@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;700;800&family=Noto+Sans+SC:wght@400;500;700&display=swap");

:root {
  --vv-offset-top: 0px;
  --vv-height: 100dvh;
  --bg: #f3f7fc;
  --bg-accent: #dff4ef;
  --card: rgba(255, 255, 255, 0.92);
  --card-border: rgba(19, 35, 58, 0.12);
  --ink: #1a2c42;
  --muted: #5f7084;
  --brand: #0f766e;
  --brand-strong: #0a5a55;
  --accent: #ea580c;
  --danger: #be123c;
  --shadow: 0 18px 45px rgba(25, 43, 72, 0.14);
  --radius-xl: 18px;
  --radius-md: 12px;
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  margin: 0;
  height: 100%;
}

body {
  font-family: "Manrope", "Noto Sans SC", "PingFang SC", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 0% 0%, #edf4ff 0, transparent 45%),
    radial-gradient(circle at 100% 100%, #d7f7ee 0, transparent 42%), var(--bg);
  overflow: hidden;
}

.page {
  width: min(1180px, calc(100% - 28px));
  margin: 12px auto;
  height: calc(100dvh - 24px);
  display: flex;
  flex-direction: column;
  min-height: 0;
  animation: page-in 0.45s ease;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
  padding: 6px 2px;
}

.hero-tag {
  margin: 0;
  color: #0c5f58;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 11px;
  opacity: 0.9;
}

.hero h1 {
  margin: 6px 0 4px;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.15;
  font-weight: 800;
}

.hero-sub {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.9);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.status-chip.loading .dot {
  background: var(--accent);
}

.status-chip.ok .dot {
  background: var(--brand);
}

.status-chip.bad .dot {
  background: var(--danger);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 14px;
  flex: 1;
  min-height: 0;
}

.chat-card,
.side-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--card-border);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.chat-card {
  min-height: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--card-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.85));
  box-shadow: inset 0 -1px 0 rgba(19, 35, 58, 0.04);
}

.chat-head strong {
  display: block;
  font-size: 16px;
}

.chat-head p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.chat-peer {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.chat-avatar {
  width: 34px;
  height: 34px;
  min-width: 34px;
  min-height: 34px;
  aspect-ratio: 1 / 1;
  flex: 0 0 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(130deg, var(--brand), #14b8a6);
}

.head-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.icon-btn {
  padding: 8px;
  min-width: 40px;
  min-height: 40px;
  border-radius: 12px;
}

.icon-svg {
  width: 18px;
  height: 18px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn {
  border: 0;
  border-radius: var(--radius-md);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 9px 13px;
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(19, 35, 58, 0.14);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-main {
  background: linear-gradient(130deg, var(--brand), var(--brand-strong));
  color: #fff;
}

.btn-ghost {
  background: #edf3f8;
  color: var(--ink);
}

.desktop-only {
  display: inline-flex;
}

.message-list {
  overflow: auto;
  overflow-x: hidden;
  scrollbar-gutter: stable;
  min-height: 0;
  flex: 1;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: radial-gradient(circle at 0% 0%, rgba(15, 118, 110, 0.08), transparent 42%),
    linear-gradient(180deg, rgba(248, 252, 255, 0.84), rgba(241, 250, 248, 0.84));
}

.empty-tip {
  color: var(--muted);
  margin: 20px auto 0;
  text-align: center;
  border: 1px dashed rgba(95, 112, 132, 0.4);
  border-radius: 16px;
  padding: 16px 14px;
  width: min(460px, calc(100% - 10px));
  background: rgba(255, 255, 255, 0.78);
}

.msg {
  border-radius: 16px;
  padding: 10px 40px 10px 12px;
  max-width: 80%;
  min-width: 0;
  animation: msg-in 0.28s ease;
  box-shadow: 0 6px 12px rgba(18, 37, 61, 0.06);
  position: relative;
}

.msg.system {
  align-self: center;
  max-width: min(88%, 520px);
  background: rgba(255, 255, 255, 0.92);
  color: #50647f;
  border: 1px solid #dbe5f1;
  border-radius: 999px;
  padding: 8px 34px 8px 12px;
}

