/*
 * SELZIO — экспериментальный Mid-Century Modern слой.
 * По умолчанию включён классом html.midcentury-mode.
 * Базовый вариант: index.html?style=current
 */

html.midcentury-mode {
  --mc-ink: #102f38;
  --mc-paper: #f2e7cf;
  --mc-paper-light: #fff4dc;
  --mc-mustard: #dca62d;
  --mc-orange: #df7138;
  --mc-coral: #d4513f;
  --mc-olive: #70854a;
  --mc-green: #3f755d;
  --mc-blue: #4c7691;
  --mc-violet: #76608c;
}

html.midcentury-mode body,
html.midcentury-mode .open-window-board {
  background-color: var(--mc-ink);
}

/* Плотная печатная плоскость вместо набора плавающих SaaS-карточек. */
html.midcentury-mode .open-window-board {
  grid-template-columns: 10fr 11fr 10fr;
  grid-template-rows: 10fr 11fr 10fr;
  grid-template-areas:
    "p08 p01 p02"
    "p03 core p06"
    "p04 p07 p05";
  gap: 2px;
  padding: 2px;
}

html.midcentury-mode .window-cell,
html.midcentury-mode .window-cell--core {
  border-radius: 1px;
}

html.midcentury-mode .window-cell--core {
  clip-path: inset(0 round 1px);
}

/* У каждой темы собственная печатная акцентная краска. */
html.midcentury-mode .tone-sky { --mc-accent: var(--mc-orange); }
html.midcentury-mode .tone-peach { --mc-accent: var(--mc-coral); }
html.midcentury-mode .tone-violet { --mc-accent: var(--mc-green); }
html.midcentury-mode .tone-navy { --mc-accent: var(--mc-blue); }
html.midcentury-mode .tone-sun { --mc-accent: var(--mc-mustard); }
html.midcentury-mode .tone-green { --mc-accent: var(--mc-violet); }
html.midcentury-mode .tone-blue { --mc-accent: #d6b23d; }

/* Иллюстрации сохраняют общую печатную плотность без разных уровней важности. */
html.midcentury-mode .cell-thumb img {
  filter: brightness(0.97) saturate(0.92) contrast(1.035);
}

/* Современный чёрный градиент удалён. */
html.midcentury-mode .window-cell--direction::after {
  background:
    radial-gradient(circle at 88% 13%, var(--mc-accent) 0 10%, transparent 10.5%),
    radial-gradient(circle at 7% 90%, var(--mc-accent) 0 6%, transparent 6.5%);
  visibility: hidden;
  opacity: 0;
  transition: opacity 150ms steps(2, end), visibility 150ms steps(2, end);
}

/* Небольшая редакционная метка связывает карточки в одну серию. */
html.midcentury-mode .window-cell--direction::before {
  content: attr(data-direction-code);
  position: absolute;
  top: clamp(10px, 1.1vw, 17px);
  left: clamp(10px, 1.1vw, 17px);
  z-index: 4;
  display: grid;
  place-items: center;
  min-width: clamp(28px, 2.6vw, 40px);
  min-height: clamp(24px, 2.2vw, 34px);
  padding: 2px 7px;
  color: var(--mc-ink);
  background: var(--mc-accent);
  border: 1px solid var(--mc-ink);
  font: 600 clamp(9px, 0.78vw, 12px)/1 var(--font-display);
  letter-spacing: 0.12em;
  visibility: visible;
  opacity: 1;
  transition: color 150ms steps(2, end), background-color 150ms steps(2, end);
}

html.midcentury-mode .open-window-board.is-intro-active .window-cell--direction::before,
html.midcentury-mode .window-cell--direction:not(.is-title-visible)::before {
  visibility: hidden;
  opacity: 0;
}

