<?php
/* @var string $action */
/* @var string $content */
/* @var array $config */
/* @var Session $session */

$titles = [
    'main' => 'Dialysezentrum Berlin-Mahlsdorf | Praxis für Nephrologie & Dialyse',
    'leistungen' => 'Leistungen & Schwerpunkte | Dialysezentrum Berlin-Mahlsdorf',
    'praxis' => 'Praxisausstattung & Öffnungszeiten | Dialysezentrum Berlin-Mahlsdorf',
    'team' => 'Unser Ärzteteam & Mitarbeiter | Dialysezentrum Berlin-Mahlsdorf',
    'kontakt' => 'Kontakt & Anfahrt | Dialysezentrum Berlin-Mahlsdorf',
    'kontakt-formular' => 'Kontaktanfrage | Dialysezentrum Berlin-Mahlsdorf',
    'impressum' => 'Impressum | Dialysezentrum Berlin-Mahlsdorf',
    'datenschutz' => 'Datenschutzerklärung | Dialysezentrum Berlin-Mahlsdorf',
    '404' => 'Seite nicht gefunden (404) | Dialysezentrum Berlin-Mahlsdorf',
];

$descriptions = [
    'main' => 'Dialysezentrum Berlin-Mahlsdorf & Marzahn: Individuelle Hämodialyse, Online-HDF, nephrologische Ambulanz und ganzjährige Feriendialysen in Berlin.',
    'leistungen' => 'Leistungen im Dialysezentrum Berlin-Mahlsdorf: Nephrologische Ambulanz, Hämodialyse, Online-HDF mit Nikkiso Haemo-Master, Fresenius BCM & Sonographie.',
    'praxis' => 'Praxisausstattung, Dialyse-Schichten & Ambulanz-Sprechzeiten: 16 Plätze in Berlin-Mahlsdorf, 18 Plätze in Berlin-Marzahn und moderne Nikkiso-Dialysetechnik.',
    'team' => 'Lernen Sie unser Ärzteteam kennen: Dr. med. Bianca Bischoff, Dr. med. Juliane Hoffzimmer, Dr. med. Claudia Körner und 23 engagierte Pflege- & Servicekräfte.',
    'kontakt' => 'Kontakt & Anfahrt zum Dialysezentrum Berlin-Mahlsdorf (Thorner Str. 1, 12623 Berlin) und zur Satellitendialyse Marzahn (Blumberger Damm 130, 12685 Berlin).',
    'kontakt-formular' => 'Senden Sie uns Ihre Anfrage bequem online über das Kontaktformular des Dialysezentrums Berlin-Mahlsdorf für Termine, Feriendialysen oder allgemeine Fragen.',
    'impressum' => 'Impressum und Pflichtangaben der Berufsausübungsgemeinschaft Dr. med. Bianca Bischoff & Dr. med. Juliane Hoffzimmer – Dialysezentrum Berlin-Mahlsdorf.',
    'datenschutz' => 'Datenschutzerklärung und Informationen zum Schutz Ihrer personenbezogenen Daten gemäß DSGVO im Dialysezentrum Berlin-Mahlsdorf.',
    '404' => 'Die angeforderte Seite wurde leider nicht gefunden. Zurück zur Startseite des Dialysezentrums Berlin-Mahlsdorf.',
];

$currentAction = isset($action) ? $action : 'main';
$pageTitle = isset($titles[$currentAction]) ? $titles[$currentAction] : 'Dialysezentrum Berlin-Mahlsdorf';
$pageDescription = isset($descriptions[$currentAction]) ? $descriptions[$currentAction] : $descriptions['main'];

$baseUrl = 'https://www.dialyse-berlin.net';
if ($currentAction === '404') {
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} elseif (in_array($currentAction, ['impressum', 'datenschutz', 'kontakt-formular'], true)) {
    $robotsMeta = 'noindex, follow';
    $canonicalUrl = $baseUrl . '/' . $currentAction . '.html';
} elseif ($currentAction === 'main') {
    $robotsMeta = 'index, follow';
    $canonicalUrl = $baseUrl . '/';
} else {
    $robotsMeta = 'index, follow';
    $canonicalUrl = $baseUrl . '/' . $currentAction . '.html';
}

