:root {
  --bg0: #f6f7fb;
  --bg1: #eef2ff;
  --card: rgba(255, 255, 255, 0.78);
  --cardBorder: rgba(15, 23, 42, 0.12);
  --text: rgba(15, 23, 42, 0.92);
  --muted: rgba(15, 23, 42, 0.62);
  --danger: #ff5a7a;
  --focus: rgba(59, 130, 246, 0.25);
  --primary: #2563eb;
  --primary2: #22c55e;
  --shadow: 0 24px 60px rgba(2, 6, 23, 0.14);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 550px at 15% 15%, rgba(37, 99, 235, 0.16), transparent 60%),
    radial-gradient(800px 500px at 85% 20%, rgba(34, 197, 94, 0.13), transparent 60%),
    radial-gradient(1000px 700px at 50% 100%, rgba(236, 72, 153, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
}

.page {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(440px, 100%);
  background: var(--card);
  border: 1px solid var(--cardBorder);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header {
  margin-bottom: 18px;
}

.title {
  margin: 0 0 6px 0;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.35;
}

.form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.labelRow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.label {
  font-weight: 600;
  font-size: 0.92rem;
}

input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  padding: 12px 12px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

input::placeholder {
  color: rgba(15, 23, 42, 0.42);
}

input:focus {
  border-color: rgba(37, 99, 235, 0.55);
  box-shadow: 0 0 0 4px var(--focus);
}

.error {
  margin: 0;
  min-height: 1.1em;
  font-size: 0.86rem;
  color: rgba(255, 90, 122, 0.95);
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  user-select: none;
}

.checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.link,
.linkButton {
  color: rgba(15, 23, 42, 0.86);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

.link:hover,
.linkButton:hover {
  text-decoration: underline;
}

.linkButton {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}

.primary {
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 700;
  font-size: 0.98rem;
  color: #061027;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
}

.primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.02);
}

.primary:active {
  transform: translateY(0);
}

.primary[disabled] {
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.status {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  min-height: 1.2em;
}

.footer {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 420px) {
  .card {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}