/* ==========================================================================
   Stitch n Pattern — Design System
   Warm, cozy, editorial craft-magazine feel: cream base, dusty rose/taupe
   accents, soft powder blue/lavender/peach secondary accents.
   ========================================================================== */

:root {
  /* Palette */
  --color-cream: #faf6f0;
  --color-cream-deep: #f2ebe1;
  --color-paper: #fffdfa;
  --color-ink: #3a322c;
  --color-ink-soft: #6b5f56;
  --color-line: #e6dcce;

  --color-rose: #c98f86;
  --color-rose-deep: #a96a61;
  --color-rose-tint: #f3e0dc;

  --color-taupe: #a89684;
  --color-taupe-deep: #8a7666;
  --color-taupe-tint: #ece3d8;

  --color-lavender: #b6a8bf;
  --color-lavender-tint: #ece5ef;

  --color-blue: #a9c1c9;
  --color-blue-tint: #e6eef0;

  --color-peach: #edc7a0;
  --color-peach-tint: #faeee0;

  --color-success: #7a9471;

  /* Type */
  --font-heading: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.875rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;

  /* Shape */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-soft: 0 4px 24px rgba(58, 50, 44, 0.08);
  --shadow-lift: 0 12px 32px rgba(58, 50, 44, 0.12);

  --content-width: 1120px;
}

/* ---- Reset ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  min-width: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

html, body {
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--color-cream);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-rose-deep);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 500; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 var(--space-md); }

ul, ol { padding-left: 1.25rem; }

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-rose-deep);
  margin-bottom: var(--space-xs);
}

/* ---- Header / Nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 240, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  max-width: var(--content-width);
  margin: 0 auto;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-ink);
}

.site-logo:hover {
  text-decoration: none;
  color: var(--color-rose-deep);
}

.site-logo span {
  color: var(--color-rose-deep);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  margin: 4px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.main-nav__list {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav__list a {
  color: var(--color-ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-nav__list a:hover,
.main-nav__list a.is-active {
  color: var(--color-rose-deep);
  text-decoration: none;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .main-nav.is-open {
    max-height: 320px;
  }

  .main-nav__list {
    flex-direction: column;
    gap: 0;
    padding: var(--space-sm) var(--space-md) var(--space-md);
  }

  .main-nav__list a {
    display: block;
    padding: var(--space-xs) 0;
  }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  padding: var(--space-xl) 0;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero__copy p {
  font-size: 1.1rem;
  color: var(--color-ink-soft);
  max-width: 42ch;
}

.hero__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  aspect-ratio: 4 / 3;
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 820px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__image {
    order: -1;
  }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: var(--color-rose-deep);
  color: var(--color-paper);
}

.btn--primary:hover {
  background: #92564d;
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-line);
  color: var(--color-ink);
}

.btn--ghost:hover {
  border-color: var(--color-rose-deep);
  color: var(--color-rose-deep);
}

/* ---- Section shell ---- */
.section {
  padding: var(--space-xl) 0;
}

.section--tint {
  background: var(--color-cream-deep);
}

.section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.section__head p {
  margin: 0;
  color: var(--color-ink-soft);
}

/* ---- Category cards (homepage) ---- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 820px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
}

.category-card {
  display: block;
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  height: 100%;
}

a.category-card:hover {
  text-decoration: none;
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.category-card__count {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  color: var(--color-rose-deep);
  margin-bottom: 0.2rem;
}

.category-card h3 {
  margin-bottom: 0.35rem;
}

.category-card p {
  color: var(--color-ink-soft);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.category-card--soon {
  opacity: 0.72;
  cursor: default;
}

.badge-soon {
  display: inline-block;
  margin-top: var(--space-xs);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--color-taupe-tint);
  color: var(--color-taupe-deep);
}

/* ---- Quick links (homepage) ---- */
.quicklink-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 620px) {
  .quicklink-row {
    grid-template-columns: 1fr;
  }
}

.quicklink-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
}

a.quicklink-card:hover {
  text-decoration: none;
  border-color: var(--color-rose-deep);
}

.quicklink-card__icon {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-rose-tint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  color: var(--color-rose-deep);
  font-size: 1.2rem;
}

.quicklink-card h4 {
  margin: 0 0 0.15rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
}

.quicklink-card span {
  color: var(--color-ink-soft);
  font-size: 0.88rem;
}

/* ---- Filter bar (category index) ---- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
}

.filter-bar input[type="search"] {
  flex: 1 1 220px;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  background: var(--color-cream);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.filter-bar input[type="search"]:focus {
  outline: 2px solid var(--color-rose);
  outline-offset: 1px;
}

.filter-chip {
  border: 1px solid var(--color-line);
  background: var(--color-cream);
  color: var(--color-ink-soft);
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
}

.filter-chip.is-active {
  background: var(--color-rose-deep);
  border-color: var(--color-rose-deep);
  color: var(--color-paper);
}

.filter-empty {
  display: none;
  text-align: center;
  padding: var(--space-lg) 0;
  color: var(--color-ink-soft);
}

/* ---- Stitch grid + card ---- */
.stitch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-md);
}

