/* ============================================================
   GchatZ — Email & Chat
   Playful-modern: violet #6E56CF, dark sidebar #16131F,
   light surfaces #F7F6FB, coral accent #FF6B6B.
   Vanilla CSS, system font stack, no webfonts.
   ============================================================ */

.gz-chat, .gz-mail, .gz-app, .gz-auth {
  --gz-primary: #6E56CF;
  --gz-primary-dark: #5840b8;
  --gz-dark: #16131F;
  --gz-dark-2: #221d33;
  --gz-surface: #F7F6FB;
  --gz-card: #ffffff;
  --gz-coral: #FF6B6B;
  --gz-coral-dark: #e85555;
  --gz-text: #241f33;
  --gz-muted: #8a84a0;
  --gz-line: #e9e6f3;
  --gz-radius: 16px;
  --gz-shadow: 0 8px 28px rgba(38, 24, 92, .10);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--gz-text);
  box-sizing: border-box;
}
.gz-chat *, .gz-mail *, .gz-app *, .gz-auth *, .gz-modal * { box-sizing: border-box; }

/* ---------- Buttons / inputs ---------- */
.gz-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 999px; padding: 10px 20px;
  font-size: 14px; font-weight: 600; cursor: pointer;
  background: var(--gz-line); color: var(--gz-text);
  transition: transform .08s ease, background .15s ease;
  text-decoration: none; white-space: nowrap;
}
.gz-btn:hover { filter: brightness(.97); }
.gz-btn:active { transform: scale(.97); }
.gz-btn-primary { background: var(--gz-primary); color: #fff; }
.gz-btn-primary:hover { background: var(--gz-primary-dark); }
.gz-btn-coral { background: var(--gz-coral); color: #fff; }
.gz-btn-coral:hover { background: var(--gz-coral-dark); }

.gz-icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  border: 0; background: transparent; color: var(--gz-muted);
  cursor: pointer; font-size: 18px; line-height: 1;
}
.gz-icon-btn:hover { background: rgba(110, 86, 207, .12); color: var(--gz-primary); }

.gz-input {
  border: 1.5px solid var(--gz-line); border-radius: 999px;
  padding: 10px 16px; font-size: 14px; width: 100%;
  background: #fff; color: var(--gz-text); outline: none;
}
.gz-input:focus { border-color: var(--gz-primary); box-shadow: 0 0 0 3px rgba(110,86,207,.15); }

/* ---------- Avatar / logo ---------- */
.gz-avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  color: #fff; font-weight: 700; font-size: 16px; flex: 0 0 auto;
}
.gz-avatar-group { background: var(--gz-primary); }
.gz-logo-mark { display: inline-block; vertical-align: middle; }
.gz-wordmark { font-weight: 800; font-size: 18px; letter-spacing: -.3px; color: #fff; }

/* ---------- Count badge ---------- */
.gz-count {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 20px; height: 20px; padding: 0 6px;
  background: var(--gz-coral); color: #fff;
  border-radius: 999px; font-size: 11px; font-weight: 700; line-height: 20px;
}

/* ---------- Modal ---------- */
.gz-modal {
  position: fixed; inset: 0; z-index: 9990;
  background: rgba(22, 19, 31, .55);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.gz-modal[hidden] { display: none; }
.gz-modal-card {
  background: #fff; border-radius: 20px; padding: 24px;
  width: 100%; max-width: 440px; max-height: 86vh; overflow: auto;
  box-shadow: var(--gz-shadow);
}
.gz-modal-card h3 { margin: 0 0 14px; font-size: 18px; }
.gz-modal-card .gz-input { margin-bottom: 10px; border-radius: 12px; }
.gz-modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }
.gz-user-results { margin: 4px 0 8px; max-height: 240px; overflow: auto; }
.gz-user-row {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 9px 10px; border: 0; background: transparent; border-radius: 12px;
  cursor: pointer; font-size: 14px; color: var(--gz-text); text-align: left;
}
.gz-user-row:hover { background: var(--gz-surface); }
.gz-user-row .gz-avatar { width: 36px; height: 36px; font-size: 13px; }
.gz-user-row.selected { background: rgba(110,86,207,.12); }
.gz-selected-users { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0; }
.gz-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(110,86,207,.12); color: var(--gz-primary-dark);
  border-radius: 999px; padding: 5px 8px 5px 12px; font-size: 13px; font-weight: 600;
}
.gz-chip-remove { border: 0; background: transparent; cursor: pointer; font-size: 14px; color: inherit; }
.gz-chip-external { background: rgba(245,158,11,.14); color: #b45309; border: 1px dashed #d97706; }
.gz-suggest-external .gz-ext-icon { font-size: 16px; }

