diff --git a/account.php b/account.php
index 5e775b8..3190e2a 100644
--- a/account.php
+++ b/account.php
@@ -5,10 +5,10 @@ require_once __DIR__ . '/includes/bootstrap.php';
 require_once __DIR__ . '/includes/FreeTier.php';
 require_once __DIR__ . '/includes/PricingCatalog.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode($_SERVER['REQUEST_URI'] ?? '/account.php'));
-    exit;
-}
+dbnToolsRequirePageAuth('/dashboard.php#account');
+
+header('Location: /dashboard.php#account');
+exit;
 
 $uiLang  = dbnToolsCurrentLanguage();
 $authUser = dbnToolsAuthenticatedUser();
diff --git a/api/logout.php b/api/logout.php
index 5bbc230..28cf364 100644
--- a/api/logout.php
+++ b/api/logout.php
@@ -15,5 +15,6 @@ if (ini_get('session.use_cookies')) {
     ]);
 }
 session_destroy();
-header('Location: /');
+$return = 'https://tools.dobetternorge.no/';
+header('Location: https://dobetternorge.no/logout.php?redirect=' . urlencode($return));
 exit;
diff --git a/api/profile.php b/api/profile.php
new file mode 100644
index 0000000..707366b
--- /dev/null
+++ b/api/profile.php
@@ -0,0 +1,88 @@
+<?php
+declare(strict_types=1);
+
+require_once __DIR__ . '/../includes/bootstrap.php';
+
+dbnToolsRequireMethod('POST');
+dbnToolsRequireAuth();
+
+if (!dbnToolsIsFreeTier()) {
+    dbnToolsError('Main Do Better Norge account profile is available for SSO users.', 403, 'sso_required');
+}
+
+$userId = (int)($_SESSION['dbn_tools_sso_uid'] ?? 0);
+if ($userId <= 0) {
+    dbnToolsError('Session user is missing.', 401, 'session_required');
+}
+
+$input = dbnToolsJsonInput(20000);
+$currentProfile = dbnToolsMainUserProfile($userId) ?: [];
+
+function profileString(array $input, string $key, int $maxChars, array $currentProfile): string
+{
+    $raw = array_key_exists($key, $input) ? $input[$key] : ($currentProfile[$key] ?? '');
+    $value = trim((string)$raw);
+    if (mb_strlen($value, 'UTF-8') > $maxChars) {
+        dbnToolsError("Field {$key} is too long.", 422, 'field_too_long');
+    }
+    return $value;
+}
+
+$displayName = profileString($input, 'display_name', 100, $currentProfile);
+$phone = profileString($input, 'phone', 40, $currentProfile);
+$addressLine1 = profileString($input, 'address_line1', 180, $currentProfile);
+$addressLine2 = profileString($input, 'address_line2', 180, $currentProfile);
+$postalCode = profileString($input, 'postal_code', 32, $currentProfile);
+$city = profileString($input, 'city', 100, $currentProfile);
+$addressRegion = profileString($input, 'address_region', 100, $currentProfile);
+$country = strtoupper(profileString($input, 'country', 2, $currentProfile));
+$preferredLanguage = dbnToolsNormalizeUiLanguage($input['preferred_language'] ?? ($_SESSION['lang'] ?? 'en'));
+$dismissPrompt = !empty($input['dismiss_prompt']);
+
+try {
+    $db = dbnmDb();
+    $stmt = $db->prepare(
+        'UPDATE users
+            SET display_name = NULLIF(?, ""),
+                phone = NULLIF(?, ""),
+                address_line1 = NULLIF(?, ""),
+                address_line2 = NULLIF(?, ""),
+                postal_code = NULLIF(?, ""),
+                city = NULLIF(?, ""),
+                address_region = NULLIF(?, ""),
+                country = NULLIF(?, ""),
+                preferred_language = ?,
+                profile_prompt_dismissed_at = CASE
+                    WHEN ? = 1 THEN COALESCE(profile_prompt_dismissed_at, NOW())
+                    ELSE profile_prompt_dismissed_at
+                END
+          WHERE id = ?'
+    );
+    $stmt->execute([
+        $displayName,
+        $phone,
+        $addressLine1,
+        $addressLine2,
+        $postalCode,
+        $city,
+        $addressRegion,
+        $country,
+        $preferredLanguage,
+        $dismissPrompt ? 1 : 0,
+        $userId,
+    ]);
+
+    if ($displayName !== '') {
+        $_SESSION['dbn_tools_user_name'] = $displayName;
+        $_SESSION['dbn_tools_sso_name'] = $displayName;
+    }
+    $_SESSION['lang'] = $preferredLanguage;
+
+    dbnToolsRespond([
+        'ok' => true,
+        'profile' => dbnToolsMainUserProfile($userId),
+    ]);
+} catch (Throwable $e) {
+    error_log('[profile] ' . $e->getMessage());
+    dbnToolsError('Could not save profile details.', 500, 'profile_save_failed');
+}
diff --git a/assets/css/dashboard.css b/assets/css/dashboard.css
index f7c10c2..138bd2d 100644
--- a/assets/css/dashboard.css
+++ b/assets/css/dashboard.css
@@ -171,3 +171,265 @@ body[data-dashboard-page] {
 /* ── Pagination ──────────────────────────────────────────────────────── */
 .dash-pager { display: flex; justify-content: space-between; align-items: center; margin-top: 1rem; color: rgba(22, 19, 15, 0.55); font-size: 0.85rem; }
 .dash-pager__actions { display: flex; gap: 0.5rem; }
+
+/* ── Section kicker ───────────────────────────────────────────────── */
+.dash-section-kicker {
+    font-size: 0.72rem;
+    font-weight: 600;
+    text-transform: uppercase;
+    letter-spacing: 0.07em;
+    color: rgba(22, 19, 15, 0.5);
+    margin: 0 0 0.2rem;
+}
+
+/* ── Tier badge (bg/color set inline by PHP, base shape here) ─────── */
+.dash-tier-badge {
+    display: inline-block;
+    padding: 0.18rem 0.6rem;
+    border-radius: 999px;
+    font-size: 0.72rem;
+    font-weight: 700;
+    text-transform: uppercase;
+    letter-spacing: 0.05em;
+    white-space: nowrap;
+}
+
+/* ── Overview bar ─────────────────────────────────────────────────── */
+.dash-overview-bar {
+    background: #fff;
+    border: 1px solid var(--dbn-line);
+    border-radius: var(--dash-radius);
+    padding: 1.1rem 1.5rem;
+    margin: 0 0 1.25rem;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 1rem;
+    flex-wrap: wrap;
+}
+.dash-overview-bar__left {
+    display: flex;
+    align-items: center;
+    gap: 0.6rem;
+    flex-wrap: wrap;
+    min-width: 0;
+}
+.dash-overview-bar__credits {
+    font-size: 1.08rem;
+    font-weight: 700;
+    color: var(--dbn-blue, #00205b);
+    white-space: nowrap;
+}
+.dash-overview-bar__meta {
+    color: #9ca3af;
