/* Griders visual system: dark/light fintech theme + mobile shell.
   Loaded after app.css. Tokens live in :root of app.css. */

html, body {
  min-height: 100%;
}
body {
  background:
    radial-gradient(1200px 520px at 8% -10%, rgba(var(--accent-rgb),  0.12), transparent 55%),
    radial-gradient(900px 480px at 100% 0%, rgba(var(--accent-rgb),  0.06), transparent 50%),
    var(--bg);
  font-family: var(--font);
  letter-spacing: -0.01em;
}
:root[data-theme="dark"] body {
  background:
    radial-gradient(1100px 520px at 0% -20%, rgba(var(--accent-rgb),  0.14), transparent 52%),
    radial-gradient(800px 420px at 100% 0%, rgba(var(--accent-rgb),  0.06), transparent 48%),
    var(--bg);
}

a { color: var(--accent-dark); }
.eyebrow { color: var(--accent-dark); letter-spacing: 0.08em; }

.topbar {
  display: flex;
  flex-wrap: nowrap;
  flex-direction: row;
  align-items: center;
  min-height: 64px;
  height: 64px;
  padding: 0 max(16px, calc((100vw - 1180px) / 2));
  gap: 12px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elevated);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  overflow: visible;
}
.brand {
  flex: 0 0 auto;
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--accent-grad);
  color: var(--on-accent);
  box-shadow: var(--glow);
  font-weight: 800;
}

.nav {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: nowrap;
  align-items: center;
  gap: 2px;
  min-width: 0;
  overflow: visible;
}
.nav a {
  flex: 0 0 auto;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.2;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease, color .16s ease;
}
.nav a:hover {
  color: var(--text);
  background: var(--panel-2);
  transform: translateY(-3px);
  box-shadow: 0 10px 22px rgba(16, 20, 16, 0.12);
}
.nav a.active,
.nav-cta {
  background: var(--accent-grad) !important;
  color: var(--on-accent) !important;
  font-weight: 800 !important;
  border-color: transparent !important;
  box-shadow: 0 8px 20px rgba(var(--accent-rgb),  0.32), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
.nav a.active:hover,
.nav-cta:hover {
  background: var(--accent-grad-hover) !important;
  color: var(--on-accent) !important;
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(var(--accent-rgb),  0.42), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}
.nav-public { justify-content: flex-end; }

.top-actions {
  flex: 0 0 auto;
  margin-left: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.topbar > .lang-switch,
.topbar > .theme-toggle {
  flex: 0 0 auto;
}

.lang-switch,
.theme-toggle {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text);
}
.topbar .theme-toggle,
.topbar .icon-text,
.top-actions .theme-toggle,
.top-actions .icon-text {
  min-height: 34px;
  height: 34px;
  padding: 0 10px;
}
.topbar .theme-toggle [data-theme-label] {
  display: none;
}
.lang-switch a,
.theme-toggle,
.topbar .icon-text,
.nav-toggle {
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease;
}
.lang-switch a:hover,
.theme-toggle:hover,
.topbar .icon-text:hover,
.nav-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(16, 20, 16, 0.12);
}
.lang-switch a.active {
  background: var(--accent-grad);
  color: var(--on-accent);
  box-shadow: 0 6px 14px rgba(var(--accent-rgb),  0.28), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.theme-toggle [data-theme-icon] {
  background: var(--accent-grad);
  color: var(--on-accent);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  min-height: 40px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
}
.nav-backdrop {
  display: none;
}

.button, button {
  border-radius: var(--radius-sm);
  min-height: 44px;
  padding: 10px 16px;
  font-weight: 700;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease, filter .16s ease;
}
.button.primary {
  background: var(--accent-grad);
  border-color: transparent;
  color: var(--on-accent);
  box-shadow: 0 8px 22px rgba(var(--accent-rgb),  0.32), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
.button.primary:hover {
  background: var(--accent-grad-hover);
  border-color: transparent;
  color: var(--on-accent);
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(var(--accent-rgb),  0.42), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}
.button.secondary,
.icon-text {
  background: var(--panel);
  border-color: var(--line);
}
.button.secondary:hover, .icon-text:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(16, 20, 16, 0.12);
}
.button.danger:hover { background: #c94a1f; }

