/* Self-hosted Inter (variable weight). */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/inter-latin-wght-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('fonts/inter-latin-ext-wght-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ctrade UI design system — Material Design 3 structure, Mercor-style forms.
   Tokens first, then components, then the responsive app shell.
   Breakpoints (MD3 window classes): compact <600, medium 600–839,
   expanded 840–1199, large 1200+. */

:root {
  /* Color roles */
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --on-primary: #ffffff;
  --primary-container: #e0e7ff;
  --on-primary-container: #312e81;
  --surface: #ffffff;
  --surface-container-low: #f9fafb;
  --surface-container: #f3f4f6;
  --surface-container-high: #e5e7eb;
  --on-surface: #111827;
  --on-surface-variant: #64748b;
  --outline: #e5e7eb;
  --outline-strong: #d1d5db;
  --error: #dc2626;
  --error-container: #fee2e2;
  --success: #16a34a;
  --success-container: #dcfce7;
  --warning: #d97706;
  --warning-container: #fef3c7;
  --info-container: #e0e7ff;

  /* Type */
  --font: Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --display: 600 36px/40px var(--font);
  --headline: 600 24px/32px var(--font);
  --title: 600 18px/26px var(--font);
  --title-sm: 600 16px/24px var(--font);
  --body: 400 16px/24px var(--font);
  --body-sm: 400 14px/22px var(--font);
  --label: 500 14px/20px var(--font);
  --caption: 400 12px/16px var(--font);

  /* Shape & spacing */
  --r-sm: 6px;   /* inputs, buttons (Mercor) */
  --r-md: 12px;  /* cards */
  --r-lg: 16px;  /* dialogs, sheets */
  --r-full: 999px;
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-8: 32px; --space-10: 40px; --space-14: 56px;

  --shadow-1: 0 1px 2px rgba(17, 24, 39, 0.06), 0 1px 3px rgba(17, 24, 39, 0.08);
  --shadow-2: 0 4px 12px rgba(17, 24, 39, 0.10);
  --focus: 0 0 0 3px rgba(79, 70, 229, 0.25);

  --appbar-h: 56px;
  --bottomnav-h: 64px;
  --rail-w: 80px;
  --drawer-w: 256px;
  --content-max: 1080px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: var(--body);
  color: var(--on-surface);
  background: var(--surface-container-low);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p { margin: 0; }
h1 { font: var(--headline); letter-spacing: -0.01em; }
h2 { font: var(--title); }
h3 { font: var(--title-sm); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--on-surface-variant); }
.small { font: var(--body-sm); }
.caption { font: var(--caption); color: var(--on-surface-variant); }
.mono { font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; font-size: 13px; }
:focus-visible { outline: none; box-shadow: var(--focus); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

svg.icon { width: 24px; height: 24px; fill: currentColor; flex: none; vertical-align: middle; }
svg.icon.icon-sm { width: 20px; height: 20px; }
svg.icon.icon-xs { width: 18px; height: 18px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 44px; padding: 10px 16px;
  font: var(--label); font-size: 15px;
  border-radius: var(--r-sm); border: 1px solid transparent;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-filled { background: var(--primary); color: var(--on-primary); }
.btn-filled:hover { background: var(--primary-hover); }
.btn-tonal { background: var(--primary-container); color: var(--on-primary-container); }
.btn-tonal:hover { background: #c7d2fe; }
.btn-outlined { background: var(--surface); color: var(--on-surface); border-color: var(--outline-strong); }
.btn-outlined:hover { background: var(--surface-container-low); }
.btn-text { background: transparent; color: var(--primary); padding-inline: 8px; }
.btn-text:hover { background: var(--primary-container); }
.btn-danger { background: var(--surface); color: var(--error); border-color: var(--outline-strong); }
.btn-danger:hover { background: var(--error-container); }
.btn-block { width: 100%; }
.btn-sm { min-height: 36px; padding: 6px 12px; font-size: 14px; }
.btn-icon { width: 44px; height: 44px; padding: 0; border-radius: var(--r-full); background: transparent; color: var(--on-surface-variant); border: none; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.btn-icon:hover { background: var(--surface-container); }
.btn:disabled, .btn[aria-disabled='true'] { opacity: 0.5; cursor: not-allowed; }

