/* Waitlist Form */
.waitlist-form {
    max-width: 640px;
}

.section-desc {
    color: var(--color-muted);
    margin-top: 12px;
    font-size: var(--font-size-base);
    line-height: 1.7;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    position: relative;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.form-group label span {
    color: var(--color-muted);
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-muted);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.08);
}

@media (prefers-color-scheme: dark) {
    .form-group input:focus,
    .form-group textarea:focus {
        box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
    }
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ef4444;
}

.form-footer {
    margin-top: var(--space-lg);
}

.btn-submit {
    min-width: 140px;
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Form message (success/error) */
.form-message {
    margin-top: var(--space-md);
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.form-message.success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.form-message.error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

@media (prefers-color-scheme: dark) {
    .form-message.success {
        background: #052e16;
        border-color: #166534;
        color: #bbf7d0;
    }

    .form-message.error {
        background: #450a0a;
        border-color: #991b1b;
        color: #fecaca;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}