+    font-size: 0.92rem;
+    white-space: nowrap;
+}
+.dash-overview-bar__meta strong { color: #374151; }
+.dash-overview-bar__right {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+    flex-shrink: 0;
+    flex-wrap: wrap;
+}
+.dash-overview-bar__action {
+    font-size: 0.92rem;
+    text-decoration: none;
+    padding: 7px 14px;
+    border-radius: 7px;
+    white-space: nowrap;
+    font-weight: 600;
+}
+.dash-overview-bar__action--manage {
+    color: #6b7280;
+    border: 1px solid var(--dbn-line);
+    font-weight: 400;
+}
+.dash-overview-bar__action--upgrade {
+    background: var(--dbn-blue, #00205b);
+    color: #fff;
+    font-weight: 700;
+}
+.dash-overview-bar__action--topup {
+    background: #eff6ff;
+    color: #1d4ed8;
+    border: 1px solid #bfdbfe;
+}
+
+/* ── Account section grid ─────────────────────────────────────────── */
+.dashboard-account-grid {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    gap: 1.25rem;
+    margin-top: 1.5rem;
+}
+@media (max-width: 760px) { .dashboard-account-grid { grid-template-columns: 1fr; } }
+
+.dash-account-panel {
+    background: #fff;
+    border: 1px solid var(--dbn-line);
+    border-radius: var(--dash-radius);
+    padding: 1.25rem 1.5rem;
+    box-shadow: var(--dash-shadow);
+}
+
+.dash-account-panel__head {
+    display: flex;
+    align-items: flex-start;
+    justify-content: space-between;
+    margin-bottom: 1rem;
+}
+.dash-account-panel__head h2 {
+    font-family: "Crimson Pro", "Georgia", serif;
+    font-size: 1.1rem;
+    font-weight: 600;
+    margin: 0;
+    color: var(--dbn-blue, #00205b);
+}
+
+.dash-account-chip {
+    display: inline-block;
+    padding: 0.2rem 0.6rem;
+    border-radius: 999px;
+    font-size: 0.7rem;
+    font-weight: 600;
+    background: #f3f4f6;
+    color: rgba(22, 19, 15, 0.6);
+    white-space: nowrap;
+    margin-top: 0.15rem;
+}
+
+.dash-account-list { display: flex; flex-direction: column; }
+.dash-account-list > div {
+    display: flex;
+    justify-content: space-between;
+    align-items: baseline;
+    padding: 0.55rem 0;
+    border-bottom: 1px solid var(--dbn-line);
+    font-size: 0.9rem;
+    gap: 0.5rem;
+}
+.dash-account-list > div:last-child { border-bottom: none; }
+.dash-account-list span { color: rgba(22, 19, 15, 0.55); }
+.dash-account-list strong { font-weight: 600; color: var(--dbn-ink, #16130f); text-align: right; word-break: break-all; }
+
+.dash-account-note {
+    font-size: 0.78rem;
+    color: rgba(22, 19, 15, 0.45);
+    margin-top: 1rem;
+    margin-bottom: 0;
+    line-height: 1.5;
+}
+
+/* ── Profile form ─────────────────────────────────────────────────── */
+.dash-profile-form {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    gap: 0.75rem;
+}
+.dash-profile-form .span-2 { grid-column: 1 / -1; }
+.dash-profile-form label {
+    display: flex;
+    flex-direction: column;
+    gap: 0.3rem;
+    font-size: 0.8rem;
+    color: rgba(22, 19, 15, 0.6);
+    font-weight: 500;
+}
+.dash-profile-form input {
+    padding: 0.45rem 0.65rem;
+    border: 1px solid var(--dbn-line);
+    border-radius: var(--dash-radius-sm);
+    font: inherit;
+    font-size: 0.875rem;
+    color: var(--dbn-ink, #16130f);
+    background: var(--dbn-paper, #f6f2ea);
+    transition: border-color .15s, background .15s;
+}
+.dash-profile-form input:focus {
+    outline: none;
+    border-color: var(--dbn-blue, #00205b);
+    background: #fff;
+}
+.dash-profile-actions {
+    display: flex;
+    align-items: center;
+    gap: 0.75rem;
+    margin-top: 0.25rem;
+}
+.dash-profile-save {
+    padding: 0.45rem 1.1rem;
+    background: var(--dbn-blue, #00205b);
+    color: #fff;
+    border: none;
+    border-radius: var(--dash-radius-sm);
+    font: inherit;
+    font-size: 0.875rem;
+    font-weight: 600;
+    cursor: pointer;
+    transition: background .15s;
+}
+.dash-profile-save:hover { background: #001543; }
+.dash-profile-status { font-size: 0.8rem; color: rgba(22, 19, 15, 0.55); }
+
+/* ── Onboarding prompt modal ──────────────────────────────────────── */
+.profile-prompt-backdrop {
+    position: fixed;
+    inset: 0;
+    background: rgba(0, 0, 0, 0.45);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 900;
+}
+.profile-prompt-backdrop[hidden] { display: none; }
+.profile-prompt-card {
+    background: #fff;
+    border-radius: 14px;
+    padding: 2rem 2.25rem;
+    max-width: 540px;
+    width: 92%;
+    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
+}
+.profile-prompt-card h2 {
+    font-family: "Crimson Pro", "Georgia", serif;
+    font-size: 1.25rem;
+    font-weight: 700;
+    margin: 0.25rem 0 0.5rem;
+    color: var(--dbn-blue, #00205b);
+}
+.profile-prompt-card > p {
+    font-size: 0.875rem;
+    color: rgba(22, 19, 15, 0.6);
+    margin-bottom: 1.25rem;
+}
+.profile-prompt-actions {
+    display: flex;
+    justify-content: flex-end;
+    gap: 0.75rem;
+    grid-column: 1 / -1;
+    margin-top: 0.5rem;
+}
+.profile-prompt-actions button[type="button"] {
+    padding: 0.45rem 1rem;
+    background: #f3f4f6;
+    color: var(--dbn-ink, #16130f);
+    border: 1px solid var(--dbn-line);
+    border-radius: var(--dash-radius-sm);
+    font: inherit;
+    font-size: 0.875rem;
+    cursor: pointer;
+}
+.profile-prompt-actions button[type="submit"] {
+    padding: 0.45rem 1.1rem;
+    background: var(--dbn-blue, #00205b);
+    color: #fff;
+    border: none;
+    border-radius: var(--dash-radius-sm);
+    font: inherit;
+    font-size: 0.875rem;
+    font-weight: 600;
+    cursor: pointer;
+}
+.profile-prompt-actions button:hover { opacity: 0.88; }
diff --git a/billing.php b/billing.php
index f1dc944..952c46c 100644
--- a/billing.php
+++ b/billing.php
@@ -5,10 +5,7 @@ require_once __DIR__ . '/includes/bootstrap.php';
 require_once __DIR__ . '/includes/FreeTier.php';
 require_once __DIR__ . '/includes/PricingCatalog.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode('/billing.php'));
-    exit;
-}
+dbnToolsRequirePageAuth('/billing.php');
 
