/* ============================================
   TableTalk AI - Production Ready Styles
   Voice AI Restaurant Ordering Web App
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Primary Colors */
    --primary-teal: #4ECDC4;
    --primary-teal-dark: #3DB8B0;
    --primary-teal-light: #7EDDD7;

    /* Accent Colors */
    --accent-orange: #F5A623;
    --accent-orange-dark: #E09000;
    --accent-red: #E74C3C;
    --accent-red-hover: #C0392B;
    --accent-green: #27AE60;
    --accent-green-light: #A8E6CF;

    /* Background Colors */
    --bg-cream: #FDF6E3;
    --bg-cream-dark: #F5EDDA;
    --bg-white: #FFFFFF;
    --bg-card: #FFFEF9;

    /* Text Colors */
    --text-dark: #2C3E50;
    --text-medium: #5D6D7E;
    --text-light: #95A5A6;
    --text-white: #FFFFFF;

    /* Border Colors */
    --border-light: #E8E0D0;
    --border-medium: #D4C9B9;
    --border-teal: #4ECDC4;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    --shadow-xl: 0 12px 24px rgba(0,0,0,0.2);

    /* Pixel Border */
    --pixel-border: 4px solid #2C3E50;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Font Families */
    --font-pixel: 'Press Start 2P', cursive;
    --font-main: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Z-Index Layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-toast: 1100;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-cream);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

img, svg {
    display: block;
    max-width: 100%;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input {
    font-family: inherit;
    border: none;
    outline: none;
}

a {
    text-decoration: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

/* ============================================
   Checkered Floor Pattern (All Pages)
   ============================================ */
.checkered-floor {
    flex-shrink: 0;
    height: 35px;
    background-image:
        linear-gradient(45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(-45deg, #1a1a1a 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #1a1a1a 75%),
        linear-gradient(-45deg, transparent 75%, #1a1a1a 75%);
    background-size: 25px 25px;
    background-position: 0 0, 0 12.5px, 12.5px -12.5px, -12.5px 0px;
    background-color: #f5f5f5;
}

/* ============================================
   Mode Switcher
   ============================================ */
.mode-switcher {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    gap: var(--spacing-xs);
    z-index: var(--z-sticky);
    background: var(--bg-white);
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    border: 2px solid var(--text-dark);
    box-shadow: var(--shadow-md);
}

.mode-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    color: var(--text-medium);
}

.mode-btn:hover {
    background: var(--bg-cream);
}

.mode-btn.active {
    background: var(--primary-teal);
    color: var(--text-white);
}

/* ============================================
   Side Navigation Panel
   ============================================ */
.side-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: calc(var(--z-sticky) + 50);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.side-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.side-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: var(--bg-white);
    border-left: 3px solid var(--text-dark);
    z-index: calc(var(--z-sticky) + 100);
    display: flex;
    flex-direction: column;
    transition: right var(--transition-normal);
    box-shadow: var(--shadow-xl);
}

.side-nav.active {
    right: 0;
}

.side-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 2px solid var(--border-light);
    background: var(--primary-teal);
}

.side-nav-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.side-nav-avatar {
    width: 44px;
    height: 44px;
    background: var(--accent-orange);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--text-white);
    font-size: 1.1rem;
}

.side-nav-user-info {
    display: flex;
    flex-direction: column;
}

.side-nav-name {
    font-weight: 700;
    color: var(--text-white);
    font-size: 0.95rem;
}

.side-nav-table {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.8);
}

.side-nav-close {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.2);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.side-nav-close:hover {
    background: rgba(255,255,255,0.3);
}

.side-nav-close svg {
    width: 18px;
    height: 18px;
    color: var(--text-white);
}

.side-nav-items {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.side-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.side-nav-item svg {
    width: 20px;
    height: 20px;
    color: var(--text-medium);
}

.side-nav-item:hover {
    background: var(--bg-cream);
}

.side-nav-item.active {
    background: var(--primary-teal-light);
    color: var(--primary-teal-dark);
}

