:root {
    /* Color Palette */
    --bg-light: #F2F5F8;
    --bg-light-surface: #FFFFFF;
    --bg-dark: #0D1527;
    --bg-dark-surface: #162032;

    --text-light-mode: #1a1a2e;
    --text-dark-mode: #e6e6e6;

    --primary-accent: #82B3FF;
    --primary-hover: #5d9bff;

    --tag-pink: #FDE2E4;
    --tag-green: #D8F3DC;
    --tag-yellow: #FFF1E6;
    --tag-purple: #E2ECE9;

    /* Current Theme Variables (Default Light) */
    --bg-color: var(--bg-light);
    --surface-color: var(--bg-light-surface);
    --text-color: var(--text-light-mode);
    --heading-color: #000000;
    --border-color: rgba(0, 0, 0, 0.05);

    /* Layout & Spacing */
    --container-max: 1200px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    color: var(--heading-color);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lucide Icons */
.icon svg {
    width: 32px;
    height: 32px;
    stroke-width: 1.5;
    color: var(--primary-accent);
}

.privacy-badge .icon svg {
    width: 64px;
    height: 64px;
}

.inline-icon {
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
    margin-top: -2px;
}
.inline-icon svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
}

/* Utilities */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 99px;
    font-weight: 700;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-accent);
    color: #0D1527;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(130, 179, 255, 0.4);
}

.btn-dark {
    background-color: #000;
    color: #fff;
    padding: 0.85rem 1.75rem;
}

.btn-dark:hover {
    background-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-large {
    font-size: 1.125rem;
    padding: 1rem 2rem;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 20px;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max);
    margin: 20px auto var(--spacing-md);
    padding: 1rem 2rem;

    /* Glassmorphism */
    background-color: rgba(242, 245, 248, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 99px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--heading-color);
}

.logo img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 2rem;
    font-weight: 600;
}

.nav-links a:hover {
    color: var(--primary-accent);
}

/* Hero Section */
.hero {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-sm);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content .eyebrow {
    display: inline-block;
    font-weight: 700;
    color: #f59e0b;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #4a5568;
    max-width: 90%;
}

.cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 600px;
}

/* Social Proof & Feature Strip */
.feature-strip {
    max-width: var(--container-max);
    margin: 0 auto var(--spacing-xl);
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.strip-item {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 24px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    box-shadow: 0 10px 30px var(--border-color);
    transition: transform var(--transition-fast);
}

.strip-item:hover {
    transform: translateY(-5px);
}

.strip-item .icon {
    font-size: 2rem;
    background: var(--bg-color);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
}

.strip-item strong {
    display: block;
    font-size: 1.25rem;
    color: var(--heading-color);
    margin-bottom: 0.25rem;
}

/* Feature Deep-Dives */
.deep-dive {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-sm);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.deep-dive.alt-layout {
    grid-template-columns: 1fr 1fr;
}

.deep-dive.alt-layout .deep-dive-text {
    order: 2;
}

.deep-dive.alt-layout .deep-dive-visual {
    order: 1;
}

.deep-dive-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.deep-dive-text p {
    font-size: 1.125rem;
    color: #4a5568;
}

.deep-dive-visual.double {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Tags Visuals */
.tags-visual {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    background-color: var(--surface-color);
    border-radius: 32px;
    box-shadow: 0 20px 40px var(--border-color);
}

.mock-tag-pill {
    padding: 0.5rem 1.5rem;
    border-radius: 99px;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-fast);
    cursor: default;
}

.mock-tag-pill:hover {
    transform: scale(1.05);
}

/* Privacy Badge */
.privacy-badge {
    text-align: center;
    background-color: var(--surface-color);
    padding: 4rem;
    border-radius: 50%;
    width: 300px;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 20px 50px var(--border-color);
    margin: 0 auto;
}

.privacy-badge .icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.privacy-badge h3 {
    margin: 0;
    font-size: 1.5rem;
}

/* Theme Showcase */
.theme-showcase {
    background-color: var(--bg-dark);
    color: var(--text-dark-mode);
    padding: var(--spacing-xl) 0;
    text-align: center;
    transition: background-color var(--transition-smooth);
}

.theme-showcase.light-mode-active {
    background-color: var(--bg-light);
    color: var(--text-light-mode);
}

.theme-content h2 {
    color: #ffffff;
    font-size: 3rem;
    margin-bottom: 2rem;
}

.theme-showcase.light-mode-active .theme-content h2 {
    color: var(--text-light-mode);
}

.theme-content .dark-text {
    color: var(--primary-accent);
}

.theme-descriptions {
    margin-bottom: 2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    position: relative;
    height: 60px;
}

.desc-light,
.desc-dark {
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    pointer-events: none;
}

.desc-light.active,
.desc-dark.active {
    opacity: 1;
}

.theme-toggle {
    margin-bottom: 3rem;
}

/* Switch Styles */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    -webkit-transition: .4s;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    -webkit-transition: .4s;
    transition: .4s;
}

input:checked+.slider {
    background-color: var(--primary-accent);
}

.theme-showcase.light-mode-active input:checked+.slider {
    background-color: var(--primary-accent);
}

input:checked+.slider:before {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.theme-visual-container {
    max-width: var(--container-max);
    margin: 0 auto;
    position: relative;
    height: 650px;
}

.theme-img {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity var(--transition-smooth);
}

.theme-img.active {
    opacity: 1;
}

/* Footer CTA */
.footer-cta {
    padding: var(--spacing-xl) var(--spacing-sm);
    text-align: center;
}

.cta-box {
    background-color: var(--bg-dark);
    color: #fff;
    padding: var(--spacing-xl) var(--spacing-md);
    border-radius: 32px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.cta-box h2 {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.cta-box p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.cta-box .btn {
    position: relative;
    z-index: 2;
}

/* Mock Screenshot Placeholders */
.mock-screenshot-placeholder {
    background-color: transparent;
    border-radius: 32px;
    border: 8px solid #fff;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    overflow: hidden;
}

.mock-screenshot-placeholder img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.hero-visual .mock-screenshot-placeholder {
    position: absolute;
    width: 250px;
    height: auto;
}

.hero-visual .light-mode-img {
    left: 10%;
    z-index: 1;
    transform: rotate(-5deg);
}

.hero-visual .dark-mode-img {
    right: 10%;
    z-index: 2;
    background-color: var(--bg-dark-surface);
    color: #555;
    border-color: var(--bg-dark-surface);
    transform: rotate(5deg) translateY(20px);
}

.theme-visual-container .mock-screenshot-placeholder {
    width: 300px;
    height: auto;
}

/* Responsive */
@media (max-width: 992px) {

    .hero,
    .deep-dive,
    .deep-dive.alt-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin: 0 auto 2rem;
    }

    .cta-group {
        justify-content: center;
    }

    .deep-dive.alt-layout .deep-dive-text {
        order: 1;
    }

    .deep-dive.alt-layout .deep-dive-visual {
        order: 2;
    }

    .feature-strip {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Site Footer */
.site-footer {
    padding: var(--spacing-md) var(--spacing-sm);
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.copyright {
    color: var(--text-color);
    opacity: 0.7;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
    opacity: 0.7;
}

.footer-links a:hover {
    color: var(--primary-accent);
    opacity: 1;
}