:root {
    color-scheme: light dark;
    --app-bg: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.65), rgba(255,255,255,0.35));
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(15, 23, 42, 0.08);
    --text-primary: #0f172a;
    --text-secondary: rgba(15, 23, 42, 0.75);
    --accent: #0d6ea8;
    --accent-strong: #0a4f86;
    --success: #166534;
    --border-strong: rgba(15, 23, 42, 0.18);
    font-family: 'SF Pro Display', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    margin: 0;
    padding: clamp(0.25rem, 2vw, 1.5rem);
    display: flex;
    align-items: stretch;
    justify-content: center;
    background: #dfd5bc;
    color: var(--text-primary);
}

body.scanner-active {
    overflow: hidden;
}

.app-shell {
    width: 100%;
    max-width: 32rem;
    backdrop-filter: blur(28px);
    border-radius: 1.75rem;
    border: 1px solid var(--glass-border);
    background: var(--app-bg);
    box-shadow: 0 24px 45px rgba(15, 23, 42, 0.25);
    padding: 1.75rem;
}

.start-shell {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    border: none;
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
}

.scan-card,
.app-shell {
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
}

.scan-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: clamp(1rem, 4vw, 1.6rem);
    backdrop-filter: blur(24px);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.22);
    width: 100%;
    max-width: min(100%, 34rem);
    margin: 0 auto;
}

.scan-badge {
    align-self: flex-start;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    background: rgba(13, 110, 168, 0.18);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-strong);
}

.scan-title {
    font-size: 1.9rem;
    font-weight: 700;
    color: #0f172a;
}

.scan-subtitle {
    font-size: 1rem;
    color: rgba(15, 23, 42, 0.8);
    line-height: 1.5;
}

.scan-alert {
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    background: rgba(220, 38, 38, 0.12);
    color: #991b1b;
    border: 1px solid rgba(220, 38, 38, 0.32);
    font-weight: 600;
}

.scan-form {
    display: flex;
    flex-direction: column;
    gap: clamp(0.65rem, 3vw, 0.9rem);
}

.scan-input {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: clamp(0.5rem, 3vw, 0.75rem);
    padding: clamp(0.6rem, 3vw, 0.8rem) clamp(0.75rem, 4vw, 1rem);
    border-radius: 1.2rem;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--border-strong);
    backdrop-filter: blur(20px);
}

.scan-field {
    display: flex;
    align-items: center;
    gap: clamp(0.45rem, 3vw, 0.6rem);
    padding: clamp(0.5rem, 2.5vw, 0.65rem);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.95);
    width: min(100%, 17.5rem);
    margin: 0 auto;
}

.scan-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(15, 23, 42, 0.8);
}

.scan-input input {
    flex: 1 1 auto;
    border: none;
    background: transparent;
    font-size: clamp(1.1rem, 4.8vw, 1.35rem);
    font-weight: 600;
    color: rgba(15, 23, 42, 0.9);
}

.scan-input input:focus,
.scan-input input:focus-visible {
    outline: none;
    box-shadow: none;
}

.scan-input input::placeholder {
    color: rgba(15, 23, 42, 0.55);
}

.scan-input button {
    appearance: none;
    border: none;
    border-radius: 999px;
    padding: clamp(0.6rem, 3vw, 0.85rem) clamp(1rem, 6vw, 1.6rem);
    font-weight: 600;
    letter-spacing: 0.05em;
    background: linear-gradient(145deg, rgba(13, 110, 168, 0.28), rgba(10, 79, 134, 0.5));
    border: 1px solid rgba(10, 79, 134, 0.45);
    color: #06314f;
    cursor: pointer;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 18px 32px rgba(10, 79, 134, 0.24);
    width: min(100%, 17.5rem);
    margin: 0 auto;
}

.scan-keypad {
    display: none;
}

.keypad-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(0.55rem, 3vw, 0.75rem);
}

.keypad-key {
    appearance: none;
    border: none;
    border-radius: 0.9rem;
    padding: clamp(0.75rem, 3.5vw, 0.95rem) 0;
    font-size: clamp(1.15rem, 6vw, 1.35rem);
    font-weight: 600;
    letter-spacing: 0.08em;
    color: rgba(15, 23, 42, 0.85);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--border-strong);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.keypad-key[data-key="clear"] {
    background: rgba(220, 38, 38, 0.12);
    color: #991b1b;
    border-color: rgba(220, 38, 38, 0.32);
}

