/* Main Styles */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #8b5cf6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
}

/* Header */
.header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 10px 20px;
    font-weight: 500;
    transition: all 0.2s;
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 24px;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s;
    padding: 8px 0;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}

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

/* Hero Section */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    color: white;
    padding: 80px 20px 60px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.2) 0%, transparent 50%);
    animation: hero-glow 8s ease-in-out infinite alternate;
}

@keyframes hero-glow {
    0% {
        opacity: 0.5;
        filter: blur(40px);
    }
    100% {
        opacity: 1;
        filter: blur(60px);
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -30%;
    right: -20%;
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.3) 30%, transparent 70%);
    border-radius: 50%;
    animation: gradient-pulse 6s ease-in-out infinite;
    filter: blur(80px);
}

.hero-gradient::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: gradient-pulse 8s ease-in-out infinite reverse;
    filter: blur(60px);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
    animation: pattern-move 20s linear infinite;
}

@keyframes pattern-move {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    top: -300px;
    right: -300px;
    animation: float 15s ease-in-out infinite, shape-pulse 4s ease-in-out infinite;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    bottom: -250px;
    left: -250px;
    animation: float 20s ease-in-out infinite reverse, shape-pulse 5s ease-in-out infinite;
}

.shape-3 {
    width: 450px;
    height: 450px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    animation: float 18s ease-in-out infinite, shape-pulse 6s ease-in-out infinite;
}

@keyframes shape-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.4;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.6;
    }
}

@keyframes gradient-pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.1); opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -40px) scale(1.05); }
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

#particles-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 32px;
    color: white;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    animation: badge-shine 3s ease-in-out infinite;
}

.hero-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes badge-shine {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(99, 102, 241, 0.2);
    }
    50% {
        box-shadow: 0 8px 32px rgba(139, 92, 246, 0.4);
    }
}

.badge-icon {
    font-size: 16px;
}

.usage-warning {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(59, 130, 246, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    margin-top: 12px;
    color: white;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.3s ease-in;
}

.usage-warning svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: white;
}

.gradient-text {
    background: linear-gradient(135deg, #a78bfa 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes title-glow {
    0% {
        text-shadow: 0 0 40px rgba(99, 102, 241, 0.5), 0 0 80px rgba(139, 92, 246, 0.3);
    }
    100% {
        text-shadow: 0 0 60px rgba(99, 102, 241, 0.8), 0 0 120px rgba(139, 92, 246, 0.5);
    }
}

.title-line {
    display: block;
    position: relative;
}

.title-highlight {
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 30%, #f472b6 60%, #ffffff 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 5s ease infinite;
    position: relative;
}

.title-highlight::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: blur(20px);
    opacity: 0.7;
    z-index: -1;
    animation: gradient-shift 5s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    max-width: 580px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

.hero-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.4);
}

.hero-actions .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.hero-actions .btn-primary:hover::before {
    left: 100%;
}

.hero-actions .btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.6), 0 0 30px rgba(139, 92, 246, 0.4);
    animation: btn-pulse 2s ease-in-out infinite;
}

@keyframes btn-pulse {
    0%, 100% {
        box-shadow: 0 15px 40px rgba(99, 102, 241, 0.6), 0 0 30px rgba(139, 92, 246, 0.4);
    }
    50% {
        box-shadow: 0 15px 50px rgba(99, 102, 241, 0.8), 0 0 50px rgba(139, 92, 246, 0.6);
    }
}

.hero-actions .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-actions .btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: width 0.3s ease;
}

.hero-actions .btn-secondary:hover::before {
    width: 100%;
}

.hero-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}


.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-feature-item {
    position: relative;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.hero-feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.hero-feature-item svg {
    stroke: #a78bfa;
    filter: drop-shadow(0 0 4px rgba(167, 139, 250, 0.5));
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-1 {
    top: 0;
    left: 0;
    width: 200px;
    animation: float-card 6s ease-in-out infinite;
}

.card-2 {
    top: 120px;
    right: 0;
    width: 200px;
    animation: float-card 8s ease-in-out infinite reverse;
}

.card-3 {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    animation: float-card 7s ease-in-out infinite;
}

@keyframes float-card {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.floating-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.4);
}

