/* PaymentForge practical-learning features: shared stylesheet.
   Loaded after site.css and pf-theme.css. Uses the pf-theme palette
   variables (--pf-navy, --pf-indigo, --pf-teal, --pf-amber, --pf-bg).
   New files only: copy to dist/assets on integration. Do not edit
   site.css or pf-theme.css for feature work. */

/* Page shell */
.pf-feature{max-width:1180px;margin:0 auto;padding:0 20px 48px}
.pf-feature .crumbs{margin:18px 0 6px;font-size:.92rem;color:#4A5A73}
.pf-feature .crumbs a{color:var(--pf-indigo)}
.pf-feature h1{margin:6px 0 8px}
.pf-feature .lede{color:#33415C;max-width:78ch;font-size:1.06rem}
.pf-note{background:#EAF4F3;border:1px solid #BFE3DF;border-left:4px solid var(--pf-teal);border-radius:10px;padding:12px 16px;margin:16px 0;color:#0B3B37}
.pf-note b{color:var(--pf-navy)}
.pf-warn{background:#FDF1E2;border:1px solid #F0D3A8;border-left:4px solid var(--pf-amber);border-radius:10px;padding:12px 16px;margin:16px 0;color:#5B3410}

/* Cards, grids, KPIs */
.pf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:18px 0}
.pf-card{background:#fff;border:1px solid #E2E8F0;border-top:4px solid var(--pf-teal);border-radius:14px;box-shadow:var(--pf-shadow);padding:18px 20px;min-width:0}
.pf-card.amber{border-top-color:var(--pf-amber)}
.pf-card.indigo{border-top-color:var(--pf-indigo)}
.pf-card h2,.pf-card h3{margin-top:0}
.pf-card p{color:#4A5A73}
.pf-kpi{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0}
.pf-kpi .kpi{background:#fff;border:1px solid #E2E8F0;border-radius:12px;box-shadow:var(--pf-shadow);padding:12px 18px;min-width:140px}
.pf-kpi .kpi b{display:block;font-size:1.5rem;color:var(--pf-navy);line-height:1.2}
.pf-kpi .kpi span{font-size:.88rem;color:#4A5A73}

/* Buttons */
.pf-btn{display:inline-block;background:var(--pf-teal);color:#04211D;border:1px solid var(--pf-teal);border-radius:10px;font-weight:700;padding:10px 18px;cursor:pointer;text-decoration:none;font-size:.95rem;transition:transform .12s,box-shadow .12s}
.pf-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(23,36,59,.18);text-decoration:none}
.pf-btn.secondary{background:#fff;color:var(--pf-navy);border:1px solid #CBD5E1}
.pf-btn.amber{background:var(--pf-amber);border-color:var(--pf-amber);color:#17243B}
.pf-btn.danger{background:#fff;color:#8A1F1F;border:1px solid #D86A6A}
.pf-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.pf-btnrow{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}

/* Tables (scroll inside, never blow the page out) */
.pf-tablewrap{overflow-x:auto;border:1px solid #E2E8F0;border-radius:12px;background:#fff;box-shadow:var(--pf-shadow);margin:16px 0}
.pf-tablewrap table{margin:0;border:0}
.pf-tablewrap th{background:var(--pf-navy);color:#fff;font-size:.92rem;white-space:nowrap}
.pf-tablewrap td{border-color:#E2E8F0;color:var(--pf-navy);font-size:.92rem;white-space:nowrap}
.pf-tablewrap td.wrap,.pf-tablewrap th.wrap{white-space:normal;min-width:160px}
.pf-tablewrap tr.hl td{background:#E3F5F3}
.pf-tablewrap tr.bad td{background:#FBE9E9}
.pf-tablewrap tr.warnrow td{background:#FDF1E2}
.pf-tablewrap input[type="checkbox"]{width:18px;height:18px;accent-color:var(--pf-teal)}

/* Tabs */
.pf-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 0;border-bottom:2px solid #E2E8F0}
.pf-tabs button{background:none;border:0;border-bottom:3px solid transparent;padding:10px 14px;font-weight:700;color:#4A5A73;cursor:pointer;font-size:.95rem}
.pf-tabs button[aria-selected="true"]{color:var(--pf-navy);border-bottom-color:var(--pf-teal)}
.pf-tabpanel{padding:18px 0}

/* Forms */
.pf-field{margin:12px 0}
.pf-field label{display:block;font-weight:700;margin-bottom:6px;color:var(--pf-navy)}
.pf-field input[type="text"],.pf-field input[type="number"],.pf-field select,.pf-field textarea{width:100%;border:1px solid #CBD5E1;border-radius:10px;padding:10px 12px;font:inherit;color:var(--pf-navy);background:#fff}
.pf-field textarea{min-height:110px;resize:vertical}
.pf-field .hint{font-size:.88rem;color:#4A5A73;margin-top:4px}
.pf-inline{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.pf-inline .pf-field{flex:1 1 160px;margin:0}

