/* ===== BỘT NGŨ CỐC 12 LOẠI HẠT — Landing Page ===== */
:root{
  --green:#1f6b46;
  --green-d:#14513a;
  --green-l:#2f9163;
  --cream:#fdfaf3;
  --cream-2:#f7f1e3;
  --gold:#c8963e;
  --gold-l:#e8c07a;
  --red:#d4442f;
  --ink:#1c2620;
  --ink-2:#4a5750;
  --ink-3:#7b8a82;
  --line:#e6ddc9;
  --white:#fff;
  --shadow-s:0 2px 8px rgba(28,38,32,.06);
  --shadow-m:0 8px 28px rgba(28,38,32,.10);
  --shadow-l:0 20px 60px rgba(28,38,32,.14);
  --r-s:10px; --r-m:16px; --r-l:26px;
  --max:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:74px}
body{
  margin:0;font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  color:var(--ink);background:var(--cream);line-height:1.65;font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0}
h1,h2,h3,h4{margin:0;line-height:1.22;letter-spacing:-.02em;font-weight:800}
p{margin:0}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.sec{padding:72px 0}
.sec--tight{padding:52px 0}
.sec--cream{background:var(--cream-2)}
.sec--green{background:linear-gradient(160deg,var(--green-d),var(--green) 60%,var(--green-l));color:#fff}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--green);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold);border-radius:2px}
.sec--green .eyebrow{color:var(--gold-l)}
.h2{font-size:clamp(24px,3.4vw,38px);margin-bottom:12px}
.lead{color:var(--ink-2);font-size:16.5px;max-width:64ch}
.sec--green .lead{color:rgba(255,255,255,.82)}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.center .eyebrow{justify-content:center}

/* ============ TOP BAR ============ */
.topbar{
  background:var(--green-d);color:#fff;font-size:13px;padding:9px 0;
  overflow:hidden;white-space:nowrap;
}
.topbar__track{display:inline-flex;gap:44px;animation:slide 26s linear infinite;will-change:transform}
.topbar__track span{display:inline-flex;align-items:center;gap:7px;opacity:.94}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.topbar__track{animation:none}}

/* ============ HEADER ============ */
.hdr{
  position:sticky;top:0;z-index:90;background:rgba(253,250,243,.92);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.02em}
.logo__mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 36px;
  background:linear-gradient(145deg,var(--green-l),var(--green-d));
  display:grid;place-items:center;color:#fff;font-size:17px;box-shadow:var(--shadow-s);
}
.logo small{display:block;font-size:11px;font-weight:600;letter-spacing:.1em;color:var(--ink-3);text-transform:uppercase;line-height:1;white-space:nowrap}
.hdr__nav{display:flex;gap:26px;font-size:14.5px;font-weight:600;color:var(--ink-2)}
.hdr__nav a:hover{color:var(--green)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;transition:transform .18s,box-shadow .18s,background .18s;
  white-space:nowrap;
}
.btn--sm{padding:10px 20px;font-size:14px}
.btn--lg{padding:17px 38px;font-size:16.5px}
.btn--primary{
  background:linear-gradient(135deg,var(--red),#b8351f);color:#fff;
  box-shadow:0 8px 24px rgba(212,68,47,.32);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(212,68,47,.42)}
.btn--gold{
  background:linear-gradient(135deg,var(--gold-l),var(--gold));color:#3a2a08;
  box-shadow:0 8px 24px rgba(200,150,62,.34);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(200,150,62,.44)}
.btn--ghost{background:transparent;border:1.5px solid var(--line);color:var(--ink-2)}
.btn--ghost:hover{border-color:var(--green);color:var(--green)}
.pulse{animation:pulseBtn 2.4s ease-in-out infinite}
@keyframes pulseBtn{
  0%,100%{box-shadow:0 8px 24px rgba(212,68,47,.32)}
  50%{box-shadow:0 8px 24px rgba(212,68,47,.32),0 0 0 12px rgba(212,68,47,.09)}
}
@media(prefers-reduced-motion:reduce){.pulse{animation:none}}
@media(max-width:900px){.hdr__nav{display:none}}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 520px at 88% 8%,rgba(47,145,99,.10),transparent 62%),
  radial-gradient(700px 480px at 4% 92%,rgba(200,150,62,.13),transparent 60%),
  var(--cream);
}
.hero__in{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;padding:56px 20px 68px}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:8px 16px 8px 9px;font-size:13px;font-weight:700;color:var(--green-d);
  box-shadow:var(--shadow-s);margin-bottom:20px;
}
.hero__badge i{
  width:22px;height:22px;border-radius:50%;background:var(--green);color:#fff;
  display:grid;place-items:center;font-style:normal;font-size:12px;
}
.hero h1{font-size:clamp(31px,4.9vw,54px);letter-spacing:-.035em}
.hero h1 em{
  font-style:normal;color:var(--green);position:relative;white-space:nowrap;
}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:.06em;height:.32em;
  background:linear-gradient(90deg,rgba(232,192,122,.62),rgba(232,192,122,.18));
  border-radius:4px;z-index:-1;
}
.hero__sub{margin-top:18px;font-size:17px;color:var(--ink-2);max-width:52ch}
.hero__sub b{color:var(--ink);font-weight:700}

