/* Summit Success CSS - Core Design System & Styling */

:root {
  /* Color Palette */
  --bg-dark: #0f1012;
  --bg-panel: #181a1f;
  --bg-panel-light: #22252a;
  --accent-orange: #f39c12;
  --accent-orange-hover: #e67e22;
  --accent-blue: #3498db;
  --accent-blue-hover: #2980b9;
  --text-primary: #f5f6fa;
  --text-secondary: #a0a5b5;
  --text-muted: #6f7485;
  --border-color: rgba(255, 255, 255, 0.08);
  --success: #2ecc71;
  --warning: #f1c40f;
  --danger: #e74c3c;
  
  /* Font Stacks */
  --font-header: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout Options */
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-orange);
  text-decoration: none;
  transition: var(--transition);
}

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

/* Header & Navigation */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(15, 16, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-header);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo i {
  color: var(--accent-orange);
  font-size: 1.5rem;
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: 6px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-cta {
  background: var(--accent-orange);
  color: #000 !important;
  font-weight: 700 !important;
  border-radius: 6px;
  padding: 10px 18px !important;
  box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

.nav-cta:hover {
  background: var(--accent-orange-hover) !important;
  transform: translateY(-2px);
}

/* Hero Banner */
.hero-banner {
  position: relative;
  height: 380px;
  margin-top: 70px;
  display: flex;
  align-items: center;
  background-image: url('/materials/637109604316375624.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(15, 16, 18, 0.5) 0%, rgba(15, 16, 18, 0.95) 100%);
}

.hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  z-index: 1;
}

.hero-banner h1 {
  font-family: var(--font-header);
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  text-shadow: 0 4px 10px rgba(0,0,0,0.5);
  letter-spacing: -1px;
}

.hero-banner p {
  font-size: 1.25rem;
  color: var(--accent-orange);
  font-weight: 500;
  text-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

/* Grid System and General Layout */
.content-wrapper {
  padding: 60px 0;
  min-height: 500px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center {
  text-align: center;
}

.text-orange {
  color: var(--accent-orange);
}

.emphasis {
  font-weight: 600;
}

/* Common Components */
.lead-text {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.highlight-quote {
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-primary);
  border-left: 4px solid var(--accent-orange);
  padding-left: 20px;
  margin: 25px 0;
}

.rounded-img {
  border-radius: var(--border-radius);
  max-width: 100%;
  height: auto;
}

.shadow {
  box-shadow: var(--shadow);
}

.card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: var(--shadow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-header);
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
  border: none;
}

.btn-primary {
  background-color: var(--accent-orange);
  color: #000;
  box-shadow: 0 4px 20px rgba(243, 156, 18, 0.25);
}

.btn-primary:hover {
  background-color: var(--accent-orange-hover);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(243, 156, 18, 0.35);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--accent-orange);
  color: var(--accent-orange);
}

.btn-outline:hover {
  background-color: var(--accent-orange);
  color: #000;
}

.btn-amazon {
  border-radius: 50px;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}

.btn-large {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.affiliate-disclosure-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* Split Columns */
.split-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 30px;
}

.col-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 24px;
}

.col-panel h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

/* Home Welcome Layout */
.hero-content-split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 60px;
}

.book-cover-wrapper {
  position: relative;
  max-width: 320px;
  margin: 0 auto;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
  transition: var(--transition);
}

.book-cover-wrapper:hover {
  transform: rotate(0deg) scale(1.02);
}

.book-cover-img {
  width: 100%;
  display: block;
}

.book-badge {
  position: absolute;
  top: 15px;
  right: -35px;
  background: #e74c3c;
  color: #fff;
  padding: 8px 35px;
  font-size: 0.75rem;
  font-weight: 700;
  transform: rotate(45deg);
  font-family: var(--font-header);
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.cta-card-inline {
  background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-panel-light) 100%);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--border-radius);
  padding: 25px;
  margin-top: 30px;
  box-shadow: var(--shadow);
}

.cta-card-inline h4 {
  font-family: var(--font-header);
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.cta-card-inline p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 70px;
}

.feature-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(243, 156, 18, 0.3);
}

.feature-icon {
  font-size: 2.2rem;
  color: var(--accent-orange);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-family: var(--font-header);
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.section-home-program {
  background: var(--bg-panel);
  border-radius: var(--border-radius);
  padding: 50px 30px;
  border: 1px solid var(--border-color);
}

.timeline-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin: 40px 0;
}

.timeline-step {
  flex: 1;
  text-align: center;
  background: var(--bg-panel-light);
  padding: 20px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.step-num {
  width: 36px;
  height: 36px;
  background: var(--accent-orange);
  color: #000;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 12px;
  font-family: var(--font-header);
}