/* FAB: compact screens only */
.fab {
  position: fixed; right: var(--space-4); bottom: calc(var(--bottomnav-h) + var(--space-4) + env(safe-area-inset-bottom));
  z-index: 20; display: inline-flex; align-items: center; gap: var(--space-2);
  height: 56px; padding: 0 20px 0 16px; border-radius: var(--r-lg);
  background: var(--primary); color: var(--on-primary); font: var(--label); font-size: 15px;
  box-shadow: var(--shadow-2); border: none; text-decoration: none;
}
.fab:hover { text-decoration: none; background: var(--primary-hover); }

/* ---------- Forms (Mercor-style: label above, quiet borders) ---------- */
.form { display: flex; flex-direction: column; gap: var(--space-5); }
.field { display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
.field > label { font: var(--label); color: #1f2937; }
.field > label .req, .field > label.required::after { color: var(--error); margin-left: 2px; }
.field > label.required::after { content: "*"; }
.input, .select, .textarea {
  width: 100%; min-height: 44px; padding: 10px 12px;
  font: var(--body); color: var(--on-surface);
  background: var(--surface); border: 1px solid var(--outline); border-radius: var(--r-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none; -webkit-appearance: none;
}
.input::placeholder, .textarea::placeholder { color: #9ca3af; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--outline-strong); }
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); box-shadow: var(--focus); outline: none; }
.textarea { min-height: 120px; resize: vertical; }
.select {
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
.field .help { font: var(--body-sm); color: var(--on-surface-variant); }
.field.is-error .input, .field.is-error .select { border-color: var(--error); }
.field .error { display: flex; align-items: center; gap: 6px; font: var(--body-sm); color: var(--error); }
.input-group { position: relative; }
.input-group .input { padding-right: 44px; }
.input-group .btn-icon { position: absolute; right: 2px; top: 50%; transform: translateY(-50%); width: 40px; height: 40px; }
.input-affix { display: flex; }
.input-affix .input { border-radius: var(--r-sm) 0 0 var(--r-sm); }
.input-affix .affix { display: flex; align-items: center; padding: 0 12px; border: 1px solid var(--outline); border-left: 0; border-radius: 0 var(--r-sm) var(--r-sm) 0; background: var(--surface-container-low); color: var(--on-surface-variant); font: var(--body-sm); white-space: nowrap; }

.row-2 { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 600px) { .row-2 { grid-template-columns: 1fr 1fr; } }

.check { display: flex; gap: var(--space-3); align-items: flex-start; cursor: pointer; }
.check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--primary); flex: none; }
.check .text { font: var(--body); }
.check .text .help { display: block; font: var(--body-sm); color: var(--on-surface-variant); }

/* Switch (MD3-like) */
.switch { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track { flex: none; width: 52px; height: 32px; border-radius: var(--r-full); background: var(--surface-container-high); border: 2px solid var(--outline-strong); position: relative; transition: background 0.15s, border-color 0.15s; }
.switch .track::after { content: ''; position: absolute; top: 6px; left: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--on-surface-variant); transition: transform 0.15s, background 0.15s, width 0.15s, height 0.15s, top 0.15s, left 0.15s; }
.switch input:checked + .track { background: var(--primary); border-color: var(--primary); }
.switch input:checked + .track::after { background: var(--on-primary); width: 24px; height: 24px; top: 2px; left: 2px; transform: translateX(20px); }
.switch input:focus-visible + .track { box-shadow: var(--focus); }

/* Chips for pair lists */
.chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.chip { display: inline-flex; align-items: center; gap: 4px; height: 32px; padding: 0 8px 0 12px; border-radius: var(--r-sm); border: 1px solid var(--outline-strong); background: var(--surface); font: var(--body-sm); }
.chip svg.icon { font-size: 18px; color: var(--on-surface-variant); }
.chip-add { border-style: dashed; color: var(--primary); padding-inline: 12px; cursor: pointer; }

