/*
 * Gold Home — stylesheet duy nhất của theme.
 * Bố cục theo mẫu nhà thầu xây dựng; màu theo logo Gold Home (vàng #FFC40D + navy/đen).
 */

/* ---------------------------------------------------------------- Fonts */
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-vietnamese-400-normal.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-vietnamese-500-normal.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-latin-500-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-vietnamese-600-normal.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-latin-600-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-vietnamese-700-normal.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-latin-700-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-vietnamese-800-normal.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/be-vietnam-pro-latin-800-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Roboto Condensed';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/roboto-condensed-vietnamese-wght-normal.woff2') format('woff2-variations');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Roboto Condensed';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/roboto-condensed-latin-wght-normal.woff2') format('woff2-variations');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --------------------------------------------------------------- Tokens */
:root {
  --gold: #ffc40d;
  --gold-deep: #e8ad00;
  /* Audit SEO 2026-11 (M04): --gold-deep chi dat 2,02:1 tren trang, duoi muc
     4,5:1 cua WCAG 2.2 cho chu thuong. Giu --gold-deep cho vien/trang tri, dung
     --gold-text cho chu: 5,17:1 tren trang va 4,87:1 tren --gold-soft. */
  --gold-text: #8a6800;
  --gold-soft: #fff8e1;
  --navy: #0e1b2c;
  --navy-2: #16293f;
  --navy-3: #1d3b5a;
  --navy-line: #24405f;
  --ink: #16202e;
  --body: #42505f;
  --muted: #616d7a; /* M04: 4,39:1 -> 5,28:1 tren trang */
  --line: #e3e8ee;
  --line-soft: #eef2f6;
  --bg: #ffffff;
  --bg-soft: #f7f9fb;
  --white: #ffffff;
  --danger: #d93a3a;
  --ok: #148f47;

  --font-sans: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Roboto Condensed', 'Be Vietnam Pro', system-ui, sans-serif;

  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgb(16 32 48 / 6%), 0 2px 8px rgb(16 32 48 / 5%);
  --shadow: 0 6px 24px rgb(16 32 48 / 10%);
  --shadow-lg: 0 18px 48px rgb(16 32 48 / 16%);
  --wrap: 1240px;
  --gutter: 20px;
}

/* ----------------------------------------------------------- Base reset */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

img { height: auto; display: block; }

a { color: var(--navy); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--gold-text); }

h1, h2, h3, h4, h5 {
  margin: 0 0 .6em;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
}

p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }

button { font: inherit; cursor: pointer; }

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

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.gh-skip {
  position: absolute;
  left: -9999px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
}
.gh-skip:focus { left: 12px; top: 12px; }

.gh-container {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* -------------------------------------------------------------- Buttons */
.gh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  line-height: 1.2;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.gh-btn:hover { transform: translateY(-1px); }

.gh-btn--gold {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy);
  box-shadow: 0 4px 14px rgb(255 196 13 / 35%);
}
.gh-btn--gold:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  color: var(--navy);
}

.gh-btn--navy {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
.gh-btn--navy:hover { background: var(--navy-2); border-color: var(--navy-2); color: var(--gold); }

.gh-btn--outline {
  background: transparent;
  border-color: var(--line);
  color: var(--navy);
}
.gh-btn--outline:hover { border-color: var(--gold); color: var(--navy); background: var(--gold-soft); }

.gh-btn--block { width: 100%; }
.gh-btn--lg { padding: 16px 38px; font-size: 17px; }

/* --------------------------------------------------------------- Topbar */
.gh-topbar {
  background: var(--navy);
  color: #c6d2de;
  font-size: 13px;
}
.gh-topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  /* Chiều cao cố định: trước đây hàng này wrap khi font chưa tải xong rồi
     bỏ wrap sau khi swap, làm header cao 74px -> 38px (CLS 0.188-0.273). */
  min-height: 38px;
  height: 38px;
  flex-wrap: nowrap;
}
.gh-topbar__slogan {
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  position: relative;
  padding: 7px 26px 7px 0;
  color: var(--navy);
  background: var(--gold);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.gh-topbar__slogan::before,
.gh-topbar__slogan::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  background: var(--gold);
}
.gh-topbar__slogan::before { left: -100vw; width: 100vw; }
.gh-topbar__slogan::after { right: -18px; width: 36px; transform: skewX(-18deg); }
/* min-width:0 để cụm này không bao giờ đẩy rộng hơn container (xem @media 1100px). */
.gh-topbar__meta { display: flex; align-items: center; gap: 22px; flex-wrap: nowrap; white-space: nowrap; min-width: 0; overflow: hidden; }
.gh-topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #c6d2de;
}
.gh-topbar__item:hover { color: var(--gold); }
.gh-topbar__item .gh-icon { color: var(--gold); flex: none; }

/* --------------------------------------------------------------- Header */
.gh-header { background: var(--white); border-bottom: 1px solid var(--line-soft); }
.gh-header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-block: 14px;
  /* Giữ chiều cao ổn định khi font swap (xem ghi chú ở .gh-topbar__inner). */
  min-height: 102px;
}
.gh-header__brand img,
.gh-logo img { width: auto; max-height: 74px; }
.custom-logo-link img { max-height: 74px; width: auto; }

.gh-header__title { flex: 1; min-width: 0; text-align: center; }
.gh-header__company {
  margin: 0;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.gh-header__tagline {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.5;
}

.gh-header__actions { display: flex; align-items: center; gap: 14px; }

.gh-hotline { display: inline-flex; align-items: center; gap: 10px; }
.gh-hotline__icon {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: var(--gold-text);
  border: 1px solid #ffe9a8;
}
.gh-hotline__text { display: flex; flex-direction: column; line-height: 1.2; }
.gh-hotline__text small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
}
.gh-hotline__text strong {
  color: var(--danger);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
}

/* ------------------------------------------------------------------ Nav */
.gh-nav { background: var(--gold); position: relative; z-index: 60; }
.gh-nav__inner { display: flex; align-items: stretch; gap: 0; }

