/* ============================================
   Triple Adventure Estates B.V.
   Minimal, professional one-page website
   ============================================ */

/* CSS Custom Properties */
:root {
    --color-bg: #fafafa;
    --color-bg-alt: #f5f5f5;
    --color-text: #2c2c2c;
    --color-text-muted: #666666;
    --color-accent: #3d5a4c;
    --color-accent-hover: #2e4639;
    --color-border: #e0e0e0;
    --color-mountain: #e8e8e8;

    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    --max-width: 42rem;
    --max-width-wide: 64rem;

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Smooth scroll with reduced motion respect */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-stack);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    border-radius: 0 0 4px 4px;
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.header-inner {
    max-width: var(--max-width-wide);
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: var(--font-size-sm);
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--color-text);
}

.header-contact {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.header-contact:hover {
    color: var(--color-accent);
    background-color: var(--color-bg-alt);
}

.header-contact:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: calc(var(--spacing-3xl) + 60px) 0 var(--spacing-3xl);
    text-align: center;
    overflow: hidden;
}

.mountain-svg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 80px;
    color: var(--color-mountain);
    pointer-events: none;
}

.hero h1 {
    margin: 0 0 var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-text);
}

.subtitle {
    margin: 0 0 var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-accent);
}

.tagline {
    margin: 0 0 var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
}

/* CTA Button */
.cta-button {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-accent);
    color: white;
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: 4px;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.cta-button:hover {
    background-color: var(--color-accent-hover);
}

.cta-button:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: no-preference) {
    .cta-button:hover {
        transform: translateY(-1px);
    }
}

/* Sections */
.section {
    padding: var(--spacing-2xl) 0;
}

.section h2 {
    margin: 0 0 var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
}

.lead-text {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* Divider */
.divider {
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--color-border);
}

.divider svg {
    width: 100%;
    max-width: 300px;
    height: 40px;
}

/* Values List */
.values-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.values-list li {
    position: relative;
    padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-md);
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.values-list li:last-child {
    border-bottom: none;
}

.values-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

/* Horizon Section */
.section-horizon {
    background-color: var(--color-bg-alt);
}

.horizon-text {
    margin: 0;
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    font-style: italic;
}

/* Contact Section */
.section-contact {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.contact-info p {
    margin: 0 0 var(--spacing-md);
}

.contact-info p:last-child {
    margin-bottom: 0;
}

.contact-info strong {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.contact-info a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-info a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

.contact-info a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
}

.company-details {
    margin-bottom: var(--spacing-md);
}

.company-details p {
    margin: 0 0 var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.company-details p:first-child {
    color: var(--color-text);
}

.copyright {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero {
        padding: calc(var(--spacing-3xl) + 80px) 0 var(--spacing-3xl);
    }

    .hero h1 {
        font-size: var(--font-size-3xl);
    }

    .subtitle {
        font-size: var(--font-size-xl);
    }

    .section {
        padding: var(--spacing-3xl) 0;
    }

    .mountain-svg {
        height: 100px;
    }
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }

    .header-inner {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .logo {
        font-size: var(--font-size-base);
    }
}

/* Print Styles */
@media print {
    .header,
    .skip-link,
    .mountain-svg,
    .divider,
    .cta-button {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: black;
        background: white;
    }

    .hero {
        padding-top: 0;
    }

    .section {
        padding: 1rem 0;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }

    a[href^="mailto:"]::after,
    a[href^="tel:"]::after {
        content: "";
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --color-text: #000000;
        --color-text-muted: #333333;
        --color-accent: #1a3a2a;
        --color-border: #666666;
    }
}

/* Focus Visible for keyboard users */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}