:root {
  /* Light Futuristic Theme Variables */
  --primary-color: #760E25; /* Deep Red - Stays as the main accent */
  --primary-color-rgb: 118, 14, 37;
  --secondary-text-color: #454545; /* Darker Gray for general text */

  --accent-glow: rgba(var(--primary-color-rgb), 0.4); /* Red glow, slightly more subtle on light */
  --page-text-color: #2c3e50; /* Main dark text for readability */

  --page-bg: #f3f5f9; /* Very light gray/off-white for page background */
  --page-bg-gradient-end: #e8ebf0; /* Subtle gradient end */

  --container-bg: #ffffff; /* White for the form container */
  --container-border: #dfe4ea; /* Light gray border for container */
  --container-shadow: rgba(40, 40, 90, 0.1); /* Subtle bluish shadow for container */

  --input-bg: #ffffff;
  --input-border: #ced4da; /* Standard light gray border for inputs */
  --input-focus-border: var(--primary-color);
  --placeholder-color: #868e96; /* Lighter gray for placeholders */

  --font-main: 'Roboto', sans-serif;
  --font-heading: 'Orbitron', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body.futuristic-login-page {
  font-family: var(--font-main);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--page-bg) 0%, var(--page-bg-gradient-end) 100%);
  color: var(--page-text-color);
  padding: 2px;
  overflow-x: hidden;
}

.wrapper {
  width: 100%;
  max-width: 420px; /* Default for smaller screens */
  background: var(--container-bg);
  border: 1px solid var(--container-border);
  /* backdrop-filter: blur(5px); /* Optional: subtle blur if page BG had texture */
  /* -webkit-backdrop-filter: blur(5px); */
  box-shadow: 0 8px 25px var(--container-shadow);
  border-radius: 10px;
  padding: 30px 35px;
  position: relative;
  /* overflow: hidden; /* Remove if using external pseudo-element accents */
}

/* --- Subtle Corner Accents (Optional) --- */
.wrapper::before,
.wrapper::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 30px;
    border-style: solid;
    border-color: var(--primary-color);
    opacity: 0.7;
}
.wrapper::before { /* Top-left */
    top: -5px;
    left: -5px;
    border-width: 2px 0 0 2px;
    border-top-left-radius: 10px; /* Match wrapper's radius */
}
.wrapper::after { /* Bottom-right */
    bottom: -5px;
    right: -5px;
    border-width: 0 2px 2px 0;
    border-bottom-right-radius: 10px; /* Match wrapper's radius */
}
/* --- End Subtle Corner Accents --- */


.wrapper h2 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 25px;
  color: var(--primary-color);
  text-shadow: 0 0 6px rgba(var(--primary-color-rgb), 0.2);
  letter-spacing: 0.5px;
}

.input-field {
  position: relative;
  margin-bottom: 25px;
}

.input-field input {
  width: 100%;
  height: 50px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  outline: none;
  border-radius: 6px;
  font-size: 16px;
  color: var(--page-text-color);
  padding: 0 15px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.input-field label {
  position: absolute;
  top: 50%;
  left: 15px;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--placeholder-color);
  pointer-events: none;
  transition: all 0.3s ease;
}

.input-field input:focus,
.input-field input:valid { /* Using :valid might require `required` attribute */
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px rgba(var(--primary-color-rgb), 0.15);
}

.input-field input:focus + label,
.input-field input:not(:placeholder-shown) + label {
  top: 0px;
  left: 10px;
  font-size: 12px;
  background: var(--container-bg);
  padding: 0 5px;
  color: var(--primary-color);
  transform: translateY(-50%) scale(0.95);
  font-weight: 500;
}

.extras {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-bottom: 20px;
}

.extras label.remember-me {
  color: var(--secondary-text-color);
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: 400;
}
.extras label.remember-me input {
  accent-color: var(--primary-color);
  margin-right: 8px;
  width: 15px;
  height: 15px;
  cursor: pointer;
  vertical-align: middle;
}
.extras label.remember-me span {
    line-height: 1;
}

.extras a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.extras a:hover {
  text-decoration: underline;
  color: #500918; /* Darker shade of primary */
}

.alert.alert-danger {
    background-color: rgba(var(--primary-color-rgb), 0.08);
    border: 1px solid rgba(var(--primary-color-rgb), 0.5);
    color: #760E25; /* Direct primary color for text */
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 20px !important;
    font-size: 14px;
}
.alert.alert-danger ul {
    margin-bottom: 0;
    padding-left: 20px;
    list-style-position: inside;
}
.alert.alert-danger ul li {
    margin-bottom: 3px;
}


button[type="submit"] {
  width: 100%;
  height: 50px;
  background: var(--primary-color);
  border: none;
  outline: none;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(var(--primary-color-rgb), 0.25);
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font-heading);
  letter-spacing: 1px;
  color: #ffffff;
  transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

button[type="submit"]:hover {
  background-color: #5a0b1c; /* Darkened primary */
  box-shadow: 0 6px 15px rgba(var(--primary-color-rgb), 0.35);
  transform: translateY(-2px);
}
button[type="submit"]:active {
    transform: translateY(0px);
    box-shadow: 0 2px 5px rgba(var(--primary-color-rgb), 0.2);
}

.register {
  text-align: center;
  margin-top: 25px;
  font-size: 14.5px;
}

.register p {
  color: var(--secondary-text-color);
}

.register a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.register a:hover {
  text-decoration: underline;
  color: #5a0b1c; /* Darkened primary */
}

/* Responsive adjustments */
@media (min-width: 768px) { /* Tablet and up */
    .wrapper {
        padding: 30px 40px;
    }
}

@media (min-width: 992px) { /* Laptop and larger screens */
  .wrapper {
    max-width: 520px; /* Increased max-width for larger screens */
    padding: 40px 50px;
  }
  .wrapper h2 {
    font-size: 34px;
    margin-bottom: 30px;
  }
  .input-field input {
    height: 52px;
    font-size: 17px;
  }
  .input-field label {
    font-size: 17px;
  }
  .input-field input:focus + label,
  .input-field input:not(:placeholder-shown) + label {
    font-size: 13px;
  }
  button[type="submit"] {
    height: 52px;
    font-size: 17px;
  }
}


@media (max-width: 480px) { /* Smaller mobile screens */
  .wrapper {
    padding: 25px 20px;
    margin: 15px; /* Ensure some space from screen edges */
  }
  .wrapper h2 {
    font-size: 24px;
  }
  .input-field input {
    height: 48px;
  }
  button[type="submit"] {
    height: 48px;
  }
  .extras {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .extras a.forgot-password {
    align-self: flex-start; /* Ensure it stays left aligned */
  }
}