@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap'); /* Beispiel: Inter Font */

:root {
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --color-text: #1d1d1f;
    --color-text-muted: #6e6e73;
    --color-background: #f5f5f7; /* Heller Basis-Hintergrund */
    --color-accent: #ff9500; /* Jodel-Orange als Basis-Akzent */
    --color-accent-hover: #e68600;
    --color-error: #d9534f;
    --color-success: #5cb85c;
    --color-border: #d2d2d7;
    --border-radius: 12px;
    --border-radius-small: 8px;
    --padding-main: 20px;
    --padding-small: 10px;
    --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 6px 20px rgba(0, 0, 0, 0.08);
    --background-glass: rgba(255, 255, 255, 0.85); /* Für Header, Sidebar etc. */
    --backdrop-blur: 10px;
}

/* --- Grundstruktur & Scrollbar --- */
html {
    box-sizing: border-box;
    scrollbar-width: thin; /* Firefox */
    scrollbar-color: var(--color-accent) rgba(0,0,0,0.05); /* Firefox */
}
*, *:before, *:after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-background); /* Fallback */
    line-height: 1.6;
    overflow-x: hidden; /* Wichtig wegen Gradient */
    position: relative; /* Für Gradient-Overlay */
    min-height: 100vh;
    display: flex; /* Hilft, den Footer nach unten zu drücken, wenn wenig Inhalt */
    flex-direction: column;
}

/* --- Custom Scrollbar (WebKit) --- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.05);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background-color: var(--color-accent);
    border-radius: 4px;
    border: 2px solid transparent; /* Erzeugt dünneren Effekt */
    background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-accent-hover);
}


/* --- Animierter Hintergrund --- */
.background-gradient {
    position: fixed;
    top: 0;
    left: -25%; /* Startet weiter links für Animation */
    width: 150%; /* Breiter machen für Animation */
    height: 150%; /* Höher machen für Animation */
    z-index: -1; /* Hinter allem anderen */
    background: linear-gradient(135deg, #a8e6cf, #dcedc1, #ffd3b6, #ffaaa5, #ff8b94); /* Beispiel Pastellfarben */
    background-size: 250% 250%; /* Größe für Animation anpassen */
    animation: gradient-scroll 30s ease infinite alternate; /* Läuft hin und her */
    filter: blur(15px) saturate(1.1); /* Weicher, etwas satter */
    opacity: 0.5; /* Nicht zu aufdringlich */
    will-change: background-position; /* Performance-Hinweis */
}
/* Einstellungen-Seite soll keinen animierten Hintergrund haben (optional) */
body.page-settings .background-gradient {
    display: none;
}
body.page-settings {
    background-color: var(--color-background); /* Statischer Hintergrund für Einstellungen */
}


@keyframes gradient-scroll {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

/* --- Hauptcontainer & Layout --- */
.app-container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--padding-main);
    position: relative; /* Damit Inhalte über dem Gradient liegen */
    z-index: 1;
    flex-grow: 1; /* Nimmt verfügbaren Platz ein */
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--padding-main) 0;
    margin-bottom: calc(var(--padding-main) * 1.5);
    background: var(--background-glass);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    box-shadow: var(--shadow-soft);
    position: sticky; /* Header bleibt oben */
    top: 0;
    z-index: 10;
    padding-left: var(--padding-main);
    padding-right: var(--padding-main);
}
.app-header h1 {
    margin: 0; /* Reset margin */
}
.app-header h1 a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.5rem;
}
.app-header nav ul {
    list-style: none;
    display: flex;
    gap: 15px;
    margin: 0; padding: 0; /* Reset list style */
}
.app-header nav a {
    text-decoration: none;
    color: var(--color-text);
    padding: var(--padding-small) 15px;
    border-radius: var(--border-radius-small);
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.1s ease;
    font-weight: 600;
    display: inline-block; /* Für Padding und Transform */
}
.app-header nav a:hover {
    background-color: rgba(0,0,0, 0.05);
    transform: scale(1.03);
}
.app-header nav a.active {
    background-color: var(--color-accent);
    color: white;
    transform: scale(1.0); /* Reset scale für active */
}
.app-header nav a.active:hover {
    background-color: var(--color-accent-hover);
}


.main-content {
    padding-top: var(--padding-main);
    padding-bottom: calc(var(--padding-main) * 2);
    flex-grow: 1; /* Nimmt Platz im app-container ein */
}

