/* Shared auth page layout (login, forgot/reset password, accept invite) */
.auth-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 100%);
    background-image: url('/static/images/reef-tank-3624206_1920.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
}

.auth-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 100%);
    opacity: 0.85;
    pointer-events: none;
}

.auth-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

.auth-container {
    max-width: 400px;
    margin: 0 auto;
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    position: relative;
    z-index: 10;
}

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

.auth-header h1 {
    color: #1a202c;
    margin-bottom: 0.5rem;
    font-size: 1.875rem;
    font-weight: 700;
}

.auth-header p {
    color: #718096;
    font-size: 0.875rem;
}

.auth-form {
    margin-bottom: 1.5rem;
}

.auth-form .form-group {
    margin-bottom: 1.5rem;
}

.auth-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #374151;
    font-weight: 500;
    font-size: 0.875rem;
}

.auth-form .form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.auth-form .form-input:focus {
    outline: none;
    border-color: #7c3aed;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.auth-form .form-help {
    display: block;
    margin-top: 0.35rem;
    color: #718096;
    font-size: 0.75rem;
}

.auth-form .form-actions {
    margin-top: 1.5rem;
}

.auth-form .btn-large {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
    font-weight: 600;
}

.auth-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.auth-footer p {
    color: #718096;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.auth-footer .link,
.auth-form .link {
    color: #7c3aed;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.auth-footer .link:hover,
.auth-form .link:hover {
    text-decoration: underline;
}

.auth-form .form-extra {
    margin-top: 0.75rem;
    text-align: right;
}

.auth-alert-container {
    margin-bottom: 1.5rem;
}

.auth-alert {
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.auth-alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.auth-alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.auth-alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.auth-alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}