<template>
  <div class="mockup-page">
    <header class="mockup-page-header">
      <div>
        <p class="mockup-page-eyebrow">SingleChat Redesign</p>
        <h1>Mockup-Vergleich</h1>
      </div>
      <p class="mockup-page-copy">
        Zwei jetzt klarer getrennte Richtungen: A bleibt kompakt und direkt, B arbeitet sichtbarer mit Farbflaechen und moderneren Layern. Beide zeigen staerkere Identifikationsfarben und eine schmalere Userliste.
      </p>
    </header>

    <div class="mockup-compare">
      <section class="mockup-column mockup-column-single">
        <div class="mockup-column-header">
          <div>
            <p class="mockup-variant-label">Zielrichtung</p>
            <h2>Polished Compact</h2>
          </div>
          <p>
            Grundlage ist das modernere Design der zweiten Version, aber mit direkterer Sprache wie in Variante A, staerkerem Gruen im Header und einer einzeiligen, deutlich kompakteren Userliste.
          </p>
        </div>

        <div class="mockup-shell mockup-shell-polished">
          <header class="mockup-topbar">
            <div class="mockup-brand">
              <div class="mockup-brand-mark">S</div>
              <div>
                <p class="mockup-eyebrow">Design Preview</p>
                <h3>SingleChat</h3>
              </div>
            </div>

            <div class="mockup-session">
              <span class="mockup-chip">09:24 online</span>
              <span class="mockup-chip mockup-chip-accent">Inbox 3</span>
            </div>
          </header>

          <nav class="mockup-toolbar">
            <button class="mockup-tool-button">Chat</button>
            <button class="mockup-tool-button mockup-tool-button-active">Suche</button>
            <button class="mockup-tool-button">Postfach</button>
            <button class="mockup-tool-button">Verlauf</button>
            <div class="mockup-toolbar-meta">
              <span>Mara aktiv</span>
              <span>04:18</span>
            </div>
          </nav>

          <div class="mockup-layout">
            <aside class="mockup-sidebar">
              <div class="mockup-sidebar-header">
                <h4>Online</h4>
                <span>2.184</span>
              </div>

              <div class="mockup-user-list">
                <button class="mockup-user mockup-user-active">
                  <span class="mockup-flag">DE</span>
                  <span class="mockup-user-copy">
                    <strong>Mara</strong>
                    <em>27 · F</em>
                  </span>
                </button>

                <button class="mockup-user">
                  <span class="mockup-flag">NL</span>
                  <span class="mockup-user-copy">
                    <strong>AlexWave</strong>
                    <em>29 · TM</em>
                  </span>
                </button>

                <button class="mockup-user">
                  <span class="mockup-flag">CH</span>
                  <span class="mockup-user-copy">
                    <strong>couple.sun</strong>
                    <em>31 · P</em>
                  </span>
                </button>

                <button class="mockup-user">
                  <span class="mockup-flag">FR</span>
                  <span class="mockup-user-copy">
                    <strong>lina.n</strong>
                    <em>25 · TF</em>
                  </span>
                </button>
              </div>
            </aside>

            <main class="mockup-main">
              <section class="mockup-chat-header">
                <div class="mockup-chat-identity">
                  <span class="mockup-chat-accent mockup-chat-accent-f"></span>
                  <div>
                    <h4>Mara</h4>
                    <p>27 Jahre · Deutschland</p>
                  </div>
                </div>
                <div class="mockup-chat-meta">
                  <span class="mockup-badge">Online</span>
                </div>
              </section>

              <section class="mockup-chat-window">
                <article class="mockup-message mockup-message-other">
                  <p class="mockup-message-author">Mara</p>
                  <div class="mockup-bubble">
                    Hey, dein Profil ist mir gerade in der Liste aufgefallen.
                  </div>
                  <time>14:02</time>
                </article>

                <article class="mockup-message mockup-message-self">
                  <p class="mockup-message-author">Du</p>
                  <div class="mockup-bubble">
                    Die Farben wirken ruhiger und die Flaechen deutlich geordneter.
                  </div>
                  <time>14:03</time>
                </article>

                <article class="mockup-message mockup-message-other">
                  <p class="mockup-message-author">Mara</p>
                  <div class="mockup-bubble">
                    Ja, es bleibt vertraut, aber fuehlt sich praeziser an.
                  </div>
                  <time>14:04</time>
                </article>
              </section>

