/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Be Vietnam Pro',system-ui,sans-serif;
  background:#FFFBF7;color:#1a1a2e;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

:root{
  --orange:#FF5A1F;
  --yellow:#FFB800;
  --navy:#1a1a2e;
  --bg:#FFFBF7;
  --card:#fff;
  --border:#F0E5D8;
  --muted:#6b6b7d;
}

.container{max-width:1240px;margin:0 auto;padding:0 24px}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4{font-family:'Unbounded',sans-serif;line-height:1.2;color:var(--navy)}
h1{font-size:clamp(2rem,4.6vw,3.6rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:700;letter-spacing:-.01em}
h3{font-size:1.3rem;font-weight:700}
.eyebrow{display:inline-block;color:var(--orange);font-weight:700;font-size:.85rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:12px}
/* "không cần bằng lái" – orange gradient ink only, no marker stripe */
.hl{padding:0}
.hl-ink{
  color:var(--orange);
  background:linear-gradient(100deg,#FF5A1F 0%,#FF9A3D 50%,#FF5A1F 100%);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  animation:hlFlow 5s ease-in-out infinite;
}
@keyframes hlFlow{0%{background-position:0 50%}50%{background-position:100% 50%}100%{background-position:0 50%}}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 24px -10px rgba(255,90,31,.55)}
.btn-primary:hover{transform:translateY(-2px);background:#ff4a0a;box-shadow:0 14px 28px -10px rgba(255,90,31,.7)}
.btn-outline{background:#fff;color:var(--navy);border:2px solid var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-lg{padding:16px 32px;font-size:1rem}

/* ===== HEADER ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,251,247,.97);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:24px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,var(--orange),var(--yellow));
  color:#fff;font-family:'Unbounded',sans-serif;font-weight:800;font-size:1rem;letter-spacing:-.02em;
  display:grid;place-items:center;
  box-shadow:0 6px 16px -6px rgba(255,90,31,.6);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text .brand{font-family:'Unbounded',sans-serif;font-weight:700;color:var(--navy);font-size:1.05rem}
.logo-text .tag{font-size:.78rem;color:var(--orange);font-weight:600}
.nav{display:flex;gap:28px;font-weight:500}
.nav a{color:var(--navy);font-size:.95rem;position:relative}
.nav a:hover{color:var(--orange)}
/* ===== HAMBURGER / MOBILE NAV ===== */
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border-radius:10px;border:1px solid var(--border);
  background:#fff;cursor:pointer;padding:0;flex-shrink:0;
}
.nav-toggle span{display:block;width:20px;height:2px;margin:0 auto;background:var(--navy);border-radius:2px;transition:transform .25s,opacity .25s}
.site-header.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.nav-open .nav-toggle span:nth-child(2){opacity:0}
.site-header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-offer{display:none}
@media(max-width:900px){
  .nav-toggle{display:flex}
  .header-auth{margin-left:auto}
  .nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:0 18px 32px -16px rgba(0,0,0,.3);
    padding:6px 0;
    max-height:0;overflow:hidden;visibility:hidden;opacity:0;
    transition:max-height .3s ease,opacity .25s ease,visibility .25s;
  }
  .site-header.nav-open .nav{max-height:360px;visibility:visible;opacity:1}
  .nav a{padding:14px 24px;font-size:1rem;min-height:48px;display:flex;align-items:center;width:100%}
  .nav a:hover{background:#FFF4EC;color:var(--orange)}
  .nav-offer{display:flex;color:var(--orange);font-weight:700;border-top:1px solid var(--border)}
}