.card-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
}

.card-content svg {
    stroke: white;
    opacity: 0.9;
}

.card-content p {
    color: white;
    font-size: 14px;
    font-weight: 500;
    margin: 0;
}

.visual-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2), 0 0 20px rgba(99, 102, 241, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.visual-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    animation: card-shine 3s ease-in-out infinite;
}

@keyframes card-shine {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.visual-card:hover {
    transform: translateY(-12px) scale(1.05);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.4), 0 0 40px rgba(139, 92, 246, 0.3);
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.15);
}

.visual-card-1 {
    top: 0;
    left: 0;
    width: 280px;
    animation: card-float 6s ease-in-out infinite;
}

.visual-card-2 {
    top: 120px;
    right: 0;
    width: 300px;
    animation: card-float 8s ease-in-out infinite reverse;
}

.visual-card-3 {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 260px;
    animation: card-float 7s ease-in-out infinite;
}

@keyframes card-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.card-header {
    margin-bottom: 16px;
}

.card-dots {
    display: flex;
    gap: 6px;
}

.card-dots {
    display: flex;
    gap: 6px;
    position: relative;
}

.card-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    animation: dot-pulse 2s ease-in-out infinite;
}

.card-dots span:nth-child(1) {
    animation-delay: 0s;
}

.card-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.card-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes dot-pulse {
    0%, 100% {
        opacity: 0.4;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.code-snippet {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.8;
}

.code-line {
    margin-bottom: 4px;
}

.code-keyword {
    color: #a78bfa;
    text-shadow: 0 0 10px rgba(167, 139, 250, 0.5);
}

.code-function {
    color: #f472b6;
    text-shadow: 0 0 10px rgba(244, 114, 182, 0.5);
}

.code-string {
    color: #34d399;
    text-shadow: 0 0 10px rgba(52, 211, 153, 0.5);
}

.text-preview {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.text-line {
    height: 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    backdrop-filter: blur(10px);
}

.text-line.short {
    width: 60%;
}

.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
    color: rgba(255, 255, 255, 0.6);
    opacity: 0.8;
}

.image-placeholder svg {
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
    animation: icon-pulse 2s ease-in-out infinite;
}

@keyframes icon-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: var(--radius);
    font-weight: 600;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* Features Section */
.features {
    padding: 60px 20px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
}

@media (max-width: 1600px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .popular-tools-grid,
    .categories-grid,
    .use-cases-grid,
    .benefits-grid {
        grid-template-columns: 1fr !important;
    }
}

.feature-card {
    background: var(--bg-white);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

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

.feature-icon {
    width: 96px;
    height: 96px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 24px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
    min-width: 56px;
    min-height: 56px;
    stroke: var(--primary-color);
    stroke-width: 2.5;
    fill: none;
    transition: all 0.3s ease;
    display: block;
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.feature-card:hover .feature-icon svg {
    stroke: white;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    font-size: 15px;
    flex-grow: 1;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.feature-link:hover {
    gap: 12px;
    color: var(--secondary-color);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: left;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.15);
    border-color: var(--primary-color);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

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

.feature-card {
    position: relative;
}

.feature-card .feature-icon-wrapper,
.feature-card .feature-title,
.feature-card .feature-desc,
.feature-card .feature-link {
    position: relative;
    z-index: 1;
}

.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

.feature-icon-wrapper::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 18px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-card:hover .feature-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

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

.feature-card:hover .feature-icon-wrapper {
    background: transparent;
}

/* 移除重复的 .feature-icon 定义，已在上面定义 */

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.feature-desc {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
    font-size: 15px;
}

.feature-link {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.feature-link svg {
    transition: transform 0.2s ease;
}

.feature-link:hover {
    color: var(--primary-hover);
    gap: 12px;
}

.feature-link:hover svg {
    transform: translateX(6px);
    filter: drop-shadow(0 0 8px currentColor);
}

.feature-stats {
    display: flex;
    gap: 16px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.feature-stats span {
    font-size: 13px;
    color: var(--text-secondary);
    padding: 6px 12px;
    background: var(--bg-light);
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-stats span {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.feature-link {
    position: relative;
    overflow: hidden;
}

.feature-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.feature-link:hover::after {
    width: 100%;
}

/* Showcase Section */
.showcase {
    padding: 60px 20px;
    background: var(--bg-light);
}

