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

    :root {
      --navy: #002366;
      --navy-light: #eef2fc;
      --text: #111111;
      --text-muted: #666666;
      --border: #e0e0e0;
      --white: #ffffff;
      --bg: #f5f7fb;
    }

    body {
      font-family: 'Source Sans 3', sans-serif;
      background: var(--bg);
      color: var(--text);
      min-height: 100vh;
    }

    /* ── NAVBAR ── */
    nav {
      background: var(--white);
      border-bottom: 2.5px solid var(--navy);
      height: 68px;
      display: flex;
      align-items: center;
      padding: 0 2rem;
      gap: 1.5rem;
      position: sticky;
      top: 0;
      z-index: 500;
    }

    .logo-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      text-decoration: none;
    }

    .logo-box {
      width: 40px;
      height: 40px;
      border-radius: 8px;
      background: var(--navy-light);
      border: 1.5px dashed #90b4e8;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--navy);
      font-size: 18px;
    }

    .logo-label {
      font-size: 12px;
      color: #bbb;
      font-style: italic;
    }

    .nav-divider {
      width: 1px;
      height: 28px;
      background: var(--border);
      flex-shrink: 0;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      height: 68px;
    }

    .nav-sep {
      color: #ccc;
      font-size: 18px;
      padding: 0 2px;
      pointer-events: none;
      user-select: none;
      line-height: 68px;
    }

    .nav-item {
      position: relative;
      height: 68px;
      display: flex;
      align-items: center;
    }

    /* The key fix: nav links and buttons always black, hover = light bg only */
    .nav-item > a,
    .nav-item > button {
      display: flex;
      align-items: center;
      gap: 5px;
      padding: 0 13px;
      height: 68px;
      line-height: 68px;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 14px;
      font-weight: 400;
      color: #111111;
      text-decoration: none;
      background: transparent;
      border: none;
      cursor: pointer;
      white-space: nowrap;
      outline: none;
      transition: background 0.15s ease;
    }

    .nav-item > a:hover,
    .nav-item > button:hover,
    .nav-item.open > button {
      background: var(--navy-light);
      color: #111111; /* explicitly keep black — no colour change */
    }

    .nav-item > a:focus-visible,
    .nav-item > button:focus-visible {
      outline: 2px solid var(--navy);
      outline-offset: -2px;
    }

    .chevron {
      width: 12px;
      height: 12px;
      stroke: #888;
      transition: transform 0.2s;
      flex-shrink: 0;
    }

    .nav-item.open .chevron {
      transform: rotate(180deg);
    }

    /* ── DROPDOWN ── */
    .dropdown {
      display: none;
      position: absolute;
      top: 68px;
      left: 0;
      min-width: 215px;
      background: var(--white);
      border: 1px solid var(--border);
      border-top: 3px solid var(--navy);
      border-radius: 0 0 10px 10px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.1);
      z-index: 600;
      overflow: hidden;
    }

    .nav-item.open .dropdown { display: block; }

    .dropdown a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px 16px;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 13.5px;
      color: #111111;
      text-decoration: none;
      border-bottom: 1px solid #f5f5f5;
      transition: background 0.12s;
    }

    .dropdown a:last-child { border-bottom: none; }

    .dropdown a:hover {
      background: var(--navy-light);
      color: #111111;
    }

    .dropdown a svg {
      width: 15px;
      height: 15px;
      stroke: var(--navy);
      opacity: 0.65;
      flex-shrink: 0;
    }

    /* ── PAGE LAYOUT ── */
    .page-body {
      display: flex;
      min-height: calc(100vh - 68px);
    }

    /* ── SIDEBAR ── */
    .sidebar {
      width: 200px;
      flex-shrink: 0;
      background: var(--navy);
      padding: 1.5rem 0;
      position: sticky;
      top: 68px;
      height: calc(100vh - 68px);
      overflow-y: auto;
    }

    .sidebar-label {
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 1.2px;
      text-transform: uppercase;
      color: rgba(255,255,255,0.4);
      padding: 0 1.25rem 0.75rem;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      margin-bottom: 0.5rem;
    }

