/* ==================== GLOBAL STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    padding-top: 76px;
    overflow-x: hidden;
}

:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --secondary: #764ba2;
    --success: #48bb78;
    --warning: #f6ad55;
    --danger: #fc8181;
    --dark: #2d3748;
    --light: #f7fafc;
}

/* ==================== HERO SECTION ==================== */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

.availability-checker {
    background: white;
    border-radius: 50px;
    padding: 5px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

.availability-checker input {
    border: none;
    padding: 15px 25px;
    outline: none;
    font-size: 1.1rem;
}

.availability-checker input:focus {
    box-shadow: none;
}

.availability-checker .btn {
    border-radius: 50px;
    padding: 12px 30px;
}

/* ==================== FEATURE CARDS ==================== */
.feature-card {
    background: white;
    border-radius: 20px;
    transition: all 0.3s ease;
    height: 100%;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-card .icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

/* ==================== ISP CARDS ==================== */
.isp-card {
    border: none;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.isp-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
}

.isp-card .card-img-top {
    height: 120px;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* ==================== PLAN CARDS ==================== */
.plan-card {
    border: none;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.plan-card:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.plan-card.premium {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: scale(1.05);
}

.plan-card.premium .btn {
    background: white;
    color: #764ba2;
    font-weight: 600;
}

.plan-card.premium .btn:hover {
    background: #f0f0f0;
}

.plan-card .badge-popular {
    position: absolute;
    top: 15px;
    right: 15px;
}

.plan-card ul {
    text-align: left;
    padding-left: 0;
}

.plan-card ul li {
    list-style: none;
    padding: 5px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.plan-card.premium ul li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.plan-card ul li:last-child {
    border-bottom: none;
}

/* ==================== REVIEW CARDS ==================== */
.review-card {
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* ==================== ACCORDION ==================== */
.accordion-item {
    margin-bottom: 10px;
    border-radius: 12px !important;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.accordion-button {
    background: white;
    padding: 18px 25px;
    border-radius: 12px !important;
}

.accordion-button:not(.collapsed) {
    background: #f8f9fa;
    color: var(--primary);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(102, 126, 234, 0.2);
}

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

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    body {
        padding-top: 62px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .availability-checker {
        border-radius: 25px;
    }
    
    .availability-checker input {
        font-size: 0.9rem;
        padding: 12px 15px;
    }
    
    .plan-card.premium {
        transform: scale(1);
    }
    
    .plan-card.premium:hover {
        transform: scale(1.02);
    }
    
    .feature-card {
        margin-bottom: 15px;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .availability-checker .row .col-8,
    .availability-checker .row .col-4 {
        width: 100%;
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .availability-checker .btn {
        border-radius: 25px;
        margin-top: 10px;
    }
}

/* ==================== UTILITY ==================== */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-outline-primary {
    border-color: #667eea;
    color: #667eea;
}

.btn-outline-primary:hover {
    background: #667eea;
    border-color: #667eea;
}

.shadow-hover {
    transition: all 0.3s ease;
}

.shadow-hover:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
}

/* Scroll to top */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    font-size: 1.2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}