chore: update version to 2.3.0

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Harden server security, rework landing page and refresh branding
2026-06-11 10:18:48 +02:00 · 2026-06-11 10:14:36 +02:00 · 2026-06-11 09:27:34 +02:00
22 changed files with 261 additions and 223 deletions
@@ -1,6 +1,8 @@
 node_modules/
 dist/
 redlight.db
 redlight.db-wal
 redlight.db-shm
 uploads/
 .env
 .claude/
@@ -2,7 +2,7 @@
 <html lang="en" data-theme="dark">
  <head>
    <meta charset="UTF-8" />
-    <link rel="icon" type="image/svg+xml" href="/vite.svg" />
+    <link rel="icon" type="image/svg+xml" href="/logo.svg" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <link rel="preconnect" href="https://fonts.googleapis.com" />
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
@@ -1,12 +1,12 @@
 {
  "name": "redlight",
-  "version": "2.2.0",
+  "version": "2.3.0",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "redlight",
-      "version": "2.2.0",
+      "version": "2.3.0",
      "license": "GPL-3.0-or-later",
      "dependencies": {
        "axios": "^1.7.0",
@@ -1,7 +1,7 @@
 {
  "name": "redlight",
  "private": true,
-  "version": "2.2.0",
+  "version": "2.3.0",
  "license": "GPL-3.0-or-later",
  "type": "module",
  "scripts": {
@@ -0,0 +1,14 @@
 <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
  <!-- Speech bubble tail -->
  <path d="M 185 325 L 148 425 L 248 360 Z" fill="#2B3140" stroke="#2B3140" stroke-width="14" stroke-linejoin="round"/>
  <!-- Speech bubble outline -->
  <circle cx="256" cy="240" r="120" fill="none" stroke="#2B3140" stroke-width="34"/>
  <!-- Red dot -->
  <circle cx="262" cy="234" r="76" fill="#ED2224"/>
  <!-- Sound waves right -->
  <path d="M 423 100 A 218 218 0 0 1 423 380" fill="none" stroke="#ED2224" stroke-width="32" stroke-linecap="round"/>
  <path d="M 413 160 A 176 176 0 0 1 413 320" fill="none" stroke="#ED2224" stroke-width="30" stroke-linecap="round"/>
  <!-- Sound waves left -->
  <path d="M 89 100 A 218 218 0 0 0 89 380" fill="none" stroke="#ED2224" stroke-width="32" stroke-linecap="round"/>
  <path d="M 99 160 A 176 176 0 0 0 99 320" fill="none" stroke="#ED2224" stroke-width="30" stroke-linecap="round"/>
 </svg>
@@ -1,5 +0,0 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32" fill="none">
  <rect width="32" height="32" rx="8" fill="#ef4444"/>
  <circle cx="16" cy="16" r="8" fill="white" opacity="0.9"/>
  <circle cx="16" cy="16" r="4" fill="#ef4444"/>
 </svg>
@@ -130,7 +130,7 @@ export async function createMeeting(room, logoutURL, loginURL = null, presentati
  return apiCall('create', params, xmlBody);
 }
-export async function joinMeeting(uid, name, isModerator = false, avatarURL = null) {
+export async function joinMeeting(uid, name, isModerator = false, avatarURL = null, darkMode = false) {
  const { moderatorPW, attendeePW } = getRoomPasswords(uid);
  const params = {
    meetingID: uid,
@@ -141,6 +141,11 @@ export async function joinMeeting(uid, name, isModerator = false, avatarURL = nu
  if (avatarURL) {
    params.avatarURL = avatarURL;
  }
  if (darkMode) {
    // Per-user userdata override: start the client in dark theme for users who
    // have a dark theme active in Redlight. Read by BBB as bbb_prefer_dark_theme.
    params['userdata-bbb_prefer_dark_theme'] = 'true';
  }
  return buildUrl('join', params);
 }
@@ -228,7 +228,7 @@ export async function sendCalendarInviteEmail(to, name, fromUser, title, startTi
        <p>${introHtml}</p>
        <div style="background:#313244;border-radius:8px;padding:16px;margin:20px 0;">
          <p style="margin:0 0 4px 0;font-size:15px;font-weight:bold;color:#cdd6f4;">${safeTitle}</p>
-          <p style="margin:6px 0 0 0;font-size:13px;color:#a6adc8;">🕐 ${escapeHtml(formatDate(startTime))} - ${escapeHtml(formatDate(endTime))}</p>
+          <p style="margin:6px 0 0 0;font-size:13px;color:#a6adc8;">${escapeHtml(formatDate(startTime))} - ${escapeHtml(formatDate(endTime))}</p>
          ${safeDesc ? `<p style="margin:10px 0 0 0;font-size:13px;color:#a6adc8;font-style:italic;">&quot;${safeDesc}&quot;</p>` : ''}
        </div>
        <p style="text-align:center;margin:28px 0;">
@@ -1,6 +1,6 @@
 {
  "email": {
-    "greeting": "Hey {name} 👋",
+    "greeting": "Hallo {name},",
    "viewInvitation": "Einladung anzeigen",
    "invitationFooter": "Öffne den Link oben, um die Einladung anzunehmen oder abzulehnen.",
    "linkHint": "Oder kopiere diesen Link in deinen Browser:",
@@ -13,7 +13,7 @@
    },
    "invite": {
      "subject": "{appName} - Du wurdest eingeladen",
-      "title": "Du wurdest eingeladen! 🎉",
+      "title": "Du wurdest eingeladen",
      "intro": "Du wurdest eingeladen, ein Konto auf {appName} zu erstellen.",
      "prompt": "Klicke auf den Button, um dich zu registrieren:",
      "button": "Konto erstellen",
@@ -1,6 +1,6 @@
 {
  "email": {
-    "greeting": "Hey {name} 👋",
+    "greeting": "Hello {name},",
    "viewInvitation": "View Invitation",
    "invitationFooter": "Open the link above to accept or decline the invitation.",
    "linkHint": "Or copy this link in your browser:",
@@ -13,7 +13,7 @@
    },
    "invite": {
      "subject": "{appName} - You've been invited",
-      "title": "You've been invited! 🎉",
+      "title": "You have been invited",
      "intro": "You have been invited to create an account on {appName}.",
      "prompt": "Click the button below to register:",
      "button": "Create Account",
@@ -9,22 +9,25 @@ import { getAnalyticsToken } from '../config/bbb.js';
 const router = Router();
 // Token check runs BEFORE the 5mb body parser so unauthenticated callers
 // cannot make the server buffer large payloads.
