/* ============================================================
   MONA Archi — Template kiến trúc & xây dựng | MONA Media
   ============================================================ */

:root {
  /* Colors */
  --color-ink:        #1c1a17;
  --color-ink-soft:   #2c2925;
  --color-bg:         #ffffff;
  --color-cream:      #f6f2ec;
  --color-surface:    #faf7f2;
  --color-accent:     #b9682f;   /* terracotta/amber */
  --color-accent-dk:  #9a5320;
  --color-text:       #2c2925;
  --color-text-muted: #8a8378;
  --color-border:     #e7e0d6;
  --color-line:       #d8cfc1;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Be Vietnam Pro', system-ui, sans-serif;

  /* Spacing */
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(28,26,23,0.07);
  --shadow-md: 0 8px 28px rgba(28,26,23,0.10);
  --shadow-lg: 0 20px 60px rgba(28,26,23,0.16);

  --ease: 0.25s ease;
  --ease-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  --topbar-h: 46px;
  --header-h: 78px;
}

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

html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--color-ink); font-weight: 700; line-height: 1.18; }
h1 { font-size: clamp(2.2rem, 5.2vw, 4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.6vw, 1.9rem); }
h4 { font-size: 1.2rem; }
p  { max-width: 68ch; }

.container { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: var(--space-6); }
.section   { padding-block: clamp(3.5rem, 8vw, var(--space-24)); }
.section--cream { background: var(--color-cream); }
.section--ink { background: var(--color-ink); color: #e9e4db; }
.section--ink h1, .section--ink h2, .section--ink h3 { color: #fff; }

.text-center { text-align: center; }
.muted { color: var(--color-text-muted); }
.accent { color: var(--color-accent); }

/* ---- Eyebrow / labels ---- */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-3);
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.eyebrow::before { content: ""; width: 32px; height: 2px; background: var(--color-accent); }
.eyebrow--center::after { content: ""; width: 32px; height: 2px; background: var(--color-accent); }

.lead { font-size: 1.12rem; color: var(--color-text-muted); max-width: 60ch; }

/* ============ TOP BAR (luật 4) ============ */
.promo-bar {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: center; gap: var(--space-4);
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dk));
  color: #fff; font-size: 0.9rem; font-weight: 600;
  padding-inline: var(--space-4); text-align: center;
}
.promo-bar__text { display: inline-flex; align-items: center; gap: var(--space-2); }
.promo-bar__btn {
  background: #fff; color: var(--color-accent-dk);
  padding: 6px 16px; border-radius: var(--radius-full);
  font-size: 0.82rem; font-weight: 700; white-space: nowrap;
  transition: transform var(--ease), box-shadow var(--ease);
}
.promo-bar__btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
@media (max-width: 600px) {
  .promo-bar { font-size: 0.76rem; gap: var(--space-3); }
  .promo-bar__text span { display: none; }
}

/* ============ HEADER ============ */
.site-header {
  position: fixed; top: var(--topbar-h); left: 0; right: 0; z-index: 990;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--ease);
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.logo { display: flex; align-items: baseline; gap: 2px; font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--color-ink); }
.logo b { color: var(--color-accent); }
.logo small { font-family: var(--font-body); font-size: 0.62rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--color-text-muted); margin-left: 6px; }

.nav { display: flex; align-items: center; gap: var(--space-8); }
.nav a { font-size: 0.92rem; font-weight: 500; color: var(--color-ink-soft); position: relative; padding-block: 6px; transition: color var(--ease); }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--color-accent); transition: width var(--ease); }
.nav a:hover, .nav a.is-active { color: var(--color-accent); }
.nav a:hover::after, .nav a.is-active::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 26px; height: 2px; background: var(--color-ink); transition: var(--ease); }

