/* ==========================================================================
   KingWrap – Landing page combo ưu đãi
   ========================================================================== */

:root{
  --black:#0a0a0c;
  --black-2:#111114;
  --black-3:#17171c;
  --line:rgba(255,255,255,.09);
  --white:#ffffff;
  --text:#d7d7dd;
  --muted:#95959f;

  --gold-1:#f7e08a;
  --gold-2:#d4af37;
  --gold-3:#a97f22;
  --gold-grad:linear-gradient(135deg,#f9edb0 0%,#d4af37 45%,#a97f22 100%);

  --radius:16px;
  --radius-sm:10px;
  --container:1200px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none !important}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--black);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{color:var(--white);line-height:1.2;margin:0 0 .6em;font-weight:800}
p{margin:0 0 1em}

.container{width:min(100% - 40px,var(--container));margin-inline:auto}
.gold{
  background:var(--gold-grad);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:14px 30px;border:0;border-radius:999px;cursor:pointer;
  font:inherit;font-weight:700;font-size:15px;letter-spacing:.2px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  text-align:center;
}
.btn--gold{background:var(--gold-grad);color:#221a05;box-shadow:0 10px 26px rgba(212,175,55,.28)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(212,175,55,.42)}
.btn--ghost{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.28)}
.btn--ghost:hover{border-color:var(--gold-2);color:var(--gold-1)}
.btn--sm{padding:9px 20px;font-size:14px}
.btn--lg{padding:17px 30px;font-size:16px}
.btn--block{width:100%}

.eyebrow{
  display:inline-block;margin:0 0 12px;
  font-size:13px;font-weight:700;letter-spacing:2.4px;text-transform:uppercase;
  color:var(--gold-2);
}
.lead{font-size:16.5px;color:var(--text)}

/* ---------- Header ---------- */
.header{
  position:fixed;inset:0 0 auto;z-index:60;
  background:rgba(10,10,12,.55);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:.25s ease;
}
.header.is-stuck{background:rgba(10,10,12,.93);border-bottom-color:var(--line)}
.header__inner{display:flex;align-items:center;gap:24px;height:72px}

.logo{display:flex;align-items:center;flex-shrink:0}
.logo img{width:auto;height:40px}
.logo--footer img{height:44px}

.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{font-size:15px;font-weight:500;color:var(--text);white-space:nowrap;transition:color .18s}
.nav a:hover{color:var(--gold-1)}
.nav__cta{color:#221a05 !important}

.header__phone{
  font-weight:800;font-size:16px;
  background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  white-space:nowrap;
}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--white);border-radius:2px;margin:5px 0;transition:.25s}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:130px 0 80px;overflow:hidden;
  background:
    radial-gradient(760px 520px at 22% 12%,rgba(212,175,55,.17),transparent 62%),
    linear-gradient(180deg,#0a0a0c 0%,#101014 55%,#0a0a0c 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.028) 0 1px,transparent 1px 46px);
}
.hero__glow{
  position:absolute;right:-120px;top:60px;width:620px;height:620px;
  background:radial-gradient(closest-side,rgba(212,175,55,.22),transparent);
  filter:blur(20px);pointer-events:none;
}
.hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.02fr .98fr;gap:60px;align-items:center;
}

.hero__eyebrow{
  display:inline-flex;align-items:center;gap:9px;margin:0 0 22px;padding:8px 18px;border-radius:999px;
  border:1px solid rgba(212,175,55,.42);background:rgba(212,175,55,.08);
  color:var(--gold-1);font-size:12.5px;font-weight:600;letter-spacing:1.1px;text-transform:uppercase;
}
.pulse{
  width:7px;height:7px;border-radius:50%;background:var(--gold-2);flex-shrink:0;
  box-shadow:0 0 0 0 rgba(212,175,55,.7);animation:pulse 2s ease-out infinite;
}
@keyframes pulse{
  70%{box-shadow:0 0 0 8px rgba(212,175,55,0)}
  100%{box-shadow:0 0 0 0 rgba(212,175,55,0)}
}