.keypad-key[data-key="back"] {
    background: rgba(13, 110, 168, 0.16);
    color: var(--accent-strong);
    border-color: rgba(13, 110, 168, 0.32);
}

.keypad-key:active {
    transform: translateY(2px);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.2);
    background: rgba(255, 255, 255, 0.85);
}

.scan-actions {
    display: flex;
    flex-direction: column;
    gap: clamp(0.65rem, 3vw, 0.85rem);
}

.scan-button {
    appearance: none;
    border: none;
    border-radius: 1.5rem;
    padding: clamp(0.75rem, 3.5vw, 1rem) clamp(1.4rem, 6vw, 2rem);
    font-size: 1.05rem;
    font-weight: 600;
    color: rgba(15, 23, 42, 0.95);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--border-strong);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 15px 28px rgba(15, 23, 42, 0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
}

.scan-button:active {
    transform: translateY(1px);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.15);
}

.scan-button-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.scan-button-icon svg {
    display: block;
}

.scan-hints {
    list-style: none;
    display: grid;
    gap: clamp(0.45rem, 3vw, 0.6rem);
    font-size: clamp(0.85rem, 4vw, 0.95rem);
    color: rgba(15, 23, 42, 0.8);
}

.scan-hints li::before {
    content: "•";
    color: var(--accent-strong);
    margin-right: 0.45rem;
}

.scan-preview {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1rem, 6vw, 2.5rem);
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(6px);
    z-index: 1200;
}

.scan-preview[hidden] {
    display: none !important;
}

.scan-preview-modal {
    display: grid;
    gap: 1rem;
    width: min(24rem, 100%);
    border-radius: 1.35rem;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 23, 42, 0.15);
    box-shadow: 0 32px 64px rgba(15, 23, 42, 0.35);
    padding: clamp(1rem, 4vw, 1.5rem);
}

.scan-preview-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.scan-preview-head h2 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.scan-stop {
    appearance: none;
    border: none;
    border-radius: 999px;
    padding: 0.5rem 1.15rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    background: rgba(220, 38, 38, 0.15);
    color: #7f1d1d;
    border: 1px solid rgba(220, 38, 38, 0.32);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 12px 20px rgba(127, 29, 29, 0.18);
}

.scan-stop:active {
    transform: translateY(1px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 8px 14px rgba(127, 29, 29, 0.16);
}

.scan-preview-frame {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.35);
    min-height: 120px;
}

.scan-preview-video {
    position: relative;
    width: 100%;
    height: 100%;
}

.scan-preview-video,
.scan-preview-frame video,
.scan-preview-frame canvas {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.scan-preview-overlay {
    position: absolute;
    inset: 12%;
    border: 2px solid rgba(13, 110, 168, 0.8);
    border-radius: 1.1rem;
    box-shadow: 0 0 0 999px rgba(15, 23, 42, 0.2);
    pointer-events: none;
}

.scan-preview-hint {
    font-size: 0.85rem;
    color: rgba(15, 23, 42, 0.7);
    line-height: 1.4;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 1.5rem;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.2);
    color: rgba(15, 23, 42, 0.95);
}

.app-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.app-brand {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-primary);
}

.app-etit-id {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
}

.app-etit-id strong {
    font-size: 2rem;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.person-card {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.person-card h1 {
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.person-status {
    margin-top: 0.35rem;
    font-size: 1.15rem;
    color: var(--accent-strong);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.person-meta {
    display: grid;
    gap: 1rem;
}

.person-meta-section {
    display: flex;
    flex-direction: column;
}

.person-meta h2 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.65rem;
    color: var(--text-secondary);
}

.person-meta-section.has-conflict h2 {
    color: #b91c1c;
}

.person-meta ul,
.person-meta-section ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.person-meta li,
.person-meta-section li {
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    background: rgba(13, 110, 168, 0.12);
    color: var(--accent-strong);
    font-size: 0.9rem;
    white-space: normal;
    word-break: break-word;
}

.person-meta-section.has-conflict li {
    background: rgba(220, 38, 38, 0.18);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, 0.35);
}

.conflict-pill {
    background: rgba(220, 38, 38, 0.18);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, 0.32);
}

