/* ==========================================================================
   Bcons Central Park – landing page styles
   Palette taken from the project logo: deep green + Bcons gold.
   ========================================================================== */
:root {
    --green-900: #0B3B2A;
    --green-800: #0F4A33;
    --green-700: #145C3F;
    --green-500: #1E7A52;
    --green-100: #E4F0E9;
    --green-050: #F3F8F5;
    --gold-600: #D99A00;
    --gold-500: #F5B301;
    --gold-100: #FFF3C7;
    --ink: #14201B;
    --muted: #5B6862;
    --line: #DCE5DF;
    --white: #FFFFFF;
    --zalo: #0068FF;
    --shadow: 0 8px 30px rgba(11, 59, 42, .08);
    --shadow-lg: 0 24px 60px rgba(11, 59, 42, .18);
    --r: 16px;
    --r-sm: 10px;
    --wrap: 1180px;
    --header-h: 76px;
    --ease: cubic-bezier(.4, 0, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: var(--ink);
    background: var(--white);
    overflow-x: hidden;
}
body.nav-open { overflow: hidden; }
h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; line-height: 1.2; margin: 0 0 .5em; color: var(--green-900); letter-spacing: -.01em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.2rem; }
h4 { font-family: 'Be Vietnam Pro', sans-serif; font-size: .95rem; text-transform: uppercase; letter-spacing: .08em; }
p { margin: 0 0 1em; }
a { color: var(--green-700); text-decoration: none; }
a:hover { color: var(--green-500); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
.hidden { display: none !important; }
.ic { width: 1.15em; height: 1.15em; flex: 0 0 auto; vertical-align: -.2em; }
.ic-lg { width: 2rem; height: 2rem; }
.container { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.container.narrow { max-width: 860px; }
.skip-link { position: absolute; top: -60px; left: 12px; background: var(--green-900); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 2000; }
.skip-link:focus { top: 12px; }

/* ---------- buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5em;
    padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: .95rem; line-height: 1.2;
    border: 2px solid transparent; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, .14); }
.btn-lg { padding: 15px 28px; font-size: 1.02rem; }
.btn-sm { padding: 7px 14px; font-size: .85rem; }
.btn-block { width: 100%; }
.btn-gold { background: var(--gold-500); color: var(--green-900); }
.btn-gold:hover { background: #FFC21A; color: var(--green-900); }
.btn-green { background: var(--green-700); color: #fff; }
.btn-green:hover { background: var(--green-500); color: #fff; }
.btn-ghost { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .6); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255, 255, 255, .22); color: #fff; }
.btn-outline { background: #fff; color: var(--green-800); border-color: var(--line); }
.btn-outline-green { background: #fff; color: var(--green-700); border-color: var(--green-100); }
.btn-outline-green:hover { background: var(--green-050); color: var(--green-900); }
.btn-zalo { background: var(--zalo); color: #fff; }
.btn-zalo:hover { color: #fff; }
.btn-zalo .ic, .btn .ic-zalo { width: 1.4em; height: 1.4em; }

