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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #212121;
    background-color: #f0f0f0;
}

/* ========================================
   BANNER HEADER – STRETCHED 1920×300 IMAGE
   ======================================== */
.banner-header {
    position: relative;
    width: 100%;
    height: 85vh;                    /* Tall banner */
    min-height: 600px;
    max-height: 900px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    text-shadow: 0 2px 6px rgba(0,0,0,0.7);
}

.banner-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;               /* Stretch image to fill */
    z-index: -1;
}

/* Logo - Top Left */
.logo-container {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
}

.site-logo {
    height: 50px;
    width: auto;
}

/* Navigation - Top Right */
.banner-nav {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}

.banner-nav .nav-links {
    display: flex;
    gap: 1.8rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.banner-nav .nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    text-shadow: 0 1px 3px rgba(0,0,0,0.6);
    transition: color 0.2s;
}

.banner-nav .nav-links a:hover {
    color: #A5D6A7;
}

/* Centered Title – Responsive & Split */
.banner-content {
    z-index: 10;
    width: 90%;
    max-width: 800px;
    padding: 0 20px;
}

.banner-title {
    margin: 0;
    font-size: clamp(2rem, 8vw, 3.5rem);
    line-height: 1.2;
    font-weight: 700;
}

.title-main {
    display: block;
}

.title-sub {
    display: block;
    font-weight: 400;
    font-size: 0.65em;
    margin-top: 8px;
}

/* ========================================
   HERO SECTION – NOW WITH STORE BUTTONS
   ======================================== */
.hero {
    text-align: center;
    padding: 3rem 2rem;
    background-color: white;
    margin: 2rem auto;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero p {
    font-size: 1.2rem;
    color: #757575;
    margin-bottom: 1.5rem;
}

.hero-store-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.store-btn {
    display: inline-block;
    transition: transform 0.2s;
}

.store-btn:hover {
    transform: scale(1.08);
}

.store-icon {
    height: 52px;
    width: auto;
}

/* ========================================
   FEATURES, CATCHES, DOWNLOAD, CONTACT
   ======================================== */
.features {
    text-align: center;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.feature-title {
    font-size: 1.5rem;
    color: #1E88E5;
    margin-bottom: 0.5rem;
    cursor: pointer;
}

.feature-title:hover {
    text-decoration: underline;
}

.feature-details {
    margin-top: 1rem;
    text-align: left;
    font-size: 1rem;
    color: #212121;
    background-color: #f9f9f9;
    padding: 1rem;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.feature-details ul {
    list-style-type: disc;
    padding-left: 2rem;
}

.feature-details li {
    margin-bottom: 0.5rem;
}

.catches {
    text-align: center;
    padding: 2rem;
    background-color: #e0f7fa;
}

.catch-slideshow {
    max-width: 600px;
    margin: 2rem auto;
    position: relative;
}

.catch-slide {
    display: none;
}

.catch-slide.active {
    display: block;
}

.catch-slide img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.catch-slide p {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: #212121;
}

.slide-prev, .slide-next {
    padding: 0.5rem 1rem;
    background-color: #1E88E5;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin: 0 1rem;
}

.slide-prev:hover, .slide-next:hover {
    background-color: #1565C0;
}

.download, .contact {
    text-align: center;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.download-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

footer {
    text-align: center;
    padding: 1rem;
    background-color: #212121;
    color: white;
}

.feature-details:empty {
    display: none !important;
}

/* ========================================
   RESPONSIVE BREAKPOINTS
   ======================================== */
@media (max-width: 992px) {
    .banner-title {
        font-size: clamp(1.8rem, 7vw, 3rem);
    }
    .store-icon {
        height: 48px;
    }
}

@media (max-width: 768px) {
    .banner-header {
        min-height: 65vh;
        height: 75vh;
    }

    .logo-container,
    .banner-nav {
        top: 15px;
    }

    .logo-container { left: 15px; }
    .banner-nav { right: 15px; }

    .site-logo { height: 40px; }

    .banner-nav .nav-links {
        gap: 1rem;
    }

    .banner-nav .nav-links a {
        font-size: 1rem;
    }

    .hero-store-links {
        gap: 1rem;
    }

    .store-icon {
        height: 46px;
    }
}

@media (max-width: 480px) {
    .banner-header {
        min-height: 60vh;
        height: 70vh;
    }

    .logo-container,
    .banner-nav {
        top: 12px;
    }

    .logo-container { left: 12px; }
    .banner-nav { right: 12px; }

    .site-logo { height: 36px; }

    .banner-nav .nav-links {
        flex-direction: column;
        background: rgba(30, 136, 229, 0.95);
        padding: 0.5rem 1rem;
        border-radius: 8px;
        gap: 0.5rem;
    }

    .banner-nav .nav-links a {
        font-size: 0.9rem;
        padding: 0.3rem 0;
    }

    .banner-title {
        font-size: clamp(1.5rem, 6vw, 2.5rem);
    }

    .store-icon {
        height: 42px;
    }

    .hero-store-links {
        gap: 0.8rem;
    }
}