    .sidebar a {
      display: block;
      padding: 10px 1.25rem;
      font-size: 13.5px;
      color: rgba(255,255,255,0.65);
      text-decoration: none;
      border-left: 3px solid transparent;
      transition: background 0.12s, color 0.12s, border-color 0.12s;
    }

    .sidebar a:hover {
      background: rgba(255,255,255,0.07);
      color: #fff;
      border-left-color: rgba(255,255,255,0.35);
    }

    .sidebar a.active {
      background: rgba(255,255,255,0.11);
      color: #fff;
      border-left-color: #fff;
    }

    /* ── MAIN CONTENT ── */
    .main-content {
      flex: 1;
      padding: 3rem 4rem;



    }

    /* ── HOME PAGE ── */
    .home-hero {
      max-width: 100%;
      padding: 2.5rem 0 2rem;
    }

    .home-hero-tag {
      display: inline-block;
      background: var(--navy-light);
      color: var(--navy);
      font-size: 11.5px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 5px 12px;
      border-radius: 20px;
      margin-bottom: 1.25rem;
    }

    .home-hero-title {
      font-family: 'Lora', Georgia, serif;
      font-style: italic;
      font-weight: 700;
      font-size: 58px;
      line-height: 1.2;
      letter-spacing: -0.5px;
      padding: 4px 6px;
      display: block;
      overflow: visible;
      background: linear-gradient(135deg, #0d4fa8 0%, #1a6fdb 20%, #5aa3f5 45%, #a8d4ff 55%, #5aa3f5 70%, #1a6fdb 85%, #0d4fa8 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      filter: drop-shadow(0 2px 8px rgba(26,111,219,0.25));
      margin-bottom: 1.1rem;
    }

    .home-hero-sub {
      font-size: 16px;
      color: #444;
      line-height: 1.7;
      max-width: 520px;
      margin-bottom: 1.75rem;
    }

    .home-cta {
      display: inline-block;
      background: var(--navy);
      color: #fff;
      font-size: 14px;
      font-weight: 500;
      padding: 11px 24px;
      border-radius: 8px;
      text-decoration: none;
      transition: background 0.15s, transform 0.15s;
    }

    .home-cta:hover {
      background: #001a4d;
      transform: translateY(-1px);
    }

    .home-divider {
      width: 100%;
      height: 1px;
      background: var(--border);
      margin: 2.5rem 0;
    }

    .home-why-title {
      font-family: 'Lora', Georgia, serif;
      font-size: 22px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 1.5rem;
    }

    .home-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.1rem;
      width: 100%;
    }

    .home-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1.4rem 1.5rem;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }

    .home-card-icon {
      font-size: 26px;
      margin-bottom: 10px;
    }

    .home-card-heading {
      font-size: 15px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 7px;
    }

    .home-card-text {
      font-size: 13.5px;
      color: #444;
      line-height: 1.65;
    }

    .home-topics {
      display: flex;
      flex-wrap: wrap;
      gap: 0.6rem;
      max-width: 860px;
    }

    .home-topic {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 7px 16px;
      font-size: 13.5px;
      color: var(--navy);
      font-weight: 500;
      cursor: pointer;
      transition: background 0.12s, border-color 0.12s, transform 0.12s;
    }

    .home-topic:hover {
      background: var(--navy);
      color: #fff;
      border-color: var(--navy);
      transform: translateY(-1px);
    }

    /* ── MACBETH ── */
    #macbeth-page { display: none; }

    .macbeth-heading {
      font-family: 'Lora', Georgia, serif;
      font-style: italic;
      font-weight: 700;
      font-size: 80px;
      line-height: 1;
      letter-spacing: -2px;
      background: linear-gradient(135deg,
        #0d4fa8 0%,
        #1a6fdb 20%,
        #5aa3f5 45%,
        #a8d4ff 55%,
        #5aa3f5 70%,
        #1a6fdb 85%,
        #0d4fa8 100%
      );
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      filter: drop-shadow(0 3px 10px rgba(26,111,219,0.3));
      margin-bottom: 8px;
    }

    .macbeth-sub {
      font-size: 14px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }

    .rule {
      width: 72px;
      height: 3px;
      background: linear-gradient(90deg, var(--navy), #5aa3f5);
      border-radius: 2px;
      margin: 1.5rem 0 2rem;
    }

