/* ==========================================================================
   CSS Stylesheet for PQJC (赔钱机场) Landing Page & Blog
   Theme: High-end premium dark tech hybrid landing (Purple & Cyan gradients)
   Bottom Theme: Cute Cartoon style (white text, playful SVG clouds/rocket shapes, retro neo-brutalism borders)
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Fredoka+One&family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Main Tech Palette */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f7ff;
    --bg-tertiary: #f0ecfc;
    --text-primary: #110729;
    --text-secondary: #4a3e63;
    --text-muted: #82759e;
    
    --primary: #6366f1; /* Indigo */
    --primary-hover: #4f46e5;
    --primary-light: #eef2ff;
    --primary-glow: rgba(99, 102, 241, 0.15);
    
    --accent: #06b6d4; /* Cyan */
    --accent-hover: #0891b2;
    --accent-glow: rgba(6, 182, 212, 0.15);
    
    --border-color: #e5e2f3;
    --border-color-hover: #cbd5e1;
    --success: #10b981;
    --warning: #f59e0b;
    
    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-cartoon: 'Fredoka One', 'Plus Jakarta Sans', -apple-system, sans-serif;
    
    /* Layout */
    --container-max: 1200px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-cartoon: 20px;
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(99, 102, 241, 0.05), 0 2px 4px -1px rgba(99, 102, 241, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(99, 102, 241, 0.08), 0 4px 6px -2px rgba(99, 102, 241, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(99, 102, 241, 0.12), 0 10px 10px -5px rgba(99, 102, 241, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: hidden;
    position: relative;
}

/* Global Grid Accent */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 900px;
    background-image: 
        radial-gradient(var(--bg-primary) 25%, transparent 80%),
        radial-gradient(var(--primary-glow) 1px, transparent 1px);
    background-size: 100% 100%, 32px 32px;
    z-index: -2;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    gap: 8px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    box-shadow: 0 8px 20px -6px var(--primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -4px var(--primary);
    opacity: 0.95;
}

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

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

.btn-icon {
    font-size: 1.1rem;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(90deg, var(--primary-glow), var(--accent-glow));
    border: 1px solid var(--border-color);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    font-family: var(--font-heading);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

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

/* Header Section */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.trust-item i {
    color: var(--success);
}

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

/* Globe/Tech Animation */
.tech-globe-container {
    width: 320px;
    height: 320px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-globe {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: rotateGlobe 40s linear infinite;
}

@keyframes rotateGlobe {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.globe-core {
    position: absolute;
    z-index: 2;
    animation: pulseCore 3s ease-in-out infinite alternate;
}

@keyframes pulseCore {
    0% { transform: scale(0.95); filter: drop-shadow(0 0 10px rgba(99,102,241,0.2)); }
    100% { transform: scale(1.05); filter: drop-shadow(0 0 25px rgba(6,182,212,0.5)); }
}

.orbit {
    position: absolute;
    border: 1px dashed var(--border-color-hover);
    border-radius: 50%;
}

.orbit-1 { width: 140px; height: 140px; }
.orbit-2 { width: 220px; height: 220px; border-style: dotted; }
.orbit-3 { width: 300px; height: 300px; }

.node {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary);
    box-shadow: 0 0 12px var(--primary);
}

.node-1 { top: 20px; left: 80px; background-color: var(--accent); box-shadow: 0 0 12px var(--accent); }
.node-2 { bottom: 40px; right: 50px; }
.node-3 { top: 120px; right: 0; background-color: var(--accent); box-shadow: 0 0 12px var(--accent); }
.node-4 { bottom: 100px; left: 10px; }

/* Stats Section */
.stats {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.stat-card {
    padding: 16px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 6px;
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-glow);
    box-shadow: var(--shadow-lg);
}

.feature-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-light), var(--bg-tertiary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary);
    font-size: 1.5rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Global Routing / SVG Map Section */
.routing {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.routing-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 54px;
    align-items: center;
}

.routing-list {
    list-style: none;
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.routing-item {
    display: flex;
    gap: 16px;
}

.routing-marker {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--primary-light);
    border: 1px solid var(--border-color);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    font-family: var(--font-heading);
}

.routing-item-title {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.routing-item-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.routing-map {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.svg-map {
    width: 100%;
    height: auto;
    display: block;
}

.routing-ping-overlay {
    position: absolute;
    bottom: 16px;
    left: 16px;
    right: 16px;
    display: flex;
    justify-content: space-around;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-md);
    padding: 12px;
    border: 1px solid var(--border-color);
}

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

.ping-region {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.ping-value {
    font-size: 0.85rem;
    color: var(--success);
    font-weight: 700;
    font-family: var(--font-heading);
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pricing-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    box-shadow: var(--shadow-sm);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-color-hover);
}

.pricing-card.popular {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.03);
}