body { padding-top: calc(var(--topbar-h) + var(--header-h)); }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav {
    position: fixed; top: calc(var(--topbar-h) + var(--header-h)); right: 0;
    flex-direction: column; align-items: flex-start; gap: var(--space-4);
    background: #fff; width: min(78vw, 320px);
    height: calc(100vh - var(--topbar-h) - var(--header-h));
    padding: var(--space-8) var(--space-6);
    border-left: 1px solid var(--color-border);
    transform: translateX(100%); transition: transform var(--ease);
  }
  .nav.is-open { transform: translateX(0); }
  .nav a { font-size: 1.1rem; }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 14px 28px; min-height: 48px;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 600; letter-spacing: 0.02em;
  border: 2px solid transparent; border-radius: var(--radius-full);
  cursor: pointer; transition: all var(--ease); white-space: nowrap;
}
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-dk); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--outline { background: transparent; border-color: var(--color-line); color: var(--color-ink); }
.btn--outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn--light { background: #fff; color: var(--color-ink); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost { padding-inline: 0; border-radius: 0; border-bottom: 2px solid var(--color-accent); color: var(--color-accent); min-height: auto; padding-bottom: 4px; }
.btn--ghost:hover { gap: var(--space-3); }
.btn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; }

/* ============ HERO SLIDER ============ */
.hero { position: relative; height: clamp(520px, 84vh, 760px); overflow: hidden; background: var(--color-ink); }
.hero__slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 1s ease;
  background-size: cover; background-position: center;
}
.hero__slide.is-active { opacity: 1; }
.hero__slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20,18,15,0.72) 0%, rgba(20,18,15,0.35) 60%, rgba(20,18,15,0.15) 100%); }
.hero__content { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: center; max-width: 640px; color: #fff; }
.hero__content .eyebrow { color: #f0c9a8; }
.hero__content .eyebrow::before { background: #f0c9a8; }
.hero h1 { color: #fff; margin-bottom: var(--space-6); }
.hero p { color: rgba(255,255,255,0.85); margin-bottom: var(--space-8); font-size: 1.1rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.hero__dots { position: absolute; bottom: var(--space-8); left: 50%; transform: translateX(-50%); z-index: 3; display: flex; gap: var(--space-3); }
.hero__dots button { width: 12px; height: 12px; border-radius: 50%; border: 2px solid #fff; background: transparent; cursor: pointer; transition: var(--ease); padding: 0; }
.hero__dots button.is-active { background: var(--color-accent); border-color: var(--color-accent); transform: scale(1.2); }

/* ============ INFO BAR (contact strip) ============ */
.infobar { background: var(--color-accent); color: #fff; }
.infobar__grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.infobar__item { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-6); border-right: 1px solid rgba(255,255,255,0.18); }
.infobar__item:last-child { border-right: none; }
.infobar__icon { font-size: 1.6rem; }
.infobar__item small { display: block; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.12em; opacity: 0.85; }
.infobar__item strong { font-weight: 600; }
@media (max-width: 768px) { .infobar__grid { grid-template-columns: 1fr; } .infobar__item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.18); } }

/* ============ ABOUT / STATS ============ */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.split__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; object-fit: cover; }
.split__media { position: relative; }
.badge-float {
  position: absolute; bottom: -22px; right: -22px;
  background: var(--color-accent); color: #fff; padding: var(--space-6);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); text-align: center;
}
.badge-float strong { display: block; font-family: var(--font-display); font-size: 2.4rem; line-height: 1; }
.badge-float span { font-size: 0.82rem; }
@media (max-width: 540px) { .badge-float { right: 12px; bottom: 12px; padding: var(--space-4); } }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); margin-top: var(--space-12); }
.stat { text-align: center; }
.stat__num { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); color: var(--color-accent); line-height: 1; }
.stat__label { font-size: 0.86rem; color: var(--color-text-muted); margin-top: var(--space-2); }
@media (max-width: 700px) { .stats { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); } }