.gh-nav__home,
.gh-nav__search {
  display: grid;
  place-items: center;
  width: 50px;
  flex: none;
  color: var(--navy);
  background: transparent;
  border: 0;
}
.gh-nav__home:hover,
.gh-nav__search:hover { background: rgb(0 0 0 / 8%); color: var(--navy); }
.gh-nav__search { margin-left: auto; }

.gh-nav__toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: transparent;
  border: 0;
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .05em;
}

.gh-menu {
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
}
.gh-menu li { position: relative; }
.gh-menu > li > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 15px;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.gh-menu > li > a:hover,
.gh-menu > li.current-menu-item > a,
.gh-menu > li.current-menu-ancestor > a,
.gh-menu > li.current-menu-parent > a {
  background: var(--navy);
  color: var(--gold);
}
.gh-menu .menu-item-has-children > a::after {
  content: '';
  width: 6px; height: 6px;
  margin-left: 2px;
  border-right: 2px solid currentcolor;
  border-bottom: 2px solid currentcolor;
  transform: translateY(-2px) rotate(45deg);
}

.gh-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 70;
  min-width: 250px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: var(--white);
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.gh-menu li:hover > .sub-menu,
.gh-menu li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.gh-menu .sub-menu a {
  display: block;
  padding: 10px 18px;
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 500;
}
.gh-menu .sub-menu a:hover { background: var(--gold-soft); color: var(--navy); padding-left: 24px; }

.gh-searchbar { background: var(--navy); padding: 14px 0; }

.gh-search { display: flex; gap: 0; }
.gh-search__input {
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-right: 0;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  font: inherit;
  font-size: 15px;
  background: var(--white);
  color: var(--ink);
}
.gh-search__btn {
  display: grid;
  place-items: center;
  width: 52px;
  border: 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--gold);
  color: var(--navy);
}
.gh-search__btn:hover { background: var(--gold-deep); }

/* ----------------------------------------------------------------- Hero */
.gh-hero {
  position: relative;
  background: var(--navy);
  overflow: hidden;
  /* Lưới bản vẽ: nền duy nhất, không dùng gradient trang trí. */
  background-image:
    repeating-linear-gradient(to right, rgb(255 196 13 / 5%) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(to bottom, rgb(255 196 13 / 5%) 0 1px, transparent 1px 48px);
}

.gh-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 46fr) minmax(0, 54fr);
  align-items: end;
  gap: 32px;
  padding-top: 64px;
}
.gh-hero__text { padding-bottom: 56px; }

.gh-hero__sub {
  margin: 0 0 30px;
  max-width: 46ch;
  color: #a9bace;
  font-size: 17px;
  line-height: 1.75;
}
.gh-hero__cta { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 26px; }
.gh-hero__tel {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: .01em;
}
.gh-hero__tel .gh-icon { color: var(--gold); flex: none; }
.gh-hero__tel:hover { color: var(--gold); }

/* --- Bản vẽ mặt đứng --- */
.gh-hero__draw { align-self: end; margin-bottom: -1px; }
.gh-hero__draw svg { display: block; width: 100%; height: auto; }
.gh-draw__shell,
.gh-draw__slab,
.gh-draw__open,
.gh-draw__rule { stroke: var(--gold); fill: none; stroke-linecap: square; }
.gh-draw__shell { stroke-width: 1.75; opacity: .85; }
.gh-draw__slab { stroke-width: 1.25; opacity: .45; }
.gh-draw__open { stroke-width: 1; opacity: .35; }
.gh-draw__rule { stroke-width: 1; opacity: .3; }
.gh-draw__fill { fill: rgb(255 196 13 / 12%); }
.gh-draw__note text {
  fill: #8ea2b8;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* --- Cốt nền: một đường vàng chạy hết chiều ngang, nối hai nửa banner --- */
.gh-hero__ground { border-top: 2px solid var(--gold); background: rgb(255 196 13 / 4%); }
.gh-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 0;
  padding-block: 15px;
  list-style: none;
  color: #a9bace;
  font-size: 14.5px;
}
.gh-hero__facts li { position: relative; padding-left: 29px; }
.gh-hero__facts li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 17px; height: 1px;
  background: var(--gold);
}

.gh-hero__track { position: relative; }
.gh-hero__slide { display: none; position: relative; }
.gh-hero__slide.is-active { display: block; }
/* Trước đây animation này chạy ngay khi tải trang, làm LCP của trang chủ trễ
   ~800ms dù ảnh hero đã tải xong ở ~88ms. Chỉ hiệu ứng khi đổi slide. */
.gh-hero.is-ready .gh-hero__slide.is-active { animation: gh-fade .6s ease; }
@keyframes gh-fade { from { opacity: 0; } to { opacity: 1; } }
.gh-hero__slide img { width: 100%; aspect-ratio: 1920 / 760; object-fit: cover; }

.gh-hero__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 48px 0 56px;
  background: linear-gradient(to top, rgb(14 27 44 / 88%), rgb(14 27 44 / 0%));
  color: var(--white);
}
.gh-hero__empty {
  padding: 96px 0;
  background:
    linear-gradient(135deg, rgb(14 27 44 / 94%), rgb(22 41 63 / 94%)),
    radial-gradient(circle at 80% 20%, rgb(255 196 13 / 22%), transparent 55%);
  color: var(--white);
  text-align: center;
}
.gh-hero__title {
  margin: 0 0 10px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
}
.gh-hero__sub { margin: 0 0 20px; color: #d8e2ec; font-size: 17px; }

/* Tiêu đề của banner dựng bằng code: to và siết chữ hơn caption của slideshow. */
.gh-hero__text .gh-hero__title {
  margin: 0 0 22px;
  /* Audit SEO 2026-11 (L03): H1 chuyển lên banner nên chữ dài hơn câu cũ
     ("Xây nhà trọn gói tại TP.HCM"). Giữ nguyên 11ch/70px thì tiêu đề thành 5
     dòng và đẩy nút báo giá xuống dưới màn hình đầu. Nới khung, hạ cỡ chữ để
     vẫn còn 3 dòng và CTA nằm trong tầm nhìn đầu tiên. */
  max-width: 17ch;
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 700;
  /* 1.08 chứ không siết hơn: tiếng Việt có dấu cả trên lẫn dưới (TRỌN / TẠI),
     dòng quá sát sẽ chạm nhau. */
  line-height: 1.08;
  letter-spacing: -.005em;
}

