/* ============================================
   CSS Variables & Design Tokens
   ============================================ */
:root {
    /* Colors */
    --color-bg: hsl(220, 15%, 4%);
    --color-bg-alt: hsl(220, 15%, 6%);
    --color-surface: hsl(220, 15%, 10%);
    --color-text: hsl(220, 10%, 94%);
    --color-text-muted: hsl(220, 10%, 65%);
    --color-primary: hsl(120, 100%, 50%);
    /* Neon Green */
    --color-primary-dark: hsl(120, 100%, 40%);
    --color-primary-light: hsl(120, 100%, 65%);
    --color-border: hsl(220, 15%, 18%);
    --color-border-light: hsl(220, 15%, 14%);
    --color-success: hsl(120, 100%, 50%);
    --color-error: hsl(0, 85%, 60%);

    /* Typography */
    --font-heading: 'DM Sans', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.8);
    --shadow-glow: 0 0 15px hsla(120, 100%, 50%, 0.3);

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

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

input {
    font-family: inherit;
}

/* Screen reader only */
.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;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: hsla(220, 15%, 4%, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-primary);
    z-index: -1;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

.logo:hover {
    color: var(--color-text);
}

.logo-icon {
    color: var(--color-primary);
    font-size: 1.5rem;
    text-shadow: 0 0 10px hsla(120, 100%, 50%, 0.5);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-link {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 2.5rem;
    height: 2.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 110;
}

.mobile-menu-toggle span {
    display: block;
    width: 1.5rem;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-toggle span:nth-child(1) {
    margin-bottom: 5px;
}

.mobile-menu-toggle span:nth-child(3) {
    margin-top: 5px;
}

/* Hamburger to X animation */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav {
        display: flex;
        position: fixed;
        top: 4rem;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 2rem;
        gap: var(--space-lg);
        background: hsla(220, 15%, 4%, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        transform: translateX(100%);
        transition: transform var(--transition-slow);
        overflow-y: auto;
        z-index: 99;
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav-link {
        font-size: 1.125rem;
        padding: var(--space-md) var(--space-xl);
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: calc(4rem + var(--space-4xl)) 0 var(--space-4xl);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-compact {
    padding: calc(4rem + var(--space-2xl)) 0 var(--space-2xl);
}

.hero-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 560px;
    margin: 0 auto var(--space-2xl);
}

/* Input Group */
.input-group {
    margin-bottom: var(--space-xl);
}

.input-field {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    font-size: 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-alt);
    color: var(--color-text);
    transition: all var(--transition-fast);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px hsla(120, 100%, 50%, 0.1), inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.input-field::placeholder {
    color: var(--color-text-muted);
}

.error-message {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-error);
    min-height: 1.25rem;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-secondary.active {
    background: var(--color-primary);
    color: #000;
    font-weight: 700;
    border-color: var(--color-primary);
    box-shadow: 0 0 20px hsla(120, 100%, 50%, 0.4);
    transform: translateY(-2px);
}

.btn-icon {
    font-size: 1.125rem;
}

.btn-loader {
    display: none;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn.loading .btn-text {
    opacity: 0.7;
}

.btn.loading .btn-loader {
    display: block;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Trust Badges */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-lg);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.badge-icon {
    color: var(--color-primary);
}

/* ============================================
   Results Section
   ============================================ */
.results-section {
    padding: var(--space-4xl) 0;
    background: var(--color-surface);
}

.results-section[hidden] {
    display: none;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    margin-bottom: var(--space-sm);
}

.results-store-url {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin-bottom: var(--space-2xl);
}

.results-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .results-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.result-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.result-card[hidden] {
    display: none;
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.card-icon {
    font-size: 1.5rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
}

.card-content {
    padding: var(--space-lg);
}

/* Theme Result Styles */
.theme-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.theme-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
}

.theme-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.theme-link {
    margin-top: var(--space-sm);
}

.theme-link a {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Product List Styles */
.product-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.product-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.product-item:hover {
    background: var(--color-surface);
    border-color: var(--color-border);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.product-rank {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--color-primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 50%;
    flex-shrink: 0;
}

