:root {
  --bg: #ffffff;
  --ink: #050607;
  --text: #111214;
  --muted: #626871;
  --line: #d8dde2;
  --surface: #f5f6f7;
  --surface-dark: #101417;
  --blue: #358deb;
  --blue-strong: #1976d2;
  --danger: #b91c1c;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.24);
  --radius: 6px;
  --content: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

:focus-visible { outline: 3px solid rgba(53, 141, 235, 0.35); outline-offset: 3px; }

a {
  color: inherit;
  text-decoration: none;
}

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

[hidden] {
  display: none !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: #000;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.nav-shell {
  width: min(var(--content), calc(100% - 72px));
  min-height: 76px;
  display: grid;
  grid-template-columns: minmax(260px, 420px) 1fr;
  align-items: center;
  gap: 24px;
  margin: 0 auto;
  padding: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.82);
  object-fit: cover;
  object-position: center;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
}

.brand small {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
  font-weight: 500;
}

.nav-actions,
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
}

.icon-link {
  color: rgba(255, 255, 255, 0.84);
  font-size: 16px;
  font-weight: 800;
  transition: color 160ms ease;
}

.icon-link:hover {
  color: #fff;
}

.nav-actions { justify-content: flex-end; }

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  padding: 0 22px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button-nav {
  min-height: 40px;
  padding: 0 15px;
  border-color: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.button-dark {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.button-dark:hover {
  border-color: var(--blue-strong);
  background: var(--blue-strong);
}

.button-light {
  border-color: rgba(255, 255, 255, 0.82);
  background: rgba(0, 0, 0, 0.2);
  color: #fff;
}

.button-light:hover {
  background: #fff;
  color: #000;
}

.button-whatsapp {
  border-color: #000;
  background: #000;
  color: #fff;
}

.button-whatsapp:hover {
  border-color: var(--blue);
  background: var(--blue);
}

.hero {
  position: relative;
  min-height: min(720px, calc(100vh - 76px));
  overflow: hidden;
  background: #0a0d10;
  color: #fff;
  border-bottom: 1px solid #000;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.82) 0%, rgba(0, 0, 0, 0.58) 33%, rgba(0, 0, 0, 0.16) 72%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.08) 0%, rgba(0, 0, 0, 0.7) 100%),
    url("assets/hero-posventa-v2.png") center / cover no-repeat;
}

.hero-content,
.catalog-section,
.contact-section,
.site-footer {
  width: min(var(--content), calc(100% - 72px));
  margin: 0 auto;
}

.hero-content {
  position: relative;
  z-index: 1;
  min-height: min(720px, calc(100vh - 76px));
  display: flex;
  align-items: center;
  padding: 92px 0 104px;
}

.hero-copy { max-width: 680px; }

.hero-kicker {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 23px;
  font-weight: 500;
}

.hero-copy h1 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(50px, 6vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-line {
  display: block;
  width: 58px;
  height: 2px;
  margin: 26px 0 30px;
  background: #fff;
}

.hero-subtitle {
  max-width: 650px;
  margin: 0;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(23px, 2.6vw, 32px);
  line-height: 1.18;
  font-weight: 400;
}

.hero-text {
  max-width: 620px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 19px;
  line-height: 1.7;
}

.hero-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-top: 34px;
}

.hero-panel {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.58);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  padding: 26px;
}

.panel-topline,
.panel-grid {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.hero-product {
  margin: 30px 0;
  display: grid;
  grid-template-columns: minmax(120px, 190px) 1fr;
  gap: 22px;
  align-items: center;
}

.hero-product img {
  width: 100%;
  aspect-ratio: 1.25;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: #f7f8f9;
  object-fit: cover;
}

.hero-product span {
  color: rgba(255, 255, 255, 0.72);
}

.hero-product strong {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-size: clamp(27px, 3vw, 38px);
  line-height: 1.05;
}

.panel-grid span {
  flex: 1;
  border-top: 2px solid rgba(255, 255, 255, 0.75);
  padding-top: 16px;
}