 $uiLang = dbnToolsCurrentLanguage();
 $isSso = dbnToolsIsFreeTier();
diff --git a/case-result.php b/case-result.php
index 7481234..5220d5f 100644
--- a/case-result.php
+++ b/case-result.php
@@ -6,10 +6,7 @@ require_once __DIR__ . '/includes/FreeTier.php';
 require_once __DIR__ . '/includes/CaseStore.php';
 require_once __DIR__ . '/includes/CaseResults.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode($_SERVER['REQUEST_URI'] ?? '/'));
-    exit;
-}
+dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/');
 
 $uiLang = dbnToolsCurrentLanguage();
 $userId = (int)($_SESSION['dbn_tools_sso_uid'] ?? 0);
diff --git a/dashboard.php b/dashboard.php
index a377626..432e66d 100644
--- a/dashboard.php
+++ b/dashboard.php
@@ -4,10 +4,7 @@ declare(strict_types=1);
 require_once __DIR__ . '/includes/bootstrap.php';
 require_once __DIR__ . '/includes/FreeTier.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode($_SERVER['REQUEST_URI'] ?? '/dashboard.php'));
-    exit;
-}
+dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/dashboard.php');
 
 $uiLang    = dbnToolsCurrentLanguage();
 $tools     = dbnToolsLaunchedTools($uiLang);
@@ -36,6 +33,17 @@ if ($dashAuthUser !== null) {
     $dashEmail = strstr($e, '@', true) ?: $e;
 }
 
+$dashProfile = $dashIsSso ? dbnToolsMainUserProfile($dashUserId) : null;
+$dashProfileNeedsPrompt = dbnToolsProfileNeedsPrompt($dashProfile);
+$dashProfileValue = static function (string $key) use ($dashProfile): string {
+    return (string)($dashProfile[$key] ?? '');
+};
+$dashSeatLimit = match ($dashTier) {
+    'pro' => 3,
+    default => 1,
+};
+$dashTeamLabel = $dashSeatLimit > 1 ? '1 / ' . $dashSeatLimit . ' seats in use' : 'Single-user workspace';
+
 // Next refill / billing date
 $dashNextBilling     = '';
 $dashNextBillingKey  = 'next_refill';
@@ -218,6 +226,7 @@ $langSuffix = $uiLang !== 'en' ? '?lang=' . urlencode($uiLang) : '';
     <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Crimson+Pro:wght@400;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap">
     <link rel="stylesheet" href="assets/css/tools.css">
     <link rel="stylesheet" href="assets/css/dbn-tools-redesign.css">
+    <link rel="stylesheet" href="assets/css/dashboard.css">
     <style>
         /* ── Dashboard enhancements ───────────────────────────── */
         details.dash-mcp-details summary::-webkit-details-marker { display: none; }
@@ -258,29 +267,29 @@ window.DBN_TOOLS_LANG = <?= json_encode($uiLang, JSON_UNESCAPED_UNICODE) ?>;
     ?>
 