/* ============================================================
   CHAT
   ============================================================ */
.gz-chat {
  display: flex; height: 78vh; min-height: 560px;
  border-radius: 20px; overflow: hidden;
  background: var(--gz-card); box-shadow: var(--gz-shadow);
  border: 1px solid var(--gz-line);
}
.gz-chat-sidebar {
  width: 320px; flex: 0 0 auto; display: flex; flex-direction: column;
  background: var(--gz-dark); color: #fff;
}
.gz-chat-sidebar-head {
  display: flex; align-items: center; gap: 10px;
  padding: 16px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.gz-sidebar-actions { margin-left: auto; display: flex; gap: 4px; }
.gz-sidebar-actions .gz-icon-btn { color: #cfc9e8; }
.gz-sidebar-actions .gz-icon-btn:hover { background: rgba(255,255,255,.1); color: #fff; }

.gz-conv-list { flex: 1; overflow-y: auto; padding: 10px; }
.gz-conv {
  display: flex; gap: 12px; align-items: center; width: 100%;
  padding: 11px 12px; border: 0; border-radius: 14px;
  background: transparent; color: #fff; cursor: pointer; text-align: left;
}
.gz-conv:hover { background: rgba(255,255,255,.06); }
.gz-conv.active { background: var(--gz-dark-2); }
.gz-conv-body { flex: 1; min-width: 0; }
.gz-conv-top { display: flex; align-items: baseline; gap: 8px; }
.gz-conv-name { font-weight: 700; font-size: 14px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gz-conv-time { font-size: 11px; color: #9b93bd; flex: 0 0 auto; }
.gz-conv-bottom { display: flex; align-items: center; gap: 8px; margin-top: 2px; }
.gz-conv-snippet { font-size: 13px; color: #b7b0d4; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gz-conv.unread .gz-conv-snippet { color: #fff; font-weight: 600; }
.gz-online-dot {
  width: 11px; height: 11px; border-radius: 50%; background: #3ddc84;
  border: 2px solid var(--gz-dark); margin-left: -16px; margin-top: 28px; flex: 0 0 auto;
  position: relative; z-index: 1;
}
.gz-conv-avatar { position: relative; display: flex; }
.gz-muted-icon { color: #9b93bd; font-size: 13px; }
.gz-conv-list-empty { color: #9b93bd; text-align: center; padding: 30px 16px; font-size: 14px; }

.gz-chat-main { flex: 1; display: flex; flex-direction: column; background: var(--gz-surface); min-width: 0; }
.gz-chat-empty {
  margin: auto; text-align: center; color: var(--gz-muted); padding: 30px;
}
.gz-chat-empty h3 { color: var(--gz-text); margin: 14px 0 6px; }
.gz-chat-thread { display: flex; flex-direction: column; height: 100%; min-height: 0; }
.gz-chat-thread[hidden] { display: none; }
.gz-chat-thread-head {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; background: #fff; border-bottom: 1px solid var(--gz-line);
}
.gz-chat-thread-head .gz-avatar { width: 40px; height: 40px; font-size: 14px; }
.gz-thread-title { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.gz-thread-name { font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gz-thread-status { font-size: 12px; color: var(--gz-muted); }
.gz-thread-status.typing { color: var(--gz-primary); font-weight: 600; }
.gz-back { display: none; }
.gz-mute.muted { color: var(--gz-coral); }

