/* Phòng Trọ Chú Tám (phong-tro 4.0): the yellow "cho thuê phòng" sign you see on Saigon gates. Sign yellow and black,
   chunky type, red "còn phòng" flags, big prices, a plain appointment box. Fonts: Nunito (heavy headings) + Be Vietnam Pro. */
:root {
  --sun: #ffd23f;
  --sun-soft: #fff4c7;
  --black: #1a1a1a;
  --red: #d7261e;
  --paper: #fffdf5;
  --muted: #5e5a4f;
  --line: #e7dfc4;
  --k-font: 'Be Vietnam Pro', system-ui, sans-serif;
  --k-font-display: 'Nunito', system-ui, sans-serif;
  --k-accent: #1a1a1a;
  --k-accent-ink: #ffd23f;
  --k-ink: #1a1a1a;
  --k-paper: #ffffff;
  --k-muted: #5e5a4f;
  --k-line: #e7dfc4;
  --k-radius: 10px;
}
body {
  background: var(--paper);
  color: var(--black);
  font:
    400 16px/1.6 'Be Vietnam Pro',
    system-ui,
    sans-serif;
}
a {
  color: inherit;
}
h1,
h2,
h3 {
  margin: 0;
  font-family: 'Nunito', system-ui, sans-serif;
  font-weight: 900;
}
p {
  margin: 0 0 12px;
}
.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}
.k-icon {
  width: 18px;
  height: 18px;
}
.h2 {
  margin-bottom: 18px;
  font-size: 28px;
  line-height: 1.15;
}
.h1-page {
  overflow-wrap: anywhere;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 22px;
  border: 3px solid var(--black);
  border-radius: 10px;
  background: var(--black);
  color: var(--sun);
  font:
    900 16px/1 'Nunito',
    sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.btn-white {
  background: #fff;
  color: var(--black);
}
.btn-block {
  width: 100%;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.center {
  margin-top: 22px;
  text-align: center;
}
.link {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

/* Top */
.top {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--black);
}
.top-name {
  flex: 1;
  min-width: 0;
  font:
    900 22px/1.1 'Nunito',
    sans-serif;
  color: var(--sun);
  text-decoration: none;
}
.top-call {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  background: var(--sun);
  color: var(--black);
  font:
    900 15px/1 'Nunito',
    sans-serif;
  cursor: pointer;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-around;
  background: var(--sun);
  border-bottom: 3px solid var(--black);
}
.nav a {
  padding: 13px 8px;
  font:
    900 15px/1 'Nunito',
    sans-serif;
  text-decoration: none;
}

/* Sign hero */
.sign {
  margin: 20px 16px 0;
  padding: 26px 20px;
  border: 4px solid var(--black);
  border-radius: 14px;
  background: var(--sun);
  text-align: center;
  box-shadow: 0 8px 0 var(--black);
}
.sign-small {
  font-weight: 700;
  font-size: 14px;
}
.sign-big {
  margin: 6px 0 10px;
  font-size: 54px;
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--red);
  letter-spacing: -0.01em;
}
.sign-price {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 8px;
  background: var(--black);
  color: #fff;
  font-weight: 700;
}
.sign-price b {
  color: var(--sun);
  font:
    900 20px/1 'Nunito',
    sans-serif;
}
.sign-lead {
  margin: 16px auto 20px;
  max-width: 30em;
  font-size: 17px;
}
.sign .actions {
  justify-content: center;
}

.sec {
  padding: 52px 16px 0;
}
.page {
  padding-top: 26px;
}

/* Cards */
.cards {
  display: grid;
  gap: 18px;
}
.card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 3px solid var(--black);
  border-radius: 14px;
  background: #fff;
}
.card-img {
  position: relative;
  display: block;
}
.card-img img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-bottom: 3px solid var(--black);
}
.flag {
  position: absolute;
  top: 12px;
  left: -2px;
  padding: 6px 14px 6px 12px;
  background: var(--red);
  color: #fff;
  font:
    900 13px/1 'Nunito',
    sans-serif;
  text-transform: uppercase;
  clip-path: polygon(0 0, 100% 0, 88% 50%, 100% 100%, 0 100%);
}
.card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 14px;
}
.card-name {
  font-size: 19px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}
.card-name a {
  text-decoration: none;
}
.card-price {
  margin: 10px 0 8px;
}
.card-price b {
  padding: 2px 8px;
  background: var(--sun);
  font:
    900 22px/1.3 'Nunito',
    sans-serif;
}
.card-price span {
  margin-left: 4px;
  color: var(--muted);
}
.card-short {
  color: var(--muted);
  font-size: 15px;
}
.card .btn {
  margin-top: auto;
}

/* Perks */
.perk-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.perk-list li {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 3px solid var(--black);
  border-radius: 12px;
  background: var(--sun-soft);
}
.perk-list .k-icon {
  width: 26px;
  height: 26px;
}
.perk-list b {
  font:
    900 16px/1.2 'Nunito',
    sans-serif;
}
.perk-list span {
  font-size: 14px;
  color: var(--muted);
}
.about p {
  font-size: 16px;
}

