/* Pi², giao diện gốc của pi2.vn (nền xám nhạt, khối đen bo góc lớn, gradient #386BB7 → #E24C4A, Manrope).
   Phần 1: CSS bản cũ (top.css, style.css, pi2-them.css) giữ nguyên tinh thần, đổi tên vài lớp trùng.
   Phần 2: các thành phần của trang mới (dịch vụ, dự án, bài viết, bảng giá...) vẽ lại theo cùng phong cách. */
@font-face{font-family:'Manrope';font-style:normal;font-weight:200 800;font-display:swap;src:url(/assets/fonts/manrope-vietnamese.woff2) format('woff2');unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:'Manrope';font-style:normal;font-weight:200 800;font-display:swap;src:url(/assets/fonts/manrope-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root{--xanh:#386BB7;--do:#E24C4A;--den:#1F1F1F;--xam:#F0F2F4;--xam-dam:#E7E8E8;--chu-phu:#666;--vien:#E0E0E0;
  --grad:linear-gradient(45deg,#386BB7,#E24C4A)}

/* ================= Phần 1: nền tảng bản cũ ================= */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:Manrope,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;font-weight:600;margin:0;color:var(--den);background:#fff;overflow-x:hidden;-webkit-font-smoothing:antialiased}
.regular{font-weight:400}
a{text-decoration:none;color:var(--den);transition:.5s}
a:hover{color:#f14f44}
p{line-height:2}
li{line-height:2}
img{vertical-align:middle;max-width:100%;height:auto}
h1{font-size:4em}
h2{font-size:3em}
h1,h2,h3{font-weight:700;line-height:1.25;overflow-wrap:break-word}
h1,h2{font-weight:600}
hr{opacity:.5}
:focus-visible{outline:3px solid var(--xanh);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--den);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:10px;top:10px;color:#fff}
.container,.wrap{max-width:1360px;margin:auto;padding:0 30px}
.black-box{color:#fff;background:var(--den);border-radius:20px}
.light-grey-bg{background:var(--xam)}
.white-bg{background:#fff}
.white{color:#fff}
.black{color:var(--den)}
.grey{color:#958c8c}
.uppercase{text-transform:uppercase}
.d-flex{display:flex}.d-block{display:block}.d-none{display:none}.d-inline-block{display:inline-block}
.space-between{justify-content:space-between}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}
.align-center{align-items:center}.align-end{align-items:flex-end}.align-start{align-items:flex-start}
.flex-wrap{flex-wrap:wrap}.text-center{text-align:center}.pos-rel{position:relative}.nowrap{white-space:nowrap}.word-break{word-break:break-all}
.gap-30{gap:30px}.gap-40{gap:40px}.gap-60{gap:60px}.gap-3p{gap:3%}
.m-0{margin:0}.mb-0{margin-bottom:0}.mb-5{margin-bottom:5px}.mb-15{margin-bottom:15px}.mb-30{margin-bottom:30px}
.mt-0{margin-top:0}.mt-15{margin-top:15px}.mt-30{margin-top:30px}.mt-50{margin-top:50px}.mt-100{margin-top:100px}
.mr-5{margin-right:5px}.mr-15{margin-right:15px}.mr-30{margin-right:30px}.ml-30{margin-left:30px}
.p-15{padding:15px}.p-30{padding:30px}.p-50{padding:50px}
.pt-5{padding-top:5px}.pt-10{padding-top:10px}.pt-40{padding-top:40px}.pt-80{padding-top:80px}
.pb-5{padding-bottom:5px}.pb-10{padding-bottom:10px}.pb-50{padding-bottom:50px}.pb-80{padding-bottom:80px}
.pl-15{padding-left:15px}.pl-30{padding-left:30px}.pl-40{padding-left:40px}.pr-15{padding-right:15px}.pr-30{padding-right:30px}.pr-40{padding-right:40px}
.border-radius-10{border-radius:10px}.border-radius-20{border-radius:20px}.border-radius-25{border-radius:25px}.border-radius-30{border-radius:30px}
.w-10{width:10%}.w-23{width:23%}.w-30{width:30%}.w-33{width:33%}.w-40{width:40%}.w-45{width:45%}.w-48{width:48%}.w-50{width:50%}.w-57{width:57%}.w-60{width:60%}.w-70{width:70%}.w-80{width:80%}
.font-08{font-size:.8em}.font-09{font-size:.9em}.font-11{font-size:1.1em}.font-13{font-size:1.3em}
.font-2{font-size:2em;line-height:1.5}.font-25{font-size:2.5em;line-height:1}.font-8{font-size:8em;line-height:1}
.grey-border{border:1px solid var(--vien)}.black-border{border:1px solid #000}.white-border{border:1px solid #fff}
.max-width-100{max-width:100%}.max-width-500{max-width:500px;margin:auto}
.highlight,.grad-text{background:linear-gradient(90deg,#386BB7,#E24C4A);-webkit-background-clip:text;background-clip:text;color:transparent}
.gradient-stroke-text{background:linear-gradient(90deg,#386BB7,#E24C4A);background-size:200% 200%;-webkit-background-clip:text;background-clip:text;-webkit-text-stroke:3px transparent}
.sentence{opacity:0;transform:translateY(50px);transition:opacity 1s ease-out,transform .5s ease-out}
.sentence.visible{opacity:1;transform:translateY(0)}
.numberDisplay{display:inline-block;transition:transform .1s ease,color .1s ease}
.numberDisplay.animate{transform:scale(1.1)}
.fade{animation-name:fade;animation-duration:1.5s}
@keyframes fade{from{opacity:.4}to{opacity:1}}