/* Inside the meal card we only highlight actual overlaps; non-conflicting
   pills keep the neutral styling even when the section header is red. */
.meal-conflicts .person-meta-section.has-conflict li {
    background: rgba(13, 110, 168, 0.12);
    color: var(--accent-strong);
    border: none;
}

.meal-conflicts .person-meta-section.has-conflict .conflict-pill {
    background: rgba(220, 38, 38, 0.18);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, 0.32);
}

.empty-pill {
    display: inline-flex;
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.08);
    color: rgba(15, 23, 42, 0.65);
    font-size: 0.9rem;
}

.menu-card header {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    margin-bottom: 1.25rem;
}

.menu-card h2 {
    font-size: 1.3rem;
    letter-spacing: 0.03em;
    color: var(--text-primary);
}

.menu-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.menu-items {
    display: grid;
    gap: 1.1rem;
}

.menu-item {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.1rem;
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--border-strong);
}

.meal-image {
    border-radius: 1rem;
    background: linear-gradient(200deg, rgba(13, 110, 168, 0.25), rgba(13, 110, 168, 0.08));
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 220px;
    aspect-ratio: 4 / 3;
    margin: 0 auto;
}

.meal-image::after {
    content: "Bild folgt";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.08em;
}

.meal-image.has-image {
    background: rgba(13, 110, 168, 0.08);
}

.meal-image.has-image::after {
    content: none;
}

.meal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.meal-content {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.meal-type {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.7);
}

.meal-conflicts {
    display: grid;
    gap: 0.75rem;
    margin-top: 0.6rem;
}

.meal-conflicts .person-meta-section {
    gap: 0.5rem;
}

.additive-section {
    align-items: flex-start;
}

.additives-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: rgba(15, 23, 42, 0.05);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.additives-toggle .toggle-text {
    white-space: nowrap;
}

.additives-toggle:is(:hover, :focus-visible) {
    background: rgba(15, 23, 42, 0.12);
    border-color: rgba(15, 23, 42, 0.2);
}

.additives-toggle.is-active {
    background: rgba(15, 23, 42, 0.18);
    border-color: rgba(15, 23, 42, 0.3);
}

.additives-toggle .toggle-icon {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.additives-toggle.is-active .toggle-icon {
    transform: rotate(-180deg);
}

.additives-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

.additives-dropdown {
    display: grid;
    gap: 0.5rem;
    padding: 0.75rem 0;
}

.additives-dropdown[hidden] {
    display: none !important;
}

.additives-dropdown h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 0;
    color: var(--text-secondary);
}

.meal-conflicts .person-meta-section h2 {
    font-size: 0.85rem;
}

.meal-conflicts .person-meta-section ul {
    justify-content: flex-start;
}

.meal-conflicts .person-meta-section li {
    font-size: 0.8rem;
    padding: 0.4rem 0.7rem;
}

.meal-content h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
}

.meal-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.meal-location {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.app-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
}

.footer-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.back-link {
    text-decoration: none;
    font-weight: 600;
    color: var(--accent-strong);
    letter-spacing: 0.05em;
    padding: 0.8rem 1.4rem;
    border-radius: 12px;
    border: 1px solid rgba(10, 79, 134, 0.35);
    background: linear-gradient(145deg, rgba(13, 110, 168, 0.28), rgba(13, 110, 168, 0.45));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 12px 24px rgba(10, 79, 134, 0.2);
    text-align: center;
}

.confirm-button {
    appearance: none;
    border: none;
    border-radius: 1.5rem;
    padding: 1rem 1.4rem;
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: #064e3b;
    background: linear-gradient(145deg, rgba(34, 197, 94, 0.28), rgba(22, 163, 74, 0.48));
    border: 1px solid rgba(22, 101, 52, 0.35);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 25px 45px rgba(22, 101, 52, 0.28);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
}

.confirm-button:active {
    transform: scale(0.98);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 18px 30px rgba(22, 101, 52, 0.24);
}

.confirm-button:disabled {
    cursor: not-allowed;
    opacity: 0.75;
}

.status-light {
    padding: 0.6rem 1.5rem;
    border-radius: 999px;
    background: rgba(22, 101, 52, 0.12);
    color: var(--success);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-align: center;
}

