/* ===================== RESET ===================== */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html:focus-within{scroll-behavior:smooth}
img,video{max-width:100%;display:block}
button{font:inherit;cursor:pointer}
a{text-decoration:none;color:inherit}
html,body{overflow-x:hidden}

/* ===================== THEME ===================== */
:root{
  --bg:#0b0f14;
  --panel:#0f1520cc; /* glass */
  --muted:#93a4b8;
  --primary:#00e6ff; /* cyan */
  --secondary:#ff25ff; /* magenta */
  --accent:#9dff00; /* neon lime */
  --border:#1b2533;
  --shadow:0 10px 30px rgba(0,0,0,.45), inset 0 0 1px rgba(255,255,255,.03);
  --container:1200px;
  --radius:20px;
  --space:clamp(16px,1.2vw,24px);
  --title:clamp(28px,5.2vw,56px);
  --subtitle:clamp(14px,2vw,22px);
  --glow-cyan:0 0 12px rgba(0,230,255,.35),0 0 32px rgba(255,37,255,.25);

  /* On-scroll FX */
  --fx-duration:800ms;
  --fx-ease:cubic-bezier(.22,1,.36,1);

  /* Mobile card spacing */
  --btn-bottom-gap:16px;
}
@media (max-width:1440px){ :root{ --container:1100px; } }
@media (max-width:1280px){ :root{ --container:1040px; } }

body{
  min-height:100svh;background:var(--bg);color:#cfe9ff;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;
  text-rendering:optimizeSpeed;line-height:1.5
}
.container{
  max-width:var(--container);width:100%;
  margin-inline:auto;padding-inline:clamp(12px,1.6vw,24px)
}
.section{padding:clamp(72px,8vw,120px) 0;position:relative}
.center{text-align:center}
.eyebrow{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#9fb7cf}
.title{font-size:var(--title);line-height:1.05;font-weight:800;letter-spacing:-.02em}
.subtitle{font-size:var(--subtitle);color:#bcd2e6;max-width:60ch;margin-inline:auto}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px;align-items: center;justify-items: center;}
.mt-6{margin-top:24px}
.text-link{color:#a8c4e0;border-bottom:1px dashed #2a3a52}
.text-link:hover{color:#e6f4ff}
.accent{color:var(--accent)} .accent-1{color:var(--primary)} .accent-2{color:var(--secondary)}
.stack>*+*{margin-top:clamp(20px,3.6vw,36px)}
.stack-sm>*+*{margin-top:clamp(12px,2vw,20px)}

/* ===================== HEADER & NAV ===================== */
.header{position:fixed;inset:12px 12px auto;z-index:60}
.nav{
  position:relative; /* để sheet định vị theo nav */
  backdrop-filter:saturate(130%) blur(12px);
  background:linear-gradient(180deg,rgba(15,21,32,.8),rgba(15,21,32,.55));
  border:1px solid var(--border);box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.04);
  border-radius:calc(var(--radius) + 6px)
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.06em}
.logo-badge{width:45px;height:45px;border-radius:8px;}

/* MENU: luôn hiện ở mọi kích thước, tự co + cuộn ngang nếu tràn */
.menu{
  display:flex;gap:8px;flex-wrap:wrap;
  max-width:100%;overflow:auto;scrollbar-width:none
}
.menu::-webkit-scrollbar{display:none}
.menu a{
  padding:8px 12px;border-radius:999px;color:#cfe9ff;border:1px solid transparent;
  white-space:nowrap
}
.menu a:hover{border-color:#1f2a3a;box-shadow:inset 0 0 0 1px #203045, 0 0 12px rgba(0,230,255,.2)}

/* Active nav highlight (được JS set .is-active) */
.menu a.is-active{color:#0ff;position:relative}
.menu a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;
  background:linear-gradient(90deg,#00e6ff,#ff25ff)
}

.cta{display:flex;gap:8px}
.btn{
  padding:10px 14px;border-radius:12px;border:1px solid #1f2a3a;background:#0f1520;
  color:#e8f3ff;box-shadow:var(--shadow)
}
.btn:hover{box-shadow:var(--shadow),0 0 0 2px rgba(0,230,255,.25)}
.btn.primary{
  background:linear-gradient(135deg,#00e6ff 0%,#2be7ff 30%,#ff25ff 100%);
  color:#05121a;text-shadow:0 1px 0 rgba(255,255,255,.35);font-weight:800
}