.hero__title{
  font-size:clamp(42px,5.6vw,72px);font-weight:900;letter-spacing:-1.5px;line-height:1;
  margin:0 0 24px;text-shadow:0 6px 40px rgba(0,0,0,.6);
}
.hero__sub{
  position:relative;display:block;width:fit-content;margin:14px 0 0;padding-bottom:14px;
  font-size:clamp(16px,1.75vw,21px);font-weight:700;color:var(--white);line-height:1.35;
  letter-spacing:normal;
}
.hero__sub::after{
  content:"";position:absolute;left:0;bottom:0;width:74px;height:3px;border-radius:2px;
  background:var(--gold-grad);
}
.hero__desc{max-width:520px;margin:0 0 30px;font-size:16.5px;color:var(--text)}
.hero__cta{display:flex;gap:13px;flex-wrap:wrap;margin-bottom:42px}

.stats{
  display:flex;flex-wrap:wrap;
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(255,255,255,.03);overflow:hidden;
}
.stats li{
  flex:1 1 0;min-width:120px;padding:20px 8px 20px 22px;
  display:flex;flex-direction:column;gap:1px;
  border-right:1px solid var(--line);
}
.stats li:last-child{border-right:0}
.stats strong{
  font-size:30px;font-weight:900;line-height:1.15;
  background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stats strong span{font-size:16px}
.stats li>span{font-size:12.5px;color:var(--muted)}

/* Hình minh hoạ hero */
.hero__visual{position:relative}
.hero__stack{position:relative;padding-top:96%}
.hero__card{
  position:absolute;border-radius:18px;border:1px solid rgba(255,255,255,.1);
  box-shadow:0 26px 60px rgba(0,0,0,.62);
}
.hero__card--back{
  width:62%;top:0;right:0;transform:rotate(5deg);opacity:.72;
  animation:float 7s ease-in-out infinite;
}
.hero__card--front{
  width:78%;bottom:0;left:0;transform:rotate(-3deg);
  animation:float 7s ease-in-out infinite reverse;
}
.hero__tag{
  position:absolute;right:2%;bottom:9%;z-index:3;
  padding:14px 20px;border-radius:14px;
  background:var(--gold-grad);color:#221a05;
  box-shadow:0 16px 34px rgba(212,175,55,.34);
}
.hero__tag strong{display:block;color:#221a05;font-size:25px;font-weight:900;line-height:1;margin-bottom:4px}
.hero__tag span{font-size:11.5px;font-weight:700;line-height:1.3;letter-spacing:.2px;opacity:.82}
@keyframes float{
  0%,100%{translate:0 0}
  50%{translate:0 -14px}
}

/* ---------- Sections ---------- */
.section{padding:90px 0}
.section--alt{background:var(--black-2);border-block:1px solid var(--line)}
.section__head{text-align:center;max-width:760px;margin:0 auto 52px}
.section__title{font-size:clamp(25px,3.4vw,40px);margin-bottom:14px}
.section__sub{color:var(--muted);margin:0}

.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}

/* Collage ảnh phần giới thiệu */
.about__media{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.about__shot{margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.about__shot:first-child{margin-top:38px}
.about__shot img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .5s ease}
.about__shot:hover img{transform:scale(1.05)}

.brands{display:flex;flex-wrap:wrap;gap:9px;margin:26px 0 28px}
.brands li{
  padding:7px 15px;border-radius:8px;font-size:13.5px;font-weight:700;letter-spacing:.6px;
  color:var(--gold-1);background:rgba(212,175,55,.09);border:1px solid rgba(212,175,55,.26);
}
.about__cta{display:flex;gap:13px;flex-wrap:wrap}


.check-list{margin:0 0 28px;display:grid;gap:11px}
.check-list li{position:relative;padding-left:30px;font-size:15.5px}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:1px;
  width:20px;height:20px;display:grid;place-items:center;border-radius:50%;
  background:var(--gold-grad);color:#1a1405;font-size:12px;font-weight:900;
}