.side-nav-item.active svg {
    color: var(--primary-teal-dark);
}

.side-nav-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.side-nav-item .coming-soon {
    margin-left: auto;
    font-size: 0.65rem;
    background: var(--border-light);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--text-medium);
}

.side-nav-footer {
    padding: var(--spacing-md);
    border-top: 2px solid var(--border-light);
}

.side-nav-item.logout {
    color: var(--accent-red);
}

.side-nav-item.logout svg {
    color: var(--accent-red);
}

.side-nav-item.logout:hover {
    background: #FEE2E2;
}

/* ============================================
   Entry Page Styles
   ============================================ */
.entry-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(180deg, var(--primary-teal) 0%, var(--primary-teal-dark) 100%);
}

.entry-page .checkered-floor {
    margin-top: auto;
}

.entry-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

/* Entry Header */
.entry-header {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
}

.logo-icon {
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.logo-svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-pixel);
    font-size: 1.4rem;
    color: var(--text-white);
    text-shadow: 3px 3px 0 var(--text-dark);
    letter-spacing: 2px;
}

.logo-sparkles {
    position: absolute;
    top: -10px;
    right: -30px;
}

.sparkle {
    font-family: var(--font-pixel);
    color: var(--accent-orange);
    font-size: 1.2rem;
    animation: sparkle 1.5s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* Entry Card */
.entry-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md);
    max-width: 400px;
    width: 100%;
    border: var(--pixel-border);
}

.entry-illustration {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.table-scene {
    position: relative;
    width: 180px;
    height: 140px;
}

.ai-assistant-icon {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
}

.robot-head {
    width: 60px;
    height: 70px;
    position: relative;
}

.robot-antenna {
    width: 4px;
    height: 15px;
    background: var(--text-dark);
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.robot-antenna::after {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: var(--accent-orange);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.robot-face {
    width: 60px;
    height: 50px;
    background: var(--primary-teal);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.robot-eyes {
    display: flex;
    gap: 12px;
}

.robot-eye {
    width: 10px;
    height: 10px;
    background: var(--text-dark);
    border-radius: 50%;
}

.robot-mouth {
    width: 20px;
    height: 6px;
    background: var(--text-dark);
    border-radius: 3px;
}

.voice-waves {
    display: flex;
    gap: 4px;
    justify-content: center;
    margin-top: 8px;
}

.wave {
    width: 4px;
    height: 20px;
    background: var(--primary-teal);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.wave-1 { animation-delay: 0s; }
.wave-2 { animation-delay: 0.2s; }
.wave-3 { animation-delay: 0.4s; }

@keyframes wave {
    0%, 100% { transform: scaleY(0.5); }
    50% { transform: scaleY(1); }
}

@keyframes pulse {
    0%, 100% { transform: translateX(-50%) scale(1); opacity: 1; }
    50% { transform: translateX(-50%) scale(1.2); opacity: 0.8; }
}

.phone-on-table {
    position: absolute;
    bottom: 35px;
    left: 50%;
    transform: translateX(-50%);
    width: 35px;
    height: 50px;
    background: var(--text-dark);
    border-radius: 5px;
    padding: 3px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--primary-teal-light);
    border-radius: 3px;
}

.table-surface {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 160px;
    height: 22px;
    background: #8B4513;
    border-radius: 4px;
    border: 3px solid var(--text-dark);
}

/* Entry Content */
.entry-content {
    text-align: center;
}

.entry-title {
    font-family: var(--font-pixel);
    font-size: 0.85rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.entry-subtitle {
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

/* Access Form */
.access-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    border: 3px solid var(--border-medium);
    border-radius: var(--radius-md);
    background: var(--bg-white);
    transition: var(--transition-fast);
}

.form-group input:focus {
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.2);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.btn-primary {
    background: var(--accent-orange);
    color: var(--text-white);
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    border: 3px solid var(--text-dark);
    box-shadow: 4px 4px 0 var(--text-dark);
    transition: var(--transition-fast);
    text-transform: uppercase;
}

.btn-primary:hover {
    background: var(--accent-orange-dark);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--text-dark);
}

