/* --- Basic Setup & Variables --- */
:root {
    /* Default theme is set on body, these are fallbacks */
    --bg-color: #0f172a;
    --text-color: #e2e8f0;
    --title-color: #7dd3fc;
    --container-bg: #1e293b;
    --accent-color: #38bdf8;
    --accent-hover: #0ea5e9;
    --border-color: #334155;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --text-shadow: 1px 1px 2px var(--shadow-color);
}

/* --- THEME DEFINITIONS --- */
/* Dark Themes */
.theme-dark-sky { --bg-color: #0c1445; --text-color: #e0e0e0; --title-color: #90cdf4; --container-bg: #1a2035; --accent-color: #63b3ed; --accent-hover: #4299e1; --border-color: #2c3a57; }
.theme-dark-charcoal { --bg-color: #1a1a1a; --text-color: #cccccc; --title-color: #fca5a5; --container-bg: #2b2b2b; --accent-color: #ef4444; --accent-hover: #dc2626; --border-color: #444444; }
.theme-dark-forest { --bg-color: #111827; --text-color: #d1d5db; --title-color: #86efac; --container-bg: #1f2937; --accent-color: #4ade80; --accent-hover: #22c55e; --border-color: #374151; }
.theme-dark-midnight { --bg-color: #1e1b4b; --text-color: #e0e7ff; --title-color: #c4b5fd; --container-bg: #312e81; --accent-color: #a78bfa; --accent-hover: #8b5cf6; --border-color: #4338ca; }
.theme-dark-slate { --bg-color: #262626; --text-color: #d4d4d4; --title-color: #fdba74; --container-bg: #404040; --accent-color: #fb923c; --accent-hover: #f97316; --border-color: #525252; }
/* Light Themes */
.theme-light-paper { --bg-color: #f5f5f4; --text-color: #333; --title-color: #881337; --container-bg: #ffffff; --accent-color: #be123c; --accent-hover: #9f1239; --border-color: #e5e5e5; }
.theme-light-mint { --bg-color: #f0fdfa; --text-color: #0f766e; --title-color: #0d9488; --container-bg: #ccfbf1; --accent-color: #14b8a6; --accent-hover: #0d9488; --border-color: #99f6e4; }
.theme-light-solar { --bg-color: #fdf6e3; --text-color: #586e75; --title-color: #268bd2; --container-bg: #eee8d5; --accent-color: #2aa198; --accent-hover: #073642; --border-color: #93a1a1; }
.theme-light-peach { --bg-color: #fff7ed; --text-color: #7c2d12; --title-color: #ea580c; --container-bg: #ffedd5; --accent-color: #f97316; --accent-hover: #ea580c; --border-color: #fed7aa; }
.theme-light-gray { --bg-color: #f3f4f6; --text-color: #1f2937; --title-color: #4f46e5; --container-bg: #ffffff; --accent-color: #6366f1; --accent-hover: #4f46e5; --border-color: #e5e7eb; }

/* --- FONT SIZE DEFINITIONS --- */
#content-container.font-size-small p { font-size: 0.8rem; }
#content-container.font-size-normal p { font-size: 1rem; }
#content-container.font-size-large p { font-size: 1.15rem; }
#content-container.font-size-xlarge p { font-size: 1.3rem; }
#content-container.font-size-xxlarge p { font-size: 1.5rem; }

/* --- General Body & Typography --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Lato', 'Aptos', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.5s ease, color 0.5s ease;
    line-height: 1.7;
}

/* --- Main Layout & Containers --- */
.main-header {
    text-align: center;
    padding: 2rem 1rem;
}
main {
    max-width: 800px;
    margin: 0 auto;
    padding: 1.5rem;
    background-color: var(--container-bg);
    border-radius: 16px;
    box-shadow: 0 10px 25px var(--shadow-color);
    transition: background-color 0.5s ease;
}
@media (max-width: 850px) {
    main {
        margin: 0 1rem 1rem 1rem;
        padding: 1rem;
        border-radius: 12px;
    }
}

/* --- Titles & Text --- */
h1, h2, h3 {
    font-family: 'Gabriela', serif;
    color: var(--title-color);
    text-shadow: var(--text-shadow);
    transition: color 0.5s ease;
    letter-spacing: 0.5px;
}
h1 {
    font-size: clamp(2rem, 5vw, 2.8rem);
    display: inline-flex;
    align-items: center;
    gap: 1rem;
}
h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}
h3 {
    font-size: clamp(1.2rem, 3.5vw, 1.5rem);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}
p {
    margin-bottom: 1.25rem;
    transition: font-size 0.3s ease;
}
p:last-child {
    margin-bottom: 0;
}
hr {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 3rem 0;
}
blockquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--accent-color);
    background-color: rgba(0,0,0,0.1);
    border-radius: 0 8px 8px 0;
    font-style: italic;
}
blockquote footer {
    margin-top: 0.5rem;
    font-style: normal;
    font-weight: bold;
    text-align: right;
}
.confession-box, .prayer-box {
    margin: 2rem 0;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    background-color: rgba(0,0,0,0.1);
    border-radius: 12px;
}

/* --- Header & Settings Cog --- */
.title-clickable {
    cursor: pointer;
    user-select: none;
}
.cog {
    font-size: 1.8rem;
    transition: transform 0.5s ease;
}
.title-clickable:hover .cog {
    transform: rotate(90deg);
}

/* --- Settings Panel --- */
.settings-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background-color: var(--container-bg);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    z-index: 1000;
    width: 90%;
    max-width: 500px;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    border: 1px solid var(--border-color);
}
.settings-panel.visible {
    display: block;
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}
.settings-section {
    margin-bottom: 1.5rem;
}
.settings-section:last-child {
    margin-bottom: 0;
}
.settings-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.theme-options {
    gap: 0.5rem 0.75rem;
}

/* --- Buttons --- */
.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 2rem;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
}
.close-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}
.setting-btn {
    flex-grow: 1;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: bold;
    font-family: 'Lato', sans-serif;
    color: var(--bg-color);
    background-color: var(--accent-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease-in-out;
    user-select: none;
}
.setting-btn:hover {
    background-color: var(--accent-hover);
}
.setting-btn:active {
    transform: translateY(3px);
    transition-duration: 0.05s;
}