/* ===== HERO ===== */
.hero{padding:32px 0 44px;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(135deg,#fff,#FFF4EC);border:1px solid #FFDFCC;
  padding:8px 18px 8px 13px;border-radius:999px;font-size:.85rem;font-weight:600;
  color:var(--orange);margin-bottom:18px;
  box-shadow:0 8px 20px -12px rgba(255,90,31,.55);
}
.hero-badge-dot{
  width:8px;height:8px;border-radius:50%;background:var(--orange);flex-shrink:0;
  box-shadow:0 0 0 0 rgba(255,90,31,.55);animation:badgePulse 1.9s infinite;
}
@keyframes badgePulse{
  0%{box-shadow:0 0 0 0 rgba(255,90,31,.5)}
  70%{box-shadow:0 0 0 8px rgba(255,90,31,0)}
  100%{box-shadow:0 0 0 0 rgba(255,90,31,0)}
}
.hero-text{position:relative}
.hero-text::before{
  content:"";position:absolute;z-index:-1;
  left:-8%;top:-6%;width:min(420px,75%);height:min(420px,75%);
  background:radial-gradient(circle at 40% 40%,rgba(255,90,31,.14),transparent 62%);
  filter:blur(6px);pointer-events:none;
}
.hero-text h1{
  position:relative;margin-bottom:20px;
  font-size:clamp(1.95rem,3.9vw,3.1rem);line-height:1.26;letter-spacing:-.005em;
}
.hero-spark{
  position:absolute;top:-.15em;right:.1em;font-size:.5em;color:var(--yellow);
  -webkit-text-fill-color:var(--yellow);
  animation:sparkTwinkle 2.6s ease-in-out infinite;pointer-events:none;
}
@keyframes sparkTwinkle{
  0%,100%{opacity:.35;transform:scale(.8) rotate(0deg)}
  50%{opacity:1;transform:scale(1.15) rotate(20deg)}
}
.hero-sub{font-size:1.06rem;color:var(--muted);margin-bottom:14px;max-width:560px;line-height:1.6}
.hero-sub b{color:var(--orange);font-weight:700}

/* trust pills */
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin:0 0 16px}
.hero-trust li{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--border);
  padding:7px 14px 7px 11px;border-radius:999px;
  font-size:.86rem;font-weight:600;color:var(--navy);
  box-shadow:0 4px 14px -10px rgba(0,0,0,.25);
}
.hero-trust .ht-ic{
  display:grid;place-items:center;width:18px;height:18px;border-radius:50%;
  background:#E6F7EC;color:#16A34A;font-size:.7rem;font-weight:800;
}

/* CTA polish */
.btn-shine{position:relative;overflow:hidden}
.btn-shine::after{
  content:"";position:absolute;top:0;left:-130%;width:55%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.5),transparent);
  transform:skewX(-20deg);
}
.btn-shine:hover::after{animation:btnShine .8s ease}
@keyframes btnShine{from{left:-130%}to{left:140%}}
.btn-arrow{display:inline-block;transition:transform .2s ease}
.btn-primary:hover .btn-arrow{transform:translateX(4px)}

/* stats */
.hero-stats > div{position:relative;padding-right:24px}
.hero-stats > div:not(:last-child)::after{
  content:"";position:absolute;right:0;top:8%;height:68%;width:1px;background:var(--border);
}

/* staggered entrance */
@keyframes heroUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.hero-text > *{animation:heroUp .6s ease both}
.hero-text .hero-badge{animation-delay:.05s}
.hero-text h1{animation-delay:.16s}
.hero-text .hero-sub{animation-delay:.28s}
.hero-text .hero-trust{animation-delay:.38s}
.hero-text .hero-cta{animation-delay:.48s}
.hero-text .hero-stats{animation-delay:.58s}
@media(prefers-reduced-motion:reduce){
  .hero-text > *,.hl-ink,.hero-badge-dot,.hero-spark,.btn-shine::after{animation:none}
}
.hero-cta{display:flex;gap:14px;margin-bottom:28px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap}
.hero-stats > div{display:flex;flex-direction:column}
.hero-stats b{font-family:'Unbounded',sans-serif;font-size:2rem;font-weight:800;color:var(--orange);line-height:1}
.hero-stats span{font-size:.85rem;color:var(--muted);margin-top:6px}

.hero-visual{position:relative;height:520px}
.hero-blob{
  position:absolute;inset:0;
  background:radial-gradient(circle at 60% 40%,rgba(255,184,0,.28),transparent 60%),
             radial-gradient(circle at 30% 80%,rgba(255,90,31,.22),transparent 60%);
  z-index:0;
}
.hero-card{
  position:absolute;border-radius:24px;overflow:hidden;
  box-shadow:0 30px 60px -20px rgba(0,0,0,.18);
  border:6px solid #fff;background:#fff;
  transition:transform .3s ease;
}
.hero-card img{width:100%;height:100%;object-fit:cover}
.hero-card:hover{transform:scale(1.03) rotate(-1deg)}
.hc-1{width:65%;height:65%;top:0;right:0;transform:rotate(3deg);z-index:3}
.hc-2{width:55%;height:55%;bottom:6%;left:0;transform:rotate(-4deg);z-index:2}
.hc-3{width:45%;height:50%;bottom:0;right:8%;transform:rotate(6deg);z-index:1}
@media(max-width:900px){
  .hero{padding:50px 0 40px}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-text,.hero-visual{min-width:0}
  /* stacked layout: show one clean framed photo instead of the cramped collage */
  .hero-visual{height:auto;width:100%;max-width:460px;margin:0 auto}
  .hero-blob,.hc-2,.hc-3{display:none}
  .hc-1{position:static;width:100%;height:auto;aspect-ratio:16/11;transform:none}
  .hero-card:hover{transform:none}
}

