/*
 * G2: Hệ thiết kế dùng chung (components.css)
 * Mọi selector bắt đầu bằng .x3- để không làm đổi trang cũ khi nạp vào theme.
 */

/* ==========================================================================
   Khung, Section, Lưới
   ========================================================================== */
.x3-wrap {
  max-width: var(--x3-container);
  margin-inline: auto;
  padding-inline: var(--x3-gutter);
}

.x3-section {
  padding-block: var(--x3-section-y);
  background-color: transparent;
}

.x3-section--kem { background-color: var(--x3-bg-page); }
.x3-section--trang { background-color: var(--x3-bg-card); }
.x3-section--toi {
  background-color: var(--x3-bg-dark);
  color: var(--x3-on-dark);
}

.x3-grid {
  display: grid;
  gap: var(--x3-s-5);
  grid-template-columns: 1fr;
}
.x3-grid--2, .x3-grid--3, .x3-grid--4 {
  display: grid;
  gap: var(--x3-s-5);
  grid-template-columns: 1fr;
}
@media (min-width: 761px) and (max-width: 999px) {
  .x3-grid--2, .x3-grid--3, .x3-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1000px) {
  .x3-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .x3-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .x3-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ==========================================================================
   Chữ
   ========================================================================== */
.x3-h1, .x3-h3, .x3-lead, .x3-small {
  font-family: var(--x3-font-body);
  color: var(--x3-ink);
}
.x3-section--toi .x3-h1,
.x3-section--toi .x3-h3,
.x3-section--toi .x3-lead,
.x3-section--toi .x3-small {
  color: var(--x3-on-dark);
}

.x3-h1 {
  font-family: var(--x3-font-head);
  font-size: var(--x3-fs-h1);
  font-weight: var(--x3-fw-head);
  line-height: var(--x3-lh-head);
  margin: 0;
}
.x3-h3 {
  font-size: var(--x3-fs-h3);
  font-weight: var(--x3-fw-strong);
  line-height: var(--x3-lh-head);
  margin: 0;
}
.x3-lead {
  font-size: var(--x3-fs-lead);
  line-height: var(--x3-lh-body);
}
.x3-small {
  font-size: var(--x3-fs-small);
  line-height: var(--x3-lh-body);
}

/* ==========================================================================
   Tiêu đề Section (.x3-head)
   ========================================================================== */
.x3-head {
  margin-bottom: var(--x3-s-6);
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-2);
}
.x3-head--giua {
  align-items: center;
  text-align: center;
}

.x3-head__nhan {
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-label);
  font-weight: var(--x3-fw-label);
  text-transform: uppercase;
  color: var(--x3-red);
  margin: 0;
}
.x3-section--toi .x3-head__nhan {
  color: var(--x3-gold);
}

.x3-head__tieu-de {
  font-family: var(--x3-font-head);
  font-size: var(--x3-fs-h2);
  font-weight: var(--x3-fw-head);
  line-height: var(--x3-lh-head);
  color: var(--x3-ink);
  margin: 0;
}
.x3-section--toi .x3-head__tieu-de {
  color: var(--x3-on-dark);
}

.x3-head__dan {
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-lead);
  line-height: var(--x3-lh-body);
  color: var(--x3-ink-2);
  max-width: 60ch;
  margin: 0;
}
.x3-section--toi .x3-head__dan {
  color: var(--x3-on-dark-2);
}

/* ==========================================================================
   Nút
   ========================================================================== */
.x3-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--x3-s-2);
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-body);
  font-weight: var(--x3-fw-strong);
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--x3-r-md);
  padding-inline: var(--x3-s-4);
  min-height: var(--x3-touch);
  transition: all 0.2s ease;
  border: 1px solid transparent;
}
.x3-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--x3-gold);
}
.x3-btn[disabled], .x3-btn.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.x3-btn--chinh {
  background-color: var(--x3-red);
  color: var(--x3-bg-card);
  min-height: var(--x3-touch-cta);
  box-shadow: var(--x3-sh-cta);
}
.x3-btn--chinh:hover {
  background-color: var(--x3-red-hover);
}

.x3-btn--phu {
  background-color: transparent;
  color: var(--x3-ink);
  border-color: var(--x3-border-input);
}
.x3-btn--phu:hover {
  background-color: var(--x3-bg-cream);
  border-color: var(--x3-border);
}

.x3-btn--chu {
  background-color: transparent;
  color: var(--x3-ink);
  padding-inline: 0;
  min-height: auto;
  border-radius: 0;
}
.x3-btn--chu:hover {
  color: var(--x3-red);
}

