}/* =========================================================
   IMPORT PREMIUM FONTS
========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&family=Lora:ital,wght@0,400;0,700;1,400&display=swap');

/* =========================================================
   RESET & BASE
========================================================= */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif); 
  font-size: 1.25rem;
  line-height: 1.8;   
  background: var(--bg);
  color: var(--text);
}

/* =========================================================
   DESIGN TOKENS & THEMES
========================================================= */

:root {
  --bg: #fdfdfd;
  --bg-soft: #F9F8F4; 
  --text: #1a1a1a;
  --text-muted: #555; 
  --text-main: #1a1a1a;
  --text-soft: #333; 
  
  /* Signature Brand Palette */
  --accent: #F8CD5F;  /* High-contrast Yellow */
  --accent-hover: #FCDD8E;
  --text-on-accent: #2d0000; /* Deep Maroon/Black for readability on yellow */
  --border: #E2DDCA; 

  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-serif: 'Lora', Georgia, serif;

  --content-width: 720px;
  --wide-width: 1110px;
  
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 120px; 

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-lg: 1.25rem;
  --text-xl: 1.8rem;
  --text-2xl: 2.8rem; 
}

[data-theme="dark"] {
  --bg: #0d0f12;
  --bg-soft: #16191d;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-main: #e2e8f0;
  --text-soft: #94a3b8;
  --accent: #F8CD5F; 
  --text-on-accent: #2d0000;
  --border: #2d3748;
}

::selection { background: var(--accent); color: var(--text-on-accent); }

/* =========================================================
   TYPOGRAPHY & LINKS
========================================================= */

h1, h2, h3, h4, .brand, .btn, .kicker, .utility-link, .topic-title, .nav-links a { 
  font-family: var(--font-sans); 
  line-height: 1.2; 
  /* James Clear-style letter spacing for "pop" */
  letter-spacing: 0.02em; 
  color: var(--text); 
}
h1 { font-size: var(--text-2xl); margin-bottom: var(--space-md); font-weight: 800; }
h2 { font-size: var(--text-xl); margin-bottom: var(--space-sm); font-weight: 700; }
h3 { font-size: var(--text-lg); font-weight: 700; }

a { color: var(--text); text-decoration: none; transition: all 0.2s ease; }
a:hover { color: var(--text-muted); }

.kicker {
    color: var(--accent); /* Turn it yellow */
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 800;
    font-size: 0.75rem;
    margin-bottom: 1rem;
    display: block;
}



/* =========================================================
   LAYOUT & CONTAINERS
========================================================= */

.container {
  width: 100%;
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 0 27px;
}

.container--narrow {
    max-width: 720px; /* The "Golden Range" for long-form reading */
    margin: 0 auto;
    padding: 0 1.5rem;
}
.section { padding: 60px 0; }
@media (min-width: 60em) {
  .section { padding: var(--space-xl) 0; }
}

.section--muted { background: var(--bg-soft); }
.center { text-align: center; }

/* =========================================================
   SITE HEADER
========================================================= */

.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 100;
  padding: 25px 0;
}

.nav-inner { display: flex; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 0.75rem; font-weight: 800; font-size: 1.1rem; }
.brand__mark { background: var(--text); color: var(--bg); padding: 2px 6px; border-radius: 2px; font-size: 0.75rem; }

.nav-links { display: flex; align-items: center; gap: 2rem; font-family: var(--font-sans); }
.nav-links a { font-size: 16px; font-weight: 600; color: var(--text); }
.nav-links a:hover { color: var(--text-muted); }

.theme-toggle { background: none; border: none; cursor: pointer; font-size: 1.1rem; padding: 4px; color: var(--text-muted); }

/* =========================================================
   HERO & UTILITY NAV
========================================================= */

.hero {
    position: relative;
    padding: 8rem 0;
    background-color: var(--bg);
    /* Subtle grid pattern */
    background-image: 
        linear-gradient(var(--bg-muted) 1px, transparent 1px),
        linear-gradient(90deg, var(--bg-muted) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center center;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--bg));
}

.hero__content { max-width: 850px; }
.hero__sub { 
  font-size: 1.4rem; 
  color: var(--text-muted); 
  line-height: 1.5; 
  font-family: var(--font-serif); 
  margin-bottom: var(--space-md); 
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 3.8rem);
    line-height: 1.1;    
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.utility-nav { display: flex; gap: 1rem; align-items: center; margin-top: var(--space-md); }
.utility-link { font-size: 13px; text-transform: uppercase; font-weight: 700; color: var(--text); letter-spacing: 0.05em; }
.utility-link:hover { color: var(--text-muted); text-decoration: underline; }
.sep { color: var(--border); font-size: 0.8rem; }