.status-light.confirmed {
    background: rgba(22, 101, 52, 0.18);
}

@media (max-width: 640px) {
    body {
        padding: 1rem;
    }

    .scan-card,
    .app-shell {
        padding: 1.25rem;
    }

    .app-etit-id {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
        word-break: break-word;
    }

    .app-etit-id strong {
        font-size: 1.6rem;
        word-break: break-all;
    }

    .scan-form {
        align-items: stretch;
    }

    .scan-input {
        width: 100%;
        max-width: 18rem;
        margin: 0 auto;
        padding: 0.65rem 1rem;
    }

    .scan-field {
        width: 100%;
    }

    .scan-input input {
        text-align: center;
    }

    .person-meta {
        gap: 0.75rem;
    }

    .person-meta ul,
    .person-meta-section ul {
        flex-direction: column;
        gap: 0.4rem;
    }

    .person-meta li,
    .person-meta-section li {
        width: 100%;
        text-align: center;
    }

    .menu-items {
        gap: 0.85rem;
    }

    .meal-conflicts {
        gap: 0.6rem;
    }

    .meal-content h3 {
        font-size: 1.15rem;
    }
}

@media (min-width: 600px) {
    body {
        padding: 1.75rem;
    }

    .start-shell {
        max-width: 34rem;
    }

    .app-shell {
        max-width: 40rem;
        padding: 2rem;
    }

    .scan-input {
        flex-direction: row;
        align-items: center;
        gap: 0.75rem;
        padding: 0.75rem 1.1rem;
        flex: 1 1 auto;
    }

    .scan-field {
        flex: 1 1 auto;
        padding: 0.55rem 0.75rem;
        background: rgba(255, 255, 255, 0.9);
        width: auto;
        margin: 0;
    }

    .scan-input button {
        width: auto;
        padding: 0.8rem 1.8rem;
        margin: 0;
    }

    .scan-form {
        flex-direction: row;
        align-items: center;
    }

    .scan-actions {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .scan-preview {
        grid-template-columns: 1fr;
        padding: 1.1rem 1.25rem;
        max-width: min(24rem, 100%);
    }

    .scan-preview-frame {
        min-height: 160px;
    }

    .app-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .menu-item {
        flex-direction: row;
        align-items: center;
    }

    .meal-image {
        flex: 0 0 140px;
        max-width: 140px;
        margin: 0;
    }

    .meal-content {
        flex: 1 1 auto;
    }

    .meal-meta {
        flex-direction: row;
        align-items: center;
        gap: 1.2rem;
    }

    .app-footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }

    .footer-actions {
        flex-direction: row;
        align-items: center;
    }

    .confirm-button {
        width: auto;
        padding: 1rem 3rem;
    }
}

@media (min-width: 768px) {
    body {
        padding: 2.25rem;
    }

    .start-shell {
        max-width: 40rem;
    }

    .app-shell {
        max-width: 50rem;
        padding: 2.25rem;
    }

    .app-etit-id strong {
        font-size: 2.4rem;
    }

    .person-card h1 {
        font-size: 2.6rem;
    }

    .scan-title {
        font-size: 2.3rem;
    }

    .scan-card {
        gap: 2rem;
    }

    .scan-preview-frame {
        min-height: 200px;
    }

    .person-card {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .person-meta {
        grid-template-columns: repeat(2, 1fr);
    }

    .menu-card header {
        flex-direction: row;
        align-items: baseline;
        justify-content: space-between;
    }

    .menu-card h2 {
        font-size: 1.6rem;
    }

    .menu-subtitle {
        font-size: 1.05rem;
    }

    .meal-content h3 {
        font-size: 1.8rem;
    }

    .meal-type {
        font-size: 1rem;
        letter-spacing: 0.16em;
    }

    .meal-meta {
        font-size: 1.05rem;
    }

    .meal-image {
        flex: 0 0 150px;
        max-width: 150px;
    }
}

@media (min-width: 1024px) {
    body {
        padding: 3rem;
    }

    .start-shell {
        max-width: 46rem;
    }

    .app-shell {
        max-width: 64rem;
        padding: 2.5rem;
        border-radius: 2rem;
    }

    .scan-card {
        gap: 2.25rem;
    }

    .menu-items {
        gap: 1.5rem;
    }

    .meal-image {
        flex: 0 0 180px;
        max-width: 180px;
    }

    .confirm-button {
        padding: 1.1rem 3.5rem;
        font-size: 1.35rem;
    }
}