/* Base Settings & Reset */
:root {
    --primary-bg: #151515;
    --orange: #e65100;
    --orange-hover: #ff6600;
    --whatsapp-green: #1da851;
    --whatsapp-green-hover: #21c45e;
    --text-white: #ffffff;
    --text-light: #f0f0f0;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    background-color: var(--primary-bg);
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-white);
    line-height: 1.5;
    background-color: var(--primary-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Container limits max width for better viewing on desktop, while filling 100% on mobile */
.landing-container {
    max-width: 600px; /* Optimal reading width for this type of focused ad page */
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-shadow: 0 0 50px rgba(0,0,0,0.5); /* Nice shadow on desktop */
}

/* ================= Top Section ================= */
.hero-top {
    text-align: center;
    padding: 3rem 1.5rem 2rem;
    background-color: var(--primary-bg);
}

.main-title {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.2rem;
    text-transform: uppercase;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 1.4rem;
    font-weight: 900;
    margin-bottom: 0.8rem;
    letter-spacing: 0.5px;
}

.highlight-orange {
    color: var(--orange);
}

.tagline {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.capacity-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 700;
    margin-top: 0.5rem;
    color: var(--text-light);
    letter-spacing: 0.5px;
}

/* ================= CTA Box ================= */
.cta-box-container {
    padding: 0 1rem;
    margin-top: -10px;
    position: relative;
    z-index: 10;
}

.cta-box {
    background-color: var(--orange);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(230, 81, 0, 0.3);
    transition: transform 0.3s ease;
}

.cta-box:hover {
    transform: translateY(-2px);
}

.cta-text {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.phone-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-white);
    text-decoration: none;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1.2rem 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-white);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-whatsapp {
    background-color: var(--whatsapp-green);
    box-shadow: 0 4px 15px rgba(29, 168, 81, 0.4);
}

.btn-whatsapp:hover, .btn-whatsapp:active {
    background-color: var(--whatsapp-green-hover);
    box-shadow: 0 6px 20px rgba(29, 168, 81, 0.6);
}

.icon-whatsapp {
    width: 24px;
    height: 24px;
    margin-right: 12px;
}

/* ================= Background Image Section ================= */
.hero-bottom {
    flex: 1;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 4rem 2rem 3rem;
    text-align: center;
    /* Create a cohesive blend with the top section */
    margin-top: -3rem; 
    padding-top: 5rem;
    z-index: 1;
    position: relative;
}

.bottom-title {
    font-size: 1.6rem;
    font-weight: 900;
    margin-bottom: 2rem;
    line-height: 1.2;
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0 auto 2.5rem;
    text-align: left;
    display: inline-block;
}

.features-list li {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.check-icon {
    color: var(--orange);
    font-weight: 900;
    margin-right: 12px;
    font-size: 1.3rem;
}

.btn-orange-large {
    background-color: var(--orange);
    box-shadow: 0 4px 20px rgba(230, 81, 0, 0.4);
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-orange-large:hover, .btn-orange-large:active {
    background-color: var(--orange-hover);
    box-shadow: 0 6px 25px rgba(230, 81, 0, 0.6);
}

/* Mobile responsive fine-tuning */
@media (max-width: 480px) {
    .main-title {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .phone-number {
        font-size: 1.8rem;
    }
    
    .features-list li {
        font-size: 1.1rem;
    }
}