:root {
    --red: #C21807;
    --main: #B45309;
    --main-dark: #78350F;
    --main-soft: #FFFBEB;
    --gold: #F59E0B;
    --gold-light: #FCD34D;
    --ink: #0F172A;
    --ink-2: #1E293B;
    --ink-3: #334155;
    --muted: #526073;
    --line: #E2E8F0;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 18px; }
body {
    margin: 0; font-family: 'Roboto', sans-serif; color: var(--ink-2); background-color: #fff;
    background-image: radial-gradient(#f3e6cf 1.4px, transparent 1.4px); background-size: 24px 24px;
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; overflow-x: hidden;
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #F1F5F9; }
::-webkit-scrollbar-thumb { background: var(--main); border-radius: 4px; }
::selection { background: var(--main); color: #fff; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; }

/* ── HEADER ── */
.longform-header { position: sticky; top: 0; z-index: 500; background: #fff; display: flex; align-items: center; justify-content: space-between; padding: 0 20px; height: 52px; border-bottom: 1px solid #e8eaed; box-shadow: 0 2px 8px rgba(0,0,0,0.07); }
.longform-header::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, #8C1104 0%, #C21807 50%, #F59E0B 100%); }
.longform-header h2 { margin: 0; padding: 0; font-size: inherit; font-weight: inherit; line-height: 1; }
.longform-header .logo { width: 180px; height: 24px; background: url(https://cdn.baohatinh.vn/assets/web/styles/img/logo.svg) 0 0 no-repeat; display: block; text-indent: -999em; }
.longform-header .headline { font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #1a1a1a; text-decoration: none; transition: color .2s; }
.longform-header .headline:hover { color: var(--red); }
.lf-share-btn { display: inline-flex; align-items: center; gap: 5px; padding: 5px 14px; background: #1877f2; color: #fff; font-size: 12px; font-weight: 600; border-radius: 4px; text-decoration: none; transition: background .2s; line-height: 1.4; }
.lf-share-btn:hover { background: #1565d8; }
.lf-share-btn i { font-size: 11px; }
.read-progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: linear-gradient(90deg, var(--red), var(--gold)); }

/* ── HERO ── */
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(ellipse at 80% 20%, rgba(252,211,77,.35) 0%, transparent 45%), radial-gradient(ellipse at 0% 100%, rgba(194,24,7,.35) 0%, transparent 50%), linear-gradient(165deg, #3B1505 0%, #7C2D12 48%, #A16207 100%); }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 40px 40px; mask-image: linear-gradient(180deg, #000 0%, transparent 85%); -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 85%); }
.hero-stars { position: absolute; inset: 0; pointer-events: none; }
.hero-stars i { position: absolute; color: #FDE68A; opacity: .14; animation: twinkle 4s ease-in-out infinite; }
@keyframes twinkle { 0%, 100% { opacity: .08; transform: scale(.9) rotate(0); } 50% { opacity: .3; transform: scale(1.1) rotate(12deg); } }
.hero-inner { position: relative; z-index: 2; max-width: 1160px; margin: 0 auto; padding: 72px 20px 40px; display: grid; grid-template-columns: 1.3fr .85fr; gap: 48px; align-items: center; }
.hero-chip { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 6px 16px; border-radius: 999px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-light); }
.hero h1 { margin-top: 22px; font-weight: 900; line-height: 1.15; }
.hero h1 .t-small { display: block; font-size: clamp(1rem, 2.1vw, 1.4rem); font-weight: 700; color: #FEF3C7; text-transform: uppercase; letter-spacing: .05em; }
.hero h1 .t-big { display: block; margin-top: 10px; font-size: clamp(2.2rem, 6vw, 4rem); text-transform: uppercase; letter-spacing: -.01em; }
.hero h1 .t-big em { font-style: normal; background: linear-gradient(90deg, #FDE68A, #F59E0B); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero h1 .t-sub { display: block; margin-top: 10px; font-size: clamp(.95rem, 1.9vw, 1.25rem); font-weight: 700; color: #FDE68A; }