    .info-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 2rem 2.25rem;
      max-width: 500px;
      color: #aaa;
      font-size: 14px;
      font-style: italic;
      line-height: 1.6;
    }

    .info-card .card-icon {
      font-size: 26px;
      margin-bottom: 10px;
      display: block;
      color: #ccc;
    }

    .section-content { display: none; }
    .section-content.active { display: block; }

    .section-title {
      font-family: 'Lora', Georgia, serif;
      font-size: 28px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 1.75rem;
    }

    /* ── ACT CARDS (Plot Summary) ── */
    .acts-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.25rem;
      max-width: 860px;
    }

    .act-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }

    .act-card--full {
      grid-column: 1 / -1;
    }

    .act-header {
      background: var(--navy);
      padding: 10px 18px;
    }

    .act-number {
      font-family: 'Lora', Georgia, serif;
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      letter-spacing: 0.5px;
    }

    .act-list {
      list-style: none;
      padding: 14px 18px 16px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .act-list li {
      font-size: 13.5px;
      color: #333;
      line-height: 1.55;
      padding-left: 14px;
      position: relative;
    }

    .act-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 8px;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--navy);
      opacity: 0.45;
    }

    /* ── CONTEXT ── */
    .context-block {
      max-width: 780px;
      margin-bottom: 2.5rem;
    }

    .context-heading {
      font-family: 'Lora', Georgia, serif;
      font-size: 20px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 1.25rem;
      padding-bottom: 0.5rem;
      border-bottom: 2px solid var(--navy-light);
    }

    .context-subheading {
      font-size: 14px;
      font-weight: 600;
      color: var(--navy);
      text-transform: uppercase;
      letter-spacing: 0.6px;
      margin: 1.25rem 0 0.4rem;
    }

    .context-body {
      font-size: 14.5px;
      color: #333;
      line-height: 1.75;
    }

    /* ── KEY CHARACTERS ── */
    .characters-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.1rem;
      max-width: 860px;
    }

    .char-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1.25rem 1.4rem;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }

    .char-card--featured {
      border-left: 4px solid var(--navy);
    }

    .char-card--full {
      grid-column: 1 / -1;
    }

    .char-name {
      font-family: 'Lora', Georgia, serif;
      font-size: 17px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 3px;
    }

    .char-role {
      font-size: 11.5px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.7px;
      color: #888;
      margin-bottom: 10px;
    }

    .char-desc {
      font-size: 13.5px;
      color: #333;
      line-height: 1.65;
    }

    /* ── KEY THEMES ── */
    .themes-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.1rem;
      max-width: 860px;
    }

    .theme-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1.25rem 1.4rem;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }

    .theme-card--full {
      grid-column: 1 / -1;
    }

    .theme-name {
      font-family: 'Lora', Georgia, serif;
      font-size: 17px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 10px;
      padding-bottom: 8px;
      border-bottom: 2px solid var(--navy-light);
    }

    .theme-desc {
      font-size: 13.5px;
      color: #333;
      line-height: 1.65;
    }

    /* ── TECHNICAL TERMS ── */
    .terms-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.1rem;
      max-width: 860px;
    }

    .term-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1.25rem 1.4rem;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }

    .term-card--full { grid-column: 1 / -1; }

    .term-name {
      font-family: 'Lora', Georgia, serif;
      font-size: 16px;
      font-weight: 600;
      color: var(--navy);
      margin-bottom: 8px;
      padding-bottom: 7px;
      border-bottom: 2px solid var(--navy-light);
    }

    .term-desc {
      font-size: 13.5px;
      color: #333;
      line-height: 1.65;
    }

    /* ── KEY QUOTES ── */
    .quotes-intro {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 1.25rem;
      font-style: italic;
    }

    .quotes-accordion {
      max-width: 780px;
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
    }

    .qa-block {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 6px rgba(0,0,0,0.03);
    }

    .qa-header {

      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 13px 18px;
      background: none;
      border: none;
      cursor: pointer;
      font-family: 'Lora', Georgia, serif;
      font-size: 15px;
      font-weight: 600;
      color: var(--navy);
      text-align: left;
      transition: background 0.15s;
    }

    .qa-header:hover { background: var(--navy-light); }

    .qa-chevron {
      width: 16px;
      height: 16px;
      stroke: var(--navy);
      flex-shrink: 0;
      transition: transform 0.2s;
    }

