/* =============================================================
   GIA DINH YOGA — Landing Workshop 2 buoi
   Design system: Do / Trang / Den — Premium Education
   ============================================================= */

/* ---------- 1. TOKENS ---------- */
:root{
  /* mau */
  --ink:#0E1114;
  --ink-2:#171B20;
  --ink-3:#232931;
  --body:#3A4149;
  --muted:#6B737C;
  --white:#FFFFFF;
  --cream:#FAF7F4;
  --cream-2:#F3EEE9;
  --line:rgba(14,17,20,.10);
  --line-dark:rgba(255,255,255,.12);
  --red:#C8102E;
  --red-600:#AC0D27;
  --red-700:#8C0A1F;
  --red-tint:rgba(200,16,46,.07);
  --red-glow:rgba(200,16,46,.30);

  /* chu */
  --font:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --fs-eyebrow:clamp(11px,2.9vw,13px);
  --fs-h1:clamp(30px,6.8vw,58px);
  --fs-h2:clamp(23px,5.2vw,42px);
  --fs-h3:clamp(18px,4.2vw,24px);
  --fs-lead:clamp(15px,3.9vw,19px);
  --fs-body:clamp(15px,3.8vw,17px);
  --fs-small:clamp(13px,3.4vw,14.5px);

  /* nhip */
  --maxw:1180px;
  --maxw-narrow:920px;
  --gutter:20px;
  --sec-y:clamp(56px,9vw,108px);

  /* hinh khoi */
  --r-xs:8px; --r-sm:12px; --r-md:18px; --r-lg:26px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,17,20,.05);
  --sh-2:0 2px 6px rgba(14,17,20,.05),0 14px 34px -16px rgba(14,17,20,.22);
  --sh-3:0 4px 10px rgba(14,17,20,.06),0 28px 60px -24px rgba(14,17,20,.30);
  --sh-red:0 10px 26px -10px rgba(200,16,46,.55);
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:var(--fs-body);line-height:1.72;
  color:var(--body);background:var(--white);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,video{display:block;max-width:100%}
img{height:auto}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
strong,b{font-weight:700;color:var(--ink)}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:3px solid var(--red);outline-offset:3px;border-radius:4px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* ---------- 3. LAYOUT ---------- */
.wrap{width:min(100% - 40px,var(--maxw));margin-inline:auto}
.wrap--narrow{width:min(100% - 40px,var(--maxw-narrow))}
.section{padding-block:var(--sec-y);position:relative}
.section--cream{background:var(--cream)}
.section--dark{background:var(--ink);color:#D7DCE2}
.section--dark h2,.section--dark h3,.section--dark strong{color:#fff}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:200}
.skip:focus{left:12px;top:12px}

/* ---------- 4. TYPO HELPERS ---------- */
.eyebrow{
  font-size:var(--fs-eyebrow);font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--red);display:flex;align-items:center;gap:10px;line-height:1.5;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);flex:none}
.section--dark .eyebrow,.hero .eyebrow{color:#FF6B7F}
.section--dark .eyebrow::before,.hero .eyebrow::before{background:#FF6B7F}
.h1{font-size:var(--fs-h1);line-height:1.08;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.h2{font-size:var(--fs-h2);line-height:1.16;font-weight:800;letter-spacing:-.015em;color:var(--ink);text-transform:uppercase}
.h3{font-size:var(--fs-h3);line-height:1.3;font-weight:700;color:var(--ink)}
.lead{font-size:var(--fs-lead);line-height:1.68;color:var(--body)}
.section--dark .lead,.section--dark p{color:#B9C1CA}
.hl{color:var(--red)}
.mark{background:linear-gradient(transparent 62%,rgba(200,16,46,.18) 0);font-weight:600;color:var(--ink)}
.section--dark .mark{color:#fff;background:linear-gradient(transparent 62%,rgba(200,16,46,.5) 0)}
.sec-head{display:grid;gap:14px;margin-bottom:clamp(28px,5vw,52px);max-width:860px}
.sec-head--center{margin-inline:auto;text-align:center;justify-items:center}

