/* ===== DESIGN TOKENS (scoped to #cambridge-pathway) ===== */
  #cambridge-pathway {
    /* Brand palette */
    --brand-navy: #030F2B;
    --brand-navy-deep: #111b33;
    --brand-navy-light: #243157;
    --brand-orange: #C5A47E;
    --brand-orange-hover: #B08D5F;
    --brand-orange-glow: rgba(197,164,126,0.18);

    /* Level accent colors */
    --gk-color: #f5c842;
    --gk-bg: rgba(245,200,66,0.12);
    --g1-color: #4a9edd;
    --g1-bg: rgba(74,158,221,0.12);
    --g2-color: #4cc986;
    --g2-bg: rgba(76,201,134,0.12);
    --g3-color: #C5A47E;
    --g3-bg: rgba(197,164,126,0.12);

    /* Type */
    --font-body: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
    --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.4rem);
    --text-xl: clamp(1.4rem, 1.1rem + 1.2vw, 2rem);
    --text-2xl: clamp(1.8rem, 1.2rem + 2vw, 2.8rem);

    /* Spacing */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;

    /* Radius & shadow */
    --r-sm: 0.5rem;
    --r-md: 0.75rem;
    --r-lg: 1.25rem;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.32);
    --shadow-glow: 0 0 0 3px rgba(197,164,126,0.4);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --t: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* ===== BASE RESET (scoped) ===== */
  #cambridge-pathway *,
  #cambridge-pathway *::before,
  #cambridge-pathway *::after {
    box-sizing: border-box;
  }

  /* ===== SECTION WRAPPER ===== */
  #cambridge-pathway {
    background: var(--brand-navy);
    color: #e8ecf4;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.65;
    padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 5vw, 2rem);
    overflow: hidden;
    position: relative;
  }

  /* Subtle background texture */
  #cambridge-pathway::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 20% 10%, rgba(197,164,126,0.06) 0%, transparent 60%),
      radial-gradient(ellipse 60% 80% at 80% 90%, rgba(74,158,221,0.05) 0%, transparent 60%);
    pointer-events: none;
  }

  #cambridge-pathway .cp-inner {
    max-width: 1080px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }

  /* ===== SECTION HEADER ===== */
  #cambridge-pathway .cp-header {
    text-align: center;
    margin-bottom: var(--sp-12);
  }

  #cambridge-pathway .cp-eyebrow {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brand-orange);
    background: var(--brand-orange-glow);
    border: 1px solid rgba(197,164,126,0.3);
    border-radius: var(--r-sm);
    padding: var(--sp-1) var(--sp-3);
    margin-bottom: var(--sp-4);
  }

  #cambridge-pathway .cp-title {
    font-size: var(--text-2xl);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
    margin-bottom: var(--sp-4);
    letter-spacing: -0.01em;
  }

  #cambridge-pathway .cp-title span {
    color: var(--brand-orange);
  }

  #cambridge-pathway .cp-subtitle {
    font-size: var(--text-base);
    color: #9daac5;
    max-width: 52ch;
    margin: 0 auto;
    line-height: 1.7;
  }

  /* ===== PATHWAY TIMELINE ===== */
  #cambridge-pathway .cp-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-bottom: var(--sp-8);
    position: relative;
  }

  /* Connector line between cards */
  #cambridge-pathway .cp-timeline::before {
    content: '';
    position: absolute;
    top: 36px;
    left: calc(12.5% + 22px);
    right: calc(12.5% + 22px);
    height: 3px;
    background: linear-gradient(90deg,
      var(--gk-color) 0%,
      var(--g1-color) 33%,
      var(--g2-color) 66%,
      var(--g3-color) 100%
    );
    border-radius: 2px;
    z-index: 0;
  }

  /* Connector wrapper item */
  #cambridge-pathway .cp-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
    position: relative;
    z-index: 1;
    padding: 0 var(--sp-2);
  }

  /* Level pill button */
  #cambridge-pathway .cp-level-btn {
    background: var(--brand-navy-light);
    border: 2px solid transparent;
    border-radius: var(--r-lg);
    cursor: pointer;
    padding: var(--sp-4) var(--sp-3);
    width: 100%;
    text-align: center;
    transition:
      border-color var(--t),
      background var(--t),
      box-shadow var(--t),
      transform var(--t);
    position: relative;
  }