.pricing-card.popular:hover {
    transform: scale(1.03) translateY(-5px);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    padding: 4px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

.plan-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.plan-name {
    font-size: 1.35rem;
    margin-bottom: 8px;
}

.plan-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    min-height: 48px;
}

.plan-price-wrapper {
    display: flex;
    align-items: baseline;
    margin-bottom: 28px;
}

.plan-price-currency {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-right: 4px;
}

.plan-price-value {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    font-family: var(--font-heading);
}

.plan-price-period {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-left: 4px;
}

.plan-features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    flex-grow: 1;
}

.plan-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.plan-feature-item i {
    font-size: 0.95rem;
}

.plan-feature-item i.fa-check-circle {
    color: var(--success);
}

.plan-feature-item.disabled {
    color: var(--text-muted);
    text-decoration: line-through;
    opacity: 0.6;
}

.plan-feature-item i.fa-times-circle {
    color: var(--text-muted);
}

.pricing-card .btn {
    width: 100%;
}

/* Downloads Section */
.downloads {
    padding: 100px 0;
    background-color: var(--bg-secondary);
}

.downloads-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.download-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.download-icon {
    font-size: 2.25rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.download-title {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.download-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.download-card .btn {
    width: 100%;
}

/* Blog Section */
.blog {
    padding: 100px 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-color-hover);
}

.blog-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-light), var(--bg-tertiary));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.blog-image-overlay {
    position: absolute;
    top: 16px;
    left: 16px;
    background-color: var(--primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 50px;
    font-family: var(--font-heading);
}

.blog-image-icon {
    font-size: 3rem;
    color: rgba(99, 102, 241, 0.25);
    animation: bounceIcon 3s ease-in-out infinite alternate;
}

@keyframes bounceIcon {
    from { transform: translateY(0); }
    to { transform: translateY(-8px); }
}

.blog-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta {
    display: flex;
    gap: 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 500;
}

.blog-meta i {
    margin-right: 4px;
}

.blog-title {
    font-size: 1.15rem;
    line-height: 1.4;
    margin-bottom: 12px;
}

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

.blog-excerpt {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.blog-link:hover {
    color: var(--accent);
    gap: 10px;
}

/* ==========================================================================
   CARTOON BOTTOM SECTIONS & FAQ - "白色字 卡通底"
   ========================================================================== */

.cartoon-bottom-container {
    background: linear-gradient(180deg, #3b0764 0%, #1e1b4b 100%); /* Deep night purple/navy cartoon sky */
    position: relative;
    padding: 100px 0 40px;
    color: #ffffff;
    overflow: hidden;
}

/* SVG Wave Divider on top */
.cartoon-divider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.cartoon-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 50px;
}

.cartoon-divider .shape-fill {
    fill: #ffffff;
}

/* Floating Cartoon Elements (Stars/Clouds) */
.cartoon-stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.cartoon-star {
    position: absolute;
    background-color: #ffeb3b;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    opacity: 0.8;
    box-shadow: 0 0 8px #ffeb3b;
    animation: blinkStar 2.5s infinite alternate;
}

.cartoon-star-1 { top: 10%; left: 8%; animation-delay: 0.2s; }
.cartoon-star-2 { top: 25%; right: 12%; animation-delay: 0.8s; }
.cartoon-star-3 { top: 60%; left: 5%; animation-delay: 1.5s; }
.cartoon-star-4 { top: 75%; right: 7%; animation-delay: 0.4s; }

@keyframes blinkStar {
    0% { transform: scale(0.6); opacity: 0.3; }
    100% { transform: scale(1.2); opacity: 1; }
}

.cartoon-content-wrapper {
    position: relative;
    z-index: 2; /* Put above stars */
}

/* Cartoon Sections Header override */
.cartoon-bottom-container .section-header .badge {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #06b6d4; /* Cyan badge text */
}

.cartoon-bottom-container .section-title {
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
}

.cartoon-bottom-container .section-desc {
    color: #e2e8f0;
}

/* Reviews Section in Cartoon Bottom */
.reviews {
    padding-bottom: 80px;
    border-bottom: 2px dashed rgba(255, 255, 255, 0.15);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.review-card {
    background-color: rgba(255, 255, 255, 0.06); /* Translucent dark cartoon card */
    border: 3px solid #000000; /* Bold cartoon outline */
    border-radius: var(--radius-cartoon);
    padding: 36px 28px;
    position: relative;
    box-shadow: 6px 6px 0px #000000; /* Flat retro 2D shadow */
    transition: var(--transition);
    color: #ffffff; /* White text */
}

.review-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 10px 10px 0px #000000;
    background-color: rgba(255, 255, 255, 0.1);
}

.review-stars {
    color: #ffbe1a; /* Warm yellow stars */
    font-size: 1rem;
    margin-bottom: 16px;
}

