@layer reset, base, layout, components, views, admin, utilities;

/* ============ reset ============ */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; }
  html { -webkit-text-size-adjust: 100%; scroll-padding-top: 96px; }
  img, svg, picture { display: block; max-width: 100%; }
  img { height: auto; }
  button, input, select, textarea { font: inherit; color: inherit; }
  button { cursor: pointer; background: none; border: 0; padding: 0; }
  a { color: inherit; }
  ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
  table { border-collapse: collapse; width: 100%; }
}

/* ============ base ============ */
@layer base {
  body {
    background: var(--background);
    color: var(--foreground);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    font-synthesis: none;
    -webkit-font-smoothing: antialiased;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
  }
  main { flex: 1; outline: none; }
  html { font-optical-sizing: auto; }
  h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 300;
    line-height: 1.04;
    letter-spacing: -0.03em;
    text-wrap: balance;
  }
  h3, h4 { font-weight: 400; letter-spacing: -0.02em; }
  em { font-style: italic; }
  p { text-wrap: pretty; }
  :focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; }
  .on-dark :focus-visible, [data-dark] :focus-visible { outline-color: var(--ring-on-dark); }
  ::selection { background: var(--cream); color: var(--navy); }
  .skip {
    position: absolute; left: var(--s-4); top: -100px; z-index: 100;
    background: var(--navy); color: var(--on-navy); padding: var(--s-3) var(--s-4); border-radius: var(--radius-sm);
  }
  .skip:focus { top: var(--s-4); }
  .vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .i { width: var(--icon-md); height: var(--icon-md); fill: none; stroke: currentColor; stroke-width: var(--icon-stroke); stroke-linecap: round; stroke-linejoin: round; flex: none; }
  .i--sm { width: var(--icon-sm); height: var(--icon-sm); }
  .i--lg { width: var(--icon-lg); height: var(--icon-lg); }
  .num { font-variant-numeric: tabular-nums lining-nums; }
  .prose { max-width: 65ch; }
  .prose p + p, .prose p + ul, .prose ul + p, .prose h2 + p { margin-top: var(--s-3); }
  .prose h2 { font-size: var(--text-xl); margin-top: var(--s-6); margin-bottom: var(--s-2); }
  .prose ul { padding-left: var(--s-5); }
  .prose li + li { margin-top: var(--s-1); }
  .prose a { color: var(--gold-ink); text-underline-offset: 3px; }
  .prose strong { font-weight: 600; }
}

/* ============ layout ============ */
@layer layout {
  .container { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
  .section { padding-block: var(--s-8); position: relative; }
  @media (min-width: 1024px) { .section { padding-block: var(--s-9); } }
  .section--dark { background: var(--navy); color: var(--on-navy); }
  .section--tonal { background: var(--muted); }

  .demo-bar {
    position: sticky; top: 0; z-index: var(--z-demo);
    background: var(--gold); color: var(--navy);
    font-size: var(--text-sm); font-weight: 500; text-align: center;
    padding: var(--s-2) var(--gutter); line-height: 1.35;
  }
  .demo-bar a { font-weight: 600; text-underline-offset: 3px; }

  .site-header {
    position: sticky; top: var(--demo-h, 36px); z-index: var(--z-header);
    background: var(--background); border-bottom: 1px solid var(--border);
    view-transition-name: header;
  }
  .site-header__in { display: flex; align-items: center; gap: var(--s-4); min-height: 72px; }
  .logo { display: block; color: var(--navy); width: 112px; flex: none; transition: color var(--dur-base) var(--ease-out); }
  .logo:hover { color: var(--gold-ink); }
  .logo .mono { transition: transform var(--dur-slow) var(--ease-spring); }
  .nav a {
    text-decoration: none; font-size: var(--text-sm); font-weight: 500; padding-block: var(--s-2);
    background: linear-gradient(var(--gold-ink), var(--gold-ink)) left bottom / 0 1px no-repeat;
    transition: background-size var(--dur-base) var(--ease-out), color var(--dur-fast);
  }
  .header-actions { display: flex; align-items: center; gap: var(--s-2); margin-left: auto; }
  .header-search { display: none; position: relative; }
  .header-search input {
    width: 220px; height: 44px; padding: 0 var(--s-4) 0 40px; border: 1px solid var(--border-strong);
    border-radius: var(--radius-full); background: var(--card);
    transition: width var(--dur-slow) var(--ease-out), border-color var(--dur-fast);
  }
  .header-search input:focus { width: 280px; border-color: var(--navy); }
  .header-search .i { position: absolute; left: 14px; top: 12px; color: var(--muted-foreground); pointer-events: none; }
  .icon-btn {
    position: relative; width: 44px; height: 44px; display: grid; place-items: center;
    border-radius: var(--radius-full); transition: background var(--dur-fast), transform var(--dur-instant);
  }
  .icon-btn:hover { background: var(--muted); }
  .icon-btn:active { transform: scale(.94); }
  .badge-count {
    position: absolute; top: 4px; right: 2px; min-width: 18px; height: 18px; padding: 0 5px;
    border-radius: var(--radius-full); background: var(--navy); color: var(--on-navy);
    font-size: 11px; font-weight: 600; display: grid; place-items: center; font-variant-numeric: tabular-nums;
  }
  .badge-count[data-n="0"] { display: none; }
  .burger { display: grid; }
  .burger span { grid-area: 1 / 1; width: 20px; height: 1.5px; background: currentColor; transition: transform var(--dur-slow) var(--ease-out); }
  .burger span:nth-child(1) { transform: translateY(-6px); }
  .burger span:nth-child(3) { transform: translateY(6px); }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg); }
  .mobile-nav { border-top: 1px solid var(--border); padding-block: var(--s-4); display: none; }
  .mobile-nav.is-open { display: block; }
  .mobile-nav a { display: block; padding: var(--s-3) 0; font-family: var(--font-display); font-size: var(--text-xl); text-decoration: none; }
  @media (min-width: 1024px) {
    .header-search { display: block; }
    .burger, .mobile-nav { display: none !important; }
  }

