:root {
    /* Light Mode - alapértelmezett */
    --bg-color: #f3f3f3;
    --sidebar-bg: #f3f3f3;
    --card-bg: #ffffff;
    --text-primary: #1f1f1f;
    --text-reverse: #ffffff;
    --text-secondary: #5d5d5d;
    --accent: #b0f000;
    --accent-hover: #9ed600;
    --border: #e5e5e5;
    --nav-active-bg: #ffffff;
    --hover-bg: rgba(0,0,0,0.05);
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --green-start: #bbf7d0;
    --green-end: #f0fdf4;     
    --green-icon: #15803d;
    --green-icon-bg: #86efac;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Csak rendszer preferencia alapján - nincs felülírási lehetőség */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #202020;
        --sidebar-bg: #202020;
        --card-bg: #2b2b2b;
        --text-primary: #ffffff;
        --text-reverse: #1f1f1f;
        --text-secondary: #999999;
        --border: #333333;
        --nav-active-bg: #323232;
        --hover-bg: rgba(255,255,255,0.05);
        --shadow: 0 2px 8px rgba(0,0,0,0.3);
        --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
        --green-start: #1b392b; 
        --green-end: var(--card-bg);
        --green-icon: #4ade80;
        --green-icon-bg: #0e5627;
    }
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Segoe UI Variable', 'Segoe UI', 'system-ui', 'sans-serif';
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}


h1 { font-size: 18px; font-weight: 600; margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
h2 { font-size: 14px; font-weight: 600; margin: 0 0 12px 0; color: var(--text-primary); }
h3 { font-size: 12px; font-weight: 500; margin: 0 0 12px 0; color: var(--text-primary); }
p  { font-size: 12px; font-weight: 400; margin: 0 0 12px 0; color: var(--text-primary); }
span  { font-size: 12px; font-weight: 400; color: var(--text-primary); }
ul  { font-size: 12px; font-weight: 400; color: var(--text-primary); }

.text1 {font-size: 12px; font-weight: 500;}
.text2 {font-size: 12px; font-weight: 400;}
.text2-500 {font-size: 12px; font-weight: 500;}
.text2-sub {font-size: 12px; font-weight: 400; color: var(--text-secondary);}
.text3 {font-size: 10px; font-weight: 500;}

/* Container - reszponzív szélességek */
.container {
    width: 100%;
    margin: 0 auto;
    padding: 0 1rem; /* Mobilon szűkebb */
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1024px;
        padding: 0 2.5rem;
    }
}

@media (min-width: 1280px) {
    .container {
        max-width: 1280px;
        padding: 0 3rem;
    }
}

@media (min-width: 1536px) {
    .container {
        max-width: 1400px;
        padding: 0 4rem;
    }
}

/* Main content - Modern, reszponzív elrendezés */
main[role="main"] {
    flex: 1;
    overflow-y: auto;
    padding: 0 40px;
    scroll-behavior: smooth;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

main {
    flex: 1;
    overflow-y: auto;
    padding: 0 40px;
    scroll-behavior: smooth;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

main > * {
    width: 100%;
    max-width: 1100px;
}


/* Reszponzív padding a main-en belül */
@media (min-width: 640px) {
    main[role="main"] {
        padding: 2rem 0;
    }
}

@media (min-width: 1024px) {
    main[role="main"] {
        padding: 3rem 0;
    }
}

@media (min-width: 1280px) {
    main[role="main"] {
        padding: 4rem 0;
    }
}

/* Fade in animáció */
@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(10px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

/* Gomb stílusok */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 0.875rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    gap: 0.5rem;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--text-reverse);
    border-color: var(--accent);
    font-family: 'Segoe UI Variable', 'Segoe UI', 'system-ui', 'sans-serif';
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border);
    font-family: 'Segoe UI Variable', 'Segoe UI', 'system-ui', 'sans-serif';
}

.btn-outline:hover {
    background-color: var(--hover-bg);
    border-color: var(--text-secondary);
}

.btn-link {
    background: none;
    border: none;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    padding: 0;
    font: inherit;
}

/* Segédosztályok layout-hoz */
.content-wrapper {
    width: 100%;
    max-width: 80%;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .content-wrapper {
        max-width: 720px;
        margin: 0 auto;
    }
}

@media (min-width: 1024px) {
    .content-wrapper {
        max-width: 960px;
    }
}

