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

:root {
    /* Cyber Theme Colors */
    --primary-color: #00FF88;
    --primary-hover: #00CC6A;
    --primary-glow: rgba(0, 255, 136, 0.5);
    --secondary-color: #1E90FF;
    --secondary-hover: #1C7ED6;
    --secondary-glow: rgba(30, 144, 255, 0.5);
    --accent-color: #FF0066;
    --accent-hover: #E6005C;
    --accent-glow: rgba(255, 0, 102, 0.5);
    --danger-color: #FF0066;
    --warning-color: #FFA500;

    /* Dark Theme Colors */
    --bg-primary: #0A0A0A;
    --bg-secondary: #111111;
    --bg-tertiary: #1A1A1A;
    --text-primary: #EAEAEA;
    --text-secondary: #B0B0B0;
    --text-muted: #808080;

    /* Legacy color mapping for compatibility */
    --white: #EAEAEA;
    --gray-50: #1A1A1A;
    --gray-100: #222222;
    --gray-200: #333333;
    --gray-300: #444444;
    --gray-400: #666666;
    --gray-500: #808080;
    --gray-600: #999999;
    --gray-700: #B0B0B0;
    --gray-800: #CCCCCC;
    --gray-900: #EAEAEA;

    /* Typography */
    --font-family: 'Source Code Pro', 'Roboto Mono', 'Monaco', 'Consolas', monospace;
    --font-family-display: 'Orbitron', 'Source Code Pro', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;

    /* Transitions */
    --transition-fast: 150ms ease-out;
    --transition-normal: 250ms ease-out;
    --transition-slow: 350ms ease-out;
}

/* Base Elements */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(30, 144, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 0, 102, 0.05) 0%, transparent 50%);
    min-height: 100vh;
}

/* Focus Management */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px var(--primary-glow);
}

.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;
}

/* Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Header & Navigation */
.header {
    background-color: rgba(17, 17, 17, 0.95);
    border-bottom: 1px solid var(--primary-color);
    box-shadow: 0 2px 20px var(--primary-glow);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: var(--font-size-lg);
    font-family: var(--font-family-display);
    transition: all var(--transition-normal);
}

.logo:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-glow);
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    gap: var(--space-8);
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
    color: var(--primary-color);
    background-color: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* Language Selector */
.language-selector {
    position: relative;
    margin-left: var(--space-4);
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(30, 144, 255, 0.1);
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.lang-toggle:hover {
    background: rgba(30, 144, 255, 0.2);
    box-shadow: 0 0 15px var(--secondary-glow);
    transform: translateY(-1px);
}

.lang-icon {
    width: 16px;
    height: 16px;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--secondary-color);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px var(--secondary-glow);
    z-index: 1000;
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
}

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

.lang-option {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: none;
    border: none;
    color: var(--text-secondary);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
}

.lang-option:hover {
    background: rgba(30, 144, 255, 0.1);
    color: var(--secondary-color);
}

.lang-option:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    border-radius: var(--radius-md);
}

.menu-icon {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

/* Responsive Navigation */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-secondary);
        border-top: 1px solid var(--primary-color);
        padding: var(--space-4);
        flex-direction: column;
        gap: var(--space-4);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: block;
    }
}

/* Main Content */
.main {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(245, 158, 11, 0.03) 0%, transparent 50%);
    pointer-events: none;
    animation: heroFloat 12s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% {
        transform: translateY(0px);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-10px);
        opacity: 1;
    }
}



.hero-content {
    max-width: 600px;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-6);
    line-height: 1.1;
    font-family: var(--font-family-display);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 20px var(--primary-glow);
    position: relative;
    z-index: 2;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-visual {
    margin-top: var(--space-16);
    display: flex;
    justify-content: center;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    max-width: 400px;
}

.security-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.security-item:hover {
    transform: translateY(-4px);
}

.security-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-base);
    line-height: 1;
    font-family: var(--font-family);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover:before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: var(--bg-primary);
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 5px 25px var(--primary-glow), 0 0 30px var(--primary-glow);
}

.btn-secondary {
    background: rgba(30, 144, 255, 0.1);
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-glow);
}