/* ===== SECTION HEAD ===== */
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:1.05rem}

/* ===== PRODUCTS ===== */
.products{padding:80px 0}
.filter-tabs{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px;
}
.tab{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  background:#fff;border:2px solid var(--border);
  font-weight:600;color:var(--navy);font-size:.92rem;
  transition:all .2s ease;
}
.tab:hover{border-color:var(--orange);color:var(--orange)}
.tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.tab.active .tab-count{background:var(--orange);color:#fff}
.tab-count{
  display:inline-grid;place-items:center;min-width:24px;height:22px;padding:0 7px;
  border-radius:999px;background:#F4ECE2;color:var(--navy);
  font-size:.75rem;font-weight:700;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));
  gap:24px;
}
.card{
  background:var(--card);border-radius:20px;overflow:hidden;
  border:1px solid var(--border);
  transition:transform .25s ease,box-shadow .25s ease;
  cursor:pointer;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 40px -20px rgba(0,0,0,.16)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:#f5ede2;position:relative}
.card-img img{width:100%;height:100%;object-fit:contain;transition:transform .4s ease}
.card:hover .card-img img{transform:scale(1.06)}
.card-cat{
  position:absolute;top:12px;left:12px;
  background:rgba(255,255,255,.97);
  padding:5px 11px;border-radius:999px;font-size:.72rem;font-weight:700;
  color:var(--orange);text-transform:uppercase;letter-spacing:.06em;
}
.card-body{padding:18px 20px 20px;flex:1;display:flex;flex-direction:column}
.card-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:6px}
.card-title{font-family:'Unbounded',sans-serif;font-weight:700;font-size:1.05rem;color:var(--navy);line-height:1.25;flex:1}
.card-tag{font-size:.85rem;color:var(--muted);margin-bottom:14px;flex:1}
.card-stock-badge{
  flex-shrink:0;font-size:.7rem;font-weight:700;
  padding:4px 9px;border-radius:999px;
  text-transform:uppercase;letter-spacing:.04em;white-space:nowrap;
}
.stock-ok{background:#E6F7EC;color:#0E8A3A}
.stock-partial{background:#FFF4E0;color:#B86E00}
.stock-oos{background:#FFE5E5;color:#C8252B}

.color-dot.dot-oos{
  opacity:.35;position:relative;
}
.color-dot.dot-oos::after{
  content:'';position:absolute;inset:-1px;
  background:linear-gradient(45deg,transparent 45%,#C8252B 45%,#C8252B 55%,transparent 55%);
  border-radius:50%;
}

/* Out-of-stock card overlay */
.card-oos .card-img img{filter:grayscale(.6) brightness(.85)}
.card-oos-overlay{
  position:absolute;inset:0;z-index:2;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  background:rgba(20,20,40,.55);color:#fff;
  text-align:center;pointer-events:none;
}
.card-oos-overlay span{
  font-family:'Unbounded',sans-serif;font-weight:800;
  font-size:1rem;letter-spacing:.06em;
  background:#C8252B;padding:7px 16px;border-radius:8px;
  box-shadow:0 8px 20px -6px rgba(200,37,43,.6);
}
.card-oos-overlay small{font-size:.78rem;font-weight:500;opacity:.95;margin-top:2px}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.card-colors{display:flex;align-items:center;gap:4px;font-size:.78rem;color:var(--muted);font-weight:500}
.color-dot{width:14px;height:14px;border-radius:50%;border:1.5px solid #fff;box-shadow:0 0 0 1px rgba(0,0,0,.08);display:inline-block}
.card-price{font-weight:700;color:var(--orange);font-size:.92rem}

/* ===== ABOUT ===== */
.about{padding:80px 0;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-text h2{margin-bottom:20px}
.about-text p{color:var(--muted);margin-bottom:14px;font-size:1.02rem}
.about-feat{list-style:none;margin-top:24px;display:grid;gap:12px}
.about-feat li{display:flex;align-items:flex-start;gap:12px;font-weight:500}
.about-feat li span{
  display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;
  background:var(--orange);color:#fff;font-size:.75rem;font-weight:700;flex-shrink:0;
}
.about-img{border-radius:24px;overflow:hidden;aspect-ratio:4/5;box-shadow:0 30px 60px -20px rgba(0,0,0,.18)}
.about-img img{width:100%;height:100%;object-fit:cover}
@media(max-width:900px){.about-inner{grid-template-columns:1fr}}

