/* Tiệm Dịu Êm — trang thương hiệu.
   Tông Thổ: giấy mộc, nâu đất, đất nung (Hỏa sinh Thổ). Xanh sage (Mộc) chỉ điểm rất nhẹ. */
:root {
  --paper: #f4eee5;
  --paper-deep: #ebe2d4;
  --ink: #3b2f26;
  --ink-soft: #6f6053;
  --ink-faint: #9a8b7c;
  --line: #d8cbb8;
  --clay: #9c5638;
  --clay-soft: #c08a6b;
  --sage: #8b9480;

  --serif-display: "Cormorant Garamond Variable", "Cormorant Garamond", Garamond, serif;
  --serif-text: "Newsreader Variable", Newsreader, Georgia, serif;

  --measure: 34rem;
  --wide: 62rem;
  --gutter: clamp(1rem, 5vw, 2.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-text);
  font-size: clamp(1.0625rem, 1rem + 0.25vw, 1.1875rem);
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-color: var(--clay-soft); text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { color: var(--clay); text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
::selection { background: var(--paper-deep); color: var(--clay); }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--paper); padding: 0.4rem 0.8rem; z-index: 2; }

/* ---------- đầu trang ---------- */
.masthead {
  max-width: var(--wide);
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 2.75rem) var(--gutter) 0;
  display: flex; flex-wrap: wrap; gap: 1rem 2rem;
  align-items: baseline; justify-content: space-between;
}
.wordmark { text-decoration: none; display: grid; line-height: 1.1; }
.wordmark-name { font-family: var(--serif-display); font-size: 1.65rem; font-weight: 500; letter-spacing: 0.01em; }
.wordmark-tag { font-style: italic; font-size: 0.85rem; color: var(--ink-faint); margin-top: 0.2rem; }
.masthead nav { display: flex; gap: clamp(1rem, 3vw, 1.75rem); font-size: 0.95rem; }
.masthead nav a { text-decoration: none; color: var(--ink-soft); }
.masthead nav a:hover, .masthead nav a[aria-current] { color: var(--clay); }
.masthead nav a[aria-current] { text-decoration: underline; text-decoration-color: var(--clay-soft); }
.ext { font-size: 0.75em; margin-left: 0.15em; }

/* ---------- khung chữ ---------- */
main { max-width: var(--wide); margin: 0 auto; padding: 0 var(--gutter); }
.prose { max-width: var(--measure); margin-inline: auto; }
.prose p { margin: 0 0 1.15em; }
.prose h2 { margin-top: 2em; }

h1, h2, h3 { font-family: var(--serif-display); font-weight: 400; line-height: 1.15; letter-spacing: 0.005em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.5rem, 1.5rem + 4.5vw, 4.4rem); font-weight: 300; }
h2 { font-size: clamp(1.7rem, 1.3rem + 1.4vw, 2.3rem); }
h3 { font-size: 1.45rem; font-weight: 500; }
h1 em, h2 em { color: var(--clay); }

/* nhãn nhỏ kiểu vở giáo án: số thứ tự + chữ hoa nhỏ */
.label {
  display: block;
  font-variant-caps: all-small-caps;
  letter-spacing: 0.14em;
  font-size: 0.95rem;
  color: var(--clay);
  margin-bottom: 0.9rem;
}

/* Chữ ký thương hiệu: hàng chữ V như mặt vải len móc (giống thanh tiến độ trong bộ công cụ) */
.stitches {
  height: 10px;
  width: min(12rem, 60%);
  margin: 0 auto;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='10'%3E%3Cpath d='M2 1.5 7 8.5 12 1.5' fill='none' stroke='%239c5638' stroke-width='1.1' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") repeat-x left center;
  opacity: 0.55;
}

.section { padding: clamp(3.5rem, 9vw, 6.5rem) 0; }
.section + .section { border-top: 1px solid var(--line); }
.center { text-align: center; }
.muted { color: var(--ink-soft); }

/* ---------- trang chủ ---------- */
.hero { padding: clamp(4rem, 13vw, 9rem) 0 clamp(3rem, 8vw, 5rem); }
.hero h1 { max-width: 14ch; margin-bottom: 0.6em; }
.hero p { max-width: 31rem; color: var(--ink-soft); font-size: 1.08em; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem 2rem; margin-top: 2.2rem; }
.link-arrow { text-decoration: none; border-bottom: 1px solid var(--clay-soft); padding-bottom: 0.1em; }
.link-arrow::after { content: " →"; color: var(--clay); }
.link-quiet { text-decoration: none; color: var(--ink-soft); }
.link-quiet:hover { color: var(--clay); }

.hero-photo { margin: 0 0 clamp(3rem, 8vw, 5rem); }
.hero-photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }

.notes { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.note p { margin: 0; color: var(--ink-soft); }
.note h3 { margin-bottom: 0.4em; }