/* Nút */
.primary-btn{position:relative;padding:20px 30px;display:inline-block;border-radius:30px;color:var(--den);font-weight:600}
.primary-btn:hover{background:var(--grad);color:#fff}
.primary-btn::before,.controls::before{content:"";position:absolute;inset:0;border-radius:50px;padding:2px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;pointer-events:none}
.black-box .controls::before{content:none}
.secondary-btn{padding:10px 20px;border:1px solid #fff;border-radius:40px;color:#fff;margin:0 20px;transition:.5s;display:flex;align-items:center}
.secondary-btn:hover{background:var(--do);color:#fff;border-color:var(--do)}
.controls{border:1px solid #fff;display:inline-flex;border-radius:40px;align-items:center;position:relative}
.controls button{padding:15px 25px;z-index:1;background:none;border:0;cursor:pointer;line-height:0}
.nut-chinh,.nut-phu{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:16px 28px;border-radius:40px;font-weight:700;font-size:1em;transition:.3s;font-family:inherit;cursor:pointer;border:0}
.nut-chinh{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(226,76,74,.35)}
.nut-chinh:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(226,76,74,.45)}
.nut-phu{border:1.5px solid rgba(255,255,255,.85);color:#fff;background:rgba(0,0,0,.15)}
.nut-phu:hover{background:#fff;color:var(--den)}
.nut-phu.toi{border-color:var(--den);color:var(--den);background:none}
.nut-phu.toi:hover{background:var(--den);color:#fff}
.nut-icon{background:none;border:0;padding:6px;cursor:pointer;line-height:0}

/* Header */
.site-header{position:fixed;top:0;z-index:20;background:var(--xam);padding:15px 30px 0;width:100%;transition:.5s}
.site-header.sticky{background:transparent;padding:0 30px}
.site-header.sticky .navbar{box-shadow:0 0 20px rgba(0,0,0,.2);margin:0 auto;border-radius:0 0 20px 20px}
.site-header.sticky .top-bar{display:none}
.top-bar{padding:0 30px}
.top-bar p{margin:12px 0;font-size:.95em}
.top-bar a{color:#fff}
.top-bar a:hover{color:#f14f44}
.thanh-mxh{gap:16px}
.chu-zalo{font-weight:700;font-size:.9em;border:1px solid rgba(255,255,255,.5);border-radius:20px;padding:3px 12px}
.chu-zalo:hover{background:#0068FF;border-color:#0068FF;color:#fff}
.navbar{background:#fff;margin:10px auto 20px;border-radius:20px;padding:15px 30px}
.navbar .menu{list-style:none;margin:0;padding:0;gap:2px}
.navbar .menu>li{position:relative;line-height:1}
.navbar .menu a{display:block;padding:14px;color:var(--den);border-radius:30px;transition:.5s;text-transform:uppercase;font-size:.95em;white-space:nowrap}
.navbar .menu>li>a:hover{background:var(--xam)}
.navbar .menu>li>a[aria-current="page"]{background:var(--xam)}
.navbar .menu .faq-link{text-transform:none}
.navbar a.primary-btn{white-space:nowrap}
.dropdown-content{display:none;position:absolute;left:0;top:100%;background:var(--den);min-width:260px;box-shadow:0 8px 16px rgba(0,0,0,.2);z-index:5;border-radius:20px;padding:16px;list-style:none;margin:0}
.dropdown-content a{color:#fff!important;padding:10px 14px!important;text-transform:none!important;border-radius:12px!important}
.dropdown-content a:hover,.dropdown-content a[aria-current="page"]{color:#f14f44!important;background:transparent}
.dropdown:hover .dropdown-content,.dropdown:focus-within .dropdown-content{display:block}
.dropdown>a::after{content:"";display:inline-block;width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin:0 0 3px 8px;opacity:.6}
.sidenav{height:100%;width:0;position:fixed;z-index:30;top:0;right:0;overflow-x:hidden;transition:.5s;background:rgba(0,0,0,.5)}
.sidenav.open{width:100%}
.mobile-menu-content{width:300px;max-width:88%;background:#fff;position:absolute;right:0;min-height:100%}
.mobile-menu-content a{font-size:.9em}
.mobile-menu-content .sub-mobile{list-style:none;margin:0;padding:0 0 6px 14px}
.mobile-menu-content .sub-mobile a{text-transform:none;color:#555;padding:6px 0;display:block}
.mobile-menu-content .primary-btn{color:var(--den)}

/* Hero trang chủ */
.banner{padding:202px 30px 30px}
.slideshow-container{max-width:1360px;position:relative;margin:auto}
#home-banner{color:#fff}
#home-banner .mySlides{display:none;border-radius:30px;padding:150px 15% 130px;position:relative}
#home-banner .mySlides:first-child{display:block}
#home-banner h1{line-height:1.1}
#home-banner .tieu-de-slide{font-size:4.5em;line-height:1.1;font-weight:500}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;position:relative;z-index:2}
#home-banner .prev,#home-banner .next{position:absolute;top:auto;bottom:34px;z-index:3;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.18);border:1.5px solid rgba(255,255,255,.7);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;line-height:1;backdrop-filter:blur(4px);cursor:pointer;padding:0;font-family:inherit}
#home-banner .prev{left:15%}
#home-banner .next{left:calc(15% + 64px)}
#home-banner .prev::before{content:"‹";margin-top:-3px}
#home-banner .next::before{content:"›";margin-top:-3px}
#home-banner .prev:hover,#home-banner .next:hover{background:#fff;color:var(--den)}