/* ---------- 5. BUTTON ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:58px;padding:16px 30px;width:100%;
  background:var(--red);color:#fff;border:0;border-radius:var(--r-pill);
  font-weight:800;font-size:clamp(14px,3.6vw,16.5px);letter-spacing:.03em;text-transform:uppercase;
  cursor:pointer;box-shadow:var(--sh-red);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  text-align:center;line-height:1.25;
}
.btn:hover{background:var(--red-600);transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(200,16,46,.6)}
.btn:active{transform:translateY(0)}
.btn[disabled]{opacity:.65;cursor:not-allowed;transform:none}
.btn__arrow{flex:none;transition:transform .18s ease}
.btn:hover .btn__arrow{transform:translateX(4px)}
@media (min-width:600px){.btn{width:auto;min-width:300px}}
@keyframes pulseRing{
  0%{box-shadow:var(--sh-red),0 0 0 0 var(--red-glow)}
  70%{box-shadow:var(--sh-red),0 0 0 16px rgba(200,16,46,0)}
  100%{box-shadow:var(--sh-red),0 0 0 0 rgba(200,16,46,0)}
}
.btn--pulse{animation:pulseRing 3s ease-out infinite}

/* ---------- 6. HEADER ---------- */
.hdr{
  position:fixed;inset:0 0 auto 0;z-index:90;
  background:rgba(14,17,20,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);
}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:62px}
.brand{display:flex;align-items:center;gap:10px;color:#fff}
.brand__mark{width:32px;height:32px;border-radius:9px;background:var(--red);display:grid;place-items:center;
  font-weight:800;font-size:12.5px;color:#fff;letter-spacing:.02em;flex:none}
.brand__txt{font-weight:800;letter-spacing:.14em;font-size:12.5px;text-transform:uppercase;line-height:1.2}
.hdr .btn{min-height:42px;min-width:0;padding:10px 22px;font-size:12.5px;box-shadow:none;display:none}
@media (min-width:860px){.hdr .btn{display:inline-flex}}

/* ---------- 7. HERO ---------- */
.hero{
  position:relative;background:var(--ink);color:#C9D0D8;overflow:hidden;
  padding-block:calc(62px + clamp(22px,5vw,68px)) clamp(46px,8vw,96px);
}
.hero::before{
  content:"";position:absolute;width:min(780px,120vw);aspect-ratio:1;right:-22%;top:-28%;
  background:radial-gradient(circle,rgba(200,16,46,.34),transparent 62%);pointer-events:none;
}
.hero__spine{position:absolute;left:82%;top:-4%;height:108%;width:auto;opacity:.13;pointer-events:none;
  transform:translateX(-50%);color:#fff}
@media (min-width:960px){.hero__spine{left:47%;opacity:.14}}
.hero__in{position:relative;z-index:2;display:grid;gap:18px}
@media (min-width:640px){.hero__in{gap:22px}}
.hero .h1{color:#fff}
.hero__sub{font-size:var(--fs-lead);line-height:1.7;color:#B4BCC5;max-width:40ch}
.hero__meta{display:grid;gap:10px;padding:16px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark)}
.hero__meta li{display:flex;gap:11px;align-items:flex-start;font-size:var(--fs-small);
  color:#E6EAEE;font-weight:600;letter-spacing:.01em;line-height:1.5}
.hero__meta .ic{flex:none;font-size:16px;line-height:1.4}
.hero__proof{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;
  font-size:11.5px;color:#8D959E;letter-spacing:.06em;text-transform:uppercase;font-weight:700}
.hero__proof span{display:inline-flex;align-items:center;gap:10px}
.hero__proof span::after{content:"";width:4px;height:4px;border-radius:50%;background:var(--red)}
.hero__proof span:last-child::after{display:none}
.hero__fig{position:relative;margin-block:2px}
/* mobile: cat ngang 3:2 de CTA khong bi day qua sau */
.hero__fig img{width:100%;border-radius:var(--r-lg);aspect-ratio:16/9;object-fit:cover;object-position:50% 18%}
@media (min-width:640px){.hero__fig img{aspect-ratio:16/10}}
@media (min-width:960px){.hero__fig img{aspect-ratio:4/5;object-position:50% 26%}}
.hero__fig::after{
  content:"";position:absolute;inset:auto -7px -7px auto;width:84px;height:84px;
  border-right:3px solid var(--red);border-bottom:3px solid var(--red);
  border-bottom-right-radius:var(--r-lg);pointer-events:none;
}
@media (min-width:960px){
  .hero__in{grid-template-columns:1.06fr .94fr;column-gap:clamp(40px,5vw,72px);row-gap:24px;align-items:center}
  .hero__in > *:not(.hero__fig){grid-column:1}
  .hero__fig{grid-column:2;grid-row:1 / span 6;align-self:center;margin-block:0}
  .hero__fig::after{inset:auto -10px -10px auto;width:118px;height:118px}
}

