diff --git a/client/index.html b/client/index.html
index cdca90b..51cb729 100644
--- a/client/index.html
+++ b/client/index.html
@@ -11,7 +11,7 @@
   <link rel="manifest" href="/manifest.json" />
   <link rel="preconnect" href="https://fonts.googleapis.com" />
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
-  <link href="https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@500;800&family=Nunito:wght@600;800;900&family=Fredoka:wght@500;600;700&display=swap" rel="stylesheet" />
+  <link href="https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@500;800&family=Nunito:wght@600;800;900&family=Fredoka:wght@500;600;700&family=Shippori+Mincho:wght@600;700;800&display=swap" rel="stylesheet" />
   <title>Luncher</title>
   <script>
     (function() {
@@ -28,7 +28,8 @@
         }
         document.documentElement.setAttribute('data-bs-theme', theme);
         var style = localStorage.getItem('style_theme');
-        document.documentElement.setAttribute('data-luncher-theme', style === 'umamusume' ? 'umamusume' : 'simple');
+        var styles = ['umamusume', 'mlp', 'hellgirl'];
+        document.documentElement.setAttribute('data-luncher-theme', styles.indexOf(style) >= 0 ? style : 'simple');
       } catch (e) {
         // Fallback pokud localStorage není dostupný
         document.documentElement.setAttribute('data-bs-theme', 'light');
diff --git a/client/src/App.tsx b/client/src/App.tsx
index 5e5dfba..9c53486 100644
--- a/client/src/App.tsx
+++ b/client/src/App.tsx
@@ -12,6 +12,7 @@ import 'react-select-search/style.css';
 import './App.scss';
 import './themes/umamusume.scss';
 import './themes/mlp.scss';
+import './themes/hellgirl.scss';
 import { faCircleCheck, faNoteSticky, faTrashCan, faComment } from '@fortawesome/free-regular-svg-icons';
 import { useSettings } from './context/settings';
 import Footer from './components/Footer';
diff --git a/client/src/components/EaterBadge.scss b/client/src/components/EaterBadge.scss
index 6dc806a..d977516 100644
--- a/client/src/components/EaterBadge.scss
+++ b/client/src/components/EaterBadge.scss
@@ -29,6 +29,17 @@
   box-shadow: 0 0 0 2px #8e4fd1;
 }
 
+// Styl Hell Girl: emoji v černém odznaku s rudým lemem (rudá nit)
+.eater-badge-hellgirl {
+  display: inline-grid;
+  place-items: center;
+  font-size: 16px;
+  line-height: 1;
+  border-color: #1c1012;
+  background: radial-gradient(circle at 50% 60%, #3a0d16, #12070a);
+  box-shadow: 0 0 0 2px #c8102e, 0 0 6px rgb(200 16 46 / 0.5);
+}
+
 // Odznak a jméno drží na jednom řádku (úzký sloupec „Člen" na stránce objednávek)
 .user-info:has(.eater-badge) {
   display: inline-flex;
diff --git a/client/src/components/EaterBadge.tsx b/client/src/components/EaterBadge.tsx
index 2eae99a..291750f 100644
--- a/client/src/components/EaterBadge.tsx
+++ b/client/src/components/EaterBadge.tsx
@@ -19,12 +19,18 @@ const MLP_LEVELS = [
     { minItems: 2, emoji: '🍎', title: 'Úroveň Applejack — poctivý apetit' },
 ];
 
+/** Úrovně ve stylu Hell Girl — emoji v černém odznaku s rudým lemem. Seřazeno od nejvyšší úrovně. */
+const HG_LEVELS = [
+    { minItems: 3, emoji: '🔥', title: 'Úroveň Wanyūdō — hlad jako pekelný oheň' },
+    { minItems: 2, emoji: '🥀', title: 'Úroveň Ai Enma — tichý, ale nenasytný apetit' },
+];
+
 type Props = {
     /** Počet jídel/položek, které si strávník vybral či objednal */
     items: number,
 };
 
-/** Odznak s postavou u strávníků s více jídly — jen ve stylech Umamusume a My Little Pony. */
+/** Odznak s postavou u strávníků s více jídly — jen ve stylech Umamusume, My Little Pony a Hell Girl. */
 export default function EaterBadge({ items }: Readonly<Props>) {
     const styleTheme = useSettings()?.styleTheme;
     const isUma = styleTheme === 'umamusume';
@@ -34,12 +40,12 @@ export default function EaterBadge({ items }: Readonly<Props>) {
         if (isUma) loadUmaCharacters().then(setCharacters);
     }, [isUma]);
 
-    if (styleTheme === 'mlp') {
-        const mlpLevel = MLP_LEVELS.find(l => items >= l.minItems);