    .qa-block.open .qa-chevron { transform: rotate(180deg); }

    .qa-body {
      display: none;
      padding: 4px 18px 14px;
      border-top: 1px solid var(--border);
    }

    .qa-block.open .qa-body { display: block; }

    .quote-item {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: 1rem;
      padding: 9px 0;
      border-bottom: 1px solid #f3f3f3;
    }

    .quote-item:last-child { border-bottom: none; }

    .quote-text {
      font-style: italic;
      font-size: 13.5px;
      color: #222;
      line-height: 1.55;
      flex: 1;
    }

    .quote-src {
      font-size: 11.5px;
      color: #999;
      white-space: nowrap;
      flex-shrink: 0;
    }

    /* ── FLASHCARDS ── */
    .fc-categories {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-bottom: 2rem;
    }

    .fc-cat-btn {
      padding: 8px 18px;
      border-radius: 20px;
      border: 1.5px solid var(--border);
      background: var(--white);
      color: #444;
      font-size: 13.5px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      font-family: 'Source Sans 3', sans-serif;
    }

    .fc-cat-btn:hover { background: var(--navy-light); border-color: var(--navy); color: var(--navy); }
    .fc-cat-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }

    .fc-wrap {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1.5rem;
      width: 100%;
    }

    .fc-card {
      width: 100%;
      max-width: 680px;
      height: 220px;
      perspective: 1000px;
      cursor: pointer;
    }

    .fc-inner {
      position: relative;
      width: 100%;
      height: 100%;
      transform-style: preserve-3d;
      transition: transform 0.45s ease;
    }

    .fc-inner.flipped { transform: rotateY(180deg); }

    .fc-front, .fc-back {
      position: absolute;
      inset: 0;
      backface-visibility: hidden;
      -webkit-backface-visibility: hidden;
      border-radius: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 2rem;
      text-align: center;
      font-size: 18px;
      line-height: 1.5;
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    }

    .fc-front {
      background: var(--navy);
      color: #fff;
      font-weight: 500;
    }

    .fc-back {
      background: var(--white);
      border: 2px solid var(--navy);
      color: #222;
      font-size: 15px;
      transform: rotateY(180deg);
    }

    .fc-hint {
      position: absolute;
      bottom: 14px;
      left: 0; right: 0;
      text-align: center;
      font-size: 11.5px;
      color: rgba(255,255,255,0.5);
      pointer-events: none;
    }

    .fc-inner.flipped + .fc-hint { display: none; }

    .fc-controls {
      display: flex;
      align-items: center;
      gap: 1.5rem;
    }

    .fc-btn {
      padding: 9px 22px;
      border-radius: 8px;
      border: 1.5px solid var(--border);
      background: var(--white);
      color: var(--navy);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      font-family: 'Source Sans 3', sans-serif;
    }

    .fc-btn:hover { background: var(--navy); color: #fff; border-color: var(--navy); }

    .fc-counter {
      font-size: 14px;
      color: #888;
      min-width: 60px;
      text-align: center;
    }

    .fc-shuffle-btn {
      background: none;
      border: none;
      color: #aaa;
      font-size: 13px;
      cursor: pointer;
      font-family: 'Source Sans 3', sans-serif;
      transition: color 0.15s;
    }

    .fc-shuffle-btn:hover { color: var(--navy); }

    /* ── QUOTE ANALYSIS ── */
    .qa-quote-block {
      background: var(--navy-light);
      border-left: 4px solid var(--navy);
      border-radius: 0 8px 8px 0;
      padding: 12px 16px;
      margin-bottom: 1.1rem;
    }

    .qa-quote {
      font-style: italic;
      font-size: 14.5px;
      color: #1a1a2e;
      line-height: 1.6;
      margin-bottom: 4px;
    }

    .qa-attr {
      font-size: 11.5px;
      color: #888;
    }

    .qa-label {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--navy);
      margin: 1rem 0 0.4rem;
    }

    .qa-list {
      list-style: none;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .qa-list li {
      font-size: 13.5px;
      color: #333;
      line-height: 1.6;
      padding-left: 14px;
      position: relative;
    }

    .qa-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 8px;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--navy);
      opacity: 0.4;
    }


