---
base_model:
- google/gemma-4-26B-A4B-it
- zerofata/G4-MeroMero-26B-A4B
- ReadyArt/Serenity-26B-A4B
- Gryphe/Pantheon-Reasoning-26B-A4B-1.1
- ReadyArt/Dark-Scarlett-v1.0-26B-A4B
- Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT
library_name: transformers
tags:
- mergekit
- merge
- roleplay
- storytelling
license: apache-2.0
---
<section class="card">
  <div class="background"></div>
  <div class="frame"></div>
  <div class="edge edge-left"></div>
  <div class="edge edge-right"></div>

  <header class="header">
    <h1 class="title" data-text="Shadow-Siren-26B-A4B">Shadow-Siren-26B-A4B</h1>
    <div class="line"></div>
  </header>

  <figure class="media">
    <span class="corner corner-tl"></span>
    <span class="corner corner-tr"></span>
    <span class="corner corner-bl"></span>
    <span class="corner corner-br"></span>

  <div class="media-inner">
      <img
        src="https://cdn-uploads.huggingface.co/production/uploads/6669a3a617b838fda45637b8/2H1mnWbQxhVGOJ9Uocoq0.png"
        alt="Shadow-Siren-26B-A4B artwork"
      >
    </div>
  </figure>

  <section class="panel panel-main">
    <div class="panel-head">
      <h2>Overview</h2>
    </div>

  <p class="copy">
      <strong>Shadow-Siren-26B-A4B</strong> was created through a multi-stage merge combining
      <a href="https://huggingface.co/zerofata/G4-MeroMero-26B-A4B">G4-MeroMero-26B-A4B</a>,
      <a href="https://huggingface.co/ReadyArt/Serenity-26B-A4B">Serenity-26B-A4B</a>,
      <a href="https://huggingface.co/google/gemma-4-26B-A4B-it">Gemma-4-26B-A4B-it</a>,
      <a href="https://huggingface.co/Gryphe/Pantheon-Reasoning-26B-A4B-1.1">Pantheon-Reasoning-26B-A4B-1.1</a>,
      <a href="https://huggingface.co/ReadyArt/Dark-Scarlett-v1.0-26B-A4B">Dark-Scarlett-v1.0-26B-A4B</a>,
      and
      <a href="https://huggingface.co/Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT">Gemma-4-26B-A4B-Animus-V14.1-FFT</a>.
    </p>

  <details class="details">
      <summary><span>Multi-stage merge configuration</span></summary>
<pre><code>name: First
models:
  - model: zerofata/G4-MeroMero-26B-A4B
  - model: ReadyArt/Serenity-26B-A4B
  - model: google/gemma-4-26B-A4B-it
  - model: Gryphe/Pantheon-Reasoning-26B-A4B-1.1
merge_method: saef
parameters:
  paradox: 0.40
  strength: 0.88
  boost: 0.28
  modes: 2
dtype: float32
out_dtype: bfloat16
tokenizer:
  source: union
---
name: Second
models:
  - model: ReadyArt/Dark-Scarlett-v1.0-26B-A4B
  - model: google/gemma-4-26B-A4B-it
  - model: Darkhn/Gemma-4-26B-A4B-Animus-V14.1-FFT
merge_method: karcher
chat_template: auto
dtype: float32
out_dtype: bfloat16
parameters:
  tol: 1e-9
  max_iter: 250
tokenizer:
  source: union
---
base_model: google/gemma-4-26B-A4B-it
models:
  - model: First
  - model: Second
merge_method: hcr
chat_template: auto
parameters:
  strength: 0.6
  retention: 0.6
  novelty: 0.36
  stability: 0.7
dtype: float32
out_dtype: bfloat16
tokenizer:
  source: union</code></pre>
    </details>
  </section>

  <section class="panel">
    <div class="panel-head">
      <h2>Intended Use</h2>
    </div>