/* Says */
.says {
  display: grid;
  gap: 12px;
}
.say {
  margin: 0;
  padding: 16px;
  border-radius: 12px;
  background: var(--sun-soft);
}
.say blockquote {
  margin: 0 0 10px;
}
.say figcaption {
  font-size: 14px;
  color: var(--muted);
}

/* FAQ */
.faq {
  border-bottom: 2px solid var(--black);
}
.faq summary {
  padding: 14px 0;
  font:
    800 17px/1.3 'Nunito',
    sans-serif;
  cursor: pointer;
}
.faq p {
  color: var(--muted);
}

/* Where */
.where-grid {
  display: grid;
  gap: 14px;
}
.where-card {
  padding: 18px;
  border: 3px solid var(--black);
  border-radius: 14px;
  background: #fff;
}
.where-addr {
  font:
    900 19px/1.35 'Nunito',
    sans-serif;
}
.where-card li {
  padding: 4px 0;
}
.where-card .actions {
  margin-top: 14px;
}
.map {
  min-height: 260px;
  overflow: hidden;
  border: 3px solid var(--black);
  border-radius: 14px;
}

/* Groups */
.groups {
  display: grid;
  gap: 34px;
}
.group-h {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--black);
  color: var(--sun);
  font-size: 20px;
}
.group-h small {
  font:
    700 14px/1 'Be Vietnam Pro',
    sans-serif;
  color: #fff;
}

/* Detail */
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  font:
    900 15px/1 'Nunito',
    sans-serif;
  text-decoration: none;
}
.d-grid {
  display: grid;
  gap: 20px;
  margin-bottom: 36px;
}
.d-pic {
  position: relative;
}
.d-pic img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 3px solid var(--black);
  border-radius: 14px;
}
.d-cat {
  margin: 0 0 6px;
  font-weight: 700;
  color: var(--red);
}
.d-price {
  margin: 4px 0 14px;
}
.d-price b {
  padding: 2px 10px;
  background: var(--sun);
  font:
    900 30px/1.3 'Nunito',
    sans-serif;
}
.d-price span {
  margin-left: 6px;
  color: var(--muted);
}
.d-actions {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}
.d-info {
  display: grid;
  gap: 8px;
  margin: 0 0 18px;
}
.d-info div {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--sun-soft);
}
.d-info dt {
  font-weight: 700;
}
.d-info dd {
  margin: 0;
  overflow-wrap: anywhere;
}
.d-desc {
  font-size: 17px;
}
.d-more {
  margin-top: 44px;
}

/* Order */
.o-box {
  max-width: 560px;
  margin: 0 auto;
  padding: 22px 18px;
  border: 4px solid var(--black);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 0 var(--sun);
}
.o-title {
  margin-bottom: 14px;
  padding: 10px;
  border-radius: 8px;
  background: var(--sun);
  font-size: 26px;
  text-align: center;
}
.o-row {
  margin: 0;
  padding: 8px 0;
  border-bottom: 2px dashed var(--line);
  overflow-wrap: anywhere;
}
.o-row b:empty::before {
  content: 'chọn ở ô bên dưới';
  font-weight: 400;
  color: var(--muted);
}
.o-box form {
  margin-top: 16px;
}
.o-note {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* Foot */
.foot {
  margin-top: 60px;
  padding: 28px 16px 10px;
  background: var(--black);
  color: #eee;
}
.foot-name {
  font:
    900 22px/1 'Nunito',
    sans-serif;
  color: var(--sun);
}
.foot p,
.foot li {
  margin: 0 0 6px;
}
.foot p:not([class]),
.foot li {
  font-size: 15px;
}

@media (min-width: 640px) {
  .cards {
    grid-template-columns: 1fr 1fr;
  }
  .perk-list {
    grid-template-columns: repeat(4, 1fr);
  }
  .says {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (min-width: 960px) {
  .top {
    padding: 14px max(32px, calc((100% - 1100px) / 2));
  }
  .top-name {
    font-size: 30px;
  }
  .nav {
    justify-content: center;
    gap: 40px;
  }
  .sign {
    max-width: 1100px;
    margin: 36px auto 0;
    padding: 48px;
  }
  .sign-big {
    font-size: 110px;
  }
  .sec {
    max-width: 1100px;
    margin: 0 auto;
    padding: 72px 32px 0;
  }
  .h2 {
    font-size: 36px;
  }
  .cards {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .cards {
    grid-template-columns: repeat(4, 1fr);
  }
  .faqs {
    max-width: 800px;
  }
  .where-grid {
    grid-template-columns: 1fr 1.4fr;
  }
  .map {
    min-height: 340px;
  }
  .d-grid {
    grid-template-columns: 1.2fr 1fr;
    gap: 36px;
    align-items: start;
  }
  .d-info {
    grid-template-columns: 1fr 1fr;
  }
  .foot {
    padding: 36px max(32px, calc((100% - 1100px) / 2)) 14px;
  }
}