/* Sun Thủ Thiêm 2C — style.css
   Navy #0A1A2F · Gold #C9A45C · Cream #F7F4EE · Be Vietnam Pro self-host */

@import url("../fonts/fonts.css");

:root {
  --navy: #0A1A2F;
  --navy-2: #0E2440;
  --navy-3: #122C4E;
  --gold: #C9A45C;
  --gold-deep: #8A6A2F;
  --cream: #F7F4EE;
  --paper: #FFFFFF;
  --ink: #1D2733;
  --ink-soft: #4C5A6B;
  --line-light: #E4DDCE;
  --line-dark: rgba(201, 164, 92, .28);
  --font: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius: 14px;
  --shadow: 0 18px 50px -18px rgba(10, 26, 47, .35);
  --maxw: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }

::selection { background: var(--gold); color: var(--navy); }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: #2C425F; border-radius: 8px; border: 2px solid var(--navy); }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

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

.skip-link {
  position: absolute; left: 16px; top: -64px; z-index: 200;
  background: var(--gold); color: var(--navy); font-weight: 600;
  padding: 10px 18px; border-radius: 0 0 10px 10px; text-decoration: none;
  transition: top .25s ease-out;
}
.skip-link:focus { top: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 600 15.5px/1 var(--font); letter-spacing: .01em;
  padding: 16px 26px; border-radius: 999px; text-decoration: none;
  transition: transform .25s ease-out, background .25s ease-out, box-shadow .25s ease-out, color .25s ease-out;
  cursor: pointer; border: 1.5px solid transparent;
}
.btn-gold {
  background: var(--gold); color: var(--navy);
  box-shadow: 0 16px 30px -16px rgba(201, 164, 92, .55);
}
.btn-gold:hover { background: #D9B878; transform: translateY(-2px); }
.btn-ghost {
  border-color: var(--gold); color: var(--gold);
  background: rgba(7, 17, 32, .52);
}
.btn-ghost:hover { background: rgba(201, 164, 92, .12); transform: translateY(-2px); }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding: 18px 0;
  transition: background .3s ease-out, padding .3s ease-out, box-shadow .3s ease-out;
}
.site-header.scrolled {
  background: rgba(10, 26, 47, .94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 10px 0;
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .55);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark { flex: 0 0 auto; }
.brand-name {
  color: #F5F2EA; font-weight: 800; font-size: 17px; letter-spacing: .06em;
  white-space: nowrap;
}
.brand-name b { color: var(--gold); font-weight: 800; }

.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a {
  color: #E8E4D9; text-decoration: none; font-size: 14.5px; font-weight: 500;
  position: relative; padding: 6px 0;
  text-shadow: 0 1px 2px rgba(7, 17, 32, .9), 0 2px 14px rgba(7, 17, 32, .8);
}
.site-nav a:not(.nav-call)::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--gold); transition: width .3s ease-out;
}
.site-nav a:not(.nav-call):hover::after { width: 100%; }
.site-nav a:not(.nav-call):hover { color: #fff; }

.nav-call {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--gold); color: var(--gold) !important;
  background: rgba(7, 17, 32, .55);
  border-radius: 999px; padding: 9px 18px !important;
  font-weight: 600 !important; transition: background .25s ease-out;
}
.nav-call:hover { background: var(--gold); color: var(--navy) !important; }

.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 6px;
  width: 44px; height: 44px; background: none; border: 0; cursor: pointer; padding: 10px;
}
.nav-toggle span {
  display: block; height: 2px; background: #F5F2EA; border-radius: 2px;
  transition: transform .3s ease-out, opacity .3s ease-out;
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  color: #F5F2EA; isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 62%; z-index: -2;
}
.hero-shade {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(200deg, rgba(10, 26, 47, .18) 0%, rgba(10, 26, 47, .05) 34%, rgba(10, 26, 47, .82) 78%, #0A1A2F 100%),
    linear-gradient(6deg, rgba(10, 26, 47, .9) 0%, rgba(10, 26, 47, .28) 30%, transparent 55%),
    linear-gradient(180deg, rgba(7, 17, 32, .82) 0%, rgba(7, 17, 32, .38) 13%, rgba(7, 17, 32, 0) 30%);
}
.hero-inner { padding-top: 140px; padding-bottom: 42px; }