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        'name' => 'Dialysezentrum Berlin-Mahlsdorf',
        'alternateName' => 'Zentrum für Nephrologie und Dialyse – Dr. med. Bianca Bischoff & Dr. med. Juliane Hoffzimmer',
        'url' => $baseUrl . '/',
        'logo' => $baseUrl . '/img/logo_dialysezentrum.png',
        'image' => $baseUrl . '/img/gallery/praxis1.jpg',
        'description' => $descriptions['main'],
        'medicalSpecialty' => 'https://schema.org/Nephrology',
        'telephone' => '+49-30-5662484',
        'email' => 'kontakt@dialyse-berlin.net',
        'address' => [
            '@type' => 'PostalAddress',
            'streetAddress' => 'Thorner Straße 1',
            'postalCode' => '12623',
            'addressLocality' => 'Berlin',
            'addressRegion' => 'Berlin',
            'addressCountry' => 'DE',
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            'latitude' => 52.5078291,
            'longitude' => 13.6092903,
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        'openingHoursSpecification' => [
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                'dayOfWeek' => ['Monday', 'Wednesday', 'Friday'],
                'opens' => '07:00',
                'closes' => '20:00',
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                '@type' => 'OpeningHoursSpecification',
                'dayOfWeek' => ['Tuesday', 'Thursday', 'Saturday'],
                'opens' => '07:00',
                'closes' => '13:00',
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        'department' => [
            '@type' => 'MedicalClinic',
            'name' => 'Dialysezentrum Berlin-Mahlsdorf – Satellitendialyse Marzahn',
            'medicalSpecialty' => 'https://schema.org/Nephrology',
            'telephone' => '+49-30-5662484',
            'email' => 'kontakt@dialyse-berlin.net',
            'address' => [
                '@type' => 'PostalAddress',
                'streetAddress' => 'Blumberger Damm 130 (Eingang: Pritzhagener Weg 21)',
                'postalCode' => '12685',
                'addressLocality' => 'Berlin',
                'addressRegion' => 'Berlin',
                'addressCountry' => 'DE',
            ],
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                '@type' => 'GeoCoordinates',
                'latitude' => 52.5428128,
                'longitude' => 13.5716785,
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            'hasMap' => 'https://www.google.com/maps/place/Dialysezentrum+Berlin-Mahlsdorf+LC/@52.5428128,13.5716785,17z/data=!3m1!4b1!4m6!3m5!1s0x47a84991f9d5111b:0xda0b4785760166c5!8m2!3d52.5428128!4d13.5716785!16s%2Fg%2F1ts_5mmj',
        ],
        'employee' => [
            [
                '@type' => 'Physician',
                'name' => 'Dr. med. Bianca Bischoff',
                'jobTitle' => 'Fachärztin für Innere Medizin und Nephrologie',
                'medicalSpecialty' => 'https://schema.org/Nephrology',
            ],
            [
                '@type' => 'Physician',
                'name' => 'Dr. med. Juliane Hoffzimmer',
                'jobTitle' => 'Fachärztin für Innere Medizin und Nephrologie',
                'medicalSpecialty' => 'https://schema.org/Nephrology',
            ],
            [
                '@type' => 'Physician',
                'name' => 'Dr. med. Claudia Körner',
                'jobTitle' => 'Fachärztin für Innere Medizin',
            ],
        ],
    ],
];

if ($canonicalUrl && $currentAction !== 'main') {
    $schemaGraph[] = [
        '@type' => 'BreadcrumbList',
        'itemListElement' => [
            [
                '@type' => 'ListItem',
                'position' => 1,
                'name' => 'Startseite',
                'item' => $baseUrl . '/',
            ],
            [
                '@type' => 'ListItem',
                'position' => 2,
                'name' => trim(explode('|', $pageTitle)[0]),
                'item' => $canonicalUrl,
            ],
        ],
    ];
}
?>
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title><?=htmlspecialchars($pageTitle)?></title>
    
    <meta name="description" content="<?=htmlspecialchars($pageDescription)?>">
    <meta name="robots" content="<?=htmlspecialchars($robotsMeta)?>">
    <?php if($canonicalUrl): ?>
    <link rel="canonical" href="<?=htmlspecialchars($canonicalUrl)?>">
    <?php endif; ?>

    <!-- Open Graph / Link Preview Meta Tags -->
    <meta property="og:type" content="website">
    <meta property="og:locale" content="de_DE">
    <meta property="og:site_name" content="Dialysezentrum Berlin-Mahlsdorf">
    <meta property="og:title" content="<?=htmlspecialchars($pageTitle)?>">
    <meta property="og:description" content="<?=htmlspecialchars($pageDescription)?>">
    <?php if($canonicalUrl): ?>
    <meta property="og:url" content="<?=htmlspecialchars($canonicalUrl)?>">
    <?php endif; ?>
    <meta property="og:image" content="<?=$baseUrl?>/img/gallery/praxis1.jpg">
    <meta property="og:image:width" content="1024">
    <meta property="og:image:height" content="768">
    <meta property="og:image:alt" content="Dialysezentrum Berlin-Mahlsdorf – Praxisgebäude in der Thorner Straße 1">

    <!-- Schema.org Structured Data (JSON-LD) -->
    <script type="application/ld+json"><?=json_encode(['@context' => 'https://schema.org', '@graph' => $schemaGraph], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE)?></script>
    
