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

html {
	scroll-behavior: smooth;
}

body {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	line-height: 1.6;
	color: #333;
	overflow-x: hidden;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

/* Color Variables */
:root {
	--primary-color: #00b38a;
	--secondary-color: #eaffd0;
	--accent-color: #fce38a;
	--warning-color: #f38181;
	--primary-gradient: linear-gradient(135deg, #00b38a 0%, #eaffd0 100%);
	--accent-gradient: linear-gradient(135deg, #fce38a 0%, #00b38a 100%);
	--warning-gradient: linear-gradient(135deg, #f38181 0%, #fce38a 100%);
}

/* Typography */
.gradient-text {
	background: var(--primary-gradient);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.section-title {
	font-size: 2.5rem;
	font-weight: 700;
	text-align: center;
	margin-bottom: 1rem;
	color: #1a202c;
}

.section-subtitle {
	font-size: 1.1rem;
	text-align: center;
	color: #718096;
	margin-bottom: 3rem;
	line-height: 1.8;
}

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 12px 24px;
	border-radius: 8px;
	text-decoration: none;
	font-weight: 600;
	font-size: 0.95rem;
	transition: all 0.3s ease;
	border: none;
	cursor: pointer;
}

.btn-primary {
	background: var(--primary-gradient);
	color: #2d3748;
	box-shadow: 0 4px 15px rgba(149, 225, 211, 0.4);
	font-weight: 600;
}

.btn-primary:hover {
	transform: translateY(-3px) scale(1.05);
	box-shadow: 0 10px 30px rgba(149, 225, 211, 0.6);
	background: var(--accent-gradient);
	animation: pulse 0.6s ease-in-out;
}

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

.btn-secondary:hover {
	background: var(--primary-color);
	color: #2d3748;
	transform: translateY(-2px);
}

.btn-large {
	padding: 16px 32px;
	font-size: 1.1rem;
}

.btn-full {
	width: 100%;
	justify-content: center;
}

/* Navigation */
.navbar {
	position: fixed;
	top: 0;
	width: 100%;
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
	z-index: 1000;
	transition: all 0.3s ease;
}

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

.nav-logo {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--primary-color);
	cursor: pointer;
	transition: transform 0.3s ease;
}

.nav-logo:hover {
	transform: scale(1.05);
}

.nav-logo .logo-img {
	height: 45px;
	width: auto;
	object-fit: contain;
	transition: transform 0.3s ease;
}

.nav-logo:hover .logo-img {
	transform: rotate(5deg);
}

.nav-logo i {
	font-size: 1.8rem;
}

.nav-menu {
	display: flex;
	gap: 2rem;
}

.nav-link {
	text-decoration: none;
	color: #4a5568;
	font-weight: 500;
	transition: color 0.3s ease;
	position: relative;
}

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

.nav-link::after {
	content: '';
	position: absolute;
	bottom: -5px;
	left: 0;
	width: 0;
	height: 2px;
	background: var(--primary-color);
	transition: width 0.3s ease;
}

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

.nav-toggle {
	display: none;
	flex-direction: column;
	cursor: pointer;
}

.bar {
	width: 25px;
	height: 3px;
	background: #4a5568;
	margin: 3px 0;
	transition: 0.3s;
}

/* Hero Section */
.hero {
	min-height: 100vh;
	display: flex;
	align-items: center;
	position: relative;
	overflow: hidden;
	padding-top: 70px;
}

.hero-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: center;
	position: relative;
	z-index: 2;
}

.hero-content {
	animation: fadeInUp 1s ease-out;
}

.hero-brand {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	margin-bottom: 1rem;
}

.hero-logo {
	height: 80px;
	width: auto;
	object-fit: contain;
	animation: float 3s ease-in-out infinite;
	filter: drop-shadow(0 4px 15px rgba(149, 225, 211, 0.3));
}

@keyframes float {

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

	50% {
		transform: translateY(-10px);
	}
}

.hero-title {
	font-size: 3.5rem;
	font-weight: 800;
	line-height: 1.2;
	margin-bottom: 1.5rem;
	color: #1a202c;
}

/* 打字机效果 */
.typewriter {
	display: inline-block;
	min-width: 2ch;
}

.cursor {
	display: inline-block;
	animation: blink 1s step-end infinite;
	color: var(--primary-color);
	font-weight: 400;
	margin-left: 2px;
}

@keyframes blink {

	0%,
	50% {
		opacity: 1;
	}

	51%,
	100% {
		opacity: 0;
	}
}

.hero-subtitle {
	font-size: 1.2rem;
	color: #718096;
	margin-bottom: 2.5rem;
	line-height: 1.8;
}

.hero-buttons {
	display: flex;
	gap: 1rem;
	margin-bottom: 3rem;
}

.hero-stats {
	display: flex;
	gap: 2rem;
}

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

.stat-number {
	display: block;
	font-size: 2rem;
	font-weight: 700;
	color: var(--primary-color);
	transition: transform 0.3s ease;
}

