/* ============================================================
   Lộ Trình Mỹ — design system v2  ("vỏ ấm, ruột hồ sơ")
   Warm paper · espresso ink · brass structure · garnet live-accent · pine dossier
   Fraunces (display) · Be Vietnam Pro (body) · Spline Sans Mono (labels)
   ============================================================ */
:root{
  --paper:#f8f1e6; --paper-2:#f2e7d5; --shell:#f3e8d6; --white:#fffdf8; --cream:#fffdf8;
  --ink:#23190f; --ink-soft:#42321f; --muted:#7c6c57;
  --line:#ddccb0; --line-2:#cdb896;
  --brass:#a87122; --brass-deep:#84560f; --brass-tint:#efe0c4;
  --garnet:#8a3324; --garnet-deep:#6f2519; --garnet-tint:#f3e3df;
  --pine:#2f4f43; --pine-2:#26443a; --pine-tint:#e7eee9;
  --maxw:1180px; --rd:12px; --rd-sm:6px;
  --shadow:0 1px 2px rgba(35,25,15,.05), 0 14px 36px -20px rgba(35,25,15,.30);
  --shadow-sm:0 1px 0 var(--line), 0 8px 22px -16px rgba(35,25,15,.32);
  --ff-display:"Fraunces",Georgia,"Times New Roman",serif;
  --ff-body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ff-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--ff-body);
  font-size:17px;line-height:1.62;font-weight:400;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;overflow-wrap:break-word}
img,svg{max-width:100%;display:block}
a{color:var(--brass-deep);text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--ink)}
strong{font-weight:600;color:var(--ink)}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:600;color:var(--ink);line-height:1.08;letter-spacing:-.018em;margin:0;font-synthesis:none}
h1 em,h2 em,h3 em,.route__h .t{font-synthesis:none}
:focus-visible{outline:3px solid var(--garnet);outline-offset:3px;border-radius:3px}

/* layout */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 30px}
.wrap--narrow{max-width:820px}
.band{padding:90px 0}
.band--tight{padding:58px 0}
.band--paper2{background:var(--paper-2)}
.band--shell{background:var(--shell)}
.band+.band,.band--paper2+.band,.band+.band--paper2{border-top:1px solid var(--line)}
.mono{font-family:var(--ff-mono);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-deep)}
.eyebrow{font-family:var(--ff-mono);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--brass-deep);margin:0 0 18px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:30px;height:1.5px;background:var(--garnet);flex:none}
.lead{font-size:20px;line-height:1.5;color:var(--ink)}
.muted{color:var(--muted)}
h1{font-size:clamp(38px,6vw,82px);letter-spacing:-.02em;max-width:16ch;text-wrap:balance}
h1 em{font-style:italic;color:var(--garnet)}
h2.sec{font-size:clamp(29px,4.2vw,48px);max-width:18ch;margin:0 0 18px;text-wrap:balance}
h3{font-size:21px;margin:0}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:rgba(248,241,230,.92);
  backdrop-filter:saturate(1.1) blur(10px);border-bottom:1px solid var(--line)}
.site-head__in{display:flex;align-items:center;gap:18px;height:72px}
.brand{display:inline-flex;align-items:baseline;font-family:var(--ff-display);font-size:22px;
  font-weight:600;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.brand .dot{color:var(--garnet)}
.nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav a{font-family:var(--ff-body);font-size:15px;font-weight:500;color:var(--ink-soft);text-decoration:none;padding:6px 0;position:relative}
.nav a:hover{color:var(--ink)}
.nav a[aria-current="page"]{color:var(--garnet-deep)}
.nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--garnet)}
.nav .nav__cta{color:var(--garnet-deep);font-weight:600;border:1.5px solid var(--garnet);border-radius:7px;padding:8px 16px;display:inline-flex;align-items:center;gap:6px;transition:background .15s,color .15s}
.nav .nav__cta:hover,.nav .nav__cta.is-current{background:var(--garnet);color:#fff;border-color:var(--garnet)}
.menu-btn{display:none}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--ff-body);font-size:16px;font-weight:600;
  line-height:1;text-decoration:none;cursor:pointer;padding:15px 27px;border-radius:var(--rd-sm);
  border:1.5px solid var(--ink);transition:transform .12s ease,background .15s ease,border-color .15s ease,color .15s ease}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--garnet);color:#fff;border-color:var(--garnet)}
.btn--primary:hover{background:var(--garnet-deep);border-color:var(--garnet-deep);color:#fff}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btn--cream{background:transparent;color:var(--cream);border-color:var(--cream)}
.btn--cream:hover{background:var(--cream);color:var(--pine-2)}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:36px}
.cta-row .note{font-family:var(--ff-mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}

