/* ==============================================================
   1. NỀN HERO — tone chủ đạo #24A1FF
   ============================================================== */
/* Biến màu đặt ở :root để cả hero lẫn khối card bên dưới đều dùng được */
:root{
  --cz-blue:#24A1FF;        /* tone chủ đạo */
  --cz-ink:#5A6B85;         /* chữ mô tả trong card */
  --cz-text:#2C2C2A;        /* màu chữ chính — đen theo brand book */
  --cz-gold:#E3B721;        /* màu CTA thương hiệu */
  --cz-font:'Be Vietnam Pro','Inter','Segoe UI',Roboto,Arial,sans-serif;
}
.cz-hero,.cz-below,.cz-services,.cz-featured,.cz-partner,
.cz-hero *,.cz-hero *::before,.cz-hero *::after,
.cz-below *,.cz-below *::before,.cz-below *::after,
.cz-services *,.cz-services *::before,.cz-services *::after,
.cz-featured *,.cz-featured *::before,.cz-featured *::after,
.cz-partner *,.cz-partner *::before,.cz-partner *::after,
.cz-why,.cz-eco,.cz-bn,
.cz-why *,.cz-why *::before,.cz-why *::after,
.cz-eco *,.cz-eco *::before,.cz-eco *::after,
.cz-bn *,.cz-bn *::before,.cz-bn *::after{box-sizing:border-box}
.cz-hero{
  position:relative;overflow:hidden;isolation:isolate;
  min-height:620px;padding-bottom:196px;   /* chừa chỗ cho hàng card chồng lên */
  color:#fff;font-family:var(--cz-font);
  /* Gradient cùng hệ màu với video, đậm dần về trái để chữ trắng đủ tương phản */
  background:
    radial-gradient(88% 120% at 86% 72%,rgba(120,240,255,.22) 0%,transparent 56%),
    linear-gradient(103deg,#0C6DC4 0%,#1789EA 15%,#24A1FF 38%,#24A1FF 78%,#57B8FF 100%);
}

/* --- Video: neo vào nửa phải, KHÔNG phủ kín hero --- */
.cz-hero video{
  position:absolute;right:34px;bottom:118px;z-index:1;
  width:64%;height:auto;
  /* Mask 3 lớp: tan dần ở mép trên, trái và phải; giữ nguyên mép dưới
     (nơi có chân đế và bóng phản chiếu của khối datacenter).
     Nhờ vậy video hoà vào nền gradient, không lộ đường viền khung video. */
  /* Vùng mờ chuyển tiếp được thu hẹp lại (trước đây phải tới 42% chiều cao mới
     hiện rõ hoàn toàn) để phần thân video rõ nét hơn. */
  -webkit-mask-image:
     linear-gradient(180deg,transparent 0,rgba(0,0,0,.55) 10%,#000 24%,#000 96%,transparent 100%),
     linear-gradient(90deg,transparent 0,rgba(0,0,0,.55) 9%,#000 22%),
     linear-gradient(270deg,transparent 0,rgba(0,0,0,.5) 2%,#000 8%);
          mask-image:
     linear-gradient(180deg,transparent 0,rgba(0,0,0,.55) 10%,#000 24%,#000 96%,transparent 100%),
     linear-gradient(90deg,transparent 0,rgba(0,0,0,.55) 9%,#000 22%),
     linear-gradient(270deg,transparent 0,rgba(0,0,0,.5) 2%,#000 8%);
  -webkit-mask-composite:source-in;   /* Safari */
          mask-composite:intersect;   /* Chrome / Firefox / Edge */
  /* Làm nét + tăng tương phản/độ rực để video (bitrate thấp) trông rõ hơn */
  filter:url(#czSharpen) contrast(1.09) saturate(1.14) brightness(1.03);
}
/* Máy yếu / màn nhỏ: bỏ bộ lọc làm nét để không tốn GPU */
@media (max-width:860px){
  .cz-hero video{filter:contrast(1.07) saturate(1.1) brightness(1.02)}
}

/* --- Lớp phủ giữ cho chữ bên trái luôn đọc được --- */
.cz-scrim{
  position:absolute;inset:0;z-index:2;
  background:
    /* Lớp phủ tan sớm hơn về phía phải để không làm video bị bạc màu */
    linear-gradient(96deg,rgba(0,66,138,.44) 0%,rgba(0,72,148,.45) 24%,
                    rgba(0,80,164,.38) 44%,rgba(36,161,255,.10) 60%,transparent 74%),
    linear-gradient(180deg,rgba(0,58,118,.28) 0%,transparent 24%,transparent 70%,rgba(0,62,124,.20) 100%);
}

/* ==============================================================
   2. THANH TRÊN + MENU
   ============================================================== */
.cz-topbar,.cz-nav{position:relative;z-index:6}
.cz-topbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:11px 44px;font-size:13px;color:rgba(255,255,255,.82);
  border-bottom:1px solid rgba(255,255,255,.22);
}
.cz-topbar>div{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.cz-topbar a{color:inherit;text-decoration:none;transition:.2s}
.cz-topbar a:hover{color:#fff}

