::selection {
  background: var(--color-background-interactive);
  color: var(--color-text-strong);

  @media (prefers-color-scheme: dark) {
    background: var(--color-background-interactive);
    color: var(--color-text-inverted);
  }
}

@keyframes go-graph-line {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes go-graph-point {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes go-graph-bar {
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

[data-page="go"] {
  --color-background: hsl(0, 20%, 99%);
  --color-background-weak: hsl(0, 8%, 97%);
  --color-background-strong: hsl(0, 5%, 12%);
  --color-background-strong-hover: hsl(0, 5%, 18%);
  --color-background-interactive: hsl(62, 84%, 88%);
  --color-background-interactive-weaker: hsl(64, 74%, 95%);

  --color-go-1: hsl(61.9, 82.6%, 77.5%);
  --color-go-2: hsl(62.4, 78.6%, 56.1%);
  --color-go-3: hsl(62.1, 100%, 39.8%);

  --color-text: hsl(0, 1%, 39%);
  --color-text-weak: hsl(0, 1%, 74%);
  --color-text-weaker: hsl(30, 2%, 81%);
  --color-text-strong: hsl(0, 5%, 12%);
  --color-text-inverted: hsl(0, 20%, 99%);

  --color-border: hsl(30, 2%, 81%);
  --color-border-weak: hsl(0, 1%, 85%);

  --color-icon: hsl(0, 1%, 55%);
}

[data-page="go"] {
  @media (prefers-color-scheme: dark) {
    --color-background: hsl(0, 9%, 7%);
    --color-background-weak: hsl(0, 6%, 10%);
    --color-background-strong: hsl(0, 15%, 94%);
    --color-background-strong-hover: hsl(0, 15%, 97%);
    --color-background-interactive: hsl(62, 100%, 90%);
    --color-background-interactive-weaker: hsl(60, 20%, 8%);

    --color-go-1: hsl(62.1, 64.9%, 25.7%);
    --color-go-2: hsl(61.7, 46.4%, 53.9%);
    --color-go-3: hsl(61.9, 100%, 50%);

    --color-text: hsl(0, 4%, 71%);
    --color-text-weak: hsl(0, 2%, 49%);
    --color-text-weaker: hsl(0, 3%, 28%);
    --color-text-strong: hsl(0, 15%, 94%);
    --color-text-inverted: hsl(0, 9%, 7%);

    --color-border: hsl(0, 3%, 28%);
    --color-border-weak: hsl(0, 4%, 23%);

    --color-icon: hsl(10, 3%, 43%);
  }
}

body {
  background: var(--color-background);
}

@supports (background: -webkit-named-image(i)) {
  [data-page="opencode"] {
    border-top: 1px solid var(--color-border-weak);
  }
}

[data-page="go"] {
  background: var(--color-background);
  --padding: 5rem;
  --vertical-padding: 4rem;

  @media (max-width: 60rem) {
    --padding: 1.5rem;
    --vertical-padding: 3rem;
  }

  display: flex;
  gap: var(--vertical-padding);
  flex-direction: column;
  font-family: var(--font-mono);
  color: var(--color-text);
  padding-bottom: 5rem;

  a {
    color: var(--color-text-strong);
    text-decoration: underline;
    text-underline-offset: var(--space-1);
    text-decoration-thickness: 1px;
  }

  p {
    line-height: 200%;

    @media (max-width: 60rem) {
      line-height: 180%;
    }
  }

  @media (max-width: 60rem) {
    font-size: 15px;
  }

  input:-webkit-autofill,
  input:-webkit-autofill:hover,
  input:-webkit-autofill:focus,
  input:-webkit-autofill:active {
    transition: background-color 5000000s ease-in-out 0s;
  }

  input:-webkit-autofill {
    -webkit-text-fill-color: var(--color-text-strong) !important;
  }

  input:-moz-autofill {
    -moz-text-fill-color: var(--color-text-strong) !important;
  }

  [data-component="container"] {
    max-width: 67.5rem;
    margin: 0 auto;
    border: 1px solid var(--color-border-weak);
    border-top: none;

