/* Post Type Navigation */
.post-type-nav {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Compose Area */
.compose-area {
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.composer {
    display: block;
}

.composer.hidden {
    display: none;
}

/* Photo Preview */
.photo-preview {
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.photo-preview img {
    width: 100%;
    height: auto;
    display: block;
}

/* Login Form Specific */
#login-form {
    background: var(--background);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

#login-form .btn {
    width: 100%;
}

/* Compose Textarea */
.compose-textarea {
    font-size: 1rem;
    line-height: 1.5;
}

/* Responsive Adjustments */
@media (max-width: 640px) {
    .compose-area {
        padding: 1rem;
    }

    #login-form {
        padding: 1.5rem;
    }

    .tab-btn {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
}

/* Focus Indicators for Accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Smooth Transitions */
.view,
.composer,
.message,
.loading-overlay {
    transition: opacity var(--transition);
}