     <!-- ── Account overview bar ─────────────────────────────────────── -->
-    <div style="background:#fff; border:1px solid #e5e7eb; border-radius:12px; padding:1.1rem 1.5rem; margin:0 0 1.25rem; display:flex; align-items:center; justify-content:space-between; gap:1rem; flex-wrap:wrap;">
-        <div style="display:flex; align-items:center; gap:.6rem; flex-wrap:wrap; min-width:0;">
+    <div class="dash-overview-bar">
+        <div class="dash-overview-bar__left">
             <span class="dash-tier-badge" style="background:<?= $tierLabel[1] ?>; color:<?= $tierLabel[2] ?>;"><?= htmlspecialchars($tierLabel[0]) ?></span>
             <?php if (!empty($dashDetail['trial_active'])): ?>
             <span class="dash-tier-badge" style="background:#fef3c7; color:#92400e;"><?= htmlspecialchars(sprintf($dl['trial_badge'], (int)$dashDetail['trial_days_remaining'])) ?></span>
             <?php endif; ?>
-            <span style="font-size:1.08rem; font-weight:700; color:#00205B; white-space:nowrap;"><?= number_format($eff) ?> <?= $uiLang === 'no' ? 'kred.' : 'credits' ?></span>
-            <span style="color:#9ca3af; font-size:.92rem; white-space:nowrap;"><?= (int)$dashDetail['balance'] ?> <?= $uiLang === 'no' ? 'månedlige' : 'monthly' ?> · <?= (int)$dashDetail['bonus_balance'] ?> <?= $uiLang === 'no' ? 'forhåndsbetalt' : 'prepaid' ?></span>
+            <span class="dash-overview-bar__credits"><?= number_format($eff) ?> <?= $uiLang === 'no' ? 'kred.' : 'credits' ?></span>
+            <span class="dash-overview-bar__meta"><?= (int)$dashDetail['balance'] ?> <?= $uiLang === 'no' ? 'månedlige' : 'monthly' ?> · <?= (int)$dashDetail['bonus_balance'] ?> <?= $uiLang === 'no' ? 'forhåndsbetalt' : 'prepaid' ?></span>
             <?php if ($dashNextBilling): ?>
-            <span style="color:#6b7280; font-size:.92rem; white-space:nowrap;"><?= htmlspecialchars($dl[$dashNextBillingKey]) ?>: <strong style="color:#374151;"><?= htmlspecialchars($dashNextBilling) ?></strong></span>
+            <span class="dash-overview-bar__meta"><?= htmlspecialchars($dl[$dashNextBillingKey]) ?>: <strong><?= htmlspecialchars($dashNextBilling) ?></strong></span>
             <?php endif; ?>
             <?php if ($dashEmail): ?>
-            <span style="color:#d1d5db; font-size:.92rem; white-space:nowrap; display:none;" class="dash-email-sep">·</span>
-            <span style="color:#9ca3af; font-size:.92rem; white-space:nowrap;"><?= htmlspecialchars($dl['signed_in_as']) ?>: <strong style="color:#374151;"><?= htmlspecialchars($dashEmail) ?></strong></span>
+            <span class="dash-overview-bar__meta dash-email-sep" style="display:none;">·</span>
+            <span class="dash-overview-bar__meta"><?= htmlspecialchars($dl['signed_in_as']) ?>: <strong><?= htmlspecialchars($dashEmail) ?></strong></span>
             <?php endif; ?>
         </div>
-        <div style="display:flex; align-items:center; gap:.5rem; flex-shrink:0; flex-wrap:wrap;">
+        <div class="dash-overview-bar__right">
             <?php if ($isPaid): ?>
-            <a href="/billing.php" style="color:#6b7280; font-size:.92rem; text-decoration:none; border:1px solid #e5e7eb; padding:7px 14px; border-radius:7px; white-space:nowrap;"><?= htmlspecialchars($dl['manage_plan']) ?></a>
+            <a href="/billing.php" class="dash-overview-bar__action dash-overview-bar__action--manage"><?= htmlspecialchars($dl['manage_plan']) ?></a>
             <?php else: ?>
-            <a href="/pricing.php" style="background:#00205B; color:#fff; font-size:.92rem; font-weight:700; text-decoration:none; padding:7px 14px; border-radius:7px; white-space:nowrap;"><?= htmlspecialchars($dl['upgrade_plan']) ?> →</a>
+            <a href="/pricing.php" class="dash-overview-bar__action dash-overview-bar__action--upgrade"><?= htmlspecialchars($dl['upgrade_plan']) ?> →</a>
             <?php endif; ?>
-            <a href="/pricing.php#topup" style="background:#eff6ff; color:#1d4ed8; border:1px solid #bfdbfe; font-size:.92rem; font-weight:600; text-decoration:none; padding:7px 14px; border-radius:7px; white-space:nowrap;"><?= htmlspecialchars($dl['top_up']) ?> →</a>
+            <a href="/pricing.php#topup" class="dash-overview-bar__action dash-overview-bar__action--topup"><?= htmlspecialchars($dl['top_up']) ?> →</a>
         </div>
     </div>
 
