/* GFTN SME sandbox — one bounded payment, with the trust boundary visible. */

body { background: var(--paper); }

.gs-hero {
  background:
    radial-gradient(circle at 82% 24%, rgba(199, 82, 42, .13), transparent 28rem),
    var(--vault);
  color: var(--text-vault);
  padding-top: clamp(82px, 13vh, 148px);
}
.gs-hero__grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, .75fr); gap: var(--s5); align-items: end; }
.gs-hero h1 { max-width: 12ch; color: var(--text-vault); }
.gs-hero h1 span { color: #DF815C; }
.gs-hero .hero__sub { color: var(--text-vault-muted); max-width: 61ch; }
.gs-hero .eyebrow { color: #D7B9A9; }
.gs-hero .link-quiet { color: var(--text-vault-muted); border-color: var(--hairline-vault); }
.gs-hero .link-quiet:hover { color: var(--text-vault); }
.gs-hero__brief { border: 1px solid #453E35; border-radius: var(--r-lg); background: rgba(34, 30, 26, .88); padding: var(--s3); box-shadow: 0 24px 70px -44px #000; }
.gs-stamp { display: block; color: #E29A78; font: 400 var(--fs-xs)/1.4 var(--font-mono); letter-spacing: .09em; }
.gs-hero__brief dl { margin: var(--s2) 0 0; }
.gs-hero__brief dl div { border-top: 1px solid var(--hairline-vault); padding: 12px 0; }
.gs-hero__brief dt { color: #D8CFC1; font: 400 12px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.gs-hero__brief dd { color: var(--text-vault-muted); margin: 4px 0 0; font-size: 14px; line-height: 1.45; }

.gs-checkpoint-section { padding-top: var(--s5); padding-bottom: var(--s4); }
.gs-mode--pending { color: var(--ink-muted); }
.gs-mode--observed { color: var(--ok-ink); border-color: #98B5A5; background: #EAF2EC; }
.gs-mode--unavailable { color: var(--fail-ink); border-color: #C99A88; background: #F6E7E1; }
.gs-checkpoint-grid { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: var(--s2); margin-top: var(--s4); }
.gs-checkpoint-card { border: 1px solid var(--hairline-strong); border-radius: var(--r-lg); background: var(--surface); padding: var(--s3); min-height: 230px; }
.gs-checkpoint-card--observed { border-color: #98B5A5; background: #EDF3EE; }
.gs-checkpoint-card--blocked { border-color: #C99A88; background: #F7EAE5; }
.gs-checkpoint-card__state { color: var(--ink-muted); font: 400 11px/1.35 var(--font-mono); letter-spacing: .08em; }
.gs-checkpoint-card--observed .gs-checkpoint-card__state { color: var(--ok-ink); }
.gs-checkpoint-card--blocked .gs-checkpoint-card__state { color: var(--fail-ink); }
.gs-checkpoint-card h3 { margin-top: var(--s2); font-size: var(--fs-h3); max-width: 26ch; }
.gs-checkpoint-card p { color: var(--ink-muted); margin-top: var(--s2); font-size: var(--fs-body2); line-height: 1.55; }
.gs-checkpoint-card p strong { color: var(--ink); }

.gs-boundary-section { padding-top: var(--s5); padding-bottom: var(--s4); }
.gs-boundary { border: 1px solid #B89D65; background: #F1E5C9; border-radius: var(--r-lg); padding: var(--s4); }
.gs-boundary h2 { max-width: 22ch; margin-top: var(--s1); }
.gs-boundary__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s4); margin-top: var(--s3); }
.gs-boundary__grid p { color: #544A38; font-size: var(--fs-body2); line-height: 1.65; }
.gs-boundary__grid strong { color: #2E281F; }

.gs-section-head { display: flex; justify-content: space-between; align-items: end; gap: var(--s3); }
.gs-section-head .section-note { max-width: 66ch; }
.gs-mode { flex: 0 0 auto; border: 1px solid var(--hairline-strong); border-radius: var(--r-pill); padding: 8px 12px; color: var(--warn-ink); background: var(--surface); font: 400 11px/1.3 var(--font-mono); letter-spacing: .07em; }

