@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Fira+Code:wght@400;500&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

:root {
    --bg-deep: #f3f4f6;
    --bg-dark: #e5e7eb;
    --bg-card: #ffffff;
    --bg-header: #f9fafb;
    --border-color: #d1d5db;
    --text-main: #1f2937;
    --text-muted: #4b5563;
    --primary: #7c3aed;
    --primary-glow: rgba(124, 58, 237, 0.15);
    --secondary: #0ea5e9;
    --secondary-glow: rgba(14, 165, 233, 0.15);
    --accent: #db2777;
    --success: #059669;
    --danger: #dc2626;
}

body {
    background-color: var(--bg-deep);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Barra superior (Menu) */
.topbar {
    height: 45px;
    background-color: var(--bg-header);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding: 0 15px;
    font-size: 13px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    font-weight: 700;
    color: #ffffff;
    font-size: 15px;
    letter-spacing: 1px;
    text-shadow: 0 0 10px var(--primary-glow);
    background: linear-gradient(135deg, #ffffff 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.menu-items {
    display: flex;
    gap: 8px;
}

.menu-item {
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 6px;
    color: var(--text-muted);
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.menu-item:hover {
    color: #ffffff;
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.topbar-center {
    font-size: 13px;
    color: var(--text-muted);
    font-family: 'Fira Code', monospace;
    background: rgba(0, 0, 0, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.topbar-right {
    display: flex;
    align-items: center;
}

/* Main Content */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Barra de Atividades */
.activity-bar {
    width: 55px;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 15px;
    gap: 10px;
}

.activity-icon {
    width: 44px;
    height: 44px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
    position: relative;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.activity-icon:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.05);
}

.activity-icon.active {
    color: var(--secondary);
    background-color: rgba(0, 210, 255, 0.1);
}

.activity-icon.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 25%;
    height: 50%;
    width: 3px;
    background-color: var(--secondary);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 10px var(--secondary);
}

/* Barra Lateral (File Explorer) */
.sidebar {
    width: 260px;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    font-size: 11px;
    padding: 15px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.section-title {
    font-size: 11px;
    font-weight: 700;
    padding: 8px 15px;
    cursor: pointer;
    background-color: rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    letter-spacing: 0.5px;
}

.file-list {
    list-style: none;
    overflow-y: auto;
    flex: 1;
    padding: 10px 0;
}

.file-item {
    padding: 6px 15px 6px 25px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    color: var(--text-muted);
    transition: all 0.15s ease;
    gap: 8px;
}

.file-item:hover {
    color: var(--text-main);
    background-color: rgba(0, 0, 0, 0.05);
}

.file-item.selected {
    color: var(--primary);
    background-color: rgba(124, 58, 237, 0.1);
    border-left: 2px solid var(--primary);
    font-weight: 500;
}

.file-icon {
    font-size: 14px;
}

/* Editor Principal */
.editor-container {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-deep);
}

.editor-tabs {
    display: flex;
    background-color: var(--bg-dark);
    height: 38px;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.tab {
    padding: 0 20px;
    display: flex;
    align-items: center;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-color);
    cursor: pointer;
    color: var(--text-muted);
    font-size: 13px;
    min-width: 130px;
    transition: all 0.2s ease;
    border-top: 2px solid transparent;
}

.tab.active {
    background-color: var(--bg-deep);
    color: var(--text-main);
    border-top-color: var(--primary);
    font-weight: 500;
}

.tab-icon {
    margin-right: 8px;
    font-size: 14px;
}

.monaco-container {
    flex: 1;
    width: 100%;
}

/* AI Assistant Sidebar (Antigravity Style) */
.ai-sidebar {
    width: 360px;
    background-color: var(--bg-dark);
    border-left: 1px solid var(--border-color);
    display: none;
    flex-direction: column;
    position: relative;
}

.ai-sidebar.open {
    display: flex;
}

.ai-header {
    height: 45px;
    background-color: var(--bg-header);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 15px;
    font-size: 13px;
    font-weight: 700;
    border-bottom: 1px solid var(--border-color);
}

