:root{--navy:#071b35;--navy2:#0b294d;--red:#ed1c24;--text:#10213a;--muted:#657286;--cream:#f5f2eb;--line:#e6e8ec;--white:#fff;--max:1520px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:#fff}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(calc(100% - 64px),var(--max));margin:auto}.topbar{background:var(--navy);color:#fff;font-size:13px}.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}.header{height:104px;background:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid #eef0f3}.nav-wrap{height:100%;display:flex;align-items:center;gap:42px}.brand img{width:112px;height:78px;object-fit:contain}.nav{display:flex;gap:32px;margin-left:auto;font-weight:600}.nav a:hover{color:var(--red)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;border-radius:4px;font-weight:700;border:1px solid transparent;cursor:pointer}.btn-primary{background:var(--red);color:#fff;box-shadow:0 14px 30px rgba(237,28,36,.18)}.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}.btn-white{background:#fff;color:var(--navy)}.menu-btn{display:none}.hero{min-height:700px;position:relative;color:#fff;display:flex;align-items:center;overflow:hidden}.hero-media{position:absolute;inset:0;background:url('https://images.unsplash.com/photo-1600566753086-00f18fb6b3ea?auto=format&fit=crop&w=2000&q=88') center/cover}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,32,.9) 0%,rgba(3,16,32,.57) 46%,rgba(3,16,32,.08) 100%)}.hero-content{position:relative;padding:76px 0;max-width:1500px}.eyebrow{font-size:14px;letter-spacing:4px;font-weight:800;color:#fff}.eyebrow.dark{color:var(--red)}h1,h2{font-family:Arial,Helvetica,sans-serif;font-weight:800;margin:0;line-height:1.06}.hero h1{font-size:clamp(58px,5.7vw,94px);max-width:1020px;margin:26px 0}.hero h1 em{font-style:normal}.hero p{font-size:20px;line-height:1.8;max-width:840px;color:#edf3f9}.hero-actions{display:flex;gap:16px;margin-top:34px}.hero-stats{display:flex;gap:62px;margin-top:54px}.hero-stats strong{font-size:28px;display:block}.hero-stats span{font-size:13px;color:#d7e1ed}.section{padding:110px 0}.grid-2{display:grid;grid-template-columns:1fr 1.1fr;gap:130px;align-items:center}.about-visual{min-height:610px;position:relative}.image{position:absolute;background-size:cover;background-position:center}.image-main{inset:0 20% 10% 0;background-image:url('https://images.unsplash.com/photo-1600607687920-4e2a09cf159d?auto=format&fit=crop&w=1200&q=85')}.image-small{width:48%;height:42%;right:0;bottom:0;border:12px solid #fff;background-image:url('https://images.unsplash.com/photo-1600566753190-17f0baa2a6c3?auto=format&fit=crop&w=900&q=85')}.experience{position:absolute;right:2%;top:8%;background:var(--red);color:#fff;padding:26px}.experience strong{font-size:42px}.section-copy h2,.section-heading h2,.center-heading h2,.contact h2{font-size:clamp(42px,4vw,68px);margin:22px 0}.section-copy p,.section-heading p,.contact p{font-size:18px;line-height:1.85;color:var(--muted)}.check-list{display:grid;gap:15px;margin:28px 0}.check-list span:before{content:"✓";color:var(--red);font-weight:800;margin-right:12px}.text-link{font-weight:800}.services{background:var(--cream)}.section-heading{display:grid;grid-template-columns:1.2fr .8fr;gap:80px;align-items:end;margin-bottom:54px}.service-grid,.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.service-card{background:#fff;padding:20px 20px 30px}.service-photo{height:310px;background-size:cover;background-position:center}.s1{background-image:url('https://images.unsplash.com/photo-1600566753086-00f18fb6b3ea?auto=format&fit=crop&w=1000&q=85')}.s2{background-image:url('https://images.unsplash.com/photo-1555041469-a586c61ea9bc?auto=format&fit=crop&w=1000&q=85')}.s3{background-image:url('https://images.unsplash.com/photo-1600607688969-a5bfcd646154?auto=format&fit=crop&w=1000&q=85')}.service-card span{position:absolute}.service-card h3,.product-card h3{font-size:22px;margin:22px 0 8px}.service-card p,.product-card p{color:var(--muted);line-height:1.7}.projects{background:var(--navy);color:#fff}.section-heading.light p{color:#d5deea}.project-grid{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:22px}.project-card{position:relative;min-height:310px;overflow:hidden}.project-card.large{grid-row:span 2;min-height:642px}.project-photo{position:absolute;inset:0;background-size:cover;background-position:center;transition:.5s}.project-card:hover .project-photo{transform:scale(1.04)}.p1{background-image:url('https://images.unsplash.com/photo-1600607688969-a5bfcd646154?auto=format&fit=crop&w=1400&q=85')}.p2{background-image:url('https://images.unsplash.com/photo-1600210492486-724fe5c67fb0?auto=format&fit=crop&w=1000&q=85')}.p3{background-image:url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?auto=format&fit=crop&w=1000&q=85')}.project-meta{position:absolute;inset:auto 0 0;padding:28px;background:linear-gradient(transparent,rgba(0,0,0,.8));display:flex;justify-content:space-between;align-items:end}.project-meta