:root {
  --purple: #64388d;
  --purple-dark: #4f2877;
  --purple-soft: #f1eafa;
  --navy: #0b2341;
  --ink: #23282d;
  --muted: #878b92;
  --line: #dddddd;
  --paper: #ffffff;
  --bg: #f5f5f5;
  --ok: #16865b;
  --warn: #a76200;
  --bad: #b42318;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 "Karla", "Segoe UI", system-ui, -apple-system, sans-serif;
}

body::before {
  content: "";
  display: block;
  height: 5px;
  background: linear-gradient(90deg, var(--purple), #8b57b4 62%, var(--navy));
}

header {
  min-height: 88px;
  background: var(--paper);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px max(24px, calc((100vw - 1120px) / 2));
  border-bottom: 1px solid var(--line);
  box-shadow: 0 5px 18px rgba(11, 35, 65, .06);
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--navy);
  text-decoration: none;
  font-weight: 800;
}

.brand img {
  display: block;
  width: 240px;
  height: 68px;
  object-fit: contain;
}

.brand span {
  border-left: 1px solid var(--line);
  padding-left: 16px;
  color: var(--navy);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 22px;
  align-items: center;
}

nav a,
.link {
  color: var(--navy);
  text-decoration: none;
  background: none;
  border: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
}

nav a:hover,
.link:hover { color: var(--purple); }

nav form { margin: 0; }

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 46px 24px 72px;
  min-height: calc(100vh - 190px);
}

footer {
  border-top: 1px solid var(--line);
  background: var(--navy);
  color: rgba(255, 255, 255, .8);
  text-align: center;
  padding: 26px;
}

.hero {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 38px;
  align-items: center;
  padding: 52px 0;
}

.hero h1 {
  color: var(--navy);
  font-size: clamp(2.2rem, 5vw, 3.7rem);
  line-height: 1.04;
  margin: 0 0 20px;
  letter-spacing: -.03em;
}

.hero p {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 680px;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px;
  box-shadow: 0 12px 35px rgba(11, 35, 65, .07);
}

.stack { margin-top: 20px; }

.search {
  display: flex;
  gap: 10px;
}

.search input { flex: 1; }

.button,
button {
  border: 0;
  border-radius: 7px;
  background: var(--purple);
  color: #fff;
  padding: 11px 17px;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background .15s ease, transform .15s ease;
}

.button:hover,
button:hover {
  background: var(--purple-dark);
  transform: translateY(-1px);
}

.button.secondary {
  background: var(--purple-soft);
  color: var(--purple-dark);
}

.button.secondary:hover { background: #e5d8f1; }
.button.danger { background: var(--bad); }

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c8cbd0;
  border-radius: 7px;
  padding: 11px 12px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(100, 56, 141, .15);
  border-color: var(--purple);
}

.check { width: auto; }

label {
  display: block;
  color: var(--navy);
  font-weight: 800;
  margin-bottom: 5px;
}

.field small,
small { color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 19px;
}

.grid .wide { grid-column: 1 / -1; }

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.eyebrow {
  color: var(--purple);
  font-size: .78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .13em;
}

h1,
h2,
h3 { color: var(--navy); }

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 999px;
  padding: 6px 11px;
  font-weight: 900;
  font-size: .82rem;
}

.status.ok { background: #e8f7f1; color: var(--ok); }
.status.warn { background: #fff3dc; color: var(--warn); }
.status.bad { background: #feeceb; color: var(--bad); }

.validation {
  max-width: 800px;
  margin: 28px auto;
  border-top: 5px solid var(--purple);
}

.validation-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  border-bottom: 1px solid var(--line);
  padding-bottom: 20px;
}

.seal {
  width: 64px;
  height: 64px;
  flex: 0 0 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--purple-soft);
  color: var(--purple);
  font-size: 2rem;
  font-weight: 800;
}

.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px 26px;
  margin: 24px 0;
}

.fact span {
  display: block;
  color: var(--muted);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .09em;
}

.fact strong {
  display: block;
  color: var(--navy);
  margin-top: 2px;
}

.fact small {
  display: block;
  margin-top: 4px;
  line-height: 1.35;
}

.privacy {
  background: #f4eff9;
  border-left: 4px solid var(--purple);
  border-radius: 7px;
  padding: 14px 16px;
  color: #59616a;
  font-size: .9rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 26px rgba(11, 35, 65, .05);
}

th,
td {
  text-align: left;
  padding: 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--purple);
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .09em;
}

td a { color: var(--purple); font-weight: 800; }

.flash {
  padding: 13px 16px;
  border-radius: 7px;
  background: #e8f7f1;
  color: var(--ok);
  margin-bottom: 18px;
}

.error {
  padding: 13px 16px;
  border-radius: 7px;
  background: #feeceb;
  color: var(--bad);
  margin-bottom: 18px;
}

.qr {
  width: 180px;
  min-height: 180px;
  margin-top: 12px;
  background: #fff;
  padding: 10px;
  border: 1px solid var(--line);
}

.preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.preview-head h2 { margin: 3px 0 0; }

.pdf-preview {
  display: block;
  width: 100%;
  height: 430px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #e9eaec;
}

code {
  color: var(--purple-dark);
  word-break: break-all;
}

.share-code {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 7px;
}

.share-code code {
  flex: 1;
  padding: 12px 14px;
  border: 2px dashed #c9b3dc;
  border-radius: 7px;
  background: var(--purple-soft);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: .04em;
  text-align: center;
  word-break: normal;
}

.share-code button { flex: 0 0 auto; }

.login {
  max-width: 460px;
  margin: 46px auto;
  border-top: 5px solid var(--purple);
}

.login .field { margin-bottom: 16px; }

@media (max-width: 760px) {
  header {
    min-height: auto;
    padding: 14px 18px;
    align-items: flex-start;
    gap: 16px;
  }

  .brand { gap: 9px; }
  .brand img { width: 178px; height: 50px; }
  .brand span { display: none; }

  nav {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
    font-size: .9rem;
  }

  main { padding: 34px 22px 56px; }

  .hero,
  .grid { grid-template-columns: 1fr; }

  .facts { grid-template-columns: 1fr; }
  .search { flex-direction: column; }
  .share-code { align-items: stretch; flex-direction: column; }
  .preview-head { align-items: flex-start; flex-direction: column; }
  .pdf-preview { height: 360px; }

  table {
    display: block;
    overflow-x: auto;
  }
}