.btn-primary:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.btn-primary:disabled {
    background: var(--text-light);
    cursor: not-allowed;
    transform: none;
    box-shadow: 4px 4px 0 var(--text-dark);
}

/* Helper Text */
.helper-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    color: var(--text-medium);
    font-size: 0.8rem;
}

.info-icon {
    width: 16px;
    height: 16px;
    color: var(--primary-teal);
}

/* Entry Footer */
.entry-footer {
    margin-top: var(--spacing-sm);
    text-align: center;
    color: var(--text-white);
    font-size: 0.8rem;
    opacity: 0.9;
}

.entry-footer strong {
    font-weight: 800;
}

/* ============================================
   Main Header (Menu & Order Pages)
   ============================================ */
.main-header {
    background: var(--primary-teal);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 4px solid var(--text-dark);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-small {
    width: 40px;
    height: 40px;
}

.logo-svg-small {
    width: 100%;
    height: 100%;
}

.header-logo-text {
    font-family: var(--font-pixel);
    font-size: 1rem;
    color: var(--text-white);
    text-shadow: 2px 2px 0 var(--text-dark);
}

.header-sparkle {
    font-family: var(--font-pixel);
    color: var(--accent-orange);
    font-size: 0.8rem;
    animation: sparkle 1.5s ease-in-out infinite;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* User Dropdown */
.user-dropdown {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--accent-orange);
    color: var(--text-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: 2px solid var(--text-dark);
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.user-btn:hover {
    background: var(--accent-orange-dark);
}

.dropdown-arrow {
    width: 16px;
    height: 16px;
    transition: var(--transition-fast);
}

.user-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    border: 2px solid var(--text-dark);
    box-shadow: var(--shadow-lg);
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    z-index: var(--z-dropdown);
}

.user-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-dark);
    font-weight: 600;
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-cream);
    color: var(--primary-teal-dark);
}

.dropdown-item:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* Hamburger Menu */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-sm);
    background: var(--bg-white);
    border-radius: var(--radius-sm);
    border: 2px solid var(--text-dark);
}

.hamburger-btn span {
    width: 20px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.hamburger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    border-bottom: 3px solid var(--text-dark);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: var(--z-sticky);
}

.mobile-nav.active {
    transform: translateY(0);
    opacity: 1;
}

.mobile-nav-item {
    padding: var(--spacing-md);
    background: var(--bg-cream);
    border-radius: var(--radius-md);
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    border: 2px solid var(--border-medium);
    transition: var(--transition-fast);
}

.mobile-nav-item:hover {
    background: var(--primary-teal);
    color: var(--text-white);
    border-color: var(--text-dark);
}

.mobile-nav-item.active {
    background: var(--primary-teal);
    color: var(--text-white);
    border-color: var(--text-dark);
}

.mobile-nav-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.mobile-nav-item.disabled:hover {
    background: var(--bg-cream);
    color: var(--text-dark);
}

.mobile-nav-item.logout-item:hover {
    background: var(--accent-red);
}

.mobile-nav-divider {
    height: 1px;
    background: var(--border-medium);
    margin: var(--spacing-xs) 0;
}

/* Back to Menu Link */
.back-to-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-white);
    color: var(--text-dark);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: 2px solid var(--text-dark);
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.back-to-menu:hover {
    background: var(--bg-cream);
}

.back-to-menu svg {
    width: 16px;
    height: 16px;
}

/* ============================================
   Menu Page Styles
   ============================================ */
.menu-page {
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* App Container - Main 2-column layout */
.app-container {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
}

/* Left Column - 55% */
.left-column {
    width: 55%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Right Column/Sidebar - 45% */
.sidebar {
    width: 45%;
    display: flex;
    flex-direction: row;
    gap: var(--spacing-sm);
}

/* Chat Card - flex 1 */
.chat-card {
    flex: 1;
    min-width: 0;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Tray Card - flex 1 */
.tray-card {
    flex: 1;
    min-width: 0;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