.catalog-section {
  padding: 82px 0 96px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-label {
  display: block;
  margin-bottom: 12px;
  color: var(--blue-strong);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section-heading h2,
.contact-copy h2 {
  margin: 0;
  color: #08090a;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.05;
}

.section-heading p,
.contact-copy p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.catalog-count {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 1.6fr;
  gap: 16px;
  align-items: end;
  margin-bottom: 30px;
}

.search-box {
  display: grid;
  gap: 8px;
}

.search-box span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.search-box input {
  width: 100%;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 16px;
  color: var(--text);
  font: inherit;
  font-size: 15px;
  outline: none;
}

.search-box input:focus {
  border-color: #000;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-button {
  min-height: 43px;
  border: 1px solid #c9ced4;
  border-radius: var(--radius);
  background: #fff;
  padding: 0 16px;
  color: #30343a;
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
}

.filter-button.is-active {
  border-color: #000;
  background: #000;
  color: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.product-card:hover { border-color: #aeb5bd; box-shadow: 0 14px 38px rgba(7, 12, 18, 0.08); transform: translateY(-2px); }

.product-image {
  width: 100%;
  aspect-ratio: 1.12;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  object-fit: cover;
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  border-radius: var(--radius);
  background: #000;
  color: #fff;
  padding: 7px 9px;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.badge.is-oferta {
  background: var(--danger);
}

.badge.is-nuevo {
  background: var(--blue);
}

.badge-sold {
  right: 12px;
  left: auto;
  background: #3f444a;
}

.product-card.is-sold .product-image {
  filter: grayscale(0.8);
}

.product-card h3 {
  min-height: 48px;
  margin: 0;
  color: #090a0b;
  font-size: 19px;
  line-height: 1.28;
}

.product-meta {
  display: grid;
  gap: 4px;
  margin: 14px 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.product-description {
  flex: 1;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.product-price {
  margin: 17px 0 2px;
  color: #050607;
  font-size: 25px;
  font-weight: 900;
}

.product-stock { margin: 0 0 17px; color: var(--muted); font-size: 12px; font-weight: 700; }

.product-actions {
  display: grid;
  gap: 9px;
}

.product-actions .button {
  width: 100%;
  min-height: 41px;
  font-size: 13px;
}

.product-actions .button-light {
  border-color: #000;
  background: #fff;
  color: #000;
}

.product-actions .button-light:hover {
  border-color: var(--blue);
  color: var(--blue-strong);
}

.sold-note {
  min-height: 41px;
  display: flex;
  align-items: center;
  border: 1px solid #c9ced4;
  border-radius: var(--radius);
  margin: 0;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
}

.empty-state {
  margin: 32px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  color: var(--muted);
  text-align: center;
}

.contact-section {
  display: grid;
  width: 100%;
  max-width: none;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 48px;
  border-top: 0;
  background: #101417;
  color: #fff;
  padding: 72px max(36px, calc((100% - var(--content)) / 2));
}

.contact-copy h2 { color: #fff; }
.contact-copy p { color: rgba(255, 255, 255, 0.68); }

.contact-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.contact-item {
  display: grid;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  padding: 20px;
}

.contact-item span {
  color: rgba(255, 255, 255, 0.62);
}

.contact-item strong {
  color: #fff;
  font-size: 16px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  max-width: none;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: #050607;
  padding: 26px max(36px, calc((100% - var(--content)) / 2));
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.floating-whatsapp {
  position: fixed;
  right: 30px;
  bottom: 30px;
  z-index: 9999;
  width: 62px;
  height: 62px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: #55c763;
  color: #fff;
  padding: 0;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.22);
}

.floating-whatsapp svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

.floating-whatsapp:hover {
  background: #45b956;
}

.admin-page {
  min-height: 100vh;
  background: #f3f5f7;
}

.admin-nav-actions {
  justify-content: end;
}

.admin-user {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  font-weight: 800;
}

.admin-nav-actions #logoutButton {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.admin-nav-actions #logoutButton:hover {
  border-color: var(--blue-strong);
  background: var(--blue-strong);
}

.admin-shell {
  width: min(1440px, calc(100% - 64px));
  margin: 0 auto;
  padding: 54px 0 76px;
}