/* Заголовок становится элементом печатного плаката, а не белым overlay-текстом. */
html.midcentury-mode .window-cell--direction h3,
html.midcentury-mode .window-cell--direction:has(.cell-cover-subtitle) h3 {
  inset: 0;
  align-items: flex-end;
  justify-content: flex-end;
  padding: clamp(13px, 1.65vw, 27px) clamp(13px, 1.65vw, 27px) clamp(62px, 7.2cqh, 88px);
  color: var(--mc-ink);
  font-size: clamp(20px, 2.7vw, 43px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 0.96;
  text-align: right;
}

html.midcentury-mode .cell-cover-title {
  display: inline;
  padding: 0.03em 0.24em 0.1em;
  color: var(--mc-ink);
  background: var(--mc-paper-light);
  box-shadow: 5px 5px 0 var(--mc-accent);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

html.midcentury-mode .cell-cover-subtitle {
  top: auto;
  right: clamp(13px, 1.65vw, 27px);
  bottom: clamp(14px, 1.45vw, 24px);
  left: auto;
  width: fit-content;
  max-width: calc(100% - clamp(26px, 3.3vw, 54px));
  min-height: 0;
  padding: 0.32em 0.68em 0.38em;
  color: var(--mc-paper-light);
  background: var(--mc-ink);
  border: 0;
  font-family: var(--font-display);
  font-size: clamp(10px, 0.98vw, 15px);
  font-weight: 500;
  letter-spacing: 0.045em;
  line-height: 1.12;
  text-align: right;
}

/* Небольшая асимметрия в положении подписей направляет взгляд по Z-маршруту. */
html.midcentury-mode :is(.window-cell--position-01, .window-cell--position-03, .window-cell--position-07) h3,
html.midcentury-mode :is(.window-cell--position-01, .window-cell--position-03, .window-cell--position-07):has(.cell-cover-subtitle) h3 {
  align-items: flex-start;
  text-align: left;
}

html.midcentury-mode :is(.window-cell--position-01, .window-cell--position-03, .window-cell--position-07) .cell-cover-subtitle {
  right: auto;
  left: clamp(13px, 1.65vw, 27px);
  text-align: left;
}

/* Hover выглядит как редакционная инфографика на бумаге. */
html.midcentury-mode .window-cell--direction:hover,
html.midcentury-mode .window-cell--direction:focus-visible {
  background-color: var(--mc-paper);
}

html.midcentury-mode .window-cell--direction:hover::after,
html.midcentury-mode .window-cell--direction:focus-visible::after {
  visibility: visible;
  opacity: 0.23;
}

html.midcentury-mode .window-cell--direction:hover::before,
html.midcentury-mode .window-cell--direction:focus-visible::before {
  visibility: hidden;
  opacity: 0;
}

html.midcentury-mode .cell-context,
html.midcentury-mode .cell-points {
  color: var(--mc-ink);
  font-family: var(--font-text);
}

html.midcentury-mode .cell-question {
  color: var(--mc-ink);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
}

html.midcentury-mode .cell-summary,
html.midcentury-mode .cell-points b {
  color: var(--mc-ink);
  font-family: var(--font-text);
  font-weight: 500;
}

html.midcentury-mode .cell-points li:not(.cell-result):not(.cell-lead) {
  border-bottom-color: color-mix(in srgb, var(--mc-ink) 20%, transparent);
}

html.midcentury-mode .cell-points span,
html.midcentury-mode .window-cell--direction.is-flow-only .cell-points span {
  color: var(--mc-accent);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.035em;
}

html.midcentury-mode .window-cell--direction.is-flow-only.is-unnumbered .cell-points .cell-bullet {
  display: block;
  width: clamp(10px, 2.9cqh, 16px);
  height: clamp(10px, 2.9cqh, 16px);
  overflow: hidden;
  color: transparent;
  background: var(--mc-accent);
  border: 1px solid var(--mc-ink);
  border-radius: 50%;
}

html.midcentury-mode .window-cell--direction.is-flow-only .cell-points li.cell-lead {
  color: var(--mc-ink);
  border-top: 2px solid var(--mc-accent);
}

html.midcentury-mode .window-cell--direction.is-flow-only .cell-points .cell-lead b {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

html.midcentury-mode .cell-points .cell-result {
  margin-top: clamp(4px, 0.5cqh, 8px);
  padding: clamp(7px, 1.8cqh, 11px) clamp(8px, 1.3cqw, 13px);
  color: var(--mc-paper-light);
  background: var(--mc-ink);
  border-top: 5px solid var(--mc-accent);
}

html.midcentury-mode .cell-points .cell-result b,
html.midcentury-mode .window-cell--direction.is-flow-only .cell-result b {
  color: var(--mc-paper-light);
  font-family: var(--font-display);
  font-weight: 500;
}