@media (max-width: 1024px) {
    .app-container {
        flex-direction: column;
    }
    .left-column, .sidebar {
        width: 100%;
    }
    .sidebar {
        flex: 1;
        min-height: 200px;
    }
}

@media (max-width: 640px) {
    .sidebar {
        flex-direction: column;
    }
}

/* Welcome Banner */
.welcome-banner {
    background: var(--bg-card);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    display: flex;
    align-items: center;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
    margin-bottom: var(--spacing-sm);
}

.welcome-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.avatar-container {
    width: 50px;
    height: 50px;
    position: relative;
}

.avatar {
    width: 100%;
    height: 100%;
    position: relative;
}

.avatar-body {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 35px;
    height: 20px;
    background: var(--primary-teal);
    border-radius: 5px 5px 0 0;
    border: 2px solid var(--text-dark);
}

.avatar-head {
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: #FFDAB9;
    border-radius: 50%;
    border: 2px solid var(--text-dark);
}

.avatar-hair {
    position: absolute;
    top: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 34px;
    height: 16px;
    background: #4A3728;
    border-radius: 16px 16px 0 0;
    border: 2px solid var(--text-dark);
    border-bottom: none;
}

.avatar-face {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
}

.avatar-eyes {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 4px;
}

.avatar-eye {
    width: 4px;
    height: 4px;
    background: var(--text-dark);
    border-radius: 50%;
}

.avatar-smile {
    width: 10px;
    height: 5px;
    border: 2px solid var(--text-dark);
    border-top: none;
    border-radius: 0 0 10px 10px;
    margin: 0 auto;
}

.welcome-text h2 {
    font-family: var(--font-pixel);
    font-size: 0.65rem;
    color: var(--primary-teal-dark);
    margin-bottom: 2px;
}

.welcome-text p {
    color: var(--text-medium);
    font-weight: 600;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.sparkle-icon {
    color: var(--accent-orange);
    font-family: var(--font-pixel);
    font-size: 0.5rem;
}

/* Menu Section - Scrollable */
.menu-section {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    box-shadow: var(--shadow-md);
}

.menu-scroll {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.menu-category {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px dashed var(--border-medium);
}

.menu-category:last-child {
    border-bottom: none;
    margin-bottom: 0;
}
    box-shadow: var(--shadow-md);
}

.category-title {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px dashed var(--border-medium);
}

.category-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 20px;
    height: 24px;
}

.burger-icon { color: var(--accent-orange); }
.shake-icon { color: #FF6B9D; }
.sides-icon { color: var(--accent-red); }
.dessert-icon { color: #8B4513; }

.menu-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-sm);
}

.menu-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-white);
    border-radius: var(--radius-sm);
    border: 2px solid var(--border-light);
    transition: var(--transition-fast);
}

.menu-item:hover {
    border-color: var(--primary-teal);
    box-shadow: var(--shadow-sm);
}

.item-info {
    flex: 1;
    min-width: 0;
}

.item-info h4 {
    font-weight: 800;
    font-size: 0.75rem;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.item-info p {
    font-size: 0.7rem;
    color: var(--text-medium);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-price {
    font-family: var(--font-pixel);
    font-size: 0.6rem;
    color: var(--text-dark);
    white-space: nowrap;
}

.add-btn {
    width: 28px;
    height: 28px;
    background: var(--primary-teal);
    color: var(--text-white);
    border-radius: var(--radius-sm);
    border: 2px solid var(--text-dark);
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.add-btn:hover {
    background: var(--primary-teal-dark);
    transform: scale(1.1);
}

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

.tray-title {
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.tray-icon {
    color: var(--accent-orange);
    font-size: 0.5rem;
}

.tray-items {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--spacing-sm);
}

.empty-tray {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    font-size: 0.8rem;
    padding: var(--spacing-md) 0;
}

.tray-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px dashed var(--border-light);
    font-size: 0.8rem;
}

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

.tray-item-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.tray-item-name {
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--text-dark);
}