.terminal-panel, .panel, .auth-box, .metric,
.connection-card, .strategy-card {
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.strategy-card.active,
.connection-card.active,
.tariff-card,
.tariff-card.featured {
  border-color: rgba(var(--accent-rgb),  0.55);
  box-shadow: var(--glow), var(--shadow);
}

input, select, textarea {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--line);
  border-radius: var(--radius-sm);
}
input:disabled, select:disabled {
  background: var(--panel-2);
  color: var(--muted);
}
label { color: var(--text); }
.legal-checkbox,
.form-note,
.strategy-card p,
.article-content p,
.article-content li {
  color: var(--muted);
}
.feature-row span {
  background: var(--panel);
  color: var(--text);
  border-color: var(--line);
  border-radius: 999px;
}
.metric-row > div,
.strategy-card-facts span,
.pair-chip,
.pill,
.report-mini-grid div,
.report-bar-track {
  background: var(--panel-2);
  border-color: var(--line);
  border-radius: var(--radius-xs);
  color: var(--text);
}

.pill.success,
.badge,
.status.sent {
  background: rgba(var(--accent-rgb),  0.16);
  color: var(--accent-dark);
  border-color: rgba(var(--accent-rgb),  0.28);
}
.report-link {
  background: rgba(var(--accent-rgb),  0.12);
  border-color: rgba(var(--accent-rgb),  0.28);
  color: var(--accent-dark);
}

.alert { border-radius: var(--radius-sm); }
.beta-banner,
.admin-view-banner,
.risk-alert,
.free-plan-countdown {
  border-radius: var(--radius);
}

.site-footer { background: transparent; }
.site-footer a { color: var(--accent-dark); }

h1 { letter-spacing: -0.04em; }
.hero-actions .button.primary { min-width: 160px; }

.nav-drawer-actions {
  display: none;
}

@media (max-width: 1180px) {
  html, body {
    overflow-x: hidden;
    overscroll-behavior-x: none;
  }
  .topbar {
    min-height: 60px;
    height: 60px;
    flex-wrap: nowrap !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 10px;
    padding: 0 14px;
    overflow: visible;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  html.nav-open .topbar {
    z-index: 50;
  }
  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
    position: relative;
    z-index: 60;
  }
  .topbar > .lang-switch,
  .topbar > .theme-toggle,
  .top-actions {
    display: none !important;
  }
  .nav,
  .nav.nav-public {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    width: min(84vw, 360px) !important;
    max-width: 360px;
    height: 100dvh;
    height: 100svh;
    margin: 0;
    padding: 76px 18px 28px;
    flex: none;
    flex-direction: column;
    flex-wrap: nowrap !important;
    justify-content: flex-start;
    align-items: stretch;
    gap: 6px;
    overflow-x: hidden !important;
    overflow-y: auto;
    background: var(--panel);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow);
    transform: translate3d(100%, 0, 0);
    transition: transform .22s ease, visibility .22s ease;
    visibility: hidden;
    pointer-events: none;
    z-index: 40;
    -webkit-overflow-scrolling: touch;
  }
  html.nav-open .nav {
    transform: none;
    visibility: visible;
    pointer-events: auto;
  }
  .nav a,
  .nav .nav-cta {
    width: 100%;
    justify-content: flex-start;
    min-height: 44px;
    padding: 12px 14px;
    border-radius: 16px;
    font-size: 15px;
  }
  .nav-drawer-actions {
    display: grid;
    gap: 10px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }
  .nav-drawer-actions .theme-toggle [data-theme-label] {
    display: inline;
  }
  .nav-drawer-actions .lang-switch,
  .nav-drawer-actions .theme-toggle,
  .nav-drawer-actions form,
  .nav-drawer-actions .button {
    display: flex;
    width: 100%;
  }
  .nav-drawer-actions .theme-toggle {
    min-height: 44px;
    height: auto;
    justify-content: center;
  }
  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(8, 10, 10, 0.46);
    opacity: 0;
    pointer-events: none;
    transition: opacity .22s ease;
    z-index: 30;
  }
  html.nav-open .nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }
  html.nav-open { overflow: hidden; }
  .shell { padding: 18px 14px 96px; }
  h1 { font-size: 30px; }
  .page-head h1 { font-size: 28px; }
  .hero { padding: 20px 0 8px; min-height: auto; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .button, button { min-height: 46px; }
  .topbar .nav-toggle { min-height: 40px; }
  .metrics, .split, .form-grid, .docs-grid, .pair-grid, .connection-list,
  .strategy-layout, .toggle-grid, .calc-panel, .profile-grid, .totp-setup,
  .disable-2fa, .monitor-filter-form, .monitoring-metrics, .tariff-grid,
  .report-grid.two, .report-metrics, .report-mini-grid, .grid.two, .metric-row {
    grid-template-columns: 1fr;
  }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-contacts { margin-left: 0; }
}