.btn-secondary:hover {
    background: rgba(30, 144, 255, 0.2);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 25px var(--secondary-glow), 0 0 30px var(--secondary-glow);
}

/* Sections */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--space-12);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Section */
.features {
    padding: var(--space-20) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-top: var(--space-12);
}

.feature-card {
    text-align: center;
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    background: var(--bg-secondary);
    border: 1px solid var(--primary-color);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: var(--radius-xl);
    color: var(--white);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Quick Demo Section */
.quick-demo {
    padding: calc(var(--space-20) + 120px) 0 var(--space-20);
    background-color: var(--bg-tertiary);
}

.email-demo {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin: calc(var(--space-8) + 60px) auto var(--space-8);
    max-width: 600px;
    overflow: hidden;
}

.email-header {
    background: var(--gray-100);
    padding: var(--space-4);
    border-bottom: 1px solid var(--primary-color);
    font-size: var(--font-size-sm);
}

.email-from,
.email-subject {
    margin-bottom: var(--space-2);
    position: relative;
    cursor: help;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

/* Special tooltip positioning for email header elements */
.email-from:hover::after,
.email-subject:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 10px) !important;
    bottom: auto !important;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--primary-color);
    font-size: var(--font-size-sm);
    white-space: normal;
    z-index: 1000;
    max-width: 250px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.email-from:hover,
.email-subject:hover,
.email-body p:hover,
.suspicious-link:hover {
    background-color: var(--warning-color);
    background-color: rgba(245, 158, 11, 0.1);
}

.email-body {
    padding: var(--space-6);
    line-height: 1.6;
}

.email-body p {
    margin-bottom: var(--space-4);
    cursor: help;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.suspicious-link {
    color: var(--primary-color);
    text-decoration: underline;
    cursor: help;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.demo-results {
    background: var(--bg-secondary);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-top: var(--space-8);
    text-align: center;
}

.demo-results h3 {
    color: var(--danger-color);
    margin-bottom: var(--space-4);
    font-size: var(--font-size-xl);
}

.demo-results ul {
    list-style: none;
    margin-bottom: var(--space-6);
}

.demo-results li {
    padding: var(--space-2);
    margin-bottom: var(--space-2);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    position: relative;
    padding-left: var(--space-8);
}

.demo-results li::before {
    content: "⚠️";
    position: absolute;
    left: var(--space-3);
    top: var(--space-2);
}

/* Tooltip Styles */
[data-tooltip] {
    position: relative;
}

[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--primary-color);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    z-index: 1000;
    max-width: 250px;
    white-space: normal;
    text-align: center;
    box-shadow: 0 0 15px var(--primary-glow);
    font-family: var(--font-family);
}

[data-tooltip]:hover::before {
    content: "";
    position: absolute;
    bottom: calc(100% + 1px);
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--primary-color);
    z-index: 1000;
}

/* ===========================
   CYBER DIVIDERS & UI ELEMENTS
   =========================== */

.cyber-divider {
    position: relative;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 25%, var(--secondary-color) 50%, var(--primary-color) 75%, transparent 100%);
    margin: var(--space-12) 0;
    overflow: hidden;
}

.cyber-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.4) 50%, transparent 100%);
    animation: cyber-pulse 3s infinite;
}

@keyframes cyber-pulse {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}

.cyber-border {
    position: relative;
    border: 1px solid var(--primary-color);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05) 0%, rgba(30, 144, 255, 0.05) 100%);
    box-shadow: 0 0 15px var(--primary-glow);
    transition: all var(--transition-normal);
}

.cyber-border:hover {
    box-shadow: 0 0 25px var(--primary-glow);
    border-color: var(--secondary-color);
}

.cyber-grid-bg {
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    position: relative;
}

.cyber-grid-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, transparent 50%, var(--bg-secondary) 100%);
    pointer-events: none;
}

.cyber-accent {
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-glow);
    font-weight: 600;
}

.cyber-highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    font-weight: 600;
}

.circuit-lines {
    position: relative;
    overflow: hidden;
}

.circuit-lines::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 10px,
        rgba(0, 255, 136, 0.1) 10px,
        rgba(0, 255, 136, 0.1) 11px
    );
    pointer-events: none;
}

