:root { color-scheme: dark; }
body { display: flex; flex-direction: column; min-height: 100vh; }
.si-bar { padding: 0 max(1rem, calc((100% - var(--wide)) / 2)); }
.si-wrap { position: relative; flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.si-stage { position: relative; z-index: 1; flex: 1; display: flex; flex-direction: column; align-items: center; padding: 4.5rem 1rem 2rem; }
.si-step { display: flex; flex-direction: column; align-items: center; width: 100%; max-width: 27rem; }

.si-levels { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.si-levels line { stroke: var(--line); stroke-width: 1; stroke-dasharray: 5 7; }
.si-levels .si-path { overflow: visible; }
.si-levels polyline { fill: none; stroke: var(--line2); stroke-width: 1.5; stroke-linejoin: round; }
.si-levels .buy { fill: var(--up); }
.si-levels .sell { fill: var(--night); stroke: var(--brass-line); stroke-width: 2.5; }

.si-card { width: 100%; padding: 1.75rem 2rem 2rem; background: var(--panel); border: 1px solid var(--line); border-radius: .875rem; box-shadow: var(--lift); }
.si-card h1 { margin: 0; font-size: 1.75rem; font-weight: 700; font-stretch: 112%; letter-spacing: -.005em; }
.si-lead { margin: .5rem 0 0; color: var(--muted); font-size: 1rem; line-height: 1.5; }
.si-lead b { color: var(--text); font-weight: 600; overflow-wrap: anywhere; }
.si-card .hint { font-size: .875rem; line-height: 1.45; }
.si-card .si-small { margin: 1rem 0 0; }
.si-msg { text-align: center; }

.si-card .si-back { display: inline-flex; align-items: center; gap: .25rem; min-height: 0; margin: -.25rem 0 .75rem -.375rem; padding: .125rem .25rem; background: none; border: 0; color: var(--muted); font-size: .9375rem; font-weight: 500; text-decoration: none; }
.si-card .si-back:hover { color: var(--text); }
.si-back .si-ic { width: 1.125rem; height: 1.125rem; stroke-width: 2; }

.si-form { display: flex; flex-direction: column; }
.si-f { display: flex; flex-direction: column; margin-top: 1.125rem; }
.si-form > .si-f:first-child, .si-form > .error:first-child + .si-f { margin-top: 1.25rem; }
.si-f label, .si-lab label { font-weight: 650; font-size: 1rem; }
.si-lab { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.si-lab a { font-size: .9375rem; font-weight: 500; }
.si-f .error { margin-top: .375rem; }
.si-f:has(> .error:not(:empty)) input:not([type="checkbox"]),
.si-f:has(> .error:not(:empty)) .si-tel { border-color: var(--down); box-shadow: 0 0 0 1px var(--down); }

.si-pass { position: relative; }
.si-pass input { padding-right: 3.25rem; }
.si-card .si-eye { position: absolute; top: .375rem; right: .25rem; width: 2.75rem; min-height: 3rem; padding: 0; background: transparent; border: 0; color: var(--muted); }
.si-card .si-eye:hover, .si-card .si-eye[aria-pressed="true"] { color: var(--text); }
.si-eye .si-off { display: none; }
.si-eye[aria-pressed="true"] .si-off { display: inline; }

.si-locked { position: relative; }
.si-locked input { padding-right: 3rem; }
.si-locked .si-ic { position: absolute; top: 1.25rem; right: 1rem; width: 1.25rem; height: 1.25rem; }

.si-tel { display: flex; align-items: center; margin-top: .375rem; min-height: 3rem; background: var(--night); border: 1px solid var(--field); border-radius: .5rem; }
.si-tel:focus-within { border-color: var(--brass-line); box-shadow: 0 0 0 1px var(--brass-line); }
.si-tel span { align-self: stretch; display: grid; place-items: center; padding: 0 .75rem 0 .875rem; color: var(--muted); border-right: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.si-tel input[type="tel"] { flex: 1; min-width: 0; margin: 0; min-height: 0; background: transparent; border: 0; box-shadow: none; }
.si-f:has(> .error:not(:empty)) .si-tel input { border: 0; box-shadow: none; }

.si-code { font-size: 1.625rem; font-weight: 650; letter-spacing: .45em; text-align: center; font-variant-numeric: tabular-nums; }
input.si-code { padding-left: 1.3rem; }
.si-code::placeholder { letter-spacing: .45em; }

.si-check { display: flex; gap: .625rem; align-items: flex-start; margin-top: 1.25rem; font-size: 1rem; line-height: 1.45; }
.si-check input { flex: none; width: 1.375rem; height: 1.375rem; margin: .05rem 0 0; accent-color: var(--brass-line); }
.si-form > .si-check + .error { margin-top: .375rem; }

