/* ProofStamp brandkit v1.1 integration.
   Loaded after the legacy app styles so the product can adopt the canonical
   identity without changing hashing, receipt, email, or verification logic. */

:root {
  --navy: var(--ps-blue);
  --navy-soft: var(--ps-blue-hover);
  --green: var(--ps-blue);
  --green-dark: var(--ps-blue-hover);
  --green-pale: var(--ps-tint);
  --cream: var(--ps-white);
  --paper: var(--ps-white);
  --ink: var(--ps-graphite);
  --muted: var(--ps-muted);
  --line: var(--ps-border);
  --danger: var(--ps-danger);
  --danger-pale: #FAEFEE;
  --shadow: 0 12px 36px rgba(22, 45, 82, .08);
}

body {
  background: var(--ps-white);
  color: var(--ps-graphite);
  font-family: var(--ps-font-sans);
}

button,
input,
textarea {
  font-family: var(--ps-font-sans);
}

code,
#hash-value,
#receipt-summary .receipt-hash,
.verify-result code {
  font-family: var(--ps-font-mono);
}

.site-header,
.site-footer {
  width: min(1120px, calc(100% - 40px));
  max-width: 1120px;
  padding-left: 0;
  padding-right: 0;
}

.site-header {
  min-height: 78px;
  padding-top: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ps-border);
}

.brand {
  display: grid;
  justify-items: start;
  gap: 5px;
  color: var(--ps-blue);
}

.brand-wordmark {
  display: block;
  width: 190px;
  height: auto;
}

.brand-channel {
  color: var(--ps-muted);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
}

.hero,
.compact-hero {
  width: min(880px, calc(100% - 40px));
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 0 32px;
  text-align: left;
}

.hero h1,
.compact-hero h1,
.stage h2,
.verify-intro h2,
.explanation h2 {
  color: var(--ps-blue);
  font-family: var(--ps-font-sans);
}

.hero h1,
.compact-hero h1 {
  max-width: 760px;
  margin: 0 0 10px;
  font-size: clamp(2.45rem, 6vw, 4.25rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -.04em;
}

.hero > p,
.compact-hero p {
  max-width: 620px;
  margin: 0;
  color: var(--ps-muted);
  font-size: 1rem;
}

.stage h2,
.verify-intro h2,
.explanation h2 {
  font-weight: 600;
  letter-spacing: -.025em;
}

.eyebrow,
.stage-kicker {
  color: var(--ps-blue);
}

.tool-shell,
.mobile-tool-shell {
  border: 1px solid var(--ps-border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.tabs {
  border-bottom-color: var(--ps-border);
  background: var(--ps-surface);
}

.tab {
  color: var(--ps-muted);
  font-weight: 600;
}

.tab.active {
  border-bottom-color: var(--ps-blue);
  background: var(--ps-white);
  color: var(--ps-blue);
}

.primary-button,
.secondary-button,
.small-button,
.add-another-button {
  border-radius: 8px;
}

.primary-button {
  background: var(--ps-blue);
  box-shadow: none;
  color: var(--ps-white);
  font-weight: 600;
}

.primary-button:hover {
  background: var(--ps-blue-hover);
}

.capture-button.primary-button {
  border: 1px dashed #AEB8C4;
  background: var(--ps-surface);
  color: var(--ps-blue);
}

.capture-button.primary-button:hover {
  border-color: var(--ps-blue);
  background: var(--ps-tint);
}

.secondary-button,
.small-button,
.add-another-button {
  border-color: var(--ps-border);
  background: var(--ps-white);
  color: var(--ps-blue);
}

.secondary-button:hover,
.small-button:hover,
.add-another-button:hover {
  border-color: var(--ps-blue);
  background: var(--ps-tint);
}

.text-button,
.add-another-button,
.proof-details > summary,
.fingerprint-inline > summary {
  color: var(--ps-blue);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible,
.add-another-button:focus-visible,
.verify-method-info-button:focus-visible {
  outline: 3px solid rgba(22, 45, 82, .18);
  outline-offset: 2px;
}