.showcase-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 32px;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.tab-btn {
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    border-radius: 50%;
}

.tab-btn:hover::before {
    width: 300px;
    height: 300px;
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
}

.showcase-content {
    position: relative;
    min-height: 600px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.showcase-item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.showcase-item {
    position: relative;
    overflow: hidden;
}

.showcase-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.showcase-item:hover::before {
    left: 100%;
}

.showcase-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.3);
}

.showcase-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.image-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.image-gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    animation: gradient-rotate 8s linear infinite;
}

@keyframes gradient-rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.gradient-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.gradient-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.gradient-4 {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.showcase-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.showcase-item:hover .showcase-overlay {
    opacity: 1;
}

.showcase-info {
    text-align: center;
    color: white;
}

.showcase-info h4 {
    font-size: 20px;
    margin-bottom: 8px;
}

.showcase-info p {
    font-size: 14px;
    opacity: 0.9;
}

.showcase-details {
    padding: 24px;
}

.detail-item {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 14px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 70px;
}

.detail-value {
    color: var(--text-secondary);
    flex: 1;
}

.text-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.text-showcase-item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

.text-showcase-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.text-showcase-header {
    margin-bottom: 20px;
}

.text-type {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-light);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
}

.text-showcase-content h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.text-showcase-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.text-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-secondary);
}

.code-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.code-showcase-item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.code-showcase-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.code-showcase-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.code-language {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
}

.code-type {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 4px 12px;
    background: var(--bg-white);
    border-radius: 12px;
}

.code-showcase-content {
    padding: 24px;
}

.code-showcase-content pre {
    margin: 0;
    background: #1e1e1e;
    border-radius: var(--radius);
    padding: 20px;
    overflow-x: auto;
}

.code-showcase-content code {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #d4d4d4;
}

/* How It Works Section */
.how-it-works {
    padding: 100px 20px;
    background: var(--bg-white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.step-card {
    text-align: center;
    padding: 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.step-card:hover {
    background: var(--bg-white);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* Stats Section */
.stats-section {
    padding: 60px 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 50%, rgba(236, 72, 153, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.stats-section::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: stats-glow 10s ease-in-out infinite;
    pointer-events: none;
}

@keyframes stats-glow {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.stat-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.stat-card:hover .stat-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.stat-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary-color);
    transition: all 0.3s ease;
}

.stat-card:hover .stat-icon svg {
    stroke: white;
}

.stat-number {
    font-size: 56px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), #ec4899);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    line-height: 1;
    animation: stat-number-glow 3s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
    position: relative;
}

.stat-number::after {
    content: attr(data-target);
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: blur(15px);
    opacity: 0.5;
    z-index: -1;
}

@keyframes stat-number-glow {
    0%, 100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.2);
    }
}

.stat-label {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.stat-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Examples Section */
.examples {
    padding: 100px 20px;
    background: var(--bg-white);
}

.examples-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    background: var(--bg-light);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: var(--bg-white);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: transparent;
}

.examples-content {
    max-width: 1000px;
    margin: 0 auto;
}

.example-panel {
    display: none;
}

.example-panel.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.example-item {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 32px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.example-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.example-input,
.example-output {
    margin-bottom: 24px;
}

.example-input:last-child,
.example-output:last-child {
    margin-bottom: 0;
}

.example-input h4,
.example-output h4 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.example-input p {
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 15px;
    background: var(--bg-white);
    padding: 16px;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-color);
}

.example-output p {
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 12px;
}

.example-output p:last-child {
    margin-bottom: 0;
}

.example-output pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 20px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.example-output code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}

/* FAQ Preview Section */
.faq-preview {
    padding: 100px 20px;
    background: var(--bg-light);
}

.faq-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 1000px) and (min-width: 601px) {
    .faq-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .faq-grid {
        grid-template-columns: 1fr !important;
    }
}

.faq-item {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.faq-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

.faq-cta {
    text-align: center;
    margin-top: 48px;
}

/* How It Works Section */
.how-it-works {
    padding: 100px 20px;
    background: var(--bg-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 60px auto 0;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    font-size: 28px;
    font-weight: 800;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.4);
}

.step h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

/* CTA Section */
.cta {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.workflow-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 40px;
    max-width: 1200px;
    margin: 60px auto 0;
    position: relative;
}