  <div class="grid">
      <article class="item">
        <div class="item-copy">
          <h3>Roleplay</h3>
          <p>Character interaction, dialogue, personas, and multi-turn scenes.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Creative Writing</h3>
          <p>Drafting fiction, descriptions, dialogue, and scene variations.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Storytelling</h3>
          <p>Short stories, longer narratives, plot development, and worldbuilding.</p>
        </div>
      </article>

  <article class="item">
        <div class="item-copy">
          <h3>Brainstorming</h3>
          <p>Generating concepts, outlines, alternatives, and writing ideas.</p>
        </div>
      </article>
    </div>
  </section>
</section>

<style>
@import url("https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@700;900&family=Manrope:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap");

.card {
  --base: #05030a;
  --deep: #0b0712;
  --surface: #120b1c;
  --surface-2: #191026;
  --text: #f3edf8;
  --muted: #b9adbf;
  --silver: #d8d2e2;
  --violet: #a66cff;
  --violet-2: #6030aa;
  --crimson: #e44b78;
  --cyan: #55d8dc;
  --amber: #d7a85e;
  --border: rgba(197, 166, 230, 0.30);

  position: relative;
  isolation: isolate;
  container-type: inline-size;
  width: 100%;
  max-width: 1280px;
  margin: 48px auto;
  padding: clamp(34px, 5vw, 68px);
  overflow: hidden;
  color: var(--text);
  font-family: "Manrope", "Segoe UI", sans-serif;
  border: 1px solid rgba(209, 182, 237, 0.34);
  border-radius: 4px;
  background:
    radial-gradient(circle at 50% -8%, rgba(166, 108, 255, 0.23), transparent 31%),
    radial-gradient(circle at 7% 27%, rgba(228, 75, 120, 0.13), transparent 27%),
    radial-gradient(circle at 94% 66%, rgba(85, 216, 220, 0.10), transparent 30%),
    radial-gradient(circle at 42% 93%, rgba(96, 48, 170, 0.13), transparent 32%),
    linear-gradient(135deg, rgba(215, 168, 94, 0.035), transparent 30%),
    linear-gradient(180deg, #100919 0%, #05030a 48%, #0c0712 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    inset 0 -1px 0 rgba(99, 48, 141, 0.42),
    inset 0 0 90px rgba(0, 0, 0, 0.68);
}

.card,
.card * {
  box-sizing: border-box;
}

.card::before,
.card::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.card::before {
  inset: 11px;
  z-index: 20;
  border: 1px solid rgba(224, 204, 242, 0.08);
  clip-path: polygon(0 0, 48px 0, 56px 8px, calc(100% - 56px) 8px, calc(100% - 48px) 0, 100% 0, 100% 100%, calc(100% - 48px) 100%, calc(100% - 56px) calc(100% - 8px), 56px calc(100% - 8px), 48px 100%, 0 100%);
}

.card::after {
  top: 0;
  left: 8%;
  right: 8%;
  z-index: 21;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(228, 75, 120, 0.42),
    rgba(166, 108, 255, 0.88),
    rgba(224, 212, 239, 0.92),
    rgba(85, 216, 220, 0.72),
    transparent
  );
}

.card .background {
  position: absolute;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  opacity: 0.90;
  background:
    repeating-linear-gradient(118deg, transparent 0 54px, rgba(196, 166, 224, 0.018) 55px 56px, transparent 57px 112px),
    repeating-linear-gradient(62deg, transparent 0 76px, rgba(85, 216, 220, 0.014) 77px 78px, transparent 79px 148px),
    radial-gradient(ellipse at 50% 16%, rgba(132, 72, 202, 0.15), transparent 26%);
}

.card .background::before,
.card .background::after {
  content: "";
  position: absolute;
  width: 46%;
  height: 44%;
  filter: blur(4px);
  opacity: 0.46;
}

.card .background::before {
  top: 10%;
  left: -17%;
  transform: rotate(28deg);
  background: radial-gradient(ellipse, rgba(213, 53, 105, 0.19), transparent 68%);
}