    @media (max-width: 65rem) {
      border: none;
    }
  }

  [data-component="content"] {
  }

  [data-component="top"] {
    padding: 24px var(--padding);
    height: 80px;
    position: sticky;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border-weak);

    z-index: 10;

    img {
      height: 34px;
      width: auto;
    }

    [data-component="nav-desktop"] {
      ul {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 32px;

        @media (max-width: 55rem) {
          gap: 24px;
        }

        @media (max-width: 48rem) {
          gap: 24px;
        }
        li {
          display: inline-block;
          a {
            text-decoration: none;
            span {
              color: var(--color-text-weak);
            }
          }
          a:hover {
            text-decoration: underline;
            text-underline-offset: var(--space-1);
            text-decoration-thickness: 1px;
          }
          [data-slot="cta-button"] {
            background: var(--color-background-strong);
            color: var(--color-text-inverted);
            padding: 8px 16px;
            border-radius: 4px;
            font-weight: 500;
            text-decoration: none;
            white-space: nowrap;

            @media (max-width: 55rem) {
              display: none;
            }
          }
          [data-slot="cta-button"]:hover {
            background: var(--color-background-strong-hover);
            text-decoration: none;
          }
        }
      }

      @media (max-width: 40rem) {
        display: none;
      }
    }

    [data-component="nav-mobile"] {
      button > svg {
        color: var(--color-icon);
      }
    }

    [data-component="nav-mobile-toggle"] {
      border: none;
      background: none;
      outline: none;
      height: 40px;
      width: 40px;
      cursor: pointer;
    }

    [data-component="nav-mobile-toggle"]:hover {
      background: var(--color-background-weak);
    }

    [data-component="nav-mobile"] {
      display: none;

      @media (max-width: 40rem) {
        display: block;

        [data-component="nav-mobile-icon"] {
          cursor: pointer;
          height: 40px;
          width: 40px;
          display: flex;
          align-items: center;
          justify-content: center;
        }

        [data-component="nav-mobile-menu-list"] {
          position: fixed;
          background: var(--color-background);
          top: 80px;
          left: 0;
          right: 0;
          height: 100vh;

          ul {
            list-style: none;
            padding: 20px 0;

            li {
              a {
                text-decoration: none;
                padding: 20px;
                display: block;

                span {
                  color: var(--color-text-weak);
                }
              }

              a:hover {
                background: var(--color-background-weak);
              }
            }
          }
        }
      }
    }

    [data-slot="logo dark"] {
      display: none;
    }

    @media (prefers-color-scheme: dark) {
      [data-slot="logo light"] {
        display: none;
      }
      [data-slot="logo dark"] {
        display: block;
      }
    }
  }

  [data-component="hero"] {
    display: flex;
    flex-direction: column;
    padding: calc(var(--vertical-padding) * 2) var(--padding);

    [data-slot="zen logo dark"] {
      display: none;
    }

    @media (max-width: 30rem) {
      padding: var(--vertical-padding) var(--padding);
    }

    @media (prefers-color-scheme: dark) {
      [data-slot="zen logo light"] {
        display: none;
      }
      [data-slot="zen logo dark"] {
        display: block;
      }
    }
  }

  [data-slot="hero-copy"] {
    img {
      margin-bottom: 24px;
    }

    h1 {
      font-size: 28px;
      color: var(--color-text-strong);
      font-weight: 700;
      margin-bottom: 16px;
      display: block;

      @media (max-width: 60rem) {
        font-size: 22px;
      }
    }

    p {
      color: var(--color-text);
      margin-bottom: 24px;
      max-width: 82%;

      @media (max-width: 50rem) {
        max-width: 100%;
      }
    }

    a {
      background: var(--color-background-strong);
      padding: 8px 12px 8px 20px;
      color: var(--color-text-inverted);
      border: none;
      border-radius: 4px;
      font-weight: 500;
      cursor: pointer;
      margin-bottom: 40px;
      display: flex;
      width: fit-content;
      gap: 12px;
      text-decoration: none;