          <section class="mockup-input-bar">
            <button class="mockup-icon-button" aria-label="Smileys">:-)</button>
            <input type="text" value="Nachricht senden oder /Befehl eingeben" readonly />
            <button class="mockup-icon-button" aria-label="Bild">+</button>
            <button class="mockup-send-button">Senden</button>
          </section>

          <footer class="mockup-footer">
            <a href="#">Impressum</a>
            <a href="#">Datenschutz</a>
          </footer>
        </main>
      </div>
        </div>

        <div class="mockup-mobile-device mockup-mobile-device-polished">
          <div class="mockup-mobile-top">
            <span>SingleChat</span>
            <span class="mockup-mobile-pill">3</span>
          </div>
          <div class="mockup-mobile-chat-header">
            <strong>Mara</strong>
            <small>27 · DE</small>
          </div>
          <div class="mockup-mobile-messages">
            <div class="mockup-mobile-bubble mockup-mobile-bubble-other">Kompakter, wirkt moderner.</div>
            <div class="mockup-mobile-bubble mockup-mobile-bubble-self">Genau das ist hier die Richtung.</div>
          </div>
          <div class="mockup-mobile-input">
            <span>Nachricht...</span>
            <button>Senden</button>
          </div>
        </div>
      </section>
    </div>
  </div>
</template>

<style scoped>
.mockup-page {
  min-height: 100vh;
  overflow: auto;
  background:
    radial-gradient(circle at top left, rgba(61, 134, 84, 0.14), transparent 26%),
    linear-gradient(180deg, #f6f8f6 0%, #edf1ee 100%);
  color: #18201b;
  padding: 28px;
}

.mockup-page-header {
  max-width: 1360px;
  margin: 0 auto 20px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-end;
}

.mockup-page-eyebrow,
.mockup-variant-label,
.mockup-eyebrow {
  margin: 0 0 4px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6a766e;
}

.mockup-page-header h1,
.mockup-column-header h2,
.mockup-brand h3,
.mockup-sidebar-header h4,
.mockup-chat-identity h4 {
  margin: 0;
}

.mockup-page-header h1 {
  font-size: 28px;
}

.mockup-page-copy {
  max-width: 620px;
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: #5d695f;
}

.mockup-compare {
  max-width: 1360px;
  margin: 0 auto;
  display: block;
}

.mockup-column {
  min-width: 0;
}

.mockup-column-single {
  max-width: 1100px;
}

.mockup-column-header {
  margin-bottom: 14px;
  padding: 0 4px;
}

.mockup-column-header h2 {
  font-size: 22px;
  margin-bottom: 6px;
}

.mockup-column-header p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: #5d695f;
}

.mockup-shell {
  overflow: hidden;
}

.mockup-shell-calm {
  border: 1px solid #d7dfd9;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 24px 60px rgba(31, 50, 39, 0.08);
}

.mockup-shell-polished {
  border: 1px solid rgba(201, 213, 203, 0.9);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(247, 250, 248, 0.94) 100%);
  box-shadow:
    0 28px 70px rgba(31, 50, 39, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.mockup-topbar {
  height: 58px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-topbar {
  background: rgba(255, 255, 255, 0.88);
}

.mockup-shell-polished .mockup-topbar {
  background:
    linear-gradient(180deg, rgba(208, 232, 216, 0.98) 0%, rgba(235, 245, 238, 0.94) 55%, rgba(247, 250, 248, 0.92) 100%);
}

.mockup-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mockup-brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, #3d8654 0%, #245c3a 100%);
  color: #fff;
  font-weight: 700;
}

.mockup-shell-polished .mockup-brand-mark {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.mockup-brand h3 {
  font-size: 18px;
  line-height: 1;
}

.mockup-session {
  display: flex;
  gap: 8px;
}

.mockup-chip {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  color: #4e5a52;
}

.mockup-shell-calm .mockup-chip {
  background: #eef2ef;
  border: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-chip-accent {
  background: #e7f1ea;
  color: #245c3a;
  border-color: #c8dbc9;
}

.mockup-shell-polished .mockup-chip {
  background: rgba(241, 245, 242, 0.95);
  border: 1px solid #d8e0da;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.mockup-shell-polished .mockup-chip-accent {
  background: linear-gradient(180deg, #edf7f0 0%, #e1efe5 100%);
  color: #245c3a;
  border-color: #cadecf;
}

.mockup-toolbar {
  min-height: 42px;
  padding: 5px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-toolbar {
  background: #f8faf8;
}

