/**
 * Monaco Editor Component Styles
 * Mobile-first responsive design
 */

/* === Monaco Editor Container === */
.monaco-editor-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #1e1e1e;
    color: #d4d4d4;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    overflow: hidden;
}

/* === Editor Header (Tabs + Actions) === */
.editor-tabs-wrapper {
    display: flex;
    align-items: center;
    background: #252526;
    border-bottom: 1px solid #3c3c3c;
    min-height: 35px;
}

.editor-tabs {
    display: flex;
    align-items: center;
    flex: 1;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: #5a5a5a #252526;
}

.editor-tabs::-webkit-scrollbar {
    height: 8px;
}

.editor-tabs::-webkit-scrollbar-track {
    background: #252526;
}

.editor-tabs::-webkit-scrollbar-thumb {
    background: #5a5a5a;
    border-radius: 4px;
}

.editor-tabs::-webkit-scrollbar-thumb:hover {
    background: #6e6e6e;
}

.editor-tabs-actions {
    display: flex;
    align-items: center;
    padding: 0 8px;
    gap: 4px;
    border-left: 1px solid #3c3c3c;
}

/* === Monaco Editor Tabs === */
.editor-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    border: none;
    border-right: 1px solid #3c3c3c;
    cursor: pointer;
    font-size: 13px;
    color: #969696;
    transition: background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
    user-select: none;
    min-width: fit-content;
}

.editor-tab:hover {
    background: #2a2d2e;
    color: #d4d4d4;
}

.editor-tab.active {
    background: #1e1e1e;
    color: #ffffff;
    border-top: 1px solid #007acc;
}

.editor-tab.dirty .tab-name {
    color: #e3b341;
}

.editor-tab.dirty .tab-dirty-indicator {
    color: #e3b341;
}

.tab-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.tab-dirty-indicator {
    font-size: 10px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.tab-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    padding: 0;
    background: transparent;
    border: none;
    color: #969696;
    cursor: pointer;
    border-radius: 3px;
    font-size: 16px;
    line-height: 1;
    transition: all 0.15s ease;
}

.tab-close:hover {
    background: #3c3c3c;
    color: #ffffff;
}

/* === Editor Content Area === */
.editor-content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.editor-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.monaco-editor-instance {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

/* === Editor Placeholder === */
.editor-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #6e6e6e;
    text-align: center;
    padding: 2rem;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.editor-placeholder h2 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #858585;
}

.editor-placeholder p {
    font-size: 1rem;
    color: #6e6e6e;
}

/* === Mobile File View (Fallback) === */
.mobile-file-view {
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
}

.mobile-file-view .file-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: #252526;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.mobile-file-view h3 {
    font-size: 1rem;
    margin: 0;
}

.language-badge {
    padding: 4px 8px;
    background: #007acc;
    color: white;
    border-radius: 4px;
    font-size: 0.75rem;
}

.mobile-file-view .code-content {
    background: #1e1e1e;
    border-radius: 6px;
    padding: 1rem;
    overflow-x: auto;
}

.mobile-file-view code {
    font-family: 'Fira Code', 'JetBrains Mono', 'SF Mono', 'Menlo', 'Consolas', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    color: #d4d4d4;
}

/* === Editor Statusbar === */
.editor-statusbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 4px 12px;
    background: #007acc;
    color: #ffffff;
    font-size: 12px;
    min-height: 22px;
}

.statusbar-item {
    white-space: nowrap;
}

/* === Action Buttons === */
.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: none;
    color: #969696;
    cursor: pointer;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.15s ease;
}

.btn-icon:hover {
    background: #3c3c3c;
    color: #ffffff;
}

.btn-icon:active {
    transform: scale(0.95);
}

/* === Mobile Responsive === */
@media (max-width: 640px) {
    .editor-tabs-wrapper {
        flex-direction: column;
        align-items: stretch;
    }

    .editor-tabs {
        border-right: none;
        border-bottom: 1px solid #3c3c3c;
    }

    .editor-tabs-actions {
        border-left: none;
        border-top: 1px solid #3c3c3c;
        padding: 4px;
        justify-content: center;
    }

    .editor-tab {
        padding: 10px 8px;
        font-size: 12px;
    }

    .tab-name {
        max-width: 120px;
    }

    .tab-close {
        width: 28px;
        height: 28px;
    }

    .btn-icon {
        width: 32px;
        height: 32px;
    }

    .editor-placeholder h2 {
        font-size: 1.25rem;
    }

    .editor-placeholder p {
        font-size: 0.875rem;
    }

    .editor-statusbar {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

/* === Tablet Responsive === */
@media (min-width: 641px) and (max-width: 1024px) {
    .tab-name {
        max-width: 150px;
    }
}

/* === Touch Targets (Mobile) === */
@media (hover: none) and (pointer: coarse) {
    .editor-tab {
        padding: 12px;
        min-height: 44px;
    }

    .tab-close {
        width: 44px;
        height: 44px;
    }

    .btn-icon {
        width: 44px;
        height: 44px;
    }
}

/* === File Error State === */
.file-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 2rem;
    color: #f85149;
    text-align: center;
}

.file-error h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.file-error p {
    color: #f85149;
}

/* === Loading Spinner === */
.loading {
    width: 40px;
    height: 40px;
    border: 3px solid #3c3c3c;
    border-top-color: #007acc;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* === Focus Styles for Accessibility === */
.editor-tab:focus-visible,
.tab-close:focus-visible,
.btn-icon:focus-visible {
    outline: 2px solid #007acc;
    outline-offset: 2px;
}

/* === Dark Mode Scrollbar === */
.monaco-editor-instance ::-webkit-scrollbar {
    width: 14px;
    height: 14px;
}

.monaco-editor-instance ::-webkit-scrollbar-track {
    background: #1e1e1e;
}

.monaco-editor-instance ::-webkit-scrollbar-thumb {
    background: #424242;
    border-radius: 7px;
    border: 3px solid #1e1e1e;
}

.monaco-editor-instance ::-webkit-scrollbar-thumb:hover {
    background: #4f4f4f;
}

.monaco-editor-instance ::-webkit-scrollbar-corner {
    background: #1e1e1e;
}

/* === Print Styles === */
@media print {
    .editor-tabs-wrapper,
    .editor-statusbar {
        display: none;
    }

    .editor-content {
        height: auto;
        overflow: visible;
    }
}