@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;900&family=Barlow:wght@300;400;500;600&family=Barlow+Condensed:wght@600;700&display=swap');

:root {
  --rojo: #C8102E;
  --rojo-oscuro: #8B0A1E;
  --rojo-claro: #e8193a;
  --negro: #111111;
  --gris-oscuro: #1e1e1e;
  --gris-medio: #444;
  --gris-claro: #f5f4f0;
  --blanco: #FAFAF8;
  --dorado: #C9A84C;
  --sombra: 0 4px 24px rgba(0,0,0,0.12);
  --sombra-fuerte: 0 8px 40px rgba(0,0,0,0.2);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Barlow', sans-serif;
  background: var(--gris-claro);
  color: var(--negro);
  min-height: 100vh;
}

/* ── TOPBAR ─────────────────────────────────── */
.topbar {
  background: var(--negro);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 3px solid var(--rojo);
}

.topbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-logo img {
  height: 40px;
  width: 40px;
  object-fit: contain;
  border-radius: 50%;
}

.topbar-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.topbar-logo-text .nombre {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blanco);
}

.topbar-logo-text .subtitulo {
  font-size: 0.65rem;
  font-weight: 300;
  color: #aaa;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-nav a {
  color: #ccc;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.topbar-nav a:hover { color: var(--blanco); }

.btn-logout {
  background: transparent;
  border: 1px solid #444;
  color: #aaa;
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: 'Barlow', sans-serif;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s;
}

.btn-logout:hover { border-color: var(--rojo); color: var(--rojo); }

/* ── BOTONES GENERALES ──────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 4px;
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--rojo);
  color: var(--blanco);
}

.btn-primary:hover {
  background: var(--rojo-oscuro);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200,16,46,0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--negro);
  border: 1.5px solid #ccc;
}

.btn-secondary:hover {
  border-color: var(--negro);
  background: var(--negro);
  color: var(--blanco);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.78rem;
}

/* ── LOGIN ──────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  background: var(--negro);
  position: relative;
  overflow: hidden;
}

.login-deco {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(200,16,46,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.login-deco::before {
  content: '';
  position: absolute;
  right: -100px;
  top: 50%;
  transform: translateY(-50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  border: 1px solid rgba(200,16,46,0.1);
}

.login-deco::after {
  content: '';
  position: absolute;
  right: -50px;
  top: 50%;
  transform: translateY(-50%);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  border: 1px solid rgba(200,16,46,0.15);
}

.login-box {
  margin: auto;
  width: 100%;
  max-width: 420px;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

.login-logo-wrap {
  text-align: center;
  margin-bottom: 2.5rem;
}

.login-logo-wrap img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  border-radius: 50%;
  border: 3px solid var(--rojo);
  padding: 8px;
  background: rgba(255,255,255,0.05);
  margin-bottom: 1rem;
}

.login-logo-wrap h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blanco);
}

.login-logo-wrap p {
  font-size: 0.78rem;
  color: #666;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 4px;
}

.login-card {
  background: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  padding: 2rem;
}

.login-card h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  color: var(--blanco);
  margin-bottom: 0.4rem;
}

.login-card p {
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 1.8rem;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  background: #111;
  border: 1px solid #2a2a2a;
  border-radius: 4px;
  color: var(--blanco);
  font-family: 'Barlow', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--rojo);
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.btn-login {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
  padding: 14px;
  font-size: 0.95rem;
}

.login-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: #444;
  letter-spacing: 0.05em;
}

/* ── DASHBOARD ──────────────────────────────── */
.dashboard-page {
  background: var(--gris-claro);
}

.page-header {
  background: var(--blanco);
  border-bottom: 1px solid #e0ddd8;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--negro);
}

.page-header p {
  font-size: 0.85rem;
  color: var(--gris-medio);
  margin-top: 2px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1.5rem 2rem;
}

.stat-card {
  background: var(--blanco);
  border: 1px solid #e0ddd8;
  border-radius: 6px;
  padding: 1.2rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--rojo);
}

.stat-card .stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--negro);
  line-height: 1;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  margin-top: 4px;
}

.content-area {
  padding: 0 2rem 2rem;
}

.table-card {
  background: var(--blanco);
  border: 1px solid #e0ddd8;
  border-radius: 6px;
  overflow: hidden;
}

.table-toolbar {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #e0ddd8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.search-input {
  padding: 8px 14px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: 'Barlow', sans-serif;
  font-size: 0.9rem;
  width: 260px;
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus { border-color: var(--rojo); }

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  background: #f9f8f5;
  padding: 10px 16px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  border-bottom: 1px solid #e8e5e0;
}

.data-table td {
  padding: 13px 16px;
  border-bottom: 1px solid #f0ede8;
  font-size: 0.88rem;
  color: var(--negro);
}

.data-table tr:hover td { background: #faf9f6; }
.data-table tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-ok { background: #e8f5e9; color: #2e7d32; }
.badge-pending { background: #fff3e0; color: #e65100; }