.hero-status {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13.5px; font-weight: 500; letter-spacing: .04em;
  color: #F0E9D8;
  border: 1px solid rgba(201, 164, 92, .55);
  background: rgba(10, 26, 47, .62); backdrop-filter: blur(6px);
  padding: 8px 16px; border-radius: 999px; margin-bottom: 26px;
}
.hero-status::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--gold); box-shadow: 0 0 0 4px rgba(201, 164, 92, .22);
  animation: pulse 2.6s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(201, 164, 92, .45); }
  70% { box-shadow: 0 0 0 9px rgba(201, 164, 92, 0); }
  100% { box-shadow: 0 0 0 0 rgba(201, 164, 92, 0); }
}

.hero-title {
  font-weight: 800;
  font-size: clamp(52px, 9.6vw, 126px);
  line-height: 1.18; letter-spacing: .015em;
  color: #FBF9F3;
  text-wrap: balance;
  text-shadow: 0 6px 40px rgba(0, 0, 0, .35);
}
.hero-deck {
  max-width: 560px; margin-top: 22px;
  font-size: clamp(16px, 1.6vw, 18.5px); font-weight: 400;
  color: #EAE4D5;
}
.hero-deck strong { color: var(--gold); font-weight: 600; }
.hero-deck b { color: #FFFFFF; font-weight: 700; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
  background: rgba(10, 26, 47, .55);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.hero-stats > div {
  padding: 22px 26px;
  border-right: 1px solid var(--line-dark);
  display: flex; flex-direction: column; gap: 4px;
}
.hero-stats > div:last-child { border-right: 0; }
.hero-stats b {
  font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; color: var(--gold);
  font-variant-numeric: tabular-nums; line-height: 1.15;
}
.hero-stats span { font-size: 13.5px; color: #D8D2C2; line-height: 1.45; }

/* ---------- Sections ---------- */
.section { padding: clamp(68px, 9vw, 118px) 0; scroll-margin-top: 66px; }
.section-light { background: var(--cream); color: var(--ink); }
.section-flat { padding-top: 0; }
.section-dark { background: var(--navy); color: #E9E4D6; }

.section-head { max-width: 780px; margin-bottom: clamp(36px, 5vw, 58px); }
.section-head h2 { margin-bottom: 16px; }
.section-dark .section-head p { color: #C4CDD9; }

h2 {
  font-size: clamp(28px, 4vw, 42px); font-weight: 800; line-height: 1.18;
  letter-spacing: -.015em; color: var(--navy); text-wrap: balance;
}
.section-dark h2, .contact h2 { color: #FBF9F3; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -.01em; margin: 26px 0 10px; color: var(--navy); }
.section-dark h3 { color: var(--gold); }

.lead { font-size: clamp(16.5px, 1.8vw, 19px); color: var(--ink-soft); }
.section-dark .lead { color: #C4CDD9; }
.section-light p { color: var(--ink-soft); }

/* Tổng quan — split */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.split-text h2 { margin-bottom: 20px; }
.split-text p { margin-bottom: 16px; }
.split-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
figcaption, .split-media figcaption {
  margin-top: 10px; font-size: 13px; color: var(--ink-soft); letter-spacing: .01em;
}
.section-dark figcaption { color: #A3B1C2; }

.plan-list, .connect-list { list-style: none; margin: 14px 0 20px; }
.plan-list li, .connect-list li {
  padding: 14px 0; border-bottom: 1px solid var(--line-light);
  display: flex; flex-direction: column; gap: 2px;
}
.plan-list li:last-child, .connect-list li:last-child { border-bottom: 0; }
.plan-list b, .connect-list b { font-weight: 700; color: var(--navy); font-size: 16.5px; }
.plan-list span, .connect-list span { font-size: 14.5px; color: var(--ink-soft); }
.section-dark .plan-list li, .section-dark .connect-list li { border-color: var(--line-dark); }
.section-dark .plan-list b, .section-dark .connect-list b { color: #F3EFE4; }
.section-dark .plan-list span, .section-dark .connect-list span { color: #B9C4D2; }

/* Vị trí */
.location-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 52px);
  align-items: center; margin-bottom: clamp(36px, 5vw, 56px);
}
.location-grid h3:first-of-type { margin-top: 0; }
.location-grid figure img { border-radius: var(--radius); box-shadow: var(--shadow); }
.wide-figure img { border-radius: var(--radius); box-shadow: var(--shadow); }
.wide-figure { margin: 0; }