.gh-hero__dots {
  position: absolute;
  left: 0; right: 0; bottom: 12px;
  display: flex;
  justify-content: center;
  gap: 2px;
}
/* Nút 26px để đủ vùng chạm, chấm tròn 11px vẽ bằng ::before. */
.gh-hero__dots button {
  width: 26px; height: 26px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  background: transparent;
}
.gh-hero__dots button::before {
  content: '';
  width: 11px; height: 11px;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: transparent;
}
.gh-hero__dots button.is-active::before { background: var(--gold); border-color: var(--gold); }

/* -------------------------------------------------------------- Marquee */
.gh-marquee {
  background: var(--gold);
  color: var(--navy);
  overflow: hidden;
  border-bottom: 3px solid var(--navy);
}
.gh-marquee__track {
  display: flex;
  gap: 60px;
  width: max-content;
  padding: 11px 0;
  animation: gh-marquee 34s linear infinite;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  white-space: nowrap;
}
@keyframes gh-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - 30px)); }
}
@media (prefers-reduced-motion: reduce) {
  .gh-marquee__track { animation: none; }
}

/* ---------------------------------------------------- Section scaffolding */
.gh-band { background: var(--navy); }
.gh-band__title {
  margin: 0;
  padding: 16px 0;
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 700;
  letter-spacing: .06em;
  text-align: center;
  text-transform: uppercase;
}
.gh-band__title::after {
  content: '';
  display: block;
  width: 56px;
  height: 3px;
  margin: 8px auto 0;
  background: var(--gold);
}

.gh-section { padding: 44px 0 52px; }
.gh-section__more { margin-top: 32px; text-align: center; }

.gh-eyebrow {
  margin: 0 0 8px;
  color: var(--gold-text);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.gh-eyebrow--light { color: var(--gold); }

.gh-h2 {
  font-family: var(--font-display);
  font-size: clamp(25px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--navy);
}
.gh-h3 { font-size: 22px; color: var(--navy); }

.gh-grid { display: grid; gap: 22px; }
.gh-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gh-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gh-grid-2 { display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gh-grid-3 { display: grid; gap: 14px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gh-grid-4 { display: grid; gap: 14px; grid-template-columns: repeat(4, minmax(0, 1fr)); }

.gh-empty {
  padding: 40px 0;
  color: var(--muted);
  text-align: center;
}

/* ---------------------------------------------------------------- About */
.gh-about { padding: 52px 0; }
.gh-about__grid {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: 48px;
  align-items: center;
}
.gh-about__media img {
  max-width: 100%;
  margin-inline: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.gh-about__text { color: var(--body); }
.gh-about__text p:first-child { font-size: 17px; color: var(--ink); }

.gh-checklist { margin: 22px 0 26px; padding: 0; list-style: none; display: grid; gap: 10px; }
.gh-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  font-size: 15px;
  color: var(--ink);
}
.gh-checklist .gh-icon { color: var(--gold-text); flex: none; margin-top: 2px; }

/* ----------------------------------------------------------------- Card */
.gh-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.gh-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: var(--shadow);
}
.gh-card__media {
  display: block;
  aspect-ratio: 16 / 10;
  background: var(--bg-soft);
  overflow: hidden;
}
.gh-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.gh-card:hover .gh-card__media img { transform: scale(1.05); }
.gh-card__placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: #c3ccd6;
}
.gh-card__body { padding: 16px 16px 20px; display: flex; flex-direction: column; gap: 6px; }
.gh-card__title {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.4;
}
.gh-card__title a { color: var(--navy); }
.gh-card__title a:hover { color: var(--gold-text); }
.gh-card__date { margin: 0; color: var(--muted); font-size: 12.5px; }
.gh-card__text { margin: 0; color: var(--body); font-size: 14px; line-height: 1.65; }

/* ---------------------------------------------------------------- Pills */
.gh-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.gh-pill {
  display: inline-block;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.gh-pill:hover { border-color: var(--gold); background: var(--gold-soft); color: var(--navy); }
.gh-pill.is-active { background: var(--navy); border-color: var(--navy); color: var(--gold); }

/* ---------------------------------------------------------------- Stats */
.gh-stat {
  padding: 28px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  text-align: center;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.gh-stat:hover { border-color: var(--gold); box-shadow: var(--shadow-sm); }
.gh-stat__icon {
  display: grid;
  place-items: center;
  width: 54px; height: 54px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold);
}
.gh-stat__number {
  margin: 0;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 700;
  line-height: 1;
}
.gh-stat__label {
  margin: 8px 0 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ----------------------------------------------------------- Calculator */
.gh-calc__intro {
  max-width: 760px;
  margin: 0 auto 26px;
  text-align: center;
  color: var(--body);
}
.gh-calc__card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  padding: 30px;
  box-shadow: var(--shadow-sm);
}
.gh-calc__step { display: flex; align-items: center; gap: 12px; margin: 26px 0 14px; }
.gh-calc__step:first-child { margin-top: 0; }
.gh-calc__badge {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  flex: none;
  border-radius: var(--radius-sm);
  background: var(--gold-soft);
  color: var(--gold-text);
  border: 1px solid #ffe9a8;
}
.gh-calc__step-no {
  margin: 0;
  color: var(--gold-text);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .2em;
}
.gh-calc__step-name { margin: 0; color: var(--navy); font-weight: 700; }

.gh-calc__actions { margin-top: 28px; text-align: center; }

.gh-calc__result {
  margin-top: 28px;
  padding: 26px 20px;
  border-top: 1px dashed var(--line);
  text-align: center;
  color: var(--muted);
}
.gh-calc__result-icon { color: #c3ccd6; display: inline-block; }
.gh-calc__result-hint { margin: 10px 0 0; font-size: 14.5px; }
.gh-calc__result-hint strong { color: var(--navy); }

