:root {
  --bg0: #e8f2f0;
  --bg1: #f4faf8;
  --ink: #102826;
  --ink-soft: #3d5c58;
  --line: rgba(16, 40, 38, 0.12);
  --panel: rgba(255, 255, 255, 0.82);
  --panel-solid: #ffffff;
  --brand: #0b3d3a;
  --accent: #0f766e;
  --accent-2: #c45c26;
  --ok: #0f766e;
  --err: #b42318;
  --warn: #9a6700;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", "PingFang SC", "Noto Sans SC", sans-serif;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 61, 58, 0.08);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15, 118, 110, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(196, 92, 38, 0.12), transparent 50%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 40%, #eef6f4);
  -webkit-font-smoothing: antialiased;
}

button,
input,
select,
textarea {
  font: inherit;
}

.app {
  width: min(720px, 100%);
  margin: 0 auto;
  min-height: 100dvh;
  padding: 16px 14px calc(88px + var(--safe-bottom));
}

.top {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
  animation: rise 0.45s ease both;
}

.brand-block {
  padding: 4px 2px;
}

.brand {
  margin: 0;
  font-size: clamp(1.85rem, 7vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--brand);
  line-height: 1.05;
}

.brand-sub {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.token-block {
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  box-shadow: var(--shadow);
}

.token-block label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.token-row {
  display: flex;
  gap: 8px;
}

.token-row input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 12px;
  background: var(--panel-solid);
  color: var(--ink);
}

.token-row input:focus,
.field select:focus,
.param-input:focus {
  outline: 2px solid rgba(15, 118, 110, 0.35);
  border-color: var(--accent);
}

.ghost-btn {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink-soft);
  border-radius: 10px;
  padding: 0 12px;
  white-space: nowrap;
  cursor: pointer;
}

.ghost-btn:active {
  transform: scale(0.98);
}

.main {
  display: grid;
  gap: 12px;
}

.panel {
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
  animation: rise 0.5s ease both;
}

.panel:nth-child(2) {
  animation-delay: 0.05s;
}

.panel:nth-child(3) {
  animation-delay: 0.1s;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.panel-title {
  margin: 0 0 10px;
  font-size: 0.95rem;
  font-weight: 650;
}

.panel-head .panel-title {
  margin: 0;
}

.field {
  display: grid;
  gap: 6px;
}

.field-label {
  font-size: 0.8rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: var(--panel-solid);
  color: var(--ink);
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--ink-soft) 50%),
    linear-gradient(135deg, var(--ink-soft) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.endpoint-line {
  margin: 10px 0 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.endpoint-line code {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  word-break: break-all;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip {
  border: 1px solid var(--line);
  background: rgba(15, 118, 110, 0.06);
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.82rem;
  cursor: pointer;
}

.chip.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.params-form {
  display: grid;
  gap: 10px;
}

.param-item {
  display: grid;
  gap: 6px;
}

.param-name {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.param-name strong {
  font-family: var(--mono);
  font-size: 0.84rem;
  font-weight: 500;
}

.param-name span {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.param-desc {
  margin: 0;
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.4;
}

.param-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  background: var(--panel-solid);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.86rem;
}

.hint {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.result-meta {
  font-size: 0.78rem;
  color: var(--ink-soft);
  font-family: var(--mono);
}

.result-box {
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0f1f1e;
  color: #d7ebe8;
  padding: 12px;
  min-height: 140px;
  overflow: auto;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.result-box.idle {
  color: rgba(215, 235, 232, 0.55);
}

.result-box.is-loading {
  color: #9fd6cf;
}

.result-box.is-error {
  border-color: rgba(180, 35, 24, 0.45);
  color: #ffc9c2;
}

.result-box.is-ok {
  border-color: rgba(15, 118, 110, 0.35);
}

.result-summary {
  margin: 0 0 10px;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(15, 118, 110, 0.18);
  color: #9fd6cf;
}

.result-table-wrap {
  overflow: auto;
  margin-top: 8px;
  border-radius: 8px;
  border: 1px solid rgba(215, 235, 232, 0.12);
}

.result-table {
  border-collapse: collapse;
  width: max-content;
  min-width: 100%;
  font-size: 0.72rem;
}

.result-table th,
.result-table td {
  border-bottom: 1px solid rgba(215, 235, 232, 0.1);
  padding: 6px 8px;
  text-align: left;
  white-space: nowrap;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.result-table th {
  color: #9fd6cf;
  font-weight: 500;
  position: sticky;
  top: 0;
  background: #132826;
}

.action-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px calc(10px + var(--safe-bottom));
  background: linear-gradient(180deg, rgba(232, 242, 240, 0), rgba(232, 242, 240, 0.92) 30%, #e8f2f0);
  display: flex;
  justify-content: center;
  pointer-events: none;
}

.call-btn {
  pointer-events: auto;
  width: min(720px, calc(100% - 0px));
  border: none;
  border-radius: 14px;
  padding: 15px 18px;
  background: linear-gradient(135deg, #0b3d3a, #0f766e);
  color: #fff;
  font-weight: 650;
  font-size: 1rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(11, 61, 58, 0.28);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.call-btn:active {
  transform: translateY(1px) scale(0.99);
}

.call-btn:disabled {
  opacity: 0.65;
  cursor: wait;
}

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

@media (min-width: 768px) {
  .app {
    padding-top: 28px;
  }

  .top {
    grid-template-columns: 1.1fr 1fr;
    align-items: end;
  }
}