.tray-item-qty {
    display: flex;
    align-items: center;
    gap: 2px;
}

.qty-btn {
    width: 20px;
    height: 20px;
    background: var(--bg-cream);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.7rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.qty-btn:hover {
    background: var(--primary-teal);
    color: var(--text-white);
    border-color: var(--text-dark);
}

.qty-value {
    font-weight: 700;
    min-width: 20px;
    text-align: center;
}

.tray-item-price {
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-dark);
}

.tray-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-top: 2px solid var(--text-dark);
    margin-top: auto;
}

.tray-total span:first-child {
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    color: var(--text-dark);
}

.tray-total span:last-child {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--text-dark);
}

.checkout-btn {
    width: 100%;
    background: var(--accent-red);
    color: var(--text-white);
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 2px solid var(--text-dark);
    box-shadow: 2px 2px 0 var(--text-dark);
    transition: var(--transition-fast);
    margin-top: var(--spacing-xs);
}

.checkout-btn:hover:not(:disabled) {
    background: var(--accent-red-hover);
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--text-dark);
}

.checkout-btn:disabled {
    background: var(--text-light);
    cursor: not-allowed;
}

/* Chat Card - already defined in sidebar section */

.chat-title {
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.chat-icon svg {
    width: 14px;
    height: 14px;
    color: var(--primary-teal);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding-right: var(--spacing-xs);
}

.chat-message {
    display: flex;
    gap: var(--spacing-xs);
}

.message-avatar {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.robot-mini {
    width: 100%;
    height: 100%;
    background: var(--primary-teal);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.robot-mini-face {
    width: 12px;
    height: 10px;
    background: var(--text-dark);
    border-radius: 3px;
    position: relative;
}

.robot-mini-face::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 3px;
    height: 3px;
    background: var(--primary-teal);
    border-radius: 50%;
    box-shadow: 5px 0 0 var(--primary-teal);
}

.message-content {
    background: var(--primary-teal-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-teal);
    max-width: 90%;
}

.message-sender {
    font-weight: 700;
    font-size: 0.65rem;
    color: var(--primary-teal-dark);
    display: block;
    margin-bottom: 2px;
}

.message-content p {
    font-size: 0.75rem;
    color: var(--text-dark);
    line-height: 1.3;
}

.message-time {
    display: none;
}

.user-message {
    flex-direction: row-reverse;
}

.user-message .message-content {
    background: var(--accent-orange);
    border-color: var(--accent-orange-dark);
}

.user-message .message-sender {
    color: var(--text-white);
}

.user-message .message-content p {
    color: var(--text-white);
}

.user-avatar {
    width: 100%;
    height: 100%;
    background: var(--accent-orange);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-white);
    font-size: 0.6rem;
}

.chat-input-mini {
    display: none;
}

.send-btn-mini {
    display: none;
}

.send-btn-mini:hover {
    background: var(--primary-teal-dark);
}

.send-btn-mini svg {
    width: 16px;
    height: 16px;
    color: var(--text-white);
}

/* ============================================
   Voice Input Bar
   ============================================ */
.voice-bar {
    flex-shrink: 0;
    margin: var(--spacing-sm);
    margin-top: 0;
    background: var(--primary-teal);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.robot-avatar {
    width: 70px;
    height: 70px;
    flex-shrink: 0;
    position: relative;
}

.robot-body {
    width: 100%;
    height: 100%;
    position: relative;
}

.robot-head-main {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 40px;
}

.robot-antenna-main {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 12px;
    background: var(--text-dark);
}

.antenna-ball {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: var(--accent-orange);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    animation: pulse 2s ease-in-out infinite;
}

.robot-face-main {
    width: 50px;
    height: 40px;
    background: var(--primary-teal-light);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.robot-eyes-main {
    display: flex;
    gap: 10px;
}

.robot-eye-main {
    width: 8px;
    height: 8px;
    background: var(--text-dark);
    border-radius: 50%;
}

.robot-mouth-main {
    width: 16px;
    height: 4px;
    background: var(--text-dark);
    border-radius: 2px;
}