.gs-scenario-picker { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: var(--s4); background: var(--hairline-strong); border: 1px solid var(--hairline-strong); border-radius: var(--r-lg); overflow: hidden; }
.gs-scenario { appearance: none; border: 0; border-radius: 0; background: var(--surface); color: var(--ink); text-align: left; padding: var(--s3); min-height: 150px; cursor: pointer; font-family: var(--font-body); transition: background var(--t-fast) var(--ease-micro), color var(--t-fast) var(--ease-micro); }
.gs-scenario:hover { background: #F7F0E3; }
.gs-scenario:focus-visible { outline: 3px solid var(--ink); outline-offset: -4px; }
.gs-scenario.is-selected { background: var(--vault); color: var(--text-vault); }
.gs-scenario__code { display: block; color: var(--ink-muted); font: 400 11px/1.3 var(--font-mono); letter-spacing: .08em; }
.gs-scenario.is-selected .gs-scenario__code { color: #D8A58E; }
.gs-scenario strong { display: block; margin-top: var(--s2); font: 470 24px/1.1 var(--font-display); }
.gs-scenario small { display: block; margin-top: var(--s1); color: var(--ink-muted); font-size: 14px; }
.gs-scenario.is-selected small { color: var(--text-vault-muted); }

.gs-runbar { display: flex; gap: var(--s3); align-items: center; margin-top: var(--s3); }
.gs-status { color: var(--ink-muted); font-size: var(--fs-body2); }
.gs-status[data-state="running"] { color: var(--warn-ink); }
.gs-status[data-state="ok"] { color: var(--ok-ink); }
.gs-status[data-state="error"] { color: var(--fail-ink); }
.gs-run-source { margin-top: var(--s2); border-left: 3px solid #B89D65; padding: 10px var(--s2); background: #F6ECD8; color: #544A38; font-size: 13px; line-height: 1.55; }

.gs-pipeline { list-style: none; margin: var(--s5) 0 var(--s3); padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--hairline-strong); border-radius: var(--r-lg); overflow: hidden; }
.gs-pipeline__step { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 12px; min-height: 100px; padding: var(--s2); background: var(--surface); border-right: 1px solid var(--hairline); position: relative; }
.gs-pipeline__step:last-child { border-right: 0; }
.gs-pipeline__step > span { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--hairline-strong); font: 400 11px/1 var(--font-mono); color: var(--ink-muted); }
.gs-pipeline__step b { display: block; font-size: 14px; line-height: 1.25; }
.gs-pipeline__step small { display: block; color: var(--ink-muted); font-size: 12px; line-height: 1.35; margin-top: 3px; }
.gs-pipeline__step i { grid-column: 1 / -1; color: var(--ink-muted); font: normal 10px/1 var(--font-mono); letter-spacing: .08em; }
.gs-pipeline__step.is-running { background: #F6ECD8; }
.gs-pipeline__step.is-complete { background: #E9F0E9; }
.gs-pipeline__step.is-blocked { background: #F3E5DF; }
.gs-pipeline__step.is-complete i { color: var(--ok-ink); }
.gs-pipeline__step.is-blocked i { color: var(--fail-ink); }