.circuit-lines::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 10px,
        rgba(30, 144, 255, 0.1) 10px,
        rgba(30, 144, 255, 0.1) 11px
    );
    pointer-events: none;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    border-top: 1px solid var(--primary-color);
    padding: var(--space-16) 0 var(--space-8);
    color: var(--text-secondary);
    box-shadow: 0 -4px 20px var(--primary-glow);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 25%, var(--secondary-color) 50%, var(--primary-color) 75%, transparent 100%);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-glow);
    font-family: var(--font-family-display);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-section nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    padding: var(--space-1) 0;
    position: relative;
    font-family: var(--font-family);
}

.footer-section a::before {
    content: '>';
    color: var(--accent-color);
    margin-right: var(--space-2);
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 8px var(--primary-glow);
    transform: translateX(8px);
}

.footer-section a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-bottom {
    border-top: 1px solid var(--primary-color);
    padding-top: var(--space-6);
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    position: relative;
}

.footer-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 50%, transparent 100%);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .security-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-3);
    }

    .hero {
        padding: var(--space-16) 0;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-description {
        font-size: var(--font-size-lg);
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        min-width: 200px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .security-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-4);
    }

    .security-item {
        width: 60px;
        height: 60px;
    }

    .security-icon {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .feature-card {
        padding: var(--space-6);
    }

    .email-demo {
        margin: var(--space-6) var(--space-3);
    }

    [data-tooltip]:hover::after {
        position: fixed;
        bottom: var(--space-4);
        left: var(--space-4);
        right: var(--space-4);
        transform: none;
        max-width: none;
    }

    [data-tooltip]:hover::before {
        display: none;
    }
}

/* ==========================================
   ANTI-GRAVITY EFFECTS
   ========================================== */

/* Canvas layer sits behind content */
.antigravity-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Ensure hero/page-header content sits above the canvas */
.hero .container,
.page-header .container {
    position: relative;
    z-index: 2;
}

/* Gentle levitation — bobs up and down */
@keyframes ag-levitate {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-10px); }
}

/* Offset variant so not all cards move in sync */
@keyframes ag-levitate-alt {
    0%, 100% { transform: translateY(-4px); }
    50%       { transform: translateY(6px); }
}

.ag-levitate {
    animation: ag-levitate 5.5s ease-in-out infinite;
    will-change: transform;
}

.ag-levitate-alt {
    animation: ag-levitate-alt 6.5s ease-in-out infinite;
    will-change: transform;
}

/* Pause levitation when user hovers (so it doesn't fight their cursor) */
.ag-levitate:hover,
.ag-levitate-alt:hover {
    animation-play-state: paused;
    transform: translateY(-6px);
    transition: transform 0.3s ease-out;
}

/* Glow pulse on encrypted text reveal (CSS class, cheaper than JS textShadow anim) */
@keyframes ag-glow-pulse {
    0%, 100% { text-shadow: 0 0 20px rgba(0, 255, 136, 0.5); }
    50%       { text-shadow: 0 0 40px rgba(0, 255, 136, 0.9), 0 0 60px rgba(0, 255, 136, 0.4); }
}

.ag-glow-pulse {
    animation: ag-glow-pulse 1s ease-in-out;
}

/* Tooltip highlight via CSS class (avoids JS backgroundColor animation) */
.tooltip-highlight {
    background-color: rgba(245, 158, 11, 0.12) !important;
    transition: background-color 0.15s ease-out;
}

/* Reduce levitation on small screens for perf */
@media (max-width: 768px) {
    .ag-levitate {
        animation-duration: 7s;
    }
    .ag-levitate-alt {
        animation-duration: 8s;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .nav-toggle {
        display: none;
    }

    .main {
        margin: 0;
    }

    .hero {
        padding: var(--space-8) 0;
    }

    .btn {
        border: 1px solid var(--secondary-color);
        color: var(--text-primary) !important;
        background: transparent !important;
    }
}

/* About Page Styles */
.about-content {
    padding: var(--space-20) 0;
}

.content-grid {
    display: grid;
    gap: var(--space-12);
    max-width: 800px;
    margin: 0 auto;
}