.timeline-step h4 {
  font-family: var(--font-header);
  margin-bottom: 6px;
  font-size: 1rem;
}

.timeline-step p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.arrow-connector {
  color: var(--text-muted);
  font-size: 1.2rem;
}

/* About / Story Section */
.story-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
  align-items: start;
  margin-bottom: 60px;
}

.story-image img {
  width: 100%;
}

.image-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 10px;
}

.story-text h2 {
  font-family: var(--font-header);
  margin-bottom: 15px;
}

.story-text p {
  margin-bottom: 15px;
  color: var(--text-secondary);
}

.philosophy-block {
  margin-top: 60px;
}

.philosophy-block h2 {
  font-family: var(--font-header);
  text-align: center;
  margin-bottom: 15px;
}

.philosophy-block > p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--text-secondary);
}

.col-panel h3 {
  font-family: var(--font-header);
}

.text-danger {
  color: var(--danger);
}

.text-success {
  color: var(--success);
}

/* Assessment Page */
.assessment-container {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 40px;
  margin-bottom: 50px;
  box-shadow: var(--shadow);
}

.assessment-intro {
  text-align: center;
  margin-bottom: 40px;
}

.assessment-intro h3 {
  font-family: var(--font-header);
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.checklist-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.checklist-section {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--border-radius);
}

.checklist-section h4 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-orange);
}

.checklist-section h4 i {
  color: var(--accent-orange);
}

.section-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 12px;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  cursor: pointer;
}

.check-item input[type="checkbox"] {
  margin-top: 4px;
  accent-color: var(--accent-orange);
  width: 18px;
  height: 18px;
}

.check-text {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.tip-box {
  background: rgba(52, 152, 219, 0.1);
  border-left: 3px solid var(--accent-blue);
  padding: 12px;
  border-radius: 0 6px 6px 0;
  font-size: 0.8rem;
  line-height: 1.4;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.assessment-status-box {
  grid-column: span 2;
  margin-top: 40px;
  padding: 24px;
  background: var(--bg-panel-light);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  text-align: center;
}

.status-progress-bar {
  height: 8px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 15px;
}

.progress-fill {
  height: 100%;
  background: var(--accent-orange);
  transition: width 0.4s ease;
  width: 0%;
}

.assessment-status-box.status-ready .progress-fill {
  background: var(--success);
}
.assessment-status-box.status-warn .progress-fill {
  background: var(--warning);
}
.assessment-status-box.status-danger .progress-fill {
  background: var(--danger);
}

/* Science & Principles */
.science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.science-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 30px;
}

.science-card.full-width {
  grid-column: span 2;
}

.science-card h2 {
  font-family: var(--font-header);
  font-size: 1.4rem;
  margin-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.science-card p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.formula-box {
  background: var(--bg-panel-light);
  border: 1px solid rgba(255,255,255,0.05);
  padding: 15px;
  text-align: center;
  font-size: 1.3rem;
  border-radius: 8px;
  margin-bottom: 30px;
  color: var(--accent-orange);
  font-weight: 700;
}

.calculator-container {
  background: var(--bg-panel-light);
  border-color: rgba(243, 156, 18, 0.15);
}

.calculator-container h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.calculator-container .subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.calc-input-group {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
}

.calc-input-group label {
  font-size: 0.95rem;
  font-weight: 600;
}

.calc-input-group input {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 10px 15px;
  font-size: 1rem;
  width: 90px;
  font-family: var(--font-body);
}

.calc-input-group input:focus {
  border-color: var(--accent-orange);
  outline: none;
}

.hr-results-card {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 25px;
}

.max-hr-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-dark);
  padding: 15px 20px;
  border-radius: 8px;
  margin-bottom: 25px;
  border-left: 4px solid var(--accent-orange);
}

.max-hr-title {
  font-weight: 600;
}

.max-hr-value {
  font-size: 1.8rem;
  font-weight: 800;
  font-family: var(--font-header);
  color: var(--accent-orange);
}

.max-hr-value small {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.zones-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.zone-row {
  background: var(--bg-dark);
  padding: 18px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.zone-row.active-zone {
  border-color: rgba(243, 156, 18, 0.4);
  box-shadow: 0 4px 15px rgba(243, 156, 18, 0.05);
}

.zone-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.zone-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.zone-range {
  font-size: 0.85rem;
  font-weight: 600;
}

.resting .zone-name { color: #95a5a6; }
.warmup .zone-name { color: #3498db; }
.training .zone-name { color: var(--accent-orange); }
.intensity .zone-name { color: #e74c3c; }

.zone-bar {
  height: 6px;
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}

.resting .bar-fill { background: #95a5a6; }
.warmup .bar-fill { background: #3498db; }
.training .bar-fill { background: var(--accent-orange); }
.intensity .bar-fill { background: #e74c3c; }

