:root {
  --bg: #14161a;
  --panel: #1d2026;
  --panel-2: #262a32;
  --text: #e9ebef;
  --muted: #9aa1ac;
  --accent: #6c8cff;
  --danger: #ff6b6b;
  --ok: #52c785;
  --border: #333844;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.topbar .brand { font-weight: 700; letter-spacing: .02em; color: var(--text); text-decoration: none; font-size: 1.1rem; }
.topbar nav { display: flex; gap: 16px; align-items: center; }
.topbar .user { color: var(--muted); font-size: .9rem; }
.topbar a { color: var(--accent); text-decoration: none; }

.container { max-width: 900px; margin: 0 auto; padding: 32px 20px 80px; }

h1 { font-size: 1.6rem; margin-bottom: .6em; }

.page-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }

.flash-stack { margin-bottom: 20px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: .92rem; }
.flash-success { background: rgba(82,199,133,.15); color: var(--ok); border: 1px solid rgba(82,199,133,.3); }
.flash-error { background: rgba(255,107,107,.15); color: var(--danger); border: 1px solid rgba(255,107,107,.3); }

.login-box { max-width: 340px; margin: 60px auto; background: var(--panel); padding: 28px; border-radius: 12px; border: 1px solid var(--border); }
.login-box form { display: flex; flex-direction: column; gap: 14px; }

label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 14px; }
label.inline { display: inline-flex; align-items: center; gap: 6px; color: var(--text); font-size: .9rem; }

input[type=text], input[type=password], input[type=number], input[type=file], textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: .95rem;
  font-family: inherit;
}
textarea { resize: vertical; }
small { display: block; color: var(--muted); margin-top: 4px; font-size: .8rem; }

.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.help-box { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin: 4px 0 20px; }
.help-box p { margin: 0 0 10px; font-size: .85rem; color: var(--muted); }
.help-box p:last-child { margin-bottom: 0; }
.help-box strong { color: var(--text); }

.btn { display: inline-block; padding: 10px 18px; border-radius: 8px; border: none; cursor: pointer; font-size: .92rem; text-decoration: none; }
.btn-primary { background: var(--accent); color: #0c0f14; font-weight: 600; }
.btn-primary:disabled { opacity: .6; cursor: default; }

.form-actions { display: flex; gap: 16px; align-items: center; margin-top: 10px; }
.form-actions a { color: var(--muted); text-decoration: none; }

.char-table { width: 100%; border-collapse: collapse; margin-top: 10px; }
.char-table th, .char-table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: .92rem; }
.char-table th { color: var(--muted); font-weight: 500; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
.actions a { margin-right: 12px; color: var(--accent); text-decoration: none; }
.inline-form { display: inline; }
.link-danger { background: none; border: none; color: var(--danger); cursor: pointer; padding: 0; font-size: .92rem; }

.empty { color: var(--muted); }

.try-box { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.try-box textarea { margin-bottom: 12px; }
.try-result { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); }
.try-result audio { width: 100%; margin-top: 10px; }
.hint { color: var(--muted); font-size: .9rem; }

.try-controls { display: flex; gap: 16px; align-items: flex-end; margin-bottom: 14px; flex-wrap: wrap; }
.try-controls label { margin-bottom: 0; width: auto; }
.try-controls input[type=number] { width: 110px; margin-top: 6px; }
.try-controls .btn-secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }

.transcript { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; max-height: 420px; overflow-y: auto; }
.bubble { padding: 10px 14px; border-radius: 10px; font-size: .92rem; max-width: 85%; }
.bubble-user { align-self: flex-end; background: var(--accent); color: #0c0f14; }
.bubble-assistant { align-self: flex-start; background: var(--panel-2); border: 1px solid var(--border); }
.bubble-assistant audio { width: 100%; margin-top: 8px; }