.workflow-step {
    flex: 1;
    position: relative;
}

.step-number {
    font-size: 120px;
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: absolute;
    top: -40px;
    left: -20px;
    z-index: 0;
    opacity: 0.3;
}

.step-content {
    background: var(--bg-white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.workflow-step:hover .step-content {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.step-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    position: relative;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
    animation: icon-glow 3s ease-in-out infinite;
}

.step-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 18px;
    opacity: 0.3;
    filter: blur(12px);
    z-index: -1;
    animation: icon-glow 3s ease-in-out infinite;
}

@keyframes icon-glow {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
    }
    50% {
        box-shadow: 0 8px 32px rgba(139, 92, 246, 0.6);
    }
}

.step-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.step-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-size: 15px;
}

.step-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.step-features li {
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
}

.step-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.workflow-connector {
    width: 2px;
    height: 200px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    margin-top: 100px;
    position: relative;
}

.workflow-connector {
    position: relative;
}

.workflow-connector::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    animation: connector-flow 2s ease-in-out infinite;
}

@keyframes connector-flow {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

.workflow-connector::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -4px;
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.6);
    animation: connector-dot 2s ease-in-out infinite;
}

@keyframes connector-dot {
    0%, 100% {
        transform: translateY(-50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateY(-50%) scale(1.3);
        opacity: 0.7;
    }
}

/* Testimonials Section */
.testimonials-section {
    padding: 100px 20px;
    background: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 60px auto 0;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 80px;
    font-weight: 900;
    color: rgba(99, 102, 241, 0.1);
    line-height: 1;
    font-family: Georgia, serif;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.avatar-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.2;
}

.bg-1 {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.bg-2 {
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.bg-3 {
    background: linear-gradient(135deg, #6366f1, #ec4899);
}

.testimonial-avatar span {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    z-index: 1;
}

.testimonial-card:hover .testimonial-avatar {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.testimonial-card:hover .testimonial-avatar .avatar-bg {
    opacity: 0.4;
}

.testimonial-info {
    flex: 1;
}

.testimonial-info h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.testimonial-info p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.testimonial-rating {
    display: flex;
    gap: 4px;
}

.testimonial-rating {
    display: flex;
    gap: 2px;
}

.testimonial-rating svg {
    width: 18px;
    height: 18px;
    fill: #fbbf24;
    filter: drop-shadow(0 0 4px rgba(251, 191, 36, 0.5));
    animation: star-twinkle 2s ease-in-out infinite;
}

.testimonial-rating svg:nth-child(1) { animation-delay: 0s; }
.testimonial-rating svg:nth-child(2) { animation-delay: 0.1s; }
.testimonial-rating svg:nth-child(3) { animation-delay: 0.2s; }
.testimonial-rating svg:nth-child(4) { animation-delay: 0.3s; }
.testimonial-rating svg:nth-child(5) { animation-delay: 0.4s; }

@keyframes star-twinkle {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(0.9);
    }
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 15px;
    position: relative;
    z-index: 1;
}

.testimonial-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.testimonial-tags span {
    padding: 6px 12px;
    background: var(--bg-light);
    border-radius: 20px;
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    padding: 60px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: cta-glow 6s ease-in-out infinite;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: cta-glow 8s ease-in-out infinite reverse;
}

@keyframes cta-glow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.6;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 16px 40px;
    font-size: 16px;
}

.cta-actions .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-actions .btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid white;
}

.cta-actions .btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.cta-features {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
}

.cta-feature svg {
    stroke: rgba(255, 255, 255, 0.9);
}

/* Technology Section */
.technology-section {
    padding: 100px 20px;
    background: var(--bg-white);
}

.technology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 60px auto 0;
}

.tech-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.tech-card:hover::before {
    transform: scaleX(1);
}

.tech-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.tech-card:hover .tech-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.tech-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary-color);
    transition: all 0.3s ease;
}

.tech-card:hover .tech-icon svg {
    stroke: white;
}

.tech-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.tech-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 15px;
}

.tech-detail {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.tech-detail span {
    padding: 6px 14px;
    background: var(--bg-light);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tech-card:hover .tech-detail span {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--primary-color);
}

/* Success Stories Section */
.success-stories-section {
    padding: 100px 20px;
    background: var(--bg-light);
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 60px auto 0;
}

