:root {
    --bg-primary: #0a0d14;
    --bg-secondary: #121824;
    --bg-tertiary: #1b2333;
    --bg-card: rgba(23, 30, 46, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: #6366f1;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.25);
    --accent-x: #1d9bf0;
    --accent-yt: #ff0033;
    --accent-green: #10b981;
    --accent-amber: #f59e0b;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --font-ui: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    font-family: var(--font-ui);
    height: 100vh;
    overflow: hidden;
    line-height: 1.5;
}

/* Main Container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 10;
    gap: 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-md);
}

.brand-text h1 {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.badge {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border: 1px solid rgba(168, 85, 247, 0.4);
    color: #c084fc;
    padding: 2px 8px;
    border-radius: 20px;
    display: inline-block;
}

/* URL Navigation Bar */
.nav-url-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    max-width: 600px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1;
}

.globe-icon {
    position: absolute;
    left: 12px;
    color: var(--text-dim);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    outline: none;
    transition: all 0.2s ease;
}

.input-wrapper input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 20px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-indicator.offline {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
}

.status-indicator .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 8px currentColor;
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 2px 10px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.btn-outline:hover {
    background: var(--bg-tertiary);
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.78rem;
}

.icon-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-dim);
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.icon-btn:hover {
    color: var(--text-main);
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

/* Workspace Grid */
.workspace-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    flex: 1;
    gap: 12px;
    padding: 12px;
    height: calc(100vh - 64px);
    overflow: hidden;
}

/* Panels */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: blur(16px);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(18, 24, 36, 0.6);
    border-bottom: 1px solid var(--border-color);
}

.tab-group {
    display: flex;
    gap: 6px;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-family: var(--font-ui);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.tab-btn.active {
    color: #ffffff;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.tab-content {
    display: none;
    flex: 1;
    height: 100%;
    overflow: auto;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

/* Terminal Wrapper */
.xterm-wrapper {
    flex: 1;
    padding: 12px;
    background: #0d1117;
    height: 100%;
    overflow: hidden;
}

/* Presets & Recipes */
.presets-container, .arch-container {
    padding: 20px;
}

.presets-container h3, .arch-container h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.section-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.recipe-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.recipe-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.recipe-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.recipe-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
}

.x-icon {
    background: #000000;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.15);
}

.yt-icon {
    background: rgba(255, 0, 51, 0.15);
    color: #ff0033;
    border: 1px solid rgba(255, 0, 51, 0.3);
}

.key-icon, .check-icon {
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
}

.recipe-info {
    flex: 1;
}

.recipe-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
}

.recipe-info p {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.btn-run {
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px;
    font-size: 0.82rem;
}

.comparison-table th, .comparison-table td {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.comparison-table th {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

.tag-green {
    color: #34d399;
    font-weight: 600;
}

.tag-red {
    color: #f87171;
    font-weight: 600;
}

.tag-yellow {
    color: #fbbf24;
    font-weight: 600;
}

/* Right Panel Layout (Preview + Inspector) */
.preview-panel {
    display: grid;
    grid-template-rows: 1.1fr 0.9fr;
    gap: 12px;
    background: transparent;
    border: none;
}

.viewport-box, .data-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.viewport-address {
    display: flex;
    align-items: center;
    gap: 8px;
}

.viewport-address .indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
}

.viewport-address .url-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.viewport-canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    position: relative;
    overflow: hidden;
}

.viewport-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--text-dim);
    text-align: center;
    padding: 20px;
    font-size: 0.85rem;
}

.viewport-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: #ffffff;
}

.viewport-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    cursor: crosshair;
    user-select: none;
}

.viewport-img:active {
    filter: brightness(0.95);
}

.viewport-frame.hidden, .viewport-img.hidden {
    display: none;
}

.viewport-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.click-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.vp-text-input {
    flex: 1;
    padding: 5px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: var(--font-ui);
    font-size: 0.8rem;
    outline: none;
}

.vp-text-input:focus {
    border-color: var(--border-focus);
}

.viewport-img.hidden {
    display: none;
}

/* Data Box & JSON Inspector */
.title-with-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

.title-with-badge h3 {
    font-size: 0.9rem;
    font-weight: 600;
}

.count-badge {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 12px;
}

.data-content-wrapper {
    flex: 1;
    overflow: auto;
    background: #0d1117;
    padding: 12px;
}

.json-code {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: #e6edf3;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-card {
    position: relative;
    width: 90%;
    max-width: 580px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    overflow: hidden;
    z-index: 101;
}

.modal-card.wide {
    max-width: 680px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header h2 {
    font-size: 1.05rem;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
}

.close-btn:hover {
    color: #ffffff;
}

.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 80vh;
    overflow-y: auto;
}

/* 1-Click Sync Banner */
.sync-banner {
    display: flex;
    align-items: center;
    gap: 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border: 1px solid rgba(168, 85, 247, 0.35);
    border-radius: var(--radius-md);
    padding: 14px;
}

.sync-banner-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sync-banner-text {
    flex: 1;
}

.sync-banner-text h4 {
    font-size: 0.9rem;
    color: #f1f5f9;
    margin-bottom: 3px;
}

.sync-banner-text p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.btn-bookmarklet {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    text-decoration: none;
    cursor: grab;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
    border: 1px dashed rgba(255, 255, 255, 0.4);
}

.sync-steps {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
    margin-bottom: 8px;
}

.sync-step {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px;
}

.step-num {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.step-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.step-text strong {
    font-size: 0.8rem;
    color: var(--text-main);
}

.step-text span {
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.3;
}

.vault-section h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.session-list {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    max-height: 120px;
    overflow-y: auto;
}

.session-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.8rem;
}

.session-item:last-child {
    border-bottom: none;
}

.section-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
}

.vault-tab-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-dim);
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.vault-tab-btn:hover {
    color: var(--text-main);
    background: var(--bg-tertiary);
}

.vault-tab-btn.active {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.vtab-content {
    display: none;
    flex-direction: column;
    gap: 12px;
}

.vtab-content.active {
    display: flex;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-main);
}

.label-desc {
    font-weight: 400;
    color: var(--text-dim);
    font-size: 0.72rem;
}

.form-input {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    outline: none;
}

.form-input:focus {
    border-color: var(--border-focus);
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.action-hint {
    font-size: 0.72rem;
    color: var(--text-dim);
}

.form-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.select-input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-family: var(--font-ui);
    outline: none;
}

.session-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.session-header-row h4 {
    margin-bottom: 0;
}

.vault-key-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding: 6px 10px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
}

.key-label {
    color: var(--text-dim);
}

.key-code {
    color: #38bdf8;
    font-family: var(--font-mono);
    font-weight: 600;
}

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

.oauth-card {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.08), rgba(99, 102, 241, 0.05));
    border: 1px solid rgba(56, 189, 248, 0.25);
}

.oauth-buttons-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn-oauth {
    flex: 1;
    min-width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-twitter {
    background: #000000;
    color: #ffffff;
    border: 1px solid #334155;
}

.btn-twitter:hover {
    background: #18181b;
    border-color: #38bdf8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.2);
}

.btn-google {
    background: #ffffff;
    color: #1e293b;
    border: 1px solid #cbd5e1;
}

.btn-google:hover {
    background: #f8fafc;
    border-color: #94a3b8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Collapsible Advanced Section */
.advanced-details {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.advanced-summary {
    padding: 10px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-dim);
    cursor: pointer;
    background: rgba(255, 255, 255, 0.02);
    user-select: none;
    transition: all 0.2s ease;
}

.advanced-summary:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.advanced-body {
    padding: 14px;
    border-top: 1px solid var(--border-color);
}