/* Logo khách hàng chạy ngang */
.khach-tieu-de{text-align:center;font-size:.85em;letter-spacing:.12em;text-transform:uppercase;color:#8a8f98;margin:0 0 26px}
.chay-logo{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.hang-logo{display:flex;align-items:center;width:max-content;animation:chay-logo 40s linear infinite}
.chay-logo:hover .hang-logo{animation-play-state:paused}
.logo-khach{flex:0 0 auto;display:flex;align-items:center;justify-content:center;height:64px;padding:0 44px}
.logo-khach img{width:auto;max-width:170px;filter:grayscale(1);opacity:.5;transition:.3s}
.logo-khach:hover img{filter:none;opacity:1}
@keyframes chay-logo{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Thẻ dịch vụ */
.services{gap:2.6%}
.services>a.the-dich-vu{display:flex;flex-direction:column;color:var(--den);margin:15px 0;transition:.3s}
.services>a.the-dich-vu>img{order:-1;width:44px;height:44px;margin-bottom:18px}
.services>a.the-dich-vu p.font-11{font-size:1.2em;margin:0 0 10px;line-height:1.35}
.services>a.the-dich-vu p{margin:0 0 14px}
.services>a.the-dich-vu .xem-them{margin-top:auto;font-weight:700;font-size:.9em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.services>a.the-dich-vu:hover{background:var(--xam-dam);transform:translateY(-4px);box-shadow:0 10px 24px rgba(0,0,0,.06);color:var(--den)}
#web123-home-banner{background:url(/assets/img/giao-dien/Group-18433.webp) center right;background-size:cover}
.d-sm-block{display:none}

/* Dự án nổi bật (cuộn ngang) */
.case{height:400px;font-size:2.2em;padding:30px;position:relative;display:flex;align-items:flex-end;line-height:1;color:#fff}
#case-studies{color:#fff}
#case-studies p{line-height:1;word-break:break-all}
#case-studies a{overflow:hidden;position:relative;color:#fff}
#case-studies a:hover div{transform:scale(1.1);transition:1s}
#case-studies a:hover div p{transform:translateY(-50px);transition:1s}
#case-studies a>img{position:absolute;right:-10px;bottom:-10px}
.cuon-case{overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.cuon-case::-webkit-scrollbar{display:none}
.hang-case{display:flex;gap:40px}
#case-studies .hang-case>a{flex:0 0 calc((100% - 120px) / 4);width:auto;display:block;scroll-snap-align:start}

/* Quy trình (slide) */
.process{gap:30px}
.process h3{margin:1em 0 0;font-weight:600}
.step{width:100px;transform:rotate(-90deg);font-size:5em;line-height:1;opacity:.3;margin:30px 0 0}
#process .mySlides{display:none}
#process .mySlides:first-child{display:block}

/* Thẻ số liệu */
.cards{display:flex;justify-content:space-between;gap:30px}
.the-so{flex:1;padding:30px;border-radius:20px;color:#fff;text-align:left;box-shadow:0 4px 8px rgba(0,0,0,.1);height:400px;display:flex}
.the-so h3{font-size:1.2em;margin-bottom:10px}
.the-so p{margin:5px 0}
.the-so p:nth-child(2){font-size:3em;font-weight:700;line-height:1}
.card1{background:url(/assets/img/giao-dien/team.webp) center;background-size:cover}
.card2{background:url(/assets/img/giao-dien/business.webp) center;background-size:cover}
.card3{background:url(/assets/img/giao-dien/campaign.webp) center bottom;background-size:cover;color:#333}
.card4{background:url(/assets/img/giao-dien/customer.webp) center;background-size:cover}

/* Vì sao chọn Pi² */
.sections{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
.ly-do{border-radius:20px;padding:30px;display:flex;gap:20px}
.number{font-size:4em;font-weight:700}
.text-content h3{font-size:2em;font-weight:700;color:#333;margin:11px 0 0}
.text-content p{font-size:1em;color:var(--chu-phu);line-height:1.6}

/* Chữ chạy */
.chu-chay{position:relative;width:100%;overflow:hidden;white-space:nowrap}
.txt{display:inline-block;font-size:6em;padding-left:10%;animation:scroll 10s linear infinite}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* Hỏi đáp kiểu accordion */
.qa{border-bottom:1px solid #000}
.accordion{cursor:pointer;padding:30px 0;width:100%;border:0;outline-offset:4px;background:none;font:inherit;color:inherit;text-align:left;display:flex;align-items:center}
.accordion .so,.accordion .hoi{margin:0}
.accordion .w-10::after{content:"+";display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1.5px solid var(--den);font-size:24px;line-height:1;flex:0 0 40px;transition:.3s}
.accordion[aria-expanded="true"] .w-10::after{content:"−";background:var(--den);color:#fff}
.accordion:hover .w-10::after{border-color:var(--do)}
.panel{padding:0 18px 30px;display:none;overflow:hidden}
.panel.open{display:flex}
.panel ul{padding-left:20px}
.panel a{color:var(--xanh);text-decoration:underline}
.faq-trong .accordion .so{font-size:1.4em}
.faq-trong .accordion .hoi{font-size:1.3em;line-height:1.5}