/* Dropdown contact */
.dropdown{position:relative}
.dropdown .dropdown-menu{
  position:absolute;right:0;top:calc(100% + 8px);min-width:220px;border:1px solid var(--border);
  border-radius:12px;background:linear-gradient(180deg,rgba(15,21,32,.95),rgba(15,21,32,.85));
  box-shadow:var(--shadow);padding:8px;display:grid;gap:6px;opacity:0;visibility:hidden;transform:translateY(6px);transition:.2s ease;z-index:50
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
/* Bổ sung mở qua JS (.open) – hữu dụng trên mobile */
.dropdown .dropdown-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown .dropdown-menu a{padding:8px 10px;border-radius:8px}
.dropdown .dropdown-menu a:hover{background:#0f1520}

/* ===================== HERO ===================== */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;overflow:clip}
.video-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.video-bg iframe{
  position:absolute;inset:0;width:100%;height:100%;border:0;
  filter:brightness(.6) saturate(1.15) contrast(1.05)
}
/* Hero đang dùng <video> → thêm style tương đương */
.video-bg video{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;
  filter:brightness(.6) saturate(1.15) contrast(1.05)
}
.hero::after{
  content:"";position:absolute;inset:-10%;
  background:radial-gradient(60% 50% at 50% 70%,rgba(0,230,255,.25),transparent 60%),radial-gradient(40% 30% at 70% 30%,rgba(255,37,255,.18),transparent 55%);
  pointer-events:none
}
.hero-content{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;align-items:center;text-align:center}
.hero-title{font-size:clamp(44px,9vw,120px);line-height:1.02;font-weight:900;letter-spacing:-.02em;text-shadow:0 2px 32px rgba(0,230,255,.25),0 2px 48px rgba(255,37,255,.25)}
.hero-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
@keyframes bob{from{transform:translate(-50%,2px)}to{transform:translate(-50%,-6px)}}

/* ===================== GRID / CARDS (Products, Services, Wiki, Gallery, Team) ===================== */
.products-grid,.services-grid,.wiki-grid,.gallery-grid,.team-grid,.about-grid{
  display:grid;grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(12px,1.6vw,24px)
}
.card,.member{grid-column:span 3;background:linear-gradient(180deg,rgba(18,26,38,.9),rgba(18,26,38,.7));border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .35s ease, box-shadow .35s ease}
.card .media{aspect-ratio:16/10;background:#0d141e;display:grid;place-items:center;border-bottom:1px solid var(--border)}
.card .media img{width:100%;height:100%;object-fit:cover;filter:drop-shadow(0 12px 28px rgba(0,230,255,.15))}
.card .body{padding:18px;display:flex;flex-direction:column;gap:10px;padding-bottom:var(--btn-bottom-gap)}
.row{display:flex;align-items:center;gap:10px}
.price{margin-left:auto;color:#d9f7ff;font-weight:800}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid #223049;border-radius:999px;padding:6px 10px;color:#a8c4e0;font-size:.9rem}
.card .actions{margin-top:auto;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow),0 0 24px rgba(0,230,255,.15)}

/* ABOUT */
.about-media{grid-column:span 6;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);transition:filter .35s ease}
.about-copy{grid-column:span 6;display:flex;flex-direction:column}
.about-media:hover{filter:brightness(1.05) saturate(1.05)}
.bullets{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;color:#bcd2e6;list-style:none;padding:0}

/* ===================== SLIDER 3 ===================== */
.slider3{position:relative}
.slider3 .viewport{overflow:hidden}
.slider3 .track{display:flex;gap:16px;will-change:transform;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.slide3{
  flex:0 0 auto;width:calc((100% - 32px)/3);
  background:linear-gradient(180deg,rgba(18,26,38,.92),rgba(18,26,38,.75));
  border-radius:var(--radius);border:1px solid var(--border);
  box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.03),0 24px 40px rgba(0,0,0,.35);
  padding:16px;scroll-snap-align:center;
  transition:transform .35s ease, box-shadow .35s ease, filter .35s ease
}
.slide3 .badge{font-size:.8rem;color:#cff;border:1px dashed #27405a;border-radius:999px;padding:4px 8px}
.slide3 .media{border-radius:12px;overflow:hidden;margin:10px 0}
.slide3:hover{transform:translateY(-6px);filter:saturate(1.05)}
.slider3 .navbtn{
  position:absolute;top:50%;translate:0 -50%;
  width:56px;height:56px;border-radius:50%;border:1px solid #1f2a3a;
  background:radial-gradient(90% 90% at 50% 50%, #0f1520 0, #0f1520cc 70%), linear-gradient(135deg, rgba(0,230,255,.35), rgba(255,37,255,.35));
  box-shadow:0 0 0 2px rgba(32,48,74,.6), 0 0 24px rgba(0,230,255,.25), 0 0 36px rgba(255,37,255,.25);
  display:grid;place-items:center;z-index:5
}
.slider3 .prev{left:6px} .slider3 .next{right:6px}
.slider3 .navbtn::after{content:"";width:16px;height:16px;border-top:2px solid #cfe9ff;border-right:2px solid #cfe9ff;transform:rotate(45deg)}
.slider3 .prev::after{transform:rotate(225deg)}
.slider3 .navbtn:disabled{opacity:.4;filter:grayscale(1)}
.slider3 .dots{display:flex;gap:6px;justify-content:center;margin-top:14px}
.slider3 .dot{width:8px;height:8px;border-radius:999px;background:#27405a}
.slider3 .dot.active{background:linear-gradient(90deg,var(--primary),var(--secondary))}

