/* === CFM Corner — Unified Brand Styles === */
/* Learning Inspired palette + CFM Corner sage greens */

:root {
    /* Primary: Sage green (from CFM tree + LI logo) */
    --sage-dark: #4a6b52;
    --sage-mid: #7c9885;
    --sage-light: #aac1a7;
    --sage-pale: #dce8dd;
    --sage-bg: #f2f5f2;

    /* Accent: Gold/Amber (from LI logo) */
    --gold: #d5a93c;
    --gold-light: #e8cc7a;
    --gold-pale: #f5ecd0;

    /* Secondary: Slate blue (from LI logo) */
    --slate: #57899c;
    --slate-light: #8ab0be;

    /* Warm accents (from LI logo, for future use) */
    --terracotta: #c65528;
    --copper: #c37c3c;
    --mauve: #9f6578;
    --plum: #6a5983;

    /* Neutrals */
    --text-dark: #383731;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border: #c6d4c8;
    --white: #ffffff;

    /* Effects */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius: 8px;
    --radius-lg: 12px;
    --max-width: 1100px;
}

html { margin: 0; padding: 0; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background: var(--sage-bg);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
}

/* === Navigation === */
.site-nav {
    background: linear-gradient(135deg, var(--sage-dark) 0%, var(--sage-mid) 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}
.nav-top {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 16px 20px 12px;
    display: flex;
    align-items: center;
}
.nav-logo { text-decoration: none; color: white; display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-tree {
    height: 46px;
    width: 46px;
    object-fit: contain;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    padding: 4px;
}
.nav-title {
    font-family: Georgia, serif;
    font-size: 1.3em;
    font-weight: 600;
}
.nav-right {
    margin-left: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}
.nav-links { display: flex; gap: 6px; }
.nav-links a {
    color: white;
    text-decoration: none;
    font-size: 0.92em;
    opacity: 0.85;
    padding: 6px 14px;
    border-radius: 6px;
    transition: opacity 0.2s, background 0.2s;
}
.nav-links a:hover { opacity: 1; background: rgba(255,255,255,0.1); }
.nav-links a.active { opacity: 1; background: rgba(255,255,255,0.15); font-weight: 600; }
.nav-search {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    padding: 0 14px;
    height: 32px;
    width: 260px;
    transition: background 0.2s, border-color 0.2s;
}
.nav-search:focus-within {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.4);
}
.nav-search-icon { color: rgba(255,255,255,0.55); flex-shrink: 0; }
.nav-search input {
    background: none;
    border: none;
    color: white;
    font-size: 0.85em;
    padding: 0 8px;
    width: 100%;
    outline: none;
}
.nav-search input::placeholder { color: rgba(255,255,255,0.45); }
.nav-toggle { display: none; background: none; border: none; color: white; font-size: 1.5em; cursor: pointer; padding: 8px; }

/* === Main Content === */
.site-main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 30px 20px;
}

/* === Homepage === */
.hero-banner {
    position: relative;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    overflow: hidden;
    border-radius: 0 0 var(--radius) var(--radius);
    box-shadow: var(--shadow-md);
    aspect-ratio: 16 / 9;
    background: #c8c3a7;
}
.hero-video {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    transition: opacity 2s ease-in-out;
}
.hero-video.ended {
    opacity: 0;
    pointer-events: none;
}
.hero-svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.welcome-section {
    text-align: center;
    padding: 40px 20px 30px;
    background: linear-gradient(135deg, var(--sage-pale) 0%, var(--white) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 35px;
    border: 1px solid var(--border);
}
.welcome-section h1 {
    font-family: Georgia, serif;
    color: var(--sage-dark);
    font-size: 2.2em;
    margin-bottom: 12px;
    font-weight: normal;
}
.welcome-section p {
    color: var(--text-secondary);
    font-size: 1.05em;
    max-width: 650px;
    margin: 0 auto 20px;
}

.search-box input {
    width: 100%;
    max-width: 500px;
    padding: 12px 20px;
    border: 2px solid var(--border);
    border-radius: 30px;
    font-size: 1em;
    outline: none;
    transition: border-color 0.2s;
}
.search-box input:focus { border-color: var(--gold); }

