/* ============================================
   Haft Maschinenbau GmbH - Stylesheet
   Lokal gehostet - 100% Datenschutz-konform
   Farbschema: Monochrom Grau-Blau (Logo: #505d6b)
   ============================================ */

:root {
    --color-primary: #013770;
    
    /* Helle Varianten für Buttons & Hover (automatisch abgeleitet) */
    --color-primary-light: #025eb8;   /* Etwas heller für Hover/Buttons */
    --color-primary-lighter: #4d8fd6; /* Sehr hell für Hintergründe/Akzente */
    --color-primary-dark: #00234a;    /* Dunkler für Text/Kontrast */
    
    /* Neutral Colors */
    --color-dark: #0f172a;            /* Sehr dunkles Blau/Schwarz für Text */
    --color-gray: #64748b;            /* Grau für Nebentexte */
    --color-light: #f0f4f8;           /* Sehr helles Blaugrau für Hintergrund */
    --color-white: #ffffff;
    
    --color-accent: #013770;
    
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --container-width: 1200px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    color: var(--color-dark);
    background-color: var(--color-light);
    line-height: 1.6;
    font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover { color: var(--color-primary-light); }

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

/* --- Header & Navigation --- */
header {
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
}

.logo { font-size: 1.5rem; font-weight: bold; color: var(--color-primary); }
.logo img { height: 90px; width: auto; }

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

nav a {
    color: var(--color-dark);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

nav a:hover::after,
nav a.active::after { width: 100%; }

nav a:hover,
nav a.active {
    color: var(--color-primary);
    font-weight: 700;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}
.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    transition: all 0.3s ease;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    background-image: url('../img/background_herobox.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(80, 93, 107, 0.65);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: var(--spacing-lg);
}

.hero h1 { font-size: 3rem; margin-bottom: var(--spacing-md); font-weight: 700; }
.hero p { font-size: 1.25rem; margin-bottom: var(--spacing-lg); }

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-primary-light);
    color: var(--color-white);
    border: 2px solid var(--color-primary-light);
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(80, 93, 107, 0.4);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-primary-light);
    color: var(--color-primary-light);
}

.btn-outline:hover {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    border-color: var(--color-primary-light);
}

/* Hero Button: heller auf dunklem Hintergrund */
.hero .btn {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    border: 2px solid var(--color-primary-light);
}

.hero .btn:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

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

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Services Grid --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(80, 93, 107, 0.2);
}

.service-card img { width: 100%; height: 200px; object-fit: cover; }

.service-card-content { padding: var(--spacing-lg); }
.service-card h3 { color: var(--color-primary); margin-bottom: var(--spacing-sm); }
.service-card p { color: var(--color-gray); margin-bottom: var(--spacing-md); }

.service-link {
    color: var(--color-primary-light);
    font-weight: 600;
}
.service-link:hover { color: var(--color-primary-dark); }

/* --- Video Section --- */
.video-section {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

.video-container { max-width: 900px; margin: 0 auto; }
video { width: 100%; border-radius: 8px; }

/* --- Downloads --- */
.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.download-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
    padding: var(--spacing-lg);
}

.download-card img {
    width: 100%;
    height: 150px;
    object-fit: contain;
    margin-bottom: var(--spacing-md);
}

.download-card h3 { color: var(--color-primary); margin-bottom: var(--spacing-sm); }

/* --- Contact Section --- */
.contact-info {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    max-width: 600px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.map-placeholder { margin-top: var(--spacing-lg); text-align: center; }
.map-placeholder img { border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }

/* --- Career Section --- */
.career-list { max-width: 800px; margin: 0 auto; }

.career-item {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-left: 4px solid var(--color-primary-light);
}

.career-item h3 { color: var(--color-primary); margin-bottom: var(--spacing-sm); }
.career-meta { color: var(--color-gray); font-size: 0.9rem; margin-bottom: var(--spacing-md); }
.career-description { margin-bottom: var(--spacing-md); }