/* ===================== REVIEWS (Ticker – scoped) ===================== */
#reviews .ticker{
  display:grid;gap:12px;overflow:hidden;
  -webkit-mask:linear-gradient(90deg,transparent,black 10%,black 90%,transparent);
          mask:linear-gradient(90deg,transparent,black 10%,black 90%,transparent);
}
#reviews .row{
  display:flex;gap:12px;white-space:nowrap;animation:tickerX 32s linear infinite
}
#reviews .row:nth-child(2){animation-duration:44s}
#reviews .row>*{flex:0 0 auto}
#reviews .pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid #213044;border-radius:999px;
  background:linear-gradient(180deg,rgba(15,21,32,.8),rgba(18,26,38,.8));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.03),0 8px 18px rgba(0,0,0,.25)
}
#reviews .pill .star{width:16px;height:16px;filter:drop-shadow(0 0 8px rgba(255,215,0,.35))}
@keyframes tickerX{to{transform:translateX(-50%)}}

/* ===================== TEAM ===================== */
.member{position:relative}
.member .photo{aspect-ratio:1;background:#0d141e;display:grid;place-items:center;position:relative;width:100%}
.member .photo img{width:100%;height:100%;object-fit:cover;opacity:.95;filter:drop-shadow(0 14px 28px rgba(0,230,255,.25));transition:transform .35s ease, filter .35s ease}
.member:hover .photo img{filter:drop-shadow(0 18px 40px rgba(0,230,255,.35))}
.member .meta{padding:14px}
.member h4{font-size:1.1rem}
.member p{color:#9fb7cf;font-size:.95rem}
.member .socials{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:10px;
  background:linear-gradient(180deg,rgba(10,14,20,.1),rgba(10,14,20,.55));backdrop-filter:blur(6px);
  opacity:0;transition:opacity .35s ease
}
.member:hover .socials{opacity:1}
.member .icon{
  width:40px;height:40px;border-radius:12px;border:1px solid #213044;background:#0f1520cc;
  display:grid;place-items:center;box-shadow:var(--shadow);transform:translateY(22px) scale(.92);opacity:0
}
.member:hover .icon{opacity:1;animation:pop .5s cubic-bezier(.2,.7,.2,1) forwards}
.member:hover .icon:nth-child(1){animation-delay:.05s}
.member:hover .icon:nth-child(2){animation-delay:.12s}
.member:hover .icon:nth-child(3){animation-delay:.19s}
.icon:hover{transform:translateY(-4px) scale(1.05) !important;box-shadow:var(--shadow),0 0 0 2px rgba(0,230,255,.25)}
@keyframes pop{from{transform:translateY(22px) scale(.92)}to{transform:translateY(0) scale(1)}}

/* ===================== GALLERY / MAP ===================== */
.products-grid figure.card .body{padding:14px}
.map{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:filter .35s ease}
.map iframe{width:100%;min-height:380px;border:0;filter:saturate(1.05) contrast(1.05) brightness(.95)}
.map:hover iframe{filter:saturate(1.15) contrast(1.1) brightness(.98)}

/* ===================== FOOTER ===================== */
footer{padding:48px 0;border-top:1px solid var(--border);color:#9fb7cf}
footer .grid-12 .f-col{grid-column:span 4;align-items: center;justify-items: center;text-align: center;}

