:root {
    --color-bg: #f8fafc;
    --color-text: #0f172a;
    --color-primary: #0f172a;
    --color-surface: #ffffff;
    --color-accent: #3b82f6;

    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem; /* ← Added missing token */
    --spacing-xl: 3rem;

    --font-body: system-ui, -apple-system, sans-serif;
}

/* 2. Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    font-size: 100%;
}
body {
    font-family: var(--font-body);
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
}

/* 3. Skip Link (Accessible by design, hidden until focused) */
.skip-link {
    position: absolute;
    top: -60px;
    left: 0;
    background: var(--color-accent);
    color: #fff;
    padding: var(--spacing-md);
    text-decoration: none;
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 0;
}

.site-header {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-bottom: 1px solid #e2e8f0;
}
.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: 0;
}
.nav-link {
    text-decoration: none;
    color: var(--color-text);
    padding: 0.5rem;
    display: block;
}
.nav-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: 4px;
}

@media (min-width: 520px) {
    .nav-list {
        flex-direction: row;
        gap: var(--spacing-md);
        /* justify-content:space-between; */
    }
}

/* Shared container constraint */
.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Hero */
.hero {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-surface);
    text-align: center;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 70vh; /* Gives the section height to center within */
}
.hero .container {
    padding: var(--spacing-xl) var(--spacing-md);
}
.hero h1 {
    font-size: clamp(1.8rem, 4vw + 0.5rem, 3rem);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}
.hero p {
    font-size: clamp(1rem, 2vw + 0.25rem, 1.25rem);
    max-width: 65ch;
    margin: 0 auto;
    opacity: 0.85;
}

/* About */
.about {
    width: 100%;
    background: var(--color-surface);
    text-align: center;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 70vh; /* Gives the section height to center within */
}
.about .container {
    padding: var(--spacing-xl) var(--spacing-md);
}
.about h2 {
    font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
    margin-bottom: var(--spacing-md);
}
.about p {
    max-width: 65ch;
    margin: 0 auto;
    opacity: 0.85;
}

/* Products */
.products {
    width: 100%;
    background: var(--color-bg);
}
.products .container {
    padding: var(--spacing-xl) var(--spacing-md);
}
.products h2 {
    font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}
.product-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.product-card {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
}

/* Visit */
.visit {
    width: 100%;
    background: var(--color-surface);
}
.visit .container {
    padding: var(--spacing-xl) var(--spacing-md);
}
.visit h2 {
    font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}
.visit-grid {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.info-block {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
}

.site-footer {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-surface);
    text-align: center;
}
.site-footer .container {
    padding: var(--spacing-lg) var(--spacing-md);
}
.footer-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}
.footer-link {
    color: var(--color-surface);
    text-decoration: none;
    opacity: 0.8;
    padding: 0.25rem;
}
.footer-link:hover,
.footer-link:focus-visible {
    opacity: 1;
    text-decoration: underline;
}

/* Ensures every interactive element gets a consistent, visible focus ring */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    object-position: center center;
    border-radius: 0.25rem;
    margin-bottom: var(--spacing-sm);
}

.hero {
    min-height: 70vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}