  .site-footer { background: var(--navy); color: var(--on-navy); position: relative; overflow: hidden; }
  .site-footer .container { position: relative; z-index: 1; }
  .footer-grid { display: grid; gap: var(--s-7); padding-block: var(--s-8) var(--s-6); }
  @media (min-width: 768px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
  .site-footer h2 { font-family: var(--font-body); font-size: var(--text-xs); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); margin-bottom: var(--s-3); }
  .site-footer ul { list-style: none; padding: 0; display: grid; gap: var(--s-1); }
  .site-footer a, .site-footer button.link { color: var(--on-navy); text-decoration: none; display: inline-block; padding-block: var(--s-1); }
  .site-footer a:hover, .site-footer button.link:hover { color: var(--cream); text-decoration: underline; text-underline-offset: 3px; }
  .footer-logo { width: 160px; color: var(--gold); margin-bottom: var(--s-4); }
  .footer-legal { border-top: 1px solid rgb(244 231 178 / .2); padding-block: var(--s-5); font-size: var(--text-sm); color: var(--on-navy-muted); display: grid; gap: var(--s-2); }
  .grain::after {
    content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .09; mix-blend-mode: soft-light;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  }
}

/* ============ components ============ */
@layer components {
  .btn {
    --btn-bg: var(--navy); --btn-fg: var(--primary-foreground); --btn-sweep: var(--gold);
    position: relative; isolation: isolate; overflow: hidden;
    display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
    min-height: 48px; padding: 0 var(--s-5); border-radius: var(--radius-sm);
    background: var(--btn-bg); color: var(--btn-fg); border: 1px solid var(--btn-bg);
    font-weight: 500; font-size: var(--text-sm); letter-spacing: .02em; text-decoration: none;
    transition: color var(--dur-base) var(--ease-out), border-color var(--dur-base), transform var(--dur-instant), opacity var(--dur-fast);
  }
  .btn::before {
    content: ""; position: absolute; inset: 0; z-index: -1; background: var(--btn-sweep);
    transform: scaleX(0); transform-origin: left; transition: transform var(--dur-slow) var(--ease-out);
  }
  .btn:hover { color: var(--navy); border-color: var(--btn-sweep); }
  .btn:hover::before { transform: scaleX(1); }
  .btn:active { transform: translateY(1px) scale(.985); transition-duration: var(--dur-instant); }
  .btn .i { transition: transform var(--dur-base) var(--ease-out); }
  .btn:hover .i--go { transform: translateX(4px); }
  .btn--ghost { --btn-bg: transparent; --btn-fg: var(--navy); --btn-sweep: var(--cream); border-color: var(--border-strong); }
  .btn--ghost:hover { border-color: var(--navy); }
  .btn--on-dark { --btn-bg: var(--gold); --btn-fg: var(--navy); --btn-sweep: var(--cream); }
  .btn--ghost-dark { --btn-bg: transparent; --btn-fg: var(--on-navy); --btn-sweep: var(--gold); border-color: rgb(244 231 178 / .5); }
  .btn--danger { --btn-bg: var(--destructive); --btn-fg: #fff; --btn-sweep: #7a2018; }
  .btn--danger:hover { color: #fff; }
  .btn--sm { min-height: 40px; padding: 0 var(--s-4); }
  .btn[disabled], .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; pointer-events: none; }
  .btn[aria-busy="true"]::after {
    content: ""; width: 14px; height: 14px; border-radius: 50%; border: 2px solid currentColor; border-top-color: transparent;
    animation: spin 700ms linear infinite;
  }
  .btn .i--check { display: none; }
  .btn.is-done .i--check { display: block; }
  .btn.is-done .i--check path { stroke-dasharray: 1; stroke-dashoffset: 0; animation: draw var(--dur-slow) var(--ease-out); }
  @keyframes spin { to { transform: rotate(360deg); } }
  @keyframes draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
  @keyframes shake { 20%, 60% { transform: translateX(-4px); } 40%, 80% { transform: translateX(4px); } }
  .shake { animation: shake 300ms var(--ease-out); }
  .link-arrow { display: inline-flex; align-items: center; gap: var(--s-2); font-weight: 500; text-decoration: none; padding-block: var(--s-2); border-bottom: 1px solid currentColor; }
  .link-arrow .i { transition: transform var(--dur-base) var(--ease-out); }
  .link-arrow:hover .i { transform: translateX(4px); }