.stitch-card {
  display: flex;
  flex-direction: column;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

a.stitch-card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

.stitch-card__swatch {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-paper);
  text-align: center;
  padding: var(--space-sm);
  overflow: hidden;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.14) 0 8px, transparent 8px 16px),
    linear-gradient(160deg, var(--swatch-a, var(--color-rose)), var(--swatch-b, var(--color-taupe)));
}

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

.stitch-card__swatch--photo {
  padding: 0;
}

.stitch-card__body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.stitch-card__body h3 {
  margin-bottom: 0.3rem;
}

.stitch-card__body p {
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  margin-bottom: var(--space-sm);
  flex: 1;
}

.stitch-card__meta {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.tag--beginner { background: var(--color-blue-tint); color: #4c6b73; }
.tag--intermediate { background: var(--color-peach-tint); color: #96622c; }
.tag--advanced { background: var(--color-rose-tint); color: var(--color-rose-deep); }
.tag--category { background: var(--color-taupe-tint); color: var(--color-taupe-deep); }

.stitch-card--stub {
  opacity: 0.6;
}

.stitch-card--stub .stitch-card__swatch {
  background: var(--color-taupe-tint);
  color: var(--color-taupe-deep);
}

/* ---- Stitch detail page ---- */
.stitch-header {
  padding: var(--space-lg) 0 var(--space-md);
}

.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-md);
}

.breadcrumbs a {
  color: var(--color-ink-soft);
}

.stitch-header__meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: var(--space-sm) 0 var(--space-md);
}

.stitch-detail {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (max-width: 820px) {
  .stitch-detail {
    grid-template-columns: 1fr;
  }
}

.stitch-detail__swatch {
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-paper);
  text-align: center;
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.14) 0 10px, transparent 10px 20px),
    linear-gradient(160deg, var(--swatch-a, var(--color-rose)), var(--swatch-b, var(--color-taupe)));
  position: sticky;
  top: 96px;
}

.stitch-detail__swatch--photo {
  padding: 0;
  overflow: hidden;
  background: var(--color-cream-deep);
}

.stitch-detail__swatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.stitch-detail__swatch small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-top: var(--space-xs);
}

.instructions-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
}

.instructions-list li {
  counter-increment: step;
  position: relative;
  padding: 0.6rem 0 0.6rem 2.6rem;
  border-bottom: 1px solid var(--color-line);
}

.instructions-list li:last-child {
  border-bottom: none;
}

.instructions-list li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background: var(--color-rose-tint);
  color: var(--color-rose-deep);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tips-box {
  background: var(--color-blue-tint);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-md) 0;
}

.tips-box h4 {
  font-family: var(--font-body);
  margin-bottom: 0.5rem;
}

.tips-box ul {
  margin: 0;
}

.related-stitches {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.related-stitches a {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-ink);
  font-size: 0.9rem;
}

.related-stitches a:hover {
  border-color: var(--color-rose-deep);
  color: var(--color-rose-deep);
  text-decoration: none;
}

/* ---- Coming soon panel ---- */
.coming-soon-panel {
  text-align: center;
  padding: var(--space-lg);
  border: 1px dashed var(--color-line);
  border-radius: var(--radius-md);
  color: var(--color-ink-soft);
}

/* ---- Reference / table pages ---- */
.ref-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
}

table.ref-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-paper);
  min-width: 480px;
}

table.ref-table th,
table.ref-table td {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.95rem;
}

table.ref-table th {
  background: var(--color-cream-deep);
  font-family: var(--font-heading);
  font-weight: 600;
}

table.ref-table tr:last-child td {
  border-bottom: none;
}

.glossary-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-sm) var(--space-lg);
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0;
}

.glossary-list li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-line);
}

.glossary-list .glossary-term {
  font-weight: 600;
}

.glossary-list .glossary-abbr {
  color: var(--color-ink-soft);
  text-align: right;
}

/* ---- Tool forms ---- */
.tool-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (max-width: 820px) {
  .tool-layout {
    grid-template-columns: 1fr;
  }
}

.tool-panel {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-soft);
}

.tool-panel h3 {
  margin-top: 0;
}

.field {
  margin-bottom: var(--space-sm);
}

.field label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.3rem;
}

.field input[type="number"],
.field select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-cream);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-ink);
}

.field input[type="number"]:focus,
.field select:focus {
  outline: 2px solid var(--color-rose);
  outline-offset: 1px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.tool-result {
  background: var(--color-peach-tint);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.tool-result__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-taupe-deep);
  margin-bottom: 0.2rem;
}

.tool-result__value {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-rose-deep);
  line-height: 1.15;
}

.tool-result__note {
  color: var(--color-ink-soft);
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

.tool-result + .tool-result {
  margin-top: var(--space-sm);
}

.tool-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}

.tool-summary-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-soft);
}

.tool-summary-card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--color-line);
  background: var(--color-cream-deep);
  padding: var(--space-lg) 0;
  margin-top: var(--space-xl);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.site-footer nav ul {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.site-footer nav a {
  color: var(--color-ink-soft);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
}