.messages-hero {
  position: relative;
  align-items: stretch;
  padding: 24px 26px;
  border: 1px solid rgba(124, 225, 255, 0.18);
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(124, 225, 255, 0.18), transparent 36%),
    linear-gradient(145deg, rgba(20, 33, 54, 0.96), rgba(11, 20, 34, 0.98));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.messages-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(165, 243, 252, 0.15), transparent 70%);
  pointer-events: none;
}

.messages-hero .page-head-copy {
  max-width: 700px;
}

.messages-hero .page-head-copy h1 {
  font-size: clamp(34px, 4vw, 52px);
  letter-spacing: -0.05em;
}

.messages-hero .page-head-copy p {
  max-width: 58ch;
  color: var(--muted-strong);
  font-size: 15px;
  line-height: 1.65;
}

.messages-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: flex-end;
}

.messages-stat {
  display: grid;
  gap: 2px;
  min-width: 132px;
  padding: 14px 16px;
  border: 1px solid rgba(124, 225, 255, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
}

.messages-stat strong {
  color: #fff;
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.messages-stat span {
  color: var(--muted-strong);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.messages-stat.is-muted {
  border-color: rgba(255, 255, 255, 0.08);
}

.messages-feedback {
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(124, 225, 255, 0.08), rgba(30, 41, 59, 0.92));
}

.message-composer,
.message-board {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
}

.message-composer {
  background:
    linear-gradient(180deg, rgba(124, 225, 255, 0.08), rgba(124, 225, 255, 0.02) 120px, transparent 120px),
    linear-gradient(180deg, rgba(24, 37, 59, 0.98), rgba(13, 22, 37, 0.98));
  border-color: rgba(124, 225, 255, 0.12);
}

.message-board {
  background:
    linear-gradient(180deg, rgba(165, 243, 252, 0.04), transparent 200px),
    linear-gradient(180deg, rgba(18, 28, 46, 0.98), rgba(11, 20, 34, 0.98));
}

.message-composer-head,
.message-board-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.message-composer-head {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.message-composer-head .eyebrow {
  margin-bottom: 0;
}

.message-composer-head h2 {
  margin: 0;
  line-height: 1;
}

.message-composer-head h2,
.message-board-head h2 {
  margin-bottom: 6px;
  font-size: 26px;
}

.message-composer-head p,
.message-board-caption {
  margin: 0;
  color: var(--muted);
}

.message-composer-head p {
  max-width: 48ch;
  color: var(--muted-strong);
  line-height: 1.6;
}

.message-composer .stack-form {
  gap: 16px;
}

.message-board-caption {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message-field label {
  margin-bottom: 8px;
  color: var(--muted-strong);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message-composer select,
.message-composer input,
.message-composer textarea {
  border-color: rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: rgba(7, 13, 24, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.message-composer textarea {
  min-height: 180px;
  resize: vertical;
  line-height: 1.65;
}

.message-composer select:hover,
.message-composer input:hover,
.message-composer textarea:hover {
  border-color: rgba(124, 225, 255, 0.18);
}

.message-composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 4px;
}

.message-composer-tip {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.01em;
}

.message-composer .btn {
  min-width: 132px;
}

.message-list {
  gap: 16px;
}

.message-card {
  position: relative;
  padding: 0;
  border: 1px solid rgba(124, 225, 255, 0.08);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(23, 35, 57, 0.98), rgba(14, 23, 39, 0.98));
  overflow: hidden;
}

.message-card.is-unread {
  border-color: rgba(124, 225, 255, 0.35);
  box-shadow: 0 0 0 1px rgba(124, 225, 255, 0.16), 0 18px 36px rgba(7, 12, 23, 0.28);
}

.message-card.is-owned {
  border-color: rgba(16, 185, 129, 0.22);
}

.message-card-accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, rgba(124, 225, 255, 0.9), rgba(165, 243, 252, 0.35));
}

.message-card.is-owned .message-card-accent {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.88), rgba(110, 231, 183, 0.32));
}

.message-card-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px 20px 20px 24px;
}

.message-card-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(124, 225, 255, 0.16);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(124, 225, 255, 0.18), rgba(255, 255, 255, 0.03));
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.message-card-main {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.message-head {
  align-items: flex-start;
}

.message-title-wrap {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.message-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.message-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-strong);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message-badge.is-unread {
  border-color: rgba(239, 68, 68, 0.28);
  background: rgba(239, 68, 68, 0.14);
  color: #fecaca;
}

.message-badge.is-owned {
  border-color: rgba(16, 185, 129, 0.24);
  background: rgba(16, 185, 129, 0.12);
  color: #a7f3d0;
}

.message-badge.is-read {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

.message-card h3 {
  margin: 0;
  color: #fff;
  font-size: 23px;
  line-height: 1.15;
  letter-spacing: -0.03em;
  min-width: 0;
}

.message-card h3.is-muted {
  color: var(--muted);
}

.message-date {
  flex-shrink: 0;
  padding-top: 2px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.message-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: var(--muted-strong);
  font-size: 13px;
}

.message-meta strong {
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.message-meta span {
  min-width: 0;
}

.message-card p {
  min-width: 0;
  color: #e2e8f0;
  font-size: 15px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.message-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.message-card-actions form {
  margin: 0;
}

.messages-empty-state {
  border: 1px dashed rgba(124, 225, 255, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
}

.message-board-only {
  grid-template-columns: minmax(0, 1fr);
}

.topbar-alert {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid rgba(239, 68, 68, 0.24);
  border-radius: 999px;
  background: rgba(239, 68, 68, 0.14);
  color: #ffe2e2;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.topbar-alert:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fff;
}

