/* ============================================
   SECURITY SHOWCASE - PROFESSIONAL STYLING
   ============================================ */

/* CSS RESET & BASE STYLES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px; /* Default font size */
    -webkit-text-size-adjust: 100%; /* Prevent font scaling in landscape on iOS */
    text-size-adjust: 100%;
    -webkit-tap-highlight-color: rgba(52, 152, 219, 0.2); /* Better tap highlight color */
}

:root {
    /* Color Palette - Professional & Accessible (WCAG AA Compliant) */
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --background: #f8f9fa;
    --surface: #ffffff;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --border-color: #e1e8ed;
    --shadow: rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    touch-action: manipulation; /* Improve touch responsiveness */
}

/* UTILITY CLASSES */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* HEADER STYLES */
.main-header {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
    box-shadow: 0 4px 6px var(--shadow);
    position: relative;
}

.main-header .container {
    position: relative;
}

.main-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.main-header .subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    font-weight: 300;
}

/* MENU BUTTON */
.menu-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));\n    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 8px;
}

.menu-btn::before {
    content: '';\n    width: 20px;
    height: 2px;
    background: white;
    box-shadow: 0 6px 0 white, 0 12px 0 white;
    transition: all 0.3s ease;
}

.menu-btn:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0.25));
    border-color: rgba(255, 255, 255, 0.7);
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.menu-btn:hover::before {
    box-shadow: 0 5px 0 white, 0 10px 0 white;
}

.menu-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

/* MENU PANEL */
.menu-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    overflow-x: hidden;
    will-change: transform; /* Optimize for mobile performance */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
}

.menu-panel::-webkit-scrollbar {
    width: 8px;
}

.menu-panel::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.menu-panel::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 4px;
}

.menu-panel::-webkit-scrollbar-thumb:hover {
    background: #2980b9;
}

.menu-panel.active {
    right: 0;
}

.menu-header {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 10;
}

.menu-header h2 {
    font-size: 1.5rem;
    margin: 0;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.close-menu-btn {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    position: relative;
}

.close-menu-btn::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    transform: scale(0);
    transition: transform 0.3s ease;
}

.close-menu-btn:hover::before {
    transform: scale(1);
}

.close-menu-btn:hover {
    transform: rotate(90deg);
}

/* MENU SECTIONS */
.menu-section {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    animation: fadeInUp 0.4s ease forwards;
    opacity: 0;
}

.menu-section:nth-child(1) {
    animation-delay: 0.1s;
}

.menu-section:nth-child(2) {
    animation-delay: 0.2s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-section h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--secondary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.menu-content {
    padding: var(--spacing-sm) 0;
}

/* FONT SIZE CONTROL */
.font-size-control {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.font-size-control label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.font-size-control label::before {
    content: '🔤';
    font-size: 1.2rem;
}

.font-control-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.font-btn {
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 55px;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.2);
    position: relative;
    overflow: hidden;
}

.font-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.font-btn:hover::before {
    width: 200px;
    height: 200px;
}

.font-btn:hover {
    background: linear-gradient(135deg, #2980b9, #3498db);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(52, 152, 219, 0.4);
}

.font-btn:active {
    transform: translateY(0) scale(0.95);
    box-shadow: 0 2px 4px rgba(52, 152, 219, 0.3);
}

#fontSizeRange {
    flex: 1;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, #e9ecef 0%, var(--secondary-color) 100%);
    outline: none;
    -webkit-appearance: none;
    position: relative;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

#fontSizeRange::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.3);
    border: 3px solid white;
}

#fontSizeRange::-webkit-slider-thumb:hover {
    background: linear-gradient(135deg, #2980b9, #3498db);
    transform: scale(1.3);
    box-shadow: 0 6px 12px rgba(52, 152, 219, 0.5);
}

#fontSizeRange::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    cursor: pointer;
    border: 3px solid white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.3);
}