/* hero */
.hero{padding:64px 0 26px;position:relative}
.hero h1{margin:24px 0 0}
.hero__sub{font-size:clamp(18px,2.1vw,21px);line-height:1.55;color:var(--muted);max-width:60ch;margin:28px 0 0}

/* route / timeline signature (home) */
.route{margin:60px 0 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:16px 0 4px}
.route__h{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:6px 2px 14px}
.route__h .t{font-family:var(--ff-display);font-style:italic;font-size:19px;color:var(--ink)}
.route__h .r{font-family:var(--ff-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--garnet);display:flex;align-items:center;gap:8px;white-space:nowrap}
.route__h .r::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--garnet);flex:none}
.route svg{width:100%;height:auto;display:block;margin:0 0 -6px}
.stops{display:grid;grid-template-columns:repeat(6,1fr)}
.stop{padding:0 12px 22px}
.stop .n{font-family:var(--ff-mono);font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brass-deep)}
.stop .l{font-size:13.5px;color:var(--muted);margin-top:7px;line-height:1.42}
.stop:last-child .n{color:var(--garnet)}

/* generic content */
.flow{max-width:720px}
.flow>*+h3{margin-top:38px}
.flow h3{margin-bottom:10px}
.ck{list-style:none;margin:0;padding:0}
.ck li{padding:11px 0;border-top:1px solid var(--line);color:var(--ink-soft);line-height:1.5}
.ck li:first-child{border-top:none;padding-top:0}
.dossier .ck li{border-color:#cdd9cf}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 0}
.chip{font-family:var(--ff-mono);font-size:11.5px;font-weight:600;letter-spacing:.04em;color:var(--ink-soft);
  background:var(--white);border:1px solid var(--line-2);border-radius:999px;padding:8px 14px}

/* contrast line-boxes */
.pair{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:30px}
.lbox{background:var(--cream);border:1px solid var(--line);border-top:3px solid var(--brass);border-radius:var(--rd-sm);padding:24px 26px}
.lbox.live{border-top-color:var(--garnet)}
.lbox h3{font-size:18px;margin:0 0 9px}
.lbox.live h3{color:var(--garnet-deep)}
.lbox p{margin:0;color:var(--ink-soft);font-size:16px;line-height:1.55}

/* panels / cards */
.panel{background:var(--white);border:1px solid var(--line);border-radius:var(--rd);padding:30px;box-shadow:var(--shadow-sm)}
.cardgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--rd);padding:24px}
.card h4{font-size:18px;margin:0 0 8px}
.card p{font-size:15px;color:var(--muted);margin:0}

/* ebook spotlight (landing) */
.spot{display:grid;grid-template-columns:1.15fr .85fr;gap:0;background:var(--white);border:1px solid var(--line-2);
  border-radius:var(--rd);overflow:hidden;box-shadow:var(--shadow)}
.spot__body{padding:40px}
.spot__rail{display:flex;flex-direction:column;background:var(--shell);border-left:1px solid var(--line-2)}
.spot__side{padding:34px}
.spot__side h4{font-size:15px;letter-spacing:.02em;margin:0 0 12px;color:var(--ink)}
.spot__side+.spot__side{border-top:1px solid var(--line-2)}

/* ebook card (home) — cream + ink panel */
.book{margin-top:34px;border:1px solid var(--ink);background:var(--cream);display:grid;
  grid-template-columns:1.25fr .75fr;border-radius:var(--rd);overflow:hidden}
.book__l{padding:44px}
.book__l h2{font-size:clamp(28px,3.4vw,42px);margin:8px 0 16px}
.book__l .d{color:var(--muted);max-width:46ch;margin:0}
.book__r{padding:38px;background:var(--ink);color:var(--paper)}
.book__r .mono{color:var(--brass);margin-bottom:16px;display:block}
.book__r ul{list-style:none;margin:0;padding:0}
.book__r li{padding:11px 0;border-top:1px solid #43331f;font-size:15px;color:#e7d9c1}
.book__r li:first-child{border-top:none}
.meta{display:flex;flex-wrap:wrap;margin:24px 0 0;border:1px solid var(--line);border-radius:var(--rd-sm);overflow:hidden}
.meta div{padding:11px 16px;border-right:1px solid var(--line);font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.05em;color:var(--ink)}
.meta div:last-child{border-right:none}