.gh-calc__out { display: grid; gap: 16px; text-align: left; }
.gh-calc__out-total {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  text-align: center;
}
.gh-calc__out-total small {
  display: block;
  color: #c6d2de;
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.gh-calc__out-total strong {
  display: block;
  margin-top: 6px;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.15;
}
.gh-calc__out-rows {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}
.gh-calc__out-rows th,
.gh-calc__out-rows td {
  padding: 9px 12px;
  border: 1px solid var(--line);
  text-align: left;
}
.gh-calc__out-rows th { background: var(--bg-soft); font-weight: 600; color: var(--ink); }
.gh-calc__out-rows td:last-child { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.gh-calc__note { margin: 0; color: var(--muted); font-size: 13px; text-align: center; }

/* --------------------------------------------------------------- Review */
.gh-review {
  position: relative;
  margin: 0;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
}
.gh-review__mark { color: var(--line); display: block; }
.gh-review__stars { display: flex; gap: 3px; margin: 8px 0 12px; color: var(--gold); }
.gh-review__text { margin: 0; color: var(--ink); font-size: 15px; font-style: italic; }
.gh-review__text p:last-child { margin-bottom: 0; }
.gh-review__who {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
}
.gh-review__who strong { color: var(--navy); }
.gh-review__who span {
  color: var(--muted);
  font-size: 12.5px;
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ------------------------------------------------------------------ CTA */
.gh-cta {
  padding: 64px 0;
  background:
    linear-gradient(130deg, rgb(14 27 44 / 96%), rgb(22 41 63 / 92%)),
    radial-gradient(circle at 85% 15%, rgb(255 196 13 / 18%), transparent 50%);
  color: var(--white);
}
.gh-cta__grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: center;
}
.gh-cta__title {
  margin: 0 0 14px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.1;
  text-transform: uppercase;
}
.gh-cta__text { color: #cfdae6; max-width: 46ch; }
.gh-cta__cards { display: grid; gap: 14px; margin-top: 26px; max-width: 520px; }
.gh-cta__card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid rgb(255 255 255 / 14%);
  border-radius: var(--radius);
  background: rgb(255 255 255 / 7%);
  color: var(--white);
}
a.gh-cta__card:hover { border-color: var(--gold); background: rgb(255 196 13 / 12%); color: var(--white); }
.gh-cta__icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  flex: none;
  border-radius: 50%;
  background: rgb(255 255 255 / 12%);
  color: var(--white);
}
.gh-cta__icon--gold { background: var(--gold); color: var(--navy); }
.gh-cta__card small { display: block; color: #bccadb; font-size: 12.5px; }
.gh-cta__card strong { display: block; font-size: 17px; line-height: 1.35; }

/* ----------------------------------------------------------------- Form */
.gh-form { display: grid; gap: 14px; }
.gh-form--card {
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-lg);
  color: var(--body);
}
.gh-form__title {
  margin: 0;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 22px;
  text-transform: uppercase;
}
.gh-form__status { margin: 0; font-size: 14px; min-height: 1.2em; }
.gh-form__status.is-ok { color: var(--ok); }
.gh-form__status.is-error { color: var(--danger); }

.gh-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.gh-field__label {
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
}
.gh-field__hint { color: var(--muted); font-size: 11.5px; margin-top: -4px; }
/* Ô nào có dòng chú thích (vd "Số tầng" — "Trừ tum, lửng") sẽ cao hơn các ô
   cùng hàng. margin-top:auto đẩy mọi input xuống đáy ô nên cả hàng thẳng nhau. */
.gh-field > .gh-field__input,
.gh-field > .gh-segment { margin-top: auto; }
.gh-req { color: var(--danger); }
.gh-field__input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 15px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.gh-field__input:focus {
  outline: 0;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgb(255 196 13 / 25%);
}
.gh-field__input::placeholder { color: #a9b4c0; }
textarea.gh-field__input { resize: vertical; min-height: 84px; }
select.gh-field__input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 36px; }

.gh-segment { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.gh-segment__item input { position: absolute; opacity: 0; pointer-events: none; }
.gh-segment__item span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-weight: 600;
  font-size: 14.5px;
  cursor: pointer;
  transition: border-color .15s ease, background-color .15s ease;
}
.gh-segment__item input:checked + span {
  border-color: var(--gold);
  background: var(--gold-soft);
  color: var(--navy);
}
.gh-segment__item input:focus-visible + span { outline: 3px solid var(--gold); outline-offset: 2px; }

.gh-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------------------------------------------------------------- Modal */
.gh-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  padding: 20px;
}
.gh-modal[hidden] { display: none; }
.gh-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgb(10 18 29 / 72%);
  backdrop-filter: blur(2px);
}
.gh-modal__dialog {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(560px, 100%);
  min-width: 0;
  max-height: calc(100vh - 40px);
  max-height: calc(100dvh - 40px);
  overflow: hidden;
  border-radius: 20px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  animation: gh-pop .22s ease;
}
@keyframes gh-pop { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }

.gh-modal__head {
  position: relative;
  flex-shrink: 0;
  padding: 22px 56px 18px 26px;
  background: linear-gradient(135deg, var(--gold-soft), #fff);
  border-bottom: 1px solid var(--line-soft);
}
.gh-modal__title { margin: 0; color: var(--navy); font-family: var(--font-display); font-size: 24px; text-transform: none; }
.gh-modal__sub { margin: 6px 0 0; color: var(--body); font-size: 14px; }
.gh-modal__close {
  position: absolute;
  top: 16px; right: 16px;
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--white);
  color: var(--ink);
}
.gh-modal__close:hover { background: var(--gold); border-color: var(--gold); }

.gh-modal__body {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #aab5c2 transparent;
}
.gh-modal__body::-webkit-scrollbar { width: 6px; }
.gh-modal__body::-webkit-scrollbar-thumb { background: #aab5c2; border-radius: 6px; }