@media (min-width: 1280px) {
    .content-wrapper {
        max-width: 1200px;
    }
}

@media (min-width: 640px) {
    .card {
        padding: 2rem;
    }
}

@media (min-width: 1024px) {
    .card {
        padding: 2.5rem;
    }
}

.grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr; /* Mobilon 1 oszlop */
}

@media (min-width: 768px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); } /* Tableten 2 oszlop */
}

@media (min-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(3, 1fr); } /* Desktopon 3 oszlop */
}


/* FAB Container fix pozíciója */
.fab-container {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 16px;
}

@media (max-width: 767px) {
    .fab-container {
        bottom: 32px;
        right: 20px;
        gap: 12px;
    }
}

/* Fő gomb stílusa és animációja */
.fab-main-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--accent);
    color: var(--text-reverse);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(176, 240, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.fab-main-btn.active {
    transform: rotate(135deg);
    background-color: #ef4444;
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.3);
}

.fab-main-btn:hover:not(.active) {
    transform: scale(1.1);
    box-shadow: 0 12px 28px rgba(176, 240, 0, 0.4);
}

/* Menü konténer */
.fab-menu {
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px) scale(0.8);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab-menu.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.fab-menu-item {
    background-color: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    transition: all 0.2s ease;
    transition-delay: calc(var(--i) * 0.05s);
}

.fab-item-icon {
    width: 32px;
    height: 32px;
    background: var(--hover-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.fab-menu-item:hover {
    transform: translateX(-8px);
    background-color: var(--bg-color);
    border-color: var(--accent);
}

/* ==========================================================================
   PWA INSTALLATION UI - FINAL
   - Position: Centered Bottom on ALL devices
   - Style: Neon Accent Button with Black Text
   ========================================================================== */

/* --- 1. Floating Install Button Container --- */
.pwa-install-fab {
    position: fixed;
    bottom: 40px;
    left: 50%;             /* Center horizontally on desktop */
    z-index: 1900;
    display: flex;
    align-items: center;
    gap: 12px;
    
    /* Smooth entrance animation */
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    
    /* HIDDEN STATE (Default) */
    opacity: 0;
    pointer-events: none;
    /* Initial offset for desktop centering */
    transform: translate(-50%, 150px);
}

/* VISIBLE STATE (Triggered via JS) */
.pwa-install-fab.visible {
    opacity: 1;
    pointer-events: auto;
    /* Restore position for desktop */
    transform: translate(-50%, 0);
}

/* --- 2. Main Install Button --- */
.btn-install {
    /* Design & Colors */
    background-color: var(--accent); /* Uses your site's neon green */
    color: #000000;  /* Black text (Requested) */
    
    /* Shape & Size */
    border: none;
    border-radius: 100px; /* Full pill shape */
    padding: 14px 32px;   /* Comfortable click area */
    
    /* Typography */
    font-family: 'Segoe UI Variable', 'Segoe UI', sans-serif;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 0.5px;
    text-transform: uppercase; 
    
    /* Layout */
    display: flex;
    align-items: center;
    gap: 12px;
    
    /* Interactive Props */
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(176, 240, 0, 0.5); /* Neon glow effect */
    transition: all 0.3s ease;
    
    /* Glass effect overlay */
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* Hover Effects */
.btn-install:hover {
    background-color: var(--accent-hover);
    transform: translateY(-4px) scale(1.02); /* Lift up slightly */
    box-shadow: 0 15px 35px rgba(176, 240, 0, 0.7); /* Stronger glow */
}

/* Active/Click Effects */
.btn-install:active {
    transform: translateY(-1px) scale(0.98);
}

/* --- 3. Close (Dismiss) Button --- */
.btn-install-close {
    width: 44px;
    height: 44px;
    
    /* Colors */
    background: var(--card-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    
    /* Shape */
    border-radius: 50%; 
    
    /* Alignment */
    display: flex;
    align-items: center;
    justify-content: center;
    
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    font-size: 18px;
    
    /* Prevent the button from losing its circular shape on small screens */
    flex-shrink: 0;
}

.btn-install-close:hover {
    background: #ff4d4d; /* Red background on hover */
    color: #ffffff;      /* White text */
    border-color: #ff4d4d;
    transform: rotate(90deg); /* Playful rotation */
    box-shadow: var(--shadow-lg);
}