  /* formularios */
  .field { display: grid; gap: var(--s-1); }
  .field > label, .label { font-size: var(--text-sm); font-weight: 600; }
  .field .hint { font-size: var(--text-xs); color: var(--muted-foreground); }
  .input, .select, .textarea {
    width: 100%; min-height: 48px; padding: var(--s-3) var(--s-4); background: var(--card);
    border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
    transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  }
  .textarea { min-height: 96px; resize: vertical; }
  .input:focus-visible, .select:focus-visible, .textarea:focus-visible { outline: 2px solid var(--ring); outline-offset: 1px; border-color: var(--navy); }
  .input[aria-invalid="true"], .select[aria-invalid="true"] { border-color: var(--destructive); box-shadow: inset 3px 0 0 var(--destructive); }
  .error-msg { color: var(--destructive); font-size: var(--text-sm); display: flex; gap: var(--s-1); align-items: center; }
  .error-msg:empty { display: none; }
  .check { display: flex; gap: var(--s-3); align-items: flex-start; cursor: pointer; font-size: var(--text-sm); }
  .check input { width: 22px; height: 22px; margin-top: 1px; accent-color: var(--navy); flex: none; }
  .check a { color: var(--gold-ink); }
  input[type="range"] { accent-color: var(--navy); width: 100%; min-height: 32px; }
  .switch { position: relative; width: 44px; height: 26px; flex: none; }
  .switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; z-index: 1; }
  .switch span { position: absolute; inset: 0; border-radius: var(--radius-full); background: var(--border-strong); transition: background var(--dur-base) var(--ease-out); }
  .switch span::after { content: ""; position: absolute; left: 3px; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform var(--dur-base) var(--ease-out); }
  .switch input:checked + span { background: var(--navy); }
  .switch input:checked + span::after { transform: translateX(18px); }
  .switch input:focus-visible + span { outline: 2px solid var(--ring); outline-offset: 2px; }
  fieldset { border: 0; padding: 0; min-width: 0; }
  legend { font-size: var(--text-sm); font-weight: 600; padding: 0; margin-bottom: var(--s-2); }

  /* chips */
  .chips { display: flex; flex-wrap: wrap; gap: var(--s-2); }
  .chip { position: relative; }
  .chip input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
  .chip span {
    display: inline-flex; align-items: center; min-height: 40px; padding: 0 var(--s-4);
    border: 1px solid var(--border-strong); border-radius: var(--radius-full); font-size: var(--text-sm); background: transparent;
    transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast), transform var(--dur-instant);
  }
  .chip:hover span { background: var(--muted); }
  .chip input:checked + span { background: var(--navy); color: var(--on-navy); border-color: var(--navy); }
  .chip input:focus-visible + span { outline: 2px solid var(--ring); outline-offset: 2px; }
  .chip input:active + span { transform: scale(.97); }
  .chip input:disabled + span { opacity: .5; }

  /* producto */
  .grid-products { display: grid; gap: var(--s-6) var(--s-5); grid-template-columns: repeat(2, 1fr); }
  @media (min-width: 768px) { .grid-products { grid-template-columns: repeat(3, 1fr); } }
  @media (min-width: 1280px) { .grid-products--4 { grid-template-columns: repeat(4, 1fr); } }
  .pcard__img {
    position: relative; aspect-ratio: 4 / 5; background: var(--muted); border-radius: var(--radius-sm); overflow: hidden;
    display: grid; place-items: center; --mx: 50%; --my: 50%;
  }
  .pcard__img::before {
    content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity var(--dur-base);
    background: radial-gradient(60% 60% at var(--mx) var(--my), rgb(244 231 178 / .75), transparent 70%);
  }
  .pcard__tag {
    position: absolute; left: var(--s-3); top: var(--s-3); z-index: 1; background: var(--navy); color: var(--on-navy);
    font-size: var(--text-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: var(--s-1) var(--s-2); border-radius: var(--radius-sm);
  }

  /* diálogos */
  dialog {
    border: 0; padding: 0; background: var(--background); color: var(--foreground); border-radius: var(--radius-md);
    max-width: 100vw; max-height: 100dvh; box-shadow: var(--shadow);
    opacity: 0; transform: translateY(8px) scale(.98);
    transition: opacity var(--dur-fast) var(--ease-in), transform var(--dur-fast) var(--ease-in), overlay var(--dur-fast) allow-discrete, display var(--dur-fast) allow-discrete;
  }
  dialog[open] { opacity: 1; transform: none; transition-duration: var(--dur-base); transition-timing-function: var(--ease-out); }
  @starting-style { dialog[open] { opacity: 0; transform: translateY(8px) scale(.98); } }
  dialog::backdrop { background: rgb(8 31 44 / .55); opacity: 0; transition: opacity var(--dur-base), overlay var(--dur-base) allow-discrete, display var(--dur-base) allow-discrete; }
  dialog[open]::backdrop { opacity: 1; }
  @starting-style { dialog[open]::backdrop { opacity: 0; } }
  .dlg-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-4) var(--s-5); border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--background); z-index: 2; }
  .dlg-head h2 { font-size: var(--text-xl); }
  .dlg-body { padding: var(--s-5); }
  .dlg-foot { padding: var(--s-4) var(--s-5); border-top: 1px solid var(--border); display: flex; gap: var(--s-3); justify-content: flex-end; flex-wrap: wrap; position: sticky; bottom: 0; background: var(--background); }
  .dlg-wide { width: min(100vw - 24px, 880px); max-height: calc(100dvh - 24px); overflow: auto; margin: auto; }
  .dlg-drawer { width: min(100vw, 440px); height: 100dvh; margin: 0 0 0 auto; border-radius: 0; display: none; flex-direction: column; transform: translateX(24px); }
  .dlg-drawer[open] { display: flex; transform: none; }
  @starting-style { .dlg-drawer[open] { transform: translateX(24px); } }

  /* toasts */
  #toasts { position: fixed; left: 50%; bottom: calc(16px + env(safe-area-inset-bottom)); translate: -50% 0; z-index: 90; display: grid; gap: var(--s-2); width: min(92vw, 460px); }
  .toast {
    background: var(--navy); color: var(--on-navy); border-radius: var(--radius-sm); padding: var(--s-3) var(--s-4);
    display: flex; align-items: center; gap: var(--s-3); box-shadow: var(--shadow); font-size: var(--text-sm);
    animation: toast-in var(--dur-base) var(--ease-out);
  }
  .toast button { margin-left: auto; font-weight: 600; color: var(--gold); text-decoration: underline; text-underline-offset: 3px; min-height: 32px; padding-inline: var(--s-2); }
  .toast.is-error { background: var(--destructive); }
  @keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }

