/* ==========================================
   NetFusion - Cyber Blue Design System
   純黑 × 科技藍 × 未來主義
   ========================================== */

/* Google Fonts - Premium Typography
   Outfit: Clean, modern, excellent readability
   Space Grotesk: Geometric, tech-forward display font
   Noto Sans TC: Chinese characters (proper aspect ratio)
   ========================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&family=Noto+Sans+TC:wght@400;500;600;700;900&display=swap');

/* CSS Variables - Cyber Blue Theme */
:root {
    /* Primary Colors - Cyber Blue Spectrum */
    --color-primary: #38bdf8;
    /* 科技藍 - 主色調 */
    --color-secondary: #38bdf8;
    /* 同色系 */
    --color-accent: #0ea5e9;
    /* 深藍強調 */
    --color-accent-alt: #7dd3fc;
    /* 亮藍變體 */
    --color-cta: #3b82f6;
    /* 藍色 CTA */
    --color-glow: #38bdf8;
    /* 藍色發光 */

    /* Pure Black Background Palette */
    --color-background: #000000;
    /* 純黑 */
    --color-surface: #050505;
    /* 微亮黑 */
    --color-card: #0a0a0a;
    /* 卡片黑 */
    --color-card-hover: #111111;
    /* 懸停灰 */
    --color-card-alt: #030303;
    /* 最深黑 */

    /* Borders - 藍色邊緣 */
    --color-border: rgba(56, 189, 248, 0.15);
    --color-border-hover: rgba(56, 189, 248, 0.6);
    --color-border-glow: rgba(56, 189, 248, 0.4);

    /* Text Colors - 高對比文字 */
    --color-text: #ffffff;
    /* 純白 */
    --color-text-secondary: #e0e0e0;
    /* 亮灰 */
    --color-text-muted: #888888;
    /* 中灰 */

    /* Status Colors */
    --color-success: #00ff88;
    /* 霓虹綠 */
    --color-warning: #ff6b35;
    /* 橙色 */
    --color-error: #ff4444;
    /* 紅色 */

    /* Cyber Blue Gradients */
    --gradient-title: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #38bdf8 100%);
    --gradient-primary: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    --gradient-cta: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-pink: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    --gradient-card: linear-gradient(135deg, rgba(56, 189, 248, 0.05) 0%, rgba(56, 189, 248, 0.02) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
    --gradient-aurora: linear-gradient(180deg,
            rgba(56, 189, 248, 0.1) 0%,
            rgba(56, 189, 248, 0.05) 50%,
            transparent 100%);
    --gradient-mesh: radial-gradient(at 10% 20%, rgba(56, 189, 248, 0.1) 0px, transparent 50%),
        radial-gradient(at 90% 10%, rgba(56, 189, 248, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 80%, rgba(56, 189, 248, 0.05) 0px, transparent 50%);

    /* Typography - Outfit + Space Grotesk + Noto Sans TC */
    --font-display: 'Space Grotesk', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Outfit', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Space Grotesk', 'Noto Sans TC', ui-monospace, monospace;

    /* Glass Effects - 黑色玻璃 */
    --glass-blur: 20px;
    --glass-bg: rgba(10, 10, 10, 0.9);
    --glass-border: rgba(0, 255, 136, 0.2);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* Shadows - 霓虹發光效果 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.8);
    --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.9);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 1);
    --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.4), 0 0 60px rgba(0, 255, 136, 0.2);
    --shadow-glow-strong: 0 0 40px rgba(0, 255, 136, 0.5), 0 0 80px rgba(0, 255, 136, 0.3);
    --shadow-glow-cta: 0 0 30px rgba(255, 107, 53, 0.5), 0 0 60px rgba(255, 107, 53, 0.3);
    --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(0, 255, 136, 0.1);
    --shadow-aurora: 0 0 30px rgba(0, 255, 136, 0.3), 0 0 60px rgba(0, 255, 136, 0.15);

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 28px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

a,
button,
[role="button"],
.pricing-card,
.feature-card,
.testimonial-card {
    cursor: pointer;
}

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Selection Color */
::selection {
    background: rgba(0, 255, 136, 0.3);
    color: var(--color-text);
}

/* ==========================================
   Animations - 霓虹發光效果
   ========================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* 霓虹脈動效果 */
@keyframes auroraPulse {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.5), 0 0 80px rgba(0, 255, 136, 0.2);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.5);
    }
}

@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* 霓虹波動 */
@keyframes auroraWave {

