:root {
    color-scheme: dark;

    /* Brand Colors - Deep Space / Neon Purple Theme */
    --primary: #8b5cf6;
    --primary-light: #a78bfa;
    --primary-glow: rgba(139, 92, 246, 0.4);

    --secondary: #d946ef;
    --secondary-glow: rgba(217, 70, 239, 0.3);

    --accent: #22d3ee;
    --accent-glow: rgba(34, 211, 238, 0.3);

    /* Backgrounds */
    --bg-dark: #09090b;
    --bg-card: rgba(24, 24, 27, 0.7);
    --bg-glass: rgba(24, 24, 27, 0.4);

    /* Text */
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    /* Borders & Dividers */
    --border-light: rgba(255, 255, 255, 0.1);
    --border-vibrant: rgba(139, 92, 246, 0.3);

    /* System */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-sm: 8px;

    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    /* Prevent horizontal scroll */
    -webkit-font-smoothing: antialiased;
}

/* Ambient Background Background */
.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow-1 {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    filter: blur(80px);
}

.glow-2 {
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, var(--secondary-glow) 0%, transparent 70%);
    filter: blur(80px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    /* Reduced padding to prevent overflow */
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
}

h2 {
    font-size: clamp(2rem, 3.5vw, 2.5rem);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Glassmorphism Components */
.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow);
    filter: brightness(1.1);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--border-light);
    border-color: var(--text-muted);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.25rem 0;
    transition: var(--transition-smooth);
}

.site-header.scrolled {
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-light);
    padding: 0.75rem 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--primary-light);
}

/* Mobile Actions */
.mobile-actions {
    display: none;
    /* Hidden on desktop */
    align-items: center;
    gap: 0.5rem;
}

.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    border-radius: 8px;
    background: transparent;
}

.icon-btn:hover {
    color: var(--primary-light);
    background: rgba(255, 255, 255, 0.05);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

/* Premium Side-Panel Menu (Off-Canvas) */
.mobile-side-panel {
    position: fixed !important;
    top: 0;
    right: -100% !important;
    /* Start off-screen */
    width: 300px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.95);
    /* Darker glass */
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    z-index: 2000 !important;
    /* High Z-index */
    display: flex;
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    visibility: visible !important;
    display: flex !important;
    /* Ensure flex layout is always active but off-screen */
}

.mobile-side-panel.active {
    right: 0 !important;
    /* Slide in */
}

/* Backdrop for Side Panel */
.mobile-menu-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1500;
    /* Behind panel, above content */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}

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

.mobile-side-panel .nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-side-panel .nav-link:hover {
    color: var(--primary-light);
    padding-left: 0.5rem;
    /* Slight slide interaction */
}

.mobile-menu-close {
    position: absolute;
    top: 2rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-muted);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.mobile-menu-close:hover {
    background: var(--primary);
    color: white;
    transform: rotate(90deg);
}

/* Hero Section */
.hero {
    padding: 10rem 0 6rem;
    text-align: center;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    padding: 0.5rem 1.25rem;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid var(--border-vibrant);
    border-radius: 999px;
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.hero h1 {
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-inline: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Generator Card */
.generator-section {
    padding: 4rem 0;
}

.generator-card {
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem;
}

.result-area {
    position: relative;
    margin-bottom: 2rem;
}

.password-display {
    width: 100%;
    padding: 1.25rem 1.5rem;
    padding-right: 4rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    text-align: center;
    outline: none;
    transition: var(--transition-smooth);
}

.password-display:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.copy-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
}

.copy-btn:hover {
    color: var(--primary-light);
    background: rgba(255, 255, 255, 0.05);
}

/* Strength Meter */
.strength-container {
    margin-bottom: 2.5rem;
}

.strength-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.strength-bar-bg {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 999px;
    overflow: hidden;
}

.strength-bar-fill {
    height: 100%;
    width: 0;
    transition: width 0.5s ease, background-color 0.3s ease;
}

/* Options Grid */
.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.option-group label {
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.range-wrap {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type="range"] {
    flex: 1;
    accent-color: var(--primary);
}

.checkbox-list {
    display: grid;
    gap: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.checkbox-item input {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--primary);
}

.checkbox-text {
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Features Section */
.features {
    padding: 8rem 0;
}

.features-header {
    text-align: center;
    margin-bottom: 5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    padding: 2.5rem;
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-vibrant);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.feature-card h3 {
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Scrollable Vault List */
.vault-list {
    max-height: 420px;
    /* Approx 2.5 entries */
    overflow-y: auto;
    padding-right: 0.5rem;
    margin-bottom: 2rem;
}

/* Custom Scrollbar for Vault List */
.vault-list::-webkit-scrollbar {
    width: 6px;
}

.vault-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.vault-list::-webkit-scrollbar-thumb {
    background: var(--border-vibrant);
    border-radius: 4px;
}

.vault-list::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Footer */
.site-footer {
    padding: 6rem 0 3rem;
    border-top: 1px solid var(--border-light);
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-desc {
    color: var(--text-secondary);
    max-width: 300px;
}

.footer-heading {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Mobile Social Icons - Hidden on Desktop */
.footer-social-mobile {
    display: none;
    gap: 1rem;
    align-items: center;
}

.footer-social-mobile a {
    color: var(--text-muted);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-social-mobile a:hover {
    color: var(--primary-light);
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .dashboard-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: relative;
        top: 0;
    }
}

@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }

    .nav-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
        margin-left: 0.5rem;
    }

    .mobile-actions {
        display: flex;
    }

    .nav-container>div:last-child {
        display: flex;
        align-items: center;
    }

    .hero-split-section {
        padding-top: 6rem !important;
    }

    .contact-methods {
        display: none !important;
    }

    .contact-layout {
        padding: 6rem 1rem 3rem !important;
        gap: 2rem;
    }

    .contact-card {
        padding: 1.5rem !important;
    }

    .contact-info h1 {
        font-size: 2.5rem !important;
    }

    .footer-grid {
        display: none;
    }

    .footer-bottom {
        border-top: none;
        padding-top: 0;
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }

    .footer-social-mobile {
        display: flex;
    }

    .generator-card {
        margin-top: 2rem !important;
        padding: 1.5rem;
    }

    .dashboard-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* Fix Audits Grid Overflow */
    .audit-grid {
        grid-template-columns: 1fr !important;
    }

    /* Ensure Inputs don't overflow */
    .form-input {
        width: 100%;
    }

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

/* Vault Copy Button */
.btn-copy-vault {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.btn-copy-vault:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.btn-copy-vault:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}