h3{font-size:25px;margin:7px 0}.products{background:#fff}.product-grid{grid-template-columns:repeat(3,1fr)}.product-card{border:1px solid var(--line);padding:14px}.product-photo{height:330px;background-size:cover;background-position:center}.category-row{display:flex;gap:10px;margin-bottom:30px}.category-row button{border:1px solid var(--line);background:#fff;padding:12px 18px}.category-row .active{background:var(--navy);color:#fff}.process{background:#f8f9fb}.center-heading{text-align:center}.process-line{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:60px}.step{padding:28px;border-top:3px solid var(--red);background:#fff}.step b{color:var(--red)}.step p{color:var(--muted);line-height:1.7}.quote-section{background:var(--red);color:#fff;padding:68px 0}.quote-wrap{display:flex;justify-content:space-between;align-items:center;gap:40px}.quote-wrap h2{font-size:48px;margin:12px 0}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.contact-info ul{padding:0;list-style:none}.contact-info li{margin:24px 0}.contact-info strong{display:block;color:var(--red);text-transform:uppercase;letter-spacing:2px;font-size:13px;margin-bottom:8px}.contact-form{background:#f7f8fa;padding:36px;border:1px solid var(--line)}.contact-form label{display:block;font-weight:700;margin-bottom:20px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contact-form input,.contact-form select,.contact-form textarea{width:100%;margin-top:9px;padding:16px;border:1px solid #dce1e8;background:#fff;font:inherit}.footer{background:#03162d;color:#fff;padding:65px 0 26px}.footer-grid{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:80px}.footer img{width:130px}.footer a,.footer p{color:#d7e0eb;line-height:1.8}.floating{position:fixed;right:24px;bottom:24px;z-index:60;display:grid;gap:10px}.floating a{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800}.call{background:var(--red)}.zalo{background:#1677df}.news{background:#f6f7f9}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.article-card{background:#fff;border:1px solid var(--line);overflow:hidden}.article-card img{height:240px;width:100%;object-fit:cover}.article-card div{padding:24px}.article-card h3{font-size:22px}.article-card p{color:var(--muted);line-height:1.65}.article-main{padding:70px 0}.article{max-width:980px}.article-head{text-align:center}.article-head h1{font-size:58px;margin:20px 0}.article-head p{font-size:19px;color:var(--muted);line-height:1.7}.article-cover{width:100%;max-height:560px;object-fit:cover;margin:42px 0}.article-body{font-family:Arial,Helvetica,sans-serif;font-size:18px;line-height:1.85;color:#27364b}.article-body h2{font-family:Arial,Helvetica,sans-serif;font-size:30px;margin:42px 0 14px}.article-body a{color:var(--red);font-weight:700}.article-cta{margin-top:60px;padding:36px;background:var(--cream)}.admin-body{background:#eef2f7}.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.admin-side{background:var(--navy);color:#fff;padding:24px}.admin-side img{width:120px;margin-bottom:34px}.admin-side button{display:block;width:100%;text-align:left;padding:14px;border:0;background:transparent;color:#fff;font:inherit;cursor:pointer}.admin-side button.active{background:rgba(255,255,255,.12)}.admin-main{padding:34px}.admin-panel{display:none}.admin-panel.active{display:block}.admin-card{background:#fff;padding:24px;border-radius:10px;margin-bottom:20px}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.admin-form input,.admin-form textarea,.admin-form select{width:100%;padding:12px;margin:6px 0 14px;border:1px solid #ccd4df}.admin-form textarea{min-height:130px}.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--navy)}.login-box{width:min(420px,calc(100% - 30px));background:#fff;padding:34px}.login-box img{width:130px;margin:auto auto 24px}
@media(max-width:900px){.container{width:min(calc(100% - 32px),var(--max))}.topbar{display:none}.header{height:82px}.brand img{width:86px;height:62px}.menu-btn{display:block;margin-left:auto;border:0;background:none}.menu-btn span{display:block;width:26px;height:2px;background:#111;margin:6px}.nav{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;padding:24px;flex-direction:column}.nav.open{display:flex}.nav-cta{display:none}.hero{min-height:650px}.hero h1{font-size:50px}.hero-stats{gap:22px;flex-wrap:wrap}.grid-2,.section-heading,.contact-grid{grid-template-columns:1fr;gap:44px}.about-visual{min-height:470px}.service-grid,.product-grid,.article-grid{grid-template-columns:1fr}.project-grid{display:block}.project-card,.project-card.large{min-height:380px;margin-bottom:16px}.process-line{grid-template-columns:1fr 1fr}.quote-wrap{display:block}.quote-wrap .btn{margin-top:20px}.field-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:24px}.article-head h1{font-size:40px}.admin-shell{display:block}.admin-side{position:relative}.admin-main{padding:18px}.admin-table{font-size:13px}}

