/* =============== CSS Variables & Theme =============== */
:root {
    --bg-main: #121418;
    --bg-surface: rgba(30, 33, 40, 0.7);
    --bg-surface-hover: rgba(45, 49, 58, 0.9);
    
    --primary: #00e5ff;
    --primary-glow: rgba(0, 229, 255, 0.3);
    --secondary: #b388ff;
    --accent-red: #ff4d4d;
    --accent-green: #00e676;
    
    --text-main: #ffffff;
    --text-muted: #a0aabf;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(255, 255, 255, 0.15);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;
    
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blur: blur(16px);
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
    /* Subtle background gradient */
    background: radial-gradient(circle at top right, #1a1c29 0%, #121418 100%);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* =============== Layout =============== */
.app-container {
    display: grid;
    grid-template-columns: 100px 1fr;
    grid-template-rows: minmax(0, 1fr); /* Fixes grid expanding past 100vh */
    height: 100vh;
    gap: 20px;
    padding: 20px;
    overflow: hidden;
}

/* =============== Glassmorphism Utility =============== */
.glass {
    background: var(--bg-surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-glass);
}

.view-section {
    flex: 1;
    overflow-y: auto;
    height: 100%;
    min-height: 0;
    padding-right: 8px; /* Room for scrollbar */
}
.view-section::-webkit-scrollbar {
    width: 6px;
}
.view-section::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

/* =============== Sidebar Navigation =============== */
.sidebar {
    background: var(--bg-surface);
    backdrop-filter: var(--blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px 0;
    gap: 40px;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--primary);
}

.icon-large {
    font-size: 32px;
}

.logo h2 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.nav-links li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    padding: 12px 0;
    cursor: pointer;
    transition: var(--transition);
    border-right: 3px solid transparent;
}

.nav-links li span:first-child {
    font-size: 24px;
}

.nav-links li span:last-child {
    font-size: 12px;
}

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

.nav-links li.active {
    color: var(--primary);
    border-right-color: var(--primary);
    background: linear-gradient(90deg, rgba(0,229,255,0) 0%, rgba(0,229,255,0.05) 100%);
}

.sidebar-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.user-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.user-info {
    text-align: center;
}

.user-info h4 {
    font-size: 14px;
    font-weight: 500;
}

.user-info p {
    font-size: 11px;
    color: var(--text-muted);
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.icon-btn:hover {
    color: var(--text-main);
    border-color: var(--border-glow);
    transform: translateY(-2px);
}

/* =============== Main Content Area =============== */
.main-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
    overflow-y: hidden; /* Stop main area from scrolling */
}

/* Hide scrollbar for aesthetics but keep functionality */
.products-grid::-webkit-scrollbar {
    width: 6px;
}
.products-grid::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-surface);
    backdrop-filter: var(--blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
    padding: 10px 16px;
    border-radius: var(--radius-full);
    width: 400px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.search-bar:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

.search-bar input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-family: inherit;
    width: 100%;
    font-size: 14px;
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

.search-bar span {
    color: var(--text-muted);
}

.neon-clock-container {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(57, 255, 20, 0.3);
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.2), inset 0 0 10px rgba(57, 255, 20, 0.1);
}

.neon-time {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    text-shadow: 
        0 0 5px #fff,
        0 0 10px #fff,
        0 0 20px #39ff14,
        0 0 40px #39ff14;
    letter-spacing: 2px;
}

.neon-date {
    font-family: 'Outfit', sans-serif;
    font-size: 11px;
    color: #39ff14;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
}

/* Categories */
.categories-wrapper h3 {
    font-size: 18px;
    margin-bottom: 16px;
    font-weight: 600;
}

.categories-scroll {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
}
.categories-scroll::-webkit-scrollbar { display: none; }

.category-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}

.category-btn:hover {
    background: var(--bg-surface-hover);
    color: var(--text-main);
    transform: translateY(-2px);
}

.category-btn.active {
    background: var(--primary);
    color: #000;
    border-color: var(--primary);
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* Products Grid */
.products-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0; /* Required for nested flexbox scrolling */
}

.products-section h3 {
    font-size: 18px;
    margin-bottom: 16px;
    font-weight: 600;
}

.products-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    padding-bottom: 40px;
    padding-right: 10px; /* For scrollbar */
    overflow-y: auto; /* Only grid scrolls */
}

.product-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-glow);
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

.product-img-container {
    width: 100%;
    height: 140px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.product-card:hover .product-img-container img {
    transform: scale(1.1);
}

.product-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.product-title {
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
}

.add-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
}

.product-card:hover .add-btn {
    background: var(--primary);
    color: #000;
}

/* =============== Cart Sidebar =============== */
.cart-sidebar {
    background: var(--bg-surface);
    backdrop-filter: var(--blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.order-id {
    background: rgba(255,255,255,0.1);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-muted);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-right: 8px;
}
.cart-items::-webkit-scrollbar { width: 4px; }
.cart-items::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: var(--radius-full); }

.empty-cart-msg {
    text-align: center;
    color: var(--text-muted);
    margin-top: 40px;
    font-style: italic;
}

/* Cart Item */
.cart-item {
    display: flex;
    gap: 12px;
    align-items: center;
    background: rgba(0,0,0,0.2);
    padding: 12px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: var(--transition);
}

.cart-item:hover {
    border-color: var(--border-color);
}

.cart-item-img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cart-item-title {
    font-size: 14px;
    font-weight: 500;
}

.cart-item-price {
    font-size: 13px;
    color: var(--primary);
}

.cart-qty-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-main);
    padding: 4px;
    border-radius: var(--radius-full);
}

.qty-btn {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

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

.qty-val {
    font-size: 14px;
    font-weight: 600;
    min-width: 16px;
    text-align: center;
}

/* Cart Summary */
.cart-summary {
    background: rgba(0,0,0,0.2);
    padding: 16px;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-muted);
}

.summary-row.total {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
}

.summary-row.total span:last-child {
    color: var(--primary);
}

.divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

/* Payment Section */
.payment-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.payment-section h3 {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
}

.payment-methods {
    display: flex;
    gap: 8px;
}

.pay-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 12px;
    color: var(--text-muted);
}

.pay-btn:hover {
    border-color: var(--border-glow);
    color: var(--text-main);
}

.pay-btn.active {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(0, 229, 255, 0.1);
}

.checkout-btn {
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: #000;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-top: 8px;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.checkout-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.checkout-btn:disabled {
    background: var(--bg-surface-hover);
    color: var(--text-muted);
    box-shadow: none;
    cursor: not-allowed;
}

/* =============== Toasts =============== */
#toast-container {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.toast {
    background: var(--bg-surface);
    backdrop-filter: var(--blur);
    border: 1px solid var(--border-color);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-glass);
    animation: slideIn 0.3s ease forwards;
}

.toast.success span { color: var(--accent-green); }
.toast.error span { color: var(--accent-red); }

@keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* =============== Auth & Developer Forms =============== */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at center, #1a1c29 0%, #121418 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.login-box {
    width: 350px;
    padding: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 16px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.input-group:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

.input-group input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-family: inherit;
    font-size: 14px;
    width: 100%;
}

.input-group span {
    color: var(--text-muted);
}