.actions-cell { display: flex; gap: 6px; }

/* ── FORMULARIO DE EMISIÓN ──────────────────── */
.form-page {
  background: var(--gris-claro);
}

.form-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  max-width: 1200px;
}

.form-card {
  background: var(--blanco);
  border: 1px solid #e0ddd8;
  border-radius: 6px;
  overflow: hidden;
}

.form-card-header {
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid #e8e5e0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-card-header .icon {
  width: 32px;
  height: 32px;
  background: var(--rojo);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.form-card-header h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.form-card-body {
  padding: 1.5rem;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group-light label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #666;
  margin-bottom: 6px;
}

.form-group-light input,
.form-group-light textarea,
.form-group-light select {
  width: 100%;
  padding: 10px 13px;
  background: var(--blanco);
  border: 1.5px solid #e0ddd8;
  border-radius: 4px;
  color: var(--negro);
  font-family: 'Barlow', sans-serif;
  font-size: 0.92rem;
  transition: border-color 0.2s;
  outline: none;
}

.form-group-light input:focus,
.form-group-light textarea:focus,
.form-group-light select:focus {
  border-color: var(--rojo);
}

.form-group-light textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.6;
}

/* Drop Zone */
.dropzone {
  border: 2px dashed #d0cdc8;
  border-radius: 6px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--rojo);
  background: rgba(200,16,46,0.03);
}

.dropzone-icon {
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
  opacity: 0.4;
}

.dropzone p {
  font-size: 0.88rem;
  color: #888;
}

.dropzone span {
  color: var(--rojo);
  font-weight: 600;
}

.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 1rem;
}

.preview-item {
  aspect-ratio: 1;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  border: 1.5px solid #e0ddd8;
}

.preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-item .remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  background: rgba(0,0,0,0.7);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 0.7rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Panel lateral */
.side-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.summary-card {
  background: var(--negro);
  color: var(--blanco);
  border-radius: 6px;
  overflow: hidden;
}

.summary-card-header {
  background: var(--rojo);
  padding: 1rem 1.2rem;
}

.summary-card-header h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.summary-card-body {
  padding: 1.2rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #2a2a2a;
  font-size: 0.83rem;
}

.summary-item:last-child { border-bottom: none; }

.summary-item .s-label { color: #888; }
.summary-item .s-val { color: var(--blanco); font-weight: 500; }
.summary-item .s-val.ok { color: #4caf50; }

.emit-btn {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
  letter-spacing: 0.08em;
  border-radius: 4px;
}

/* Loading overlay */
.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 1000;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
}

.loading-overlay.active { display: flex; }

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--rojo);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1.5rem;
}

.loading-step {
  font-size: 0.85rem;
  color: #aaa;
  margin-top: 0.5rem;
  letter-spacing: 0.05em;
}

.loading-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── VISTA PÚBLICA ──────────────────────────── */
.cert-page {
  background: #0e0e0e;
  min-height: 100vh;
  font-family: 'Barlow', sans-serif;
  color: var(--blanco);
}

.cert-header {
  background: var(--negro);
  border-bottom: 1px solid #1e1e1e;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cert-header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cert-header-logo img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 50%;
  border: 2px solid var(--rojo);
}

.cert-header-text .org {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blanco);
}

.cert-header-text .sub {
  font-size: 0.65rem;
  color: #555;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.verified-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(76,175,80,0.1);
  border: 1px solid rgba(76,175,80,0.3);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #4caf50;
}

.cert-gallery {
  position: relative;
  background: #0a0a0a;
  overflow: hidden;
}

.gallery-main {
  width: 100%;
  aspect-ratio: 4/3;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

.gallery-thumbs {
  display: flex;
  gap: 4px;
  padding: 8px;
  background: #050505;
}

.gallery-thumb {
  width: 70px;
  height: 56px;
  object-fit: cover;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s;
  border: 2px solid transparent;
  flex-shrink: 0;
}

.gallery-thumb.active, .gallery-thumb:hover {
  opacity: 1;
  border-color: var(--rojo);
}

.cert-body {
  padding: 1.5rem;
  max-width: 680px;
  margin: 0 auto;
}

.cert-pieza-num {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 0.4rem;
}

.cert-nombre-pieza {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--blanco);
  margin-bottom: 0.3rem;
}

.cert-tecnica {
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.cert-divider {
  height: 1px;
  background: linear-gradient(to right, var(--rojo), transparent);
  margin: 1.5rem 0;
}

.cert-artesano-section h4 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 0.8rem;
}

.cert-artesano-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: #161616;
  border: 1px solid #222;
  border-radius: 6px;
  padding: 1.2rem;
}

.cert-artesano-avatar {
  width: 52px;
  height: 52px;
  background: var(--rojo);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.cert-artesano-info .nombre {
  font-weight: 600;
  font-size: 1rem;
  color: var(--blanco);
}

.cert-artesano-info .provincia {
  font-size: 0.8rem;
  color: #666;
  margin-top: 2px;
}

.cert-artesano-info .historia {
  font-size: 0.88rem;
  color: #aaa;
  line-height: 1.6;
  margin-top: 0.8rem;
}