/* --- Formulare allgemein --- */
.form-group {
    margin-bottom: 15px;
}
.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    font-size: 0.95em;
    color: var(--color-text-muted);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="date"],
.form-group input[type="search"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-small);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background-color: #fff; /* Sicherstellen, dass Hintergrund weiß ist */
}
/* Styling für Fokus */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 149, 0, 0.2);
}
/* Placeholder Styling */
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #aaa;
    opacity: 1;
}
.form-group textarea {
    min-height: 100px;
    resize: vertical;
}
.form-group select {
    appearance: none; /* Standard-Pfeil entfernen */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236e6e73'%3E%3Cpath fill-rule='evenodd' d='M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z' clip-rule='evenodd' /%3E%3C/svg%3E"); /* Custom Pfeil (SVG URL encoded) */
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px 16px;
    padding-right: 35px; /* Platz für den Pfeil */
}

/* --- Buttons --- */
.button {
    display: inline-block;
    background-color: var(--color-accent);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius-small);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    text-align: center;
    text-decoration: none; /* Für a-Tags als Buttons */
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.button:hover {
    background-color: var(--color-accent-hover);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}
.button:active {
    transform: translateY(0px) scale(0.98);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.button-secondary {
    background-color: #e5e5ea; /* Heller Grauton */
    color: var(--color-text);
}
.button-secondary:hover {
    background-color: #dcdce0;
}
.button-danger {
    background-color: var(--color-error);
    color: white;
}
.button-danger:hover {
    background-color: #c9302c;
}
.button-fullwidth {
     display: block; /* Nimmt volle Breite ein */
     width: 100%;
}
button:disabled, .button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}


/* --- Login / Register Form --- */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1; /* Nimmt restlichen Platz ein */
    padding: 40px var(--padding-main);
}
.auth-form {
    max-width: 420px;
    width: 100%;
    padding: calc(var(--padding-main) * 1.5) calc(var(--padding-main) * 1.8);
    background: var(--background-glass);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
}
.auth-form h2 {
    text-align: center;
    margin-bottom: calc(var(--padding-main) * 1.2);
    font-weight: 700;
    font-size: 1.8rem;
}
.auth-form .form-switch-link {
    text-align: center;
    margin-top: var(--padding-main);
    font-size: 0.95em;
}
.auth-form .form-switch-link a {
    color: var(--color-accent);
    font-weight: 600;
    text-decoration: none;
}
.auth-form .form-switch-link a:hover {
    text-decoration: underline;
}


/* --- Meldungen (Error/Success) --- */
.message {
    padding: 12px 15px;
    margin-bottom: 15px;
    border-radius: var(--border-radius-small);
    border: 1px solid transparent;
    font-size: 0.95em;
}
.message.error-message {
    color: #a94442;
    background-color: #f2dede;
    border-color: #ebccd1;
}
.message.success-message {
     color: #3c763d;
     background-color: #dff0d8;
     border-color: #d6e9c6;
}
.message.info-message {
    color: #31708f;
    background-color: #d9edf7;
    border-color: #bce8f1;
}

/* --- Tagebuch Layout --- */
.page-diary .main-content {
    display: grid;
    grid-template-columns: 1fr 320px; /* Hauptbereich | Seitenleiste */
    gap: calc(var(--padding-main) * 1.5);
    align-items: start; /* Verhindert, dass Sidebar zu hoch wird */
}
.diary-entries {
    /* Bereich für die Einträge */
}
.diary-sidebar {
    position: sticky; /* Seitenleiste bleibt beim Scrollen */
    top: calc(var(--padding-main) + 80px); /* Platz für den Header + etwas Abstand */
    max-height: calc(100vh - var(--padding-main) * 2 - 80px); /* Höhe anpassen, scrollbar wenn nötig */
    overflow-y: auto; /* Scrollen, falls Inhalt zu lang */
    padding: var(--padding-main);
    background: var(--background-glass);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

/* --- Tagebucheintrag (Karte) --- */
.diary-entry {
    background: #fff; /* Weißer Hintergrund für Kontrast */
    border-radius: var(--border-radius);
    margin-bottom: var(--padding-main);
    padding: var(--padding-main);
    box-shadow: var(--shadow-soft);
    border-left: 8px solid; /* Farbiger Rand links */
    border-color: var(--mood-color, var(--color-accent)); /* Dynamische Farbe */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    opacity: 0; /* Für Fade-In Animation */
    transform: translateY(10px); /* Für Fade-In Animation */
    animation: fadeIn 0.5s ease forwards;
}
.diary-entry:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: var(--shadow-medium);
}
.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    gap: 15px;
}
.entry-date {
    font-size: 0.9em;
    color: var(--color-text-muted);
    font-weight: 600;
    white-space: nowrap;
}
.entry-mood {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9em;
    color: var(--color-text-muted);
}
.entry-mood-indicator {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--mood-color, var(--color-accent));
    display: inline-block;
    box-shadow: 0 0 5px rgba(0,0,0,0.1);
}
.entry-content {
    white-space: pre-wrap; /* Zeilenumbrüche aus DB anzeigen */
    word-wrap: break-word;
    margin-top: 10px;
}