/* ---------- Services ---------- */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service{
  display:flex;flex-direction:column;
  padding:28px 24px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.service:hover,.service:focus-visible{transform:translateY(-5px);border-color:rgba(212,175,55,.5);box-shadow:var(--shadow)}
.service__more{
  margin-top:auto;padding-top:16px;display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:700;color:var(--gold-2);
  opacity:.75;transition:opacity .22s ease,gap .22s ease;
}
.service__more i{
  width:7px;height:7px;border-top:1.6px solid currentColor;border-right:1.6px solid currentColor;
  transform:rotate(45deg);
}
.service:hover .service__more{opacity:1;gap:11px}
.service__ico{
  width:50px;height:50px;display:grid;place-items:center;margin-bottom:18px;
  border-radius:14px;color:var(--gold-1);
  background:linear-gradient(150deg,rgba(212,175,55,.20),rgba(212,175,55,.04));
  border:1px solid rgba(212,175,55,.28);
  transition:background .22s ease,border-color .22s ease,transform .22s ease;
}
.service__ico svg{width:25px;height:25px;display:block}
.service:hover .service__ico{
  background:var(--gold-grad);color:#1a1405;border-color:transparent;transform:translateY(-2px);
}
.service h3{font-size:17px;margin-bottom:8px}
.service p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- Combos ---------- */
.combos{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.combo{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--black-3);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.combo:hover{transform:translateY(-6px);border-color:rgba(212,175,55,.55);box-shadow:var(--shadow)}
.combo--hot{border-color:rgba(212,175,55,.55);box-shadow:0 0 0 1px rgba(212,175,55,.18)}

.combo__img{position:relative;background:#000}
.combo__img img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .5s ease}
.combo:hover .combo__img img{transform:scale(1.04)}
.combo__badge{
  position:absolute;top:14px;left:14px;
  padding:7px 14px;border-radius:999px;
  background:var(--gold-grad);color:#1a1405;
  font-size:12.5px;font-weight:800;letter-spacing:.3px;
  box-shadow:0 6px 18px rgba(0,0,0,.4);
}
.combo__badge--hot{background:linear-gradient(135deg,#ff6a3d,#e8341c);color:#fff}

.combo__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.combo__name{font-size:18px;margin-bottom:14px;min-height:2.4em}
.combo__label{
  margin:0 0 8px;font-size:11.5px;font-weight:800;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--gold-2);
}
.combo__label em{font-style:normal;color:var(--muted);font-weight:600;letter-spacing:.4px;text-transform:none}
.combo__services{margin:0 0 18px;display:grid;gap:6px}
.combo__services li{position:relative;padding-left:18px;font-size:14.5px}
.combo__services li::before{content:"";position:absolute;left:2px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--gold-2)}
.combo__gifts{margin:0 0 20px;display:grid;gap:8px;flex:1}
.combo__gifts li{
  padding:10px 13px;border-radius:var(--radius-sm);font-size:14px;
  background:rgba(212,175,55,.09);border:1px dashed rgba(212,175,55,.34);
}
.combo__gifts b{color:var(--gold-1);white-space:nowrap}
.combo__note{margin:32px 0 0;text-align:center;font-size:13px;color:var(--muted)}

/* ---------- Why ---------- */
.whys{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why{padding:30px 24px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.03)}
.why strong{
  display:block;font-size:34px;font-weight:900;line-height:1;margin-bottom:14px;
  background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.why h3{font-size:17px;margin-bottom:8px}
.why p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- Form ---------- */
.section--form{
  background:
    radial-gradient(800px 400px at 15% 0%,rgba(212,175,55,.16),transparent 60%),
    var(--black);
}
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.form-intro__hotline{
  display:inline-block;font-size:16px;color:var(--text);
  padding:12px 22px;border-radius:999px;border:1px solid rgba(212,175,55,.4);background:rgba(212,175,55,.07);
}
.form-intro__hotline strong{color:var(--gold-1);letter-spacing:.4px}

