.performance-page {
  /* =====================================================
     SHARED SERVICE PAGE
  ====================================================== */

  .service-hero {
    position: relative;
    overflow: hidden;

    padding: var(--space-8xl) 0;

    background:
      radial-gradient(
        circle at 85% 20%,
        var(--color-primary-soft),
        transparent 32%
      ),
      var(--color-bg);
  }

  .service-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);

    align-items: center;

    gap: var(--space-8xl);
  }

  .service-hero-description {
    max-width: 620px;

    margin-top: var(--space-3xl);

    color: var(--color-text-light);

    font-size: var(--font-lg);
    line-height: var(--line-relaxed);
  }

  .service-hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);

    margin-top: var(--space-4xl);
  }

  .service-hero-proof {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);

    margin-top: var(--space-3xl);

    color: var(--color-muted);
    font-size: var(--font-sm);
  }

  .service-section {
    padding: var(--section-padding-lg) 0;
  }

  .service-hero-visual {
    display: flex;
    justify-content: center;
  }

  .performance-window {
    width: min(100%, 500px);

    overflow: hidden;

    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);

    background: var(--color-surface);

    box-shadow: var(--shadow-xl);
  }

  .performance-window-top {
    display: flex;
    align-items: center;
    justify-content: space-between;

    height: 52px;
    padding: 0 var(--space-xl);

    border-bottom: 1px solid var(--color-border);

    background: var(--color-surface-soft);

    color: var(--color-subtle);

    font-size: 9px;
    font-weight: var(--font-bold);
    letter-spacing: 0.12em;
  }

  .performance-dots {
    display: flex;
    gap: 6px;

    span {
      width: 7px;
      height: 7px;

      border-radius: 50%;
      background: var(--color-border-strong);
    }
  }

  .performance-content {
    padding: var(--space-4xl);
  }

  .performance-score {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);

    padding-bottom: var(--space-3xl);

    border-bottom: 1px solid var(--color-border);
  }

  .score-ring {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    width: 100px;
    height: 100px;

    border: 8px solid var(--color-accent-soft);
    border-right-color: var(--color-accent);
    border-radius: 50%;

    strong {
      color: var(--color-text);

      font-family: var(--font-display);
      font-size: 30px;
      line-height: 1;
    }

    span {
      margin-top: 5px;

      color: var(--color-muted);

      font-size: 9px;
      font-weight: var(--font-semibold);
    }
  }

  .score-summary {
    display: flex;
    flex-direction: column;
    gap: 5px;

    strong {
      color: var(--color-accent);

      font-size: var(--font-lg);
      font-weight: var(--font-semibold);
    }

    span {
      color: var(--color-muted);

      font-size: var(--font-xs);
      line-height: 1.5;
    }
  }

  .performance-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);

    gap: var(--space-lg);

    padding: var(--space-3xl) 0;
  }

  .performance-metric {
    display: flex;
    flex-direction: column;
    gap: 4px;

    span {
      color: var(--color-muted);

      font-size: 9px;
      font-weight: var(--font-bold);
      letter-spacing: 0.1em;
    }

    strong {
      font-family: var(--font-display);
      font-size: 20px;
    }

    small {
      color: var(--color-subtle);

      font-size: 9px;
      line-height: 1.4;
    }
  }

  .performance-bar {
    height: 5px;

    overflow: hidden;

    border-radius: var(--radius-pill);

    background: var(--color-surface-soft);

    span {
      display: block;

      width: 94%;
      height: 100%;

      border-radius: inherit;

      background: var(--color-accent);
    }
  }

  .performance-status {
    display: flex;
    align-items: center;
    gap: var(--space-md);

    margin-top: var(--space-xl);

    color: var(--color-muted);

    font-size: var(--font-xs);

    i {
      width: 7px;
      height: 7px;

      border-radius: 50%;

      background: var(--color-accent);
      box-shadow: 0 0 0 3px var(--color-accent-soft);
    }
  }

  /* =====================================================
     PROBLEM
  ====================================================== */

  .performance-problem {
    background: var(--color-surface);
  }

  .performance-problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);

    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }

  .performance-problem-card {
    min-height: 280px;

    padding: var(--space-4xl) var(--space-3xl);

    border-right: 1px solid var(--color-border);