/* ---------- 8. PAIN ---------- */
.pain-grid{display:grid;gap:16px}
@media (min-width:760px){.pain-grid{grid-template-columns:1fr 1fr;gap:22px}}
.pcard{
  position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px 26px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pcard::before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:var(--red);
  transform:scaleY(0);transform-origin:top;transition:transform .3s ease}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(200,16,46,.28)}
.pcard:hover::before{transform:scaleY(1)}
.pcard__top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.pcard__ic{width:44px;height:44px;border-radius:12px;background:var(--red-tint);color:var(--red);
  display:grid;place-items:center;flex:none}
.pcard__ic svg{width:23px;height:23px}
.pcard__num{margin-left:auto;font-weight:800;font-size:13px;letter-spacing:.12em;color:#C8CCD1}
.pcard p{font-size:var(--fs-body);line-height:1.75}

.statement{
  margin-top:clamp(26px,4.5vw,44px);background:var(--ink);color:#fff;border-radius:var(--r-lg);
  padding:clamp(28px,5.5vw,54px) clamp(22px,4.5vw,54px);position:relative;overflow:hidden;text-align:center;
}
.statement::before{content:"";position:absolute;width:420px;aspect-ratio:1;left:-140px;bottom:-200px;
  background:radial-gradient(circle,rgba(200,16,46,.4),transparent 65%)}
.statement p{position:relative;z-index:1;font-size:clamp(18px,4.4vw,31px);line-height:1.34;
  font-weight:800;color:#fff;letter-spacing:-.01em;text-transform:uppercase}
.statement .hl{color:#FF4D68}

/* ---------- 9. CURRICULUM ---------- */
.mods{display:grid;gap:20px}
@media (min-width:1040px){
  .mods{grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
  /* hai tieu de dai ngan khac nhau — ep bang nhau de danh sach bat dau cung mot dong */
  .mod__hd{min-height:164px}
}
.mod{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-2);display:flex;flex-direction:column}
.mod__hd{padding:22px clamp(20px,3.6vw,30px);color:#fff;position:relative;overflow:hidden}
.mod--1 .mod__hd{background:linear-gradient(135deg,#171B20,#2C333C)}
.mod--2 .mod__hd{background:linear-gradient(135deg,var(--red-700),var(--red))}
.mod__hd::after{content:"";position:absolute;right:-40px;top:-50px;width:170px;aspect-ratio:1;border-radius:50%;
  background:rgba(255,255,255,.06)}
.mod__tag{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:800;letter-spacing:.18em;
  text-transform:uppercase;background:rgba(255,255,255,.15);padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:12px;position:relative;z-index:1}
.mod__title{position:relative;z-index:1;font-size:clamp(16px,3.9vw,20px);line-height:1.34;font-weight:800;color:#fff}
.mod__body{padding:clamp(20px,3.6vw,30px);display:grid;gap:16px;align-content:start;flex:1}
.mod__note{font-size:var(--fs-small);color:var(--muted);font-style:italic;
  border-left:2px solid var(--red);padding-left:14px;line-height:1.6}
.ticks{display:grid;gap:15px}
.ticks li{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;line-height:1.72;
  font-size:var(--fs-body)}
.tick{width:24px;height:24px;border-radius:50%;background:var(--red-tint);color:var(--red);
  display:grid;place-items:center;margin-top:3px}
.tick svg{width:13px;height:13px}
.mod--1 .tick{background:rgba(23,27,32,.08);color:var(--ink)}