/* ===================== ONSCROLL FX ===================== */
.fx-item{
  transition:transform var(--fx-duration) var(--fx-ease),opacity var(--fx-duration) ease-out;
  transition-delay:var(--d,0ms);will-change:transform,opacity;backface-visibility:hidden
}
.fx-hide{opacity:0}
.fx-fade-up.fx-hide{transform:translateY(16px)}
.fx-fade-down.fx-hide{transform:translateY(-16px)}
.fx-fade-left.fx-hide{transform:translateX(16px)}
.fx-fade-right.fx-hide{transform:translateX(-16px)}
.fx-zoom-in.fx-hide{transform:scale(.96)}
.fx-flip-left.fx-hide{transform:perspective(1000px) rotateY(-10deg);transform-origin:left center}
.fx-show{opacity:1;transform:none}

/* ===================== ACCESSIBILITY ===================== */
a:focus-visible,button:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:10px}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto}
  .video-bg iframe,.video-bg video{filter:brightness(.7)}
  .fx-item,.fx-hide,.fx-show{transition:none !important;opacity:1 !important;transform:none !important}
}

/* ===================== RESPONSIVE ===================== */
@media (max-width:1024px){
  .card,.member{grid-column:span 6}
  .about-media,.about-copy{grid-column:span 12}
}
@media (max-width: 640px) {
  .header {
    
    inset: 8px;
    width: auto;  /* Đảm bảo phần tử không chiếm quá nhiều không gian */
    max-width: 100%; /* Giới hạn chiều rộng của phần tử */
    height: fit-content; /* Chiều cao tự động phù hợp với nội dung */
  }

  /* Grid chính 1 cột trên mobile */
  .products-grid,.services-grid,.wiki-grid,.gallery-grid,.team-grid,.about-grid{
    grid-template-columns:1fr !important
  }
  .products-grid>*,
  .services-grid>*,
  .wiki-grid>*,
  .gallery-grid>*,
  .team-grid>*,
  .about-grid>*{grid-column:1/-1 !important}

  /* Footer mobile: 1 cột, không đè chữ */
  footer .grid-12{grid-template-columns:1fr !important;display:grid;gap:16px}
  footer .f-col{grid-column:1/-1 !important;min-width:0}

  /* Slider arrows nằm trong container */
  .slider3 .prev{left:6px} .slider3 .next{right:6px}
}

/* ===== MOBILE: chuyển menu thành 1 nút, logo | Menu | Liên hệ cùng 1 hàng ===== */
@media (max-width: 640px){
  /* Hàng 3 cột: logo | menu-btn | CTA (Liên hệ) */
  .nav-inner{
    display:grid;
    grid-template-columns:auto 1fr auto;
    align-items:center;
    gap:8px;
    padding:8px 10px;
  }

  /* Ẩn menu PC, dùng nút thay thế */
  .menu{ display:none !important; }

  /* Nút menu (hamburger nhỏ) */
  .m-menu-btn{
    display:inline-grid;
    place-items:center;
    justify-self:center;
    height:40px; min-width:40px;
    padding:8px 12px;
    border:1px solid #902296;
    border-radius:10px;
    background:#0f1520;
    color:#e8f3ff;
    box-shadow:var(--shadow);
    gap:6px;
  }
  .m-menu-btn i,
  .m-menu-btn::before,
  .m-menu-btn::after{
    content:"";
    display:block;
    width:20px; height:3px;
    background:#cfe9ff;
    border-radius:2px;
  }
  .m-menu-btn i{ box-shadow:0 -6px 0 transparent, 0 6px 0 transparent; }
  .m-menu-btn.open i{ box-shadow:none; }
  .m-menu-btn.open::before{ transform:translateY(0) rotate(-45deg); }
  .m-menu-btn.open::after{ transform:translateY(0) rotate(45deg); }
  .m-menu-btn::before, .m-menu-btn::after{ transition:.2s ease; }

  /* Sheet (menu con) bung dưới thanh nav */
  .m-sheet{
    position:absolute;
    left:6px; right:6px; top:calc(100% + 8px);
    border:1px solid var(--border);
    border-radius:12px;
    background:linear-gradient(180deg,rgba(15,21,32,.95),rgba(15,21,32,.85));
    box-shadow:var(--shadow);
    z-index:70;
    padding:8px;
    opacity:0; visibility:hidden; transform:translateY(6px);
    transition:opacity .18s ease, transform .18s ease, visibility .18s;
  }
  .m-sheet.open{ opacity:1; visibility:visible; transform:translateY(0); }