@@ -323,6 +332,86 @@ window.DBN_TOOLS_LANG = <?= json_encode($uiLang, JSON_UNESCAPED_UNICODE) ?>;
         </a>
         <?php endif; ?>
     </section>
+
+    <section id="account" class="dashboard-account-grid" aria-label="Account and profile">
+        <article class="dash-account-panel dash-account-panel--profile">
+            <div class="dash-account-panel__head">
+                <div>
+                    <p class="dash-section-kicker">Account</p>
+                    <h2>Profile details</h2>
+                </div>
+                <span class="dash-account-chip">Optional</span>
+            </div>
+            <form id="profileForm" class="dash-profile-form">
+                <label>
+                    <span>Display name</span>
+                    <input name="display_name" type="text" maxlength="100" autocomplete="name" value="<?= htmlspecialchars($dashProfileValue('display_name')) ?>">
+                </label>
+                <label>
+                    <span>Phone</span>
+                    <input name="phone" type="tel" maxlength="40" autocomplete="tel" value="<?= htmlspecialchars($dashProfileValue('phone')) ?>">
+                </label>
+                <label class="span-2">
+                    <span>Address line 1</span>
+                    <input name="address_line1" type="text" maxlength="180" autocomplete="address-line1" value="<?= htmlspecialchars($dashProfileValue('address_line1')) ?>">
+                </label>
+                <label class="span-2">
+                    <span>Address line 2</span>
+                    <input name="address_line2" type="text" maxlength="180" autocomplete="address-line2" value="<?= htmlspecialchars($dashProfileValue('address_line2')) ?>">
+                </label>
+                <label>
+                    <span>Postal code</span>
+                    <input name="postal_code" type="text" maxlength="32" autocomplete="postal-code" value="<?= htmlspecialchars($dashProfileValue('postal_code')) ?>">
+                </label>
+                <label>
+                    <span>City</span>
+                    <input name="city" type="text" maxlength="100" autocomplete="address-level2" value="<?= htmlspecialchars($dashProfileValue('city')) ?>">
+                </label>
+                <label>
+                    <span>Region</span>
+                    <input name="address_region" type="text" maxlength="100" autocomplete="address-level1" value="<?= htmlspecialchars($dashProfileValue('address_region')) ?>">
+                </label>
+                <label>
+                    <span>Country</span>
+                    <input name="country" type="text" maxlength="2" autocomplete="country" placeholder="NO" value="<?= htmlspecialchars($dashProfileValue('country')) ?>">
+                </label>
+                <input type="hidden" name="preferred_language" value="<?= htmlspecialchars($uiLang) ?>">
+                <div class="dash-profile-actions span-2">
+                    <button type="submit" class="dash-profile-save">Save profile</button>
+                    <p id="profileStatus" class="dash-profile-status" role="status" aria-live="polite"></p>
+                </div>
+            </form>
+        </article>
+
+        <article class="dash-account-panel">
+            <div class="dash-account-panel__head">
+                <div>
+                    <p class="dash-section-kicker">Users</p>
+                    <h2>Workspace access</h2>
+                </div>
+                <span class="dash-account-chip"><?= htmlspecialchars($tierLabel[0]) ?></span>
+            </div>
+            <div class="dash-account-list">
+                <div>
+                    <span>Email</span>
+                    <strong><?= htmlspecialchars((string)($dashAuthUser['email'] ?? '')) ?></strong>
+                </div>
+                <div>
+                    <span>Seats</span>
+                    <strong><?= htmlspecialchars($dashTeamLabel) ?></strong>
+                </div>
+                <div>
+                    <span>Role</span>
+                    <strong>Owner</strong>
+                </div>
+                <div>
+                    <span>Plan storage</span>
+                    <strong><?= $isPaid ? htmlspecialchars(round((int)$dashDetail['storage_quota_bytes'] / 1048576) . ' MB') : 'Upgrade for My Case storage' ?></strong>
+                </div>
+            </div>
+            <p class="dash-account-note">Team invitations and seat management will be added after this consolidation pass.</p>
+        </article>
+    </section>
     <?php endif; ?>
 
     <div class="disclaimer" role="note"><?= htmlspecialchars(dbnToolsT('disclaimer', $uiLang)) ?></div>
@@ -500,6 +589,47 @@ foreach ($tools as $slug => $item):
         </div>
     </div>
 