/* Form section: description left, fields right on wide screens */
.form-section { display: grid; grid-template-columns: 1fr; gap: var(--space-4); padding: var(--space-6) 0; border-top: 1px solid var(--outline); }
.form-section:first-of-type { border-top: 0; padding-top: 0; }
.form-section .section-head h2 { margin-bottom: var(--space-1); }
.form-section .section-head p { font: var(--body-sm); color: var(--on-surface-variant); max-width: 40ch; }
@media (min-width: 840px) { .form-section { grid-template-columns: 260px minmax(0, 1fr); gap: var(--space-8); } }

.form-actions { display: flex; flex-direction: column; gap: var(--space-3); padding-top: var(--space-2); }
@media (min-width: 600px) { .form-actions { flex-direction: row; justify-content: flex-end; } .form-actions .btn { min-width: 140px; } }
.form-footnote { font: var(--body-sm); color: var(--on-surface-variant); }

details.advanced { border: 1px solid var(--outline); border-radius: var(--r-md); background: var(--surface); }
details.advanced > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; font: var(--label); font-size: 15px; }
details.advanced > summary::-webkit-details-marker { display: none; }
details.advanced > summary svg.icon { transition: transform 0.15s; }
details.advanced[open] > summary svg.icon { transform: rotate(180deg); }
details.advanced .form { padding: 0 16px 16px; }

/* ---------- Cards, lists, status ---------- */
.card { background: var(--surface); border: 1px solid var(--outline); border-radius: var(--r-md); }
.card-pad { padding: var(--space-5); }
@media (min-width: 600px) { .card-pad { padding: var(--space-6); } }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--outline); }

.status { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: var(--r-full); font: var(--label); font-size: 13px; }
.status::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.status-running { background: var(--success-container); color: #166534; }
.status-stopped { background: var(--surface-container); color: #374151; }
.status-created { background: var(--info-container); color: var(--on-primary-container); }
.status-suspended { background: var(--warning-container); color: #92400e; }
.status-dry { background: var(--warning-container); color: #92400e; }

/* Data list: cards on compact, table on expanded */
.data-cards { display: grid; gap: var(--space-3); }
.data-card { display: grid; gap: var(--space-2); padding: var(--space-4); align-content: start; }
.data-card .actions { margin-top: auto; }
.data-card .top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.data-card .title { font: var(--title-sm); }
.data-card .meta { display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-4); font: var(--body-sm); color: var(--on-surface-variant); }
.data-card .actions { display: flex; gap: var(--space-2); padding-top: var(--space-1); }
.data-card .actions .btn { flex: 1; }
.table-card { display: none; overflow: hidden; }
.data-table { display: none; width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; font: var(--label); font-size: 13px; color: var(--on-surface-variant); padding: 12px 16px; border-bottom: 1px solid var(--outline); background: var(--surface-container-low); }
.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--outline); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table .actions { display: flex; gap: var(--space-2); justify-content: flex-end; }
@media (min-width: 840px) {
  .data-cards { display: none; }
  .table-card { display: block; }
  .data-table { display: table; }
}

.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
@media (min-width: 840px) { .stat-grid { grid-template-columns: repeat(4, 1fr); } }
.stat { padding: var(--space-4); }
.stat .k { font: var(--caption); color: var(--on-surface-variant); text-transform: none; }
.stat .v { font: var(--headline); margin-top: 2px; }
.stat .v.pos { color: var(--success); }
.stat .v.neg { color: var(--error); }

.empty { text-align: center; padding: var(--space-10) var(--space-5); color: var(--on-surface-variant); }
.empty svg.icon { font-size: 40px; color: var(--outline-strong); }
.empty h3 { color: var(--on-surface); margin: var(--space-3) 0 var(--space-1); }

.banner { display: flex; gap: var(--space-3); padding: var(--space-3) var(--space-4); border-radius: var(--r-sm); font: var(--body-sm); }
.banner-info { background: var(--info-container); color: var(--on-primary-container); }
.banner-warning { background: var(--warning-container); color: #92400e; }
.banner-error { background: var(--error-container); color: #991b1b; }
.banner svg.icon { font-size: 20px; flex: none; }

