/* Base Reset and Typography */
:root {
    --primary-color: #0070f3;
    --primary-hover: #0051a8;
    --secondary-color: #333333;
    --bg-color: #f8f9fa;
    --bg-light: #ffffff;
    --text-main: #111111;
    --text-muted: #666666;
    --accent: #ff4757;
    --border-color: #eaeaea;
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
    position: relative;
    z-index: 0;
}

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

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Utilities */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 112, 243, 0.2);
}

.btn-secondary {
    background-color: #fff;
    color: var(--text-main);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--text-main);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-large {
    padding: 15px 32px;
    font-size: 1.1rem;
}

.glow-effect {
    box-shadow: 0 0 15px rgba(0, 112, 243, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 112, 243, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 112, 243, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 112, 243, 0); }
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.section-desc {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

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

.grid {
    display: grid;
    gap: 30px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 15px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-muted);
}

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

/* Hero Section */
.hero-section {
    position: relative;
    padding: 180px 0 120px;
    text-align: center;
    background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    overflow: hidden;
}

.global-background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: linear-gradient(135deg, rgba(0, 112, 243, 0.15) 0%, rgba(0, 210, 255, 0.15) 100%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out;
}

@keyframes float {
    0% { transform: translateY(0) scale(1) rotate(0deg); opacity: 0.8; }
    50% { transform: translateY(-120px) scale(1.3) rotate(180deg); opacity: 0.3; }
    100% { transform: translateY(0) scale(1) rotate(360deg); opacity: 0.8; }
}

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

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--primary-color), #00d2ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Features */
.features-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* Status Table */
.status-table-wrapper {
    overflow-x: auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.status-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.status-table th, .status-table td {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.status-table th {
    background-color: #fafafa;
    font-weight: 600;
    color: var(--text-muted);
}

.status-table tr:last-child td {
    border-bottom: none;
}

.status-online {
    color: #10b981;
    font-weight: bold;
}

/* Pricing */
.pricing-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    align-items: center;
}

.price-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
    transition: var(--transition);
}

.price-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.price-card.popular {
    border-color: var(--primary-color);
    border-width: 2px;
    transform: scale(1.05);
}

.price-card.popular:hover {
    transform: scale(1.07);
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.price-card h3 {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 30px;
}

.price span {
    font-size: 1.5rem;
    vertical-align: super;
}

.price-features {
    text-align: left;
    margin-bottom: 30px;
}

.price-features li {
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
    color: var(--text-muted);
}

.price-features li::before {
    content: "✓";
    color: #10b981;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Reviews */
.reviews-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.stars {
    color: #f59e0b;
    margin-bottom: 15px;
}

.review-card p {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.user-info {
    font-weight: 600;
    font-size: 0.9rem;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 20px;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-main);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--text-muted);
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 200px;
}

.faq-item.active .icon {
    transform: rotate(45deg);
}

/* Knowledge Base */
.kb-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.kb-link-card {
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: block;
}

.kb-link-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-3px);
}

.kb-link-card h4 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

.kb-link-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.footer-brand p {
    color: #ccc;
    max-width: 300px;
}

.footer-links h4 {
    margin-bottom: 15px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: #ccc;
}

.footer-links ul li a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #888;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .price-card.popular {
        transform: scale(1);
    }
    .price-card.popular:hover {
        transform: scale(1.02);
    }
}