<?php
declare(strict_types=1);
// Required vars: $toolName (string), $toolTitle (string), $toolKind (string), $toolBadge (string)
require_once __DIR__ . '/bootstrap.php';

$layoutIsGuest = !dbnToolsIsAuthenticated();

$uiLang = dbnToolsCurrentLanguage();
$navItems = dbnToolsLaunchedTools($uiLang);
$toolName = $toolName ?? 'transcribe';
$toolMeta = $navItems[$toolName] ?? null;
$toolTitle = $toolMeta['label'] ?? ($toolTitle ?? dbnToolsT('suite_title', $uiLang));
$toolKind = $toolMeta['sub'] ?? ($toolKind ?? '');
$toolBadge = $toolMeta['badge'] ?? ($toolBadge ?? '');
$langPath = strtok((string)($_SERVER['REQUEST_URI'] ?? '/'), '?') ?: '/';

// Credit balance — only meaningful for authenticated free-tier users
$layoutFreeTierBalance = -1;
if (!$layoutIsGuest && dbnToolsIsFreeTier()) {
    require_once __DIR__ . '/FreeTier.php';
    $layoutFreeTierBalance = FreeTier::balance((int)$_SESSION['dbn_tools_sso_uid']);
}

// User identity for topbar (null for guests)
$layoutAuthUser = $layoutIsGuest ? null : dbnToolsAuthenticatedUser();
$layoutUserDisplay = '';
if ($layoutAuthUser !== null) {
    $email = (string)($layoutAuthUser['email'] ?? '');
    // Show only local part (before @) to keep topbar compact
    $layoutUserDisplay = strstr($email, '@', true) ?: $email;
}

$layoutReturnUrl = urlencode($_SERVER['REQUEST_URI'] ?? '/');
// $layoutAuthUser / $layoutUserDisplay kept for backwards compat (now also used by nav.php internally)
?>
<!doctype html>
<html lang="<?= htmlspecialchars($uiLang) ?>">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title><?= htmlspecialchars($toolTitle) ?> - Do Better Norge</title>
<?php if ($layoutFreeTierBalance >= 0): ?>
    <meta name="dbn-credits" content="<?= $layoutFreeTierBalance ?>">
<?php endif; ?>
    <link rel="stylesheet" href="assets/css/tools.css">
    <link rel="stylesheet" href="assets/css/dbn-tools-redesign.css">
</head>
<body data-authenticated="<?= $layoutIsGuest ? 'false' : 'true' ?>" data-active-tool="<?= htmlspecialchars($toolName) ?>">
<script>
window.DBN_TOOLS_AUTHENTICATED = <?= $layoutIsGuest ? 'false' : 'true' ?>;
window.DBN_TOOLS_LANG = <?= json_encode($uiLang, JSON_UNESCAPED_UNICODE) ?>;
<?php if ($layoutFreeTierBalance >= 0): ?>
window.DBN_FREE_TIER_BALANCE = <?= $layoutFreeTierBalance ?>;
window.DBN_USER_TIER = <?= json_encode(FreeTier::tier((int)$_SESSION['dbn_tools_sso_uid'])) ?>;
<?php endif; ?>
</script>
<?php if (date('m-d') === '05-17'): ?>
<div id="syttendeMaiBanner" class="syttende-mai-banner" role="banner">
    <span>🇳🇴 Gratulerer med dagen! Free access today — explore our AI legal tools for Norwegian family law.</span>
    <button onclick="this.parentElement.remove()" aria-label="Dismiss" class="syttende-mai-close">✕</button>
</div>
<?php endif; ?>

<?php include __DIR__ . '/nav.php'; ?>

<?php if ($layoutIsGuest): ?>
<div id="guestBanner" class="guest-banner" role="alert" aria-live="polite">
    <span>Du er ikke innlogget — verktøyene krever konto for å fungere.</span>
    <a href="/?return=<?= $layoutReturnUrl ?>" class="guest-banner__login">Logg inn</a>
    <button id="guestBannerClose" class="guest-banner__close" aria-label="Lukk">✕</button>
</div>
<?php endif; ?>

<main id="appShell" class="app-shell">

    <section class="manifesto" role="banner">
        <div class="manifesto-copy">
            <p class="manifesto-eyebrow"><?= htmlspecialchars(dbnToolsT('manifesto_eyebrow', $uiLang)) ?></p>
            <h2 class="manifesto-title"><?= htmlspecialchars(dbnToolsT('manifesto_title', $uiLang)) ?></h2>
            <p class="manifesto-sub"><?= htmlspecialchars(dbnToolsT('manifesto_sub', $uiLang)) ?></p>
        </div>
        <div class="manifesto-stats" aria-label="Headline statistics">
            <div class="manifesto-stat"><strong>23</strong><span><?= htmlspecialchars(dbnToolsT('stat_echr', $uiLang)) ?></span></div>
            <div class="manifesto-stat"><strong>64%</strong><span><?= htmlspecialchars(dbnToolsT('stat_loss', $uiLang)) ?></span></div>
            <div class="manifesto-stat"><strong>1,731</strong><span><?= htmlspecialchars(dbnToolsT('stat_tribunal', $uiLang)) ?></span></div>
            <div class="manifesto-stat"><strong>20+</strong><span><?= htmlspecialchars(dbnToolsT('stat_pending', $uiLang)) ?></span></div>
        </div>
    </section>

    <div class="disclaimer" role="note">
        <?= htmlspecialchars(dbnToolsT('disclaimer', $uiLang)) ?>
    </div>

    <section class="workspace" aria-label="Legal tools workspace">
        <nav class="tool-rail" aria-label="Tools">
<?php foreach ($navItems as $slug => $item): ?>
            <a href="<?= htmlspecialchars($item['url']) ?>" class="tool-tab<?= $slug === $toolName ? ' is-active' : '' ?>" data-tool="<?= htmlspecialchars($slug) ?>"<?= $slug === $toolName ? ' aria-current="page"' : '' ?>>
                <span><?= htmlspecialchars($item['label']) ?></span>
                <small><?= htmlspecialchars($item['sub']) ?></small>
                <em><?= htmlspecialchars($item['icon']) ?></em>
            </a>
<?php endforeach; ?>
        </nav>

        <section class="tool-panel" aria-labelledby="toolTitle">
            <div class="tool-heading">
                <div>
                    <p id="toolKind" class="eyebrow"><?= htmlspecialchars($toolKind) ?></p>
                    <h2 id="toolTitle"><?= htmlspecialchars($toolTitle) ?></h2>
                </div>
                <span id="toolBadge" class="tool-badge"><?= htmlspecialchars($toolBadge) ?></span>
            </div>