#fontSizeRange::-moz-range-thumb:hover {
    background: linear-gradient(135deg, #2980b9, #3498db);
    transform: scale(1.3);
    box-shadow: 0 6px 12px rgba(52, 152, 219, 0.5);
}

.font-size-value {
    font-weight: 700;
    color: var(--secondary-color);
    font-size: 1.1rem;
    text-align: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    border: 2px solid var(--secondary-color);
    box-shadow: 0 2px 4px rgba(52, 152, 219, 0.1);
    transition: all 0.3s ease;
}

.font-size-value:hover {
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.2);
    transform: scale(1.05);
}

/* PORTFOLIO LINK */
.portfolio-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--border-color);
    margin-bottom: var(--spacing-md);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    -webkit-transform: translateZ(0);
    transform: translateZ(0); /* Hardware acceleration */
    will-change: transform;
}

.portfolio-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.1), transparent);
    transition: left 0.6s ease;
}

.portfolio-link:hover::before {
    left: 100%;
}

.portfolio-link:last-child {
    margin-bottom: 0;
}

.portfolio-link:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #2980b9 100%);
    color: white;
    border-color: var(--secondary-color);
    transform: translateX(8px) translateY(-2px);
    box-shadow: 0 8px 16px rgba(52, 152, 219, 0.3);
}

.icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    border-radius: var(--radius-md);
    flex-shrink: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.2);
    -webkit-transform: translateZ(0);
    transform: translateZ(0); /* Hardware acceleration */
}

.portfolio-link:hover .icon-wrapper {
    background: linear-gradient(135deg, white, #f8f9fa);
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 12px rgba(255, 255, 255, 0.3);
}

.portfolio-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    stroke: white;
    transition: all 0.4s ease;
}

.portfolio-link:hover .portfolio-icon {
    stroke: var(--secondary-color);
    filter: drop-shadow(0 2px 4px rgba(52, 152, 219, 0.3));
}

.link-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.link-title {
    font-weight: 600;
    font-size: 1.05rem;
    line-height: 1.2;
    transition: all 0.3s ease;
}

.link-description {
    font-size: 0.85rem;
    opacity: 0.7;
    font-weight: 400;
    line-height: 1.2;
    transition: all 0.3s ease;
}

.portfolio-link:hover .link-description {
    opacity: 0.9;
}

.external-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.portfolio-link:hover .external-icon {
    opacity: 1;
    transform: translate(4px, -4px);
}

/* MENU OVERLAY */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
    -webkit-transform: translateZ(0);
    transform: translateZ(0); /* Hardware acceleration */
}

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

/* NAVIGATION */
.main-nav {
    background-color: var(--surface);
    border-bottom: 2px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px var(--shadow);
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.main-nav li {
    margin: 0;
}

.main-nav a {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.main-nav a:hover,
.main-nav a:focus {
    background-color: var(--background);
    border-bottom-color: var(--secondary-color);
    outline: none;
}

/* MAIN CONTENT */
.main-content {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

.section {
    background-color: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 2px 8px var(--shadow);
}

.section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--secondary-color);
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.lead {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* OVERVIEW SECTION */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.info-card {
    background-color: var(--background);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border-left: 4px solid var(--secondary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px var(--shadow);
}

.info-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.info-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CHAT INTERFACE */
.chat-container {
    background-color: var(--background);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow);
    margin: var(--spacing-lg) 0;
}

.chat-header {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.chat-header h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
}

.chat-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.chat-messages {
    height: 400px;
    overflow-y: auto;
    padding: var(--spacing-lg);
    background-color: var(--surface);
    border-bottom: 1px solid var(--border-color);
}

.message {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    animation: slideIn 0.3s ease;
    max-width: 80%;
    word-wrap: break-word;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-message {
    background-color: #e3f2fd;
    border-left: 4px solid var(--secondary-color);
    margin-left: auto;
}