.msg.incoming {
  background: #ffffff;
  border: 1px solid #dceaf5;
  align-self: flex-start;
  border-top-left-radius: 8px;
}

.msg.outgoing {
  background: #dcf8c6;
  border: 1px solid #bde9a1;
  align-self: flex-end;
  border-top-right-radius: 8px;
}

.msg-head {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 2px;
}

.msg-head strong {
  color: var(--ink);
  font-size: 13px;
}

.msg-head time {
  margin-left: auto;
}

.msg p {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.5;
  font-size: 14px;
}

.audio-message {
  width: min(260px, 100%);
  border: 0;
  border-radius: 12px;
  padding: 8px 10px;
  margin-top: 2px;
  background: rgba(8, 27, 52, 0.08);
  color: #143556;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.msg.outgoing .audio-message {
  background: rgba(57, 139, 18, 0.14);
}

.audio-message:hover {
  filter: brightness(0.98);
}

.audio-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  background: rgba(20, 53, 86, 0.14);
  font-size: 12px;
  font-weight: 700;
}

.audio-waves {
  flex: 1;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.audio-waves i {
  width: 3px;
  border-radius: 999px;
  background: #1887ff;
  display: block;
  transform-origin: center bottom;
}

.audio-waves i:nth-child(1) {
  height: 9px;
}

.audio-waves i:nth-child(2) {
  height: 15px;
}

.audio-waves i:nth-child(3) {
  height: 11px;
}

.audio-waves i:nth-child(4) {
  height: 13px;
  background: #13bca8;
}

.audio-message.playing .audio-waves i {
  animation: audio-wave 0.75s ease-in-out infinite alternate;
}

.audio-message.playing .audio-waves i:nth-child(2) {
  animation-delay: 0.08s;
}

.audio-message.playing .audio-waves i:nth-child(3) {
  animation-delay: 0.16s;
}

.audio-message.playing .audio-waves i:nth-child(4) {
  animation-delay: 0.24s;
}

.audio-duration {
  color: #4d6684;
  font-size: 12px;
  font-weight: 700;
}

.msg-actions {
  margin-top: 0;
  display: flex;
  justify-content: flex-end;
  position: absolute;
  top: 8px;
  right: 8px;
}

.btn-copy {
  background: rgba(19, 35, 58, 0.08);
  color: #2f4769;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  line-height: 1.2;
  min-height: 22px;
  box-shadow: none;
}

@media (hover: hover) and (pointer: fine) {
  .msg .msg-actions {
    opacity: 0;
    transition: opacity 0.16s ease;
  }

  .msg:hover .msg-actions {
    opacity: 1;
  }
}

.composer {
  border-top: 1px solid var(--card-border);
  padding: 10px 12px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: inset 0 1px 0 rgba(19, 35, 58, 0.06);
}

.composer.audio-mode {
  grid-template-columns: auto 1fr;
}

.composer-input-wrap {
  border: 1px solid rgba(19, 35, 58, 0.18);
  border-radius: 15px;
  background: #fff;
  padding: 6px 10px;
}

.btn-input-switch {
  min-width: 56px;
  min-height: 38px;
  border-radius: 12px;
  padding: 0 12px;
  align-self: stretch;
}

.btn-input-switch.active {
  background: #dff4ff;
  color: #145184;
}

.hold-to-talk {
  border: 1px solid rgba(19, 35, 58, 0.16);
  border-radius: 15px;
  min-height: 42px;
  background: #f6fbff;
  color: #1a426b;
  font-size: 14px;
  font-weight: 700;
}

.hold-to-talk.recording {
  background: rgba(21, 132, 255, 0.14);
  border-color: rgba(21, 132, 255, 0.36);
  color: #0e4d84;
}

.hold-to-talk.cancel {
  background: rgba(216, 56, 99, 0.14);
  border-color: rgba(216, 56, 99, 0.34);
  color: #8f1534;
}

.composer textarea {
  width: 100%;
  resize: none;
  border: 0;
  box-shadow: none;
  padding: 4px 2px;
  min-height: 36px;
  max-height: 120px;
  overflow: auto;
  line-height: 1.45;
}

