/* PayeeGuard: a ledger-and-vault look. Cool paper, deep teal for "verified", amber for "check", red for "stop". */
:root {
  --paper: #F4F6F5;
  --sheet: #FFFFFF;
  --ink: #12201E;
  --muted: #586664;
  --line: #D5DDDB;
  --accent: #0E5C52;
  --accent-ink: #FFFFFF;
  --accent-soft: #DCEDE9;
  --ok: #1D6B3F;
  --ok-soft: #DDF0E3;
  --warn: #8A5600;
  --warn-soft: #F8EBCF;
  --no: #B0261C;
  --no-soft: #F8E0DC;
  --display: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --radius: 8px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0E1514; --sheet: #151E1D; --ink: #E4ECEA; --muted: #98A6A3; --line: #2A3735;
    --accent: #6CCBB9; --accent-ink: #062621; --accent-soft: #163632; --ok: #7DD3A0; --ok-soft: #15301F;
    --warn: #E8B860; --warn-soft: #362A12; --no: #F0897E; --no-soft: #3A1916;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0E1514; --sheet: #151E1D; --ink: #E4ECEA; --muted: #98A6A3; --line: #2A3735;
  --accent: #6CCBB9; --accent-ink: #062621; --accent-soft: #163632; --ok: #7DD3A0; --ok-soft: #15301F;
  --warn: #E8B860; --warn-soft: #362A12; --no: #F0897E; --no-soft: #3A1916;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.6 var(--body); }
.wrap { max-width: 1120px; margin: 0 auto; padding-inline: 16px; }
a { color: var(--accent); }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.15; margin: 0; text-wrap: balance; letter-spacing: -0.015em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.15rem); font-weight: 650; }
h3 { font-size: 1.12rem; font-weight: 650; }
p { margin: 0; }
.eyebrow { font: 600 0.74rem/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.mono { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }

header.top { padding-block: 14px; border-bottom: 1px solid var(--line); background: var(--sheet); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.brand { font: 700 1.2rem/1 var(--display); color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 9px; letter-spacing: -0.02em; }
.brand svg { width: 26px; height: 26px; flex: none; }
nav.top-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 0.92rem; align-items: center; }
nav.top-links a { color: var(--muted); text-decoration: none; }
nav.top-links a:hover { color: var(--ink); }
nav.top-links a.btn { color: var(--accent-ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); border-radius: var(--radius); padding: 11px 18px; font: 600 0.95rem/1.1 var(--body); text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.sm { padding: 7px 12px; font-size: 0.85rem; }
.btn.danger { background: var(--no); border-color: var(--no); color: #fff; }
.btn.ghost.danger { background: transparent; color: var(--no); }
.linkish { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; }

.hero { padding-block: 48px 36px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.hero .lede { font-size: 1.14rem; margin-top: 16px; max-width: 36rem; color: var(--muted); }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 8px; }
.ticks li { padding-left: 26px; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 0.42em; width: 14px; height: 8px; border-left: 2.5px solid var(--ok); border-bottom: 2.5px solid var(--ok); transform: rotate(-45deg); }

.sheet { background: var(--sheet); border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.sheet h3 { margin-bottom: 8px; }
.band { padding-block: 56px; border-top: 1px solid var(--line); }
.band > .wrap > h2 { margin-bottom: 10px; }
.band > .wrap > p.muted { max-width: 46rem; margin-bottom: 26px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.grid4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stat-big { font: 700 2rem/1 var(--mono); color: var(--accent); letter-spacing: -0.03em; }

label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
input:not([type]), input[type=text], input[type=number], input[type=email], input[type=password], input[type=tel], input[type=url], input[type=search], select, textarea {
  width: 100%; font: 0.95rem/1.4 var(--body); color: var(--ink); background: var(--sheet); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
textarea { min-height: 110px; resize: vertical; }
textarea.mono, input.mono { font-family: var(--mono); font-size: 0.85rem; }
.field { margin-bottom: 14px; }
.field .hint { font-size: 0.82rem; color: var(--muted); margin-top: 5px; font-weight: 400; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 0.93rem; cursor: pointer; }
.check input { margin-top: 4px; width: 16px; height: 16px; accent-color: var(--accent); flex: none; }
details.more summary { cursor: pointer; color: var(--accent); font-size: 0.9rem; margin-bottom: 10px; }