/* ---------- header ---------- */
.header {
    position: sticky; top: 0; z-index: 900;
    /* no backdrop-filter here: it would become the containing block of the fixed mobile nav */
    background: rgba(255, 255, 255, .97);
    border-bottom: 1px solid var(--line);
    transition: box-shadow .25s;
}
.header.is-scrolled { box-shadow: 0 6px 24px rgba(11, 59, 42, .08); }
.header-inner { display: flex; align-items: center; gap: 14px; min-height: var(--header-h); }
.brand { flex: 0 0 auto; }
.brand img { width: 140px; max-width: none; height: auto; }
.nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-list > li > a, .nav-sub-toggle {
    display: inline-flex; align-items: center; gap: 4px; padding: 10px 6px; border-radius: 8px;
    font-size: .84rem; font-weight: 500; color: var(--ink); background: none; border: 0; white-space: nowrap;
}
.nav-list > li > a:hover, .nav-list > li > a.is-active, .nav-sub-toggle:hover { background: var(--green-050); color: var(--green-800); }
.nav-has-sub { position: relative; }
.nav-sub {
    position: absolute; top: calc(100% + 6px); right: 0; min-width: 280px; background: #fff;
    border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-lg); padding: 8px;
    opacity: 0; visibility: hidden; transform: translateY(6px); transition: all .2s var(--ease);
}
.nav-has-sub:hover .nav-sub, .nav-has-sub.is-open .nav-sub { opacity: 1; visibility: visible; transform: none; }
.nav-sub a { display: block; padding: 10px 12px; border-radius: 8px; font-weight: 600; color: var(--green-900); }
.nav-sub a small { display: block; font-weight: 400; color: var(--muted); font-size: .8rem; }
.nav-sub a:hover { background: var(--green-050); }
.nav-mobile-foot { display: none; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-actions .btn-gold { padding: 10px 16px; font-size: .88rem; }
.header-phone { display: none; width: 42px; height: 42px; border-radius: 50%; background: var(--green-050); border: 1px solid var(--line); color: var(--green-900); align-items: center; justify-content: center; }
.header-phone:hover { background: var(--gold-500); border-color: var(--gold-500); }
.header-phone .ic { width: 1.25rem; height: 1.25rem; }
.header-phone > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
@media (min-width: 1200px) { .header-phone { display: inline-flex; } }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--green-900); align-items: center; justify-content: center; }
.nav-toggle .ic { width: 1.5rem; height: 1.5rem; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(92vh, 860px); display: flex; align-items: flex-end; color: #fff; overflow: hidden; background: var(--green-900); }
.hero-bg, .hero-bg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 40%; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 59, 42, .15) 0%, rgba(11, 59, 42, .35) 45%, rgba(11, 59, 42, .92) 100%); }
.hero-inner { position: relative; z-index: 1; padding: 140px 20px 56px; max-width: var(--wrap); width: 100%; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 6px; background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .3); backdrop-filter: blur(8px); padding: 6px 14px; border-radius: 999px; font-size: .85rem; font-weight: 500; }
.hero h1 { color: #fff; margin: 14px 0 6px; text-transform: uppercase; letter-spacing: .02em; }
.hero-tagline { font-family: 'Playfair Display', serif; font-style: italic; font-size: clamp(1.15rem, 2.2vw, 1.6rem); color: var(--gold-500); margin-bottom: 14px; }
.hero-lead { max-width: 640px; font-size: 1.05rem; color: rgba(255, 255, 255, .9); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 30px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; max-width: 900px; }
.hero-stats li { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .22); backdrop-filter: blur(10px); border-radius: 12px; padding: 12px 14px; }
.hero-stats strong { display: block; font-family: 'Playfair Display', serif; font-size: 1.45rem; color: var(--gold-500); line-height: 1.1; }
.hero-stats span { font-size: .82rem; color: rgba(255, 255, 255, .85); }

/* ---------- sections ---------- */
.section { padding: 72px 0; scroll-margin-top: calc(var(--header-h) + 8px); }
.section-alt { background: var(--green-050); }
.section-dark { background: linear-gradient(160deg, var(--green-900), var(--green-700)); color: #fff; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .eyebrow { color: var(--gold-500); }
.section-dark .section-head p { color: rgba(255, 255, 255, .85); }
.section-head { max-width: 780px; margin-bottom: 36px; }
.section-head p { color: var(--muted); font-size: 1.02rem; }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-600); margin-bottom: 10px; }
.note { font-size: .88rem; color: var(--muted); margin-top: 18px; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- overview ---------- */
.overview-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: start; }
.facts { margin: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: #fff; box-shadow: var(--shadow); }
.facts > div { display: grid; grid-template-columns: 200px 1fr; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); font-size: .95rem; }
.facts > div:nth-child(odd) { background: var(--green-050); }
.facts > div:last-child { border-bottom: 0; }
.facts dt { font-weight: 600; color: var(--green-800); }
.facts dd { margin: 0; }
.overview-side { display: grid; gap: 20px; }
.media-card { margin: 0; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow); background: #fff; position: relative; }
.media-card a { display: block; position: relative; }
.zoom-hint { position: absolute; right: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 6px; background: rgba(11, 59, 42, .82); color: #fff; font-size: .8rem; padding: 6px 12px; border-radius: 999px; pointer-events: none; }
.highlights { display: grid; gap: 14px; }
.highlights li { display: flex; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 14px; }
.highlights .ic { width: 1.8rem; height: 1.8rem; color: var(--gold-600); }
.highlights strong { display: block; color: var(--green-900); margin-bottom: 2px; }
.highlights span { font-size: .9rem; color: var(--muted); }