@media (max-width: 820px) {
  .topbar {
    flex-direction: row !important;
    align-items: center !important;
  }
  .nav,
  .nav.nav-public {
    width: min(84vw, 360px) !important;
    overflow-x: hidden !important;
    flex-wrap: nowrap !important;
  }
}

@media (max-width: 720px) {
  .brand span:last-child { font-size: 17px; }
  .article-content h1 { font-size: 24px; }
  table { font-size: 13px; }
}

:root[data-theme="dark"] .lang-switch,
:root[data-theme="dark"] .theme-toggle,
:root[data-theme="dark"] input,
:root[data-theme="dark"] select,
:root[data-theme="dark"] textarea,
:root[data-theme="dark"] .feature-row span,
:root[data-theme="dark"] .order-mode-control label,
:root[data-theme="dark"] .risk-control,
:root[data-theme="dark"] .calc-panel div,
:root[data-theme="dark"] .pair-option,
:root[data-theme="dark"] .security-card,
:root[data-theme="dark"] .totp-setup img,
:root[data-theme="dark"] .totp-setup code,
:root[data-theme="dark"] .theme-toggle [data-theme-icon],
:root[data-theme="dark"] .pair-chip,
:root[data-theme="dark"] .order-mode-control,
:root[data-theme="dark"] .fixed-setting,
:root[data-theme="dark"] .calc-panel,
:root[data-theme="dark"] .account-meta,
:root[data-theme="dark"] .totp-setup,
:root[data-theme="dark"] .report-date,
:root[data-theme="dark"] .report-mini-grid div,
:root[data-theme="dark"] .report-bar-track,
:root[data-theme="dark"] .monitor-chart-card,
:root[data-theme="dark"] .monitor-tooltip {
  background: var(--panel-2);
  color: var(--text);
}
:root[data-theme="dark"] .topbar {
  background: var(--bg-elevated);
}
:root[data-theme="dark"] label,
:root[data-theme="dark"] .feature-row span,
:root[data-theme="dark"] .strategy-card p,
:root[data-theme="dark"] .doc-panel p,
:root[data-theme="dark"] .legal-checkbox {
  color: var(--muted);
}

@media (min-width: 1181px) {
  .nav-toggle { display: none !important; }
  .nav-drawer-actions { display: none !important; }
}

.monitor-chart-card {
  position: relative;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.monitor-chart-bg { fill: var(--panel); }
.monitor-grid-line {
  stroke: var(--line);
  stroke-width: 1;
}
.monitor-start-line {
  stroke: var(--muted);
  stroke-width: 1;
  stroke-dasharray: 3 6;
  opacity: 0.55;
}
.monitor-axis-line { stroke: var(--line); }
.monitor-axis-label,
.monitor-empty-label { fill: var(--muted); }
.monitor-trade-bar {
  fill: var(--accent);
  opacity: 0.32;
}
.monitor-pnl-glow {
  stroke: var(--accent);
  stroke-width: 14;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.28;
}
.monitor-pnl-line {
  stroke: var(--accent);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.monitor-crosshair {
  stroke: var(--accent);
  stroke-width: 1;
  stroke-dasharray: 3 5;
  opacity: 0.7;
}
.monitor-active-point {
  fill: var(--accent);
  stroke: var(--panel);
  stroke-width: 4;
  filter: drop-shadow(0 0 10px rgba(var(--accent-rgb),  0.8));
}
.monitor-tooltip {
  border-radius: 16px;
  border: 1px solid rgba(var(--accent-rgb),  0.28);
  background: var(--bg-elevated);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}
.monitor-tooltip strong {
  font-size: 18px;
  letter-spacing: -0.03em;
}
:root[data-theme="dark"] .monitor-chart-card,
:root[data-theme="dark"] .monitor-chart-bg {
  background: #121616;
  fill: #121616;
}
:root[data-theme="dark"] .monitor-grid-line { stroke: rgba(255, 255, 255, 0.06); }
:root[data-theme="dark"] .monitor-axis-line { stroke: rgba(255, 255, 255, 0.10); }
:root[data-theme="dark"] .monitor-active-point { stroke: #121616; }
:root[data-theme="dark"] .monitor-tooltip {
  background: rgba(18, 22, 22, 0.92);
  border-color: rgba(var(--accent-rgb),  0.28);
}