/* Bibelstark Hauptstilsheet */

:root {
    /* Hauptfarben - sanftere, beruhigende Palette */
    --color-primary: #2C4F6E;     /* Tiefes Blau für Vertrauenswürdigkeit */
    --color-secondary: #465B73;   /* Gedämpftes Blau für Unterstützung */
    --color-accent: #7A97B5;      /* Helles Blau für Akzente */
    --color-text: #1A2B3C;        /* Dunkelblau für optimale Lesbarkeit */
    --color-background: #F5F7FA;  /* Sehr helles Blaugrau für Ruhe */
    --color-surface: #FFFFFF;     /* Reines Weiß für Klarheit */
    --color-error: #8B0000;       /* Dunkelrot für Notfall */
    --color-warning: #E6B800;     /* Warmes Gold für Wichtiges */
    
    /* Optimierte Schriftgrößen für bessere Lesbarkeit */
    --font-size-xs: 0.8125rem;    /* 13px */
    --font-size-sm: 0.9375rem;    /* 15px */
    --font-size-base: 1.0625rem;  /* 17px */
    --font-size-lg: 1.25rem;      /* 20px */
    --font-size-xl: 1.5rem;       /* 24px */
    --font-size-2xl: 1.875rem;    /* 30px */
    --font-size-3xl: 2.25rem;     /* 36px */
    
    /* Harmonische Abstände */
    --spacing-xs: 0.375rem;      /* 6px */
    --spacing-sm: 0.75rem;       /* 12px */
    --spacing-md: 1.25rem;       /* 20px */
    --spacing-lg: 2rem;          /* 32px */
    --spacing-xl: 3rem;          /* 48px */
    
    /* Verfeinerte Schatten für mehr Tiefe */
    --shadow-sm: 0 2px 4px rgba(44, 79, 110, 0.06);
    --shadow-md: 0 4px 8px rgba(44, 79, 110, 0.08);
    --shadow-lg: 0 8px 16px rgba(44, 79, 110, 0.1);
    --shadow-xl: 0 12px 24px rgba(44, 79, 110, 0.12);
    
    /* Übergänge */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Rahmen */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
}

/* Dark Mode - sanftere Kontraste */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #7A97B5;      /* Helleres Blau */
        --color-secondary: #5A7795;    /* Mittleres Blau */
        --color-accent: #9DB4CC;       /* Sehr helles Blau */
        --color-text: #E5EBF1;         /* Helles Blaugrau */
        --color-background: #1A2B3C;   /* Dunkles Marineblau */
        --color-surface: #2C4F6E;      /* Mittleres Marineblau */
        --color-warning: #FFD700;      /* Helles Gold */
    }
}

/* Reset & Basis */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    font-weight: 400;
    text-rendering: optimizeLegibility;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
    padding-bottom: 4rem; /* Platz für Emergency-Button */
}

/* Emergency Button - Verbesserte Sichtbarkeit */
.emergency-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    background-color: var(--color-error);
    background-image: linear-gradient(45deg, #8B0000, #FF0000);
    color: white;
    border: 2px solid #660000;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    font-weight: 700;
    font-size: var(--font-size-lg);
    box-shadow: var(--shadow-xl),
                0 0 0 4px rgba(139, 0, 0, 0.1),
                inset 0 2px 4px rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    backdrop-filter: blur(4px);
    animation: pulseButton 2s infinite;
}

.emergency-button:hover {
    transform: scale(1.05);
    background-image: linear-gradient(45deg, #FF0000, #FF2200);
    box-shadow: 0 0 30px rgba(255, 0, 0, 0.4),
                0 0 0 6px rgba(139, 0, 0, 0.2),
                inset 0 2px 4px rgba(255, 255, 255, 0.2);
}

@keyframes pulseButton {
    0% {
        box-shadow: var(--shadow-xl),
                   0 0 0 4px rgba(139, 0, 0, 0.1),
                   inset 0 2px 4px rgba(255, 255, 255, 0.1);
    }
    50% {
        box-shadow: var(--shadow-xl),
                   0 0 0 8px rgba(139, 0, 0, 0),
                   inset 0 2px 4px rgba(255, 255, 255, 0.1);
    }
    100% {
        box-shadow: var(--shadow-xl),
                   0 0 0 4px rgba(139, 0, 0, 0.1),
                   inset 0 2px 4px rgba(255, 255, 255, 0.1);
    }
}

.emergency-button:active {
    transform: scale(0.98);
    background-image: linear-gradient(45deg, #CC0000, #FF0000);
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.3),
                inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Navigation */
.main-header {
    background-color: var(--color-surface);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo h1 {
    color: var(--color-primary);
    font-size: 2.5rem;
    line-height: 1.2;
    margin-block: 0.67em;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(44, 79, 110, 0.1);
}

.tagline {
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
    font-style: italic;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: rgba(44, 79, 110, 0.08);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Hauptinhalt */
.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) max(var(--spacing-xl), 5vw);
}

.section {
    margin-bottom: var(--spacing-xl) * 2;
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hauskreis Sektion */
.hauskreis-section .study-card {
    border-left: 4px solid var(--color-warning);
}

.hauskreis-section .study-card h3 {
    color: var(--color-warning);
}

.hauskreis-section .study-card p {
    line-height: 1.8;
}

/* Karten-Layouts */
.study-grid, .encouragement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.study-card, .card {
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border-left: 4px solid transparent;
}

.study-card:hover, .card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.9);
}

.study-card h3, .card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.study-card p, .card p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: var(--font-size-base);
}

.study-card footer, .card footer {
    color: var(--color-secondary);
    font-style: italic;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* Bibelvers-Styling */
.verse {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    background-color: var(--color-surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-primary);
    font-weight: 500;
    line-height: 1.8;
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}

.verse::before {
    content: '"';
    position: absolute;
    top: -0.2em;
    left: 0.2em;
    font-size: 6em;
    color: rgba(44, 79, 110, 0.06);
    font-family: Georgia, serif;
}

.verse footer {
    margin-top: var(--spacing-md);
    color: var(--color-secondary);
    font-size: var(--font-size-base);
    font-style: italic;
    text-align: right;
}

.verse-controls {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.verse-button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.verse-button:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.verse-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

@media (prefers-color-scheme: dark) {
    .verse-button {
        background-color: var(--color-primary);
        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1);
    }
    
    .verse-button:hover {
        background-color: var(--color-secondary);
        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
    }
}

/* Footer */
.main-footer {
    background-color: var(--color-surface);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-normal);
    padding: var(--spacing-xs) 0;
}

.footer-section a:hover {
    color: var(--color-primary);
}

.copyright {
    text-align: center;
    padding-top: var(--spacing-xl);
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
    border-top: 1px solid rgba(44, 79, 110, 0.1);
    margin-top: var(--spacing-xl);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .nav-container {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav-link {
        display: block;
        padding: var(--spacing-sm) var(--spacing-md);
        background-color: var(--color-surface);
        margin: 2px 0;
    }
    
    .emergency-button {
        bottom: 1rem;
        right: 1rem;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }
    
    .verse {
        font-size: var(--font-size-xl);
        padding: var(--spacing-md);
    }

    .verse::before {
        font-size: 4em;
    }
}

/* Print Styles */
@media print {
    .emergency-button {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .study-card, .card {
        break-inside: avoid;
        border: 1px solid #ccc;
        box-shadow: none;
    }
}