/* Risk result */
.risk { border-radius: 12px; padding: 18px 20px; border: 1px solid var(--line); display: grid; gap: 4px; }
.risk .lvl { font: 700 0.78rem/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
.risk .big { font: 700 1.5rem/1.2 var(--display); }
.risk.high { background: var(--no-soft); border-color: var(--no); } .risk.high .lvl { color: var(--no); }
.risk.medium { background: var(--warn-soft); border-color: var(--warn); } .risk.medium .lvl { color: var(--warn); }
.risk.low { background: var(--ok-soft); border-color: var(--ok); } .risk.low .lvl { color: var(--ok); }
.reasons { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 10px; }
.reasons li { background: var(--sheet); border: 1px solid var(--line); border-left: 4px solid var(--line); border-radius: var(--radius); padding: 10px 14px; }
.reasons li.high { border-left-color: var(--no); } .reasons li.medium { border-left-color: var(--warn); } .reasons li.low { border-left-color: var(--muted); } .reasons li.info { border-left-color: var(--accent); }
.reasons li strong { display: block; margin-bottom: 2px; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; }
.steps li { counter-increment: s; padding-left: 38px; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 600 0.8rem/26px var(--mono); text-align: center; }

.pill { display: inline-block; padding: 2px 9px; border-radius: 99px; font: 600 0.74rem/1.6 var(--mono); letter-spacing: 0.02em; background: var(--accent-soft); color: var(--accent); white-space: nowrap; }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.no { background: var(--no-soft); color: var(--no); }
.pill.grey { background: var(--paper); color: var(--muted); border: 1px solid var(--line); }

.notice { border-radius: var(--radius); padding: 12px 14px; background: var(--accent-soft); border: 1px solid var(--line); font-size: 0.93rem; }
.notice.ok { background: var(--ok-soft); }
.notice.warn { background: var(--warn-soft); }
.notice.no { background: var(--no-soft); }
pre.code, code { font-family: var(--mono); font-size: 0.84rem; }
pre.code { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }

.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.plans .sheet { display: flex; flex-direction: column; gap: 10px; }
.plans .sheet.best { border: 2px solid var(--accent); }
.plans ul { padding-left: 18px; margin: 0; font-size: 0.92rem; display: grid; gap: 4px; }
.price { font: 700 2.1rem/1 var(--mono); letter-spacing: -0.04em; }
.price small { font: 500 0.85rem var(--body); color: var(--muted); letter-spacing: 0; }

.faq details { border-bottom: 1px solid var(--line); padding-block: 14px; }
.faq summary { font-weight: 600; cursor: pointer; }
.faq details p { margin-top: 8px; color: var(--muted); }

.flow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: f; }
.flow > div { padding: 18px 18px 18px 0; border-top: 3px solid var(--accent); counter-increment: f; position: relative; }
.flow > div + div { padding-left: 18px; }
.flow > div::before { content: "0" counter(f); font: 600 0.8rem/1 var(--mono); color: var(--accent); display: block; margin-bottom: 10px; }
.flow p { color: var(--muted); font-size: 0.94rem; margin-top: 6px; }

.prose { max-width: 760px; }
.prose h2 { margin: 34px 0 10px; font-size: 1.5rem; }
.prose h3 { margin: 22px 0 8px; }
.prose p, .prose ul, .prose ol { margin: 0 0 14px; }
.prose li { margin-bottom: 6px; }
.prose table { border-collapse: collapse; width: 100%; margin: 0 0 18px; font-size: 0.92rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose th { background: var(--accent-soft); }
.prose blockquote { margin: 0 0 16px; border-left: 4px solid var(--accent); padding: 8px 16px; background: var(--sheet); }

footer { border-top: 1px solid var(--line); padding-block: 28px; font-size: 0.86rem; color: var(--muted); margin-top: 40px; }
footer a { color: var(--muted); }