/* ---- Module 5+3 ---- */
.five3{
  margin-top:clamp(26px,4.5vw,46px);background:var(--ink);border-radius:var(--r-lg);color:#C3CAD2;
  padding:clamp(30px,6vw,64px) clamp(22px,4.5vw,56px);position:relative;overflow:hidden;
}
.five3::before{content:"";position:absolute;width:min(620px,110vw);aspect-ratio:1;right:-16%;top:-46%;
  background:radial-gradient(circle,rgba(200,16,46,.32),transparent 62%);pointer-events:none}
.five3__in{position:relative;z-index:1;display:grid;gap:clamp(28px,4.5vw,48px)}
@media (min-width:1000px){.five3__in{grid-template-columns:1fr 380px;align-items:center;gap:60px}}
.five3__tag{display:inline-flex;align-items:center;gap:9px;font-size:11px;font-weight:800;letter-spacing:.18em;
  text-transform:uppercase;color:#fff;background:var(--red);padding:7px 16px;border-radius:var(--r-pill);margin-bottom:16px}
.five3__title{font-size:clamp(21px,5.2vw,38px);line-height:1.14;font-weight:800;color:#fff;
  letter-spacing:-.015em;text-transform:uppercase}
.five3__sub{margin-top:10px;font-size:clamp(12.5px,3.3vw,15px);font-weight:700;letter-spacing:.05em;
  color:#FF6B7F;text-transform:uppercase;line-height:1.5}
.five3 p{margin-top:18px;line-height:1.78;color:#AEB6BF}
.five3 .kicker{color:#fff;font-weight:600}
.five3__viz{display:grid;place-items:center}
.five3__viz svg{width:min(100%,360px);height:auto;overflow:visible}

/* ---------- 10. OUTCOME ---------- */
.out-grid{display:grid;gap:16px;counter-reset:oc}
@media (min-width:760px){.out-grid{grid-template-columns:1fr 1fr;gap:22px}}
.ocard{
  position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 22px 26px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.ocard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.ocard__bar{position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--red),rgba(200,16,46,.16))}
.ocard__top{display:flex;align-items:center;gap:13px;margin-bottom:12px}
.ocard__ic{width:46px;height:46px;border-radius:13px;background:var(--ink);color:#fff;display:grid;place-items:center;flex:none}
.ocard__ic svg{width:23px;height:23px}
.ocard__step{counter-increment:oc;margin-left:auto;font-size:12px;font-weight:800;letter-spacing:.14em;color:#C8CCD1}
.ocard__step::before{content:"0" counter(oc)}
.ocard h3{font-size:clamp(14.5px,3.7vw,17px);font-weight:800;letter-spacing:.015em;color:var(--ink);
  line-height:1.38;margin-bottom:8px;text-transform:uppercase}
.ocard p{font-size:var(--fs-body);line-height:1.72}

/* ---------- 11. MENTOR ---------- */
.mentor{display:grid;gap:clamp(28px,5vw,56px)}
@media (min-width:1000px){.mentor{grid-template-columns:400px 1fr;gap:64px;align-items:start}}
.mentor__media{display:grid;gap:14px}
.mentor__media img{width:100%;border-radius:var(--r-lg);object-fit:cover}
.mentor__media .m1{aspect-ratio:4/5;object-position:50% 22%}
.mentor__media .m2{aspect-ratio:3/2}
.mentor__name{font-size:clamp(25px,6vw,44px);font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.1}
.mentor__role{margin-top:10px;font-size:var(--fs-small);font-weight:600;letter-spacing:.05em;
  color:#FF8695;text-transform:uppercase;line-height:1.55}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-dark);
  border:1px solid var(--line-dark);border-radius:var(--r-md);overflow:hidden;margin:26px 0 28px}
@media (min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--ink);padding:18px 12px;text-align:center}
.stat__n{font-size:clamp(21px,5vw,29px);font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.1}
.stat__l{margin-top:5px;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:#8D959E;line-height:1.45}
.creds{display:grid;gap:14px}
.creds li{display:grid;grid-template-columns:auto 1fr;gap:13px;align-items:start;line-height:1.75;color:#B9C1CA}
.creds .dot{width:7px;height:7px;border-radius:50%;background:var(--red);margin-top:11px}
.creds strong{color:#fff}