-        if (!mlpLevel) return null;
+    if (styleTheme === 'mlp' || styleTheme === 'hellgirl') {
+        const emojiLevel = (styleTheme === 'mlp' ? MLP_LEVELS : HG_LEVELS).find(l => items >= l.minItems);
+        if (!emojiLevel) return null;
         return (
-            <OverlayTrigger placement="top" overlay={<Tooltip>{mlpLevel.title} ({items} jídla)</Tooltip>}>
-                <span className="eater-badge eater-badge-mlp" role="img" aria-label={mlpLevel.title}>{mlpLevel.emoji}</span>
+            <OverlayTrigger placement="top" overlay={<Tooltip>{emojiLevel.title} ({items} jídla)</Tooltip>}>
+                <span className={`eater-badge eater-badge-${styleTheme}`} role="img" aria-label={emojiLevel.title}>{emojiLevel.emoji}</span>
             </OverlayTrigger>
         );
     }
diff --git a/client/src/components/WheelConfetti.scss b/client/src/components/WheelConfetti.scss
index 1427f80..ea71ad1 100644
--- a/client/src/components/WheelConfetti.scss
+++ b/client/src/components/WheelConfetti.scss
@@ -260,3 +260,69 @@
     border-right: 10px solid var(--mlp-speaker, #8e4fd1);
   }
 }
+
+// ============================================
+// Konfety ve stylu Hell Girl
+// ============================================
+.confetti-hg {
+  filter: drop-shadow(0 0 6px rgb(200 16 46 / 0.55)) drop-shadow(0 3px 3px rgb(0 0 0 / 0.3));
+}
+
+.confetti-hg-badge {
+  padding: 4px 14px;
+  border: 1px solid #c8102e;
+  outline: 1px solid rgb(200 16 46 / 0.4);
+  outline-offset: 2px;
+  color: #fff4ee;
+  font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
+  font-weight: 800;
+  font-size: 1.1rem;
+  letter-spacing: 1px;
+  white-space: nowrap;
+  text-shadow: 0 0 8px rgb(232 52 79 / 0.7);
+}
+
+// Nápis „poslání do pekla" — černá deska s rudým lemem, vynoří se z mlhy
+.confetti-hg-banner {
+  position: absolute;
+  top: 38%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  padding: 14px 48px;
+  font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
+  font-weight: 800;
+  font-size: clamp(2rem, 7vw, 4rem);
+  letter-spacing: 0.3em;
+  white-space: nowrap;
+  color: #fff4ee;
+  background: linear-gradient(90deg, transparent, #12070a 15%, #12070a 85%, transparent);
+  border-top: 2px solid #c8102e;
+  border-bottom: 2px solid #c8102e;
+  text-shadow: 0 0 18px rgb(232 52 79 / 0.9), 0 0 4px #c8102e;
+  animation: hg-banner 2.6s ease both;
+}
+
+@keyframes hg-banner {
+  0% { transform: translate(-50%, -50%) scale(1.15); opacity: 0; filter: blur(12px); }
+  25% { transform: translate(-50%, -50%) scale(1); opacity: 1; filter: blur(0); }
+  75% { transform: translate(-50%, -50%) scale(1); opacity: 1; filter: blur(0); }
+  100% { transform: translate(-50%, -50%) scale(0.96); opacity: 0; filter: blur(8px); }
+}
+
+// Postava s hláškou — tmavý odznak s rudou září a bublina jako svitek
+.confetti-hellgirl-voice {
+  .confetti-mlp-avatar {
+    border-color: #12070a;
+    background: radial-gradient(circle at 50% 60%, #3a0d16, #12070a);
+    box-shadow: 0 0 0 3px var(--mlp-speaker, #c8102e), 0 0 18px rgb(200 16 46 / 0.6);
+  }
+
+  .confetti-mlp-bubble {
+    background: #170c0f;
+    color: #f3e6e2;
+    border: 1px solid var(--mlp-speaker, #c8102e);
+    border-radius: 3px;
+    box-shadow: 0 0 16px rgb(0 0 0 / 0.6), 0 0 10px rgb(200 16 46 / 0.3);
+    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
+  }
+}
diff --git a/client/src/components/WheelConfetti.tsx b/client/src/components/WheelConfetti.tsx
index 1b9b5d1..dc6ecf9 100644
--- a/client/src/components/WheelConfetti.tsx
+++ b/client/src/components/WheelConfetti.tsx
@@ -35,6 +35,19 @@ const MLP_SPEAKERS = [
     { name: 'Rarity', emoji: '💎', color: '#5b4fc9', quote: 'Naprosto božská volba, drahoušku!' },
     { name: 'Spike', emoji: '🐉', color: '#62bc4d', quote: 'Zapsáno do svitku a odesláno princezně!' },
 ];
+const HG_EMOJI = ['🥀', '🏮', '⛩️', '🔥', '🕯️', '🌑', '🦋', '👁️', '🕸️', '🌸'];
+// Hlášky z Jigoku Shōjo (Pekelná korespondence, „Ippen, shinde miru?", poslání do pekla...)
