/* --- Global Styles & Variables --- */
:root {
    /* Updated Palette from brand guide */
    --primary-color: #0D3D6F; /* Dark Blue */
    --accent-orange: #F7941D; /* Orange */
    --text-color: #4A4A4A;    /* Dark Gray */
    --bg-color: #FFFFFF;
    --bg-alt-color: #F0F2F5;  /* Light Gray */
    --accent-orange-light: #FFFBEF; /* Light Orange Tint */

    --heading-font: 'Inter', sans-serif;
    --body-font: 'Open Sans', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--body-font);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.7;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

h1, h2, h3 {
    font-family: var(--heading-font);
    color: var(--primary-color);
    font-weight: 700;
}

h1 { font-size: 2.8rem; line-height: 1.2; margin-bottom: 1rem; }
h2 { font-size: 2rem; margin-bottom: 2rem; text-align: center;}
h3 { font-size: 1.25rem; }

section {
    padding: 4rem 0;
}

a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover { color: var(--accent-orange); }

/* --- Header & Navigation --- */
.main-header {
    background-color: var(--bg-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #eee;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo img { height: 30px; }
.main-nav ul { list-style: none; display: flex; gap: 2rem; }
.main-nav a { font-size: 1rem; color: var(--text-color); }
.nav-toggle { display: none; }

/* --- Hero Section --- */
.hero-section {
    background-color: var(--bg-alt-color);
    text-align: center;
    padding: 5rem 0;
}

.hero-section h1 {
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.hero-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.cta-button {
    background-color: var(--primary-color);
    color: var(--bg-color);
    padding: 0.8rem 2.2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    background-color: #0a2f58; /* Darker Blue */
    color: var(--bg-color);
}

/* --- Product Grid --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-color);
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(13, 61, 111, 0.1);
}
.product-card img {
    max-width: 100%;
    height: 180px;
    object-fit: contain;
    margin-bottom: 1rem;
}
.product-card h3 { margin-bottom: 0.5rem; }
.product-card .description { font-size: 0.95rem; min-height: 50px; margin-bottom: 1rem; }
.product-card .price { font-weight: 600; font-size: 1.1rem; color: var(--primary-color); margin-bottom: 1rem;}
.product-button {
    display: inline-block;
    width: 100%;
    background-color: var(--accent-orange);
    color: var(--bg-color);
    padding: 0.7rem 1rem;
    border-radius: 8px;
    font-weight: 600;
}
.product-button:hover { 
    background-color: #e0851a; /* Darker Orange */
}

/* --- Why Secoby & Other Sections --- */
.content-section p {
    max-width: 750px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
}
.alternate-bg { background-color: var(--bg-alt-color); }
.care-section { background-color: var(--accent-orange-light); }
.care-section p { text-align: center; max-width: 750px; margin: 0 auto; }
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    text-align: center;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--bg-alt-color);
    border-top: 1px solid #e9ecef;
    padding: 2rem 0;
    text-align: center;
    font-size: 0.9rem;
}
.main-footer .container { display: flex; flex-direction: column; gap: 1rem; }
.main-footer a { color: var(--text-color); margin: 0 0.5rem; }

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.7rem; }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    .main-nav.active { display: block; }
    .main-nav ul { flex-direction: column; padding: 1rem 0; }
    .main-nav ul li { text-align: center; padding: 0.5rem 0; }
    
    .nav-toggle {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        width: 24px;
        height: 18px;
        position: relative;
    }
    .nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: var(--primary-color);
        position: absolute;
        left: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }
    .nav-toggle span:nth-child(1) { top: 0; }
    .nav-toggle span:nth-child(2) { top: 8px; }
    .nav-toggle span:nth-child(3) { top: 16px; }
}