:root {
  --bg: #07100f;
  --panel: rgba(14, 28, 26, 0.86);
  --panel-strong: #10201d;
  --line: rgba(151, 189, 179, 0.18);
  --line-strong: rgba(151, 189, 179, 0.34);
  --text: #f1f7f4;
  --muted: #91a8a1;
  --accent: #43e6a2;
  --accent-strong: #18bd7b;
  --accent-ink: #04100c;
  --danger: #ff7d7d;
  --warning: #f4c66b;
  --radius: 18px;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% 12%, rgba(32, 148, 108, 0.15), transparent 34rem),
    linear-gradient(145deg, #07100f 0%, #091311 48%, #07100f 100%);
  font-size: 16px;
  line-height: 1.6;
}

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.14;
  pointer-events: none;
}

.ambient-one {
  top: -7rem;
  right: 8%;
  background: #35f2b0;
}

.ambient-two {
  bottom: -10rem;
  left: 12%;
  background: #178967;
}

.shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 42px 0 64px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

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

h1 {
  margin-bottom: 0;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

h2 {
  margin: 0;
  font-size: 1.25rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.service-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #b7cac4;
  font-size: 0.875rem;
}

.service-status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.dashboard {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 18px;
  padding-top: 24px;
}

.panel {
  position: relative;
  min-width: 0;
  padding: clamp(22px, 4vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(17, 35, 31, 0.94), rgba(10, 22, 20, 0.9));
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 38%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.claim-panel {
  grid-column: 1 / -1;
}

.claim-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.78fr) minmax(300px, 1.22fr);
  gap: 18px;
}

.claim-intro,
.claim-progress,
.claim-result {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 14, 12, 0.38);
}

.claim-intro h3 {
  margin-bottom: 8px;
}

.claim-intro > p:not(.privacy-note) {
  margin-bottom: 20px;
  color: var(--muted);
}

.privacy-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.claim-status-line {
  display: flex;
  align-items: center;
  gap: 14px;
}

.claim-status-line div {
  display: grid;
}

.claim-status-line span:not(.spinner),
.claim-result-head span {
  color: var(--muted);
  font-size: 0.78rem;
}

.claim-status-line strong {
  font-size: 1rem;
}

.spinner {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
  border: 3px solid rgba(67, 230, 162, 0.18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 900ms linear infinite;
}

.claim-authorize {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.claim-authorize img {
  width: 132px;
  height: 132px;
  padding: 7px;
  border-radius: 12px;
  background: #fff;
  object-fit: contain;
}

.claim-open-link {
  width: auto;
  text-align: center;
  justify-content: center;
}

.claim-authorize p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.claim-progress > .button-ghost {
  margin-top: 18px;
}

.claim-result {
  grid-column: 1 / -1;
  border-color: rgba(67, 230, 162, 0.25);
}

.claim-result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.claim-result-head h3 {
  margin: 4px 0 0;
}

.claim-result-head > strong {
  color: var(--accent);
  font-size: 1.25rem;
}

.claim-result > p {
  margin: 12px 0 0;
  color: var(--muted);
}

.coupon-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.coupon-list li {
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(67, 230, 162, 0.04);
}

.coupon-list li div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.coupon-list li span {
  color: var(--accent);
  white-space: nowrap;
}

.coupon-list li small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.panel-heading > div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-index {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
}

.save-state,
.badge,
.result-state {
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
}

.badge {
  border-color: rgba(67, 230, 162, 0.28);
  color: var(--accent);
  background: rgba(67, 230, 162, 0.07);
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 14, 12, 0.38);
}

.setting-copy label,
.field-block label {
  display: block;
  margin-bottom: 5px;
  font-weight: 750;
}

.setting-copy p {
  max-width: 32rem;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.switch {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
  min-width: 94px;
  padding: 7px 11px 7px 7px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--muted);
  background: #091411;
  cursor: pointer;
}

.switch span {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #50645e;
  transition: 180ms ease;
}

.switch b {
  font-size: 0.82rem;
}

.switch[aria-checked="true"] {
  color: var(--accent);
  border-color: rgba(67, 230, 162, 0.4);
  background: rgba(67, 230, 162, 0.08);
}

.switch[aria-checked="true"] span {
  background: var(--accent);
  box-shadow: 0 0 18px rgba(67, 230, 162, 0.45);
}

