:root {
    --primary-color: #0b1f35;
    --accent-color: #005bff;
    --text-color: #333;
    --bg-color: #f4f7fb;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    scroll-behavior: smooth; 
}

body {
    background-color: var(--white);
    color: var(--text-color);
    line-height: 1.6;
}


header {
    background-color: var(--white);
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 1px;
    cursor: pointer;
}

.logo span {
    color: var(--accent-color);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--accent-color);
}


.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1a3a63 100%);
    color: var(--white);
    padding: 80px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 60vh;
    overflow: hidden;
}

.hero-content {
    max-width: 50%;
}

.hero h1 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 15px 35px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: background-color 0.3s, transform 0.2s;
}

.btn:hover {
    background-color: #0046cc;
    transform: translateY(-2px);
}


.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40%;
}

.pbjt-banana {
    width: 300px;
    height: auto;
    filter: hue-rotate(190deg) saturate(1.5) brightness(0.9);
    animation: float 3s ease-in-out infinite;
    transition: transform 0.3s ease;
}

.pbjt-banana:hover {
    transform: scale(1.1) rotate(5deg);
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}


.features {
    padding: 80px 5%;
    background-color: var(--bg-color);
    text-align: center;
}

.features h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 50px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 15px;
}


footer {
    background-color: #06111d;
    color: #888;
    padding: 30px 5%;
    text-align: center;
    font-size: 14px;
}


@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 60px 5%;
    }
    .hero-content {
        max-width: 100%;
        margin-bottom: 40px;
    }
    .hero-image {
        width: 100%;
    }
    .hero h1 {
        font-size: 36px;
    }
    nav ul {
        display: none;
    }
}
 
.action-block { 
    margin-top: 30px; 
} 
 
 
.qr-container { 
    background-color: var(--white); 
    padding: 20px; 
    border-radius: 16px; 
    box-shadow: 0 10px 30px rgba(0,0,0,0.15); 
    text-align: center; 
    color: var(--primary-color); 
} 
 
.qr-container img { 
    border-radius: 8px; 
    margin-bottom: 10px; 
    display: block; 
} 
 
.qr-container p { 
    font-size: 14px; 
    margin: 0; 
    font-weight: bold; 
} 
 
 
.accordion-section { 
    max-width: 800px; 
    margin: 0 auto; 
} 
 
.accordion-container { 
    display: flex; 
    flex-direction: column; 
    gap: 15px; 
    text-align: left; 
} 
 
.accordion-item { 
    background-color: var(--white); 
    border-radius: 8px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.03); 
    overflow: hidden; 
} 
 
.accordion-header { 
    width: 100%; 
    padding: 20px 25px; 
    background: none; 
    border: none; 
    text-align: left; 
    font-size: 18px; 
    font-weight: 600; 
    color: var(--primary-color); 
    cursor: pointer; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    transition: background-color 0.3s; 
} 
 
.accordion-header:hover { 
    background-color: #f0f4fa; 
} 
 
.accordion-header .icon { 
    font-size: 24px; 
    font-weight: 300; 
    transition: transform 0.3s ease; 
} 
 
.accordion-content { 
    max-height: 0; 
    overflow: hidden; 
    transition: max-height 0.4s ease-out; 
    background-color: var(--white); 
} 
 
.accordion-content p, .accordion-content ul { 
    padding: 0 25px 25px 25px; 
    margin: 0; 
    color: #555; 
} 
 
.accordion-content ul { 
    padding-left: 45px; 
    margin-top: 10px; 
} 
 
.accordion-content a { 
    color: var(--accent-color); 
    text-decoration: none; 
} 
 
 
.accordion-item.active .accordion-header .icon { 
    transform: rotate(45deg);  
    color: var(--accent-color); 
} 
 
.accordion-item.active .accordion-content { 
    max-height: 15000px; 
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 31, 53, 0.85); 
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: none; 
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    position: relative;
    text-align: center;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--primary-color);
}

.modal h2 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.modal p {
    font-size: 14px;
    color: #666;
    margin-bottom: 25px;
}

.modal input {
    width: 100%;
    padding: 14px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
    outline: none;
}

.modal input:focus {
    border-color: var(--accent-color);
}

.error-msg {
    color: #e74c3c !important;
    margin-top: 15px !important;
    margin-bottom: 0 !important;
    display: none;
}