@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(148, 163, 184, 0.18);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --color-accent-blue: #0284c7;
    --color-accent-purple: #7c3aed;
    --color-gradient-primary: linear-gradient(135deg, #0284c7 0%, #7c3aed 100%);
    --color-gradient-hover: linear-gradient(135deg, #0369a1 0%, #6d28d9 100%);
    --color-gradient-bg: radial-gradient(circle at 50% 30%, rgba(14, 165, 233, 0.14) 0%, rgba(255, 255, 255, 0) 70%);
    --shadow-glow: 0 10px 25px -5px rgba(2, 132, 199, 0.3);
    --shadow-card: 0 20px 40px -15px rgba(148, 163, 184, 0.15), 0 1px 3px 0 rgba(0, 0, 0, 0.03);
    --font-outfit: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    background-color: var(--bg-primary);
    background-image: 
        var(--color-gradient-bg),
        linear-gradient(rgba(2, 132, 199, 0.015) 1px, transparent 1px), 
        linear-gradient(90deg, rgba(2, 132, 199, 0.015) 1px, transparent 1px);
    background-size: 100% 100%, 45px 45px, 45px 45px;
    background-attachment: local, scroll, scroll;
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Mouse Tail Canvas Container */
#trail-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    box-shadow: 0 4px 20px -5px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-family: var(--font-outfit);
    font-weight: 800;
    font-size: 1.5rem;
    background: var(--color-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--color-gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    font-weight: bold;
    box-shadow: 0 0 15px rgba(2, 132, 199, 0.35);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s, text-shadow 0.3s;
}

nav a:hover {
    color: var(--color-accent-blue);
}

.nav-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    font-family: var(--font-outfit);
}

.btn-primary {
    background: var(--color-gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
    border: none;
}

.btn-primary:hover {
    background: var(--color-gradient-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -3px rgba(2, 132, 199, 0.45);
}

.btn-secondary {
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.btn-recommend {
    background: linear-gradient(135deg, #ff007f 0%, #7c3aed 100%);
    color: white;
    box-shadow: 0 8px 20px -4px rgba(255, 0, 127, 0.3);
    border: none;
}

.btn-recommend:hover {
    background: linear-gradient(135deg, #ff009f 0%, #6d28d9 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -3px rgba(255, 0, 127, 0.45);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

/* Sections Styling */
section {
    padding: 100px 20px;
    position: relative;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: var(--font-outfit);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding-top: 180px;
    padding-bottom: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero .section-container {
    position: relative;
    z-index: 2;
}

/* Wireframe Globe Behind Hero Content */
#hero-canvas {
    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 680px;
    height: 680px;
    max-width: 100vw;
    max-height: 100vw;
    pointer-events: none;
    z-index: 1;
    opacity: 0.85;
}

/* Decorative floating VPN panels */
.hero-decor-left, .hero-decor-right {
    position: absolute;
    top: 52%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 5;
    pointer-events: auto;
}

.hero-decor-left {
    left: 4.5%;
    animation: floatLeft 6s ease-in-out infinite;
}

.hero-decor-right {
    right: 4.5%;
    animation: floatRight 6.5s ease-in-out infinite;
}

@keyframes floatLeft {
    0% { transform: translateY(-50%) translateY(0px); }
    50% { transform: translateY(-50%) translateY(-12px); }
    100% { transform: translateY(-50%) translateY(0px); }
}

@keyframes floatRight {
    0% { transform: translateY(-50%) translateY(0px); }
    50% { transform: translateY(-50%) translateY(-10px); }
    100% { transform: translateY(-50%) translateY(0px); }
}

.decor-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 14px;
    padding: 16px 20px;
    width: 235px;
    box-shadow: 0 10px 30px -8px rgba(148, 163, 184, 0.18);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all 0.3s ease;
    text-align: left;
}

.decor-card:hover {
    border-color: rgba(2, 132, 199, 0.35);
    transform: scale(1.02);
    box-shadow: 0 15px 35px -5px rgba(2, 132, 199, 0.15);
}

