/* === GRUND STILAR === */
body {
    font-family: 'Inter', sans-serif;
}

/* === SLIDE ÖVERGÅNGAR === */
.slide {
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
    position: absolute;
    width: 100%;
    height: 100%;
}

.slide.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95);
}

.slide.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

/* === DIAGRAM ANIMATIONER === */
.chart-bar {
    transition: width 0.7s ease-out;
    position: relative;
    background: linear-gradient(90deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    border-radius: 0 4px 4px 0;
    overflow: hidden;
}

.chart-bar:hover {
    transform: translateX(2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* === INPUT FÄLT BAKGRUNDER (enligt användarregler) === */
.input-field {
    background-color: #fef3c7; /* Gul bakgrund för indata */
    border: 2px solid #f59e0b;
    padding: 8px 12px;
    border-radius: 4px;
}

.input-field:focus {
    outline: none;
    border-color: #d97706;
    background-color: #fef2c7;
}

/* === RESPONSIV DESIGN === */
@media (max-width: 768px) {
    /* Här skedde en uppdatering... optimerad layout för mobil med större presentation-område */
    body {
        padding: 0.5rem !important;
        min-height: 100vh !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    .w-full.max-w-6xl {
        height: 100vh !important;
        max-height: 100vh !important;
        display: flex !important;
        flex-direction: column !important;
        position: relative !important;
    }
    
    /* Presentation-container tar upp nästan hela skärmen */
    #presentation-container {
        aspect-ratio: unset !important;
        height: calc(100vh - 60px) !important; /* Lämnar bara 60px för navigation */
        min-height: calc(100vh - 60px) !important;
        max-height: calc(100vh - 60px) !important;
        overflow-y: auto !important;
        margin-bottom: 0 !important;
        width: 100% !important;
    }
    
    .slide {
        padding: 1rem !important;
        height: 100% !important;
        overflow-y: auto !important;
        /* Stark kontrast på mobil */
        background: white !important;
        color: #111827 !important;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
    }
    
    /* Speciell behandling för första sliden (titelbild) */
    #slide-1 {
        background: linear-gradient(135deg, #1e3a8a 0%, #3730a3 50%, #581c87 100%) !important;
        color: white !important;
    }
    
    .slide h1 {
        font-size: 2rem !important;
        color: #111827 !important;
        font-weight: 700 !important;
        margin-bottom: 1rem !important;
    }
    
    .slide h2 {
        font-size: 1.5rem !important;
        color: #111827 !important;
        font-weight: 600 !important;
        margin-bottom: 1.5rem !important;
    }
    
    /* Titelbild behåller vit text */
    #slide-1 h1, #slide-1 h2, #slide-1 p {
        color: white !important;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5) !important;
    }
    
    /* Alla andra element mörka på vit bakgrund */
    .slide p, .slide li, .slide span {
        color: #111827 !important;
    }
    
    .chart-bar {
        height: 1.2rem !important;
        margin-bottom: 0.75rem !important;
        border-radius: 6px !important;
    }
    
    .chart-bar span {
        font-size: 0.8rem !important;
        font-weight: bold !important;
    }
    
    /* Navigation fixerad längst ner på skärmen */
    .mt-4.flex.items-center.justify-between {
        margin: 0 !important;
        flex-direction: row !important;
        justify-content: center !important;
        align-items: center !important;
        gap: 0.375rem !important;
        flex-wrap: nowrap !important;
        padding: 0.5rem !important;
        background: rgba(255, 255, 255, 0.98) !important;
        border-radius: 0 !important;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1) !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        transform: none !important;
        z-index: 1000 !important;
        width: 100% !important;
        height: 60px !important;
        display: flex !important;
    }
    
    /* Lagom stora knappar för mobilnavigation */
    button {
        padding: 0.375rem 0.75rem !important;
        font-size: 0.875rem !important;
        min-height: 40px !important;
        border-radius: 6px !important;
        white-space: nowrap !important;
        font-weight: 500 !important;
    }
    
    /* Språk- och specialknappar */
    #lang-toggle, #data-toggle, #lessons-btn {
        padding: 0.375rem 0.5rem !important;
        font-size: 0.8rem !important;
        min-height: 36px !important;
    }
    
    /* Navigation knappar viktiga och tydliga */
    #prev-btn, #next-btn {
        padding: 0.375rem 0.75rem !important;
        font-size: 0.875rem !important;
        min-height: 40px !important;
        flex: 0 0 auto !important;
        font-weight: 600 !important;
    }
    