/* Log list for bot activity */
.log { list-style: none; margin: 0; padding: 0; }
.log li { display: grid; grid-template-columns: 76px 1fr; gap: var(--space-3); padding: 10px 0; border-bottom: 1px solid var(--outline); font: var(--body-sm); }
.log li:last-child { border-bottom: 0; }
.log time { color: var(--on-surface-variant); font-variant-numeric: tabular-nums; }
.log .lvl { display: inline-block; min-width: 44px; margin-right: 8px; font: var(--caption); font-weight: 600; color: var(--on-surface-variant); }
.log .lvl-warn { color: var(--warning); }
.log .lvl-error { color: var(--error); }

/* Stepper */
.stepper { display: flex; align-items: center; gap: var(--space-2); font: var(--body-sm); color: var(--on-surface-variant); }
.stepper .step { display: none; align-items: center; gap: 8px; }
.stepper .step .n { width: 24px; height: 24px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font: var(--caption); font-weight: 600; border: 1px solid var(--outline-strong); background: var(--surface); }
.stepper .step.done .n { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.stepper .step.active { color: var(--on-surface); font-weight: 500; }
.stepper .step.active .n { border-color: var(--primary); color: var(--primary); border-width: 2px; }
.stepper .sep { flex: 1; height: 1px; background: var(--outline); display: none; }
.stepper .compact { display: block; }
.progress { height: 4px; border-radius: 2px; background: var(--surface-container-high); overflow: hidden; margin-top: var(--space-2); }
.progress > span { display: block; height: 100%; background: var(--primary); }
@media (min-width: 600px) {
  .stepper .step, .stepper .sep { display: flex; }
  .stepper .compact, .progress { display: none; }
}

/* Review summary */
.summary { display: grid; gap: 0; }
.summary .row { display: grid; grid-template-columns: 1fr; gap: 2px; padding: 12px 0; border-bottom: 1px solid var(--outline); font: var(--body-sm); }
.summary .row:last-child { border-bottom: 0; }
.summary .row .k { color: var(--on-surface-variant); }
@media (min-width: 600px) { .summary .row { grid-template-columns: 200px 1fr; } }

/* Plan cards */
.plans { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 600px) { .plans { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); } }
.plan { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.plan.featured { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.plan .price { font: var(--display); }
.plan .price small { font: var(--body-sm); color: var(--on-surface-variant); }
.plan ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; font: var(--body-sm); }
.plan li { display: flex; gap: 8px; align-items: flex-start; }
.plan li svg.icon { font-size: 18px; color: var(--success); }

/* ---------- App shell ---------- */
.appbar {
  position: sticky; top: 0; z-index: 10; height: var(--appbar-h);
  display: flex; align-items: center; gap: var(--space-2); padding: 0 var(--space-2) 0 var(--space-4);
  background: var(--surface); border-bottom: 1px solid var(--outline);
}
.appbar .title { font: var(--title); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.appbar .brand { display: none; align-items: center; gap: 10px; font: var(--title); text-decoration: none; color: var(--on-surface); }
.logo { width: 28px; height: 28px; border-radius: 8px; background: var(--primary); display: inline-flex; align-items: center; justify-content: center; color: #fff; font: 700 14px/1 var(--font); }
.avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--primary-container); color: var(--on-primary-container); display: inline-flex; align-items: center; justify-content: center; font: 600 13px/1 var(--font); }

.nav { display: none; }
.nav a { display: flex; align-items: center; gap: 12px; color: var(--on-surface-variant); text-decoration: none; font: var(--label); border-radius: var(--r-full); }
.nav a:hover { background: var(--surface-container); text-decoration: none; color: var(--on-surface); }
.nav a[aria-current='page'] { background: var(--primary-container); color: var(--on-primary-container); }
.nav .group { display: none; }

.bottomnav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  height: calc(var(--bottomnav-h) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
  display: grid; grid-template-columns: repeat(5, 1fr);
  background: var(--surface); border-top: 1px solid var(--outline);
}
.bottomnav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: var(--on-surface-variant); text-decoration: none; font: var(--caption); font-weight: 500; }
.bottomnav a svg.icon { box-sizing: content-box; padding: 2px 16px; border-radius: var(--r-full); }
.bottomnav a[aria-current='page'] { color: var(--on-primary-container); }
.bottomnav a[aria-current='page'] svg.icon { background: var(--primary-container);  }

