/* Modern Maintenance Page Stylesheet */
/* Inspired by NV Solution premium wood flooring design */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap");

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
    /* Colors - Modern light theme matching catalog */
    --color-primary: #1a1f2e;
    --color-secondary: #2d3748;
    --color-accent: #d4af37;
    --color-accent-hover: #b8941f;
    --color-background: #f4f7fa; /* Light blue-gray background */
    --color-text: #2d3748;
    --color-text-light: #718096;
    --color-text-white: #ffffff;
    --color-text-muted: rgba(255, 255, 255, 0.85);
    --color-border: #e2e8f0;
    --color-card-bg: #ffffff;

    /* Typography - Modern Inter + Poppins fonts */
    --font-heading: "Poppins", "Inter", sans-serif;
    --font-body: "Inter", "Poppins", sans-serif;
    --font-size-base: 1rem;
    --font-size-heading: 2.75rem;
    --font-size-subheading: 1.75rem;
    --font-size-small: 0.875rem;
    --line-height-body: 1.7;
    --line-height-heading: 1.3;

    /* Spacing - More generous */
    --spacing-xs: 0.75rem;
    --spacing-sm: 1.25rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Layout */
    --max-width: 1200px;
    --border-radius: 12px;
    --border-radius-sm: 6px;

    /* Shadows - Subtle for modern flat design */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.18);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1a1f2e 0%, #2d3748 100%);
    --gradient-accent: linear-gradient(135deg, #d4af37 0%, #b8941f 100%);
}

/* ============================================
   Reset and Base Styles
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-body);
    color: var(--color-text);
    background: var(--color-background);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

/* ============================================
   Header Styles - Matching catalog design
   ============================================ */
.maintenance-header {
    background: var(--gradient-primary);
    color: var(--color-text-white);
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin: 0;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.maintenance-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.02)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.02)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.01)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

.header-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.header-logo {
    max-width: 320px;
    height: auto;
    margin-bottom: var(--spacing-sm);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.header-logo:hover {
    transform: scale(1.02);
}

.company-name {
    color: var(--color-text-white);
    font-size: var(--font-size-heading);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin: 0;
    font-weight: 700;
    font-family: var(--font-heading);
    text-shadow: none;
}

.header-tagline {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    font-weight: 300;
    letter-spacing: 0.03em;
    font-style: italic;
    margin: 0;
    font-family: var(--font-heading);
    max-width: 600px;
}

/* ============================================
   Main Content Area
   ============================================ */
.maintenance-main {
    background: var(--color-background);
    padding: var(--spacing-xl) 0;
    flex: 1;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-subheading);
    line-height: var(--line-height-heading);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.02em;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Language Switcher Styles
   ============================================ */
.language-switcher {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xl);
}

.lang-btn {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-white);
    background: var(--gradient-accent);
    border: 2px solid transparent;
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    min-width: 70px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
}

.lang-btn:hover {
    background: var(--gradient-accent);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.lang-btn.active {
    background: var(--color-card-bg);
    color: var(--color-accent);
    border-color: var(--color-accent);
    font-weight: 700;
    box-shadow: var(--shadow-sm);
}

.lang-btn.active:hover {
    transform: none;
}

/* ============================================
   PDF Downloads Section
   ============================================ */
.pdf-downloads {
    margin-bottom: var(--spacing-xl);
}

.pdf-links {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* ============================================
   PDF Link Card Styles - Modern flat design
   ============================================ */
.pdf-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--color-card-bg);
    color: var(--color-text);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-decoration: none;
    box-shadow: none;
    transition: all 0.3s ease;
    border: 2px solid rgba(212, 175, 55, 0.25);
    position: relative;
    overflow: hidden;
}

.pdf-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(212, 175, 55, 0.02) 0%,
        rgba(184, 148, 31, 0.05) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.pdf-link:hover::before {
    opacity: 1;
}

.pdf-link:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

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

.pdf-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(184, 148, 31, 0.15) 100%);
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.pdf-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.pdf-content h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.pdf-content p {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    margin: 0;
}

/* Graceful display even if PDFs are missing */
.pdf-link[href="#"],
.pdf-link:not([href]) {
    opacity: 0.6;
    cursor: not-allowed;
}

.pdf-link[href="#"]:hover,
.pdf-link:not([href]):hover {
    transform: none;
    box-shadow: none;
}

/* ============================================
   Contact Info Section
   ============================================ */
.contact-info {
    margin-top: var(--spacing-xl);
}

.contact-cards {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    align-items: stretch;
    grid-template-columns: repeat(2, 1fr);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    margin-top: var(--spacing-lg);
}

.contact-card {
    background: var(--color-card-bg);
    color: var(--color-text);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: none;
    text-align: left;
    display: flex;
    flex-direction: column;
    min-height: 320px;
    border: 2px solid rgba(212, 175, 55, 0.25);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(212, 175, 55, 0.02) 0%,
        rgba(184, 148, 31, 0.05) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.contact-card:hover::before {
    opacity: 1;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.contact-card > * {
    position: relative;
    z-index: 2;
}

.contact-card h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.contact-card p {
    margin: var(--spacing-xs) 0;
    font-size: 0.95rem;
    line-height: 1.7;
    font-weight: 400;
    color: var(--color-text);
}

.contact-card a {
    color: var(--color-accent);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

.contact-card .country-flag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: 1.75rem;
    z-index: 3;
}

.contact-card .business-info {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    background: rgba(212, 175, 55, 0.05);
    border-radius: var(--border-radius-sm);
}

.contact-card .business-info p {
    margin: var(--spacing-xs) 0;
    font-size: 0.875rem;
    color: var(--color-text);
    line-height: 1.5;
    font-weight: 400;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet (768px - 1023px) */
@media (min-width: 768px) {
    .pdf-links {
        grid-template-columns: repeat(3, 1fr);
    }

    .pdf-link {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }

    .pdf-icon {
        margin-bottom: var(--spacing-sm);
    }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
    .maintenance-main {
        padding: var(--spacing-lg) 0;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .company-name {
        font-size: 2rem;
    }

    .header-tagline {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .pdf-links {
        grid-template-columns: 1fr;
    }

    .pdf-link {
        padding: var(--spacing-md);
    }

    .pdf-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .pdf-content h3 {
        font-size: 1.125rem;
    }

    .contact-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-card {
        padding: var(--spacing-md);
        min-height: auto;
    }

    .contact-card p {
        font-size: 0.875rem;
    }

    .header-logo {
        max-width: 250px;
    }

    .language-switcher {
        flex-wrap: wrap;
    }

    .lang-btn {
        min-width: 50px;
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }
}

/* Desktop large (> 1024px) */
@media (min-width: 1024px) {
    .company-name {
        font-size: 3rem;
    }

    .header-tagline {
        font-size: 1.25rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header p {
        font-size: 1.25rem;
    }
}

/* ============================================
   Loading States
   ============================================ */
.contact-cards.loading {
    opacity: 0.6;
    pointer-events: none;
}

.contact-cards.loading::after {
    content: "Loading contacts...";
    display: block;
    text-align: center;
    color: var(--color-text-light);
    font-style: italic;
    padding: var(--spacing-lg);
}

/* ============================================
   Accessibility Enhancements
   ============================================ */

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .lang-btn:hover,
    .pdf-link:hover,
    .contact-card:hover {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .lang-btn {
        border-width: 3px;
    }

    .lang-btn:focus,
    .pdf-link:focus,
    .contact-card:focus {
        outline-width: 3px;
    }
}