/* Более короткие, почти печатные переходы вместо мягкого SaaS-fade. */
html.midcentury-mode .footer-cell-tagline,
html.midcentury-mode .footer-cell-links,
html.midcentury-mode .footer-cell-legal,
html.midcentury-mode .footer-cell-bottom,
html.midcentury-mode .window-cell--direction h3,
html.midcentury-mode .cell-cover-subtitle {
  transition-duration: 170ms;
  transition-timing-function: steps(2, end);
}

html.midcentury-mode .cell-context,
html.midcentury-mode .cell-points {
  transition-duration: 180ms;
  transition-timing-function: cubic-bezier(0.2, 0.75, 0.25, 1);
}

/* Логотип движется как смена двух печатных состояний, без цифрового blur. */
html.midcentury-mode .core-intro-logo {
  animation-name: mc-core-intro-logo;
  animation-timing-function: steps(4, end);
}

@keyframes mc-core-intro-logo {
  0% {
    opacity: 0;
    transform: translate(0, 0) scale(1);
    filter: brightness(0) saturate(100%) invert(13%) sepia(30%) saturate(1881%) hue-rotate(169deg) brightness(91%) contrast(101%);
  }
  20%, 68% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
    filter: brightness(0) saturate(100%) invert(13%) sepia(30%) saturate(1881%) hue-rotate(169deg) brightness(91%) contrast(101%);
  }
  100% {
    opacity: 1;
    transform: translate(var(--intro-to-x), var(--intro-to-y)) scale(var(--intro-to-scale));
    filter: brightness(0) saturate(100%) invert(94%) sepia(8%) saturate(432%) hue-rotate(343deg) brightness(101%) contrast(90%);
  }
}

/* Контакты — продолжение «Печатной переписки» на общей бумаге. */
html.midcentury-mode .window-cell--footer {
  position: relative;
  isolation: isolate;
  gap: clamp(7px, 0.65vw, 11px);
  color: var(--mc-ink);
  background-color: #f0e2c5;
  background-image: url("assets/selzio-grain.png");
  background-size: 180px 180px;
  background-repeat: repeat;
  background-blend-mode: soft-light;
  border: 0;
  box-shadow: none;
}

html.midcentury-mode .window-cell--footer::before {
  content: none;
}

html.midcentury-mode .window-cell--footer > * {
  position: relative;
  z-index: 1;
}

html.midcentury-mode .footer-cell-brand img {
  filter: brightness(0) saturate(100%) invert(16%) sepia(23%) saturate(1127%) hue-rotate(143deg) brightness(91%) contrast(94%);
}

html.midcentury-mode .footer-cell-tagline {
  max-width: 29ch;
  color: var(--mc-ink);
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.035em;
}

html.midcentury-mode .footer-cell-links {
  gap: clamp(5px, 0.5vw, 8px);
}

html.midcentury-mode .footer-cell-links a {
  padding: clamp(5px, 0.45vw, 8px) 0;
  color: var(--mc-ink);
  background: transparent;
  border: 0;
  border-left: 0;
  box-shadow: none;
  transition: color 130ms steps(2, end), border-color 130ms steps(2, end);
}

html.midcentury-mode .footer-cell-links a:nth-child(2) {
  border-right: 0;
  border-left: 0;
  box-shadow: none;
}

html.midcentury-mode .footer-cell-links a:hover,
html.midcentury-mode .footer-cell-links a:focus-visible {
  color: var(--mc-coral);
  transform: none;
  outline: 0;
}

html.midcentury-mode .footer-cell-links a span {
  color: rgba(16, 47, 56, 0.58);
  font-weight: 600;
}

html.midcentury-mode .footer-cell-links a:nth-child(2) span {
  color: rgba(16, 47, 56, 0.58);
}

