:root {
    --primary-color: #FF6B6B; /* Vibrant Coral/Red */
    --primary-hover: #ff4c4c;
    --secondary-yellow: #FFD93D;
    --secondary-blue: #4D96FF;
    --bg-color: #F7F9FC;
    --text-main: #2D3436;
    --text-muted: #636E72;
    --white: #FFFFFF;
    
    --radius-sm: 12px;
    --radius-md: 24px;
    --radius-lg: 32px;
    --radius-pill: 9999px;
    
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 15px 35px rgba(255, 107, 107, 0.2);
    
    --font-sans: 'Nunito', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.2;
}

p {
    color: var(--text-muted);
}

.highlight {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: var(--secondary-yellow);
    z-index: -1;
    border-radius: var(--radius-pill);
    opacity: 0.6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 700;
    border-radius: var(--radius-pill);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    border: none;
}

.btn:hover {
    transform: translateY(-3px) scale(1.02);
}

.btn:active {
    transform: translateY(1px) scale(0.98);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--text-main);
    box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.95rem;
}

.btn-large {
    padding: 14px 28px;
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(247, 249, 252, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.badge {
    display: inline-block;
    background-color: rgba(255, 217, 61, 0.3);
    color: #e5a700;
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-buttons {
    display: none;
    gap: 15px;
}

/* Hero Image Collage */
.hero-image {
    position: relative;
    height: 500px;
}

.collage-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.polaroid {
    position: absolute;
    background: white;
    padding: 12px 12px 40px 12px;
    border-radius: 8px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    animation: float 6s ease-in-out infinite;
}

.polaroid:hover {
    transform: scale(1.05) rotate(0deg) !important;
    z-index: 10;
}

.photo {
    width: 200px;
    height: 200px;
    background-color: #eee;
    border-radius: 4px;
    background-size: cover;
    background-position: center;
}

.photo-1 { background-image: url('images/hero-1.jpg'); }
.photo-2 { background-image: url('images/hero-2.jpg'); }
.photo-3 { background-image: url('images/hero-3.jpg'); }

.caption {
    position: absolute;
    bottom: 10px;
    width: calc(100% - 24px);
    text-align: center;
    font-family: 'Comic Sans MS', cursive, sans-serif; /* Playful fallback */
    color: #444;
    font-size: 0.9rem;
}

.p1 {
    top: 10%;
    left: 10%;
    transform: rotate(-10deg);
    z-index: 3;
    animation-delay: 0s;
}

.p2 {
    top: 40%;
    right: 5%;
    transform: rotate(8deg);
    z-index: 2;
    animation-delay: -2s;
}

.p3 {
    bottom: 0;
    left: 20%;
    transform: rotate(-5deg);
    z-index: 4;
    animation-delay: -4s;
}

/* Decorative Blobs */
.blob {
    position: absolute;
    z-index: 1;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.6;
}

.blob-1 {
    width: 300px;
    height: 300px;
    background: var(--secondary-yellow);
    top: -50px;
    right: -50px;
}

.blob-2 {
    width: 250px;
    height: 250px;
    background: var(--primary-color);
    bottom: -50px;
    left: 0;
}

@keyframes float {
    0% { transform: translateY(0) rotate(var(--rot, 0deg)); }
    50% { transform: translateY(-15px) rotate(var(--rot, 0deg)); }
    100% { transform: translateY(0) rotate(var(--rot, 0deg)); }
}

.p1 { --rot: -10deg; }
.p2 { --rot: 8deg; }
.p3 { --rot: -5deg; }

/* Section Defaults */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border-color: rgba(255, 107, 107, 0.1);
}

.feature-card:nth-child(2):hover {
    transform: translateY(-10px) rotate(-2deg);
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--white);
    transform: rotate(-10deg);
}

.feature-card:hover .icon-wrapper {
    transform: rotate(10deg) scale(1.1);
    transition: all 0.3s ease;
}

.bg-yellow { background-color: var(--secondary-yellow); color: #333;}
.bg-blue { background-color: var(--secondary-blue); }
.bg-pink { background-color: var(--primary-color); }

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

/* How it Works */
.how-it-works {
    background-color: var(--white);
    border-radius: 60px;
    margin: 0 20px;
}

.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 20px;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--text-main);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    margin: 0 auto 15px;
}

.step-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.step h3 {
    margin-bottom: 10px;
}

.step-line {
    flex: 1;
    margin-top: 60px;
    display: flex;
    align-items: center;
}

.step-line svg {
    width: 100%;
    overflow: visible;
}

/* CTA Section */
.cta-section {
    text-align: center;
}

.cta-buttons {
    display: none;
}

.cta-container {
    background: linear-gradient(135deg, #FF6B6B 0%, #FF8E8B 100%);
    border-radius: var(--radius-lg);
    padding: 80px 40px;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}

.cta-container::after {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -50px;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}

.cta-container h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.cta-container p {
    color: rgba(255,255,255,0.9);
    font-size: 1.2rem;
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}

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

.cta-container .btn-primary:hover {
    background-color: var(--secondary-yellow);
    color: #333;
}

/* Footer */
footer {
    padding: 60px 0 30px;
    background-color: #fff;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand .logo {
    margin-bottom: 10px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-social {
    display: none;
    gap: 15px;
    font-size: 1.8rem;
    color: var(--text-muted);
}

.footer-social i {
    cursor: pointer;
    transition: color 0.2s, transform 0.2s;
}

.footer-social i:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

.copyright {
    text-align: center;
    border-top: 1px solid #eee;
    padding-top: 30px;
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: none;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero p {
        margin: 0 auto 40px;
    }
    
    .hero-buttons {
        display: none;
    }
    
    .hero-image {
        height: 400px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-container {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .step-line {
        display: none;
    }
    
    .nav-links {
        display: none;
    }
}
.copyright a{
    color: var(--text-muted);
    text-decoration: none;
    -webkit-transition:.3s;
    transition:.3s;
}
.copyright a:hover{
    color: var(--primary-color);
}
.beian{
    display: flex; align-items: center; justify-content: center;
}