button,input,select,textarea{font-family:Arial,Helvetica,sans-serif}
.nav,.btn,.eyebrow,.topbar,.service-card,.product-card,.article-card,
.contact-form,.footer,.admin-body,.admin-shell,.admin-main,.admin-side,
.login-box,.article-main{font-family:Arial,Helvetica,sans-serif}
h1,h2,h3,h4,h5,h6{font-family:Arial,Helvetica,sans-serif}

/* FIX 2026-07-11: đồng bộ font và header toàn website */
html,body,button,input,select,textarea,
.header,.topbar,.nav,.btn,.eyebrow,
.hero,.section,.service-card,.product-card,.article-card,
.article-main,.article-body,.contact-form,.footer,
.admin-body,.admin-shell,.admin-main,.admin-side,.login-box {
  font-family: Arial, Helvetica, sans-serif !important;
}
h1,h2,h3,h4,h5,h6 {
  font-family: Arial, Helvetica, sans-serif !important;
  font-style: normal !important;
  font-kerning: normal;
  letter-spacing: normal;
  word-spacing: normal;
}
.article-list-hero {
  background:#f5f6f8;
  padding:92px 0 72px;
}
.article-list-hero .wrap {
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:80px;
  align-items:end;
}
.article-list-hero h1 {
  font-size:clamp(48px,5vw,76px);
  line-height:1.05;
  margin:18px 0 0;
  color:#071b35;
}
.article-list-hero p {
  margin:0;
  color:#657286;
  font-size:18px;
  line-height:1.8;
  max-width:520px;
}
.article-list-section {
  padding:76px 0 100px;
  background:#fff;
}
.article-card h3 {
  line-height:1.35;
  letter-spacing:0;
  word-spacing:0;
}
.article-card img {
  background:#eef1f4;
}
@media(max-width:900px){
  .article-list-hero{padding:58px 0 48px}
  .article-list-hero .wrap{grid-template-columns:1fr;gap:24px}
  .article-list-hero h1{font-size:44px}
}
@media (max-width: 900px) {
  html{overflow-x:hidden;scroll-padding-top:78px}body{overflow-x:hidden;font-size:15px;line-height:1.6;-webkit-text-size-adjust:100%}img{max-width:100%;height:auto}.container{width:calc(100% - 30px);max-width:none;margin-inline:auto}.section{padding:58px 0}
  .topbar{display:none!important}.header{height:76px;position:sticky;top:0;z-index:999;background:rgba(255,255,255,.98);border-bottom:1px solid #e8ebef;box-shadow:0 8px 24px rgba(7,27,53,.06);backdrop-filter:blur(12px)}.nav-wrap{height:76px;gap:12px}.brand{display:flex;align-items:center;flex-shrink:0}.brand img{width:86px;height:60px;object-fit:contain}.menu-btn{display:block!important;width:44px;height:44px;padding:10px;margin-left:auto;border:0;border-radius:9px;background:#071b35;cursor:pointer}.menu-btn span{display:block;width:22px;height:2px;margin:4px auto;border-radius:20px;background:#fff}.nav{display:none;position:fixed;top:76px;left:12px;right:12px;z-index:998;max-height:calc(100vh - 92px);overflow-y:auto;padding:10px;border:1px solid #e4e8ee;border-radius:14px;background:#fff;box-shadow:0 24px 70px rgba(7,27,53,.2)}.nav.open{display:flex!important;flex-direction:column;gap:0}.nav a{display:flex;min-height:48px;align-items:center;padding:0 14px;border-radius:8px;color:#10213a;font-size:15px;font-weight:700}.nav a:hover,.nav a:active{background:#f3f5f8;color:#ed1c24}.nav-cta{display:none!important}
  .hero{min-height:610px;align-items:flex-end}.hero-media{background-position:62% center}.hero-overlay{background:linear-gradient(180deg,rgba(2,13,28,.2) 0%,rgba(2,13,28,.72) 48%,rgba(2,13,28,.96) 100%)}.hero-content{width:100%;padding:74px 0 46px}.eyebrow{font-size:11px;letter-spacing:2.4px}.hero h1{max-width:100%;margin:16px 0;font-size:clamp(38px,11vw,54px);line-height:1.05;letter-spacing:-1.4px}.hero p{max-width:100%;margin:0;font-size:16px;line-height:1.65;color:#eef3f8}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:24px}.hero-actions .btn{min-height:48px;padding:0 12px;font-size:14px}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:28px}.hero-stats>div{padding:14px 8px;border:1px solid rgba(255,255,255,.16);border-radius:10px;background:rgba(255,255,255,.08);text-align:center;backdrop-filter:blur(8px)}.hero-stats strong{font-size:21px}.hero-stats span{display:block;margin-top:3px;font-size:10px;line-height:1.3}