.zone-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0 !important;
}

.tip-card {
  background: rgba(243, 156, 18, 0.08);
  border: 1px solid rgba(243, 156, 18, 0.15);
  padding: 20px;
  border-radius: var(--border-radius);
}

.tip-card h4 {
  font-family: var(--font-header);
  color: var(--accent-orange);
  margin-bottom: 8px;
}

.tip-card p {
  margin-bottom: 0 !important;
  font-size: 0.9rem;
}

.stretch-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 20px;
}

.stretch-side {
  background: var(--bg-panel-light);
  padding: 24px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.stretch-side h3 {
  font-family: var(--font-header);
  font-size: 1.1rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.stretch-side ul {
  padding-left: 20px;
}

.stretch-side li {
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.stretch-side li strong {
  color: var(--text-primary);
}

/* Strength & Gear */
.workout-card {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--border-radius);
}

.workout-card h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.workout-card .subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.workout-list {
  list-style: none;
}

.workout-list li {
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  padding-bottom: 12px;
}

.workout-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.workout-list li strong {
  display: block;
  font-family: var(--font-header);
  color: var(--accent-orange);
  font-size: 1rem;
  margin-bottom: 4px;
}

.workout-list li span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.core-routine-box {
  margin-top: 30px;
}

.core-routine-box h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 15px;
}

.core-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.core-item {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 12px 6px;
  border-radius: 6px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.core-item strong {
  color: var(--accent-orange);
  font-size: 0.85rem;
}

.gear-card {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--border-radius);
  margin-bottom: 30px;
}

.gear-card h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 8px;
}

.gear-card input[type="checkbox"] {
  margin-top: 4px;
  accent-color: var(--accent-orange);
  width: 16px;
  height: 16px;
}

.gear-card span {
  font-size: 0.9rem;
}

.info-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--border-radius);
  margin-bottom: 30px;
}

.info-card h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-orange);
}

.info-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.lnt-card {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--border-radius);
}

.lnt-card h3 {
  font-family: var(--font-header);
  font-size: 1.15rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--success);
}

.lnt-card ol {
  padding-left: 20px;
}

.lnt-card li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

/* Program Tab Section */
.program-tabs-wrapper {
  margin-top: 40px;
}

.tab-buttons {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1px;
  margin-bottom: 35px;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-header);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 12px 20px;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--accent-orange);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--accent-orange);
  border-radius: 3px 3px 0 0;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

.tab-header-split {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 30px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
}

.tab-header-split h2 {
  font-family: var(--font-header);
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.metric-badge {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 12px 20px;
  border-radius: 8px;
  text-align: center;
  min-width: 160px;
}

.badge-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 4px;
}

.badge-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-orange);
  font-family: var(--font-header);
}

.progression-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin: 30px 0;
}

.week-card {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: var(--border-radius);
  text-align: center;
}

.week-card h5 {
  font-family: var(--font-header);
  font-size: 1.1rem;
  color: var(--accent-orange);
  margin-bottom: 10px;
}

.week-stat {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.week-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.week-vert {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
  padding: 4px;
  border-radius: 4px;
}

.mileage-deficit-box {
  background: rgba(243, 156, 18, 0.05);
  border: 1px solid rgba(243, 156, 18, 0.15);
  padding: 24px;
  border-radius: var(--border-radius);
  margin: 35px 0;
}

.mileage-deficit-box h4 {
  font-family: var(--font-header);
  color: var(--accent-orange);
  margin-bottom: 8px;
}

.mileage-deficit-box p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.calendar-table-wrapper {
  overflow-x: auto;
  margin: 30px 0;
}

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-panel-light);
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.calendar-table th,
.calendar-table td {
  padding: 15px;
  text-align: left;
  border: 1px solid var(--border-color);
}

.calendar-table th {
  background: var(--bg-panel);
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.calendar-table td {
  font-size: 0.85rem;
  vertical-align: top;
  width: 14.28%;
}

.cal-act {
  display: block;
  font-weight: 700;
  color: var(--accent-orange);
  margin-bottom: 6px;
}

.cal-rest {
  display: block;
  font-weight: 700;
  color: var(--success);
  margin-bottom: 6px;
}

.ruck-prog-list {
  list-style: none;
}

.ruck-prog-list li {
  margin-bottom: 12px;
  position: relative;
  padding-left: 20px;
  font-size: 0.9rem;
}

.ruck-prog-list li::before {
  content: '\f061';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--accent-orange);
  font-size: 0.8rem;
  top: 3px;
}

.scale-item {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 12px 18px;
  border-radius: 6px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
}