/* ===== TESTIMONIALS (chạy ngang) ===== */
.testimonials{padding:80px 0;overflow:hidden}
.t-marquee{position:relative;overflow:hidden;margin-top:8px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.t-track{display:flex;gap:22px;width:max-content;animation:tScroll 50s linear infinite;will-change:transform}
@keyframes tScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
/* Điện thoại bật "Giảm chuyển động": tắt tự chạy nhưng cho vuốt tay xem hết */
@media(prefers-reduced-motion:reduce){
  .t-track{animation:none}
  .t-marquee{overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch}
  .t-card{scroll-snap-align:start}
}
.t-card{
  flex:0 0 300px;max-width:300px;
  background:#fff;border:1px solid var(--border);border-radius:20px;overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 12px 30px -18px rgba(0,0,0,.22);
}
.t-photo{width:100%;aspect-ratio:4/5;background:#f5ede2;overflow:hidden;display:block}
.t-photo img{width:100%;height:100%;object-fit:cover;display:block}
.t-photo-empty{display:grid;place-items:center;font-size:2.6rem;background:linear-gradient(135deg,#FFF4EC,#FFEAD8)}
.t-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.t-stars{color:var(--yellow);font-size:1.05rem;letter-spacing:2px}
.t-card p{color:var(--navy);font-size:.92rem;line-height:1.6;font-style:italic;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.t-author{margin-top:auto;border-top:1px solid var(--border);padding-top:12px}
.t-author b{display:block;font-family:'Unbounded',sans-serif;color:var(--navy);font-size:.92rem}
.t-author span{font-size:.8rem;color:var(--muted)}

/* ===== CONTACT ===== */
.contact{padding:80px 0;background:#fff;border-top:1px solid var(--border)}
.contact-inner{display:grid;grid-template-columns:1.05fr 1fr;gap:50px;align-items:stretch}
.contact-text h2{margin-bottom:14px}
.contact-text > p{color:var(--muted);margin-bottom:28px}
.contact-items{display:flex;flex-direction:column;gap:18px;margin-bottom:30px}
.contact-item{display:flex;gap:14px;align-items:flex-start}
.ci-icon{width:46px;height:46px;border-radius:12px;background:#FFF1E8;display:grid;place-items:center;font-size:1.2rem;flex-shrink:0}
.contact-item b{display:block;font-family:'Unbounded',sans-serif;color:var(--navy);font-size:.95rem;margin-bottom:4px}
.contact-item p{font-size:.95rem;color:var(--muted)}
.contact-map{border-radius:24px;overflow:hidden;min-height:380px;border:1px solid var(--border)}
@media(max-width:900px){.contact-inner{grid-template-columns:1fr}.contact-map{min-height:280px}}

/* ===== FOOTER ===== */
.site-footer{background:var(--navy);color:#cfcfd6;padding:60px 0 0}
.footer-inner{display:grid;grid-template-columns:1.2fr 1.5fr;gap:50px;padding-bottom:40px}
.site-footer .logo-text .brand{color:#fff}
.site-footer .logo-text .tag{color:var(--yellow)}
.foot-slogan{margin-top:18px;font-style:italic;color:#cfcfd6;max-width:340px}
.foot-cols{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.foot-cols h4{font-family:'Unbounded',sans-serif;color:#fff;font-size:.95rem;margin-bottom:14px}
.foot-cols a,.foot-cols p{display:block;color:#cfcfd6;font-size:.9rem;line-height:1.8}
.foot-cols a:hover{color:var(--yellow)}
.foot-copy{border-top:1px solid #2a2a3e;padding:20px 24px;text-align:center;font-size:.85rem;color:#8b8b9a;max-width:1240px;margin:0 auto}
@media(max-width:680px){.footer-inner{grid-template-columns:1fr}.foot-cols{grid-template-columns:1fr 1fr}}

/* ===== ZALO FLOAT ===== */
.zalo-float{
  position:fixed;bottom:24px;right:24px;z-index:40;
  display:inline-flex;align-items:center;gap:10px;
  background:#0084FF;color:#fff;padding:14px 20px;border-radius:999px;
  font-weight:700;font-size:.95rem;
  box-shadow:0 12px 28px -8px rgba(0,132,255,.5);
  animation:zaloPulse 2s ease-in-out infinite;
}
.zalo-float:hover{transform:translateY(-3px)}
@keyframes zaloPulse{
  0%,100%{box-shadow:0 12px 28px -8px rgba(0,132,255,.5)}
  50%{box-shadow:0 12px 28px -4px rgba(0,132,255,.8),0 0 0 8px rgba(0,132,255,.18)}
}

