/* CSS Variables & Theme Setup */
:root {
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Fira Code', source-code-pro, Menlo, Monaco, Consolas, monospace;
    
    /* Premium Slate Dark Palette */
    --bg-main: #0a0d16;
    --bg-card: #111625;
    --bg-header: rgba(10, 13, 22, 0.8);
    --bg-input: #1b2234;
    
    /* Accents */
    --accent-blue: #3b82f6;
    --accent-indigo: #6366f1;
    --accent-purple: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --accent-glow: 0 0 15px rgba(99, 102, 241, 0.4);
    
    /* GTK Mockup Theme (Adwaita-Dark inspired) */
    --gtk-bg: #2d2d2d;
    --gtk-header: #242424;
    --gtk-active: #353535;
    --gtk-border: #1c1c1c;
    --gtk-text: #eeeeee;
    --gtk-text-muted: #999999;
    --gtk-blue: #3584e4;
    --gtk-destructive: #e01b24;
    --gtk-success: #26a269;
    --gtk-console: #151515;
    
    /* Text Colors */
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-light: #e2e8f0;
    
    /* Spacing & Borders */
    --border-color: rgba(255, 255, 255, 0.08);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-sans);
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: rgba(255, 255, 255, 0.08);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--accent-blue);
}

/* Utilities */
.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.svg-icon {
    display: inline-block;
    vertical-align: middle;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: var(--bg-header);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
}

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

.brand-logo {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.brand-name {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

.github-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-main) !important;
    font-weight: 600 !important;
    transition: background 0.2s ease, border-color 0.2s ease !important;
}

.github-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero-section {
    padding: 160px 24px 80px;
    background: radial-gradient(circle at top, rgba(99, 102, 241, 0.12) 0%, rgba(10, 13, 22, 0) 60%);
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.6);
}

.quick-install {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4px 4px 4px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    max-width: 450px;
}

.quick-install code {
    background: none;
    padding: 0;
    color: var(--text-light);
    font-size: 0.85rem;
    white-space: nowrap;
    overflow-x: auto;
    margin-right: 12px;
}

.copy-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}

.copy-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-main);
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-badge {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-light);
}

/* Sections General */
.showcase-section, .features-section, .installation-section {
    padding: 80px 24px;
}

.section-container {
    max-width: 1000px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.25rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Interactive App Showcase Layout */
.mock-app-window {
    background: var(--gtk-bg);
    border: 1px solid var(--gtk-border);
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 520px;
    max-width: 700px;
    margin: 0 auto;
}

/* GTK Header / Title Bar */
.gtk-title-bar {
    background: var(--gtk-header);
    height: 44px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px;
    border-bottom: 1px solid var(--gtk-border);
    user-select: none;
}

.gtk-title-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gtk-text);
    font-weight: 600;
    font-size: 0.9rem;
}

.gtk-app-icon {
    width: 18px;
    height: 18px;
}

.gtk-window-controls {
    display: flex;
    gap: 8px;
}

.gtk-control-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #5f5f5f;
    border: none;
    cursor: pointer;
}

.gtk-control-btn.gtk-close:hover {
    background-color: var(--gtk-destructive);
}

/* GTK Main Body & Tabs */
.mock-app-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    overflow: hidden;
}

.gtk-notebook-header {
    background: var(--gtk-header);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--gtk-border);
    padding: 0 12px;
    height: 38px;
}

.gtk-tabs {
    display: flex;
    height: 100%;
}

.gtk-tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--gtk-text-muted);
    padding: 0 16px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    height: 100%;
    transition: color 0.2s, border-color 0.2s;
}

.gtk-tab-btn.active {
    color: var(--gtk-text);
    border-bottom-color: var(--gtk-blue);
    background: var(--gtk-bg);
}

.gtk-about-btn {
    background: none;
    border: none;
    color: var(--gtk-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    border-radius: 4px;
}

.gtk-about-btn:hover {
    color: var(--gtk-text);
    background: rgba(255, 255, 255, 0.1);
}

.gtk-notebook-content {
    flex-grow: 1;
    position: relative;
    overflow: hidden;
    background: var(--gtk-bg);
}

/* Tab contents */
.gtk-tab-content {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 12px;
}

.gtk-tab-content.active {
    display: flex;
}

/* List Box / Scrolling */
.gtk-scrolled-window {
    flex-grow: 1;
    overflow-y: auto;
    border: 1px solid var(--gtk-border);
    border-radius: 6px;
    background: var(--gtk-header);
    margin-bottom: 12px;
}