/* ---------- location ---------- */
.location-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: start; margin-bottom: 36px; }
.location-side h3 { font-size: 1.05rem; margin: 18px 0 10px; }
.location-side h3:first-child { margin-top: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font-size: .85rem; }
.ticks { display: grid; gap: 8px; }
.ticks li { position: relative; padding-left: 26px; font-size: .95rem; }
.ticks .ic { position: absolute; left: 0; top: .22em; color: var(--green-500); }
.ticks.cols-2 { grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 24px; box-shadow: var(--shadow); }
.card .ic-lg { color: var(--gold-600); margin-bottom: 10px; }
.card h3 { font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); font-size: .93rem; }

/* ---------- towers ---------- */
.towers { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.tower { position: relative; background: var(--green-050); border: 1px solid var(--line); border-radius: var(--r); padding: 26px 20px 20px; }
.tower.is-phase1 { background: #fff; border-color: var(--gold-500); box-shadow: var(--shadow); }
.tower-tag { position: absolute; top: -11px; left: 16px; background: var(--gold-500); color: var(--green-900); font-size: .72rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; letter-spacing: .04em; }
.tower h3 { font-size: 1.35rem; display: flex; align-items: baseline; gap: 8px; }
.tower h3 small { font-family: 'Be Vietnam Pro', sans-serif; font-size: .8rem; color: var(--muted); font-weight: 500; }
.tower p { margin: 0; font-size: .9rem; color: var(--muted); }

/* ---------- units ---------- */
.filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.chip { border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 8px 16px; border-radius: 999px; font-size: .9rem; font-weight: 500; transition: all .2s; }
.chip:hover { border-color: var(--green-500); color: var(--green-800); }
.chip.is-active { background: var(--green-800); border-color: var(--green-800); color: #fff; }
.units { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 18px; }
.unit { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); overflow: hidden; box-shadow: var(--shadow); transition: transform .25s var(--ease); }
.unit:hover { transform: translateY(-4px); }
.unit.is-hidden { display: none; }
.unit a { display: block; aspect-ratio: 2 / 3; background: #f3f5f3; }
.unit img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.unit figcaption { padding: 10px 12px; font-size: .86rem; line-height: 1.4; }
.unit figcaption b { color: var(--green-900); font-size: .95rem; }
.unit figcaption span { display: block; color: var(--muted); font-size: .8rem; }

/* ---------- carousel (units / show flats / amenities) ---------- */
.carousel { --per: 3; --gap: 14px; position: relative; }
.carousel-units { --per: 5; --gap: 16px; }
.carousel-amen { --per: 4; margin-top: 20px; }
.carousel .carousel-track {
    display: flex; gap: var(--gap); overflow-x: auto; scroll-snap-type: x mandatory;
    scrollbar-width: none; -webkit-overflow-scrolling: touch; padding: 6px 2px 8px; margin: -6px -2px -8px;
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel .carousel-track > * { flex: 0 0 calc((100% - (var(--per) - 1) * var(--gap)) / var(--per)); min-width: 0; scroll-snap-align: start; }
.carousel .carousel-track.gallery-amen { margin-top: -6px; }
.car-btn {
    position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; width: 44px; height: 44px; border-radius: 50%;
    border: 1px solid var(--line); background: #fff; color: var(--green-900); box-shadow: var(--shadow-lg);
    display: grid; place-items: center; transition: background .2s, opacity .2s;
}
.car-btn .ic { width: 1.3rem; height: 1.3rem; }
.car-btn:hover { background: var(--gold-500); }
.car-btn:disabled { opacity: .3; cursor: default; background: #fff; }
.car-prev { left: -22px; } .car-prev .ic { transform: rotate(180deg); }
.car-next { right: -22px; }
.carousel-units .car-btn { top: 40%; }
.car-dots { display: flex; justify-content: center; gap: 6px; margin-top: 14px; }
.car-dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 4px; background: var(--line); transition: all .25s; }
.car-dots button.is-active { width: 24px; background: var(--green-700); }
.car-dots.is-counter { font-size: .82rem; color: var(--muted); font-weight: 600; }
.carousel.is-single .car-btn, .carousel.is-single .car-dots { display: none; }