 // Constant-time comparison to prevent timing attacks. Reject non-string tokens
 // (e.g. ?token=a&token=b would yield an array and crash Buffer.from).
 function verifyCallbackToken(req, res, next) {
  const { token } = req.query;
  const expectedToken = getAnalyticsToken(req.params.uid);
  if (typeof token !== 'string' || token.length !== expectedToken.length ||
      !crypto.timingSafeEqual(Buffer.from(token), Buffer.from(expectedToken))) {
    return res.status(403).json({ error: 'Invalid token' });
  }
  next();
 }
 // POST /api/analytics/callback/:uid?token=... - BBB Learning Analytics callback (token-secured)
 // Excluded from the global 100kb body limit (see index.js): learning analytics
 // payloads for large meetings can be several MB.
-router.post('/callback/:uid', json({ limit: '5mb' }), async (req, res) => {
+router.post('/callback/:uid', verifyCallbackToken, json({ limit: '5mb' }), async (req, res) => {
  try {
    const { token } = req.query;
    const expectedToken = getAnalyticsToken(req.params.uid);
    // Constant-time comparison to prevent timing attacks.
    // Reject non-string tokens (e.g. ?token=a&token=b would yield an array and
    // crash Buffer.from).
    if (typeof token !== 'string' || token.length !== expectedToken.length ||
        !crypto.timingSafeEqual(Buffer.from(token), Buffer.from(expectedToken))) {
      return res.status(403).json({ error: 'Invalid token' });
    }
    const db = getDb();
    const room = await db.get('SELECT id, uid, learning_analytics FROM rooms WHERE uid = ?', [req.params.uid]);
@@ -5,7 +5,7 @@ import { v4 as uuidv4 } from 'uuid';
 import fs from 'fs';
 import path from 'path';
 import { fileURLToPath } from 'url';
-import { rateLimit } from 'express-rate-limit';
+import { rateLimit, MemoryStore } from 'express-rate-limit';
 import { RedisStore } from 'rate-limit-redis';
 import * as OTPAuth from 'otpauth';
 import { getDb } from '../config/database.js';
@@ -23,15 +23,65 @@ if (!process.env.JWT_SECRET) {
 const JWT_SECRET = process.env.JWT_SECRET;
 // ── Rate Limiting ────────────────────────────────────────────────────────────
-function makeRedisStore(prefix) {
+// Shared Redis store with in-memory fallback. Without the fallback, a dead
-  try {
+// Redis connection makes every rate-limited endpoint (incl. login) return 500 —
-    return new RedisStore({
+// rate limiting must degrade, not take auth down with it.
-      sendCommand: (...args) => redis.call(...args),
+class ResilientStore {
-      prefix,
+  constructor(prefix) {
-    });
+    try {
-  } catch {
+      this.redisStore = new RedisStore({
-    return undefined; // falls back to in-memory if Redis unavailable
+        sendCommand: (...args) => redis.call(...args),
        prefix,
      });
    } catch {
      this.redisStore = null;
    }
    this.memoryStore = new MemoryStore();
  }
  init(options) {
    try {
      // RedisStore.init returns the SCRIPT LOAD promise; catch it so a dead
      // Redis connection surfaces as a warning instead of an unhandled
      // rejection that kills the process.
      const initResult = this.redisStore?.init?.(options);
      if (typeof initResult?.catch === 'function') {
        initResult.catch(err => log.auth.warn(`Rate-limit Redis init failed: ${err.message}`));
      }
    } catch (err) {
      log.auth.warn(`Rate-limit Redis init failed: ${err.message}`);
    }
    this.memoryStore.init(options);
  }
  async increment(key) {
    if (this.redisStore && redis.status === 'ready') {
      try {
        return await this.redisStore.increment(key);
      } catch (err) {
        log.auth.warn(`Rate-limit Redis store failed, using in-memory fallback: ${err.message}`);
      }
    }
    return this.memoryStore.increment(key);
  }
  async decrement(key) {
    if (this.redisStore && redis.status === 'ready') {
      try {
        return await this.redisStore.decrement(key);
      } catch { /* fall through to memory */ }
    }
    return this.memoryStore.decrement(key);
  }
  async resetKey(key) {
    if (this.redisStore && redis.status === 'ready') {
      try {
        return await this.redisStore.resetKey(key);
      } catch { /* fall through to memory */ }
    }
    return this.memoryStore.resetKey(key);
  }
 }
 function makeRedisStore(prefix) {
  return new ResilientStore(prefix);
 }
 // ── Validation helpers ─────────────────────────────────────────────────────
@@ -12,12 +12,25 @@
 import { Router, text } from 'express';
 import crypto from 'crypto';
 import { rateLimit } from 'express-rate-limit';
 import { getDb } from '../config/database.js';
 import { log } from '../config/logger.js';
 import { getBaseUrl } from '../middleware/auth.js';
 const router = Router();
 // Brute-force protection for the Basic-Auth tokens: only failed requests count
 // (skipSuccessfulRequests), so legitimate sync clients polling frequently are
 // not throttled.
 router.use(rateLimit({
  windowMs: 15 * 60 * 1000,
  max: 30,
  skipSuccessfulRequests: true,
  standardHeaders: true,
  legacyHeaders: false,
  message: 'Too many failed CalDAV requests. Please try again later.',
 }));
 // ── Body parsing for XML and iCalendar payloads ────────────────────────────
 router.use(text({ type: ['application/xml', 'text/xml', 'text/calendar', 'application/octet-stream'] }));
@@ -194,9 +207,10 @@ async function caldavAuth(req, res, next) {
    const token = decoded.slice(colonIdx + 1);
    const db = getDb();
    // Emails are stored lowercased
    const user = await db.get(
      'SELECT id, name, display_name, email FROM users WHERE email = ?',
-      [email],
+      [email.toLowerCase()],
    );
    if (!user) {
      res.set('WWW-Authenticate', 'Basic realm="Redlight CalDAV"');
@@ -243,7 +257,7 @@ function setDAVHeaders(res) {
 // ── CalDAV username authorization ──────────────────────────────────────────
 // Ensures the :username param matches the authenticated user's email
 function validateCalDAVUser(req, res, next) {
-  if (req.params.username && decodeURIComponent(req.params.username) !== req.caldavUser.email) {
+  if (req.params.username && decodeURIComponent(req.params.username).toLowerCase() !== req.caldavUser.email) {
    return res.status(403).end();
  }
  next();
@@ -41,7 +41,7 @@ export function wellKnownHandler(req, res) {
        federation_api: '/api/federation',
        public_key: getPublicKey(),
        software: 'Redlight',
-        version: '2.2.0',
+        version: '2.3.0',
    });
 }
@@ -67,6 +67,16 @@ const guestJoinLimiter = rateLimit({
  message: { error: 'Too many join attempts. Please try again later.' },
 });
 // Rate limit email invitations: each request may carry up to 50 addresses, so
 // without a cap any registered account could be abused as an SMTP spam relay.
