/**
 * Responsive Banner Builder - Frontend Styles
 * Vollständig responsive und mobil-optimiert für schnelle Ladezeiten
 */

/* ==============================================
   Banner Grundstruktur - Mobile First
   ============================================== */

/* Wrapper für das gesamte Banner - 100% Breite, responsive */
.rbb-banner-wrapper {
    width: 100%;
    position: relative;
    overflow: hidden;
    background: transparent; /* Transparent - kein grauer Hintergrund */
    margin: 0; /* KEIN Abstand nach unten */
    padding: 0;
}

/* Letztes Banner braucht keinen Abstand nach unten */
.rbb-banner-wrapper:last-child {
    margin-bottom: 0;
}

/* Container passt sich der Bildhöhe an - KEINE feste Aspect Ratio mehr */
.rbb-banner-container {
    position: relative;
    width: 100%;
    /* KEINE min-height mehr - Banner hat exakt Bildhöhe */
    display: block;
    overflow: hidden; /* Verhindert grauen Balken */
    line-height: 0; /* Kein Whitespace */
    font-size: 0; /* Kein Whitespace */
    background: transparent; /* Transparent */
}

/* ==============================================
   Bilder - Optimiert für schnelle Ladezeiten
   ============================================== */

/* Einzelbild-Container */
.rbb-single-image {
    width: 100%;
    height: auto;
    position: relative;
    line-height: 0; /* Verhindert zusätzlichen Abstand unter Bild */
    font-size: 0; /* Verhindert Whitespace */
    display: block;
}

.rbb-single-image img {
    width: 100%;
    height: auto; /* Natürliche Bildhöhe beibehalten */
    object-fit: cover;
    object-position: center;
    display: block;
    max-width: 100%;
    vertical-align: bottom; /* Verhindert Baseline-Gap */
}

/* ==============================================
   Slider-Funktionalität
   ============================================== */

/* Slider-Container */
.rbb-slider {
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
    line-height: 0; /* Verhindert zusätzlichen Abstand */
    font-size: 0; /* Verhindert Whitespace */
    display: block;
}

/* Slider-Track für Slides */
.rbb-slider-track {
    width: 100%;
    height: auto;
    position: relative;
    line-height: 0;
}

/* Einzelne Slides */
.rbb-slide {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    pointer-events: none;
    line-height: 0;
}

/* Aktiver Slide */
.rbb-slide.active {
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
    position: relative; /* Erster Slide relativ für Höhe */
}

/* Bild im Slide */
.rbb-slide img {
    width: 100%;
    height: auto; /* Natürliche Bildhöhe */
    object-fit: cover;
    object-position: center;
    display: block;
    max-width: 100%;
    vertical-align: bottom; /* Verhindert Baseline-Gap */
}

/* ==============================================
   Slider-Navigation - Pfeile
   ============================================== */

/* Slider-Pfeile Container */
.rbb-slider-prev,
.rbb-slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Hover-Effekt für Pfeile */
.rbb-slider-prev:hover,
.rbb-slider-next:hover {
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    transform: translateY(-50%) scale(1.1);
}

/* Active-State für besseres Touch-Feedback */
.rbb-slider-prev:active,
.rbb-slider-next:active {
    transform: translateY(-50%) scale(0.95);
}

/* Positionierung */
.rbb-slider-prev {
    left: 12px;
}

.rbb-slider-next {
    right: 12px;
}

/* SVG-Icons in Pfeilen */
.rbb-slider-prev svg,
.rbb-slider-next svg {
    width: 20px;
    height: 20px;
    color: #333333;
}

/* ==============================================
   Slider-Dots Navigation
   ============================================== */

/* Dots-Container am unteren Rand */
.rbb-slider-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    backdrop-filter: blur(4px);
}

/* Einzelner Dot */
.rbb-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.8);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

/* Hover-Effekt für Dots */
.rbb-dot:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.2);
}

/* Aktiver Dot */
.rbb-dot.active {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.3);
}

/* ==============================================
   Overlay für bessere Lesbarkeit
   ============================================== */

/* Dunkles Overlay über Bild */
.rbb-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    pointer-events: none;
}

/* ==============================================
   Sale-Badge
   ============================================== */

/* Sale-Badge Grundstil */
.rbb-sale-badge {
    position: absolute;
    z-index: 15;
    background: #dc3545;
    color: #ffffff;
    padding: 12px 20px;
    font-weight: 700;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.4);
    animation: rbb-pulse 2s ease-in-out infinite;
}

/* Positionierung des Sale-Badges */
.rbb-sale-top-left {
    top: 20px;
    left: 20px;
    border-radius: 0 8px 8px 0;
}

.rbb-sale-top-right {
    top: 20px;
    right: 20px;
    border-radius: 8px 0 0 8px;
}

.rbb-sale-bottom-left {
    bottom: 20px;
    left: 20px;
    border-radius: 0 8px 8px 0;
}

