/* ============================================
   BUBBLE MENU — Floating format bar on selection
   ============================================ */

.bubble-menu {
    position: absolute;
    z-index: 10000;
    background: var(--color-bg-paper-main);
    border: 1px solid var(--color-border-light);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    display: none;
    align-items: center;
    gap: 2px;
    padding: 4px;
}

.bubble-menu.visible {
    display: flex;
}

.bubble-btn {
    min-width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: background 0.05s ease-out, color 0.05s ease-out;
    -webkit-tap-highlight-color: transparent;
    outline: none !important;
    padding: 0 4px;
}

.bubble-btn:hover {
    background: var(--color-bg-secondary);
}

.bubble-btn.active {
    background: var(--color-accent);
    color: var(--color-accent-text);
}

.bubble-btn.smart-btn {
    color: var(--color-accent);
}

.bubble-btn.smart-btn svg {
    width: 18px;
    height: 18px;
}

.bubble-btn.smart-btn:hover {
    opacity: 0.75;
}

.bubble-btn.smart-btn.active {
    background: var(--color-accent);
    color: var(--color-accent-text);
}

.bubble-btn svg {
    width: 16px;
    height: 16px;
    display: block;
}

.bubble-separator {
    width: 1px;
    height: 16px;
    background: var(--color-border-light);
    margin: 0 2px;
    flex-shrink: 0;
}

.bubble-style-select {
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 12px;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    padding: 0 4px;
    border-radius: 4px;
    max-width: 80px;
    outline: none;
}

.bubble-style-select:hover {
    background: var(--color-bg-secondary);
}

/* Bubble color picker */
.bubble-color-picker {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background: var(--color-bg-paper-main);
    border: 1px solid var(--color-border-light);
    border-radius: 6px;
    padding: 8px;
    display: none;
    grid-template-columns: repeat(3, 20px);
    gap: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10002;
}

.bubble-color-picker.visible {
    display: grid;
}

.bubble-color-option {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid var(--color-border-light);
}

.bubble-color-option:hover {
    transform: scale(1.1);
}

/* ============================================
   MOBILE OVERRIDES
   ============================================ */
@media (max-width: 768px) {
    .bubble-menu {
        gap: 4px;
        padding: 6px;
    }

    .bubble-btn {
        min-width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .bubble-btn svg {
        width: 18px;
        height: 18px;
    }

    .bubble-style-select {
        height: 36px;
        font-size: 13px;
        max-width: 90px;
    }

    .bubble-separator {
        height: 20px;
        margin: 0 4px;
    }
}