.gold-line { display: block; width: 64px; height: 3px; margin: 26px 0; background: linear-gradient(90deg, #FDE68A 0%, #F59E0B 60%, transparent 100%); border-radius: 2px; }
.hero-sapo { font-size: .92rem; line-height: 1.85; font-weight: 300; color: #FEF3C7; max-width: 640px; }
.hero-sapo strong { color: #fff; font-weight: 700; }
.hero-nav { margin-top: 34px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 660px; }
.nav-btn { display: flex; align-items: center; gap: 9px; padding: 11px 14px; border-radius: 14px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2); color: #fff; text-decoration: none; font-size: .82rem; font-weight: 600; line-height: 1.35; backdrop-filter: blur(4px); transition: all .25s ease; }
.nav-btn i { color: var(--gold-light); width: 16px; text-align: center; }
.nav-btn:hover { background: #fff; color: var(--main-dark); }
.nav-btn:hover i { color: var(--main); }
.hero-card { position: relative; padding: 30px 26px 24px; border-radius: 28px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16); backdrop-filter: blur(8px); box-shadow: 0 30px 60px -20px rgba(0,0,0,.45); text-align: center; }
.hero-card .k { font-size: .73rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-light); }
.hero-card .big { margin-top: 8px; font-size: 5.4rem; font-weight: 900; line-height: 1; font-variant-numeric: tabular-nums; background: linear-gradient(180deg, #fff 30%, #FDE68A); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-card .lb { margin-top: 6px; font-size: .89rem; color: #FEF3C7; line-height: 1.5; }
.hero-card .lb b { color: #fff; }
.tiers { margin-top: 20px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.tier { padding: 12px 6px; border-radius: 14px; background: rgba(0,0,0,.18); border: 1px solid rgba(255,255,255,.12); }
.tier .st { color: var(--gold-light); font-size: .68rem; letter-spacing: 1px; }
.tier b { display: block; margin-top: 6px; font-size: 1.5rem; font-weight: 900; line-height: 1; }
.tier span { display: block; margin-top: 4px; font-size: .64rem; color: #FEF3C7; }
.hero-stats { position: relative; z-index: 2; max-width: 1160px; margin: 0 auto; padding: 10px 20px 60px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.hstat { padding: 18px 20px; border-radius: 18px; background: rgba(0,0,0,.2); border: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(4px); }
.hstat .v { font-size: 1.8rem; font-weight: 900; line-height: 1; color: #fff; font-variant-numeric: tabular-nums; }
.hstat .v small { font-size: .78rem; font-weight: 700; color: var(--gold-light); margin-left: 2px; }
.hstat .k { margin-top: 8px; font-size: .75rem; line-height: 1.45; color: #FEF3C7; }

/* ── LAYOUT ── */
main { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
section.blk { padding: 76px 0; scroll-margin-top: 60px; }
.section-sep { height: 1px; background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent); }
.sec-head { display: flex; align-items: center; gap: 16px; margin-bottom: 30px; }
.section-badge { width: 3rem; height: 3rem; flex-shrink: 0; border-radius: .875rem; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 900; font-size: 1.05rem; background: linear-gradient(135deg, #D97706 0%, #7C2D12 100%); box-shadow: 0 4px 14px rgba(180,83,9,.38), inset 0 1px 0 rgba(255,255,255,.18); position: relative; overflow: hidden; }
.section-badge::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 50%; background: rgba(255,255,255,.08); }
.section-kicker { display: block; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--red); margin-bottom: 3px; }
.sec-title { font-size: clamp(1.1rem, 2.4vw, 1.45rem); font-weight: 900; text-transform: uppercase; color: var(--ink); line-height: 1.4; letter-spacing: .01em; }