/* Khối đăng ký tư vấn + form */
#lien-he,#tu-van{scroll-margin-top:110px}
.khoi-lien-he{padding:50px;align-items:flex-start}
.lien-he-trai{width:42%}
.lien-he-trai h2{font-size:2.4em}
.lien-he-nhanh{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.nut-nhanh{display:flex;flex-direction:column;background:#fff;border-radius:16px;padding:14px 16px;font-weight:600;font-size:.95em;word-break:break-word;border:1px solid transparent}
.nut-nhanh span{font-size:.75em;font-weight:400;color:#7a7a7a;text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px}
.nut-nhanh:hover{border-color:var(--do);color:var(--den)}
.form-lien-he{width:58%;background:#fff;border-radius:20px;padding:30px;display:flex;flex-direction:column;gap:14px;position:relative}
.form-lien-he label{display:flex;flex-direction:column;gap:6px;font-size:.9em;font-weight:600}
.form-lien-he input,.form-lien-he select,.form-lien-he textarea{font:inherit;font-weight:400;font-size:1em;padding:13px 14px;border:1px solid #d5d7da;border-radius:12px;background:#fff;color:var(--den);width:100%;margin:0}
.form-lien-he textarea{min-height:96px;resize:vertical}
.form-lien-he input:focus,.form-lien-he select:focus,.form-lien-he textarea:focus{outline:2px solid var(--xanh);border-color:transparent}
.form-lien-he .hai-cot{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-lien-he button[type=submit]{align-self:flex-start;white-space:nowrap;border:0;cursor:pointer;font:inherit;font-weight:700;color:#fff;background:var(--grad);padding:16px 32px;border-radius:40px}
.form-lien-he button[type=submit]::before{display:none}
.form-lien-he button[disabled]{opacity:.6;cursor:wait}
.form-lien-he .consent{font-size:.82em;font-weight:400;color:#7a7a7a;margin:0;line-height:1.6}
.form-lien-he .consent a{text-decoration:underline}
.o-mat{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden;opacity:0}
.form-msg{display:none;margin:0;font-weight:600;line-height:1.6}
.form-msg.ok{display:block;color:#1a7f37}
.form-msg.err{display:block;color:var(--do)}
.form-msg a{text-decoration:underline;color:inherit}

/* Chân trang */
.left-section{width:50%}
.contact-info,.social{margin:20px 0}
.contact-info h3,.social h3{margin:0 0 6px}
.contact-info a,.contact-info p{color:#fff}
.contact-info a:hover{color:#f14f44}
.contact-info p{margin:0;line-height:1.7}
.ban-do{width:100%;height:220px;border:0;border-radius:18px;margin-top:20px;filter:grayscale(.2)}
.chu-chan{font-size:2.6em;line-height:1.2;font-weight:500}
.footer{padding:50px 0 0;position:relative}
.footer-content{display:flex;gap:60px}
.footer-text p.regular{color:#cfcfcf;line-height:1.8}
.footer-links{display:flex;gap:30px}
.links-column h3{font-size:1.2em;font-weight:700;margin-bottom:10px}
.links-column ul{list-style:none;padding:0}
.links-column ul li{margin-bottom:6px;line-height:1.6}
.links-column ul li a{color:#fff;transition:color .3s}
.links-column ul li a:hover{color:#ff4500}
.footer-bottom{padding:10px 0 0;border-radius:20px 20px 0 0;color:#797979;position:relative}
.footer-bottom::before{content:url(/assets/img/giao-dien/round-left.svg);position:absolute;left:-20px;bottom:-6px}
.footer-bottom::after{content:url(/assets/img/giao-dien/round-right.svg);position:absolute;right:-20px;bottom:-6px}
.footer-bottom p{margin:0;padding:6px 0 10px;line-height:1.7;font-size:.92em}
.footer-bottom a{color:#555}
.footer-bottom a:hover{color:#f14f44}

/* Nút nổi */
.zalo-noi{position:fixed;left:24px;bottom:24px;z-index:15;width:56px;height:56px;border-radius:50%;background:#0068FF;color:#fff;font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,104,255,.4)}
.zalo-noi:hover{color:#fff;transform:scale(1.06)}
#backToTop{position:fixed;display:none;width:44px;height:44px;border-radius:50%;right:24px;bottom:24px;opacity:.85;z-index:15;background:#f14f44;border:0;cursor:pointer;align-items:center;justify-content:center}
#backToTop.show.dang-cuon-len{display:flex}
#backToTop:hover{background:#fb827b}
#backToTop img{width:16px}

/* ================= Phần 2: các trang mới theo phong cách cũ ================= */
.muted{color:var(--chu-phu)}
.center{text-align:center}
.small{font-size:.88em}
.lead{font-size:1.15em;line-height:1.8;max-width:820px}
.eyebrow{display:inline-block;font-size:.85em;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow::before{content:"/ ";}
.eyebrow::after{content:" /"}
.page-banner .eyebrow,.section-dark .eyebrow{background:none;color:#fff;opacity:.8}

/* Nút dùng trong trang mới */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:16px 28px;border-radius:40px;font-weight:700;font-size:1em;line-height:1.2;border:0;cursor:pointer;font-family:inherit;transition:.3s;position:relative}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(226,76,74,.3)}
.btn-primary:hover{color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--den)}
.btn-ghost::before{content:"";position:absolute;inset:0;border-radius:50px;padding:2px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;pointer-events:none}
.btn-ghost:hover{background:var(--grad);color:#fff}
.btn-outline-light{border:1.5px solid rgba(255,255,255,.85);color:#fff;background:rgba(0,0,0,.15)}
.btn-outline-light:hover{background:#fff;color:var(--den)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* Banner đầu trang con */
.page-banner{padding-bottom:0}
.trang-banner{position:relative;border-radius:30px;padding:110px 9% 150px;background-color:var(--den);background-size:cover;background-position:center;color:#fff}
.trang-banner .logo-banner{display:block;margin-bottom:18px}
.trang-banner h1{color:#fff;margin:0;font-size:3.4em;line-height:1.15;max-width:1000px}
.trang-banner .lead{color:rgba(255,255,255,.88);margin:22px 0 0;font-weight:500}
.trang-banner .meta-line{color:rgba(255,255,255,.8)}
.trang-banner .meta-line a{color:#fff}
.banner-nav{position:absolute;bottom:0;right:10%;border-radius:20px 20px 0 0;padding:22px 30px;color:var(--den);font-size:.95em;max-width:80%}
.banner-nav::before{content:url(/assets/img/giao-dien/banner-nav-before.svg);position:absolute;left:-20px;bottom:-6px}
.banner-nav::after{content:url(/assets/img/giao-dien/banner-nav-after.svg);position:absolute;right:-20px;bottom:-6px}
.banner-nav ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 6px;line-height:1.5}
.banner-nav li+li::before{content:"/";margin-right:6px}
.banner-nav a{background:linear-gradient(to right,#386BB7,#E24C4A) 0 100%/100% 2px no-repeat;padding-bottom:2px}
.meta-line{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:.92em;margin-top:18px;font-weight:500}
.meta-line a{font-weight:700}