.stat-number.counting {
	animation: countUp 0.5s ease-out;
}

@keyframes countUp {
	0% {
		transform: translateY(10px);
		opacity: 0;
	}

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

.stat-label {
	font-size: 0.9rem;
	color: #718096;
}

.hero-visual {
	position: relative;
	animation: fadeInRight 1s ease-out 0.3s both;
}

.hero-image {
	position: relative;
	border-radius: 20px;
	overflow: hidden;
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.dashboard-img {
	width: 100%;
	height: auto;
	display: block;
}

.floating-card {
	position: absolute;
	background: white;
	padding: 1rem 1.5rem;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-weight: 600;
	color: #4a5568;
	animation: float 3s ease-in-out infinite;
}

.floating-card i {
	color: var(--primary-color);
	font-size: 1.2rem;
}

.card-1 {
	top: 20%;
	left: -10%;
	animation-delay: 0s;
}

.card-2 {
	top: 60%;
	right: -15%;
	animation-delay: 1s;
}

.card-3 {
	bottom: 10%;
	left: -5%;
	animation-delay: 2s;
}

.hero-background {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1;
}

.bg-gradient {
	position: absolute;
	top: 0;
	right: 0;
	width: 50%;
	height: 100%;
	background: linear-gradient(135deg, rgba(149, 225, 211, 0.15) 0%, rgba(234, 255, 208, 0.15) 100%);
	border-radius: 0 0 0 50%;
}

.bg-pattern {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: radial-gradient(circle at 25% 25%, rgba(149, 225, 211, 0.1) 0%, transparent 50%),
		radial-gradient(circle at 75% 75%, rgba(252, 227, 138, 0.1) 0%, transparent 50%);
}

/* Features Section */
.features {
	padding: 100px 0;
	background: #f8fafc;
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 2rem;
}

.feature-card {
	background: white;
	padding: 2.5rem;
	border-radius: 16px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
	transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
	border: 1px solid rgba(0, 0, 0, 0.05);
	position: relative;
	overflow: hidden;
}

.feature-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(149, 225, 211, 0.1), transparent);
	transition: left 0.6s ease;
}

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

.feature-card:hover {
	transform: translateY(-8px) scale(1.02);
	box-shadow: 0 15px 50px rgba(149, 225, 211, 0.2);
}

.feature-icon {
	width: 60px;
	height: 60px;
	background: var(--primary-gradient);
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 1.5rem;
}

.feature-icon i {
	font-size: 1.5rem;
	color: white;
}

.feature-title {
	font-size: 1.5rem;
	font-weight: 700;
	margin-bottom: 1rem;
	color: #1a202c;
}

.feature-description {
	color: #718096;
	margin-bottom: 1.5rem;
	line-height: 1.7;
}

.feature-list {
	list-style: none;
}

.feature-list li {
	padding: 0.5rem 0;
	color: #4a5568;
	position: relative;
	padding-left: 1.5rem;
}

.feature-list li::before {
	content: '✓';
	position: absolute;
	left: 0;
	color: var(--primary-color);
	font-weight: bold;
}

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

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

@keyframes fadeInRight {
	from {
		opacity: 0;
		transform: translateX(30px);
	}

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

@keyframes float {

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

	50% {
		transform: translateY(-10px);
	}
}

/* Showcase Section */
.showcase {
	padding: 100px 0;
	background: white;
}

.showcase-tabs {
	max-width: 1000px;
	margin: 0 auto;
}

.tab-buttons {
	display: flex;
	justify-content: center;
	gap: 1rem;
	margin-bottom: 3rem;
	flex-wrap: wrap;
}

.tab-btn {
	padding: 12px 24px;
	background: transparent;
	border: 2px solid #e2e8f0;
	border-radius: 8px;
	color: #718096;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
	background: var(--primary-color);
	border-color: var(--primary-color);
	color: #2d3748;
}

.tab-content {
	position: relative;
}

.tab-panel {
	display: none;
	animation: fadeInUp 0.5s ease-out;
}

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

.showcase-item {
	display: grid;
	/* 黄金比例分割：info占38.2%，image占61.8% */
	grid-template-columns: 0.618fr 1fr;
	gap: 3rem;
	align-items: center;
}

/* 全宽展示项（无图片） */
.showcase-item-full {
	grid-template-columns: 1fr;
	max-width: 100%;
}

/* 交替布局 - 偶数sections(2,4,6,8,10)图片在左边 */
/* 默认layout: info 0.618fr | image 1fr，info在左，image在右 */

/* 偶数sections (Publish, Collaboration, Data, Analytics, Models) - 图片在左 */
.showcase-publish .showcase-item,
.showcase-collaboration .showcase-item,
.showcase-data .showcase-item,
.showcase-analytics .showcase-item,
.showcase-models .showcase-item {
	grid-template-columns: 1fr 0.618fr;
}