  .grid-2,.section-heading,.contact-grid{grid-template-columns:1fr!important;gap:34px!important}.about-visual{min-height:390px}.image-main{inset:0 14% 12% 0;border-radius:10px}.image-small{width:48%;height:37%;border-width:7px;border-radius:8px}.experience{top:12px;right:0;padding:17px;border-radius:8px}.experience strong{font-size:30px}.section-copy h2,.section-heading h2,.center-heading h2,.contact h2{margin:14px 0;font-size:clamp(34px,9vw,46px);line-height:1.1;letter-spacing:-.8px}.section-copy p,.section-heading p,.contact p{font-size:15px;line-height:1.75}.check-list{gap:12px;margin:22px 0}
  .section-heading{margin-bottom:28px}.service-grid,.product-grid,.article-grid{grid-template-columns:1fr!important;gap:18px}.service-card,.product-card,.article-card{border-radius:12px;overflow:hidden;box-shadow:0 12px 34px rgba(7,27,53,.08)}.service-card{padding:12px 12px 22px}.service-photo,.product-photo,.article-card img{width:100%;height:235px!important;object-fit:cover;border-radius:9px}.service-card h3,.product-card h3,.article-card h3{margin:16px 0 8px;font-size:20px;line-height:1.35}.service-card p,.product-card p,.article-card p{margin-bottom:0;font-size:14px;line-height:1.65}.article-card>div{padding:20px}
  .project-grid{display:grid!important;grid-template-columns:1fr!important;grid-template-rows:auto!important;gap:16px}.project-card,.project-card.large{grid-row:auto!important;min-height:330px!important;margin:0!important;border-radius:12px}.project-meta{padding:24px 18px 18px}.project-meta h3{font-size:20px}.process-line{grid-template-columns:1fr!important;gap:14px;margin-top:34px}.step{padding:22px;border-radius:10px}
  .quote-section{padding:46px 0}.quote-wrap{display:block!important}.quote-wrap h2{margin:10px 0;font-size:36px;line-height:1.1}.quote-wrap .btn{width:100%;margin-top:20px}.contact-form{padding:22px 16px;border-radius:12px}.field-row{grid-template-columns:1fr!important;gap:0}.contact-form input,.contact-form select,.contact-form textarea{min-height:50px;padding:14px;border-radius:8px;font-size:16px}.contact-form textarea{min-height:130px}.contact-form .btn{width:100%}
  .article-main{padding:46px 0 70px}.article{width:calc(100% - 30px)}.article-head h1{margin:16px 0;font-size:clamp(34px,9vw,46px);line-height:1.12;letter-spacing:-.8px}.article-head p{font-size:16px;line-height:1.65}.article-cover{margin:28px 0;border-radius:12px}.article-body{font-size:16px;line-height:1.8}.article-body h2{margin:34px 0 12px;font-size:27px;line-height:1.25}.article-body h3{margin:26px 0 10px;font-size:22px;line-height:1.3}.article-body img{height:auto!important;margin:20px auto;border-radius:10px}
  main.section .grid-2{gap:24px!important}main.section .grid-2 h1{margin:14px 0!important;font-size:38px!important;line-height:1.1}main.section .grid-2>div:first-child>img:first-child{width:100%;border-radius:12px}main.section .grid-2>div:first-child>img:not(:first-child){width:86px!important;height:86px!important;margin:8px 6px 0 0!important;object-fit:cover;border-radius:8px}main.section .grid-2 .btn{width:100%;margin-top:14px}
  .footer{padding:46px 0 90px}.footer-grid{grid-template-columns:1fr!important;gap:26px}.footer img{width:118px}.floating{right:14px;bottom:calc(14px + env(safe-area-inset-bottom));gap:8px}.floating a{width:50px;height:50px;font-size:12px;box-shadow:0 10px 24px rgba(7,27,53,.22)}.btn,button,input,select,textarea,a{-webkit-tap-highlight-color:transparent}.btn{min-height:48px;border-radius:8px}
}
@media (max-width:390px){.container,.article{width:calc(100% - 24px)}.hero h1{font-size:36px}.hero-actions{grid-template-columns:1fr}.hero-stats{gap:6px}.hero-stats>div{padding:12px 5px}.hero-stats strong{font-size:18px}.hero-stats span{font-size:9px}}