.product-thumbnail {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    flex-shrink: 0;
}

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #fdfdfd;
    /* Subtle light background for non-square images */
}

.product-thumbnail.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    font-size: 1.25rem;
}

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

.product-name {
    font-weight: 600;
    font-size: 0.9375rem;
    line-height: 1.4;
    margin-bottom: 2px;
}

.product-name a {
    color: var(--color-text);
}

.product-name a:hover {
    color: var(--color-primary);
}

.product-price {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Apps List Styles */
.apps-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.app-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.app-item:hover {
    background: var(--color-bg-alt);
}

.app-icon {
    font-size: 1.25rem;
}

.app-info {
    flex: 1;
}

.app-name {
    font-weight: 500;
    font-size: 0.9375rem;
}

.app-category {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* App Disclaimer Box */
.app-disclaimer-box {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: hsla(120, 100%, 50%, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    border: 1px solid hsla(120, 100%, 50%, 0.1);
}

.disclaimer-icon {
    font-size: 1rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.disclaimer-text {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.disclaimer-text strong {
    color: var(--color-primary);
}

/* Detected Badge */
.detected-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: hsla(142, 70%, 40%, 0.1);
    color: var(--color-success);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

/* ============================================
   Features Section
   ============================================ */
.features-section {
    padding: var(--space-2xl) 0 var(--space-4xl);
    background: var(--color-bg);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    max-width: 480px;
    margin: 0 auto var(--space-3xl);
}

.features-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    padding: var(--space-2xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
}

.feature-title {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works-section {
    padding: var(--space-4xl) 0;
    background: var(--color-surface);
}

.steps-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    gap: var(--space-lg);
    max-width: 900px;
    margin: 0 auto;
}

.step {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    text-align: center;
    padding: var(--space-lg);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
    box-shadow: var(--shadow-glow);
}

.step-title {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.step-description {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.step-connector {
    display: none;
}

@media (min-width: 768px) {
    .step-connector {
        display: block;
        width: 60px;
        height: 2px;
        background: var(--color-border);
        margin-top: 2.5rem;
    }
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.faq-item {
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.faq-item p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================
   Newsletter Section
   ============================================ */
.newsletter-section {
    padding: var(--space-4xl) 0;
    background: var(--color-bg);
}

.newsletter-card {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-3xl);
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.newsletter-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--space-md);
}

.newsletter-subtitle {
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.newsletter-form {
    margin-bottom: var(--space-md);
}

.newsletter-input-group {
    display: flex;
    gap: var(--space-sm);
}

@media (max-width: 480px) {
    .newsletter-input-group {
        flex-direction: column;
    }
}

.newsletter-input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    font-size: 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    transition: all var(--transition-fast);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.newsletter-btn {
    flex-shrink: 0;
    min-width: 140px;
}

.newsletter-message {
    margin-top: var(--space-md);
    font-size: 0.875rem;
    min-height: 1.25rem;
}

.newsletter-message.success {
    color: var(--color-success);
}

.newsletter-message.error {
    color: var(--color-error);
}

.newsletter-privacy {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: #000;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
}

.footer-brand .logo {
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 0.9375rem;
    opacity: 0.7;
}

.footer-nav {
    display: flex;
    gap: var(--space-3xl);
}

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

.footer-nav-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.footer-link {
    font-size: 0.875rem;
    color: hsla(0, 0%, 100%, 0.6);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--space-2xl);
    text-align: center;
}

.footer-disclaimer {
    font-size: 0.8125rem;
    opacity: 0.6;
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    line-height: 1.7;
}

.footer-copyright {
    font-size: 0.8125rem;
    opacity: 0.5;
}

@media (max-width: 640px) {
    .footer-content {
        flex-direction: column;
        gap: var(--space-2xl);
    }

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

/* ============================================
   Utilities
   ============================================ */
[hidden] {
    display: none !important;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-container {
    background: var(--color-surface);
    width: 90%;
    max-width: 500px;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 1001;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.3s ease-out;
}

