:root {
  --ink: #0b1220;
  --ink-soft: #3a4558;
  --paper: #f7f8fa;
  --line: #d5dbe6;
  --accent: #067539;
  --accent-hover: #ffffff;
  --error: #b42318;
  --shadow: 0 24px 60px rgba(11, 18, 32, 0.12);
  --radius: 12px;
  --font: "Outfit", "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background-color: #1a1f28;
  background-image: url("background.webp");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

.page {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1.25rem;
  overflow: hidden;
}

.ambient {
  position: absolute;
  inset: 0;
  background: rgba(11, 18, 32, 0.35);
  pointer-events: none;
}

.login {
  position: relative;
  width: min(100%, 400px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  animation: rise 0.55s ease-out both;
  padding: 1.75rem;
  background: rgba(255, 255, 255, 1);
  border: 1px solid rgba(213, 219, 230, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo {
  width: min(220px, 70vw);
  height: auto;
  display: block;
}

.form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.field-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
}

.field input {
  width: 100%;
  height: 48px;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15);
}

.field input.is-invalid {
  border-color: var(--error);
}

.error {
  margin: 0;
  font-size: 0.875rem;
  color: var(--error);
  animation: shake 0.35s ease;
}

@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-4px);
  }
  75% {
    transform: translateX(4px);
  }
}

.submit {
  margin-top: 0.25rem;
  height: 48px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
}

.submit:hover {
  background: var(--accent-hover);
  border: 1px solid var(--accent);
  color: var(--accent);
}

.submit:active {
  transform: translateY(1px);
}

.success {
  width: 100%;
  text-align: center;
}

.success-title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
}

.success-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

@media (prefers-reduced-motion: reduce) {
  .login,
  .error {
    animation: none;
  }
}