.rbb-sale-bottom-right {
    bottom: 20px;
    right: 20px;
    border-radius: 8px 0 0 8px;
}

/* Pulse-Animation für Sale-Badge */
@keyframes rbb-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ==============================================
   Content-Bereich (Text und Buttons)
   ============================================== */

/* Content-Container über dem Bild */
.rbb-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    width: 100%;
    max-width: 100%;
    padding: 30px 20px;
    box-sizing: border-box;
    /* Kein fixed height - passt sich Inhalt an */
}

/* Innerer Content-Container für Zentrierung */
.rbb-content-inner {
    text-align: center;
    max-width: 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* ==============================================
   Überschrift und Untertitel - Mobile First
   ============================================== */

/* H1 Hauptüberschrift */
.rbb-heading {
    font-size: 22px; /* Etwas kleiner auf Mobile für mehr Platz */
    font-weight: 700;
    line-height: 1.4; /* Mehr Zeilenhöhe */
    margin: 0 0 8px 0;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
    color: #ffffff;
    animation: rbb-fade-in-up 0.8s ease-out;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

/* Untertitel */
.rbb-subtitle {
    font-size: 14px; /* Etwas kleiner auf Mobile */
    line-height: 1.5;
    margin: 0 0 16px 0;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
    color: #ffffff;
    animation: rbb-fade-in-up 0.8s ease-out 0.2s both;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

/* Fade-in Animation */
@keyframes rbb-fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==============================================
   Buttons - Mobile First Design
   ============================================== */

/* Button-Container */
.rbb-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
    animation: rbb-fade-in-up 0.8s ease-out 0.4s both;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

/* Einzelne Buttons nebeneinander bei 2 Buttons */
.rbb-buttons-double {
    flex-direction: column; /* Auf Mobile untereinander */
    flex-wrap: wrap;
    justify-content: center;
}

/* Button Grundstil */
.rbb-button {
    display: inline-block;
    padding: 12px 24px; /* Kompakter auf Mobile */
    font-size: 14px; /* Gut lesbar */
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    width: 100%; /* Volle Breite auf Mobile */
    max-width: 260px; /* Aber nicht zu breit */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    white-space: nowrap; /* Kein Umbruch */
    overflow: hidden;
    text-overflow: ellipsis; /* ... bei zu langem Text */
    box-sizing: border-box;
}

/* Primary Button */
.rbb-button-primary {
    background: #0073aa;
    color: #ffffff;
    border-color: #0073aa;
}

.rbb-button-primary:hover {
    background: #005a87;
    border-color: #005a87;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.3);
}

/* Secondary Button */
.rbb-button-secondary {
    background: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.rbb-button-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

/* Active State für Touch-Geräte */
.rbb-button:active {
    transform: translateY(0);
}

/* ==============================================
   Responsive Breakpoints - Mobile First Approach
   ============================================== */

/* Kleine Mobile Geräte (bis 400px) */
@media screen and (max-width: 400px) {
    .rbb-banner-wrapper {
        margin-bottom: 0; /* KEIN Abstand */
    }
    
    /* min-height ENTFERNT - Banner hat exakt Bildhöhe */
    
    .rbb-content {
        padding: 25px 15px; /* Mehr vertikales Padding */
    }
    
    .rbb-heading {
        font-size: 19px; /* Kompakter auf kleinen Screens */
        margin-bottom: 6px;
        line-height: 1.4;
    }
    
    .rbb-subtitle {
        font-size: 13px;
        margin-bottom: 14px;
        line-height: 1.5;
    }
    
    .rbb-button {
        padding: 11px 20px;
        font-size: 13px;
        width: 100%;
        max-width: 240px;
    }
    
    .rbb-buttons {
        gap: 8px;
    }
    
    .rbb-slider-prev,
    .rbb-slider-next {
        width: 32px;
        height: 32px;
    }
    
    .rbb-slider-prev svg,
    .rbb-slider-next svg {
        width: 16px;
        height: 16px;
    }
    
    .rbb-slider-prev {
        left: 8px;
    }
    
    .rbb-slider-next {
        right: 8px;
    }
    
    .rbb-sale-badge {
        padding: 8px 12px;
        font-size: 12px;
    }
    
    .rbb-sale-top-left,
    .rbb-sale-top-right {
        top: 12px;
    }
    
    .rbb-sale-bottom-left,
    .rbb-sale-bottom-right {
        bottom: 12px;
    }
    
    .rbb-sale-top-left,
    .rbb-sale-bottom-left {
        left: 12px;
    }
    
    .rbb-sale-top-right,
    .rbb-sale-bottom-right {
        right: 12px;
    }
}

/* Tablets Portrait (ab 600px) */
@media screen and (min-width: 600px) {
    .rbb-banner-wrapper {
        margin-bottom: 0; /* KEIN Abstand */
    }
    