.gs-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s2); }
.gs-panel { border: 1px solid var(--hairline-strong); border-radius: var(--r-lg); padding: var(--s3); background: var(--surface); min-height: 265px; box-shadow: var(--shadow-0); }
.gs-panel__head { display: flex; justify-content: space-between; gap: var(--s2); padding-bottom: var(--s2); border-bottom: 1px solid var(--hairline); }
.gs-panel__head span, .gs-panel__head b { font: 400 11px/1.35 var(--font-mono); letter-spacing: .07em; }
.gs-panel__head span { color: var(--ink-muted); }
.gs-panel__head b { color: var(--warn-ink); text-align: right; }
.gs-panel h3 { font-size: var(--fs-h3); max-width: 26ch; margin-top: var(--s3); }
.gs-panel > p { color: var(--ink-muted); font-size: var(--fs-body2); margin-top: var(--s2); max-width: 55ch; }
.gs-data { margin: var(--s3) 0 0; }
.gs-data div { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s2); border-top: 1px solid var(--hairline); padding: 9px 0; }
.gs-data dt { color: var(--ink-muted); font-size: 13px; }
.gs-data dd { margin: 0; text-align: right; overflow-wrap: anywhere; font: 400 12px/1.45 var(--font-mono); }
.gs-decision { display: inline-flex; margin-top: var(--s3); border: 1px solid var(--hairline-strong); border-radius: var(--r-pill); padding: 8px 13px; color: var(--warn-ink); font: 400 12px/1 var(--font-mono); letter-spacing: .08em; }
.gs-decision[data-decision="approve"] { color: var(--ok-ink); border-color: #98B5A5; background: #EAF2EC; }
.gs-decision[data-decision="step_up"] { color: var(--warn-ink); border-color: #C3A968; background: #F8EFD9; }
.gs-decision[data-decision="decline"] { color: var(--fail-ink); border-color: #C99A88; background: #F6E7E1; }
.gs-checks { display: flex; flex-wrap: wrap; gap: 7px; margin-top: var(--s3); }
.gs-check { border: 1px solid var(--hairline-strong); border-radius: var(--r-pill); padding: 5px 9px; color: var(--ink-muted); background: var(--paper); font-size: 12px; }
.gs-check.is-ok { color: var(--ok-ink); border-color: #AFC2B4; background: #EDF3EE; }
.gs-check.is-no { color: var(--fail-ink); border-color: #CFAB9D; background: #F7EAE5; }

.gs-evidence-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s2); margin-top: var(--s2); }
.gs-evidence-card { border: 1px solid var(--hairline); border-radius: var(--r-lg); background: var(--surface-2); padding: var(--s3); }
.gs-evidence-card h3 { font-size: var(--fs-h3); margin-top: var(--s1); }
.gs-evidence-card ol, .gs-evidence-card ul { margin: var(--s3) 0 0; padding-left: 1.25rem; }
.gs-evidence-card li { color: var(--ink-muted); font-size: var(--fs-body2); padding: 6px 0; }
.gs-evidence-card li strong { color: var(--ink); }
.gs-result-boundary { margin-top: var(--s3); border-left: 3px solid var(--hairline-strong); padding-left: var(--s2); color: var(--ink-muted); max-width: 86ch; font-size: 13px; line-height: 1.55; }

