/* ─── Reset & tokens ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
button, input, select { font: inherit; }
button { border: 0; cursor: pointer; }

:root {
  --purple:     #635bff;
  --purple-dk:  #4f46e5;
  --purple-lt:  #ede9fe;
  --bg:         #f6f9fc;
  --surface:    #ffffff;
  --border:     #e3e8ee;
  --border-dk:  #c1c9d2;
  --ink:        #1a1f36;
  --ink-2:      #697386;
  --ink-3:      #8792a2;
  --green:      #15803d;
  --green-bg:   #dcfce7;
  --red:        #c0392b;
  --red-bg:     #fee2e2;
  --amber:      #b45309;
  --amber-bg:   #fef3c7;
  --sh-sm:      0 1px 3px rgba(50,50,93,.1), 0 1px 0 rgba(0,0,0,.06);
  --sh-md:      0 4px 16px rgba(50,50,93,.12), 0 2px 6px rgba(0,0,0,.06);
  --r:          8px;
  --r-lg:       12px;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* ─── App shell ─── */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ─── Header ─── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon { display: block; width: 30px; height: 30px; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.brand-sub {
  font-size: 11px;
  color: var(--ink-2);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ─── Guideline hover ─── */
.guideline-wrap { position: relative; }

.guideline-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  transition: background 120ms, color 120ms, border-color 120ms;
}

.guideline-btn:hover,
.guideline-btn:focus-visible {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--border-dk);
  outline: none;
}

.guideline-tooltip {
  position: absolute;
  top: 100%;
  right: 0;
  width: 264px;
  /* invisible bridge over the gap so hover doesn't break */
  padding-top: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 150ms ease, transform 150ms ease;
  z-index: 200;
}

/* inner box */
.guideline-tooltip::after {
  display: none; /* unused; real content is in children */
}

.guideline-wrap:hover .guideline-tooltip,
.guideline-wrap:focus-within .guideline-tooltip {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.tooltip-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-md);
  padding: 14px 16px;
}

.tooltip-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--ink-2);
  margin-bottom: 10px;
}

.tooltip-steps {
  list-style: none;
  padding: 0;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.tooltip-steps li {
  counter-increment: step;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--ink);
  line-height: 1.45;
}

.tooltip-steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--purple-lt);
  color: var(--purple-dk);
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ─── Chip ─── */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  background: var(--purple-lt);
  color: var(--purple-dk);
}

.chip-muted {
  background: rgba(103,114,132,.1);
  color: var(--ink-2);
}

/* ─── Body split ─── */
.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ─── Console pane (left) ─── */
.console-pane {
  width: 380px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  overflow-x: hidden;
}

.pane-inner {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.pane-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--ink-2);
}

/* ─── Stats strip ─── */
.stats-strip {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}

.stat {
  flex: 1;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.stat-sep { width: 1px; background: var(--border); }

.stat-key {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--ink-3);
}

.stat-val {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
}

.stat-sub { font-size: 11px; color: var(--ink-3); }

/* ─── Fields ─── */
.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.field-lbl {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.field-hint {
  font-size: 12px;
  color: var(--ink-2);
  line-height: 1.5;
}

.field-hint code {
  font-family: "SFMono-Regular", ui-monospace, Menlo, monospace;
  font-size: 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0 3px;
  border-radius: 3px;
}

/* ─── Reader status dot ─── */
.reader-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background 300ms, box-shadow 300ms;
}

.dot-idle    { background: var(--border-dk); }

.dot-online  {
  background: var(--green);
  box-shadow: 0 0 0 3px var(--green-bg);
  animation: pulse-green 2s ease-in-out infinite;
}

.dot-offline {
  background: var(--red);
  box-shadow: 0 0 0 3px var(--red-bg);
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 3px var(--green-bg); }
  50%       { box-shadow: 0 0 0 5px var(--green-bg); }
}

/* ─── Select ─── */
.select-wrap { position: relative; }

.select-wrap::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  border: 4px solid transparent;
  border-top: 5px solid var(--ink-2);
  border-bottom: 0;
  pointer-events: none;
}

.field-select {
  width: 100%;
  padding: 9px 36px 9px 11px;
  appearance: none;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  color: var(--ink);
  font-size: 14px;
  outline: none;
  transition: border-color 120ms, box-shadow 120ms;
}

.field-select:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(99,91,255,.16);
}

/* ─── Amount input ─── */
.amount-wrap {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color 120ms, box-shadow 120ms;
}

.amount-wrap:focus-within {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(99,91,255,.16);
}

.amount-ccy {
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: var(--bg);
  border-right: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  letter-spacing: .04em;
  user-select: none;
}

.amount-input {
  flex: 1;
  padding: 9px 11px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  outline: none;
}

.text-input,
.text-area {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  color: var(--ink);
  font-size: 14px;
  outline: none;
  transition: border-color 120ms, box-shadow 120ms;
}

.text-input:focus,
.text-area:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(99,91,255,.16);
}

