:root {
    --primary-blue: #005691;
    --dark-blue: #003860;
    --accent-green: #1a8a42;
    --light-green: #eef8f1;
    --bio-green: #15803d;
    --dark-text: #1e293b;
    --light-bg: #f8fafc;
    --border-color: #cbd5e1;
    --white: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Open Sans', sans-serif;
}

h1, h2, h3, h4, .btn, .nav-links a {
    font-family: 'Montserrat', sans-serif;
}

body {
    background-color: #f1f5f9;
    color: var(--dark-text);
    line-height: 1.5;
}

/* --- TOP BAR & HEADER --- */
.top-bar {
    background: var(--dark-blue);
    color: var(--white);
    font-size: 0.85rem;
    padding: 10px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar-info {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.top-bar-info span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.top-bar-info i {
    color: #4ade80;
}

header {
    background: var(--white);
    border-bottom: 2px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 5%;
    max-width: 1250px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--accent-green);
    color: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    line-height: 1;
    text-transform: lowercase;
}

.logo-text span {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-green);
    font-weight: 700;
    display: block;
    margin-top: 3px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-text);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary { background: var(--primary-blue); color: white; }
.btn-primary:hover { background: var(--dark-blue); }

.btn-green { background: var(--accent-green); color: white; }
.btn-green:hover { background: #136a32; }

.btn-outline { border: 2px solid var(--primary-blue); color: var(--primary-blue); background: transparent; }
.btn-outline:hover { background: var(--primary-blue); color: white; }

/* --- HERO & SECTIONS --- */
.hero {
    background: linear-gradient(135deg, #ffffff 0%, #eef6ff 100%);
    padding: 40px 5%;
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    max-width: 1250px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero-text h2 {
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--dark-blue);
    line-height: 1.25;
    margin-bottom: 15px;
}

.hero-text p {
    font-size: 1.05rem;
    color: #475569;
    margin-bottom: 25px;
}

.hero-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 25px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--dark-text);
}

.highlight-item i {
    color: var(--accent-green);
    font-size: 1.1rem;
}

.hero-image-card {
    background: white;
    padding: 15px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    text-align: center;
}

.hero-image-card img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    display: block;
}

/* --- BENEFITS STRIP --- */
.benefits-strip {
    background: var(--white);
    padding: 25px 5%;
    border-bottom: 1px solid var(--border-color);
}

.benefits-grid {
    max-width: 1250px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.benefit-box {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.benefit-box i {
    font-size: 2rem;
    color: var(--primary-blue);
}

.benefit-box h4 {
    font-size: 0.95rem;
    color: var(--dark-text);
}

.benefit-box p {
    font-size: 0.8rem;
    color: #64748b;
}

/* --- CATEGORIES & TABLES --- */
.main-content {
    max-width: 1250px;
    margin: 50px auto;
    padding: 0 5%;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.category-block {
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.category-header {
    padding: 25px;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.header-blue { background: var(--primary-blue); }
.header-green { background: var(--accent-green); }
.header-darkgreen { background: var(--bio-green); }

.category-header h3 {
    font-size: 1.5rem;
    font-weight: 800;
}

.category-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.category-body {
    padding: 30px;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 30px;
    align-items: start;
}

.product-preview {
    text-align: center;
    background: #fafafa;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 15px;
}

.product-preview img {
    width: 100%;
    height: auto;
    border-radius: 6px;
}

.color-badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-top: 15px;
}

.color-badge {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
}

.table-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th {
    background: #f1f5f9;
    color: var(--dark-text);
    padding: 12px;
    text-align: left;
    font-weight: 700;
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

.data-table tr:hover {
    background-color: #f8fafc;
}

.price-col {
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--primary-blue);
}

/* --- FOOTER --- */
footer {
    background: var(--dark-blue);
    color: #cbd5e1;
    padding: 50px 5% 20px;
    margin-top: 60px;
    font-size: 0.9rem;
}

.footer-grid {
    max-width: 1250px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 35px;
    margin-bottom: 40px;
}

.footer-col h5 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col a { color: #cbd5e1; text-decoration: none; }
.footer-col a:hover { color: white; }

.footer-bottom {
    max-width: 1250px;
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid #1e293b;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.8rem;
}

@media (max-width: 992px) {
    .hero-container, .category-body {
        grid-template-columns: 1fr;
    }
    .nav-links { display: none; }
}