/* --- 1. Floating Install Button Container --- */
.pwa-install-fab {
    position: fixed;
    bottom: 40px;
    left: 50%;             /* Center horizontally on desktop */
    z-index: 9999;
    
    display: flex;
    align-items: center;
    gap: 12px;
    
    /* Smooth entrance animation */
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    
    /* HIDDEN STATE (Default) */
    opacity: 0;
    pointer-events: none;
    /* Initial offset for desktop centering */
    transform: translate(-50%, 150px);
}

/* VISIBLE STATE (Triggered via JS) */
.pwa-install-fab.visible {
    opacity: 1;
    pointer-events: auto;
    /* Restore position for desktop */
    transform: translate(-50%, 0);
}


/* Mobile specific positioning and styling */
@media (max-width: 767px) {
    .pwa-install-fab {
        left: 50%;             /* Keep centered on mobile as requested */
        bottom: 32px;          /* Position from bottom */
        width: auto;           /* Auto width based on content */
        
        /* Hidden state logic for mobile centering */
        transform: translate(-50%, 150px);
        
        /* Allow absolute positioning of children */
        position: fixed; 
        flex-direction: row; 
    }

    .pwa-install-fab.visible {
        /* Restore center position */
        transform: translate(-50%, 0);
    }
    
    .btn-install {
        padding: 12px 24px;   /* Adjusted padding for mobile */
        font-size: 14px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.15); /* Slightly stronger shadow */
    }

    /* "Smart" placement for the close button: 
       Positioned as a floating badge on the top-right corner */
    .btn-install-close {
        position: absolute;
        top: -10px;           /* Floats above the main button */
        right: -6px;          /* Floats slightly off the right edge */
        
        width: 30px;          /* Smaller compact size */
        height: 30px;
        font-size: 14px;
        
        background-color: var(--card-bg);
        border: 1px solid var(--border);
        box-shadow: 0 4px 8px rgba(0,0,0,0.2); /* distinct shadow to separate from background */
        z-index: 10;          /* Ensure it is above the main button */
    }
}

/* ==========================================================================
   iOS TUTORIAL MODAL
   ========================================================================== */

/* --- Overlay (Background) --- */
.pwa-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    
    background: rgba(0, 0, 0, 0.6); /* Darkened background */
    backdrop-filter: blur(8px);     /* Strong blur for focus */
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    
    /* HIDDEN STATE */
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    
    /* Flex Layout for positioning */
    display: flex;
}

/* VISIBLE STATE */
.pwa-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* --- Card Container --- */
.pwa-modal-card {
    background: var(--card-bg);
    color: var(--text-primary);
    width: 100%;
    max-width: 480px;
    
    /* Shadow & Border */
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    
    display: flex;
    flex-direction: column;
    padding: 32px;
    
    transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

/* RESPONSIVE: Mobile (Bottom Sheet) */
@media (max-width: 767px) {
    .pwa-modal-overlay {
        align-items: flex-end; /* Align to bottom */
        justify-content: center;
    }
    
    .pwa-modal-card {
        border-radius: 24px 24px 0 0; /* Rounded top corners only */
        transform: translateY(100%);  /* Slide up from bottom */
        padding-bottom: env(safe-area-inset-bottom, 40px); /* iPhone Home Bar safe area */
    }
    
    .pwa-modal-overlay.open .pwa-modal-card {
        transform: translateY(0);
    }
}

/* RESPONSIVE: Desktop/Tablet (Centered Dialog) */
@media (min-width: 768px) {
    .pwa-modal-overlay {
        align-items: center;    /* Center Vertically */
        justify-content: center;/* Center Horizontally */
    }
    
    .pwa-modal-card {
        border-radius: 24px;   /* Fully rounded */
        transform: scale(0.95) translateY(20px); /* Slight zoom effect */
        opacity: 0;
    }
    
    .pwa-modal-overlay.open .pwa-modal-card {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

/* --- Step Items inside Modal --- */
.step-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
    padding: 16px;
    
    background: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 16px;
}

/* Circle Numbers/Icons */
.step-icon {
    min-width: 36px;
    height: 36px;
    
    background: var(--card-bg);
    color: var(--text-primary);
    border: 2px solid var(--accent); /* Accent colored border */
    
    font-size: 16px;
    font-weight: 700;
    
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: var(--shadow);
}