@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=DM+Serif+Display&display=swap');

:root {
  --bg: #f6f8f4;
  --bg-card: #ffffff;
  --bg-card-alt: #f0f3ec;
  --bg-sunken: #eef1e9;
  --border: #e1e6da;
  --text: #1a1f1b;
  --text-muted: #5b665a;
  --text-dim: #8a9387;
  --green: #5da83c;
  --green-dark: #3f7a2a;
  --green-light: #eaf5e1;
  --green-accent: #6fb74c;
  --red: #c0392b;
  --red-bg: #fbeae8;
  --yellow: #a3791f;
  --yellow-bg: #faf1de;
  --radius: 10px;
  --shadow: 0 8px 30px rgba(30,40,25,0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.55;
}

h1, h2, h3 { font-family: 'DM Serif Display', Georgia, serif; font-weight: 400; color: var(--text); margin: 0 0 8px; }
h1 { font-size: 30px; letter-spacing: -0.01em; }
h2 { font-size: 22px; }
h3 { font-size: 17px; }

a { color: var(--green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'DM Serif Display', serif;
  font-size: 19px;
  color: var(--text);
}
.topbar .brand img.logo-img { height: 32px; width: auto; display: block; }
.topbar .brand .sub { color: var(--text-dim); font-family: 'Outfit', sans-serif; font-size: 12px; margin-left: 4px; font-weight: 500; }
.topbar nav { display: flex; align-items: center; }
.topbar nav a { color: var(--text-muted); margin-left: 22px; font-size: 14px; font-weight: 500; }
.topbar nav a.active { color: var(--green-dark); }
.topbar nav a:hover { color: var(--green-dark); text-decoration: none; }
.topbar form { display: inline; }
.topbar button.link { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 14px; font-family: inherit; margin-left: 22px; }
.topbar button.link:hover { color: var(--red); }
.topbar .user-chip { font-size: 12.5px; color: var(--text-dim); margin-left: 22px; padding-left: 22px; border-left: 1px solid var(--border); }
.topbar .user-chip strong { color: var(--text); }
.topbar .role-pill { display:inline-block; font-size:10.5px; text-transform:uppercase; letter-spacing:.04em; padding:2px 7px; border-radius:20px; background:var(--green-light); color:var(--green-dark); font-weight:600; margin-left:6px; }

.container { max-width: 980px; margin: 0 auto; padding: 40px 32px 80px; }
.container.narrow { max-width: 480px; }
.container.wide { max-width: 1200px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--green-dark);
  font-weight: 600;
  margin-bottom: 6px;
  display: block;
}

label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; font-weight: 500; }
input[type=text], input[type=email], input[type=password], input[type=number], textarea, select {
  width: 100%;
  padding: 11px 13px;
  background: #fbfcfa;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  margin-bottom: 16px;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(93,168,60,0.15);
}
input[type=file] { color: var(--text-muted); margin-bottom: 16px; }
input[type=checkbox] { width: auto; margin: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: #ffffff;
  border: none;
  padding: 12px 22px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, transform 0.1s ease;
}
.btn:hover { background: var(--green-dark); color: #fff; }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.secondary:hover { border-color: var(--green); color: var(--green-dark); background: var(--green-light); }
.btn.danger { background: transparent; border: 1px solid #e8c3bd; color: var(--red); }
.btn.danger:hover { background: var(--red-bg); }
.btn.small { padding: 7px 14px; font-size: 12.5px; }
.btn.block { width: 100%; justify-content: center; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
th { color: var(--text-dim); font-weight: 500; text-transform: uppercase; font-size: 11px; letter-spacing: 0.06em; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-sunken); }

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge.borrador { background: var(--bg-sunken); color: var(--text-muted); }
.badge.enviado, .badge.notificado { background: var(--yellow-bg); color: var(--yellow); }
.badge.parcialmente_firmado, .badge.visualizado { background: var(--yellow-bg); color: var(--yellow); }
.badge.completado, .badge.firmado { background: var(--green-light); color: var(--green-dark); }
.badge.rechazado { background: var(--red-bg); color: var(--red); }
.badge.expirado { background: var(--bg-sunken); color: var(--text-dim); }
.badge.pendiente { background: var(--bg-sunken); color: var(--text-dim); }
.badge.admin { background: var(--green-light); color: var(--green-dark); }
.badge.usuario { background: var(--bg-sunken); color: var(--text-muted); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state h3 { color: var(--text-muted); }

.alert { padding: 12px 16px; border-radius: 8px; font-size: 13.5px; margin-bottom: 16px; }
.alert.error { background: var(--red-bg); border: 1px solid #e8c3bd; color: #96271a; }
.alert.info { background: var(--green-light); border: 1px solid #cfe6bd; color: var(--green-dark); }

