:root {
    --auth-bg: #1e293b;
    --auth-card-bg: #ffffff;
    --auth-text-dark: #0f172a;
    --auth-text-muted: #64748b;
    --auth-primary: #16a34a;
    --auth-primary-hover: #15803d;
    --auth-border: #cbd5e1;
    --auth-error-bg: #fef2f2;
    --auth-error-text: #991b1b;
}

/* Force solid background color across entire viewport layout system */
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh;
    background-color: var(--auth-bg);
    box-sizing: border-box;
}

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

.auth-screen-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    width: 100%;
    background-color: var(--auth-bg);
    padding: 1.5rem;
    font-family: system-ui, -apple-system, sans-serif;
}

.auth-card {
    background: var(--auth-card-bg);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 440px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    color: var(--auth-text-dark);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--auth-text-muted);
    font-size: 0.9rem;
}

.auth-form-group {
    margin-bottom: 1.25rem;
}

.auth-form-group label {
    display: block;
    color: var(--auth-text-dark);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.auth-form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--auth-border);
    border-radius: 6px;
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-form-group input:focus {
    outline: none;
    border-color: var(--auth-primary);
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.auth-error-banner {
    display: none;
    background-color: var(--auth-error-bg);
    color: var(--auth-error-text);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(153, 27, 27, 0.2);
}

.auth-submit-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--auth-primary);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.auth-submit-btn:hover {
    background-color: var(--auth-primary-hover);
}

.auth-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Footer Switching Options Style Block */
.auth-footer-actions {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--auth-text-muted);
}

.auth-toggle-link {
    color: var(--auth-primary);
    text-decoration: none;
    font-weight: 600;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    margin-left: 0.25rem;
}

.auth-toggle-link:hover {
    text-decoration: underline;
}

/* Authentication View Layout Specifics */
/*
.view-screen-auth {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.coslife-form-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    width: 100%;
    max-width: 420px;
    box-sizing: border-box;
}

.brand-header {
    text-align: center;
    margin-bottom: 30px;
}

.hub-title {
    font-size: 28px;
    color: #2e7d32; Beautiful Green World Brand Match 
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.hub-badge {
    display: inline-block;
    background: #e8f5e9;
    color: #2e7d32;
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 20px;
    margin-top: 6px;
    font-weight: 600;
}

.coslife-form-card h2 {
    font-size: 20px;
    color: #1a202c;
    margin-top: 0;
    margin-bottom: 24px;
    font-weight: 600;
}

/* UI Structure Elements */
/*
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: #4a5568;
    margin-bottom: 6px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #cbd5e0;
    border-radius: 8px;
    font-size: 15px;
    color: #2d3748;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #2e7d32;
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.15);
}
*/
/* Action Mechanics */

/*
.btn-submit {
    position: relative;
    width: 100%;
    padding: 14px;
    background: #2e7d32;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-submit:hover {
    background: #1b5e20;
}

.btn-submit:disabled {
    background: #a5d6a7;
    cursor: not-allowed;
}

/* Alert Boxes */
/*
.auth-alert-box {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 20px;
    font-weight: 500;
    line-height: 1.4;
}

.alert-danger {
    background: #fff5f5;
    color: #c53030;
    border: 1px solid #fed7d7;
}

.form-toggle-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: #718096;
}

.btn-link {
    background: none;
    border: none;
    color: #2e7d32;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    text-decoration: underline;
}

/* Simple Micro-Animations */
/*
.animate-fade-in {
    animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden { display: none !important; } */