 const inviteEmailLimiter = rateLimit({
  windowMs: 60 * 60 * 1000, // 1 hour
  max: 10,
  standardHeaders: true,
  legacyHeaders: false,
  message: { error: 'Too many email invitations. Please try again later.' },
 });
 const router = Router();
 // Build avatar URL for a user (uploaded image or generated initials)
@@ -425,6 +435,10 @@ router.post('/:uid/shares', authenticateToken, async (req, res) => {
    if (user_id === req.user.id) {
      return res.status(400).json({ error: 'You cannot share the room with yourself' });
    }
    const targetUser = await db.get('SELECT id FROM users WHERE id = ?', [user_id]);
    if (!targetUser) {
      return res.status(404).json({ error: 'User not found' });
    }
    // Check if already shared
    const existing = await db.get('SELECT id FROM room_shares WHERE room_id = ? AND user_id = ?', [room.id, user_id]);
    if (existing) {
@@ -519,7 +533,7 @@ router.post('/:uid/start', authenticateToken, async (req, res) => {
    await createMeeting(room, baseUrl, loginURL, presentationUrl, analyticsCallbackURL, owner?.language || 'en');
    const avatarURL = getUserAvatarURL(req, req.user);
    const displayName = req.user.display_name || req.user.name;
-    const joinUrl = await joinMeeting(room.uid, displayName, true, avatarURL);
+    const joinUrl = await joinMeeting(room.uid, displayName, true, avatarURL, !!req.body.dark_mode);
    res.json({ joinUrl });
  } catch (err) {
    log.rooms.error(`Start meeting error: ${err.message}`);
@@ -553,7 +567,7 @@ router.post('/:uid/join', authenticateToken, async (req, res) => {
    const isShared = !isOwner && await db.get('SELECT id FROM room_shares WHERE room_id = ? AND user_id = ?', [room.id, req.user.id]);
    const isModerator = isOwner || !!isShared || room.all_join_moderator;
    const avatarURL = getUserAvatarURL(req, req.user);
-    const joinUrl = await joinMeeting(room.uid, req.user.display_name || req.user.name, isModerator, avatarURL);
+    const joinUrl = await joinMeeting(room.uid, req.user.display_name || req.user.name, isModerator, avatarURL, !!req.body.dark_mode);
    res.json({ joinUrl });
  } catch (err) {
    log.rooms.error(`Join meeting error: ${err.message}`);
@@ -629,7 +643,7 @@ router.get('/:uid/public', async (req, res) => {
 // POST /api/rooms/:uid/guest-join - Join meeting as guest (no auth needed)
 router.post('/:uid/guest-join', guestJoinLimiter, async (req, res) => {
  try {
-    const { name, access_code, moderator_code, avatar_image, avatar_color } = req.body;
+    const { name, access_code, moderator_code, avatar_image, avatar_color, dark_mode } = req.body;
    if (!name || name.trim().length === 0) {
      return res.status(400).json({ error: 'Name is required' });
@@ -691,7 +705,7 @@ router.post('/:uid/guest-join', guestJoinLimiter, async (req, res) => {
    } else {
      guestAvatarURL = `${baseUrl}/api/auth/avatar/initials/${encodeURIComponent(name.trim())}`;
    }
-    const joinUrl = await joinMeeting(room.uid, name.trim(), isModerator, guestAvatarURL);
+    const joinUrl = await joinMeeting(room.uid, name.trim(), isModerator, guestAvatarURL, !!dark_mode);
    res.json({ joinUrl });
  } catch (err) {
    log.rooms.error(`Guest join error: ${err.message}`);
@@ -740,7 +754,10 @@ router.get('/presentations/:token/:expires/:roomUid/:filename', (req, res) => {
    .update(`${roomUid}/${filename}:${expires}`)
    .digest('hex');
-  if (!crypto.timingSafeEqual(Buffer.from(token), Buffer.from(expected))) {
+  // timingSafeEqual throws on length mismatch, so compare lengths first
  const tokenBuf = Buffer.from(token);
  const expectedBuf = Buffer.from(expected);
  if (tokenBuf.length !== expectedBuf.length || !crypto.timingSafeEqual(tokenBuf, expectedBuf)) {
    return res.status(403).json({ error: 'Invalid token' });
  }
@@ -868,7 +885,7 @@ router.delete('/:uid/presentation', authenticateToken, async (req, res) => {
 });
 // ── POST /api/rooms/invite-email — Send email invitation to guest(s) ────────
-router.post('/invite-email', authenticateToken, async (req, res) => {
+router.post('/invite-email', authenticateToken, inviteEmailLimiter, async (req, res) => {
  try {
    const { room_uid, emails, message } = req.body;
    if (!room_uid || !emails || !emails.length) {
@@ -2,6 +2,7 @@ import { Users, Play, Trash2, Radio, Loader2, Share2, Copy, Link } from 'lucide-
 import { useNavigate } from 'react-router-dom';
 import { useState, useEffect, useRef } from 'react';
 import api from '../services/api';
 import { isCurrentThemeDark } from '../themes';
 import { useLanguage } from '../contexts/LanguageContext';
 import toast from 'react-hot-toast';
@@ -107,11 +108,12 @@ export default function RoomCard({ room, onDelete }) {
            setStarting(true);
            try {
              if (status.running) {
-                const data = room.access_code ? { access_code: prompt(t('room.enterAccessCode')) } : {};
+                const data = { dark_mode: isCurrentThemeDark() };
                if (room.access_code) data.access_code = prompt(t('room.enterAccessCode'));
                const res = await api.post(`/rooms/${room.uid}/join`, data);
                if (res.data.joinUrl) window.open(res.data.joinUrl, '_blank');
              } else {
-                const res = await api.post(`/rooms/${room.uid}/start`);
+                const res = await api.post(`/rooms/${room.uid}/start`, { dark_mode: isCurrentThemeDark() });
                if (res.data.joinUrl) window.open(res.data.joinUrl, '_blank');
                toast.success(t('room.meetingStarted'));
