:root {
  color-scheme: dark;
  --background: #0e1118;
  --card: #171c27;
  --card-border: #2a3242;
  --text: #f5f7fb;
  --muted: #9ca8bb;
  --accent: #8c7cff;
  --accent-hover: #a197ff;
  --danger: #ff8b9d;
  --success: #78e2b0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: 24px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at top left, #27234c 0, transparent 35%),
    radial-gradient(circle at bottom right, #183b43 0, transparent 30%),
    var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page-shell {
  width: min(100%, 440px);
}

.login-card,
.content-card {
  padding: 42px;
  text-align: center;
  background: rgba(23, 28, 39, 0.92);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(12px);
}

.brand-mark,
.success-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 24px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), #5ee0d3);
  color: white;
  font-size: 25px;
  font-weight: 800;
}

.success-icon {
  color: #10251d;
  background: var(--success);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-hover);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0 0 14px;
  font-size: 32px;
  letter-spacing: -0.04em;
}

h2 {
  font-size: 28px;
}

.intro,
.content-card p:not(.eyebrow),
.fine-print {
  color: var(--muted);
  line-height: 1.6;
}

.intro {
  margin: 0 0 30px;
}

.intro strong {
  color: var(--text);
}

form {
  text-align: left;
}

label {
  display: block;
  margin-bottom: 9px;
  color: #dbe1ec;
  font-size: 14px;
  font-weight: 600;
}

.input-wrap {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 15px;
  border: 1px solid var(--card-border);
  border-radius: 12px;
  background: #10141d;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(140, 124, 255, 0.14);
}

.input-wrap span {
  color: var(--muted);
  font-size: 17px;
}

input {
  width: 100%;
  padding: 15px 0;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font: inherit;
  font-size: 16px;
}

button {
  width: 100%;
  margin-top: 18px;
  padding: 15px 20px;
  border: 0;
  border-radius: 12px;
  color: white;
  background: var(--accent);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: background 0.2s, transform 0.2s;
}

button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.status {
  min-height: 22px;
  margin: 12px 0 0;
  font-size: 13px;
  text-align: center;
}

.status.error {
  color: var(--danger);
}

.status.success {
  color: var(--success);
}

.fine-print {
  margin: 26px 0 0;
  font-size: 12px;
}

.secondary-button {
  color: #dfe4ee;
  background: #252d3c;
}

.secondary-button:hover {
  background: #323d50;
}

.hidden {
  display: none;
}

@media (max-width: 480px) {
  .login-card,
  .content-card {
    padding: 32px 24px;
  }
}