:root {
  --bg: #eef2f5;
  --paper: #ffffff;
  --ink: #172033;
  --muted: #647084;
  --line: #d9e2ec;
  --soft: #f6f8fb;
  --accent: #126c61;
  --accent-ink: #073b35;
  --gold: #b9812f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}

.agreement-app {
  width: min(1080px, calc(100% - 32px));
  margin: 32px auto;
}

.compact-app {
  width: min(1240px, calc(100% - 32px));
}

.contract-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  color: #fff;
  background: #173b38;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px 8px 0 0;
}

.contract-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 680px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.06rem;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-stamp {
  min-width: 210px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-stamp span,
.hero-stamp strong {
  display: block;
}

.hero-stamp span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.hero-stamp strong {
  margin-top: 4px;
  color: #fff;
  font-size: 1rem;
}

.agreement-sheet {
  padding: clamp(22px, 5vw, 52px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 18px 42px rgba(19, 35, 54, 0.12);
}

.signed-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  gap: 28px;
  align-items: center;
  margin-bottom: 34px;
  padding: 24px;
  border: 1px solid #b8d8d2;
  border-radius: 8px;
  background: #f2faf8;
}

.signed-panel h2 {
  margin: 0 0 8px;
  font-size: 1.55rem;
}

.signed-panel p {
  margin: 0;
  color: var(--muted);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.mail-status {
  color: var(--muted);
  font-size: 0.92rem;
}

.barcode-box {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.contract-intro {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.contract-intro p {
  margin-bottom: 14px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

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

label {
  display: block;
}

label span {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.form-control {
  min-height: 46px;
  color: var(--ink);
  border-color: #cfd9e5;
  border-radius: 8px;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem rgba(18, 108, 97, 0.15);
}

.form-control[readonly] {
  background: #f8fafc;
  color: #334155;
}

.contract-body {
  padding: 30px 0 10px;
}

.contract-body p,
.contract-body li {
  color: #2d3748;
}

.contract-body h2 {
  margin: 28px 0 8px;
  font-size: 1.06rem;
  color: var(--accent-ink);
}

.contract-body h3 {
  margin: 22px 0 8px;
  font-size: 0.98rem;
  color: #3f4f64;
}

.contract-body ul {
  padding-left: 1.2rem;
}

.signature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 26px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.signature-block {
  min-height: 260px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.signature-block strong,
.signature-block > span {
  display: block;
}

.signature-block > span {
  color: var(--muted);
}

.company-signature {
  display: block;
  width: min(440px, 100%);
  height: auto;
  margin: 16px 0 12px;
}

.certify-line {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  margin-bottom: 18px;
}

.certify-line span {
  margin: 0;
  color: #344054;
  font-weight: 500;
}

.btn {
  border-radius: 8px;
  font-weight: 800;
}

.btn-dark {
  background: var(--ink);
  border-color: var(--ink);
}

.signature-barcode-wrap {
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.signature-barcode {
  display: block;
  width: 100%;
  max-width: 440px;
  fill: #111827;
}

.signature-barcode text {
  fill: #475569;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  letter-spacing: 0;
}

.admin-login {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(260px, 520px);
  justify-content: center;
  max-width: none;
  padding-top: 52px;
  padding-bottom: 52px;
}

.admin-login .btn,
.admin-login label {
  width: 100%;
}

.list-sheet {
  padding: 28px;
}

.list-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.list-toolbar span,
.signature-table span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
}

.signature-table {
  margin: 0;
}

.signature-table th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  white-space: nowrap;
}

.signature-table td {
  vertical-align: middle;
}

.signature-table code {
  color: var(--accent-ink);
  font-size: 0.88rem;
}

.signature-table a {
  color: var(--accent-ink);
  font-weight: 700;
  text-decoration: none;
}

.signature-table a:hover {
  text-decoration: underline;
}

.address-cell {
  min-width: 230px;
  max-width: 320px;
}

.email-cell {
  min-width: 190px;
}

.phone-cell {
  min-width: 140px;
}

.ip-cell {
  min-width: 150px;
}

.empty-state {
  padding: 36px;
  color: var(--muted);
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.settings-sheet {
  display: grid;
  gap: 26px;
}

.settings-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.bottom-actions {
  padding-top: 6px;
  border-top: 1px solid var(--line);
}

.settings-section {
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.settings-section h2 {
  margin: 0 0 16px;
  color: var(--accent-ink);
  font-size: 1.08rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.settings-check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 2px;
}

.settings-check span {
  margin: 0;
  color: var(--ink);
}

.signature-preview {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.signature-preview img {
  display: block;
  max-width: min(420px, 100%);
  height: auto;
}

@media (max-width: 820px) {
  .agreement-app,
  .compact-app {
    width: 100%;
    margin: 0;
  }

  .contract-hero {
    display: block;
    border-radius: 0;
  }

  .hero-stamp {
    margin-top: 22px;
  }

  .agreement-sheet {
    border-radius: 0;
    box-shadow: none;
  }

  .signed-panel,
  .field-grid,
  .signature-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .settings-actions {
    justify-content: stretch;
    flex-direction: column-reverse;
  }
}

@media print {
  body {
    background: #fff;
  }

  .agreement-app {
    width: 100%;
    margin: 0;
  }

  .contract-hero {
    color: #111;
    background: #fff;
    border: 0;
    border-bottom: 2px solid #111;
    border-radius: 0;
  }

  .hero-copy,
  .hero-stamp span,
  .mail-status,
  .btn {
    display: none !important;
  }

  .agreement-sheet {
    border: 0;
    box-shadow: none;
  }
}