/* HOT FONT FIX - NHAT TRUONG */
html,
body,
button,
input,
select,
textarea,
a,
p,
span,
div,
label,
li,
td,
th {
    font-family: "Segoe UI", Arial, Helvetica, sans-serif !important;
}

h1,
h2,
h3,
h4,
h5,
h6,
.hero h1,
.section-copy h2,
.section-heading h2,
.center-heading h2,
.contact h2,
.article-head h1,
.article-body h2,
.article-body h3,
.project-meta h3,
.service-card h3,
.product-card h3,
.article-card h3 {
    font-family: "Segoe UI", Arial, Helvetica, sans-serif !important;
    font-style: normal !important;
    font-weight: 700 !important;
    letter-spacing: -0.02em !important;
    word-spacing: normal !important;
}

.hero h1 {
    font-weight: 700 !important;
    font-size: clamp(52px, 5.2vw, 82px) !important;
    line-height: 1.06 !important;
    max-width: 1050px !important;
}

.hero p {
    font-size: 19px !important;
    line-height: 1.7 !important;
}

.nav a,
.btn,
.eyebrow {
    font-weight: 600 !important;
}

.eyebrow {
    letter-spacing: 0.18em !important;
}

@media (max-width: 900px) {
    .hero h1 {
        font-size: clamp(38px, 10vw, 50px) !important;
        line-height: 1.08 !important;
        letter-spacing: -0.025em !important;
    }

    .hero p {
        font-size: 16px !important;
        line-height: 1.65 !important;
    }

    .section-copy h2,
    .section-heading h2,
    .center-heading h2,
    .contact h2,
    .article-head h1 {
        font-size: clamp(32px, 8vw, 44px) !important;
        line-height: 1.12 !important;
    }
}

/* HOT FONT FIX - NHAT TRUONG */
html,
body,
button,
input,
select,
textarea,
a,
p,
span,
div,
label,
li,
td,
th {
    font-family: "Segoe UI", Arial, Helvetica, sans-serif !important;
}

h1,
h2,
h3,
h4,
h5,
h6,
.hero h1,
.section-copy h2,
.section-heading h2,
.center-heading h2,
.contact h2,
.article-head h1,
.article-body h2,
.article-body h3,
.project-meta h3,
.service-card h3,
.product-card h3,
.article-card h3 {
    font-family: "Segoe UI", Arial, Helvetica, sans-serif !important;
    font-style: normal !important;
    font-weight: 700 !important;
    letter-spacing: -0.02em !important;
    word-spacing: normal !important;
}

.hero h1 {
    font-weight: 700 !important;
    font-size: clamp(52px, 5.2vw, 82px) !important;
    line-height: 1.06 !important;
    max-width: 1050px !important;
}

.hero p {
    font-size: 19px !important;
    line-height: 1.7 !important;
}

.nav a,
.btn,
.eyebrow {
    font-weight: 600 !important;
}

.eyebrow {
    letter-spacing: 0.18em !important;
}

@media (max-width: 900px) {
    .hero h1 {
        font-size: clamp(38px, 10vw, 50px) !important;
        line-height: 1.08 !important;
        letter-spacing: -0.025em !important;
    }

    .hero p {
        font-size: 16px !important;
        line-height: 1.65 !important;
    }

    .section-copy h2,
    .section-heading h2,
    .center-heading h2,
    .contact h2,
    .article-head h1 {
        font-size: clamp(32px, 8vw, 44px) !important;
        line-height: 1.12 !important;
    }
}

/* =====================================================
   NHẬT TRƯỜNG - PRODUCT DETAIL FINAL
   ===================================================== */

.product-detail-page {
    padding: 48px 0 80px !important;
    background: #ffffff;
}

.product-detail-wrap {
    display: grid !important;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr) !important;
    align-items: start !important;
    gap: 54px !important;
}

/* Cột ảnh */
.product-gallery {
    position: sticky;
    top: 110px;
    align-self: start !important;
}