.lead { font-size: .9rem; line-height: 1.85; color: var(--ink-3); max-width: 880px; margin-bottom: 30px; }
.lead strong { color: var(--ink); }
.card { background: #fff; border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 10px 30px -5px rgba(180,83,9,.08), 0 4px 12px -2px rgba(180,83,9,.03); }
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } .hero-stars i { animation: none; } }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── 01: MỤC TIÊU ── */
.goal { display: grid; grid-template-columns: 1fr 1fr; gap: 0; overflow: hidden; }
.pyr-wrap { padding: 30px 26px; background: linear-gradient(180deg, #FFFBEB, #fff); border-right: 1px solid var(--line); }
.pyr-wrap .k { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--main); }
.pyr-wrap h3 { margin-top: 4px; font-size: 1rem; font-weight: 900; color: var(--ink); }
.pyr { margin-top: 20px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.lvl { position: relative; border: 0; cursor: pointer; color: #fff; display: flex; align-items: center; justify-content: center; gap: 12px; clip-path: polygon(var(--i) 0, calc(100% - var(--i)) 0, 100% 100%, 0 100%); transition: transform .3s, filter .3s; padding: 0 20px; font-family: inherit; }
.lvl:hover { filter: brightness(1.08); }
.lvl.is-active { transform: scale(1.03); filter: drop-shadow(0 10px 18px rgba(124,45,18,.35)); }
.lvl .stars { font-size: .73rem; color: #FEF3C7; letter-spacing: 2px; }
.lvl b { font-size: 1.6rem; font-weight: 900; line-height: 1; }
.lvl span { font-size: .73rem; font-weight: 700; color: #FEF3C7; text-align: left; line-height: 1.3; }
.lvl.l5 { width: 46%; height: 74px; --i: 18%; background: linear-gradient(135deg, #DC2626, #991B1B); clip-path: polygon(50% 0, 100% 100%, 0 100%); padding-top: 22px; flex-direction: column; gap: 2px; }
.lvl.l5 b { font-size: 1.3rem; }
.lvl.l4 { width: 72%; height: 70px; --i: 13%; background: linear-gradient(135deg, #F59E0B, #B45309); }
.lvl.l3 { width: 100%; height: 82px; --i: 11%; background: linear-gradient(135deg, #92400E, #78350F); }
.pyr-note { margin-top: 16px; font-size: .75rem; line-height: 1.6; color: var(--muted); text-align: center; }
.pyr-detail { padding: 30px 28px; display: flex; flex-direction: column; justify-content: center; }
.pyr-detail .fade { animation: fadeIn .4s ease; }
.pyr-detail .k { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.pyr-detail h4 { margin-top: 6px; font-size: 1.15rem; font-weight: 900; color: var(--ink); line-height: 1.35; }
.pyr-detail p { margin-top: 12px; font-size: .89rem; line-height: 1.8; color: var(--ink-3); }
.pyr-detail ul { margin: 14px 0 0; padding: 0; list-style: none; }
.pyr-detail li { display: flex; gap: 10px; font-size: .82rem; line-height: 1.65; color: var(--ink-3); padding: 8px 0; border-top: 1px dashed var(--line); }
.pyr-detail li i { color: var(--gold); margin-top: 4px; font-size: .73rem; }

.targets { margin-top: 22px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tg { display: flex; gap: 16px; align-items: center; padding: 20px; border-radius: 20px; background: #fff; border: 1px solid var(--line); }
.tg .ring { position: relative; width: 84px; height: 84px; flex-shrink: 0; }
.tg .ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.tg .ring circle.bar { transition: stroke-dashoffset 1.4s cubic-bezier(.16,1,.3,1); }
.tg .ring b { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 1.05rem; font-weight: 900; color: var(--c); font-variant-numeric: tabular-nums; }
.tg .ring b small { font-size: .73rem; }
.tg h4 { font-size: .87rem; font-weight: 800; color: var(--ink); line-height: 1.45; }
.tg p { margin-top: 4px; font-size: .73rem; line-height: 1.55; color: var(--muted); }
.villages { margin-top: 22px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap; padding: 20px 24px; border-radius: 20px; background: linear-gradient(135deg, #7C2D12, #B45309); color: #fff; }