.cz-nav{display:flex;align-items:center;gap:34px;padding:18px 44px}
.cz-logo{display:flex;align-items:center;flex:0 0 auto;text-decoration:none}
.cz-logo-img{height:50px;width:auto;display:block;filter:drop-shadow(0 2px 12px rgba(0,18,52,.35))}
.cz-menu{display:flex;align-items:center;gap:26px;margin-left:14px}
.cz-menu a{
  position:relative;padding:8px 0;color:#fff;opacity:.88;text-decoration:none;
  font-size:13.5px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;
  white-space:nowrap;transition:.22s;
}
.cz-menu a::after{
  content:'';position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:linear-gradient(90deg,#A8F0FF,transparent);transition:.3s;
}
.cz-menu a:hover{opacity:1}
.cz-menu a:hover::after{right:0}
.cz-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.cz-icon{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.2);
  color:#fff;cursor:pointer;transition:.25s;text-decoration:none;
}
.cz-icon:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.cz-icon svg{width:17px;height:17px}
.cz-login{
  display:inline-block;padding:10px 20px;border-radius:999px;font-family:inherit;
  font-size:13.5px;font-weight:700;color:#fff;cursor:pointer;transition:.25s;
  text-decoration:none;white-space:nowrap;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.36);
}
.cz-login:hover{background:rgba(255,255,255,.2)}

/* ==============================================================
   3. KHỐI CHỮ BÊN TRÁI
   ============================================================== */
.cz-inner{
  position:relative;z-index:6;max-width:1360px;margin:0 auto;padding:62px 44px 24px;
}
.cz-col{max-width:710px}
.cz-h1{
  margin:0;font-size:clamp(31px,3.1vw,46px);line-height:1.15;
  font-weight:800;letter-spacing:-.5px;text-shadow:0 4px 30px rgba(0,14,40,.45);
}
.cz-lead{
  margin:20px 0 0;max-width:560px;font-size:17px;line-height:1.62;
  color:rgba(240,249,255,.95);text-shadow:0 2px 16px rgba(0,14,40,.4);
}
.cz-lead b{color:#fff;font-weight:600}

.cz-ctas{margin:30px 0 0;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.cz-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 30px;border-radius:12px;border:0;cursor:pointer;text-decoration:none;
  font-family:inherit;font-size:15px;font-weight:700;letter-spacing:.2px;transition:.28s;
}
.cz-btn svg{width:18px;height:18px}
.cz-btn-main{
  background:linear-gradient(135deg,#F2C93B,var(--cz-gold));color:#1B1400;
  box-shadow:0 12px 34px rgba(227,183,33,.34);
}
.cz-btn-main:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(227,183,33,.44)}
.cz-btn-ghost{
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.4);color:#fff;
  backdrop-filter:blur(10px);
}
.cz-btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-3px)}

/* ==============================================================
   4. BA KHỐI CHỮ NHẬT CHỒNG LÊN ĐÁY HERO
   ============================================================== */
.cz-below{background:#FAFAF7;font-family:var(--cz-font)}  /* nền beige thương hiệu */
.cz-cards{
  position:relative;z-index:8;max-width:1360px;margin:-156px auto 0;padding:0 44px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.cz-card{
  position:relative;overflow:hidden;background:#fff;border-radius:20px;
  padding:28px 26px 26px;border:1px solid rgba(1,47,127,.06);
  box-shadow:0 26px 70px rgba(1,32,79,.20),0 2px 6px rgba(1,32,79,.06);
  transition:.32s;
}
.cz-card::after{
  content:'';position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,#0B6FD0,var(--cz-blue),#7FE9FF);
  transform:scaleX(0);transform-origin:left;transition:.4s;
}
.cz-card:hover{transform:translateY(-8px);box-shadow:0 34px 84px rgba(1,32,79,.26)}
.cz-card:hover::after{transform:scaleX(1)}
.cz-ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
  box-shadow:0 10px 26px rgba(36,161,255,.36);
}
.cz-ico svg{width:24px;height:24px}
.cz-card h3{margin:20px 0 0;font-size:18px;font-weight:700;color:var(--cz-text);letter-spacing:-.2px}
.cz-card p{margin:10px 0 0;font-size:14px;line-height:1.62;color:var(--cz-ink)}
.cz-tags{margin:16px 0 0;display:flex;gap:7px;flex-wrap:wrap}
.cz-tags b{
  padding:5px 11px;border-radius:999px;font-size:11.5px;font-weight:600;
  background:rgba(36,161,255,.09);color:var(--cz-text);border:1px solid rgba(36,161,255,.16);
}

/* --- Dải peering dưới card --- */
.cz-peering{
  max-width:1360px;margin:34px auto 0;padding:0 44px 74px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:var(--cz-ink);
}
.cz-peering em{font-style:normal;font-weight:700;color:var(--cz-text)}
.cz-isp{display:flex;gap:10px;flex-wrap:wrap}
.cz-isp b{
  padding:7px 14px;border-radius:8px;background:#fff;font-size:12.5px;font-weight:700;
  color:var(--cz-text);border:1px solid rgba(1,47,127,.10);box-shadow:0 3px 12px rgba(1,32,79,.06);
}

/* ==============================================================
   5. KHỐI DỊCH VỤ CÓ TAB
   Giữ nguyên cấu trúc đang có trên website: tiêu đề + 5 tab nối bằng
   dấu "+", nội dung 2 cột (chữ bên trái, minh hoạ bên phải),
   6 gạch đầu dòng chia 2 cột và nút "Xem thêm".
   ============================================================== */
.cz-services{background:#FAFAF7;font-family:var(--cz-font);padding:8px 0 84px}
.cz-svc-wrap{max-width:1360px;margin:0 auto;padding:0 44px}