      [data-slot="cta-price"] {
        opacity: 0.6;
      }

      svg {
        opacity: 0.6;
      }
    }

    a:hover {
      background: var(--color-background-strong-hover);
    }
  }
  [data-slot="model-logos"] {
    display: flex;
    gap: 24px;
    margin-bottom: 56px;

    svg {
      color: var(--color-background-strong);
    }

    @media (prefers-color-scheme: dark) {
      svg {
        color: var(--color-background-strong);
      }
    }
  }

  [data-slot="pricing-copy"] {
    strong {
      color: var(--color-text-strong);
      font-weight: 500;
    }

    p:first-child {
      margin-bottom: 0;
      color: var(--color-text);
      display: flex;
      gap: 8px;

      @media (max-width: 40rem) {
        flex-direction: column;
        gap: 4px;
      }
    }
  }

  [data-component="comparison"] {
    border-top: 1px solid var(--color-border-weak);
    padding: 0;
    background:
      radial-gradient(1200px 400px at 15% 0%, rgba(0, 0, 0, 0.035), transparent 55%),
      radial-gradient(900px 320px at 85% 15%, rgba(0, 0, 0, 0.02), transparent 60%), var(--color-background-weak);

    @media (prefers-color-scheme: dark) {
      background:
        radial-gradient(1200px 400px at 15% 0%, rgba(255, 255, 255, 0.03), transparent 55%),
        radial-gradient(900px 320px at 85% 15%, rgba(255, 255, 255, 0.02), transparent 60%),
        var(--color-background-weak);

      [data-component="limit-graph"] {
        --bar-go: #f7ff00;
      }
    }

    [data-component="limit-graph"] {
      margin: 0 auto;
      width: calc(100% - 120px);
      max-width: calc(100% - 120px);
      border: none;
      background: transparent;
      padding: 58px var(--padding) 56px;
      --bar-go: var(--color-go-2);

      @media (max-width: 60rem) {
        width: 50%;
        max-width: 50%;
      }

      [data-slot="plot"] {
        position: relative;
        overflow: visible;
        width: 100%;
        margin: 0 auto;
        margin-left: -56px;
      }

      [data-slot="ylabels"] {
        position: absolute;
        inset: 0;
        pointer-events: none;
      }

      [data-slot="xlabels"] {
        position: absolute;
        inset: 0;
        pointer-events: none;
      }

      [data-slot="xlabels"] [data-xlabel] {
        position: absolute;
        left: var(--x);
        top: var(--y);
        transform: translate(-50%, -50%);
        color: var(--color-text-weak);
        font-size: 12px;
        line-height: 1;
        white-space: nowrap;

        @media (prefers-color-scheme: light) {
          color: color-mix(in srgb, var(--color-text-weak) 82%, var(--color-text-strong));
        }
      }

      [data-slot="ylabels"] [data-ylabel] {
        position: absolute;
        left: var(--x);
        top: var(--y);
        transform: translate(-100%, -50%);
        color: var(--color-text-strong);
        font-size: 16px;
        font-weight: 700;
        line-height: 1;
        white-space: nowrap;

        @media (max-width: 60rem) {
          font-size: 13px;
        }
      }

      [data-slot="pills"] {
        position: absolute;
        inset: 0;
        pointer-events: none;

        [data-item] {
          position: absolute;
          left: var(--x);
          top: var(--y);
          transform: translate(12px, -50%);
          display: inline-flex;
          align-items: center;
          gap: 8px;
          border: none;
          background: transparent;
          height: 20px;
          padding: 0 8px;
          border-radius: 2px;
          max-width: calc(100% - 12px);
          font-size: 13px;
          line-height: 20px;
          box-sizing: border-box;
          opacity: 0;
        }

        [data-name] {
          color: var(--color-text);
          white-space: nowrap;
        }

        [data-value] {
          color: var(--color-text-strong);
          font-weight: 600;
          white-space: nowrap;
        }
      }