+const HG_BADGES = ['いっぺん、死んでみる？', '地獄通信', '地獄流し', 'Ippen… shinde miru?', 'Pomsta vykonána', '0:00', 'Uvaž to dobře…', 'Smlouva uzavřena'];
+const HG_BADGE_COLORS = ['#12070a', '#7a0c1f', '#2e0d24'];
+/** Ai Enma a její služebníci s „hláškou" po finálním výsledku — místo obrázků emoji. */
+const HG_SPEAKERS = [
+    { name: 'Ai Enma', emoji: '🥀', color: '#c8102e', quote: 'Smlouva je uzavřena. Tenhle oběd tě bude provázet až na věčnost.' },
+    { name: 'Ichimoku Ren', emoji: '👁️', color: '#6b5a8a', quote: 'Prohlédl jsem svým okem všechny podniky. Tenhle jediný obstál.' },
+    { name: 'Hone Onna', emoji: '💀', color: '#b8862b', quote: 'Dobré až na kost, zlato. Mně z toho stejně nic nezůstane.' },
+    { name: 'Wanyūdō', emoji: '🔥', color: '#d9582b', quote: 'Já jsem kolo. Kolo rozhodlo. Víc k tomu nemám.' },
+    { name: 'Kikuri', emoji: '🎀', color: '#d4407a', quote: 'Hihi! Tohle bych do pekla poslala jako první!' },
+    { name: 'Babička', emoji: '🕸️', color: '#8c7672', quote: 'Ai, oběd je na stole… jako každý den už čtyři sta let.' },
+];
 const DURATION_MS = 6400;
 
 const rand = (min: number, max: number) => min + Math.random() * (max - min);
@@ -121,7 +134,10 @@ function buildPieces(theme: WheelTheme, big: boolean, images: UmaImage[]): Piece
         }));
     }
     const count = big ? 50 : 24;
-    if (theme === 'mlp') {
+    if (theme === 'mlp' || theme === 'hellgirl') {
+        const [prefix, badges, colors, emoji] = theme === 'mlp'
+            ? ['confetti-mlp', MLP_BADGES, MLP_BADGE_COLORS, MLP_EMOJI]
+            : ['confetti-hg', HG_BADGES, HG_BADGE_COLORS, HG_EMOJI];
         return Array.from({ length: count }, (_, id) => {
             const base: React.CSSProperties = {
                 ...launchStyle(pick(LAUNCHES)),
@@ -129,10 +145,10 @@ function buildPieces(theme: WheelTheme, big: boolean, images: UmaImage[]): Piece
                 ['--r2' as any]: `${rand(-40, 40)}deg`,
             };
             if (Math.random() < 0.35) {
-                return { id, className: 'confetti-mlp confetti-mlp-badge', content: pick(MLP_BADGES),
-                    style: { ...base, background: pick(MLP_BADGE_COLORS) } };
+                return { id, className: `${prefix} ${prefix}-badge`, content: pick(badges),
+                    style: { ...base, background: pick(colors) } };
             }
-            return { id, className: 'confetti-mlp confetti-uma-emoji', style: { ...base, fontSize: `${rand(28, 52)}px` }, content: pick(MLP_EMOJI) };
+            return { id, className: `${prefix} confetti-uma-emoji`, style: { ...base, fontSize: `${rand(28, 52)}px` }, content: pick(emoji) };
         });
     }
     return Array.from({ length: count }, (_, id) => {
@@ -185,9 +201,9 @@ export default function WheelConfetti({ theme, burstKey, big = false }: Readonly
         // eslint-disable-next-line react-hooks/exhaustive-deps
     }, [burstKey]);
 
-    // MLP: hlášku pronese náhodná postava z Mane 6
-    const mlpSpeaker = useMemo(
-        () => theme === 'mlp' && big ? pick(MLP_SPEAKERS) : undefined,
+    // MLP: hlášku pronese náhodná postava z Mane 6, Hell Girl: Ai Enma či některý z jejích služebníků
+    const emojiSpeaker = useMemo(
+        () => big ? (theme === 'mlp' ? pick(MLP_SPEAKERS) : theme === 'hellgirl' ? pick(HG_SPEAKERS) : undefined) : undefined,
         // eslint-disable-next-line react-hooks/exhaustive-deps
         [burstKey],
     );
@@ -198,6 +214,7 @@ export default function WheelConfetti({ theme, burstKey, big = false }: Readonly
         <div className={`wheel-confetti wheel-confetti-${theme}`} key={burstKey} aria-hidden>
             {theme === 'umamusume' && big && <div className="confetti-uma-banner">🏆 1着 🏆</div>}
             {theme === 'mlp' && big && <div className="confetti-mlp-banner">🌈 Sonic Rainboom! 🌈</div>}
+            {theme === 'hellgirl' && big && <div className="confetti-hg-banner">🏮 地獄流し 🏮</div>}
             {pieces.map(p => <span key={p.id} className={p.className} style={p.style}>{p.content}</span>)}
             {speaker && (
                 <div className="confetti-uma-voice">
@@ -208,12 +225,12 @@ export default function WheelConfetti({ theme, burstKey, big = false }: Readonly
                     </div>
                 </div>
             )}
-            {mlpSpeaker && (
-                <div className="confetti-uma-voice confetti-mlp-voice" style={{ ['--mlp-speaker' as any]: mlpSpeaker.color }}>
-                    <span className="confetti-mlp-avatar">{mlpSpeaker.emoji}</span>
+            {emojiSpeaker && (
+                <div className={`confetti-uma-voice confetti-${theme}-voice`} style={{ ['--mlp-speaker' as any]: emojiSpeaker.color }}>
+                    <span className="confetti-mlp-avatar">{emojiSpeaker.emoji}</span>
                     <div className="confetti-mlp-bubble">
-                        <p>„{mlpSpeaker.quote}"</p>
-                        <small>— {mlpSpeaker.name}</small>
+                        <p>„{emojiSpeaker.quote}"</p>
+                        <small>— {emojiSpeaker.name}</small>
                     </div>
                 </div>
             )}
diff --git a/client/src/components/modals/SpinWheelModal.scss b/client/src/components/modals/SpinWheelModal.scss
index 3c9a906..d203cea 100644
--- a/client/src/components/modals/SpinWheelModal.scss
+++ b/client/src/components/modals/SpinWheelModal.scss
@@ -774,6 +774,245 @@
   }
 }
 
+// ============================================
+// STYL HELL GIRL kola štěstí (dle stylu zvoleného v nastavení).
