:root {
    --primary-color: #FF6B6B;
    --secondary-color: #4ECDC4;
    --accent-color: #45B7D1;
    --dark-color: #2C3E50;
    --light-color: #F8F9FA;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Header Styles */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.8rem;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-color) !important;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: var(--gradient-1);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.1"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="300" cy="700" r="120" fill="url(%23a)"/><circle cx="700" cy="800" r="80" fill="url(%23a)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

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

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

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
}

.btn-primary-custom {
    background: var(--gradient-2);
    border: none;
    padding: 15px 35px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    color: white;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(245, 87, 108, 0.3);
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 87, 108, 0.4);
    color: white;
}

/* E-Pin Cards */
.epin-section {
    padding: 100px 0;
    background: var(--light-color);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.2rem;
    color: #666;
}

.epin-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.epin-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-3);
}

.epin-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.epin-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
}

.epin-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 15px 0;
}

.epin-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.epin-description {
    color: #666;
    margin-bottom: 25px;
}

.btn-buy {
    background: var(--gradient-3);
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-buy:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.3);
    color: white;
}

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

.feature-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2.5rem;
    color: white;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.feature-description {
    color: #666;
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

.footer h5 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-weight: 600;
}

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

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

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--gradient-2);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* FAQ Accordion Styles */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border: none;
    margin-bottom: 20px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    overflow: hidden;
}

.accordion-header {
    border: none;
}

.accordion-button {
    background: white;
    border: none;
    padding: 20px 25px;
    font-weight: 600;
    color: var(--dark-color);
    border-radius: 15px !important;
    box-shadow: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.accordion-button:not(.collapsed) {
    background: var(--gradient-2);
    color: white;
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    transform: scale(1.2);
    transition: all 0.3s ease;
}

.accordion-button.collapsed::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23333'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-collapse {
    border: none;
}

.accordion-body {
    padding: 0 25px 25px 25px;
    color: #666;
    line-height: 1.8;
    font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title h2 {
        font-size: 2.2rem;
    }
    
    .epin-card {
        padding: 20px;
    }
    
    .feature-card {
        padding: 30px 15px;
    }
    
    .accordion {
        margin: 0 15px;
    }
    
    .accordion-button {
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .accordion-body {
        padding: 0 20px 20px 20px;
        font-size: 0.95rem;
    }
}