.scale-item strong {
  color: var(--accent-orange);
}

.springboard-box {
  background: rgba(46, 204, 113, 0.05);
  border: 1px solid rgba(46, 204, 113, 0.15);
  padding: 24px;
  border-radius: var(--border-radius);
  margin-top: 30px;
}

.springboard-box h3 {
  font-family: var(--font-header);
  color: var(--success);
  margin-bottom: 8px;
}

.springboard-box p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

/* Book Detail Page */
.book-detail-grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 50px;
  align-items: start;
}

.book-detail-cover .book-cover-wrapper {
  max-width: 100%;
  transform: none;
  margin-bottom: 30px;
}

.book-spec-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 20px;
}

.book-spec-card h3 {
  font-family: var(--font-header);
  font-size: 1rem;
  margin-bottom: 15px;
  text-align: center;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table td {
  padding: 8px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.specs-table tr:last-child td {
  border-bottom: none;
}

.specs-table td i {
  color: var(--accent-orange);
  margin-right: 8px;
  width: 16px;
  text-align: center;
}

.specs-table td:last-child {
  text-align: right;
  font-weight: 700;
}

.book-detail-text h2 {
  font-family: var(--font-header);
  font-size: 2rem;
  margin-bottom: 20px;
}

.book-detail-text p {
  margin-bottom: 18px;
  color: var(--text-secondary);
}

.book-benefits-list {
  padding-left: 20px;
  margin-bottom: 30px;
}

.book-benefits-list li {
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.book-benefits-list li strong {
  color: var(--text-primary);
}

.cta-box-standalone {
  background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-panel-light) 100%);
  border: 1px solid rgba(243, 156, 18, 0.15);
  border-radius: var(--border-radius);
  padding: 35px;
  text-align: center;
  box-shadow: var(--shadow);
  margin-top: 40px;
}

.cta-box-standalone h3 {
  font-family: var(--font-header);
  margin-bottom: 10px;
}

.cta-box-standalone p {
  font-size: 0.95rem;
  margin-bottom: 25px;
}

.cta-box-standalone .affiliate-disclosure-text {
  font-size: 0.75rem;
  margin-top: 20px;
  line-height: 1.4;
}

/* Call-to-action banner */
.cta-banner {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: var(--border-radius);
  text-align: center;
  margin-top: 60px;
}

.cta-banner h3 {
  font-family: var(--font-header);
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.cta-banner p {
  color: var(--text-secondary);
  margin-bottom: 25px;
}

/* Partner Network Section */
.partner-network {
  background: var(--bg-panel);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 60px 0;
}

.partner-network h3 {
  font-family: var(--font-header);
  margin-bottom: 8px;
}

.partner-network .subtext {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 40px;
}

.partner-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.partner-card {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.partner-card i {
  font-size: 1.8rem;
  color: var(--accent-orange);
}

.partner-card span {
  font-size: 0.85rem;
  font-weight: 600;
}

.partner-card:hover {
  transform: translateY(-3px);
  border-color: rgba(243, 156, 18, 0.3);
  color: var(--text-primary);
}

/* Main Footer */
.main-footer {
  background: var(--bg-dark);
  padding: 40px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-header);
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.footer-brand i {
  color: var(--accent-orange);
  margin-right: 6px;
}

.footer-disclosure {
  max-width: 800px;
  line-height: 1.5;
  background: rgba(255,255,255,0.02);
  padding: 15px 25px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.03);
}

/* Spinner */
.loading-spinner {
  text-align: center;
  padding: 50px 0;
  font-size: 1.2rem;
  color: var(--text-secondary);
}

/* Keyframes */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-banner h1 {
    font-size: 2.5rem;
  }
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .timeline-summary {
    flex-direction: column;
    gap: 20px;
  }
  .arrow-connector {
    transform: rotate(90deg);
  }
  .partner-links {
    grid-template-columns: 1fr 1fr;
  }
  .progression-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav-links {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-panel);
    flex-direction: column;
    padding: 20px;
    gap: 15px;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }
  
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .hero-content-split {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .story-section {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .split-columns {
    grid-template-columns: 1fr;
  }
  
  .checklist-wrapper {
    grid-template-columns: 1fr;
  }
  
  .science-grid {
    grid-template-columns: 1fr;
  }
  
  .science-card.full-width {
    grid-column: span 1;
  }
  
  .stretch-split {
    grid-template-columns: 1fr;
  }
  
  .book-detail-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  
  .tab-header-split {
    flex-direction: column;
    gap: 15px;
  }
  
  .metric-badge {
    align-self: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-banner h1 {
    font-size: 2rem;
  }
  .hero-banner p {
    font-size: 1rem;
  }
  .partner-links {
    grid-template-columns: 1fr;
  }
  .progression-grid {
    grid-template-columns: 1fr;
  }
  .core-grid {
    grid-template-columns: 1fr 1fr;
  }
}