*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f3f4f6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-wrapper {
    width: 100%;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.auth-card {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 440px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    color: #111827;
    letter-spacing: -0.5px;
}

.auth-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    text-align: center;
    margin-bottom: 1.5rem;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
}

.alert-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.form-row .form-group {
    min-width: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
}

.form-group input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    font-size: 0.9375rem;
    color: #111827;
    outline: none;
    transition: border-color 0.15s;
    background: #f9fafb;
}

.form-group input:focus {
    border-color: #111827;
    background: #ffffff;
}

.form-group input::placeholder {
    color: #9ca3af;
}

.btn-primary {
    width: 100%;
    padding: 0.75rem;
    background: #111827;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
    margin-top: 0.5rem;
}

.btn-primary:hover {
    background: #1f2937;
}

.auth-link {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.auth-link a {
    color: #111827;
    font-weight: 600;
    text-decoration: none;
}

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

.btn-secondary {
    width: 100%;
    padding: 0.75rem;
    background: #ffffff;
    color: #111827;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
    display: block;
}