.showcase-publish .showcase-image,
.showcase-collaboration .showcase-image,
.showcase-data .showcase-image,
.showcase-analytics .showcase-image,
.showcase-models .showcase-image {
	order: -1;
}

/* 不同 showcase 部分的背景 - 白、绿、蓝三色配色 */
.showcase-ai {
	background: white;
}

.showcase-publish {
	background: linear-gradient(135deg, #f0fdf4 0%, #f8fafc 100%);
}

.showcase-security {
	background: linear-gradient(135deg, #dbeafe 0%, #f8fafc 100%);
}

.showcase-collaboration {
	background: white;
}

.showcase-project {
	background: linear-gradient(135deg, #f0fdf4 0%, #f8fafc 100%);
}

.showcase-data {
	background: linear-gradient(135deg, #dbeafe 0%, #f8fafc 100%);
}

.showcase-batch {
	background: white;
}

.showcase-analytics {
	background: linear-gradient(135deg, #f0fdf4 0%, #f8fafc 100%);
}

.showcase-points {
	background: linear-gradient(135deg, #dbeafe 0%, #f8fafc 100%);
}

.showcase-models {
	background: white;
}

.showcase-more {
	background: linear-gradient(135deg, #f0fdf4 0%, #f8fafc 100%);
}

.showcase-image {
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
	position: relative;
	cursor: pointer;
	transition: all 0.4s ease;
}

.showcase-image:hover {
	transform: translateY(-5px);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.showcase-image img {
	width: 100%;
	height: auto;
	display: block;
	transition: transform 0.4s ease;
}

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

.showcase-image img {
	cursor: pointer;
	transition: all 0.3s ease;
}

.showcase-image img:hover::after {
	content: '🔍 点击放大查看';
	position: absolute;
	bottom: 10px;
	left: 50%;
	transform: translateX(-50%);
	background: rgba(0, 0, 0, 0.8);
	color: white;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.9rem;
	white-space: nowrap;
	z-index: 10;
}

.showcase-image::after {
	content: '🔍 点击放大查看';
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	background: rgba(149, 225, 211, 0.95);
	color: white;
	padding: 12px 20px;
	border-radius: 25px;
	font-size: 14px;
	font-weight: 600;
	opacity: 0;
	transition: opacity 0.3s ease;
	pointer-events: none;
	backdrop-filter: blur(10px);
	box-shadow: 0 4px 15px rgba(149, 225, 211, 0.3);
}

.showcase-image:hover::after {
	opacity: 1;
}

.showcase-info h3 {
	font-size: 1.8rem;
	font-weight: 700;
	margin-bottom: 1rem;
	color: #1a202c;
}

.showcase-info p {
	color: #718096;
	margin-bottom: 1.5rem;
	line-height: 1.7;
}

.showcase-info ul {
	list-style: none;
}

.showcase-info li {
	padding: 0.5rem 0;
	color: #4a5568;
	position: relative;
	padding-left: 1.5rem;
}

.showcase-info li::before {
	content: '→';
	position: absolute;
	left: 0;
	color: var(--primary-color);
	font-weight: bold;
}

/* Use Cases Section */
.use-cases {
	padding: 100px 0;
	background: #f8fafc;
}

.use-cases-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
	gap: 2rem;
}

.use-case-card {
	background: white;
	padding: 2rem;
	border-radius: 16px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
	transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
	text-align: center;
	position: relative;
	overflow: hidden;
}

.use-case-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(252, 227, 138, 0.1), transparent);
	transition: left 0.6s ease;
}

.use-case-card:hover::before {
	left: 100%;
}

.use-case-card:hover {
	transform: translateY(-8px) scale(1.02);
	box-shadow: 0 15px 50px rgba(252, 227, 138, 0.2);
}

.use-case-icon {
	width: 80px;
	height: 80px;
	background: var(--accent-gradient);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 1.5rem;
}

.use-case-icon i {
	font-size: 2rem;
	color: white;
}

.use-case-card h3 {
	font-size: 1.5rem;
	font-weight: 700;
	margin-bottom: 1rem;
	color: #1a202c;
}

.use-case-card p {
	color: #718096;
	margin-bottom: 1.5rem;
	line-height: 1.7;
}

.use-case-features {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	justify-content: center;
}

.feature-tag {
	background: rgba(149, 225, 211, 0.2);
	color: #2d3748;
	padding: 0.25rem 0.75rem;
	border-radius: 20px;
	font-size: 0.85rem;
	font-weight: 500;
}

/* Testimonials Section */
.testimonials {
	padding: 100px 0;
	background: white;
}

.testimonials-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
	gap: 2rem;
}

.testimonial-card {
	background: #f8fafc;
	padding: 2rem;
	border-radius: 16px;
	border-left: 4px solid var(--primary-color);
	transition: all 0.3s ease;
}

