@font-face {
  font-family: "Open Sans";
  src: url("assets/fonts/OpenSans-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Open Sans";
  src: url("assets/fonts/OpenSans-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Open Sans";
  src: url("assets/fonts/OpenSans-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --color-navy: #1e2d50;
  --color-navy-dark: #16233d;
  --color-navy-light: #2a3f6b;
  --color-text: #1a1a1a;
  --color-text-muted: #5c5c58;
  --color-text-subtle: #333333;
  --color-surface: #ffffff;
  --color-surface-muted: #f4f6f8;
  --color-border: #767672;
  --color-link: #1a5fb4;
  --color-link-hover: #124a8f;
  --color-focus-ring: rgba(30, 45, 80, 0.22);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-card:
    0 1px 2px rgba(30, 45, 80, 0.04),
    0 8px 24px rgba(30, 45, 80, 0.07),
    0 24px 48px rgba(30, 45, 80, 0.04);
  --shadow-button:
    0 1px 2px rgba(30, 45, 80, 0.12),
    0 4px 14px rgba(30, 45, 80, 0.18);
  --shadow-button-hover:
    0 2px 4px rgba(30, 45, 80, 0.14),
    0 8px 20px rgba(30, 45, 80, 0.22);
  --transition-fast: 0.18s ease;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background-color: #f5f5f3;
}

.page {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 56px 24px 72px;
}

.page-header {
  width: 100%;
  max-width: 440px;
  text-align: center;
  margin-bottom: 28px;
}

.logo-link {
  display: inline-block;
  margin-bottom: 32px;
  border-radius: var(--radius-sm);
}

.logo-link:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 4px;
}

.logo {
  display: block;
  width: 152px;
  height: auto;
}

.page-title {
  margin: 0 0 12px;
  font-size: clamp(1.625rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #111111;
}

.page-subtitle {
  margin: 0 auto;
  max-width: 400px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-subtle);
}

.login-card {
  width: 100%;
  max-width: 440px;
  padding: 32px 32px 28px;
  background: var(--color-surface);
  border: 1px solid rgba(30, 45, 80, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.newsletter-banner {
  margin-bottom: 28px;
  padding: 14px 16px 14px 18px;
  background: linear-gradient(135deg, #eef6fc 0%, #e3f2fa 100%);
  border: none;
  border-left: 3px solid #5ba4d9;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.newsletter-banner p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
}

.newsletter-banner a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.newsletter-banner a:hover {
  color: var(--color-link-hover);
}

.newsletter-banner a:focus-visible {
  color: var(--color-link-hover);
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
  border-radius: 2px;
}

.login-error {
  margin-bottom: 20px;
  padding: 14px 16px;
  background: #fdecea;
  border: 1px solid #e57373;
  border-radius: var(--radius-md);
  color: #611a15;
  font-size: 0.9375rem;
  line-height: 1.55;
}

.login-error:empty,
.login-error[hidden] {
  display: none;
}

.login-form {
  display: flex;
  flex-direction: column;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.field-control {
  position: relative;
}

.field-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  width: 18px;
  height: 18px;
  color: var(--color-border);
  transform: translateY(-50%);
  pointer-events: none;
  transition: color var(--transition-fast);
}

.field-control:focus-within .field-icon {
  color: var(--color-navy);
}

.form-field input {
  width: 100%;
  padding: 14px 16px 14px 44px;
  font: inherit;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-surface-muted);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  outline: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.form-field input::placeholder {
  color: var(--color-border);
}

.form-field input:hover {
  background: #eef1f4;
}

.form-field input:focus-visible {
  background: var(--color-surface);
  border-color: var(--color-navy);
  box-shadow: 0 0 0 4px var(--color-focus-ring);
}

.login-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-top: 4px;
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--color-navy-light) 0%, var(--color-navy) 100%);
  color: #ffffff;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: var(--shadow-button);
  transition:
    background var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.login-button:hover {
  background: linear-gradient(180deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  box-shadow: var(--shadow-button-hover);
  transform: translateY(-1px);
}

.login-button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-button);
}

.login-button:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--color-navy);
}

.login-button-icon {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  flex-shrink: 0;
}

.forgot-password {
  margin: 18px 0 0;
  font-size: 0.875rem;
  text-align: center;
}

.forgot-password a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.forgot-password a:hover,
.forgot-password a:focus-visible {
  color: var(--color-link-hover);
}

.forgot-password a:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-footer {
  width: 100%;
  max-width: 640px;
  margin-top: 44px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 12px;
  margin-bottom: 28px;
}

.footer-links a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(30, 45, 80, 0.1);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.footer-links a:hover {
  background: var(--color-surface);
  border-color: rgba(30, 45, 80, 0.18);
  color: var(--color-navy);
}

.footer-links a:focus-visible {
  color: var(--color-navy);
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}

.footer-description {
  margin: 0 auto;
  max-width: 560px;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .login-button:hover {
    transform: none;
  }
}

@media (max-width: 600px) {
  .page {
    padding: 36px 16px 56px;
  }

  .login-card {
    padding: 24px 20px 22px;
    border-radius: var(--radius-md);
  }

  .footer-links {
    gap: 8px;
  }

  .footer-links a {
    padding: 8px 14px;
  }
}