/* ============================================================
   GIDE OBJECTS — style.css
   Warm Minimalist · Segoe UI · Mobile-First
   ============================================================ */

/* ── Design Tokens ──────────────────────────────────────── */
:root {
  --bg:           #FBFBFA;
  --bg-image:     #F7F7F5;
  --ink:          #1A1A1A;
  --ink-muted:    #6B6B68;
  --ink-faint:    #AEADA8;
  --rule:         #E3E2DD;
  --surface:      #F4F3F0;

  --gutter:       1.25rem;
  --section-gap:  4rem;

  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

  --text-xs:   0.6875rem;   /* 11px */
  --text-sm:   0.8125rem;   /* 13px */
  --text-base: 1rem;        /* 16px */
  --text-lg:   1.125rem;    /* 18px */
  --text-xl:   1.375rem;    /* 22px */
  --text-2xl:  1.75rem;     /* 28px */
  --text-3xl:  2.25rem;     /* 36px */
  --text-4xl:  3rem;        /* 48px */
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
ul, ol {
  list-style: none;
}
button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

/* ── Shared Layout ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ── Typography helpers ─────────────────────────────────── */
.label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ── Horizontal rule ────────────────────────────────────── */
hr {
  border: none;
  border-top: 1px solid var(--rule);
}

/* ============================================================
   PRODUCT IMAGE — shared slot style
   ============================================================ */
.product-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  padding: 10%;
  background-color: var(--bg-image);
  display: block;
}

/* Placeholder block for image slots not yet filled */
.image-slot {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--bg-image);
  display: flex;
  align-items: center;
  justify-content: center;
}
.image-slot img {
  width: 80%;
  height: 80%;
  object-fit: contain;
}

/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg);
  border-bottom: 1px solid var(--rule);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.site-header__logo img {
  height: 22px;
  width: auto;
  display: block;
}

/* Fallback text logo if img not found */
.site-header__logo-text {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-nav__link {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  transition: color 0.2s ease;
}
.site-nav__link:hover,
.site-nav__link--active {
  color: var(--ink);
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2.5rem 0;
  margin-top: var(--section-gap);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.site-footer__contact a {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  transition: color 0.2s ease;
}
.site-footer__contact a:hover {
  color: var(--ink);
}

.site-footer__links {
  display: flex;
  gap: 1.5rem;
}
.site-footer__links a {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  transition: color 0.2s ease;
}
.site-footer__links a:hover {
  color: var(--ink);
}

.site-footer__copy {
  font-size: var(--text-xs);
  color: var(--ink-faint);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  transition: background 0.2s ease, color 0.2s ease;
  cursor: pointer;
}
.btn:hover {
  background: var(--ink);
  color: var(--bg);
}

.btn--filled {
  background: var(--ink);
  color: var(--bg);
}
.btn--filled:hover {
  background: #333;
}

.btn--etsy {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn--etsy:hover {
  background: #333;
  border-color: #333;
}

/* ============================================================
   HOME — HERO
   ============================================================ */
.hero {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rule);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.hero__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
}

.hero__eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.hero__title {
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.hero__body {
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: 1.7;
  color: var(--ink-muted);
  max-width: 44ch;
}

.hero__image {
  width: 100%;
}

/* ============================================================
   HOME — FEATURED OBJECT
   ============================================================ */
.featured {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rule);
}

.featured__header {
  margin-bottom: 2.5rem;
}

.featured__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.5rem;
}

.featured__title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 1rem;
}

.featured__desc {
  font-size: var(--text-base);
  color: var(--ink-muted);
  max-width: 52ch;
  line-height: 1.7;
}

.featured__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background-color: var(--rule);
  margin-bottom: 2rem;
}

.featured__slot {
  background-color: var(--bg);
}

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

/* ============================================================
   HOME — PROCESS / PHILOSOPHY
   ============================================================ */
.philosophy {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rule);
}

.philosophy__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.philosophy__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.philosophy__heading {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 1.5rem;
}

.philosophy__body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.philosophy__body p {
  font-size: var(--text-base);
  color: var(--ink-muted);
  line-height: 1.75;
  max-width: 62ch;
}

/* ============================================================
   OBJECT TEMPLATE — CASE STUDY
   ============================================================ */
.case-study {
  padding: var(--section-gap) 0;
}

/* Intro */
.case-intro {
  padding-bottom: var(--section-gap);
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.case-intro__meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.case-intro__id {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.case-intro__title {
  font-size: var(--text-3xl);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--ink);
}