/* ---------- 12. FORM ---------- */
.reg{background:var(--cream);position:relative;overflow:hidden}
.reg::before{content:"";position:absolute;width:560px;aspect-ratio:1;left:-220px;top:-240px;
  background:radial-gradient(circle,rgba(200,16,46,.10),transparent 65%);pointer-events:none}
.reg__grid{position:relative;z-index:1;display:grid;gap:clamp(26px,4.6vw,52px)}
@media (min-width:980px){.reg__grid{grid-template-columns:1fr 1.02fr;gap:60px;align-items:start}}
.reg__copy .h2{font-size:clamp(20px,4.6vw,34px);line-height:1.22}
.reg__copy p{margin-top:16px;line-height:1.78}
.reg__meta{display:grid;gap:10px;margin-top:24px}
.reg__meta li{display:flex;gap:11px;align-items:flex-start;font-weight:700;color:var(--ink);font-size:var(--fs-small)}
.reg__still{margin-top:26px;display:none}
@media (min-width:980px){.reg__still{display:block}}
.reg__still img{width:100%;border-radius:var(--r-md);aspect-ratio:16/9;object-fit:cover}
.reg__cap{margin-top:10px;font-size:12.5px;color:var(--muted);line-height:1.5}

/* ---- Form 1: ngay duoi hero ---- */
.reg--top{padding-block:clamp(26px,5vw,44px) clamp(40px,7vw,76px)}
.formcard--solo{max-width:680px;margin-inline:auto}
/* KHONG cho the form de len hero: dai tieu de mau toi se chim vao nen toi,
   mat hut dong chu "DANG KY GIU CHO WORKSHOP MIEN PHI". Da thu, da bo. */
.form-2col{display:grid;gap:0}
@media (min-width:620px){
  .form-2col{grid-template-columns:1fr 1fr;gap:0 16px}
  .radios--2col{grid-template-columns:1fr 1fr}
}

/* ---- Dai CTA giua cac section ---- */
.cta-band{margin-top:clamp(26px,4.6vw,44px);display:flex;justify-content:center}
.cta-band .btn{min-width:min(100%,340px)}

.formcard{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);overflow:hidden}
.formcard__hd{background:var(--ink);color:#fff;padding:20px clamp(20px,4vw,32px);text-align:center}
/* color:inherit — neu khong, luat chung "strong,b{color:var(--ink)}" lam chu den tren nen den */
.formcard__hd b{display:block;color:inherit;font-size:clamp(14px,3.7vw,17.5px);font-weight:800;
  letter-spacing:.04em;text-transform:uppercase;line-height:1.4}
.formcard__bd{padding:clamp(22px,4vw,32px)}
.field{margin-bottom:18px}
.field > label,.legend{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:8px;letter-spacing:.01em}
.req{color:var(--red)}
.input{
  width:100%;min-height:54px;padding:14px 16px;border:1.5px solid #DFE3E8;border-radius:var(--r-sm);
  background:#fff;font-size:16px;transition:border-color .18s ease,box-shadow .18s ease;
}
.input::placeholder{color:#A7AEB6}
.input:focus{outline:0;border-color:var(--red);box-shadow:0 0 0 4px rgba(200,16,46,.12)}
.input[aria-invalid="true"]{border-color:var(--red);background:#FFF7F8}
fieldset{border:0;padding:0;margin:0 0 18px;min-width:0}
.radios{display:grid;gap:9px}
.radio{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;
  padding:13px 15px;border:1.5px solid #DFE3E8;border-radius:var(--r-sm);cursor:pointer;
  transition:border-color .18s ease,background .18s ease;font-size:14.5px;line-height:1.5;color:var(--body)}
.radio:hover{border-color:#BFC5CC;background:#FCFCFD}
.radio input{appearance:none;-webkit-appearance:none;width:20px;height:20px;border:2px solid #C4CAD1;
  border-radius:50%;margin:1px 0 0;transition:border-color .15s ease,box-shadow .15s ease;background:#fff}
.radio input:checked{border-color:var(--red);box-shadow:inset 0 0 0 4.5px var(--red)}
.radio.is-on{border-color:var(--red);background:var(--red-tint);color:var(--ink);font-weight:600}
.err{display:none;margin-top:7px;font-size:13px;color:var(--red);font-weight:600}
.err.on{display:block}
.formcard .btn{margin-top:6px;width:100%;min-width:0}
.form-note{margin-top:16px;font-size:12.8px;line-height:1.65;color:var(--muted);text-align:center}
.form-status{margin-top:14px;padding:14px 16px;border-radius:var(--r-sm);font-size:13.5px;line-height:1.6;display:none}
.form-status.on{display:block}
.form-status--err{background:#FFF2F4;border:1px solid rgba(200,16,46,.3);color:var(--red-700)}
.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;
  border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.success{text-align:center;padding:clamp(28px,5vw,46px) clamp(20px,4vw,32px)}
.success__ic{width:66px;height:66px;border-radius:50%;background:var(--red);color:#fff;display:grid;
  place-items:center;margin:0 auto 18px}
.success__ic svg{width:32px;height:32px}
.success h3{font-size:clamp(18px,4.4vw,23px);margin-bottom:10px}
.success p{line-height:1.72}
.success .btn{margin-top:20px}