/* giá */
.price{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin:26px 0 6px;padding:18px 22px;background:#fff;border-radius:var(--r-m);
  border:1px solid var(--line);box-shadow:var(--shadow-s);
}
.price__now{font-size:38px;font-weight:800;color:var(--red);letter-spacing:-.03em;line-height:1}
.price__now small{font-size:18px;font-weight:700}
.price__old{font-size:19px;color:var(--ink-3);text-decoration:line-through;font-weight:600}
.price__off{
  background:var(--red);color:#fff;font-size:12.5px;font-weight:800;
  padding:5px 11px;border-radius:8px;letter-spacing:.02em;
}
.price__note{font-size:13px;color:var(--ink-3);margin-top:10px;width:100%}

/* đếm ngược */
.cd{margin:22px 0 26px}
.cd__lbl{font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:10px;display:flex;align-items:center;gap:7px}
.cd__lbl b{color:var(--red)}
.cd__row{display:flex;gap:10px}
.cd__box{
  width:64px;background:#fff;border:1px solid var(--line);border-radius:12px;
  text-align:center;padding:9px 0 7px;box-shadow:var(--shadow-s);
}
.cd__box b{display:block;font-size:23px;font-weight:800;color:var(--ink);line-height:1.1;font-variant-numeric:tabular-nums}
.cd__box span{font-size:10.5px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;font-weight:600}

.hero__cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.trust-line{display:flex;gap:20px;flex-wrap:wrap;margin-top:22px;font-size:13.5px;color:var(--ink-2);font-weight:600}
.trust-line span{display:inline-flex;align-items:center;gap:7px}
.trust-line svg{flex:0 0 17px;color:var(--green)}

/* ảnh hero */
.hero__media{position:relative}
.hero__img{
  border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow-l);
  border:1px solid rgba(255,255,255,.7);background:#fff;
  aspect-ratio:1/1;
}
.hero__img img{width:100%;height:100%;object-fit:cover}
.hero__sticker{
  position:absolute;background:#fff;border-radius:var(--r-m);padding:12px 16px;
  box-shadow:var(--shadow-m);font-size:13px;font-weight:700;display:flex;align-items:center;gap:10px;
}
.hero__sticker--1{top:16px;left:-14px;color:var(--green-d)}
.hero__sticker--2{bottom:20px;right:-10px;color:var(--ink)}
.hero__sticker--3{top:44%;right:-22px;color:var(--red);flex-direction:column;gap:2px;text-align:center;padding:12px 14px}
.hero__sticker--3 b{font-size:22px;line-height:1}
.hero__sticker--3 small{font-size:11px;color:var(--ink-3);font-weight:600}
.hero__sticker .ico{
  width:28px;height:28px;border-radius:8px;background:var(--cream-2);
  display:grid;place-items:center;flex:0 0 28px;font-size:14px;
}
@media(max-width:960px){
  .hero__in{grid-template-columns:1fr;gap:36px;padding:34px 20px 52px}
  .hero__media{order:-1;max-width:520px;margin:0 auto;width:100%}
  .hero__sticker--1{left:8px}.hero__sticker--3{right:0;padding:10px 10px}
  .hero__sticker--2{right:6px}
  .hero__sticker{font-size:12px;padding:10px 12px}
}

