feat: Murattal player enhancements & prayer schedule auto-scroll

- Murattal: Spotify-style 5-button controls [Shuffle, Prev, Play, Next, Playlist]
- Murattal: Animated 7-bar equalizer visualization in player circle
- Murattal: Unsplash API background with frosted glass player overlay
- Murattal: Transparent AppBar with backdrop blur
- Murattal: Surah playlist bottom sheet with full 114 Surah list
- Murattal: Auto-play disabled on screen open, enabled on navigation
- Murattal: Shuffle mode for random Surah playback
- Murattal: Photographer attribution per Unsplash guidelines
- Dashboard: Auto-scroll prayer schedule to next active prayer
- Fix: setState lifecycle errors on Reading & Murattal screens
- Setup: flutter_dotenv, cached_network_image, url_launcher deps

lib/data/services/equran_service.dart

@@ -0,0 +1,108 @@
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+
+/// Service for EQuran.id v2 API.
+/// Provides complete Quran data: Arabic, Indonesian translation,
+/// tafsir, and audio from 6 qari.
+class EQuranService {
+  static const String _baseUrl = 'https://equran.id/api/v2';
+  static final EQuranService instance = EQuranService._();
+  EQuranService._();
+
+  // In-memory cache
+  List<Map<String, dynamic>>? _surahListCache;
+
+  /// Get list of all 114 surahs.
+  Future<List<Map<String, dynamic>>> getAllSurahs() async {
+    if (_surahListCache != null) return _surahListCache!;
+    try {
+      final response = await http.get(Uri.parse('$_baseUrl/surat'));
+      if (response.statusCode == 200) {
+        final data = json.decode(response.body);
+        if (data['code'] == 200) {
+          _surahListCache =
+              List<Map<String, dynamic>>.from(data['data']);
+          return _surahListCache!;
+        }
+      }
+    } catch (e) {
+      // silent fallback
+    }
+    return [];
+  }
+
+  /// Get full surah with all ayat, audio, etc.
+  /// Returns the full surah data object.
+  Future<Map<String, dynamic>?> getSurah(int number) async {
+    try {
+      final response =
+          await http.get(Uri.parse('$_baseUrl/surat/$number'));
+      if (response.statusCode == 200) {
+        final data = json.decode(response.body);
+        if (data['code'] == 200) {
+          return Map<String, dynamic>.from(data['data']);
+        }
+      }
+    } catch (e) {
+      // silent fallback
+    }
+    return null;
+  }
+
+  /// Get tafsir for a surah.
+  Future<Map<String, dynamic>?> getTafsir(int number) async {
+    try {
+      final response =
+          await http.get(Uri.parse('$_baseUrl/tafsir/$number'));
+      if (response.statusCode == 200) {
+        final data = json.decode(response.body);
+        if (data['code'] == 200) {
+          return Map<String, dynamic>.from(data['data']);
+        }
+      }
+    } catch (e) {
+      // silent fallback
+    }
+    return null;
+  }
+
+  /// Get deterministic daily ayat from API
+  Future<Map<String, dynamic>?> getDailyAyat() async {
+    try {
+      final now = DateTime.now();
+      final dayOfYear = int.parse(now.difference(DateTime(now.year, 1, 1)).inDays.toString());
+      
+      // Pick surah 1-114
+      int surahId = (dayOfYear % 114) + 1;
+      
+      final surahData = await getSurah(surahId);
+      if (surahData != null && surahData['ayat'] != null) {
+        int totalAyat = surahData['jumlahAyat'] ?? 1;
+        int ayatIndex = dayOfYear % totalAyat;
+        
+        final targetAyat = surahData['ayat'][ayatIndex];
+        
+        return {
+          'surahName': surahData['namaLatin'],
+          'nomorSurah': surahId,
+          'nomorAyat': targetAyat['nomorAyat'],
+          'teksArab': targetAyat['teksArab'],
+          'teksIndonesia': targetAyat['teksIndonesia'],
+        };
+      }
+    } catch (e) {
+      // silent fallback
+    }
+    return null;
+  }
+
+  /// Available qari names mapped to audio key index.
+  static const Map<String, String> qariNames = {
+    '01': 'Abdullah Al-Juhany',
+    '02': 'Abdul Muhsin Al-Qasim',
+    '03': 'Abdurrahman As-Sudais',
+    '04': 'Ibrahim Al-Dossari',
+    '05': 'Misyari Rasyid Al-Afasi',
+    '06': 'Yasser Al-Dosari',
+  };
+}