.product-main-image {
    display: block;
    width: 100% !important;
    height: 540px !important;
    margin: 0 !important;
    border-radius: 14px;
    object-fit: cover;
    background: #f3f4f6;
}

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    margin-top: 12px;
}

.product-thumbnail {
    display: block;
    width: 100% !important;
    height: 88px !important;
    margin: 0 !important;
    border: 2px solid transparent;
    border-radius: 8px;
    object-fit: cover;
    cursor: pointer;
    transition: border-color .2s ease, opacity .2s ease;
}

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: #ed1c24;
    opacity: .9;
}

/* Cột thông tin */
.product-info {
    padding-top: 6px;
}

.product-category {
    display: inline-block;
    margin-bottom: 13px;
    color: #ed1c24;
    font-size: 13px;
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: .18em;
    text-transform: uppercase;
}

.product-title {
    margin: 0 0 18px !important;
    color: #071b35;
    font-size: clamp(42px, 4.1vw, 64px) !important;
    line-height: 1.03 !important;
    font-weight: 700 !important;
    letter-spacing: -.035em !important;
}

.product-short-description {
    margin: 0 0 24px;
    color: #596579;
    font-size: 18px;
    line-height: 1.7;
}

.product-price-box {
    display: grid;
    gap: 10px;
    margin: 0 0 28px;
    padding: 20px 22px;
    border: 1px solid #e3e7ed;
    border-radius: 11px;
    background: #f8f9fb;
}

.product-price-row {
    display: flex;
    gap: 8px;
    align-items: baseline;
    font-size: 16px;
}

.product-price-row strong {
    min-width: 105px;
    color: #071b35;
}

.product-price-value {
    color: #ed1c24;
    font-size: 23px;
    font-weight: 800;
}

.product-promotion {
    color: #36445a;
}

.product-description {
    margin-top: 0;
    color: #354359;
    font-size: 16px;
    line-height: 1.78;
}

.product-description h2 {
    margin: 34px 0 12px !important;
    color: #071b35;
    font-size: 28px !important;
    line-height: 1.25 !important;
    font-weight: 700 !important;
}

.product-description h2:first-child {
    margin-top: 0 !important;
}

.product-description h3 {
    margin: 26px 0 10px;
    color: #071b35;
    font-size: 22px;
}

.product-description p {
    margin: 0 0 16px;
}

.product-description ul,
.product-description ol {
    margin: 0 0 20px;
    padding-left: 22px;
}

.product-description li {
    margin-bottom: 8px;
}

.product-contact-button {
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    margin-top: 22px;
    padding: 0 28px;
    border-radius: 8px;
    background: #ed1c24;
    color: #ffffff !important;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 12px 30px rgba(237, 28, 36, .2);
}

/* Tablet */
@media (max-width: 1050px) {
    .product-detail-wrap {
        grid-template-columns: 1fr 1fr !important;
        gap: 34px !important;
    }

    .product-main-image {
        height: 460px !important;
    }

    .product-title {
        font-size: 44px !important;
    }
}

/* Mobile */
@media (max-width: 760px) {
    .product-detail-page {
        padding: 28px 0 64px !important;
    }

    .product-detail-wrap {
        display: block !important;
    }

    .product-gallery {
        position: static;
        margin-bottom: 28px;
    }

    .product-main-image {
        height: 360px !important;
        border-radius: 11px;
    }

    .product-thumbnails {
        display: flex;
        gap: 8px;
        overflow-x: auto;
        padding-bottom: 4px;
    }

    .product-thumbnail {
        flex: 0 0 76px;
        width: 76px !important;
        height: 76px !important;
    }

    .product-title {
        font-size: 38px !important;
        line-height: 1.08 !important;
    }

    .product-short-description {
        font-size: 16px;
    }

    .product-price-box {
        padding: 16px;
    }

    .product-description h2 {
        margin-top: 28px !important;
        font-size: 25px !important;
    }

    .product-contact-button {
        width: 100%;
    }
}


/* =====================================================
   NHAT TRUONG MOBILE FINAL REPAIR
   ===================================================== */

@media (max-width: 900px) {
    html,
    body {
        width: 100%;
        overflow-x: hidden;
    }

    body {
        font-family: "Segoe UI", Arial, Helvetica, sans-serif !important;
        font-size: 16px;
        line-height: 1.65;
    }

    .container {
        width: calc(100% - 30px) !important;
        margin-left: auto !important;
        margin-right: auto !important;
    }

    /* HEADER MOBILE */
    .header {
        position: sticky !important;
        top: 0;
        z-index: 9999;
        height: 72px !important;
        background: #fff !important;
        border-bottom: 1px solid #e7ebf0;
    }

    .nav-wrap {
        height: 72px !important;
        display: flex !important;
        align-items: center !important;
    }