.villages .ic { width: 48px; height: 48px; border-radius: 14px; background: rgba(255,255,255,.14); display: flex; align-items: center; justify-content: center; color: var(--gold-light); font-size: 1.2rem; flex-shrink: 0; }
.villages .tx { flex: 1; min-width: 220px; font-size: .84rem; line-height: 1.65; color: #FEF3C7; }
.villages .tx b { color: #fff; }
.villages .chips { display: flex; gap: 8px; flex-wrap: wrap; }
.villages .chips span { padding: 7px 12px; border-radius: 999px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); font-size: .75rem; font-weight: 700; }

/* ── 02: 6 NHÓM ── */
.groups6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.g6 { padding: 20px 14px 18px; border-radius: 20px; background: #fff; border: 1px solid var(--line); text-align: center; transition: transform .35s cubic-bezier(.16,1,.3,1), box-shadow .35s; }
.g6:hover { transform: translateY(-5px); box-shadow: 0 18px 30px -14px var(--c); }
.g6 .ico { width: 56px; height: 56px; margin: 0 auto; border-radius: 18px; background: var(--cs); color: var(--c); display: flex; align-items: center; justify-content: center; font-size: 1.35rem; }
.g6 .n { margin-top: 12px; font-size: .64rem; font-weight: 900; letter-spacing: .1em; color: var(--c); }
.g6 h3 { margin-top: 4px; font-size: .84rem; font-weight: 800; color: var(--ink); line-height: 1.45; }
.named { margin-top: 26px; padding: 26px; }
.named-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.named-head .k { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.named-head h3 { margin-top: 4px; font-size: 1rem; font-weight: 900; color: var(--ink); }
.named-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.ntab { border: 1px solid var(--line); background: #fff; color: var(--ink-3); font-size: .73rem; font-weight: 700; padding: 7px 12px; border-radius: 999px; cursor: pointer; transition: all .2s; }
.ntab.is-active { background: var(--main); border-color: var(--main); color: #fff; }
.prods { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.prod { padding: 16px; border-radius: 16px; background: #FFFBEB; border: 1px solid #FDE68A; transition: opacity .3s, transform .3s; }
.prod.is-dim { opacity: .18; transform: scale(.97); }
.prod .pi { width: 38px; height: 38px; border-radius: 12px; background: #fff; color: var(--main); display: flex; align-items: center; justify-content: center; font-size: .95rem; box-shadow: 0 4px 10px -4px rgba(180,83,9,.4); }
.prod b { display: block; margin-top: 10px; font-size: .76rem; font-weight: 900; color: var(--ink); }
.prod .tags { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 4px; }
.prod .tags span { font-size: .61rem; font-weight: 800; padding: 3px 7px; border-radius: 6px; background: #fff; color: var(--main-dark); border: 1px solid #FDE68A; }

/* ── 03: HÀNH TRÌNH ── */
.journey { padding: 28px; }
.steps { position: relative; display: grid; grid-template-columns: repeat(8, 1fr); gap: 8px; }
.steps::before { content: ''; position: absolute; left: 6%; right: 6%; top: 29px; height: 3px; background: #F1F5F9; border-radius: 2px; }
.steps .fill { position: absolute; left: 6%; top: 29px; height: 3px; background: linear-gradient(90deg, var(--red), var(--gold)); border-radius: 2px; transition: width .5s cubic-bezier(.16,1,.3,1); width: 0; }
.step { position: relative; z-index: 1; border: 0; background: none; cursor: pointer; padding: 0; display: flex; flex-direction: column; align-items: center; gap: 10px; color: inherit; }
.step .dot { width: 60px; height: 60px; border-radius: 50%; background: #fff; border: 3px solid var(--line); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: var(--muted); transition: all .3s; }
.step.done .dot { border-color: var(--gold); color: var(--main); }
.step.is-active .dot { background: linear-gradient(135deg, var(--red), var(--main)); border-color: transparent; color: #fff; transform: scale(1.12); box-shadow: 0 10px 22px -8px rgba(194,24,7,.6); }