+    <?php if ($dashIsSso && $dashProfileNeedsPrompt): ?>
+    <div id="profilePromptModal" class="profile-prompt-backdrop" role="dialog" aria-modal="true" aria-labelledby="profilePromptTitle">
+        <div class="profile-prompt-card">
+            <p class="dash-section-kicker">Optional profile</p>
+            <h2 id="profilePromptTitle">Add contact details for your tools account</h2>
+            <p>These details help support and billing conversations. They are optional and never block tool access.</p>
+            <form id="profilePromptForm" class="dash-profile-form">
+                <label>
+                    <span>Display name</span>
+                    <input name="display_name" type="text" maxlength="100" autocomplete="name" value="<?= htmlspecialchars($dashProfileValue('display_name')) ?>">
+                </label>
+                <label>
+                    <span>Phone</span>
+                    <input name="phone" type="tel" maxlength="40" autocomplete="tel" value="<?= htmlspecialchars($dashProfileValue('phone')) ?>">
+                </label>
+                <label class="span-2">
+                    <span>Address line 1</span>
+                    <input name="address_line1" type="text" maxlength="180" autocomplete="address-line1" value="<?= htmlspecialchars($dashProfileValue('address_line1')) ?>">
+                </label>
+                <label>
+                    <span>Postal code</span>
+                    <input name="postal_code" type="text" maxlength="32" autocomplete="postal-code" value="<?= htmlspecialchars($dashProfileValue('postal_code')) ?>">
+                </label>
+                <label>
+                    <span>City</span>
+                    <input name="city" type="text" maxlength="100" autocomplete="address-level2" value="<?= htmlspecialchars($dashProfileValue('city')) ?>">
+                </label>
+                <label>
+                    <span>Country</span>
+                    <input name="country" type="text" maxlength="2" autocomplete="country" placeholder="NO" value="<?= htmlspecialchars($dashProfileValue('country')) ?>">
+                </label>
+                <input type="hidden" name="preferred_language" value="<?= htmlspecialchars($uiLang) ?>">
+                <div class="profile-prompt-actions span-2">
+                    <button type="button" id="profilePromptSkip">Skip for now</button>
+                    <button type="submit">Save details</button>
+                </div>
+            </form>
+        </div>
+    </div>
+    <?php endif; ?>
+
 </main>
 <?php require_once __DIR__ . '/includes/footer.php'; ?>
 <script src="assets/js/tools.js" defer></script>
@@ -530,6 +660,69 @@ foreach ($tools as $slug => $item):
     }
 }());
 
+/* Profile details */
+(function () {
+    function payloadFromForm(form, dismiss) {
+        var data = {};
+        if (form) {
+            Array.prototype.forEach.call(form.elements, function (el) {
+                if (!el.name) return;
+                data[el.name] = el.value || '';
+            });
+        }
+        if (dismiss) data.dismiss_prompt = true;
+        return data;
+    }
+
+    function saveProfile(payload) {
+        return fetch('/api/profile.php', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            credentials: 'same-origin',
+            body: JSON.stringify(payload)
+        }).then(function (r) {
+            return r.json().then(function (data) {
+                if (!r.ok || !data.ok) {
+                    throw new Error(data.error && data.error.message ? data.error.message : 'Could not save profile');
+                }
+                return data;
+            });
+        });
+    }
+
+    var profileForm = document.getElementById('profileForm');
+    var profileStatus = document.getElementById('profileStatus');
+    if (profileForm) {
+        profileForm.addEventListener('submit', function (e) {
+            e.preventDefault();
+            if (profileStatus) profileStatus.textContent = 'Saving...';
+            saveProfile(payloadFromForm(profileForm, true))
+                .then(function () { if (profileStatus) profileStatus.textContent = 'Saved'; })
+                .catch(function (err) { if (profileStatus) profileStatus.textContent = err.message; });
+        });
+    }
+
+    var promptModal = document.getElementById('profilePromptModal');
+    var promptForm = document.getElementById('profilePromptForm');
+    var promptSkip = document.getElementById('profilePromptSkip');
+    function closePrompt() {
+        if (promptModal) promptModal.hidden = true;
+        document.body.style.overflow = '';
+    }
+    if (promptModal) document.body.style.overflow = 'hidden';
+    if (promptForm) {
+        promptForm.addEventListener('submit', function (e) {
+            e.preventDefault();
+            saveProfile(payloadFromForm(promptForm, true)).then(closePrompt).catch(function (err) { alert(err.message); });
+        });
+    }
+    if (promptSkip) {
+        promptSkip.addEventListener('click', function () {
+            saveProfile(payloadFromForm(promptForm, true)).then(closePrompt).catch(closePrompt);
+        });
+    }
+}());
+
 /* ── Corpus summary ─────────────────────────────────────────────────── */
 <?php if ($dashIsSso): ?>
 (function () {
diff --git a/includes/bootstrap.php b/includes/bootstrap.php
index 6a38e14..a2e957d 100644
--- a/includes/bootstrap.php
+++ b/includes/bootstrap.php
@@ -122,6 +122,33 @@ function dbnToolsIsAuthenticated(): bool
         && (string)($_SESSION['dbn_tools_client_slug'] ?? '') === dbnToolsClientSlug();
 }
 
+function dbnToolsSafeReturnPath(mixed $value, string $default = '/dashboard.php'): string
+{
+    $return = trim((string)$value);
+    if ($return === '' || !str_starts_with($return, '/') || str_starts_with($return, '//')) {
+        return $default;
+    }
+    if (preg_match('/[\r\n]/', $return)) {
+        return $default;
+    }
+    return $return;
+}
+
+function dbnToolsMainLoginUrl(?string $returnPath = null): string
+{
+    $return = dbnToolsSafeReturnPath($returnPath ?? ($_SERVER['REQUEST_URI'] ?? '/dashboard.php'), '/dashboard.php');
+    return 'https://dobetternorge.no/tools-login.php?return=' . urlencode($return);
+}
+
+function dbnToolsRequirePageAuth(?string $returnPath = null): void
+{
+    if (dbnToolsIsAuthenticated()) {
+        return;
+    }
+    header('Location: ' . dbnToolsMainLoginUrl($returnPath));
+    exit;
+}
+
 /**
  * Validates a signed SSO token from dobetternorge.no.
  * Returns the decoded payload array or null on failure.
@@ -148,6 +175,7 @@ function dbnToolsAuthenticatedUser(): ?array
         'user_id' => isset($_SESSION['dbn_tools_user_id']) ? (int)$_SESSION['dbn_tools_user_id'] : null,
         'client_id' => isset($_SESSION['dbn_tools_client_id']) ? (int)$_SESSION['dbn_tools_client_id'] : null,
         'email' => (string)($_SESSION['dbn_tools_user_email'] ?? ''),
+        'name' => (string)($_SESSION['dbn_tools_user_name'] ?? ''),
         'role' => (string)($_SESSION['dbn_tools_user_role'] ?? ''),
     ];
 }
@@ -518,6 +546,43 @@ function dbnmDb(): PDO
     return $pdo;
 }
 