    .brand img {
        width: 84px !important;
        height: 56px !important;
        object-fit: contain !important;
    }

    .menu-btn {
        display: block !important;
        width: 44px;
        height: 44px;
        margin-left: auto;
        padding: 10px;
        border: 0;
        border-radius: 9px;
        background: #071b35;
    }

    .menu-btn span {
        display: block;
        width: 22px;
        height: 2px;
        margin: 4px auto;
        background: #fff;
        border-radius: 20px;
    }

    .nav {
        display: none !important;
        position: fixed !important;
        top: 72px;
        left: 12px;
        right: 12px;
        padding: 10px !important;
        border-radius: 12px;
        background: #fff;
        box-shadow: 0 20px 60px rgba(7, 27, 53, .22);
    }

    .nav.open {
        display: flex !important;
        flex-direction: column !important;
    }

    .nav a {
        min-height: 48px;
        display: flex;
        align-items: center;
        padding: 0 14px;
        border-radius: 8px;
        font-size: 15px !important;
        font-weight: 700 !important;
    }

    .nav-cta {
        display: none !important;
    }

    /* SECTION SPACING */
    .section,
    .product-section,
    .article-section,
    .article-main,
    .product-detail-page {
        padding-top: 42px !important;
        padding-bottom: 52px !important;
    }

    .section-heading,
    .center-heading {
        margin-bottom: 25px !important;
    }

    .section-heading h2,
    .center-heading h2 {
        margin: 10px 0 16px !important;
        font-size: 38px !important;
        line-height: 1.12 !important;
    }

    .section-heading p,
    .center-heading p {
        margin: 0 !important;
        font-size: 16px !important;
        line-height: 1.65 !important;
    }

    /* PRODUCT AND ARTICLE GRID */
    .product-grid,
    .article-grid,
    .service-grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 18px !important;
    }

    .product-card,
    .article-card,
    .service-card {
        min-height: 0 !important;
        height: auto !important;
        margin: 0 !important;
        overflow: hidden !important;
        border-radius: 12px !important;
        background: #fff !important;
    }

    .product-card img,
    .article-card img,
    .service-card img,
    .product-photo,
    .service-photo {
        display: block !important;
        width: 100% !important;
        height: 225px !important;
        min-height: 0 !important;
        max-height: 225px !important;
        margin: 0 !important;
        object-fit: cover !important;
        background: #eef1f4 !important;
    }

    .product-card > div,
    .article-card > div,
    .service-card > div,
    .product-card .card-content,
    .article-card .card-content {
        padding: 20px !important;
    }

    .product-card h3,
    .article-card h3,
    .service-card h3 {
        margin: 0 0 10px !important;
        font-size: 23px !important;
        line-height: 1.28 !important;
    }

    .product-card p,
    .article-card p,
    .service-card p {
        margin: 0 !important;
        font-size: 15px !important;
        line-height: 1.65 !important;
    }

    /* Không đưa toàn bộ mô tả dài vào card */
    .product-card .article-body,
    .product-card .product-description {
        display: none !important;
    }

    /* PRODUCT DETAIL */
    .product-detail-wrap {
        display: block !important;
    }

    .product-gallery {
        position: static !important;
        margin: 0 0 26px !important;
    }

    .product-main-image {
        width: 100% !important;
        height: 330px !important;
        min-height: 0 !important;
        object-fit: cover !important;
        border-radius: 11px !important;
    }

    .product-thumbnails {
        display: flex !important;
        gap: 8px !important;
        margin-top: 10px !important;
        overflow-x: auto !important;
    }

    .product-thumbnail {
        flex: 0 0 74px !important;
        width: 74px !important;
        height: 74px !important;
        object-fit: cover !important;
        margin: 0 !important;
    }

    .product-info {
        padding: 0 !important;
    }

    .product-title {
        margin: 8px 0 14px !important;
        font-size: 37px !important;
        line-height: 1.08 !important;
    }

    .product-short-description {
        margin-bottom: 20px !important;
        font-size: 16px !important;
        line-height: 1.65 !important;
    }

    .product-price-box {
        margin-bottom: 24px !important;
    }

    .product-description {
        font-size: 16px !important;
        line-height: 1.72 !important;
    }

    .product-description h2 {
        margin: 27px 0 10px !important;
        font-size: 26px !important;
        line-height: 1.22 !important;
    }

    .product-description h2:first-child {
        margin-top: 0 !important;
    }

    .product-description p {
        margin: 0 0 15px !important;
    }

    /* ARTICLE DETAIL */
    .article-head h1 {
        font-size: 37px !important;
        line-height: 1.1 !important;
    }