/* ===== MODAL ===== */
.modal{position:fixed;inset:0;z-index:100;display:none}
/* Căn giữa bằng flexbox (KHÔNG transform -> tránh lỗi "bóng ma" GPU) */
.modal.open{display:flex;align-items:center;justify-content:center}
.modal-backdrop{position:absolute;inset:0;background:rgba(20,20,40,.62)}
.modal-panel{
  position:relative;
  width:min(1100px,calc(100vw - 32px));max-height:calc(100vh - 40px);
  background:#fff;border-radius:24px;overflow:hidden;
  box-shadow:0 30px 80px -10px rgba(0,0,0,.4);
  display:flex;flex-direction:column;
}
.modal-close{
  position:absolute;top:14px;right:14px;z-index:5;
  width:42px;height:42px;border-radius:50%;background:#fff;
  font-size:1.6rem;font-weight:600;line-height:1;
  display:grid;place-items:center;
  box-shadow:0 4px 12px rgba(0,0,0,.12);
}
.modal-close:hover{background:#f5f5f5}
.modal-body{
  display:grid;grid-template-columns:1.15fr 1fr;gap:0;
  overflow-y:auto;
  min-height:0; /* cho phép body co lại trong panel flex -> cuộn được, không bị cắt nút dưới */
  -webkit-overflow-scrolling:touch;
}
.modal-gallery{padding:24px;background:#FFF9F2;display:flex;flex-direction:column;gap:14px}
.modal-main{aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--border)}
.modal-main img{width:100%;height:100%;object-fit:contain}
.modal-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:8px;max-height:160px;overflow-y:auto}
.thumb{
  aspect-ratio:1;border-radius:10px;overflow:hidden;cursor:pointer;
  border:2px solid transparent;transition:border-color .15s ease;
}
.thumb img{width:100%;height:100%;object-fit:contain}
.thumb{position:relative}
.thumb.active{border-color:var(--orange)}
.thumb:hover{border-color:var(--orange)}
.thumb-oos img{filter:grayscale(.6) brightness(.7)}
.thumb-oos-label{
  position:absolute;inset:auto 0 0 0;
  background:#C8252B;color:#fff;
  font-size:.65rem;font-weight:700;text-align:center;
  padding:2px 0;letter-spacing:.05em;
}

/* Modal main image out-of-stock */
.modal-main{position:relative}
.main-oos-overlay{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  background:rgba(20,20,40,.55);color:#fff;
  pointer-events:none;border-radius:16px;
}
.main-oos-overlay span{
  font-family:'Unbounded',sans-serif;font-weight:800;
  font-size:1.5rem;letter-spacing:.06em;
  background:#C8252B;padding:10px 24px;border-radius:10px;
  box-shadow:0 14px 30px -8px rgba(200,37,43,.6);
}
.main-oos-overlay small{font-size:.9rem;font-weight:500;opacity:.95}
.main-oos img{filter:grayscale(.5) brightness(.85)}

/* Stock badge in modal */
.badge-stock{
  display:inline-block;font-size:.7rem;font-weight:700;
  padding:3px 9px;border-radius:999px;
  text-transform:uppercase;letter-spacing:.04em;margin-left:6px;vertical-align:middle;
}
.badge-ok{background:#E6F7EC;color:#0E8A3A}
.badge-oos{background:#FFE5E5;color:#C8252B}

/* Deposit button variant */
.btn-deposit{
  background:linear-gradient(135deg,#C8252B,#E04545);
  box-shadow:0 10px 24px -10px rgba(200,37,43,.55);
}
.btn-deposit:hover{
  background:linear-gradient(135deg,#B01E25,#C83838);
  box-shadow:0 14px 28px -10px rgba(200,37,43,.7);
}

.modal-info{padding:36px 32px;display:flex;flex-direction:column;gap:14px}
.modal-cat{
  display:inline-block;align-self:flex-start;
  background:#FFF1E8;color:var(--orange);padding:5px 12px;border-radius:999px;
  font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
}
#modal-title{font-size:1.7rem;line-height:1.15}
.modal-tag{color:var(--orange);font-weight:600;font-size:1rem}
.modal-color-info{
  background:#FFF9F2;padding:14px 18px;border-radius:12px;
  display:flex;align-items:center;gap:10px;font-size:.95rem;
  border:1px solid var(--border);
}
.modal-color-info b{font-family:'Unbounded',sans-serif;color:var(--navy)}
.modal-cta{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.modal-cta .btn{width:100%}
.modal-note{font-size:.83rem;color:var(--muted);text-align:center;margin-top:6px}