.field-block {
  margin-bottom: 20px;
}

textarea,
input {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  outline: none;
  color: var(--text);
  background: rgba(4, 12, 10, 0.72);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

textarea {
  min-height: 112px;
  padding: 14px 15px;
  resize: vertical;
  font-family: "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
  font-size: 0.875rem;
  line-height: 1.7;
}

input {
  height: 46px;
  padding: 0 14px;
}

textarea:focus,
input:focus {
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 3px rgba(67, 230, 162, 0.1);
}

.field-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.78rem;
}

code {
  color: var(--accent);
}

.button {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 11px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 150ms ease, opacity 150ms ease, border-color 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: wait;
  opacity: 0.55;
  transform: none;
}

.button-primary {
  color: var(--accent-ink);
  background: linear-gradient(135deg, #55efae, #27cd89);
  box-shadow: 0 12px 30px rgba(39, 205, 137, 0.16);
}

.button-secondary {
  width: 100%;
  color: var(--text);
  border-color: rgba(67, 230, 162, 0.35);
  background: rgba(67, 230, 162, 0.1);
}

.button-ghost {
  min-height: 38px;
  padding: 0 13px;
  color: var(--muted);
  border-color: var(--line);
  background: transparent;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: 265px;
  margin-top: 20px;
  border: 1px dashed var(--line-strong);
  border-radius: 14px;
  text-align: center;
}

.empty-state p {
  max-width: 18rem;
  margin: -42px auto 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.empty-mark {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  border: 1px solid rgba(67, 230, 162, 0.28);
  border-radius: 50%;
  color: var(--accent);
  background: rgba(67, 230, 162, 0.06);
  font: 800 0.85rem/1 "SFMono-Regular", Consolas, monospace;
}

.result-card {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid rgba(67, 230, 162, 0.22);
  border-radius: 14px;
  background: rgba(5, 15, 12, 0.55);
}

.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.result-label {
  color: var(--muted);
  font-size: 0.78rem;
}

.result-header h3 {
  margin: 4px 0 0;
  font-size: 1.08rem;
}

.result-state {
  color: var(--accent);
  border-color: rgba(67, 230, 162, 0.28);
}

dl {
  margin: 16px 0;
}

dl div {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  padding: 8px 0;
}

dt {
  color: var(--muted);
  font-size: 0.875rem;
}

dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.result-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(67, 230, 162, 0.3);
  border-radius: 9px;
  color: var(--accent);
  text-decoration: none;
  background: rgba(67, 230, 162, 0.07);
}

.reply-preview {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.reply-preview > span {
  color: var(--muted);
  font-size: 0.78rem;
}

pre {
  margin: 8px 0 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: #d7e9e3;
  font: 0.875rem/1.7 "SFMono-Regular", Consolas, "Microsoft YaHei", monospace;
}

.login-view {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 10, 9, 0.84);
  backdrop-filter: blur(18px);
}

.login-card {
  width: min(420px, 100%);
  padding: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: #0d1d1a;
  box-shadow: 0 28px 100px rgba(0, 0, 0, 0.5);
}

.login-card h2 {
  margin-bottom: 8px;
  font-size: 1.6rem;
}

.login-card > p:not(.eyebrow):not(.form-error) {
  margin-bottom: 24px;
  color: var(--muted);
}

.login-card label {
  display: block;
  margin-bottom: 7px;
  font-weight: 700;
}

.login-card .button {
  width: 100%;
  margin-top: 14px;
}

.form-error {
  min-height: 24px;
  margin: 10px 0 0;
  color: var(--danger);
  font-size: 0.875rem;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 20;
  max-width: min(380px, calc(100% - 48px));
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--text);
  background: #12251f;
  box-shadow: 0 16px 60px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: 180ms ease;
}

.toast.visible {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  border-color: rgba(255, 125, 125, 0.45);
  color: #ffd3d3;
}

[hidden] {
  display: none !important;
}

@media (max-width: 860px) {
  .dashboard {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
  }

  .claim-layout {
    grid-template-columns: 1fr;
  }

  .claim-result {
    grid-column: auto;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 24px, 1180px);
    padding-top: 24px;
  }

  .topbar,
  .setting-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .panel {
    padding: 20px;
  }

  .field-meta {
    flex-direction: column;
  }

  .claim-authorize,
  .coupon-list {
    grid-template-columns: 1fr;
  }

  .claim-authorize img {
    width: min(180px, 100%);
    height: auto;
    aspect-ratio: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}