  #cambridge-pathway .cp-level-btn:hover {
    transform: translateY(-3px);
  }

  #cambridge-pathway .cp-level-btn:active {
    transform: translateY(0);
  }

  /* Active state */
  #cambridge-pathway .cp-level-btn.is-active {
    border-color: var(--level-color);
    background: rgba(255,255,255,0.06);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--level-color) 35%, transparent), var(--shadow-card);
    transform: translateY(-3px);
  }

  /* Level dot */
  #cambridge-pathway .cp-dot {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--level-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--sp-2);
    font-size: var(--text-sm);
    font-weight: 800;
    color: var(--brand-navy-deep);
    box-shadow: 0 0 0 4px rgba(255,255,255,0.08), 0 4px 12px rgba(0,0,0,0.3);
    flex-shrink: 0;
  }

  #cambridge-pathway .cp-level-name {
    font-size: var(--text-sm);
    font-weight: 800;
    color: #ffffff;
    display: block;
    margin-bottom: var(--sp-1);
  }

  #cambridge-pathway .cp-exam-tag {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--level-color);
    display: block;
    margin-bottom: var(--sp-1);
  }

  #cambridge-pathway .cp-cefr {
    font-size: var(--text-xs);
    color: #7a8aaa;
    display: block;
  }

  #cambridge-pathway .cp-arrow-down {
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid var(--level-color);
    margin-top: calc(-1 * var(--sp-2));
    opacity: 0;
    transition: opacity var(--t), transform var(--t);
    transform: translateY(-4px);
  }

  #cambridge-pathway .cp-level-btn.is-active ~ .cp-arrow-down {
    opacity: 1;
    transform: translateY(0);
  }

  /* ===== DETAIL PANEL ===== */
  #cambridge-pathway .cp-detail-wrapper {
    margin-bottom: var(--sp-10);
    min-height: 0;
  }

  #cambridge-pathway .cp-detail-panel {
    display: none;
    animation: cpFadeIn 0.35s var(--ease-out) both;
  }

  #cambridge-pathway .cp-detail-panel.is-visible {
    display: block;
  }

  @keyframes cpFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
  }

  #cambridge-pathway .cp-card {
    background: var(--brand-navy-light);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow-card);
    border-top: 3px solid var(--level-color);
    position: relative;
    overflow: hidden;
  }

  /* Subtle glow background in card */
  #cambridge-pathway .cp-card::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 300px; height: 300px;
    background: radial-gradient(circle, var(--level-color) 0%, transparent 70%);
    opacity: 0.05;
    pointer-events: none;
    transform: translate(30%, -30%);
  }

  #cambridge-pathway .cp-card-header {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-4);
    margin-bottom: var(--sp-6);
    flex-wrap: wrap;
  }

  #cambridge-pathway .cp-card-dot {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--level-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    font-weight: 900;
    color: var(--brand-navy-deep);
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  }

  #cambridge-pathway .cp-card-title-group h3 {
    font-size: var(--text-xl);
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 var(--sp-1) 0;
    line-height: 1.2;
  }

  #cambridge-pathway .cp-card-badges {
    display: flex;
    gap: var(--sp-2);
    flex-wrap: wrap;
    margin-top: var(--sp-2);
  }

  #cambridge-pathway .cp-badge {
    font-size: var(--text-xs);
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--r-sm);
    letter-spacing: 0.06em;
  }

  #cambridge-pathway .cp-badge-exam {
    background: var(--level-color);
    color: var(--brand-navy-deep);
  }

  #cambridge-pathway .cp-badge-cefr {
    background: rgba(255,255,255,0.08);
    color: #c5d0e8;
    border: 1px solid rgba(255,255,255,0.12);
  }

  /* Card body columns */
  #cambridge-pathway .cp-card-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-6);
  }

  #cambridge-pathway .cp-card-col-full {
    grid-column: 1 / -1;
  }

  @media (max-width: 680px) {
    #cambridge-pathway .cp-card-body {
      grid-template-columns: 1fr;
    }
  }

  /* Block headers */
  #cambridge-pathway .cp-block-label {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--level-color);
    margin-bottom: var(--sp-3);
    display: flex;
    align-items: center;
    gap: var(--sp-2);
  }

  #cambridge-pathway .cp-block-label::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 14px;
    background: var(--level-color);
    border-radius: 2px;
  }

  /* Can-do list */
  #cambridge-pathway .cp-cando-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
  }

