body {
    margin: 0;
    padding: 0;
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text-light);
}

.sign-in-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    padding: var(--spacing-medium);
}

.sign-in-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-large);
}

.sign-in-logo img {
    width: 140px;
    height: 140px;
    padding: 18px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.02);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(127, 0, 255, 0.28);
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 0 16px rgba(127, 0, 255, 0.25));
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), filter var(--transition-speed);
}

.sign-in-logo img:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
    filter: drop-shadow(0 0 22px rgba(127, 0, 255, 0.35));
}

.sign-in-form {
    background-color: var(--color-secondary);
    padding: var(--spacing-large);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-medium);
    text-align: center;
    width: 100%;
}

.sign-in-form h1 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-medium);
}

.form-group {
    margin-bottom: var(--spacing-medium);
}

.form-group label {
    display: block;
    text-align: left;
    margin-bottom: var(--spacing-small);
    color: var(--color-primary);
}

.form-group input {
    width: 100%;
    padding: var(--spacing-small);
    font-size: var(--font-size-base);
    border: none;
    border-radius: var(--radius-small);
    background-color: var(--color-background);
    color: var(--color-text-light);
}

.btn-sign-in {
    width: 100%;
    padding: var(--spacing-medium);
    font-size: var(--font-size-large);
    background-color: var(--color-primary);
    color: var(--color-text-dark);
    border: none;
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: background-color var(--transition-speed);
}

.btn-sign-in:hover {
    background-color: var(--color-hover);
}

.forgot-password {
    display: block;
    margin-top: var(--spacing-small);
    color: var(--color-primary);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.new-customer {
    margin-top: var(--spacing-large);
}

.new-customer a {
    color: var(--color-primary);
    text-decoration: none;
}

.new-customer a:hover {
    text-decoration: underline;
}

/* Extra styling for an extraordinary feel */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, var(--color-primary) 10%, transparent 80%);
    opacity: 0.05;
    z-index: -1;
}

/* Header Styling for NexaCore */
.header {
    text-align: center;
    margin-bottom: var(--spacing-large);
}

.software-name {
    font-size: 3.75rem; /* Scaled using root variables */
    font-weight: bold;
    color: var(--color-primary);
    text-shadow: 0 0 15px var(--color-primary), 0 0 30px var(--color-secondary);
    transition: transform var(--transition-speed), color var(--transition-speed);
}

.software-name:hover {
    transform: scale(1.1);
    color: var(--color-hover);
    text-shadow: 0 0 20px var(--color-primary), 0 0 40px var(--color-secondary);
}

/* Additional Styling for the Account Number Field */
.form-group #account-number {
    margin-bottom: var(--spacing-medium);
    background-color: var(--color-background);
    color: var(--color-text-light);
}


.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}
.modal-content {
    background-color: var(--color-background);
    color: var(--color-text-light);
    padding: 20px;
    margin: 15% auto;
    width: 300px;
}

.error-message {
    background-color: #ffebee;
    color: #d32f2f;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
    border-left: 4px solid #d32f2f;
}

.error-message p {
    margin: 0;
    font-size: 14px;
}

/* ===== NexaCore Sign In (modern styling) ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Ethnocentric', var(--font-primary);
    font-weight: 300;
    background-color: var(--color-background);
}

.sign-in-container {
    position: relative;
    z-index: 0;
    padding: var(--space-lg);
}

.sign-in-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: clamp(46px, 6vh, 90px);
}

.sign-in-brand-icon img {
    width: clamp(240px, 28vw, 420px);
    height: auto;
    padding: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    border: none;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.35));
}

/* No hover effects on the logo */
.sign-in-brand-icon img:hover {
    transform: none;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.35));
}

.sign-in-card {
    width: 100%;
    max-width: 520px;
    padding: 2px;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.95), rgba(var(--primary-rgb), 0.18));
    box-shadow:
        0 16px 40px rgba(var(--primary-rgb), 0.06),
        0 10px 28px rgba(0, 0, 0, 0.24);
    border-radius: 18px;
}

.sign-in-card .sign-in-form {
    background-color: var(--color-secondary);
    padding: var(--space-xl);
    border-radius: 15px;
    border: 1px solid rgba(var(--primary-rgb), 0.14);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.22);
}

.sign-in-card .sign-in-form h1 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    font-size: var(--text-lg);
    font-weight: 600;
}

/* Full-screen depth background (no images/SVG needed) */
body::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 20%, rgba(var(--primary-rgb), 0.14) 0%, transparent 55%),
        radial-gradient(circle at 85% 35%, rgba(var(--primary-rgb), 0.09) 0%, transparent 52%),
        radial-gradient(circle at 50% 85%, rgba(var(--primary-rgb), 0.07) 0%, transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0) 60%);
    opacity: 1;
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle at 50% 40%, rgba(var(--primary-rgb), 0.12) 0%, transparent 55%);
    filter: blur(18px);
    opacity: 0.26;
    z-index: -2;
    pointer-events: none;
}