:root {
    --bg: #100a14;
    --surface: #201228;
    --surface-light: #2a1835;
    --accent: #ffd700;
    --accent-hover: #ffea70;
    --accent2: #c084fc;
    --text: #fdf5ff;
    --muted: #b0a2b8;
    --trophy-glow: rgba(255, 215, 0, 0.15);
    --crown-glow: rgba(192, 132, 252, 0.15);
    --border-subtle: rgba(255, 215, 0, 0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --transition: all 0.3s ease;
  }

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

  body {
    font-family: 'Barlow', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  h1, h2, h3, .display-font {
    font-family: 'Anton', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
    font-weight: 400;
  }

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

  a:hover {
    color: var(--accent-hover);
    text-shadow: 0 0 8px var(--trophy-glow);
  }

  p {
    margin-bottom: 1.5rem;
    color: var(--muted);
    font-size: 1.05rem;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* HEADER (Exact Match Style) */
  header {
    background-color: rgba(16, 10, 20, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
  }

  .logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Anton', sans-serif;
    font-size: 1.5rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
  }

  .nav-links {
    display: none;
    gap: 20px;
  }

  .nav-links a {
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 0;
  }

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

  .mobile-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--accent);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 5px;
    min-height: 44px;
    min-width: 44px;
  }

  @media (min-width: 768px) {
    .nav-links {
      display: flex;
      align-items: center;
    }
    .mobile-toggle {
      display: none;
    }
  }

  .nav-mobile-active {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--surface);
    padding: 20px;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  }

  /* HERO BANNER - Coach's Arena */
  .hero-banner {
    position: relative;
    padding: 60px 0 40px;
    background: radial-gradient(circle at top center, var(--surface), var(--bg) 80%);
    border-bottom: 1px solid var(--border-subtle);
    overflow: hidden;
  }

  .hero-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--trophy-glow) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
  }

  .hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
  }

  .breadcrumb {
    font-size: 0.85rem;
    color: var(--accent2);
    margin-bottom: 20px;
    display: inline-block;
    padding: 6px 16px;
    background: rgba(192, 132, 252, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(192, 132, 252, 0.2);
  }

  .hero-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text);
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
  }

  .hero-title span {
    color: var(--accent);
    display: block;
  }

  .meta-chips {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
  }

  .chip {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 4px;
    background-color: var(--surface-light);
    color: var(--muted);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .chip::before {
    content: '✦';
    color: var(--accent);
  }

  .coach-intro {
    background: linear-gradient(145deg, var(--surface), var(--surface-light));
    border-left: 4px solid var(--accent);
    padding: 30px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    text-align: left;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    position: relative;
    margin-top: 20px;
  }

  .coach-intro::after {
    content: '”';
    position: absolute;
    top: -20px;
    right: 20px;
    font-family: 'Anton', sans-serif;
    font-size: 6rem;
    color: var(--trophy-glow);
    line-height: 1;
  }

  .coach-intro p {
    color: var(--text);
    font-size: 1.15rem;
    margin-bottom: 0;
    font-weight: 500;
  }

  /* MAIN CONTENT AREA */
  .playbook-content {
    padding: 60px 0;
  }

  .section-block {
    margin-bottom: 60px;
    position: relative;
  }

  .section-header {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
  }

  .section-number {
    font-family: 'Anton', sans-serif;
    font-size: 1.5rem;
    color: var(--bg);
    background: var(--accent);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    flex-shrink: 0;
    box-shadow: 0 4px 15px var(--trophy-glow);
  }

  .section-block h2 {
    font-size: 1.8rem;
    color: var(--accent2);
    margin-top: 5px;
  }

  .content-grid {
    display: grid;
    gap: 20px;
  }

  /* TACTICAL LIST STYLING */
  .tactical-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 20px;
  }

  .tactical-item {
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: 20px;
    border-radius: var(--radius-sm);
    display: flex;
    gap: 15px;
    transition: var(--transition);
  }

  .tactical-item:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: 0 5px 20px var(--trophy-glow);
  }

  .tactical-icon {
    color: var(--accent);
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
  }

  .tactical-text {
    color: var(--text);
    font-size: 1rem;
    line-height: 1.5;
  }

  /* WARNING/ALERT BOX */
  .alert-box {
    background: rgba(192, 132, 252, 0.05);
    border: 1px solid var(--accent2);
    padding: 25px;
    border-radius: var(--radius-md);
    margin-top: 20px;
  }

  .alert-box p:last-child {
    margin-bottom: 0;
  }

  /* FAQ SECTION */
  .faq-section {
    padding: 60px 0;
    border-top: 1px solid var(--border-subtle);
    background: linear-gradient(to bottom, var(--bg), var(--surface));
  }