/* ---------- tabs & galleries ---------- */
.tab-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.tab { border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 9px 16px; border-radius: 999px; font-size: .9rem; font-weight: 500; }
.tab.is-active { background: var(--green-800); color: #fff; border-color: var(--green-800); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fade .35s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery a { position: relative; display: block; border-radius: var(--r-sm); overflow: hidden; aspect-ratio: 4 / 3; background: #eef2ef; box-shadow: var(--shadow); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery a:hover img { transform: scale(1.04); }
.gallery .badge { position: absolute; top: 10px; left: 10px; background: var(--gold-500); color: var(--green-900); font-size: .72rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.gallery .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 12px 10px; background: linear-gradient(transparent, rgba(11, 59, 42, .8)); color: #fff; font-size: .85rem; font-weight: 500; }
.gallery-amen { grid-template-columns: repeat(4, 1fr); margin-top: 20px; }
.gallery-amen a { aspect-ratio: 16 / 10; }
.master-plan { max-width: 1000px; margin: 0 auto; }
.mini-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 24px; }
.mini-facts li { display: flex; gap: 10px; font-size: .88rem; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 12px 14px; }
.mini-facts .ic { color: var(--green-500); width: 1.4rem; height: 1.4rem; }
.handover { margin-top: 32px; background: var(--green-050); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; }
.handover h3 { margin-bottom: 14px; }
.handover .btn { margin-top: 18px; }

/* ---------- payment ---------- */
.pay-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pay { position: relative; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--r); padding: 28px 22px 22px; display: flex; flex-direction: column; }
.pay.is-featured { background: rgba(255, 255, 255, .12); border-color: var(--gold-500); }
.pay-tag { position: absolute; top: -12px; left: 18px; background: var(--gold-500); color: var(--green-900); font-size: .72rem; font-weight: 700; padding: 4px 11px; border-radius: 999px; letter-spacing: .04em; text-transform: uppercase; }
.pay h3 { font-size: 1.15rem; }
.pay p { font-size: .9rem; color: rgba(255, 255, 255, .8); }
.pay table { width: 100%; border-collapse: collapse; font-size: .88rem; margin: 6px 0 16px; }
.pay td { padding: 7px 0; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.pay td:last-child { text-align: right; font-weight: 700; color: var(--gold-500); white-space: nowrap; }
.link-file { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; color: var(--gold-500); font-weight: 600; font-size: .9rem; }
.link-file:hover { color: #fff; }
.price-cta { margin-top: 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .2); border-radius: var(--r); padding: 24px 28px; }
.price-cta h3 { margin-bottom: 4px; }
.price-cta p { margin: 0; color: rgba(255, 255, 255, .8); font-size: .92rem; max-width: 640px; }

/* ---------- legal ---------- */
.legal-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: start; }
.legal-list { counter-reset: n; display: grid; gap: 12px; }
.legal-list li { counter-increment: n; display: flex; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 14px 16px; box-shadow: var(--shadow); }
.legal-list li::before { content: counter(n, decimal-leading-zero); font-family: 'Playfair Display', serif; font-size: 1.3rem; color: var(--gold-600); font-weight: 700; flex: 0 0 34px; }
.legal-list li > div { flex: 1; }
.legal-list strong { display: block; color: var(--green-900); font-size: .95rem; }
.legal-list span { font-size: .86rem; color: var(--muted); }
.legal-side { background: var(--green-050); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.legal-side h3 { margin-bottom: 14px; }
.legal-side .ticks li { font-size: .9rem; }
.legal-bank { display: flex; gap: 12px; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.legal-bank .ic-lg { color: var(--green-500); }
.legal-bank strong { display: block; color: var(--green-900); }
.legal-bank span { font-size: .84rem; color: var(--muted); }