.content-section {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--space-6);
    background: var(--bg-secondary);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--primary-color);
    transition: all var(--transition-normal);
}

.content-section:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.section-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-color);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.section-icon svg {
    width: 32px;
    height: 32px;
}

.section-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.section-content p {
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.section-content p:last-child {
    margin-bottom: 0;
}

.section-content ul {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    padding-left: var(--space-5);
}

.section-content li {
    margin-bottom: var(--space-2);
    line-height: 1.5;
}

/* Principles Section */
.principles-section {
    padding: var(--space-20) 0;
    background: var(--gray-50);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-12);
}

.principle-card {
    background: var(--bg-secondary);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--primary-color);
    transition: all var(--transition-normal);
}

.principle-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.principle-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-color);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin: 0 auto var(--space-4);
}

.principle-icon svg {
    width: 32px;
    height: 32px;
}

.principle-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

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

/* Disclaimer Section */
.disclaimer-section {
    padding: var(--space-20) 0;
}

.disclaimer-content {
    display: grid;
    gap: var(--space-8);
    max-width: 800px;
    margin: 0 auto;
}

.disclaimer-section h2 {
    text-align: center;
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-12);
}

.disclaimer-item {
    background: var(--bg-secondary);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--primary-color);
    border-left: 4px solid var(--warning-color);
}

.disclaimer-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.disclaimer-item p {
    color: var(--text-primary);
    line-height: 1.6;
}

/* Responsive About Page */
@media (max-width: 768px) {
    .content-section {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-4);
    }

    .section-icon {
        margin: 0 auto;
        width: 56px;
        height: 56px;
    }

    .section-icon svg {
        width: 28px;
        height: 28px;
    }

    .principles-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .disclaimer-content {
        gap: var(--space-6);
    }
}

@media (max-width: 480px) {
    .about-content,
    .principles-section,
    .disclaimer-section {
        padding: var(--space-16) 0;
    }

    .content-section,
    .principle-card,
    .disclaimer-item {
        padding: var(--space-5);
    }

    .content-grid,
    .disclaimer-content {
        gap: var(--space-8);
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --gray-100: #000000;
        --gray-200: #000000;
        --gray-600: #000000;
        --gray-700: #000000;
        --gray-800: #000000;
        --gray-900: #000000;
    }

    .feature-card,
    .email-demo,
    .content-section,
    .principle-card,
    .disclaimer-item {
        border: 2px solid var(--primary-color);
    }
}

/* ==========================================
   DESIGN REFRESH — Less generic, more human
   ========================================== */

/* --- Feature cards: top-accent + corner bracket instead of full neon glow --- */
.feature-card {
    position: relative !important;
    overflow: hidden !important;
    border: 1px solid rgba(255, 255, 255, 0.07) !important;
    border-top: 2px solid var(--primary-color) !important;
    background: linear-gradient(160deg, rgba(0, 255, 136, 0.04) 0%, var(--bg-secondary) 55%) !important;
    box-shadow: none !important;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.3s ease !important;
}

/* Corner bracket accent */
.feature-card::after {
    content: '';
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 12px;
    height: 12px;
    border-bottom: 1.5px solid var(--primary-color);
    border-right: 1.5px solid var(--primary-color);
    opacity: 0.25;
    transition: opacity 0.3s ease, width 0.3s ease, height 0.3s ease;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.01) !important;
    box-shadow: 0 28px 56px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 255, 136, 0.12) !important;
    border-top-color: var(--secondary-color) !important;
    border-color: rgba(30, 144, 255, 0.18) !important;
    background: linear-gradient(160deg, rgba(30, 144, 255, 0.05) 0%, rgba(0, 255, 136, 0.03) 100%) !important;
}

.feature-card:hover::after {
    opacity: 0.7;
    width: 18px;
    height: 18px;
    border-bottom-color: var(--secondary-color);
    border-right-color: var(--secondary-color);
}

/* Feature icons: outlined instead of solid fill — more refined */
.feature-icon {
    background: transparent !important;
    border: 1px solid rgba(0, 255, 136, 0.25) !important;
    color: var(--primary-color) !important;
    box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.05) !important;
}