/* ============ MARQUEE hạt ============ */
.seeds{background:var(--green-d);color:#fff;padding:16px 0;overflow:hidden}
.seeds__track{display:inline-flex;gap:14px;animation:slide 34s linear infinite;white-space:nowrap}
.seeds__item{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:7px 15px;
  font-size:13.5px;font-weight:600;
}
@media(prefers-reduced-motion:reduce){.seeds__track{animation:none}}

/* ============ VẤN ĐỀ ============ */
.pains{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.pain{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px 22px;
  box-shadow:var(--shadow-s);position:relative;
}
.pain__n{font-size:12px;font-weight:800;color:var(--gold);letter-spacing:.1em;margin-bottom:10px}
.pain h3{font-size:17px;margin-bottom:8px}
.pain p{font-size:14.5px;color:var(--ink-2)}
@media(max-width:860px){.pains{grid-template-columns:1fr}}

/* ============ THÀNH PHẦN ============ */
.ingredients{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:36px}
/* anh thanh phan */
.tp-fig{margin:34px auto 0;max-width:880px;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow-m);border:1px solid var(--line)}
.tp-fig img{display:block;width:100%;height:auto}
/* anh cach dung */
.cd-fig{margin:30px auto 0;max-width:680px;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow-m);border:1px solid var(--line);background:#fff}
.cd-fig img{display:block;width:100%;height:auto}
.cd-fig figcaption{padding:12px 16px;font-size:13px;color:var(--ink-3);text-align:center;border-top:1px solid var(--line)}
.ing{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:20px 16px;
  text-align:center;box-shadow:var(--shadow-s);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.ing:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:var(--gold-l)}
.ing__ico{
  width:46px;height:46px;margin:0 auto 11px;border-radius:13px;
  display:grid;place-items:center;color:var(--green-d);
  background:linear-gradient(145deg,#e6f4ec,#d5ebdd);
  border:1px solid #cfe6d8;
}
.ing__ico svg{width:26px;height:26px;stroke-width:2.1}
.ing h4{font-size:14.5px;margin-bottom:5px;letter-spacing:0}
.ing p{font-size:12.5px;color:var(--ink-3);line-height:1.5}
@media(max-width:900px){.ingredients{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.ingredients{grid-template-columns:repeat(2,1fr)}}

/* ============ LỢI ÍCH ============ */
.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:36px}
.ben{
  display:flex;gap:16px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.13);border-radius:var(--r-m);padding:22px 22px;
}
.ben__ico{
  flex:0 0 46px;width:46px;height:46px;border-radius:13px;background:rgba(255,255,255,.13);
  display:grid;place-items:center;font-size:21px;
}
.ben h3{font-size:16.5px;margin-bottom:6px;color:#fff}
.ben p{font-size:14px;color:rgba(255,255,255,.76);line-height:1.6}
@media(max-width:800px){.benefits{grid-template-columns:1fr}}

/* ============ AI NÊN DÙNG ============ */
.personas{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.persona{
  display:flex;gap:13px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-m);padding:18px;box-shadow:var(--shadow-s);
}
.persona__ico{
  flex:0 0 38px;width:38px;height:38px;border-radius:11px;background:var(--cream-2);
  display:grid;place-items:center;font-size:18px;
}
.persona h4{font-size:14.5px;margin-bottom:3px;letter-spacing:0}
.persona p{font-size:13px;color:var(--ink-3);line-height:1.5}
@media(max-width:900px){.personas{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.personas{grid-template-columns:1fr}}