.step span { font-size: .73rem; font-weight: 800; color: var(--muted); text-align: center; line-height: 1.35; }
.step.is-active span { color: var(--red); }
.jdetail { margin-top: 26px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; padding-top: 24px; border-top: 1px solid var(--line); }
.jdetail .fade { animation: fadeIn .4s ease; }
.jd-left .no { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.jd-left h3 { margin-top: 6px; font-size: 1.2rem; font-weight: 900; color: var(--ink); line-height: 1.35; }
.jd-left p { margin-top: 12px; font-size: .89rem; line-height: 1.8; color: var(--ink-3); }
.jd-left .kpi { margin-top: 16px; display: inline-flex; gap: 12px; align-items: center; padding: 12px 16px; border-radius: 14px; background: #FEF2F2; border: 1px solid #FECACA; }
.jd-left .kpi b { font-size: 1.5rem; font-weight: 900; color: var(--red); line-height: 1; white-space: nowrap; }
.jd-left .kpi span { font-size: .73rem; line-height: 1.5; color: var(--ink-3); }
.jd-right ul { margin: 0; padding: 0; list-style: none; }
.jd-right li { display: flex; gap: 12px; padding: 10px 0; border-top: 1px dashed var(--line); font-size: .82rem; line-height: 1.7; color: var(--ink-3); }
.jd-right li:first-child { border-top: 0; padding-top: 0; }
.jd-right li i { color: var(--main); margin-top: 5px; font-size: .75rem; }
.jd-right .who { margin-top: 12px; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.jd-right .who .lb { font-size: .66rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-right: 4px; }
.jd-right .who span:not(.lb) { font-size: .68rem; font-weight: 700; padding: 4px 9px; border-radius: 7px; background: #F1F5F9; color: var(--ink-3); }
.jctrl { margin-top: 20px; display: flex; justify-content: space-between; gap: 10px; }
.btn-sm { display: inline-flex; align-items: center; gap: 6px; padding: 9px 15px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--ink-3); font-size: .75rem; font-weight: 700; cursor: pointer; transition: all .2s; }
.btn-sm:hover { border-color: #FDE68A; color: var(--main); }
.btn-sm.primary { background: var(--main); border-color: var(--main); color: #fff; }
.btn-sm.primary:hover { background: var(--main-dark); color: #fff; }

/* ── 04: PHÂN HẠNG ── */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.fl { position: relative; padding: 24px 22px; background: #fff; border: 1px solid var(--line); }
.fl:first-child { border-radius: 22px 0 0 22px; }
.fl:last-child { border-radius: 0 22px 22px 0; }
.fl + .fl { border-left: 0; }
.fl .lv { display: inline-flex; align-items: center; gap: 6px; font-size: .66rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; background: var(--cs); color: var(--c); }
.fl .ic { margin-top: 14px; width: 46px; height: 46px; border-radius: 14px; background: var(--c); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.05rem; }
.fl h3 { margin-top: 12px; font-size: .82rem; font-weight: 900; color: var(--ink); line-height: 1.4; }
.fl p { margin-top: 6px; font-size: .78rem; line-height: 1.7; color: var(--muted); }
.fl .ar { position: absolute; right: -14px; top: 50%; transform: translateY(-50%); z-index: 2; width: 28px; height: 28px; border-radius: 50%; background: var(--gold); color: #fff; display: flex; align-items: center; justify-content: center; font-size: .67rem; box-shadow: 0 4px 12px rgba(217,119,6,.45); }
.fl .badge90 { margin-top: 10px; display: inline-flex; align-items: baseline; gap: 6px; padding: 8px 12px; border-radius: 12px; background: #FEF2F2; border: 1px solid #FECACA; }
.fl .badge90 b { font-size: 1.2rem; font-weight: 900; color: var(--red); }
.fl .badge90 span { font-size: .68rem; color: var(--ink-3); }
.post { margin-top: 22px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; }
.post .box { padding: 22px 24px; border-radius: 20px; }
