/*
  Lumbre Pura — Componentes compartidos
  Header, footer, button, card, form, eyebrow, manifesto, etc.
  Una clase por componente. BEM ligero.
*/

/* ─── Header ──────────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-out),
              background-color var(--duration-base) var(--ease-out);
}

.header.is-scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(234, 227, 214, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--header-height);
}

.header__logo {
  display: inline-flex;
  align-items: center;
  height: 32px;
}

.header__logo img {
  height: 100%;
  width: auto;
}

@media (min-width: 768px) {
  .header__logo { height: 40px; }
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  padding: 0;
}

.header__nav-link {
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-fg);
  text-decoration: none;
  padding: var(--space-2) 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.header__nav-link:hover,
.header__nav-link[aria-current="page"] {
  border-bottom-color: var(--color-walnut);
  color: var(--color-walnut);
}

.header__menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-fg);
}

.header__menu-toggle svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

@media (min-width: 768px) {
  .header__nav { display: block; }
  .header__menu-toggle { display: none; }
}

/* ─── Mobile menu (drawer) ────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: var(--z-modal);
  display: none;
  flex-direction: column;
  padding: var(--space-5) var(--gutter);
}

.mobile-menu.is-open { display: flex; }

.mobile-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  margin-inline: calc(var(--gutter) * -1);
  padding-inline: var(--gutter);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__close {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu__nav {
  margin-top: var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.mobile-menu__link {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-medium);
  color: var(--color-fg);
  text-decoration: none;
  letter-spacing: var(--ls-tight);
}

.mobile-menu__link[aria-current="page"] {
  color: var(--color-walnut);
}

@media (min-width: 768px) { .mobile-menu { display: none !important; } }

/* ─── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
  min-height: 48px;
}

.btn--primary {
  background: var(--color-smoke);
  color: var(--color-bone);
  border-color: var(--color-smoke);
}

.btn--primary:hover {
  background: var(--color-walnut);
  border-color: var(--color-walnut);
  color: var(--color-bone);
}

.btn--secondary {
  background: transparent;
  color: var(--color-smoke);
  border-color: var(--color-smoke);
}

.btn--secondary:hover {
  background: var(--color-smoke);
  color: var(--color-bone);
}

.btn--ghost {
  background: transparent;
  color: var(--color-walnut);
  border-color: transparent;
  padding-inline: 0;
  text-decoration: underline;
  text-underline-offset: 0.25em;
  text-decoration-thickness: 1px;
}

.btn--ghost:hover { color: var(--color-bronze); }

.btn:focus-visible {
  outline: 2px solid var(--color-walnut);
  outline-offset: 3px;
}

/* ─── Hero ────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding-block: var(--space-9) var(--space-10);
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { padding-block: var(--space-11) var(--space-12); }
}

.hero__inner {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

.hero__eyebrow {
  display: block;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: var(--fs-display);
  font-weight: var(--fw-medium);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  text-wrap: balance;
  margin-bottom: var(--space-5);
}

@media (min-width: 768px) {
  .hero__title { font-size: calc(var(--fs-display) * 1.25); }
}

.hero__subtitle {
  font-size: var(--fs-md);
  line-height: var(--lh-snug);
  color: var(--color-fg-muted);
  max-width: 50ch;
  margin-bottom: var(--space-6);
}

.hero__media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-sand);
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ─── Sections genéricas ──────────────────────────────────────────── */
.section__header {
  margin-bottom: var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .section__header { margin-bottom: var(--space-8); }
}

.section__title {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-tight);
  text-wrap: balance;
}

@media (min-width: 768px) {
  .section__title { font-size: var(--fs-3xl); }
}

.section--alt {
  background: var(--color-sand);
}

/* ─── Grids ───────────────────────────────────────────────────────── */
.grid {
  display: grid;
  gap: var(--space-5);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: 1fr; gap: var(--space-6); }
.grid--4 { grid-template-columns: repeat(2, 1fr); }

@media (min-width: 768px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
}

@media (min-width: 1024px) {
  .grid { gap: var(--space-6); }
  .grid--4 { gap: var(--space-7); }
}

/* ─── Product card ────────────────────────────────────────────────── */
.product-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-decoration: none;
  color: inherit;
}

.product-card__media-secondary {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
  pointer-events: none;
}

.product-card:hover .product-card__media-secondary {
  opacity: 1;
}

@media (hover: none) {
  .product-card__media-secondary { display: none; }
}

.product-card__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--color-sand);
  border-radius: var(--radius-sm);
}

.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.product-card:hover .product-card__media img {
  transform: scale(1.04);
}

.product-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.product-card__name {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
}

.product-card__meta {
  font-size: var(--fs-sm);
  color: var(--color-fg-muted);
}

.product-card__price {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-fg);
  margin-top: var(--space-2);
}

/* ─── Feature (icon + label) ──────────────────────────────────────── */
.feature {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  text-align: left;
}

.feature__icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-walnut);
}

.feature__icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.feature__title {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
}

.feature__description {
  font-size: var(--fs-sm);
  color: var(--color-fg-muted);
  max-width: 28ch;
}

/* ─── Manifesto block ─────────────────────────────────────────────── */
.manifesto {
  background: var(--color-smoke);
  color: var(--color-bone);
  padding-block: var(--space-10);
  text-align: center;
}

@media (min-width: 768px) {
  .manifesto { padding-block: var(--space-11); }
}

.manifesto__quote {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-regular);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  max-width: 28ch;
  margin: 0 auto;
  text-wrap: balance;
}

@media (min-width: 768px) {
  .manifesto__quote { font-size: var(--fs-3xl); }
}

.manifesto__signature {
  display: block;
  margin-top: var(--space-7);
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-bone);
}

