.support-page {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.support-page [hidden] {
  display: none !important;
}

.support-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 120px;
}

.support-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.support-kicker,
.support-contact-link span,
.support-panel-head span,
.support-chat-head span {
  color: var(--sub);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.support-heading h1,
.support-chat-head h2,
.support-auth h2 {
  margin: 0;
  line-height: 1.05;
}

.support-heading h1 {
  font-size: clamp(32px, 5vw, 58px);
}

.support-refresh,
.support-secondary,
.support-primary,
.support-panel-head button,
.support-chat-head button {
  min-height: 42px;
  border: 1px solid var(--b);
  border-radius: 8px;
  padding: 0 16px;
  color: var(--text);
  background: rgba(255,255,255,.06);
  font-weight: 900;
  cursor: pointer;
}

.support-primary {
  border-color: rgba(0,200,255,.35);
  background: linear-gradient(135deg, rgba(0,200,255,.22), rgba(0,232,122,.15));
  color: #fff;
}

.support-contact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.support-contact-link,
.support-auth,
.support-ticket-list,
.support-chat {
  border: 1px solid var(--b);
  border-radius: 8px;
  background: rgba(12,14,26,.82);
  box-shadow: 0 18px 60px rgba(0,0,0,.28);
}

.support-contact-link {
  display: grid;
  gap: 7px;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}

.support-contact-link strong {
  font-size: clamp(16px, 2vw, 22px);
}

.support-auth {
  display: grid;
  gap: 12px;
  padding: 28px;
  max-width: 640px;
}

.support-auth p {
  margin: 0;
  color: var(--sub);
}

.support-auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.support-workspace {
  display: grid;
  grid-template-columns: minmax(260px, 330px) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.support-ticket-list,
.support-chat {
  overflow: hidden;
}

.support-panel-head,
.support-chat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--b);
}

.support-panel-head strong {
  display: block;
  margin-top: 4px;
}

.support-ticket-items {
  display: grid;
  gap: 8px;
  padding: 10px;
  max-height: 640px;
  overflow: auto;
}

.support-ticket {
  display: grid;
  gap: 6px;
  width: 100%;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px;
  text-align: left;
  color: var(--text);
  background: rgba(255,255,255,.04);
  cursor: pointer;
}

.support-ticket.is-active {
  border-color: rgba(0,200,255,.42);
  background: rgba(0,200,255,.1);
}

.support-ticket strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.support-ticket p {
  margin: 0;
  color: var(--sub);
  font-size: 12px;
  line-height: 1.35;
}

.support-ticket-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--sub);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.support-chat {
  min-height: 680px;
}

.support-chat-head h2 {
  margin-top: 6px;
  font-size: clamp(20px, 2.4vw, 30px);
}

.support-messages {
  display: grid;
  gap: 12px;
  align-content: start;
  min-height: 350px;
  max-height: 520px;
  overflow: auto;
  padding: 18px;
}

.support-empty {
  align-self: center;
  justify-self: center;
  max-width: 420px;
  color: var(--sub);
  text-align: center;
}

.support-message {
  display: grid;
  gap: 5px;
  max-width: min(680px, 92%);
}

.support-message.is-user {
  justify-self: end;
}

.support-message-meta {
  color: var(--sub);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.support-message-body {
  border: 1px solid var(--b);
  border-radius: 8px;
  padding: 12px 14px;
  background: rgba(255,255,255,.05);
  line-height: 1.5;
  white-space: pre-wrap;
}

.support-message.is-user .support-message-body {
  border-color: rgba(0,200,255,.3);
  background: rgba(0,200,255,.12);
}

.support-new-form,
.support-reply-form {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-top: 1px solid var(--b);
}

.support-new-form label {
  display: grid;
  gap: 7px;
  color: var(--sub);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.support-new-form input,
.support-new-form textarea,
.support-reply-form textarea {
  width: 100%;
  border: 1px solid var(--b);
  border-radius: 8px;
  padding: 12px;
  color: var(--text);
  background: rgba(0,0,0,.24);
  font: inherit;
  resize: vertical;
}

.support-reply-form {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.support-status {
  min-height: 22px;
  padding: 0 16px 16px;
  color: var(--sub);
  font-size: 13px;
}

@media (max-width: 820px) {
  .support-shell {
    width: min(100% - 20px, 680px);
    padding-top: 18px;
  }

  .support-heading,
  .support-contact,
  .support-workspace,
  .support-reply-form {
    grid-template-columns: 1fr;
  }

  .support-heading {
    display: grid;
  }

  .support-chat {
    min-height: 560px;
  }

  .support-messages {
    max-height: 420px;
  }
}