.gz-messages { flex: 1; overflow-y: auto; padding: 20px 16px; display: flex; flex-direction: column; gap: 8px; }
.gz-date-divider {
  align-self: center; background: rgba(22,19,31,.08); color: var(--gz-muted);
  font-size: 12px; font-weight: 600; border-radius: 999px; padding: 4px 14px; margin: 8px 0;
}
.gz-msg { display: flex; gap: 8px; max-width: 78%; align-items: flex-end; }
.gz-msg.mine { align-self: flex-end; flex-direction: row-reverse; }
.gz-msg .gz-avatar { width: 30px; height: 30px; font-size: 11px; }
.gz-msg.mine .gz-avatar { display: none; }
.gz-bubble {
  background: #fff; border-radius: var(--gz-radius); padding: 10px 14px;
  font-size: 14.5px; line-height: 1.45; box-shadow: 0 1px 2px rgba(38,24,92,.08);
  overflow-wrap: anywhere; position: relative;
}
.gz-msg.mine .gz-bubble { background: var(--gz-primary); color: #fff; }
.gz-msg.mine .gz-bubble a { color: #fff; }
.gz-msg-sender { font-size: 12px; font-weight: 700; color: var(--gz-primary); margin-bottom: 3px; }
.gz-msg-attachment img { max-width: 240px; border-radius: 10px; display: block; margin-bottom: 6px; }
.gz-msg-attachment a.gz-file-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; margin-bottom: 6px; }
.gz-msg.mine .gz-msg-attachment a.gz-file-link { color: #fff; }
.gz-msg-meta {
  display: flex; align-items: center; justify-content: flex-end; gap: 5px;
  font-size: 11px; color: var(--gz-muted); margin-top: 4px;
}
.gz-msg.mine .gz-msg-meta { color: rgba(255,255,255,.75); }
.gz-msg-time { white-space: nowrap; }
.gz-read { font-size: 13px; letter-spacing: -2px; }
.gz-read.read { color: #4fc3f7; }
.gz-msg-actions { display: flex; gap: 2px; opacity: 0; transition: opacity .15s; }
.gz-msg:hover .gz-msg-actions { opacity: 1; }
.gz-msg-actions button {
  border: 0; background: transparent; cursor: pointer; font-size: 12px;
  color: var(--gz-muted); padding: 2px 6px; border-radius: 6px;
}
.gz-msg-actions button:hover { background: rgba(110,86,207,.12); color: var(--gz-primary); }
.gz-msg.deleted .gz-bubble { background: transparent; box-shadow: none; font-style: italic; color: var(--gz-muted); }

.gz-typing-bar { padding: 4px 18px; font-size: 12.5px; color: var(--gz-primary); font-weight: 600; min-height: 24px; }
.gz-typing-bar[hidden] { display: none; }
.gz-composer {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px; background: #fff; border-top: 1px solid var(--gz-line);
}
.gz-composer .gz-input { border-radius: 999px; }
.gz-attach-preview { display: flex; gap: 8px; align-items: center; }
.gz-attach-preview img { width: 44px; height: 44px; object-fit: cover; border-radius: 10px; }
.gz-attach-preview .gz-remove-attach { border: 0; background: var(--gz-line); border-radius: 50%; width: 22px; height: 22px; cursor: pointer; }

/* ============================================================
   MAIL
   ============================================================ */
.gz-mail {
  display: flex; height: 78vh; min-height: 560px;
  border-radius: 20px; overflow: hidden;
  background: var(--gz-card); box-shadow: var(--gz-shadow);
  border: 1px solid var(--gz-line);
}
.gz-mail-sidebar {
  width: 260px; flex: 0 0 auto; display: flex; flex-direction: column;
  background: var(--gz-dark); color: #fff; padding: 18px 14px;
}
.gz-mail-brand { display: flex; align-items: center; gap: 10px; padding: 0 6px 16px; }
.gz-compose-btn { width: 100%; margin-bottom: 16px; }
.gz-mail-folders { display: flex; flex-direction: column; gap: 2px; }
.gz-folder {
  display: flex; align-items: center; gap: 10px; width: 100%;
  border: 0; background: transparent; color: #cfc9e8;
  border-radius: 12px; padding: 10px 14px; font-size: 14px; font-weight: 600;
  cursor: pointer; text-align: left;
}
.gz-folder:hover { background: rgba(255,255,255,.06); color: #fff; }
.gz-folder.active { background: var(--gz-primary); color: #fff; }
.gz-folder-label { flex: 1; }

