/* ===== Tokens ===== */
:root{
  --paper: #EFE8DA;
  --paper-2: #E4DAC3;
  --ink: #221D16;
  --ink-soft: #59503F;
  --jade: #1F3B32;
  --jade-deep: #142722;
  --brass: #93701F;
  --brass-line: #A67C2E;
  --lacquer: #7A2E24;
  --line: rgba(34,29,22,0.16);
  --line-soft: rgba(34,29,22,0.09);
  --max: 1120px;
  --serif: "Lora", "Times New Roman", serif;
  --sans: "Be Vietnam Pro", -apple-system, "Segoe UI", sans-serif;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 600;
  color: var(--jade-deep);
  line-height: 1.22;
  margin: 0 0 0.5em;
}
h1{ font-size: clamp(2.1rem, 4vw, 3.1rem); font-weight: 500; }
h2{ font-size: clamp(1.5rem, 2.6vw, 2rem); }
h3{ font-size: 1.2rem; }

p{ margin: 0 0 1em; max-width: 62ch; }
p.wide{ max-width: 74ch; }

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

.wrap{ max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--jade); color:var(--paper);
  padding:10px 16px; z-index:200;
}
.skip-link:focus{ left:16px; top:16px; }

:focus-visible{ outline: 2px solid var(--brass-line); outline-offset: 3px; }

.section{ padding: 68px 0; border-top: 1px solid var(--line-soft); }
.section:first-child{ border-top: none; }
.section--tinted{ background: var(--paper-2); }
.section__head{ margin-bottom: 34px; max-width: 60ch; }
.section__head p{ color: var(--ink-soft); }

.eyebrow-note{ color: var(--ink-soft); font-size: 0.95rem; margin-bottom: 0.35em; }

/* ===== Buttons / links ===== */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--sans); font-weight:600; font-size: 0.98rem;
  padding: 12px 22px; border: 1px solid var(--jade); color: var(--jade);
  background: transparent; border-radius: 2px; cursor:pointer;
  transition: background .18s ease, color .18s ease;
}
.btn:hover{ background: var(--jade); color: var(--paper); }
.btn--solid{ background: var(--jade); color: var(--paper); }
.btn--solid:hover{ background: var(--jade-deep); }

.text-link{
  color: var(--jade); font-weight:600; border-bottom: 1px solid var(--brass-line);
  padding-bottom: 2px;
}
.text-link:hover{ color: var(--brass); }

/* ===== Header ===== */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(239,232,218,.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 76px;
}
.brand{ display:flex; align-items:center; gap:10px; color: var(--jade-deep); }
.brand__mark{ color: var(--jade); flex-shrink:0; }
.brand__name{
  font-family: var(--serif); font-weight:600; font-size: 1.15rem;
  letter-spacing: 0.06em;
}
.site-nav{ display:flex; gap: 30px; }
.site-nav a{
  color: var(--ink); font-weight:500; font-size: 0.98rem;
  padding-bottom: 4px; border-bottom: 1px solid transparent;
}
.site-nav a:hover, .site-nav a.is-active{ border-bottom-color: var(--brass-line); color: var(--jade-deep); }

.site-header__actions{ display:flex; align-items:center; gap:18px; }

.header-cart{ position:relative; display:flex; align-items:center; color: var(--jade-deep); }
.header-cart__count{
  position:absolute; top:-8px; right:-10px; background: var(--brass-line); color: var(--jade-deep);
  font-size:0.7rem; font-weight:700; width:18px; height:18px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; line-height:1;
}

.nav-toggle{
  display:none; flex-direction:column; gap:4px; background:none; border:none; cursor:pointer;
  padding: 8px 4px;
}
.nav-toggle span{ width:22px; height:2px; background: var(--ink); display:block; }
.nav-toggle__label{ display:none; }

@media (max-width: 860px){
  .nav-toggle{ display:flex; }
  .site-nav{
    position:absolute; top:76px; left:0; right:0; background: var(--paper);
    flex-direction:column; gap:0; border-bottom: 1px solid var(--line);
    max-height:0; overflow:hidden; transition: max-height .25s ease;
  }
  .site-nav.is-open{ max-height: 400px; }
  .site-nav a{ padding: 16px 24px; border-bottom: 1px solid var(--line-soft); width:100%; }
}