.card .background::after {
  right: -17%;
  bottom: 12%;
  transform: rotate(-24deg);
  background: radial-gradient(ellipse, rgba(62, 190, 202, 0.16), transparent 68%);
}

.card .frame {
  position: absolute;
  inset: 20px;
  z-index: 18;
  pointer-events: none;
  border-top: 1px solid rgba(223, 200, 241, 0.07);
  border-bottom: 1px solid rgba(100, 58, 139, 0.22);
}

.card .frame::before,
.card .frame::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(228, 75, 120, 0.20) 18%,
    rgba(166, 108, 255, 0.38) 45%,
    rgba(85, 216, 220, 0.23) 76%,
    transparent
  );
}

.card .frame::before {
  left: 0;
}

.card .frame::after {
  right: 0;
}

.card .edge {
  position: absolute;
  top: 8%;
  bottom: 8%;
  z-index: 19;
  width: 4px;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(228, 75, 120, 0.54) 26%,
    rgba(166, 108, 255, 0.78) 49%,
    rgba(85, 216, 220, 0.50) 74%,
    transparent
  );
  box-shadow: 0 0 16px rgba(132, 76, 212, 0.24);
}

.card .edge-left {
  left: 14px;
}

.card .edge-right {
  right: 14px;
}

.card .header {
  position: relative;
  z-index: 3;
  padding: clamp(4px, 1vw, 10px) 0 clamp(34px, 4vw, 50px);
  text-align: center;
}

.card .header::before {
  content: "";
  position: absolute;
  left: 9%;
  right: 9%;
  top: -38px;
  bottom: 2px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse at center, rgba(161, 87, 239, 0.19), transparent 49%),
    linear-gradient(90deg, transparent, rgba(227, 69, 118, 0.045), rgba(82, 209, 216, 0.045), transparent);
}

.card .title {
  position: relative;
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
  padding: 0.05em 0.06em 0.15em;
  color: #d2a4ff;
  white-space: nowrap;
  font-family: "Cinzel Decorative", Georgia, serif;
  font-size: clamp(1.32rem, 6.85vw, 6.10rem);
  font-size: clamp(1.32rem, 7.35cqi, 6.10rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.045em;
  text-align: center;
  background: none;
  -webkit-text-stroke: 0;
  text-shadow: none;
}

.card .line {
  position: relative;
  width: min(690px, 72%);
  height: 4px;
  margin: 22px auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(228, 75, 120, 0.70),
    rgba(166, 108, 255, 0.96),
    rgba(234, 222, 243, 0.90),
    rgba(85, 216, 220, 0.74),
    transparent
  );
  box-shadow: 0 0 15px rgba(147, 79, 221, 0.26);
}

.card .line::before,
.card .line::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  border: 1px solid rgba(222, 201, 238, 0.58);
  background: #160b20;
  transform: translateY(-50%) rotate(45deg);
}

.card .line::before {
  left: calc(50% - 38px);
}

.card .line::after {
  right: calc(50% - 38px);
}

.card .media {
  position: relative;
  z-index: 3;
  width: 100%;
  margin: 0 auto 36px;
  padding: clamp(13px, 1.8vw, 20px);
  overflow: hidden;
  border: 1px solid rgba(204, 176, 229, 0.32);
  border-radius: 3px;
  background:
    radial-gradient(circle at 10% 0%, rgba(228, 75, 120, 0.12), transparent 28%),
    radial-gradient(circle at 92% 100%, rgba(85, 216, 220, 0.10), transparent 30%),
    linear-gradient(135deg, rgba(166, 108, 255, 0.07), transparent 32%),
    linear-gradient(180deg, #1a1025, #08050d);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.10),
    inset 0 -1px 0 rgba(95, 50, 134, 0.38),
    inset 0 0 24px rgba(0, 0, 0, 0.56),
    0 13px 28px rgba(0, 0, 0, 0.40);
}