/* Khối nội dung */
.section{padding:90px 0 0}
.section-soft>.wrap,.section-dark>.wrap{max-width:1300px;width:calc(100% - 60px);border-radius:25px;padding:50px}
.section-soft>.wrap{background:var(--xam)}
.section-dark>.wrap{background:var(--den);color:#fff}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark .muted,.section-dark p{color:#d6d6d6}
.section-head{max-width:860px;margin:0 0 40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{margin:0 0 .3em;font-size:2.6em}
.section-head p{color:var(--chu-phu);font-weight:500}
.section-dark .section-head p{color:#cfcfcf}
.head-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:40px}
.head-row .section-head{margin:0}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.card{background:var(--xam);border-radius:20px;padding:30px;transition:.3s}
.card p{font-weight:500;line-height:1.8}
.section-soft .card{background:#fff}
.section-dark .card{background:rgba(255,255,255,.08)}
.card:hover{box-shadow:0 10px 24px rgba(0,0,0,.06)}
.card h3{margin:0 0 .4em;font-size:1.25em}
.card p:last-child,.card ul:last-child,.card ol:last-child{margin-bottom:0}
.card .icon{width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card .icon svg{width:24px;height:24px}
.card-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;margin-top:6px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.card-link::after{content:" →"}
.ticks{list-style:none;padding:0;margin:0 0 1.1em;display:grid;gap:8px}
.ticks li{position:relative;padding-left:34px;font-weight:500}
.ticks li::before{content:"";position:absolute;left:0;top:7px;width:22px;height:22px;border-radius:50%;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23fff'%3E%3Cpath d='M8.1 13.6 4.7 10.2l1.2-1.2 2.2 2.2 5.9-5.9 1.2 1.2z'/%3E%3C/svg%3E") center/15px no-repeat,var(--grad)}
.section-dark .ticks li{color:#e6e6e6}

/* Thẻ dự án (kiểu trang Case studies cũ) */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.case-grid [hidden]{display:none}
.case-card{position:relative;display:flex;flex-direction:column;background:var(--den);color:#fff;border-radius:30px;padding:30px;transition:.3s}
.case-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(0,0,0,.18)}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 10px;line-height:1.4}
.case-tags span{font-size:.8em;border:1px solid #fff;border-radius:30px;padding:5px 15px}
.case-card h3{font-size:1.8em;margin:0 0 16px;word-break:break-word}
.case-card h3 a{color:#fff}
.case-card h3 a::after{content:"";position:absolute;inset:0;border-radius:30px}
.case-card:hover h3 a{text-decoration:underline}
.case-img{display:block;height:240px;border-radius:25px;overflow:hidden;background:#333}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform 1s}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-card .case-sum{color:#cfcfcf;line-height:1.7;margin:18px 0}
.case-kpi{margin-top:auto;display:flex;align-items:baseline;gap:12px;padding-top:16px;border-top:1px solid rgba(255,255,255,.2)}
.case-kpi strong{font-size:2em;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap;filter:brightness(1.35)}
.case-kpi span{font-size:.9em;color:#cfcfcf;line-height:1.4;font-weight:500}

/* Bộ lọc */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.chips button{font:inherit;font-size:.95em;color:var(--den);background:#fff;border:1px solid var(--den);border-radius:40px;padding:10px 20px;cursor:pointer;transition:.3s}
.chips button span{margin-left:4px;font-size:.85em;opacity:.6}
.chips button:hover{border-color:var(--do);color:var(--do)}
.chips button[aria-pressed="true"]{background:var(--den);color:#fff}

/* Quy trình dạng lưới */
.steps{list-style:none;padding:0;margin:0;display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr))}
.steps li{position:relative;background:var(--xam);border-radius:20px;padding:30px;line-height:1.6}
.section-soft .steps li{background:#fff}
.section-dark .steps li{background:rgba(255,255,255,.07)}
.step-no{display:block;font-size:4em;font-weight:800;line-height:1;margin-bottom:12px;background:linear-gradient(90deg,#386BB7,#E24C4A);-webkit-background-clip:text;background-clip:text;-webkit-text-stroke:2px transparent;color:#fff}
.section-soft .step-no,.steps li .step-no{color:var(--xam)}
.section-soft .steps li .step-no{color:#fff}
.section-dark .steps li .step-no{color:#2a2a2a}
.steps h3{font-size:1.2em;margin:0 0 6px}
.steps p{margin:0;font-size:.95em;color:var(--chu-phu);font-weight:500;line-height:1.7}
.section-dark .steps p{color:#cfcfcf}
.steps .time{display:inline-block;margin-top:14px;font-size:.8em;border:1px solid currentColor;border-radius:30px;padding:3px 12px}