.gh-modal .gh-form { padding: 22px 26px; }
.gh-modal__quick { padding: 0 26px 24px; text-align: center; border-top: 1px solid var(--line-soft); padding-top: 18px; }
.gh-modal__quick-label {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
}
.gh-modal__quick-row { display: flex; justify-content: center; gap: 12px; }

.gh-round {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  color: var(--white);
}
.gh-round:hover { color: var(--white); transform: translateY(-2px); }
.gh-round--fb { background: #1877f2; }
.gh-round--zalo { background: #0068ff; font-size: 11px; font-weight: 700; }
.gh-round--mess { background: #0084ff; }
.gh-round--call { background: var(--danger); }

/* ----------------------------------------------------------------- Dock */
.gh-dock {
  position: fixed;
  right: 14px;
  bottom: 18px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.gh-dock__btn {
  display: grid;
  place-items: center;
  width: 50px; height: 50px;
  border: 0;
  border-radius: 50%;
  color: var(--white);
  box-shadow: var(--shadow);
  transition: transform .18s ease;
}
.gh-dock__btn:hover { transform: scale(1.07); color: var(--white); }
.gh-dock__btn--quote { background: var(--gold); color: var(--navy); }
.gh-dock__btn--quote:hover { color: var(--navy); }
.gh-dock__btn--zalo { background: #0068ff; font-size: 12px; font-weight: 700; }
.gh-dock__btn--mess { background: #0084ff; }
.gh-dock__btn--call { background: var(--danger); animation: gh-ring 2.2s infinite; }
@keyframes gh-ring {
  0%, 100% { box-shadow: 0 0 0 0 rgb(217 58 58 / 55%); }
  70% { box-shadow: 0 0 0 14px rgb(217 58 58 / 0%); }
}
@media (prefers-reduced-motion: reduce) {
  .gh-dock__btn--call { animation: none; }
}

/* ---------------------------------------------------------- Page chrome */
.gh-crumbs {
  padding: 11px 0;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line-soft);
  font-size: 13.5px;
  color: var(--muted);
}
.gh-crumbs a { color: var(--navy); }
.gh-crumbs a:hover { color: var(--gold-text); }
.gh-crumbs .sep { margin: 0 8px; color: #b9c3cd; }

.gh-pagehead { padding: 34px 0 6px; }
.gh-pagehead__title {
  margin: 0;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: clamp(26px, 3.6vw, 38px);
  text-transform: uppercase;
}
.gh-pagehead__title::after {
  content: '';
  display: block;
  width: 60px; height: 3px;
  margin-top: 12px;
  background: var(--gold);
}
.gh-pagehead__sub { margin: 14px 0 0; color: var(--body); max-width: 72ch; }

.gh-pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
}
.gh-pagination .page-numbers {
  display: grid;
  place-items: center;
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--navy);
  font-weight: 600;
}
.gh-pagination .page-numbers:hover { border-color: var(--gold); background: var(--gold-soft); }
.gh-pagination .page-numbers.current { background: var(--navy); border-color: var(--navy); color: var(--gold); }

/* --------------------------------------------------- Single / page body */
.gh-single__grid,
.gh-page__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 40px;
  align-items: start;
  padding: 32px 0 48px;
}
.gh-page__grid { padding-top: 10px; }

.gh-single__main,
.gh-page__main { min-width: 0; }

.gh-single__head { margin-bottom: 20px; }
.gh-single__cat a {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  background: var(--gold-soft);
  color: var(--gold-text);
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.gh-single__title {
  margin: 0;
  color: var(--navy);
  font-size: clamp(25px, 3.2vw, 36px);
  line-height: 1.22;
}
.gh-single__meta { margin: 12px 0 0; color: var(--muted); font-size: 13.5px; }
/* `width:100%` ép ảnh giãn hết cột kể cả khi file gốc nhỏ hơn -> mờ nhoè.
   Dùng max-width để ảnh lớn vẫn phủ kín cột, còn ảnh nhỏ giữ đúng kích thước
   thật và được căn giữa, nhờ vậy không bao giờ bị phóng to. */
.gh-single__thumb { margin: 0 0 26px; }
.gh-single__thumb img { max-width: 100%; margin-inline: auto; border-radius: var(--radius); }
.gh-page__thumb { margin: 0 0 24px; }
.gh-page__thumb img { max-width: 100%; margin-inline: auto; border-radius: var(--radius); }

.gh-single__cta {
  margin-top: 36px;
  padding: 24px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
}
.gh-single__cta p { margin: 0 0 14px; color: var(--navy); font-size: 17px; font-weight: 600; }
.gh-single__cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* --------------------------------------------------------------- Sidebar */
.gh-sidebar { display: grid; gap: 22px; position: sticky; top: 16px; }
.gh-widget {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
}
.gh-widget__title {
  margin: 0;
  padding: 13px 18px;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.gh-widget .gh-form { padding: 18px; box-shadow: none; border-radius: 0; }
.gh-widget .gh-form--card { padding: 18px; box-shadow: none; }
.gh-widget__list { margin: 0; padding: 8px; list-style: none; display: grid; gap: 4px; }
.gh-widget__list a {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  align-items: center;
  padding: 8px;
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.45;
}
.gh-widget__list a:hover { background: var(--gold-soft); color: var(--navy); }
.gh-widget__list img { width: 72px; height: 54px; object-fit: cover; border-radius: var(--radius-sm); }
.gh-widget--contact { text-align: center; }
.gh-widget__phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px;
  color: var(--danger);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
}