    .article-cover {
        width: 100% !important;
        height: 250px !important;
        object-fit: cover !important;
        margin: 24px 0 !important;
    }

    .article-body {
        font-size: 16px !important;
        line-height: 1.75 !important;
    }

    .article-body h2 {
        margin: 30px 0 10px !important;
        font-size: 27px !important;
    }

    .article-body h3 {
        margin: 23px 0 9px !important;
        font-size: 22px !important;
    }

    /* FLOAT BUTTON */
    .floating {
        right: 12px !important;
        bottom: 14px !important;
    }

    .floating a {
        width: 48px !important;
        height: 48px !important;
    }
}

@media (max-width: 390px) {
    .container {
        width: calc(100% - 24px) !important;
    }

    .section-heading h2,
    .center-heading h2,
    .product-title,
    .article-head h1 {
        font-size: 34px !important;
    }

    .product-main-image {
        height: 290px !important;
    }
}

/* PRODUCT CARD FINAL HOTFIX */
.product-grid {
    align-items: stretch !important;
}

.product-card,
.product-item,
[data-product] {
    display: flex !important;
    flex-direction: column !important;
    min-height: 0 !important;
    height: auto !important;
    overflow: hidden !important;
    border-radius: 12px !important;
    background: #ffffff !important;
}

.product-card img,
.product-item img,
[data-product] img,
.product-photo {
    display: block !important;
    width: 100% !important;
    height: 320px !important;
    min-height: 0 !important;
    max-height: 320px !important;
    margin: 0 !important;
    object-fit: cover !important;
    background: #eef1f4 !important;
}

.product-card > div,
.product-item > div,
[data-product] > div {
    padding: 22px !important;
}

.product-card h3,
.product-item h3,
[data-product] h3 {
    margin: 0 0 10px !important;
    font-size: 24px !important;
    line-height: 1.25 !important;
}

.product-card p,
.product-item p,
[data-product] p {
    margin: 0 !important;
    font-size: 15px !important;
    line-height: 1.65 !important;
}

.product-card .article-body,
.product-card .product-description,
.product-item .article-body,
.product-item .product-description {
    display: none !important;
}

@media (max-width: 900px) {
    .product-card img,
    .product-item img,
    [data-product] img,
    .product-photo {
        height: 230px !important;
        max-height: 230px !important;
    }

    .product-card > div,
    .product-item > div,
    [data-product] > div {
        padding: 18px !important;
    }

    .product-card h3,
    .product-item h3,
    [data-product] h3 {
        font-size: 21px !important;
    }
}

/* NHẬT TRƯỜNG PRODUCT GRID FINAL */
.product-grid {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 24px !important;
    align-items: stretch !important;
}

.nt-product-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #e4e8ee;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 12px 34px rgba(7, 27, 53, 0.07);
    transition:
        transform .22s ease,
        box-shadow .22s ease;
}

.nt-product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 44px rgba(7, 27, 53, 0.12);
}

.nt-product-image {
    position: relative;
    display: block;
    height: 280px;
    overflow: hidden;
    background: #f1f3f6;
}

.nt-product-image img {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    max-height: none !important;
    margin: 0 !important;
    object-fit: cover !important;
    transition: transform .3s ease;
}

.nt-product-card:hover .nt-product-image img {
    transform: scale(1.03);
}

.nt-discount {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 6px 10px;
    border-radius: 999px;
    background: #ed1c24;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}

.nt-product-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 21px;
}

.nt-product-category {
    margin-bottom: 8px;
    color: #ed1c24;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.nt-product-card h3 {
    margin: 0 0 10px !important;
    font-size: 23px !important;
    line-height: 1.28 !important;
}

.nt-product-card h3 a {
    color: #071b35;
    text-decoration: none;
}

.nt-product-card p {
    display: -webkit-box;
    min-height: 48px;
    margin: 0 0 18px !important;
    overflow: hidden;
    color: #667386;
    font-size: 15px !important;
    line-height: 1.6 !important;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.nt-product-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid #edf0f4;
}

.nt-product-bottom strong {
    color: #ed1c24;
    font-size: 18px;
}

.nt-product-link {
    color: #071b35;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.nt-product-link:hover {
    color: #ed1c24;
}

@media (max-width: 980px) {
    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 640px) {
    .product-grid {
        grid-template-columns: 1fr !important;
        gap: 18px !important;
    }

    .nt-product-image {
        height: 230px;
    }

    .nt-product-content {
        padding: 18px;
    }

    .nt-product-card h3 {
        font-size: 21px !important;
    }

    .nt-product-bottom strong {
        font-size: 17px;
    }
}