/* dossier (ruột hồ sơ) */
.dossier{background:var(--pine-tint);border:1px solid #cdd9cf;border-radius:var(--rd);padding:30px}
.dossier .eyebrow,.dossier .label-mono{color:var(--pine)}
.dossier .eyebrow::before{background:var(--pine)}
.label-mono{font-family:var(--ff-mono);font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--pine)}

/* report block on pine (home report teaser) */
.report{background:var(--pine-2);color:var(--cream)}
.report .eyebrow{color:#a7cbba}
.report .eyebrow::before{background:#a7cbba}
.report h2.sec,.report h2{color:var(--cream)}
.report .intro{color:#cfe0d6;max-width:60ch;font-size:18px}
.rlist{list-style:none;margin:30px 0 0;padding:0;columns:2;column-gap:42px}
.rlist li{margin:0 0 14px;padding-left:26px;position:relative;break-inside:avoid;color:#e6efe8}
.rlist li::before{content:"›";position:absolute;left:0;color:var(--brass);font-weight:700;font-size:21px;line-height:.9}

/* process steps */
.steps-num{list-style:none;counter-reset:s;margin:0;padding:0;display:grid;gap:16px}
.steps-num li{counter-increment:s;position:relative;padding-left:48px;color:var(--ink-soft)}
.steps-num li::before{content:counter(s);position:absolute;left:0;top:-2px;width:32px;height:32px;border-radius:50%;
  background:var(--garnet-tint);color:var(--garnet-deep);border:1.5px solid var(--garnet);
  font-family:var(--ff-display);font-weight:600;display:flex;align-items:center;justify-content:center}

/* footer */
.site-foot{background:var(--paper-2);border-top:1px solid var(--ink);padding:52px 0 40px}
.foot-grid{display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between}
.foot-brand{max-width:300px}
.foot-brand .brand{margin-bottom:12px}
.foot-brand p{font-size:14px;color:var(--muted);margin:0}
.foot-col h5{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:0 0 14px}
.foot-col a{display:block;font-size:15px;color:var(--ink-soft);text-decoration:none;margin-bottom:10px}
.foot-col a:hover{color:var(--garnet-deep)}
.foot-base{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;margin-top:42px;
  padding-top:22px;border-top:1px solid var(--line);font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.03em;color:var(--muted)}

/* report intake form */
.ebaf{max-width:680px}
.ebaf-card{background:var(--white);border:1px solid var(--line);border-radius:var(--rd);padding:34px;box-shadow:var(--shadow-sm)}
.ebaf-field{margin-bottom:20px}
.ebaf-label{display:block;font-size:15px;font-weight:600;color:var(--ink);margin-bottom:7px}
.ebaf-req{color:var(--garnet)}
.ebaf-help{font-size:13.5px;color:var(--muted);margin:0 0 9px;line-height:1.5}
.ebaf-input{width:100%;font-family:var(--ff-body);font-size:16px;color:var(--ink);background:var(--paper);
  border:1.5px solid var(--line-2);border-radius:var(--rd-sm);padding:12px 14px;transition:border-color .15s ease,background .15s ease}
.ebaf-input:focus{outline:none;border-color:var(--garnet);background:var(--white)}
textarea.ebaf-input{resize:vertical;min-height:84px;line-height:1.55}
select.ebaf-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%237c6c57' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.ebaf-input.is-invalid{border-color:var(--garnet);background:#fcf3f1}
.ebaf-drop{display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;border:1.5px dashed var(--line-2);
  border-radius:var(--rd-sm);padding:18px;background:var(--paper);color:var(--muted);font-size:14.5px;transition:border-color .15s,color .15s}
.ebaf-drop:hover{border-color:var(--garnet);color:var(--ink)}
.ebaf-drop.has{border-style:solid;border-color:var(--pine);color:var(--pine);background:var(--pine-tint)}
.ebaf-consent a{color:var(--brass-deep)}
.ebaf-err{display:block;color:var(--garnet);font-size:14px;font-weight:500;margin-top:12px}
.ebaf-card--done{text-align:center}
.ebaf-tick{width:52px;height:52px;border-radius:50%;background:var(--pine);color:#fff;font-size:26px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px}
.ebaf-h{font-size:26px;margin:0 0 12px}
.ebaf-p{color:var(--ink-soft)}
.ebaf-cta{display:inline-block;margin-top:18px;font-weight:600;color:var(--brass-deep);text-decoration:none}
.is-hidden{display:none !important}
.ebaf-prog{height:4px;background:var(--line);border-radius:999px;overflow:hidden;margin-bottom:24px}
.ebaf-prog>span{display:block;height:100%;width:0;background:var(--garnet);transition:width .3s ease}

