/* ============================================
   প্রফেশনাল ল্যান্ডিং পেজ স্টাইল
   ============================================ */

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

body {
    font-family: 'Hind Siliguri', 'SolaimanLipi', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* ============================================
   হিরো সেকশন
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-cta {
    display: inline-block;
    background: #ff6b6b;
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255,107,107,0.4);
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255,107,107,0.6);
    background: #ff5252;
}

/* ============================================
   ফিচার সেকশন
   ============================================ */
.features-section {
    background: white;
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 50px;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.feature-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.feature-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.feature-desc {
    color: #666;
    font-size: 15px;
    line-height: 1.6;
}

/* ============================================
   বেনিফিট সেকশন
   ============================================ */
.benefits-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    color: white;
}

.benefits-section .section-title {
    color: white;
}

.benefits-list {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.benefit-item {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.1);
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateX(10px);
}

.benefit-icon {
    font-size: 30px;
    margin-right: 20px;
    min-width: 50px;
}

.benefit-text {
    font-size: 18px;
    font-weight: 500;
}

/* ============================================
   টেস্টিমোনিয়াল সেকশন
   ============================================ */
.testimonials-section {
    background: #f8f9fa;
    padding: 80px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.testimonial-stars {
    color: #ffc107;
    font-size: 20px;
    margin-bottom: 15px;
}

.testimonial-text {
    color: #555;
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
    font-style: italic;
}

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

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    font-weight: 700;
    margin-right: 15px;
}

.testimonial-name {
    font-weight: 600;
    color: #333;
}

.testimonial-location {
    font-size: 14px;
    color: #888;
}

/* ============================================
   FAQ সেকশন
   ============================================ */
.faq-section {
    background: white;
    padding: 80px 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    background: #f8f9fa;
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #333;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: #667eea;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: white;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 20px;
    color: #555;
    line-height: 1.6;
}

/* ============================================
   প্রাইসিং সেকশন
   ============================================ */
.pricing-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    color: white;
}

.pricing-section .section-title {
    color: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.pricing-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    color: #333;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.pricing-card.featured {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.pricing-card.featured::before {
    content: 'জনপ্রিয়';
    position: absolute;
    top: 20px;
    right: -30px;
    background: #ff6b6b;
    color: white;
    padding: 5px 40px;
    font-size: 12px;
    font-weight: 600;
    transform: rotate(45deg);
}

.pricing-pack {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #667eea;
}

.pricing-original {
    font-size: 18px;
    color: #999;
    text-decoration: line-through;
    margin-bottom: 5px;
}

.pricing-price {
    font-size: 36px;
    font-weight: 700;
    color: #ff6b6b;
    margin-bottom: 20px;
}

.pricing-save {
    background: #4caf50;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
}

.pricing-cta {
    display: block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.pricing-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(102,126,234,0.4);
}

/* ============================================
   হটলাইন সেকশন
   ============================================ */
.hotline-section {
    background: #ff6b6b;
    padding: 40px 0;
    text-align: center;
    color: white;
}

.hotline-number {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.hotline-text {
    font-size: 18px;
    opacity: 0.9;
}

/* ============================================
   অর্ডার ফর্ম সেকশন (আগের স্টাইল সংরক্ষিত)
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.top-bottom {
    margin: 40px 0;
}

.order-form {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.order-form h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    color: #333;
}

.order-summary {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.order-summary h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    color: #333;
}

.order-summary table {
    margin-bottom: 20px;
}

.order-summary th {
    background: #667eea;
    color: white;
    font-weight: 600;
}

.product-radio label {
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.radio-box {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.radio-box:hover {
    background: #e9ecef;
}

.radio-box input[type="radio"]:checked + span {
    color: #667eea;
    font-weight: 600;
}

.radio-box input[type="radio"] {
    margin-right: 10px;
}

.qty-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qty-container label {
    font-weight: 600;
    color: #333;
}

.qty-container .form-control {
    border: 2px solid #667eea;
    border-radius: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(102,126,234,0.4);
}

.btn-outline-secondary {
    border: 2px solid #667eea;
    color: #667eea;
    border-radius: 8px;
    padding: 8px 15px;
    font-weight: 600;
}

.btn-outline-secondary:hover {
    background: #667eea;
    color: white;
}

/* ============================================
   রেসপন্সিভ ডিজাইন
   ============================================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 28px;
    }

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

    .pricing-card.featured {
        transform: scale(1);
    }

    .hero-section,
    .features-section,
    .benefits-section,
    .testimonials-section,
    .faq-section,
    .pricing-section,
    .hotline-section {
        padding: 50px 0;
    }
}

/* ============================================
   অ্যানিমেশন
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ============================================
   স্ক্রল টু টপ বাটন
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #667eea;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 5px 15px rgba(102,126,234,0.4);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: #764ba2;
    transform: translateY(-5px);
}