+function dbnToolsMainUserProfile(int $userId): ?array
+{
+    if ($userId <= 0) {
+        return null;
+    }
+
+    try {
+        $stmt = dbnmDb()->prepare(
+            'SELECT id, username, display_name, email, phone, address_line1, address_line2,
+                    postal_code, city, address_region, country, preferred_language,
+                    profile_prompt_dismissed_at
+               FROM users
+              WHERE id = ?
+              LIMIT 1'
+        );
+        $stmt->execute([$userId]);
+        $row = $stmt->fetch(PDO::FETCH_ASSOC);
+        return is_array($row) ? $row : null;
+    } catch (Throwable $e) {
+        return null;
+    }
+}
+
+function dbnToolsProfileNeedsPrompt(?array $profile): bool
+{
+    if (!$profile || !empty($profile['profile_prompt_dismissed_at'])) {
+        return false;
+    }
+
+    foreach (['display_name', 'phone', 'address_line1', 'postal_code', 'city', 'country'] as $field) {
+        if (trim((string)($profile[$field] ?? '')) === '') {
+            return true;
+        }
+    }
+    return false;
+}
+
 /**
  * True when the current session belongs to an SSO user (Google login).
  * All SSO sessions go through the credit + tier system (free, plus, pro).
diff --git a/includes/layout.php b/includes/layout.php
index 8a7ec7b..cc62a21 100644
--- a/includes/layout.php
+++ b/includes/layout.php
@@ -4,6 +4,9 @@ declare(strict_types=1);
 require_once __DIR__ . '/bootstrap.php';
 
 $layoutIsGuest = !dbnToolsIsAuthenticated();
+if ($layoutIsGuest) {
+    dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/dashboard.php');
+}
 
 $uiLang = dbnToolsCurrentLanguage();
 $navItems = dbnToolsLaunchedTools($uiLang);
diff --git a/includes/layout_dashboard.php b/includes/layout_dashboard.php
index c77c302..2c8ae43 100644
--- a/includes/layout_dashboard.php
+++ b/includes/layout_dashboard.php
@@ -15,9 +15,7 @@ declare(strict_types=1);
 require_once __DIR__ . '/bootstrap.php';
 
 if (!dbnToolsIsAuthenticated()) {
-    $return = urlencode($_SERVER['REQUEST_URI'] ?? '/dashboard/');
-    header('Location: /?return=' . $return);
-    exit;
+    dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/dashboard/');
 }
 
 try {
diff --git a/includes/nav.php b/includes/nav.php
index e631b39..e43666e 100644
--- a/includes/nav.php
+++ b/includes/nav.php
@@ -13,7 +13,7 @@ $_navLang    = dbnToolsCurrentLanguage();
 $_navTools   = dbnToolsLaunchedTools($_navLang);
 $_navPath    = strtok((string)($_SERVER['REQUEST_URI'] ?? '/'), '?') ?: '/';
 $_navOnDash  = str_starts_with($_navPath, '/dashboard');
-$_navReturnUrl = urlencode($_navPath);
+$_navLoginUrl = dbnToolsMainLoginUrl($_navPath);
 $_navScriptPath = str_replace('\\', '/', (string)($_SERVER['SCRIPT_NAME'] ?? ''));
 $_navAssetBase = str_contains($_navScriptPath, '/dashboard/') ? '../assets' : 'assets';
 ?>
@@ -84,11 +84,11 @@ $_navAssetBase = str_contains($_navScriptPath, '/dashboard/') ? '../assets' : 'a
         </nav>
 
 <?php if ($_navGuest): ?>
-        <a href="/?return=<?= $_navReturnUrl ?>" class="dbn-nav__login">
+        <a href="<?= htmlspecialchars($_navLoginUrl) ?>" class="dbn-nav__login">
             <?= htmlspecialchars(dbnToolsT('nav_login', $_navLang)) ?>
         </a>
 <?php else: ?>
-        <a class="dbn-nav__account-link" href="/account.php" title="<?= htmlspecialchars($_navEmail) ?>">
+        <a class="dbn-nav__account-link" href="/dashboard.php#account" title="<?= htmlspecialchars($_navEmail) ?>">
 <?php if ($_navUser !== ''): ?>
             <span class="dbn-nav__username"><?= htmlspecialchars($_navUser) ?></span>
 <?php endif; ?>
diff --git a/index.php b/index.php
index e33fe5b..0b510a7 100644
--- a/index.php
+++ b/index.php
@@ -4,23 +4,8 @@ declare(strict_types=1);
 require_once __DIR__ . '/includes/bootstrap.php';
 require_once __DIR__ . '/includes/PricingCatalog.php';
 