  .m-panel{ display:grid; gap:6px; padding:4px 2px; }
  .m-item{
    display:block;
    padding:12px 14px;
    border-radius:10px;
    border:1px solid #213044;
    background:linear-gradient(180deg,rgba(15,21,32,.9),rgba(18,26,38,.85));
  }
  .m-item:hover{ background:#0f1520; box-shadow:inset 0 0 0 1px #203045; }

  /* Logo & CTA thu gọn */
  .logo{ gap:8px; font-size:.95rem; }
  .logo-badge{ width:22px; height:22px; border-radius:6px; }
  .cta{ gap:6px; }
  .btn{ padding:8px 10px; font-size:.92rem; border-radius:10px; }
}

/* Screen-reader only text helper */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* === 1) ABOUT: Ảnh giới thiệu phủ full khung, giữ tỉ lệ đẹp === */
.about-media{ aspect-ratio: 16 / 10; }
.about-media img{ width:100%; height:100%; object-fit:cover; display:block; }
/* Mobile: thoáng hơn */
@media (max-width:640px){ .about-media{ aspect-ratio:auto; } }

/* === 2) CARD & NỘI DUNG: center mọi thứ trong item === */
.card .body,
.products-grid figure.card .body,
.wiki-grid .card .body,
.services-grid .card .body,
.gallery-grid .card .body{
  display:flex; flex-direction:column; align-items:center; text-align:center;
}
/* Hàng info trong card center */
#products .row, #services .row, #wiki .row, .gallery-grid .row{ justify-content:center; }
/* Price không đẩy phải (để thực sự center) */
.price{ margin-left:0; }

/* Ảnh trong media: luôn cover (cho cả gallery/wiki/services) */
.card .media,
.gallery-grid .card .media,
.wiki-grid .card .media,
.services-grid .card .media{
  width:100%; aspect-ratio: 16 / 10; overflow:hidden; border-bottom:1px solid var(--border);
}
.card .media img,
.gallery-grid .card .media img,
.wiki-grid .card .media img,
.services-grid .card .media img{
  width:100%; height:100%; object-fit:cover; display:block;
}

/* CTA trong card xuống đáy + center */
.card .actions{ margin-top:auto; justify-content:center; gap:10px; }

/* === 3) TEAM: đồng bộ form với card còn lại === */
.member{ align-items:center; text-align:center; }
.member .photo{ aspect-ratio: 16 / 10; width:100%; overflow:hidden; border-bottom:1px solid var(--border); }
.member .photo img{ width:100%; height:100%; object-fit:cover; }
.member .meta{ display:flex; flex-direction:column; align-items:center; }

/* === 4) GALLERY: figure.card canh giữa === */
.gallery-grid figure.card{ display:flex; flex-direction:column; align-items:center; text-align:center; }
.gallery-grid figure.card .body{ padding-top:12px; }

/* === 5) NAV MOBILE: cân hàng & kích thước đồng đều (đã có m-menu-btn) === */
@media (max-width:640px){
  .nav-inner{ display:grid; grid-template-columns:auto 1fr auto; align-items:center; }
  .logo{ gap:8px; }
  .cta{ gap:6px; }
  .btn{ padding:8px 10px; border-radius:10px; }
}

/* === 6) Nhất quán khoảng cách trong card & team === */
.card .body{ gap:12px; }
.member .meta{ padding:16px; gap:6px; }

/* === 7) Bảo đảm mỗi item căng đều chiều cao === */
.products-grid > *, .services-grid > *, .wiki-grid > *, .gallery-grid > *, .team-grid > *{ min-height:100%; }

/* === 8) Focus ring giữ thẩm mỹ khi text-center (đã có rule chung phía trên) === */

/* === ABOUT: 2 cột bằng chiều cao, ảnh cover, nội dung center === */
.about-grid{ align-items: stretch !important; }
.about-media, .about-copy{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: linear-gradient(180deg, rgba(18,26,38,.90), rgba(18,26,38,.75));
  min-height: 100%;
}
.about-media{ overflow: hidden; height: 100%; aspect-ratio: auto !important; }
.about-media img{ width: 100%; height: 100%; object-fit: cover; display: block; }
.about-copy{
  padding: clamp(16px, 2vw, 24px);
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: clamp(10px, 1.2vw, 16px); margin-top: 0px;
}
.about-copy .bullets{ width:100%; max-width:620px; margin-inline:auto; text-align:left; }
.about-copy .actions{ justify-content:center; gap:10px; }
@media (max-width:1024px){ .about-media, .about-copy{ height:auto; } }


/* css cua phan san pham */