:root {
    --midnight-navy: #1B263B;
    --steel-blue: #415A77;
    --platinum-grey: #E0E1DD;
    --silver-wire: #BDC3C7;
    --bifrost-white: #faf6f6;
    --gjallar-gold: #BFA55C;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bifrost-white);
    color: var(--midnight-navy);
    line-height: 1.6;
}

/* --- Header Styles --- */
.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(27, 38, 59, 0.95); /* Midnight Navy with slight transparency */
    backdrop-filter: blur(10px); /* Modern frosted glass effect */
    border-bottom: 1px solid var(--steel-blue);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.company-name {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--bifrost-white);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.nav-menu a {
    text-decoration: none;
    color: var(--platinum-grey);
    font-size: 0.9rem;
    font-weight: 400;
    margin-left: 30px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--bifrost-white);
}

/* --- Layout Adjustments --- */
html {
    scroll-behavior: smooth; /* Smooth scrolling when clicking menu links */
}


@media (max-width: 600px) {
    .company-name { display: none; } /* Keeps it clean on small mobile screens */
    .nav-menu a { margin-left: 15px; font-size: 0.8rem; }
}


/* --- Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--bifrost-white);
    background: linear-gradient(rgba(27, 38, 59, 0.85), rgba(27, 38, 59, 0.85)), url('/images/hero_image.png');
    background-size: cover;
    background-position: center;
    padding: 0 20px;
    padding-top: 80px; 
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    font-weight: 300;
    max-width: 700px;
    margin: 0 auto;
    color: var(--platinum-grey);
}

/* --- Reports Section --- */
.reports-section {
    padding: 120px 20px;
    background-color: var(--bifrost-white);
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 60px;
    font-weight: 700;
    color: var(--midnight-navy);
}

.reports-grid {
    display: grid;
    /* Standard 3-column grid for desktop */
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Full Tile Link */
.report-tile {
    background: var(--bifrost-white);
    padding: 50px 20px;
    border-radius: 4px;
    text-decoration: none;
    color: inherit;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    border: 1px solid var(--silver-wire);
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.report-tile h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--midnight-navy);
    position: relative;
}

.report-tile p {
    font-size: 0.95rem;
    color: var(--steel-blue);
}

/* Hover Interaction */
.report-tile:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(27, 38, 59, 0.1);
    border-color: var(--steel-blue);
}

.report-tile:hover h3 {
    color: var(--gjallar-gold);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .reports-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .reports-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.8rem; }
}

/* --- Footer --- */
footer {
    background-color: var(--midnight-navy);
    color: var(--platinum-grey);
    padding: 80px 20px;
    text-align: center;
    font-size: 0.9rem;
}

.legal-block {
    margin-top: 30px;
    color: var(--silver-wire);
    font-size: 0.8rem;
    line-height: 1.8;
}

/* Declarations for product page */
.product-container {
    max-width: 1000px;
    margin: 120px auto 60px; /* Offset for fixed header */
    padding: 0 20px;
}

.report-header {
    border-bottom: 2px solid var(--gjallar-gold);
    padding-bottom: 30px;
    margin-bottom: 40px;
}

.report-header h1 {
    color: var(--midnight-navy);
    font-size: 2.5rem;
    line-height: 1.2;
}

.content-section {
    margin-bottom: 50px;
}

.content-section h2 {
    color: var(--steel-blue);
    margin-bottom: 20px;
    text-transform: uppercase;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.content-section p {
    margin-bottom: 10px;
}

.list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

ul {
    list-style: none;
}

ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 5px;
}

ul li::before {
    content: "•";
    color: var(--gjallar-gold);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.btn-enquiry {
    display: inline-block;
    background-color: var(--midnight-navy);
    color: var(--bifrost-white);
    padding: 18px 35px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    transition: background 0.3s ease;
    margin-top: 20px;
    border: 1px solid var(--midnight-navy);
}

.btn-enquiry:hover {
    background-color: var(--gjallar-gold);
    border-color: var(--gjallar-gold);
}

.scope-box {
    background: var(--platinum-grey);
    padding: 25px;
    border-radius: 4px;
    margin-top: 20px;
}