/* ===== Hero ===== */
.hero{ padding: 60px 0 76px; }
.hero__grid{
  display:grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items:center;
}
.hero__lines{ margin:0 0 0.9em; }
.hero__lines span{ display:block; }
.hero__scope{ color: var(--ink-soft); }
.hero__doorways{ margin-top: 30px; border-top: 1px solid var(--line); }
.doorway{
  display:flex; align-items:center; gap:16px; padding: 18px 0;
  border-bottom: 1px solid var(--line); color: var(--ink);
}
.doorway svg{ color: var(--brass-line); flex-shrink:0; }
.doorway__text strong{ display:block; font-family: var(--serif); font-size:1.05rem; color: var(--jade-deep); }
.doorway__text span{ color: var(--ink-soft); font-size: 0.92rem; }
.doorway .doorway__rule{
  margin-left:auto; width: 22px; height:1px; background: var(--brass-line);
  transition: width .2s ease;
}
.doorway:hover .doorway__rule{ width: 44px; }

.altar{
  position:relative; height: 320px; border-bottom: 1px solid var(--line);
}
.altar__item{
  position:absolute; color: var(--jade);
  opacity:0; transform: translateY(10px);
  animation: settle .5s ease forwards;
}
@keyframes settle{ to{ opacity:1; transform:translateY(0); } }
.altar__item:nth-child(1){ left:6%; bottom:10px; width:64px; height:64px; animation-delay:.05s; color:var(--jade);}
.altar__item:nth-child(2){ left:34%; bottom:0; width:96px; height:96px; animation-delay:.18s; color:var(--brass-line);}
.altar__item:nth-child(3){ left:60%; bottom:16px; width:52px; height:52px; animation-delay:.30s; color:var(--lacquer);}
.altar__item:nth-child(4){ left:78%; bottom:2px; width:78px; height:78px; animation-delay:.42s; color:var(--jade);}

/* ===== List-grid (replaces card grids) ===== */
.list-grid{ display:grid; grid-template-columns: repeat(2, 1fr); }
.list-grid--3{ grid-template-columns: repeat(3, 1fr); }
.list-item{
  padding: 26px 26px 26px 0; border-top: 1px solid var(--line);
  display:flex; gap:16px;
}
.list-grid > .list-item:nth-last-child(-n+2){ border-bottom: 1px solid var(--line); }
.list-grid--3 > .list-item:nth-last-child(-n+3){ border-bottom: 1px solid var(--line); }
.list-item svg{ color: var(--brass-line); flex-shrink:0; margin-top:4px; }
.list-item h3{ margin-bottom: 0.3em; }
.list-item p{ color: var(--ink-soft); margin-bottom:0; font-size:0.95rem; }

@media (max-width: 760px){
  .hero__grid{ grid-template-columns: 1fr; }
  .list-grid, .list-grid--3{ grid-template-columns: 1fr; }
  .list-grid > .list-item, .list-grid--3 > .list-item{ border-bottom: 1px solid var(--line) !important; padding-right:0; }
}

/* ===== Ritual groups (Sổ Tay Lễ Nghi) ===== */
.ritual-group{ margin-bottom: 44px; }
.ritual-group__title{ display:flex; align-items:baseline; gap:14px; border-bottom:1px solid var(--line); padding-bottom:10px; margin-bottom:6px;}
.ritual-list a{
  display:flex; justify-content:space-between; gap:20px; padding:16px 0;
  border-bottom: 1px solid var(--line-soft); color:var(--ink);
}
.ritual-list a:hover .ritual-list__name{ color: var(--brass); }
.ritual-list__name{ font-family: var(--serif); font-weight:600; color: var(--jade-deep); }
.ritual-list__desc{ color: var(--ink-soft); font-size:0.92rem; max-width:46ch; }

/* ===== Checklist tool ===== */
.tool{
  background: var(--jade-deep); color: var(--paper); padding: 48px 0 56px; margin-top: 20px;
}
.tool h2{ color: var(--paper); }
.tool p{ color: rgba(239,232,218,.78); }
.tool__picker{
  display:flex; flex-wrap:wrap; gap: 10px 22px; margin: 26px 0 8px;
  border-bottom: 1px solid rgba(239,232,218,.25); padding-bottom: 20px;
}
.tool__picker button{
  background:none; border:none; color: rgba(239,232,218,.75); font-family: var(--sans);
  font-weight:600; font-size: 0.98rem; padding: 6px 0; border-bottom: 2px solid transparent; cursor:pointer;
}
.tool__picker button:hover{ color: var(--paper); }
.tool__picker button.is-active{ color: var(--paper); border-bottom-color: var(--brass-line); }