/* --- Tiêu đề khối --- */
.cz-svc-head{text-align:center;max-width:820px;margin:0 auto 34px}
.cz-svc-head h2{
  margin:0;font-size:clamp(21px,2vw,28px);font-weight:800;line-height:1.3;
  color:var(--cz-text);text-transform:uppercase;letter-spacing:.2px;
}
.cz-svc-head h2::after{
  content:'';display:block;width:64px;height:4px;border-radius:99px;margin:16px auto 0;
  background:linear-gradient(90deg,#0B6FD0,var(--cz-blue),#7FE9FF);
}
.cz-svc-head p{margin:16px 0 0;font-size:15.5px;line-height:1.6;color:var(--cz-ink)}

/* --- Hàng tab --- */
.cz-tabs{
  display:flex;align-items:stretch;justify-content:center;gap:10px;flex-wrap:wrap;
  margin-bottom:26px;
}
.cz-plus{
  display:flex;align-items:center;font-size:20px;font-weight:400;
  color:rgba(1,47,127,.32);user-select:none;
}
.cz-tab{
  display:flex;align-items:center;gap:11px;cursor:pointer;white-space:nowrap;
  padding:14px 22px;border-radius:12px;font-family:inherit;
  font-size:15px;font-weight:700;color:var(--cz-text);
  background:#fff;border:1.5px solid rgba(36,161,255,.28);transition:.26s;
}
.cz-tab svg{width:22px;height:22px;color:var(--cz-blue);transition:.26s;flex:0 0 auto}
.cz-tab:hover{border-color:var(--cz-blue);transform:translateY(-2px)}
.cz-tab.is-on{
  color:#fff;border-color:transparent;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
  box-shadow:0 12px 30px rgba(36,161,255,.32);
}
.cz-tab.is-on svg{color:#fff}

/* --- Khung nội dung tab --- */
.cz-panels{
  background:#fff;border-radius:22px;padding:44px 46px;
  border:1px solid rgba(1,47,127,.07);
  box-shadow:0 20px 60px rgba(1,32,79,.10),0 2px 6px rgba(1,32,79,.04);
}
.cz-panel{display:none;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:44px;align-items:center}
.cz-panel.is-on{display:grid;animation:czFade .35s ease}
@keyframes czFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.cz-panel h3{
  margin:0;font-size:clamp(18px,1.55vw,22px);line-height:1.42;
  font-weight:700;color:var(--cz-text);
}
.cz-panel>div>p{margin:14px 0 0;font-size:14.5px;line-height:1.72;color:var(--cz-ink)}

/* 6 gạch đầu dòng chia 2 cột, giữ đúng format cũ */
.cz-checks{
  margin:24px 0 0;padding:22px 0 0;list-style:none;
  border-top:1px solid rgba(1,47,127,.09);
  display:grid;grid-template-columns:1fr 1fr;gap:14px 26px;
}
.cz-checks li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#2C2C2A}
.cz-checks svg{width:19px;height:19px;flex:0 0 auto;color:var(--cz-blue);margin-top:1px}

/* Tab Phần mềm: 3 sản phẩm thay cho danh sách tick */
.cz-products{margin:24px 0 0;padding:22px 0 0;border-top:1px solid rgba(1,47,127,.09);display:grid;gap:14px}
.cz-prod{
  display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:14px;
  background:rgba(36,161,255,.045);border:1px solid rgba(36,161,255,.13);
  text-decoration:none;transition:.26s;
}
.cz-prod:hover{background:rgba(36,161,255,.09);transform:translateX(4px)}
.cz-prod .cz-prod-ic{
  width:38px;height:38px;border-radius:10px;flex:0 0 auto;display:grid;place-items:center;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;
}
.cz-prod .cz-prod-ic svg{width:19px;height:19px}
.cz-prod b{display:block;font-size:14.5px;color:var(--cz-text)}
.cz-prod span{display:block;margin-top:3px;font-size:13px;line-height:1.6;color:var(--cz-ink)}

/* Nút Xem thêm */
.cz-more{
  display:inline-flex;align-items:center;gap:9px;margin-top:28px;
  padding:13px 26px;border-radius:11px;text-decoration:none;
  font-size:14.5px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
  box-shadow:0 12px 30px rgba(36,161,255,.30);transition:.28s;
}
.cz-more:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(36,161,255,.40)}
.cz-more svg{width:17px;height:17px}

/* Minh hoạ bên phải */
.cz-art{display:grid;place-items:center}
.cz-art svg{width:100%;max-width:430px;height:auto}

/* --- Chuyển động cho 5 hình minh hoạ ---------------------------------
   Tất cả bằng CSS thuần, không dùng thư viện. Chỉ chạy ở tab đang mở
   (tab ẩn dùng display:none nên trình duyệt không tốn tài nguyên vẽ). */
.cz-art svg *{transform-box:fill-box;transform-origin:center}

@keyframes czFloat{50%{transform:translateY(-14px)}}
@keyframes czArrow{0%,100%{transform:translateY(4px);opacity:.55}50%{transform:translateY(-10px);opacity:1}}
@keyframes czBlink{0%,100%{opacity:.18}50%{opacity:1}}
@keyframes czDash{to{stroke-dashoffset:-48}}
@keyframes czSpin{to{transform:rotate(360deg)}}
@keyframes czPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.09)}}
@keyframes czSweep{0%{opacity:0;transform:translateY(0)}12%,55%{opacity:.7}100%{opacity:0;transform:translateY(150px)}}
@keyframes czDraw{0%{stroke-dashoffset:44}35%,100%{stroke-dashoffset:0}}
@keyframes czBar{0%{transform:scaleX(.25);opacity:.25}35%,100%{transform:scaleX(1);opacity:1}}
@keyframes czGlow{0%,100%{opacity:.35}50%{opacity:.9}}