                setTimeout(() => {
@@ -64,16 +64,16 @@
    "passwordMismatch": "Passwörter stimmen nicht überein",
    "passwordTooShort": "Passwort muss mindestens 6 Zeichen lang sein",
    "loginSuccess": "Willkommen zurück!",
-    "registerSuccess": "Registrierung erfolgreich!",
+    "registerSuccess": "Registrierung erfolgreich",
    "loginFailed": "Anmeldung fehlgeschlagen",
    "registerFailed": "Registrierung fehlgeschlagen",
    "allFieldsRequired": "Alle Felder sind erforderlich",
-    "verificationSent": "Verifizierungs-E-Mail wurde gesendet!",
+    "verificationSent": "Verifizierungs-E-Mail wurde gesendet",
    "verificationSentDesc": "Wir haben dir eine E-Mail mit einem Bestätigungslink geschickt. Bitte klicke auf den Link, um dein Konto zu aktivieren.",
    "checkYourEmail": "Prüfe dein Postfach",
    "verifying": "E-Mail wird verifiziert...",
    "verifySuccess": "Deine E-Mail-Adresse wurde erfolgreich bestätigt. Du kannst dich jetzt anmelden.",
-    "verifySuccessTitle": "E-Mail bestätigt!",
+    "verifySuccessTitle": "E-Mail bestätigt",
    "verifyFailed": "Verifizierung fehlgeschlagen",
    "verifyFailedTitle": "Verifizierung fehlgeschlagen",
    "verifyTokenMissing": "Kein Verifizierungstoken vorhanden.",
@@ -90,7 +90,7 @@
    "emailVerificationBanner": "Deine E-Mail-Adresse wurde noch nicht verifiziert.",
    "emailVerificationResend": "Hier klicken um eine neue Verifizierungsmail zu erhalten",
    "emailVerificationResendCooldown": "Erneut senden in {seconds}s",
-    "emailVerificationResendSuccess": "Verifizierungsmail wurde gesendet!",
+    "emailVerificationResendSuccess": "Verifizierungsmail wurde gesendet",
    "emailVerificationResendFailed": "Verifizierungsmail konnte nicht gesendet werden",
    "inviteOnly": "Nur mit Einladung",
    "inviteOnlyDesc": "Die Registrierung ist derzeit eingeschränkt. Sie benötigen einen Einladungslink von einem Administrator, um ein Konto zu erstellen.",
@@ -112,38 +112,22 @@
    }
  },
  "home": {
-    "madeFor": "Made for BigBlueButton",
+    "heroTitle": "Selbst gehostetes Frontend für BigBlueButton",
-    "heroTitle": "Meetings neu ",
+    "heroSubtitle": "Redlight verwaltet Räume, Aufnahmen und Termine für deinen BigBlueButton-Server – mit Federation zwischen Instanzen, CalDAV-Sync und SSO-Anbindung.",
-    "heroTitleHighlight": "definiert",
+    "getStarted": "Konto erstellen",
-    "heroSubtitle": "Das moderne, selbst gehostete BigBlueButton-Frontend. Erstellen Sie Räume, verwalten Sie Aufnahmen, verbinden Sie sich mit anderen Instanzen und genießen Sie ein wunderschönes Interface mit über 15 Themes.",
+    "features": "Funktionen",
    "getStarted": "Jetzt starten",
    "features": "Alles was Sie brauchen",
    "featuresSubtitle": "Redlight bietet alle Funktionen, die Sie für professionelle Videokonferenzen benötigen.",
    "featureVideoTitle": "Videokonferenzen",
    "featureVideoDesc": "Erstellen und verwalten Sie Meetings direkt über BigBlueButton.",
    "featureRoomsTitle": "Raumverwaltung",
-    "featureRoomsDesc": "Unbegrenzte Räume mit individuellen Einstellungen und Zugangscodes.",
+    "featureRoomsDesc": "Räume mit eigenen Einstellungen, Zugangscodes und geteiltem Zugriff für Kolleginnen und Kollegen.",
    "featureRecordingsTitle": "Aufnahmen",
-    "featureRecordingsDesc": "Alle Aufnahmen pro Raum einsehen, veröffentlichen oder löschen.",
+    "featureRecordingsDesc": "Aufnahmen pro Raum einsehen, veröffentlichen oder löschen.",
    "featureFederationTitle": "Federation",
-    "featureFederationDesc": "Laden Sie Nutzer anderer Redlight-Instanzen in Ihre Räume ein und nehmen Sie instanzübergreifende Einladungen an.",
+    "featureFederationDesc": "Nutzer anderer Redlight-Instanzen einladen und instanzübergreifende Einladungen annehmen.",
-    "featureCalendarTitle": "Kalender & Erinnerungen",
+    "featureCalendarTitle": "Kalender",
-    "featureCalendarDesc": "Meetings planen, per CalDAV synchronisieren und E-Mail-Erinnerungen vor dem Start erhalten.",
+    "featureCalendarDesc": "Meetings planen, per CalDAV mit Thunderbird, Apple Calendar oder DAVx⁵ synchronisieren, Erinnerungen erhalten.",
-    "featureNotificationsTitle": "Benachrichtigungen",
+    "featureVideoTitle": "Videokonferenzen",
-    "featureNotificationsDesc": "Echtzeit-Benachrichtigungen in der App und per E-Mail für Einladungen und bevorstehende Meetings.",
+    "featureVideoDesc": "Meetings direkt über BigBlueButton erstellen, starten und verwalten.",
-    "featureOAuthTitle": "OAuth / SSO",
+    "featureAnalyticsTitle": "Learning Analytics",
-    "featureOAuthDesc": "Melden Sie sich über OAuth 2.0 mit Ihrem bestehenden Identity Provider an – kein separates Konto nötig.",
+    "featureAnalyticsDesc": "Teilnahme- und Aktivitätsdaten aus Meetings einsehen und als CSV, Excel oder PDF exportieren.",
    "featureAnalyticsTitle": "Analytics",
    "featureAnalyticsDesc": "Meeting-Statistiken einsehen und die Nutzung über alle Räume hinweg verfolgen.",
    "featureThemesTitle": "15+ Themes",
    "featureThemesDesc": "Dracula, Nord, Catppuccin, Rosé Pine, Gruvbox und viele mehr – plus eigenes Branding.",
    "featureUsersTitle": "Benutzerverwaltung",
    "featureUsersDesc": "Registrierung, Login und Rollenverwaltung für Ihre Organisation.",
    "featureOpenSourceTitle": "Open Source",
    "featureOpenSourceDesc": "Vollständig quelloffen und selbst gehostet. Ihre Daten bleiben bei Ihnen.",
    "statThemes": "Themes",
    "statRooms": "Räume",
    "statOpenSource": "Open Source",
    "footer": "© {year} Redlight. Ein Open-Source BigBlueButton Frontend."