    <link rel="icon" href="/img/favicon.ico?v=<?=filemtime(__DIR__ . '/../img/favicon.ico')?>" type="image/x-icon">
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    <link rel="apple-touch-icon" href="/img/apple-touch-icon.png?v=<?=filemtime(__DIR__ . '/../img/apple-touch-icon.png')?>">
    
    <!-- Modern Stylesheets -->
    <link href="/css/frontend.css?v=<?=filemtime(__DIR__ . '/../css/frontend.css')?>" rel="stylesheet" media="screen">
    <link href="/css/lightbox.min.css" rel="stylesheet" media="screen">
    
    <!-- Modern Libraries (Updated) -->
    <script src="/js/jquery-3.7.1.min.js" type="text/javascript"></script>
    <script src="/js/lightbox.min.js" type="text/javascript"></script>
</head>

<body>
<a href="#main-content" class="skip-link">Zum Hauptinhalt springen</a>
<div id="outer-container">

    <!-- Top Info Bar -->
    <div class="top-bar">
        <div class="container top-bar-inner">
            <div class="top-bar-left">
                <a href="https://www.google.com/maps/place/Dialysezentrum+Berlin-Mahlsdorf/@52.5078291,13.6092903,17z/data=!3m1!4b1!4m6!3m5!1s0x47a84991f9c57f7f:0xad4486f559442067!8m2!3d52.5078291!4d13.6092903!16s%2Fg%2F1tdqghgn" target="_blank" rel="noopener noreferrer" class="top-bar-item top-bar-addr-main" title="Zentrumsdialyse Berlin-Mahlsdorf in Google Maps öffnen" aria-label="Zentrumsdialyse: Thorner Str. 1, 12623 Berlin (in Google Maps öffnen)">
                    <svg class="top-bar-icon" aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 0 1 0-5 2.5 2.5 0 0 1 0 5z"/></svg>
                    <span>Thorner Str. 1, 12623 Berlin</span>
                </a>
                <a href="https://www.google.com/maps/place/Dialysezentrum+Berlin-Mahlsdorf+LC/@52.5428128,13.5716785,17z/data=!3m1!4b1!4m6!3m5!1s0x47a84991f9d5111b:0xda0b4785760166c5!8m2!3d52.5428128!4d13.5716785!16s%2Fg%2F1ts_5mmj" target="_blank" rel="noopener noreferrer" class="top-bar-item top-bar-addr-satellite" title="Satellitendialyse Marzahn in Google Maps öffnen" aria-label="Satellitendialyse: Blumberger Damm 130, 12685 Berlin (in Google Maps öffnen)">
                    <svg class="top-bar-icon" aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 0 1 0-5 2.5 2.5 0 0 1 0 5z"/></svg>
                    <span>Satellit: Blumberger Damm 130, 12685 Berlin</span>
                </a>
            </div>
            <div class="top-bar-right">
                <a href="tel:0305662484" title="Telefon Dialyse">
                    <svg class="top-bar-icon" aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/></svg>
                    Dialyse: 030 / 566 24 84
                </a>
                <a href="tel:0305662539" title="Telefon Ambulanz">
                    <svg class="top-bar-icon" aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/></svg>
                    Ambulanz: 030 / 566 25 39
                </a>
                <a href="javascript:void(0);" class="mail-obf" data-usr="kontakt" data-dom="dialyse-berlin" data-tld="net" title="E-Mail schreiben" style="font-weight: 600;">
                    <svg class="top-bar-icon" aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z"/></svg>
                    <span class="mail-val c-rev">net.nilreb-esylaid&#64;tkatnok</span>
                </a>
            </div>
        </div>
    </div>

    <!-- Main Navigation Header -->
    <header class="site-header">
        <div class="container header-inner">
            <a href="/" class="site-logo" title="Dialysezentrum Berlin-Mahlsdorf &ndash; Startseite">
                <img src="/img/logo_dialysezentrum.png?v=<?=filemtime(__DIR__ . '/../img/logo_dialysezentrum.png')?>" 
                     alt="Dialysezentrum Berlin-Mahlsdorf &ndash; Zentrum für Nephrologie &amp; Dialyse" 
                     width="915" height="199"
                     class="site-logo-img">
            </a>

            <!-- Navigation Menu -->
            <nav id="siteNav" aria-label="Hauptnavigation">
                <?php include('view/navigation.php'); ?>
            </nav>

            <!-- Actions & Mobile Toggle -->
            <div class="header-actions">
                <a href="/kontakt.html" class="header-cta-btn">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z"/></svg>
                    <span>Kontakt / Termin</span>
                </a>
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                </button>
            </div>
        </div>
    </header>