.admin-login {
  min-height: calc(100vh - 210px);
  display: grid;
  place-items: center;
}

.admin-login-panel {
  width: min(100%, 470px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 34px;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.08);
}

.admin-login-panel h1,
.admin-heading h1 {
  margin: 0;
  color: #08090a;
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.06;
}

.admin-login-panel p,
.admin-heading p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.admin-layout {
  display: grid;
  grid-template-columns: minmax(340px, 390px) 1fr;
  gap: 24px;
  align-items: start;
}

.admin-form,
.admin-products-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.admin-form {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.admin-form h2 {
  margin: 0;
  color: #08090a;
  font-size: 24px;
  line-height: 1.15;
}

.admin-form label {
  display: grid;
  gap: 8px;
  color: #353940;
  font-size: 13px;
  font-weight: 900;
}

.admin-form input,
.admin-form select,
.admin-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  outline: none;
}

.admin-form input,
.admin-form select {
  height: 44px;
  padding: 0 12px;
}

.admin-form textarea {
  min-height: 104px;
  resize: vertical;
  padding: 12px;
}

.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
  border-color: #000;
}

.admin-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.checkbox-field {
  min-height: 44px;
  display: flex !important;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px !important;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 12px;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
}

.image-preview {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 12px;
}

.image-preview span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.image-preview img {
  width: 100%;
  max-height: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  object-fit: contain;
}

.form-title-row,
.admin-products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.admin-secondary-button {
  min-height: 36px;
  border-color: #c9ced4;
  background: #fff;
  color: #20242a;
  padding: 0 12px;
  font-size: 12px;
}

.admin-message {
  min-height: 20px;
  margin: 0;
  color: var(--blue-strong);
  font-size: 13px;
  font-weight: 800;
}

.admin-products-panel {
  min-width: 0;
  padding: 20px;
}

.admin-products-toolbar {
  align-items: end;
  margin-bottom: 16px;
}

.admin-products-toolbar .search-box {
  width: min(100%, 430px);
}

.admin-filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.admin-filter-grid label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-filter-grid select {
  width: 100%;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  outline: none;
  text-transform: none;
}

.admin-filter-grid select:focus {
  border-color: #000;
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 840px;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid var(--line);
  padding: 14px 12px;
  text-align: left;
  vertical-align: middle;
}

.admin-table th {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-table td {
  color: #16191d;
  font-size: 14px;
  font-weight: 700;
}

.admin-product-cell {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 12px;
  align-items: center;
}

.admin-product-cell img {
  width: 58px;
  height: 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  object-fit: cover;
}

.admin-product-cell strong,
.admin-product-cell span,
.admin-product-cell small {
  display: block;
}

.admin-product-cell strong {
  color: #08090a;
}

.admin-product-cell span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.admin-product-cell small {
  margin-top: 4px;
  color: #4b525a;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.35;
}

.model-selector {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0;
  padding: 14px;
}

.model-selector legend {
  padding: 0 6px;
  color: #353940;
  font-size: 13px;
  font-weight: 900;
}

.model-selector p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.model-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.model-option {
  min-height: 34px;
  display: inline-flex !important;
  align-items: center;
  gap: 8px !important;
  border: 1px solid #c9ced4;
  border-radius: var(--radius);
  background: #fff;
  padding: 0 10px;
  color: #20242a;
  font-size: 12px !important;
  font-weight: 900;
}

.model-option input {
  width: 15px;
  height: 15px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: var(--radius);
  padding: 0 9px;
  font-size: 12px;
  font-weight: 900;
}

.status-pill.is-active {
  background: #e8f7ed;
  color: #176033;
}

.status-pill.is-sold {
  background: #eef1f4;
  color: #3f444a;
}

.status-pill.is-out-of-stock {
  background: #fff7e6;
  color: #9a5b00;
}

.status-pill.is-inactive {
  background: #fdecec;
  color: #991b1b;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.row-actions button {
  min-height: 32px;
  border: 1px solid #c9ced4;
  border-radius: var(--radius);
  background: #fff;
  color: #20242a;
  padding: 0 10px;
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.row-actions button:hover {
  border-color: #000;
}