    0%,
    100% {
        transform: translateY(0) scaleY(1);
        opacity: 0.4;
    }

    50% {
        transform: translateY(-15px) scaleY(1.05);
        opacity: 0.6;
    }
}

/* 漂浮效果 */
@keyframes float {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-15px) scale(1.02);
    }
}

/* 掃描線效果 */
@keyframes scanline {
    0% {
        transform: translateY(-100%);
    }

    100% {
        transform: translateY(100vh);
    }
}

/* 閃爍效果 */
@keyframes twinkle {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.8;
    }
}

/* 脈搏效果 */
@keyframes cyberPulse {

    0%,
    100% {
        text-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
    }

    50% {
        text-shadow: 0 0 20px rgba(56, 189, 248, 0.8), 0 0 40px rgba(56, 189, 248, 0.4);
    }
}

/* ==========================================
   Background Effects - 純黑科技藍
   ========================================== */

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
    background: #000000;
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.5;
}

/* 霓虹綠 - 主光源 */
.glow-1 {
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(0, 255, 136, 0.25) 0%, transparent 70%);
    top: -150px;
    right: 10%;
    animation: auroraWave 10s ease-in-out infinite;
}

/* 霓虹綠 - 次光源 */
.glow-2 {
    width: 500px;
    height: 350px;
    background: radial-gradient(ellipse, rgba(0, 255, 136, 0.2) 0%, transparent 70%);
    bottom: -100px;
    left: 5%;
    animation: auroraWave 12s ease-in-out infinite reverse;
}

/* 極簡光帶 */
.glow-3 {
    width: 400px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(0, 255, 136, 0.15) 0%, transparent 70%);
    top: 40%;
    left: 30%;
    animation: float 15s ease-in-out infinite;
}

/* 裝飾光點 */
.glow-4 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    top: 60%;
    right: 25%;
    animation: twinkle 8s ease-in-out infinite;
}

/* 科技網格 */
.grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

/* ==========================================
   Navigation
   ========================================== */

.navbar {
    position: fixed;
    top: var(--space-md);
    left: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
    padding: var(--space-sm) var(--space-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.98);
    box-shadow: var(--shadow-md), 0 0 30px rgba(0, 255, 136, 0.1);
    border-color: var(--color-border-hover);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

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

.logo-icon {
    width: 36px;
    height: 36px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

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

.nav-links a {
    position: relative;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-sm) 0;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text);
}

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

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

/* ==========================================
   Buttons
   ========================================== */

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: var(--gradient-primary);
    background-size: 200% 200%;
    color: #030712;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 150ms ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    background-position: 100% 100%;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(0);
}

/* CTA Button - 生物發光效果按鈕 */
.btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: var(--gradient-cta);
    background-size: 200% 200%;
    color: #030712;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-cta);
    background-position: 100% 100%;
}

.btn-cta:active {
    transform: translateY(0);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--color-text);
    padding: 14px 28px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-normal);
}

.btn-secondary:hover {
    border-color: transparent;
    background: rgba(0, 255, 136, 0.1);
}

.btn-secondary:hover::before {
    opacity: 0.2;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--color-text-secondary);
    padding: 14px 20px;
    border-radius: var(--radius-lg);
    border: none;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-ghost:hover {
    color: var(--color-primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 15px;
}

.btn-full {
    width: 100%;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
}

.mobile-menu span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 160px 0 100px;
    background: var(--color-background);
    overflow: hidden;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content {
    max-width: 600px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(44px, 5.5vw, 64px);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Gradient Text with Animation */
.gradient-text {
    background: var(--gradient-title);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientFlow 4s ease infinite;
}

.hero-description {
    font-size: 18px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-stats {
    display: flex;
    gap: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 500;
}

.hero-visual {
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.dashboard-image {
    width: 100%;
    max-width: 600px;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transition: all var(--transition-slow);
}

.dashboard-image:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow-strong);
}

/* ==========================================
   Logos Section
   ========================================== */

.logos-section {
    padding: var(--space-3xl) 0;
    background: var(--color-background);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.logos-title {
    text-align: center;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
}

.logos-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-3xl);
}

.logo-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 500;
    opacity: 0.5;
    transition: all var(--transition-normal);
}

.logo-item:hover {
    opacity: 1;
    color: var(--color-primary);
}

/* ==========================================
   Section Styles
   ========================================== */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-badge {
    display: inline-block;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 8px 18px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.section-title {
    font-size: clamp(36px, 4.5vw, 52px);
    font-weight: 800;
    margin-bottom: var(--space-md);
    letter-spacing: -0.03em;
}