.page { padding: var(--space-4) var(--space-4) calc(var(--bottomnav-h) + var(--space-8) + env(safe-area-inset-bottom)); max-width: var(--content-max); margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); }
.page > * { min-width: 0; }
.page-head { display: flex; flex-direction: column; gap: var(--space-2); }
.page-head .row { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); }
.page-head .actions { display: none; gap: var(--space-2); }
.page-head p { font: var(--body-sm); color: var(--on-surface-variant); }
.page.narrow > * { max-width: 720px; margin-inline: 0; }

/* Medium: navigation rail */
@media (min-width: 600px) {
  .bottomnav, .fab { display: none; }
  .page-head .actions { display: flex; }
  .nav { display: flex; position: fixed; top: var(--appbar-h); bottom: 0; left: 0; width: var(--rail-w); padding: var(--space-3) var(--space-2); flex-direction: column; gap: var(--space-1); background: var(--surface); border-right: 1px solid var(--outline); }
  .nav a { flex-direction: column; gap: 4px; padding: 10px 0; font: var(--caption); font-weight: 500; border-radius: var(--r-md); text-align: center; }
  .nav a svg.icon { box-sizing: content-box; padding: 4px 14px; border-radius: var(--r-full); }
  .nav a[aria-current='page'] { background: transparent; }
  .nav a[aria-current='page'] svg.icon { background: var(--primary-container); }
  .nav .spacer { flex: 1; }
  .appbar { padding-left: var(--space-5); }
  .appbar .brand { display: flex; }
  .appbar .title { display: none; }
  .page { margin-left: var(--rail-w); padding: var(--space-6) var(--space-6) var(--space-10); max-width: none; }
  .page > * { max-width: var(--content-max); width: 100%; margin-inline: auto; }
}

/* Expanded+: full navigation drawer */
@media (min-width: 1200px) {
  .nav { width: var(--drawer-w); padding: var(--space-4) var(--space-3); }
  .nav a { flex-direction: row; gap: 12px; padding: 10px 16px; font: var(--label); text-align: left; border-radius: var(--r-full); }
  .nav a svg.icon { padding: 0; background: none !important; }
  .nav a[aria-current='page'] { background: var(--primary-container); }
  .nav .group { display: block; font: var(--caption); font-weight: 600; color: var(--on-surface-variant); padding: 16px 16px 6px; }
  .page { margin-left: var(--drawer-w); padding: var(--space-8) var(--space-10) var(--space-14); }
}

/* ---------- Auth layout (no shell) ---------- */
.auth { min-height: 100svh; display: grid; place-items: center; padding: var(--space-4); }
.auth-card { width: 100%; max-width: 440px; display: grid; gap: var(--space-6); }
.auth-card .brand { display: flex; align-items: center; gap: 10px; font: var(--title); }
.auth-card .head h1 { font: var(--headline); }
.auth-card .head p { font: var(--body-sm); color: var(--on-surface-variant); margin-top: 4px; }
.auth-card .form { gap: var(--space-4); }
.auth-side { display: none; }
.auth-card .brand-compact { display: flex; align-items: center; gap: 10px; font: var(--title); }
@media (min-width: 840px) {
  .auth { padding: var(--space-8); }
  .auth-wrap { display: grid; grid-template-columns: 1fr 1fr; width: 100%; max-width: 1040px; border: 1px solid var(--outline); border-radius: var(--r-lg); overflow: hidden; background: var(--surface); }
  .auth-side { display: flex; flex-direction: column; justify-content: center; gap: var(--space-4); padding: var(--space-14) var(--space-10); background: var(--surface); }
  .auth-side h2 { font: var(--display); font-size: 32px; line-height: 38px; }
  .auth-side p { font: var(--body); color: var(--on-surface-variant); max-width: 36ch; }
  .auth-side ul { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: var(--space-4); }
  .auth-side li { display: grid; grid-template-columns: 24px 1fr; gap: 12px; font: var(--body-sm); color: var(--on-surface-variant); }
  .auth-side li b { display: block; color: var(--on-surface); font-weight: 600; }
  .auth-side li svg.icon { color: var(--primary); font-size: 22px; }
  .auth-panel { padding: var(--space-14) var(--space-10); background: var(--surface-container-low); border-left: 1px solid var(--outline); display: grid; align-content: center; }
  .auth-card { max-width: 420px; margin: 0 auto; }
  .auth-card .brand-compact { display: none; }
}