+// Výseče v barvách soumraku a pekla, rudá nit jako lem,
+// černá tuš, papír washi a ostrá tlačítka s písmem mincho.
+// ============================================
+.spin-wheel-modal.spin-theme-hellgirl {
+  --hg-font: 'Shippori Mincho', 'Noto Serif JP', 'Georgia', serif;
+  --hg-crimson: #a3122a;
+  --hg-crimson-deep: #7a0c1f;
+  --hg-crimson-shadow: #4a0612;
+  --hg-panel: #fffbf5;
+  --hg-border: #dccbbb;
+  --hg-text: #1c1012;
+  --wheel-c0: #a3122a;
+  --wheel-c1: #1f1416;
+  --wheel-c2: #c8452a;
+  --wheel-c3: #4b1a4f;
+  --wheel-c4: #6e0b1a;
+  --wheel-c5: #9a6b1f;
+  --wheel-rim: #c8102e;
+  --wheel-hub: #12070a;
+
+  font-family: var(--hg-font);
+
+  .modal-content {
+    border: 1px solid var(--hg-crimson);
+    border-radius: 6px;
+    overflow: hidden;
+    background: linear-gradient(180deg, #f3d9cc, #f4ece0 220px);
+    color: var(--hg-text);
+  }
+
+  .modal-header {
+    background:
+      linear-gradient(90deg, transparent, #c8102e 12%, #e8344f 50%, #c8102e 88%, transparent) bottom / 100% 2px no-repeat,
+      linear-gradient(90deg, #1e0a1c, #4a0f2a 35%, #8e0f24 70%, #c8452a);
+    border-bottom: none;
+
+    h2 {
+      color: #fff4ee;
+      font-family: var(--hg-font);
+      font-weight: 800;
+      letter-spacing: 0.5px;
+      text-shadow: 0 0 10px rgb(232 52 79 / 0.5);
+    }
+
+    .btn-close {
+      filter: invert(1) grayscale(1) brightness(2);
+      opacity: 0.9;
+    }
+  }
+
+  .modal-footer {
+    border-top: 1px solid var(--hg-border);
+  }
+
+  .spin-steps span {
+    font-family: var(--hg-font);
+    background: #eadfd2;
+    color: #8c7672;
+    border-radius: 2px;
+    padding: 4px 16px;
+
+    &.active {
+      background: linear-gradient(90deg, #1c0a10, var(--hg-crimson-deep));
+      color: #fff4ee;
+    }
+
+    &.done {
+      background: var(--hg-crimson);
+      color: #fff4ee;
+    }
+  }
+
+  .btn {
+    font-family: var(--hg-font);
+    font-weight: 700;
+    border-radius: 2px;
+    transition: transform 0.12s ease, box-shadow 0.2s ease, background 0.2s ease;
+
+    &:active:not(:disabled) {
+      transform: translateY(1px);
+    }
+  }
+
+  .btn-primary {
+    background: linear-gradient(180deg, #c01733, var(--hg-crimson-deep));
+    border: 1px solid var(--hg-crimson-shadow);
+    color: #fff4ee;
+    box-shadow: inset 0 0 0 2px rgb(255 255 255 / 0.12);
+
+    &:disabled {
+      background: #b9a3a0;
+      border-color: #9c8582;
+      box-shadow: none;
+    }
+  }
+
+  // Tlačítko roztočení — černá deska s rudou září
+  .spin-button {
+    background: linear-gradient(180deg, #2a1216, #12070a);
+    border: 1px solid #c8102e;
+    box-shadow: 0 0 0 3px rgb(200 16 46 / 0.25), 0 0 18px rgb(200 16 46 / 0.45);
+    letter-spacing: 1px;
+    font-size: 1.15rem;
+    padding: 12px 36px;
+
+    &:hover:not(:disabled) {
+      background: linear-gradient(180deg, #3a1219, #1c0a10);
+      box-shadow: 0 0 0 3px rgb(200 16 46 / 0.4), 0 0 24px rgb(200 16 46 / 0.65);
+    }
+  }
+
+  .btn-outline-primary {
+    background: transparent;
+    border: 1px solid var(--hg-crimson);
+    color: var(--hg-crimson);
+
+    &:hover {
+      background: var(--hg-crimson);
+      color: #fff4ee;
+    }
+  }
+
+  .btn-secondary {
+    background: var(--hg-panel);
+    border: 1px solid var(--hg-border);
+    color: var(--hg-text);
+  }
+
+  .spin-source {
+    background: #eadfd2;
+
+    > .btn-primary {
+      background: linear-gradient(180deg, #c01733, var(--hg-crimson-deep));
+    }
+
+    > .btn-outline-primary {
+      background: transparent;
+      color: var(--hg-crimson-deep);
+
+      &:hover {
+        background: var(--hg-panel);
+      }
+    }
+  }
+
+  .spin-result {
+    font-weight: 700;
+
+    strong {
+      color: var(--hg-crimson);
+    }
+  }
+
+  .spin-options {
+    background: var(--hg-panel);
