/* Mở Hộp Store (dien-thoai-may-tinh 4.3): an unboxing look. Ice white, mint green and charcoal, square product cards on
   a pale tile, a header search link, category cards, a "how it works" strip, search, sort and price filters on the list.
   Fonts: Space Grotesk (titles, prices) + Nunito (text). */
:root {
  --mint: #12b886;
  --mint-2: #0d9a70;
  --mint-soft: #e3f7ef;
  --ice: #f4f7f8;
  --char: #1b2427;
  --muted: #5f6d72;
  --line: #dde5e7;
  --k-font: 'Nunito', system-ui, sans-serif;
  --k-font-display: 'Space Grotesk', system-ui, sans-serif;
  --k-accent: #12b886;
  --k-accent-ink: #062a1f;
  --k-ink: #1b2427;
  --k-paper: #ffffff;
  --k-muted: #5f6d72;
  --k-line: #dde5e7;
  --k-radius: 14px;
}

body {
  background: #fff;
  color: var(--char);
  font:
    500 16px/1.6 'Nunito',
    system-ui,
    sans-serif;
}
a {
  color: inherit;
}
h1,
h2,
h3 {
  margin: 0;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--mint-2);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tag {
  display: inline-block;
  margin: 0 0 8px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--mint-soft);
  color: var(--mint-2);
  font-size: 13px;
  font-weight: 800;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 12px;
  background: var(--mint);
  color: #062a1f;
  font:
    800 16px/1.2 'Nunito',
    sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover {
  background: var(--mint-2);
  color: #fff;
}
.btn-ghost {
  background: var(--ice);
  color: var(--char);
}
.btn-ghost:hover {
  background: var(--line);
  color: var(--char);
}
.btn-sm {
  min-height: 44px;
  padding: 0 14px;
  font-size: 14px;
}
.btn-block {
  width: 100%;
}
.link {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--mint-2);
  font-weight: 800;
  text-decoration: none;
}
.more-block {
  margin: 12px 0 4px;
}

/* Header */
.hdr {
  position: sticky;
  top: 0;
  z-index: 30;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.hdr-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 10px 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: auto;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 700;
  text-decoration: none;
}
.box {
  position: relative;
  width: 30px;
  height: 30px;
  border: 3px solid var(--char);
  border-radius: 6px;
  background: var(--mint);
}
.box i {
  position: absolute;
  top: -8px;
  left: -5px;
  right: -5px;
  height: 9px;
  border: 3px solid var(--char);
  border-radius: 4px;
  background: #fff;
}
.hdr-find {
  display: none;
}
.hdr-cart,
.hdr-menu {
  position: relative;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--char);
  cursor: pointer;
}
.hdr-cart b {
  position: absolute;
  top: -7px;
  right: -7px;
  display: grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--mint);
  color: #062a1f;
  font-size: 12px;
}
.menu {
  display: none;
  flex-basis: 100%;
  flex-direction: column;
  padding: 6px 0;
}
.menu[data-open] {
  display: flex;
}
.menu a {
  padding: 12px 4px;
  border-top: 1px solid var(--line);
  font-weight: 700;
  text-decoration: none;
}
.menu .menu-cta {
  color: var(--mint-2);
}

/* Sections */
.sec {
  padding: 44px 16px;
}
.sec-tight {
  padding-top: 8px;
  padding-bottom: 8px;
}
.sec > * {
  max-width: 1128px;
  margin-left: auto;
  margin-right: auto;
}
.page {
  max-width: 1160px;
  margin: 0 auto;
}
.sec-mint {
  background: var(--mint-soft);
}
.sec-grey {
  background: var(--ice);
}
.h1 {
  font-size: 30px;
}
.h2 {
  margin-bottom: 20px;
  font-size: 26px;
}
.h3 {
  margin: 0 0 12px;
  font-size: 20px;
}
.sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
}

/* Hero */
.hero {
  display: grid;
  gap: 24px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 30px 16px 36px;
}
.hero-title {
  font-size: 36px;
}
.hero-title em {
  display: block;
  color: var(--mint-2);
  font-style: normal;
}
.hero-lead {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
}
.hero-box {
  position: relative;
  height: 212px;
}
.hero-box .base {
  position: absolute;
  inset: 54px 8% 0;
  overflow: hidden;
  border: 4px solid var(--char);
  border-radius: 14px;
  background: var(--mint);
}
.hero-box .base img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.hero-box .lid {
  position: absolute;
  top: 8px;
  left: 4%;
  right: 4%;
  display: grid;
  place-items: center;
  height: 52px;
  border: 4px solid var(--char);
  border-radius: 12px;
  background: #fff;
  transform: rotate(-4deg) translateY(-4px);
  z-index: 1;
}
.hero-box .lid::after {
  content: 'Mở hộp · Kiểm tra · Giao tận nơi';
  color: var(--char);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Category cards */
.cats {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 16px;
  margin: 0 -16px;
  padding: 0 16px 6px;
  scrollbar-width: none;
}
.cat {
  display: flex;
  flex: none;
  flex-direction: column;
  min-width: 150px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--ice);
  text-decoration: none;
  scroll-snap-align: start;
}
.cat:hover {
  border-color: var(--mint);
  background: var(--mint-soft);
}
.cat-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
.cat-count {
  color: var(--muted);
  font-size: 14px;
}