  },
  "dashboard": {
@@ -164,7 +148,7 @@
    "accessCode": "Zugangscode",
    "muteOnJoin": "Teilnehmer beim Beitritt stummschalten",
    "allowRecording": "Aufnahme erlauben",
-    "roomCreated": "Raum erstellt!",
+    "roomCreated": "Raum erstellt",
    "roomCreateFailed": "Raum konnte nicht erstellt werden",
    "roomDeleted": "Raum gelöscht",
    "roomDeleteFailed": "Raum konnte nicht gelöscht werden",
@@ -188,7 +172,7 @@
    "copyLink": "Link kopieren",
    "copyRoomLink": "Raum-Link",
    "copyGuestLink": "Gast-Link",
-    "linkCopied": "Link kopiert!",
+    "linkCopied": "Link kopiert",
    "meetingDetails": "Meeting-Details",
    "meetingId": "Meeting ID",
    "status": "Status",
@@ -213,7 +197,7 @@
    "emptyNoCode": "Leer = kein Code",
    "settingsSaved": "Einstellungen gespeichert",
    "settingsSaveFailed": "Einstellungen konnten nicht gespeichert werden",
-    "meetingStarted": "Meeting gestartet!",
+    "meetingStarted": "Meeting gestartet",
    "meetingStartFailed": "Meeting konnte nicht gestartet werden",
    "meetingEnded": "Meeting beendet",
    "meetingEndFailed": "Meeting konnte nicht beendet werden",
@@ -228,7 +212,7 @@
    "moderatorCodeHint": "Optionaler Code für Moderator-Rechte",
    "moderatorCodeDesc": "Gäste, die diesen Code eingeben, erhalten Moderator-Rechte.",
    "guestLink": "Gast-Einladungslink",
-    "guestLinkCopied": "Gast-Link kopiert!",
+    "guestLinkCopied": "Gast-Link kopiert",
    "guestJoinTitle": "Meeting beitreten",
    "guestCreatedBy": "Erstellt von",
    "guestMeetingRunning": "Meeting läuft",
@@ -363,7 +347,7 @@
      "statusDisabledDesc": "Aktiviere die Zwei-Faktor-Authentifizierung für zusätzliche Sicherheit.",
      "enable": "2FA aktivieren",
      "disable": "2FA deaktivieren",
-      "enabled": "Zwei-Faktor-Authentifizierung aktiviert!",
+      "enabled": "Zwei-Faktor-Authentifizierung aktiviert",
      "disabled": "Zwei-Faktor-Authentifizierung deaktiviert.",
      "enableFailed": "2FA konnte nicht aktiviert werden",
      "disableFailed": "2FA konnte nicht deaktiviert werden",
@@ -392,7 +376,7 @@
      "revoked": "Token widerrufen",
      "revokeFailed": "Token konnte nicht widerrufen werden",
      "createFailed": "Token konnte nicht erstellt werden",
-      "newTokenCreated": "Token erstellt — jetzt kopieren!",
+      "newTokenCreated": "Token erstellt — jetzt kopieren",
      "newTokenHint": "Dieses Token wird nur einmal angezeigt. Kopiere es und trage es als Passwort in deiner Kalender-App ein.",
      "dismiss": "Ich habe das Token kopiert"
    }
@@ -460,11 +444,11 @@
    "inviteTitle": "Benutzer-Einladungen",
    "inviteDescription": "Laden Sie neue Benutzer per E-Mail ein. Sie erhalten einen Registrierungslink, der 7 Tage gültig ist.",
    "sendInvite": "Einladung senden",
-    "inviteSent": "Einladung gesendet!",
+    "inviteSent": "Einladung gesendet",
    "inviteFailed": "Einladung konnte nicht gesendet werden",
    "inviteDeleted": "Einladung gelöscht",
    "inviteDeleteFailed": "Einladung konnte nicht gelöscht werden",
-    "inviteLinkCopied": "Einladungslink kopiert!",
+    "inviteLinkCopied": "Einladungslink kopiert",
    "copyInviteLink": "Einladungslink kopieren",
    "inviteExpired": "Abgelaufen",
    "inviteUsedBy": "Verwendet von",
@@ -536,8 +520,8 @@
    "messageLabel": "Nachricht (optional)",
    "messagePlaceholder": "Hallo, ich lade dich zu unserem Meeting ein!",
    "send": "Einladung senden",
-    "sent": "Einladung gesendet!",
+    "sent": "Einladung gesendet",
-    "emailSent": "E-Mail-Einladung(en) gesendet!",
+    "emailSent": "E-Mail-Einladung(en) gesendet",
    "emailSendFailed": "E-Mail-Einladung konnte nicht gesendet werden",
    "sendFailed": "Einladung konnte nicht gesendet werden",
    "from": "Von",
@@ -563,7 +547,7 @@
    "removeRoomConfirm": "Raum wirklich entfernen?",
    "roomRemoved": "Raum entfernt",
    "roomRemoveFailed": "Raum konnte nicht entfernt werden",
-    "acceptedSaved": "Einladung angenommen - Raum wurde in deinem Dashboard gespeichert!",
+    "acceptedSaved": "Einladung angenommen - Raum wurde in deinem Dashboard gespeichert",
    "meetingId": "Meeting ID",
    "maxParticipants": "Max. Teilnehmer",
    "recordingOn": "Aufnahme aktiviert",
@@ -579,9 +563,9 @@
    "roomDeleted": "Gelöscht",
    "roomDeletedNotice": "Dieser Raum wurde vom Besitzer auf der Ursprungsinstanz gelöscht und ist nicht mehr verfügbar.",
    "calendarEvent": "Kalendereinladung",
-    "calendarAccepted": "Kalender-Event angenommen und in deinen Kalender eingetragen!",
+    "calendarAccepted": "Kalender-Event angenommen und in deinen Kalender eingetragen",
    "localCalendarEvent": "Lokale Kalendereinladung",
-    "calendarLocalAccepted": "Einladung angenommen - Event wurde in deinen Kalender eingetragen!",
+    "calendarLocalAccepted": "Einladung angenommen - Event wurde in deinen Kalender eingetragen",
    "invitationRemoved": "Einladung entfernt",
    "removeInvitation": "Einladung entfernen"
  },
@@ -610,8 +594,8 @@
    "reminder1440": "1 Tag vorher",
    "timezone": "Zeitzone",
    "color": "Farbe",
-    "eventCreated": "Event erstellt!",
+    "eventCreated": "Event erstellt",
-    "eventUpdated": "Event aktualisiert!",
+    "eventUpdated": "Event aktualisiert",
    "eventDeleted": "Event gelöscht",
    "saveFailed": "Event konnte nicht gespeichert werden",
    "deleteFailed": "Event konnte nicht gelöscht werden",
@@ -638,7 +622,7 @@
    "shareAdded": "Benutzer zum Event hinzugefügt",
    "shareRemoved": "Freigabe entfernt",
    "shareFailed": "Event konnte nicht geteilt werden",
-    "invitationSent": "Einladung gesendet!",
+    "invitationSent": "Einladung gesendet",
    "invitationCancelled": "Einladung widerrufen",
    "invitationPending": "Einladung ausstehend",
    "pendingInvitations": "Ausstehende Einladungen",
@@ -64,16 +64,16 @@
    "passwordMismatch": "Passwords do not match",
    "passwordTooShort": "Password must be at least 6 characters",
    "loginSuccess": "Welcome back!",
-    "registerSuccess": "Registration successful!",
+    "registerSuccess": "Registration successful",
    "loginFailed": "Login failed",
    "registerFailed": "Registration failed",
    "allFieldsRequired": "All fields are required",
-    "verificationSent": "Verification email sent!",
+    "verificationSent": "Verification email sent",
    "verificationSentDesc": "We've sent you an email with a verification link. Please click the link to activate your account.",
    "checkYourEmail": "Check your inbox",
    "verifying": "Verifying your email...",
    "verifySuccess": "Your email has been verified successfully. You can now sign in.",
-    "verifySuccessTitle": "Email verified!",