/* ============ CÁCH DÙNG ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px;counter-reset:s}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:26px 22px 24px;
  position:relative;box-shadow:var(--shadow-s);
}
.step::before{
  counter-increment:s;content:counter(s);
  position:absolute;top:-15px;left:22px;width:34px;height:34px;border-radius:50%;
  background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;
  box-shadow:0 4px 12px rgba(31,107,70,.3);
}
.step h4{font-size:16px;margin-bottom:7px}
.step p{font-size:14px;color:var(--ink-2)}
.step b{color:var(--green);font-weight:700}
@media(max-width:800px){.steps{grid-template-columns:1fr}}

.recipes{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}
.recipe{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;box-shadow:var(--shadow-s)}
.recipe__tag{
  display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 11px;border-radius:7px;margin-bottom:12px;
}
.recipe__tag--down{background:#e7f3ec;color:var(--green-d)}
.recipe__tag--up{background:#fdf1e2;color:#8a5a13}
.recipe h4{font-size:16px;margin-bottom:10px}
.recipe ul{margin:0;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.85}
.recipe ul li::marker{color:var(--green)}
@media(max-width:720px){.recipes{grid-template-columns:1fr}}

/* ============ SO SÁNH ============ */
.cmp{width:100%;border-collapse:separate;border-spacing:0;margin-top:32px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;
  box-shadow:var(--shadow-s);font-size:14.5px}
.cmp th,.cmp td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--cream-2);font-size:13px;font-weight:800;letter-spacing:.02em}
.cmp thead th:nth-child(2){background:#eaf5ee;color:var(--green-d)}
.cmp tbody tr:last-child td{border-bottom:0}
.cmp td:first-child{font-weight:600;color:var(--ink-2)}
.cmp .yes{color:var(--green);font-weight:700}
.cmp .no{color:var(--ink-3)}
.cmp td:nth-child(2){background:#f6fbf7}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:32px}
.tbl-scroll .cmp{margin-top:0;min-width:560px}
/* goi y vuot ngang tren dien thoai */
@media(max-width:700px){
  .tbl-scroll{position:relative;
    background-image:linear-gradient(to left,rgba(0,0,0,.13),rgba(0,0,0,0));
    background-position:right center;background-size:26px 100%;background-repeat:no-repeat;
    padding-right:14px;margin-right:-4px}
  .tbl-scroll::after{
    content:"vuốt ngang để xem thêm →";position:sticky;left:0;display:block;width:100%;
    font-size:12.5px;font-weight:700;color:var(--green);text-align:right;
    padding:9px 6px 2px;letter-spacing:.01em}
  .cmp{min-width:520px}
}
@media(max-width:700px){.cmp th,.cmp td{padding:12px 13px;font-size:13.5px}}

/* ============ GALLERY ============ */
/* ============ REVIEW ============ */
.rv-top{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:center;margin-bottom:30px}
.rv-score{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-m);padding:12px 20px;box-shadow:var(--shadow-s)}
.rv-score b{font-size:30px;color:var(--green-d);line-height:1}
.rv-stars{color:var(--gold);font-size:16px;letter-spacing:2px}
.rv-score small{font-size:12.5px;color:var(--ink-3);display:block}
.reviews{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:20px;box-shadow:var(--shadow-s)}
.review__hd{display:flex;align-items:center;gap:11px;margin-bottom:11px}
.review__av{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;display:grid;place-items:center;
  font-weight:800;font-size:14.5px;color:#fff;background:linear-gradient(145deg,var(--green-l),var(--green-d));
}
.review__nm{font-size:14.5px;font-weight:700;line-height:1.3}
.review__meta{font-size:12px;color:var(--ink-3);display:flex;align-items:center;gap:6px;margin-top:2px}
.review__meta .vrf{color:var(--green);font-weight:700;display:inline-flex;align-items:center;gap:3px}
.review__txt{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.review__st{color:var(--gold);font-size:13px;letter-spacing:1.5px;margin-bottom:7px}
.rv-more{text-align:center;margin-top:20px;font-size:13px;color:var(--ink-3)}
.rv-toggle{
  display:block;margin:20px auto 0;background:#fff;color:var(--green);
  border:1.5px solid var(--green);border-radius:999px;padding:12px 26px;
  font-family:inherit;font-size:14.5px;font-weight:700;cursor:pointer;
}
.rv-toggle:active{transform:scale(.98)}
@media(max-width:760px){.reviews{grid-template-columns:1fr}}