/* Product cards */
.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.card-img {
  position: relative;
  display: block;
  background: var(--ice);
}
.card-img img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}
.badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--char);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}
.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 12px;
}
.card-cat {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.card-name {
  margin: 2px 0 6px;
  font-size: 15px;
  line-height: 1.25;
  letter-spacing: 0;
}
.card-name a {
  text-decoration: none;
}
.card-name a:hover {
  color: var(--mint-2);
}
.card-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 8px;
  margin: auto 0 10px;
}
.card-price b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
}
.card-price s {
  color: var(--muted);
  font-size: 13px;
}

/* Steps */
.steps-list {
  display: grid;
  gap: 12px;
  counter-reset: st;
}
.steps-list li {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 14px 16px 14px 60px;
  border-radius: 14px;
  background: #fff;
  counter-increment: st;
}
.steps-list li::before {
  content: counter(st);
  position: absolute;
  top: 14px;
  left: 14px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--mint);
  color: #062a1f;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
.steps-list b {
  font-family: 'Space Grotesk', sans-serif;
}
.steps-list span {
  color: var(--muted);
  font-size: 15px;
}

/* Bench */
.bench {
  display: grid;
  gap: 22px;
}
.about p {
  margin: 0;
  color: var(--muted);
}
.nums {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 18px 0 0;
}
.nums div {
  padding: 12px;
  border-radius: 14px;
  background: var(--mint-soft);
}
.nums dd {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 700;
}
.nums dt {
  color: var(--muted);
  font-size: 13px;
}
.bench-pics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.bench-pics img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 14px;
}
.bench-pics img:first-of-type {
  grid-column: span 2;
  height: 190px;
}

/* Reviews */
.reviews {
  display: grid;
  gap: 12px;
}
.review {
  margin: 0;
  padding: 18px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
}
.stars {
  margin: 0;
  color: #f0a020;
  letter-spacing: 2px;
}
.review blockquote {
  margin: 6px 0 10px;
}
.review figcaption {
  display: flex;
  flex-direction: column;
  line-height: 1.4;
}
.review small {
  color: var(--muted);
}

/* FAQ */
.faqs {
  display: grid;
  gap: 8px;
}
.faq {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.faq summary {
  position: relative;
  padding: 14px 46px 14px 16px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '';
  position: absolute;
  top: 19px;
  right: 18px;
  width: 9px;
  height: 9px;
  border-right: 2.5px solid var(--mint-2);
  border-bottom: 2.5px solid var(--mint-2);
  transform: rotate(45deg);
}
.faq[open] summary::after {
  top: 23px;
  transform: rotate(-135deg);
}
.faq p {
  margin: 0;
  padding: 0 16px 16px;
  color: var(--muted);
}

/* Contact */
.contact {
  display: grid;
  gap: 18px;
  max-width: none;
  padding-left: 16px;
  padding-right: 16px;
}
.contact > * {
  max-width: 1128px;
  margin: 0 auto;
  width: 100%;
}
.contact-row {
  display: flex;
  gap: 8px;
  margin: 0 0 10px;
  font-weight: 700;
}
.contact-row .k-icon {
  margin-top: 4px;
  color: var(--mint-2);
}
.hours li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  max-width: 420px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}
.map {
  min-height: 280px;
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
}

/* List */
.finder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 18px 0 12px;
}
.search {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border: 2px solid var(--mint);
  border-radius: 14px;
  color: var(--mint-2);
}
.search input {
  flex: 1;
  min-width: 0;
  min-height: 50px;
  border: 0;
  background: none;
  color: var(--char);
  font: inherit;
  outline: none;
}
.select {
  min-width: 0;
  min-height: 46px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--char);
  font: inherit;
  font-size: 14px;
}
.pills,
.pills-list {
  display: flex;
  gap: 8px;
}
.pills {
  overflow-x: auto;
  margin: 0 -16px 20px;
  padding: 0 16px 6px;
  scrollbar-width: none;
}
.pill {
  flex: none;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--char);
  font:
    700 14px/1 'Nunito',
    sans-serif;
  white-space: nowrap;
  cursor: pointer;
}
.pill[aria-pressed='true'] {
  border-color: var(--char);
  background: var(--char);
  color: #fff;
}
.empty {
  grid-column: 1 / -1;
  padding: 24px;
  border-radius: 16px;
  background: var(--ice);
  text-align: center;
}