.testimonial-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
	margin-bottom: 1.5rem;
}

.stars {
	display: flex;
	gap: 0.25rem;
	margin-bottom: 1rem;
}

.stars i {
	color: #fbbf24;
}

.testimonial-content p {
	color: #4a5568;
	line-height: 1.7;
	font-style: italic;
}

.testimonial-author {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.author-avatar {
	width: 50px;
	height: 50px;
	border-radius: 50%;
	overflow: hidden;
}

.author-avatar img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.author-info h4 {
	font-weight: 600;
	color: #1a202c;
	margin-bottom: 0.25rem;
}

.author-info span {
	color: #718096;
	font-size: 0.9rem;
}

/* CTA Section */
.cta {
	padding: 100px 0;
	background: var(--primary-gradient);
	color: #2d3748;
	text-align: center;
}

.cta-title {
	font-size: 2.5rem;
	font-weight: 700;
	margin-bottom: 1rem;
}

.cta-subtitle {
	font-size: 1.2rem;
	margin-bottom: 2.5rem;
	opacity: 0.9;
	line-height: 1.8;
}

.cta-buttons {
	display: flex;
	justify-content: center;
	gap: 1rem;
	margin-bottom: 2rem;
	flex-wrap: wrap;
}

.cta .btn-primary {
	background: white;
	color: var(--primary-color);
	box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.cta .btn-primary:hover {
	background: var(--secondary-color);
	color: #2d3748;
}

.cta .btn-secondary {
	border-color: #2d3748;
	color: #2d3748;
}

.cta .btn-secondary:hover {
	background: #2d3748;
	color: white;
}

.cta-features {
	display: flex;
	justify-content: center;
	gap: 2rem;
	flex-wrap: wrap;
}

.cta-feature {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	opacity: 0.9;
}

.cta-feature i {
	color: #10b981;
}

/* Contact Section */
.contact {
	padding: 100px 0;
	background: #f8fafc;
}

.contact-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: start;
}

.contact-item {
	display: flex;
	align-items: flex-start;
	gap: 1rem;
	margin-bottom: 2rem;
}

.contact-icon {
	width: 50px;
	height: 50px;
	background: var(--accent-gradient);
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

.contact-icon i {
	color: white;
	font-size: 1.2rem;
}

.contact-details h3 {
	font-size: 1.2rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
	color: #1a202c;
}

.contact-details p {
	color: #718096;
	margin-bottom: 0.25rem;
}

.contact-form {
	background: white;
	padding: 2.5rem;
	border-radius: 16px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
	margin-bottom: 1.5rem;
}

.form-input {
	width: 100%;
	padding: 12px 16px;
	border: 2px solid #e2e8f0;
	border-radius: 8px;
	font-size: 1rem;
	transition: border-color 0.3s ease;
	background: white;
}

.form-input:focus {
	outline: none;
	border-color: var(--primary-color);
}

.form-input::placeholder {
	color: #a0aec0;
}

/* Footer */
.footer {
	background: #1a202c;
	color: white;
	padding: 60px 0 20px;
}

.footer-content {
	display: grid;
	grid-template-columns: 2fr 1fr 1fr 1fr;
	gap: 2rem;
	margin-bottom: 2rem;
}

.footer-logo {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--primary-color);
	margin-bottom: 1rem;
}

.footer-logo .footer-logo-img {
	height: 40px;
	width: auto;
	object-fit: contain;
	filter: brightness(1.1);
}

.footer-logo i {
	font-size: 1.8rem;
}

.footer-description {
	color: #a0aec0;
	margin-bottom: 1.5rem;
	line-height: 1.7;
}

.social-links {
	display: flex;
	gap: 1rem;
}

.social-link {
	width: 40px;
	height: 40px;
	background: rgba(149, 225, 211, 0.2);
	border-radius: 8px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--primary-color);
	text-decoration: none;
	transition: all 0.3s ease;
}

.social-link:hover {
	background: var(--primary-color);
	color: #2d3748;
	transform: translateY(-2px);
}

.footer-title {
	font-size: 1.1rem;
	font-weight: 600;
	margin-bottom: 1rem;
	color: white;
}

.footer-links {
	list-style: none;
}

.footer-links li {
	margin-bottom: 0.5rem;
}

.footer-links a {
	color: #a0aec0;
	text-decoration: none;
	transition: color 0.3s ease;
}

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

.footer-bottom {
	border-top: 1px solid #2d3748;
	padding-top: 2rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 1rem;
}

.footer-copyright p {
	color: #a0aec0;
	margin: 0;
}

.footer-trust {
	max-width: 800px;
	line-height: 1.6;
	padding: 0.75rem 1rem;
	background: rgba(149, 225, 211, 0.1);
	border-radius: 8px;
	border-left: 3px solid var(--primary-color);
}