.tool__result{ margin-top: 26px; }
.tool__result-intro{ max-width: 68ch; color: rgba(239,232,218,.85); }
.tool__groups{ display:grid; grid-template-columns: repeat(3,1fr); gap: 30px; margin-top: 22px; }
.tool__group h3{ color: var(--paper); border-bottom: 1px solid rgba(239,232,218,.25); padding-bottom:8px; }
.tool__group ul{ list-style:none; margin:0; padding:0; }
.tool__group li{ display:flex; gap:10px; padding: 9px 0; border-bottom: 1px dashed rgba(239,232,218,.18); font-size: 0.94rem; }
.tool__group input[type="checkbox"]{ margin-top:4px; accent-color: var(--brass-line); flex-shrink:0; }
.tool__group li.is-checked span{ opacity:.5; text-decoration: line-through; }
.tool__empty{ color: rgba(239,232,218,.6); font-style:italic; }

@media (max-width: 760px){ .tool__groups{ grid-template-columns: 1fr; } }

/* ===== Shop ===== */
.shop-tabs{ display:flex; flex-wrap:wrap; gap: 8px 26px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.shop-tabs button{
  background:none; border:none; font-family:var(--sans); font-weight:600; color: var(--ink-soft);
  padding: 10px 0; border-bottom:2px solid transparent; cursor:pointer; font-size:0.98rem;
}
.shop-tabs button.is-active{ color: var(--jade-deep); border-bottom-color: var(--brass-line); }

.product-list{ margin-top: 10px; }
.product-row{
  display:grid; grid-template-columns: 1fr auto; gap:18px; align-items:center;
  padding: 22px 0; border-bottom: 1px solid var(--line-soft);
}
.product-row__link{ display:flex; gap:22px; align-items:center; color:inherit; min-width:0; }
.product-row__icon{
  width:84px; height:84px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  color: var(--brass-line); flex-shrink:0; overflow:hidden;
}
.product-row__icon img{ width:100%; height:100%; object-fit:cover; }
.product-row__info{ min-width:0; }
.product-row__name{ display:block; font-family: var(--serif); font-size:1.05rem; color: var(--jade-deep); margin-bottom: .2em;}
.product-row__meta{ display:block; color: var(--ink-soft); font-size: 0.88rem; margin-bottom:.35em; }
.product-row__desc{ display:block; color: var(--ink-soft); font-size:0.94rem; margin-bottom:0; }
.product-row__side{ display:flex; flex-direction:column; align-items:flex-end; gap:10px; flex-shrink:0; }
.product-row__price{ font-family: var(--serif); font-weight:600; color: var(--jade-deep); white-space:nowrap; }
.btn--mini{ padding:7px 14px; font-size:0.82rem; }
@media (max-width:520px){
  .product-row{ grid-template-columns:1fr; }
  .product-row__side{ align-items:flex-start; flex-direction:row; justify-content:space-between; width:100%; }
}

.product-category-title{ margin-top:50px; }
.product-category-title:first-of-type{ margin-top:0; }

/* Product detail */
.product-hero{ display:grid; grid-template-columns: 1fr 1.3fr; gap:48px; align-items:start; }
.product-hero__icon{
  aspect-ratio:1; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color:var(--brass-line);
}
.product-hero__icon svg{ width:40%; height:40%; }
.product-price{ font-family: var(--serif); font-size:1.6rem; color: var(--jade-deep); margin: 10px 0 20px; }
.spec-list{ list-style:none; padding:0; margin: 18px 0; border-top:1px solid var(--line); }
.spec-list li{ display:flex; gap:14px; padding:12px 0; border-bottom:1px solid var(--line-soft); }
.spec-list b{ min-width: 120px; color: var(--ink-soft); font-weight:600; }
@media (max-width:760px){
  .product-hero{ grid-template-columns:1fr; }
  .product-hero__icon{ max-width: 260px; margin: 0 auto; }
}