.section-description {
    font-size: 18px;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ==========================================
   Features Section
   ========================================== */

.features-section {
    padding: 120px 0;
    background: var(--color-background);
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: var(--gradient-glow);
    pointer-events: none;
}

.features-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    position: relative;
}

.feature-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--space-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg) var(--space-xl);
    transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-card);
    opacity: 0;
    transition: opacity 200ms ease;
}

.feature-card:hover {
    border-color: var(--color-border-hover);
    transform: translateX(8px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(0, 255, 136, 0.15);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card.featured {
    grid-template-columns: 1fr 1fr;
    gap: 0;
    padding: 0;
    overflow: hidden;
    margin-bottom: var(--space-lg);
    border-color: var(--color-border-glow);
}

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

.feature-card.featured .feature-image {
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-card-alt) 0%, var(--color-card) 100%);
    position: relative;
    overflow: hidden;
}

.feature-card.featured .feature-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    opacity: 0.5;
}

.feature-card.featured .feature-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 1;
    transition: transform var(--transition-slow);
}

.feature-card.featured:hover .feature-image img {
    transform: scale(1.05);
}

.feature-card.featured .feature-content {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.feature-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    position: relative;
    z-index: 1;
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
    border-color: var(--color-border-hover);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.feature-card>p,
.feature-content>p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.feature-card .arrow-icon {
    width: 24px;
    height: 24px;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    position: relative;
    z-index: 1;
}

.feature-card:hover .arrow-icon {
    color: var(--color-primary);
    transform: translateX(6px);
}

.feature-list {
    list-style: none;
    margin-top: var(--space-lg);
}

.feature-list li {
    padding: var(--space-sm) 0;
    font-size: 14px;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.feature-list li::before {
    content: '→';
    color: var(--color-primary);
    font-weight: 600;
}

/* ==========================================
   Analytics Section
   ========================================== */

.analytics-section {
    padding: 120px 0;
    background: var(--color-surface);
    position: relative;
    overflow: hidden;
}

.analytics-section::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.analytics-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.analytics-text h2 {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.analytics-text>p {
    font-size: 17px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.analytics-features {
    list-style: none;
}

.analytics-features li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    font-size: 15px;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.analytics-features li:hover {
    color: var(--color-text);
    transform: translateX(4px);
}

.analytics-features li svg {
    stroke: var(--color-primary);
    flex-shrink: 0;
}

.analytics-image {
    position: relative;
}

.analytics-image img {
    width: 100%;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-slow);
}

.analytics-image:hover img {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ==========================================
   Pricing Section
   ========================================== */

.pricing-section {
    padding: 120px 0;
    background: var(--color-background);
    position: relative;
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.toggle-label {
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.toggle-label.active {
    color: var(--color-text);
}

.save-badge {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
}

.toggle {
    position: relative;
    width: 52px;
    height: 28px;
}

.toggle input {
    display: none;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--color-card);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid var(--color-border);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    transition: transform var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0, 255, 136, 0.4);
}

.toggle input:checked+.toggle-slider::before {
    transform: translateX(24px);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.pricing-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.pricing-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-card), 0 0 40px rgba(0, 255, 136, 0.15);
}

.pricing-card.popular {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--glass-bg) 0%, rgba(0, 255, 136, 0.08) 100%);
}

.pricing-card.popular:hover {
    box-shadow: var(--shadow-glow);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: #000;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.pricing-header p {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    margin-bottom: var(--space-lg);
}

.price-currency {
    font-size: 20px;
    color: var(--color-text-muted);
    font-weight: 500;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 52px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-left: var(--space-xs);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.pricing-features li.disabled {
    color: var(--color-text-muted);
    opacity: 0.5;
}

/* ==========================================
   Testimonials Section
   ========================================== */

.testimonials-section {
    padding: 120px 0;
    background: var(--color-surface);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.testimonial-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(0, 255, 136, 0.15);
}

.stars {
    color: var(--color-warning);
    margin-bottom: var(--space-md);
    letter-spacing: 4px;
    font-size: 16px;
}

.testimonial-card>p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: var(--color-primary);
}

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

.author-name {
    font-weight: 600;
    font-size: 14px;
}

.author-title {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* ==========================================
   CTA Section
   ========================================== */