@media(max-width:900px){
  /* Mobile: xếp khối + cuộn cả body như 1 khối, tránh nén info thành ô cuộn nhỏ bị cắt nút */
  .modal-body{display:block;overflow-y:auto;min-height:0}
  .modal-info{padding:24px 22px;overflow:visible}
  .modal-main{aspect-ratio:16/10;max-height:46vh}
  .modal-thumbs{max-height:120px}
  #modal-title{font-size:clamp(1.3rem,4.5vw,1.6rem)}
}

/* === FORM ĐĂNG KÝ VOUCHER (dùng trong popup ưu đãi) === */
.subscribe-form{
  background:#fff;padding:36px;border-radius:20px;
  box-shadow:0 20px 50px -10px rgba(0,0,0,0.15);
}
.subscribe-form h3{
  font-family:'Unbounded',sans-serif;font-size:1.4rem;margin:0 0 22px;color:#1a1a1a;
}
.subscribe-form .form-row{margin-bottom:18px}
.subscribe-form label{
  display:block;font-weight:600;font-size:.9rem;color:#374151;margin-bottom:8px;
}
.subscribe-form input[type="text"],
.subscribe-form input[type="email"],
.subscribe-form input[type="tel"]{
  width:100%;padding:12px 14px;border:1.5px solid #E5E7EB;border-radius:10px;
  font-size:1rem;font-family:inherit;transition:border-color .2s;
}
.subscribe-form input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.1)}
.radio-group{display:flex;gap:18px;flex-wrap:wrap}
.radio-item{display:flex;align-items:center;gap:6px;cursor:pointer;font-weight:500;color:#374151}
.radio-item input{width:18px;height:18px;accent-color:var(--orange)}
.btn-block{width:100%;justify-content:center;margin-top:8px}
.subscribe-note{font-size:.82rem;color:var(--muted);margin-top:14px;text-align:center;line-height:1.5}
.subscribe-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:10px;font-size:.92rem;font-weight:500;
}
.subscribe-msg.show{display:block}
.subscribe-msg.success{background:#D1FAE5;color:#065F46;border:1px solid #6EE7B7}
.subscribe-msg.error{background:#FEE2E2;color:#991B1B;border:1px solid #FCA5A5}
.voucher-success{text-align:center;padding:6px 4px 2px;animation:heroUp .4s ease both}
.voucher-success .vs-emoji{font-size:2.4rem;line-height:1;margin-bottom:6px}
.voucher-success h4{font-size:1.25rem;color:var(--navy);margin-bottom:8px}
.voucher-success p{color:var(--muted);font-size:.95rem;line-height:1.55;margin-bottom:16px}
.voucher-success .btn{margin-bottom:10px}
.voucher-success .vs-close{background:none;border:none;color:var(--muted);font-size:.88rem;cursor:pointer;text-decoration:underline}

@media(max-width:900px){
  .subscribe-form{padding:24px}
}

/* === HEADER AUTH BUTTONS === */
.header-auth{display:flex;align-items:center;gap:10px}
.btn-auth{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;border-radius:10px;font-weight:600;font-size:.88rem;
  text-decoration:none;border:none;cursor:pointer;font-family:inherit;
  transition:all .2s;white-space:nowrap;
}
.btn-auth-signup{
  background:transparent;color:var(--orange);
  border:1.5px solid var(--orange);
}
.btn-auth-signup:hover{background:var(--orange);color:#fff}
.btn-auth-login{
  background:var(--orange);color:#fff;
}
.btn-auth-login:hover{background:#ff4a0a}
.btn-auth-login svg{margin-right:2px}

.auth-user{display:flex;align-items:center;gap:10px}
.auth-user-email{
  font-size:.82rem;color:#666;font-weight:500;
  max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.btn-auth-admin{background:#1f2937;color:#fff}
.btn-auth-admin:hover{background:#111827}
.btn-auth-logout{
  background:transparent;color:#dc2626;border:1.5px solid #fca5a5;
}
.btn-auth-logout:hover{background:#fee2e2}

@media(max-width:780px){
  .header-auth .btn-auth-signup{display:none}
  .btn-auth{padding:9px 14px;font-size:.84rem;min-height:42px}
  .auth-user-email{display:none}
}

/* ===== PRODUCT DETAIL PAGE (xe.html) ===== */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding:20px 0 0;font-size:.88rem;color:var(--muted);
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb span{color:#c9c4bb}
.breadcrumb .bc-current{color:var(--navy);font-weight:600}