.decor-tag {
    font-family: var(--font-outfit);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    align-self: flex-start;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: white;
}

.bg-cyan {
    background: var(--color-accent-blue);
}

.bg-purple {
    background: var(--color-accent-purple);
}

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

.decor-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #22c55e;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    animation: pulse 1.8s infinite;
    flex-shrink: 0;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

.decor-info {
    display: flex;
    flex-direction: column;
}

.decor-title {
    font-family: var(--font-outfit);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

.decor-status {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.decor-icon-wrap {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(2, 132, 199, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.panel-shield {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

/* Speed chart graphic */
.decor-graph {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 35px;
    margin-top: 5px;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 2px;
}

.decor-graph span {
    flex: 1;
    background: rgba(2, 132, 199, 0.15);
    border-radius: 2px 2px 0 0;
    transition: height 0.5s ease;
}

.decor-graph .glow-bar {
    background: var(--color-gradient-primary);
    box-shadow: 0 0 10px rgba(2, 132, 199, 0.35);
}

.panel-devices {
    padding: 14px 18px;
}

.decor-device-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.device-badge {
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
    padding: 2px 8px;
    border-radius: 6px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: rgba(2, 132, 199, 0.06);
    border: 1px solid rgba(2, 132, 199, 0.15);
    border-radius: 100px;
    color: var(--color-accent-blue);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 30px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero h1 {
    font-family: var(--font-outfit);
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
    color: #0f172a;
}

.hero h1 span {
    background: var(--color-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px auto;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-features span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-features svg {
    color: var(--color-accent-blue);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 30px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 2px 4px -2px rgba(0, 0, 0, 0.02);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(2, 132, 199, 0.03), transparent 40%);
    z-index: 1;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(2, 132, 199, 0.25);
    box-shadow: var(--shadow-card);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(2, 132, 199, 0.06);
    border: 1px solid rgba(2, 132, 199, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-blue);
    margin-bottom: 25px;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background: var(--color-gradient-primary);
    color: white;
    box-shadow: 0 0 15px rgba(2, 132, 199, 0.2);
    border-color: transparent;
}

.feature-card h3 {
    font-family: var(--font-outfit);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Pricing Row Style - Horizontal Row */
.pricing-row {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 25px;
    flex-wrap: nowrap;
    align-items: stretch;
}

.pricing-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.pricing-card.popular {
    border-color: rgba(124, 58, 237, 0.25);
    background: radial-gradient(circle at 100% 0%, rgba(124, 58, 237, 0.04) 0%, rgba(255, 255, 255, 0.9) 70%);
    box-shadow: var(--shadow-card);
}

.pricing-card.popular::after {
    content: '推荐';
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--color-gradient-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: rgba(2, 132, 199, 0.3);
    box-shadow: var(--shadow-card);
}

.pricing-card h3 {
    font-family: var(--font-outfit);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.pricing-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 25px;
}

.pricing-price {
    font-family: var(--font-outfit);
    margin-bottom: 30px;
}

.pricing-price .amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.pricing-price .currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.pricing-price .period {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 35px;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.pricing-features li svg {
    flex-shrink: 0;
    color: var(--color-accent-blue);
}

/* Articles Section */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 30px;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.article-card:hover {
    transform: translateY(-5px);
    border-color: rgba(2, 132, 199, 0.25);
    box-shadow: var(--shadow-card);
}

.article-image {
    width: 100%;
    height: 180px;
    background: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-image svg {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
}

.article-card:hover .article-image svg {
    transform: scale(1.05);
}

.article-body {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    gap: 15px;
}

.article-card h3 {
    font-family: var(--font-outfit);
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 15px;
}

.article-card h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.article-card h3 a:hover {
    color: var(--color-accent-blue);
}

.article-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-accent-blue);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: gap 0.3s;
}

.read-more:hover {
    gap: 12px;
}

/* User Reviews */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.review-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    font-style: italic;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-family: var(--font-outfit);
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.15);
}