/* ---------- timeline ---------- */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
.timeline li { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 18px 16px 16px 20px; box-shadow: var(--shadow); }
.timeline li::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; border-radius: 5px 0 0 5px; background: var(--line); }
.timeline li.done::before { background: var(--green-500); }
.timeline li.now::before { background: var(--gold-500); }
.timeline li.now { border-color: var(--gold-500); }
.timeline time { display: block; font-size: .8rem; font-weight: 700; color: var(--gold-600); letter-spacing: .04em; }
.timeline strong { display: block; color: var(--green-900); margin: 4px 0 2px; font-size: .95rem; }
.timeline span { font-size: .84rem; color: var(--muted); }

/* ---------- faq ---------- */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); margin-bottom: 10px; box-shadow: var(--shadow); }
.faq summary { cursor: pointer; padding: 16px 48px 16px 18px; font-weight: 600; color: var(--green-900); list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); width: 26px; height: 26px; border-radius: 50%; background: var(--green-050); color: var(--green-700); display: grid; place-items: center; font-weight: 700; }
.faq details[open] summary::after { content: "–"; background: var(--gold-500); color: var(--green-900); }
.faq details p { margin: 0; padding: 0 18px 18px; color: var(--muted); font-size: .95rem; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: start; }
.contact-info h2 { margin-bottom: 12px; }
.contact-info > p { color: var(--muted); }
.contact-list { display: grid; gap: 10px; margin: 22px 0; }
.contact-list a, .contact-list .static { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 12px 14px; color: var(--ink); }
.contact-list a:hover { border-color: var(--green-500); }
.contact-list .ic { width: 1.7rem; height: 1.7rem; color: var(--gold-600); }
.contact-list .ic-zalo { width: 2rem; height: 2rem; background: var(--zalo); border-radius: 8px; padding: 3px; }
.contact-list small { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.contact-list strong { color: var(--green-900); }
.lead-form { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 28px; box-shadow: var(--shadow-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lead-form label { display: block; font-size: .86rem; font-weight: 600; color: var(--green-900); margin-bottom: 14px; }
.lead-form label span { color: #C0392B; }
.lead-form input:not([type=checkbox]), .lead-form select, .lead-form textarea {
    display: block; width: 100%; margin-top: 6px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 10px;
    font: inherit; font-size: .95rem; color: var(--ink); background: #fff; transition: border-color .2s, box-shadow .2s;
}
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { outline: none; border-color: var(--green-500); box-shadow: 0 0 0 3px rgba(30, 122, 82, .15); }
.lead-form textarea { resize: vertical; }
.form-status { min-height: 1.4em; margin: 12px 0 0; font-size: .9rem; font-weight: 600; }
.form-status.ok { color: var(--green-500); }
.form-status.err { color: #C0392B; }
.form-note { font-size: .8rem; color: var(--muted); margin: 8px 0 0; }

/* ---------- cross project card ---------- */
.cross-card { display: grid; grid-template-columns: 380px 1fr; gap: 28px; align-items: center; background: var(--green-900); color: #fff; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow-lg); transition: transform .25s var(--ease); }
.cross-card:hover { transform: translateY(-3px); color: #fff; }
.cross-card img { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: center 30%; }
.cross-card-copy { padding: 24px 28px 24px 0; }
.cross-card-copy strong { display: block; font-family: 'Playfair Display', serif; font-size: 1.4rem; margin-bottom: 8px; }
.cross-card-copy p { color: rgba(255, 255, 255, .82); font-size: .93rem; margin-bottom: 12px; }
.cross-card-cta { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--gold-500); }
@media (max-width: 960px) {
    .cross-card { grid-template-columns: 1fr; }
    .cross-card-copy { padding: 4px 22px 24px; }
}

/* ---------- hero sub-title inside h1 ---------- */
.hero-h1-sub { display: block; font-family: 'Be Vietnam Pro', sans-serif; font-weight: 500; font-size: clamp(.95rem, 1.5vw, 1.15rem); letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .85); margin-top: 6px; }
.note-tight { margin: 12px 0 0; }

/* ---------- map embed (click to load) ---------- */
.map-embed { margin: 0 0 36px; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); background: var(--green-050); box-shadow: var(--shadow); }
.map-load { width: 100%; display: flex; align-items: center; gap: 16px; padding: 22px 24px; border: 0; background: transparent; text-align: left; color: var(--green-900); }
.map-load .ic-lg { color: var(--gold-600); }
.map-load strong { display: block; font-size: 1.05rem; }
.map-load small { color: var(--muted); font-size: .88rem; }
.map-load:hover { background: var(--green-100); }
.map-embed iframe { display: block; width: 100%; height: 420px; border: 0; }