.pd-state{
  text-align:center;padding:80px 20px;color:var(--muted);font-size:1.05rem;
  min-height:40vh;display:flex;flex-direction:column;justify-content:center;gap:8px;
}
.pd-state a{color:var(--orange);font-weight:600}

#product-root{padding-bottom:70px}

.pd-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
  padding:28px 0 50px;
}

/* Gallery */
.pd-gallery{position:sticky;top:84px;display:flex;flex-direction:column;gap:16px}
.pd-main{
  position:relative;aspect-ratio:4/3;border-radius:22px;overflow:hidden;
  background:#FFF9F2;border:1px solid var(--border);
  box-shadow:0 24px 50px -24px rgba(0,0,0,.18);
}
.pd-main img{width:100%;height:100%;object-fit:contain}
.pd-oos-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;
  background:rgba(20,20,40,.55);color:#fff;pointer-events:none;
}
.pd-oos-overlay span{
  font-family:'Unbounded',sans-serif;font-weight:800;font-size:1.5rem;letter-spacing:.06em;
  background:#C8252B;padding:10px 24px;border-radius:10px;
  box-shadow:0 14px 30px -8px rgba(200,37,43,.6);
}
.pd-oos-overlay small{font-size:.9rem;opacity:.95}

.pd-thumbs{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:10px;
}
.pd-thumb{
  position:relative;display:flex;flex-direction:column;gap:5px;
  background:#fff;border:2px solid var(--border);border-radius:12px;
  padding:5px 5px 7px;cursor:pointer;transition:border-color .15s ease,transform .15s ease;
}
.pd-thumb img{width:100%;aspect-ratio:1;object-fit:contain;border-radius:8px;display:block}
.pd-thumb .pd-thumb-name{
  font-size:.7rem;color:var(--muted);text-align:center;line-height:1.2;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.pd-thumb:hover{border-color:var(--orange);transform:translateY(-2px)}
.pd-thumb.active{border-color:var(--orange)}
.pd-thumb.active .pd-thumb-name{color:var(--orange);font-weight:600}
.pd-thumb-oos img{filter:grayscale(.6) brightness(.72)}
.pd-thumb-oos-tag{
  position:absolute;top:7px;left:7px;background:#C8252B;color:#fff;
  font-size:.62rem;font-weight:700;padding:2px 6px;border-radius:6px;
}

/* Info */
.pd-info{display:flex;flex-direction:column;gap:14px;padding-top:6px}
.pd-title{font-family:'Unbounded',sans-serif;font-size:clamp(1.5rem,5vw,2.1rem);line-height:1.15;color:var(--navy)}
.pd-tagline{color:var(--orange);font-weight:600;font-size:1.08rem}
.pd-color-row,.pd-price-row{
  display:flex;align-items:center;gap:10px;
  background:#FFF9F2;border:1px solid var(--border);border-radius:12px;
  padding:13px 18px;font-size:.98rem;
}
.pd-color-cap,.pd-price-cap{color:var(--muted)}
.pd-color-row b{font-family:'Unbounded',sans-serif;color:var(--navy)}
.pd-price{margin-left:auto;font-family:'Unbounded',sans-serif;font-weight:700;color:var(--orange);font-size:1.15rem}
.pd-price-cap{margin-right:auto}
.pd-cta{display:flex;flex-direction:column;gap:11px;margin-top:6px}
.pd-cta .btn{width:100%}
.pd-trust{font-size:.85rem;color:var(--muted);text-align:center;margin-top:4px}

/* Sections (description + specs) */
.pd-section{
  background:#fff;border:1px solid var(--border);border-radius:20px;
  padding:30px 32px;margin-bottom:24px;
}
.pd-section-title{
  font-family:'Unbounded',sans-serif;font-size:1.3rem;color:var(--navy);
  margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--border);
}
.pd-desc p{color:#4a4a58;font-size:1rem;line-height:1.75;margin-bottom:12px}
.pd-desc p:last-child{margin-bottom:0}

.pd-specs{width:100%;border-collapse:collapse;table-layout:fixed}
.pd-specs th,.pd-specs td{
  text-align:left;padding:12px 14px;font-size:.95rem;vertical-align:top;
  border-bottom:1px solid var(--border);overflow-wrap:anywhere;
}
.pd-specs tr:last-child th,.pd-specs tr:last-child td{border-bottom:none}
.pd-specs th{
  font-weight:600;color:var(--muted);width:44%;background:#FFFBF7;
}
.pd-specs td{color:var(--navy);font-weight:500}
.pd-specs tr:hover th{background:#FFF4E8}