/* ---------- App-only additions ---------- */
.brand-row { display: flex; align-items: center; gap: 10px; font: var(--title); }
.appbar .btn-icon, .appbar .avatar { text-decoration: none; }
.btn-icon.is-on { color: var(--primary); }
.field .input-group .btn-icon { color: var(--on-surface-variant); }
.error svg.icon { flex: none; }
[hidden] { display: none !important; }

/* Layout helpers used by templates */
.row-between { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.center { text-align: center; }
.list { list-style: none; margin: 0; padding: 0; }
.list-row { padding: 14px 20px; border-bottom: 1px solid var(--outline); }
.list-row:last-child { border-bottom: 0; }
.auth-card .form .check .text { font: var(--body-sm); }
.auth-card .banner { margin: 0; }
.back { display: inline-flex; align-items: center; gap: 4px; }
.h-status { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.select-sm { width: auto; min-height: 36px; padding: 6px 36px 6px 12px; font: var(--body-sm); }
.inline-form { margin: 0; }
.pager { display: flex; align-items: center; justify-content: center; gap: var(--space-3); padding: var(--space-3); }
.card .empty { padding: var(--space-8) var(--space-5); }
.card .log { padding: 4px 20px; }
.btn-danger-filled { background: var(--error); border-color: var(--error); color: #fff; }
.btn-danger-filled:hover { background: #b91c1c; }
.log .lvl-warning { color: var(--warning); }

.skip { position: absolute; top: 8px; left: 8px; z-index: 30; padding: 10px 14px; background: var(--fg, #111827); color: #fff; border-radius: var(--r-sm); font: var(--label); text-decoration: none; transform: translateY(-300%); }
.skip:focus { transform: none; }

.banner-success { background: var(--success-container); color: #166534; }
.banner[role="status"] svg.icon { color: inherit; }
.tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--outline); overflow-x: auto; }
.tabs a { padding: 10px 14px; margin-bottom: -1px; border-bottom: 2px solid transparent; color: var(--on-surface-variant); font: var(--label); text-decoration: none; white-space: nowrap; }
.tabs a:hover { color: var(--on-surface); text-decoration: none; }
.tabs a[aria-current='page'] { color: var(--primary); border-bottom-color: var(--primary); }
.chips-editor { padding: 6px; min-height: 44px; border: 1px solid var(--outline); border-radius: var(--r-sm); background: var(--surface); align-items: center; }
.chips-editor:focus-within { border-color: var(--primary); box-shadow: var(--focus); }
.chip-remove { border: 0; background: none; color: var(--on-surface-variant); font-size: 16px; line-height: 1; padding: 0 2px; cursor: pointer; }
.chip-entry { flex: 1; min-width: 120px; border: 0; outline: none; font: var(--body); padding: 6px; background: transparent; }
.switch-label { font: var(--label); display: block; }
.switch-help { display: block; font: var(--body-sm); color: var(--on-surface-variant); }
.form-actions-bordered { border-top: 1px solid var(--outline); padding-top: 20px; margin-top: 8px; }
.new-control { display: grid; gap: var(--space-3); }
@media (min-width: 600px) { .new-control { grid-template-columns: 1fr auto; align-items: end; } }
.card.form-section-card { padding: 0; }
.data-cards-always { display: grid; }
@media (min-width: 840px) { .data-cards-always { display: grid; grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1200px) { .data-cards-always { grid-template-columns: repeat(3, 1fr); } }
pre.code { margin: 0; padding: 16px 20px; overflow-x: auto; font: 13px/1.5 ui-monospace, 'SF Mono', Menlo, Consolas, monospace; background: var(--surface-container-low); border-radius: 0 0 var(--r-md) var(--r-md); }
.plan li svg.icon { color: var(--success); }