+    border: 1px solid var(--hg-border);
+    border-top: 3px solid var(--hg-crimson);
+    border-radius: 3px;
+
+    li:hover {
+      background: #f8e6e2;
+    }
+  }
+
+  .spin-options-header {
+    border-bottom: 1px solid var(--hg-border);
+    color: var(--hg-crimson-deep);
+  }
+
+  .spin-empty {
+    border-color: var(--hg-border);
+  }
+
+  .spin-wheel-pointer {
+    border-top-color: #c8102e;
+    filter: drop-shadow(0 0 4px rgb(200 16 46 / 0.7));
+  }
+
+  .spin-wheel-rim {
+    filter: drop-shadow(0 0 6px rgb(200 16 46 / 0.6));
+  }
+
+  .spin-seg {
+    stroke: #12070a;
+    stroke-width: 2;
+  }
+
+  .spin-seg-label {
+    font-family: var(--hg-font);
+    font-weight: 700;
+  }
+}
+
+// Tmavý režim — půlnoc Pekelné korespondence
+[data-bs-theme="dark"] .spin-wheel-modal.spin-theme-hellgirl {
+  --hg-crimson: #e0334f;
+  --hg-crimson-deep: #b81c38;
+  --hg-panel: #170c0f;
+  --hg-border: #3d1c22;
+  --hg-text: #f3e6e2;
+  --wheel-c1: #2e1a1e;
+
+  .modal-content {
+    background:
+      radial-gradient(ellipse 120% 45% at 50% 115%, rgb(140 12 36 / 0.35), transparent 70%),
+      linear-gradient(180deg, #1c0a12, #0c0608 260px);
+  }
+
+  .spin-steps span:not(.active):not(.done) {
+    background: #221216;
+    color: #8a6c6a;
+  }
+
+  .btn-outline-primary, .btn-secondary {
+    background: #170c0f;
+    color: #f3e6e2;
+  }
+
+  .spin-source {
+    background: #221216;
+
+    > .btn-outline-primary {
+      background: transparent;
+      color: #c9aeaa;
+
+      &:hover {
+        background: #170c0f;
+        color: #fff;
+      }
+    }
+  }
+
+  .spin-options li:hover {
+    background: #2a1218;
+  }
+}
+
 // Ikona kola se při najetí pootočí
 .spin-wheel-icon {
   transition: transform 0.4s ease !important;
diff --git a/client/src/context/settings.tsx b/client/src/context/settings.tsx
index 3d3ec1b..753999a 100644
--- a/client/src/context/settings.tsx
+++ b/client/src/context/settings.tsx
@@ -11,12 +11,13 @@ const STYLE_THEME_KEY = 'style_theme';
 export type ThemePreference = 'system' | 'light' | 'dark';
 
 /** Vizuální styl aplikace (nezávislý na světlém/tmavém režimu). */
-export type StyleTheme = 'simple' | 'umamusume' | 'mlp';
+export type StyleTheme = 'simple' | 'umamusume' | 'mlp' | 'hellgirl';
 
 export const STYLE_THEMES: { value: StyleTheme, label: string }[] = [
   { value: 'simple', label: 'Jednoduchý' },
   { value: 'umamusume', label: 'Umamusume' },
   { value: 'mlp', label: 'My Little Pony' },
+  { value: 'hellgirl', label: 'Hell Girl' },
 ];
 
 export type SettingsContextProps = {
@@ -216,7 +217,7 @@ function useProvideSettings(): SettingsContextProps {
   }, [styleTheme]);
 
   // Aplikuje accent barvy při změně hue nebo přepnutí světlý/tmavý.
-  // Tematické styly (Umamusume, My Little Pony) mají vlastní pevnou paletu, accent barvu proto uplatňuje jen jednoduchý styl.
+  // Tematické styly (Umamusume, My Little Pony, Hell Girl) mají vlastní pevnou paletu, accent barvu proto uplatňuje jen jednoduchý styl.
   useEffect(() => {
     localStorage.setItem(ACCENT_HUE_KEY, String(accentHue));
     if (styleTheme === 'simple') {
diff --git a/client/src/themes/hellgirl.scss b/client/src/themes/hellgirl.scss
new file mode 100644
index 0000000..66a7752
--- /dev/null
+++ b/client/src/themes/hellgirl.scss
@@ -0,0 +1,425 @@
+// ============================================
+// STYL "HELL GIRL" (volitelný, výchozí je jednoduchý styl)
+// Inspirováno anime Jigoku Shōjo (地獄少女).
+// Věčný soumrak Ai Enmy (purpurovo-rudé nebe), papír washi, karmínová rudá
+// nit ze slaměné panenky, květy lilie pavoukovité (higanbana) a ostré,
+// tradičně japonské tvary s písmem mincho.
+// Tmavý režim = půlnoc, kdy se otevírá Pekelná korespondence (地獄通信).
+// Aktivní, pokud má <html> atribut data-luncher-theme="hellgirl".