      [data-slot="plot-labels"] {
        position: absolute;
        inset: 0;
        pointer-events: none;
      }

      [data-row-label] {
        position: absolute;
        left: 0;
        top: var(--y);
        transform: translateY(-50%);
        color: var(--color-text-strong);
        font-size: 16px;
        font-weight: 700;
      }

      svg {
        width: 100%;
        height: 220px;
        display: block;
      }

      [data-grid] {
        stroke: var(--color-border);
        stroke-width: 1;
        opacity: 0.6;
      }

      [data-tick] {
        fill: var(--color-text-weak);
        font-size: 12px;
      }

      @media (prefers-color-scheme: light) {
        [data-tick] {
          fill: color-mix(in srgb, var(--color-text-weak) 82%, var(--color-text-strong));
        }
      }

      [data-row] {
        fill: var(--color-text-strong);
        font-size: 13px;
        font-weight: 600;
      }

      [data-row],
      [data-val] {
        opacity: 0;
      }

      &[data-visible] [data-row],
      &[data-visible] [data-val] {
        opacity: 1;
        transition: opacity 240ms ease;
        transition-delay: var(--d, 0ms);
      }

      [data-stub] {
        stroke: var(--color-border);
        stroke-width: 1;
        stroke-linecap: round;
        opacity: 0.55;
      }

      [data-bar] {
        transform-box: fill-box;
        transform-origin: left center;
        opacity: 0;
        transform: scaleX(0.02);
        fill: var(--bar-go);
        stroke: none;
      }

      [data-bar][data-kind="free"] {
        fill: var(--color-text-strong);
      }

      [data-val] {
        fill: var(--color-text-strong);
        font-size: 13px;
        font-weight: 650;
      }

      [data-range] {
        stroke: var(--color-text-strong);
        stroke-width: 2;
        stroke-linecap: round;
        opacity: 0.65;
      }

      [data-point] {
        vector-effect: non-scaling-stroke;
        stroke-width: 1;
        transform-box: fill-box;
        transform-origin: center;
      }

      [data-point][data-kind="free"] {
        fill: var(--color-background);
        stroke: var(--color-text-strong);
      }

      [data-point][data-kind="go"] {
        fill: var(--color-background-interactive);
        stroke: var(--color-text-strong);
      }

      [data-point][data-kind="go"][data-model="glm"] {
        fill: var(--color-go-1);
      }

      [data-point][data-kind="go"][data-model="kimi"] {
        fill: var(--color-go-2);
      }

      [data-point][data-kind="go"][data-model="minimax"] {
        fill: var(--color-go-3);
      }

      [data-animate="line"] {
        stroke-dasharray: 900;
        stroke-dashoffset: 900;
      }

      &[data-visible] [data-animate="line"] {
        animation: go-graph-line 1000ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
        animation-delay: 80ms;
      }

      [data-point] {
        opacity: 0;
        transform: scale(0.85);
      }

      &[data-visible] [data-point] {
        animation: go-graph-point 520ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
        animation-delay: var(--d, 0ms);
      }

      &[data-visible] [data-bar] {
        animation: go-graph-bar 560ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
        animation-delay: var(--d, 0ms);
      }

      &[data-visible] [data-slot="pills"] [data-item] {
        opacity: 1;
        transition: opacity 240ms ease;
        transition-delay: var(--d, 0ms);
      }

      @media (prefers-reduced-motion: reduce) {
        [data-animate="line"] {
          stroke-dashoffset: 0;
          animation: none;
        }
        [data-point] {
          opacity: 1;
          transform: none;
          animation: none;
        }
        [data-bar] {
          opacity: 1;
          transform: none;
          animation: none;
        }
        [data-row],
        [data-val] {
          opacity: 1;
          transition: none;
        }

        [data-slot="pills"] [data-item] {
          opacity: 1;
          transition: none;
        }
      }

      figcaption {
        margin-top: 34px;
        display: flex;
        justify-content: center;
        font-size: 13px;
        text-align: center;
      }

      [data-slot="caption-row"] {
        display: flex;
        width: 100%;
        justify-content: center;
      }