+    "verifySuccessTitle": "Email verified",
    "verifyFailed": "Verification failed",
    "verifyFailedTitle": "Verification failed",
    "verifyTokenMissing": "No verification token provided.",
@@ -90,7 +90,7 @@
    "emailVerificationBanner": "Your email address has not been verified yet.",
    "emailVerificationResend": "Click here to receive a new verification email",
    "emailVerificationResendCooldown": "Resend in {seconds}s",
-    "emailVerificationResendSuccess": "Verification email sent!",
+    "emailVerificationResendSuccess": "Verification email sent",
    "emailVerificationResendFailed": "Could not send verification email",
    "inviteOnly": "Invite Only",
    "inviteOnlyDesc": "Registration is currently restricted. You need an invitation link from an administrator to create an account.",
@@ -112,38 +112,22 @@
    }
  },
  "home": {
-    "madeFor": "Made for BigBlueButton",
+    "heroTitle": "Self-hosted frontend for BigBlueButton",
-    "heroTitle": "Meetings re",
+    "heroSubtitle": "Redlight manages rooms, recordings and scheduling for your BigBlueButton server – with federation between instances, CalDAV sync and SSO support.",
-    "heroTitleHighlight": "defined",
+    "getStarted": "Create account",
-    "heroSubtitle": "The modern, self-hosted BigBlueButton frontend. Create rooms, manage recordings, federate with other instances and enjoy a beautiful interface with over 15 themes.",
+    "features": "Features",
-    "getStarted": "Get started",
+    "featureRoomsTitle": "Room management",
-    "features": "Everything you need",
+    "featureRoomsDesc": "Rooms with individual settings, access codes and shared access for colleagues.",
    "featuresSubtitle": "Redlight provides all the features you need for professional video conferencing.",
    "featureVideoTitle": "Video Conferencing",
    "featureVideoDesc": "Create and manage meetings directly via BigBlueButton.",
    "featureRoomsTitle": "Room Management",
    "featureRoomsDesc": "Unlimited rooms with individual settings and access codes.",
    "featureRecordingsTitle": "Recordings",
-    "featureRecordingsDesc": "View, publish or delete all recordings per room.",
+    "featureRecordingsDesc": "View, publish or delete recordings per room.",
    "featureFederationTitle": "Federation",
-    "featureFederationDesc": "Invite users from other Redlight instances into your rooms and accept cross-instance meeting invitations.",
+    "featureFederationDesc": "Invite users from other Redlight instances and accept cross-instance invitations.",
-    "featureCalendarTitle": "Calendar & Reminders",
+    "featureCalendarTitle": "Calendar",
-    "featureCalendarDesc": "Schedule meetings with your rooms, sync via CalDAV and receive email reminders before they start.",
+    "featureCalendarDesc": "Schedule meetings, sync via CalDAV with Thunderbird, Apple Calendar or DAVx⁵, get reminders.",
-    "featureNotificationsTitle": "Notifications",
+    "featureVideoTitle": "Video conferencing",
-    "featureNotificationsDesc": "Real-time in-app and email notifications for room invitations and upcoming meetings.",
+    "featureVideoDesc": "Create, start and manage meetings directly via BigBlueButton.",
-    "featureOAuthTitle": "OAuth / SSO",
+    "featureAnalyticsTitle": "Learning analytics",
-    "featureOAuthDesc": "Sign in with your existing identity provider via OAuth 2.0 — no separate account needed.",
+    "featureAnalyticsDesc": "Review attendance and activity data from meetings and export it as CSV, Excel or PDF.",
    "featureAnalyticsTitle": "Analytics",
    "featureAnalyticsDesc": "Track meeting statistics and monitor usage across all your rooms.",
    "featureThemesTitle": "15+ Themes",
    "featureThemesDesc": "Dracula, Nord, Catppuccin, Rosé Pine, Gruvbox and many more — plus custom branding.",
    "featureUsersTitle": "User Management",
    "featureUsersDesc": "Registration, login and role management for your organization.",
    "featureOpenSourceTitle": "Open Source",
    "featureOpenSourceDesc": "Fully open source and self-hosted. Your data stays with you.",
    "statThemes": "Themes",
    "statRooms": "Rooms",
    "statOpenSource": "Open Source",
    "footer": "© {year} Redlight. An open source BigBlueButton frontend."
  },
  "dashboard": {
@@ -164,7 +148,7 @@
    "accessCode": "Access code",
    "muteOnJoin": "Mute participants on join",
    "allowRecording": "Allow recording",
-    "roomCreated": "Room created!",
+    "roomCreated": "Room created",
    "roomCreateFailed": "Room could not be created",
    "roomDeleted": "Room deleted",
    "roomDeleteFailed": "Room could not be deleted",
@@ -188,7 +172,7 @@
    "copyLink": "Copy link",
    "copyRoomLink": "Room Link",
    "copyGuestLink": "Guest Link",
-    "linkCopied": "Link copied!",
+    "linkCopied": "Link copied",
    "meetingDetails": "Meeting details",
    "meetingId": "Meeting ID",
    "status": "Status",
@@ -213,7 +197,7 @@
    "emptyNoCode": "Empty = no code",
    "settingsSaved": "Settings saved",
    "settingsSaveFailed": "Settings could not be saved",
-    "meetingStarted": "Meeting started!",
+    "meetingStarted": "Meeting started",
    "meetingStartFailed": "Meeting could not be started",
    "meetingEnded": "Meeting ended",
    "meetingEndFailed": "Meeting could not be ended",
@@ -228,7 +212,7 @@
    "moderatorCodeHint": "Optional code for moderator rights",
    "moderatorCodeDesc": "Guests who enter this code will receive moderator rights.",
    "guestLink": "Guest Invite Link",
-    "guestLinkCopied": "Guest link copied!",
+    "guestLinkCopied": "Guest link copied",
    "guestJoinTitle": "Join Meeting",
    "guestCreatedBy": "Created by",
    "guestMeetingRunning": "Meeting in progress",
@@ -363,7 +347,7 @@
      "statusDisabledDesc": "Enable two-factor authentication for an extra layer of security.",
      "enable": "Enable 2FA",
      "disable": "Disable 2FA",
-      "enabled": "Two-factor authentication enabled!",
+      "enabled": "Two-factor authentication enabled",
      "disabled": "Two-factor authentication disabled.",
      "enableFailed": "Could not enable 2FA",
      "disableFailed": "Could not disable 2FA",
@@ -392,7 +376,7 @@
      "revoked": "Token revoked",
      "revokeFailed": "Could not revoke token",
      "createFailed": "Could not create token",
-      "newTokenCreated": "Token created — copy it now!",
+      "newTokenCreated": "Token created — copy it now",
      "newTokenHint": "This token will only be shown once. Copy it and enter it as the password in your calendar app.",
      "dismiss": "I have copied the token"
    }
@@ -460,11 +444,11 @@
    "inviteTitle": "User Invitations",