  #cambridge-pathway .cp-cando-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-2);
    font-size: var(--text-sm);
    color: #c5d0e8;
    line-height: 1.55;
    max-width: 100%;
  }

  #cambridge-pathway .cp-cando-list li::before {
    content: '✓';
    color: var(--level-color);
    font-weight: 800;
    font-size: 0.85em;
    flex-shrink: 0;
    margin-top: 2px;
  }

  /* Breakthrough block */
  #cambridge-pathway .cp-breakthrough {
    background: rgba(255,255,255,0.04);
    border-radius: var(--r-md);
    border-left: 3px solid var(--level-color);
    padding: var(--sp-4);
  }

  #cambridge-pathway .cp-breakthrough p {
    font-size: var(--text-sm);
    color: #c5d0e8;
    margin: 0;
    max-width: 100%;
  }

  #cambridge-pathway .cp-breakthrough strong {
    color: #ffffff;
    font-weight: 700;
  }

  /* Skip warning block */
  #cambridge-pathway .cp-warning {
    background: rgba(220,60,60,0.08);
    border: 1px solid rgba(220,60,60,0.2);
    border-radius: var(--r-md);
    padding: var(--sp-4);
    display: flex;
    gap: var(--sp-3);
    align-items: flex-start;
  }

  #cambridge-pathway .cp-warning-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 2px;
  }

  #cambridge-pathway .cp-warning p {
    font-size: var(--text-sm);
    color: #f4b8b8;
    margin: 0;
    max-width: 100%;
    line-height: 1.55;
  }

  #cambridge-pathway .cp-warning strong {
    color: #ff9a9a;
  }

  /* ===== REVERSE ENGINEERING BOX ===== */
  #cambridge-pathway .cp-reverse-box {
    margin-bottom: var(--sp-10);
  }

  #cambridge-pathway .cp-reverse-card {
    background: linear-gradient(135deg, var(--brand-navy-deep) 0%, #0f1f40 100%);
    border: 1px solid rgba(197,164,126,0.25);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    position: relative;
    overflow: hidden;
  }

  #cambridge-pathway .cp-reverse-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(197,164,126,0.08) 0%, transparent 70%);
    pointer-events: none;
  }

  #cambridge-pathway .cp-reverse-title {
    font-size: var(--text-xl);
    font-weight: 800;
    color: #ffffff;
    text-align: center;
    margin-bottom: var(--sp-2);
  }

  #cambridge-pathway .cp-reverse-subtitle {
    font-size: var(--text-sm);
    color: #9daac5;
    text-align: center;
    margin-bottom: var(--sp-8);
  }

  /* Chain layout */
  #cambridge-pathway .cp-chain {
    display: flex;
    align-items: stretch;
    gap: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: var(--sp-2);
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
  }

  #cambridge-pathway .cp-chain-node {
    flex: 1;
    min-width: 160px;
    background: var(--brand-navy-light);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--r-md);
    padding: var(--sp-4) var(--sp-3);
    text-align: center;
    position: relative;
  }

  #cambridge-pathway .cp-chain-level {
    font-size: var(--text-sm);
    font-weight: 800;
    color: var(--level-color);
    margin-bottom: var(--sp-2);
  }

  #cambridge-pathway .cp-chain-needs {
    font-size: var(--text-xs);
    color: #9daac5;
    margin-bottom: var(--sp-2);
    display: block;
    line-height: 1.4;
  }

  #cambridge-pathway .cp-chain-skill {
    font-size: var(--text-sm);
    font-weight: 700;
    color: #e8ecf4;
    display: block;
    line-height: 1.35;
  }

  /* Arrow between nodes */
  #cambridge-pathway .cp-chain-arrow {
    display: flex;
    align-items: center;
    padding: 0 var(--sp-2);
    color: #4a5a7a;
    font-size: 1.2rem;
    flex-shrink: 0;
    align-self: center;
  }

  /* Reverse arrow direction indicator */
  #cambridge-pathway .cp-reverse-hint {
    text-align: center;
    margin-top: var(--sp-6);
    font-size: var(--text-xs);
    color: #5a6a8a;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
  }

  #cambridge-pathway .cp-reverse-hint::before,
  #cambridge-pathway .cp-reverse-hint::after {
    content: '';
    display: block;
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,0.06);
  }

  /* ===== CTA BLOCK ===== */
  #cambridge-pathway .cp-cta-block {
    text-align: center;
  }

