:root {
    --primary: #2F3C4F;
    --accent-1: #A7B6BF;
    --accent-2: #D9C8AE;
    --accent-3: #8A7B70;
    --bg-light: #F4F7F9;
    --text-main: #FFFFFF;
    --text-dark: #1A1A1A;
    --spacing-unit: 8px;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1 { font-size: 3.5rem; font-weight: 700; line-height: 1.1; margin-bottom: 24px; color: var(--text-main); }
h2 { font-size: 2.2rem; font-weight: 600; margin-bottom: 32px; color: var(--primary); border-left: 4px solid var(--accent-2); padding-left: 16px; }
h3 { font-size: 1.6rem; font-weight: 500; margin-bottom: 16px; color: var(--primary); }
p { margin-bottom: 20px; font-size: 1.1rem; }

/* Sections */
section { padding: 100px 0; position: relative; }
.bg-dark { background-color: var(--primary); color: var(--text-main); }

/* Header */
header {
    background: var(--primary);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--accent-3);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-2);
    text-decoration: none;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li { margin-left: 30px; }
.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--accent-2); }

/* Grid & Cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background: #fff;
    padding: 40px;
    border: 1px solid var(--accent-1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Specific UI Elements */
.stat-strip {
    height: 4px;
    background: var(--accent-1);
    margin: 15px 0;
    position: relative;
}

.stat-progress {
    height: 100%;
    background: var(--accent-2);
}

.glossary-term {
    border-bottom: 1px dashed var(--accent-2);
    cursor: help;
    position: relative;
}

.info-box {
    background: rgba(167, 182, 191, 0.1);
    border-right: 4px solid var(--accent-1);
    padding: 20px;
    margin: 20px 0;
}

/* Table */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 40px 0;
}

th, td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid var(--accent-1);
}

th { background: var(--primary); color: #fff; }

/* Accordion */
.accordion-item {
    border: 1px solid var(--accent-1);
    margin-bottom: 10px;
}

.accordion-header {
    padding: 20px;
    background: #fff;
    cursor: pointer;
    font-weight: 600;
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s;
}

/* Image styling */
.img-fluid {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.hero-img { height: 600px; width: 100%; object-fit: cover; filter: brightness(0.6); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    background: var(--accent-2);
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: 0.3s;
}

.btn:hover { background: var(--accent-1); color: var(--text-main); }

/* Cookie Banner */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary);
    color: #fff;
    padding: 20px;
    z-index: 9999;
    display: none;
    border-top: 2px solid var(--accent-2);
}

.footer {
    background: var(--primary);
    color: var(--text-main);
    padding: 60px 0;
    margin-top: 100px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

@media (max-width: 768px) {
    .grid-3 { grid-template-columns: 1fr; }
    h1 { font-size: 2.5rem; }
    .footer-grid { grid-template-columns: 1fr; }
}