.x3-btn--zalo {
  background-color: var(--x3-zalo);
  color: var(--x3-bg-card);
}
.x3-btn--zalo:hover {
  background-color: var(--x3-zalo-hover);
}

.x3-btn--nho {
  min-height: 36px;
  padding-inline: var(--x3-s-3);
  font-size: var(--x3-fs-small);
}

.x3-btn--tren-toi {
  background-color: transparent;
  color: var(--x3-on-dark);
  border-color: var(--x3-on-dark-3);
}
.x3-btn--tren-toi:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--x3-on-dark);
}

/* ==========================================================================
   Thẻ
   ========================================================================== */
.x3-card {
  background-color: var(--x3-bg-card);
  border-radius: var(--x3-r-lg);
  box-shadow: var(--x3-sh-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.x3-card__anh {
  width: 100%;
  display: block;
}

.x3-card__than {
  padding: var(--x3-s-4);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-2);
}

.x3-card__tieu-de {
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-body);
  font-weight: var(--x3-fw-strong);
  color: var(--x3-ink);
  margin: 0;
}

.x3-card__mo-ta {
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-small);
  color: var(--x3-ink-2);
  margin: 0;
}

.x3-card__chan {
  padding: var(--x3-s-4);
  padding-top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Thẻ sản phẩm */
.x3-card--sp {
  position: relative;
  text-align: center;
  border: 1px solid var(--x3-border-row);
  box-shadow: none;
}
.x3-card--sp:hover {
  box-shadow: var(--x3-sh-float);
  border-color: transparent;
}
.x3-card--sp .x3-card__anh {
  aspect-ratio: 1;
  object-fit: contain;
  padding: var(--x3-s-4);
  background-color: transparent;
}
.x3-card--sp .x3-card__than {
  align-items: center;
}
.x3-card--sp .x3-card__chan {
  justify-content: center;
  flex-direction: column;
  gap: var(--x3-s-3);
  padding-bottom: var(--x3-s-4);
}
@media (max-width: 760px) {
  .x3-grid:has(> .x3-card--sp) {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--x3-s-2);
  }
}

/* Thẻ ảnh */
.x3-card--anh {
  position: relative;
}
.x3-card--anh .x3-card__anh {
  aspect-ratio: 4/3;
  object-fit: cover;
}
.x3-card--anh .x3-card__than {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(22, 22, 26, 0.8), transparent);
  color: var(--x3-on-dark);
  padding-top: var(--x3-s-6);
}
.x3-card--anh .x3-card__tieu-de {
  color: var(--x3-on-dark);
}

/* ==========================================================================
   Khác
   ========================================================================== */
.x3-gia {
  font-family: var(--x3-font-body);
  color: var(--x3-red);
  font-weight: var(--x3-fw-head);
  font-size: var(--x3-fs-h3);
  font-variant-numeric: tabular-nums;
}

.x3-ribbon {
  position: absolute;
  top: var(--x3-s-3);
  left: 0;
  background-color: var(--x3-gold);
  color: var(--x3-ink);
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-label);
  font-weight: var(--x3-fw-label);
  padding: var(--x3-s-1) var(--x3-s-2);
  border-radius: 0 var(--x3-r-sm) var(--x3-r-sm) 0;
  z-index: 2;
}

.x3-chip {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--x3-s-2);
  border-radius: var(--x3-r-pill);
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-label);
  font-weight: var(--x3-fw-strong);
  background-color: var(--x3-bg-cream);
  color: var(--x3-ink-2);
}
.x3-chip--ok {
  background-color: var(--x3-bg-green-soft);
  color: var(--x3-green);
  border: 1px solid var(--x3-border-green);
}

.x3-hex {
  position: absolute;
  z-index: -1;
  opacity: 0.1;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .x3-btn, .x3-card--sp {
    transition: none;
    animation: none;
  }
}

@media (max-width: 760px) {
  .x3-btn--nho, .x3-btn--chu {
    position: relative;
  }
  .x3-btn--nho::after, .x3-btn--chu::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: var(--x3-touch);
    min-height: var(--x3-touch);
  }
}