.post .dark { background: linear-gradient(135deg, #0F172A, #1E293B); color: #fff; position: relative; overflow: hidden; }
.post .dark::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px); background-size: 28px 28px; }
.post .dark > * { position: relative; }
.post .dark .k { font-size: .68rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-light); }
.post .dark h4 { margin-top: 6px; font-size: .9rem; font-weight: 900; }
.post .dark .modes { margin-top: 14px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.post .dark .modes div { padding: 12px 10px; border-radius: 12px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); text-align: center; font-size: .73rem; font-weight: 700; color: #E2E8F0; line-height: 1.4; }
.post .dark .modes i { display: block; color: var(--gold-light); font-size: .95rem; margin-bottom: 6px; }
.post .dark p { margin-top: 14px; font-size: .75rem; line-height: 1.7; color: #CBD5E1; }
.post .light { background: #FFFBEB; border: 1px solid #FDE68A; }
.post .light h4 { font-size: .82rem; font-weight: 900; color: var(--main-dark); display: flex; gap: 8px; align-items: center; }
.post .light ul { margin: 12px 0 0; padding: 0; list-style: none; }
.post .light li { display: flex; gap: 10px; padding: 8px 0; border-top: 1px dashed #FDE68A; font-size: .78rem; line-height: 1.65; color: #78350F; }
.post .light li i { margin-top: 4px; font-size: .71rem; color: var(--gold); }
.prio { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.prio .lb { font-size: .71rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; margin-right: 4px; }
.prio span:not(.lb) { font-size: .75rem; font-weight: 800; padding: 6px 12px; border-radius: 999px; background: #ECFDF5; color: #047857; border: 1px solid #A7F3D0; }

/* ── 05: VÙNG NGUYÊN LIỆU ── */
.raw { display: grid; grid-template-columns: 300px 1fr; gap: 0; overflow: hidden; }
.raw-tabs { padding: 16px; background: #FBFCFE; border-right: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; }
.rtab { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 14px; border: 1px solid transparent; background: none; cursor: pointer; text-align: left; transition: all .2s; color: inherit; }
.rtab .ic { width: 40px; height: 40px; flex-shrink: 0; border-radius: 12px; background: var(--cs); color: var(--c); display: flex; align-items: center; justify-content: center; }
.rtab b { display: block; font-size: .84rem; font-weight: 800; color: var(--ink); }
.rtab small { display: block; margin-top: 2px; font-size: .66rem; color: var(--muted); line-height: 1.4; }
.rtab:hover { background: #fff; border-color: var(--line); }
.rtab.is-active { background: #fff; border-color: var(--c); box-shadow: 0 8px 20px -12px var(--c); }
.raw-body { padding: 28px; }
.raw-body .fade { animation: fadeIn .4s ease; }
.raw-body .k { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--c); }
.raw-body h3 { margin-top: 4px; font-size: 1.1rem; font-weight: 900; color: var(--ink); }
.raw-body .objs { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.raw-body .objs span { display: inline-flex; gap: 6px; align-items: center; padding: 7px 12px; border-radius: 999px; background: var(--cs); color: var(--c); font-size: .75rem; font-weight: 800; }
.raw-body p { margin-top: 16px; font-size: .89rem; line-height: 1.8; color: var(--ink-3); }
.raw-body .meta { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.raw-body .meta div { padding: 12px 14px; border-radius: 12px; background: #F8FAFC; border: 1px solid #F1F5F9; }
.raw-body .meta small { display: block; font-size: .61rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.raw-body .meta b { display: block; margin-top: 4px; font-size: .75rem; font-weight: 700; color: var(--ink-3); line-height: 1.5; }
.stds { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.stds .lb { font-size: .71rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-right: 4px; }