/* ---------- 13. TESTIMONIALS ---------- */
.tst{display:grid;grid-auto-flow:column;grid-auto-columns:78%;gap:14px;overflow-x:auto;
  scroll-snap-type:x mandatory;padding:4px 0 18px;-webkit-overflow-scrolling:touch}
.tst > *{scroll-snap-align:center}
@media (min-width:760px){
  .tst{grid-auto-flow:row;grid-template-columns:repeat(3,1fr);grid-auto-columns:auto;overflow:visible;gap:20px}
}
.tcard{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column}
.tcard__img{width:100%;aspect-ratio:4/5;object-fit:cover;background:var(--cream-2);cursor:zoom-in}
.tcard__ft{padding:14px 16px;border-top:1px solid var(--line)}
.tcard__name{font-weight:700;color:var(--ink);font-size:14.5px;line-height:1.4}
.tcard__prog{font-size:12.5px;color:var(--muted);margin-top:3px;line-height:1.45}
.ph{
  background:repeating-linear-gradient(135deg,#F5F1EC,#F5F1EC 12px,#EFE9E2 12px,#EFE9E2 24px);
  border:1.5px dashed #D6CDC3;border-radius:var(--r-md);aspect-ratio:4/5;
  display:grid;place-content:center;gap:10px;text-align:center;padding:22px;color:#8C8177;
}
.ph svg{width:32px;height:32px;margin:0 auto;opacity:.6}
.ph__t{font-size:13.5px;font-weight:700;color:#6E655C;line-height:1.45}
.ph__s{font-size:12px;line-height:1.55;max-width:24ch;margin-inline:auto}
.dev-note{margin-top:18px;display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.65;
  color:#7A7169;background:#F5F1EC;border:1px dashed #D6CDC3;border-radius:var(--r-sm);padding:14px 16px}
.dev-note svg{width:18px;height:18px;flex:none;margin-top:2px}
.tst-cta{margin-top:clamp(28px,5vw,46px);text-align:center}

/* ---------- 14. LIGHTBOX ---------- */
.lb{position:fixed;inset:0;z-index:150;background:rgba(8,10,12,.92);display:none;place-items:center;padding:20px}
.lb.on{display:grid}
.lb img{max-width:min(100%,900px);max-height:86vh;border-radius:var(--r-sm);object-fit:contain}
.lb__x{position:absolute;top:14px;right:14px;width:46px;height:46px;border-radius:50%;border:0;
  background:rgba(255,255,255,.15);color:#fff;font-size:26px;line-height:1;cursor:pointer;display:grid;place-items:center}