/* Tiện ích — gallery */
.amenity-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.amenity-gallery figure img {
  border-radius: var(--radius); box-shadow: var(--shadow);
  aspect-ratio: 4 / 3.1; object-fit: cover; width: 100%;
  transition: transform .5s cubic-bezier(.16, 1, .3, 1);
}
.amenity-gallery figure { overflow: hidden; }
.amenity-gallery figure:hover img { transform: scale(1.035); }

/* Tiến độ — timeline */
.timeline-wrap {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 60px);
  align-items: start;
}
.timeline { list-style: none; position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(201, 164, 92, .18) 100%);
}
.timeline li { position: relative; padding: 0 0 30px 14px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -34px; top: 7px;
  width: 16px; height: 16px; border-radius: 50%;
  background: #12233C; border: 2.5px solid #5A7595;
}
.timeline li.done::before { background: var(--gold); border-color: rgba(201, 164, 92, .35); }
.timeline li.now::before {
  background: var(--gold); border-color: rgba(201, 164, 92, .35);
  box-shadow: 0 0 0 6px rgba(201, 164, 92, .18);
}
.timeline b {
  display: inline-block; font-size: 12.5px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: #A3B1C2; margin-bottom: 4px;
}
.timeline li.done b, .timeline li.now b { color: var(--gold); }
.timeline h3 { margin: 0 0 6px; font-size: 18px; }
.timeline p { color: #C4CDD9; font-size: 15px; margin: 0; }
.timeline a { color: var(--gold); font-weight: 600; display: inline-block; padding: 3px 0; }
.timeline-wrap figure img { border-radius: var(--radius); box-shadow: var(--shadow); }

/* Bảng giá + form */
.pricing-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 64px); align-items: start;
}
.pricing-points { list-style: none; margin: 22px 0; }
.pricing-points li {
  position: relative; padding: 10px 0 10px 34px;
  border-bottom: 1px solid var(--line-light); font-weight: 500;
}
.pricing-points li:last-child { border-bottom: 0; }
.pricing-points li::before {
  content: ""; position: absolute; left: 4px; top: 17px;
  width: 9px; height: 9px; border-radius: 2px; transform: rotate(45deg);
  background: var(--gold);
}
.pricing-alt { font-size: 15px; }
.pricing-alt a { color: var(--gold-deep); }

.lead-form {
  background: var(--paper); border-radius: 18px; padding: clamp(26px, 3.4vw, 40px);
  box-shadow: 0 22px 55px -20px rgba(10, 26, 47, .38);
}
.lead-form .field { margin-bottom: 18px; }
.lead-form label {
  display: block; font-size: 13.5px; font-weight: 600; color: var(--navy);
  margin-bottom: 7px; letter-spacing: .01em;
}
.lead-form input, .lead-form select {
  width: 100%; font: 400 16px var(--font); color: var(--ink);
  padding: 13px 16px; border: 1.5px solid #DDD6C6; border-radius: 10px;
  background: #FCFBF7; transition: border-color .2s ease-out, box-shadow .2s ease-out;
}
.lead-form input:focus, .lead-form select:focus {
  outline: none; border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 164, 92, .22);
}
.lead-form .btn { margin-top: 6px; font-size: 16px; padding: 17px 26px; }
.form-note { margin-top: 14px; font-size: 12.5px; color: var(--ink-soft); text-align: center; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; }

/* Pháp lý + FAQ */
.legal-faq { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 64px); }
.legal-list { list-style: none; margin-top: 20px; }
.legal-list li {
  position: relative; padding: 12px 0 12px 30px;
  border-bottom: 1px solid var(--line-light); font-size: 15px; color: var(--ink-soft);
}
.legal-list li:last-child { border-bottom: 0; }
.legal-list li::before {
  content: ""; position: absolute; left: 2px; top: 21px;
  width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--gold);
}
.h2-sm { font-size: clamp(23px, 2.6vw, 30px); }

.faq details {
  background: var(--paper); border: 1px solid var(--line-light);
  border-radius: 12px; margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  list-style: none; cursor: pointer; padding: 17px 52px 17px 20px;
  font-weight: 600; font-size: 15.5px; color: var(--navy); position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 20px; top: 50%;
  width: 11px; height: 11px; margin-top: -6px;
  border-right: 2.2px solid var(--gold-deep); border-bottom: 2.2px solid var(--gold-deep);
  transform: rotate(45deg); transition: transform .28s ease-out;
}
.faq details[open] summary::after { transform: rotate(225deg); }
.faq details p { padding: 0 20px 18px; font-size: 14.8px; color: var(--ink-soft); }