  /* cookies */
  .cookie {
    position: fixed; left: var(--s-4); right: var(--s-4); bottom: calc(var(--s-4) + env(safe-area-inset-bottom)); z-index: 80; margin-inline: auto;
    max-width: 760px; background: var(--card); border: 1px solid var(--border-strong); border-radius: var(--radius-md); padding: var(--s-5);
    box-shadow: var(--shadow); display: grid; gap: var(--s-4);
    animation: toast-in var(--dur-slow) var(--ease-out);
  }
  .cookie[hidden] { display: none; }
  .cookie h2 { font-size: var(--text-xl); }
  .cookie p { font-size: var(--text-sm); color: var(--muted-foreground); }
  .cookie__btns { display: grid; gap: var(--s-2); grid-template-columns: repeat(3, 1fr); }
  @media (max-width: 560px) { .cookie__btns { grid-template-columns: 1fr; } }
  .cookie-row { display: flex; gap: var(--s-4); align-items: flex-start; justify-content: space-between; padding: var(--s-4) 0; border-bottom: 1px solid var(--border); }
  .cookie-row p { font-size: var(--text-sm); color: var(--muted-foreground); }

  /* tablas */
  .table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--card); }
  .table { font-size: var(--text-sm); }
  .table th { text-align: left; font-weight: 600; font-size: var(--text-xs); letter-spacing: .06em; text-transform: uppercase; color: var(--muted-foreground); padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--border); background: var(--muted); white-space: nowrap; position: sticky; top: 0; }
  .table td { padding: var(--s-3) var(--s-4); border-bottom: 1px solid var(--border); vertical-align: middle; }
  .table tr:last-child td { border-bottom: 0; }
  .table tbody tr { transition: background var(--dur-fast); }
  .table tbody tr:hover { background: var(--muted); }
  .table .r { text-align: right; font-variant-numeric: tabular-nums; }
  .table .input { min-height: 40px; padding: var(--s-2) var(--s-3); max-width: 110px; text-align: right; font-variant-numeric: tabular-nums; }
  .table .input.is-dirty { background: var(--cream); border-color: var(--gold-ink); }
  .tag { display: inline-flex; align-items: center; gap: var(--s-1); padding: 2px var(--s-2); border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: 600; border: 1px solid currentColor; white-space: nowrap; }
  .tag--ok { color: var(--success); } .tag--warn { color: var(--warning); } .tag--bad { color: var(--destructive); } .tag--neutral { color: var(--muted-foreground); }
  .empty { padding: var(--s-8) var(--s-5); text-align: center; color: var(--muted-foreground); display: grid; gap: var(--s-3); justify-items: center; }
  .empty h3 { font-size: var(--text-xl); color: var(--foreground); }
  .skeleton { background: linear-gradient(100deg, var(--muted) 30%, var(--card) 50%, var(--muted) 70%) 0 0 / 200% 100%; animation: sk 1.4s linear infinite; border-radius: var(--radius-sm); min-height: 1em; }
  @keyframes sk { to { background-position: -200% 0; } }
}

/* ============ vistas de la tienda ============ */
@layer views {
  .page-head { padding-block: var(--s-7) var(--s-5); display: grid; gap: var(--s-3); }
  .page-head h1 { font-size: var(--text-3xl); }
  .page-head p { color: var(--muted-foreground); max-width: 60ch; }
  .crumbs { font-size: var(--text-sm); color: var(--muted-foreground); }
  .crumbs a { color: inherit; text-underline-offset: 3px; }

  /* portada */
  @media (min-width: 1024px) {
  }
  @keyframes rise { from { opacity: 0; transform: translateY(24px); } }
  @keyframes reveal { from { opacity: 0; clip-path: inset(0 0 0 12%); } }

  /* compra por */
  .shopby a {
    display: grid; grid-template-columns: 1fr auto auto; gap: var(--s-4); align-items: baseline; padding: var(--s-5) 0; border-bottom: 1px solid var(--border-strong);
    text-decoration: none; transition: padding var(--dur-base) var(--ease-out), background var(--dur-base);
  }
  .split-head { display: flex; justify-content: space-between; align-items: end; gap: var(--s-5); margin-bottom: var(--s-6); flex-wrap: wrap; }
  .split-head h2 { font-size: var(--text-3xl); }

