static/style.css

:root {
  /* Farben */
  --primary-color: #007bff; /* Hauptfarbe (Blau) */
  --secondary-color: #6c757d; /* Sekundärfarbe (Grau) */
  --success-color: #28a745; /* Erfolgsfarbe (Grün) */
  --error-color: #dc3545; /* Fehlerfarbe (Rot) */
  --info-color: #17a2b8; /* Info-Farbe (Hellblau) */
  --light-gray: #f8f9fa; /* Helles Grau für Hintergründe */
  --medium-gray: #ced4da; /* Mittleres Grau für Rahmen */
  --dark-gray: #333; /* Dunkles Grau für Text */
  --body-bg-color: #f4f4f4;
  --text-color: #333;
  --blink-text-color: #2eb82e;

  /* Typografie */
  --base-font-size: 1rem;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

  /* Abstände */
  --base-padding: 10px;
  --base-margin: 10px;

  /* Rahmen */
  --border-radius: 5px;

  /* Schatten */
  --box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);

  /* Transparenz */
  --base-opacity: 0.8;
}

/* Grundlegende Styles */
body {
    font-family: var(--font-family);
	background-image: url('bg.webp');
	background-size: cover;
	background-repeat: no-repeat;
	background-position: center;
	background-attachment: fixed;
    /* background-color: var(--body-bg-color); */
    color: var(--text-color);
    margin: 0;
    padding: 0;
    font-size: var(--base-font-size);
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

/* Header- und Navigationsbereich */
.banner img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.nav-buttons a {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: var(--base-padding) calc(var(--base-padding) * 2);
    text-decoration: none;
    font-weight: bold;
    border-radius: var(--border-radius);
    transition: background-color 0.3s ease;
}

.nav-buttons a:hover {
    background-color: color-mix(in srgb, var(--primary-color) 40%, black);
}

/* Formulare */
.custom-bg {
  background-color: var(--light-gray);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: var(--base-padding);
}

.form-label {
    font-weight: 600;
}

.form-control {
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-gray);
    padding: var(--base-padding);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: color-mix(in srgb, var(--primary-color) 40%, black);
    border-color: color-mix(in srgb, var(--primary-color) 40%, black);
}

.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-secondary:hover {
  background-color: color-mix(in srgb, var(--secondary-color) 40%, black);
  border-color: color-mix(in srgb, var(--secondary-color) 40%, black);
}

/* Akkordeon */
.accordion-button {
    font-weight: bold;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-color);
}

/* Fortschrittsnachricht */
#progressMessage {
    background-color: rgb(40 167 69 / 10%); /* Leicht transparentes Grün */
    border: 1px solid rgb(40 167 69 / 80%); /* Passender Rahmen */
    color: var(--blink-text-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    font-weight: bold;
    text-align: center;
    animation: blink 1.5s infinite;
    margin-top: 1rem;
}

/* Blinken-Animation */
@keyframes blink {
    0% { opacity: 1; }
    50% { opacity: 0; }
    100% { opacity: 1; }
}
/* Fortschrittsbalken */
#progressContainer {
    height: 30px;
    background-color: var(--light-gray); /* Hintergrund des Containers */
    border-radius: var(--border-radius); /* Abgerundete Ecken */
    overflow: hidden; /* Versteckt den Fortschrittsbalken, der über den Container hinausragt */
}

#progressBar {
    background-color: var(--success-color);
    height: 100%; /* Füllt die Höhe des Containers */
    line-height: 30px; /* Vertikal zentriert den Text */
    color: white;
    text-align: center; /* Horizontal zentriert den Text */
    transition: width 0.4s ease-in-out; /* Sanfter Übergang für die Breite */
}

/* Bilder und Galerie */
#output img {
    margin-bottom: var(--base-margin);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.image-thumbnail {
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.image-thumbnail:hover {
    transform: scale(1.05);
}

.thumbnail-img {
    transition: transform 0.3s ease;
    cursor: pointer;
}

.thumbnail-img:hover {
    transform: scale(1.05);
}

/* Karten */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* Modal */
.modal-content {
    border-radius: var(--border-radius);
}

.modal-header {
    background-color: var(--light-gray);
}

/* Toolbars */
.toolbar {
    background-color: white;
    padding: var(--base-padding);
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius);
    margin-bottom: calc(var(--base-margin) * 2);
    display: flex;
    align-items: center;
    gap: var(--base-margin);
}

/* Auswahl-Checkboxes */
.select-item {
    cursor: pointer;
}

/* "Nach oben"-Button */
#scrollTopBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 99;
    border: none;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: var(--base-opacity);
}

#scrollTopBtn:hover {
    transform: translateY(-5px);
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
}

/* "Nach oben"-Pfeil */
#scrollTopBtn img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

/* Benachrichtigungs-Container */
.notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--base-padding) calc(var(--base-padding) * 2);
    border: 1px solid var(--medium-gray);
    z-index: 1000;
    border-radius: var(--border-radius);
    color: white;
    font-weight: bold;
    opacity: var(--base-opacity);
}

.notification.success {
    background-color: var(--success-color);
}

.notification.error {
    background-color: var(--error-color);
}

.notification.info {
    background-color: var(--info-color);
}

/* Slideshow */
.carousel-item img {
    max-height: 85vh;
    object-fit: contain;
}

.btn-primary, .btn-secondary {
    padding: 8px 16px;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
}

/* Zusätzliche Anpassungen für Slideshow */
.slideshow-modal .modal-content {
    background-color: #333;
    color: #fff;
}

.slideshow-modal .modal-header {
    border-bottom: 1px solid #666;
}

.slideshow-modal .modal-footer {
    border-top: 1px solid #666;
}

.slideshow-modal .btn-close {
    background-color: #fff;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.8rem;
}

.btn-group .btn {
    margin-right: 5px;
}

#albumStats {
	max-width: 100%;
	width: 100%;
	height: auto;
}

#categoryStats {
	max-width: 100%;
	width: 100%;
}

#playSlideshow, #pauseSlideshow {
    background-color: transparent;
    border: none;
    padding: 0;
}

#playSlideshow i, #pauseSlideshow i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

#playSlideshow:hover i, #pauseSlideshow:hover i {
    color: color-mix(in srgb, var(--primary-color) 40%, black);
}

/* Hover-Effekte für Download-Buttons */
.download-thumb:hover,
.btn:hover {
    opacity: 1;
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.download-thumb {
    transition: all 0.3s ease;
    opacity: var(--base-opacity);
}

.btn {
    transition: all 0.3s ease;
}

.modal-body {
  text-align: center;
}

.error-placeholder {
  color: var(--error-color);
  font-weight: bold;
  margin-top: var(--base-margin);
}

.blink-text {
  animation: blinker 1s linear infinite;
}

@keyframes blinker {
  50% {
    opacity: 0;
  }
}