.cert-materiales {
  margin-top: 1.5rem;
}

.cert-materiales h4 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 0.8rem;
}

.materiales-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.material-tag {
  background: #161616;
  border: 1px solid #2a2a2a;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: #aaa;
}

/* Bloque blockchain */
.cert-blockchain {
  margin-top: 2rem;
  background: #0a0a0a;
  border: 1px solid #1a1a1a;
  border-radius: 8px;
  overflow: hidden;
}

.blockchain-header {
  background: linear-gradient(135deg, #111 0%, #1a0a0e 100%);
  border-bottom: 1px solid #2a1520;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.blockchain-icon {
  width: 36px;
  height: 36px;
  background: var(--rojo);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.blockchain-header h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blanco);
}

.blockchain-header p {
  font-size: 0.72rem;
  color: #555;
  margin-top: 1px;
}

.blockchain-data {
  padding: 1.2rem;
}

.blockchain-row {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 0;
  border-bottom: 1px solid #1a1a1a;
}

.blockchain-row:last-child { border-bottom: none; }

.blockchain-row .bl-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #555;
}

.blockchain-row .bl-val {
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
  color: #888;
  word-break: break-all;
  line-height: 1.4;
}

.blockchain-row .bl-val.highlight { color: var(--rojo-claro); }

.verify-btn {
  width: 100%;
  justify-content: center;
  background: transparent;
  border: 1px solid #2a2a2a;
  color: #888;
  margin-top: 1rem;
  transition: all 0.2s;
}

.verify-btn:hover {
  border-color: var(--rojo);
  color: var(--blanco);
  background: rgba(200,16,46,0.08);
}

.cert-footer {
  text-align: center;
  padding: 2rem 1.5rem;
  border-top: 1px solid #1a1a1a;
  margin-top: 2rem;
}

.cert-footer p {
  font-size: 0.72rem;
  color: #444;
  letter-spacing: 0.08em;
}

/* ── RESPONSIVE ─────────────────────────────── */

/* Tablet (900px) */
@media (max-width: 900px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .form-layout { grid-template-columns: 1fr; max-width: 100%; padding: 1rem; }
  .side-panel { order: -1; }
  .data-table { font-size: 0.82rem; }
  .data-table th, .data-table td { padding: 10px 12px; }
}

/* Mobile (600px) */
@media (max-width: 600px) {

  /* Topbar */
  .topbar { padding: 0 1rem; height: 56px; }
  .topbar-logo-text .subtitulo { display: none; }
  .topbar-nav a { font-size: 0.78rem; }
  .topbar-nav { gap: 0.8rem; }

  /* Page header */
  .page-header {
    padding: 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
  .page-header h1 { font-size: 1.4rem; }
  .page-header .btn { width: 100%; justify-content: center; }

  /* Stats */
  .stats-row {
    padding: 0.8rem;
    gap: 0.6rem;
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-card { padding: 1rem; }
  .stat-card .stat-num { font-size: 1.8rem; }

  /* Tabla — scroll horizontal en mobile */
  .content-area { padding: 0 0.8rem 1rem; }
  .table-card { overflow-x: auto; }
  .data-table { min-width: 600px; }
  .table-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.8rem;
  }
  .search-input { width: 100%; }

  /* Formulario nuevo certificado */
  .form-layout { padding: 0.8rem; gap: 0.8rem; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .form-card-body { padding: 1rem; }
  .form-card-header { padding: 1rem; }
  .emit-btn { font-size: 0.9rem; padding: 14px; }

  /* Vista pública del certificado */
  .cert-header { padding: 0.8rem 1rem; }
  .cert-header-logo img { width: 36px; height: 36px; }
  .cert-header-text .org { font-size: 0.75rem; }
  .verified-badge { font-size: 0.65rem; padding: 5px 10px; }

  .gallery-main { max-height: 280px; }
  .gallery-thumb { width: 56px; height: 44px; }

  .cert-body { padding: 1.2rem 1rem; }
  .cert-nombre-pieza { font-size: 1.5rem; }
  .cert-pieza-num { font-size: 0.65rem; }

  .cert-artesano-card { flex-direction: column; gap: 0.8rem; }
  .cert-artesano-avatar { width: 44px; height: 44px; font-size: 1.2rem; }

  .blockchain-header { padding: 0.8rem 1rem; gap: 8px; }
  .blockchain-icon { width: 30px; height: 30px; font-size: 0.85rem; }
  .blockchain-header h4 { font-size: 0.8rem; }
  .blockchain-data { padding: 0.8rem 1rem; }
  .blockchain-row .bl-val { font-size: 0.72rem; }

  /* Login */
  .login-box { padding: 1.2rem; }
  .login-logo-wrap img { width: 80px; height: 80px; }
  .login-card { padding: 1.5rem; }
}

/* Mobile chico (375px) */
@media (max-width: 375px) {
  .topbar-logo-text .nombre { font-size: 0.82rem; }
  .cert-nombre-pieza { font-size: 1.3rem; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .gallery-thumb { width: 48px; height: 38px; }
}