.case-intro__desc {
  font-size: var(--text-lg);
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 52ch;
}

.case-intro__details {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.case-intro__detail {
  display: flex;
  gap: 1rem;
  font-size: var(--text-sm);
  border-top: 1px solid var(--rule);
  padding-top: 0.6rem;
}

.case-intro__detail-key {
  font-weight: 600;
  color: var(--ink-faint);
  min-width: 90px;
  text-transform: uppercase;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  padding-top: 0.1rem;
}

.case-intro__detail-val {
  color: var(--ink-muted);
}

/* Photography Grid */
.photo-section {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rule);
}

.photo-section__heading {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.5rem;
}

.photo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background-color: var(--rule);
}

/* Named grid areas for future photography set */
.photo-grid__item {
  background-color: var(--bg);
  display: flex;
  flex-direction: column;
}

.photo-grid__item figcaption {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--rule);
  background-color: var(--bg);
}

/* Technical Notes */
.tech-notes {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rule);
}

.tech-notes__heading {
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 1.5rem;
}

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

.tech-notes__col p {
  font-size: var(--text-base);
  color: var(--ink-muted);
  line-height: 1.75;
  max-width: 58ch;
}

.tech-notes__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tech-notes__col ul li {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  padding-left: 1rem;
  position: relative;
}
.tech-notes__col ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--ink-faint);
}

/* Case study CTA */
.case-cta {
  padding: var(--section-gap) 0 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.case-cta__text {
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

/* ============================================================
   SHOP PAGE
   ============================================================ */
.shop-header {
  padding: var(--section-gap) 0 2.5rem;
  border-bottom: 1px solid var(--rule);
}

.shop-header__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.5rem;
}

.shop-header__title {
  font-size: var(--text-3xl);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.shop-header__desc {
  font-size: var(--text-base);
  color: var(--ink-muted);
  max-width: 52ch;
  margin-top: 0.75rem;
  line-height: 1.7;
}

.shop-grid {
  padding: var(--section-gap) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  background-color: var(--rule);
}

.shop-card {
  background-color: var(--bg);
  display: grid;
  grid-template-columns: 1fr;
}

.shop-card__image {
  border-bottom: 1px solid var(--rule);
}

.shop-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.shop-card__id {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.shop-card__title {
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.2;
}

.shop-card__desc {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 44ch;
}

.shop-card__footer {
  padding-top: 0.5rem;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.shop-card__note {
  font-size: var(--text-xs);
  color: var(--ink-faint);
}

/* Shop info strip */
.shop-info {
  border-top: 1px solid var(--rule);
  padding: 2.5rem 0;
}

.shop-info__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.shop-info__item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.shop-info__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.shop-info__text {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  line-height: 1.65;
}

/* ============================================================
   PAGE TITLE STRIP — used on interior pages
   ============================================================ */
.page-strip {
  padding: 2.5rem 0 0;
  margin-bottom: var(--section-gap);
}

/* ============================================================
   RESPONSIVE — TABLET (≥ 640px)
   ============================================================ */
@media (min-width: 640px) {

  :root {
    --gutter: 2rem;
  }

  /* Hero */
  .hero__title {
    font-size: var(--text-4xl);
  }

  /* Featured grid: 2 columns */
  .featured__grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Photo grid: 2 columns */
  .photo-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Named large slots */
  .photo-grid__item--hero {
    grid-column: 1 / -1;
  }

  /* Tech notes */
  .tech-notes__body {
    grid-template-columns: 1fr 1fr;
  }

  /* Case intro */
  .case-intro {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  /* Shop card */
  .shop-card {
    grid-template-columns: 1fr 1fr;
  }
  .shop-card__image {
    border-bottom: none;
    border-right: 1px solid var(--rule);
  }

  /* Shop info */
  .shop-info__inner {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer */
  .site-footer__inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

/* ============================================================
   RESPONSIVE — DESKTOP (≥ 960px)
   ============================================================ */
@media (min-width: 960px) {

  :root {
    --gutter: 3.5rem;
    --section-gap: 6rem;
  }

  /* Hero: 2 columns */
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
  }

  /* Philosophy: 2 columns */
  .philosophy__inner {
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
  }

  /* Photo grid: 3 columns */
  .photo-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  /* Hero slot spans full width */
  .photo-grid__item--hero {
    grid-column: 1 / -1;
  }

  /* Form + Profile side-by-side (already done in 640px) */

  /* Featured: side by side */
  .featured__grid {
    grid-template-columns: 1fr 1fr;
  }
}