body {
    font-family: 'Poppins', sans-serif;
}
:root {
    --bg-page: #f3f4f6;
    --bg-left: #0f172a;
    --bg-left-accent: #1d4ed8;
    --bg-card: #ffffff;
    --primary: #2563eb;
    --primary-soft: rgba(37,99,235,0.08);
    --text-main: #111827;
    --text-muted: #6b7280;
    --border-soft: #e5e7eb;
    --radius-lg: 20px;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: radial-gradient(circle at top left,#dbeafe,#f3f4f6);
}

.auth-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
}

.auth-header h2 {
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.auth-header p {
    color: #6b7280;
    margin-bottom: 2rem;
}

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

.field-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 1.5rem;
}

.message-container.success .alert-success {
    background-color: #d1fae5;
    border-color: #10b981;
    color: #065f46;
}

.message-container.error .alert-danger {
    background-color: #fee2e2;
    border-color: #ef4444;
    color: #991b1b;
}