.cta-section {
    padding: 120px 0;
    background: var(--color-background);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 400px;
    background: var(--gradient-glow);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    max-width: 650px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.cta-content>p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

/* ==========================================
   Footer
   ========================================== */

.footer {
    padding: var(--space-4xl) 0 var(--space-xl);
    background: var(--color-background);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand .logo-text {
    font-size: 22px;
}

.footer-brand p {
    margin-top: var(--space-md);
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-links a {
    display: block;
    font-size: 14px;
    color: var(--color-text-muted);
    text-decoration: none;
    padding: var(--space-xs) 0;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

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

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

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

    .feature-card .arrow-icon {
        display: none;
    }

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

    .analytics-content {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin: 0 auto;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {

    .nav-links,
    .nav-actions {
        display: none;
    }

    .mobile-menu {
        display: flex;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .feature-card {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .feature-icon {
        margin: 0 auto var(--space-md);
    }

    .cta-actions {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .glow-1,
    .glow-2 {
        display: none;
    }
}

/* ==========================================
   Network Graphics - Geometric Visualization
   ========================================== */

/* Network Container */
.network-visual {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 400px;
}

.network-svg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

/* Network Node Styles */
.network-node {
    fill: var(--color-primary);
    filter: drop-shadow(0 0 8px var(--color-primary));
}

.network-node-core {
    fill: #000;
    stroke: var(--color-primary);
    stroke-width: 2;
}

.network-node-glow {
    fill: var(--color-primary);
    opacity: 0.3;
    animation: nodeGlow 3s ease-in-out infinite;
}

.network-line {
    stroke: var(--color-primary);
    stroke-width: 1;
    opacity: 0.4;
    stroke-dasharray: 5 5;
    animation: lineFlow 20s linear infinite;
}

.network-line-active {
    stroke: var(--color-primary);
    stroke-width: 2;
    opacity: 0.8;
    filter: drop-shadow(0 0 4px var(--color-primary));
}

/* Data Flow Particles */
.data-particle {
    fill: var(--color-primary);
    filter: drop-shadow(0 0 6px var(--color-primary));
}

/* Network Animations */
@keyframes nodeGlow {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

@keyframes lineFlow {
    0% {
        stroke-dashoffset: 0;
    }

    100% {
        stroke-dashoffset: -100;
    }
}

@keyframes particleMove {
    0% {
        offset-distance: 0%;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        offset-distance: 100%;
        opacity: 0;
    }
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 0.8;
    }

    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Hero Network Background */
.hero-network {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 55%;
    height: 100%;
    opacity: 0.8;
    pointer-events: none;
}

/* Network Card Decoration */
.network-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    opacity: 0.5;
    pointer-events: none;
}

/* Animated Data Flow */
.data-flow-container {
    position: relative;
    overflow: hidden;
}

.data-flow-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--color-primary) 50%, transparent 100%);
    animation: dataFlowHorizontal 3s ease-in-out infinite;
}

@keyframes dataFlowHorizontal {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Stats Network Ring */
.stat-ring {
    position: relative;
}

.stat-ring::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    animation: pulseRing 3s ease-out infinite;
}

/* Feature Network Lines */
.feature-network-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.3;
    pointer-events: none;
}

.feature-network-bg::before,
.feature-network-bg::after {
    content: '';
    position: absolute;
    width: 200%;
    height: 1px;
    background: linear-gradient(90deg,
            transparent 0%,
            var(--color-primary) 25%,
            var(--color-primary) 75%,
            transparent 100%);
    opacity: 0.3;
}

.feature-network-bg::before {
    top: 30%;
    left: -50%;
    transform: rotate(-5deg);
}

.feature-network-bg::after {
    bottom: 30%;
    left: -50%;
    transform: rotate(5deg);
}

/* ==========================================
   Showcase Section Styles
   ========================================== */
.showcase-section {
    position: relative;
}

.showcase-item {
    cursor: pointer;
}

.showcase-item:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card);
}

.showcase-item img {
    transition: transform 0.3s ease;
}

.showcase-item:hover img {
    transform: scale(1.05);
}

/* Hero floating card animation */
.hero-floating-card {
    animation: float 3s ease-in-out infinite;
}

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

/* Hero visual container */
.hero-visual {
    position: relative;
}

/* Responsive showcase grid */
@media (max-width: 1024px) {
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 768px) {
    .showcase-grid {
        grid-template-columns: 1fr !important;
    }

    .hero-floating-card {
        display: none;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}