:root {
  --orange: #f57c00;
  --ink: #2c3e50;
  --muted: #69737d;
  --danger: #c0392b;
  --bar: #0b1220;
  --line: #c8cdd2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: #f4f6f8;
}

.bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: var(--bar);
  color: #fff;
  font-weight: 600;
  font-size: 18px;
}

.bar img { width: 30px; height: 30px; }
.bar .who { margin-left: auto; font-weight: 400; font-size: 14px; color: #d7dee6; }

main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 48px 16px;
}

.card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 6px 24px rgba(11, 18, 32, 0.08);
}

.card.wide { max-width: 720px; }
.logo { display: block; width: 190px; margin: 0 auto 8px; }
h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 24px 0 8px; }
.note { color: var(--muted); margin: 0 0 16px; }

label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
}

input {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
  color: var(--ink);
}

input:focus { outline: 2px solid var(--orange); border-color: transparent; }

button {
  width: 100%;
  padding: 12px;
  border: 0;
  border-radius: 6px;
  background: var(--orange);
  color: #fff;
  font: inherit;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
}

button:disabled { opacity: 0.6; cursor: wait; }

button.ghost {
  width: auto;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid #465468;
  font-size: 14px;
  font-weight: 400;
}

.message { min-height: 1.2em; margin: 12px 0 0; color: var(--muted); }
.message.error { color: var(--danger); }
code { font-size: 16px; background: #f4f6f8; padding: 2px 6px; border-radius: 4px; letter-spacing: 1px; word-break: break-all; }
ol { padding-left: 20px; line-height: 1.6; }
#herramientas li { margin-bottom: 6px; }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 16px; }