html.midcentury-mode .footer-cell-links a strong {
  font-family: var(--font-text);
  font-weight: 600;
}

html.midcentury-mode .footer-cell-legal {
  border-top: 0;
}

html.midcentury-mode .footer-cell-legal a {
  color: var(--mc-ink);
  text-decoration: none;
}

html.midcentury-mode .footer-cell-languages button {
  color: var(--mc-ink);
  border: 1px solid var(--mc-ink);
  border-radius: 0;
}

html.midcentury-mode .footer-cell-languages button[aria-pressed="true"] {
  color: var(--mc-ink);
  background: var(--mc-mustard);
  border-color: var(--mc-mustard);
}

html.midcentury-mode .footer-cell-bottom {
  padding-top: clamp(6px, 0.55vw, 9px);
  border-top: 1px solid rgba(16, 47, 56, 0.35);
}

html.midcentury-mode .footer-cell-meta {
  color: rgba(16, 47, 56, 0.68);
}

@media (max-height: 800px) and (min-width: 721px) {
  html.midcentury-mode .window-cell--footer {
    grid-template-rows: auto minmax(0, 1fr) auto;
    gap: 5px 12px;
  }

  html.midcentury-mode .footer-cell-brand {
    grid-column: 1;
    grid-row: 1;
    gap: 4px;
  }

  html.midcentury-mode .footer-cell-brand img {
    width: clamp(74px, 7.5vw, 108px);
  }

  html.midcentury-mode .footer-cell-tagline {
    font-size: clamp(7px, 0.62vw, 9px);
  }

  html.midcentury-mode .footer-cell-links {
    grid-column: 1 / -1;
    grid-row: 2;
    align-self: end;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  html.midcentury-mode .footer-cell-links a {
    display: block;
    min-width: 0;
    font-size: clamp(11px, 1vw, 15px);
  }

  html.midcentury-mode .footer-cell-links a span,
  html.midcentury-mode .footer-cell-links a strong {
    display: block;
    text-align: left;
  }

  html.midcentury-mode .footer-cell-links a span {
    margin-bottom: 3px;
  }

  html.midcentury-mode .footer-cell-links a strong {
    font-size: clamp(10px, 0.9vw, 14px);
  }

  html.midcentury-mode .footer-cell-legal {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
  }

  html.midcentury-mode .footer-cell-bottom {
    grid-column: 1 / -1;
    grid-row: 3;
  }
}

/* Диалог сохраняет прямоугольную плакатную геометрию. */
html.midcentury-mode .direction-dialog {
  color: var(--mc-ink);
  background: var(--mc-paper-light);
  border: 2px solid var(--mc-ink);
  box-shadow: 14px 14px 0 var(--mc-mustard);
}

html.midcentury-mode .direction-dialog::backdrop {
  background: rgba(16, 47, 56, 0.64);
  backdrop-filter: none;
}

html.midcentury-mode .direction-dialog-shell {
  background: var(--mc-paper-light);
}

/*
 * Центральный чат — «Печатная переписка» на общей бумажной плоскости.
 * Manrope остаётся для длинных сообщений, Jost — для меток и управления.
 */
html.midcentury-mode .window-cell--core,
html.midcentury-mode .open-window-board.is-chat-expanded .window-cell--core {
  color: var(--mc-ink);
  background-color: #f0e2c5;
  background-image: url("assets/selzio-grain.png");
  background-size: 180px 180px;
  background-repeat: repeat;
  background-blend-mode: soft-light;
  border: 0;
  box-shadow: none;
}

html.midcentury-mode .window-cell--core::after {
  content: none;
}

html.midcentury-mode .window-cell--core::before {
  content: "SELZIO / AI";
  position: absolute;
  top: clamp(8px, 0.85vw, 13px);
  left: clamp(8px, 0.85vw, 13px);
  z-index: 4;
  padding: 0 0 0.42em;
  color: rgba(16, 47, 56, 0.65);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(16, 47, 56, 0.25);
  font: 600 clamp(8px, 0.7vw, 11px)/1 var(--font-display);
  letter-spacing: 0.12em;
  pointer-events: none;
}