/* Liên hệ */
.contact { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%); }
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 70px); align-items: center; }
.contact-phone {
  display: block; margin: 26px 0 22px;
  font-size: clamp(38px, 5.4vw, 62px); font-weight: 800; letter-spacing: .01em;
  color: var(--gold); text-decoration: none; font-variant-numeric: tabular-nums;
}
.contact-phone:hover { color: #D9B878; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 13px; }
.contact-by { margin-top: 26px; font-size: 14.5px; color: #AEB9C7; }
.contact-by strong { color: #F3EFE4; }

.contact-card {
  background: rgba(255, 255, 255, .045);
  border: 1px solid var(--line-dark); border-radius: 18px;
  padding: clamp(30px, 3.2vw, 42px);
}
.contact-card h3 { margin: 0 0 8px; color: #FBF9F3; font-size: 20px; }
.contact-card address {
  font-style: normal; color: #AEB9C7; font-size: 15px; margin-bottom: 18px;
}
.contact-card dl { display: grid; gap: 0; }
.contact-card dl > div {
  display: flex; justify-content: space-between; gap: 18px;
  padding: 12px 0; border-top: 1px solid var(--line-dark); font-size: 14.5px;
}
.contact-card dt { color: #97A3B3; }
.contact-card dd { color: #F0EBDD; font-weight: 500; text-align: right; }

/* Footer */
.site-footer { background: #071120; color: #97A3B3; padding: 54px 0 96px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-nav a { color: #C4CDD9; text-decoration: none; font-size: 14px; }
.footer-nav a:hover { color: var(--gold); }
.footer-disclaimer { margin-top: 26px; font-size: 13px; line-height: 1.7; color: #76839A; max-width: 860px; }
.footer-disclaimer strong { color: #AEB9C7; }
.footer-copy { margin-top: 14px; font-size: 13px; }
.footer-copy a { color: var(--gold); text-decoration: none; }

/* Mobile CTA bar */
.mobile-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  display: none; grid-template-columns: auto 1fr 1fr;
  background: rgba(7, 17, 32, .96); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line-dark);
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  gap: 10px;
}
.mobile-cta a {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  font-size: 14.5px; font-weight: 600; text-decoration: none;
  border-radius: 999px; padding: 12px 16px;
}
.mb-call { border: 1.5px solid var(--gold); color: var(--gold); }
.mb-zalo { background: var(--gold); color: var(--navy); }
.mb-price { background: var(--navy-3); color: #F0EBDD; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.in {
  opacity: 1; transform: none;
  transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1);
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .site-nav { gap: 18px; }
  .site-nav a:not(.nav-call) { font-size: 13.5px; }
}

@media (max-width: 920px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed; top: 0; right: 0; bottom: 0;
    flex-direction: column; align-items: flex-start; justify-content: flex-start;
    background: var(--navy); width: min(320px, 84vw);
    padding: 96px 30px 30px; gap: 6px;
    transform: translateX(100%); transition: transform .38s cubic-bezier(.16, 1, .3, 1);
    box-shadow: -20px 0 60px rgba(0, 0, 0, .4);
  }
  .site-nav.open { transform: none; }
  .site-nav a:not(.nav-call) { font-size: 17px; padding: 12px 0; width: 100%; border-bottom: 1px solid rgba(201, 164, 92, .14); }
  .site-nav .nav-call { margin-top: 18px; }

  .split, .location-grid, .timeline-wrap, .pricing-grid, .legal-faq, .contact-grid {
    grid-template-columns: 1fr;
  }
  .amenity-gallery { grid-template-columns: 1fr 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stats > div:nth-child(2) { border-right: 0; }
  .hero-stats > div:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
  .footer-top { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .hero-inner { padding-bottom: 30px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .amenity-gallery { grid-template-columns: 1fr; }
  .hero-stats b { font-size: 20px; }
  .hero-stats > div { padding: 16px 18px; }
  .contact-phone { letter-spacing: .02em; }
  .mobile-cta { display: grid; }
  .section { padding: 60px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-status::before { animation: none; }
  .btn:hover, .amenity-gallery figure:hover img { transform: none; }
  * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* ---------- Trang cảm ơn ---------- */
.thanks-body { background: var(--navy); display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.thanks {
  text-align: center; max-width: 560px; padding: 40px 28px;
  color: #E9E4D6;
}
.thanks svg { margin: 0 auto 26px; }
.thanks h1 { font-size: clamp(26px, 4vw, 34px); font-weight: 800; color: #FBF9F3; margin-bottom: 14px; }
.thanks p { color: #C4CDD9; margin-bottom: 14px; }
.thanks-hotline a { color: var(--gold); font-weight: 700; text-decoration: none; font-size: 18px; }
.thanks .btn { margin-top: 18px; }