.footer-legal {
	display: flex;
	gap: 1.5rem;
}

.footer-legal a {
	color: #a0aec0;
	text-decoration: none;
	font-size: 0.9rem;
	transition: color 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
	.hero-container {
		grid-template-columns: 1fr;
		gap: 2rem;
		text-align: center;
	}

	.hero-title {
		font-size: 3rem;
	}

	.showcase-item {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.contact-grid {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.footer-content {
		grid-template-columns: 1fr 1fr;
		gap: 2rem;
	}
}

@media (max-width: 768px) {
	.nav-menu {
		position: fixed;
		left: -100%;
		top: 70px;
		flex-direction: column;
		background-color: white;
		width: 100%;
		text-align: center;
		transition: 0.3s;
		box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
		padding: 2rem 0;
	}

	.nav-menu.active {
		left: 0;
	}

	.nav-toggle {
		display: flex;
	}

	.nav-toggle.active .bar:nth-child(2) {
		opacity: 0;
	}

	.nav-toggle.active .bar:nth-child(1) {
		transform: translateY(8px) rotate(45deg);
	}

	.nav-toggle.active .bar:nth-child(3) {
		transform: translateY(-8px) rotate(-45deg);
	}

	.nav-logo .logo-img {
		height: 35px;
	}

	.hero-brand {
		flex-direction: column;
		align-items: flex-start;
		gap: 1rem;
	}

	.hero-logo {
		height: 60px;
	}

	.hero-title {
		font-size: 2.5rem;
	}

	.hero-buttons {
		flex-direction: column;
		align-items: center;
	}

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

	.section-title {
		font-size: 2rem;
	}

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

	.use-cases-grid {
		grid-template-columns: 1fr;
	}

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

	.tab-buttons {
		flex-direction: column;
		align-items: center;
	}

	.tab-btn {
		width: 200px;
	}

	.cta-title {
		font-size: 2rem;
	}

	.cta-buttons {
		flex-direction: column;
		align-items: center;
	}

	.cta-features {
		flex-direction: column;
		align-items: center;
	}

	.footer-content {
		grid-template-columns: 1fr;
		text-align: center;
	}

	.footer-bottom {
		flex-direction: column;
		text-align: center;
	}

	.floating-card {
		display: none;
	}
}

@media (max-width: 480px) {
	.container {
		padding: 0 15px;
	}

	.nav-logo .logo-img {
		height: 30px;
	}

	.nav-logo {
		font-size: 1.2rem;
	}

	.hero-logo {
		height: 50px;
	}

	.hero-title {
		font-size: 2rem;
	}

	.hero-subtitle {
		font-size: 1rem;
	}

	.footer-logo .footer-logo-img {
		height: 32px;
	}

	.section-title {
		font-size: 1.8rem;
	}

	.btn {
		padding: 10px 20px;
		font-size: 0.9rem;
	}

	.btn-large {
		padding: 14px 28px;
		font-size: 1rem;
	}

	.feature-card,
	.use-case-card,
	.testimonial-card {
		padding: 1.5rem;
	}

	.contact-form {
		padding: 2rem;
	}
}

/* Utility Classes */
.text-center {
	text-align: center;
}

.mb-1 {
	margin-bottom: 0.25rem;
}

.mb-2 {
	margin-bottom: 0.5rem;
}

.mb-3 {
	margin-bottom: 1rem;
}

.mb-4 {
	margin-bottom: 1.5rem;
}

.mb-5 {
	margin-bottom: 2rem;
}

.mt-1 {
	margin-top: 0.25rem;
}

.mt-2 {
	margin-top: 0.5rem;
}

.mt-3 {
	margin-top: 1rem;
}

.mt-4 {
	margin-top: 1.5rem;
}

.mt-5 {
	margin-top: 2rem;
}

/* Loading Animation */
.loading {
	display: inline-block;
	width: 20px;
	height: 20px;
	border: 3px solid rgba(255, 255, 255, 0.3);
	border-radius: 50%;
	border-top-color: #fff;
	animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

/* Image Modal */
.image-modal {
	display: none;
	position: fixed;
	z-index: 9999;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.9);
	backdrop-filter: blur(5px);
	animation: fadeIn 0.3s ease;
}

.image-modal.active {
	display: flex;
	align-items: center;
	justify-content: center;
}

.modal-content {
	position: relative;
	max-width: 90%;
	max-height: 90%;
	animation: zoomIn 0.3s ease;
}

.modal-content img {
	width: 100%;
	height: auto;
	border-radius: 12px;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-close {
	position: absolute;
	top: -40px;
	right: 0;
	color: white;
	font-size: 30px;
	font-weight: bold;
	cursor: pointer;
	background: rgba(149, 225, 211, 0.8);
	width: 40px;
	height: 40px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s ease;
}

.modal-close:hover {
	background: var(--primary-color);
	transform: scale(1.1);
}