/* App */
.app-top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.app-top select { width: auto; min-width: 200px; padding: 7px 10px; }
.app-shell { padding-block: 22px 40px; min-height: 60vh; }
.app-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 22px; overflow-x: auto; scrollbar-width: thin; }
.app-tabs a { padding: 10px 14px; color: var(--muted); text-decoration: none; font-weight: 500; font-size: 0.93rem; border-bottom: 2px solid transparent; white-space: nowrap; }
.app-tabs a.on { color: var(--ink); border-bottom-color: var(--accent); }
.app-tabs a .count { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 99px; background: var(--no); color: #fff; font: 600 0.7rem/18px var(--mono); text-align: center; margin-left: 4px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.page-head p { margin-top: 4px; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat { background: var(--sheet); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .k { font-size: 0.8rem; color: var(--muted); }
.stat .v { font: 700 1.6rem/1.2 var(--mono); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--sheet); }
table.dt { border-collapse: collapse; width: 100%; font-size: 0.92rem; }
table.dt th { text-align: left; font: 600 0.74rem/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.dt td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.dt tr:last-child td { border-bottom: 0; }
table.dt tr.click { cursor: pointer; }
table.dt tr.click:hover td { background: var(--accent-soft); }
table.dt tr.lvl-stop td { background: var(--no-soft); }
table.dt tr.lvl-check td { background: var(--warn-soft); }
.empty { text-align: center; padding: 34px 16px; color: var(--muted); }
.alert-list { display: grid; gap: 8px; }
.alert { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start; background: var(--sheet); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius); padding: 12px 14px; }
.alert.high { border-left-color: var(--no); } .alert.medium { border-left-color: var(--warn); }
.alert.unseen { box-shadow: 0 0 0 1px var(--accent) inset; }
.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.timeline li { padding: 0 0 16px 18px; position: relative; }
.timeline li::before { content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--sheet); border: 2px solid var(--accent); }
.timeline li.done::before { background: var(--accent); }
.timeline li.bad::before { border-color: var(--no); background: var(--no); }
.wf { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.wf-step { border: 1px solid var(--line); border-radius: 12px; background: var(--sheet); margin-bottom: 14px; overflow: hidden; }
.wf-step > header { display: flex; gap: 12px; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.wf-step > header .n { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--line); display: grid; place-items: center; font: 600 0.8rem var(--mono); flex: none; }
.wf-step.done > header .n { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.wf-step.now > header .n { border-color: var(--accent); color: var(--accent); }
.wf-step.bad > header .n { background: var(--no); border-color: var(--no); color: #fff; }
.wf-step > .body { padding: 16px 18px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: 0.93rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.big-number { font: 600 1.15rem/1.4 var(--mono); letter-spacing: 0.04em; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 14px; }
.auth { max-width: 440px; margin: 30px auto; }
.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: var(--radius); font-size: 0.9rem; z-index: 50; max-width: calc(100% - 32px); }
dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--sheet); color: var(--ink); padding: 0; width: min(560px, calc(100% - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, 0.45); }
dialog .dlg { padding: 22px; }
.drop { border: 2px dashed var(--line); border-radius: 12px; padding: 26px; text-align: center; background: var(--sheet); }
.drop.over { border-color: var(--accent); background: var(--accent-soft); }

/* Printable certificate */
.cert { background: #fff; color: #111; max-width: 820px; margin: 0 auto; padding: 36px; border: 1px solid #ccc; }
.cert h1 { font-size: 1.6rem; }
.cert table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-top: 10px; }
.cert th, .cert td { border: 1px solid #bbb; padding: 6px 8px; text-align: left; vertical-align: top; }
.cert .hash { font: 0.7rem var(--mono); word-break: break-all; color: #444; }
@media print {
  header.top, footer, .app-tabs, .no-print, .app-top { display: none !important; }
  body { background: #fff; }
  .app-shell { padding: 0; }
  .cert { border: 0; padding: 0; max-width: none; }
}

@media (max-width: 900px) {
  .hero-grid, .grid2, .grid3, .wf { grid-template-columns: 1fr; }
  .grid4, .stats, .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow { grid-template-columns: 1fr 1fr; }
  .flow > div + div { padding-left: 0; }
  .flow > div:nth-child(even) { padding-left: 18px; }
}
@media (max-width: 560px) {
  .grid4, .stats, .plans, .flow, .row2, .row3 { grid-template-columns: 1fr; }
  .flow > div:nth-child(even) { padding-left: 0; }
  .kv { grid-template-columns: 1fr; gap: 2px; }
  .kv dd { margin-bottom: 8px; }
  .alert { grid-template-columns: 1fr; }
  h1 { font-size: 2rem; }
}