.bot-message {
    background-color: #f1f8e9;
    border-left: 4px solid var(--success-color);
}

.system-message {
    background-color: #fff3e0;
    border-left: 4px solid var(--warning-color);
    max-width: 100%;
    font-style: italic;
}

.security-warning {
    background-color: #ffebee;
    border-left: 4px solid var(--accent-color);
    max-width: 100%;
    font-weight: 500;
}

.typing-indicator {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--background);
    border-radius: var(--radius-md);
    font-style: italic;
    color: var(--text-secondary);
}

.typing-indicator::after {
    content: '...';
    animation: typing 1.5s infinite;
}

@keyframes typing {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* CHAT INPUT */
.chat-input-container {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--surface);
}

.chat-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: border-color 0.3s ease;
}

.chat-input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.send-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.send-btn:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow);
}

.send-btn:active {
    transform: translateY(0);
}

.send-btn:disabled {
    background-color: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

.input-stats {
    padding: 0 var(--spacing-lg) var(--spacing-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: right;
}

/* PAYLOAD EXAMPLES */
.payload-examples {
    background-color: #f8f9fa;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border: 2px dashed var(--border-color);
}

.payload-examples h3 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.payload-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.payload-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.payload-btn:hover {
    background-color: #c0392b;
    transform: scale(1.05);
}

.payload-btn:active {
    transform: scale(0.98);
}

.payload-note {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: #d4edda;
    border-left: 4px solid var(--success-color);
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: #155724;
}

/* SECURITY MEASURES */
.security-measures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.measure-card {
    background-color: var(--background);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.measure-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.measure-icon {
    font-size: 2rem;
}

.measure-header h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
}

.measure-details {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.measure-details li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.6;
}

.measure-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.measure-details strong {
    color: var(--primary-color);
}

.code-example {
    background-color: var(--surface);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--secondary-color);
    font-size: 0.9rem;
}

.code-example code {
    font-family: var(--font-mono);
    color: var(--accent-color);
    background-color: #fff5f5;
    padding: 2px 6px;
    border-radius: 3px;
}

/* THREAT MODEL */
.threat-content {
    margin-top: var(--spacing-lg);
}

.threat-description,
.threat-mitigation,
.attack-surface {
    margin-bottom: var(--spacing-xl);
}

.threat-description h3,
.threat-mitigation h3,
.attack-surface h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.threat-description ul,
.threat-description p {
    margin-bottom: var(--spacing-sm);
}

.threat-description ul {
    margin-left: var(--spacing-lg);
}

.mitigation-flow {
    background-color: var(--background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.flow-step {
    background-color: var(--surface);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.flow-step strong {
    display: block;
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.flow-arrow {
    text-align: center;
    color: var(--secondary-color);
    font-size: 1.5rem;
    font-weight: bold;
    margin: var(--spacing-xs) 0;
}

/* ATTACK TABLE */
.attack-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    background-color: var(--surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 2px 4px var(--shadow);
}

.attack-table th,
.attack-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.attack-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.attack-table tbody tr:hover {
    background-color: var(--background);
}

.attack-table tbody tr:last-child td {
    border-bottom: none;
}

.risk-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.risk-mitigated {
    background-color: #d4edda;
    color: #155724;
}

.risk-low {
    background-color: #fff3cd;
    color: #856404;
}

.risk-none {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* FOOTER */
.main-footer {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-lg) 0;
    text-align: center;
    margin-top: auto;
}

.main-footer p {
    margin-bottom: var(--spacing-xs);
}

.main-footer a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.main-footer a:hover {
    color: #5dade2;
    text-decoration: underline;
}

.footer-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* RESPONSIVE DESIGN */

/* Tablet and below */
@media (max-width: 1024px) {
    .main-header h1 {
        font-size: 2rem;
    }
    
