/* ==========================================================================
   Classy Amber / Burnt Orange Executive Theme for johnloya.com
   Modeled after modern executive/author sites (e.g. jamesdooley.com)
   Zero bloat, 100/100 Core Web Vitals, pure semantic HTML/CSS
   Signature Color: Warm Amber / Terracotta Orange (#c2410c / #ea580c)
   ========================================================================== */

:root {
  --bg-dark: #1c1917;          /* Warm stone 900 for executive dark nav/footer */
  --bg-dark-border: #292524;   /* Warm stone 800 */
  --bg-body: #fafaf9;          /* Warm stone 50 ultra-clean body background */
  --bg-surface: #ffffff;
  --text-main: #1c1917;        /* Warm stone 900 */
  --text-muted: #57534e;       /* Warm stone 600 */
  --text-subtle: #78716c;      /* Warm stone 500 */
  --border-color: #e7e5e4;      /* Warm stone 200 */
  --border-hover: #d6d3d1;
  
  /* Classy, high-end signature orange palette */
  --orange-primary: #c2410c;    /* Rich burnt orange / amber-800 */
  --orange-hover: #9a3412;      /* Deep amber-900 */
  --orange-accent: #ea580c;     /* Vibrant beacon orange (used sparingly) */
  --orange-subtle: #fff7ed;     /* Soft warm cream/orange tint for badges & callouts */
  --orange-border: #fed7aa;     /* Warm amber tint for borders */
  
  --container-max: 880px;
  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

html {
  font-family: var(--font-system);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-body);
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.1rem, 4vw, 2.85rem);
  margin-bottom: 0.75rem;
}

h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  margin-top: 2.25rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.4rem;
}

h3 {
  font-size: 1.2rem;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

p strong {
  color: var(--text-main);
}

a {
  color: var(--orange-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

a:hover, a:focus-visible {
  color: var(--orange-hover);
}

/* Header & Nav */
.site-header {
  background-color: var(--bg-dark);
  border-bottom: 1px solid var(--bg-dark-border);
}

.site-nav {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.15rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-logo {
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.site-logo span {
  color: var(--orange-accent);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  font-weight: 500;
  color: #e7e5e4;
  font-size: 0.95rem;
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--orange-accent);
}

/* Main Container */
.site-main {
  flex: 1 0 auto;
  max-width: var(--container-max);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem 4.5rem;
}

/* Hero Section */
.hero {
  margin-bottom: 2.75rem;
}

.hero-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--orange-primary);
  margin-bottom: 0.5rem;
}

.hero-tagline {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  max-width: 720px;
}

/* Buttons */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  background-color: var(--orange-primary);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid var(--orange-primary);
  line-height: 1.2;
  transition: all 0.15s ease;
}

.btn:hover {
  background-color: var(--orange-hover);
  border-color: var(--orange-hover);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main) !important;
  border-color: var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  background-color: #f5f5f4;
}

/* Cards & Callouts */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.75rem;
  margin-bottom: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.card-featured {
  border-left: 4px solid var(--orange-primary);
  background: linear-gradient(180deg, #ffffff 0%, var(--orange-subtle) 100%);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background-color: var(--orange-subtle);
  color: var(--orange-primary);
  border: 1px solid var(--orange-border);
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

/* Structured Key Facts / Credential Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.95rem;
}

.data-table th, .data-table td {
  padding: 0.85rem 0.95rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background-color: #f5f5f4;
  color: var(--text-main);
  font-weight: 600;
}

.data-table tr:hover td {
  background-color: #fafaf9;
}

/* Books & Media Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.hub-card {
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.15s ease;
}

.hub-card:hover {
  border-color: var(--orange-primary);
  box-shadow: 0 4px 6px -1px rgba(194, 65, 12, 0.08);
}

.hub-card-title {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.hub-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Chapter Outline */
.chapter-row {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.chapter-heading {
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.chapter-summary {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--bg-dark-border);
  background-color: var(--bg-dark);
  color: #a8a29e;
  padding: 2.5rem 1.5rem;
  text-align: center;
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  margin-bottom: 1rem;
}

.footer-nav a {
  color: #e7e5e4;
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--orange-accent);
}