.card{
  position:relative;
  padding:34px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(170deg,#16161b,#101013);box-shadow:var(--shadow);
}
.form__title{font-size:21px;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.field{margin-bottom:18px;display:flex;flex-direction:column}
.field label{margin-bottom:8px;font-size:14px;font-weight:600;color:var(--white)}
.field label span{color:var(--gold-2)}
.field label .opt{color:var(--muted);font-weight:400}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;font:inherit;font-size:15px;color:var(--white);
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius-sm);
  transition:border-color .18s,background .18s,box-shadow .18s;
}
.field textarea{resize:vertical;min-height:88px}
.field select{
  appearance:none;cursor:pointer;padding-right:40px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%23d4af37' stroke-width='1.8'><path d='M1 1.5 6 6.5 11 1.5'/></svg>");
  background-repeat:no-repeat;background-position:right 15px center;background-size:12px;
}
.field select option{background:#16161b;color:#fff}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold-2);background:rgba(212,175,55,.06);
  box-shadow:0 0 0 3px rgba(212,175,55,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#6d6d78}
.field select:disabled{opacity:.55;cursor:not-allowed}
.field .hint{font-size:12.5px;color:var(--muted);margin-top:6px}
.field .error{font-size:12.5px;color:#ff6b6b;margin-top:6px;display:none}
.field.has-error .error{display:block}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#ff6b6b}
.field.has-error .hint{display:none}

.form__policy{margin:14px 0 0;text-align:center;font-size:12.5px;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__alert{
  margin:14px 0 0;padding:12px 15px;border-radius:var(--radius-sm);
  background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.35);
  font-size:13.5px;color:#ffb3b3;text-align:center;
}
.form__alert a{color:#fff;text-decoration:underline;text-underline-offset:3px;font-weight:600}
.btn:disabled{opacity:.65;cursor:wait;transform:none}

.form__success{
  position:absolute;inset:0;z-index:3;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  padding:34px;text-align:center;border-radius:var(--radius);
  background:linear-gradient(170deg,#16161b,#101013);
}
.form__success-ico{
  width:64px;height:64px;display:grid;place-items:center;border-radius:50%;margin-bottom:10px;
  background:var(--gold-grad);color:#1a1405;font-size:30px;font-weight:900;
}
.form__success h4{font-size:22px;margin-bottom:6px}
.form__success p{color:var(--muted);font-size:14.5px;max-width:340px}

/* ---------- FAQ ---------- */
.container--narrow{width:min(100% - 40px,860px)}
.faq{display:grid;gap:12px}
.faq details{
  border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.03);
  transition:border-color .2s ease;
}
.faq details[open]{border-color:rgba(212,175,55,.4)}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:19px 56px 19px 22px;
  font-size:16px;font-weight:700;color:var(--white);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:24px;top:50%;
  width:9px;height:9px;margin-top:-6px;
  border-right:2px solid var(--gold-2);border-bottom:2px solid var(--gold-2);
  transform:rotate(45deg);transition:transform .25s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
.faq summary:hover{color:var(--gold-1)}
.faq details>div{padding:0 22px 20px;font-size:15px;color:var(--muted)}
.faq details>div p{margin:0}
.faq details a{color:var(--gold-1);text-decoration:underline;text-underline-offset:3px}

/* ---------- Footer ---------- */
.footer{background:var(--black-2);border-top:1px solid var(--line);padding:64px 0 0}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px}
.logo--footer{margin-bottom:16px}
.footer__desc{font-size:14.5px;color:var(--muted);max-width:360px}
.footer h4{font-size:14px;letter-spacing:1.4px;text-transform:uppercase;color:var(--gold-2);margin-bottom:8px}
.footer h4+p{margin-bottom:20px}
.footer p{font-size:14.5px;color:var(--muted)}
.footer a:hover{color:var(--gold-1)}
.footer__bottom{margin-top:46px;padding:20px 0;border-top:1px solid var(--line);font-size:13px;color:var(--muted);text-align:center}

/* ---------- FAB liên hệ ---------- */
.fabs{
  position:fixed;right:22px;bottom:22px;z-index:70;
  display:flex;flex-direction:column;gap:14px;
}
.fab{
  position:relative;
  width:54px;height:54px;display:grid;place-items:center;border-radius:50%;
  transition:transform .2s ease;
}
.fab:hover{transform:scale(1.07)}
.fab svg{width:100%;height:100%;display:block;position:relative;z-index:2;border-radius:50%}

.fab--call{box-shadow:0 10px 26px rgba(246,218,41,.4)}
.fab--zalo{box-shadow:0 10px 26px rgba(42,126,241,.4)}