.flex-row { display: flex; gap: 12px; align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.muted { color: var(--text-muted); }
.dim { color: var(--text-dim); font-size: 12.5px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }

.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { position: relative; padding: 0 0 18px 22px; border-left: 1px solid var(--border); margin-left: 4px; }
.timeline li:last-child { border-color: transparent; padding-bottom: 0; }
.timeline li::before { content: ''; position: absolute; left: -4.5px; top: 3px; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.timeline .ev-title { font-size: 13.5px; color: var(--text); font-weight: 500; }
.timeline .ev-meta { font-size: 11.5px; color: var(--text-dim); margin-top: 2px; }

.signer-row { display: grid; grid-template-columns: 1.3fr 1fr 1.5fr 80px 40px; gap: 10px; align-items: end; margin-bottom: 4px; }
.signer-row label { font-size: 11px; }

.otp-boxes { display: flex; gap: 8px; justify-content: center; margin: 20px 0; }
.otp-boxes input { width: 44px; height: 54px; text-align: center; font-size: 22px; font-weight: 600; margin-bottom: 0; padding: 0; }

.logo-mark { width: 32px; height: 32px; border-radius: 8px; background: linear-gradient(135deg, var(--green), var(--green-accent)); display:flex; align-items:center; justify-content:center; font-family:'DM Serif Display',serif; color:#fff; font-size:16px; flex-shrink: 0; }

.pdf-frame { width: 100%; height: 70vh; border: 1px solid var(--border); border-radius: 8px; background: #fafbf8; }

.sig-pad-wrap { border: 1.5px dashed var(--border); border-radius: 8px; background: #fbfcfa; position: relative; }
.sig-pad-wrap canvas { display: block; width: 100%; height: 180px; cursor: crosshair; touch-action: none; }
.sig-pad-hint { position: absolute; top: 50%; left: 0; right: 0; text-align: center; color: var(--text-dim); font-size: 13px; pointer-events: none; transform: translateY(-50%); }

.step-indicator { display: flex; gap: 8px; margin-bottom: 24px; }
.step-indicator span { flex: 1; height: 4px; border-radius: 4px; background: var(--border); }
.step-indicator span.active { background: var(--green); }

.field-editor-layout { display: grid; grid-template-columns: 1fr 240px; gap: 24px; }
.pages-scroll { max-height: 78vh; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; padding: 16px; background: #eef1e9; }
.pdf-page-wrap { position: relative; margin: 0 auto 20px; box-shadow: 0 4px 20px rgba(30,40,25,0.12); background: #fff; }
.pdf-page-wrap canvas { display: block; }
.field-box {
  position: absolute;
  border: 1.5px solid var(--green-dark);
  background: rgba(93,168,60,0.20);
  border-radius: 4px;
  cursor: move;
  font-size: 10px;
  color: #1a1f1b;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2px;
  user-select: none;
}
.field-box .remove-field { position: absolute; top: -8px; right: -8px; width: 16px; height: 16px; background: var(--red); border-radius: 50%; color: white; display:flex; align-items:center; justify-content:center; font-size: 10px; cursor: pointer; }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 6px; }
.editor-error { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.editor-error code { background: var(--bg-sunken); padding: 2px 6px; border-radius: 4px; font-size: 12px; }
.btn-placing { background: var(--yellow) !important; color: #fff !important; }
.tab-archivo.active { background: var(--green); color: #fff; border-color: var(--green); }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.stat-card .stat-value { font-family: 'DM Serif Display', serif; font-size: 32px; color: var(--text); }
.stat-card .stat-label { color: var(--text-dim); font-size: 12.5px; text-transform: uppercase; letter-spacing: .04em; margin-top: 4px; }
.stat-card.accent .stat-value { color: var(--green-dark); }

.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.bar-row .bar-label { width: 140px; font-size: 12.5px; color: var(--text-muted); flex-shrink: 0; }
.bar-track { flex: 1; height: 10px; background: var(--bg-sunken); border-radius: 6px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--green); border-radius: 6px; }
.bar-row .bar-value { width: 34px; text-align: right; font-size: 12.5px; color: var(--text-dim); }

.logo-upload-preview { display:flex; align-items:center; gap:16px; margin-bottom: 16px; }
.logo-upload-preview img { max-height: 56px; max-width: 180px; border: 1px solid var(--border); border-radius: 8px; padding: 8px; background: #fff; }

@media (max-width: 720px) {
  .field-editor-layout { grid-template-columns: 1fr; }
  .signer-row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .container { padding: 24px 16px 60px; }
}