.apply-btn {
    display: inline-block;
    background-color: var(--color-primary-light);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

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

.no-career {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: 8px;
    color: var(--color-gray);
}

/* --- Footer --- */
footer {
    background-color: var(--color-primary-dark);
    color: var(--color-light);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-column h4 { color: var(--color-white); margin-bottom: var(--spacing-md); }
.footer-column ul { list-style: none; }
.footer-column ul li { margin-bottom: var(--spacing-sm); }
.footer-column a { color: var(--color-primary-lighter); }
.footer-column a:hover { color: var(--color-white); }
.footer-column p { margin-bottom: 0.25rem; }

.social-links { display: flex; gap: var(--spacing-md); }
.social-links a { color: var(--color-white); font-size: 1.5rem; }

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--color-primary-lighter);
    font-size: 0.9rem;
}

/* --- Rechtliche Seiten --- */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.legal-content h1 { color: var(--color-primary); margin-bottom: var(--spacing-lg); }
.legal-content h2 { color: var(--color-dark); margin-top: var(--spacing-lg); margin-bottom: var(--spacing-md); }
.legal-content p { margin-bottom: var(--spacing-md); }
.legal-content ul { margin-bottom: var(--spacing-md); padding-left: 1.5rem; }
.legal-content ol { margin-bottom: var(--spacing-md); padding-left: 1.5rem; }

/* --- Admin Page --- */
.admin-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.form-group { margin-bottom: var(--spacing-md); }
.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-primary-lighter);
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--font-main);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(122, 138, 154, 0.2);
}

.form-group textarea { min-height: 150px; resize: vertical; }

.form-submit {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.form-submit:hover { background-color: var(--color-primary); }

.message {
    padding: var(--spacing-md);
    border-radius: 4px;
    margin-bottom: var(--spacing-md);
}

.message.success { background-color: #d4edda; color: #155724; }
.message.error { background-color: #f8d7da; color: #721c24; }

/* --- Info Banner --- */
.info-banner {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    padding: 0.75rem 0;
    position: sticky;
    top: 110px;
    z-index: 999;
    box-shadow: 0 2px 8px rgba(80, 93, 107, 0.3);
}

.info-banner-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.info-banner-icon { font-size: 1.5rem; flex-shrink: 0; }
.info-banner-text { flex: 1; font-size: 0.95rem; line-height: 1.4; }

.info-banner-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-white);
    flex-shrink: 0;
    padding: 0 0.5rem;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.info-banner-close:hover { opacity: 1; }

/* --- Popup Modal --- */
.popup-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.3s ease;
}

.popup-modal {
    background-color: var(--color-white);
    border-radius: 12px;
    padding: 2.5rem;
    max-width: 500px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.popup-icon { font-size: 3rem; margin-bottom: 1rem; }
.popup-title { color: var(--color-primary); font-size: 1.5rem; margin-bottom: 1rem; }
.popup-message { color: var(--color-gray); margin-bottom: 1.5rem; line-height: 1.6; }
.popup-button { min-width: 150px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.popup-overlay.hidden,
.info-banner.hidden { display: none !important; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .menu-toggle { display: flex; }

    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background-color: var(--color-white);
        padding: var(--spacing-md);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        gap: var(--spacing-sm);
    }

    nav ul.active { display: flex; }

    .hero h1 { font-size: 2rem; }
    .hero { height: 50vh; }
    .section-title { font-size: 1.5rem; }
    .footer-content { grid-template-columns: 1fr; }

    .popup-modal { padding: 1.5rem; margin: 1rem; }
    .info-banner-content { flex-wrap: wrap; }
    .info-banner-text { font-size: 0.85rem; }
}

/* --- Utility --- */
.text-center { text-align: center; }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.hidden { display: none; }

/* Social Media Icons */
.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-lighter);
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--color-white);
    transform: scale(1.15);
}