.cz-an-float{animation:czFloat 3.6s ease-in-out infinite}
.cz-an-arrow{animation:czArrow 2.6s ease-in-out infinite}
.cz-an-blink{animation:czBlink 1.8s ease-in-out infinite}
.cz-an-flow{stroke-dasharray:8 10;animation:czDash 1.1s linear infinite}
.cz-an-spin{animation:czSpin 16s linear infinite}
.cz-an-pulse{animation:czPulse 3.4s ease-in-out infinite}
.cz-an-sweep{animation:czSweep 2.8s ease-in-out infinite}
.cz-an-draw{stroke-dasharray:44;animation:czDraw 3.6s ease-in-out infinite}
.cz-an-bar{transform-origin:left center;animation:czBar 3.8s ease-in-out infinite}
.cz-an-glow{animation:czGlow 2.8s ease-in-out infinite}

/* Tôn trọng thiết lập giảm chuyển động của hệ điều hành */
@media (prefers-reduced-motion:reduce){
  .cz-art svg *{animation:none !important}
  .cz-panel.is-on{animation:none}
}

/* ==============================================================
   6. GÓI DỊCH VỤ NỔI BẬT (thay cho bảng giá đầy đủ ở trang chủ)
   Trang chủ chỉ giới thiệu vài gói tiêu biểu; bảng giá đầy đủ
   nằm ở trang riêng, nối bằng link cuối khối.
   ============================================================== */
.cz-featured{background:#FAFAF7;font-family:var(--cz-font);padding:0 0 88px}
.cz-feat-wrap{max-width:1360px;margin:0 auto;padding:0 44px}
.cz-feat-box{
  background:linear-gradient(180deg,#F0F7FF 0%,#F7FBFF 100%);
  border:1px solid rgba(36,161,255,.16);border-radius:26px;padding:26px;
}
.cz-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.cz-fcard{
  position:relative;overflow:hidden;background:#fff;border-radius:16px;
  padding:22px 22px 20px;border:1px solid rgba(1,47,127,.06);
  box-shadow:0 10px 28px rgba(1,32,79,.07);transition:.28s;
  display:flex;flex-direction:column;text-decoration:none;color:var(--cz-text);
}
/* Rê chuột: cả thẻ chuyển sang nền xanh thương hiệu, chữ đảo sang trắng */
.cz-fcard:hover{
  transform:translateY(-6px);border-color:transparent;color:#fff;
  background:linear-gradient(135deg,#3FB0FF 0%,var(--cz-blue) 45%,#0B6FD0 100%);
  box-shadow:0 22px 50px rgba(36,161,255,.42);
}
.cz-fcard h3,.cz-fcard p,.cz-fcard .cz-fchip,.cz-fcard .cz-fico,
.cz-fcard .cz-fspecs b,.cz-fcard .cz-fprice,.cz-fcard .cz-fprice b{transition:.26s}
.cz-fcard:hover h3{color:#fff}
.cz-fcard:hover p{color:rgba(255,255,255,.92)}
.cz-fcard:hover .cz-fchip{background:#fff;color:#0B6FD0}
.cz-fcard:hover .cz-fico{background:#fff;color:#0B6FD0;box-shadow:0 8px 20px rgba(0,40,90,.22)}
.cz-fcard:hover .cz-fspecs b{
  background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.34);
}
.cz-fcard:hover .cz-fprice{color:rgba(255,255,255,.9)}
.cz-fcard:hover .cz-fprice b{color:#fff}
/* Nút "Xem thêm" chỉ hiện khi rê chuột vào gói */
.cz-fmore{
  position:absolute;right:16px;top:16px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:700;color:#0B6FD0;
  background:#fff;box-shadow:0 8px 20px rgba(0,40,90,.22);
  opacity:0;transform:translateY(-6px);transition:.26s;pointer-events:none;
}
.cz-fmore svg{width:13px;height:13px}
.cz-fcard:hover .cz-fmore{opacity:1;transform:translateY(0)}
/* Rê chuột thì giấu ruy băng để nhường chỗ cho nút */
.cz-fcard:hover .cz-fribbon{opacity:0;transform:rotate(45deg) translateY(-14px)}
.cz-fribbon{transition:.26s}
/* Dải ruy băng góc phải */
.cz-fribbon{
  position:absolute;right:-38px;top:14px;width:136px;transform:rotate(45deg);
  text-align:center;padding:6px 0;font-size:10.5px;font-weight:800;letter-spacing:.5px;
  color:#1B1400;background:linear-gradient(135deg,#F2C93B,var(--cz-gold));
  box-shadow:0 4px 12px rgba(227,183,33,.4);
}
.cz-fchip{
  display:inline-block;align-self:flex-start;padding:5px 12px;border-radius:8px;
  background:#F1F5F9;color:var(--cz-ink);font-size:12px;font-weight:600;
}
.cz-fhead{display:flex;gap:14px;align-items:flex-start;margin-top:18px}
.cz-fico{
  width:44px;height:44px;border-radius:12px;flex:0 0 auto;display:grid;place-items:center;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;
  box-shadow:0 8px 20px rgba(36,161,255,.32);
}
.cz-fico svg{width:22px;height:22px}
.cz-fcard h3{margin:0;font-size:17px;font-weight:700;color:var(--cz-text);line-height:1.35}
.cz-fcard p{margin:8px 0 0;font-size:13.5px;line-height:1.62;color:var(--cz-ink)}
.cz-fspecs{margin:12px 0 0;display:flex;gap:6px;flex-wrap:wrap}
.cz-fspecs b{
  padding:4px 9px;border-radius:6px;font-size:11.5px;font-weight:600;
  background:rgba(36,161,255,.09);color:var(--cz-text);border:1px solid rgba(36,161,255,.16);
}
.cz-fprice{
  margin-top:auto;padding-top:16px;font-size:13.5px;color:var(--cz-ink);
  display:flex;align-items:baseline;gap:7px;flex-wrap:wrap;
}
.cz-fprice b{font-size:20px;font-weight:800;color:var(--cz-text);letter-spacing:-.4px}
.cz-fprice span{font-size:13px}
.cz-fprice.cz-quote b{font-size:16px}

