:root {
    --color-bg: #FAFAFA;
    --color-text: #1d1d1f;
    --color-text-secondary: #86868b;
    --color-accent: #BFA15F;
    /* Muted Brass Gold */
    --color-accent-hover: #A68A4E;
    --color-nav-bg: rgba(250, 250, 250, 0.8);
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    --container-width: 980px;
    --spacing-section: 120px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-stack);
    font-size: 17px;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    letter-spacing: -0.003em;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 700;
    letter-spacing: -0.005em;
}

h2 {
    font-size: 40px;
    line-height: 1.1;
    letter-spacing: 0.004em;
    margin-bottom: 20px;
}

h3 {
    font-size: 28px;
    line-height: 1.14286;
    margin-bottom: 15px;
}

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

a:hover {
    color: var(--color-accent);
}

p {
    margin-bottom: 1.5em;
    color: var(--color-text-secondary);
}

strong {
    color: var(--color-text);
}

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: var(--spacing-section) 0;
}

/* Header & Nav */
header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-nav-bg);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 48px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-weight: 600;
    font-size: 19px;
    color: var(--color-text);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-size: 12px;
    color: var(--color-text);
    opacity: 0.8;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
    color: var(--color-accent);
}

/* Mobile Nav */
.mobile-menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 24px;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 150px 0 100px;
}

.hero h1 {
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p.lead {
    font-size: 24px;
    line-height: 1.33337;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-image-wrapper {
    width: 100%;
    height: 600px;
    background-color: #eee;
    border-radius: 20px;
    overflow: hidden;
    margin-top: 50px;
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.hero-image-wrapper:hover img {
    transform: scale(1.02);
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.feature-item {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

/* Image Text Sections */
.image-text-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.image-text-section.reverse {
    direction: rtl;
    /* Simple hack for reversal, better to use grid-template-areas or order */
}

.image-text-section.reverse>* {
    direction: ltr;
}

.section-image {
    width: 100%;
    height: 500px;
    border-radius: 20px;
    overflow: hidden;
    background-color: #f0f0f0;
}

.section-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Footer */
footer {
    background-color: #f5f5f7;
    padding: 60px 0;
    margin-top: 100px;
    font-size: 12px;
    color: var(--color-text-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--color-text-secondary);
    margin-left: 20px;
}

.footer-links a:hover {
    text-decoration: underline;
    color: var(--color-text);
}

/* FAQs */
.faq-item {
    padding: 20px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.faq-question {
    font-weight: 600;
    font-size: 19px;
    margin-bottom: 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* Responsive */
@media (max-width: 768px) {
    :root {
        --spacing-section: 60px;
    }

    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 30px;
    }

    .nav-links {
        position: fixed;
        top: 48px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: #FAFAFA;
        /* Solid background */
        backdrop-filter: none;
        /* Ensure no transparency effects */
        z-index: 2000;
        flex-direction: column;
        padding: 40px;
        transform: translateY(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0.01, 0.165, 0.99);
        display: flex;
        /* Force display flex but hidden via translate */
        opacity: 0;
        pointer-events: none;
    }

    .nav-links.active {
        height: fit-content;
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links a {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .feature-grid,
    .image-text-section {
        grid-template-columns: 1fr;
    }

    .hero-image-wrapper,
    .section-image {
        height: 300px;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
    }

    .footer-links a {
        margin-left: 0;
        display: block;
        margin-bottom: 10px;
    }
}