    /* ── EXAM PRACTICE ── */
    .ep-progress-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 1.75rem;
    }
    .ep-progress-track {
      flex: 1;
      height: 6px;
      background: var(--border);
      border-radius: 3px;
      overflow: hidden;
    }
    .ep-progress-fill {
      height: 100%;
      background: var(--navy);
      border-radius: 3px;
      transition: width 0.4s ease;
      width: 0%;
    }
    .ep-progress-label { font-size: 12.5px; color: #888; white-space: nowrap; }
    .ep-reset-btn {
      font-size: 12px;
      color: #888;
      background: none;
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 4px 10px;
      cursor: pointer;
      font-family: 'Source Sans 3', sans-serif;
      transition: all 0.12s;
    }
    .ep-reset-btn:hover { border-color: var(--navy); color: var(--navy); }

    .ep-card { max-width: 820px; }

    .ep-top-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1.25rem;
      flex-wrap: wrap;
      gap: 10px;
    }
    .ep-meta { display: flex; align-items: center; gap: 10px; }
    .ep-badge {
      background: var(--navy-light);
      color: var(--navy);
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.8px;
      padding: 4px 10px;
      border-radius: 20px;
    }
    .ep-done-badge {
      background: #e6f4e6;
      color: #2a7a2a;
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.8px;
      padding: 4px 10px;
      border-radius: 20px;
    }
    .ep-marks { font-size: 13px; color: #888; }

    .ep-shuffle-btn {
      display: flex;
      align-items: center;
      gap: 7px;
      background: var(--white);
      border: 1.5px solid var(--border);
      border-radius: 8px;
      padding: 8px 16px;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 13.5px;
      font-weight: 500;
      color: #444;
      cursor: pointer;
      transition: all 0.15s;
    }
    .ep-shuffle-btn:hover { border-color: var(--navy); color: var(--navy); }
    .ep-shuffle-btn:disabled { opacity: 0.4; cursor: default; }

    .ep-prompt { font-size: 14px; color: #444; line-height: 1.65; margin-bottom: 1.25rem; }

    .ep-extract {
      background: #fffef7;
      border: 1.5px solid #e8e0c8;
      border-left: 4px solid #b8a060;
      border-radius: 8px;
      padding: 1.5rem 1.75rem;
      margin-bottom: 1.5rem;
    }
    .ep-extract-label {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: #a08040;
      margin-bottom: 1rem;
    }
    .ep-extract-body {
      font-family: 'Lora', Georgia, serif;
      font-size: 14px;
      line-height: 1.9;
      color: #222;
    }
    .ep-extract-body p { margin: 0; }

    .ep-question-text {
      font-size: 15px;
      font-weight: 600;
      color: var(--navy);
      line-height: 1.6;
      margin-bottom: 0.75rem;
      padding: 1rem 1.25rem;
      background: var(--navy-light);
      border-radius: 8px;
      border-left: 4px solid var(--navy);
    }
    .ep-question-sub { font-size: 13px; color: #555; font-weight: 400; display: block; margin-top: 6px; }

    .ep-timer-row { margin-bottom: 1rem; font-size: 13px; color: #666; }


    .ep-timer-control {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      flex-wrap: wrap;
      margin: 1rem 0;
    }

    .ep-start-timer-btn {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 18px;
      border-radius: 8px;
      border: 1.5px solid var(--navy);
      background: var(--navy);
      color: #fff;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: background 0.15s, transform 0.15s;
    }

    .ep-start-timer-btn:hover:not(:disabled) {
      background: #001a4d;
      transform: translateY(-1px);
    }

    .ep-start-timer-btn:disabled {
      opacity: 0.75;
      cursor: default;
      transform: none;
    }

    .ep-countdown {
      font-family: 'Source Sans 3', sans-serif;
      font-size: 14px;
      font-weight: 600;
      color: var(--navy);
      background: var(--navy-light);
      border: 1px solid #c5d5f5;
      border-radius: 8px;
      padding: 8px 14px;
      min-width: 92px;
      text-align: center;
    }