.gs-lab-section { background: var(--vault); color: var(--text-vault); }
.gs-lab-section .eyebrow { color: #D7B9A9; }
.gs-lab-intro { display: grid; grid-template-columns: 1.45fr .55fr; gap: var(--s5); align-items: end; }
.gs-lab-intro h2 { color: var(--text-vault); margin-top: var(--s1); }
.gs-lab-intro p { color: var(--text-vault-muted); max-width: 68ch; margin-top: var(--s2); }
.gs-lab-action { display: grid; gap: var(--s2); justify-items: start; }
.gs-lab-action span { color: var(--text-vault-muted); font-size: 13px; }
.gs-lab-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid #403A33; border-radius: var(--r-lg); margin-top: var(--s5); overflow: hidden; }
.gs-lab-summary div { padding: var(--s3); background: var(--vault-raised); border-right: 1px solid #403A33; }
.gs-lab-summary div:last-child { border-right: 0; }
.gs-lab-summary span { display: block; color: var(--text-vault-muted); font-size: 12px; }
.gs-lab-summary b { display: block; color: var(--text-vault); margin-top: var(--s1); font: 460 24px/1.1 var(--font-display); overflow-wrap: anywhere; }
.gs-table-wrap { margin-top: var(--s2); overflow-x: auto; border: 1px solid #403A33; border-radius: var(--r-lg); }
.gs-table-wrap table { width: 100%; min-width: 760px; border-collapse: collapse; background: var(--vault-raised); font-size: 13px; }
.gs-table-wrap caption { text-align: left; color: var(--text-vault-muted); padding: var(--s2); border-bottom: 1px solid #403A33; }
.gs-table-wrap th, .gs-table-wrap td { padding: 12px var(--s2); text-align: right; border-bottom: 1px solid #403A33; }
.gs-table-wrap th:first-child, .gs-table-wrap td:first-child { text-align: left; }
.gs-table-wrap th { color: var(--text-vault-muted); font-weight: 500; }
.gs-table-wrap td { color: var(--text-vault); font-family: var(--font-mono); }
.gs-table-wrap tr:last-child td { border-bottom: 0; }
.gs-governance { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s2); margin-top: var(--s2); }
.gs-governance article { border: 1px solid #403A33; border-radius: var(--r-lg); background: var(--vault-raised); padding: var(--s3); }
.gs-governance h3 { color: var(--text-vault); font-size: var(--fs-h3); margin-top: var(--s1); }
.gs-governance p, .gs-governance li { color: var(--text-vault-muted); font-size: 13px; }
.gs-governance p { margin-top: var(--s2); }
.gs-governance ul { padding-left: 1.1rem; margin: var(--s2) 0 0; }
.gs-governance li { padding: 4px 0; }
.gs-governance .gs-data { margin-top: var(--s2); }
.gs-governance .gs-data div { border-color: #403A33; }
.gs-governance .gs-data dt { color: var(--text-vault-muted); }
.gs-governance .gs-data dd { color: var(--text-vault); }
.gs-lab-section .gs-result-boundary { border-color: #665B4F; color: var(--text-vault-muted); }

.gs-pilot { display: grid; grid-template-columns: .8fr 1.2fr; gap: var(--s5); border-top: 1px solid var(--hairline-strong); border-bottom: 1px solid var(--hairline-strong); padding: var(--s4) 0; }
.gs-pilot h2 { max-width: 17ch; margin-top: var(--s1); }
.gs-pilot ol { margin: 0; padding-left: 1.25rem; }
.gs-pilot li { color: var(--ink-muted); padding: 8px 0; }
.gs-pilot li b { color: var(--ink); }

@media (max-width: 900px) {
  .gs-hero__grid, .gs-lab-intro, .gs-pilot { grid-template-columns: 1fr; }
  .gs-checkpoint-grid { grid-template-columns: 1fr 1fr; }
  .gs-checkpoint-card--observed { grid-column: 1 / -1; }
  .gs-hero__brief { max-width: 580px; }
  .gs-pipeline { grid-template-columns: repeat(2, 1fr); }
  .gs-pipeline__step:nth-child(2) { border-right: 0; }
  .gs-pipeline__step:nth-child(-n+2) { border-bottom: 1px solid var(--hairline); }
  .gs-lab-summary { grid-template-columns: repeat(2, 1fr); }
  .gs-lab-summary div:nth-child(2) { border-right: 0; }
  .gs-lab-summary div:nth-child(-n+2) { border-bottom: 1px solid #403A33; }
  .gs-governance { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .gs-boundary { padding: var(--s3); }
  .gs-boundary__grid, .gs-checkpoint-grid, .gs-scenario-picker, .gs-results, .gs-evidence-row { grid-template-columns: 1fr; }
  .gs-checkpoint-card--observed { grid-column: auto; }
  .gs-scenario { min-height: auto; }
  .gs-runbar, .gs-section-head { align-items: flex-start; flex-direction: column; }
  .gs-runbar .btn { width: 100%; justify-content: center; }
  .gs-pipeline { grid-template-columns: 1fr; }
  .gs-pipeline__step { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .gs-pipeline__step:last-child { border-bottom: 0; }
  .gs-lab-summary { grid-template-columns: 1fr; }
  .gs-lab-summary div { border-right: 0; border-bottom: 1px solid #403A33; }
  .gs-lab-summary div:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .gs-scenario { transition: none; }
}