.si-card .button { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 3rem; padding: .625rem 1.125rem; border-radius: .5rem; font-size: 1rem; font-weight: 650; line-height: 1.2; text-decoration: none; background: var(--raise); color: var(--text); border: 1px solid var(--line2); }
.si-card .button:hover { border-color: var(--muted); }
.si-card .button.primary { background: var(--brass); border-color: var(--brass); color: var(--brass-ink); }
.si-card .button.primary:hover { filter: brightness(1.07); }
.si-card button { gap: .5rem; }
.si-go { width: 100%; margin-top: 1.5rem; }
.si-alt { width: 100%; }
.si-card button .si-ic, .si-card .button .si-ic { width: 1.375rem; height: 1.375rem; stroke-width: 1.7; color: inherit; }
.si-or { display: flex; align-items: center; gap: .75rem; margin: 1.25rem 0; color: var(--muted); font-size: .875rem; }
.si-or::before, .si-or::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
.si-row { margin: 1.125rem 0 0; color: var(--muted); font-size: .9375rem; }
.si-msg .si-row { text-align: center; }
.si-card .si-link { display: inline; min-height: 0; padding: 0; background: none; border: 0; color: var(--accent); font-size: inherit; font-weight: 600; text-decoration: underline; text-underline-offset: .18em; }
.si-card .si-link:disabled { color: var(--muted); }
.si-note { margin: .75rem 0 0; color: var(--muted); font-size: .9375rem; }
.si-note:empty { display: none; }
.si-go + .error, .si-alt + .error, .si-alt + .si-note { margin-top: .75rem; }

.si-ic { flex: none; width: 1.5rem; height: 1.5rem; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; color: var(--muted); }
.si-badge { display: inline-grid; place-items: center; width: 3.5rem; height: 3.5rem; margin: .25rem auto 1rem; border-radius: 50%; background: var(--raise); }
.si-badge .si-ic { width: 1.75rem; height: 1.75rem; stroke-width: 1.5; }
.si-badge.ok .si-ic { color: var(--up); }
.si-badge.bad .si-ic { color: var(--down); }
.si-badge.mail .si-ic { color: var(--accent); }
.si-alert { display: flex; gap: .625rem; margin: 1.125rem 0 0; padding: .75rem .875rem; border-radius: .5rem; font-size: .9375rem; line-height: 1.45; text-align: left; }
.si-alert .si-ic { width: 1.25rem; height: 1.25rem; margin-top: .0625rem; stroke-width: 1.8; }
.si-alert.bad { background: var(--down-t); box-shadow: inset 3px 0 0 var(--down); }
.si-alert.bad .si-ic { color: var(--down); }
.si-alert.wait { background: var(--warn-t); color: var(--warn-ink); box-shadow: inset 3px 0 0 var(--warn); font-weight: 600; }
.si-alert.wait .si-ic { color: var(--warn); }
.si-alert.ok { background: var(--up-t); box-shadow: inset 3px 0 0 var(--up); }
.si-alert.ok .si-ic { color: var(--up); }
.si-wait { display: flex; align-items: center; justify-content: center; gap: .75rem; margin: 0; padding: 1rem 0; color: var(--muted); }
.si-wait-ico { width: 1.75rem; height: 1.75rem; fill: none; stroke: var(--muted); stroke-width: 1.5; stroke-linecap: round; }
.si-wait-ico .si-dot { fill: var(--brass); stroke: none; animation: si-step 2.5s ease-in-out infinite; }
@keyframes si-step { 0%, 16% { transform: translateY(0); } 33%, 50% { transform: translateY(5px); } 66%, 84% { transform: translateY(10px); } 100% { transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .si-wait-ico .si-dot { animation: none; } }

.si-offer { margin-top: 1.5rem; padding: 1.125rem 1.25rem 1.25rem; background: var(--raise); border: 1px solid var(--line2); border-radius: .75rem; text-align: left; }
.si-offer-h { display: flex; align-items: center; gap: .625rem; }
.si-offer-h .si-ic { color: var(--accent); }
.si-offer h2 { margin: 0; font-size: 1.125rem; font-weight: 650; font-stretch: 110%; }
.si-offer p { margin: .5rem 0 0; color: var(--muted); font-size: .9375rem; line-height: 1.5; }
.si-two { display: grid; grid-template-columns: 1fr auto; gap: .625rem; margin-top: 1rem; }

.si-after { margin: 1.25rem 0 0; text-align: center; color: var(--muted); font-size: .9375rem; }
.si-foot { position: relative; z-index: 1; display: flex; flex-wrap: wrap; justify-content: center; gap: .25rem 1.5rem; padding: 1rem 1rem 1.75rem; font-size: .8125rem; }
.si-foot a { color: var(--muted); }
.si-foot a:hover { color: var(--text); }

@media (max-width: 719px) {
  .si-levels { display: none; }
  .si-stage { align-items: stretch; padding: 1.75rem 1.25rem 1.5rem; }
  .si-step { max-width: none; align-items: stretch; }
  .si-card { padding: 0; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
  .si-card h1 { font-size: 1.875rem; }
  .si-after { margin-top: 1.5rem; }
  .si-foot { justify-content: flex-start; gap: .5rem 1.25rem; padding: 1rem 1.25rem 1.5rem; border-top: 1px solid var(--line); }
  .si-two { grid-template-columns: 1fr; }
  .si-badge { margin-top: 1rem; }
}