/* ---------- 15. FOOTER + STICKY CTA ---------- */
.ft{background:var(--ink);color:#79818B;padding:34px 0;text-align:center}
.ft .brand{justify-content:center;margin-bottom:12px}
.ft p{font-size:12.8px;line-height:1.7}
/* chua cho thanh CTA dinh duoi; nen toi de khong lo dai trang duoi chan trang */
body.has-sticky{padding-bottom:84px;background:var(--ink)}
@media (min-width:860px){body.has-sticky{padding-bottom:0;background:var(--white)}}
.sticky{
  position:fixed;left:0;right:0;bottom:0;z-index:100;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-top:1px solid var(--line);box-shadow:0 -8px 24px -12px rgba(14,17,20,.3);
  transform:translateY(130%);transition:transform .3s ease;
}
.sticky.on{transform:none}
.sticky .btn{min-height:54px}
@media (min-width:860px){.sticky{display:none}}

/* ---------- 15b. NUT LIEN HE NOI ---------- */
.fab{
  position:fixed;right:12px;bottom:14px;z-index:95;
  display:grid;gap:10px;justify-items:end;
}
/* tren dien thoai co thanh CTA dinh day -> day nut len cho khoi de nhau */
@media (max-width:859px){
  .fab{bottom:calc(16px + env(safe-area-inset-bottom));transition:bottom .3s ease}
  body.sticky-on .fab{bottom:calc(90px + env(safe-area-inset-bottom))}
}
.fab__btn{
  position:relative;width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;color:#fff;
  box-shadow:0 4px 10px rgba(14,17,20,.18),0 10px 24px -8px rgba(14,17,20,.45);
  transition:transform .18s ease,box-shadow .18s ease;
}
@media (min-width:860px){.fab{right:20px;bottom:20px;gap:12px}.fab__btn{width:54px;height:54px}}
.fab__btn:hover{transform:translateY(-3px) scale(1.04)}
.fab__btn svg{width:26px;height:26px}
@media (min-width:860px){.fab__btn svg{width:29px;height:29px}}
.fab__btn--mess{background:linear-gradient(145deg,#00B2FF,#006AFF 55%,#A033FF)}
.fab__btn--zalo{background:#0068FF}
.fab__btn--zalo svg{width:44px;height:44px}
.fab__btn--tel{background:var(--red)}
/* nhan chu chi hien tren may tinh, khi ro chuot vao */
.fab__tip{
  position:absolute;right:calc(100% + 10px);top:50%;transform:translateY(-50%) translateX(6px);
  background:var(--ink);color:#fff;font-size:12.5px;font-weight:600;line-height:1;
  padding:9px 13px;border-radius:var(--r-pill);white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease;
}
.fab__btn:hover .fab__tip,.fab__btn:focus-visible .fab__tip{opacity:1;transform:translateY(-50%) translateX(0)}
@media (max-width:859px){.fab__tip{display:none}}
/* vong nhip nhe o nut goi — mo mot lan moi 4 giay, khong gay roi mat */
@keyframes fabRing{
  0%{box-shadow:0 0 0 0 rgba(200,16,46,.55)}
  55%{box-shadow:0 0 0 14px rgba(200,16,46,0)}
  100%{box-shadow:0 0 0 0 rgba(200,16,46,0)}
}
.fab__btn--tel::after{
  content:"";position:absolute;inset:0;border-radius:50%;animation:fabRing 4s ease-out infinite;
}
@media (prefers-reduced-motion:reduce){.fab__btn--tel::after{animation:none}}

/* ---------- 16. REVEAL ---------- */
.reveal{opacity:0;transform:translateY(18px);
  transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* ---------- 17. FALLBACK ANH THIEU ---------- */
.img-missing{
  background:repeating-linear-gradient(135deg,#F5F1EC,#F5F1EC 12px,#EFE9E2 12px,#EFE9E2 24px);
  border:1.5px dashed #D6CDC3;position:relative;min-height:200px;display:grid;place-content:center;
  text-align:center;padding:20px;border-radius:var(--r-lg);
}
.img-missing span{font-size:12.5px;font-weight:700;color:#8C8177;letter-spacing:.02em;line-height:1.55}