/* Lý do chọn, giới thiệu */
.why{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:60px;align-items:center}
.why-img{border-radius:25px;overflow:hidden;aspect-ratio:4/3.4}
.why-img img{width:100%;height:100%;object-fit:cover}
.why-list{display:grid;gap:22px;margin-top:8px}
.why-item{display:flex;gap:18px}
.why-item .num{flex:none;font-size:2.4em;font-weight:800;line-height:1;width:60px;background:linear-gradient(90deg,#386BB7,#E24C4A);-webkit-background-clip:text;background-clip:text;-webkit-text-stroke:2px transparent;color:#fff}
.why-item h3{font-size:1.2em;margin:2px 0 4px}
.why-item p{margin:0;color:var(--chu-phu);font-weight:500;line-height:1.7}

/* Đội ngũ (kiểu thẻ thành viên cũ) */
.team{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;max-width:900px;margin:0 auto}
.member-div{display:block;background:#fff}
.anh-thanh-vien{height:300px;overflow:hidden;position:relative;background:url(/assets/img/giao-dien/member.webp) center/cover}
.anh-thanh-vien img{position:absolute;bottom:0;left:0;width:240px;max-width:80%;height:auto;transition:1s}
.member-div:hover .anh-thanh-vien img{transform:translateX(20px)}
.member-detail{position:absolute;bottom:-23px;left:20px;width:auto}
.member-div h3{margin:0}
.member-div .vai-tro{margin:0 0 10px}
.member-div .gioi-thieu{margin:0 0 10px;color:var(--chu-phu);line-height:1.7}
.member-div .lien-ket{font-size:.9em;text-decoration:underline}

/* Trang con chung: dự án, dịch vụ */
.facts{display:grid;gap:4px}
.fact span{display:block;font-size:.8em;color:#958c8c;margin-top:12px}
.fact strong{font-size:1.15em;word-break:break-word;color:#fff}
.fact a{color:#fff;text-decoration:underline}
.fact-kpi strong{display:block;font-size:2.4em;line-height:1.15;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;filter:brightness(1.35)}
.fact-kpi em{font-style:normal;font-size:.9em;color:#cfcfcf}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:16px;margin:1.2em 0 1.6em}
.result{border-radius:20px;padding:22px;background:var(--den);color:#fff}
.result strong{display:block;font-size:2.2em;font-weight:800;line-height:1.15;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;filter:brightness(1.35)}
.result span{font-size:.9em;color:#cfcfcf;line-height:1.5;display:block;font-weight:500}
.gallery{display:flex;flex-wrap:wrap;gap:3%;margin:1.4em 0}
.gallery .fig{width:31.33%;margin:0 0 3%}
.gallery .fig img{aspect-ratio:1;object-fit:cover;border-radius:25px}
.disclaimer{font-size:.85em;color:var(--chu-phu);background:var(--xam);border-radius:20px;padding:16px 20px;margin-top:28px;line-height:1.7;font-weight:500}

/* Nội dung dài: bài viết, chính sách, dự án */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:60px;padding-top:80px;padding-bottom:0}
.article-layout.single{grid-template-columns:minmax(0,860px);justify-content:center}
.prose{min-width:0;font-weight:500}
.prose p,.prose li{line-height:1.95}
.prose h2{margin:1.6em 0 .5em;font-size:2.1em;scroll-margin-top:110px}
.prose h3{margin:1.4em 0 .4em;font-size:1.3em}
.prose a{color:var(--xanh);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:#f14f44}
.prose .btn,.prose .card-link{text-decoration:none}
.prose .btn-primary{color:#fff}
.prose ul,.prose ol{padding-left:22px}
.prose .ticks{padding-left:0}
.prose blockquote{margin:1.5em 0;padding:22px 26px;background:var(--den);color:#fff;border-radius:20px;font-weight:600}
.prose blockquote p:last-child{margin:0}
.prose .note,.note{background:var(--xam);border-left:4px solid var(--do);border-radius:0 20px 20px 0;padding:18px 24px;margin:1.5em 0}
.prose .note p:last-child,.note p:last-child{margin:0}
.prose>:first-child{margin-top:0}
.prose .card h3{margin-top:0}
.prose .grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
.prose .grid-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr))}
.fig{margin:1.8em 0}
.fig img{width:100%;border-radius:25px;background:var(--xam)}
.fig figcaption{font-size:.85em;color:var(--chu-phu);margin-top:10px;text-align:center;font-weight:500}
.aside .sticky{position:sticky;top:120px}
.aside .box{border-radius:25px;padding:30px;background:var(--xam);margin-bottom:24px}
.aside h2{font-size:1.1em;margin:0 0 12px}
.aside-list{list-style:none;margin:0;padding:0}
.aside-list a{display:block;padding:8px 0;border-bottom:1px solid #d9dbde;line-height:1.5}
.aside-list li:last-child a{border-bottom:0}
.toc ol{margin:0;padding-left:20px;font-size:.92em}
.toc li{margin-bottom:4px;line-height:1.6}
.aside .cta-box{background:var(--den);color:#fff}
.aside .cta-box h2{color:#fff;font-size:1.5em;line-height:1.3}
.aside .cta-box p{color:#cfcfcf;font-weight:500;line-height:1.7}
.aside .cta-box .btn{width:100%}
.aside-phone{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;color:#fff;font-weight:700}
.aside-phone svg{width:17px;height:17px}
.aside-phone:hover{color:#f14f44}
.aside .web123{background:url(/assets/img/giao-dien/web123.webp) center/cover;color:#fff}
.aside .web123 p{margin:0 0 6px}
.aside .web123 .primary-btn{color:#fff;margin-top:10px;padding:14px 24px}
.author-box{display:flex;gap:18px;align-items:flex-start;border-radius:25px;padding:26px;margin-top:40px;background:var(--xam)}
.author-box img{width:56px;height:56px;border-radius:14px;flex:none}
.author-box h2{font-size:1.15em;margin:0 0 4px}
.author-box p{font-size:.95em;margin:0 0 6px;color:var(--chu-phu);line-height:1.7}
.sources{font-size:.92em}
.sources li{word-break:break-word}

