:root {
    --primary: #FF8C00;
    --primary-dark: #D97706;
    --text-primary: #ffffff;
    --text-muted: #d9cdbf;
    --error-color: #ef4444;
}

#form-container {
    max-width: 420px;
    margin: 4rem auto 0;
    padding: 1.75rem;
    border-radius: 0.8rem;
    background: rgba(26,26,26,0.8);
    border: 1px solid #444444;
}

#form-container form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#form-container h2 {
    margin: 0 0 1rem;
    text-align: center;
    color: var(--primary);
    font-size: 1.6rem;
    font-weight: 700;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.field-label {
    display: block;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
}

.field-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.8rem 1rem;
    border-radius: 0.6rem;
    border: 1px solid #666666;
    background: rgba(30,30,30,0.8);
    color: var(--text-primary);
    font: inherit;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.field-input:focus {
    outline: none;
    border-color: var(--primary);
}

.field-errors,
.field-hint,
.subtitle {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.45;
}

.field-hint,
.subtitle {
    color: var(--text-muted);
}

.field-errors {
    color: var(--error-color);
}

.auth-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
    align-items: center;
}

.auth-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.6rem;
    border: 1px solid transparent;
    font: inherit;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.auth-button-primary {
    background: #D97706;
    color: #ffffff;
    font-weight: 700;
}

.auth-button-primary:hover {
    background: #B85E04;
}

.auth-button-secondary {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--text-primary);
}

.auth-button-secondary:hover {
    background: rgba(255,140,0,0.1);
}

.subtitle a {
    color: var(--primary);
    font-weight: 700;
}

.subtitle a:hover {
    text-decoration: underline;
    filter: brightness(1.2);
}

.modal[hidden] {
    display: none;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 1300;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

.modal-card {
    position: relative;
    width: min(420px, 100%);
    background: rgba(26, 26, 26, 0.95);
    border: 1px solid #444444;
    border-radius: 0.8rem;
    padding: 1.25rem;
}

.modal-card h3 {
    margin: 0 0 0.5rem;
    color: var(--primary);
}

@media (max-width: 600px) {
    #form-container {
        width: calc(100% - 1rem);
        margin-top: 2rem;
        padding: 1.25rem;
    }

    #form-container h2 {
        font-size: 1.4rem;
    }

    .auth-actions {
        width: 100%;
    }

    .auth-button {
        width: 100%;
    }

    .modal {
        padding: 0.75rem;
    }

    .modal-card {
        width: calc(100% - 0.5rem);
        padding: 1rem;
    }
}