/* ---------------------------------------------------------------- Prose */
.gh-prose {
  color: var(--body);
  font-size: 16.5px;
  line-height: 1.8;
  /* Noi dung nhap tu website cu con URL tho dung lam anchor text. Chuoi khong
     co khoang trang khong tu ngat dong, nen day ca trang tran ngang o 375px. */
  overflow-wrap: break-word;
}
.gh-prose > *:first-child { margin-top: 0; }
.gh-prose h1, .gh-prose h2, .gh-prose h3, .gh-prose h4 {
  color: var(--navy);
  margin: 1.6em 0 .6em;
  line-height: 1.3;
}
.gh-prose h1 { font-size: 1.7em; }
.gh-prose h2 {
  font-size: 1.38em;
  padding-left: 14px;
  border-left: 4px solid var(--gold);
}
.gh-prose h3 { font-size: 1.16em; }
.gh-prose h4 { font-size: 1.04em; }
.gh-prose img { border-radius: var(--radius-sm); margin-inline: auto; }
/* Noi dung nhap tu website cu con `<figure style="width: 600px">`. Stylesheet
   khong ghi de duoc `width` inline, nhung `max-width` van chan lai duoc. */
.gh-prose figure,
.gh-prose table,
.gh-prose pre,
.gh-prose iframe { max-width: 100%; }
.gh-prose figure { margin: 1.6em 0; }
.gh-prose table { display: block; overflow-x: auto; }
.gh-prose figcaption { margin-top: 8px; color: var(--muted); font-size: 13.5px; text-align: center; font-style: italic; }
.gh-prose a { color: var(--gold-text); text-decoration: underline; text-underline-offset: 2px; }
.gh-prose a:hover { color: var(--navy); }
/* Khối liên kết nội bộ cuối bài (audit M03). */
.gh-inline-links {
  margin: 2.2em 0 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
}
.gh-inline-links__title {
  margin: 0 0 10px;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.gh-inline-links ul { margin: 0; padding-left: 20px; }
.gh-inline-links li { margin: 4px 0; }
.gh-inline-links a { color: var(--gold-text); }
/* Nhãn trong bản đồ liên kết viết thường để còn đọc xuôi nếu dùng trong câu;
   khi liệt kê thành danh sách thì viết hoa chữ đầu cho đồng nhất. */
.gh-inline-links li::first-letter { text-transform: uppercase; }

.gh-prose blockquote {
  margin: 1.6em 0;
  padding: 16px 20px;
  border-left: 4px solid var(--gold);
  background: var(--bg-soft);
  color: var(--ink);
  font-style: italic;
}
.gh-prose blockquote p:last-child { margin-bottom: 0; }
.gh-prose ul, .gh-prose ol { padding-left: 1.4em; }
.gh-prose li { margin-bottom: .45em; }
.gh-prose table {
  width: 100%;
  margin: 1.6em 0;
  border-collapse: collapse;
  font-size: 15px;
}
.gh-prose th, .gh-prose td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.gh-prose th { background: var(--navy); color: var(--white); font-weight: 600; }
.gh-prose tbody tr:nth-child(even) { background: var(--bg-soft); }
/* Bảng giá: cuộn ngang trên điện thoại thay vì tràn hoặc co chữ. */
.gh-prose .gh-table { margin: 1.6em 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.gh-prose .gh-table table { margin: 0; font-size: 16px; min-width: 320px; }
.gh-prose .gh-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 8px;
  font-weight: 600;
  color: var(--navy);
}
.gh-prose .wp-caption { max-width: 100%; }
.gh-prose iframe { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; border-radius: var(--radius-sm); }

/* -------------------------------------------------------------- Contact */
.gh-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: start;
}
.gh-contact__list { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.gh-contact__list li { display: flex; align-items: flex-start; gap: 12px; }
.gh-contact__list .gh-icon { color: var(--gold-text); flex: none; margin-top: 3px; }
.gh-contact__list strong { display: block; color: var(--navy); font-size: 13px; letter-spacing: .05em; text-transform: uppercase; }
.gh-contact__map iframe { width: 100%; height: 420px; border: 0; display: block; }

.gh-searchpage { max-width: 560px; margin: 0 auto 32px; }

/* ------------------------------------------------------------------ 404 */
.gh-404 { text-align: center; padding: 70px 0 90px; }
.gh-404__code {
  margin: 0;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(72px, 16vw, 150px);
  font-weight: 700;
  line-height: 1;
}
.gh-404__title { margin: 6px 0 10px; color: var(--navy); }
.gh-404__text { max-width: 54ch; margin-inline: auto; }
.gh-404__search { max-width: 460px; margin: 26px auto; }
.gh-404__actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* --------------------------------------------------------------- Footer */
.gh-footer {
  background: #0a1422;
  color: #a9b8c8;
  border-top: 4px solid var(--gold);
  font-size: 14.5px;
}
.gh-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-block: 50px 42px;
}
.gh-footer__logo { margin-bottom: 16px; max-width: 190px; }
.gh-footer__company { margin: 0; color: var(--white); font-family: var(--font-display); font-size: 16px; font-weight: 700; text-transform: uppercase; line-height: 1.35; }
.gh-footer__slogan {
  margin: 6px 0 12px;
  color: var(--gold);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .12em;
}
.gh-footer__text { margin: 0 0 16px; line-height: 1.7; }
.gh-footer__contact { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.gh-footer__contact li { display: flex; align-items: flex-start; gap: 10px; }
.gh-footer__contact .gh-icon { color: var(--gold); flex: none; margin-top: 3px; }
.gh-footer__contact strong { color: var(--white); font-weight: 600; }
.gh-footer a { color: #a9b8c8; }
.gh-footer a:hover { color: var(--gold); }

.gh-footer__heading {
  margin: 0 0 18px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.gh-footer__heading::after {
  content: '';
  display: block;
  width: 36px; height: 3px;
  margin-top: 9px;
  background: var(--gold);
}
.gh-footer__menu { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.gh-footer__menu a {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}
.gh-footer__menu a::before {
  content: '→';
  color: var(--gold);
  flex: none;
}
.gh-footer__menu a:hover { padding-left: 4px; }

.gh-footer__map {
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgb(255 255 255 / 5%);
  border: 1px solid rgb(255 255 255 / 10%);
}
.gh-footer__map iframe { display: block; width: 100%; height: 180px; border: 0; }
.gh-footer__map--link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 160px;
  padding: 20px;
  text-align: center;
}
.gh-footer__map--link .gh-icon { color: var(--gold); }