  /* test */
  .quiz { position: relative; overflow: hidden; }
  .quiz::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(55% 70% at 85% 20%, rgb(199 178 115 / .18), transparent 70%); }
  .quiz__grid { position: relative; z-index: 1; display: grid; gap: var(--s-7); }
  @media (min-width: 1024px) { .quiz__grid { grid-template-columns: 5fr 6fr; align-items: center; } }
  .quiz h2 { font-size: var(--text-3xl); }
  .quiz__lead { color: var(--on-navy-muted); max-width: 42ch; margin-top: var(--s-4); }
  .quiz__panel { border: 1px solid rgb(244 231 178 / .3); border-radius: var(--radius-sm); padding: var(--s-5); min-height: 360px; display: grid; align-content: start; gap: var(--s-5); }
  .ring { position: relative; width: 56px; height: 56px; flex: none; }
  .ring > svg { transform: rotate(-90deg); width: 100%; height: 100%; }
  .ring circle { fill: none; stroke-width: 3; }
  .ring .bg { stroke: rgb(244 231 178 / .2); }
  .ring .fg { stroke: var(--gold); stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: var(--off, 1); transition: stroke-dashoffset var(--dur-slow) var(--ease-out); }
  .ring b { position: absolute; inset: 0; display: grid; place-items: center; font-size: var(--text-sm); font-variant-numeric: tabular-nums; }
  .quiz__top { display: flex; align-items: center; gap: var(--s-4); }
  .quiz__q { font-family: var(--font-display); font-size: var(--text-2xl); line-height: 1.1; }
  .quiz__opts { display: grid; gap: var(--s-2); }
  .quiz__opt {
    text-align: left; min-height: 56px; padding: var(--s-3) var(--s-4); border: 1px solid rgb(244 231 178 / .35); border-radius: var(--radius-sm); display: flex; justify-content: space-between; align-items: center; gap: var(--s-3);
    transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast), transform var(--dur-instant);
  }
  .quiz__opt small { color: var(--on-navy-muted); display: block; font-size: var(--text-sm); }
  .quiz__opt:hover { background: var(--gold); color: var(--navy); border-color: var(--gold); }
  .quiz__opt:hover small { color: var(--navy); }
  .quiz__opt:active { transform: scale(.985); }
  .quiz__opt .i { transition: transform var(--dur-base) var(--ease-out); }
  .quiz__opt:hover .i { transform: translateX(4px); }
  .quiz__res { display: grid; gap: var(--s-3); }
  .quiz__res a { display: grid; grid-template-columns: 64px 1fr auto; gap: var(--s-4); align-items: center; padding: var(--s-3); border: 1px solid rgb(244 231 178 / .3); border-radius: var(--radius-sm); text-decoration: none; transition: background var(--dur-fast), border-color var(--dur-fast); }
  .quiz__res a:hover { background: rgb(244 231 178 / .1); border-color: var(--gold); }
  .quiz__res .thumb { background: var(--cream); border-radius: var(--radius-sm); aspect-ratio: 1; display: grid; place-items: center; }
  .quiz__res .thumb svg { width: 70%; }
  .quiz__res b { font-family: var(--font-display); font-weight: 400; font-size: var(--text-lg); display: block; }
  .quiz__res small { color: var(--on-navy-muted); }
  .quiz__q-step { animation: rise var(--dur-slow) var(--ease-out) both; }

  /* historia */
  .story { display: grid; gap: var(--s-6); }
  @media (min-width: 1024px) { .story { grid-template-columns: 6fr 5fr; gap: var(--s-8); align-items: center; } .story__img { margin-left: calc(-1 * var(--s-9)); } }
  .story__img img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: var(--radius-sm); }
  .story h2 { font-size: var(--text-3xl); margin-bottom: var(--s-4); }
  .facts { display: grid; margin-top: var(--s-5); border-top: 1px solid var(--border-strong); }
  .facts div { display: grid; grid-template-columns: 9rem 1fr; gap: var(--s-4); padding: var(--s-3) 0; border-bottom: 1px solid var(--border-strong); }
  .facts dt { font-weight: 600; font-size: var(--text-sm); }
  .facts dd { color: var(--muted-foreground); font-size: var(--text-sm); }
  @media (min-width: 1024px) { .tonal-plane { display: block; } }

  /* decants */
  @media (min-width: 1024px) { .decant { grid-template-columns: 5fr 6fr; gap: var(--s-8); align-items: start; } }
  @media (min-width: 768px) { .assure { grid-template-columns: repeat(3, 1fr); border-top: 0; } .assure > div { border-left: 1px solid var(--border-strong); padding: var(--s-2) var(--s-5); } .assure > div:first-child { border-left: 0; padding-left: 0; } }
  @media (min-width: 768px) { .assure > div { border-bottom: 0; } }

  /* catálogo */
  .catalog { display: grid; gap: var(--s-6); padding-bottom: var(--s-9); }
  @media (min-width: 1024px) { .catalog { grid-template-columns: 260px 1fr; gap: var(--s-7); } .filters { position: sticky; top: 168px; align-self: start; max-height: calc(100dvh - 190px); overflow: auto; padding-right: var(--s-2); } }
  .filters { display: grid; gap: var(--s-5); align-content: start; }
  .filters details > summary { list-style: none; min-height: 44px; display: flex; align-items: center; justify-content: space-between; font-weight: 600; cursor: pointer; border: 1px solid var(--border-strong); padding: 0 var(--s-4); border-radius: var(--radius-sm); }
  @media (min-width: 1024px) { .filters details > summary { display: none; } .filters details > div { display: grid !important; } }
  .filters__body { display: grid; gap: var(--s-5); padding-top: var(--s-4); }
  .toolbar { display: flex; gap: var(--s-4); align-items: end; justify-content: space-between; flex-wrap: wrap; margin-bottom: var(--s-5); }
  .toolbar .count { color: var(--muted-foreground); font-size: var(--text-sm); }
  .toolbar .select { width: auto; min-width: 200px; }
  .search-big { position: relative; flex: 1 1 280px; }
  .search-big .input { padding-left: 44px; }
  .search-big .i { position: absolute; left: 14px; top: 14px; color: var(--muted-foreground); }
  .catalog-list.vt-swap { view-transition-name: lista; }