/* --- Neuer Eintrag Formular --- */
.new-entry-section {
    margin-bottom: calc(var(--padding-main) * 1.5);
    padding: var(--padding-main);
    background: var(--background-glass);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
}
.new-entry-section h3 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1.3rem;
}
.mood-selector {
    margin-bottom: 15px;
    display: flex;
    flex-wrap: wrap; /* Umbruch bei vielen Farben */
    gap: 10px;
    align-items: center;
}
.mood-option {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: border-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.mood-option:hover {
    transform: scale(1.1);
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
}
.mood-option.selected {
    border-color: var(--color-text);
    transform: scale(1.1);
    box-shadow: 0 3px 6px rgba(0,0,0,0.2);
}
#entry_content {
    min-height: 150px;
}

/* --- Filter/Sortier Leiste --- */
.filter-sort-bar {
    display: flex;
    flex-wrap: wrap; /* Umbruch bei vielen Optionen */
    gap: 15px;
    padding: 15px;
    background: var(--background-glass);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-radius: var(--border-radius);
    margin-bottom: var(--padding-main);
    box-shadow: var(--shadow-soft);
    align-items: center; /* Vertikal zentrieren */
}
.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}
.filter-group label {
    font-weight: 600;
    font-size: 0.9em;
    color: var(--color-text-muted);
    margin-bottom: 0; /* Label Margin reset */
    white-space: nowrap; /* Verhindert Umbruch */
}
.filter-group select,
.filter-group input[type="date"],
.filter-group input[type="search"] {
    padding: 8px 10px;
    font-size: 0.95rem;
    min-width: 150px; /* Mindestbreite */
    background-color: #fff;
}
.filter-group input[type="search"] {
    min-width: 200px;
}
.filter-group .mood-filter-options {
     display: flex;
     flex-wrap: wrap;
     gap: 5px;
}
.mood-option-filter-label {
    display: inline-block;
    cursor: pointer;
}
.mood-option-filter {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-block;
    border: 2px solid transparent;
    transition: border-color 0.2s ease, transform 0.1s ease;
    vertical-align: middle; /* Besser ausrichten */
}
.mood-option-filter-label input[type="checkbox"] {
    display: none; /* Checkbox verstecken */
}
.mood-option-filter-label input[type="checkbox"]:checked + .mood-option-filter {
    border-color: var(--color-text);
    transform: scale(1.1);
}
.mood-option-filter-label:hover .mood-option-filter {
     transform: scale(1.1);
}
.filter-sort-bar .button {
     padding: 8px 15px;
     font-size: 0.9em;
}


/* --- Strategie Seite --- */
.strategy-list {
    display: grid;
    gap: calc(var(--padding-main) * 1.5);
}
.strategy-pair {
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Smooth + Bounce */
    opacity: 0;
    transform: translateY(20px) scale(0.98);
}

.strategy-pair.is-visible { /* Klasse wird per JS hinzugefügt */
    opacity: 1;
    transform: translateY(0) scale(1.0);
}

/* Puzzle-Animation (Konzept für is-visible) */
.strategy-pair.is-visible .strategy-block.problem {
    transform: translateX(0) rotate(0deg);
}
.strategy-pair.is-visible .strategy-block.solution {
    transform: translateX(0) rotate(0deg);
}
/* Initiale Position für Animation (wenn nicht sichtbar) */
.strategy-pair:not(.is-visible) .strategy-block.problem {
    transform: translateX(-10px) rotate(-2deg);
}
.strategy-pair:not(.is-visible) .strategy-block.solution {
    transform: translateX(10px) rotate(2deg);
}