/* ---------- developer & partners ---------- */
.dev-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 20px; }
.dev-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px 24px; box-shadow: var(--shadow); }
.dev-card.is-featured { border-color: var(--gold-500); background: linear-gradient(180deg, #fff 0%, var(--gold-100) 160%); }
.dev-role { display: inline-block; font-size: .74rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-600); margin-bottom: 6px; }
.dev-card h3 { font-size: 1.3rem; margin-bottom: 14px; }
.dev-card .ticks li { font-size: .92rem; }
.dev-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-weight: 700; color: var(--green-700); }
.partners { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 20px; }
.partners li { background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 12px 14px; text-align: center; }
.partners strong { display: block; color: var(--green-900); font-size: .95rem; }
.partners span { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }

/* ---------- press mentions ---------- */
.press { margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line); }
.press h3 { font-size: 1.15rem; margin-bottom: 14px; }
.press-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.press-list a { display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 12px 14px; color: var(--ink); font-size: .9rem; line-height: 1.45; transition: border-color .2s; }
.press-list a:hover { border-color: var(--green-500); }
.press-list strong { color: var(--green-900); margin-right: 8px; }
.press-list span { color: var(--muted); font-size: .78rem; display: inline-block; margin-bottom: 4px; }
.press-list strong + span::before { content: "· "; }
.press-list a strong, .press-list a span { display: inline; }
@media (max-width: 960px) {
    .dev-grid { grid-template-columns: 1fr; }
    .partners { grid-template-columns: repeat(3, 1fr); }
    .press-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .partners { grid-template-columns: repeat(2, 1fr); }
    .press-list { grid-template-columns: 1fr; }
    .map-embed iframe { height: 320px; }
}

/* ---------- news: cards ---------- */
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; max-width: none; }
.section-head-row > div { max-width: 780px; }
.section-head-row .btn { flex: 0 0 auto; margin-bottom: 6px; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.news-item.is-hidden { display: none; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; height: 100%; transition: transform .25s var(--ease); }
.news-card:hover { transform: translateY(-4px); }
.news-card-img { display: block; aspect-ratio: 16 / 10; background: var(--green-050); overflow: hidden; }
.news-card-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.news-card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.news-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: .8rem; color: var(--muted); margin: 0; }
.news-tag { background: var(--gold-100); color: var(--gold-600); font-weight: 700; padding: 2px 10px; border-radius: 999px; font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; }
.news-updated { color: var(--muted); }
.news-card h2, .news-card h3 { font-size: 1.08rem; line-height: 1.35; margin: 0; }
.news-card h2 a, .news-card h3 a { color: var(--green-900); }
.news-card h2 a:hover, .news-card h3 a:hover { color: var(--green-500); }
.news-excerpt { font-size: .9rem; color: var(--muted); margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { margin-top: auto; padding-top: 6px; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: .9rem; color: var(--green-700); }
.timeline-link { display: inline-block; margin-top: 8px; font-size: .82rem; font-weight: 700; color: var(--green-700); }
.timeline-link::after { content: " →"; }