/* ─── Form ────────────────────────────────────────────────────────── */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: 540px;
}

.form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form__label {
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-fg);
}

.form__input,
.form__textarea {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  color: var(--color-fg);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-border-strong);
  padding: var(--space-3) 0;
  border-radius: 0;
  transition: border-color var(--duration-fast) var(--ease-out);
}

.form__input:focus,
.form__textarea:focus {
  outline: 0;
  border-bottom-color: var(--color-walnut);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

select.form__input {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232B2A28' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat: no-repeat;
  background-position: right 4px center;
  background-size: 18px;
  padding-right: 28px;
  cursor: pointer;
}

.form__helper {
  font-size: var(--fs-sm);
  color: var(--color-fg-muted);
}

.form__error {
  font-size: var(--fs-sm);
  color: var(--color-negative);
}

.form__actions {
  margin-top: var(--space-3);
}

/* ─── FAQ ─────────────────────────────────────────────────────────── */
.faq-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  text-align: left;
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
  color: var(--color-fg);
  background: transparent;
  border: 0;
  cursor: pointer;
}

.faq-item__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform var(--duration-base) var(--ease-out);
  color: var(--color-walnut);
}

.faq-item__icon svg { width: 100%; height: 100%; stroke: currentColor; stroke-width: 1.5; fill: none; }

.faq-item[open] .faq-item__icon { transform: rotate(45deg); }

.faq-item__answer {
  padding: 0 0 var(--space-5);
  color: var(--color-fg-muted);
  max-width: 65ch;
  line-height: var(--lh-loose);
}

/* ─── Footer ──────────────────────────────────────────────────────── */
.footer {
  background: var(--color-smoke);
  color: var(--color-bone);
  padding-block: var(--space-9) var(--space-6);
  margin-top: var(--space-10);
}

/* Acordeón mobile: las columnas con lista usan <details> */
.footer__col summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__col summary::-webkit-details-marker { display: none; }

.footer__col summary::after {
  content: "+";
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: var(--fw-regular);
  color: var(--color-bronze);
  line-height: 1;
  transition: transform var(--duration-fast) var(--ease-out);
}

.footer__col[open] summary::after { content: "−"; }

@media (max-width: 767px) {
  .footer__col {
    border-bottom: 1px solid rgba(234, 227, 214, 0.12);
  }
  .footer__col:first-of-type {
    border-top: 1px solid rgba(234, 227, 214, 0.12);
  }
  .footer__col summary { padding-block: var(--space-4); }
  .footer__col summary .footer__col-title { margin-bottom: 0; }
  .footer__col[open] > .footer__list { padding-bottom: var(--space-4); }
}

@media (min-width: 768px) {
  /* Desktop: contenido siempre visible, summary se ve como h3 normal sin toggle */
  .footer__col > *:not(summary) { display: block !important; }
  .footer__col summary { pointer-events: none; cursor: default; }
  .footer__col summary::after { display: none; }
}

.footer__top {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer__top {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-6);
  }
}

.footer__col-title {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-bone);
  margin-bottom: var(--space-4);
}

.footer__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__list a {
  color: var(--color-bone);
  text-decoration: none;
  font-size: var(--fs-sm);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-fast) var(--ease-out);
}

.footer__list a:hover { border-bottom-color: var(--color-bronze); color: var(--color-bone); }

.footer__newsletter p {
  font-size: var(--fs-sm);
  color: rgba(234, 227, 214, 0.72);
  margin-bottom: var(--space-4);
  max-width: 32ch;
}

.footer__newsletter-form {
  display: flex;
  gap: var(--space-2);
  border-bottom: 1px solid rgba(234, 227, 214, 0.32);
  padding-bottom: var(--space-2);
}

.footer__newsletter-input {
  flex: 1;
  background: transparent;
  border: 0;
  padding: var(--space-2) 0;
  color: var(--color-bone);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
}

.footer__newsletter-input::placeholder { color: rgba(234, 227, 214, 0.48); }

.footer__newsletter-input:focus { outline: 0; }

.footer__newsletter-submit {
  background: transparent;
  color: var(--color-bone);
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
}

.footer__service {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: 1px solid rgba(234, 227, 214, 0.16);
  border-bottom: 1px solid rgba(234, 227, 214, 0.16);
  margin-bottom: var(--space-5);
}

@media (min-width: 768px) {
  .footer__service { grid-template-columns: repeat(4, 1fr); }
}

.footer__service-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: rgba(234, 227, 214, 0.85);
}

.footer__service-item strong {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-bone);
}

.footer__credits {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: rgba(234, 227, 214, 0.78);
}

.footer__credits a { color: rgba(234, 227, 214, 0.72); border-bottom: 1px solid transparent; }
.footer__credits a:hover { border-bottom-color: var(--color-bronze); }

/* ─── Breadcrumb ──────────────────────────────────────────────────── */
.breadcrumb {
  font-size: var(--fs-sm);
  color: var(--color-fg-muted);
  padding-block: var(--space-5) 0;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0;
}

.breadcrumb li:not(:last-child)::after {
  content: "·";
  margin-left: var(--space-2);
  color: var(--color-fg-muted);
}

.breadcrumb a {
  color: var(--color-fg-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.breadcrumb a:hover { color: var(--color-walnut); border-bottom-color: var(--color-walnut); }

.breadcrumb [aria-current="page"] { color: var(--color-fg); }

/* ─── Tag / pill ──────────────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-walnut);
  background: rgba(107, 79, 58, 0.10);
  border-radius: var(--radius-sm);
}