    <!-- Holiday / Announcement Dialog (if configured) -->
    <?php if(Helper::isHoliday($config) && $session->get('dialog') != 'dismissed'): ?>
        <div id="holiday-wrapper" class="holiday-notice-banner" role="region" aria-label="Aktueller Praxishinweis">
            <div class="container holiday-notice-inner">
                <div class="holiday-notice-content">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z"/></svg>
                    <div><?=Helper::parseHolidays($config)?></div>
                </div>
                <button type="button" class="holiday-dismiss-btn" data-dismiss="dialog">
                    <span aria-hidden="true">&#x2715;</span> <span>Schließen</span>
                </button>
            </div>
        </div>
    <?php endif; ?>

    <!-- Hero / Motto Banner on Homepage -->
    <?php if($currentAction === 'main'): ?>
        <section class="hero-banner" aria-label="Willkommensbereich">
            <div class="container">
                <div class="hero-content">
                    <div class="hero-badge">
                        <span aria-hidden="true">&#x2714;</span> &bdquo;Die individuelle Dialyse im grünen Gürtel von Berlin&ldquo;
                    </div>
                    <h1 class="hero-title">Dialysezentrum Berlin-Mahlsdorf</h1>
                    <div class="hero-subtitle">
                        Dr. med. Bianca Bischoff &bull; Dr. med. Juliane Hoffzimmer
                    </div>
                    <div class="hero-doctors">
                        Fachärztinnen für Innere Medizin und Nephrologie
                    </div>
                    <div class="hero-actions">
                        <a href="/leistungen.html" class="btn btn-primary">Unsere Leistungen</a>
                        <a href="/praxis.html" class="btn btn-secondary">Praxis &amp; Öffnungszeiten</a>
                        <a href="/kontakt.html" class="btn btn-outline">Kontakt aufnehmen</a>
                    </div>
                </div>
            </div>
            <div class="hero-wave" aria-hidden="true">
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            </div>
        </section>
    <?php else: ?>
        <div class="page-banner">
            <div class="container page-banner-inner">
                <div>
                    <nav class="breadcrumb" aria-label="Brotkrumennavigation">
                        <a href="/">Startseite</a> <span aria-hidden="true">&rsaquo;</span>
                        <span aria-current="page"><?=htmlspecialchars(trim(explode('|', $pageTitle)[0]))?></span>
                    </nav>
                </div>
            </div>
        </div>
    <?php endif; ?>

    <!-- Main Content Area -->
    <main id="main-content" class="site-main" tabindex="-1">
        <div class="container">
            <div class="content-card">
                <?=$content?>
            </div>
        </div>
    </main>

    <!-- Modern Multi-Column Footer -->
    <footer class="site-footer">
        <div class="container footer-grid">
            <!-- Col 1: About Praxis -->
            <div>
                <div class="footer-col-title">Dialysezentrum Berlin-Mahlsdorf</div>
                <p class="footer-desc">
                    Zentrum für Nephrologie und Dialyse.<br>
                    Dr. med. Bianca Bischoff und Dr. med. Juliane Hoffzimmer.<br>
                    Individuelle nephrologische Betreuung und ganzjährige Feriendialysen mit moderner Medizintechnik.
                </p>
                <div class="footer-contact-item">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 0 1 0-5 2.5 2.5 0 0 1 0 5z"/></svg>
                    <span><strong>Zentrumsdialyse:</strong> Thorner Straße 1, 12623 Berlin</span>
                </div>
                <div class="footer-contact-item">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 0 1 0-5 2.5 2.5 0 0 1 0 5z"/></svg>
                    <span><strong>Satellitendialyse:</strong> Blumberger Damm 130, 12685 Berlin</span>
                </div>
            </div>

            <!-- Col 2: Navigation Links -->
            <div>
                <div class="footer-col-title">Navigation</div>
                <ul class="footer-links">
                    <li><a href="/"><span aria-hidden="true">&rsaquo;</span> Startseite</a></li>
                    <li><a href="/leistungen.html"><span aria-hidden="true">&rsaquo;</span> Leistungen</a></li>
                    <li><a href="/praxis.html"><span aria-hidden="true">&rsaquo;</span> Praxisausstattung</a></li>
                    <li><a href="/team.html"><span aria-hidden="true">&rsaquo;</span> Unser Team</a></li>
                    <li><a href="/kontakt.html"><span aria-hidden="true">&rsaquo;</span> Kontakt &amp; Anfahrt</a></li>
                    <li><a href="/kontakt-formular.html"><span aria-hidden="true">&rsaquo;</span> Kontaktformular</a></li>
                </ul>
            </div>

            <!-- Col 3: Contact & Opening info -->
            <div>
                <div class="footer-col-title">Kontakt &amp; Erreichbarkeit</div>
                <div class="footer-contact-item">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/></svg>
                    <span>Dialyse: <strong>030 / 566 24 84</strong></span>
                </div>
                <div class="footer-contact-item">
                    <svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z"/></svg>
                    <span>Ambulanz: <strong>030 / 566 25 39</strong></span>
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