.card .media::before,
.card .media::after {
  content: "";
  position: absolute;
  z-index: 5;
  pointer-events: none;
}

.card .media::before {
  inset: 7px;
  border: 1px solid rgba(231, 214, 245, 0.08);
}

.card .media::after {
  left: 14%;
  right: 14%;
  bottom: 7px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(228, 75, 120, 0.42), rgba(166, 108, 255, 0.68), rgba(85, 216, 220, 0.40), transparent);
}

.card .media-inner {
  position: relative;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(161, 116, 201, 0.28);
  background: #030207;
  box-shadow:
    inset 0 2px 6px rgba(0, 0, 0, 0.92),
    inset 0 0 24px rgba(0, 0, 0, 0.62);
}

.card .media-inner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 34px rgba(3, 1, 8, 0.62);
}

.card .media-inner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  border: 0;
  object-fit: contain;
  object-position: center;
}

.card .corner {
  position: absolute;
  z-index: 7;
  width: 45px;
  height: 45px;
  pointer-events: none;
}

.card .corner-tl {
  top: 0;
  left: 0;
  border-top: 3px solid rgba(236, 195, 218, 0.83);
  border-left: 3px solid rgba(236, 195, 218, 0.83);
}

.card .corner-tr {
  top: 0;
  right: 0;
  border-top: 3px solid rgba(208, 186, 237, 0.82);
  border-right: 3px solid rgba(208, 186, 237, 0.82);
}

.card .corner-bl {
  bottom: 0;
  left: 0;
  border-bottom: 3px solid rgba(190, 93, 159, 0.78);
  border-left: 3px solid rgba(190, 93, 159, 0.78);
}

.card .corner-br {
  right: 0;
  bottom: 0;
  border-right: 3px solid rgba(73, 190, 197, 0.76);
  border-bottom: 3px solid rgba(73, 190, 197, 0.76);
}

.card .panel {
  position: relative;
  z-index: 3;
  margin-bottom: 32px;
  padding: clamp(30px, 4.3vw, 48px);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 3px;
  background:
    radial-gradient(circle at 0% 0%, rgba(226, 70, 120, 0.09), transparent 30%),
    radial-gradient(circle at 100% 100%, rgba(77, 205, 211, 0.07), transparent 30%),
    linear-gradient(145deg, rgba(173, 113, 229, 0.055), transparent 36%),
    linear-gradient(180deg, rgba(24, 14, 35, 0.98), rgba(8, 5, 13, 0.99));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.075),
    inset 0 -1px 0 rgba(96, 50, 137, 0.30),
    inset 0 -8px 18px rgba(0, 0, 0, 0.54),
    0 10px 24px rgba(0, 0, 0, 0.30);
}

.card .panel::before,
.card .panel::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.card .panel::before {
  top: 0;
  left: 7%;
  width: 56%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(228, 75, 120, 0.76), rgba(166, 108, 255, 0.65), transparent);
}

.card .panel::after {
  top: 14%;
  bottom: 14%;
  left: 0;
  width: 3px;
  background: linear-gradient(to bottom, transparent, rgba(228, 75, 120, 0.72), rgba(166, 108, 255, 0.68), rgba(85, 216, 220, 0.56), transparent);
}

.card .panel-main {
  border-color: rgba(181, 127, 225, 0.38);
  background:
    radial-gradient(circle at 5% 0%, rgba(221, 66, 116, 0.12), transparent 31%),
    radial-gradient(circle at 96% 100%, rgba(75, 204, 211, 0.08), transparent 30%),
    linear-gradient(145deg, rgba(171, 103, 231, 0.07), transparent 38%),
    linear-gradient(180deg, rgba(27, 16, 40, 0.99), rgba(8, 5, 13, 0.99));
}

.card .panel-head {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 17px;
  border-bottom: 1px solid rgba(186, 149, 217, 0.18);
}