+// ============================================
+
+$hg: 'html[data-luncher-theme="hellgirl"]';
+
+// Nebe věčného soumraku (fialová → karmínová → oranžová)
+$hg-twilight: linear-gradient(90deg, #1e0a1c, #4a0f2a 35%, #8e0f24 70%, #c8452a);
+// Rudá nit — tenká linka s jemnou září
+$hg-thread: linear-gradient(90deg, transparent, #c8102e 12%, #e8344f 50%, #c8102e 88%, transparent);
+
+#{$hg} {
+  --hg-font: 'Shippori Mincho', 'Noto Serif JP', 'Georgia', serif;
+  --hg-crimson: #a3122a;          // kimono Ai / rudá nit
+  --hg-crimson-deep: #7a0c1f;
+  --hg-crimson-shadow: #4a0612;
+  --hg-higanbana: #d4203c;        // lilie pavoukovitá
+  --hg-dusk: #c8452a;             // oranžové světlo soumraku
+  --hg-ink: #1c1012;              // černé vlasy / tuš
+  --hg-washi: #f4ece0;            // papír washi
+  --hg-card-border: #dccbbb;
+  --hg-petal: rgb(163 18 42 / 0.10);
+  --hg-petal-2: rgb(200 69 42 / 0.08);
+
+  --luncher-primary: var(--hg-crimson);
+  --luncher-primary-hover: var(--hg-crimson-deep);
+  --luncher-primary-light: #f7e3e2;
+  --luncher-bg: var(--hg-washi);
+  --luncher-bg-card: #fffbf5;
+  --luncher-bg-hover: #f8ebe6;
+  --luncher-text: var(--hg-ink);
+  --luncher-text-secondary: #4f3a3c;
+  --luncher-text-muted: #8c7672;
+  --luncher-border: var(--hg-card-border);
+  --luncher-border-light: #eadfd2;
+  --luncher-navbar-bg: var(--hg-crimson-deep);
+  --luncher-navbar-text: #fff4ee;
+  --luncher-action-icon: var(--hg-crimson);
+  --luncher-buyer-icon: var(--hg-dusk);
+  --luncher-success: #3d7a4a;
+  --luncher-warning: #c07a1a;
+  --luncher-danger: #c8102e;
+  // Ostré, tradiční tvary — téměř bez zaoblení
+  --luncher-radius-sm: 2px;
+  --luncher-radius: 3px;
+  --luncher-radius-lg: 4px;
+  --luncher-radius-xl: 6px;
+  --luncher-shadow: 0 3px 12px -4px rgb(74 6 18 / 0.25);
+  --luncher-shadow-lg: 0 10px 26px -8px rgb(74 6 18 / 0.38);
+
+  &[data-bs-theme="dark"] {
+    // Půlnoc — Pekelná korespondence je otevřena
+    --hg-crimson: #e0334f;
+    --hg-crimson-deep: #b81c38;
+    --hg-crimson-shadow: #3a0510;
+    --hg-higanbana: #ff4d63;
+    --hg-dusk: #ff7a4a;
+    --hg-card-border: #3d1c22;
+    --hg-petal: rgb(224 51 79 / 0.22);
+    --hg-petal-2: rgb(255 122 74 / 0.12);
+
+    --luncher-primary: #ec4a63;
+    --luncher-primary-hover: #ff6b80;
+    --luncher-primary-light: #2e1015;
+    --luncher-bg: #0c0608;
+    --luncher-bg-card: #170c0f;
+    --luncher-bg-hover: #221216;
+    --luncher-text: #f3e6e2;
+    --luncher-text-secondary: #c9aeaa;
+    --luncher-text-muted: #8a6c6a;
+    --luncher-border: #3d1c22;
+    --luncher-border-light: #2a1418;
+    --luncher-navbar-bg: #12070a;
+    --luncher-action-icon: #ec4a63;
+    --luncher-buyer-icon: #ff9a6b;
+    --luncher-success: #6fbf7e;
+    --luncher-warning: #f0b45a;
+    --luncher-danger: #ff4d63;
+    --luncher-shadow: 0 4px 16px -4px rgb(0 0 0 / 0.7);
+    --luncher-shadow-lg: 0 12px 30px -8px rgb(0 0 0 / 0.8), 0 0 18px -6px rgb(224 51 79 / 0.25);
+  }
+
+  body {
+    font-family: var(--hg-font);
+    background-color: var(--luncher-bg);
+    // Rozfoukané okvětní lístky higanbany nad papírem, nahoře záře soumraku
+    background-image:
+      radial-gradient(ellipse 3px 1.5px at 20% 30%, var(--hg-petal) 0 100%, transparent 101%),
+      radial-gradient(ellipse 2px 4px at 70% 75%, var(--hg-petal-2) 0 100%, transparent 101%),
+      radial-gradient(ellipse 2.5px 1.2px at 85% 15%, var(--hg-petal) 0 100%, transparent 101%),
+      linear-gradient(180deg, #f3d9cc 0, var(--luncher-bg) 380px);
+    background-size: 150px 150px, 210px 210px, 260px 260px, 100% 100%;
+    background-attachment: fixed;
+  }
+
+  &[data-bs-theme="dark"] body {
+    // Půlnoční tma s rudou září pekelného ohně odspodu
+    background-image:
+      radial-gradient(ellipse 3px 1.5px at 20% 30%, var(--hg-petal) 0 100%, transparent 101%),
+      radial-gradient(ellipse 2px 4px at 70% 75%, var(--hg-petal-2) 0 100%, transparent 101%),
+      radial-gradient(ellipse 2.5px 1.2px at 85% 15%, var(--hg-petal) 0 100%, transparent 101%),
+      radial-gradient(ellipse 120% 45% at 50% 115%, rgb(140 12 36 / 0.35), transparent 70%),