.composer textarea:focus {
  border: 0;
  box-shadow: none;
}

.btn-send {
  min-width: 78px;
  border-radius: 14px;
  align-self: stretch;
}

.side-card {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  min-height: 0;
  overflow: auto;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
}

input,
textarea,
select {
  border: 1px solid var(--card-border);
  border-radius: 11px;
  padding: 10px 11px;
  font: inherit;
  color: var(--ink);
  outline: none;
  background: #fff;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.advanced {
  border: 1px dashed rgba(19, 35, 58, 0.2);
  border-radius: 12px;
  padding: 9px 10px;
  background: rgba(239, 247, 255, 0.7);
}

.advanced summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  color: #2f4769;
}

.advanced .field {
  margin-top: 10px;
}

.inline-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.server-list-row select {
  width: 100%;
}

.server-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
}

.btn-mode {
  background: #edf3f8;
  color: var(--muted);
}

.btn-mode.active {
  background: linear-gradient(130deg, var(--brand), var(--brand-strong));
  color: #fff;
}

.btn-sm {
  padding: 6px 9px;
  font-size: 12px;
}

.btn-disconnect {
  width: 100%;
  justify-content: center;
}

.copy-notice {
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
}

.readonly-text {
  background: #f8fbff;
  font-size: 12px;
}

.meta {
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--card-border);
  padding-top: 12px;
}

.meta p {
  margin: 0;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}

.meta span {
  color: var(--muted);
  font-size: 13px;
}

.meta strong {
  font-size: 13px;
  word-break: break-all;
  text-align: right;
  max-width: 70%;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.toggle-row input {
  width: 16px;
  height: 16px;
}

.mobile-only,
.mobile-nav {
  display: none;
}

.message-list::-webkit-scrollbar,
.side-card::-webkit-scrollbar {
  width: 10px;
}

.message-list::-webkit-scrollbar-thumb,
.side-card::-webkit-scrollbar-thumb {
  background: rgba(92, 116, 142, 0.28);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.message-list::-webkit-scrollbar-track,
.side-card::-webkit-scrollbar-track {
  background: transparent;
}

.settings-head {
  align-items: center;
  justify-content: space-between;
}

@keyframes page-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes msg-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes audio-wave {
  from {
    transform: scaleY(0.62);
  }
  to {
    transform: scaleY(1.12);
  }
}

@media (max-width: 980px) {
  html,
  body,
  #root {
    overflow: hidden;
  }

  .page {
    width: 100%;
    height: var(--vv-height);
    margin: 0;
    border-radius: 0;
    position: fixed;
    top: var(--vv-offset-top);
    left: 0;
    right: 0;
  }

  .hero {
    display: none;
  }

  .layout {
    display: block;
    position: relative;
    flex: 1;
    min-height: 0;
  }

  .layout.mobile-chat .side-card {
    display: none;
  }

  .layout.mobile-settings .chat-card {
    display: none;
  }

  .layout.mobile-chat .chat-card {
    padding-top: calc(env(safe-area-inset-top) + 54px);
  }

  .chat-card,
  .side-card {
    height: 100%;
    border-radius: 0;
    box-shadow: none;
    border-left: 0;
    border-right: 0;
  }

  .side-card {
    padding: 12px 12px 76px;
    gap: 12px;
  }

  .chat-head {
    display: none;
  }

  .chat-mode-strip.mobile-only {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: calc(env(safe-area-inset-top) + 7px) 10px 7px;
    border-bottom: 1px solid rgba(19, 35, 58, 0.1);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(8px);
    align-items: center;
    position: fixed;
    top: var(--vv-offset-top);
    left: 0;
    right: 0;
    z-index: 26;
  }

  .chat-mode-left {
    display: flex;
    gap: 6px;
    align-items: center;
    background: #edf3f8;
    border-radius: 14px;
    padding: 3px;
  }

  .mode-strip-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    min-height: 28px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 10px;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(130deg, var(--brand), #14b8a6);
    flex: 0 0 28px;
  }

  .chat-mode-strip .btn-mode {
    padding: 6px 9px;
    font-size: 11px;
    line-height: 1.2;
    border-radius: 11px;
    min-width: 56px;
    flex: 0 0 auto;
    background: transparent;
    color: #5f7084;
    box-shadow: none;
  }

