:root {
    --glass-bg: rgba(42, 48, 85, 0.4);
    /* Adapting glass to new dark theme */
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    --text-color: #ffffff;
    --accent-color: #ff6600;
    --text-on-accent: #1a1e36;
    /* Dark blue text on orange for high contrast */

    /* New High Contrast Palette : #2A3055 is the lightest blue */
    --bg-gradient: linear-gradient(135deg, #2A3055 0%, #15182b 100%);
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-gradient);
    min-height: 100vh;
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-container {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    max-width: 800px;
    width: 90%;
}

h1 {
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 2rem;
}

.btn {
    background: var(--accent-color);
    border: none;
    padding: 10px 20px;
    color: var(--text-on-accent);
    /* Improved contrast: Dark on Orange */
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* RGAA: Focus Visibility */
*:focus-visible {
    outline: 3px solid #ffd700;
    /* High contrast Yellow */
    outline-offset: 2px;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--text-color);
    /* White text on dark bg is accessible */
}

.btn-outline:hover {
    background: var(--accent-color);
    color: var(--text-on-accent);
}

/* RGAA: Screen Reader Only Class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 210, 255, 0.4);
}

/* Improve contrast for placeholder text in inputs */
::placeholder {
    color: rgba(255, 255, 255, 0.7);
    /* Ensure 4.5:1 optional, but better than default */
}