.robot-torso {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 25px;
    background: var(--primary-teal-light);
    border-radius: 8px 8px 4px 4px;
    border: 3px solid var(--text-dark);
    border-top: none;
}

.robot-bowtie {
    position: absolute;
    top: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 8px;
    background: var(--accent-red);
    border-radius: 2px;
}

.robot-bowtie::before,
.robot-bowtie::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border-style: solid;
}

.robot-bowtie::before {
    left: -6px;
    transform: translateY(-50%);
    border-width: 6px 6px 6px 0;
    border-color: transparent var(--accent-red) transparent transparent;
}

.robot-bowtie::after {
    right: -6px;
    transform: translateY(-50%);
    border-width: 6px 0 6px 6px;
    border-color: transparent transparent transparent var(--accent-red);
}

/* Human Avatar Styles */
.human-avatar {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    position: relative;
}

.human-body {
    width: 100%;
    height: 100%;
    position: relative;
}

.human-head {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: #FDBF6F;
    border-radius: 50%;
    border: 2px solid var(--text-dark);
}

.human-hair {
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 14px;
    background: #5D4037;
    border-radius: 14px 14px 0 0;
    border: 2px solid var(--text-dark);
    border-bottom: none;
}

.human-face {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 22px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}

.human-eyes {
    display: flex;
    gap: 6px;
}

.human-eye {
    width: 4px;
    height: 4px;
    background: var(--text-dark);
    border-radius: 50%;
}

.human-smile {
    width: 8px;
    height: 4px;
    border: 2px solid var(--text-dark);
    border-top: none;
    border-radius: 0 0 8px 8px;
}

.human-torso {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 20px;
    background: var(--primary-teal);
    border-radius: 6px 6px 3px 3px;
    border: 2px solid var(--text-dark);
}

.human-apron {
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 12px;
    background: var(--bg-white);
    border-radius: 2px;
    border: 1px solid var(--text-dark);
}

/* Human Mini Avatar for Chat */
.human-mini {
    width: 22px;
    height: 22px;
    position: relative;
}

.human-mini-head {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 14px;
    background: #FDBF6F;
    border-radius: 50%;
    border: 1px solid var(--text-dark);
}

.human-mini-head::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 6px;
    background: #5D4037;
    border-radius: 6px 6px 0 0;
}

.human-mini-body {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 8px;
    background: var(--primary-teal);
    border-radius: 3px 3px 2px 2px;
    border: 1px solid var(--text-dark);
}

.voice-input-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    border: 2px solid var(--text-dark);
}

.voice-connect-btn {
    width: 36px;
    height: 36px;
    background: var(--primary-teal);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
    color: white;
}

.voice-connect-btn:hover {
    background: var(--primary-teal-dark);
    transform: scale(1.05);
}

.voice-connect-btn.active {
    background: var(--accent-green);
    animation: pulse 2s ease-in-out infinite;
}

.voice-connect-btn.connected {
    background: #4CAF50;
    animation: pulse 2s ease-in-out infinite;
}

.voice-connect-btn svg {
    width: 18px;
    height: 18px;
}

.mic-btn {
    width: 36px;
    height: 36px;
    background: var(--bg-cream);
    border-radius: 50%;
    border: 2px solid var(--border-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.mic-btn:hover {
    background: var(--primary-teal);
    border-color: var(--text-dark);
}

.mic-btn:hover svg {
    color: var(--text-white);
}

.mic-btn.active {
    background: var(--accent-red);
    border-color: var(--text-dark);
    animation: pulse 1s ease-in-out infinite;
}

.mic-btn.active svg {
    color: var(--text-white);
}

.mic-btn svg {
    width: 24px;
    height: 24px;
    color: var(--text-medium);
}

.voice-input {
    flex: 1;
    font-size: 0.85rem;
    padding: var(--spacing-xs);
    color: var(--text-dark);
    background: transparent;
}

.voice-input::placeholder {
    color: var(--text-light);
    font-size: 0.8rem;
}

.send-btn {
    width: 36px;
    height: 36px;
    background: var(--primary-teal);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.send-btn:hover {
    background: var(--primary-teal-dark);
    transform: scale(1.05);
}

