/* ==========================================================================
   Zenivero — Homepage Stylesheet
   Zen japonisant : vast whitespace, sumi-e ink, minimal type
   ========================================================================== */

body {
  background-color: var(--bg-primary);
  color: var(--color-primary-dark);
}

/* ==========================================================================
   1. Zen Hero — minimal, vast empty, single line
   ========================================================================== */

.zen-hero {
  position: relative;
  width: 100%;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: var(--color-paper);
  overflow: hidden;
}

.zen-hero__seal {
  position: absolute;
  top: 4rem;
  right: 4rem;
  width: 60px;
  height: 60px;
  background-color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-jp);
  font-size: 1.8rem;
  color: #fff;
  z-index: 2;
}

.zen-hero__seal::before {
  content: "瞑";
}

.zen-hero__visual {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.zen-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: grayscale(80%) contrast(0.95);
}

.zen-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--color-paper) 0%, rgba(250, 248, 242, 0.6) 50%, var(--color-paper) 100%);
}

.zen-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  padding: 0 2rem;
}

.zen-hero__kanji {
  font-family: var(--font-jp);
  font-size: 4rem;
  font-weight: 300;
  color: var(--color-accent);
  margin-bottom: 2.5rem;
  line-height: 1;
  letter-spacing: 0.05em;
}

.zen-hero__eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-ink-light);
  margin-bottom: 2rem;
}

.zen-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.005em;
  color: var(--color-primary-dark);
  margin-bottom: 2rem;
}

.zen-hero__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-accent);
}

.zen-hero__lede {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.85;
  font-style: italic;
  color: var(--color-ink-light);
  max-width: 540px;
  margin: 0 auto 3.5rem;
  font-weight: 300;
}

.zen-hero__divider {
  width: 1px;
  height: 60px;
  background: var(--color-accent);
  margin: 0 auto 2.5rem;
  opacity: 0.6;
}

.zen-hero__actions {
  display: inline-flex;
  gap: 2rem;
  align-items: center;
}

.zen-hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-ink-light);
  z-index: 2;
}

/* ==========================================================================
   2. Section intro — vast whitespace, minimal
   ========================================================================== */

.zen-intro {
  text-align: center;
  max-width: 580px;
  margin: 0 auto 6rem;
  padding: 0 1rem;
}

.zen-intro__kanji {
  font-family: var(--font-jp);
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
  opacity: 0.85;
}

.zen-intro__eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.75rem;
}

.zen-intro__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 300;
  letter-spacing: -0.005em;
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin-bottom: 1.25rem;
}

.zen-intro__text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.85;
  font-style: italic;
  color: var(--color-ink-light);
  font-weight: 300;
}

/* ==========================================================================
   3. Category Vertical List — zen menu, no grid
   ========================================================================== */

.zen-categories {
  max-width: 920px;
  margin: 0 auto;
  border-top: 1px solid var(--color-stone);
}

.zen-cat-row {
  display: grid;
  grid-template-columns: 80px 1fr 280px 60px;
  align-items: center;
  gap: 2.5rem;
  padding: 3.5rem 2rem;
  border-bottom: 1px solid var(--color-stone);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.4s ease;
  position: relative;
}

.zen-cat-row:hover {
  background-color: var(--color-stone-light);
}

.zen-cat-row__num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  font-style: italic;
  color: var(--color-accent);
  line-height: 1;
}

.zen-cat-row__content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.zen-cat-row__name {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--color-primary-dark);
  letter-spacing: -0.005em;
  line-height: 1.15;
}

.zen-cat-row__desc {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--color-ink-light);
  font-weight: 300;
  max-width: 460px;
}

.zen-cat-row__visual {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-stone);
}

.zen-cat-row__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.zen-cat-row:hover .zen-cat-row__visual img {
  transform: scale(1.04);
}

.zen-cat-row__arrow {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-accent);
  transition: transform 0.4s ease;
  text-align: center;
}

.zen-cat-row:hover .zen-cat-row__arrow {
  transform: translateX(8px);
}

/* ==========================================================================
   4. Product Grid — 2-col vast spacing
   ========================================================================== */

.zen-product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem 5rem;
  max-width: 1080px;
  margin: 0 auto;
}

@media (min-width: 1280px) {
  .zen-product-grid {
    max-width: 1180px;
  }
}

/* ==========================================================================
   5. Story Block — horizontal split, vast whitespace
   ========================================================================== */

.zen-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 6rem;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 2rem;
}

.zen-story--reverse {
  direction: rtl;
}

.zen-story--reverse > * {
  direction: ltr;
}

.zen-story__visual {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--color-stone);
}

.zen-story__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(15%);
}

.zen-story__content {
  padding: 1rem 0;
}

.zen-story__num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 400;
  font-style: italic;
  color: var(--color-accent);
  letter-spacing: var(--letter-spacing-wider);
  margin-bottom: 1.5rem;
}