.admin-table tbody tr:hover { background: #f8fafc; }

.excel-panel { display: grid; grid-template-columns: minmax(260px, 1fr) auto; align-items: center; column-gap: 28px; }
.excel-panel > p { grid-column: 1; }
.excel-panel .excel-actions { grid-column: 2; grid-row: 1 / span 2; }
.excel-panel #excelForm, .excel-panel #excelMessage, .excel-panel #excelErrors { grid-column: 1 / -1; }
.excel-help { color: var(--muted); font-size: 13px; }
.excel-panel { row-gap: 10px; }
#excelErrors:empty { display: none; }

@media (max-width: 980px) {
  .hero-content,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-content {
    gap: 38px;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-list { grid-template-columns: 1fr; }

  .excel-panel { grid-template-columns: 1fr; }
  .excel-panel .excel-actions,
  .excel-panel > p { grid-column: 1; grid-row: auto; }

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .nav-shell,
  .hero-content,
  .catalog-section,
  .contact-section,
  .admin-shell,
  .site-footer {
    width: min(100% - 28px, var(--content));
  }

  .nav-shell {
    min-height: 72px;
    grid-template-columns: 1fr auto;
  }

  .brand {
    gap: 10px;
  }

  .brand-logo {
    width: 44px;
    height: 44px;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand small,
  .icon-link {
    display: none;
  }

  .button-nav {
    min-height: 38px;
    padding: 0 12px;
    font-size: 13px;
  }

  .floating-whatsapp {
    right: 18px;
    bottom: 18px;
    width: 62px;
    height: 62px;
  }

  .floating-whatsapp svg {
    width: 35px;
    height: 35px;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    min-height: auto;
    padding: 64px 0 72px;
  }

  .hero-backdrop {
    background:
      linear-gradient(90deg, rgba(0, 0, 0, 0.88) 0%, rgba(0, 0, 0, 0.72) 58%, rgba(0, 0, 0, 0.42) 100%),
      linear-gradient(180deg, rgba(0, 0, 0, 0.12) 0%, rgba(0, 0, 0, 0.72) 100%),
      url("assets/hero-posventa-v2.png") 64% center / cover no-repeat;
  }

  .hero-kicker {
    font-size: 18px;
  }

  .hero-copy h1 {
    font-size: clamp(42px, 13vw, 56px);
  }

  .hero-subtitle {
    font-size: 24px;
  }

  .hero-text {
    font-size: 16px;
  }

  .hero-actions,
  .nav-actions,
  .site-footer,
  .section-heading,
  .admin-products-toolbar,
  .form-title-row {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-product {
    grid-template-columns: 1fr;
  }

  .panel-topline,
  .panel-grid {
    flex-direction: column;
  }

  .catalog-section {
    padding: 52px 0 60px;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-card h3 {
    min-height: auto;
  }

  .admin-shell {
    padding: 30px 0 52px;
  }

  .admin-login {
    min-height: auto;
    place-items: start;
  }

  .admin-login-panel,
  .admin-form,
  .admin-products-panel {
    padding: 18px;
  }

  .admin-field-grid {
    grid-template-columns: 1fr;
  }

  .admin-filter-grid {
    grid-template-columns: 1fr;
  }

  .contact-section { padding-left: 20px; padding-right: 20px; }
  .site-footer { padding-left: 20px; padding-right: 20px; }
}
/* Carga masiva desde Excel */
.excel-panel { margin-bottom: 28px; padding: 24px; border: 1px solid #dce2e7; border-radius: var(--radius); background: #fff; }
.excel-panel p { line-height: 1.6; margin: 0; }
.excel-panel > * { min-width: 0; }
.excel-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 12px 0; }
.excel-actions input { flex: 1; min-width: 0; max-width: 100%; }
.excel-preview-table { max-height: 340px; overflow: auto; margin-bottom: 16px; }
#excelErrors { color: #9e2323; max-height: 240px; overflow: auto; }
.excel-panel button:disabled { opacity: .5; cursor: not-allowed; }
@media (max-width: 600px) { .excel-panel { padding: 16px; } .excel-actions > * { width: 100%; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}