:root {
  --panel-bg: rgba(6, 24, 42, 0.78);
  --panel-border: rgba(112, 228, 255, 0.4);
  --text-main: #e7f9ff;
  --text-soft: #91bbcf;
  --accent-a: #79ffe1;
  --accent-b: #5dbfff;
}

.chat-page {
  min-height: 100vh;
  margin: 0;
  color: var(--text-main);
  background:
    radial-gradient(circle at 15% 18%, rgba(77, 161, 255, 0.16), transparent 34%),
    radial-gradient(circle at 85% 12%, rgba(120, 102, 255, 0.2), transparent 36%),
    linear-gradient(160deg, #020913, #07162a 46%, #030711);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

.chat-wrap {
  width: min(980px, 92vw);
  margin: 3.2rem auto;
}

.chat-hero {
  margin-bottom: 0.9rem;
}

.chat-hero h1 {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  letter-spacing: 0.07em;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
}

.chat-hero p {
  margin: 0.38rem 0 0;
  color: var(--text-soft);
}

.chat-panel {
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: var(--panel-bg);
  box-shadow: inset 0 0 24px rgba(112, 255, 240, 0.08), 0 18px 40px rgba(0, 0, 0, 0.35);
  padding: 1rem;
}

.auth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 1rem;
}

.auth-card {
  border: 1px solid rgba(124, 222, 255, 0.35);
  border-radius: 14px;
  padding: 0.95rem;
  background: rgba(5, 21, 35, 0.6);
}

.auth-card h2 {
  margin: 0 0 0.65rem;
  font-family: "Orbitron", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.06em;
}

.field {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.62rem;
}

.field label {
  color: var(--text-soft);
  font-size: 0.85rem;
}

.field input {
  border: 1px solid rgba(124, 222, 255, 0.45);
  border-radius: 12px;
  background: rgba(4, 15, 25, 0.8);
  color: var(--text-main);
  padding: 0.62rem 0.75rem;
  outline: none;
}

.field input:focus {
  border-color: rgba(121, 255, 225, 0.95);
  box-shadow: 0 0 0 3px rgba(93, 184, 255, 0.22);
}

.btn-primary {
  border: 1px solid rgba(105, 255, 221, 0.56);
  color: #06151f;
  background: linear-gradient(100deg, var(--accent-a), var(--accent-b));
  padding: 0.62rem 0.95rem;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
}

.btn-ghost {
  border: 1px solid rgba(124, 222, 255, 0.45);
  background: rgba(29, 79, 112, 0.3);
  color: #d8f6ff;
  border-radius: 999px;
  padding: 0.56rem 0.88rem;
  cursor: pointer;
}

.status-line {
  margin-top: 0.85rem;
  min-height: 1.3rem;
  color: #8de2ff;
}

.status-line.error {
  color: #ff8ea3;
}

.chat-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.chat-top h2 {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: 1.1rem;
}

.presence-box {
  margin-top: 0.78rem;
  border: 1px solid rgba(124, 222, 255, 0.3);
  border-radius: 12px;
  background: rgba(4, 15, 25, 0.72);
  padding: 0.62rem 0.7rem;
}

.presence-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.presence-note {
  color: var(--text-soft);
  font-size: 0.82rem;
}

.presence-list {
  margin-top: 0.55rem;
  min-height: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.presence-item {
  border: 1px solid rgba(124, 222, 255, 0.42);
  border-radius: 999px;
  padding: 0.2rem 0.58rem;
  background: rgba(20, 56, 82, 0.5);
  color: #d9f5ff;
  font-size: 0.78rem;
  font-family: Consolas, "Courier New", monospace;
}

.presence-item.self {
  border-color: rgba(121, 255, 225, 0.85);
  color: #82ffe1;
  background: rgba(53, 192, 168, 0.22);
}

.presence-empty {
  color: var(--text-soft);
  font-size: 0.84rem;
}

.chat-list {
  margin-top: 0.8rem;
  border: 1px solid rgba(124, 222, 255, 0.34);
  border-radius: 14px;
  background: rgba(3, 12, 23, 0.74);
  padding: 0.7rem;
  height: 440px;
  overflow: auto;
  display: grid;
  gap: 0.55rem;
}

.msg {
  border: 1px solid rgba(116, 219, 255, 0.24);
  border-radius: 12px;
  background: rgba(20, 56, 82, 0.34);
  padding: 0.5rem 0.62rem;
}

.msg-head {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  color: #9dd6ea;
  font-size: 0.8rem;
}

.msg-body {
  margin-top: 0.25rem;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.chat-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.65rem;
  margin-top: 0.78rem;
}

.chat-form input {
  border: 1px solid rgba(124, 222, 255, 0.45);
  border-radius: 999px;
  background: rgba(4, 15, 25, 0.8);
  color: var(--text-main);
  padding: 0.62rem 0.85rem;
  outline: none;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.65rem;
}

.admin-stat {
  border: 1px solid rgba(124, 222, 255, 0.35);
  border-radius: 12px;
  background: rgba(6, 22, 36, 0.64);
  padding: 0.72rem;
}

.admin-stat p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.admin-stat strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.32rem;
  font-family: "Orbitron", sans-serif;
  color: #dbf9ff;
}

.admin-gen-grid {
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  align-items: end;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.34rem;
}

.admin-actions .btn-ghost,
.admin-actions .btn-danger {
  padding: 0.3rem 0.6rem;
  font-size: 0.76rem;
}

.btn-danger {
  border: 1px solid rgba(255, 122, 147, 0.58);
  background: rgba(109, 16, 35, 0.42);
  color: #ffd9e2;
  border-radius: 999px;
  cursor: pointer;
}

.btn-danger:hover {
  background: rgba(141, 22, 46, 0.56);
}

.user-state {
  display: inline-flex;
  border-radius: 999px;
  font-size: 0.74rem;
  padding: 0.12rem 0.52rem;
  border: 1px solid rgba(124, 222, 255, 0.35);
}

.user-state.online {
  color: #8effcc;
  border-color: rgba(116, 255, 194, 0.45);
  background: rgba(31, 126, 92, 0.25);
}

.user-state.offline {
  color: #b8cfde;
  border-color: rgba(124, 180, 214, 0.35);
  background: rgba(18, 50, 72, 0.26);
}

.admin-table-wrap {
  width: 100%;
  overflow: auto;
  border: 1px solid rgba(124, 222, 255, 0.26);
  border-radius: 12px;
  background: rgba(5, 17, 31, 0.62);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid rgba(124, 222, 255, 0.18);
  text-align: left;
  padding: 0.54rem 0.58rem;
  vertical-align: top;
}

.admin-table th {
  color: #bdeeff;
  font-family: "Orbitron", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  background: rgba(9, 31, 52, 0.68);
}

.admin-table td {
  color: #d4f4ff;
}

.admin-table code {
  color: #98ffe7;
  font-family: Consolas, "Courier New", monospace;
}

@media (max-width: 760px) {
  .auth-grid {
    grid-template-columns: 1fr;
  }

  .chat-form {
    grid-template-columns: 1fr;
  }

  .admin-stats,
  .admin-gen-grid {
    grid-template-columns: 1fr;
  }
}