.stds span:not(.lb) { padding: 6px 12px; border-radius: 10px; background: #fff; border: 1.5px solid #A7F3D0; color: #047857; font-size: .75rem; font-weight: 900; }

/* ── 06: AI LÀM GÌ ── */
.roles { display: grid; grid-template-columns: 1fr 1.25fr; gap: 0; overflow: hidden; }
.role-list { padding: 16px; background: #FBFCFE; border-right: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-content: start; }
.rbtn { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: #fff; cursor: pointer; text-align: left; font-size: .75rem; font-weight: 700; color: var(--ink-3); line-height: 1.35; transition: all .2s; }
.rbtn i { width: 28px; height: 28px; flex-shrink: 0; border-radius: 9px; background: var(--main-soft); color: var(--main); display: flex; align-items: center; justify-content: center; font-size: .84rem; }
.rbtn:hover { border-color: #FDE68A; }
.rbtn.is-active { background: var(--main); border-color: var(--main); color: #fff; }
.rbtn.is-active i { background: rgba(255,255,255,.18); color: #fff; }
.rbtn.press { border-style: dashed; border-color: var(--red); }
.role-body { padding: 28px; }
.role-body .fade { animation: fadeIn .4s ease; }
.role-body .k { font-size: .71rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.role-body h3 { margin-top: 4px; font-size: 1.1rem; font-weight: 900; color: var(--ink); line-height: 1.35; }
.role-body ul { margin: 16px 0 0; padding: 0; list-style: none; }
.role-body li { display: flex; gap: 12px; padding: 10px 0; border-top: 1px dashed var(--line); font-size: .82rem; line-height: 1.7; color: var(--ink-3); }
.role-body li:first-child { border-top: 0; }
.role-body li i { color: var(--main); margin-top: 5px; font-size: .73rem; }

/* ── 07: NGUỒN LỰC ── */
.funds { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.fund { padding: 20px; border-radius: 20px; background: #fff; border: 1px solid var(--line); }
.fund .ic { width: 44px; height: 44px; border-radius: 13px; background: var(--main-soft); color: var(--main); display: flex; align-items: center; justify-content: center; font-size: 1rem; }
.fund h4 { margin-top: 12px; font-size: .89rem; font-weight: 800; color: var(--ink); line-height: 1.45; }
.fund p { margin-top: 6px; font-size: .73rem; line-height: 1.65; color: var(--muted); }
.report { margin-top: 22px; padding: 24px 26px; }
.report h4 { font-size: .82rem; font-weight: 900; color: var(--ink); display: flex; gap: 8px; align-items: center; }
.report h4 i { color: var(--main); }
.rep-row { margin-top: 16px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.rep { padding: 14px 16px; border-radius: 14px; background: #F8FAFC; border: 1px solid #F1F5F9; }
.rep small { display: block; font-size: .64rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.rep b { display: block; margin-top: 6px; font-size: .9rem; font-weight: 900; color: var(--main-dark); }
.rep span { display: block; margin-top: 3px; font-size: .68rem; color: var(--muted); line-height: 1.5; }
.basis { margin-top: 22px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.basis div { padding: 14px 16px; border-radius: 14px; border: 1px dashed #FDE68A; background: #FFFBEB; font-size: .73rem; line-height: 1.6; color: #78350F; }
.basis b { display: block; font-size: .8rem; color: var(--main-dark); margin-bottom: 3px; }
.sign { margin-top: 22px; padding: 22px 26px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-radius: 20px; background: var(--main-soft); border: 1px solid #FDE68A; }
.sign .l { font-size: .8rem; color: var(--ink-3); line-height: 1.7; max-width: 720px; }
.sign .l b { color: var(--ink); }
.sign .r { text-align: right; }
.sign .r .k { font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--main); }
.sign .r .n { margin-top: 3px; font-size: .9rem; font-weight: 900; color: var(--ink); }