-function dbnToolsSafeReturn(mixed $value, string $default = '/'): string
-{
-    $return = trim((string)$value);
-    if ($return === '') {
-        return $default;
-    }
-    if (!str_starts_with($return, '/') || str_starts_with($return, '//')) {
-        return $default;
-    }
-    if (preg_match('/[\r\n]/', $return)) {
-        return $default;
-    }
-    return $return;
-}
-
 $uiLang = dbnToolsCurrentLanguage();
-$returnPath = dbnToolsSafeReturn($_GET['return'] ?? '/', '/');
+$returnPath = dbnToolsSafeReturnPath($_GET['return'] ?? '/', '/');
 
 // Handle SSO token from dobetternorge.no
 if (isset($_GET['sso']) && !dbnToolsIsAuthenticated()) {
@@ -33,9 +18,19 @@ if (isset($_GET['sso']) && !dbnToolsIsAuthenticated()) {
             $_SESSION['dbn_tools_authenticated_at'] = time();
             $_SESSION['dbn_tools_sso_uid']          = (int)$tokenData['uid'];
             $_SESSION['dbn_tools_user_id']          = (int)$tokenData['uid'];
+            $_SESSION['dbn_tools_sso_email']        = (string)$tokenData['email'];
             $_SESSION['dbn_tools_user_email']       = (string)$tokenData['email'];
+            $_SESSION['dbn_tools_sso_name']         = (string)($tokenData['name'] ?? '');
+            $_SESSION['dbn_tools_user_name']        = (string)($tokenData['name'] ?? '');
             $_SESSION['dbn_tools_user_role']        = 'sso';
             $_SESSION['dbn_tools_tier']             = (string)($tokenData['tier'] ?? 'free');
+            $_SESSION['lang']                       = dbnToolsNormalizeUiLanguage($tokenData['lang'] ?? $uiLang);
+            try {
+                require_once __DIR__ . '/includes/FreeTier.php';
+                FreeTier::ensureRow((int)$tokenData['uid']);
+            } catch (Throwable) {
+                // Non-fatal: the token has already been verified; credit checks will fail closed if DB is unavailable.
+            }
             // Send to workbench directly after SSO; honour a specific return path if set
             header('Location: ' . ($returnPath === '/' ? '/dashboard.php' : $returnPath));
             exit;
diff --git a/min-sak.php b/min-sak.php
index b9c4a24..3040d94 100644
--- a/min-sak.php
+++ b/min-sak.php
@@ -6,10 +6,7 @@ require_once __DIR__ . '/includes/FreeTier.php';
 require_once __DIR__ . '/includes/CaseStore.php';
 require_once __DIR__ . '/includes/CaseResults.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode('/min-sak.php'));
-    exit;
-}
+dbnToolsRequirePageAuth('/min-sak.php');
 
 $uiLang = dbnToolsCurrentLanguage();
 $userId = (int)($_SESSION['dbn_tools_sso_uid'] ?? 0);
diff --git a/pricing.php b/pricing.php
index 9a5bd3f..f143fe9 100644
--- a/pricing.php
+++ b/pricing.php
@@ -7,6 +7,10 @@ require_once __DIR__ . '/includes/PricingCatalog.php';
 
 $uiLang = dbnToolsCurrentLanguage();
 $isAuthed = dbnToolsIsAuthenticated();
+if (!$isAuthed) {
+    dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/pricing.php');
+}
+$isAuthed = true;
 $currentTier = $isAuthed ? dbnToolsCurrentTier() : 'free';
 $surveyDone = false;
 if ($isAuthed && dbnToolsIsFreeTier()) {
diff --git a/scripts/sql/004_user_profile_fields.sql b/scripts/sql/004_user_profile_fields.sql
new file mode 100644
index 0000000..14feafa
--- /dev/null
+++ b/scripts/sql/004_user_profile_fields.sql
@@ -0,0 +1,63 @@
+-- Migration 004: optional DBN Tools profile fields
+-- Run against dobetternorge_maindb:
+--   mysql -u root dobetternorge_maindb < scripts/sql/004_user_profile_fields.sql
+
+START TRANSACTION;
+
+SET @db_name := DATABASE();
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN phone VARCHAR(40) NULL AFTER email',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'phone'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN address_line1 VARCHAR(180) NULL AFTER phone',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'address_line1'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN address_line2 VARCHAR(180) NULL AFTER address_line1',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'address_line2'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN postal_code VARCHAR(32) NULL AFTER address_line2',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'postal_code'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN address_region VARCHAR(100) NULL AFTER city',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'address_region'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+SET @sql := (
+  SELECT IF(COUNT(*) = 0,
+    'ALTER TABLE users ADD COLUMN profile_prompt_dismissed_at DATETIME NULL AFTER preferred_language',
+    'SELECT 1')
+  FROM INFORMATION_SCHEMA.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name AND TABLE_NAME = 'users' AND COLUMN_NAME = 'profile_prompt_dismissed_at'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+
+COMMIT;
diff --git a/workbench.php b/workbench.php
index 5bbbbab..6aebf19 100644
--- a/workbench.php
+++ b/workbench.php
@@ -3,10 +3,7 @@ declare(strict_types=1);
 
 require_once __DIR__ . '/includes/bootstrap.php';
 
-if (!dbnToolsIsAuthenticated()) {
-    header('Location: /?return=' . urlencode($_SERVER['REQUEST_URI'] ?? '/workbench.php'));
-    exit;
-}
+dbnToolsRequirePageAuth($_SERVER['REQUEST_URI'] ?? '/workbench.php');
 
 $uiLang = dbnToolsCurrentLanguage();
 $copy = dbnToolsWorkbenchCopy($uiLang);