.text-area {
  min-height: 88px;
  resize: vertical;
  line-height: 1.5;
}

/* ─── Action buttons ─── */
.actions {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.action-row {
  display: flex;
  gap: 7px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: var(--r);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  flex: 1;
  transition: background 120ms, border-color 120ms, box-shadow 120ms, transform 80ms;
}

.btn:active { transform: translateY(1px); }

.btn:disabled {
  opacity: .62;
  cursor: wait;
  box-shadow: none;
}

.btn-primary {
  background: var(--purple);
  color: #fff;
  border-color: var(--purple-dk);
  box-shadow: 0 1px 3px rgba(99,91,255,.4);
}
.btn-primary:hover {
  background: var(--purple-dk);
  box-shadow: 0 2px 8px rgba(99,91,255,.45);
}

.btn-outline {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border);
  box-shadow: var(--sh-sm);
}
.btn-outline:hover {
  background: var(--bg);
  border-color: var(--border-dk);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--bg);
  color: var(--ink);
}

.btn-danger {
  background: #fdf4f2;
  color: var(--red);
  border-color: #f5ccc7;
}
.btn-danger:hover {
  background: #fce8e5;
  border-color: #e9b0a9;
}

.btn-block { width: 100%; flex: none; }

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: rgba(0,0,0,.07);
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: 0;
}

.step-badge-inv    { background: rgba(255,255,255,.25); }
.step-badge-danger { background: rgba(192,57,43,.1); color: var(--red); }

/* ─── Info pane (right) ─── */
.info-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 20px;
  gap: 14px;
  background: var(--bg);
}

/* ─── Status card ─── */
.status-card {
  flex-shrink: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
  padding: 14px 18px;
}

.status-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(103,114,132,.1);
  color: var(--ink-2);
}

.s-idle     .status-pill { background: rgba(103,114,132,.1); color: var(--ink-2); }
.s-progress .status-pill { background: var(--amber-bg);      color: var(--amber); }
.s-ready    .status-pill { background: var(--purple-lt);     color: var(--purple-dk); }
.s-success  .status-pill { background: var(--green-bg);      color: var(--green); }
.s-error    .status-pill { background: var(--red-bg);        color: var(--red); }

.status-body {
  font-family: "SFMono-Regular", ui-monospace, Menlo, monospace;
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.65;
  word-break: break-all;
}

/* ─── Log card ─── */
.log-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
}

.log-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.log-stream {
  flex: 1;
  overflow-y: auto;
  overflow-x: auto;
  padding: 0;
}

.log-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.log-table th,
.log-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  text-align: left;
}

.log-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fafc;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--ink-3);
}

.log-table tbody tr:nth-child(even) {
  background: rgba(248,250,252,.75);
}

.log-table tbody tr {
  cursor: pointer;
}

.log-table tbody tr:hover {
  background: rgba(237,233,254,.45);
}

.log-table tbody tr:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: -2px;
  background: rgba(237,233,254,.65);
}

.log-time {
  width: 92px;
  white-space: nowrap;
  color: var(--ink-2);
  font-size: 12px;
}

.log-event {
  width: 180px;
  font-weight: 600;
  color: var(--ink);
  word-break: break-word;
}

.log-summary {
  width: auto;
  color: var(--ink-2);
  word-break: break-word;
}

.auth-gate {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at top, rgba(99,91,255,.18), transparent 30%),
    rgba(15,23,42,.58);
  backdrop-filter: blur(10px);
  z-index: 420;
}

.auth-gate.is-hidden {
  display: none;
}

.auth-card {
  width: min(460px, 100%);
  padding: 28px;
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(255,255,255,.65);
  border-radius: 22px;
  box-shadow: 0 28px 90px rgba(15,23,42,.28);
}

.auth-title {
  margin-top: 10px;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--ink);
}

.auth-copy {
  margin-top: 10px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.6;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-error {
  min-height: 20px;
  font-size: 12px;
  color: var(--red);
}

.auth-submit {
  width: 100%;
  margin-top: 4px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(26,31,54,.48);
  backdrop-filter: blur(6px);
  z-index: 300;
}

.modal-backdrop.is-hidden {
  display: none;
}

.modal-shell {
  width: min(920px, 100%);
  max-height: min(80vh, 760px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 30px 80px rgba(15,23,42,.24);
}

.modal-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  margin-top: 2px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.modal-meta {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

.modal-close {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-2);
  font-size: 24px;
  line-height: 1;
  transition: background 120ms, border-color 120ms, color 120ms;
}

.modal-close:hover,
.modal-close:focus-visible {
  background: var(--bg);
  border-color: var(--border-dk);
  color: var(--ink);
  outline: none;
}

.modal-body {
  overflow: auto;
  padding: 20px;
}

.modal-payload {
  margin: 0;
}

.modal-payload code {
  display: block;
  padding: 16px 18px;
  border-radius: 14px;
  background: #f8fafc;
  border: 1px solid var(--border);
  color: #334155;
  font-family: "SFMono-Regular", ui-monospace, monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}