/* ---------- news: listing + article pages ---------- */
body.subpage .header { position: sticky; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin: 26px 0 10px; }
.breadcrumb a { color: var(--green-700); }
.news-list .section-head h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
.news-list .filter { margin-bottom: 24px; }
.article { padding: 0 0 72px; }
.article h1 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); margin: 10px 0 12px; }
.article-lead { font-size: 1.08rem; color: var(--muted); margin-bottom: 22px; }
.article-hero { margin: 0 0 28px; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow); background: var(--green-050); }
.article-hero img { width: 100%; max-height: 520px; object-fit: cover; object-position: top; }
.article-hero figcaption { font-size: .82rem; color: var(--muted); padding: 10px 14px; background: #fff; border-top: 1px solid var(--line); }
.article-body { font-size: 1.02rem; line-height: 1.75; }
.article-body h2 { font-size: 1.35rem; margin: 30px 0 10px; }
.article-body p { margin: 0 0 14px; }
.article-body ul, .article-body ol { padding-left: 22px; margin: 0 0 16px; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 6px; }
.article-body strong { color: var(--green-900); }
.article-body em { color: var(--green-800); }
.article-body a { text-decoration: underline; text-underline-offset: 2px; }
.summary { background: var(--green-050); border: 1px solid var(--line); border-left: 5px solid var(--gold-500); border-radius: var(--r-sm); padding: 16px 20px; margin: 0 0 24px; }
.summary h2 { font-size: .85rem; text-transform: uppercase; letter-spacing: .12em; color: var(--gold-600); margin: 0 0 8px; font-family: 'Be Vietnam Pro', sans-serif; }
.summary ul { margin: 0; padding-left: 20px; }
.summary li { font-size: .97rem; }
.table-wrap { overflow-x: auto; margin: 0 0 18px; }
.article-body table { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 480px; }
.article-body th, .article-body td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.article-body th { background: var(--green-050); color: var(--green-900); font-weight: 600; }
.article-gallery { margin-top: 12px; }
.article-box { background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); padding: 18px 20px; margin: 22px 0; box-shadow: var(--shadow); }
.article-box h2 { font-size: 1rem; margin: 0 0 10px; }
.doc-list li { margin-bottom: 8px; }
.doc-list a { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; }
.article-sources ol { padding-left: 20px; list-style: decimal; font-size: .9rem; }
.article-sources li { margin-bottom: 4px; }
.article-sources a { color: var(--green-700); }
.article-cta { display: flex; align-items: center; justify-content: space-between; gap: 18px; background: var(--green-900); color: #fff; border-radius: var(--r); padding: 20px 24px; margin: 26px 0 8px; }
.article-cta strong { display: block; font-size: 1.05rem; }
.article-cta span { font-size: .9rem; color: rgba(255, 255, 255, .8); }
.article-cta-btns { display: flex; gap: 10px; flex: 0 0 auto; }
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0 0; padding-top: 22px; border-top: 1px solid var(--line); }
.article-nav-link { display: flex; flex-direction: column; gap: 2px; color: var(--green-900); }
.article-nav-link small { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.article-nav-link span { font-weight: 600; font-size: .95rem; }
.article-nav-link.is-next { text-align: right; align-items: flex-end; }
.related-title { font-size: 1.4rem; margin: 48px 0 18px; }
@media (max-width: 960px) {
    .section-head-row { flex-direction: column; align-items: flex-start; }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .article-cta { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
    .news-grid { grid-template-columns: 1fr; }
    .article-nav { grid-template-columns: 1fr; }
    .article-nav-link.is-next { text-align: left; align-items: flex-start; }
}

/* ---------- footer ---------- */
.footer { background: var(--green-900); color: rgba(255, 255, 255, .8); padding: 56px 0 100px; font-size: .9rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer-logo { width: 160px; background: #fff; padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; }
.footer h4 { color: var(--gold-500); margin: 0 0 12px; }
.footer h4 + ul + h4 { margin-top: 20px; }
.footer ul li { margin-bottom: 7px; }
.footer a { color: rgba(255, 255, 255, .85); }
.footer a:hover { color: var(--gold-500); }
.footer-bottom { margin-top: 36px; padding-top: 20px; padding-right: 170px; border-top: 1px solid rgba(255, 255, 255, .15); font-size: .8rem; color: rgba(255, 255, 255, .6); }
.footer-bottom p { margin: 0 0 6px; }

/* ---------- floating cta ---------- */
.float-cta { position: fixed; right: 18px; bottom: 24px; display: flex; flex-direction: column; gap: 10px; z-index: 850; }
.float-btn { display: flex; align-items: center; gap: 8px; height: 48px; padding: 0 16px 0 12px; border-radius: 999px; background: var(--green-700); color: #fff; font-weight: 600; font-size: .9rem; box-shadow: 0 10px 24px rgba(0, 0, 0, .22); transition: transform .2s; }
.float-btn:hover { transform: translateX(-4px); color: #fff; }
.float-btn .ic { width: 1.4rem; height: 1.4rem; }
.float-btn.is-zalo { background: var(--zalo); }
.float-btn.is-gold { background: var(--gold-500); color: var(--green-900); }
.mobile-bar { display: none; }