.mockup-shell-polished .mockup-toolbar {
  background: rgba(247, 250, 248, 0.92);
}

.mockup-tool-button {
  height: 30px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: #425047;
  font-size: 12px;
  font-weight: 600;
}

.mockup-shell-calm .mockup-tool-button-active {
  background: #e7f1ea;
  border-color: #c8dbc9;
  color: #245c3a;
}

.mockup-shell-polished .mockup-tool-button-active {
  background: linear-gradient(180deg, #dceee1 0%, #cfe6d6 100%);
  border-color: #b8d4bf;
  color: #1f4f32;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.mockup-toolbar-meta {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-size: 11px;
  color: #627067;
}

.mockup-layout {
  display: grid;
  grid-template-columns: 188px minmax(0, 1fr);
  min-height: 620px;
}

.mockup-sidebar {
  padding: 10px 8px;
  border-right: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-sidebar {
  background: #f7f9f7;
}

.mockup-shell-polished .mockup-sidebar {
  background:
    linear-gradient(180deg, rgba(247, 250, 247, 0.95) 0%, rgba(242, 246, 243, 0.92) 100%);
}

.mockup-sidebar-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}

.mockup-sidebar-header h4 {
  font-size: 15px;
}

.mockup-sidebar-header span {
  font-size: 12px;
  color: #68756d;
}

.mockup-user-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mockup-user {
  width: 100%;
  min-height: 30px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 6px;
  align-items: center;
  padding: 4px 6px;
  text-align: left;
}

.mockup-shell-calm .mockup-user {
  border: 1px solid transparent;
  background: transparent;
}

.mockup-shell-calm .mockup-user-active {
  background: #ffffff;
  border-color: #d9e2db;
  box-shadow: 0 6px 14px rgba(35, 54, 42, 0.05);
}

.mockup-shell-polished .mockup-user {
  border: 1px solid rgba(217, 225, 218, 0.8);
  background: rgba(255, 255, 255, 0.7);
}

.mockup-shell-polished .mockup-user-active {
  background: linear-gradient(180deg, rgba(236, 246, 239, 0.98) 0%, rgba(226, 239, 231, 0.96) 100%);
  box-shadow:
    0 8px 18px rgba(35, 54, 42, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.mockup-user-accent-f {
  background: #d85f8c;
}

.mockup-user-accent-m {
  background: #467bb2;
}

.mockup-user-accent-p {
  background: #c78a2c;
}

.mockup-user-accent-tf {
  background: #8b60af;
}

.mockup-user-accent-tm {
  background: #5fa2bf;
}

.mockup-flag {
  width: 28px;
  height: 20px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  color: #506057;
}

.mockup-shell-calm .mockup-flag {
  background: #e9eeea;
  border: 1px solid #d7dfd9;
}

.mockup-shell-polished .mockup-flag {
  background: linear-gradient(180deg, #f0f4f1 0%, #e7ede8 100%);
  border: 1px solid #d5ded7;
}

.mockup-user-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.mockup-user-copy strong {
  font-size: 12px;
  font-weight: 600;
  color: #1c251f;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mockup-user-copy em {
  font-style: normal;
  font-size: 11px;
  font-weight: 600;
  color: #536159;
  text-align: right;
  white-space: nowrap;
}

.mockup-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.mockup-shell-calm .mockup-main {
  background: linear-gradient(180deg, #fbfcfb 0%, #f4f7f4 100%);
}

.mockup-shell-polished .mockup-main {
  background:
    radial-gradient(circle at top right, rgba(61, 134, 84, 0.08), transparent 26%),
    linear-gradient(180deg, #fbfdfb 0%, #f3f7f4 100%);
}

.mockup-chat-header {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-chat-header {
  background: rgba(255, 255, 255, 0.7);
}

.mockup-shell-polished .mockup-chat-header {
  background:
    linear-gradient(180deg, rgba(235, 244, 237, 0.9) 0%, rgba(248, 251, 248, 0.8) 100%);
}

.mockup-chat-identity {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mockup-chat-accent {
  width: 10px;
  height: 38px;
  border-radius: 999px;
}

.mockup-chat-accent-f {
  background: linear-gradient(180deg, #ff6f9f 0%, #d85f8c 100%);
}

