/* Portfolio – Nhân Lưu. Style trích từ theme wpbootstrap (nhanluu.com) */
/* Style trích từ nhanluu.com: nền đen, tiêu đề Playfair Display 900 trên khối đen,
   số thứ tự Muli 200, nội dung Muli 16/30, gạch trắng 40px, easing cubic-bezier(.175,.885,.32,1.275) */
:root{
  --bg:#000;            /* body background */
  --ink:#212121;        /* rgb(33,33,33) - mask & nền nút */
  --text:#fff;
  --muted:rgba(255,255,255,.62);
  --line:rgba(255,255,255,.14);
  --display:"Playfair Display", Georgia, "Times New Roman", serif;
  --body:"Mulish","Muli", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease:cubic-bezier(.175,.885,.32,1.275);
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text)}
body{font-family:var(--body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1280px;margin:0 auto;padding:0 clamp(16px,4vw,48px)}

/* ===== Header – giữ nguyên từ theme wpbootstrap (nhanluu.com) ===== */
.circle-logo-wrapper{height:96px;width:96px;position:fixed;top:28px;z-index:3;border-radius:50%;transition:.4s var(--ease)}
.circle-logo{width:50%;height:50%;position:absolute;top:25%;left:25%;z-index:1;border-radius:50%;opacity:0;transition:.4s var(--ease)}
.logo{width:54px;height:auto;z-index:1;position:absolute;top:calc(50% - 31px);left:calc(50% - 27px);transition:.4s var(--ease)}
.circle-logo-wrapper:hover .circle-logo{background:#fff;border:1px solid #fff;transform:scale(2);opacity:1}
.circle-logo-wrapper:hover img.logo{filter:invert(100%);transform:scale(.8)}

.menu-wrapper{width:64px;height:64px;z-index:3;position:fixed;top:4.5%;right:0;background:transparent;border:none;padding:0;cursor:pointer;overflow:visible;transition:.4s var(--ease)}
.menu-1{width:10px;height:10px;position:absolute;left:calc(50% - 19px);top:calc(50% - 5px);transition:.4s var(--ease)}
.menu-2{width:10px;height:10px;position:absolute;top:calc(50% - 5px);left:calc(50% - 5px);background:#fff;border-radius:50%;transition:.4s var(--ease)}
.menu-3{width:14px;height:10px;position:absolute;left:calc(50% + 8px);top:calc(50% - 5px);transition:.4s var(--ease)}
.menu-wrapper:hover .menu-1{z-index:2;filter:invert(100%);transform:translateX(14px) translateY(-8px)}
.menu-wrapper:hover .menu-2{z-index:1;transform:scale(6.4)}
.menu-wrapper:hover .menu-3{z-index:2;filter:invert(100%);transform:translateX(-15px) translateY(8px)}

@media screen and (min-width:769px){.circle-logo-wrapper{left:calc(6.875% - 48px)}.menu-wrapper,.menu-close-wrapper{width:6.875%}}
@media screen and (max-width:768px){.circle-logo-wrapper{left:calc(12% - 48px)}.menu-wrapper,.menu-close-wrapper{width:12%}}
@media screen and (max-width:575px){.menu-close-wrapper{width:16%}}

.right-menu{width:100%;height:100%;z-index:4;position:fixed;top:0;left:0;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background-image:linear-gradient(90deg,rgba(33,33,33,.1),#212121 95%);opacity:0;transition:opacity .4s}
.right-menu.is-open{opacity:1}
.right-menu-list{display:flex;flex-direction:column;justify-content:center;align-items:flex-end;height:100%}
.right-menu-item{display:flex;align-items:center;transition:.8s var(--ease)}
.right-menu-item:last-child{margin-bottom:0!important}
.right-menu-title{color:inherit;font-family:var(--display);text-decoration:none}
@media screen and (min-width:768px){.right-menu-item{height:64px;font-weight:700;line-height:64px;letter-spacing:.5em;color:#c4c4c4;font-size:48px;margin-right:139px;margin-bottom:36px}}
@media screen and (max-width:767px){.right-menu-item{height:32px;line-height:32px;font-size:24px;font-weight:700;letter-spacing:.5em;color:#fff;margin-right:47px;margin-bottom:58px}}
@media screen and (min-width:769px){
  .right-menu-item>img{margin-left:-24px;opacity:0;transition:.8s var(--ease)}
  .right-menu-item:hover,.right-menu-item:hover .right-menu-icon{transform:translateX(-20px);opacity:1;color:#fff}
}
@media screen and (max-width:768px){.right-menu-item>img{display:none}}