.fab__ring{
  position:absolute;inset:0;border-radius:50%;border:2px solid;
  animation:ring 1.8s ease-out infinite;
}
.fab--call .fab__ring{border-color:rgba(246,218,41,.7)}
.fab--zalo .fab__ring{border-color:rgba(42,126,241,.75);animation-delay:.9s}
@keyframes ring{0%{transform:scale(1);opacity:.9}100%{transform:scale(1.55);opacity:0}}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .fab__ring,.pulse,.hero__card{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .services,.whys{grid-template-columns:repeat(2,1fr)}
  .about__media{max-width:560px;margin-inline:auto}
  .combos{grid-template-columns:repeat(2,1fr)}
  .grid-2,.form-wrap{grid-template-columns:1fr;gap:40px}
  .hero__inner{grid-template-columns:1fr;gap:48px;text-align:center;justify-items:center}
  .hero__desc{margin-inline:auto}
  .hero__cta{justify-content:center}
  .hero__sub{margin-inline:auto}
  .hero__sub::after{left:50%;transform:translateX(-50%)}
  .hero__visual{width:min(100%,520px)}
  .stats{width:100%;text-align:left}
  .stats li{padding:18px 10px 18px 18px}
  .footer__grid{grid-template-columns:1fr 1fr}
}

/* Hotline trên header nhường chỗ cho menu trước khi menu phải thu gọn */
@media (max-width:1280px){
  .header__phone{display:none}
}

@media (max-width:1150px){
  .burger{display:block;margin-left:auto}
  .nav{
    position:fixed;inset:72px 0 auto;flex-direction:column;align-items:stretch;gap:0;
    padding:10px 20px 24px;margin:0;
    background:rgba(10,10,12,.98);border-bottom:1px solid var(--line);
    transform:translateY(-140%);transition:transform .3s ease;
  }
  .nav.is-open{transform:none}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line)}
  .nav__cta{margin-top:16px;border-bottom:0}
}

/* Tablet: menu thu thành panel bên phải thay vì trải hết chiều ngang */
@media (min-width:700px) and (max-width:1150px){
  .nav{
    left:auto;right:0;width:340px;
    padding:12px 24px 26px;
    border-left:1px solid var(--line);
    border-bottom-left-radius:var(--radius);
    box-shadow:var(--shadow);
  }
}
@media (max-width:680px){
  .section{padding:64px 0}
  .hero{padding:110px 0 64px}
  .stats li{flex:1 1 50%;min-width:0;padding:16px 8px 16px 18px}
  .stats li:nth-child(2n){border-right:0}
  .stats li:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .stats strong{font-size:26px}
  .hero__tag{padding:11px 16px}
  .hero__tag strong{font-size:21px}
  .services,.whys,.combos,.footer__grid{grid-template-columns:1fr}
  .footer p a{display:inline-block;padding:9px 0}
  .footer h4+p,.footer p{margin-bottom:6px}
  .about__cta .btn,.hero__cta .btn{width:100%}
  .combo__name{min-height:0}
  .card{padding:24px}
  .hero__cta .btn{width:100%}
}

/* Màn rất nhỏ: 320 – 420px */
@media (max-width:420px){
  .hero__eyebrow{font-size:11px;letter-spacing:.6px;padding:7px 14px;gap:7px}
  .hero__title{font-size:38px;letter-spacing:-1px}
  .fabs{right:14px;bottom:14px;gap:10px}
  .fab{width:46px;height:46px}
  .stats li{padding:14px 6px 14px 14px}
  .stats strong{font-size:23px}
  .stats li>span{font-size:11.5px}
  .stats li:nth-child(2n) span,.stats li:nth-child(4) span{padding-right:34px}
  .btn{padding:13px 22px;font-size:14.5px}
  .faq summary{font-size:15px;padding:16px 48px 16px 18px}
  .faq details>div{padding:0 18px 18px}
  .combo__body,.service{padding:20px 18px}
}

/* Màn siêu rộng: tận dụng thêm không gian */
@media (min-width:1700px){
  :root{--container:1340px}
}