/* Current Week Highlight */
.current-week-highlight { margin-bottom: 40px; }
.current-week-highlight h2 {
    font-family: Georgia, serif;
    color: var(--sage-dark);
    font-weight: normal;
    margin-bottom: 15px;
}
.current-week-card {
    display: block;
    background: linear-gradient(135deg, var(--sage-dark) 0%, var(--sage-mid) 60%, var(--slate) 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-md);
    border-left: 5px solid var(--gold);
}
.current-week-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}
.cw-week {
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
    margin-bottom: 6px;
}
.cw-title {
    font-family: Georgia, serif;
    font-size: 1.5em;
    margin-bottom: 8px;
}
.cw-scripture { font-size: 1em; opacity: 0.9; }
.cw-dates { font-size: 0.9em; opacity: 0.7; margin-bottom: 14px; }
.cw-cta {
    display: inline-block;
    font-size: 0.9em;
    font-weight: 600;
    background: var(--gold);
    color: var(--text-dark);
    padding: 8px 20px;
    border-radius: 20px;
    margin-top: 5px;
}

.section-heading {
    font-family: Georgia, serif;
    color: var(--sage-dark);
    font-weight: normal;
    margin-bottom: 20px;
}

/* === Week Grid (Homepage + All Weeks) === */
.week-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 40px;
}
.week-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.week-card-img {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    display: block;
    border-bottom: 1px solid var(--border);
}
.week-card-body {
    padding: 16px;
}
/* Cards without images get top padding to match visual weight */
.week-card:not(:has(.week-card-img)) {
    padding: 0;
}
.week-card:not(:has(.week-card-img)) .week-card-body {
    padding: 20px;
}
.week-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--sage-mid);
}
.week-card .week-num {
    font-family: Georgia, serif;
    color: var(--sage-mid);
    font-size: 0.85em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.week-card .week-title {
    font-family: Georgia, serif;
    font-size: 1.1em;
    color: var(--sage-dark);
    margin: 6px 0;
}
.week-card .week-dates { font-size: 0.85em; color: var(--text-muted); }
.week-card .week-scripture { font-size: 0.9em; color: var(--text-secondary); margin-top: 4px; }
.week-card.current {
    border-color: var(--gold);
    border-width: 2px;
    border-left-width: 4px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gold-pale) 100%);
}
.week-card.upcoming { opacity: 0.5; }

/* === Week List (horizontal cards for /weeks/) === */
.week-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 900px;
}
.week-list-card {
    display: flex;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
}
.week-list-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.week-list-card.current {
    border-color: var(--gold);
    border-width: 2px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gold-pale) 100%);
}
.week-list-card.upcoming { opacity: 0.5; }
.week-list-img {
    width: 240px;
    min-height: 180px;
    object-fit: cover;
    flex-shrink: 0;
}
.week-list-body {
    padding: 18px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
}
.week-list-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
}
.week-list-meta .week-num {
    font-size: 0.8em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gold);
}
.week-list-dates {
    font-size: 0.8em;
    color: var(--text-muted);
}
.week-list-title {
    font-family: Georgia, serif;
    font-size: 1.25em;
    color: var(--sage-dark);
    margin-bottom: 4px;
}
.week-list-scripture {
    font-size: 0.9em;
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.week-list-summary {
    font-size: 0.88em;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0 0 10px;
}
.week-list-cta {
    font-size: 0.85em;
    color: var(--sage-dark);
    font-weight: 600;
}

/* Curriculum Section */
.curriculum-section { margin: 45px 0; }
.curriculum-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.curriculum-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px 15px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
}
.curriculum-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.curriculum-card.active-year {
    border-color: var(--gold);
    border-width: 2px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gold-pale) 100%);
}
.curr-icon { font-size: 2.5em; margin-bottom: 8px; }
.curr-label { font-family: Georgia, serif; color: var(--sage-dark); font-size: 1em; }
.curr-year { font-size: 0.8em; color: var(--text-muted); margin-top: 4px; }