/* ===== FAQ ===== */
.faq-item{ border-bottom: 1px solid var(--line); }
.faq-item summary{
  cursor:pointer; list-style:none; display:flex; justify-content:space-between; gap:20px;
  padding: 20px 0; font-family:var(--serif); font-weight:600; color: var(--jade-deep); font-size:1.05rem;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; color:var(--brass-line); font-family:var(--sans); font-size:1.3rem; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item p{ padding-bottom: 20px; color: var(--ink-soft); }

/* ===== Contact form ===== */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 54px; }
.field{ margin-bottom: 18px; display:flex; flex-direction:column; gap:6px; }
.field label{ font-weight:600; font-size:0.92rem; }
.field input, .field textarea{
  font-family: var(--sans); font-size:1rem; padding: 12px 14px; border:1px solid var(--line);
  background: var(--paper); color: var(--ink); border-radius:2px;
}
.field textarea{ resize:vertical; }
.form-success{ background: var(--paper-2); border:1px solid var(--brass-line); padding:16px 18px; margin-bottom:20px; }
@media (max-width:820px){ .contact-grid{ grid-template-columns:1fr; } }

/* ===== Glossary (Góc Văn Hóa) ===== */
.glossary dt{ font-family: var(--serif); font-weight:600; color: var(--jade-deep); font-size:1.1rem; margin-top:22px; }
.glossary dd{ margin:6px 0 0; color: var(--ink-soft); max-width: 68ch; }

.essay{ border-top:1px solid var(--line); padding: 28px 0; }
.essay:first-child{ border-top:none; padding-top:0; }

/* ===== Timeline-ish two-col text section (About) ===== */
.two-col{ display:grid; grid-template-columns: 1fr 1fr; gap:56px; }
@media (max-width:760px){ .two-col{ grid-template-columns:1fr; } }

.pull-line{
  font-family: var(--serif); font-style: italic; font-size: 1.4rem; color: var(--jade-deep);
  border-left: 2px solid var(--brass-line); padding-left: 20px; margin: 28px 0;
}

/* ===== Footer ===== */
.site-footer{ background: var(--jade-deep); color: rgba(239,232,218,.85); margin-top: 40px; }
.site-footer__inner{
  display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-top: 56px; padding-bottom: 36px;
}
.site-footer__brand{ display:flex; gap:12px; }
.site-footer__brand svg{ color: var(--brass-line); flex-shrink:0; }
.site-footer__tagline{ color: rgba(239,232,218,.7); font-size:0.92rem; max-width:32ch; }
.site-footer h3{ color: var(--paper); font-family: var(--sans); font-size:0.95rem; margin-bottom:14px; }
.site-footer__col{ display:flex; flex-direction:column; gap:10px; font-size:0.92rem; }
.site-footer__col a{ color: rgba(239,232,218,.78); }
.site-footer__col a:hover{ color: var(--paper); }
.site-footer__col p{ margin:0; color: rgba(239,232,218,.78); }
.placeholder-note{ opacity:.55; font-size:0.85em; }
.site-footer__bottom{ border-top:1px solid rgba(239,232,218,.15); padding-top:18px; padding-bottom:18px; font-size:0.82rem; color: rgba(239,232,218,.55); }
@media (max-width:860px){ .site-footer__inner{ grid-template-columns: 1fr 1fr; } }

