/* PrivaDoc — hoja de estilos compartida */

:root {
  --pd-bg: #0b0f14;
  --pd-bg-soft: #121821;
  --pd-panel: #171f2a;
  --pd-panel-2: #1d2735;
  --pd-border: #263141;
  --pd-text: #eef2f7;
  --pd-text-dim: #9fb0c3;
  --pd-text-mute: #6b7a8d;
  --pd-accent: #4fd1c5;
  --pd-accent-2: #7c9eff;
  --pd-accent-strong: #2fe0c0;
  --pd-danger: #ff6b6b;
  --pd-warn: #ffb454;
  --pd-radius: 14px;
  --pd-radius-sm: 8px;
  --pd-max-w: 1120px;
  --pd-shadow: 0 10px 30px rgba(0,0,0,0.35);
  --pd-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--pd-font);
  background: var(--pd-bg);
  color: var(--pd-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--pd-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.pd-container {
  max-width: var(--pd-max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header / Nav ---------- */

.pd-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(11,15,20,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--pd-border);
}

.pd-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.pd-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--pd-text);
  letter-spacing: -0.02em;
}

.pd-logo:hover { text-decoration: none; }

.pd-logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--pd-accent), var(--pd-accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #06121a;
  font-size: 16px;
}

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

.pd-nav-links a {
  color: var(--pd-text-dim);
  font-size: 0.94rem;
  font-weight: 500;
}

.pd-nav-links a:hover { color: var(--pd-text); text-decoration: none; }

.pd-nav-cta {
  background: var(--pd-accent);
  color: #06181a !important;
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
}

.pd-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  color: var(--pd-text);
  padding: 6px 10px;
  font-size: 1.1rem;
}

/* ---------- Hero ---------- */

.pd-hero {
  padding: 56px 0 30px;
  text-align: center;
}

.pd-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(79,209,197,0.1);
  border: 1px solid rgba(79,209,197,0.3);
  color: var(--pd-accent);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.pd-hero h1 {
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.pd-hero h1 span { color: var(--pd-accent); }

.pd-hero p.pd-lead {
  color: var(--pd-text-dim);
  font-size: 1.08rem;
  max-width: 640px;
  margin: 0 auto 26px;
}

.pd-hero-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  margin-top: 22px;
  color: var(--pd-text-mute);
  font-size: 0.86rem;
}

.pd-hero-trust span { display: flex; align-items: center; gap: 6px; }

/* ---------- Ad slots ---------- */

.pd-ad-slot {
  max-width: var(--pd-max-w);
  margin: 26px auto;
  padding: 0 20px;
}

.pd-ad-slot .pd-ad-inner {
  border: 1px dashed var(--pd-border);
  border-radius: var(--pd-radius-sm);
  background: var(--pd-bg-soft);
  color: var(--pd-text-mute);
  font-size: 0.78rem;
  text-align: center;
  padding: 10px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.pd-ad-slot.pd-ad-banner .pd-ad-inner { min-height: 90px; }
.pd-ad-slot.pd-ad-inline .pd-ad-inner { min-height: 250px; max-width: 336px; margin: 0 auto; }

/* ---------- Editor / Tool ---------- */

.pd-tool {
  background: var(--pd-panel);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  box-shadow: var(--pd-shadow);
  padding: 22px;
  margin: 10px 0 40px;
}

.pd-dropzone {
  border: 2px dashed var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 46px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  background: var(--pd-bg-soft);
}

.pd-dropzone:hover,
.pd-dropzone:focus-visible,
.pd-dropzone.is-dragover {
  border-color: var(--pd-accent);
  background: rgba(79,209,197,0.05);
  outline: none;
}

.pd-dropzone-icon {
  font-size: 2.4rem;
  margin-bottom: 10px;
}

.pd-dropzone h3 {
  margin: 0 0 6px;
  font-size: 1.15rem;
}

.pd-dropzone p {
  color: var(--pd-text-mute);
  margin: 0;
  font-size: 0.9rem;
}

.pd-dropzone .pd-btn { margin-top: 16px; }

.pd-workspace[hidden],
.pd-empty[hidden] { display: none !important; }

.pd-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pd-border);
}

.pd-toolbar .pd-spacer { flex: 1; }

.pd-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--pd-border);
  background: var(--pd-panel-2);
  color: var(--pd-text);
  padding: 9px 16px;
  border-radius: var(--pd-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}

.pd-btn:hover { border-color: var(--pd-accent); background: #212c3c; }
.pd-btn:active { transform: translateY(1px); }
.pd-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.pd-btn:disabled:hover { border-color: var(--pd-border); background: var(--pd-panel-2); }

.pd-btn-primary {
  background: var(--pd-accent);
  border-color: var(--pd-accent);
  color: #06181a;
}

.pd-btn-primary:hover { background: var(--pd-accent-strong); border-color: var(--pd-accent-strong); }