/* =========================================================
   FOUNDATIONAL CARD (START HERE)
========================================================= */

.foundational-card {
  padding: var(--space-lg);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-left: 8px solid var(--accent); /* Increased from 4px to 6px for weight */
  padding-left: 2.5rem;
  border-radius: 0;
  transition: transform 0.3s ease;
}

.foundational-card:hover { transform: translateY(-3px); }

.foundational-card__label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.featured-essay__title { font-size: 2.2rem; margin-bottom: var(--space-sm); font-family: var(--font-sans); font-weight: 800; }
.featured-essay__excerpt { color: var(--text-soft); margin-bottom: var(--space-md); font-size: 1.2rem; max-width: 700px; }

/* Common CTA Styling for "Begin Foundation", "Watch on YouTube", etc. */
.cta-highlight {
  display: inline-block;
  background: var(--accent);
  color: var(--text-on-accent) !important;
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
}
.cta-highlight:hover { background: var(--accent-hover); transform: translateX(5px); }

/* =========================================================
   RECENT & TOPICS GRID
========================================================= */

.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg) var(--space-xl);
  margin-top: var(--space-md);
}

.topic-title {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--text);
  display: inline-block;
}

.topic-list li {
    list-style: none;
    margin-bottom: 0.75rem;
    padding-left: 0;
    transition: padding-left 0.2s ease;
    border-left: 0 solid var(--accent); /* Hidden by default */
}

.topic-list li a {
    text-decoration: none;
    color: var(--text);
    display: block;
    line-height: 1.4;
}

/* The Hover State */
.topic-list li:hover {
    padding-left: 1rem; /* Physical "slide" effect */
    border-left: 3px solid var(--accent); /* Reveals the yellow line */
}

.topic-list li:hover a {
    color: var(--text); /* Keeps text readable */
}

/* Enhanced "Explore links" Interaction */
.explore-link { 
    color: var(--text) !important;
    font-weight: 700;
    font-family: var(--font-sans);
    text-transform: uppercase;
    font-size: 0.9rem;
    background: linear-gradient(to bottom, transparent 65%, var(--accent) 65%);
    padding: 0 2px;
}
.explore-link:hover { background: var(--accent); color: var(--text-on-accent) !important; }

.recent-list { margin-top: var(--space-md); }
.recent-item { 
  display: flex; 
  justify-content: space-between; 
  align-items: baseline; 
  padding: var(--space-sm) 0; 
  border-bottom: 1px solid var(--border);
}
.recent-item__date { font-family: var(--font-sans); font-size: var(--text-xs); color: var(--text-muted); flex-shrink: 0; }
.recent-item__title { font-size: 1.15rem; font-weight: 500; font-family: var(--font-serif); }

.archive-link {
  display: inline-block;
  margin-top: var(--space-md);
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--text);
  border-bottom: 2px solid var(--accent);
}
.archive-link:hover { color: var(--text-muted); border-color: var(--text-muted); }


/* =========================================================
   SELECTED ANALYSES
========================================================= */

/* Essay Grid Container */
.essay-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Individual Card Styling */
.essay-card {
    background: var(--card-bg, #ffffff);
    border: 1px solid var(--border-color, #e0e0e0);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 4px; /* Keeping it sharp and professional */
}

.essay-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.05);
    border-color: var(--accent-color, #d4af37); /* Subtle gold/accent border on hover */
}

.essay-card__title {
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 1rem;
    font-weight: 700;
}

.essay-card__title a {
    color: inherit;
    text-decoration: none;
}

.essay-card__excerpt {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted, #666);
    flex-grow: 1; /* Pushes content to maintain alignment */
}

/* =========================================================
   2. ARTICLE PAGE SPECIFIC STYLES
========================================================= */

.essay-title {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.02em; /* Tighter for large headings */
    margin-bottom: 1.5rem;
}

.essay-kicker {
    color: var(--accent);
    text-transform: uppercase;
    /* High tracking for the "Habit Tracker" style kicker */
    letter-spacing: 0.25em; 
    font-weight: 800;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.essay-meta {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 3rem;
}


/* Remove line separators (hr tags) from within the essay content */
.essay-body hr {
    display: none;
}

/* 1. Controlling the Readability Measure */
.article-content {
    max-width: 680px;      
    margin: 0 auto;
    line-height: 1.85;    
    font-size: 1.25rem;
    letter-spacing: 0.01em;    
}