  /* ficha */
  .pdp { display: grid; }
  @media (min-width: 768px) { .pdp { grid-template-columns: 1fr 1fr; } }
  .pdp__img { background: var(--muted); display: grid; place-items: center; padding: var(--s-6); position: relative; min-height: 320px; }
  .pdp__img svg { width: min(60%, 260px); }
  .pdp__img img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
  .pdp__sample { position: absolute; left: var(--s-3); bottom: var(--s-2); font-size: var(--text-xs); color: var(--muted-foreground); }
  .pdp__info { padding: var(--s-5); display: grid; gap: var(--s-4); align-content: start; }
  .pdp__info h2 { font-size: var(--text-3xl); line-height: 1; }
  .pdp__price { font-family: var(--font-display); font-size: var(--text-2xl); font-variant-numeric: tabular-nums lining-nums; }
  .pdp__price s { font-size: var(--text-base); color: var(--muted-foreground); margin-left: var(--s-2); }
  .notes { display: grid; border-top: 1px solid var(--border-strong); }
  .notes div { display: grid; grid-template-columns: 5.5rem 1fr; gap: var(--s-3); padding: var(--s-2) 0; border-bottom: 1px solid var(--border); font-size: var(--text-sm); }
  .notes dt { font-weight: 600; }
  .meter { display: flex; gap: 4px; align-items: center; }
  .meter i { width: 24px; height: 6px; background: var(--border); border-radius: 1px; }
  .meter i.on { background: var(--navy); }
  .fmt { display: grid; gap: var(--s-2); }
  .fmt label { display: flex; justify-content: space-between; align-items: center; gap: var(--s-3); border: 1px solid var(--border-strong); border-radius: var(--radius-sm); padding: var(--s-3) var(--s-4); min-height: 56px; cursor: pointer; transition: background var(--dur-fast), border-color var(--dur-fast); position: relative; }
  .fmt label:hover { background: var(--muted); }
  .fmt label:has(input:checked) { border-color: var(--navy); box-shadow: inset 0 0 0 1px var(--navy); background: var(--card); }
  .fmt label:has(input:focus-visible) { outline: 2px solid var(--ring); outline-offset: 2px; }
  .fmt label:has(input:disabled) { opacity: .5; cursor: not-allowed; }
  .fmt input { position: absolute; opacity: 0; }
  .fmt small { color: var(--muted-foreground); display: block; }

  /* cesta */
  .cart-lines { display: grid; gap: 0; }
  .cart-line { display: grid; grid-template-columns: 64px 1fr auto; gap: var(--s-4); padding: var(--s-4) 0; border-bottom: 1px solid var(--border); align-items: start; animation: rise var(--dur-base) var(--ease-out) both; }
  .cart-line .thumb { background: var(--muted); border-radius: var(--radius-sm); aspect-ratio: 1; display: grid; place-items: center; }
  .cart-line .thumb svg { width: 70%; }
  .cart-line b { font-family: var(--font-display); font-weight: 400; font-size: var(--text-lg); display: block; line-height: 1.15; }
  .cart-line small { color: var(--muted-foreground); }
  .qty { display: inline-flex; align-items: center; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); margin-top: var(--s-2); }
  .qty button { width: 40px; height: 40px; display: grid; place-items: center; transition: background var(--dur-fast); }
  .qty button:hover { background: var(--muted); }
  .qty output { min-width: 32px; text-align: center; font-variant-numeric: tabular-nums; }
  .totals { display: grid; gap: var(--s-2); font-size: var(--text-sm); }
  .totals div { display: flex; justify-content: space-between; }
  .totals .grand { font-family: var(--font-display); font-size: var(--text-xl); padding-top: var(--s-3); border-top: 1px solid var(--border-strong); font-variant-numeric: tabular-nums; }
  .progress-free { height: 4px; background: var(--border); border-radius: var(--radius-full); overflow: hidden; margin-top: var(--s-2); }
  .progress-free i { display: block; height: 100%; background: var(--navy); transform-origin: left; transform: scaleX(var(--p, 0)); transition: transform var(--dur-slow) var(--ease-out); }

  .checkout { display: grid; gap: var(--s-7); padding-bottom: var(--s-9); }
  @media (min-width: 1024px) { .checkout { grid-template-columns: 7fr 5fr; } .checkout aside { position: sticky; top: 168px; align-self: start; } }
  .form-grid { display: grid; gap: var(--s-4); }
  @media (min-width: 640px) { .form-grid--2 { grid-template-columns: 1fr 1fr; } }
  .box { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: var(--s-5); display: grid; gap: var(--s-4); }
  .notice { border-left: 3px solid var(--gold-ink); background: var(--muted); padding: var(--s-3) var(--s-4); font-size: var(--text-sm); }
  .legal-draft { border: 1px dashed var(--border-strong); padding: var(--s-3) var(--s-4); font-size: var(--text-sm); color: var(--muted-foreground); margin-bottom: var(--s-5); max-width: 65ch; }
  .pending { background: var(--cream); padding: 0 var(--s-1); border-radius: var(--radius-sm); }
  .legal-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-6); padding-bottom: var(--s-9); }
  @media (min-width: 1024px) { .legal-layout { grid-template-columns: 240px minmax(0, 1fr); gap: var(--s-8); } }
  .legal-nav { display: grid; gap: 0; align-content: start; border-top: 1px solid var(--border); }
  .legal-nav a { padding: var(--s-3) 0; border-bottom: 1px solid var(--border); text-decoration: none; font-size: var(--text-sm); }
  .legal-nav a:hover { color: var(--gold-ink); }
  .legal-nav a[aria-current="page"] { font-weight: 600; }
  .form-print { border: 1px solid var(--border-strong); padding: var(--s-5); background: var(--card); font-size: var(--text-sm); white-space: pre-wrap; }
  .thanks { padding-block: var(--s-9); display: grid; gap: var(--s-5); justify-items: start; }
  .thanks h1 { font-size: var(--text-3xl); }
  .check-draw { width: 56px; height: 56px; color: var(--success); }
  .check-draw path, .check-draw circle { stroke-dasharray: 1; stroke-dashoffset: 0; animation: draw 640ms var(--ease-out) both; }
}