.zen-story__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--color-primary-dark);
  margin-bottom: 2rem;
}

.zen-story__title em {
  font-style: italic;
  color: var(--color-accent);
  font-weight: 400;
}

.zen-story__text {
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.85;
  font-style: italic;
  color: var(--color-ink-light);
  margin-bottom: 2.5rem;
  font-weight: 300;
  max-width: 480px;
}

.zen-story__signature {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--color-accent);
  margin-top: 1.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.zen-story__signature::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 1px;
  background: var(--color-accent);
}

/* ==========================================================================
   6. Pillars — horizontal numbered, no boxes
   ========================================================================== */

.zen-pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 2rem;
}

.zen-pillar {
  text-align: left;
  border-top: 1px solid var(--color-accent);
  padding-top: 2rem;
}

.zen-pillar__num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.zen-pillar__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-primary-dark);
  margin-bottom: 1rem;
  letter-spacing: -0.005em;
}

.zen-pillar__desc {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.65;
  color: var(--color-ink-light);
  font-weight: 300;
}

/* ==========================================================================
   7. Bestsellers — same 2-col, alternating
   ========================================================================== */

.zen-bestsellers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem 2.5rem;
  max-width: 1180px;
  margin: 0 auto;
}

/* ==========================================================================
   8. Newsletter — minimal centered, sumi seal
   ========================================================================== */

.zen-newsletter {
  background-color: var(--color-primary-dark);
  color: var(--color-paper);
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
}

.zen-newsletter::before {
  content: "結";
  position: absolute;
  top: 3rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-jp);
  font-size: 2.5rem;
  color: var(--color-accent);
  opacity: 0.5;
}

.zen-newsletter__inner {
  max-width: 540px;
  margin: 0 auto;
}

.zen-newsletter__eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 2rem;
}

.zen-newsletter__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  font-weight: 300;
  line-height: 1.2;
  color: var(--color-paper);
  margin-bottom: 1.5rem;
}

.zen-newsletter__title em {
  font-style: italic;
  color: var(--color-accent);
  font-weight: 400;
}

.zen-newsletter__text {
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.7;
  font-style: italic;
  color: rgba(250, 248, 242, 0.75);
  margin-bottom: 3rem;
  font-weight: 300;
}

.zen-newsletter__form {
  display: flex;
  gap: 0;
  max-width: 440px;
  margin: 0 auto;
  border-bottom: 1px solid rgba(250, 248, 242, 0.3);
}

.zen-newsletter__input {
  flex: 1;
  height: 48px;
  padding: 0 0.5rem;
  background: transparent;
  border: none;
  color: var(--color-paper);
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
}

.zen-newsletter__input::placeholder {
  color: rgba(250, 248, 242, 0.35);
}

.zen-newsletter__input:focus {
  outline: none;
}

.zen-newsletter__btn {
  background: transparent;
  border: none;
  color: var(--color-accent);
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  cursor: pointer;
  padding: 0 1rem;
  transition: color 0.3s ease;
}

.zen-newsletter__btn:hover {
  color: var(--color-accent-light);
}

.zen-newsletter__fineprint {
  margin-top: 2rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: rgba(250, 248, 242, 0.4);
  letter-spacing: 0.02em;
}

/* ==========================================================================
   9. Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .zen-cat-row { grid-template-columns: 60px 1fr 200px 40px; gap: 1.5rem; padding: 2.5rem 1.5rem; }
  .zen-cat-row__name { font-size: 1.4rem; }
  .zen-product-grid, .zen-bestsellers { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
  .zen-story { grid-template-columns: 1fr; gap: 3rem; }
  .zen-story__visual { aspect-ratio: 4 / 3; }
  .zen-pillars { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
}

@media (max-width: 640px) {
  .zen-hero__seal { width: 44px; height: 44px; top: 2rem; right: 1.5rem; font-size: 1.4rem; }
  .zen-hero__kanji { font-size: 3rem; margin-bottom: 1.5rem; }
  .zen-hero__actions { flex-direction: column; gap: 1rem; }
  .zen-cat-row { grid-template-columns: 40px 1fr; gap: 1rem; padding: 2rem 1rem; }
  .zen-cat-row__visual, .zen-cat-row__arrow { display: none; }
  .zen-cat-row__num { font-size: 1.5rem; }
  .zen-cat-row__name { font-size: 1.2rem; }
  .zen-product-grid, .zen-bestsellers { grid-template-columns: 1fr; gap: 3rem; }
  .zen-pillars { grid-template-columns: 1fr; gap: 2.5rem; }
  .zen-newsletter { padding: 5rem 1.5rem; }
  .zen-newsletter__form { flex-direction: column; border-bottom: none; gap: 1rem; }
  .zen-newsletter__input { border-bottom: 1px solid rgba(250, 248, 242, 0.3); }
}