/* ==========================================================================
   Trang Kiểm định (template-kiem-dinh.php) — khối kiemdinh-*
   Khối giữa trang nằm trong khung main (nền kem, cột dọc) nên mỗi khối là một thẻ.
   ========================================================================== */
.x3-kd-hero {
  position: relative;
  overflow: hidden;
  background-image: radial-gradient(circle at 82% 18%, rgba(242, 179, 26, 0.16), rgba(242, 179, 26, 0) 55%);
}
.x3-kd-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--x3-red) 60%, var(--x3-gold));
}
.x3-kd-hero__luoi {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  gap: var(--x3-s-7);
  align-items: center;
}
.x3-kd-hero__duong {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--x3-s-2);
  margin-bottom: var(--x3-s-3);
  font-size: var(--x3-fs-small);
  color: var(--x3-on-dark-3);
}
.x3-kd-hero__duong a {
  display: inline-flex;
  align-items: center;
  min-height: var(--x3-touch);
  color: var(--x3-on-dark-2);
  font-weight: var(--x3-fw-strong);
  text-decoration: none;
}
.x3-kd-hero__duong a:hover { color: var(--x3-gold); }
.x3-kd-hero__duong [aria-current] {
  color: var(--x3-on-dark);
  font-weight: var(--x3-fw-label);
}
.x3-kd-hero__tieu-de { margin: var(--x3-s-2) 0 var(--x3-s-4); }
.x3-kd-hero__nhan { color: var(--x3-gold); white-space: nowrap; }
.x3-section--toi .x3-kd-hero__dan {
  margin: 0;
  max-width: 46em;
  color: var(--x3-on-dark-2);
}
.x3-kd-hero__nut {
  display: flex;
  flex-wrap: wrap;
  gap: var(--x3-s-3);
  margin-top: var(--x3-s-5);
}
.x3-kd-hero__so {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 560px;
  gap: var(--x3-s-3);
  margin: var(--x3-s-6) 0 0;
}
.x3-kd-hero__o {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: var(--x3-s-1);
  padding: var(--x3-s-3) var(--x3-s-4);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--x3-r-md);
  background: rgba(255, 255, 255, 0.04);
}
.x3-kd-hero__o dt {
  font-size: var(--x3-fs-label);
  line-height: 1.4;
  color: var(--x3-on-dark-3);
}
.x3-kd-hero__o dd {
  margin: 0;
  font-family: var(--x3-font-head);
  font-size: clamp(15px, 1.35vw, 19px);
  font-weight: var(--x3-fw-head);
  line-height: 1.25;
  color: var(--x3-gold);
  overflow-wrap: anywhere;
}
.x3-kd-hero__phieu {
  display: block;
  justify-self: center;
  width: min(100%, 340px);
  border-radius: var(--x3-r-sm);
  overflow: hidden;
  background: var(--x3-bg-card);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  transform: rotate(2deg);
  transition: transform 0.3s ease;
}
.x3-kd-hero__phieu:hover { transform: rotate(0deg) translateY(-4px); }
.x3-kd-hero__phieu img {
  display: block;
  width: 100%;
  height: auto;
}
@media (max-width: 999px) {
  .x3-kd-hero__luoi { grid-template-columns: minmax(0, 1fr); }
  .x3-kd-hero__phieu { display: none; }
}
@media (max-width: 760px) {
  .x3-kd-hero__nut .x3-btn { flex: 1 1 100%; }
}

.x3-kd-the {
  padding: clamp(20px, 3vw, 40px);
  border: 1px solid var(--x3-border);
  border-radius: var(--x3-r-lg);
  background: var(--x3-bg-card);
  box-shadow: var(--x3-sh-card);
}
.x3-kd-the .x3-head { margin-bottom: var(--x3-s-5); }
.x3-kd-the__dau {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--x3-s-4);
  margin-bottom: var(--x3-s-5);
}
.x3-kd-the__dau .x3-head { margin-bottom: 0; }
.x3-kd-the__ghi {
  margin: var(--x3-s-4) 0 0;
  font-size: var(--x3-fs-small);
  color: var(--x3-ink-3);
}

.x3-kd-bang {
  margin: 0;
  border-top: 1px solid var(--x3-border);
}
.x3-kd-bang__dong {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: var(--x3-s-1) var(--x3-s-5);
  padding: var(--x3-s-3) 0;
  border-bottom: 1px solid var(--x3-border-row);
}
.x3-kd-bang__dong dt {
  font-size: var(--x3-fs-small);
  font-weight: var(--x3-fw-label);
  color: var(--x3-ink-3);
}
.x3-kd-bang__dong dd {
  margin: 0;
  line-height: var(--x3-lh-body);
  color: var(--x3-ink);
}
@media (max-width: 760px) {
  .x3-kd-bang__dong { grid-template-columns: minmax(0, 1fr); }
}