+      linear-gradient(180deg, #1c0a12 0, var(--luncher-bg) 420px);
+    background-size: 150px 150px, 210px 210px, 260px 260px, 100% 100%, 100% 100%;
+  }
+
+  .app-container {
+    background: transparent;
+  }
+
+  h1, h2, h3, h4, .navbar-brand, .btn {
+    font-family: var(--hg-font);
+  }
+
+  // ---------- Navbar: nebe soumraku s rudou nití dole ----------
+  .navbar {
+    background:
+      #{$hg-thread} bottom / 100% 2px no-repeat,
+      #{$hg-twilight} !important;
+    padding-bottom: calc(var(--bs-navbar-padding-y, 0.5rem) + 2px);
+    box-shadow: 0 3px 14px -2px rgb(74 6 18 / 0.5);
+
+    .navbar-brand {
+      font-weight: 800;
+      letter-spacing: 1.5px;
+      text-shadow: 0 0 12px rgb(232 52 79 / 0.6);
+
+      // Pekelná korespondence — otevírá se jen o půlnoci
+      &::after {
+        content: '地獄通信';
+        display: inline-block;
+        margin-left: 8px;
+        font-size: 0.55em;
+        font-weight: 600;
+        letter-spacing: 2px;
+        vertical-align: middle;
+        color: #ffb3a8;
+        opacity: 0.85;
+        animation: hg-flicker 5s ease-in-out infinite;
+      }
+    }
+
+    .dropdown-menu {
+      border: 1px solid var(--hg-crimson);
+      border-radius: var(--luncher-radius);
+    }
+  }
+
+  &[data-bs-theme="dark"] .navbar {
+    background:
+      #{$hg-thread} bottom / 100% 2px no-repeat,
+      linear-gradient(90deg, #0a0406, #1f0810 55%, #3d0a18) !important;
+  }
+
+  // ---------- Titulek dne: černá lakovaná deska s rudým lemem ----------
+  .day-navigator .title {
+    position: relative;
+    display: inline-block;
+    padding: 6px 28px 8px;
+    font-weight: 800;
+    font-size: 1.7rem;
+    letter-spacing: 1px;
+    color: #fff4ee !important;
+    background: linear-gradient(180deg, #2a1216, #12070a);
+    border: 1px solid var(--hg-crimson);
+    outline: 1px solid rgb(163 18 42 / 0.35);
+    outline-offset: 3px;
+    border-radius: var(--luncher-radius-sm);
+    text-shadow: 0 0 10px rgb(232 52 79 / 0.55);
+    box-shadow: var(--luncher-shadow);
+
+    // Květy higanbany po stranách
+    &::before, &::after {
+      content: '✿';
+      font-size: 0.6em;
+      margin: 0 10px;
+      vertical-align: middle;
+      color: var(--hg-higanbana);
+      text-shadow: 0 0 6px rgb(212 32 60 / 0.7);
+    }
+
+    &.text-muted {
+      background: linear-gradient(180deg, #6b5a5a, #4a3d3e);
+      border-color: #8c7672;
+      outline-color: rgb(140 118 114 / 0.35);
+      text-shadow: none;
+
+      &::before, &::after {
+        color: #b3a19d;
+        text-shadow: none;
+      }
+    }
+  }
+
+  // ---------- Karty podniků ----------
+  .restaurant-card {
+    border: 1px solid var(--hg-card-border);
+    border-top: 3px solid var(--hg-crimson);
+    border-radius: var(--luncher-radius-lg);
+
+    &:hover {
+      transform: translateY(-2px);
+      border-color: var(--hg-crimson);
+      box-shadow: var(--luncher-shadow-lg), 0 0 0 1px rgb(200 16 46 / 0.25);
+    }
+
+    .restaurant-header {
+      position: relative;
+      background:
+        #{$hg-thread} bottom / 100% 2px no-repeat,
+        linear-gradient(90deg, #1c0a10, var(--hg-crimson-deep));
+
+      &:hover {
+        background:
+          #{$hg-thread} bottom / 100% 2px no-repeat,
+          #{$hg-twilight};
+      }
+
+      h3 {
+        font-weight: 800;
+        letter-spacing: 0.5px;
+        text-shadow: 0 1px 0 rgb(0 0 0 / 0.4);
+      }
+
+      small {
+        color: rgb(255 244 238 / 0.85);
+      }
+    }
+  }
+
+  .food-table tbody tr:hover > td {
+    background: #f8e6e2;
+  }
+
+  &[data-bs-theme="dark"] .food-table tbody tr:hover > td {
+    background: #2a1218;
+  }
+
+  .food-price {
+    color: var(--hg-crimson);
+    font-weight: 700;
+  }
+
+  // ---------- Panely a tabulka voleb ----------
+  .choice-section,
+  .choices-table,
+  .pizza-section,
+  .no-votes {
+    border: 1px solid var(--hg-card-border);
+    border-radius: var(--luncher-radius-lg);
+    box-shadow: var(--luncher-shadow);
+  }
+
+  // Sloupec s podnikem: černá tuš s rudou nití na okraji