/* ============ VIDEO ============ */
.vid2{
  display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);
  gap:56px;align-items:center;margin-top:8px;
}
.vid2__media{display:flex;justify-content:center}
.vid__el{
  display:block;width:100%;max-width:340px;height:auto;aspect-ratio:576/1024;
  background:#0d1b14;border-radius:20px;overflow:hidden;
  box-shadow:0 18px 48px rgba(20,50,35,.22),0 0 0 1px rgba(20,50,35,.08);
}
.vid2__txt .h2{margin-top:6px;margin-bottom:14px}
.vid2__list{list-style:none;padding:0;margin:20px 0 26px;display:grid;gap:11px}
.vid2__list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.5;color:var(--ink-2)}
.vid2__list svg{flex:0 0 18px;margin-top:2px;color:var(--green)}
.vid2__cta{
  display:inline-block;background:var(--green);color:#fff;text-decoration:none;
  padding:14px 30px;border-radius:999px;font-weight:700;font-size:15px;
  box-shadow:0 8px 20px rgba(30,90,60,.24);transition:transform .16s ease, box-shadow .16s ease;
}
.vid2__cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(30,90,60,.3)}
@media(max-width:860px){
  .vid2{grid-template-columns:1fr;gap:26px}
  .vid2__media{order:-1}
  .vid2__txt{text-align:center}
  .vid2__list{justify-items:start;max-width:420px;margin-left:auto;margin-right:auto;text-align:left}
  .vid2__cta{width:100%;text-align:center;box-sizing:border-box}
}
@media(max-width:520px){
  .vid__el{max-width:100%;border-radius:16px}
}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:34px auto 0}
.faq__item{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);margin-bottom:11px;overflow:hidden}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 22px;background:none;text-align:left;font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq__q i{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:var(--cream-2);
  display:grid;place-items:center;font-style:normal;font-size:16px;color:var(--green-d);
  transition:transform .25s,background .25s;
}
.faq__item.open .faq__q i{transform:rotate(45deg);background:var(--green);color:#fff}
.faq__a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq__a p{padding:0 22px 20px;font-size:14.5px;color:var(--ink-2);line-height:1.75}

/* ============ FORM ĐẶT HÀNG ============ */
.order{background:linear-gradient(165deg,var(--green-d) 0%,var(--green) 55%,#25714b 100%);color:#fff;position:relative;overflow:hidden}
.order::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,192,122,.16),transparent 68%);top:-180px;right:-140px;
}
.order__in{position:relative;display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start;padding:66px 0}
.order__left h2{font-size:clamp(25px,3.3vw,36px);margin-bottom:14px}
.order__left .lead{color:rgba(255,255,255,.84)}
.order__list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:13px}
.order__list li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.9)}
.order__list .ck{
  flex:0 0 21px;width:21px;height:21px;border-radius:50%;background:rgba(255,255,255,.16);
  display:grid;place-items:center;font-size:11px;color:var(--gold-l);margin-top:2px;
}