/* Subscribe Section */
.subscribe-section {
    text-align: center;
    background: linear-gradient(135deg, var(--sage-dark), #3d5242);
    color: white;
    padding: 45px 20px;
    border-radius: var(--radius-lg);
    margin-top: 40px;
}
.subscribe-section h2 { font-family: Georgia, serif; font-weight: normal; margin-bottom: 8px; }
.subscribe-section p { opacity: 0.85; margin-bottom: 20px; }
.subscribe-form { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.subscribe-form input {
    padding: 12px 20px;
    border: none;
    border-radius: 30px;
    font-size: 1em;
    width: 300px;
    outline: none;
}
.subscribe-form button {
    padding: 12px 28px;
    background: var(--gold);
    color: var(--text-dark);
    border: none;
    border-radius: 30px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.subscribe-form button:hover { background: var(--gold-light); }

/* === Week Landing Page === */
.week-header {
    background: linear-gradient(135deg, var(--sage-pale) 0%, var(--white) 100%);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin-bottom: 30px;
    text-align: center;
    overflow: hidden;
}
.week-header-img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 20px;
}
.week-header h1 {
    font-family: Georgia, serif;
    color: var(--sage-dark);
    font-size: 2em;
    font-weight: normal;
    margin-bottom: 8px;
}
.week-header .week-scripture-ref { font-size: 1.15em; color: var(--text-secondary); margin-bottom: 5px; }
.week-header .week-dates-range { font-size: 0.95em; color: var(--text-muted); }

.week-nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: 25px;
    font-size: 0.9em;
}
.week-nav a { color: var(--sage-mid); text-decoration: none; }
.week-nav a:hover { text-decoration: underline; color: var(--sage-dark); }

/* Quick Summary */
.quick-summary {
    background: var(--white);
    border-left: 4px solid var(--gold);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}
.quick-summary h2 {
    font-family: Georgia, serif;
    color: var(--sage-dark);
    font-size: 1.2em;
    margin-bottom: 12px;
}
.quick-summary p { color: var(--text-secondary); }

/* === Content Tabs === */
.tab-nav {
    display: flex;
    gap: 4px;
    background: var(--sage-pale);
    border-radius: var(--radius) var(--radius) 0 0;
    padding: 6px 6px 0;
    margin-bottom: 25px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.tab-btn {
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-radius: var(--radius) var(--radius) 0 0;
    font-family: Georgia, serif;
    font-size: 0.95em;
    color: var(--text-muted);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}
.tab-btn:hover { color: var(--sage-dark); background: rgba(255,255,255,0.5); }
.tab-btn.active {
    color: var(--sage-dark);
    background: var(--white);
    font-weight: 600;
    box-shadow: 0 -2px 0 var(--gold) inset;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Content panels */
.content-panel {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow-sm);
}

/* === Charts Page === */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.chart-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.2s, box-shadow 0.2s;
}
.chart-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--sage-mid);
}
.chart-card h3 { font-family: Georgia, serif; color: var(--sage-dark); font-size: 1em; margin-bottom: 6px; }
.chart-card p { font-size: 0.85em; color: var(--text-muted); }

/* === Footer === */
.site-footer {
    text-align: center;
    padding: 40px 20px;
    margin-top: 50px;
    background: var(--text-dark);
    color: rgba(255,255,255,0.7);
    font-size: 0.85em;
}
.footer-brand {
    font-family: Georgia, serif;
    font-size: 1.3em;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 15px;
}
.footer-li { margin: 15px 0; }
.footer-li-logo {
    height: 50px;
    width: auto;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.footer-li-logo:hover { opacity: 1; }
.footer-disclaimer { margin-top: 5px; font-style: italic; font-size: 0.9em; }

/* === Embedded Content (existing HTML) === */
.embedded-content { font-family: inherit; }
.embedded-content details > summary { list-style: none; }
.embedded-content details > summary::-webkit-details-marker { display: none; }
.embedded-content details > summary::marker { display: none; content: ""; }

/* Expand/Collapse button container — flex-wrap with gap for mobile stacking */
.toggle-all-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin: 30px 0; }
.toggle-all-buttons button { margin: 0 !important; }

/* === Print === */
@media print {
    .site-nav, .site-footer, .tab-nav, .week-nav { display: none; }
    .tab-content { display: block !important; page-break-before: always; }
    .content-panel { border: none; box-shadow: none; padding: 0; }
    body { background: white; }
}