.card .panel-head::after {
  content: "";
  flex: 1;
  height: 1px;
  margin-left: 22px;
  background: linear-gradient(90deg, rgba(173, 105, 227, 0.48), rgba(228, 75, 120, 0.20), transparent);
}

.card .panel h2 {
  margin: 0;
  color: #f2e9f6;
  font-family: "Cinzel Decorative", Georgia, serif;
  font-size: clamp(1.35rem, 2.6vw, 2.05rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.025em;
  text-shadow: 0 3px 12px rgba(0, 0, 0, 0.70);
}

.card .copy {
  max-width: 1080px;
  margin: 0 0 28px;
  color: #c5b9ca;
  font-size: clamp(1rem, 1.35vw, 1.10rem);
  line-height: 1.82;
}

.card .copy strong {
  color: #f7effa;
  font-weight: 700;
}

.card .copy a {
  color: #c999ff;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 153, 255, 0.40);
  transition: border-color 0.20s ease;
}

.card .copy a:hover {
  color: #c999ff;
  border-bottom-color: rgba(201, 153, 255, 0.82);
  text-shadow: none;
}

.card .details {
  position: relative;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(174, 126, 213, 0.27);
  border-radius: 2px;
  background:
    linear-gradient(90deg, rgba(165, 87, 219, 0.10), transparent 48%),
    linear-gradient(180deg, #120a1b, #060309);
  box-shadow:
    inset 0 1px 0 rgba(247, 235, 255, 0.06),
    inset 0 -5px 10px rgba(0, 0, 0, 0.62);
}

.card .details::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(to bottom, transparent, rgba(228, 75, 120, 0.75), rgba(166, 108, 255, 0.77), rgba(85, 216, 220, 0.58), transparent);
}

.card .details summary {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 62px;
  padding: 17px 66px 17px 22px;
  cursor: pointer;
  list-style: none;
  color: #e4d7ea;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.045em;
  background: linear-gradient(90deg, rgba(172, 87, 221, 0.11), transparent 58%);
}

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

.card .details summary::after {
  content: "";
  position: absolute;
  right: 24px;
  width: 11px;
  height: 11px;
  border-right: 2px solid rgba(201, 153, 255, 0.82);
  border-bottom: 2px solid rgba(201, 153, 255, 0.82);
  transform: rotate(45deg) translateY(-3px);
  transition: transform 0.20s ease;
}

.card .details[open] summary::after {
  transform: rotate(225deg) translate(-3px, -3px);
}

.card .details summary:hover {
  color: #fff8ff;
  text-shadow: 0 0 10px rgba(184, 111, 248, 0.48);
}

.card .details pre {
  margin: 0;
  padding: clamp(22px, 3vw, 32px);
  overflow-x: auto;
  color: #cfc1d5;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.78rem, 1.12vw, 0.90rem);
  line-height: 1.72;
  white-space: pre;
  border-top: 1px solid rgba(174, 126, 213, 0.18);
  background:
    radial-gradient(circle at 0% 0%, rgba(218, 65, 114, 0.07), transparent 30%),
    radial-gradient(circle at 100% 100%, rgba(76, 202, 208, 0.05), transparent 29%),
    linear-gradient(180deg, #09050e, #030205);
}

.card .details code {
  color: #d5b2f8;
  font-family: inherit;
}

.card .grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card .item {
  position: relative;
  display: flex;
  min-height: 174px;
  overflow: hidden;
  border: 1px solid rgba(181, 144, 211, 0.22);
  border-radius: 2px;
  background:
    radial-gradient(circle at 0% 0%, rgba(228, 75, 120, 0.095), transparent 34%),
    radial-gradient(circle at 100% 100%, rgba(85, 216, 220, 0.065), transparent 34%),
    linear-gradient(140deg, rgba(164, 94, 220, 0.055), transparent 44%),
    linear-gradient(180deg, #160d20, #09050e);
  box-shadow:
    inset 0 1px 0 rgba(247, 235, 255, 0.065),
    inset 0 -6px 12px rgba(0, 0, 0, 0.54),
    0 7px 17px rgba(0, 0, 0, 0.27);
  transition: border-color 0.20s ease, box-shadow 0.20s ease;
}

