:root {
  --bg: #0f1419;
  --panel: #1a2129;
  --panel2: #222c37;
  --border: #2e3b48;
  --text: #e6edf3;
  --muted: #8b9aa8;
  --primary: #5b8def;
  --primary-d: #4072d4;
  --green: #3fb950;
  --amber: #d29922;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
header {
  padding: 20px 28px 0;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
header h1 { margin: 0 0 14px; font-size: 20px; }
nav { display: flex; gap: 6px; }
.tab {
  background: none; border: none; color: var(--muted);
  padding: 10px 16px; cursor: pointer; font-size: 14px;
  border-bottom: 2px solid transparent;
}
.tab.active { color: var(--text); border-bottom-color: var(--primary); }
main { padding: 24px 28px; max-width: 1000px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; }
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; gap: 16px; }
.panel-head h2 { margin: 0 0 4px; font-size: 18px; }
.muted { color: var(--muted); font-size: 13px; margin: 0; }

.cards { display: flex; flex-direction: column; gap: 10px; }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  display: flex; gap: 14px; align-items: center;
}
.card .grow { flex: 1; min-width: 0; }
.card .title { font-weight: 600; }
.card .sub { color: var(--muted); font-size: 13px; margin-top: 2px; }
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge.suds { background: #2a3340; color: var(--amber); }
.badge.cat { background: #243044; color: var(--primary); margin-left: 6px; }
.badge.ok { background: #18351f; color: var(--green); }
.suds-bar { height: 6px; border-radius: 4px; background: #2a3340; overflow: hidden; margin-top: 8px; }
.suds-bar > i { display: block; height: 100%; background: linear-gradient(90deg, var(--green), var(--amber), #d9534f); }

.btn {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 14px; cursor: pointer; font-size: 14px;
}
.btn:hover { border-color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-d); }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn.danger:hover { border-color: #d9534f; color: #ff7b72; }
.btn.icon { padding: 6px 9px; }

audio { height: 34px; }

/* Modal */
.modal {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
  align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; z-index: 50;
}
.modal.open { display: flex; }
.modal-box {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 22px; width: 100%; max-width: 480px;
}
.modal-box.wide { max-width: 760px; }
.modal-box h3 { margin: 0 0 16px; }
.modal-box h4 { margin: 18px 0 8px; font-size: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
input, textarea, select {
  width: 100%; margin-top: 4px; background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font: inherit;
}
label.check input { width: auto; margin: 0; }
.row { display: flex; gap: 12px; }
.row > label { flex: 1; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

/* segment editor */
.seg {
  display: flex; gap: 8px; margin-bottom: 8px; align-items: flex-start;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px;
}
.seg textarea { margin: 0; resize: vertical; }
.seg .pause { width: 90px; flex: none; }
.seg .pause input { margin: 0; }
.seg .pause span { font-size: 11px; color: var(--muted); }
.seg .del { flex: none; }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--panel2); border: 1px solid var(--border); color: var(--text);
  padding: 12px 20px; border-radius: 10px; opacity: 0; transition: opacity .25s; pointer-events: none; z-index: 100;
}
.toast.show { opacity: 1; }
.toast.err { border-color: #d9534f; }
.toast.ok { border-color: var(--green); }
.spin { animation: sp 1s linear infinite; display: inline-block; }
@keyframes sp { to { transform: rotate(360deg); } }

/* ===== Login / landing a pantalla completa ===== */
#login-screen {
  position: fixed; inset: 0; z-index: 200;
  display: grid; grid-template-columns: 1.2fr 1fr;
  background: var(--bg);
}
#login-screen.hidden { display: none; }
body.locked header, body.locked main { display: none; }

.login-hero {
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  padding: 0 9%; gap: 14px;
  background: radial-gradient(120% 120% at 20% 10%, #1c3a4a 0%, #122029 45%, #0d1217 100%);
}
.login-mark { font-size: 64px; }
.login-hero h1 { font-size: 56px; margin: 0; letter-spacing: -1px; }
.login-tag { color: var(--muted); font-size: 16px; max-width: 360px; margin: 0; line-height: 1.6; }

.login-card {
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 8%; gap: 6px;
}
.login-card h2 { margin: 0; font-size: 24px; }
.login-card .muted { margin: 0 0 18px; }
.login-card label { margin-bottom: 14px; }
.login-card input { padding: 11px 12px; }
.login-card .btn.primary { width: 100%; padding: 12px; margin-top: 6px; font-size: 15px; }
.login-err { color: #ff7b72; font-size: 13px; min-height: 18px; margin: 8px 0 0; }

@media (max-width: 720px) {
  #login-screen { grid-template-columns: 1fr; }
  .login-hero { padding: 8% 8% 0; min-height: 38vh; }
  .login-hero h1 { font-size: 44px; }
  .login-card { padding: 8%; }
}