.menu-close-wrapper{width:64px;height:64px;z-index:5;position:fixed;top:4.5%;right:0;text-align:center;background:none;border:none;padding:0;cursor:pointer;opacity:0;transition:opacity .4s}
.menu-close-wrapper.is-open{opacity:1}
.menu-close-wrapper .outer{display:block;position:relative;margin:auto;width:64px;cursor:pointer}
.menu-close-wrapper .inner{display:block;width:inherit;text-align:center}
.menu-close-wrapper .label{display:block;font-family:var(--display);font-size:.8em;line-height:4em;text-transform:uppercase;color:#fff;transition:.3s ease-in;opacity:0}
.menu-close-wrapper .inner::before,.menu-close-wrapper .inner::after{position:absolute;content:"";height:1px;width:inherit;background:#fff;left:0;transition:.3s ease-in}
.menu-close-wrapper .inner::before{top:50%;transform:rotate(45deg)}
.menu-close-wrapper .inner::after{bottom:50%;transform:rotate(-45deg)}
.menu-close-wrapper:hover .label{opacity:1}
.menu-close-wrapper:hover .inner::before,.menu-close-wrapper:hover .inner::after{transform:rotate(0)}
.menu-close-wrapper:hover .inner::before{top:0}
.menu-close-wrapper:hover .inner::after{bottom:0}

/* Ẩn logo + nút menu khi cuộn xuống, hiện lại khi cuộn lên (class scroll-down/up của theme gốc) */
.scroll-down{transform:translateY(-200%)}
.scroll-up{transform:none}
.circle-logo-wrapper:focus-visible,.menu-wrapper:focus-visible,.menu-close-wrapper:focus-visible,.right-menu-title:focus-visible{outline:1px solid #fff;outline-offset:4px}

/* Hero */
.hero{padding-block:clamp(150px,16vw,200px) clamp(32px,5vw,64px);border-bottom:1px solid var(--line)}
.eyebrow{font-weight:200;font-size:36px;line-height:45px}
.hero h1{font-family:var(--display);font-weight:900;font-size:clamp(44px,8vw,96px);line-height:1.05;margin:8px 0 24px;text-wrap:balance}
.hero p{font-weight:300;font-size:clamp(18px,2vw,24px);line-height:1.4;color:var(--muted);max-width:40ch;margin:0}

/* Grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:clamp(32px,4vw,56px) clamp(24px,3vw,40px);padding-block:clamp(40px,6vw,80px)}
.card{min-width:0}
.card{display:flex;flex-direction:column}
.card-main{display:flex;flex-direction:column;border-radius:5px;outline-offset:6px}
.card-main:focus-visible{outline:1px solid var(--text)}
.card-media{position:relative;aspect-ratio:4/3;overflow:hidden;border-radius:5px;background:var(--ink)}
.card-media img,.card-media video{display:block;width:100%;height:100%;object-fit:cover;
  -webkit-mask-image:linear-gradient(rgba(33,33,33,1) 0%,rgba(33,33,33,.35) 100%);
          mask-image:linear-gradient(rgba(33,33,33,1) 0%,rgba(33,33,33,.35) 100%);
  transition:transform 1.2s var(--ease),-webkit-mask-image .6s}
.card-body{position:relative;margin-top:-72px;padding:0 16px;display:flex;flex-direction:column}
.card-num{font-weight:200;font-size:36px;line-height:45px}
.card-title{font-family:var(--display);font-weight:900;font-size:clamp(28px,3vw,36px);line-height:48px;margin:4px 0 12px}
.card-title span{background:var(--bg);padding:0 10px 2px 0;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.card-meta{display:flex;align-items:center;flex-wrap:wrap;gap:4px 12px;font-weight:300;font-size:14px;color:var(--muted)}
.card-meta time{font-variant-numeric:tabular-nums}
.bar{display:inline-block;width:40px;height:1px;background:var(--text)}
.card-sub{color:var(--text);font-size:15px}
.card-desc{font-size:16px;line-height:30px;font-weight:300;color:var(--muted);margin:20px 0 0;max-width:60ch}
.card-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding:24px 16px 0}
.card-cta{display:inline-flex;gap:10px;align-items:center;padding:6px 18px;border-radius:5px;background:var(--ink);font-weight:300;font-size:16px;line-height:20px;border:1px solid transparent;transition:all 1.2s var(--ease)}
.card-cta:not(.is-primary){background:transparent;border-color:var(--line);color:var(--muted)}
.card-cta b{font-weight:400;transition:transform .6s var(--ease)}
.card-cta:hover,.card-main:hover~.card-links .is-primary{border-color:var(--text);background:transparent;color:var(--text)}
.card-cta:hover b,.card-main:hover~.card-links .is-primary b{transform:translate(3px,-3px)}
.card-cta:focus-visible{outline:1px solid var(--text);outline-offset:3px}
.card-main:hover .card-media img,.card-main:hover .card-media video{transform:scale(1.04);-webkit-mask-image:linear-gradient(#000,rgba(0,0,0,.7))}
.empty{color:var(--muted);font-weight:300}

/* Footer */
.foot{border-top:1px solid var(--line);padding-block:40px 56px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;color:var(--muted);font-weight:300;font-size:14px}
.foot a{color:var(--text);border-bottom:1px solid var(--line)}

@media (max-width:600px){
    .card-body{margin-top:-56px;padding:0 8px}
  .card-title{line-height:1.35}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}