/* === Tablet (601–768px) — compact nav but keep links visible === */
@media (max-width: 768px) {
    .nav-top { padding: 10px 16px; }
    .nav-tree { width: 38px; height: 38px; }
    .nav-title { font-size: 1.1em; }
    .nav-right { gap: 6px; }
    .nav-links a { font-size: 0.82em; padding: 5px 10px; }
    .nav-search { width: 200px; height: 30px; }
    .welcome-section h1 { font-size: 1.7em; }
    .week-grid { grid-template-columns: repeat(2, 1fr); }
    .week-header h1 { font-size: 1.5em; }
    .week-header { padding: 25px 20px; }
    .tab-btn { padding: 10px 14px; font-size: 0.85em; }
    .quick-summary { padding: 18px; }
    .curriculum-grid { grid-template-columns: repeat(2, 1fr); }
    .current-week-card { padding: 25px 20px; }
    .cw-title { font-size: 1.2em; }
    .subscribe-form input { width: 100%; }
    .content-panel { padding: 20px; }
    .site-main { padding: 20px 16px; }
    .hero-banner { aspect-ratio: 16 / 7; }
}

/* === Phone (≤600px) — hamburger nav, single-column layouts === */
@media (max-width: 600px) {
    .nav-top { padding: 10px 14px; }
    .nav-tree { width: 34px; height: 34px; }
    .nav-title { font-size: 1em; }
    .nav-right {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--sage-dark);
        padding: 12px 20px 16px;
        gap: 8px;
        z-index: 101;
        box-shadow: var(--shadow-md);
        align-items: stretch;
    }
    .nav-right.open { display: flex; }
    .nav-links { flex-direction: column; gap: 4px; }
    .nav-links a { padding: 10px 14px; border-radius: 6px; font-size: 0.95em; }
    .nav-search { width: 100%; margin-top: 4px; }
    .nav-toggle { display: block; margin-left: auto; }
    .welcome-section { padding: 25px 16px 20px; }
    .welcome-section h1 { font-size: 1.5em; }
    .welcome-section p { font-size: 0.95em; }
    .hero-banner { aspect-ratio: 4 / 3; }
    .week-grid { grid-template-columns: 1fr; gap: 14px; }
    .week-header h1 { font-size: 1.3em; }
    .week-header { padding: 20px 16px; }
    .week-header .week-scripture-ref { font-size: 1em; }
    .tab-nav { padding: 4px 4px 0; gap: 2px; }
    .tab-btn { padding: 9px 12px; font-size: 0.82em; }
    .quick-summary { padding: 16px; }
    .quick-summary h2 { font-size: 1.1em; }
    .content-panel { padding: 16px; }
    .site-main { padding: 16px 12px; }
    .curriculum-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .current-week-card { padding: 20px 16px; }
    .cw-title { font-size: 1.1em; }
    .cw-week { font-size: 0.8em; }
    .subscribe-section { padding: 30px 16px; margin-top: 30px; }
    .subscribe-form { flex-direction: column; align-items: center; gap: 8px; }
    .subscribe-form input { width: 100%; max-width: 320px; }
    .subscribe-form button { width: 100%; max-width: 320px; }
    /* Resource page grid override (inline styles use repeat(3)) */
    .chart-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .chart-card { padding: 20px 14px !important; }
    /* Embedded content: constrain iframes/images */
    .embedded-content iframe,
    .embedded-content img { max-width: 100%; height: auto; }
    .embedded-content table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .section-heading { font-size: 1.2em; }
    .site-footer { padding: 30px 16px; margin-top: 35px; }
    .footer-brand { font-size: 1.1em; letter-spacing: 2px; }
    /* Timeline info bar — stack on phone */
    .ot-timeline-info { flex-direction: column !important; text-align: center; padding: 14px 16px !important; }
    .ot-timeline-buttons { width: 100%; justify-content: center; }
    .ot-timeline-buttons a { flex: 1; min-width: 0; }
    /* Week list cards (all weeks page) */
    .week-list-card { flex-direction: column; }
    .week-list-img { width: 100%; min-height: 160px; max-height: 200px; }
    .week-list-body { padding: 14px 16px; }
}

/* === Small phone (≤340px) — tightest layout === */
@media (max-width: 340px) {
    .chart-grid { grid-template-columns: 1fr !important; max-width: 280px !important; margin-left: auto !important; margin-right: auto !important; }
    .curriculum-grid { grid-template-columns: 1fr; }
    .tab-btn { padding: 8px 8px; font-size: 0.78em; }
    .nav-title { font-size: 0.9em; }
}