column; gap: 8px; }
button, .btn { min-height: 52px; border-radius: 26px; border: none; background: #B5472F; color: #fff; font-size: 17px; font-weight: 700; padding: 0 18px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
button.secondary, .btn.secondary { background: transparent; color: #3B2F2A; border: 2px solid #3B2F2A; }
button:disabled { opacity: .45; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row > * { flex: 1 1 140px; }
input[type=text], textarea, select { width: 100%; min-height: 48px; border-radius: 12px; border: 1.5px solid #E5D6C2; padding: 8px 12px; font-size: 16px; font-family: inherit; }
textarea { min-height: 96px; }
.env { font-size: 13px; color: #6E5E55; }
.warn { background: #F6D88A; border-radius: 12px; padding: 10px 12px; font-size: 15px; }
.tabs { display: flex; gap: 6px; }
.tabs button { flex: 1; background: #F3E7D8; color: #3B2F2A; min-height: 48px; font-size: 15px; }
.tabs button.active { background: #3B2F2A; color: #fff; }
video, audio { width: 100%; border-radius: 12px; background: #000; }
audio { background: transparent; }
.timer { font-size: 32px; font-weight: 800; text-align: center; }
.progress { height: 10px; background: #F3E7D8; border-radius: 5px; overflow: hidden; }
.progress > i { display: block; height: 100%; width: 0; background: #B5472F; transition: width .2s; }
#log { font-family: ui-monospace, monospace; font-size: 12px; max-height: 260px; overflow: auto; background: #3B2F2A; color: #F6EDE3; border-radius: 12px; padding: 10px; }
.log-ok { color: #9BE3A8; } .log-bad { color: #FF9C8A; } .log-info { color: #F6EDE3; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
td, th { border-bottom: 1px solid #F0E5D6; padding: 6px 4px; text-align: left; vertical-align: top; word-break: break-all; }
.hidden { display: none !important; }
small { color: #6E5E55; }