.strategy-block {
    padding: var(--padding-main);
    background: #fff; /* Weißer Hintergrund für Kontrast */
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Gleiche Animation wie Pair */
}
.strategy-block h4 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--color-text-muted);
}
.strategy-block p {
    margin-bottom: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.strategy-block.problem {
    background-color: rgba(255, 211, 182, 0.4); /* Z.B. leicht orange transparent */
    border-bottom-left-radius: 0; /* Ecken anpassen für Puzzle-Effekt */
    border-bottom-right-radius: 0;
    margin-bottom: -1px; /* Damit sie leicht überlappen */
    z-index: 2; /* Liegt über der Lösung am Verbindungspunkt */
    transform-origin: bottom center; /* Rotation für Animation */
}
.strategy-block.solution {
     background-color: rgba(168, 230, 207, 0.4); /* Z.B. leicht mint transparent */
     border-top-left-radius: 0;
     border-top-right-radius: 0;
     z-index: 1;
     transform-origin: top center; /* Rotation für Animation */
}
/* Zusätzlicher visueller Puzzle-Effekt (optional) */
.strategy-block.problem::after {
    content: '';
    position: absolute;
    bottom: -10px; /* Überlappt leicht */
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 12px;
    background-color: rgba(255, 211, 182, 0.4); /* Gleiche Farbe wie Block */
    border-radius: 0 0 8px 8px; /* Abgerundete 'Nase' */
    box-shadow: inset 0 -2px 3px rgba(0,0,0,0.05);
}
.strategy-block.solution::before {
    content: '';
    position: absolute;
    top: -1px; /* Direkte Verbindung */
    left: 50%;
    transform: translateX(-50%);
    width: 32px; /* Etwas breiter für die Aussparung */
    height: 11px;
    background-color: var(--background-glass); /* Hintergrundfarbe durchscheinen lassen für 'Loch' */
    border-radius: 0 0 8px 8px;
    /* Wichtig: Muss über dem Hintergrund des Solution-Blocks liegen */
    z-index: 3;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}


/* --- Schatzkiste --- */
.add-treasure-section {
     margin-bottom: calc(var(--padding-main) * 1.5);
     padding: var(--padding-main);
     background: var(--background-glass);
     border-radius: var(--border-radius);
     box-shadow: var(--shadow-soft);
     backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
}
.add-treasure-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}
.add-treasure-buttons button, .add-treasure-buttons label {
    /* Style wie .button */
     display: inline-flex; /* Für Icon + Text */
     align-items: center;
     gap: 8px;
     background-color: var(--color-accent);
     color: white;
     padding: var(--padding-small) 15px;
     border: none;
     border-radius: var(--border-radius-small);
     font-family: var(--font-main);
     font-size: 0.95rem;
     font-weight: 600;
     cursor: pointer;
     transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
     text-align: center;
     box-shadow: 0 2px 5px rgba(0,0,0,0.1);
     text-decoration: none;
}
.add-treasure-buttons button:hover, .add-treasure-buttons label:hover {
     background-color: var(--color-accent-hover);
     box-shadow: 0 4px 8px rgba(0,0,0,0.1);
     transform: translateY(-1px);
}
.add-treasure-buttons button:active, .add-treasure-buttons label:active {
    transform: translateY(0px) scale(0.98);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
/* Verstecktes Input-Feld */
#media_file_input { display: none; }
/* Versteckte Formulare und Container */
.hidden-form, .hidden-container {
    display: none;
    margin-top: var(--padding-main);
    padding-top: var(--padding-main);
    border-top: 1px solid var(--color-border);
}
/* Kamera / Audio Interface */
.media-interface {
    margin-top: 15px;
    padding: 15px;
    background: rgba(230, 230, 230, 0.5); /* Heller Hintergrund */
    border-radius: var(--border-radius-small);
    border: 1px solid var(--color-border);
}
.media-interface video, .media-interface audio {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--border-radius-small);
    display: block;
    margin-bottom: 10px;
}
.media-interface .controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.recording-indicator {
    display: inline-flex; /* Use flex for alignment */
    align-items: center;
    gap: 5px;
    color: var(--color-error);
    font-weight: bold;
}
.recording-indicator::before {
     content: '';
     display: inline-block;
     width: 10px;
     height: 10px;
     background-color: var(--color-error);
     border-radius: 50%;
     animation: pulse 1.5s infinite ease-in-out;
}
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}