.gh-footer__social { display: flex; gap: 10px; margin-top: 16px; }
.gh-footer__social a {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgb(255 255 255 / 8%);
  color: #cfdae6;
}
.gh-footer__social a:hover { background: var(--gold); color: var(--navy); }
.gh-zalo-mark { font-size: 11px; font-weight: 700; }

.gh-footer__bottom { border-top: 1px solid rgb(255 255 255 / 9%); font-size: 13.5px; }
.gh-footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding-block: 16px;
}
.gh-footer__bottom p { margin: 0; }

/* ------------------------------------------------------------ Responsive */
@media (max-width: 1100px) {
  .gh-header__title { display: none; }
  /* Cụm địa chỉ + email ở topbar là nowrap, rộng ~829px. Dưới ~885px nó làm
     tràn ngang cả trang (iPad dọc 768/820/834). Ẩn địa chỉ từ 1100px trở xuống,
     địa chỉ vẫn còn ở footer và trang Liên hệ. */
  .gh-topbar__meta .gh-topbar__item:not([href]) { display: none; }
  .gh-grid--4 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gh-footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .gh-single__grid,
  .gh-page__grid { grid-template-columns: minmax(0, 1fr) 300px; gap: 30px; }
}

@media (max-width: 980px) {
  .gh-nav__toggle { display: inline-flex; }
  .gh-nav__inner { flex-wrap: wrap; }
  .gh-menu {
    display: none;
    order: 3;
    width: 100%;
    flex-direction: column;
    background: var(--navy);
    padding: 6px 0 10px;
  }
  .gh-menu.is-open { display: flex; }
  .gh-menu > li > a { color: var(--white); padding: 12px 16px; }
  .gh-menu > li > a:hover,
  .gh-menu > li.current-menu-item > a { background: rgb(255 255 255 / 8%); color: var(--gold); }
  .gh-menu .menu-item-has-children > a::after { margin-left: auto; }
  .gh-menu .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgb(255 255 255 / 5%);
    border-top: 0;
    border-left: 3px solid var(--gold);
    margin: 0 16px 8px;
  }
  .gh-menu .sub-menu a { color: #d8e2ec; }
  .gh-menu .sub-menu a:hover { background: rgb(255 255 255 / 8%); color: var(--gold); }

  /* Banner: bản vẽ xuống dưới chữ. Khoá chiều cao rồi để preserveAspectRatio
     canh giữa, nhờ vậy bản vẽ rộng hết cột mà hero không bị cao lênh khênh. */
  .gh-hero__inner { grid-template-columns: 1fr; gap: 0; padding-top: 44px; }
  .gh-hero__text { padding-bottom: 28px; }
  .gh-hero__draw svg { height: 290px; }
  .gh-hero__text .gh-hero__title { max-width: 14ch; }

  .gh-about__grid,
  .gh-cta__grid,
  .gh-contact { grid-template-columns: 1fr; gap: 28px; }
  /* Audit SEO 2026-11 (H02): `1fr` mang min-width:auto, nen figure co width
     co dinh 540-600px trong than bai keo rong ca cot va lam trang tran ngang
     o 375/390px. `minmax(0, 1fr)` cho phep cot co lai nho hon noi dung. */
  .gh-single__grid,
  .gh-page__grid { grid-template-columns: minmax(0, 1fr); }
  .gh-sidebar { position: static; }
  .gh-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gh-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .gh-topbar__meta { display: none; }
  .gh-topbar__slogan { font-size: 12px; padding-right: 20px; }
  .gh-header__inner { gap: 12px; }
  .gh-header__actions .gh-btn--outline { display: none; }
  .gh-hero__inner { padding-top: 32px; }
  .gh-hero__text { padding-bottom: 26px; }
  .gh-hero__sub { margin-bottom: 24px; font-size: 16px; }
  .gh-hero__tel { font-size: 23px; }
  .gh-hero__text { padding-bottom: 16px; }
  /* Hẹp hơn tỉ lệ bản vẽ: để height tự tính, nếu khoá cứng sẽ thừa viền trên. */
  .gh-hero__draw svg { height: auto; }
  .gh-hero__facts { gap: 6px 22px; font-size: 13.5px; }
  .gh-hotline__text strong { font-size: 18px; }
  .gh-grid--4,
  .gh-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gh-grid { gap: 14px; }
  /* Banner là ảnh thiết kế sẵn có chữ ở cả mép trái lẫn mép phải tuỳ slide.
     `cover` ở tỉ lệ 16/11 cắt mất ~42% chiều ngang nên mất chữ. Dùng `contain`
     trên nền navy của .gh-hero để không cắt mất gì. */
  .gh-hero__slide img { aspect-ratio: 2 / 1; object-fit: contain; }
  .gh-calc__card { padding: 20px 16px; }
  .gh-grid-3,
  .gh-grid-4 { grid-template-columns: 1fr; }
  .gh-footer__grid { grid-template-columns: 1fr; }
  .gh-section { padding: 32px 0 38px; }
}

@media (max-width: 520px) {
  :root { --gutter: 14px; }
  .gh-grid--4,
  .gh-grid--3 { grid-template-columns: 1fr; }
  .gh-grid-2 { grid-template-columns: 1fr; }
  .gh-dock__btn { width: 44px; height: 44px; }
  .gh-modal { padding: 12px; }
  .gh-modal__dialog {
    max-height: 90vh;
    max-height: 90dvh;
    border-radius: 16px;
  }
  .gh-modal .gh-form,
  .gh-modal__quick { padding-inline: 18px; }
  .gh-modal__head { padding-left: 18px; }
}

/* Dòng tên công ty dưới H1 của trang chủ. */
.gh-about__company {
  margin: -2px 0 14px;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* Trang Liên hệ: tách phần mô tả khỏi danh sách thông tin phía trên. */
.gh-contact__info .gh-prose {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