/* ===== 404 ===== */
.state-404{ padding: 120px 0; text-align:left; }

/* ===== Cart & Checkout ===== */
.cart-table{ width:100%; border-collapse:collapse; }
.cart-table td{ padding:18px 10px; border-bottom:1px solid var(--line-soft); vertical-align:middle; }
.cart-table td:first-child{ padding-left:0; }
.cart-table td:last-child{ padding-right:0; text-align:right; }
.cart-row__thumb{
  width:56px; height:56px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  color: var(--brass-line); overflow:hidden; flex-shrink:0;
}
.cart-row__thumb img{ width:100%; height:100%; object-fit:cover; }
.cart-row__main{ display:flex; align-items:center; gap:16px; }
.cart-row__name{ font-family: var(--serif); color: var(--jade-deep); }
.cart-qty-form{ display:flex; align-items:center; gap:8px; }
.cart-qty-form input[type="number"]{
  width:56px; padding:8px; border:1px solid var(--line); background: var(--paper); color: var(--ink); text-align:center;
}
.cart-remove{ background:none; border:none; color: var(--lacquer); text-decoration:underline; cursor:pointer; font-size:0.85rem; padding:0; }
.cart-summary{
  display:flex; justify-content:space-between; align-items:center; padding-top:22px; margin-top:6px;
  border-top:1px solid var(--line);
}
.cart-summary__total{ font-family:var(--serif); font-size:1.3rem; color:var(--jade-deep); }
.cart-empty{ padding:50px 0 70px; }
.cart-actions{ display:flex; justify-content:space-between; align-items:center; margin-top:26px; flex-wrap:wrap; gap:16px; }
@media (max-width:640px){
  .cart-table, .cart-table thead, .cart-table tbody, .cart-table tr, .cart-table td{ display:block; width:100%; }
  .cart-table thead{ display:none; }
  .cart-table tr{ padding:18px 0; border-bottom:1px solid var(--line-soft); }
  .cart-table td{ border-bottom:none; padding:6px 0; text-align:left !important; }
}

/* ===== Admin ===== */
.admin-topbar{
  background: var(--jade-deep); color: var(--paper); display:flex; align-items:center; justify-content:space-between;
  padding: 0 24px; height:64px;
}
.admin-topbar__brand{ font-family: var(--serif); font-weight:600; letter-spacing:0.04em; color: var(--paper); }
.admin-topbar nav{ display:flex; gap:24px; align-items:center; }
.admin-topbar nav a{ color: rgba(239,232,218,.75); font-weight:500; font-size:0.92rem; padding-bottom:4px; border-bottom:2px solid transparent; }
.admin-topbar nav a:hover, .admin-topbar nav a.is-active{ color: var(--paper); border-bottom-color: var(--brass-line); }
.admin-topbar form{ margin:0; }
.admin-topbar__logout{ background:none; border:1px solid rgba(239,232,218,.35); color: rgba(239,232,218,.85); padding:7px 14px; font-size:0.85rem; cursor:pointer; border-radius:2px; }
.admin-topbar__logout:hover{ border-color: var(--paper); color: var(--paper); }
.admin-main{ max-width:1120px; margin:0 auto; padding:40px 24px 80px; }
.admin-card{ background: var(--paper-2); border:1px solid var(--line); padding:36px; max-width:400px; margin:64px auto; }
.admin-card h1{ margin-bottom:0.6em; }
.admin-error{ background:#fbeceb; border:1px solid var(--lacquer); color: var(--lacquer); padding:12px 16px; margin-bottom:18px; font-size:0.92rem; }
.admin-top-row{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; margin-bottom:10px; }
.admin-table{ width:100%; border-collapse:collapse; margin-top:18px; font-size:0.92rem; }
.admin-table th, .admin-table td{ text-align:left; padding:12px 10px; border-bottom:1px solid var(--line); vertical-align:middle; }
.admin-table th{ color: var(--ink-soft); font-weight:600; font-size:0.82rem; }
.admin-table tbody tr:hover{ background: var(--paper-2); }
.admin-thumb{ width:44px; height:44px; border:1px solid var(--line); object-fit:cover; display:block; }
.admin-thumb-icon{ width:44px; height:44px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color: var(--brass-line); }
.admin-actions{ display:flex; gap:14px; align-items:center; white-space:nowrap; }
.admin-actions button{ background:none; border:none; color: var(--lacquer); text-decoration:underline; cursor:pointer; font-size:0.88rem; padding:0; font-family:var(--sans); }
.admin-empty{ color: var(--ink-soft); padding:30px 0; }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px 28px; max-width:760px; margin-top:20px; }
.form-grid .field--full{ grid-column: 1 / -1; }
.current-image{ width:120px; height:120px; object-fit:cover; border:1px solid var(--line); margin-bottom:10px; display:block; }
.badge{ display:inline-block; padding:3px 10px; font-size:0.76rem; border:1px solid var(--line); border-radius:2px; }
.badge--moi{ border-color: var(--brass-line); color: var(--brass); }
.badge--da_xu_ly{ border-color: var(--jade); color: var(--jade); }
@media (max-width:760px){
  .form-grid{ grid-template-columns:1fr; }
  .admin-table{ display:block; overflow-x:auto; }
}