/* Paper-trading notice under the app bar */
.notice { position: sticky; top: var(--appbar-h); z-index: 9; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 6px 16px; background: var(--warning-container); color: #92400e; font: var(--body-sm); text-align: center; }
.notice svg.icon { width: 18px; height: 18px; }
@media (min-width: 600px) { .notice { margin-left: var(--rail-w); } }
@media (min-width: 1200px) { .notice { margin-left: var(--drawer-w); } }
.auth-side .note { font: var(--body-sm); color: var(--warning); margin-top: 8px; }

/* Field guidance: label row with an info tooltip, and quick-pick preset chips */
.field .label-row { display: flex; align-items: center; gap: 4px; position: relative; }
.field .label-row label { font: var(--label); color: #1f2937; }
.field .label-row label.required::after { content: "*"; color: var(--error); margin-left: 2px; }
.tip-wrap { display: inline-flex; vertical-align: middle; }
.switch { position: relative; }
.switch-label .tip-wrap { margin-left: 4px; }
.tip-btn { width: 24px; height: 24px; padding: 0; border: 0; border-radius: var(--r-full); background: transparent; color: var(--on-surface-variant); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.tip-btn:hover, .tip-btn[aria-expanded="true"] { color: var(--primary); background: var(--surface-container); }
.tip-btn:focus-visible { outline: none; box-shadow: var(--focus); }
.tip { position: absolute; left: 0; top: calc(100% + 6px); z-index: 30; width: max-content; max-width: min(40ch, 100%); padding: 10px 12px; background: var(--surface); color: var(--on-surface); border: 1px solid var(--outline); border-radius: var(--r-sm); box-shadow: var(--shadow-2); font: var(--body-sm); white-space: normal; text-align: left; }
.tip[hidden] { display: none; }
.tip .tip-key { display: block; margin-top: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; color: var(--on-surface-variant); }
.chips-pick { gap: 6px; margin-top: 2px; }
.chip-pick { height: 28px; padding: 0 10px; border: 1px solid var(--outline); border-radius: var(--r-full); background: var(--surface); color: var(--on-surface-variant); font: var(--body-sm); cursor: pointer; }
.chip-pick:hover { border-color: var(--primary); color: var(--primary); }
.chip-pick.is-active { background: var(--primary-container, #e0e7ff); border-color: transparent; color: var(--primary); }
.chip-pick:focus-visible { outline: none; box-shadow: var(--focus); }

/* Strategy backtest summary */
.strategy-card .title { color: inherit; text-decoration: none; }
.strategy-card .title:hover { color: var(--primary); text-decoration: underline; }
.backtest { display: grid; gap: 4px; padding: 10px 12px; border-radius: var(--r-sm); background: var(--surface-container-low); }
.backtest .caption { color: var(--on-surface-variant); }
.backtest .bt-main { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.backtest .bt-profit { font: var(--headline); font-variant-numeric: tabular-nums; }
.backtest .bt-profit.pos { color: var(--success); }
.backtest .bt-profit.neg { color: var(--error); }
.backtest .bt-market { font: var(--body-sm); color: var(--on-surface-variant); }
.backtest .bt-meta { font: var(--body-sm); color: var(--on-surface-variant); }
.backtest .bt-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); margin: 4px 0 0; }
.backtest .bt-stats dt { font: var(--caption); color: var(--on-surface-variant); }
.backtest .bt-stats dd { margin: 0; font: var(--title-sm); font-variant-numeric: tabular-nums; }
.backtest.is-error { background: var(--error-container, #fee2e2); }
.backtest-note { max-width: 70ch; margin-top: var(--space-4); }
.stat-grid-flat .stat { padding: var(--space-2) 0; }
.stat .v.small-v { font: var(--title-sm); }
.kv { display: grid; gap: var(--space-2); margin: var(--space-4) 0; }
.kv > div { display: grid; grid-template-columns: minmax(90px, 140px) 1fr; gap: var(--space-3); font: var(--body-sm); }
.kv dt { color: var(--on-surface-variant); }
.kv dd { margin: 0; }

/* Control form: stake arithmetic and coin suggestions */
.stake-math { margin-top: 2px; }
.stake-math.is-warn { color: var(--error); }
.stake-math[hidden] { display: none; }