.story-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.story-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.story-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.story-company {
    display: flex;
    align-items: center;
    gap: 16px;
}

.company-logo {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    font-weight: 700;
}

.story-company h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.story-company p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.story-metric {
    text-align: right;
}

.metric-number {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.metric-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.story-content {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
    font-size: 15px;
}

.story-results {
    display: flex;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.result-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.result-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.result-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Integrations Section */
.integrations {
    padding: 80px 20px;
    background: var(--bg-light);
}

.integrations-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 600px) {
    .integrations-grid {
        grid-template-columns: 1fr !important;
    }
}

.integration-item {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.integration-logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.integration-item p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 8px 0 0 0;
    font-weight: 500;
}

.integration-desc {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    margin-top: 8px;
    opacity: 0.7;
}

/* Use Cases Section */
.use-cases {
    padding: 60px 20px;
    background: var(--bg-white);
}

/* Tools Categories Section */
.tools-categories {
    padding: 60px 20px;
    background: var(--bg-light);
}

.categories-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 900px) and (min-width: 601px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .categories-grid {
        grid-template-columns: 1fr !important;
    }
}

.category-card {
    background: var(--bg-white);
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    text-align: center;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.category-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.category-card:hover .category-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.category-card:hover .category-icon svg {
    stroke: white;
}

.category-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.category-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
    margin-bottom: 16px;
}

.category-count {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-light);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-color);
}

.use-cases-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 900px) and (min-width: 601px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .use-cases-grid {
        grid-template-columns: 1fr !important;
    }
}

.use-case-card {
    background: var(--bg-light);
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-white);
    border-color: var(--primary-color);
}

.use-case-icon {
    width: 56px;
    height: 56px;
    padding: 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 14px;
    margin-bottom: 24px;
    stroke: var(--primary-color);
    transition: all 0.3s ease;
}

.use-case-card:hover .use-case-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.use-case-card:hover .use-case-icon svg {
    stroke: white;
}

.use-case-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.use-case-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* Benefits Section */
.benefits {
    padding: 60px 20px;
    background: var(--bg-white);
}

.benefits-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 900px) and (min-width: 601px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .benefits-grid {
        grid-template-columns: 1fr !important;
    }
}

.benefit-card {
    text-align: center;
    padding: 40px 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-white);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 16px;
    stroke: var(--primary-color);
    transition: all 0.3s ease;
}

.benefit-card:hover .benefit-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1);
}

.benefit-card:hover .benefit-icon svg {
    stroke: white;
}

.benefit-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

.benefits-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-item {
    padding: 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.benefit-item:hover {
    background: var(--bg-white);
    border-color: var(--border-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.benefit-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 18px;
    opacity: 0;
    filter: blur(12px);
    transition: opacity 0.3s ease;
    z-index: -1;
}

.benefit-item:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.5);
}

.benefit-item:hover .benefit-icon::before {
    opacity: 0.6;
}

.benefit-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.benefit-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* Use Cases Section */
.use-cases {
    padding: 100px 20px;
    background: var(--bg-light);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.use-case-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.use-case-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.use-case-icon {
    transition: all 0.3s ease;
}

.use-case-card:hover .use-case-icon {
    transform: scale(1.15) rotate(-5deg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.use-case-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary-color);
    transition: all 0.3s ease;
}

.use-case-card:hover .use-case-icon svg {
    stroke: var(--secondary-color);
    filter: drop-shadow(0 0 8px currentColor);
}

.use-case-tags {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.use-case-tags span {
    padding: 4px 12px;
    background: var(--bg-light);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.use-case-card:hover .use-case-tags span {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.image-gradient.gradient-5 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.image-gradient.gradient-6 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.use-case-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.use-case-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* Popular Tools Section */
.popular-tools {
    padding: 60px 20px;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.popular-tools-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 900px) and (min-width: 601px) {
    .popular-tools-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .popular-tools-grid {
        grid-template-columns: 1fr !important;
    }
}

.popular-tool-card {
    background: var(--bg-white);
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.popular-tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.5s ease;
}

.popular-tool-card:hover::before {
    left: 100%;
}

.popular-tool-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

.popular-tool-icon {
    width: 80px;
    height: 80px;
    padding: 18px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.popular-tool-card:hover .popular-tool-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scale(1.1) rotate(5deg);
}