/* Bài viết */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.post-grid [hidden]{display:none}
.post-card{position:relative;display:flex;flex-direction:column;background:var(--xam);border-radius:25px;overflow:hidden;transition:.3s}
.section-soft .post-card{background:#fff}
.post-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(0,0,0,.08)}
.post-card .thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#ddd}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 1s}
.post-card:hover .thumb img{transform:scale(1.06)}
.tag{position:absolute;left:14px;top:14px;background:#fff;color:var(--den);font-size:.78em;padding:5px 14px;border-radius:30px}
.post-body{display:flex;flex-direction:column;flex:1;padding:24px 26px 28px}
.post-card .date{font-size:.82em;color:#958c8c;margin-bottom:6px}
.post-card h3{font-size:1.25em;line-height:1.4;margin:0 0 8px}
.post-card h3 a::after{content:"";position:absolute;inset:0}
.post-card p{color:var(--chu-phu);font-weight:500;margin:0;line-height:1.7}

/* Bảng */
.table-wrap{overflow-x:auto;border-radius:20px;background:#fff;border:1px solid var(--vien);-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:.95em}
th,td{padding:14px 18px;border-bottom:1px solid var(--vien);text-align:left;vertical-align:top;line-height:1.6}
thead th{background:var(--den);color:#fff;font-weight:700;white-space:nowrap}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
td{font-weight:500}
.legal-table th{width:36%;background:var(--xam);font-weight:700}
.price-table td:nth-child(2),.price-table td:nth-child(3){white-space:nowrap}
.prose .table-wrap{margin:1.4em 0}
.swipe-hint{display:none;font-size:.85em;color:var(--chu-phu);margin:0 0 8px}

/* Hỏi đáp trên trang con */
.faq-trong{max-width:1100px}
.section-head.center~.faq-trong,.center+.faq-trong{margin:0 auto}

/* Liên hệ */
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.info-list li{display:flex;gap:14px;align-items:flex-start;line-height:1.7}
.info-list .ic{flex:none;width:46px;height:46px;border-radius:50%;background:var(--den);color:#fff;display:flex;align-items:center;justify-content:center}
.info-list svg{width:20px;height:20px}
.info-list strong{display:block}
.info-list a{color:var(--xanh)}
#tu-van.card{background:var(--xam)}
#tu-van.card .form-lien-he{width:100%;padding:0;background:none}

/* Bảng chi phí */
.price-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:24px}
.price-card{display:flex;flex-direction:column;background:var(--xam);border-radius:25px;padding:30px}
.section-soft .price-card{background:#fff}
.price-card h3{font-size:1.2em;margin:0 0 4px}
.price-card .from{font-size:.85em;color:#958c8c}
.price-card .amount{font-size:2em;font-weight:800;line-height:1.2;margin:4px 0;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.price-card .unit{font-size:.88em;color:var(--chu-phu);margin-bottom:16px}
.price-card ul{font-size:.95em;margin-bottom:20px}
.price-card .btn{margin-top:auto}

/* Số liệu dạng ô */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{padding:26px;border-radius:20px;background:var(--den);color:#fff}
.stat strong{display:block;font-size:2.6em;font-weight:800;line-height:1.1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;filter:brightness(1.35)}
.stat span{font-size:.92em;color:#cfcfcf}

/* 404 */
.notfound{text-align:center;padding:240px 0 40px}
.notfound .code{font-size:9em;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.notfound .hero-actions{justify-content:center}

