@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600;700&display=swap');

:root {
  --blue: #3665F9;
  --ink: #333336;
  --grey: #6F6E73;
  --bg: #E9EDF7;
  --field: #F3F3F3;
  --danger: #FF5757;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: var(--bg);
  color: var(--ink);
  font-family: Montserrat, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  font-weight: 500;
}

.card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 18px;
  padding: 32px 28px;
  box-shadow: 0 4px 35px rgba(0, 0, 0, 0.04);
}

.brand {
  display: block;
  width: 96px;
  height: auto;
  margin-bottom: 24px;
}

h1 { font-size: 22px; font-weight: 600; margin: 0 0 10px; }

p { font-size: 15px; line-height: 1.55; margin: 0 0 16px; color: var(--ink); }

.muted { color: var(--grey); font-size: 13px; }

label { display: block; font-size: 13px; margin: 14px 0 6px 4px; }

input {
  width: 100%;
  height: 46px;
  border: 0;
  border-radius: 12px;
  background: var(--field);
  padding: 0 14px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
}

input:focus { outline: 2px solid var(--blue); outline-offset: 1px; }

button, .button {
  display: inline-block;
  width: 100%;
  height: 46px;
  margin-top: 20px;
  border: 0;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  font: inherit;
  font-weight: 600;
  font-size: 15px;
  text-align: center;
  line-height: 46px;
  text-decoration: none;
  cursor: pointer;
}

button:disabled { opacity: 0.5; cursor: default; }

.error { color: var(--danger); font-size: 13px; margin: 10px 0 0; }

a { color: var(--blue); }