    /* Slide-räknare tydlig */
    #slide-counter {
        font-size: 0.875rem !important;
        padding: 0 0.5rem !important;
        flex: 0 0 auto !important;
        font-weight: 700 !important;
        color: #374151 !important;
    }
    
    /* Bättre listformatering på mobil */
    .slide ul li {
        font-size: 1rem !important;
        line-height: 1.6 !important;
        margin-bottom: 0.75rem !important;
    }
    
    /* Förbättrad tooltip-synlighet på mobil */
    #js-tooltip {
        font-size: 0.9rem !important;
        padding: 12px 16px !important;
        max-width: 90vw !important;
        background: rgba(0, 0, 0, 0.98) !important;
        border: 2px solid rgba(255, 255, 255, 0.2) !important;
    }
    
    /* Dölj touch-instructions för att spara utrymme */
    #touch-instructions {
        display: none !important;
    }
    
    /* Förbättra layout för knappar med grupper */
    .flex.items-center.gap-2 {
        gap: 0.25rem !important;
    }
    
    /* Optimerad text-storlek för läsbarhet */
    .slide p {
        font-size: 0.95rem !important;
        line-height: 1.5 !important;
    }
    
    .slide ul {
        font-size: 0.9rem !important;
    }
    
    /* Specialbehandling för kod-element */
    .slide code {
        font-size: 0.8rem !important;
        padding: 0.25rem 0.5rem !important;
    }
}

@media (max-width: 480px) {
    /* Här skedde en uppdatering... maximal utrymmesutnyttjande för små skärmar */
    body {
        padding: 0.25rem !important;
    }
    
    #presentation-container {
        height: calc(100vh - 50px) !important; /* Maximal utrymme för presentation */
        min-height: calc(100vh - 50px) !important;
        margin-bottom: 0 !important;
    }
    
    .slide {
        padding: 0.75rem !important;
        background: rgba(255, 255, 255, 0.98) !important;
    }
    
    .slide h1 {
        font-size: 1.5rem !important;
        line-height: 1.2 !important;
        margin-bottom: 0.75rem !important;
    }
    
    .slide h2 {
        font-size: 1.25rem !important;
        line-height: 1.3 !important;
        margin-bottom: 1rem !important;
    }
    
    .chart-bar {
        height: 1rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    .chart-bar span {
        font-size: 0.7rem !important;
    }
    
    /* Extremt kompakta knappar för maximal slide-yta */
    button {
        padding: 0.2rem 0.375rem !important;
        font-size: 0.7rem !important;
        min-height: 28px !important;
    }
    
    #lang-toggle, #data-toggle, #lessons-btn {
        padding: 0.2rem 0.3rem !important;
        font-size: 0.65rem !important;
        min-height: 26px !important;
    }
    
    #prev-btn, #next-btn {
        padding: 0.2rem 0.4rem !important;
        font-size: 0.7rem !important;
        font-weight: 700 !important;
    }
    
    /* Kompaktare text på små skärmar */
    .slide p {
        font-size: 0.85rem !important;
        line-height: 1.4 !important;
    }
    
    .slide ul li {
        font-size: 0.8rem !important;
        line-height: 1.4 !important;
    }
    
    /* Extremt kompakt slide-räknare */
    #slide-counter {
        font-size: 0.7rem !important;
        font-weight: 700 !important;
    }
    
    /* Navigation för små skärmar */
    .mt-4.flex.items-center.justify-between {
        gap: 0.25rem !important;
        padding: 0.375rem !important;
        height: 50px !important;
        bottom: 0 !important;
    }
}

/* === TOUCH NAVIGATION OMRÅDEN === */
.touch-area {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 25%;
    background: transparent;
    z-index: 10;
    cursor: pointer;
    /* Förbättrad touch-responsivitet */
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
    tap-highlight-color: rgba(0,0,0,0.1);
}

.touch-area.left {
    left: 0;
}

.touch-area.right {
    right: 0;
}

.touch-area:hover {
    background: rgba(0,0,0,0.05);
}

/* Extra stora touch-områden på mobil */
@media (max-width: 768px) {
    .touch-area {
        width: 35% !important;
        background: rgba(0,0,0,0.02) !important;
    }
    
    .touch-area:active {
        background: rgba(0,0,0,0.1) !important;
    }
    
    /* Visuell indikation för swipe på mobil */
    .touch-area.left::after {
        content: '‹';
        position: absolute;
        top: 50%;
        left: 10px;
        transform: translateY(-50%);
        font-size: 2rem;
        color: rgba(0,0,0,0.3);
        pointer-events: none;
    }
    