.pd-btn-ghost {
  background: transparent;
}

.pd-status {
  font-size: 0.85rem;
  color: var(--pd-text-mute);
}

.pd-error {
  background: rgba(255,107,107,0.1);
  border: 1px solid rgba(255,107,107,0.35);
  color: #ffb3b3;
  padding: 10px 14px;
  border-radius: var(--pd-radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
}

.pd-error[hidden] { display: none !important; }

.pd-pages {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.pd-page {
  background: var(--pd-bg-soft);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius-sm);
  padding: 12px;
}

.pd-page-label {
  font-size: 0.78rem;
  color: var(--pd-text-mute);
  margin-bottom: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pd-page canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 6px;
  cursor: crosshair;
  touch-action: none;
  background: #fff;
}

.pd-hint {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  background: rgba(124,158,255,0.08);
  border: 1px solid rgba(124,158,255,0.25);
  color: #c4d3ff;
  padding: 10px 14px;
  border-radius: var(--pd-radius-sm);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

/* ---------- Sections ---------- */

.pd-section {
  padding: 46px 0;
  border-top: 1px solid var(--pd-border);
}

.pd-section h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.pd-section p {
  color: var(--pd-text-dim);
  max-width: 720px;
}

.pd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.pd-card {
  background: var(--pd-panel);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius-sm);
  padding: 20px;
}

.pd-card .pd-card-icon { font-size: 1.6rem; margin-bottom: 10px; }

.pd-card h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.pd-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--pd-text-mute);
}

.pd-steps {
  counter-reset: pd-step;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.pd-step {
  position: relative;
  padding-left: 46px;
}

.pd-step::before {
  counter-increment: pd-step;
  content: counter(pd-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--pd-panel-2);
  border: 1px solid var(--pd-accent);
  color: var(--pd-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
}

.pd-step h4 { margin: 4px 0 6px; font-size: 0.98rem; }
.pd-step p { margin: 0; font-size: 0.88rem; color: var(--pd-text-mute); }

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

.pd-usecase-pill {
  background: var(--pd-panel);
  border: 1px solid var(--pd-border);
  color: var(--pd-text-dim);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
}

.pd-faq details {
  border-bottom: 1px solid var(--pd-border);
  padding: 14px 0;
}

.pd-faq summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.98rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.pd-faq summary::-webkit-details-marker { display: none; }
.pd-faq summary::after { content: "+"; color: var(--pd-accent); font-size: 1.2rem; }
.pd-faq details[open] summary::after { content: "\2212"; }

.pd-faq p {
  margin: 10px 0 0;
  color: var(--pd-text-mute);
  font-size: 0.9rem;
}

/* ---------- Cross-links between use-case pages ---------- */

.pd-related {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.pd-related a {
  background: var(--pd-panel);
  border: 1px solid var(--pd-border);
  color: var(--pd-text);
  padding: 10px 16px;
  border-radius: var(--pd-radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
}

.pd-related a:hover { border-color: var(--pd-accent); text-decoration: none; }

/* ---------- Footer ---------- */

.pd-footer {
  border-top: 1px solid var(--pd-border);
  padding: 34px 0 26px;
  margin-top: 20px;
  color: var(--pd-text-mute);
  font-size: 0.85rem;
}

.pd-footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.pd-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.pd-footer-links a { color: var(--pd-text-mute); }
.pd-footer-links a:hover { color: var(--pd-text); }

.pd-footer-note {
  border-top: 1px solid var(--pd-border);
  padding-top: 16px;
  font-size: 0.78rem;
  line-height: 1.6;
}

/* ---------- Cookie banner ---------- */

.pd-cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 560px;
  margin: 0 auto;
  background: var(--pd-panel);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  box-shadow: var(--pd-shadow);
  padding: 18px 20px;
  z-index: 60;
  font-size: 0.86rem;
  color: var(--pd-text-dim);
}

.pd-cookie-banner[hidden] { display: none !important; }

.pd-cookie-banner p { margin: 0 0 12px; }

.pd-cookie-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- Legal pages ---------- */

.pd-legal {
  padding: 50px 0 60px;
}

.pd-legal h1 { font-size: 1.8rem; margin-bottom: 6px; }
.pd-legal .pd-updated { color: var(--pd-text-mute); font-size: 0.85rem; margin-bottom: 30px; }
.pd-legal h2 { font-size: 1.15rem; margin: 30px 0 10px; }
.pd-legal p, .pd-legal li { color: var(--pd-text-dim); font-size: 0.94rem; }
.pd-legal ul { padding-left: 20px; }

/* ---------- Responsive ---------- */

@media (max-width: 760px) {
  .pd-nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--pd-bg);
    border-bottom: 1px solid var(--pd-border);
    padding: 14px 20px 18px;
  }
  .pd-nav-links.pd-nav-open { display: flex; }
  .pd-nav-links a { padding: 8px 0; width: 100%; }
  .pd-nav-cta { display: inline-block; }
  .pd-nav-toggle { display: inline-flex; }
  .pd-header .pd-nav { position: relative; }
  .pd-hero { padding: 40px 0 20px; }
  .pd-tool { padding: 16px; }
  .pd-dropzone { padding: 34px 14px; }
}