.x3-kd-kq {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--x3-s-4);
}
.x3-kd-kq__o {
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-2);
  padding: var(--x3-s-5);
  border: 1px solid var(--x3-border);
  border-top: 4px solid var(--x3-gold);
  border-radius: var(--x3-r-md);
  background: var(--x3-bg-cream);
}
.x3-kd-kq__pp {
  align-self: flex-start;
  margin: 0;
  padding: 2px var(--x3-s-2);
  border: 1px solid var(--x3-border-green);
  border-radius: var(--x3-r-pill);
  background: var(--x3-bg-green-soft);
  font-size: var(--x3-fs-label);
  font-weight: var(--x3-fw-label);
  color: var(--x3-green);
}
.x3-kd-kq__ten {
  margin: 0;
  font-family: var(--x3-font-body);
  font-size: var(--x3-fs-h3);
  font-weight: var(--x3-fw-head);
  line-height: var(--x3-lh-head);
  color: var(--x3-ink);
}
.x3-kd-kq__so {
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-1);
  margin: var(--x3-s-1) 0;
  padding: 0;
  list-style: none;
}
.x3-kd-kq__so li {
  font-family: var(--x3-font-head);
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: var(--x3-fw-head);
  line-height: 1.3;
  color: var(--x3-red);
}
.x3-kd-kq__giai {
  margin: auto 0 0;
  font-size: var(--x3-fs-small);
  line-height: var(--x3-lh-body);
  color: var(--x3-ink-2);
}
@media (max-width: 760px) {
  .x3-kd-kq { grid-template-columns: minmax(0, 1fr); }
}

.x3-kd-trang {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--x3-s-4);
}
.x3-kd-trang__o {
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-2);
  margin: 0;
}
.x3-kd-trang__o a {
  display: block;
  overflow: hidden;
  border: 1px solid var(--x3-border);
  border-radius: var(--x3-r-sm);
  background: var(--x3-bg-card);
  box-shadow: var(--x3-sh-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.x3-kd-trang__o a:hover {
  transform: translateY(-3px);
  box-shadow: var(--x3-sh-float);
}
.x3-kd-trang__o img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1215 / 1755;
  object-fit: contain;
}
.x3-kd-trang__o figcaption {
  font-size: var(--x3-fs-small);
  text-align: center;
  color: var(--x3-ink-2);
}
@media (max-width: 760px) {
  .x3-kd-trang {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 74%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: var(--x3-s-2);
  }
  .x3-kd-trang__o { scroll-snap-align: start; }
}

.x3-kd-luu-y .x3-head__tieu-de { margin-bottom: var(--x3-s-4); }
.x3-kd-luu-y__ds {
  display: flex;
  flex-direction: column;
  gap: var(--x3-s-3);
  margin: 0;
  padding: 0;
  list-style: none;
}
.x3-kd-luu-y__ds li {
  position: relative;
  padding-left: 34px;
  line-height: var(--x3-lh-body);
  color: var(--x3-ink-2);
}
.x3-kd-luu-y__ds li::before {
  content: "!";
  position: absolute;
  left: 0;
  top: 2px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--x3-gold);
  font-size: 13px;
  font-weight: var(--x3-fw-head);
  line-height: 1;
  color: var(--x3-ink);
}
.x3-kd-luu-y__ds a {
  color: var(--x3-red);
  font-weight: var(--x3-fw-strong);
}

.x3-kd-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--x3-s-5);
  padding: clamp(24px, 3vw, 40px);
  border-radius: var(--x3-r-lg);
  background: var(--x3-bg-dark);
  color: var(--x3-on-dark);
  box-shadow: var(--x3-sh-float);
}
.x3-kd-cta__chu { flex: 1 1 380px; }
.x3-kd-cta__tieu-de {
  margin: 0 0 var(--x3-s-2);
  font-family: var(--x3-font-head);
  font-size: var(--x3-fs-h2);
  font-weight: var(--x3-fw-head);
  line-height: var(--x3-lh-head);
  color: var(--x3-on-dark);
}
.x3-kd-cta__dan {
  margin: 0;
  line-height: var(--x3-lh-body);
  color: var(--x3-on-dark-2);
}
.x3-kd-cta__nut {
  display: flex;
  flex-wrap: wrap;
  gap: var(--x3-s-3);
}
@media (max-width: 760px) {
  .x3-kd-cta__nut { width: 100%; }
  .x3-kd-cta__nut .x3-btn { flex: 1 1 100%; }
}