/* ---------- lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 1500; display: none; }
.lightbox.is-open { display: block; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(5, 20, 14, .92); }
.lightbox-dialog { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; padding: 56px 64px 48px; }
.lightbox figure { margin: 0; max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.lightbox img { max-width: 100%; max-height: calc(100vh - 140px); width: auto; height: auto; object-fit: contain; border-radius: 6px; box-shadow: 0 30px 80px rgba(0, 0, 0, .5); }
.lightbox figcaption { color: #fff; font-size: .92rem; text-align: center; max-width: 900px; }
.lb-btn { position: absolute; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .1); color: #fff; display: grid; place-items: center; }
.lb-btn .ic { width: 1.4rem; height: 1.4rem; }
.lb-btn:hover { background: var(--gold-500); color: var(--green-900); }
.lb-close { top: 14px; right: 14px; }
.lb-prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 12px; top: 50%; transform: translateY(-50%); }
.lb-counter { position: absolute; top: 24px; left: 20px; color: rgba(255, 255, 255, .7); font-size: .85rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1140px) {
    :root { --header-h: 66px; }
    .brand img { width: 120px; }
    .nav-toggle { display: inline-flex; }
    .header-actions .btn-gold { display: none; }
    .nav {
        position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0; background: #fff; padding: 12px 20px 30px;
        overflow-y: auto; transform: translateX(100%); transition: transform .3s var(--ease); z-index: 890; margin: 0;
    }
    .nav.is-open { transform: none; }
    .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
    .nav-list > li > a, .nav-sub-toggle { width: 100%; padding: 14px 6px; font-size: 1.05rem; border-bottom: 1px solid var(--line); border-radius: 0; justify-content: space-between; }
    .nav-sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 8px 12px; display: none; }
    .nav-has-sub.is-open .nav-sub { display: block; }
    .nav-mobile-foot { display: flex; gap: 10px; margin-top: 20px; }
    .nav-mobile-foot .btn { flex: 1; }
    .towers { grid-template-columns: repeat(3, 1fr); }
    .gallery-amen { grid-template-columns: repeat(3, 1fr); }
    .carousel { --per: 2; }
    .carousel-units { --per: 3; }
    .carousel-amen { --per: 3; }
    .car-prev { left: 6px; } .car-next { right: 6px; }
    .car-btn { width: 40px; height: 40px; background: rgba(255, 255, 255, .92); }
    .timeline { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
    .hero { min-height: 80vh; }
    .hero-inner { padding-top: 110px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .section { padding: 56px 0; }
    .overview-grid, .location-grid, .legal-grid, .contact-grid { grid-template-columns: 1fr; }
    .facts > div { grid-template-columns: 150px 1fr; }
    .cards-3, .mini-facts, .pay-grid { grid-template-columns: 1fr; }
    .price-cta { flex-direction: column; align-items: flex-start; }
    .gallery { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .float-cta { display: none; }
    .footer-bottom { padding-right: 0; }
    .mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 850; display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: 8px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: rgba(255, 255, 255, .96); backdrop-filter: blur(12px); border-top: 1px solid var(--line); }
    .mobile-bar .btn { padding: 12px 8px; font-size: .9rem; }
    .lightbox-dialog { padding: 56px 12px 40px; }
    .lb-prev { left: 6px; } .lb-next { right: 6px; }
}
@media (max-width: 600px) {
    .hero-stats li { padding: 10px 12px; }
    .hero-stats strong { font-size: 1.2rem; }
    .facts > div { grid-template-columns: 1fr; gap: 2px; }
    .towers { grid-template-columns: 1fr 1fr; }
    .units { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .gallery-amen { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .carousel { --per: 1; --gap: 10px; }
    .carousel-units { --per: 2; --gap: 12px; }
    .carousel-amen { --per: 1; }
    .ticks.cols-2 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .lead-form { padding: 20px; }
    .footer-grid { grid-template-columns: 1fr; }
    .timeline { grid-template-columns: 1fr; }
    .legal-list li { flex-wrap: wrap; }
    .legal-list li > div { flex-basis: calc(100% - 48px); }
    .legal-list li .btn { margin-left: 48px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .btn, .unit, .gallery img { transition: none; }
}