/* ============ SECTION HEAD ============ */
.section-head { max-width: 640px; margin-bottom: var(--space-12); }
.section-head--center { margin-inline: auto; text-align: center; }

/* ============ SERVICES ============ */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--space-6); }
.svc-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform var(--ease), box-shadow var(--ease);
  display: flex; flex-direction: column;
}
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.svc-card__media { aspect-ratio: 4/3; overflow: hidden; }
.svc-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.svc-card:hover .svc-card__media img { transform: scale(1.06); }
.svc-card__body { padding: var(--space-6); flex: 1; display: flex; flex-direction: column; }
.svc-card__num { font-family: var(--font-display); font-size: 0.9rem; color: var(--color-accent); letter-spacing: 0.1em; }
.svc-card h3 { margin: var(--space-2) 0 var(--space-3); }
.svc-card p { font-size: 0.94rem; color: var(--color-text-muted); flex: 1; }
.svc-card .btn--ghost { margin-top: var(--space-4); align-self: flex-start; }

/* ============ PROCESS ============ */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-8); counter-reset: step; }
.process__step { position: relative; }
.process__step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-display); font-size: 2.6rem; color: var(--color-line); display: block; margin-bottom: var(--space-3);
}
.process__step h4 { margin-bottom: var(--space-2); }
.process__step p { font-size: 0.92rem; color: var(--color-text-muted); }
@media (max-width: 900px) { .process { grid-template-columns: repeat(2, 1fr); gap: var(--space-12) var(--space-8); } }
@media (max-width: 480px) { .process { grid-template-columns: 1fr; } }

/* ============ PROJECTS GRID ============ */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-6); }
.proj-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/5; }
.proj-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.proj-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(20,18,15,0.85) 0%, rgba(20,18,15,0) 55%); }
.proj-card:hover img { transform: scale(1.07); }
.proj-card__body { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: var(--space-6); color: #fff; }
.proj-card__cat { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: #f0c9a8; }
.proj-card__body h3 { color: #fff; margin-top: var(--space-2); font-size: 1.4rem; }
.proj-card__link { display: inline-flex; margin-top: var(--space-3); font-size: 0.86rem; font-weight: 600; color: #fff; gap: var(--space-2); opacity: 0; transform: translateY(8px); transition: var(--ease); }
.proj-card:hover .proj-card__link { opacity: 1; transform: translateY(0); }

/* ============ AWARDS ============ */
.awards { display: grid; gap: 0; }
.award-row { display: grid; grid-template-columns: 100px 1fr auto; gap: var(--space-6); align-items: center; padding: var(--space-6) 0; border-bottom: 1px solid var(--color-line); }
.award-row__year { font-family: var(--font-display); font-size: 1.5rem; color: var(--color-accent); }
.award-row__name { font-weight: 600; font-size: 1.1rem; }
.award-row__org { color: var(--color-text-muted); font-size: 0.9rem; }
@media (max-width: 600px) { .award-row { grid-template-columns: 70px 1fr; } .award-row__org { grid-column: 2; } }

/* ============ TESTIMONIALS ============ */
.quotes { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--space-6); }
.quote {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: var(--space-8); position: relative;
}
.quote__mark { font-family: var(--font-display); font-size: 4rem; color: var(--color-line); line-height: 0.6; position: absolute; top: var(--space-6); right: var(--space-6); }
.quote p { font-size: 1.02rem; color: var(--color-ink-soft); margin-bottom: var(--space-6); font-style: italic; }
.quote__author { display: flex; align-items: center; gap: var(--space-3); }
.quote__avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--color-accent); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; }
.quote__author strong { display: block; font-size: 0.95rem; }
.quote__author small { color: var(--color-text-muted); }
.stars { color: var(--color-accent); margin-bottom: var(--space-3); letter-spacing: 2px; }