      [data-slot="caption-left"] {
        display: flex;
        width: 100%;
        min-width: 0;
        justify-content: center;
      }

      [data-slot="caption-meta"] {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 16px;
        align-items: baseline;
        width: 100%;
        max-width: none;
        justify-content: center;
      }

      [data-slot="caption-label"] {
        color: var(--color-text-strong);
        font-weight: 650;
        white-space: nowrap;
        line-height: 1;
      }

      [data-slot="caption-link"] {
        color: var(--color-text-strong);
        text-decoration-thickness: 1px;
        width: fit-content;
        line-height: 1;
        white-space: nowrap;
      }

      [data-slot="caption-note"] {
        color: var(--color-text-weak);
        font-size: 12px;
      }

      @media (max-width: 56.25rem) {
        [data-slot="caption-meta"] {
          gap: 14px;
        }
      }
    }
  }

  [data-slot="section-title"] {
    margin-bottom: 24px;

    h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text-strong);
      margin-bottom: 12px;
    }

    p {
      margin-bottom: 12px;
      color: var(--color-text);
    }
  }

  [data-component="problem"] {
    border-top: 1px solid var(--color-border-weak);
    padding: var(--vertical-padding) var(--padding);
    color: var(--color-text);

    p {
      margin-bottom: 24px;
    }

    ul {
      padding: 0;
      li {
        list-style: none;
        margin-bottom: 16px;
        display: flex;
        gap: 12px;

        span {
          color: var(--color-icon);
        }
      }
      li:last-child {
        margin-bottom: 0;
      }
    }
  }

  [data-component="how"] {
    border-top: 1px solid var(--color-border-weak);
    padding: var(--vertical-padding) var(--padding);
    color: var(--color-text);

    ul {
      padding: 0;
      li {
        list-style: none;
        margin-bottom: 16px;
        display: flex;
        gap: 12px;

        span {
          color: var(--color-icon);
        }
        strong {
          font-weight: 500;
          color: var(--color-text-strong);
        }
      }
      li:last-child {
        margin-bottom: 0;
      }
    }
  }

  [data-component="email"] {
    border-top: 1px solid var(--color-border-weak);
    padding: var(--vertical-padding) var(--padding);
    color: var(--color-text);

    [data-slot="dock"] {
      border-radius: 14px;
      border: 0.5px solid rgba(176, 176, 176, 0.6);
      background: #f2f1f0;
      margin-bottom: 32px;
      overflow: hidden;
      height: 64px;
      width: 185px;
      box-shadow:
        0 6px 80px 0 rgba(0, 0, 0, 0.05),
        0 2.507px 33.422px 0 rgba(0, 0, 0, 0.04),
        0 1.34px 17.869px 0 rgba(0, 0, 0, 0.03),
        0 0.751px 10.017px 0 rgba(0, 0, 0, 0.03),
        0 0.399px 5.32px 0 rgba(0, 0, 0, 0.02),
        0 0.166px 2.214px 0 rgba(0, 0, 0, 0.01);

      img {
        width: 100%;
        height: auto;
      }

      @media (prefers-color-scheme: dark) {
        background: #312d2d;
      }
    }

    [data-slot="form"] {
      position: relative;

      input {
        background: var(--color-background-weak);
        border-radius: 6px;
        border: 1px solid var(--color-border-weak);
        padding: 20px;
        width: 100%;

        /* Use color, not -moz-text-fill-color, for normal text */
        color: var(--color-text-strong);

        @media (max-width: 30rem) {
          padding-bottom: 80px;
        }

        &:not(:focus) {
          color: var(--color-text-strong);
        }

        &::placeholder {
          color: var(--color-text-weak);
          opacity: 1;
        }

        /* Optional legacy */
        &::-moz-placeholder {
          color: var(--color-text-weak);
          opacity: 1;
        }
      }

      input:focus {
        background: var(--color-background-interactive-weaker);
        outline: none;
        border: none;
        color: var(--color-text-strong);

        border: 1px solid var(--color-background-strong); /* Tailwind blue-600 as example */