.topbar-alert-dot,
.operator-message-alert-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
  box-shadow: 0 0 0 6px rgba(239, 68, 68, 0.14);
}

.nav-badge,
.operator-message-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  margin-left: auto;
  border-radius: 999px;
  background: rgba(239, 68, 68, 0.22);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
}

.operator-message-alert {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid rgba(239, 68, 68, 0.24);
  border-radius: 999px;
  background: rgba(239, 68, 68, 0.14);
  color: #ffe2e2;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.operator-message-alert:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fff;
}

@media (max-width: 1100px) {
  .messages-hero {
    padding: 22px;
  }

  .messages-hero-stats {
    align-self: stretch;
  }
}

@media (max-width: 920px) {
  .topbar-meta {
    display: flex;
    justify-content: flex-end;
  }

  .topbar-caption,
  .topbar .user-chip {
    display: none;
  }
}

@media (max-width: 820px) {
  .messages-hero,
  .message-composer,
  .message-board {
    border-radius: 22px;
  }

  .message-composer-head,
  .message-board-head,
  .message-composer-actions,
  .message-head {
    flex-direction: column;
    align-items: stretch;
  }

  .message-board-caption {
    width: fit-content;
  }

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

  .message-card-avatar {
    width: 44px;
    height: 44px;
  }

  .message-card-actions {
    justify-content: stretch;
  }

  .message-card-actions .btn {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .messages-hero {
    padding: 18px;
  }

  .messages-hero .page-head-copy h1 {
    font-size: 34px;
  }

  .messages-hero-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }

  .messages-stat {
    min-width: 0;
  }

  .message-composer,
  .message-board {
    padding: 18px;
  }

  .message-composer-head {
    padding-bottom: 16px;
  }

  .message-card h3 {
    font-size: 20px;
  }

  .topbar-alert {
    width: 100%;
    justify-content: center;
  }
}

/* Message queue refresh */
.messages-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: end;
  padding: 16px 18px;
  border-radius: 8px;
  border-color: rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.72);
  box-shadow: none;
}

.messages-hero::after {
  display: none;
}

.messages-hero .page-head-copy h1 {
  margin: 2px 0 0;
  font-size: 28px;
  letter-spacing: 0;
}

.messages-hero .page-head-copy p,
.message-composer-head p,
.message-composer-tip {
  display: none;
}

.messages-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(86px, 1fr));
  gap: 8px;
}

.messages-stat {
  min-width: 0;
  min-height: 62px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: none;
}

.messages-stat strong {
  font-size: 22px;
  letter-spacing: 0;
}

.messages-stat span,
.message-board-caption,
.message-field label,
.message-badge,
.message-meta strong,
.message-date,
.message-card-avatar {
  letter-spacing: 0;
}

.message-composer,
.message-board,
.messages-empty-state {
  border-radius: 8px;
}

.message-composer,
.message-board {
  border-color: rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.74);
}

.message-composer-head,
.message-board-head {
  align-items: center;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.message-composer-head h2,
.message-board-head h2 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
}

.message-board-caption {
  min-height: 28px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  text-transform: none;
}

.message-field label {
  text-transform: none;
}

.message-composer select,
.message-composer input,
.message-composer textarea {
  border-radius: 8px;
}

.message-composer textarea {
  min-height: 132px;
  line-height: 1.5;
}

.message-composer-actions {
  justify-content: flex-end;
}

.message-list {
  display: grid;
  gap: 10px;
}

.message-card {
  border-radius: 8px;
  border-color: rgba(148, 163, 184, 0.16);
  background: rgba(11, 18, 32, 0.86);
}

.message-card.is-unread {
  border-color: rgba(56, 189, 248, 0.34);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.12);
}

.message-card-shell {
  gap: 12px;
  padding: 14px 14px 14px 18px;
}

.message-card-avatar {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  font-size: 12px;
}

.message-card-main {
  gap: 12px;
}

.message-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
}

.message-title-wrap {
  gap: 8px;
}

.message-ticket-id {
  color: var(--muted);
  font-size: 12px;
}

.message-badge {
  min-height: 24px;
  padding: 4px 8px;
  font-size: 12px;
  text-transform: none;
}

.message-card h3 {
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: 0;
}

.message-date {
  font-size: 12px;
  text-transform: none;
}

.message-meta {
  gap: 8px 14px;
}

.message-meta strong {
  font-size: 12px;
  text-transform: none;
}

.message-card p {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.025);
  font-size: 14px;
  line-height: 1.5;
}

.message-card-actions {
  justify-content: flex-start;
}

@media (max-width: 1050px) {
  .messages-hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .message-board-head,
  .message-head {
    align-items: stretch;
    flex-direction: column;
    grid-template-columns: 1fr;
  }

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

/* Light theme contrast overrides for messages. */
body.theme-light .messages-hero,
body.theme-light .message-card,
body.theme-light .message-thread-card,
body.theme-light .message-composer,
body.theme-light .message-card p {
  border-color: var(--line);
  background: var(--card);
  color: var(--text);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

body.theme-light .message-card p,
body.theme-light .message-meta,
body.theme-light .message-ticket-id,
body.theme-light .message-date {
  color: var(--muted-strong);
}

body.theme-light .message-card h3,
body.theme-light .message-card-title,
body.theme-light .message-thread-title,
body.theme-light .message-meta strong {
  color: var(--text);
}

body.theme-light .message-badge {
  border-color: var(--line-strong);
  background: var(--card-muted);
  color: var(--text);
}