/* ==============================================================
   7. KHỐI ĐẠI LÝ — 2 lựa chọn hợp tác
   Giữ đúng cấu trúc website: 2 mục chọn có mũi nhọn chỉ xuống khung
   nội dung, minh hoạ bên trái, nội dung bên phải, nút Xem thêm.
   ============================================================== */
.cz-partner{background:#fff;font-family:var(--cz-font);padding:76px 0 88px}
.cz-pt-wrap{max-width:1180px;margin:0 auto;padding:0 44px}
.cz-pt-head{text-align:center;margin-bottom:34px}
.cz-pt-head h2{
  margin:0;font-size:clamp(24px,2.5vw,34px);font-weight:800;letter-spacing:-.4px;
  color:var(--cz-text);line-height:1.28;
}
.cz-pt-head h2 span{color:#0B6FD0}

/* --- 2 mục chọn --- */
.cz-pt-tabs{display:flex;justify-content:center;gap:56px;flex-wrap:wrap}
.cz-pt-tab{
  position:relative;background:none;border:0;cursor:pointer;font-family:inherit;
  padding:8px 10px 22px;text-align:center;transition:.26s;
}
.cz-pt-tab .ic{
  width:64px;height:64px;margin:0 auto 12px;border-radius:18px;display:grid;place-items:center;
  background:#F0F7FF;color:#8CA6C4;border:1px solid rgba(1,47,127,.07);transition:.28s;
}
.cz-pt-tab .ic svg{width:32px;height:32px}
.cz-pt-tab b{display:block;font-size:16.5px;font-weight:700;color:#7C8CA3;transition:.26s}
.cz-pt-tab span{display:block;margin-top:5px;font-size:13.5px;color:#98A6BA;transition:.26s}
.cz-pt-tab:hover .ic{transform:translateY(-3px)}
.cz-pt-tab.is-on .ic{
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;border-color:transparent;
  box-shadow:0 12px 28px rgba(36,161,255,.36);
}
.cz-pt-tab.is-on b{color:#0B6FD0}
.cz-pt-tab.is-on span{color:var(--cz-blue)}
/* Mũi nhọn chỉ xuống khung nội dung */
.cz-pt-tab::after{
  content:'';position:absolute;left:50%;bottom:-1px;width:20px;height:20px;
  background:#EAF6FF;transform:translateX(-50%) rotate(45deg) scale(0);
  border-radius:3px;transition:.26s;
}
.cz-pt-tab.is-on::after{transform:translateX(-50%) rotate(45deg) scale(1)}

/* --- Khung nội dung --- */
.cz-pt-box{
  background:linear-gradient(180deg,#EAF6FF 0%,#F3FAFF 100%);
  border:1px solid rgba(36,161,255,.18);border-radius:22px;padding:38px 42px;
}
.cz-pt-panel{display:none;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:38px;align-items:center}
.cz-pt-panel.is-on{display:grid;animation:czFade .35s ease}
.cz-pt-art svg{width:100%;max-width:340px;height:auto;display:block;margin:0 auto}
.cz-pt-lead{margin:0 0 20px;font-size:15px;line-height:1.7;color:#3E4C60}
.cz-pt-list{margin:0;padding:0;list-style:none;display:grid;gap:16px}
.cz-pt-list>li{position:relative;padding-left:22px;font-size:14.5px;line-height:1.72;color:#3E4C60}
.cz-pt-list>li::before{
  content:'';position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--cz-blue);box-shadow:0 0 0 4px rgba(36,161,255,.16);
}
.cz-pt-list b{color:var(--cz-text);font-weight:700}
.cz-pt-sub{margin:10px 0 0;padding:0;list-style:none;display:grid;gap:9px}
.cz-pt-sub li{position:relative;padding-left:18px;font-size:13.8px;line-height:1.68;color:#4A5A70}
.cz-pt-sub li::before{
  content:'';position:absolute;left:2px;top:10px;width:6px;height:2px;border-radius:2px;
  background:rgba(36,161,255,.7);
}
.cz-pt-cta{
  display:inline-flex;align-items:center;gap:9px;margin-top:26px;
  padding:14px 30px;border-radius:11px;text-decoration:none;
  font-size:14.5px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:#fff;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
  box-shadow:0 12px 30px rgba(36,161,255,.32);transition:.28s;
}
.cz-pt-cta:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(36,161,255,.42)}
.cz-pt-cta svg{width:16px;height:16px}