/* ================= Responsive ================= */
@media (max-width:1200px){
  #home-banner .w-60{width:100%}
  .navbar .menu a{padding:12px 9px;font-size:.88em}
}
@media (max-width:1100px){
  .d-md-none{display:none!important}
  .d-md-flex{display:flex!important}
  .navbar{border-radius:15px;padding:8px 20px}
  .banner{padding:170px 30px 30px}
}
@media (max-width:992px){
  h1{font-size:3em}
  h2{font-size:2.2em}
  #home-banner .mySlides{padding:100px 15% 120px}
  #home-banner .tieu-de-slide{font-size:3em}
  .flex-direction-col-md{flex-direction:column;align-items:flex-start}
  .services{margin:30px 0 0}
  .services .w-23{width:48%}
  .hang-case{gap:20px}
  #case-studies .hang-case>a{flex-basis:calc((100% - 40px) / 3)}
  .case{height:300px;font-size:2em;padding:15px}
  .mt-100{margin-top:50px}
  .process.d-flex{display:block}
  .process .w-33{width:100%}
  .the-so{flex:none;width:48%}
  .cards{flex-wrap:wrap;gap:20px}
  .content .w-40,.content .w-60{width:100%}
  .content.d-flex{display:block}
  .content .sentence{margin:0 0 30px}
  .txt{font-size:4em}
  .font-2{font-size:1.5em}
  .left-section{width:100%}
  .site-footer .gap-60 .w-50{width:100%}
  .site-footer .gap-60{display:block}
  .contact-info,.social{margin:0 0 16px}
  .footer-content{display:block}
  .footer-content .w-50{width:100%}
  .khoi-lien-he{flex-direction:column;padding:30px;gap:30px}
  .lien-he-trai,.form-lien-he{width:100%}
  .trang-banner{padding:90px 7% 140px}
  .trang-banner h1{font-size:2.6em}
  .section-head h2{font-size:2.1em}
  .case-grid,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;padding-top:50px}
  .aside .sticky{position:static}
  .why{grid-template-columns:1fr;gap:34px}
  .steps{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .section{padding-top:60px}
}
@media (max-width:767px){
  .container,.wrap{padding:0 15px}
  .site-header{padding:12px 15px 0}
  .site-header.sticky{padding:0}
  .top-bar{padding:8px 15px}
  .top-bar .d-flex{display:block}
  .top-bar .pl-30{padding-left:0}
  .top-bar p{margin:0;font-size:.85em}
  .top-bar .thanh-mxh{display:none}
  .navbar{padding:4px 15px}
  .navbar img{max-height:44px;width:auto}
  .banner{padding:150px 15px 20px}
  #home-banner .mySlides{border-radius:20px;padding:50px 8% 110px}
  #home-banner h1{font-size:2.6em}
  #home-banner .tieu-de-slide{font-size:2.2em}
  #home-banner .prev{left:8%}
  #home-banner .next{left:calc(8% + 56px)}
  .hero-cta{flex-direction:column;align-items:stretch}
  .nut-chinh,.nut-phu{padding:14px 20px}
  .flex-direction-col-sm{flex-direction:column}
  .flex-direction-col-xs{flex-direction:column;align-items:flex-start}
  .w-80{width:100%}
  .services{gap:12px 4%}
  .services>a.the-dich-vu{width:48%;padding:18px 16px;margin:0}
  .services>a.the-dich-vu>img{width:32px;height:32px;margin-bottom:12px}
  .services>a.the-dich-vu p.font-11{font-size:1em}
  .services>a.the-dich-vu p:not(.font-11){font-size:.82em;line-height:1.5}
  .pr-40{padding-right:20px}.pl-40{padding-left:20px}
  .controls button{padding:15px 20px}
  .secondary-btn{padding:14px 15px;margin:0 0 0 10px}
  .font-8{font-size:5em;margin:30px 0 0}
  #case-studies .hang-case>a{flex-basis:72%}
  .the-so{width:100%}
  .ly-do{flex-direction:column;gap:0}
  .qa .w-30{width:15%}
  .qa .w-60{width:80%}
  .qa .w-10{width:5%}
  .accordion .w-10::after{width:32px;height:32px;flex-basis:32px;font-size:20px}
  .qa-title .w-30,.qa-btn .w-30{width:0}
  .qa-title .w-70,.qa-btn .w-70{width:100%}
  .panel{padding:0 0 24px}
  .faq-trong .accordion .so{font-size:1.1em}
  .faq-trong .accordion .hoi{font-size:1.05em}
  .pt-80{padding-top:40px}.pb-80{padding-bottom:40px}
  #web123-home-banner .w-30,#web123-home-banner .w-40{width:100%}
  #web123-home-banner .justify-center{justify-content:flex-start}
  #web123-home-banner .justify-end{display:none}
  .d-sm-block{display:block}
  .logo-khach{padding:0 26px;height:54px}
  .logo-khach img{max-width:120px;transform:scale(.82)}
  .hang-logo{animation-duration:28s}
  .lien-he-trai h2{font-size:1.8em}
  .form-lien-he{padding:20px}
  .form-lien-he .hai-cot{grid-template-columns:1fr}
  .form-lien-he button[type=submit]{align-self:stretch}
  .chu-chan{font-size:1.8em}
  .footer-links{flex-direction:column;gap:0}
  .footer-links .w-50,.footer-links .w-33{width:100%}
  .zalo-noi{width:46px;height:46px;left:14px;bottom:14px;font-size:12px}
  #backToTop{right:14px;bottom:14px;width:40px;height:40px}
  .trang-banner{border-radius:20px;padding:50px 22px 120px}
  .trang-banner h1{font-size:2em}
  .trang-banner .lead{font-size:1em}
  .banner-nav{left:20px;right:20px;max-width:none;padding:16px 18px;font-size:.85em}
  .banner-nav::before,.banner-nav::after{display:none}
  .section{padding-top:50px}
  .section-soft>.wrap,.section-dark>.wrap{border-radius:20px;padding:30px 18px;width:calc(100% - 30px)}
  .section-head h2{font-size:1.7em}
  .prose h2{font-size:1.55em}
  .case-grid,.post-grid{grid-template-columns:1fr;gap:20px}
  .case-card{padding:22px;border-radius:25px}
  .case-card h3{font-size:1.5em}
  .case-img{height:200px}
  .chips{flex-wrap:nowrap;overflow-x:auto;margin:0 -15px 24px;padding:0 15px 4px;scrollbar-width:none}
  .chips::-webkit-scrollbar{display:none}
  .chips button{flex:0 0 auto}
  .steps{grid-template-columns:1fr}
  .team{grid-template-columns:1fr}
  .gallery .fig{width:48.5%}
  .swipe-hint{display:block}
  .price-table td:nth-child(2),.price-table td:nth-child(3){white-space:normal;min-width:150px}
  .card{padding:24px}
  .aside .box{padding:24px}
  .notfound{padding-top:190px}
  .notfound .code{font-size:6em}
}
@media (max-width:480px){
  .stats{grid-template-columns:1fr}
  .author-box{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  .hang-logo{animation:none;flex-wrap:wrap;justify-content:center;width:auto}
  .hang-logo>[aria-hidden="true"]{display:none}
  .chay-logo{-webkit-mask-image:none;mask-image:none}
  .txt{animation:none}
  .sentence{opacity:1;transform:none}
  *{transition:none!important}
}