/* ---------- Trang con (article SEO) ---------- */
.page-hero {
  position: relative; padding: 168px 0 64px;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #E9E4D6; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; right: -160px; top: -120px;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 164, 92, .16) 0%, transparent 65%);
  pointer-events: none;
}
.breadcrumb {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  font-size: 13.5px; color: #9AA8B9; margin-bottom: 18px;
}
.breadcrumb a { color: var(--gold); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span[aria-hidden] { color: #5F7085; }
.breadcrumb [aria-current] { color: #C4CDD9; }
.page-hero h1 {
  font-size: clamp(30px, 4.6vw, 48px); font-weight: 800; line-height: 1.16;
  letter-spacing: -.015em; color: #FBF9F3; max-width: 820px; text-wrap: balance;
}
.page-hero .page-desc { max-width: 720px; margin-top: 14px; color: #C4CDD9; font-size: clamp(15.5px, 1.7vw, 18px); }
.update-line {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 20px;
  font-size: 13px; color: #9AA8B9;
}
.update-line::before { content: ""; width: 22px; height: 1.5px; background: var(--gold); }

.article { max-width: 780px; margin: 0 auto; }
.article-body { padding: clamp(44px, 6vw, 72px) 0; }
.article h2 {
  font-size: clamp(24px, 3vw, 32px); margin: 44px 0 14px; line-height: 1.22;
}
.article h3 { margin: 28px 0 10px; }
.article p { margin-bottom: 15px; font-size: 16.5px; }
.article ul, .article ol { margin: 0 0 16px 22px; }
.article li { margin-bottom: 9px; color: var(--ink-soft); }
.article li::marker { color: var(--gold-deep); font-weight: 700; }
.article figure { margin: 26px 0; }
.article figure img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.article a { color: var(--gold-deep); font-weight: 500; }
.article .note {
  background: #F1EBDD; border-radius: 12px; padding: 16px 20px;
  font-size: 14.5px; color: #6E5D36; margin: 20px 0;
}
.article .note b { color: #57471F; }

.cta-box {
  background: linear-gradient(150deg, var(--navy) 0%, var(--navy-3) 100%);
  border-radius: 18px; padding: clamp(28px, 4vw, 44px);
  color: #E9E4D6; margin: 48px 0 0;
}
.cta-box h2 { color: #FBF9F3; margin: 0 0 10px; font-size: clamp(22px, 3vw, 30px); }
.cta-box p { color: #C4CDD9; margin-bottom: 18px; }
.cta-box .contact-phone { font-size: clamp(30px, 4vw, 44px); margin: 8px 0 18px; }

.related { padding: 20px 0 8px; }
.related h2 { font-size: 22px; margin-bottom: 6px; }
.related-list { list-style: none; margin-top: 8px; }
.related-list li { border-bottom: 1px solid var(--line-light); }
.related-list li:last-child { border-bottom: 0; }
.related-list a {
  display: flex; flex-direction: column; gap: 2px; padding: 15px 0;
  text-decoration: none;
}
.related-list b { color: var(--navy); font-size: 16.5px; font-weight: 700; }
.related-list span { font-size: 14px; color: var(--ink-soft); }
.related-list a:hover b { color: var(--gold-deep); }

/* Trang chu: chuyen de */
.topic-list { list-style: none; }
.topic-list li { border-bottom: 1px solid var(--line-light); }
.topic-list li:last-child { border-bottom: 0; }
.topic-list a {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 24px; align-items: center;
  padding: 20px 0; text-decoration: none;
}
.topic-list b { color: var(--navy); font-size: 18px; font-weight: 700; }
.topic-list span { grid-column: 1; font-size: 14.5px; color: var(--ink-soft); }
.topic-list .go {
  grid-column: 2; grid-row: 1 / span 2; color: var(--gold-deep);
  font-size: 26px; font-weight: 300; line-height: 1;
}
.topic-list a:hover b { color: var(--gold-deep); }