    &:first-child {
      border-left: 1px solid var(--color-border);
    }

    &:hover {
      background: var(--color-bg);

      .problem-number {
        color: var(--color-primary);
      }
    }

    .problem-number {
      display: block;

      margin-bottom: var(--space-5xl);

      color: var(--color-border-strong);

      font-size: var(--font-sm);
      font-weight: var(--font-bold);

      transition: color var(--transition-base);
    }

    h3 {
      margin-bottom: var(--space-md);

      font-size: var(--font-xl);
    }

    p {
      color: var(--color-text-light);

      font-size: var(--font-sm);
      line-height: var(--line-relaxed);
    }
  }

  /* =====================================================
     OPTIMIZATION AREAS
  ====================================================== */

  .performance-optimization {
    background: var(--color-bg);
  }

  .performance-optimization-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);

    gap: var(--space-xl);
  }

  .performance-card {
    position: relative;

    min-height: 320px;

    padding: var(--space-4xl);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);

    background: var(--color-surface);

    transition:
      transform var(--transition-base),
      border-color var(--transition-base),
      box-shadow var(--transition-base);

    &:hover {
      transform: translateY(-4px);

      border-color: var(--color-primary);

      box-shadow: var(--shadow-md);
    }
  }

  .performance-card-number {
    display: block;

    margin-bottom: var(--space-5xl);

    color: var(--color-border-strong);

    font-family: var(--font-display);
    font-size: 32px;
    font-weight: var(--font-bold);
  }

  .performance-card h3 {
    font-size: var(--font-xl);
  }

  .performance-card p {
    max-width: 520px;

    margin-top: var(--space-md);

    color: var(--color-text-light);

    line-height: var(--line-relaxed);
  }

  .performance-card ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);

    margin: var(--space-2xl) 0 0;
    padding: 0;

    list-style: none;

    li {
      padding: 6px 10px;

      border: 1px solid var(--color-border);

      border-radius: var(--radius-pill);

      color: var(--color-muted);

      font-size: 10px;
      font-weight: var(--font-medium);
    }
  }

  /* =====================================================
     PROCESS
  ====================================================== */

  .performance-process {
    background: var(--color-surface);
  }

  .performance-process-track {
    display: grid;
    grid-template-columns: repeat(4, 1fr);

    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }

  .performance-process-item {
    min-height: 270px;

    padding: var(--space-4xl) var(--space-3xl);

    border-right: 1px solid var(--color-border);

    &:first-child {
      border-left: 1px solid var(--color-border);
    }

    span {
      display: block;

      margin-bottom: var(--space-5xl);

      color: var(--color-border-strong);

      font-size: var(--font-sm);
      font-weight: var(--font-bold);
    }

    h3 {
      margin-bottom: var(--space-md);

      font-size: var(--font-xl);
    }

    p {
      color: var(--color-text-light);

      font-size: var(--font-sm);
      line-height: var(--line-relaxed);
    }

    &:hover {
      background: var(--color-bg);

      span {
        color: var(--color-primary);
      }
    }
  }

  /* =====================================================
     WHO THIS IS FOR
  ====================================================== */

  .performance-fit {
    background: var(--color-bg);
  }

  .performance-fit-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;

    gap: var(--space-8xl);

    align-items: start;
  }

  .performance-fit-intro {
    position: sticky;
    top: 120px;

    h2 {
      margin-top: var(--space-xl);

      font-size: clamp(40px, 4vw, 56px);
      line-height: var(--line-tight);

      span {
        display: block;
        color: var(--color-primary);
      }
    }

    p {
      margin-top: var(--space-2xl);

      color: var(--color-text-light);

      line-height: var(--line-relaxed);
    }
  }

  .performance-fit-list {
    border-top: 1px solid var(--color-border);
  }

  .performance-fit-item {
    display: grid;
    grid-template-columns: 64px 1fr;

    gap: var(--space-xl);

    padding: var(--space-3xl) 0;

    border-bottom: 1px solid var(--color-border);

    strong {
      color: var(--color-primary);

      font-size: var(--font-sm);
    }

    h3 {
      margin-bottom: var(--space-md);

      font-size: var(--font-xl);
    }

    p {
      color: var(--color-text-light);

      line-height: var(--line-relaxed);
    }
  }

  /* =====================================================
     FINAL CTA
  ====================================================== */