  #cambridge-pathway .cp-cta-card {
    background: linear-gradient(135deg, rgba(197,164,126,0.12) 0%, rgba(74,158,221,0.08) 100%);
    border: 1px solid rgba(197,164,126,0.25);
    border-radius: var(--r-lg);
    padding: clamp(2rem, 5vw, 3rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-4);
  }

  #cambridge-pathway .cp-cta-icon {
    font-size: 2.5rem;
    line-height: 1;
  }

  #cambridge-pathway .cp-cta-text {
    font-size: var(--text-lg);
    font-weight: 700;
    color: #ffffff;
    max-width: 44ch;
    text-align: center;
    line-height: 1.4;
    margin: 0;
  }

  #cambridge-pathway .cp-cta-sub {
    font-size: var(--text-sm);
    color: #7a8aaa;
    margin: 0;
    max-width: 42ch;
  }

  #cambridge-pathway .cp-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    background: var(--brand-orange);
    color: #ffffff;
    font-size: var(--text-base);
    font-weight: 800;
    padding: var(--sp-4) var(--sp-8);
    border-radius: var(--r-md);
    text-decoration: none;
    letter-spacing: 0.01em;
    box-shadow: 0 4px 20px rgba(197,164,126,0.35);
    transition:
      background var(--t),
      transform var(--t),
      box-shadow var(--t);
    border: none;
    cursor: pointer;
  }

  #cambridge-pathway .cp-cta-btn:hover {
    background: var(--brand-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(197,164,126,0.45);
  }

  #cambridge-pathway .cp-cta-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 16px rgba(197,164,126,0.3);
  }

  #cambridge-pathway .cp-cta-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }

  /* ===== MOBILE TIMELINE (vertical) ===== */
  @media (max-width: 700px) {
    #cambridge-pathway .cp-timeline {
      grid-template-columns: 1fr;
      gap: var(--sp-3);
    }

    #cambridge-pathway .cp-timeline::before {
      top: 44px;
      left: 32px;
      right: auto;
      width: 2px;
      height: calc(100% - 88px);
      background: linear-gradient(180deg,
        var(--gk-color) 0%,
        var(--g1-color) 33%,
        var(--g2-color) 66%,
        var(--g3-color) 100%
      );
    }

    #cambridge-pathway .cp-step {
      flex-direction: row;
      align-items: center;
      padding: 0;
    }

    #cambridge-pathway .cp-level-btn {
      display: flex;
      align-items: center;
      gap: var(--sp-4);
      text-align: left;
      padding: var(--sp-4) var(--sp-4);
    }

    #cambridge-pathway .cp-dot {
      margin: 0;
      flex-shrink: 0;
    }

    #cambridge-pathway .cp-level-info {
      flex: 1;
    }

    #cambridge-pathway .cp-arrow-down {
      display: none;
    }

    #cambridge-pathway .cp-chain {
      flex-direction: column;
    }

    #cambridge-pathway .cp-chain-arrow {
      transform: rotate(90deg);
      padding: var(--sp-1) 0;
      justify-content: center;
    }
  }

  /* ===== SCROLL REVEAL ===== */
  @supports (animation-timeline: scroll()) {
    #cambridge-pathway .cp-reverse-box {
      opacity: 0;
      animation: cpReveal linear both;
      animation-timeline: view();
      animation-range: entry 10% entry 90%;
    }
    #cambridge-pathway .cp-cta-block {
      opacity: 0;
      animation: cpReveal linear both;
      animation-timeline: view();
      animation-range: entry 10% entry 90%;
    }
  }

  @keyframes cpReveal {
    to { opacity: 1; }
  }

  @media (prefers-reduced-motion: reduce) {
    #cambridge-pathway .cp-reverse-box,
    #cambridge-pathway .cp-cta-block {
      opacity: 1 !important;
      animation: none !important;
    }
    #cambridge-pathway .cp-detail-panel {
      animation: none !important;
    }
  }

  /* Per-level color vars applied via data-level */
  #cambridge-pathway [data-level="gk"] { --level-color: var(--gk-color); }
  #cambridge-pathway [data-level="g1"] { --level-color: var(--g1-color); }
  #cambridge-pathway [data-level="g2"] { --level-color: var(--g2-color); }
  #cambridge-pathway [data-level="g3"] { --level-color: var(--g3-color); }