.send-btn svg {
    width: 16px;
    height: 16px;
    color: var(--text-white);
}

/* ============================================
   Order Page Styles
   ============================================ */
.order-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.order-page .checkered-floor {
    margin-top: auto;
}

.order-content {
    flex: 1;
    padding: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.order-container {
    max-width: 600px;
    margin: 0 auto;
}

.order-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.order-header h2 {
    font-family: var(--font-pixel);
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.order-header p {
    color: var(--text-medium);
}

/* Order Summary Card */
.order-summary-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 3px solid var(--text-dark);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.order-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.order-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-white);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-light);
}

.order-item-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.order-item-name {
    font-weight: 700;
    color: var(--text-dark);
}

.order-item-qty {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.order-qty-btn {
    width: 28px;
    height: 28px;
    background: var(--bg-cream);
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-sm);
    font-weight: 700;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.order-qty-btn:hover {
    background: var(--primary-teal);
    color: var(--text-white);
    border-color: var(--text-dark);
}

.order-qty-value {
    font-weight: 700;
    min-width: 24px;
    text-align: center;
    font-size: 1rem;
}

.order-item-price {
    font-family: var(--font-pixel);
    font-size: 0.75rem;
    color: var(--text-dark);
}

.order-divider {
    height: 2px;
    background: var(--border-medium);
    margin: var(--spacing-lg) 0;
}

.order-total-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.order-subtotal,
.order-tax {
    display: flex;
    justify-content: space-between;
    color: var(--text-medium);
    font-size: 0.9rem;
}

.order-total {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-pixel);
    font-size: 0.9rem;
    color: var(--text-dark);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--text-dark);
    margin-top: var(--spacing-sm);
}

/* Voice Confirmation Panel */
.voice-confirmation-panel {
    margin-bottom: var(--spacing-xl);
}

.ai-assistant-bubble {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.assistant-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

.robot-confirm {
    width: 100%;
    height: 100%;
    position: relative;
}

.robot-confirm-antenna {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--text-dark);
}

.antenna-ball-small {
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: var(--accent-orange);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
}

.robot-confirm-face {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 40px;
    background: var(--primary-teal);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.robot-confirm-eyes {
    display: flex;
    gap: 10px;
}

.robot-confirm-eye {
    width: 8px;
    height: 8px;
    background: var(--text-dark);
    border-radius: 50%;
}

.robot-confirm-mouth {
    width: 14px;
    height: 4px;
    background: var(--text-dark);
    border-radius: 2px;
}

.speech-bubble {
    flex: 1;
    background: var(--primary-teal-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 3px solid var(--primary-teal);
    position: relative;
}

.speech-bubble::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 20px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 12px 10px 0;
    border-color: transparent var(--primary-teal) transparent transparent;
}

.speech-bubble::after {
    content: '';
    position: absolute;
    left: -8px;
    top: 22px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 10px 8px 0;
    border-color: transparent var(--primary-teal-light) transparent transparent;
}

.speech-bubble p {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1rem;
}

/* Order Actions */
.order-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.btn-secondary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: var(--bg-white);
    color: var(--text-dark);
    font-weight: 700;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 3px solid var(--text-dark);
    box-shadow: 4px 4px 0 var(--text-dark);
    transition: var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--bg-cream);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--text-dark);
}

.btn-secondary svg {
    width: 20px;
    height: 20px;
}

.btn-primary-large {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: var(--accent-green);
    color: var(--text-white);
    font-weight: 700;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 3px solid var(--text-dark);
    box-shadow: 4px 4px 0 var(--text-dark);
    transition: var(--transition-fast);
}

.btn-primary-large:hover {
    background: #219a52;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--text-dark);
}

.btn-primary-large svg {
    width: 20px;
    height: 20px;
}

/* Order Footer Info */
.order-footer-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--text-medium);
    font-size: 0.85rem;
}

.order-footer-info svg {
    width: 16px;
    height: 16px;
    color: var(--primary-teal);
}