.ai-close {
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s;
}

.ai-close:hover {
    color: var(--danger);
}

.ai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-message {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.6;
    max-width: 90%;
    animation: messageFadeIn 0.2s ease-out;
    word-break: break-word;
    border: 1px solid transparent;
}

@keyframes messageFadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-message.bot {
    background-color: var(--bg-card);
    color: var(--text-main);
    align-self: flex-start;
    border-color: var(--border-color);
    border-top-left-radius: 2px;
}

.ai-message.user {
    background: linear-gradient(135deg, var(--primary) 0%, #6366f1 100%);
    color: #ffffff;
    align-self: flex-end;
    border-top-right-radius: 2px;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.ai-message.error {
    background-color: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.3);
    align-self: flex-start;
}

/* Markdown formatting in chat */
.ai-message pre {
    background: rgba(0, 0, 0, 0.05) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 6px;
    padding: 10px;
    margin: 8px 0;
    overflow-x: auto;
}

.ai-message code {
    font-family: 'Fira Code', monospace;
    font-size: 12px;
}

.ai-message li {
    margin-left: 15px;
    margin-top: 4px;
}

/* Tasks / Planning UI */
.task-list-container {
    background: rgba(138, 43, 226, 0.05);
    border: 1px solid rgba(138, 43, 226, 0.2);
    border-radius: 8px;
    padding: 10px;
    margin-top: 10px;
}

.task-item-line {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 12.5px;
}

.task-checkbox {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    cursor: default;
}

.task-checkbox.checked {
    background-color: var(--primary);
    color: white;
}

.task-checkbox.progress {
    background-color: var(--secondary);
    border-color: var(--secondary);
    color: black;
}

/* Visual Diffs style inside LSTORE AI */
.diff-item {
    font-family: 'Fira Code', monospace;
    font-size: 11px;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 5px;
    border: 1px solid var(--border-color);
}

.diff-line {
    padding: 2px 8px;
    white-space: pre-wrap;
}

.diff-line.addition {
    background-color: rgba(16, 185, 129, 0.15);
    color: #a7f3d0;
    border-left: 3px solid var(--success);
}

.diff-line.deletion {
    background-color: rgba(239, 68, 68, 0.15);
    color: #fecaca;
    border-left: 3px solid var(--danger);
}

/* Slash Commands Popover styling */
.slash-popover {
    position: absolute;
    bottom: 90px;
    left: 10px;
    right: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    display: none;
}

.slash-item {
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: background 0.2s;
}

.slash-item:hover, .slash-item.active {
    background: rgba(138, 43, 226, 0.2);
}

.slash-cmd-title {
    font-weight: bold;
    color: var(--secondary);
    min-width: 70px;
}

.slash-cmd-desc {
    color: var(--text-muted);
}

/* AI Input Area */
.ai-input-area {
    padding: 12px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
    background-color: var(--bg-header);
}

.ai-input-area textarea {
    width: 100%;
    resize: none;
    height: 70px;
    padding: 10px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-main);
    outline: none;
    transition: border-color 0.2s;
}

.ai-input-area textarea:focus {
    border-color: var(--primary);
}

.ai-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ai-attach-btn {
    cursor: pointer;
    font-size: 16px;
    padding: 6px;
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.05);
    transition: all 0.2s;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.ai-attach-btn:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
}

.ai-actions button {
    background: linear-gradient(135deg, var(--primary) 0%, #6366f1 100%);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: opacity 0.2s;
    box-shadow: 0 4px 10px var(--primary-glow);
}

.ai-actions button:hover {
    opacity: 0.9;
}

#ai-image-preview-container {
    position: relative;
    display: inline-block;
    margin-bottom: 5px;
}

#ai-image-preview {
    max-width: 90px;
    max-height: 70px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    display: block;
}

#ai-remove-image {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    cursor: pointer;
    font-weight: bold;
}

/* Status Bar */
.statusbar {
    height: 25px;
    background-color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 15px;
    font-size: 11px;
    color: white;
    font-weight: 500;
    letter-spacing: 0.5px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
}

.status-item {
    margin-right: 15px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s;
}

.status-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Custom Scrollbar for dark theme */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}