.form{background:#fff;border-radius:var(--r-l);padding:30px;box-shadow:var(--shadow-l);color:var(--ink)}
.form__h{font-size:20px;font-weight:800;margin-bottom:5px;letter-spacing:-.02em}
.form__sub{font-size:13.5px;color:var(--ink-3);margin-bottom:22px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;font-size:15px;font-family:inherit;color:var(--ink);
  background:var(--cream);border:1.5px solid var(--line);border-radius:11px;
  transition:border-color .18s,background .18s,box-shadow .18s;
  -webkit-appearance:none;appearance:none;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 4px rgba(47,145,99,.11);
}
.field input.err,.field select.err{border-color:var(--red);background:#fff5f3}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237b8a82' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center;padding-right:40px;
}
.field select:disabled{opacity:.55;cursor:not-allowed}
.field__err{font-size:12px;color:var(--red);margin-top:5px;display:none;font-weight:600}
.field__err.show{display:block}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.row2{grid-template-columns:1fr}}

/* chọn combo */
.combos{display:grid;gap:10px;margin-bottom:6px}
.combo{
  display:flex;align-items:center;gap:13px;padding:14px 16px;border:1.5px solid var(--line);
  border-radius:13px;cursor:pointer;transition:border-color .18s,background .18s,box-shadow .18s;
  position:relative;background:var(--cream);
}
.combo:hover{border-color:var(--green-l)}
.combo.sel{border-color:var(--green);background:#f3faf6;box-shadow:0 0 0 3px rgba(47,145,99,.10)}
.combo input{position:absolute;opacity:0;pointer-events:none}
.combo__radio{
  flex:0 0 21px;width:21px;height:21px;border-radius:50%;border:2px solid #cfd8d3;display:grid;place-items:center;
  transition:border-color .18s;
}
.combo.sel .combo__radio{border-color:var(--green)}
.combo.sel .combo__radio::after{content:"";width:11px;height:11px;border-radius:50%;background:var(--green)}
.combo__body{flex:1 1 auto;min-width:0}
.combo__nm{display:block;font-size:14.5px;font-weight:700;line-height:1.35}
.combo__ds{display:block;font-size:12px;color:var(--ink-3);margin-top:2px}
.combo__pr{text-align:right;flex:0 0 auto}
.combo__pr b{font-size:16.5px;color:var(--red);display:block;line-height:1.2}
.combo__pr s{font-size:12px;color:var(--ink-3)}
.combo__save{
  font-size:10.5px;font-weight:800;color:#8a5a13;background:#fdf1e2;
  padding:2px 7px;border-radius:5px;display:inline-block;margin-top:3px;letter-spacing:.02em;
}
.combo__badge{
  position:absolute;top:-8px;right:14px;background:var(--red);color:#fff;font-size:11px;
  font-weight:800;padding:3px 9px;border-radius:6px;letter-spacing:.04em;
}

/* tổng tiền */
.total{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:var(--cream-2);border:1px dashed var(--line);border-radius:13px;
  padding:15px 18px;margin:18px 0 20px;
}
.total__l{font-size:13.5px;color:var(--ink-2);font-weight:600}
.total__l span{display:block;font-size:11.5px;color:var(--ink-3);font-weight:500;margin-top:2px}
.total__v{font-size:25px;font-weight:800;color:var(--red);letter-spacing:-.02em;white-space:nowrap}

.form__note{font-size:12px;color:var(--ink-3);text-align:center;margin-top:12px;line-height:1.6}
.form__ok{
  display:none;text-align:center;padding:26px 10px;
}
.form__ok.show{display:block}
.form__ok .big{font-size:46px;line-height:1;margin-bottom:14px}
.form__ok h3{font-size:21px;margin-bottom:9px;color:var(--green-d)}
.form__ok p{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.form__ok .code{
  display:inline-block;margin-top:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  background:var(--cream-2);border:1px dashed var(--line);padding:9px 16px;border-radius:9px;
  font-size:15px;font-weight:700;color:var(--green-d);letter-spacing:.06em;
}
@media(max-width:920px){.order__in{grid-template-columns:1fr;gap:34px;padding:50px 0}}
@media(max-width:520px){.form{padding:22px 18px}.total__v{font-size:21px}}

