@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    overflow: hidden;
}
.presentation-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    overflow-x: scroll;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
}

.slide {
    min-width: 100vw;
    height: 100vh;
    scroll-snap-align: start;
    padding: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.slide-content {
    max-width: 900px;
    width: 100%;
}

.solution-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 1rem;
    margin-bottom: 1rem;
}

.benefit-card {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 0.5rem;
    text-align: center;
}

.nav-controls {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    z-index: 100;
}
.nav-btn {
    background: #3b82f6;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Billing page styles */
.container {
    max-width: 1200px;
    margin: 80px auto 20px;
    padding: 0 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
}

tr:hover {
    background-color: #f5f5f5;
}

.send-whatsapp, .group-send, #batch-send {
    transition: all 0.3s ease;
}

.send-whatsapp:hover, .group-send:hover, #batch-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}
/* Animation classes */
.fade-in {
    animation: fadeIn 1s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}