:root {
  color-scheme: dark;
  --background: #06101d;
  --panel: rgba(13, 27, 44, 0.88);
  --panel-strong: #101f31;
  --panel-soft: rgba(20, 38, 59, 0.7);
  --border: rgba(144, 180, 211, 0.16);
  --border-strong: rgba(111, 233, 199, 0.34);
  --text: #f5f8fb;
  --muted: #91a4b8;
  --accent: #66edc4;
  --accent-strong: #30d7a8;
  --blue: #6ba8ff;
  --danger: #ff7b8b;
  --warning: #ffc66d;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  font-family: Inter, "Segoe UI", "Microsoft YaHei UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 10%, rgba(52, 128, 183, 0.18), transparent 34rem),
    radial-gradient(circle at 80% 0%, rgba(38, 208, 161, 0.1), transparent 28rem),
    linear-gradient(145deg, #050b14 0%, var(--background) 48%, #081422 100%);
}

button,
input,
select {
  font: inherit;
}

button {
  color: inherit;
}

.hidden {
  display: none !important;
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 24rem;
  height: 24rem;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.12;
  pointer-events: none;
}

.ambient-one {
  top: 18%;
  left: -12rem;
  background: #218aff;
}

.ambient-two {
  right: -10rem;
  bottom: 4%;
  background: #28d9a4;
}

.login-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 2rem;
}

.login-card {
  width: min(100%, 29rem);
  padding: 2.5rem;
  border: 1px solid var(--border);
  border-radius: 1.6rem;
  background: linear-gradient(150deg, rgba(18, 37, 58, 0.98), rgba(9, 21, 35, 0.96));
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.brand-mark {
  display: flex;
  width: 3.1rem;
  height: 3.1rem;
  align-items: flex-end;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.65rem;
  margin-bottom: 1.7rem;
  border: 1px solid var(--border-strong);
  border-radius: 0.9rem;
  background: rgba(102, 237, 196, 0.08);
}

.brand-mark span {
  width: 0.35rem;
  border-radius: 99px;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(102, 237, 196, 0.6);
}

.brand-mark span:nth-child(1) {
  height: 0.8rem;
}

.brand-mark span:nth-child(2) {
  height: 1.45rem;
}

.brand-mark span:nth-child(3) {
  height: 1.1rem;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 0.35rem;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 0.2rem;
  font-size: 1rem;
}

.login-copy,
.hero-card p,
.mapping-heading p {
  color: var(--muted);
  line-height: 1.7;
}

.login-form {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

label {
  display: grid;
  gap: 0.45rem;
}

label > span,
fieldset legend {
  color: #b9c8d7;
  font-size: 0.78rem;
  font-weight: 650;
}

input,
select {
  width: 100%;
  min-height: 2.8rem;
  padding: 0 0.85rem;
  border: 1px solid var(--border);
  border-radius: 0.72rem;
  outline: none;
  color: var(--text);
  background: rgba(4, 13, 23, 0.68);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

input:focus,
select:focus {
  border-color: rgba(102, 237, 196, 0.7);
  box-shadow: 0 0 0 3px rgba(102, 237, 196, 0.1);
}

.primary-button,
.ghost-button,
.small-button,
.remove-button,
.copy-address {
  border: 0;
  cursor: pointer;
}

.primary-button {
  min-height: 2.9rem;
  padding: 0.7rem 1.2rem;
  border-radius: 0.75rem;
  color: #042219;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 12px 28px rgba(48, 215, 168, 0.22);
  font-weight: 800;
}

button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.form-error {
  min-height: 1.2rem;
  margin: 0;
  color: var(--danger);
  font-size: 0.82rem;
}

.app-shell {
  width: min(100% - 2rem, 92rem);
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.topbar h1 {
  margin: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.ghost-button,
.small-button {
  min-height: 2.45rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 0.68rem;
  color: #d9e4ed;
  background: rgba(16, 31, 49, 0.76);
}

.ghost-button:hover,
.small-button:hover {
  border-color: var(--border-strong);
}

.status-badge {
  display: inline-flex;
  min-height: 2.45rem;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--muted);
  background: rgba(16, 31, 49, 0.76);
  font-size: 0.78rem;
  font-weight: 700;
}

.status-dot {
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 11px currentColor;
}

.status-online {
  color: var(--accent);
}

.status-error {
  color: var(--danger);
}

.status-loading {
  color: var(--warning);
}

.hero-card,
.panel,
.stat-card {
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: 0 18px 56px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
}