    .touch-area.right::after {
        content: '›';
        position: absolute;
        top: 50%;
        right: 10px;
        transform: translateY(-50%);
        font-size: 2rem;
        color: rgba(0,0,0,0.3);
        pointer-events: none;
    }
}

/* === LOADING ANIMATIONER === */
.loading-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === NOTIFIKATIONER === */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #10b981;
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

.notification.show {
    transform: translateX(0);
}

/* === TOOLTIP STILAR === */
/* Här skedde en uppdatering... förbättrade tooltip-funktionalitet med debug-hjälp */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 130%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.95);
    color: white;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 2000;
    max-width: 500px;
    text-align: center;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    visibility: hidden;
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.95);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 2000;
    visibility: hidden;
}

/* Här skedde en uppdatering... inaktiverade CSS-tooltips för att undvika dubbla tooltips */
/* CSS-tooltips inaktiverade - använder endast JavaScript-tooltips */
.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 0;
    visibility: hidden;
}

/* Specifika stilar för chart-bar tooltips */
.chart-bar.tooltip::before {
    max-width: 600px;
    white-space: normal;
    text-align: left;
    line-height: 1.4;
    bottom: 140%;
}

.chart-bar.tooltip::after {
    bottom: 130%;
}

/* Debug hjälp - visar när tooltip har data */
.tooltip[data-tooltip]:not([data-tooltip=""]) {
    border: 1px dotted rgba(255, 0, 0, 0.3);
}

/* === DATA VÄXEL KNAPP === */
#data-toggle {
    position: relative;
}

#data-toggle.showing-verified {
    background: #059669;
}

#data-toggle.showing-verified:hover {
    background: #047857;
}

/* === KÄLL LÄNKAR === */
.source-link {
    transition: all 0.2s ease;
}

.source-link:hover {
    background: #f3f4f6;
    padding: 2px 4px;
    border-radius: 4px;
}

/* === SLIDE SPECIFIKA STILAR === */
.slide-1 {
    background: linear-gradient(135deg, #1e3a8a 0%, #3730a3 50%, #581c87 100%);
}

.metric-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 12px rgba(0,0,0,0.15);
}

/* === PRINT STILAR === */
@media print {
    body {
        background: white !important;
    }
    
    .slide {
        position: static !important;
        opacity: 1 !important;
        transform: none !important;
        page-break-after: always;
    }
    
    .slide.hidden {
        display: block !important;
        opacity: 1 !important;
    }
    
    .navigation,
    #lang-toggle,
    #data-toggle,
    #touch-instructions {
        display: none !important;
    }
}

/* === TILLGÄNGLIGHET === */
@media (prefers-reduced-motion: reduce) {
    .slide,
    .chart-bar,
    .notification,
    .tooltip::after {
        transition: none !important;
    }
}

/* === FOCUS STILAR FÖR TANGENTBORDSNAVIGATION === */
button:focus,
.touch-area:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* === DARK MODE SUPPORT === */
@media (prefers-color-scheme: dark) {
    body {
        background: #111827;
        color: #f9fafb;
    }
    
    .slide {
        background: #1f2937;
        color: #f9fafb;
    }
    
    .metric-card {
        background: #374151;
        color: #f9fafb;
    }
}

/* === MODAL STILAR === */
/* Här skedde en uppdatering... lade till modal-stilar för utvecklingslärdomar */
#lessons-modal {
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease-out;
}

#lessons-modal.hidden {
    animation: fadeOut 0.3s ease-out;
}

#lessons-modal .bg-white {
    transform: scale(0.95);
    animation: modalSlideIn 0.3s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes modalSlideIn {
    from {
        transform: scale(0.95) translateY(-20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

/* Modal innehåll formatering */
#lessons-modal code {
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.85em;
}

#lessons-modal li {
    margin-bottom: 0.5rem;
}

#lessons-modal h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Responsive modal */
@media (max-width: 768px) {
    #lessons-modal {
        padding: 1rem;
    }
    
    #lessons-modal .max-w-4xl {
        max-width: 100%;
    }
    
    #lessons-modal .p-6 {
        padding: 1rem;
    }
    
    #lessons-modal h3 {
        font-size: 1rem;
    }
    
    #lessons-modal li {
        font-size: 0.8rem;
    }
}

/* Tillgänglighet för modalen */
#lessons-modal:focus-within {
    outline: none;
}

#close-lessons:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}