.gz-mail-main { flex: 1; display: flex; flex-direction: column; background: var(--gz-surface); min-width: 0; }
.gz-mail-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; background: #fff; border-bottom: 1px solid var(--gz-line);
}
.gz-mail-search { max-width: 320px; }
.gz-mail-pager { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.gz-page-info { font-size: 13px; color: var(--gz-muted); min-width: 70px; text-align: center; }
.gz-empty-trash { font-size: 13px; padding: 8px 14px; }

.gz-mail-list { flex: 1; overflow-y: auto; }
.gz-mail-list[hidden] { display: none; }
.gz-mail-row {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 12px 16px; border: 0; border-bottom: 1px solid var(--gz-line);
  background: #fff; cursor: pointer; text-align: left; color: var(--gz-text);
}
.gz-mail-row:hover { background: var(--gz-surface); }
.gz-mail-row .gz-avatar { width: 40px; height: 40px; font-size: 14px; }
.gz-mail-row-body { flex: 1; min-width: 0; }
.gz-mail-row-top { display: flex; align-items: baseline; gap: 10px; }
.gz-mail-counterpart { font-size: 14px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gz-mail-date { font-size: 12px; color: var(--gz-muted); flex: 0 0 auto; }
.gz-mail-subject-line { font-size: 13.5px; margin-top: 1px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--gz-muted); }
.gz-mail-row.unread .gz-mail-counterpart { font-weight: 800; }
.gz-mail-row.unread .gz-mail-subject-line { color: var(--gz-text); font-weight: 600; }
.gz-star { border: 0; background: transparent; cursor: pointer; font-size: 18px; color: #cfc6e8; padding: 4px; }
.gz-star.starred { color: #f5a623; }
.gz-mail-list-empty { text-align: center; color: var(--gz-muted); padding: 50px 20px; font-size: 14px; }

/* Reader */
.gz-mail-reader { flex: 1; overflow-y: auto; padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.gz-mail-reader[hidden] { display: none; }
.gz-reader-head { display: flex; align-items: center; gap: 10px; background: #fff; border-radius: var(--gz-radius); padding: 12px 16px; box-shadow: var(--gz-shadow); }
.gz-reader-back { display: none; }
.gz-reader-subject { font-size: 17px; font-weight: 800; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gz-reader-actions { display: flex; gap: 2px; }
.gz-reader-actions .gz-icon-btn.active { color: #f5a623; }
.gz-thread-msg { background: #fff; border-radius: var(--gz-radius); padding: 16px 18px; box-shadow: var(--gz-shadow); }
.gz-thread-msg-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.gz-thread-msg-head .gz-avatar { width: 38px; height: 38px; font-size: 13px; }
.gz-thread-msg-meta { flex: 1; min-width: 0; }
.gz-thread-msg-meta strong { font-size: 14px; display: block; }
.gz-thread-msg-meta small { color: var(--gz-muted); font-size: 12px; display: block; }
.gz-thread-msg-time { font-size: 12px; color: var(--gz-muted); }
.gz-thread-msg-body { font-size: 14.5px; line-height: 1.6; overflow-wrap: anywhere; }
.gz-thread-msg-body p { margin: 0 0 10px; }
.gz-thread-msg-body ul, .gz-thread-msg-body ol { margin: 0 0 10px; padding-left: 22px; }
.gz-thread-msg-foot { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.gz-thread-msg-foot .gz-btn { font-size: 13px; padding: 8px 16px; }
.gz-attachments { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.gz-attachment {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gz-surface); border: 1px solid var(--gz-line);
  border-radius: 12px; padding: 8px 12px; font-size: 13px;
  color: var(--gz-primary-dark); text-decoration: none; font-weight: 600;
}
.gz-attachment img { width: 40px; height: 40px; object-fit: cover; border-radius: 8px; }