+  .choices-table > tbody > tr > td:first-child {
+    background: linear-gradient(90deg, #1c1012, #2e1418);
+    color: #fff4ee;
+    font-weight: 700;
+    border-right: 2px solid var(--hg-crimson);
+  }
+
+  &[data-bs-theme="dark"] .choices-table > tbody > tr > td:first-child {
+    background: linear-gradient(90deg, #22090f, #170c0f);
+    color: var(--hg-higanbana);
+  }
+
+  // Bootstrap karty (skupinové objednávky apod.) a seznamy
+  .card {
+    border: 1px solid var(--hg-card-border);
+    border-radius: var(--luncher-radius-lg);
+    box-shadow: var(--luncher-shadow);
+    background: var(--luncher-bg-card);
+
+    > .card-header {
+      background: var(--luncher-primary-light);
+      border-bottom: 2px solid var(--hg-crimson);
+      font-weight: 700;
+    }
+
+    .table {
+      --bs-table-bg: transparent;
+      margin-bottom: 0;
+    }
+  }
+
+  .list-group {
+    border-radius: var(--luncher-radius);
+    border: 1px solid var(--hg-card-border);
+  }
+
+  .form-select, .form-control,
+  input[type="text"], input[type="email"], input[type="password"] {
+    border-radius: var(--luncher-radius-sm);
+
+    &:focus {
+      border-color: var(--hg-crimson);
+      box-shadow: 0 0 0 3px rgb(200 16 46 / 0.2);
+    }
+  }
+
+  // ---------- Tlačítka: ostré, karmínová s dvojitou linkou jako pás obi ----------
+  .btn {
+    border-radius: var(--luncher-radius-sm);
+    font-weight: 700;
+    letter-spacing: 0.4px;
+    transition: transform 0.12s ease, box-shadow 0.2s ease, background 0.2s ease;
+
+    &:active {
+      transform: translateY(1px) !important;
+    }
+  }
+
+  .btn-primary {
+    background: linear-gradient(180deg, #c01733, var(--hg-crimson-deep));
+    border: 1px solid var(--hg-crimson-shadow);
+    color: #fff4ee;
+    box-shadow: inset 0 0 0 2px rgb(255 255 255 / 0.12);
+
+    // Rudá záře pekelného ohně při najetí
+    &:hover {
+      background: linear-gradient(180deg, #d41d3b, #8e0f24);
+      box-shadow: inset 0 0 0 2px rgb(255 255 255 / 0.18), 0 0 14px rgb(212 32 60 / 0.5);
+    }
+
+    &:disabled {
+      background: #b9a3a0;
+      border-color: #9c8582;
+      box-shadow: none;
+    }
+  }
+
+  .btn-outline-primary {
+    background: transparent;
+    border: 1px solid var(--hg-crimson);
+    color: var(--luncher-primary);
+
+    &:hover {
+      background: var(--hg-crimson);
+      color: #fff4ee;
+    }
+  }
+
+  .btn-secondary {
+    background: var(--luncher-bg-card);
+    border: 1px solid var(--luncher-border);
+    color: var(--luncher-text);
+
+    &:hover {
+      border-color: var(--hg-crimson);
+      background: var(--luncher-bg-hover);
+      color: var(--luncher-text);
+    }
+  }
+
+  .btn-danger {
+    background: linear-gradient(180deg, #e0243f, #8e0f24);
+    border: 1px solid var(--hg-crimson-shadow);
+  }
+
+  .action-icon:hover {
+    background: var(--luncher-primary-light);
+    color: var(--hg-higanbana);
+  }
+
+  // ---------- Modaly ----------
+  .modal-content {
+    border: 1px solid var(--hg-crimson);
+    border-radius: var(--luncher-radius-xl);
+    overflow: hidden;
+  }
+
+  .modal-header {
+    background:
+      #{$hg-thread} bottom / 100% 2px no-repeat,
+      #{$hg-twilight};
+    border-bottom: none;
+
+    .modal-title, .modal-title h2 {
+      color: #fff4ee;
+      font-weight: 800;
+      letter-spacing: 0.5px;
+      text-shadow: 0 0 10px rgb(232 52 79 / 0.5);
+    }
+
+    .btn-close {
+      filter: invert(1) grayscale(1) brightness(2);
+    }
+  }
+
+  .footer {
+    border-top: none;
+    background-image: #{$hg-thread};
+    background-size: 100% 1px;
+    background-repeat: no-repeat;
+    background-position: top;
+  }
+}
+
+// Mihotání nápisu jako plamen svíčky
+@keyframes hg-flicker {
+  0%, 100% { opacity: 0.85; }
+  45% { opacity: 0.85; }
+  48% { opacity: 0.35; }
+  50% { opacity: 0.9; }
+  53% { opacity: 0.5; }
+  56% { opacity: 0.85; }
+}
+
+@media (max-width: 575.98px) {
+  #{$hg} .navbar .navbar-brand::after {
+    display: none;
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  #{$hg} .navbar .navbar-brand::after {
+    animation: none;
+  }
+}