.modal-caption {
	position: absolute;
	bottom: -50px;
	left: 0;
	right: 0;
	color: white;
	text-align: center;
	font-size: 16px;
	background: rgba(0, 0, 0, 0.7);
	padding: 10px;
	border-radius: 8px;
}

@keyframes zoomIn {
	from {
		transform: scale(0.5);
		opacity: 0;
	}

	to {
		transform: scale(1);
		opacity: 1;
	}
}

@keyframes float {

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

	50% {
		transform: translateY(-10px);
	}
}

@keyframes slideInLeft {
	from {
		transform: translateX(-100px);
		opacity: 0;
	}

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

@keyframes slideInRight {
	from {
		transform: translateX(100px);
		opacity: 0;
	}

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

@keyframes pulse {
	0% {
		transform: scale(1);
	}

	50% {
		transform: scale(1.05);
	}

	100% {
		transform: scale(1);
	}
}

@keyframes bounce {

	0%,
	20%,
	53%,
	80%,
	100% {
		transform: translateY(0);
	}

	40%,
	43% {
		transform: translateY(-15px);
	}

	70% {
		transform: translateY(-7px);
	}

	90% {
		transform: translateY(-3px);
	}
}

@keyframes glow {

	0%,
	100% {
		box-shadow: 0 0 5px rgba(149, 225, 211, 0.5);
	}

	50% {
		box-shadow: 0 0 20px rgba(149, 225, 211, 0.8), 0 0 30px rgba(149, 225, 211, 0.6);
	}
}

/* Pricing Section */
.pricing {
	padding: 100px 0;
	background: linear-gradient(135deg, #f8fffe 0%, #eaffd0 100%);
}

.pricing-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 1.5rem;
	margin-top: 3rem;
}

.pricing-card {
	background: white;
	border-radius: 20px;
	padding: 1.8rem 1.5rem;
	box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
	transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
	position: relative;
	border: 2px solid transparent;
}

.pricing-card.featured {
	border-color: var(--primary-color);
	transform: scale(1.02);
	box-shadow: 0 20px 60px rgba(149, 225, 211, 0.3);
}

.pricing-card:hover {
	transform: translateY(-10px) scale(1.02);
	box-shadow: 0 25px 70px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured:hover {
	transform: translateY(-10px) scale(1.07);
}

.pricing-badge {
	position: absolute;
	top: -10px;
	left: 20px;
	background: var(--primary-gradient);
	color: white;
	padding: 0.5rem 1.5rem;
	border-radius: 20px;
	font-size: 0.9rem;
	font-weight: 600;
	z-index: 1;
}

.pricing-header {
	text-align: center;
	margin-bottom: 2rem;
}

.pricing-title {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--text-dark);
	margin-bottom: 1rem;
}

.pricing-price {
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 1rem;
}

/* 折扣价格容器 */
.pricing-price-wrapper {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
}

/* 原价（划线） */
.price-original {
	display: flex;
	align-items: baseline;
	gap: 0.3rem;
	text-decoration: line-through;
	color: #94a3b8;
	font-size: 1rem;
}

.price-original .price-currency {
	font-size: 0.8rem;
}

.price-original .price-amount {
	font-size: 1.2rem;
	font-weight: 500;
}

/* 折扣价格（当前价） */
.price-discount {
	display: flex;
	align-items: baseline;
	gap: 0.5rem;
}

/* 限时折扣标签 */
.discount-badge {
	position: absolute;
	top: -10px;
	right: 20px;
	background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
	color: white;
	padding: 0.4rem 1rem;
	border-radius: 20px;
	font-size: 0.85rem;
	font-weight: 600;
	box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
	animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

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

	50% {
		transform: scale(1.05);
	}
}

.price-currency {
	font-size: 1.2rem;
	color: var(--primary-color);
	font-weight: 600;
}

.price-amount {
	font-size: 3rem;
	font-weight: 800;
	color: var(--primary-color);
	line-height: 1;
}

/* 折扣价格的金额颜色 */
.price-discount .price-amount {
	color: #ef4444;
}

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

.pricing-features ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.pricing-features li {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 0;
	border-bottom: 1px solid #f1f5f9;
}

.pricing-features li:last-child {
	border-bottom: none;
}

.pricing-features i.fa-check {
	color: var(--primary-color);
	font-size: 1rem;
}

.pricing-features i.fa-times {
	color: #e2e8f0;
	font-size: 1rem;
}

.pricing-action {
	margin-top: 2rem;
	text-align: center;
}

/* Demo Section */
.demo {
	padding: 100px 0;
	background: var(--bg-light);
}

.demo-content {
	margin-top: 3rem;
}

.demo-placeholder {
	max-width: 900px;
	margin: 0 auto;
}

.demo-frame {
	background: white;
	border-radius: 12px;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
	overflow: hidden;
	margin-bottom: 2rem;
}