.mockup-chat-identity h4 {
  margin-bottom: 4px;
  font-size: 18px;
}

.mockup-chat-identity p {
  margin: 0;
  font-size: 13px;
  color: #627067;
}

.mockup-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.mockup-shell-calm .mockup-badge {
  background: #edf5ef;
  border: 1px solid #d3e3d5;
  color: #2f6f46;
}

.mockup-shell-polished .mockup-badge {
  background: linear-gradient(180deg, #e4f2e8 0%, #d4e7da 100%);
  border: 1px solid #c0d7c7;
  color: #2a6440;
}

.mockup-chat-window {
  flex: 1;
  min-height: 0;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup-message {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 72%;
}

.mockup-message-self {
  align-self: flex-end;
}

.mockup-message-other {
  align-self: flex-start;
}

.mockup-message-system {
  align-self: center;
  max-width: 100%;
}

.mockup-message-author,
.mockup-message time {
  font-size: 11px;
  color: #748077;
}

.mockup-bubble {
  padding: 10px 12px;
  border-radius: 10px;
  line-height: 1.45;
  font-size: 14px;
}

.mockup-shell-calm .mockup-bubble {
  border: 1px solid #dce3de;
  background: #ffffff;
}

.mockup-shell-calm .mockup-message-self .mockup-bubble {
  background: #edf5ef;
  border-color: #d4e3d7;
}

.mockup-shell-polished .mockup-bubble {
  border: 1px solid rgba(217, 226, 219, 0.9);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(246, 250, 247, 0.96) 100%);
  box-shadow: 0 10px 18px rgba(35, 54, 42, 0.05);
}

.mockup-shell-polished .mockup-message-self .mockup-bubble {
  background: linear-gradient(180deg, #dff0e4 0%, #d2e7d9 100%);
  border-color: #c5dbcce8;
}

.mockup-input-bar {
  min-height: 68px;
  padding: 12px 16px;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 40px 96px;
  gap: 8px;
  border-top: 1px solid #dde5df;
}

.mockup-shell-calm .mockup-input-bar {
  background: rgba(255, 255, 255, 0.9);
}

.mockup-shell-polished .mockup-input-bar {
  background:
    linear-gradient(180deg, rgba(238, 245, 240, 0.92) 0%, rgba(247, 250, 248, 0.88) 100%);
}

.mockup-footer {
  min-height: 34px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border-top: 1px solid #dde5df;
  background: rgba(255, 255, 255, 0.94);
  flex-shrink: 0;
}

.mockup-footer a {
  font-size: 11px;
  font-weight: 500;
  color: #54635a;
  text-decoration: none;
}

.mockup-input-bar input {
  width: 100%;
  height: 40px;
  border-radius: 8px;
  padding: 0 12px;
  color: #647068;
}

.mockup-shell-calm .mockup-input-bar input {
  border: 1px solid #d7dfd9;
  background: #f9fbf9;
}

.mockup-shell-polished .mockup-input-bar input {
  border: 1px solid #d7dfd9;
  background: linear-gradient(180deg, #fcfefc 0%, #f0f6f2 100%);
}

.mockup-icon-button,
.mockup-send-button {
  height: 40px;
  border-radius: 8px;
  font-weight: 600;
}

.mockup-shell-calm .mockup-icon-button {
  border: 1px solid #d7dfd9;
  background: #f7faf7;
  color: #3f4c44;
}

.mockup-shell-polished .mockup-icon-button {
  border: 1px solid #d7dfd9;
  background: linear-gradient(180deg, #fdfefd 0%, #edf4ef 100%);
  color: #3f4c44;
}

.mockup-send-button {
  color: #fff;
}

.mockup-shell-calm .mockup-send-button {
  border: 1px solid #2d6944;
  background: linear-gradient(180deg, #3d8654 0%, #2f6f46 100%);
}

.mockup-shell-polished .mockup-send-button {
  border: 1px solid #295f3d;
  background: linear-gradient(180deg, #4a8d61 0%, #2c6240 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.mockup-mobile-device {
  width: 300px;
  margin-top: 18px;
  border-radius: 28px;
  padding: 14px;
}

.mockup-mobile-device-calm {
  border: 1px solid #d7dfd9;
  background: #fcfdfc;
  box-shadow: 0 18px 40px rgba(31, 50, 39, 0.08);
}

.mockup-mobile-device-polished {
  border: 1px solid #d7dfd9;
  background: linear-gradient(180deg, #fefefe 0%, #f5f8f6 100%);
  box-shadow: 0 22px 48px rgba(31, 50, 39, 0.1);
}