/* Compose modal */
.gz-compose-card { max-width: 640px; }
.gz-compose-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.gz-compose-head h3 { margin: 0; }
.gz-compose-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; }
.gz-compose-row > label { flex: 0 0 34px; padding-top: 10px; font-size: 13px; font-weight: 700; color: var(--gz-muted); }
.gz-compose-row .gz-input { border-radius: 12px; }
.gz-recipient-box { flex: 1; position: relative; display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  border: 1.5px solid var(--gz-line); border-radius: 12px; padding: 6px 10px; background: #fff; }
.gz-recipient-box .gz-input { border: 0; padding: 6px 4px; flex: 1; min-width: 140px; box-shadow: none !important; }
.gz-recipient-suggest {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 10;
  background: #fff; border: 1px solid var(--gz-line); border-radius: 12px;
  box-shadow: var(--gz-shadow); max-height: 200px; overflow: auto; margin-top: 4px;
}
.gz-recipient-suggest[hidden] { display: none; }
.gz-suggest-row { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 12px; border: 0; background: transparent; cursor: pointer; font-size: 14px; text-align: left; }
.gz-suggest-row:hover { background: var(--gz-surface); }
.gz-suggest-row .gz-avatar { width: 30px; height: 30px; font-size: 11px; }
.gz-format-bar { display: flex; gap: 4px; margin-bottom: 8px; }
.gz-format-bar button {
  border: 1px solid var(--gz-line); background: #fff; border-radius: 8px;
  width: 32px; height: 32px; cursor: pointer; font-size: 14px; color: var(--gz-text);
}
.gz-format-bar button:hover { border-color: var(--gz-primary); color: var(--gz-primary); }
.gz-compose-body {
  border: 1.5px solid var(--gz-line); border-radius: 12px; padding: 12px 14px;
  min-height: 180px; max-height: 320px; overflow: auto; font-size: 14.5px; line-height: 1.6;
  outline: none; background: #fff;
}
.gz-compose-body:focus { border-color: var(--gz-primary); }
.gz-attach-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.gz-attach-list:empty { display: none; }
.gz-attach-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gz-surface); border: 1px solid var(--gz-line);
  border-radius: 999px; padding: 6px 8px 6px 14px; font-size: 13px; font-weight: 600;
}
.gz-compose-foot { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.gz-draft-status { font-size: 12.5px; color: var(--gz-muted); flex: 1; }
.gz-discard-draft { margin-left: auto; font-size: 13px; padding: 8px 14px; }
.gz-compose-foot .gz-discard-draft { margin-left: 0; }

/* ============================================================
   APP SHELL
   ============================================================ */
.gz-app { border-radius: 20px; overflow: hidden; box-shadow: var(--gz-shadow); border: 1px solid var(--gz-line); }
.gz-app-header {
  display: flex; align-items: center; gap: 12px;
  background: var(--gz-dark); padding: 12px 18px; color: #fff;
}
.gz-app-tabs { display: flex; gap: 6px; margin-left: 12px; }
.gz-app-tab {
  border: 0; background: transparent; color: #cfc9e8;
  border-radius: 999px; padding: 9px 20px; font-size: 14px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
}
.gz-app-tab:hover { background: rgba(255,255,255,.08); color: #fff; }
.gz-app-tab.active { background: var(--gz-primary); color: #fff; }
.gz-app-panels .gz-chat, .gz-app-panels .gz-mail { border: 0; border-radius: 0; box-shadow: none; }

