/* =============================================================================
   components/tabs.css
   Horizontal tab navigation bar with subscription and support dropdowns.
   ============================================================================= */

/* -----------------------------------------------------------------------------
   Tab bar shell
   ----------------------------------------------------------------------------- */

.tab-navigation {
    margin-bottom: 1.5rem;
    padding: 4px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 10;
}

.tab-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    position: relative;
}

/* -----------------------------------------------------------------------------
   Individual tab button
   ----------------------------------------------------------------------------- */

.tab-button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    min-height: 36px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family);
    white-space: nowrap;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    transition: var(--transition-fast);
}

.tab-button:hover:not(.active) {
    background: var(--bg-secondary);
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.tab-button.active {
    background: var(--bg-primary);
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tab-button i {
    font-size: 14px;
}

/* Usage count badge inside tab button */
.tab-usage {
    display: inline-block;
    min-width: 28px;
    margin-left: 8px;
    padding: 4px 8px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, #1e40af 100%);
    color: white;
    border-radius: 10px;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    text-align: center;
    box-shadow: 0 2px 4px rgba(16, 15, 132, 0.3);
}

.tab-button.active .tab-usage {
    background: linear-gradient(135deg, white 0%, var(--bg-secondary) 100%);
    color: var(--primary-dark);
    box-shadow: 0 2px 4px rgba(16, 15, 132, 0.2);
}

/* Tab panel */
.tab-content          { display: none; }
.tab-content.active   { display: block; }

/* Generic content card within a tab */
.tab-content-card {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

/* Usage counter row (shown at top of some tab panels) */
.usage-counter {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    margin: 20px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--primary-dark);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark);
    box-shadow: 0 4px 6px -1px rgba(16, 15, 132, 0.1);
}

.usage-counter i {
    font-size: 16px;
    color: var(--primary-dark);
}

/* -----------------------------------------------------------------------------
   Dropdown tabs (Subscription, Support)
   ----------------------------------------------------------------------------- */

.subscription-dropdown,
.support-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-icon {
    margin-left: 3px;
    font-size: 10px;
    transition: transform 0.2s ease;
}

.subscription-dropdown.active .dropdown-icon,
.support-dropdown.active .dropdown-icon {
    transform: rotate(180deg);
}

/* Active state mirrors the active tab-button style */
.subscription-dropdown.active .tab-button,
.support-dropdown.active .tab-button {
    background: var(--bg-primary);
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Dropdown panels */
.subscription-dropdown-content,
.support-dropdown-content {
    position: absolute;
    top: calc(100% + 6px);
    min-width: 220px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    z-index: var(--z-popover);
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    overflow: visible;
}

.subscription-dropdown-content { left: 0; right: auto; }
.support-dropdown-content       { right: 0; left: auto; }

.subscription-dropdown-content.show,
.support-dropdown-content.show {
    display: block;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Dropdown items */
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--gray-100);
    text-decoration: none;
    cursor: pointer;
    position: relative;
}

.dropdown-item:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.dropdown-item:last-child {
    border-bottom: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.dropdown-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: transparent;
    transition: background 0.15s ease;
}

.dropdown-item:hover {
    background: var(--bg-secondary);
    color: var(--primary-dark);
}

.dropdown-item:hover::before {
    background: var(--primary-dark);
}

.dropdown-item i {
    width: 16px;
    text-align: center;
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.dropdown-item:hover i {
    opacity: 1;
    color: var(--primary-dark);
}

.activation-code-item.hidden {
    display: none;
}

/* -----------------------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------------------- */

@media (max-width: 1024px) {
    .subscription-dropdown-content,
    .support-dropdown-content {
        min-width: 220px;
    }
}

@media (max-width: 768px) {
    .tab-navigation {
        margin-bottom: 1rem;
        padding: 6px;
    }

    .tab-button {
        padding: 10px 12px;
        min-width: 44px;
        justify-content: center;
    }

    .tab-button span {
        display: none;
    }

    .subscription-dropdown-content,
    .support-dropdown-content {
        position: fixed;
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: calc(100vw - 32px);
        max-width: 300px;
        top: auto;
        bottom: auto;
    }
}

@media (max-width: 480px) {
    .tab-navigation {
        padding: 4px;
    }

    .tab-button {
        padding: 8px 10px;
        min-width: 40px;
    }

    .dropdown-item {
        padding: 12px 16px;
        font-size: var(--font-size-sm);
        gap: 10px;
    }

    .dropdown-item i {
        font-size: var(--font-size-sm);
        width: 16px;
    }
}