/* Timeline + logs */
.pf-timeline{list-style:none;margin:16px 0;padding:0;position:relative}
.pf-timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:#CBD5E1}
.pf-timeline li{position:relative;padding:0 0 16px 36px}
.pf-timeline li::before{content:"";position:absolute;left:4px;top:4px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--pf-teal)}
.pf-timeline li.bad::before{border-color:#D86A6A}
.pf-timeline li.warn::before{border-color:var(--pf-amber)}
.pf-timeline li b{display:block;color:var(--pf-navy)}
.pf-timeline li span{color:#4A5A73;font-size:.92rem}
.pf-log{background:#0B1B30;color:#C7E8E2;border-radius:12px;padding:16px 18px;font-family:Consolas,Menlo,monospace;font-size:.85rem;line-height:1.6;overflow-x:auto;white-space:pre-wrap;margin:16px 0}
.pf-log .err{color:#FCA5A5}
.pf-log .ok{color:#5EEAD4}
.pf-log .warn{color:#FCD34D}

/* Lifecycle diagram */
.pf-flow{display:flex;gap:0;align-items:stretch;overflow-x:auto;padding:8px 2px 14px}
.pf-flow .node{flex:1 1 0;min-width:110px;background:#fff;border:2px solid #CBD5E1;border-radius:12px;padding:12px 10px;text-align:center;position:relative}
.pf-flow .node b{display:block;font-size:.9rem;color:var(--pf-navy)}
.pf-flow .node span{font-size:.8rem;color:#4A5A73}
.pf-flow .node.done{border-color:var(--pf-teal);background:#E3F5F3}
.pf-flow .node.active{border-color:var(--pf-amber);background:#FDF1E2;box-shadow:0 0 0 3px rgba(240,163,91,.25)}
.pf-flow .node.failed{border-color:#D86A6A;background:#FBE9E9}
.pf-flow .arrow{flex:0 0 26px;align-self:center;text-align:center;color:var(--pf-indigo);font-weight:700}

/* Score + feedback */
.pf-score{display:flex;gap:12px;align-items:center;flex-wrap:wrap;background:var(--pf-navy);color:#fff;border-radius:12px;padding:14px 18px;margin:16px 0}
.pf-score b{font-size:1.3rem;color:#5EEAD4}
.pf-score span{color:#CBD5E1}
.pf-score .bar{flex:1 1 160px;height:10px;background:rgba(255,255,255,.16);border-radius:99px;overflow:hidden}
.pf-score .bar i{display:block;height:100%;background:var(--pf-teal);border-radius:99px;transition:width .5s ease}
.pf-check{color:#0B6F68;font-weight:700}
.pf-cross{color:#8A1F1F;font-weight:700}
.pf-tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;border-radius:99px;padding:3px 10px;background:#E3F5F3;color:#0B6F68}
.pf-tag.amber{background:#FDF1E2;color:#7A4510}
.pf-tag.red{background:#FBE9E9;color:#8A1F1F}
.pf-tag.grey{background:#E2E8F0;color:#33415C}

/* Code / XML panels */
.pf-code{background:#0B1B30;color:#C7E8E2;border-radius:12px;padding:16px 18px;font-family:Consolas,Menlo,monospace;font-size:.85rem;line-height:1.6;overflow-x:auto;white-space:pre;margin:16px 0}
.pf-code .hl{background:rgba(240,163,91,.25);color:#FDE68A}
.pf-code .bad{background:rgba(239,68,68,.3);color:#FCA5A5}

/* Practice index */
.pf-practice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin:20px 0}
.pf-practice-card{display:block;background:#fff;border:1px solid #E2E8F0;border-top:4px solid var(--pf-teal);border-radius:14px;box-shadow:var(--pf-shadow);padding:20px 22px;text-decoration:none;color:var(--pf-navy);transition:transform .12s,box-shadow .12s}
.pf-practice-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(23,36,59,.14);text-decoration:none}
.pf-practice-card b{display:block;font-size:1.1rem;margin-bottom:6px}
.pf-practice-card span{display:block;font-size:.93rem;line-height:1.55;color:#4A5A73}
.pf-practice-card .meta{margin-top:12px;font-size:.78rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#0B6F68}

/* Mobile */
@media(max-width:760px){
  .pf-feature{padding:0 14px 40px}
  .pf-grid,.pf-practice-grid{grid-template-columns:1fr}
  .pf-flow{flex-direction:column}
  .pf-flow .node{min-width:0}
  .pf-flow .arrow{transform:rotate(90deg);flex-basis:22px}
  .pf-score{flex-direction:column;align-items:flex-start}
  .pf-tablewrap td,.pf-tablewrap th{font-size:.85rem;padding:.5rem .6rem}
}
@media(max-width:480px){
  .pf-btn{padding:10px 14px;font-size:.9rem}
  .pf-kpi .kpi{min-width:0;flex:1 1 45%}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}