.feature-card:hover .feature-icon {
    border-color: var(--secondary-color) !important;
    color: var(--secondary-color) !important;
    box-shadow: inset 0 0 20px rgba(30, 144, 255, 0.08), 0 0 15px rgba(30, 144, 255, 0.1) !important;
}

/* Section title accent line */
.section-title.cyber-highlight {
    display: inline-block;
}

.section-title.cyber-highlight::after {
    content: '';
    display: block;
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 10px auto 0;
    opacity: 0.7;
}

/* Security items in hero: clean dark look (backdrop-filter removed — expensive) */
.security-item {
    background: rgba(10, 10, 10, 0.85) !important;
    border: 1px solid rgba(0, 255, 136, 0.18) !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05) !important;
}

.security-item:hover {
    border-color: rgba(0, 255, 136, 0.5) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 255, 136, 0.1) !important;
}

/* Reduce heading text-shadow overuse — only hero title keeps the strong glow */
.feature-title,
.section-title,
.page-title,
.page-description {
    text-shadow: none !important;
}

.hero-title {
    text-shadow: 0 0 40px rgba(0, 255, 136, 0.4) !important;
}

/* Footer: reduce the overwhelming top glow */
.footer {
    box-shadow: none !important;
    border-top: 1px solid rgba(0, 255, 136, 0.2) !important;
}

/* Buttons: sharper, less "floating" glow */
.btn-primary {
    box-shadow: 0 4px 16px rgba(0, 255, 136, 0.2) !important;
}
.btn-primary:hover {
    box-shadow: 0 8px 28px rgba(0, 255, 136, 0.35) !important;
}
.btn-secondary {
    box-shadow: none !important;
}
.btn-secondary:hover {
    box-shadow: 0 4px 20px rgba(30, 144, 255, 0.2) !important;
}

/* Header border: slightly subtler */
.header {
    border-bottom: 1px solid rgba(0, 255, 136, 0.25) !important;
    box-shadow: 0 1px 20px rgba(0, 255, 136, 0.08) !important;
}

/* Body: add subtle scanline texture for depth */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
    pointer-events: none;
    z-index: 0;
}

/* Quick demo section: fix the crazy padding */
.quick-demo {
    padding: var(--space-20) 0 !important;
}

.email-demo {
    margin: var(--space-8) auto !important;
}

/* Cyber divider: slightly less bright */
.cyber-divider {
    opacity: 0.6;
}

/* Page header backgrounds: more varied */
.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 30%, var(--secondary-color) 70%, transparent 100%);
    opacity: 0.5;
}
}

/* ==========================================
   SCROLL REVEAL — pre-hidden before first paint
   The inline <script> in <head> adds 'js-ready' to <html> synchronously,
   so these rules apply before any body content is rendered.
   JS only needs to add .sr-visible when elements scroll into view.
   ========================================== */

/* Cards & content blocks */
.js-ready .feature-card,
.js-ready .principle-card,
.js-ready .content-section,
.js-ready .disclaimer-item,
.js-ready .threat-card,
.js-ready .step-card,
.js-ready .resource-card {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s cubic-bezier(0.2, 0, 0, 1),
                transform 0.6s cubic-bezier(0.2, 0, 0, 1);
}

/* Titles */
.js-ready .section-title,
.js-ready .page-title,
.js-ready .page-description,
.js-ready .section-description {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s cubic-bezier(0.2, 0, 0, 1),
                transform 0.5s cubic-bezier(0.2, 0, 0, 1);
}

/* Revealed state — wins over the hiding rules above */
.sr-visible {
    opacity: 1 !important;
    transform: none !important;
}

/* If JS never ran (no js-ready class), content stays visible */
@media (prefers-reduced-motion: reduce) {
    .js-ready .feature-card,
    .js-ready .principle-card,
    .js-ready .content-section,
    .js-ready .disclaimer-item,
    .js-ready .threat-card,
    .js-ready .step-card,
    .js-ready .resource-card,
    .js-ready .section-title,
    .js-ready .page-title,
    .js-ready .page-description,
    .js-ready .section-description {
        opacity: 1;
        transform: none;
        transition: none;
    }
}