footer { background: #fff; border-top: 1px solid var(--line); padding: 56px 20px 135px; position: relative; color: var(--muted); }
footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, #7C2D12, #C21807, #F59E0B); }
footer .in { max-width: 1160px; margin: 0 auto; }
footer .cr { text-align: center; font-size: .75rem; margin-bottom: 4px; }
footer .row { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; font-size: .75rem; font-weight: 500; }
.top-btn { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 12px; border: 1px solid var(--line); background: #fff; color: var(--ink-3); font-size: .75rem; font-weight: 700; cursor: pointer; transition: all .2s; }
.top-btn:hover { color: var(--main); border-color: #FDE68A; }
.top-btn i { color: var(--main); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 36px; padding-top: 56px; }
    .hero-card { max-width: 460px; width: 100%; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .targets { grid-template-columns: 1fr 1fr; }
    .groups6 { grid-template-columns: repeat(3, 1fr); }
    .steps { grid-template-columns: repeat(4, 1fr); row-gap: 20px; }
    .steps::before, .steps .fill { display: none; }
    .flow { grid-template-columns: 1fr 1fr; }
    .fl:nth-child(1) { border-radius: 22px 0 0 0; } .fl:nth-child(2) { border-radius: 0 22px 0 0; }
    .fl:nth-child(3) { border-radius: 0 0 0 22px; border-left: 1px solid var(--line); border-top: 0; } .fl:nth-child(4) { border-radius: 0 0 22px 0; border-top: 0; }
    .fl:nth-child(2) .ar { display: none; }
    .funds { grid-template-columns: 1fr 1fr; }
    .basis, .rep-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
    html { font-size: 17px; }
    .hero-nav { grid-template-columns: 1fr 1fr; }
    section.blk { padding: 56px 0; }
    .goal { grid-template-columns: 1fr; }
    .pyr-wrap { border-right: 0; border-bottom: 1px solid var(--line); padding: 24px 18px; }
    .pyr-detail { padding: 24px 20px; }
    .targets { grid-template-columns: 1fr; }
    .groups6 { grid-template-columns: 1fr 1fr; }
    .named { padding: 20px 16px; }
    .journey { padding: 20px 16px; }
    .step .dot { width: 50px; height: 50px; font-size: .95rem; }
    .step span { font-size: .66rem; }
    .jdetail { grid-template-columns: 1fr; gap: 16px; }
    .flow { grid-template-columns: 1fr; }
    .fl, .fl:nth-child(n) { border-radius: 0; border-left: 1px solid var(--line); border-top: 0; }
    .fl:first-child { border-radius: 22px 22px 0 0; border-top: 1px solid var(--line); }
    .fl:last-child { border-radius: 0 0 22px 22px; }
    .fl .ar, .fl:nth-child(2) .ar { display: flex; right: 50%; top: auto; bottom: -14px; transform: translateX(50%) rotate(90deg); }
    .post { grid-template-columns: 1fr; }
    .raw { grid-template-columns: 1fr; }
    .raw-tabs { border-right: 0; border-bottom: 1px solid var(--line); flex-direction: row; overflow-x: auto; padding: 12px; }
    .rtab { flex-shrink: 0; padding: 10px; }
    .rtab small { display: none; }
    .raw-body { padding: 22px 18px; }
    .raw-body .meta { grid-template-columns: 1fr; }
    .roles { grid-template-columns: 1fr; }
    .role-list { border-right: 0; border-bottom: 1px solid var(--line); }
    .role-body { padding: 22px 18px; }
    .sign .r { text-align: left; }
}
@media (max-width: 640px) {
    .longform-header { padding: 0 12px; }
    .longform-header .logo { width: 130px; background-size: contain; }
    .longform-header .headline { display: none; }
    .hero-inner { padding: 44px 16px 30px; }
    .hero-stats { padding: 0 16px 44px; gap: 10px; }
    .hstat { padding: 14px; }
    .hstat .v { font-size: 1.45rem; }
    .hero-card .big { font-size: 4.2rem; }
    main { padding: 0 16px; }
    .funds, .basis, .rep-row { grid-template-columns: 1fr; }
    .post .dark .modes { grid-template-columns: 1fr; }
    .lvl b { font-size: 1.3rem; }
    .lvl span { font-size: .64rem; }
}