.review-stars i {
    margin-right: 2px;
}

.review-text {
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 24px;
    font-weight: 500;
    color: #f1f5f9;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid #000000;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: #ffffff;
    font-weight: 700;
    font-family: var(--font-cartoon);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 2px 2px 0px #000000;
}

.review-user-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: #ffffff;
    font-family: var(--font-heading);
}

.review-user-title {
    font-size: 0.75rem;
    color: #cbd5e1;
}

/* FAQ Section in Cartoon Bottom */
.faq {
    padding: 80px 0 40px;
}

.faq-wrapper {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.faq-item {
    background-color: rgba(255, 255, 255, 0.05);
    border: 3px solid #000000;
    border-radius: var(--radius-cartoon);
    overflow: hidden;
    box-shadow: 5px 5px 0px #000000;
    transition: var(--transition);
}

.faq-item.active {
    background-color: rgba(255, 255, 255, 0.08);
}

.faq-header {
    width: 100%;
    background: none;
    border: none;
    padding: 20px 28px;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: #ffffff;
}

.faq-question {
    font-size: 1.05rem;
    font-weight: 700;
    font-family: var(--font-heading);
    padding-right: 16px;
}

.faq-icon {
    font-size: 1rem;
    color: var(--accent);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-content {
    padding: 0 28px 20px;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #cbd5e1;
    border-top: 1px dashed rgba(255, 255, 255, 0.1);
    padding-top: 14px;
}

/* Footer Section */
.footer {
    background-color: #0f0b29; /* Ultra dark footer */
    color: #ffffff;
    padding: 80px 0 30px;
    border-top: 2px dashed rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    color: #ffffff;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-bottom: 24px;
    max-width: 280px;
    line-height: 1.6;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--accent);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
    font-weight: 700;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.85rem;
    color: #cbd5e1;
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.footer-newsletter p {
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-bottom: 16px;
}

.newsletter-form {
    display: flex;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 4px;
}

.newsletter-input {
    flex-grow: 1;
    background: none;
    border: none;
    outline: none;
    padding: 10px 16px;
    color: #ffffff;
    font-size: 0.85rem;
    width: 60%;
}

.newsletter-form .btn {
    padding: 10px 16px;
    border-radius: var(--radius-sm);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
    font-size: 0.8rem;
    color: #94a3b8;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a:hover {
    color: var(--accent);
}

/* ==========================================================================
   BLOG POST DETAIL STYLING (For Articles)
   ========================================================================== */

.blog-header-section {
    padding: 140px 0 60px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.blog-post-title {
    font-size: 2.75rem;
    line-height: 1.2;
    margin: 16px 0;
    letter-spacing: -0.5px;
}

.blog-post-meta {
    display: flex;
    gap: 24px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.blog-post-meta i {
    margin-right: 4px;
}

.blog-post-container {
    padding: 60px 0 80px;
}

.blog-post-layout {
    display: grid;
    grid-template-columns: 1.35fr 0.65fr;
    gap: 48px;
}

.blog-post-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.blog-post-content p {
    margin-bottom: 24px;
}

.blog-post-content h2 {
    font-size: 1.75rem;
    margin: 40px 0 20px;
    color: var(--text-primary);
}

.blog-post-content h3 {
    font-size: 1.35rem;
    margin: 30px 0 16px;
    color: var(--text-primary);
}

.blog-post-content ul, .blog-post-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.blog-post-content li {
    margin-bottom: 8px;
}

.blog-post-content a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
}

.blog-post-content a:hover {
    color: var(--accent);
}

.blog-post-content strong {
    color: var(--text-primary);
}

.blog-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-widget {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}

.sidebar-widget h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.sidebar-widget p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.cta-widget {
    background: linear-gradient(135deg, var(--primary-light), var(--bg-tertiary));
    border-color: var(--border-color-hover);
}

.cta-widget .btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.widget-title {
    font-size: 1.1rem;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sidebar-link-item a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: block;
}

.sidebar-link-item a:hover {
    color: var(--primary);
    padding-left: 4px;
}

/* ==========================================================================
   RESPONSIVE DESIGN (Media Queries)
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem;
    }
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .pricing-card.popular {
        transform: scale(1);
    }
    .pricing-card.popular:hover {
        transform: translateY(-5px);
    }
    .downloads-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        padding-top: 40px;
        gap: 24px;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-top: 1px solid var(--border-color);
        z-index: 99;
    }
    
    .nav-menu.open {
        transform: translateX(0);
    }
    
    .nav-actions {
        display: none;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-desc {
        margin: 0 auto 30px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-trust {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .routing-grid {
        grid-template-columns: 1fr;
    }
    
    .downloads-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-post-layout {
        grid-template-columns: 1fr;
    }
    
    .blog-sidebar {
        position: relative;
        top: 0;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.25rem;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .downloads-grid {
        grid-template-columns: 1fr;
    }
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    .footer-legal {
        justify-content: center;
    }
}