/* ============================================
   Modal Styles
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 4px solid var(--text-dark);
    padding: var(--spacing-xxl);
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon.success {
    background: var(--accent-green-light);
    border: 4px solid var(--accent-green);
}

.modal-icon svg {
    width: 40px;
    height: 40px;
    color: var(--accent-green);
}

.modal-content h3 {
    font-family: var(--font-pixel);
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.modal-content > p {
    color: var(--text-medium);
    margin-bottom: var(--spacing-sm);
}

.order-number {
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    color: var(--primary-teal-dark);
    margin-bottom: var(--spacing-lg);
}

.modal-robot {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-xl);
}

.robot-happy {
    width: 100%;
    height: 100%;
    position: relative;
}

.robot-happy-antenna {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--text-dark);
}

.antenna-ball-modal {
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: var(--accent-orange);
    border-radius: 50%;
    border: 2px solid var(--text-dark);
    animation: pulse 1s ease-in-out infinite;
}

.robot-happy-face {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 40px;
    background: var(--primary-teal);
    border-radius: var(--radius-lg);
    border: 3px solid var(--text-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.robot-happy-eyes {
    display: flex;
    gap: 10px;
}

.robot-happy-eye {
    width: 8px;
    height: 6px;
    background: var(--text-dark);
    border-radius: 0 0 8px 8px;
}

.robot-happy-mouth {
    width: 16px;
    height: 8px;
    border: 3px solid var(--text-dark);
    border-top: none;
    border-radius: 0 0 16px 16px;
    background: transparent;
}

.modal .btn-primary {
    width: 100%;
}

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    top: 80px;
    right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: var(--z-toast);
}

.toast {
    background: var(--bg-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 3px solid var(--text-dark);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: slideIn 0.3s ease;
    max-width: 300px;
}

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

.toast.success {
    border-color: var(--accent-green);
}

.toast.error {
    border-color: var(--accent-red);
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    color: var(--accent-green);
}

.toast.error .toast-icon {
    color: var(--accent-red);
}

.toast-message {
    flex: 1;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-dark);
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 768px) {
    .logo-text {
        font-size: 1.2rem;
    }

    .entry-card {
        padding: var(--spacing-xl);
    }

    .header-logo-text {
        font-size: 0.7rem;
    }

    .welcome-banner {
        flex-direction: column;
        text-align: center;
    }

    .welcome-left {
        flex-direction: column;
    }

    .menu-items {
        grid-template-columns: 1fr;
    }

    .voice-bar {
        bottom: 85px;
        padding: var(--spacing-sm);
    }

    .robot-avatar {
        width: 50px;
        height: 50px;
    }

    .robot-head-main {
        width: 35px;
        height: 28px;
    }

    .robot-face-main {
        width: 35px;
        height: 28px;
    }

    .robot-torso {
        width: 28px;
        height: 18px;
    }

    .order-actions {
        flex-direction: column;
    }

    .user-dropdown {
        display: none;
    }
}

@media (max-width: 480px) {
    .entry-card {
        padding: var(--spacing-lg);
    }

    .header-logo-text {
        display: none;
    }

    .menu-category {
        padding: var(--spacing-md);
    }

    .category-title {
        font-size: 0.7rem;
    }

    .voice-input-container {
        padding: var(--spacing-xs);
    }

    .mic-btn, .send-btn {
        width: 36px;
        height: 36px;
    }

    .voice-input {
        font-size: 0.9rem;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-cream);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-teal);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-teal-dark);
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 3px solid var(--accent-orange);
    outline-offset: 2px;
}

button:focus-visible,
input:focus-visible,
a:focus-visible {
    outline: 3px solid var(--accent-orange);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .voice-bar,
    .checkered-floor,
    .main-header,
    .chat-card {
        display: none !important;
    }

    body {
        background: white;
    }
}

/* Mode Switch Button */
.mode-switch-btn {
    padding: 8px 16px;
    background: #4ECDC4;
    color: white;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    transition: background 0.2s;
}
.mode-switch-btn:hover {
    background: #3dbdb5;
}