.demo-header {
	background: #f8fafc;
	padding: 1rem 1.5rem;
	display: flex;
	align-items: center;
	gap: 1rem;
	border-bottom: 1px solid #e2e8f0;
}

.demo-controls {
	display: flex;
	gap: 0.5rem;
}

.demo-dot {
	width: 12px;
	height: 12px;
	border-radius: 50%;
}

.demo-dot.red {
	background: #ef4444;
}

.demo-dot.yellow {
	background: #f59e0b;
}

.demo-dot.green {
	background: #10b981;
}

.demo-title {
	font-size: 0.9rem;
	color: var(--text-light);
	font-weight: 500;
}

.demo-body {
	height: 400px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, #f8fffe 0%, #eaffd0 100%);
}

.demo-loading {
	text-align: center;
	color: var(--text-light);
}

.demo-loading i {
	font-size: 2rem;
	color: var(--primary-color);
	margin-bottom: 1rem;
}

.demo-loading p {
	font-size: 1.1rem;
	margin-bottom: 0.5rem;
}

.demo-loading small {
	font-size: 0.9rem;
	opacity: 0.7;
}

.demo-actions {
	display: flex;
	gap: 1rem;
	justify-content: center;
	flex-wrap: wrap;
}

/* Scroll to Top Button */
.scroll-top {
	position: fixed;
	bottom: 20px;
	right: 20px;
	width: 50px;
	height: 50px;
	background: var(--primary-gradient);
	border: none;
	border-radius: 50%;
	color: white;
	font-size: 1.2rem;
	cursor: pointer;
	opacity: 0;
	visibility: hidden;
	transition: all 0.3s ease;
	z-index: 1000;
}

.scroll-top.visible {
	opacity: 1;
	visibility: visible;
	animation: bounce 0.6s ease-in-out;
}

.scroll-top:hover {
	transform: translateY(-3px) scale(1.1);
	box-shadow: 0 10px 20px rgba(149, 225, 211, 0.4);
	animation: glow 1s ease-in-out infinite;
}

/* Responsive Design for Pricing and Demo */
@media (max-width: 1024px) {
	.pricing-grid {
		grid-template-columns: repeat(3, 1fr);
		gap: 1.2rem;
	}

	.pricing-card {
		padding: 1.5rem 1.2rem;
	}
}

@media (max-width: 768px) {
	.pricing {
		padding: 60px 0;
	}

	.pricing-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 1.5rem;
		margin-top: 2rem;
	}

	.pricing-card {
		padding: 2rem;
	}

	.pricing-card.featured {
		transform: none;
	}

	.pricing-card:hover,
	.pricing-card.featured:hover {
		transform: translateY(-5px);
	}

	.price-amount {
		font-size: 2.5rem;
	}

	.demo {
		padding: 60px 0;
	}

	.demo-frame {
		margin: 0 1rem 2rem;
	}

	.demo-body {
		height: 300px;
	}

	.demo-actions {
		flex-direction: column;
		align-items: center;
		padding: 0 1rem;
	}

	.demo-actions .btn {
		width: 100%;
		max-width: 300px;
	}
}

@media (max-width: 480px) {
	.pricing-card {
		padding: 1.5rem;
	}

	.pricing-title {
		font-size: 1.3rem;
	}

	.price-amount {
		font-size: 2rem;
	}

	.demo-header {
		padding: 0.75rem 1rem;
	}

	.demo-title {
		font-size: 0.8rem;
	}

	.demo-body {
		height: 250px;
	}

	.demo-loading i {
		font-size: 1.5rem;
	}

	.demo-loading p {
		font-size: 1rem;
	}
}

/* Changelog Section */
.changelog {
	padding: 80px 0;
	background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.changelog-timeline {
	position: relative;
	max-width: 900px;
	margin: 0 auto;
}

.changelog-timeline::before {
	content: '';
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	width: 2px;
	height: 100%;
	background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.changelog-item {
	margin-bottom: 50px;
	position: relative;
}

.changelog-item:nth-child(odd) {
	margin-left: 0;
	margin-right: 50%;
	padding-right: 40px;
	text-align: right;
}

.changelog-item:nth-child(even) {
	margin-left: 50%;
	margin-right: 0;
	padding-left: 40px;
	text-align: left;
}

.changelog-item::before {
	content: '';
	position: absolute;
	width: 16px;
	height: 16px;
	background: white;
	border: 3px solid var(--primary-color);
	border-radius: 50%;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
	z-index: 10;
}

.changelog-date {
	font-size: 0.9rem;
	color: var(--primary-color);
	font-weight: 600;
	margin-bottom: 5px;
}

.changelog-version {
	font-size: 1.1rem;
	font-weight: 700;
	color: #1a202c;
	margin-bottom: 10px;
}

.changelog-content {
	background: white;
	padding: 20px;
	border-radius: 12px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
	transition: all 0.3s ease;
}