    .main-header .subtitle {
        font-size: 1.1rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Mobile landscape and smaller tablets */
@media (max-width: 768px) {
    .main-header {
        padding: var(--spacing-lg) 0;
    }
    
    .main-header h1 {
        font-size: 1.6rem;
        padding-right: 80px; /* Avoid overlap with menu button */
    }
    
    .main-header .subtitle {
        font-size: 0.95rem;
        padding-right: 80px;
    }
    
    .menu-btn {
        top: 15px;
        right: 15px;
        padding: 0;
        width: 44px;
        height: 44px;
        font-size: 0;
        line-height: 0;
        min-width: auto;
        gap: 0;
        justify-content: center;
    }
    
    .menu-btn::before {
        width: 18px;
    }
    
    .menu-panel {
        width: 85%;
        right: -85%;
        max-width: 380px;
    }
    
    /* Add swipe indicator for mobile */
    .menu-panel.active::after {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 60px;
        background: linear-gradient(180deg, transparent, var(--secondary-color), transparent);
        border-radius: 0 4px 4px 0;
        opacity: 0.3;
        animation: swipeHint 2s ease-in-out infinite;
    }
    
    @keyframes swipeHint {
        0%, 100% { opacity: 0.3; }
        50% { opacity: 0.6; }
    }
    
    .menu-section {
        padding: var(--spacing-md);
    }
    
    .portfolio-link {
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .icon-wrapper {
        width: 40px;
        height: 40px;
    }
    
    .portfolio-icon {
        width: 24px;
        height: 24px;
    }
    
    .link-title {
        font-size: 0.95rem;
    }
    
    .link-description {
        font-size: 0.8rem;
    }
    
    .font-size-control {
        padding: var(--spacing-sm);
    }
    
    .font-btn {
        padding: 8px 14px;
        min-width: 45px;
    }
    
    .main-nav {
        position: sticky;
        top: 0;
        z-index: 100;
    }
    
    .main-nav::after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        width: 40px;
        background: linear-gradient(to left, var(--surface) 0%, transparent 100%);
        pointer-events: none;
        z-index: 1;
    }
    
    .main-nav ul {
        flex-direction: row;
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        scrollbar-color: var(--secondary-color) var(--background);
        padding: 0;
        margin: 0;
        scroll-snap-type: x proximity;
        scroll-behavior: smooth;
    }
    
    .main-nav ul::after {
        content: '';
        flex-shrink: 0;
        width: 1px;
        height: 1px;
    }
    
    .main-nav ul::-webkit-scrollbar {
        height: 4px;
    }
    
    .main-nav ul::-webkit-scrollbar-track {
        background: var(--background);
    }
    
    .main-nav ul::-webkit-scrollbar-thumb {
        background: var(--secondary-color);
        border-radius: 2px;
    }
    
    .main-nav li {
        flex-shrink: 0;
        scroll-snap-align: start;
    }
    
    .main-nav a {
        padding: var(--spacing-sm) var(--spacing-md);
        white-space: nowrap;
        font-size: 0.85rem;
        border-bottom-width: 2px;
    }
    
    .section {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    .section h2 {
        font-size: 1.5rem;
    }
    
    .info-grid,
    .security-measures-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .payload-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .payload-btn {
        font-size: 0.9rem;
        padding: var(--spacing-sm);
    }
    
    .chat-messages {
        height: 300px;
    }
    
    .message {
        max-width: 95%;
        font-size: 0.95rem;
    }
    
    .attack-table {
        font-size: 0.85rem;
        display: block;
        overflow-x: auto;
    }
    
    .attack-table th,
    .attack-table td {
        padding: var(--spacing-sm);
    }
}

/* Mobile portrait */
@media (max-width: 480px) {
    .main-header h1 {
        font-size: 1.4rem;
        padding-right: 70px;
    }
    
    .main-header .subtitle {
        font-size: 0.85rem;
        padding-right: 70px;
    }
    
