:root {
  --navy: #081e43;
  --navy-2: #13315a;
  --violet: #6c5cf2;
  --violet-2: #5849d8;
  --violet-soft: #aaa1fd;
  --coral: #d23541;
  --teal: #3ea7b2;
  --blue: #4d65ff;

  --ink: #081e43;
  --ink-2: #4a5575;
  --ink-3: #8a92a8;
  --line: #e6e8f0;
  --surface: #ffffff;
  --bg: #f7f6fc;

  --focus-ring: 0 0 0 4px rgba(108, 92, 242, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  overflow: hidden;
  isolation: isolate;
}

.wrap::before,
.wrap::after {
  content: "";
  position: absolute;
  border-radius: 9999px;
  filter: blur(80px);
  opacity: 0.55;
  z-index: -1;
  pointer-events: none;
}

.wrap::before {
  width: 28rem;
  height: 28rem;
  background: var(--violet-soft);
  top: -10rem;
  left: -8rem;
}

.wrap::after {
  width: 24rem;
  height: 24rem;
  background: var(--coral);
  bottom: -10rem;
  right: -8rem;
  opacity: 0.25;
}

.card {
  width: 100%;
  max-width: 26rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem;
  box-shadow:
    0 1px 2px rgba(8, 30, 67, 0.04),
    0 12px 32px rgba(8, 30, 67, 0.08);
}

.brand-logo {
  display: block;
  height: 2.5rem;
  width: auto;
  margin-bottom: 2rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--navy);
  line-height: 1.2;
}

.sub {
  margin: 0 0 1.75rem;
  color: var(--ink-2);
  font-size: 0.9375rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: 0.01em;
}

input[type="email"] {
  width: 100%;
  padding: 0.8125rem 1rem;
  background: var(--surface);
  border: 1.5px solid var(--line);
  color: var(--ink);
  border-radius: 0.75rem;
  font-size: 0.9375rem;
  font-family: inherit;
  outline: none;
}

input[type="email"]::placeholder {
  color: var(--ink-3);
}

input[type="email"]:focus-visible {
  border-color: var(--violet);
  box-shadow: var(--focus-ring);
}

input[type="email"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

button[type="submit"] {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.8125rem 1rem;
  background: var(--violet);
  color: white;
  border: none;
  border-radius: 0.75rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
}

button[type="submit"]:hover:not(:disabled) {
  background: var(--violet-2);
}

button[type="submit"]:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

button[type="submit"]:disabled {
  background: var(--ink-3);
  cursor: not-allowed;
}

.error {
  margin: 1rem 0 0;
  padding: 0.625rem 0.875rem;
  background: rgba(210, 53, 65, 0.08);
  border: 1px solid rgba(210, 53, 65, 0.3);
  border-radius: 0.625rem;
  color: var(--coral);
  font-size: 0.875rem;
}

.error a {
  color: var(--coral);
  text-decoration: underline;
}

@media (prefers-reduced-motion: no-preference) {
  input[type="email"] {
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
  }
  button[type="submit"] {
    transition: background 0.15s ease, transform 0.06s ease;
  }
  button[type="submit"]:active:not(:disabled) {
    transform: translateY(1px);
  }
}