.changelog-content:hover {
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
	transform: translateY(-2px);
}

.changelog-content h4 {
	font-size: 1.1rem;
	color: #1a202c;
	margin-bottom: 12px;
}

.changelog-content ul {
	list-style: none;
}

.changelog-content li {
	font-size: 0.95rem;
	color: #555;
	margin-bottom: 8px;
	line-height: 1.5;
}

.changelog-content li:last-child {
	margin-bottom: 0;
}

/* Responsive Changelog */
@media (max-width: 768px) {
	.changelog-timeline::before {
		left: 20px;
	}

	.changelog-item:nth-child(odd),
	.changelog-item:nth-child(even) {
		margin-left: 0;
		margin-right: 0;
		padding-left: 60px;
		padding-right: 0;
		text-align: left;
	}

	.changelog-item::before {
		left: 20px;
	}

	.changelog-date {
		font-size: 0.85rem;
	}

	.changelog-version {
		font-size: 1rem;
	}

	.changelog-content {
		padding: 15px;
	}

	.changelog-content h4 {
		font-size: 1rem;
	}

	.changelog-content li {
		font-size: 0.9rem;
	}
}

/* Tutorial Section */
.tutorial {
	padding: 80px 0;
	background: white;
}

.tutorial-content {
	background: white;
	border-radius: 12px;
	padding: 40px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.tutorial-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 60px 20px;
	text-align: center;
}

.spinner {
	width: 40px;
	height: 40px;
	border: 4px solid #f0f0f0;
	border-top: 4px solid var(--primary-color);
	border-radius: 50%;
	animation: spin 1s linear infinite;
	margin-bottom: 20px;
}

@keyframes spin {
	0% {
		transform: rotate(0deg);
	}

	100% {
		transform: rotate(360deg);
	}
}

.tutorial-loading p {
	color: #666;
	font-size: 1rem;
}

/* Tutorial Content Styles */
.tutorial-content h1 {
	font-size: 2rem;
	color: #1a202c;
	margin: 30px 0 20px 0;
	padding-bottom: 10px;
	border-bottom: 2px solid var(--primary-color);
}

.tutorial-content h2 {
	font-size: 1.5rem;
	color: #1a202c;
	margin: 25px 0 15px 0;
	padding-bottom: 8px;
	border-bottom: 1px solid #e0e0e0;
}

.tutorial-content h3 {
	font-size: 1.2rem;
	color: #333;
	margin: 20px 0 12px 0;
}

.tutorial-content p {
	font-size: 1rem;
	line-height: 1.8;
	color: #555;
	margin-bottom: 15px;
}

.tutorial-content ul,
.tutorial-content ol {
	margin: 15px 0 15px 30px;
}

.tutorial-content li {
	font-size: 1rem;
	line-height: 1.8;
	color: #555;
	margin-bottom: 10px;
}

.tutorial-content code {
	background: #f5f5f5;
	padding: 2px 6px;
	border-radius: 4px;
	font-family: 'Courier New', monospace;
	color: #d63384;
	font-size: 0.9rem;
}

.tutorial-content pre {
	background: #2d2d2d;
	color: #f8f8f2;
	padding: 15px;
	border-radius: 8px;
	overflow-x: auto;
	margin: 15px 0;
	font-size: 0.9rem;
	line-height: 1.5;
}

.tutorial-content pre code {
	background: none;
	color: #f8f8f2;
	padding: 0;
}

.tutorial-content img {
	max-width: 100%;
	height: auto;
	margin: 20px 0;
	border-radius: 8px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tutorial-content a {
	color: var(--primary-color);
	text-decoration: none;
	border-bottom: 1px solid var(--primary-color);
	transition: all 0.3s ease;
}

.tutorial-content a:hover {
	color: #008b6f;
	border-bottom-color: #008b6f;
}

.tutorial-content hr {
	border: none;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
	margin: 30px 0;
}

.tutorial-content strong {
	color: #1a202c;
	font-weight: 600;
}

.tutorial-content em {
	color: #666;
	font-style: italic;
}

/* Responsive Tutorial */
@media (max-width: 768px) {
	.tutorial {
		padding: 60px 0;
	}

	.tutorial-content {
		padding: 20px;
	}

	.tutorial-content h1 {
		font-size: 1.5rem;
		margin: 20px 0 15px 0;
	}

	.tutorial-content h2 {
		font-size: 1.2rem;
		margin: 18px 0 12px 0;
	}

	.tutorial-content h3 {
		font-size: 1rem;
		margin: 15px 0 10px 0;
	}

	.tutorial-content p,
	.tutorial-content li {
		font-size: 0.95rem;
	}

	.tutorial-content ul,
	.tutorial-content ol {
		margin-left: 20px;
	}

	.tutorial-content pre {
		padding: 10px;
		font-size: 0.85rem;
	}
}