html.midcentury-mode .open-window-board.is-intro-active .window-cell--core::before {
  visibility: hidden;
  opacity: 0;
}

html.midcentury-mode .inline-chat-body,
html.midcentury-mode .open-window-board.is-chat-expanded .inline-chat-body {
  padding: clamp(36px, 3.5vw, 50px) clamp(12px, 1.15vw, 18px) clamp(9px, 1.05vw, 16px);
  scrollbar-color: rgba(16, 47, 56, 0.35) transparent;
}

html.midcentury-mode .inline-chat-message {
  position: relative;
  width: auto;
  max-width: 100%;
  margin-top: 0;
  padding: clamp(9px, 0.8vw, 12px) 0;
  border-radius: 0;
  font-family: var(--font-text);
  font-weight: 400;
  line-height: 1.48;
}

html.midcentury-mode .inline-chat-message::before {
  display: block;
  margin-bottom: 0.45em;
  font: 600 clamp(7px, 0.63vw, 10px)/1 var(--font-display);
  letter-spacing: 0.14em;
}

html.midcentury-mode .inline-chat-message--assistant {
  color: var(--mc-ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(16, 47, 56, 0.22);
  border-left: 0;
  box-shadow: none;
}

html.midcentury-mode .inline-chat-message--assistant::before {
  content: "SELZIO";
  color: rgba(16, 47, 56, 0.58);
}

html.midcentury-mode .inline-chat-message--user {
  width: auto;
  margin-left: clamp(14px, 2vw, 30px);
  color: var(--mc-ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(16, 47, 56, 0.22);
  border-right: 0;
  box-shadow: none;
}

html.midcentury-mode .inline-chat-message--user::before {
  content: "ВЫ";
  color: rgba(16, 47, 56, 0.58);
}

html.midcentury-mode[data-lang="sr"] .inline-chat-message--user::before { content: "VI"; }
html.midcentury-mode[data-lang="en"] .inline-chat-message--user::before { content: "YOU"; }

html.midcentury-mode .inline-chat-message--typing {
  color: var(--mc-ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(16, 47, 56, 0.22);
  border-left: 0;
  box-shadow: none;
}

html.midcentury-mode .inline-chat-answer-link {
  color: var(--mc-coral);
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration-thickness: 2px;
}

html.midcentury-mode .inline-chat-quick-replies {
  gap: clamp(6px, 0.62vw, 9px);
}

html.midcentury-mode .inline-chat-quick-replies button {
  color: var(--mc-ink);
  background: transparent;
  border: 1px solid rgba(16, 47, 56, 0.42);
  border-radius: 0;
  box-shadow: none;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.015em;
  transition: transform 120ms steps(2, end), color 120ms steps(2, end), background-color 120ms steps(2, end);
}

html.midcentury-mode .inline-chat-quick-replies button:hover,
html.midcentury-mode .inline-chat-quick-replies button:focus-visible {
  color: var(--mc-ink);
  background: rgba(255, 244, 220, 0.55);
  border-color: var(--mc-ink);
  box-shadow: none;
  transform: translateY(-1px);
}

html.midcentury-mode .inline-chat-form {
  gap: clamp(5px, 0.58vw, 9px);
  padding: clamp(7px, 0.7vw, 10px);
  background: transparent;
  border: 0;
  border-top: 1px solid rgba(16, 47, 56, 0.35);
  border-radius: 0;
  box-shadow: none;
}

html.midcentury-mode .inline-chat-form textarea {
  color: var(--mc-ink);
  background-color: transparent;
  background-image: none;
  border: 0;
  border-bottom: 1px solid var(--mc-ink);
  border-radius: 0;
  caret-color: var(--mc-coral);
  font-family: var(--font-text);
  font-weight: 500;
}

html.midcentury-mode .inline-chat-form textarea:focus {
  border-color: var(--mc-coral);
  box-shadow: none;
}

html.midcentury-mode .inline-chat-form textarea::placeholder {
  color: rgba(16, 47, 56, 0.58);
}