/* ==============================================================
   8. HẠ TẦNG TRUNG TÂM DỮ LIỆU
   Khối duy nhất trong trang dùng nền xanh đậm — tạo điểm ngắt thị giác
   giữa chuỗi các khối nền sáng phía trên và phía dưới.
   ============================================================== */
.cz-dc{
  position:relative;overflow:hidden;isolation:isolate;
  font-family:var(--cz-font);color:#fff;padding:82px 0 76px;
  background:linear-gradient(160deg,#0A5FB8 0%,#1789EA 34%,#24A1FF 72%,#0C6DC4 100%);
}
/* Lưới kỹ thuật + quầng sáng nền */
.cz-dc-bg{
  position:absolute;inset:0;z-index:0;
  background-image:
    radial-gradient(70% 60% at 78% 18%,rgba(160,240,255,.28) 0%,transparent 60%),
    radial-gradient(60% 50% at 12% 88%,rgba(0,40,96,.40) 0%,transparent 62%),
    linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:auto,auto,58px 58px,58px 58px;
  -webkit-mask-image:radial-gradient(120% 92% at 50% 34%,#000 22%,transparent 78%);
          mask-image:radial-gradient(120% 92% at 50% 34%,#000 22%,transparent 78%);
}
.cz-dc-wrap{position:relative;z-index:2;max-width:1300px;margin:0 auto;padding:0 44px}

.cz-dc-head{text-align:center;max-width:760px;margin:0 auto 44px}
.cz-dc-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.34);
  font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
}
.cz-dc-head h2{
  margin:16px 0 0;font-size:clamp(26px,3vw,40px);font-weight:800;letter-spacing:-.6px;
  text-transform:uppercase;text-shadow:0 4px 26px rgba(0,20,60,.35);
}
.cz-dc-head p{
  margin:14px 0 0;font-size:15.5px;line-height:1.7;color:rgba(240,250,255,.92);
}
.cz-dc-head b{color:#fff;font-weight:700}

.cz-dc-main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:36px;align-items:center}
/* Cột phải: danh sách 6 Data Center + 4 thông tin nhanh xếp dọc trong cùng một cột.
   Trước đây 4 thông tin nằm full-width bên dưới nên khối bị dài; đưa sang phải
   giúp tận dụng chiều cao của bản đồ và rút ngắn chiều dọc của cả khối. */
.cz-dc-side{display:grid;align-content:center;min-width:0}