/* Grid für Schatzkisten-Elemente */
.treasure-chest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); /* Responsive Grid */
    gap: var(--padding-main);
    margin-top: var(--padding-main); /* Abstand zu den Buttons */
}
.treasure-item {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    overflow: hidden; /* Damit Bilder/Inhalte drin bleiben */
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
    opacity: 0; /* Für Fade-In Animation */
    transform: translateY(10px); /* Für Fade-In Animation */
    animation: fadeIn 0.5s ease forwards;
}
@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.treasure-item:hover {
     transform: translateY(-5px) scale(1.02);
     box-shadow: var(--shadow-medium);
}
.treasure-item .item-media {
    background-color: #eee; /* Platzhalterfarbe */
    position: relative;
    overflow: hidden; /* Verhindert überstehendes Audio */
}
.treasure-item img {
    width: 100%;
    height: 200px; /* Feste Höhe für Bilder */
    object-fit: cover; /* Bild schön zuschneiden */
    display: block;
    border-bottom: 1px solid var(--color-border);
}
.treasure-item audio {
    width: 100%;
    display: block;
    border-radius: 0; /* Keine Rundung für Audio-Player */
    margin-top: auto; /* Player nach unten schieben, falls möglich */
    padding: 10px 0; /* Etwas Platz um den Player */
    border-bottom: 1px solid var(--color-border);
}
.treasure-item .item-content {
    padding: 15px;
    flex-grow: 1; /* Textbereich füllt verfügbaren Platz */
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Footer nach unten */
}
.treasure-item .item-content h4 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.1rem;
}
.treasure-item .item-content p {
    font-size: 0.95em;
    color: var(--color-text-muted);
    white-space: pre-wrap;
    word-wrap: break-word;
    margin-bottom: 10px;
    flex-grow: 1;
}
.item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    font-size: 0.8em;
    color: #aaa;
}
.item-footer .delete-button {
     background: none;
     border: none;
     color: var(--color-error);
     cursor: pointer;
     padding: 5px;
     opacity: 0.6;
     transition: opacity 0.2s ease;
}
.treasure-item:hover .delete-button {
    opacity: 1;
}
.item-footer .delete-button:hover {
    opacity: 1;
    text-decoration: underline;
}


/* --- Einstellungen Seite --- */
.settings-section {
    margin-bottom: calc(var(--padding-main) * 1.5);
    padding: var(--padding-main);
    background: #fff; /* Weißer Hintergrund für Klarheit */
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
}
.settings-section h3 {
    margin-top: 0;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    font-size: 1.3rem;
}
/* Spezielles Styling für Löschbereich */
.delete-account-section {
    border-color: var(--color-error);
    background-color: #fdf2f2;
}
.delete-account-section h3 {
    color: var(--color-error);
    border-bottom-color: rgba(217, 83, 79, 0.3);
}
.delete-account-section p {
    margin-bottom: 15px;
    font-size: 0.95em;
    color: #a94442;
}
.delete-account-section .form-group label {
    color: #a94442;
}
.delete-account-section input[type="text"] {
    border-color: #ebccd1;
}
.delete-account-section input[type="text"]:focus {
     border-color: var(--color-error);
     box-shadow: 0 0 0 3px rgba(217, 83, 79, 0.2);
}


/* --- Responsive Anpassungen --- */
@media (max-width: 992px) {
    .page-diary .main-content {
        grid-template-columns: 1fr; /* Untereinander auf Tablets */
    }
    .diary-sidebar {
        position: static; /* Nicht mehr sticky */
        height: auto;
        max-height: none;
        margin-top: var(--padding-main);
    }
     .treasure-chest-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        align-items: flex-start;
        padding-bottom: 10px;
        position: static; /* Header nicht mehr sticky auf kleinen Screens */
    }
    .app-header nav {
        margin-top: 15px;
        width: 100%;
    }
    .app-header nav ul {
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 8px; /* Weniger Abstand */
    }
     .app-header nav a {
        padding: 8px 12px;
        font-size: 0.9em;
    }
    .filter-sort-bar {
        flex-direction: column;
        align-items: stretch; /* Elemente auf volle Breite */
    }
     .filter-group {
         flex-direction: column;
         align-items: flex-start; /* Labels oben */
     }
     .filter-group label { width: 100%; }
     .filter-group select,
     .filter-group input[type="date"],
     .filter-group input[type="search"] {
        min-width: auto; /* Passt sich an */
        width: 100%;
     }
    .filter-group .mood-filter-options {
        justify-content: flex-start;
        width: 100%;
    }
    .auth-container {
        padding: 20px var(--padding-main);
    }
    .auth-form {
        padding: var(--padding-main) calc(var(--padding-main) * 1.2);
    }
     .treasure-chest-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    .add-treasure-buttons {
         flex-direction: column;
         align-items: stretch;
    }
}

@media (max-width: 480px) {
     .treasure-chest-grid {
        grid-template-columns: 1fr; /* Nur eine Spalte */
    }
    .app-header h1 a { font-size: 1.3rem; }
    .app-header nav a { padding: 6px 10px; font-size: 0.85em;}
    .button { padding: 10px 20px; font-size: 0.95rem; }
}