/* ---------- Login wall ---------- */
.gz-login-wall { display: flex; justify-content: center; padding: 60px 20px; }
.gz-login-card {
  background: #fff; border-radius: 24px; padding: 44px 40px; text-align: center;
  box-shadow: 0 8px 28px rgba(38,24,92,.10); max-width: 400px; border: 1px solid #e9e6f3;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.gz-login-card h2 { margin: 14px 0 8px; font-size: 22px; color: #241f33; }
.gz-login-card p { color: #8a84a0; margin: 0 0 22px; }
.gz-login-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ---------- Auth (branded login / register) ---------- */
.gz-auth-wrap { display: flex; justify-content: center; padding: 60px 20px; }
.gz-auth-card {
  background: #fff; border-radius: 24px; padding: 40px 36px; text-align: center;
  box-shadow: var(--gz-shadow); max-width: 420px; width: 100%; border: 1px solid var(--gz-line);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.gz-auth-card h2 { margin: 14px 0 4px; font-size: 24px; color: var(--gz-text); letter-spacing: -0.01em; }
.gz-auth-card > p { color: var(--gz-muted); margin: 0 0 8px; font-size: 14px; }
.gz-auth-tabs {
  display: flex; background: var(--gz-surface); border-radius: 999px;
  padding: 4px; margin: 18px 0 24px;
}
.gz-auth-tab {
  flex: 1; border-radius: 999px; padding: 10px 12px; font-weight: 700; font-size: 14px;
  color: var(--gz-muted); text-decoration: none; transition: background .15s ease, color .15s ease;
}
.gz-auth-tab:hover { color: var(--gz-text); }
.gz-auth-tab.active { background: #fff; color: var(--gz-text); box-shadow: 0 2px 8px rgba(38,24,92,.10); }
.gz-auth-form { text-align: left; }
.gz-auth-field { margin-bottom: 14px; }
.gz-auth-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--gz-text); }
.gz-auth-field .gz-input { border-radius: 12px; }
.gz-field-error { color: var(--gz-coral-dark); font-size: 13px; margin-top: 6px; font-weight: 600; }
.gz-auth-hint { font-size: 12px; color: var(--gz-muted); margin: -8px 0 14px; }
.gz-auth-error {
  background: rgba(255,107,107,.10); border: 1px solid rgba(255,107,107,.35);
  color: #c24343; border-radius: 12px; padding: 12px 14px;
  font-size: 14px; font-weight: 600; margin-bottom: 18px; text-align: left;
}
.gz-auth-remember {
  display: flex; align-items: center; gap: 8px; font-size: 13px;
  color: var(--gz-muted); margin: 2px 0 18px; cursor: pointer;
}
.gz-auth-remember input { accent-color: var(--gz-primary); width: 16px; height: 16px; }
.gz-auth-submit { width: 100%; padding: 13px; font-size: 15px; }

/* ---------- Toast ---------- */
.gz-toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--gz-dark); color: #fff; padding: 12px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; z-index: 9999; opacity: 0; pointer-events: none;
  transition: opacity .2s ease, transform .2s ease; box-shadow: var(--gz-shadow);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.gz-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .gz-chat, .gz-mail { height: 82vh; min-height: 520px; }
  .gz-chat-sidebar { width: 270px; }
  .gz-mail-sidebar { width: 220px; }
}
@media (max-width: 720px) {
  /* Chat: list OR thread */
  .gz-chat-sidebar { width: 100%; }
  .gz-chat.thread-open .gz-chat-sidebar { display: none; }
  .gz-chat-main { display: none; }
  .gz-chat.thread-open .gz-chat-main { display: flex; }
  .gz-back { display: inline-flex; }
  .gz-msg { max-width: 88%; }

  /* Mail: sidebar becomes top bar */
  .gz-mail { flex-direction: column; }
  .gz-mail-sidebar { width: 100%; flex-direction: row; align-items: center; padding: 10px 12px; gap: 8px; overflow-x: auto; }
  .gz-mail-brand { padding: 0; }
  .gz-mail-brand .gz-wordmark { display: none; }
  .gz-compose-btn { width: auto; margin: 0; padding: 9px 16px; }
  .gz-mail-folders { flex-direction: row; }
  .gz-folder { padding: 8px 12px; white-space: nowrap; }
  .gz-reader-back { display: inline-flex; }
  .gz-compose-card { max-width: 100%; }
}