html.midcentury-mode .inline-chat-form button {
  background-color: var(--mc-ink);
  border: 2px solid var(--mc-ink);
  box-shadow: none;
  transition: transform 120ms steps(2, end), box-shadow 120ms steps(2, end);
}

html.midcentury-mode .inline-chat-form button:hover {
  box-shadow: inset 0 -5px 0 var(--mc-coral);
  transform: none;
}

html.midcentury-mode .inline-chat-form button:active {
  box-shadow: inset 0 -2px 0 var(--mc-coral);
  transform: scale(0.95);
}

html.midcentury-mode .chat-collapse {
  top: clamp(8px, 0.85vw, 13px);
  right: clamp(8px, 0.85vw, 13px);
  width: clamp(27px, 2.35vw, 36px);
  height: clamp(23px, 2vw, 31px);
  color: var(--mc-ink);
  background: transparent;
  border: 0;
  border-radius: 0;
  font-family: var(--font-display);
  opacity: 0.68;
}

html.midcentury-mode .open-window-board.is-chat-expanded .chat-collapse {
  opacity: 1;
}

@media (max-width: 720px) {
  html.midcentury-mode .open-window-board {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
    grid-template-areas:
      "p08 p01 p02"
      "p03 core p06"
      "p04 p07 p05";
  }

  html.midcentury-mode .window-cell--direction h3,
  html.midcentury-mode .window-cell--direction:has(.cell-cover-subtitle) h3 {
    padding: 8px 8px 34px;
    font-size: clamp(12px, 3.7vw, 18px);
  }

  html.midcentury-mode .cell-cover-title {
    box-shadow: 3px 3px 0 var(--mc-accent);
  }

  html.midcentury-mode .cell-cover-subtitle,
  html.midcentury-mode :is(.window-cell--position-01, .window-cell--position-03, .window-cell--position-07) .cell-cover-subtitle {
    right: 8px;
    bottom: 7px;
    left: auto;
    max-width: calc(100% - 16px);
    padding: 3px 5px;
    font-size: clamp(6.7px, 1.8vw, 8.5px);
    text-align: right;
  }

  html.midcentury-mode .window-cell--direction::before {
    top: 6px;
    left: 6px;
    min-width: 22px;
    min-height: 18px;
    padding: 1px 4px;
    font-size: 6px;
  }

  html.midcentury-mode .window-cell--footer {
    border: 0;
  }

  html.midcentury-mode .window-cell--footer::before {
    top: 2%;
    right: -26%;
    width: 105%;
    height: 42%;
    border-width: 0;
    clip-path: none;
  }

  html.midcentury-mode .window-cell--core::after {
    top: 4%;
    right: -28%;
    width: 110%;
    height: 42%;
    clip-path: none;
  }

  html.midcentury-mode .footer-cell-links a {
    padding: 5px;
    border-left-width: 3px;
    box-shadow: none;
  }

  html.midcentury-mode .footer-cell-links a:nth-child(2) {
    border-right-width: 3px;
    border-left: 0;
    box-shadow: none;
  }

  html.midcentury-mode .window-cell--core::before {
    top: 5px;
    left: 5px;
    padding: 3px 5px;
    border-left-width: 3px;
    font-size: 5.5px;
  }

  html.midcentury-mode .inline-chat-body,
  html.midcentury-mode .open-window-board.is-chat-expanded .inline-chat-body {
    padding: 30px 6px 6px;
  }

  html.midcentury-mode .inline-chat-message {
    padding: 6px 7px;
  }

  html.midcentury-mode .inline-chat-message--assistant,
  html.midcentury-mode .inline-chat-message--typing {
    border-left-width: 3px;
    box-shadow: none;
  }

  html.midcentury-mode .inline-chat-message--user {
    border-right-width: 3px;
    box-shadow: none;
  }

  html.midcentury-mode .inline-chat-message::before {
    margin-bottom: 3px;
    font-size: 5px;
  }

  html.midcentury-mode .inline-chat-form {
    padding: 4px;
  }

  html.midcentury-mode .inline-chat-quick-replies button,
  html.midcentury-mode .inline-chat-form button { box-shadow: none; }
}