.pd-back{text-align:center;margin-top:8px}
.pd-back .btn{padding:13px 28px}

@media(max-width:900px){
  .pd-grid{grid-template-columns:1fr;gap:28px}
  .pd-gallery{position:static}
  .pd-section{padding:22px 20px}
  .pd-specs th{width:44%}
}
@media(max-width:480px){
  .pd-color-row,.pd-price-row{flex-wrap:wrap}
  .pd-price,.pd-color-row b{margin-left:0}
}

/* ===== POPUP ƯU ĐÃI (đăng ký nhận voucher) ===== */
.voucher-modal{position:fixed;inset:0;z-index:120;display:none}
/* Căn giữa bằng flexbox (KHÔNG dùng transform -> tránh lỗi "bóng ma" GPU) */
.voucher-modal.open{display:flex;align-items:center;justify-content:center;padding:16px}
.voucher-backdrop{position:absolute;inset:0;background:rgba(20,20,40,.62)}
.voucher-panel{
  position:relative;width:min(420px,100%);max-height:calc(100vh - 32px);overflow-y:auto;
  background:#fff;border-radius:20px;padding:26px 24px 22px;
  box-shadow:0 18px 50px -18px rgba(0,0,0,.45);
}
.voucher-close{
  position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:50%;
  background:#f3f4f6;font-size:1.35rem;line-height:1;color:var(--navy);
  display:grid;place-items:center;z-index:2;
}
.voucher-close:hover{background:#e5e7eb}
.voucher-head{text-align:center;margin-bottom:18px}
.voucher-head h3{
  font-family:'Unbounded',sans-serif;font-size:1.3rem;line-height:1.25;
  color:var(--navy);margin:2px 0 8px;
}
.voucher-sub{font-size:.9rem;color:var(--muted);line-height:1.5}
.voucher-perks{display:flex;gap:10px;margin-top:14px}
.voucher-perk{
  flex:1;background:#FFF4E8;border:1px solid #FFE0C7;border-radius:12px;
  padding:9px 8px;text-align:center;line-height:1.25;
}
.voucher-perk b{display:block;font-family:'Unbounded',sans-serif;color:var(--orange);font-size:.92rem}
.voucher-perk small{font-size:.7rem;color:var(--muted)}
.voucher-perk.gold{background:#FFFBEB;border-color:#FDE68A}
.voucher-perk.gold b{color:#B45309}
/* form trong popup: bỏ khung/nền/đổ bóng của .subscribe-form, giữ style ô nhập, thu gọn khoảng cách */
.voucher-panel .subscribe-form{background:transparent;padding:0;box-shadow:none;border-radius:0}
.voucher-panel .subscribe-form .form-row{margin-bottom:12px}
.voucher-panel .subscribe-form label{font-size:.85rem;margin-bottom:5px}
@media(max-width:480px){
  .voucher-panel{padding:22px 16px 16px}
  .voucher-head h3{font-size:1.15rem}
  .voucher-perks{flex-direction:column}
}

/* ============================================
   PHONE REFINEMENTS (<=480 / <=360)
   ============================================ */
@media(max-width:480px){
  /* tighter side gutters so content gets more room */
  .container{padding:0 16px}
  .foot-copy{padding-left:16px;padding-right:16px}
  .foot-cols{grid-template-columns:1fr}

  /* header */
  .header-inner{padding:12px 16px;gap:12px}
  .logo-text .tag{font-size:.7rem}

  /* hero: pull the CTA toward the fold, full-width buttons */
  .hero{padding:26px 0 32px}
  .hero-text h1{font-size:clamp(1.7rem,7vw,2.3rem)}
  .hero-sub{font-size:1rem;margin-bottom:12px}
  .hero-cta{flex-direction:column;gap:10px}
  .hero-cta .btn{width:100%}
  /* spark trails the phrase inline instead of stranding in the corner */
  .hero-spark{position:static;display:inline-block;margin-left:.12em}

  /* stats: no orphan dividers, phone-sized */
  .hero-stats{gap:16px 22px}
  .hero-stats b{font-size:1.6rem}
  .hero-stats > div{padding-right:0}
  .hero-stats > div::after{display:none}

  /* a standalone large button may wrap instead of overflowing */
  .btn-lg{white-space:normal}

  /* Zalo FAB: compact icon-only so it stops covering content */
  .zalo-float{bottom:16px;right:16px;padding:14px;border-radius:50%}
  .zalo-float span{display:none}
}

@media(max-width:360px){
  .container{padding:0 12px}
  .header-inner{padding:12px}
}