/* ============ CAM KẾT ============ */
.pledge{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.pl{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px 19px;text-align:center;box-shadow:var(--shadow-s)}
.pl__ico{font-size:27px;margin-bottom:11px}
.pl h4{font-size:14.5px;margin-bottom:6px;letter-spacing:0}
.pl p{font-size:12.5px;color:var(--ink-3);line-height:1.55}
@media(max-width:900px){.pledge{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.pledge{grid-template-columns:1fr}}

/* ============ FOOTER ============ */
.ftr{background:#12241b;color:rgba(255,255,255,.72);padding:52px 0 0;font-size:14px}
.ftr__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px}
/* an cot "Liên hệ" -> dan 2 cot cho can doi (chi desktop) */
@media(min-width:801px){.ftr__grid.no-contact{grid-template-columns:minmax(0,1.7fr) 1fr 1fr}}
.ftr h4{color:#fff;font-size:14.5px;margin-bottom:14px;letter-spacing:0}
.ftr ul{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:13.5px}
.ftr ul a:hover{color:var(--gold-l)}
.ftr .logo{color:#fff;margin-bottom:14px}
.ftr .logo small{color:rgba(255,255,255,.5)}
.ftr p{font-size:13.5px;line-height:1.75;max-width:38ch}
.ftr__bot{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:12.5px;color:rgba(255,255,255,.5);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:800px){.ftr__grid{grid-template-columns:1fr;gap:26px}}

/* ============ STICKY CTA mobile ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:95;padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(253,250,243,.96);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);display:none;align-items:center;gap:12px;
  transform:translateY(110%);transition:transform .3s ease;
}
.sticky-cta.show{transform:translateY(0)}
.sticky-cta__p{flex:0 0 auto;line-height:1.15}
.sticky-cta__p b{display:block;font-size:19px;color:var(--red);font-weight:800}
.sticky-cta__p s{font-size:12px;color:var(--ink-3)}
.sticky-cta .btn{flex:1 1 auto}
@media(max-width:820px){
  .sticky-cta{display:flex}
  /* chừa chỗ cho sticky CTA, tránh che form/footer (CTA cao 82px) */
  body{padding-bottom:calc(96px + env(safe-area-inset-bottom))}
}

/* ============ TOAST "vừa có người đặt" ============ */
.proof{
  position:fixed;left:14px;bottom:16px;z-index:94;
  display:flex;align-items:center;gap:11px;max-width:330px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 12px 32px rgba(20,50,35,.16);
  padding:11px 34px 11px 12px;
  opacity:0;transform:translateY(14px) scale(.97);pointer-events:none;
  transition:opacity .32s ease,transform .32s ease;
}
.proof.show{opacity:1;transform:none;pointer-events:auto}
.proof__av{
  flex:0 0 38px;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(145deg,#e6f4ec,#d5ebdd);font-size:19px;
}
.proof__body{min-width:0}
.proof__t{font-size:13px;line-height:1.4;color:var(--ink-2)}
.proof__t b{color:var(--ink);font-weight:700}
.proof__m{font-size:11.5px;color:var(--green);font-weight:700;margin-top:2px}
.proof__x{
  position:absolute;top:0;right:0;width:40px;height:40px;border:0;border-radius:0 12px 0 12px;
  background:transparent;color:var(--ink-3);font-size:20px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
}
.proof__x:hover{background:var(--cream-2);color:var(--ink)}
@media(max-width:820px){.proof{left:10px;right:10px;bottom:82px;max-width:none}}

/* ============ REVEAL ============ */
.rv{opacity:1;transform:none}
html.js .rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html.js .rv{opacity:1;transform:none;transition:none}}

/* ============ BACK TO TOP ============ */
.to-top{
  position:fixed;right:16px;bottom:76px;z-index:94;width:44px;height:44px;border-radius:50%;
  background:var(--green-d);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-m);
  opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;font-size:17px;
}
.to-top.show{opacity:1;pointer-events:auto}
@media(min-width:821px){.to-top{bottom:22px}}
/* Mobile: nút nổi đè lên nội dung form -> ẩn, đã có sticky CTA */
@media(max-width:820px){.to-top{display:none}}