.mockup-mobile-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 600;
}

.mockup-mobile-pill {
  min-width: 24px;
  height: 24px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #e7f1ea;
  color: #245c3a;
}

.mockup-shell-calm .mockup-user:nth-child(1) {
  background-image: linear-gradient(90deg, rgba(216, 95, 140, 0.16), transparent 72%);
}

.mockup-shell-calm .mockup-user:nth-child(2) {
  background-image: linear-gradient(90deg, rgba(70, 123, 178, 0.14), transparent 72%);
}

.mockup-shell-calm .mockup-user:nth-child(3) {
  background-image: linear-gradient(90deg, rgba(199, 138, 44, 0.16), transparent 72%);
}

.mockup-shell-calm .mockup-user:nth-child(4) {
  background-image: linear-gradient(90deg, rgba(139, 96, 175, 0.14), transparent 72%);
}

.mockup-shell-polished .mockup-user:nth-child(1) {
  background-image: linear-gradient(90deg, rgba(216, 95, 140, 0.26), rgba(255, 255, 255, 0.68) 72%);
}

.mockup-shell-polished .mockup-user:nth-child(2) {
  background-image: linear-gradient(90deg, rgba(70, 123, 178, 0.22), rgba(255, 255, 255, 0.68) 72%);
}

.mockup-shell-polished .mockup-user:nth-child(3) {
  background-image: linear-gradient(90deg, rgba(199, 138, 44, 0.24), rgba(255, 255, 255, 0.68) 72%);
}

.mockup-shell-polished .mockup-user:nth-child(4) {
  background-image: linear-gradient(90deg, rgba(139, 96, 175, 0.22), rgba(255, 255, 255, 0.68) 72%);
}

.mockup-mobile-chat-header,
.mockup-mobile-input {
  display: grid;
  align-items: center;
  padding: 10px 12px;
  border-radius: 12px;
}

.mockup-mobile-chat-header {
  grid-template-columns: 1fr auto;
  margin-bottom: 10px;
}

.mockup-mobile-device-calm .mockup-mobile-chat-header,
.mockup-mobile-device-calm .mockup-mobile-input {
  background: #f2f6f3;
  border: 1px solid #dbe3dd;
}

.mockup-mobile-device-polished .mockup-mobile-chat-header,
.mockup-mobile-device-polished .mockup-mobile-input {
  background: linear-gradient(180deg, #f8fbf9 0%, #f0f5f2 100%);
  border: 1px solid #dbe3dd;
}

.mockup-mobile-chat-header small {
  color: #637068;
}

.mockup-mobile-messages {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}

.mockup-mobile-bubble {
  max-width: 82%;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
}

.mockup-mobile-device-calm .mockup-mobile-bubble-other {
  background: #fff;
  border: 1px solid #dce3de;
}

.mockup-mobile-device-calm .mockup-mobile-bubble-self {
  align-self: flex-end;
  background: #edf5ef;
  border: 1px solid #d4e3d7;
}

.mockup-mobile-device-polished .mockup-mobile-bubble-other {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbf9 100%);
  border: 1px solid #dce3de;
}

.mockup-mobile-device-polished .mockup-mobile-bubble-self {
  align-self: flex-end;
  background: linear-gradient(180deg, #eff7f1 0%, #e5f0e8 100%);
  border: 1px solid #d4e3d7;
}

.mockup-mobile-input {
  grid-template-columns: 1fr auto;
  gap: 8px;
  color: #68756d;
  font-size: 13px;
}

.mockup-mobile-input button {
  height: 32px;
  padding: 0 12px;
  border: none;
  border-radius: 8px;
  background: #2f6f46;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

@media (max-width: 820px) {
  .mockup-page {
    padding: 16px;
  }

  .mockup-page-header {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .mockup-sidebar {
    border-right: none;
    border-bottom: 1px solid #dde5df;
  }

  .mockup-toolbar {
    flex-wrap: wrap;
  }

  .mockup-toolbar-meta {
    width: 100%;
    margin-left: 0;
  }
}

@media (max-width: 640px) {
  .mockup-topbar {
    height: auto;
    padding: 14px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .mockup-session {
    flex-wrap: wrap;
  }

  .mockup-input-bar {
    grid-template-columns: 40px minmax(0, 1fr) 84px;
  }

  .mockup-input-bar .mockup-icon-button:last-of-type {
    display: none;
  }

  .mockup-message {
    max-width: 100%;
  }
}
</style>