.gtk-list-box {
    display: flex;
    flex-direction: column;
}

.gtk-list-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    transition: background 0.15s;
    user-select: none;
}

.gtk-list-row:hover {
    background: var(--gtk-active);
}

.gtk-row-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.gtk-server-icon {
    font-size: 1.2rem;
}

.gtk-server-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.gtk-server-name {
    color: var(--gtk-text);
    font-size: 0.9rem;
    font-weight: 600;
}

.gtk-server-badges {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.gtk-host {
    font-size: 0.75rem;
    color: var(--gtk-text-muted);
}

.gtk-badge {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    padding: 1px 6px;
    border-radius: 4px;
    color: var(--gtk-text-muted);
}

/* Buttons in GTK UI */
.gtk-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--gtk-border);
    color: var(--gtk-text);
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.gtk-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.gtk-btn-suggested {
    background: var(--gtk-blue);
    border-color: rgba(0, 0, 0, 0.3);
}

.gtk-btn-suggested:hover {
    background: #4a90e2;
}

.gtk-btn-connect {
    background: var(--gtk-success);
    border: none;
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: transform 0.1s, background 0.2s;
}

.gtk-btn-connect:hover {
    background: #2ec27e;
    transform: scale(1.05);
}

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

.gtk-action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 48px;
}

.gtk-action-right {
    display: flex;
    gap: 8px;
}

/* Console tab styling */
.gtk-log-view {
    flex-grow: 1;
    background: var(--gtk-console);
    border: 1px solid var(--gtk-border);
    border-radius: 6px;
    padding: 12px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: #a4a4a4;
    overflow-y: auto;
    white-space: pre-wrap;
}

.console-placeholder {
    color: var(--gtk-text-muted);
    font-style: italic;
    text-align: center;
    margin-top: 100px;
}

.log-line {
    margin-bottom: 6px;
    line-height: 1.4;
}

.log-line.cmd { color: #f1fa8c; }
.log-line.info { color: #50fa7b; }
.log-line.gui { color: #8be9fd; }
.log-line.error { color: #ff5555; }

/* Dialog Overlay Modals */
.gtk-dialog-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.gtk-dialog-overlay.active {
    display: flex;
}

.gtk-dialog-window {
    background: var(--gtk-bg);
    border: 1px solid var(--gtk-border);
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7);
    width: 90%;
    max-width: 420px;
    display: flex;
    flex-direction: column;
}

.gtk-dialog-header {
    background: var(--gtk-header);
    border-bottom: 1px solid var(--gtk-border);
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gtk-text);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 8px 8px 0 0;
}

.gtk-dialog-close {
    background: none;
    border: none;
    color: var(--gtk-text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    line-height: 1;
}

.gtk-dialog-close:hover {
    color: var(--gtk-text);
}

.gtk-dialog-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.gtk-dialog-footer {
    border-top: 1px solid var(--gtk-border);
    padding: 12px 16px;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    border-radius: 0 0 8px 8px;
}

.gtk-dialog-footer.centered {
    justify-content: center;
}

/* Dialog Form inputs */
.gtk-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.gtk-form-group label {
    font-size: 0.8rem;
    color: var(--gtk-text-muted);
    font-weight: 600;
}

.gtk-form-group input {
    background: var(--bg-input);
    border: 1px solid var(--gtk-border);
    border-radius: 4px;
    color: var(--gtk-text);
    padding: 8px 12px;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s;
}

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

/* Drawer in GTK */
.gtk-drawer {
    border: 1px solid var(--gtk-border);
    border-radius: 4px;
    background: var(--gtk-header);
    overflow: hidden;
}

.gtk-drawer-toggle {
    background: none;
    border: none;
    color: var(--gtk-text);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 10px 12px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.gtk-drawer-toggle svg {
    transition: transform 0.2s;
}

.gtk-drawer-toggle.expanded svg {
    transform: rotate(180deg);
}

.gtk-drawer-content {
    display: none;
    padding: 12px;
    border-top: 1px solid var(--gtk-border);
    background: var(--gtk-bg);
}

.gtk-drawer-content.expanded {
    display: block;
}

.gtk-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gtk-checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--gtk-text);
    cursor: pointer;
}