/* misc */
.kicker-link{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:var(--brass-deep);text-decoration:none;font-size:15.5px}
.kicker-link:hover{gap:11px;color:var(--ink)}
.skip{position:absolute;left:-999px;top:0}
.skip:focus{left:12px;top:12px;z-index:60;background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:8px}

/* responsive */
@media (max-width:880px){
  .spot{grid-template-columns:1fr}
  .spot__rail{border-left:none;border-top:1px solid var(--line-2)}
  .book{grid-template-columns:1fr}
  .book__r{padding:32px}
  .pair{grid-template-columns:1fr}
  .rlist{columns:1}
  .nav__hide{display:none}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;width:42px;height:42px;
    border:1px solid var(--line-2);border-radius:9px;background:var(--white);cursor:pointer}
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);
    border-bottom:1px solid var(--line);padding:8px 30px 18px;margin:0;transform:translateY(calc(-100% - 80px));transition:transform .25s ease;box-shadow:var(--shadow)}
  .nav[data-open="true"]{transform:translateY(0)}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav .btn,.nav .nav__cta{margin-top:14px}
  .route .stops{grid-template-columns:1fr}
  .route svg{display:none}
  .stop{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:14px 0;border-top:1px solid var(--line);align-items:start}
  .stop::before{content:"";width:11px;height:11px;border-radius:50%;background:var(--brass);margin-top:4px}
  .stop:last-child::before{background:var(--garnet)}
  .stop .n,.stop .l{grid-column:2;margin:0}
  .stop .l{margin-top:4px}
}
@media (max-width:680px){
  body{font-size:16px}
  .band{padding:60px 0}.wrap{padding:0 20px}
  .ebaf-card,.panel{padding:24px}
  .hero{padding:44px 0 18px}
  .foot-grid{gap:30px}
}

/* two / trio layouts */
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lbox.pine{border-top-color:var(--pine)}
.lbox .ck li{color:var(--ink-soft)}
/* v4 tool cards */
.card--tool{border-top:3px solid var(--brass);position:relative}
.card--tool .ix{display:block;color:var(--brass-deep);margin-bottom:8px}
.card--tool h4{font-size:18px;margin:0 0 8px}
@media(max-width:880px){.two,.trio{grid-template-columns:1fr;gap:18px}}

/* site-wide share button */
.nav__share{display:none;align-items:center;gap:7px;background:none;border:0;cursor:pointer;
  font-family:var(--ff-body);font-size:15px;font-weight:500;color:var(--ink-soft);padding:6px 4px}
.nav__share svg{color:var(--brass-deep)}
.nav__share:hover{color:var(--garnet-deep)}
.nav__share:hover svg{color:var(--garnet)}
.brand__pre{color:var(--garnet);margin-right:.22em}
@media (max-width:880px){.nav__share{display:inline-flex}}
/* two-col (home "vì sao sớm") */
.two-col{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
@media(max-width:880px){.two-col{grid-template-columns:1fr;gap:24px}}
/* #1 route header stacks on mobile */
@media(max-width:880px){
  .route{margin-top:42px;padding-top:14px}
  .route__h{flex-direction:column-reverse;align-items:flex-start;gap:13px;padding:6px 2px 20px}
  .route__h .t{font-size:16.5px;line-height:1.5;color:var(--ink-soft)}
  .route__h .r{white-space:normal;font-size:10.5px;letter-spacing:.16em;line-height:1.5}
}
/* #3 meta box reflows to rows on mobile */
@media(max-width:680px){
  .meta{flex-direction:column}
  .meta div{border-right:none;border-bottom:1px solid var(--line);width:100%}
  .meta div:last-child{border-bottom:none}
}

/* free pill in main nav (Định hướng) */
.nav-free{display:inline-block;margin-left:6px;font-family:var(--ff-mono);font-size:9.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#3f7d52;background:#eef6f0;border:1px solid #bcd9c5;border-radius:999px;padding:2px 7px;vertical-align:middle;line-height:1.45}
.nav a:hover .nav-free{color:#3f7d52}