@keyframes modalSlideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.modal-close {
    font-size: 1.5rem;
    color: var(--color-text-muted);
}

.modal-body {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.6;
}

.modal-body p {
    margin-bottom: var(--space-md);
}

.modal-footer {
    margin-top: var(--space-xl);
    text-align: right;
}

/* Top 50 Detection Links */
.top50-link {
    text-decoration: underline;
    text-decoration-color: var(--color-primary);
    text-underline-offset: 3px;
    color: inherit;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.top50-link:hover {
    color: var(--color-primary);
    text-decoration-color: transparent;
}

.top50-badge {
    font-size: 0.65rem;
    background: var(--color-primary);
    color: #000;
    /* Dark text on neon green for contrast per design system */
    padding: 0.1rem 0.4rem;
    border-radius: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

/* ============================================
   Smart Nudges Section
   ============================================ */
.nudges-section {
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.nudges-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .nudges-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.nudge-card {
    display: block;
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    text-align: center;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    /* Ensure no underline on the card itself */
}

.nudge-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
    background: var(--color-bg-alt);
}

.nudge-card.highlight {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px hsla(120, 100%, 50%, 0.05);
}

.nudge-card.highlight:hover {
    box-shadow: 0 0 20px hsla(120, 100%, 50%, 0.15);
}

.nudge-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    display: inline-block;
    filter: drop-shadow(0 0 8px rgba(0, 0, 0, 0.5));
}

.nudge-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.nudge-card:hover .nudge-title {
    color: var(--color-primary);
}

.nudge-text {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.nudge-link-text {
    display: inline-block;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.nudge-card:hover .nudge-link-text {
    transform: translateX(4px);
    color: var(--color-primary-light);
}

/* ============================================
   New Homepage Content Styles
   ============================================ */

.text-section {
    padding: var(--space-3xl) 0;
    width: 100%;
}

.text-section.alt-bg {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.content-wrapper h2 {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.content-wrapper p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

/* Lists */
.feature-list,
.index-list {
    list-style: none;
    padding: 0;
    margin: var(--space-lg) 0;
}

.feature-list li,
.index-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
    color: var(--color-text);
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.index-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.use-case-card {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-base);
}

.use-case-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.use-case-card h3 {
    margin-bottom: var(--space-md);
    color: var(--color-text);
    font-size: 1.25rem;
}

.use-case-card p {
    color: var(--color-text-muted);
    font-size: 1rem;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.tool-card {
    background: var(--color-bg);
    /* Contrast against alt-bg surface */
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all var(--transition-base);
}

.tool-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.tool-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
    font-size: 1.125rem;
}

.tool-card p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

/* Utilities */
.mt-4 {
    margin-top: 1rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.text-center {
    text-align: center;
}

.font-bold {
    font-weight: 700;
}

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

/* ============================================
   Dropdown Navigation
   ============================================ */
.nav-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.dropdown-toggle:hover {
    color: var(--color-primary);
}

.dropdown-arrow {
    font-size: 0.7em;
    transition: transform var(--transition-fast);
}

.nav-item:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 1000;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-link {
    display: block;
    padding: 0.625rem 1rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.dropdown-link:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary);
    transform: translateX(2px);
}

/* Mobile Dropdown Styles */
@media (max-width: 768px) {
    .nav-item {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        height: auto;
    }

    .dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: var(--space-md) var(--space-xl);
        border-bottom: 1px solid var(--color-border);
        font-size: 1.125rem;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        width: 100%;
        background: var(--color-bg-alt);
        border: none;
        border-radius: 0;
        box-shadow: none;
        padding: 0;
        display: none;
        /* JS toggle needed */
        opacity: 1;
        visibility: visible;
    }

    .nav-item.active .dropdown-menu {
        display: block;
        animation: slideDown 0.3s ease forwards;
    }

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

    .dropdown-link {
        padding: 0.75rem 2rem;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}