.popular-tool-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--primary-color);
    stroke-width: 2.5;
    transition: all 0.3s ease;
}

.popular-tool-card:hover .popular-tool-icon svg {
    stroke: white;
}

.popular-tool-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.popular-tool-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
    line-height: 1.6;
}

.popular-badge {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: auto;
}

.popular-tool-card:hover .popular-badge {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: transparent;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 18px;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.2s;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Mobile Menu */
.nav-menu.active {
    display: flex;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    border-top: 1px solid var(--border-color);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
}

.nav-menu.active .nav-link {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
    text-align: left;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 0 16px;
        height: 60px;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .logo svg {
        width: 28px;
        height: 28px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-actions {
        gap: 8px;
    }
    
    .header-actions .btn-ghost {
        display: none;
    }
    
    .header-actions {
        gap: 8px;
    }
    
    .btn-ghost {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    .btn-large {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .hero {
        padding: 40px 16px 30px;
        min-height: auto;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-title {
        font-size: 32px;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 15px;
        line-height: 1.6;
    }
    
    .hero-visual {
        height: 250px;
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .showcase-grid,
    .text-showcase-grid,
    .code-showcase-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-title {
        font-size: 28px;
        line-height: 1.3;
    }
    
    .section-subtitle {
        font-size: 15px;
    }
    
    .section-header {
        margin-bottom: 30px;
    }
    
    .features-grid {
        grid-template-columns: 1fr !important;
        gap: 16px;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .feature-icon {
        width: 64px;
        height: 64px;
        margin-bottom: 16px;
    }
    
    .popular-tools-grid,
    .categories-grid,
    .use-cases-grid,
    .benefits-grid,
    .integrations-grid,
    .faq-grid {
        grid-template-columns: 1fr !important;
        gap: 16px;
    }
    
    .category-card,
    .use-case-card,
    .popular-tool-card,
    .benefit-card {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-number {
        font-size: 32px;
    }
    
    .stat-label {
        font-size: 14px;
    }
    
    .steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cta-section {
        padding: 40px 20px;
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
    
    .cta-content p {
        font-size: 16px;
    }
    
    .technology-grid,
    .stories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .story-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .story-metric {
        text-align: left;
    }
    
    .story-results {
        flex-direction: column;
    }
    
    .footer {
        padding: 40px 20px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-section h3 {
        font-size: 18px;
        margin-bottom: 16px;
    }
    
    .footer-links {
        gap: 12px;
    }
    
    .footer-links a {
        font-size: 14px;
    }
    
    .footer-bottom {
        padding-top: 20px;
        font-size: 13px;
    }
    
    .usage-warning {
        padding: 12px 16px;
        font-size: 13px;
    }
    
    .usage-warning svg {
        width: 18px;
        height: 18px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    input[type="text"],
    input[type="email"],
    input[type="password"],
    textarea,
    select {
        font-size: 16px; /* 防止iOS自动缩放 */
        padding: 12px 16px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-label {
        font-size: 14px;
        margin-bottom: 8px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 12px;
        height: 56px;
    }
    
    .logo {
        font-size: 16px;
        gap: 8px;
    }
    
    .logo svg {
        width: 24px;
        height: 24px;
    }
    
    .btn-ghost {
        padding: 6px 10px;
        font-size: 13px;
    }
    
    .btn-large {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .hero {
        padding: 30px 12px 20px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 14px;
    }
    
    .feature-card,
    .category-card,
    .use-case-card,
    .popular-tool-card,
    .benefit-card {
        padding: 16px;
    }
    
    .feature-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 12px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .cta-content h2 {
        font-size: 24px;
    }
    
    .cta-content p {
        font-size: 14px;
    }
    
    .container {
        padding: 0 12px;
    }
    
    .usage-warning {
        padding: 10px 12px;
        font-size: 12px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    input[type="text"],
    input[type="email"],
    input[type="password"],
    textarea,
    select {
        font-size: 16px; /* 防止iOS自动缩放 */
        padding: 10px 14px;
    }
    
    .form-group {
        margin-bottom: 16px;
    }
    
    .form-label {
        font-size: 13px;
        margin-bottom: 6px;
    }
}