:root {
    --bg-color: #0b0d10;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --primary-color: #007bff;
    --accent-color: #00e0ff;
    --text-color: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
    --sidebar-width: 280px;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-bg {
    position: fixed;
    top: -50px;
    left: -50px;
    width: calc(100vw + 100px);
    height: calc(100vh + 100px);
    background: radial-gradient(circle at 10% 20%, #1e1e1e, #0b0d10);
    z-index: -2;
}

.glass-bg::after {
    content: '';
    position: absolute;
    top: 20%;
    right: 15%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 123, 255, 0.2), transparent 70%);
    z-index: -1;
    filter: blur(50px);
}

.app-container {
    width: 95vw;
    height: 90vh;
    display: flex;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    border-right: 1px solid var(--glass-border);
    padding: 40px 24px;
    display: flex;
    flex-direction: column;
    transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar.collapsed {
    width: 0;
    padding: 40px 0;
    opacity: 0;
}

.toggle-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s;
}

.toggle-btn:hover { background: rgba(255, 255, 255, 0.2); }

.floating-open-btn {
    position: absolute;
    top: 40px;
    left: 20px;
    z-index: 100;
    display: none;
}

.sidebar-header {
    margin-bottom: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff88;
}

.sidebar-nav {
    flex-grow: 1;
}

.nav-item {
    width: 100%;
    display: flex;
    align-items: center;
    padding: 14px 18px;
    margin-bottom: 8px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-color);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
}

.nav-item .icon {
    margin-right: 14px;
    font-size: 20px;
}

.nav-divider {
    height: 1px;
    background: var(--glass-border);
    margin: 20px 0;
}

.sidebar-footer {
    padding-top: 20px;
}

.user-info {
    display: flex;
    align-items: center;
}

.avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #007bff, #00e0ff);
    border-radius: 12px;
    margin-right: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: 60px;
    overflow-y: auto;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.content-header h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 42px;
    font-weight: 700;
    background: linear-gradient(to bottom, #fff, #aaa);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    padding: 12px 24px;
    border-radius: 14px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--text-color);
    color: var(--bg-color);
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.card {
    padding: 32px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s;
}

.card h3 {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.tasks-list-mini {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.task-item-mini {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
}

.task-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--text-muted);
    border-radius: 6px;
}

/* Dashboard: GPT Style v1.1 */
.dashboard-view {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.chat-container-main {
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.chat-header-main h2 {
    font-size: 38px;
    font-family: 'Outfit', sans-serif;
    margin-bottom: 12px;
}

.chat-header-main .subtitle {
    font-size: 14px;
    color: var(--text-muted);
}

.suggestions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 40px;
    width: 100%;
}

.suggestion-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 20px;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.suggestion-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.3);
}

.s-icon {
    font-size: 20px;
}

.main-chat-history {
    width: 100%;
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 40px;
}

.msg-main-wrapper {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    width: 100%;
}

.msg-avatar-main {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, #007bff, #00e0ff);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    flex-shrink: 0;
}

.msg-body-main {
    flex-grow: 1;
}

.sender-name {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.msg-body-main p {
    font-size: 16px;
    line-height: 1.7;
    color: #e0e0e0;
}

.main-chat-input-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.input-wrapper {
    width: 100%;
    background: rgba(255,255,255,0.07);
    border: 1px solid var(--glass-border);
    padding: 12px 20px;
    border-radius: 20px;
    display: flex;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.input-wrapper input {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: white;
    font-size: 18px;
}

.input-wrapper button#send-main {
    background: white;
    color: black;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 20px;
    transition: transform 0.2s;
}

.input-wrapper button#send-main:hover {
    transform: scale(1.1);
}

.input-hint {
    font-size: 11px;
    color: var(--text-muted);
}

/* Commerce View */
.store-container {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.store-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 20px;
    border-radius: 14px;
    font-size: 14px;
}

.status-badge {
    background: #00ff88;
    color: #0b0d10;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 10px;
}

.store-url {
    color: var(--text-muted);
    font-family: monospace;
}

.store-iframe {
    flex-grow: 1;
    width: 100%;
    border-radius: 20px;
    background: white;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.btn-tiny {
    padding: 6px 12px;
    font-size: 12px;
    background: rgba(255,255,255,0.1);
    color: white;
    text-decoration: none;
    border-radius: 8px;
}

/* AI Overlay */
.ai-overlay {
    position: absolute;
    bottom: 24px;
    right: 24px;
    width: 320px;
    height: 400px;
    background: rgba(11, 13, 16, 0.8);
    backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.8);
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.ai-overlay.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.ai-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 1px;
}

.ai-messages {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.msg { padding: 10px 14px; border-radius: 12px; max-width: 85%; }
.bot { background: rgba(255,255,255,0.05); align-self: flex-start; }
.user { background: var(--primary-color); align-self: flex-end; color: white; }

/* Chat HUD Refinement */
.bot-with-avatar {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.msg-avatar {
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: bold;
    flex-shrink: 0;
}

.msg-content {
    background: rgba(255,255,255,0.05);
    padding: 10px 14px;
    border-radius: 0 12px 12px 12px;
    font-size: 14px;
}

.ai-input {
    padding: 16px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: 10px;
}

input {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: white;
    font-size: 14px;
}

#send-ai {
    background: var(--primary-color);
    border: none;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    cursor: pointer;
}