    "inviteDescription": "Invite new users by email. They will receive a registration link valid for 7 days.",
    "sendInvite": "Send invite",
-    "inviteSent": "Invitation sent!",
+    "inviteSent": "Invitation sent",
    "inviteFailed": "Could not send invitation",
    "inviteDeleted": "Invitation deleted",
    "inviteDeleteFailed": "Could not delete invitation",
-    "inviteLinkCopied": "Invite link copied!",
+    "inviteLinkCopied": "Invite link copied",
    "copyInviteLink": "Copy invite link",
    "inviteExpired": "Expired",
    "inviteUsedBy": "Used by",
@@ -536,8 +520,8 @@
    "messageLabel": "Message (optional)",
    "messagePlaceholder": "Hi, I'd like to invite you to our meeting!",
    "send": "Send invitation",
-    "sent": "Invitation sent!",
+    "sent": "Invitation sent",
-    "emailSent": "Email invitation(s) sent!",
+    "emailSent": "Email invitation(s) sent",
    "emailSendFailed": "Could not send email invitation",
    "sendFailed": "Could not send invitation",
    "from": "From",
@@ -563,7 +547,7 @@
    "removeRoomConfirm": "Really remove this room?",
    "roomRemoved": "Room removed",
    "roomRemoveFailed": "Could not remove room",
-    "acceptedSaved": "Invitation accepted - room saved to your dashboard!",
+    "acceptedSaved": "Invitation accepted - room saved to your dashboard",
    "meetingId": "Meeting ID",
    "maxParticipants": "Max. participants",
    "recordingOn": "Recording enabled",
@@ -579,9 +563,9 @@
    "roomDeleted": "Deleted",
    "roomDeletedNotice": "This room has been deleted by the owner on the origin instance and is no longer available.",
    "calendarEvent": "Calendar Invitation",
-    "calendarAccepted": "Calendar event accepted and added to your calendar!",
+    "calendarAccepted": "Calendar event accepted and added to your calendar",
    "localCalendarEvent": "Local Calendar Invitation",
-    "calendarLocalAccepted": "Invitation accepted - event added to your calendar!",
+    "calendarLocalAccepted": "Invitation accepted - event added to your calendar",
    "invitationRemoved": "Invitation removed",
    "removeInvitation": "Remove invitation"
  },
@@ -610,8 +594,8 @@
    "reminder1440": "1 day before",
    "timezone": "Timezone",
    "color": "Color",
-    "eventCreated": "Event created!",
+    "eventCreated": "Event created",
-    "eventUpdated": "Event updated!",
+    "eventUpdated": "Event updated",
    "eventDeleted": "Event deleted",
    "saveFailed": "Could not save event",
    "deleteFailed": "Could not delete event",
@@ -638,7 +622,7 @@
    "shareAdded": "User added to event",
    "shareRemoved": "Share removed",
    "shareFailed": "Could not share event",
-    "invitationSent": "Invitation sent!",
+    "invitationSent": "Invitation sent",
    "invitationCancelled": "Invitation cancelled",
    "invitationPending": "Invitation pending",
    "pendingInvitations": "Pending Invitations",
@@ -3,6 +3,7 @@ import { useParams, Link, useSearchParams, useNavigate } from 'react-router-dom'
 import { Video, User, Lock, Shield, ArrowRight, Loader2, Users, Radio, AlertCircle, FileText, Clock, X } from 'lucide-react';
 import BrandLogo from '../components/BrandLogo';
 import api from '../services/api';
 import { isCurrentThemeDark } from '../themes';
 import toast from 'react-hot-toast';
 import { useLanguage } from '../contexts/LanguageContext';
 import { useAuth } from '../contexts/AuthContext';
@@ -35,6 +36,7 @@ export default function GuestJoin() {
        name: name.trim(),
        access_code: accessCode || undefined,
        moderator_code: moderatorCode || undefined,
        dark_mode: isCurrentThemeDark(),
      };
      // If logged in, send avatar data
      if (isLoggedIn && user) {
@@ -1,5 +1,5 @@
 import { Link } from 'react-router-dom';
-import { Video, Shield, Users, Palette, ArrowRight, Zap, Globe, FileText, Lock, Network, CalendarDays, Bell, KeyRound, BarChart2, Settings2 } from 'lucide-react';
+import { Video, Users, FileVideo, Network, CalendarDays, BarChart2, ArrowRight, FileText, Lock } from 'lucide-react';
 import BrandLogo from '../components/BrandLogo';
 import { useLanguage } from '../contexts/LanguageContext';
 import { useBranding } from '../contexts/BrandingContext';
@@ -21,7 +21,7 @@ export default function Home() {
      desc: t('home.featureRoomsDesc'),
    },
    {
-      icon: Zap,
+      icon: FileVideo,
      title: t('home.featureRecordingsTitle'),
      desc: t('home.featureRecordingsDesc'),
    },
@@ -35,38 +35,21 @@ export default function Home() {
      title: t('home.featureCalendarTitle'),
      desc: t('home.featureCalendarDesc'),
    },
    {
      icon: Bell,
      title: t('home.featureNotificationsTitle'),
      desc: t('home.featureNotificationsDesc'),
    },
    {
      icon: KeyRound,
      title: t('home.featureOAuthTitle'),
      desc: t('home.featureOAuthDesc'),
    },
    {
      icon: BarChart2,
      title: t('home.featureAnalyticsTitle'),
      desc: t('home.featureAnalyticsDesc'),
    },
    {
      icon: Palette,
      title: t('home.featureThemesTitle'),
      desc: t('home.featureThemesDesc'),
    },
  ];
  return (
    <div className="min-h-screen bg-th-bg">
      {/* Hero Section */}
      <div className="relative overflow-hidden">
        {/* Background gradient */}
        <div className="absolute inset-0 gradient-bg opacity-5" />
        <div className="absolute top-0 left-1/2 -translate-x-1/2 w-[800px] h-[600px] gradient-bg opacity-10 blur-3xl rounded-full" />
-        {/* Navbar */}
+        <nav className="relative z-10 flex items-center justify-between px-6 md:px-12 py-4 border-b border-th-border">
        <nav className="relative z-10 flex items-center justify-between px-6 md:px-12 py-4">
          <BrandLogo size="md" />
          <div className="flex items-center gap-3">
            <Link to="/login" className="btn-ghost text-sm">
@@ -75,81 +58,50 @@ export default function Home() {
            {!isInviteOnly && (
              <Link to="/register" className="btn-primary text-sm">
                {t('auth.register')}
                <ArrowRight size={16} />
              </Link>
            )}
          </div>
        </nav>
-        {/* Hero content */}
+        {/* Hero */}
-        <div className="relative z-10 max-w-4xl mx-auto text-center px-6 pt-20 pb-32">
+        <div className="relative z-10 max-w-3xl mx-auto px-6 pt-24 pb-20">
-          <div className="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-th-accent/10 text-th-accent text-sm font-medium mb-6">
+          <h1 className="text-3xl md:text-4xl font-bold text-th-text mb-4">
-            <Zap size={14} />
+            {t('home.heroTitle')}
            {t('home.madeFor')}
          </div>