    .menu-btn {
        top: 10px;
        right: 10px;
        padding: 0;
        width: 42px;
        height: 42px;
        font-size: 0;
        line-height: 0;
        gap: 0;
        justify-content: center;
    }
    
    .menu-btn::before {
        width: 16px;
    }
    
    .menu-panel {
        width: 100%;
        right: -100%;
        max-width: 100%;
    }
    
    .menu-header {
        padding: var(--spacing-md);
    }
    
    .menu-header h2 {
        font-size: 1.3rem;
    }
    
    .close-menu-btn {
        width: 36px;
        height: 36px;
        font-size: 1.8rem;
    }
    
    .menu-section {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .menu-section h3 {
        font-size: 1.1rem;
    }
    
    /* Navigation for small mobile */
    .main-nav a {
        padding: 10px 16px;
        font-size: 0.8rem;
    }
    
    .portfolio-link {
        flex-wrap: nowrap;
        padding: var(--spacing-sm);
    }
    
    .icon-wrapper {
        width: 36px;
        height: 36px;
    }
    
    .portfolio-icon {
        width: 20px;
        height: 20px;
    }
    
    .link-title {
        font-size: 0.9rem;
    }
    
    .link-description {
        font-size: 0.75rem;
    }
    
    .external-icon {
        width: 18px;
        height: 18px;
    }
    
    .font-size-control label {
        font-size: 0.95rem;
    }
    
    .font-control-group {
        gap: 8px;
    }
    
    .font-btn {
        padding: 8px 12px;
        min-width: 40px;
        font-size: 0.9rem;
    }
    
    #fontSizeRange {
        height: 6px;
    }
    
    #fontSizeRange::-webkit-slider-thumb,
    #fontSizeRange::-moz-range-thumb {
        width: 20px;
        height: 20px;
    }
    
    .font-size-value {
        font-size: 1rem;
        padding: 6px var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-sm);
        border-radius: var(--radius-md);
    }
    
    .section h2 {
        font-size: 1.3rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    .info-card,
    .measure-card {
        padding: var(--spacing-md);
    }
    
    .chat-input-container {
        padding: var(--spacing-sm);
        gap: 8px;
    }
    
    .chat-input {
        font-size: 0.95rem; /* Prevent zoom on iOS */
        padding: 8px 10px;
        min-width: 0;
    }
    
    .send-btn {
        padding: 8px 12px;
        font-size: 0.85rem;
        min-width: 64px;
        white-space: nowrap;
    }
    
    .main-footer {
        font-size: 0.85rem;
        padding: var(--spacing-md) 0;
    }
}

/* Touch-friendly improvements for all mobile devices */
@media (max-width: 768px) {
    /* Ensure minimum touch target size of 44x44px */
    button,
    .portfolio-link,
    .payload-btn,
    input[type="range"],
    a {
        min-height: 44px;
    }
    
    /* Improve spacing for touch */
    .main-nav a {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Better hover states for touch devices */
    @media (hover: none) {
        .portfolio-link:hover,
        .font-btn:hover,
        .menu-btn:hover {
            transform: none;
        }
        
        .portfolio-link:active {
            transform: scale(0.98);
            opacity: 0.9;
        }
        
        .font-btn:active {
            transform: scale(0.95);
        }
    }
    
    /* Prevent text selection on interactive elements */
    button,
    .portfolio-link,
    .payload-btn {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
    
    /* Smooth scrolling for menu panel */
    .menu-panel {
        -webkit-overflow-scrolling: touch;
    }
    
    /* Better input handling */
    input,
    textarea {
        font-size: 16px; /* Prevent zoom on iOS */
    }
}

/* ACCESSIBILITY ENHANCEMENTS */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Indicators for Keyboard Navigation */
a:focus,
button:focus,
input:focus {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .main-nav,
    .chat-input-container,
    .payload-examples,
    .main-footer {
        display: none;
    }
    
    .section {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}