/* ============ backoffice ============ */
@layer admin {
  body[data-vista="admin"] .demo-bar { position: static; }
  body[data-vista="admin"] .site-header, body[data-vista="admin"] .site-footer, body[data-vista="admin"] .hide-in-admin { display: none; }
  .login { min-height: calc(100dvh - 40px); display: grid; place-items: center; padding: var(--s-5); background: var(--navy); color: var(--on-navy); position: relative; }
  .login__card { width: min(100%, 420px); display: grid; gap: var(--s-5); position: relative; z-index: 1; }
  .login__logo { width: 140px; color: var(--gold); }
  .login h1 { font-size: var(--text-2xl); }
  .login .input { background: rgb(248 242 227 / .08); color: var(--on-navy); border-color: rgb(244 231 178 / .45); }
  .login .field label { color: var(--on-navy); }
  .login .hint { color: var(--on-navy-muted); }
  .adm { display: grid; grid-template-columns: minmax(0, 1fr); min-height: calc(100dvh - 36px); }
  @media (min-width: 1024px) { .adm { grid-template-columns: 248px minmax(0, 1fr); } }
  .adm__side { min-width: 0; background: var(--navy); color: var(--on-navy); padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-5); }
  @media (min-width: 1024px) { .adm__side { position: sticky; top: 0; height: 100dvh; padding: var(--s-6) var(--s-4); } }
  .adm__side .logo { color: var(--gold); width: 120px; }
  .adm__nav { display: flex; flex-wrap: wrap; gap: var(--s-1); }
  @media (min-width: 1024px) { .adm__nav { flex-direction: column; overflow: visible; } }
  .adm__nav a, .adm__nav button { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-3); border-radius: var(--radius-sm); text-decoration: none; font-size: var(--text-sm); white-space: nowrap; min-height: 44px; color: var(--on-navy); transition: background var(--dur-fast), color var(--dur-fast); }
  .adm__nav a:hover, .adm__nav button:hover { background: rgb(244 231 178 / .12); }
  .adm__nav a[aria-current="page"] { background: var(--gold); color: var(--navy); font-weight: 600; }
  .adm__side .spacer { display: flex; margin-top: auto; gap: var(--s-1); }
  .adm__side .spacer a, .adm__side .spacer button { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-3); min-height: 44px; border-radius: var(--radius-sm); color: var(--on-navy); text-decoration: none; font-size: var(--text-sm); white-space: nowrap; transition: background var(--dur-fast); }
  .adm__side .spacer a:hover, .adm__side .spacer button:hover { background: rgb(244 231 178 / .12); }
  @media (min-width: 1024px) { .adm__side .spacer { flex-direction: column; } }
  .adm__main { padding: var(--s-5) var(--gutter) var(--s-9); min-width: 0; }
  .adm__head { display: flex; justify-content: space-between; align-items: end; gap: var(--s-4); flex-wrap: wrap; margin-bottom: var(--s-5); }
  .adm__head h1 { font-size: var(--text-3xl); }
  .adm__head p { color: var(--muted-foreground); font-size: var(--text-sm); }
  .kpis { display: grid; gap: var(--s-4); grid-template-columns: repeat(2, 1fr); margin-bottom: var(--s-6); }
  @media (min-width: 1024px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
  .kpi { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: var(--s-4); display: grid; gap: var(--s-1); }
  .kpi small { color: var(--muted-foreground); font-size: var(--text-xs); letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
  .kpi b { font-family: var(--font-display); font-weight: 300; font-size: var(--text-2xl); font-variant-numeric: tabular-nums lining-nums; letter-spacing: -0.02em; line-height: 1.1; }
  .delta { font-size: var(--text-sm); display: inline-flex; gap: var(--s-1); align-items: center; font-variant-numeric: tabular-nums; }
  .delta--up { color: var(--success); } .delta--down { color: var(--destructive); } .delta--flat { color: var(--muted-foreground); }
  .panel { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: var(--s-5); display: grid; gap: var(--s-4); align-content: start; min-width: 0; }
  .panel h2 { font-size: var(--text-xl); }
  .panel__head { display: flex; justify-content: space-between; gap: var(--s-3); align-items: baseline; flex-wrap: wrap; }
  .panel__note { font-size: var(--text-xs); color: var(--muted-foreground); }
  .grid-2 { display: grid; gap: var(--s-5); margin-bottom: var(--s-5); }
  @media (min-width: 1024px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-2--wide { grid-template-columns: 2fr 1fr; } }
  .chart { position: relative; width: 100%; }
  .chart svg { width: 100%; height: auto; overflow: visible; }
  .chart text { font-family: var(--font-body); font-size: 11px; fill: var(--muted-foreground); font-variant-numeric: tabular-nums; }
  .chart .axis { stroke: var(--border); stroke-width: 1; }
  .chart .line { fill: none; stroke: var(--navy); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
  .chart .area { fill: var(--navy); opacity: .1; }
  .chart .pt { fill: var(--navy); stroke: var(--card); stroke-width: 2; }
  .chart .cross { stroke: var(--border-strong); stroke-width: 1; stroke-dasharray: 3 3; }
  .chart .bar { fill: var(--navy); transition: opacity var(--dur-fast); }
  .chart .bar--alt { fill: var(--gold-ink); }
  .chart .bar:hover { opacity: .8; }
  .chart .lbl { fill: var(--foreground); font-weight: 600; }
  .tip { position: absolute; pointer-events: none; background: var(--navy); color: var(--on-navy); padding: var(--s-2) var(--s-3); border-radius: var(--radius-sm); font-size: var(--text-xs); line-height: 1.4; transform: translate(-50%, -120%); white-space: nowrap; z-index: 3; opacity: 0; transition: opacity var(--dur-fast); }
  .tip.on { opacity: 1; }
  .tip b { font-variant-numeric: tabular-nums; }
  .seg { display: inline-flex; flex-wrap: wrap; max-width: 100%; border: 1px solid var(--border-strong); border-radius: 22px; padding: 2px; background: var(--card); }
  .seg label { position: relative; }
  .seg input { position: absolute; inset: 0; opacity: 0; cursor: pointer; margin: 0; }
  .seg span { display: block; padding: var(--s-2) var(--s-4); border-radius: var(--radius-full); font-size: var(--text-sm); min-height: 36px; line-height: 20px; transition: background var(--dur-base) var(--ease-out), color var(--dur-base); }
  .seg input:checked + span { background: var(--navy); color: var(--on-navy); }
  .seg input:focus-visible + span { outline: 2px solid var(--ring); outline-offset: 2px; }
  .list-plain { list-style: none; padding: 0; display: grid; }
  .list-plain li { display: flex; justify-content: space-between; gap: var(--s-3); padding: var(--s-3) 0; border-bottom: 1px solid var(--border); font-size: var(--text-sm); align-items: center; }
  .list-plain li:last-child { border-bottom: 0; }
  .savebar { position: sticky; bottom: var(--s-4); background: var(--navy); color: var(--on-navy); border-radius: var(--radius-sm); padding: var(--s-3) var(--s-4); display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); box-shadow: var(--shadow); margin-top: var(--s-4); animation: toast-in var(--dur-base) var(--ease-out); z-index: 5; flex-wrap: wrap; }
  .savebar[hidden] { display: none; }
  .row-actions { display: flex; gap: var(--s-1); justify-content: flex-end; }
  .thumb-s { width: 44px; height: 52px; background: var(--muted); border-radius: var(--radius-sm); display: grid; place-items: center; overflow: hidden; }
  .thumb-s svg { width: 70%; } .thumb-s img { width: 100%; height: 100%; object-fit: cover; }
  .fmt-rows { display: grid; gap: var(--s-3); }
  .fmt-row { display: grid; gap: var(--s-2); grid-template-columns: repeat(2, 1fr); padding: var(--s-3); border: 1px solid var(--border); border-radius: var(--radius-sm); position: relative; }
  @media (min-width: 640px) { .fmt-row { grid-template-columns: repeat(5, 1fr) auto; align-items: end; } }
  .drop { border: 1px dashed var(--border-strong); border-radius: var(--radius-sm); padding: var(--s-5); text-align: center; display: grid; gap: var(--s-2); justify-items: center; color: var(--muted-foreground); }
}