/* Bot page: paper state */
.stat .caption { display: block; margin-top: 2px; color: var(--on-surface-variant); }
.stat-grid + .stat-grid, .stat-grid + .card { margin-top: var(--space-4); }
@media (min-width: 840px) { .stat-grid-3 { grid-template-columns: repeat(3, 1fr); } }
.data-table-always { display: table; }
.data-table td.pos { color: var(--success); }
.data-table td.neg { color: var(--error); }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* Live bot state */
.status-paused { background: var(--warning-container); color: #92400e; }
.status-unreachable { background: var(--error-container, #fee2e2); color: #991b1b; }
.live-meta { display: flex; align-items: center; gap: 6px; margin-bottom: var(--space-2); }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px var(--success-container); }
#live[aria-busy="true"] { opacity: 0.7; transition: opacity 0.2s; }

.page-head .actions form { display: inline; }
.banner form { margin-left: auto; }
.inline-action { display: inline; margin-left: 8px; }
.advanced-card summary { cursor: pointer; list-style: none; }
.advanced-card summary::-webkit-details-marker { display: none; }
.advanced-card .inline-form { display: flex; gap: var(--space-2); align-items: center; }
.advanced-card .inline-form .input { max-width: 220px; }
.meta .pos, td .pos { color: var(--success); }
.meta .neg, td .neg { color: var(--error); }

.live-refresh { margin-left: 2px; }
@keyframes spin { to { transform: rotate(360deg); } }
.live-refresh.is-spinning svg, #live[aria-busy="true"] .live-refresh svg { animation: spin 0.8s linear infinite; }
@media (prefers-reduced-motion: reduce) { .live-refresh svg { animation: none !important; } }

/* Activity: tabs, trade timeline, grouped bot log */
.card-head-tabs { flex-wrap: wrap; gap: var(--space-3); }
.tabs-inline { border-bottom: 0; margin: 0; gap: 4px; }
.tabs-inline button { border: 0; background: transparent; padding: 8px 12px; border-radius: var(--r-full); font: var(--label); color: var(--on-surface-variant); cursor: pointer; }
.tabs-inline button[aria-selected="true"] { background: var(--primary-container); color: var(--primary); }
.tabs-inline .count, .log-group summary .count { display: inline-block; min-width: 18px; padding: 0 6px; margin-left: 4px; border-radius: var(--r-full); background: var(--surface-container-high); color: var(--on-surface-variant); font: var(--caption); text-align: center; }
.tabs-inline button[aria-selected="true"] .count { background: var(--surface); }
[role="tabpanel"][hidden] { display: none; }
.timeline { list-style: none; margin: 0; padding: 0; }
.tl-trade { padding: 12px var(--space-4); border-top: 1px solid var(--outline); }
.tl-trade:first-child { border-top: 0; }
.tl-head { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); }
.tl-pair { font: var(--title-sm); }
.tl-profit { margin-left: auto; font: var(--label); font-variant-numeric: tabular-nums; }
.tl-profit.pos { color: var(--success); }
.tl-profit.neg { color: var(--error); }
.tl-steps { list-style: none; margin: 6px 0 0; padding: 0 0 0 10px; border-left: 2px solid var(--outline); }
.tl-steps li { display: grid; grid-template-columns: 48px 1fr; gap: var(--space-2); padding: 3px 0; font: var(--body-sm); }
.tl-steps time { color: var(--on-surface-variant); font-variant-numeric: tabular-nums; }
.log-groups { display: grid; }
.log-group { border-top: 1px solid var(--outline); }
.log-group:first-child { border-top: 0; }
.log-group summary { display: flex; align-items: center; gap: var(--space-2); padding: 10px var(--space-4); cursor: pointer; list-style: none; font: var(--label); }
.log-group summary::-webkit-details-marker { display: none; }
.log-group summary svg { margin-left: auto; transition: transform 0.15s; color: var(--on-surface-variant); }
.log-group[open] summary svg { transform: rotate(180deg); }
.log-group-attention summary .title { color: var(--error); }
.log-group .log { padding: 0 var(--space-4) 8px; }
.card-pad-x { padding: var(--space-3) var(--space-4) 0; }
.count-warn { background: var(--warning-container); color: #92400e; }