.article-content p {
    letter-spacing: 0.015em; 
    margin-bottom: 1.8rem;
}


.article-content h2, 
.article-content h3 {
    margin-top: 4.5rem;  
    margin-bottom: 1.5rem; 
    line-height: 1.3;     
}


.article-content h3 {
    margin-top: 3.5rem;
    font-size: 1.75rem;
}

.article-content h2:first-child,
.article-content h3:first-child {
    margin-top: 1rem;
}


.insight-box {
    background-color: var(--bg-muted);
    border-left: 4px solid var(--accent);
    padding: 2rem;
    margin: 3rem 0;
    font-style: italic;
}

.article-header__meta {
    display: flex;
    gap: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 3rem;
}


/* =========================================================
   ALL ARTICLES PAGE
========================================================= */
.article-archive {
    padding: 8rem 0;
}

.archive-header {
    margin-bottom: 4rem;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 2rem;
}

.article-archive-item {
    margin-bottom: 4rem;
}

.article-archive-item__meta {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.article-archive-item__title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-archive-item__excerpt {
    color: var(--text-main);
    opacity: 0.8;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.article-archive-item__category a {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.05em;
}

/* =========================================================
   READ NEXT
========================================================= */

.read-next {
    margin-top: 5rem;
    padding-bottom: 5rem;
}

.read-next__kicker {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #999;
    margin-bottom: 1.5rem;
}

.read-next__list {
    border-top: 1px solid var(--border);
}

.read-next-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
}

.read-next-item__title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 400;
    line-height: 1.4;
}

.read-next-item__title a {
    color: var(--text-main);
    transition: color 0.2s;
}

.read-next-item__title a:hover {
    color: var(--accent);
}

.read-next__footer {
    margin-top: 2rem;
}

.all-articles-link {
    font-family: var(--font-sans);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
}

.all-articles-link span {
    transition: transform 0.2s ease;
}

.all-articles-link:hover span {
    transform: translateX(5px);
}

/* =========================================================
   VIDEO SECTION
========================================================= */

.video-grid { margin-top: var(--space-md); }
.video-card { 
  display: grid; 
  grid-template-columns: 1.2fr 1fr; 
  gap: 0; 
  background: var(--bg-soft); 
  border-radius: 0;
  overflow: hidden;
  border: 1px solid var(--border);
}

.video-placeholder {
  background: #000;
  height: 100%;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.video-card__content { padding: var(--space-lg); display: flex; flex-direction: column; justify-content: center; }
.video-card__title { font-size: 1.8rem; margin-bottom: var(--space-sm); font-weight: 800; }
.video-card__desc { color: var(--text-soft); margin-bottom: var(--space-md); font-family: var(--font-serif); }

/* =========================================================
   SUBSCRIBE FORM
========================================================= */

.subscribe { display: flex; gap: 0; margin-top: var(--space-lg); max-width: 600px; }
.subscribe input {
  flex: 1;
  padding: 15px 20px;
  border: 1px solid var(--border);
  border-right: none;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 18px;
}

.btn {
  padding: 15px 32px;
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: lowercase; 
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  font-size: 18px;
  display: inline-block;
}
.btn::first-letter { text-transform: uppercase; }

.btn--primary { 
  background: var(--accent); 
  color: var(--text-on-accent); 
}
.btn--primary:hover { 
  background: var(--accent-hover); 
  transform: translateY(-3px);
  box-shadow: 0px 4px 15px rgba(50, 1, 1, 0.1);
}

/* =========================================================
   FOOTER
========================================================= */

.site-footer { 
  padding: var(--space-xl) 0; 
  border-top: 1px solid var(--border); 
  text-align: center; 
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 2;
}

/* =========================================================
   RESPONSIVE
========================================================= */


.prose blockquote {
    margin: 4rem -2.5rem; /* Wider pull-out */
    padding: 2.5rem;
    background-color: var(--bg-soft);
    border-left: 6px solid var(--accent); /* Thicker line */
    font-size: 1.4rem;
    line-height: 1.6;
    font-style: italic;
    color: var(--text-main);
    font-family: var(--font-serif);
}

/* Responsive fix for blockquote on mobile */
@media (max-width: 768px) {
    .prose blockquote {
        margin: 2rem 0;
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
  :root { --text-2xl: 2.5rem; }
  .video-card { grid-template-columns: 1fr; }
  .video-placeholder { min-height: 200px; }
  .recent-item { flex-direction: column; gap: 0.2rem; }
  .subscribe { flex-direction: column; gap: 10px; }
  .subscribe input { border-right: 1px solid var(--border); }
  .nav-links a:not(.theme-toggle) { display: none; }
}