    /* min-height ENTFERNT - Banner hat exakt Bildhöhe */
    
    .rbb-content {
        padding: 40px 30px;
    }
    
    .rbb-heading {
        font-size: 32px; /* Größer auf Tablet */
        margin-bottom: 12px;
        line-height: 1.3;
    }
    
    .rbb-subtitle {
        font-size: 18px;
        margin-bottom: 20px;
    }
    
    .rbb-buttons {
        flex-direction: row; /* Nebeneinander auf Tablet */
        gap: 14px;
    }
    
    .rbb-button {
        width: auto; /* Nicht mehr volle Breite */
        min-width: 180px;
        padding: 14px 32px;
        font-size: 16px;
    }
    
    .rbb-slider-dots {
        bottom: 24px;
        gap: 10px;
        padding: 10px 20px;
    }
    
    .rbb-dot {
        width: 12px;
        height: 12px;
    }
}

/* Tablets Landscape und kleine Desktops (ab 900px) */
@media screen and (min-width: 900px) {
    .rbb-banner-wrapper {
        margin-bottom: 0; /* KEIN Abstand */
    }
    
    /* min-height ENTFERNT - Banner hat exakt Bildhöhe */
    
    .rbb-content {
        padding: 50px 60px;
    }
    
    .rbb-heading {
        font-size: 42px; /* Größer auf Desktop */
        margin-bottom: 16px;
        line-height: 1.2;
    }
    
    .rbb-subtitle {
        font-size: 20px;
        margin-bottom: 26px;
    }
    
    .rbb-button {
        padding: 16px 40px;
        font-size: 17px;
        min-width: 200px;
    }
    
    .rbb-buttons {
        gap: 16px;
    }
    
    .rbb-slider-prev,
    .rbb-slider-next {
        width: 48px;
        height: 48px;
    }
    
    .rbb-slider-prev svg,
    .rbb-slider-next svg {
        width: 24px;
        height: 24px;
    }
    
    .rbb-slider-prev {
        left: 24px;
    }
    
    .rbb-slider-next {
        right: 24px;
    }
}

/* Große Desktops (ab 1400px) */
@media screen and (min-width: 1400px) {
    /* min-height ENTFERNT - Banner hat exakt Bildhöhe */
    
    .rbb-heading {
        font-size: 52px; /* Noch größer auf großen Screens */
        margin-bottom: 22px;
    }
    
    .rbb-subtitle {
        font-size: 22px;
        margin-bottom: 36px;
    }
    
    .rbb-button {
        padding: 18px 48px;
        font-size: 18px;
        min-width: 220px;
    }
    
    .rbb-slider-prev {
        left: 32px;
    }
    
    .rbb-slider-next {
        right: 32px;
    }
    
    .rbb-sale-badge {
        padding: 16px 28px;
        font-size: 18px;
    }
}

/* ==============================================
   Performance-Optimierungen
   ============================================== */

/* Hardware-Beschleunigung für Animationen */
.rbb-slide,
.rbb-button,
.rbb-slider-prev,
.rbb-slider-next,
.rbb-dot {
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Lazy Loading Support für Bilder */
.rbb-slide img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in;
}

.rbb-slide img[loading="lazy"].loaded {
    opacity: 1;
}

/* ==============================================
   Accessibility - Screenreader und Keyboard
   ============================================== */

/* Focus-States für Keyboard-Navigation */
.rbb-button:focus,
.rbb-slider-prev:focus,
.rbb-slider-next:focus,
.rbb-dot:focus {
    outline: 3px solid #0073aa;
    outline-offset: 2px;
}

/* Skip-Links für Screenreader */
.rbb-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==============================================
   Print-Styles
   ============================================== */

@media print {
    .rbb-slider-prev,
    .rbb-slider-next,
    .rbb-slider-dots {
        display: none !important;
    }
    
    .rbb-slide {
        opacity: 1 !important;
        position: relative !important;
    }
    
    .rbb-banner-container {
        page-break-inside: avoid;
    }
}

/* ==============================================
   Reduced Motion für Barrierefreiheit
   ============================================== */

@media (prefers-reduced-motion: reduce) {
    .rbb-slide,
    .rbb-button,
    .rbb-slider-prev,
    .rbb-slider-next,
    .rbb-dot,
    .rbb-heading,
    .rbb-subtitle,
    .rbb-buttons {
        animation: none !important;
        transition: none !important;
    }
    
    .rbb-sale-badge {
        animation: none !important;
    }
}

/* ==============================================
   Dark Mode Support
   ============================================== */

@media (prefers-color-scheme: dark) {
    .rbb-button-secondary {
        border-color: rgba(255, 255, 255, 0.9);
    }
    
    .rbb-slider-prev,
    .rbb-slider-next {
        background: rgba(0, 0, 0, 0.7);
    }
    
    .rbb-slider-prev svg,
    .rbb-slider-next svg {
        color: #ffffff;
    }
}