.field input,
.field textarea,
.file-control {
  border-color: var(--ps-border);
  border-radius: 8px;
  color: var(--ps-graphite);
}

.field input:focus,
.field textarea:focus,
.file-control:focus {
  border-color: var(--ps-blue);
  box-shadow: 0 0 0 3px rgba(22, 45, 82, .10);
}

.drop-zone {
  border-color: #AEB8C4;
  border-radius: 12px;
  background: var(--ps-surface);
}

.drop-zone:hover,
.drop-zone.dragging {
  border-color: var(--ps-blue);
  background: var(--ps-tint);
}

.upload-icon {
  border: 1px solid var(--ps-blue);
  background: var(--ps-white);
  color: var(--ps-blue);
}

.file-preview {
  background: var(--ps-surface);
  color: var(--ps-muted);
}

.preview-file .icon-button {
  border-color: var(--ps-border);
  box-shadow: 0 2px 10px rgba(22, 45, 82, .10);
}

.hash-status,
.hash-card {
  border-color: #C9D3DF;
  background: var(--ps-tint);
  color: var(--ps-blue);
}

.hash-status {
  border: 1px solid #C9D3DF;
}

.hash-card code,
.hash-status code,
#receipt-summary .receipt-hash,
.result code {
  color: var(--ps-blue);
}

.fingerprint-inline code {
  border-top-color: rgba(22, 45, 82, .14);
  color: var(--ps-blue);
}

#receipt-summary .receipt-hash-label {
  color: var(--ps-blue);
}

.success-stage {
  color: var(--ps-graphite);
}

.success-mark {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 0;
  background: url('/brand/proof-point-card-marker.svg') center / contain no-repeat;
  color: transparent;
  font-size: 0;
}

.receipt-preview {
  border-color: var(--ps-border);
  border-radius: 12px;
}

.receipt-preview-header {
  background: var(--ps-blue);
}

.receipt-preview dd {
  color: var(--ps-graphite);
}

.attach-note,
.offline-note,
.keep-file-note {
  border-color: var(--ps-border);
  background: var(--ps-surface);
}

.verify-result {
  border-radius: 12px;
}

.verify-result.match {
  border-color: rgba(31, 107, 69, .28);
  background: #F0F7F3;
}

.verify-result.match .verify-result-icon {
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 0;
  background: url('/brand/proof-point-card-marker.svg') center / contain no-repeat;
  color: transparent;
  font-size: 0;
}

.verify-result.mismatch {
  border-color: rgba(166, 58, 50, .24);
  background: #FAEFEE;
}

.verify-result.mismatch .verify-result-icon {
  color: var(--ps-danger);
}

.verify-result h3 {
  color: var(--ps-graphite);
}

.verify-method-info-button,
.verify-method-info {
  border-color: var(--ps-border);
  color: var(--ps-blue);
}

.verify-method-info::before {
  border-color: var(--ps-border);
}

.limitation {
  border-radius: 12px;
  background: var(--ps-blue);
}

.site-footer {
  border-top-color: var(--ps-border);
}

.site-footer a:hover {
  color: var(--ps-blue-hover);
}

@media (max-width: 700px) {
  .site-header,
  .site-footer,
  .hero,
  .compact-hero {
    width: min(100% - 32px, 880px);
  }

  .site-header.compact-header {
    min-height: 74px;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .brand-wordmark {
    width: 164px;
  }

  .hero,
  .compact-hero {
    margin-top: 0;
    padding: 38px 0 26px;
  }

  .hero h1,
  .compact-hero h1 {
    font-size: clamp(2.15rem, 10vw, 3rem);
    letter-spacing: -.04em;
  }

  .mobile-tool-shell {
    border-radius: 12px;
  }

  .tool-shell.verify-info-open > .tabs {
    border-radius: 12px 12px 0 0;
  }
}