.closing { max-width: 30rem; margin: 0 auto; text-align: center; }
.closing p { font-family: var(--serif-display); font-size: clamp(1.45rem, 1.2rem + 1vw, 1.85rem); line-height: 1.4; font-weight: 400; margin: 1.6rem 0 0; }
.closing em { color: var(--clay); }

/* ---------- cửa hàng ---------- */
.grid { display: grid; gap: clamp(2rem, 5vw, 3rem) clamp(1.25rem, 3vw, 2rem); grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr)); }
.card { text-decoration: none; display: block; }
.card figure { margin: 0 0 0.9rem; background: var(--paper-deep); overflow: hidden; }
.card img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; transition: transform 0.8s ease; }
.card:hover img { transform: scale(1.025); }
.card h3 { font-size: 1.3rem; margin: 0 0 0.15rem; }
.card .meta { font-size: 0.92rem; color: var(--ink-soft); }

.empty { max-width: 30rem; margin: 0 auto; text-align: center; padding: clamp(1rem, 4vw, 2rem) 0; }
.empty h2 { margin-bottom: 0.6em; }
.empty p { color: var(--ink-soft); }
.empty .stitches { margin-bottom: 2.2rem; }

/* ---------- trang một món ---------- */
.item { display: grid; gap: clamp(2rem, 6vw, 4.5rem); grid-template-columns: 1fr; padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
@media (min-width: 52rem) { .item { grid-template-columns: 1.15fr 1fr; align-items: start; } .item-info { position: sticky; top: 2rem; } }
.gallery { display: grid; gap: 0.9rem; }
.gallery img { width: 100%; background: var(--paper-deep); }
/* Điện thoại: ảnh vuốt ngang, để tên + giá + nút mua hiện ngay dưới ảnh đầu */
@media (max-width: 51.99rem) {
  .gallery {
    grid-auto-flow: column; grid-auto-columns: 86%;
    overflow-x: auto; scroll-snap-type: x mandatory; overscroll-behavior-x: contain;
    margin-inline: calc(-1 * var(--gutter)); padding-inline: var(--gutter); scroll-padding-inline: var(--gutter);
    scrollbar-width: none;
  }
  .gallery::-webkit-scrollbar { display: none; }
  .gallery picture { scroll-snap-align: start; }
  .gallery img { aspect-ratio: 4 / 5; object-fit: cover; }
}
.item h1 { font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.2rem); margin-bottom: 0.25em; }
.price { font-size: 1.25rem; margin: 0 0 1.6rem; }
.facts { list-style: none; padding: 1rem 0; margin: 1.8rem 0; border-block: 1px solid var(--line); font-size: 0.95rem; color: var(--ink-soft); }
.facts li { padding: 0.2rem 0; }
.facts b { font-weight: 500; color: var(--ink); }
.buy {
  display: inline-block; text-decoration: none;
  background: var(--ink); color: var(--paper);
  padding: 0.8rem 1.6rem; font-size: 1rem; letter-spacing: 0.02em;
  transition: background 0.3s ease;
}
.buy:hover { background: var(--clay); color: var(--paper); }
.buy-note { font-size: 0.88rem; color: var(--ink-faint); margin-top: 0.8rem; }
.back { font-size: 0.95rem; }

/* ---------- câu hỏi ---------- */
.faq h2 { font-size: 1.6rem; margin-top: 2.4em; padding-top: 1.4em; border-top: 1px solid var(--line); }
.faq h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 1.5em; }
.faq strong { font-weight: 500; display: block; color: var(--ink); }

.page-head { padding: clamp(3.5rem, 10vw, 6.5rem) 0 clamp(1.5rem, 4vw, 2.5rem); text-align: center; }
.page-head p { color: var(--ink-soft); max-width: 30rem; margin: 0 auto; }

/* ---------- chân trang ---------- */
.colophon {
  max-width: var(--measure); margin: clamp(4rem, 10vw, 7rem) auto 0;
  padding: 0 var(--gutter) 3rem; text-align: center;
  font-size: 0.95rem; color: var(--ink-soft);
}
.colophon .stitches { margin-bottom: 2rem; }
.colophon-line { font-family: var(--serif-display); font-size: 1.35rem; color: var(--ink); margin-bottom: 0.6rem; }
.colophon-line em { color: var(--clay); }
.fine { font-size: 0.78rem; color: var(--ink-faint); margin-top: 2rem; line-height: 1.6; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* chữ ký cuối trang Story */
.signature { font-family: var(--serif-display); font-size: 1.5rem; font-style: italic; color: var(--ink); margin-top: 2.2rem; }
.signature span { font-size: 1rem; font-style: normal; color: var(--ink-faint); font-family: var(--serif-text); }
.elsewhere { letter-spacing: 0.04em; }

/* logo chữ viết tay bên phải hero (máy tính) / phía trên (điện thoại) */
.hero { display: grid; gap: 2rem; align-items: center; }
.hero-mark { order: -1; width: min(9.5rem, 45%); }
@media (min-width: 52rem) {
  .hero { grid-template-columns: 1fr 22rem; }
  .hero-mark { order: 0; width: 100%; }
}