/* --- Global Variables & Resets --- */
:root {
    --color-bg: #0f172a;
    --color-surface: #1e293b;
    --color-surface-card: #334155;
    --color-text-main: #f8fafc;
    --color-text-muted: #94a3b8;
    --color-accent: #f59e0b; /* Amber/Gold Accent */
    --color-accent-hover: #d97706;
    --color-link: #38bdf8;
    --color-border: #475569;
    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --max-width: 1100px;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-family: var(--font-sans);
    line-height: 1.7;
    font-size: 1.05rem;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    text-decoration: underline;
}

/* --- Header & Navigation --- */
.navbar {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.brand-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.nav-menu {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu a {
    color: var(--color-text-muted);
    font-weight: 500;
}

.nav-menu a:hover {
    color: var(--color-text-main);
    text-decoration: none;
}

.btn-nav {
    background-color: var(--color-accent);
    color: #000 !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600 !important;
}

.btn-nav:hover {
    background-color: var(--color-accent-hover);
}

/* --- Hero Section --- */
.hero {
    padding: 5rem 0 4rem;
    background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--color-text-main);
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    transition: background-color 0.2s ease, transform 0.1s ease;
    text-decoration: none !important;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--color-accent);
    color: #0f172a;
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-main);
}

.btn-secondary:hover {
    background-color: var(--color-surface);
}

/* --- Main Layout & Content --- */
.main-layout {
    padding: 4rem 0;
}

.article-content section {
    margin-bottom: 3.5rem;
}

h2 {
    font-size: 1.85rem;
    margin-bottom: 1.25rem;
    color: var(--color-text-main);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--color-accent);
}

p {
    margin-bottom: 1.25rem;
    color: #cbd5e1;
}

/* --- Grid & Cards --- */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.card {
    background-color: var(--color-surface);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* --- Lists --- */
.styled-list {
    list-style: none;
    margin-bottom: 1.5rem;
}

.styled-list li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
    color: #cbd5e1;
}

.styled-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* --- Data Table --- */
.table-wrapper {
    overflow-x: auto;
    margin: 1.5rem 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-surface);
    border-radius: 8px;
    overflow: hidden;
}

.data-table th, .data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.data-table th {
    background-color: var(--color-surface-card);
    color: var(--color-accent);
}

/* --- FAQ Accordion --- */
.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.25rem;
    background: none;
    border: none;
    color: var(--color-text-main);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: var(--color-accent);
}

.faq-item.active .faq-question::after {
    content: "−";
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 1.25rem;
    background-color: rgba(0, 0, 0, 0.1);
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 1rem 1.25rem;
}

.faq-answer p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* --- Contact Section --- */
.contact-section {
    background-color: var(--color-surface);
    padding: 4rem 0;
    border-top: 1px solid var(--color-border);
}

.contact-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact-card h2 {
    border-bottom: none;
    padding-bottom: 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
    text-align: left;
    background-color: var(--color-surface);
    padding: 1.5rem;
    border-radius: 8px;
}

.contact-item strong {
    color: var(--color-accent);
    display: inline-block;
    width: 90px;
}

/* --- Footer --- */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .nav-menu {
        display: none; /* Simplification for small screens */
    }

    .hero h1 {
        font-size: 1.85rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .contact-details {
        text-align: center;
    }

    .contact-item strong {
        display: block;
        width: 100%;
        margin-bottom: 0.25rem;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
    }
}