/* --- Bản đồ (ảnh hạ tầng Cloudzone) --- */
/* Ảnh PNG nền trong suốt — đặt trực tiếp lên nền xanh, không panel, không viền */
.cz-map-wrap{max-width:580px;margin:0 auto;padding:0;background:none;border:0}
.cz-map-in{position:relative;aspect-ratio:1421/1627}
.cz-map-img{display:block;width:100%;height:100%;object-fit:contain}
/* Lớp hiệu ứng phủ đúng khung ảnh */
.cz-map-fx{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
/* Đường kết nối giữa 6 Data Center — nét đứt chạy liên tục */
.cz-mmesh path{
  fill:none;stroke:rgba(240,150,10,.9);stroke-width:6;stroke-linecap:round;
  stroke-dasharray:18 22;animation:czDash 1.5s linear infinite;
  filter:drop-shadow(0 0 6px rgba(255,180,40,.7));
}
/* 6 điểm vàng nhấp nháy lệch pha nhau */
.cz-mnode .cz-md{
  fill:#FFA800;stroke:#fff;stroke-width:5;
  filter:drop-shadow(0 0 14px rgba(255,150,10,.95)) drop-shadow(0 0 28px rgba(255,168,20,.6));
  animation:czBlink 2.4s ease-in-out infinite;
  animation-delay:calc(var(--i) * -.4s);
}
/* Vòng sóng lan ra từ mỗi điểm */
.cz-mnode .cz-mw{
  fill:none;stroke:#FFA800;stroke-width:5;opacity:0;
  transform-box:fill-box;transform-origin:center;
  animation:czWave 2.8s ease-out infinite;
  animation-delay:calc(var(--i) * -.46s);
}
@media (prefers-reduced-motion:reduce){
  .cz-mmesh path,.cz-mnode .cz-md,.cz-mnode .cz-mw{animation:none}
  .cz-mnode .cz-mw{opacity:.35}
}
.cz-vn{fill:rgba(255,255,255,.20);stroke:rgba(255,255,255,.88);stroke-width:1.8;stroke-linejoin:round}
.cz-vn-glow{
  fill:none;stroke:#CFF3FF;stroke-width:2.4;stroke-linejoin:round;opacity:.5;
  filter:drop-shadow(0 0 10px rgba(190,240,255,.9));
  stroke-dasharray:1400;animation:czTrace 9s ease-in-out infinite;
}
@keyframes czTrace{0%{stroke-dashoffset:1400}55%,100%{stroke-dashoffset:0}}
/* Đường kết nối nội bộ giữa các Data Center */
.cz-dcline{
  fill:none;stroke:#EAFBFF;stroke-width:2.2;stroke-linecap:round;
  stroke-dasharray:9 13;filter:drop-shadow(0 0 7px rgba(200,245,255,.9));
  animation:czDash 1.3s linear infinite;
}
/* Điểm thành phố */
/* Hạ tầng cũ ở Hà Nội / Đà Nẵng — để mờ */
.cz-dcm.is-off{opacity:.34}
.cz-dcm.is-off .cz-dcm-dot{fill:rgba(255,255,255,.75);filter:none}
.cz-dcm.is-off .cz-dcm-lb{fill:rgba(255,255,255,.8);stroke:rgba(0,50,110,.3)}
/* Cụm 6 Data Center tại TP.HCM */
.cz-mesh path{fill:none;stroke:rgba(255,225,140,.75);stroke-width:1.3;
  stroke-dasharray:5 7;animation:czDash 1.5s linear infinite}
.cz-node circle{
  fill:#FFD84D;
  filter:drop-shadow(0 0 9px rgba(255,216,77,.95)) drop-shadow(0 0 18px rgba(255,216,77,.55));
  animation:czBlink 2.2s ease-in-out infinite;
}
.cz-node circle:nth-child(2){animation-delay:-.4s}
.cz-node circle:nth-child(3){animation-delay:-.8s}
.cz-node circle:nth-child(4){animation-delay:-1.2s}
.cz-node circle:nth-child(5){animation-delay:-1.6s}
.cz-node circle:nth-child(6){animation-delay:-2s}
.cz-dcm-lb2{
  font-size:11px;font-weight:600;fill:rgba(255,255,255,.85);font-family:var(--cz-font);
  paint-order:stroke;stroke:rgba(0,50,110,.4);stroke-width:3px;stroke-linejoin:round;
}
.cz-dcm{cursor:pointer}
.cz-dcm-dot{fill:#fff;filter:drop-shadow(0 4px 14px rgba(0,30,70,.45));transition:.28s}
.cz-dcm-lb{
  font-size:12.5px;font-weight:700;fill:#fff;pointer-events:none;
  font-family:var(--cz-font);paint-order:stroke;
  stroke:rgba(0,50,110,.45);stroke-width:3px;stroke-linejoin:round;
}
.cz-dcm-wave{
  fill:none;stroke:#fff;stroke-width:2;opacity:0;
  transform-box:fill-box;transform-origin:center;
  animation:czWave 2.8s ease-out infinite;
}
@keyframes czWave{0%{transform:scale(.55);opacity:.85}100%{transform:scale(2.1);opacity:0}}
.cz-dcm.is-on .cz-dcm-dot,.cz-dcm:hover .cz-dcm-dot{
  fill:#FFE175;filter:drop-shadow(0 0 16px rgba(255,225,117,.95))
}
.cz-isl circle{fill:rgba(255,255,255,.7)}
.cz-isl text{font-size:8.5px;fill:rgba(255,255,255,.7);font-style:italic;font-family:var(--cz-font)}

/* --- Danh sách 6 Data Center --- */
.cz-dc-list-h{
  font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(226,244,255,.88);margin-bottom:14px;display:flex;align-items:center;gap:10px;
}
.cz-dc-list-h::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.28)}
.cz-dc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cz-dcf{
  display:flex;gap:13px;align-items:flex-start;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);
  border-radius:16px;padding:16px 17px;backdrop-filter:blur(12px);transition:.3s;
}
.cz-dcf:hover{
  background:rgba(255,255,255,.21);border-color:rgba(255,255,255,.52);transform:translateY(-3px);
  box-shadow:0 16px 40px rgba(0,32,80,.24);
}
.cz-dcnum{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;display:grid;place-items:center;
  background:rgba(255,255,255,.92);color:#0B6FD0;font-size:13px;font-weight:800;
}
.cz-dcf>div>b{display:block;font-size:14.5px;font-weight:700;color:#fff;line-height:1.4}
.cz-dcf>div>span{display:block;margin-top:5px;font-size:12.8px;line-height:1.55;color:rgba(232,246,255,.84)}

/* --- 4 thông tin nhanh: xếp 2×2 ngay dưới danh sách DC ở cột phải --- */
.cz-dc-quick{
  margin-top:22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.24);
  display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;
}
.cz-dcq{display:flex;gap:11px;align-items:flex-start;min-width:0}
.cz-dcq svg{width:20px;height:20px;flex:0 0 auto;color:#FFD84D;margin-top:2px}
.cz-dcq b{display:block;font-size:14px;font-weight:700;color:#fff;line-height:1.35}
.cz-dcq span{display:block;margin-top:3px;font-size:12.3px;line-height:1.5;color:rgba(226,244,255,.8)}

/* ==============================================================
   9. VÌ SAO CHỌN CLOUDZONE — dạng đóng/mở
   8 mục xếp 2 cột. Khi đóng chỉ hiện tiêu đề + 1 dòng tóm tắt nên
   khối rất gọn; bấm vào mục nào thì mở đủ nội dung gốc của mục đó.
   ============================================================== */
/* Nền trắng xanh (bỏ nền beige #FAFAF7 vì bị ám vàng) */
.cz-why{
  background:linear-gradient(180deg,#FFFFFF 0%,#F6FBFF 46%,#EDF6FF 100%);
  /* padding dưới giảm từ 150px → 88px vì không còn quả cầu lưới ở nền */
  font-family:var(--cz-font);padding:78px 0 88px;
}
.cz-why-wrap{max-width:1300px;margin:0 auto;padding:0 44px}
.cz-why-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.cz-why-col{display:grid;gap:14px;align-content:start}