.user-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.review-stars {
    margin-left: auto;
    color: #fbbf24;
    display: flex;
    gap: 2px;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.01);
}

.faq-question {
    width: 100%;
    padding: 22px 28px;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-outfit);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.3s;
}

.faq-question:hover {
    background: rgba(0, 0, 0, 0.01);
}

.faq-icon {
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.faq-icon::before, .faq-icon::after {
    content: '';
    position: absolute;
    background-color: var(--text-secondary);
    transition: all 0.3s ease;
}

.faq-icon::before {
    top: 11px;
    left: 4px;
    width: 16px;
    height: 2px;
}

.faq-icon::after {
    top: 4px;
    left: 11px;
    width: 2px;
    height: 16px;
}

.faq-item.active .faq-icon {
    transform: rotate(135deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
}

.faq-answer-inner {
    padding: 0 28px 22px 28px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    transition: max-height 0.5s cubic-bezier(1, 0, 1, 0);
}

/* Footer Section */
footer {
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    padding: 60px 20px 40px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-family: var(--font-outfit);
    font-weight: 800;
    font-size: 1.6rem;
    background: var(--color-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-links {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.friend-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: 25px;
    width: 100%;
}

.friend-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s, text-shadow 0.3s;
}

.friend-links a:hover {
    color: var(--text-secondary);
}

.copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Article Template (Inner Pages Layout) */
.article-layout {
    padding-top: 150px;
    max-width: 900px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--color-accent-blue);
}

.article-header {
    margin-bottom: 40px;
}

.article-header h1 {
    font-family: var(--font-outfit);
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.article-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 50px 40px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-card);
}

.article-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.article-content h2 {
    font-family: var(--font-outfit);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 40px 0 20px 0;
    color: var(--text-primary);
}

.article-content ul, .article-content ol {
    margin-bottom: 25px;
    padding-left: 20px;
    color: var(--text-secondary);
}

.article-content li {
    margin-bottom: 10px;
    line-height: 1.7;
}

.article-content a {
    color: var(--color-accent-blue);
    text-decoration: none;
    border-bottom: 1px dashed var(--color-accent-blue);
    transition: all 0.3s;
}

.article-content a:hover {
    color: var(--color-accent-purple);
    border-bottom-color: var(--color-accent-purple);
}

.article-nav-box {
    margin-top: 50px;
    padding: 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    gap: 20px;
    font-size: 0.9rem;
}

.article-nav-box a {
    color: var(--text-secondary);
    text-decoration: none;
}

.article-nav-box a:hover {
    color: var(--color-accent-blue);
}

/* Responsive Breakpoints */
@media (max-width: 1400px) {
    .hero-decor-left {
        left: 1%;
    }
    .hero-decor-right {
        right: 1%;
    }
}

@media (max-width: 1200px) {
    .hero-decor-left, .hero-decor-right {
        display: none; /* Hide floating cards on smaller screens to avoid text overlapping */
    }
}

@media (max-width: 1024px) {
    .pricing-row {
        flex-wrap: wrap;
        justify-content: center;
    }
    .pricing-card {
        flex: none;
        width: calc(50% - 15px);
        min-width: 300px;
    }
    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 5px 0;
    }
    
    nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: 0;
        overflow: hidden;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-color);
        transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 0;
    }
    
    nav.active {
        height: auto;
        padding-bottom: 40px;
        padding-top: 30px;
    }
    
    nav ul {
        flex-direction: column;
        gap: 25px;
        width: 100%;
        text-align: center;
    }
    
    nav ul li {
        width: 100%;
    }
    
    .nav-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
        margin-top: 25px;
        width: 80%;
    }
    
    .nav-buttons .btn {
        width: 100%;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    /* Toggle active state */
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .hero-ctas .btn {
        width: 100%;
        max-width: 320px;
    }
    
    .pricing-card {
        width: 100%;
    }
    
    .article-content {
        padding: 30px 20px;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
}