  .faq-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: var(--accent);
  }

  details {
    background: var(--surface-light);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
    overflow: hidden;
  }

  summary {
    padding: 20px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  summary::-webkit-details-marker {
    display: none;
  }

  summary::after {
    content: '+';
    font-family: 'Anton', sans-serif;
    color: var(--accent);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
  }

  details[open] summary::after {
    transform: rotate(45deg);
  }

  details p {
    padding: 0 20px 20px;
    margin: 0;
    color: var(--muted);
  }

  /* RELATED PAGES - Quick Access */
  .related-pages {
    padding: 60px 0;
  }

  .related-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
  }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
  }

  .related-link-card {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: 20px;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    min-height: 80px;
  }

  .related-link-card:hover {
    background: var(--surface-light);
    border-color: var(--accent2);
    color: var(--accent);
    box-shadow: 0 5px 15px var(--crown-glow);
  }

  /* GRAND CTA */
  .grand-cta {
    padding: 80px 0;
    text-align: center;
    position: relative;
  }

  .cta-inner {
    background: linear-gradient(135deg, var(--surface), #2a1b10);
    border: 2px solid var(--accent);
    padding: 50px 30px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), inset 0 0 30px var(--trophy-glow);
    max-width: 800px;
    margin: 0 auto;
  }

  .cta-title {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: var(--text);
  }

  .cta-desc {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: var(--muted);
  }

  .btn-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: 'Anton', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 1px;
    border-radius: 4px;
    min-width: 180px;
    min-height: 50px;
    text-transform: uppercase;
    cursor: pointer;
  }

  .btn-primary {
    background: var(--accent);
    color: var(--bg);
    border: none;
  }

  .btn-primary:hover {
    background: var(--accent-hover);
    color: var(--bg);
    box-shadow: 0 0 20px var(--trophy-glow);
    transform: scale(1.02);
  }

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

  .btn-secondary:hover {
    background: rgba(255, 215, 0, 0.1);
    text-shadow: none;
  }

  /* FOOTER (Exact Match Style) */
  footer {
    background-color: #0a060d;
    border-top: 1px solid var(--border-subtle);
    padding: 60px 0 30px;
    text-align: center;
  }

  .footer-brand {
    font-family: 'Anton', sans-serif;
    font-size: 2rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
  }

  .footer-tagline {
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 30px;
  }

  .footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
  }

  .footer-links a {
    color: var(--text);
    font-size: 0.9rem;
    padding: 5px 10px;
  }

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

  .copyright {
    color: #666;
    font-size: 0.85rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 20px;
    margin-top: 20px;
  }

  /* MEDIA QUERIES */
  @media (min-width: 768px) {
    .hero-title { font-size: 3.5rem; }
    .content-grid { grid-template-columns: 1fr 1fr; }
    .tactical-list { grid-template-columns: 1fr 1fr; }
    .section-block h2 { font-size: 2.2rem; }
  }

  @media (min-width: 1024px) {
    .hero-title { font-size: 4rem; }
    .coach-intro { padding: 40px; font-size: 1.25rem; }
  }


/* pipeline image & layout guards */
html, body { overflow-x: clip; }
img { max-width: 100%; height: auto; }
img.site-logo { height: 40px; width: auto; max-width: 240px; object-fit: contain; flex: none; }
header .logo a { display: inline-flex; align-items: center; flex: none; text-decoration: none; }
img.hero-visual { width: 100%; max-width: 560px; height: auto; object-fit: cover; border-radius: 16px; display: block; margin-inline: auto; }
img[class^="strip-"], img[class*=" strip-"] { width: 100%; height: auto; display: block; border-radius: 12px; object-fit: cover; }
/* 合规声明块（zb-disclaimer，全站 footer） */
.zb-disclaimer { margin-top: 18px !important; padding: 14px 0 0 0 !important; border-top: 1px solid rgba(128,128,128,.25) !important; font-size: .72rem !important; line-height: 1.7 !important; opacity: .85 !important; display: block !important; text-align: left !important; width: 100% !important; clear: both !important; }
.zb-disclaimer .zb-18 { display: inline-block !important; padding: 2px 10px !important; border: 1.5px solid currentColor !important; border-radius: 6px !important; font-weight: 800 !important; letter-spacing: 1px !important; margin: 0 0 10px 0 !important; font-size: .78rem !important; }
.zb-disclaimer p { display: block !important; margin: 5px 0 !important; padding: 0 !important; color: inherit !important; font-size: .72rem !important; line-height: 1.7 !important; }
.zb-disclaimer p:last-child { margin-bottom: 0 !important; }