/* ============ CLIENTS ============ */
.clients { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: clamp(2rem, 6vw, 5rem); }
.clients span { font-family: var(--font-display); font-size: 1.4rem; color: var(--color-text-muted); opacity: 0.65; transition: var(--ease); }
.clients span:hover { opacity: 1; color: var(--color-accent); }

/* ============ BLOG ============ */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-6); }
.post-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: transform var(--ease), box-shadow var(--ease); }
.post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.post-card__media { aspect-ratio: 16/10; overflow: hidden; }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.post-card:hover .post-card__media img { transform: scale(1.06); }
.post-card__body { padding: var(--space-6); }
.post-card__meta { display: flex; gap: var(--space-4); font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.post-card__meta .tag { color: var(--color-accent); font-weight: 600; }
.post-card h3 { font-size: 1.3rem; margin-bottom: var(--space-3); }
.post-card p { font-size: 0.92rem; color: var(--color-text-muted); }

/* ============ CTA BAND ============ */
.cta-band { background: var(--color-ink); color: #fff; text-align: center; border-radius: var(--radius-lg); padding: clamp(2.5rem, 6vw, 4.5rem); position: relative; overflow: hidden; }
.cta-band h2 { color: #fff; max-width: 18ch; margin-inline: auto; }
.cta-band p { color: rgba(255,255,255,0.78); margin: var(--space-4) auto var(--space-8); }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; }

/* ============ EXCLUSIVE / PRICE (luật 3) ============ */
.exclusive { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dk)); color: #fff; border-radius: var(--radius-lg); padding: clamp(2.5rem, 6vw, 4rem); }
.exclusive__grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--space-12); align-items: center; }
@media (max-width: 800px) { .exclusive__grid { grid-template-columns: 1fr; } }
.exclusive h2 { color: #fff; }
.exclusive ul { margin-top: var(--space-6); display: grid; gap: var(--space-3); }
.exclusive li { display: flex; align-items: center; gap: var(--space-3); }
.exclusive li::before { content: "✓"; width: 24px; height: 24px; flex: 0 0 24px; background: rgba(255,255,255,0.2); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.price-box { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.25); border-radius: var(--radius-lg); padding: var(--space-8); text-align: center; }
.price-box small { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.78rem; opacity: 0.85; }
.price-box strong { display: block; font-family: var(--font-display); font-size: clamp(2.4rem, 6vw, 3.4rem); margin: var(--space-2) 0 var(--space-6); }

/* ============ PAGE HERO (inner) ============ */
.page-hero { position: relative; padding-block: clamp(3rem, 8vw, 6rem); background: var(--color-ink); color: #fff; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.35; }
.page-hero__inner { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; }
.crumbs { display: flex; gap: var(--space-2); font-size: 0.86rem; color: rgba(255,255,255,0.7); margin-top: var(--space-3); }
.crumbs a:hover { color: #f0c9a8; }

/* ============ CONTACT ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }
.field { margin-bottom: var(--space-4); }
.field label { display: block; font-size: 0.86rem; font-weight: 600; margin-bottom: var(--space-2); }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 16px; font-family: var(--font-body); font-size: 1rem;
  color: var(--color-text); background: #fff; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md); transition: var(--ease); outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(185,104,47,0.15); }
.contact-info li { display: flex; gap: var(--space-4); padding: var(--space-4) 0; border-bottom: 1px solid var(--color-border); }
.contact-info .ic { font-size: 1.4rem; color: var(--color-accent); }
.contact-info small { display: block; color: var(--color-text-muted); font-size: 0.82rem; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-border); aspect-ratio: 16/7; }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ============ TEAM ============ */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-6); }
.member { text-align: center; }
.member__media { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 3/4; margin-bottom: var(--space-4); }
.member__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.member:hover .member__media img { transform: scale(1.06); }
.member h4 { margin-bottom: 2px; }
.member small { color: var(--color-accent); }