.hero-card {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem;
  border-radius: 1.2rem;
  background:
    linear-gradient(130deg, rgba(22, 50, 72, 0.95), rgba(8, 28, 39, 0.94)),
    var(--panel);
}

.hero-card h2 {
  margin-bottom: 0.5rem;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.05em;
}

.hero-card p {
  max-width: 44rem;
  margin-bottom: 0;
}

.hero-meta {
  display: grid;
  min-width: 15rem;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.hero-meta div {
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: rgba(5, 17, 28, 0.52);
}

.hero-meta span,
.hero-meta strong {
  display: block;
}

.hero-meta span {
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.68rem;
}

.hero-meta strong {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  margin: 0.9rem 0;
}

.stat-card {
  padding: 1.15rem;
  border-radius: 0.95rem;
}

.stat-card span,
.stat-card strong,
.stat-card small {
  display: block;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.stat-card strong {
  margin: 0.65rem 0 0.35rem;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 1.65rem;
}

.stat-card small {
  color: #6f8499;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(24rem, 0.9fr);
  gap: 0.9rem;
}

.panel {
  min-width: 0;
  padding: 1.35rem;
  border-radius: 1rem;
}

.panel-heading,
.mapping-heading,
.generator-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.panel-heading {
  margin-bottom: 1rem;
}

.panel-heading h2 {
  margin-bottom: 0;
}

.panel-note {
  color: var(--muted);
  font-size: 0.72rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

th,
td {
  padding: 0.78rem 0.65rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

th {
  color: #6f8499;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td code {
  color: #b7c8d7;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

.copy-address {
  padding: 0;
  color: var(--accent);
  background: transparent;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
}

.table-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.table-status::before {
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.table-status.online {
  color: var(--accent);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.mapping-heading {
  margin: 1.2rem 0 0.7rem;
}

.mapping-heading p {
  margin-bottom: 0;
  font-size: 0.75rem;
}

.mappings-list {
  display: grid;
  gap: 0.65rem;
}

.mapping-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: end;
  gap: 0.55rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  background: var(--panel-soft);
}

.mapping-name,
.mapping-row fieldset {
  grid-column: 1 / -1;
}

.mapping-row input,
.mapping-row select {
  min-height: 2.5rem;
  padding: 0 0.65rem;
  font-size: 0.78rem;
}

fieldset {
  display: flex;
  min-width: 0;
  min-height: 2.5rem;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
}

fieldset legend {
  padding: 0 0.2rem;
  font-size: 0.65rem;
}

.check-label {
  display: inline-flex;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.3rem;
  color: #b8c7d5;
  font-size: 0.7rem;
}

.check-label input {
  width: 0.9rem;
  min-height: auto;
}

.remove-button {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  margin-bottom: 0.25rem;
  border-radius: 0.55rem;
  color: var(--danger);
  background: rgba(255, 123, 139, 0.09);
  font-size: 1.2rem;
  grid-column: 2;
  justify-self: end;
}

.generator-footer {
  align-items: flex-end;
  margin-top: 1rem;
}

.generator-footer .form-error {
  flex: 1;
}

.proxies-panel {
  margin-top: 0.9rem;
}

.proxy-list {
  display: grid;
  gap: 0.55rem;
}

.proxy-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--panel-soft);
}

.proxy-item > div:first-child {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.protocol-tag {
  padding: 0.22rem 0.42rem;
  border-radius: 0.35rem;
  color: var(--blue);
  background: rgba(107, 168, 255, 0.1);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.64rem;
  font-weight: 800;
}

.proxy-metrics {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.empty-state {
  padding: 2rem;
  color: var(--muted);
  text-align: center;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 0 0;
  color: #60758a;
  font-size: 0.68rem;
}

@media (max-width: 1100px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 1rem, 92rem);
    padding-top: 1rem;
  }

  .topbar,
  .hero-card,
  .panel-heading,
  .generator-footer,
  .proxy-item,
  footer {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar-actions {
    flex-wrap: wrap;
  }

  .hero-meta,
  .field-grid {
    grid-template-columns: 1fr;
  }

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

  .proxy-metrics {
    flex-wrap: wrap;
  }
}

@media (max-width: 460px) {
  .login-shell {
    padding: 0.8rem;
  }

  .login-card {
    padding: 1.5rem;
  }

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

  .panel {
    padding: 1rem;
  }
}