/* About Window styling */
.about-window {
    max-width: 320px;
}

.about-body {
    align-items: center;
    text-align: center;
    padding: 24px 16px;
}

.about-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 12px;
}

.about-ver {
    font-size: 0.8rem;
    color: var(--gtk-text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 8px;
    border-radius: 20px;
    margin-bottom: 16px;
    display: inline-block;
}

.about-desc {
    font-size: 0.85rem;
    color: var(--gtk-text);
    margin-bottom: 8px;
}

.about-author {
    font-size: 0.75rem;
    color: var(--gtk-text-muted);
}

/* Settings Dialog Styling */
.settings-window {
    max-width: 520px;
    height: 580px;
}

.gtk-dialog-scrolled-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--gtk-bg);
}

.gtk-settings-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.gtk-settings-section-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--gtk-blue);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 6px;
    margin-bottom: 4px;
    user-select: none;
}

.gtk-form-grid {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 12px 16px;
    align-items: center;
}

.gtk-form-row {
    display: contents;
}

.gtk-form-row.full-width {
    display: block;
    grid-column: span 2;
}

.gtk-form-row label {
    font-size: 0.85rem;
    color: var(--gtk-text);
    font-weight: 500;
}

.gtk-input {
    background: var(--bg-input);
    border: 1px solid var(--gtk-border);
    border-radius: 4px;
    color: var(--gtk-text);
    padding: 8px 12px;
    font-size: 0.85rem;
    outline: none;
    width: 100%;
    transition: border-color 0.2s;
}

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

.gtk-select {
    background: var(--bg-input);
    border: 1px solid var(--gtk-border);
    border-radius: 4px;
    color: var(--gtk-text);
    padding: 8px 12px;
    font-size: 0.85rem;
    outline: none;
    width: 100%;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2394a3b8'%3E%3Cpath fill-rule='evenodd' d='M1.25 5.25a.75.75 0 011.06 0L8 10.94l5.69-5.69a.75.75 0 111.06 1.06l-6.22 6.22a.75.75 0 01-1.06 0L1.25 6.31a.75.75 0 010-1.06z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 10px;
    padding-right: 32px;
    transition: border-color 0.2s;
}

.gtk-select:focus {
    border-color: var(--gtk-blue);
}

.gtk-checkbox-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.gtk-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--gtk-text);
    cursor: pointer;
    user-select: none;
}

.gtk-checkbox-label input[type="checkbox"] {
    cursor: pointer;
    accent-color: var(--gtk-blue);
    width: 15px;
    height: 15px;
}

/* Warnings and Warnings headers */
.warning-header {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.3);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Installation Guide */
.install-tabs-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.install-tab-headers {
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
}

.install-tab-hdr {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    padding: 16px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}

.install-tab-hdr.active {
    color: var(--text-main);
    border-bottom-color: var(--accent-indigo);
    background: rgba(255, 255, 255, 0.01);
}

.install-tab-contents {
    padding: 32px;
}

.install-tab-content {
    display: none;
}

.install-tab-content.active {
    display: block;
}

.install-desc {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.code-wrapper {
    position: relative;
    background: #050811;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    overflow-x: auto;
}

.code-wrapper pre {
    margin: 0;
}

.code-wrapper code {
    background: none;
    padding: 0;
    color: var(--text-light);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.code-wrapper .copy-btn {
    position: absolute;
    top: 12px;
    right: 12px;
}

/* Footer styling */
.main-footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 24px;
    background: rgba(0, 0, 0, 0.2);
}

.footer-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    width: 44px;
    height: 44px;
}

.footer-brand {
    font-weight: 700;
    font-size: 1.1rem;
}

.footer-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-right p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-right a {
    color: var(--text-main);
    text-decoration: underline;
}

/* Responsiveness adjustments */
@media (max-width: 768px) {
    .navbar {
        height: auto;
        padding: 16px 0;
        position: relative;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-links {
        width: 100%;
        justify-content: center;
        gap: 20px;
    }
    
    .hero-section {
        padding: 60px 24px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .install-tab-headers {
        flex-direction: column;
    }
    
    .install-tab-hdr {
        border-bottom: none;
        border-left: 2px solid transparent;
        text-align: left;
        padding: 12px 20px;
    }
    
    .install-tab-hdr.active {
        border-left-color: var(--accent-indigo);
    }
    
    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-left {
        flex-direction: column;
    }
}