/* ============ VALUES / FEATURE LIST ============ */
.feature-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--space-8); }
.feature { }
.feature__ic { width: 56px; height: 56px; border-radius: var(--radius-md); background: var(--color-cream); color: var(--color-accent); display: flex; align-items: center; justify-content: center; font-size: 1.6rem; margin-bottom: var(--space-4); }
.feature h4 { margin-bottom: var(--space-2); }
.feature p { font-size: 0.94rem; color: var(--color-text-muted); }

/* ============ PRICE TABLE ============ */
.pricing { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-6); }
.plan { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8); text-align: center; transition: var(--ease); }
.plan--featured { border-color: var(--color-accent); box-shadow: var(--shadow-md); position: relative; }
.plan--featured::before { content: "Phổ biến"; position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--color-accent); color: #fff; font-size: 0.72rem; font-weight: 700; padding: 4px 14px; border-radius: var(--radius-full); letter-spacing: 0.08em; }
.plan h3 { margin-bottom: var(--space-2); }
.plan__price { font-family: var(--font-display); font-size: 2.4rem; color: var(--color-accent); margin: var(--space-4) 0; }
.plan__price span { font-size: 0.9rem; color: var(--color-text-muted); }
.plan ul { display: grid; gap: var(--space-3); margin: var(--space-6) 0; text-align: left; }
.plan li { display: flex; gap: var(--space-3); font-size: 0.92rem; }
.plan li::before { content: "✓"; color: var(--color-accent); font-weight: 700; }

/* ============ FOOTER ============ */
.site-footer { background: var(--color-ink); color: #b8b1a6; padding-top: var(--space-24); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: var(--space-12); padding-bottom: var(--space-16); }
.site-footer .logo { color: #fff; margin-bottom: var(--space-4); }
.site-footer h4 { color: #fff; font-family: var(--font-body); font-size: 0.92rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--space-6); }
.site-footer a:hover { color: #f0c9a8; }
.footer-links li { margin-bottom: var(--space-3); }
.footer-contact li { margin-bottom: var(--space-4); font-size: 0.92rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-block: var(--space-6); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4); font-size: 0.85rem; }
.socials { display: flex; gap: var(--space-3); }
.socials a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; transition: var(--ease); }
.socials a:hover { background: var(--color-accent); color: #fff; transform: translateY(-2px); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ============ REVEAL ANIM (safe fallback) ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ============ UTIL ============ */
.mt-0 { margin-top: 0; }
.divider { height: 1px; background: var(--color-border); margin-block: var(--space-12); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); }
@media (max-width: 700px) { .grid-2 { grid-template-columns: 1fr; } }

/* ===== MONA SYSTEM FIX (2026-06-07): nav VN không xuống dòng + chữ sáng trên nền tối ===== */
header nav a, header nav li, nav ul li a, nav ul li, .menu a, .menu li, .nav-link,
.navbar a, .navbar-nav a, .main-menu a, .main-nav a, .site-nav a, .site-head a[href]{ white-space: nowrap !important; }
header nav ul, .menu, .navbar-nav, .main-menu, .main-nav ul, .nav-list{ flex-wrap: nowrap !important; }

/* nền tối -> chữ sáng (chỉ text thường + heading; chừa link/nút/accent) */
.bg-dark p, .bg-dark li, .bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4, .bg-dark h5,
.section.dark p, .section.dark li, .section.dark h2, .section.dark h3, .section.dark h4,
.dark p, .dark li, .dark h2, .dark h3, .dark h4, .srv.dark p, .srv.dark li, .srv.dark h2, .srv.dark h3,
footer p, footer li, footer h2, footer h3, footer h4{ color: #ece4d3 !important; }

/* MONA NAVFIX v2 — selector rộng (mọi anchor/li trong header, không phụ thuộc class) */
header a, header li, header nav, header ul, .site-head a, .site-head li, .topbar ~ * nav a{ white-space: nowrap !important; }
header ul, header nav ul, header .menu{ flex-wrap: nowrap !important; }