  .chat-mode-strip .btn-mode.active {
    background: #ffffff;
    color: #0a5a55;
    box-shadow: 0 2px 8px rgba(18, 37, 61, 0.12);
  }

  .chat-mode-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .mobile-conn-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    min-height: 30px;
    padding: 0 11px;
    border-radius: 11px;
    background: #f7fafc;
    color: #5f7084;
    font-size: 10px;
    font-weight: 800;
    border: 1px solid rgba(19, 35, 58, 0.12);
    white-space: nowrap;
    min-width: 94px;
    box-shadow: none;
  }

  .mobile-conn-btn .dot {
    width: 7px;
    height: 7px;
    background: #8da0b5;
  }

  .mobile-conn-btn.ok .dot {
    background: #0f766e;
  }

  .mobile-conn-btn.bad .dot {
    background: #be123c;
  }

  .mobile-conn-btn.loading .dot {
    background: #ea580c;
  }

  .mobile-conn-btn.ok {
    color: #0a5a55;
    background: rgba(15, 118, 110, 0.1);
    border-color: rgba(15, 118, 110, 0.28);
  }

  .mobile-conn-btn.bad {
    color: #9f1239;
    background: rgba(190, 18, 60, 0.08);
    border-color: rgba(190, 18, 60, 0.22);
  }

  .mobile-conn-btn.loading {
    color: #9a5800;
    background: rgba(234, 88, 12, 0.1);
    border-color: rgba(234, 88, 12, 0.24);
  }

  .mobile-conn-btn.actionable {
    color: #0a5a55;
    background: rgba(15, 118, 110, 0.14);
    border-color: rgba(15, 118, 110, 0.32);
    cursor: pointer;
  }

  .chat-target-box.mobile-only {
    display: block;
    padding: 8px 12px;
    border-bottom: 1px solid var(--card-border);
    background: rgba(255, 255, 255, 0.92);
  }

  .chat-target-box textarea {
    width: 100%;
    min-height: 64px;
  }

  .message-list {
    padding: 10px 10px calc(8px + 92px + env(safe-area-inset-bottom));
    scroll-padding-bottom: calc(92px + env(safe-area-inset-bottom));
  }

  .composer {
    position: sticky;
    bottom: 56px;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    padding: 6px 8px;
    gap: 6px;
    background: rgba(247, 250, 253, 0.98);
    border-top: 1px solid rgba(19, 35, 58, 0.08);
  }

  .composer.audio-mode {
    grid-template-columns: auto 1fr;
  }

  .btn-send {
    width: auto;
    min-width: 56px;
    min-height: 34px;
    border-radius: 17px;
    align-self: center;
    padding: 0 12px;
    font-size: 12px;
  }

  .composer-input-wrap {
    border-radius: 22px;
    min-height: 40px;
    display: flex;
    align-items: center;
    padding: 6px 12px;
  }

  .btn-input-switch {
    min-width: 52px;
    min-height: 38px;
    border-radius: 19px;
    font-size: 12px;
    padding: 0 10px;
  }

  .hold-to-talk {
    min-height: 40px;
    border-radius: 20px;
    font-size: 13px;
  }

  .composer textarea {
    min-height: 20px;
    max-height: 88px;
    padding: 0;
    font-size: 16px;
    line-height: 1.35;
  }

  .mobile-only {
    display: inline-flex;
  }

  .desktop-only {
    display: none !important;
  }

  .settings-head.mobile-only {
    display: flex;
  }

  .mobile-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: 54px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid var(--card-border);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    z-index: 20;
    box-shadow: 0 -8px 18px rgba(21, 39, 64, 0.08);
  }

  .mobile-nav-btn {
    border: 0;
    background: transparent;
    font: inherit;
    color: #607086;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1px;
    padding: 3px 6px;
  }

  .mobile-nav-btn.active {
    color: #0a5a55;
    background: rgba(15, 118, 110, 0.12);
  }

  .mobile-nav-icon {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .mobile-nav-label {
    font-size: 10px;
    font-weight: 700;
    line-height: 1.1;
  }
}

@media (max-width: 640px) {
  .msg {
    max-width: 88%;
    padding-right: 38px;
  }

  .btn-copy {
    font-size: 10px;
    min-height: 20px;
    padding: 2px 7px;
  }
}