  .service-final-cta {
    padding: var(--space-6xl) 0 var(--space-8xl);

    background: var(--color-bg);
  }

  .service-final-cta-box {
    position: relative;

    overflow: hidden;

    padding: var(--space-6xl);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);

    background:
      radial-gradient(
        circle at 90% 20%,
        var(--color-primary-soft),
        transparent 35%
      ),
      var(--color-surface);

    box-shadow: var(--shadow-md);

    p {
      max-width: 650px;

      margin-top: var(--space-2xl);

      color: var(--color-text-light);

      font-size: var(--font-lg);
      line-height: var(--line-relaxed);
    }
  }

  .service-final-cta-actions {
    margin-top: var(--space-3xl);
  }

  /* =====================================================
     RESPONSIVE
  ====================================================== */

  @media (max-width: 1050px) {
    .service-hero-grid {
      gap: var(--space-5xl);
    }

    .performance-fit-layout {
      gap: var(--space-5xl);
    }
  }

  @media (max-width: 900px) {
    .service-hero {
      padding: var(--space-7xl) 0;
    }

    .service-hero-grid {
      grid-template-columns: 1fr;

      text-align: center;
    }

    .service-hero-description {
      margin-inline: auto;
    }

    .service-hero-actions {
      justify-content: center;
    }

    .service-hero-proof {
      justify-content: center;
    }

    .service-hero-visual {
      width: 100%;
      max-width: 540px;

      margin-inline: auto;
    }

    .performance-problem-grid {
      grid-template-columns: 1fr;
    }

    .performance-problem-card {
      min-height: auto;

      border-left: 1px solid var(--color-border) !important;
      border-right: 1px solid var(--color-border) !important;

      border-bottom: 1px solid var(--color-border);

      &:last-child {
        border-bottom: none;
      }
    }

    .performance-process-track {
      grid-template-columns: repeat(2, 1fr);
    }

    .performance-process-item {
      border-bottom: 1px solid var(--color-border);

      &:nth-child(odd) {
        border-left: 1px solid var(--color-border);
      }

      &:nth-child(even) {
        border-right: 1px solid var(--color-border);
      }
    }

    .performance-fit-layout {
      grid-template-columns: 1fr;
    }

    .performance-fit-intro {
      position: static;
      max-width: 700px;
    }
  }

  @media (max-width: 700px) {
    .service-section {
      padding: var(--space-6xl) 0;
    }

    .service-section-header {
      margin-bottom: var(--space-4xl);

      h2 {
        font-size: 40px;
      }

      p {
        font-size: var(--font-base);
      }
    }

    .service-hero {
      padding: var(--space-6xl) 0 var(--space-7xl);
    }

    .service-hero-actions {
      flex-direction: column;

      a {
        width: 100%;
      }
    }

    .service-hero-proof {
      flex-direction: column;
      gap: var(--space-md);
    }

    .performance-content {
      padding: var(--space-xl);
    }

    .performance-score {
      gap: var(--space-lg);
    }

    .performance-metrics {
      gap: var(--space-md);
    }

    .performance-optimization-grid {
      grid-template-columns: 1fr;
    }

    .performance-card {
      min-height: auto;
      padding: var(--space-3xl);
    }

    .performance-process-track {
      grid-template-columns: 1fr;
    }

    .performance-process-item {
      min-height: auto;

      border-left: 1px solid var(--color-border) !important;
      border-right: 1px solid var(--color-border) !important;

      &:last-child {
        border-bottom: none;
      }
    }

    .performance-fit-item {
      grid-template-columns: 42px 1fr;
    }

    .service-final-cta-box {
      padding: var(--space-4xl);

      h2 {
        font-size: 40px;
      }

      p {
        font-size: var(--font-base);
      }
    }
  }

  @media (max-width: 480px) {
    .performance-window {
      border-radius: var(--radius-xl);
    }

    .performance-score {
      align-items: flex-start;
    }

    .score-ring {
      width: 82px;
      height: 82px;

      strong {
        font-size: 25px;
      }
    }

    .performance-metric {
      strong {
        font-size: 17px;
      }

      small {
        display: none;
      }
    }

    .performance-card {
      padding: var(--space-3xl);
    }

    .service-final-cta-box {
      padding: var(--space-3xl);
    }
  }
}