    .ep-textarea {
      width: 100%;
      min-height: 280px;
      border: 1.5px solid var(--border);
      border-radius: 10px;
      padding: 1rem 1.25rem;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 14px;
      color: var(--text);
      line-height: 1.7;
      resize: vertical;
      outline: none;
      transition: border-color 0.15s;
      background: var(--white);
    }
    .ep-textarea:focus { border-color: var(--navy); }

    .ep-actions { margin-top: 1rem; margin-bottom: 1.5rem; }

    .ep-submit-btn {
      background: var(--navy);
      color: #fff;
      border: none;
      padding: 11px 28px;
      border-radius: 8px;
      font-family: 'Source Sans 3', sans-serif;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: background 0.15s, transform 0.1s;
    }
    .ep-submit-btn:hover { background: #001a4d; transform: translateY(-1px); }

    .ep-markscheme {
      display: none;
      border: 1.5px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
      margin-bottom: 2rem;
      animation: fadeSlideIn 0.3s ease;
    }
    .ep-markscheme.visible { display: block; }

    @keyframes fadeSlideIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .ep-ms-header {
      background: var(--navy);
      color: #fff;
      padding: 0.9rem 1.4rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-weight: 600;
      font-size: 14.5px;
    }
    .ep-ms-grade-label { font-size: 12px; font-weight: 400; opacity: 0.75; }

    .ep-ms-section {
      padding: 1.25rem 1.4rem;
      border-bottom: 1px solid var(--border);
      background: var(--white);
    }
    .ep-ms-title {
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.6px;
      color: #555;
      margin-bottom: 0.75rem;
    }
    .ep-ms-list {
      list-style: none;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 7px;
    }
    .ep-ms-list li {
      font-size: 13.5px;
      color: #333;
      line-height: 1.6;
      padding-left: 18px;
      position: relative;
    }
    .ep-ms-list li::before {
      content: '✓';
      position: absolute;
      left: 0;
      color: #3a8a3a;
      font-weight: 700;
      font-size: 12px;
      top: 1px;
    }

    .ep-levels { display: flex; flex-direction: column; gap: 8px; }
    .ep-level {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 13.5px;
      color: #333;
      line-height: 1.55;
    }
    .ep-level-badge {
      flex-shrink: 0;
      padding: 3px 10px;
      border-radius: 12px;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.5px;
    }
    .ep-level-badge.l4 { background: #1a5c1a; color: #fff; }
    .ep-level-badge.l3 { background: #2060a8; color: #fff; }
    .ep-level-badge.l2 { background: #b87020; color: #fff; }
    .ep-level-badge.l1 { background: #888; color: #fff; }

    .ep-upgrade-banner {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 1.1rem 1.4rem;
      background: linear-gradient(135deg, #f5f0ff, #ede8ff);
      border-top: 1px solid #d5c8f5;
      font-size: 13.5px;
      color: #333;
      line-height: 1.55;
    }
    .ep-upgrade-banner > span { font-size: 22px; flex-shrink: 0; }
    .ep-upgrade-btn {
      flex-shrink: 0;
      margin-left: auto;
      padding: 7px 16px;
      background: #7c50d8;
      color: #fff;
      border: none;
      border-radius: 7px;
      font-size: 12.5px;
      font-weight: 600;
      cursor: not-allowed;
      opacity: 0.6;
    }

    .ep-all-done {
      text-align: center;
      padding: 3rem 2rem;
      background: var(--white);
      border: 1.5px solid var(--border);
      border-radius: 14px;
      max-width: 480px;
    }
    .ep-all-done-icon { font-size: 48px; margin-bottom: 1rem; }
    .ep-all-done h3 { font-family: 'Lora', Georgia, serif; font-size: 22px; color: var(--navy); margin-bottom: 0.6rem; }
    .ep-all-done p { font-size: 14px; color: #555; line-height: 1.65; margin-bottom: 1.25rem; }
    .ep-all-done-btn {
      background: var(--navy);
      color: #fff;
      border: none;
      padding: 10px 24px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      font-family: 'Source Sans 3', sans-serif;
    }
  

/* Multi-page SEO build overrides */
body.multi-page .page-body { min-height: calc(100vh - 68px); }
body.multi-page #macbeth-page,
body.multi-page .section-content.active { display: block; }
body.multi-page .sidebar { display: block; }
body.multi-page .home-topic { text-decoration: none; display: inline-block; }