/* ============ utilidades ============ */
@layer utilities {
  .stack { display: grid; gap: var(--s-4); }
  .row { display: flex; gap: var(--s-3); align-items: center; flex-wrap: wrap; }
  .row--end { justify-content: flex-end; }
  .muted { color: var(--muted-foreground); }
  .small { font-size: var(--text-sm); }
  .mt-4 { margin-top: var(--s-4); } .mt-6 { margin-top: var(--s-6); }
  [hidden] { display: none !important; }

  /* revelado por scroll: mejora progresiva; sin soporte la página queda completa */
  @media (prefers-reduced-motion: no-preference) {
    @supports (animation-timeline: view()) {
      .reveal { animation: reveal-up linear both; animation-timeline: view(); animation-range: entry 4% entry 48%; }
      @keyframes reveal-up { from { opacity: 0; transform: translateY(40px); } }
      .parallax { animation: par linear both; animation-timeline: view(); }
      @keyframes par { from { transform: translateY(40px); } to { transform: translateY(-40px); } }
      .progress-read { position: fixed; left: 0; top: 0; height: 3px; width: 100%; background: var(--gold); transform-origin: left; z-index: 60; animation: grow linear both; animation-timeline: scroll(root); }
      @keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
    }
  }
  ::view-transition-old(lista) { animation-duration: var(--dur-fast); }
  ::view-transition-new(lista) { animation-duration: var(--dur-base); }
  @media (hover: hover) { .logo:hover .mono { transform: rotate(180deg); transform-origin: center; transform-box: fill-box; } }
}

/* ============ movimiento reducido: solo fundidos ≤ 200 ms ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important; animation-iteration-count: 1 !important; animation-delay: 0ms !important;
    transition-duration: 1ms !important; scroll-behavior: auto !important;
  }
  .btn::before { transition: none; }
  .skeleton { animation: none; }
  .progress-read { display: none; }
}

/* ============ gráficos de barras (HTML) ============ */
@layer admin {
  .hbars { display: grid; gap: var(--s-3); }
  .hbar { display: grid; grid-template-columns: minmax(0, 11rem) 1fr auto; gap: var(--s-3); align-items: center; font-size: var(--text-sm); }
  .hbar__l { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .hbar__l small { display: block; color: var(--muted-foreground); font-size: var(--text-xs); }
  .hbar__t { height: 10px; background: var(--muted); border-radius: var(--radius-sm); overflow: hidden; }
  .hbar__t i { display: block; height: 100%; background: var(--navy); transform-origin: left; transform: scaleX(var(--w, 0)); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; animation: grow-x var(--dur-page) var(--ease-out) both; }
  .hbar:hover .hbar__t i { background: var(--gold-ink); }
  .hbar__v { font-weight: 600; min-width: 5rem; text-align: right; }
  @keyframes grow-x { from { transform: scaleX(0); } }
  .chart .line.draw { animation: draw 900ms var(--ease-out) both; }
}

@layer admin {
  .table tbody th { text-transform: none; letter-spacing: 0; font-size: inherit; color: inherit; background: transparent; position: static; border-bottom: 1px solid var(--border); padding: var(--s-3) var(--s-4); text-align: left; }
  .table tbody tr:last-child th { border-bottom: 0; }
}