:root {
  color-scheme: dark;
  --bg: #07111d;
  --panel: rgba(14, 24, 42, 0.94);
  --border: rgba(157, 188, 255, 0.14);
  --text: #edf2ff;
  --muted: #94a6ca;
  --accent: #68e0c3;
  --danger: #ff7c8d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(126, 167, 255, 0.2), transparent 26%),
    radial-gradient(circle at 80% 10%, rgba(104, 224, 195, 0.16), transparent 22%),
    linear-gradient(180deg, #08111d 0%, #0a1424 100%);
  font-family: "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
}

.login-shell {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(100%, 460px);
  padding: 28px;
  border-radius: 28px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(16px);
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.76rem;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

p {
  color: var(--muted);
  line-height: 1.65;
}

label {
  display: block;
  margin: 16px 0 8px;
  color: #dce5fb;
}

input {
  width: 100%;
  padding: 13px 15px;
  border-radius: 16px;
  border: 1px solid rgba(157, 188, 255, 0.18);
  background: rgba(18, 31, 53, 0.98);
  color: var(--text);
  outline: none;
}

input:focus {
  border-color: rgba(104, 224, 195, 0.8);
  box-shadow: 0 0 0 3px rgba(104, 224, 195, 0.14);
}

.status {
  margin-top: 16px;
  min-height: 52px;
  padding: 14px 15px;
  border-radius: 18px;
  border: 1px solid rgba(157, 188, 255, 0.14);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

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

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

.actions {
  margin-top: 18px;
  display: flex;
}

button {
  width: 100%;
  border: 0;
  border-radius: 16px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  color: #06111f;
  background: linear-gradient(135deg, var(--accent), #c5fff0);
  transition: transform 180ms ease, filter 180ms ease;
}

button:hover {
  transform: translateY(-1px);
  filter: saturate(1.04);
}

button:active {
  transform: translateY(0) scale(0.99);
}