/* Detail */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
}
.crumbs a {
  color: var(--mint-2);
  font-weight: 700;
  text-decoration: none;
}
.detail {
  display: grid;
  gap: 22px;
}
.detail-photo {
  margin: 0;
  padding: 16px;
  border-radius: 24px;
  background: var(--ice);
}
.detail-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}
.detail-short {
  margin: 8px 0 0;
  color: var(--muted);
}
.detail-price {
  margin: 12px 0;
}
.detail-price b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px;
}
.detail-price s {
  color: var(--muted);
}
.detail-price small {
  color: var(--muted);
}
.detail-desc {
  margin: 14px 0 0;
  color: var(--muted);
}
.specs {
  margin-top: 30px;
}
.spec {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
}
.spec div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
}
.spec div:nth-child(odd) {
  background: var(--ice);
}
.spec div:last-child {
  border-bottom: 0;
}
.spec dt {
  color: var(--muted);
  font-size: 14px;
}
.spec dd {
  margin: 0;
  font-weight: 700;
}
.related {
  margin-top: 40px;
}

/* Order */
.stepper {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}
.stepper li {
  flex: 1;
  padding-top: 8px;
  border-top: 4px solid var(--line);
}
.stepper .is-done,
.stepper .is-on {
  border-color: var(--mint);
  color: var(--char);
}
.checkout {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}
.panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
}
.cl {
  display: grid;
  grid-template-columns: 68px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.cl img {
  width: 68px;
  height: 68px;
  object-fit: cover;
  border-radius: 12px;
  background: var(--ice);
}
.cl-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.35;
}
.cl-info a {
  font-weight: 800;
  text-decoration: none;
}
.cl-info small {
  color: var(--muted);
}
.cl-qty {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.cl-qty button:not(.link) {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  font-size: 20px;
  cursor: pointer;
}
.empty-line,
li.empty {
  padding: 18px 0;
  color: var(--muted);
}
.sum {
  display: flex;
  justify-content: space-between;
  margin: 14px 0 6px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
}
.sum b {
  font-size: 22px;
}
.fine {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* Footer */
.ftr {
  background: var(--char);
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
}
.ftr-in {
  display: grid;
  gap: 22px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 36px 16px;
}
.ftr p {
  margin: 0 0 6px;
}
.brand-ftr {
  margin-bottom: 12px !important;
  color: #fff;
}
.brand-ftr .box {
  border-color: #fff;
}
.brand-ftr .box i {
  border-color: #fff;
  background: var(--char);
}
.ftr-h {
  color: var(--mint);
  font-weight: 800;
}

@media (min-width: 720px) {
  .cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .steps-list {
    grid-template-columns: 1fr 1fr;
  }
  .bench {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
  }
  .reviews {
    grid-template-columns: repeat(3, 1fr);
  }
  .ftr-in {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .hdr-in {
    flex-wrap: nowrap;
  }
  .hdr-find {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 0 1 300px;
    min-height: 44px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--ice);
    color: var(--muted);
    font-size: 15px;
    text-decoration: none;
  }
  .brand {
    margin-right: 0;
  }
  .hdr-menu {
    display: none;
  }
  .menu {
    display: flex;
    flex-basis: auto;
    flex-direction: row;
    align-items: center;
    gap: 22px;
    margin-left: auto;
    padding: 0;
  }
  .menu a {
    padding: 0;
    border: 0;
    font-size: 15px;
  }
  .hero {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 56px;
    padding: 64px 16px 72px;
  }
  .hero-title {
    font-size: 52px;
  }
  .hero-box {
    height: 380px;
  }
  .hero-box .base {
    inset: 96px 10% 0;
  }
  .hero-box .lid {
    top: 28px;
    height: 100px;
  }
  .hero-box .lid::after {
    font-size: 20px;
  }
  .sec {
    padding: 72px 16px;
  }
  .sec-tight {
    padding-top: 12px;
    padding-bottom: 12px;
  }
  .h1 {
    font-size: 40px;
  }
  .h2 {
    font-size: 32px;
  }
  .cats {
    flex-wrap: wrap;
    overflow: visible;
    margin: 0 auto;
    padding: 0 0 6px;
  }
  .cat {
    flex: 1;
  }
  .cards-all,
  .related .cards {
    grid-template-columns: repeat(4, 1fr);
  }
  .steps-list {
    grid-template-columns: repeat(4, 1fr);
  }
  .faqs {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .contact {
    grid-template-columns: 1fr 1.3fr;
  }
  .contact > * {
    margin: 0;
  }
  .finder {
    grid-template-columns: 1fr 220px 220px;
  }
  .search {
    grid-column: auto;
  }
  .pills {
    flex-wrap: wrap;
    overflow: visible;
    margin: 0 0 22px;
    padding: 0;
  }
  .pills-list {
    flex-wrap: wrap;
  }
  .detail {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
  }
  .detail-photo {
    position: sticky;
    top: 90px;
  }
  .checkout {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
  .stepper {
    max-width: 560px;
  }
}