.card .item::before,
.card .item::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.card .item::before {
  top: 0;
  left: 9%;
  width: 55%;
  height: 2px;
  background: linear-gradient(90deg, rgba(228, 75, 120, 0.62), rgba(166, 108, 255, 0.50), transparent);
}

.card .item::after {
  top: 15%;
  bottom: 15%;
  right: 0;
  width: 3px;
  background: linear-gradient(to bottom, transparent, rgba(166, 108, 255, 0.62), rgba(85, 216, 220, 0.44), transparent);
}

.card .item:nth-child(2)::before,
.card .item:nth-child(4)::before {
  background: linear-gradient(90deg, rgba(85, 216, 220, 0.58), rgba(166, 108, 255, 0.46), transparent);
}

.card .item:nth-child(3)::before {
  background: linear-gradient(90deg, rgba(215, 168, 94, 0.55), rgba(228, 75, 120, 0.48), transparent);
}

.card .item:hover {
  border-color: rgba(202, 159, 238, 0.40);
  box-shadow:
    inset 0 1px 0 rgba(247, 235, 255, 0.08),
    inset 0 -6px 12px rgba(0, 0, 0, 0.54),
    0 0 18px rgba(146, 77, 205, 0.16),
    0 8px 18px rgba(0, 0, 0, 0.30);
}

.card .item-copy {
  align-self: center;
  min-width: 0;
  padding: 30px 31px;
}

.card .item h3 {
  margin: 0 0 11px;
  color: #f0e7f4;
  font-family: "Cinzel Decorative", Georgia, serif;
  font-size: clamp(1.08rem, 1.65vw, 1.30rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.card .item:nth-child(2) h3 {
  color: #d6f3f2;
}

.card .item:nth-child(3) h3 {
  color: #f2dfc1;
}

.card .item:nth-child(4) h3 {
  color: #e6d6f6;
}

.card .item p {
  margin: 0;
  color: #ad9fb3;
  font-size: clamp(0.94rem, 1.22vw, 1.02rem);
  line-height: 1.67;
}

@media (max-width: 760px) {
  .card .title {
    font-size: clamp(0.98rem, 6vw, 2.9rem);
    letter-spacing: -0.06em;
  }
}

@media (max-width: 620px) {
  .card {
    margin: 18px auto;
    padding: 24px 14px 29px;
  }

  .card .header {
    padding: 4px 0 31px;
  }

  .card .title {
    font-size: clamp(0.82rem, 6vw, 1.68rem);
  }

  .card .line {
    width: 79%;
    margin-top: 17px;
  }

  .card .line::before {
    left: calc(50% - 30px);
  }

  .card .line::after {
    right: calc(50% - 30px);
  }

  .card .media {
    padding: 8px;
    margin-bottom: 23px;
  }

  .card .corner {
    width: 28px;
    height: 28px;
  }

  .card .panel {
    padding: 24px 17px;
    margin-bottom: 22px;
  }

  .card .panel h2 {
    font-size: 1.25rem;
  }

  .card .copy {
    font-size: 0.96rem;
    line-height: 1.74;
  }

  .card .details summary {
    min-height: 58px;
    padding: 15px 56px 15px 18px;
    font-size: 0.74rem;
  }

  .card .details pre {
    font-size: 0.77rem;
  }

  .card .grid {
    grid-template-columns: 1fr;
  }

  .card .item {
    min-height: 152px;
  }

  .card .item-copy {
    padding: 25px 21px;
  }

  .card .item h3 {
    font-size: 1.05rem;
  }

  .card .item p {
    font-size: 0.92rem;
  }
}
</style>