        /* Tailwind-style ring */
        box-shadow: 0 0 0 3px var(--color-background-interactive);
        /* mimics "ring-2 ring-blue-600/50" */
      }

      button {
        position: absolute;
        height: 40px;
        right: 12px;
        background: var(--color-background-strong);
        padding: 4px 20px;
        color: var(--color-text-inverted);
        border-radius: 4px;
        font-weight: 500;
        border: none;
        outline: none;
        cursor: pointer;
        top: 50%;
        margin-top: -20px;

        @media (max-width: 30rem) {
          left: 20px;
          right: 20px;
          bottom: 20px;
          top: auto;
        }
      }
    }
  }

  [data-component="faq"] {
    border-top: 1px solid var(--color-border-weak);
    padding: var(--vertical-padding) var(--padding);

    ul {
      padding: 0;

      li {
        list-style: none;
        margin-bottom: 24px;
        line-height: 200%;

        @media (max-width: 60rem) {
          line-height: 180%;
        }
      }
    }

    [data-slot="faq-question"] {
      display: flex;
      gap: 16px;
      margin-bottom: 8px;
      color: var(--color-text-strong);
      font-weight: 500;
      cursor: pointer;
      background: none;
      border: none;
      padding: 0;

      [data-slot="faq-icon-plus"] {
        flex-shrink: 0;
        color: var(--color-text-weak);
        margin-top: 2px;

        [data-closed] & {
          display: block;
        }
        [data-expanded] & {
          display: none;
        }
      }
      [data-slot="faq-icon-minus"] {
        flex-shrink: 0;
        color: var(--color-text-weak);
        margin-top: 2px;

        [data-closed] & {
          display: none;
        }
        [data-expanded] & {
          display: block;
        }
      }
      [data-slot="faq-question-text"] {
        flex-grow: 1;
        text-align: left;
      }
    }

    [data-slot="faq-answer"] {
      margin-left: 40px;
      margin-bottom: 32px;
    }
  }

  [data-component="copy-status"] {
    @media (max-width: 38rem) {
      display: none;
    }

    [data-slot="copy"] {
      display: block;
      width: var(--space-4);
      height: var(--space-4);
      color: var(--color-text-weaker);

      [data-copied] & {
        display: none;
      }
    }

    [data-slot="check"] {
      display: none;
      width: var(--space-4);
      height: var(--space-4);
      color: var(--color-text-strong);

      [data-copied] & {
        display: block;
      }
    }
  }

  [data-component="footer"] {
    border-top: 1px solid var(--color-border-weak);
    display: flex;
    flex-direction: row;

    @media (max-width: 65rem) {
      border-bottom: 1px solid var(--color-border-weak);
    }

    [data-slot="cell"] {
      flex: 1;
      text-align: center;

      a {
        text-decoration: none;
        padding: 2rem 0;
        width: 100%;
        display: block;

        span {
          color: var(--color-text-weak);

          @media (max-width: 40rem) {
            display: none;
          }
        }
      }

      a:hover {
        background: var(--color-background-weak);
        text-decoration: underline;
        text-underline-offset: var(--space-1);
        text-decoration-thickness: 1px;
      }
    }

    [data-slot="cell"] + [data-slot="cell"] {
      border-left: 1px solid var(--color-border-weak);

      @media (max-width: 40rem) {
        border-left: none;
      }
    }

    /* Mobile: third column on its own row */
    @media (max-width: 25rem) {
      flex-wrap: wrap;

      [data-slot="cell"] {
        flex: 1 0 100%;
        border-left: none;
        border-top: 1px solid var(--color-border-weak);
      }

      [data-slot="cell"]:nth-child(1) {
        border-top: none;
      }
    }
  }

  [data-component="legal"] {
    color: var(--color-text-weak);
    text-align: center;
    display: flex;
    gap: 32px;
    justify-content: center;

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

    a:hover {
      color: var(--color-text);
      text-decoration: underline;
    }
  }
}