          <h1 className="text-4xl md:text-6xl lg:text-7xl font-extrabold text-th-text mb-6 leading-tight tracking-tight">
            {t('home.heroTitle')}{' '}
            <span className="gradient-text">{t('home.heroTitleHighlight')}</span>
          </h1>
-
+          <p className="text-lg text-th-text-s mb-8 leading-relaxed">
          <p className="text-lg md:text-xl text-th-text-s max-w-2xl mx-auto mb-10 leading-relaxed">
            {t('home.heroSubtitle')}
          </p>
-
+          <div className="flex items-center gap-3">
          <div className="flex items-center gap-4 justify-center">
            {!isInviteOnly && (
-              <Link to="/register" className="btn-primary text-base px-8 py-3">
+              <Link to="/register" className="btn-primary px-6 py-2.5">
                {t('home.getStarted')}
-                <ArrowRight size={18} />
+                <ArrowRight size={16} />
              </Link>
            )}
-            <Link to="/login" className={`${isInviteOnly ? 'btn-primary' : 'btn-secondary'} text-base px-8 py-3`}>
+            <Link to="/login" className={`${isInviteOnly ? 'btn-primary' : 'btn-secondary'} px-6 py-2.5`}>
              {t('auth.login')}
            </Link>
          </div>
          {/* Stats */}
          <div className="flex items-center justify-center gap-8 md:gap-16 mt-16">
            {[
              { value: '15+', label: t('home.statThemes') },
              { value: '∞', label: t('home.statRooms') },
              { value: '100%', label: t('home.statOpenSource') },
            ].map(stat => (
              <div key={stat.label} className="text-center">
                <div className="text-2xl md:text-3xl font-bold gradient-text">{stat.value}</div>
                <div className="text-sm text-th-text-s mt-1">{stat.label}</div>
              </div>
            ))}
          </div>
        </div>
      </div>
-      {/* Features Section */}
+      {/* Features */}
-      <div className="max-w-6xl mx-auto px-6 py-20">
+      <div className="border-t border-th-border">
-        <div className="text-center mb-16">
+        <div className="max-w-5xl mx-auto px-6 py-16">
-          <h2 className="text-3xl md:text-4xl font-bold text-th-text mb-4">
+          <h2 className="text-xl font-semibold text-th-text mb-10">
            {t('home.features')}
          </h2>
-          <p className="text-lg text-th-text-s max-w-2xl mx-auto">
+          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
-            {t('home.featuresSubtitle')}
+            {features.map(feature => (
-          </p>
+              <div key={feature.title} className="card p-6 hover:shadow-th-lg transition-shadow">
-        </div>
+                <div className="w-12 h-12 rounded-xl bg-th-accent/10 flex items-center justify-center mb-4">
-
+                  <feature.icon size={24} className="text-th-accent" />
-        <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
+                </div>
-          {features.map((feature, idx) => (
+                <h3 className="text-base font-semibold text-th-text mb-2">{feature.title}</h3>
-            <div key={idx} className="card p-6 hover:shadow-th-lg transition-all duration-300 group">
+                <p className="text-sm text-th-text-s leading-relaxed">{feature.desc}</p>
              <div className="w-12 h-12 rounded-xl gradient-bg/10 flex items-center justify-center mb-4 group-hover:scale-110 transition-transform"
                   style={{ background: `linear-gradient(135deg, var(--gradient-start), var(--gradient-end))`, opacity: 0.15 }}>
                <feature.icon size={24} className="text-th-accent" style={{ opacity: 1 }} />
              </div>
-              <div className="w-12 h-12 rounded-xl flex items-center justify-center mb-4 -mt-16 relative">
+            ))}
-                <feature.icon size={24} className="text-th-accent" />
+          </div>
              </div>
              <h3 className="text-base font-semibold text-th-text mb-2">{feature.title}</h3>
              <p className="text-sm text-th-text-s leading-relaxed">{feature.desc}</p>
            </div>
          ))}
        </div>
      </div>
@@ -8,6 +8,7 @@ import {
 } from 'lucide-react';
 import Modal from '../components/Modal';
 import api from '../services/api';
 import { isCurrentThemeDark } from '../themes';
 import { useAuth } from '../contexts/AuthContext';
 import { useLanguage } from '../contexts/LanguageContext';
 import RecordingList from '../components/RecordingList';
@@ -124,7 +125,7 @@ export default function RoomDetail() {
      toast.success(t('room.meetingStarted'));
      setWaitingToJoin(false);
      setActionLoading('join');
-      api.post(`/rooms/${uid}/join`, {})
+      api.post(`/rooms/${uid}/join`, { dark_mode: isCurrentThemeDark() })
        .then(res => { if (res.data.joinUrl) window.open(res.data.joinUrl, '_blank'); })
        .catch(err => toast.error(err.response?.data?.error || t('room.joinFailed')))
        .finally(() => setActionLoading(null));
@@ -135,7 +136,7 @@ export default function RoomDetail() {
  const handleStart = async () => {
    setActionLoading('start');
    try {
-      const res = await api.post(`/rooms/${uid}/start`);
+      const res = await api.post(`/rooms/${uid}/start`, { dark_mode: isCurrentThemeDark() });
      if (res.data.joinUrl) {
        window.open(res.data.joinUrl, '_blank');
      }
@@ -157,7 +158,8 @@ export default function RoomDetail() {
    setWaitingToJoin(false);
    setActionLoading('join');
    try {
-      const data = room.access_code ? { access_code: prompt(t('room.enterAccessCode')) } : {};
+      const data = { dark_mode: isCurrentThemeDark() };
      if (room.access_code) data.access_code = prompt(t('room.enterAccessCode'));
      const res = await api.post(`/rooms/${uid}/join`, data);
      if (res.data.joinUrl) {
        window.open(res.data.joinUrl, '_blank');
@@ -173,6 +173,18 @@ export function getThemeById(id) {
  return themes.find(t => t.id === id) || themes[1]; // default to dark
 }
 // Whether the currently applied theme is a dark one. Reads the resolved theme
 // from the <html data-theme> attribute (set by ThemeContext) with a localStorage
 // fallback, so it works without React context — handy for one-off API payloads
 // such as the BBB join call that forwards dark mode to the meeting.
 export function isCurrentThemeDark() {
  const id = (typeof document !== 'undefined'
    && document.documentElement.getAttribute('data-theme'))
    || (typeof localStorage !== 'undefined' && localStorage.getItem('theme'))
    || 'dark';
  return getThemeById(id).type === 'dark';
 }
 export function getThemeGroups() {
  const groups = {};
  themes.forEach(theme => {