/* ------------------------------------------------------------------ FAQ */
.gh-faq { max-width: 860px; margin-inline: auto; display: grid; gap: 12px; }
.gh-faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  overflow: hidden;
}
.gh-faq__item[open] { border-color: var(--gold); }
.gh-faq__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  color: var(--navy);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  cursor: pointer;
  list-style: none;
}
.gh-faq__q::-webkit-details-marker { display: none; }
.gh-faq__q::after {
  content: '';
  flex: none;
  margin-left: auto;
  width: 9px; height: 9px;
  border-right: 2px solid var(--gold-deep);
  border-bottom: 2px solid var(--gold-deep);
  transform: rotate(45deg) translateY(-2px);
  transition: transform .2s ease;
}
.gh-faq__item[open] .gh-faq__q::after { transform: rotate(-135deg) translateY(-2px); }
.gh-faq__q:hover { background: var(--gold-soft); }
.gh-faq__a { padding: 0 20px 18px; color: var(--body); }
.gh-faq__a p { margin: 0; }

/* ------------------------------------------------- Sửa theo audit SEO 2026-11
   Ảnh trong nội dung nhập từ web cũ thiếu width/height. Giữ tỉ lệ và chặn
   tràn để không gây CLS kể cả khi thuộc tính còn thiếu. */
img { max-width: 100%; height: auto; }

/* Chữ nội dung tối thiểu 16px theo SEO-STANDARDS muc 7. */
.gh-prose, .gh-prose p, .gh-prose li { font-size: 16px; }

/* Vùng bấm tối thiểu 44px ở footer và breadcrumb (SEO-STANDARDS muc 7).
   Chỉ nhắm đúng các link dạng chữ. Trước đây selector `.gh-footer a` đè cả
   `.gh-footer__social a` (tròn 38px -> oval 38x44) và `.gh-footer__map--link`
   (display:flex -> inline-flex nên ô bản đồ co lại, min-height 160 -> 44). */
.gh-footer__menu a,
.gh-footer__contact a,
.gh-footer__bottom a,
.gh-crumbs a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
/* Wrapper breadcrumb tên thật là .gh-crumbs; selector .gh-breadcrumb cũ không
   khớp phần tử nào nên quy tắc 44px trước đây không hề có tác dụng. */
.gh-crumbs { padding: 0; }
.gh-crumbs p { margin: 0; display: flex; align-items: center; flex-wrap: wrap; min-height: 44px; }
.gh-crumbs .separator { margin: 0 8px; color: #b9c3cd; }
/* Icon mạng xã hội: giữ hình tròn và vẫn đủ 44px vùng bấm. */
.gh-footer__social a { width: 44px; height: 44px; }

/* Email dài 299px không lọt sau nhãn "Email:" nên cả khối inline-flex bị đẩy
   xuống dòng, lệch hẳn so với Địa chỉ / Hotline. Cho nó chảy chữ như dòng
   Địa chỉ, bù vùng bấm bằng padding dọc. */
.gh-footer__contact a[href^="mailto:"] {
  display: inline;
  min-height: 0;
  padding-block: 4px;
  overflow-wrap: anywhere;
}

/* Dock nổi: trước đây nằm giữa cạnh phải và che chữ. Đưa xuống đáy. */
@media (max-width: 760px) {
  .gh-dock {
    top: auto;
    bottom: 12px;
    flex-direction: row;
    gap: 10px;
  }
  /* Chừa chỗ cho dock, nếu không nó che dòng cuối của footer. */
  .gh-footer__bottom-inner { padding-bottom: 68px; }
}

/* --------------------------------------------- Trang Giới thiệu: mở đầu */
/* Ảnh đứng cạnh chữ. Trước đây ảnh chiếm trọn bề ngang cột rồi mới tới chữ,
   nên màn đầu trang gần như chỉ có một tấm ảnh. */
/* Chữ chạy quanh ảnh chứ không chia hai cột cứng: nội dung dài gấp 4 lần
   chiều cao ảnh nên chia cột sẽ để lại một khoảng trống rất lớn dưới ảnh. */
.gh-intro::after { content: ''; display: block; clear: both; }
.gh-intro__media {
  float: left;
  width: 340px;
  margin: 4px 26px 18px 0;
}
.gh-intro__media img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.gh-intro__body > :first-child { margin-top: 0; }
/* Tiêu đề trong .gh-prose có viền vàng bên trái; nếu không tạo khối định dạng
   riêng thì viền đó nằm khuất dưới ảnh float. flow-root đẩy cả khối sang bên
   phải ảnh nên thanh vàng hiện đúng chỗ. */
.gh-intro__body h2,
.gh-intro__body h3,
.gh-intro__body ul,
.gh-intro__body ol { display: flow-root; }

/* ------------------------------------------- Trang Giới thiệu: quy trình */
.gh-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.gh-step {
  position: relative;
  padding: 26px 24px 28px;
  background: var(--white);
}
.gh-step__num {
  display: block;
  margin-bottom: 12px;
  /* M04: so thu tu buoc mang thong tin, khong phai trang tri. --gold chi dat
     1,59:1 tren trang; chu lon can toi thieu 3:1. Gach vang duoi so o ::after
     van giu --gold vi thuan trang tri. */
  color: var(--gold-text);
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
}
/* Gạch vàng ngắn dưới số, nối các bước thành một mạch. */
.gh-step__num::after {
  content: '';
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 10px;
  background: var(--gold);
}
.gh-step__title {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 17px;
  font-weight: 700;
}
.gh-step__text { margin: 0; color: var(--body); font-size: 15px; line-height: 1.7; }

/* --------------------------------------------- Trang Giới thiệu: cam kết */
.gh-pledge {
  padding: 24px 22px 26px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius);
  background: var(--white);
}
.gh-pledge__icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: var(--gold-text);
}
.gh-pledge__title {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}
.gh-pledge__text { margin: 0; color: var(--body); font-size: 15px; line-height: 1.7; }

@media (max-width: 980px) {
  .gh-intro__media { float: none; width: auto; max-width: 420px; margin: 0 0 20px; }
  .gh-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .gh-steps { grid-template-columns: 1fr; }
}