.cz-why-item{
  background:#fff;border:1px solid rgba(1,47,127,.08);border-radius:16px;overflow:hidden;
  box-shadow:0 6px 20px rgba(1,32,79,.06);transition:.3s;
}
.cz-why-item:hover{border-color:rgba(36,161,255,.34);box-shadow:0 14px 34px rgba(36,161,255,.16)}
.cz-why-item.is-open{border-color:rgba(36,161,255,.44);box-shadow:0 18px 44px rgba(36,161,255,.18)}

.cz-why-h{
  width:100%;display:flex;gap:14px;align-items:center;text-align:left;
  padding:18px 20px;background:none;border:0;cursor:pointer;font-family:inherit;
}
.cz-why-ic{
  width:42px;height:42px;border-radius:12px;flex:0 0 auto;display:grid;place-items:center;
  background:rgba(36,161,255,.10);color:var(--cz-blue);transition:.28s;
}
.cz-why-ic svg{width:21px;height:21px}
.cz-why-item.is-open .cz-why-ic{
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;
  box-shadow:0 8px 20px rgba(36,161,255,.34);
}
.cz-why-t{flex:1;min-width:0}
.cz-why-t b{display:block;font-size:15.5px;font-weight:700;color:var(--cz-text);line-height:1.4}
.cz-why-t em{
  display:block;margin-top:4px;font-style:normal;font-size:13px;line-height:1.5;color:var(--cz-ink);
}
/* Dấu cộng / trừ */
.cz-why-x{position:relative;width:22px;height:22px;flex:0 0 auto}
.cz-why-x::before,.cz-why-x::after{
  content:'';position:absolute;left:50%;top:50%;background:var(--cz-blue);border-radius:2px;
  transform:translate(-50%,-50%);transition:.3s;
}
.cz-why-x::before{width:13px;height:2.2px}
.cz-why-x::after{width:2.2px;height:13px}
.cz-why-item.is-open .cz-why-x::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}

.cz-why-b{display:grid;grid-template-rows:0fr;transition:grid-template-rows .38s ease}
.cz-why-item.is-open .cz-why-b{grid-template-rows:1fr}
.cz-why-b>div{overflow:hidden}
.cz-why-b p{margin:0 0 12px;padding:0 20px;font-size:14px;line-height:1.75;color:var(--cz-ink)}
.cz-why-b p:first-child{padding-top:2px}
.cz-why-b p:last-child{margin-bottom:20px}
.cz-why-b b{color:var(--cz-text);font-weight:700}
.cz-why-b a{color:#0B6FD0;font-weight:700;text-decoration:none;border-bottom:1.5px solid rgba(36,161,255,.4)}
.cz-why-b ul{margin:0 0 12px;padding:0 20px 0 40px;display:grid;gap:8px}
.cz-why-b li{font-size:14px;line-height:1.7;color:var(--cz-ink)}
.cz-why-b li::marker{color:var(--cz-blue)}

/* ==============================================================
   10. HỆ SINH THÁI DỊCH VỤ
   Lõi đám mây ở giữa, 11 nhóm dịch vụ toả sang hai bên, mỗi thẻ nối
   về lõi bằng một sợi dây có tia sáng chạy liên tục.
   ============================================================== */
.cz-eco{background:#fff;font-family:var(--cz-font);padding:78px 0 88px;overflow:hidden}
.cz-eco-wrap{max-width:1340px;margin:0 auto;padding:0 44px}
.cz-eco-grid{
  display:grid;grid-template-columns:1fr minmax(240px,300px) 1fr;gap:26px;align-items:stretch;
}
.cz-eco-col{display:grid;gap:14px;align-content:space-between}

/* --- Thẻ dịch vụ --- */
.cz-eco-card{
  position:relative;display:flex;gap:13px;align-items:flex-start;
  text-decoration:none;color:inherit;
  background:#fff;border:1px solid rgba(1,47,127,.09);border-radius:15px;
  padding:15px 17px;box-shadow:0 6px 18px rgba(1,32,79,.06);transition:.3s;
}
.cz-eco-card:hover{
  transform:translateY(-4px);border-color:rgba(36,161,255,.45);
  box-shadow:0 16px 38px rgba(36,161,255,.20);
}
.cz-eco-ic{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;display:grid;place-items:center;
  background:rgba(36,161,255,.10);color:var(--cz-blue);transition:.28s;
}
.cz-eco-ic svg{width:20px;height:20px}
.cz-eco-card:hover .cz-eco-ic{
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;
  box-shadow:0 8px 20px rgba(36,161,255,.36);
}
.cz-eco-go{
  position:absolute;right:14px;top:14px;width:15px;height:15px;color:var(--cz-blue);
  opacity:0;transform:translate(-4px,4px);transition:.26s;
}
.cz-eco-card:hover .cz-eco-go{opacity:1;transform:none}
.cz-eco-tx b{display:block;font-size:14.8px;font-weight:700;color:var(--cz-text);line-height:1.4}
.cz-eco-tx em{display:block;margin-top:2px;font-style:normal;font-size:12.5px;color:var(--cz-ink)}
.cz-eco-chips{margin-top:9px;display:flex;gap:6px;flex-wrap:wrap}
.cz-eco-chips b{
  display:inline-block;padding:4px 10px;border-radius:999px;
  font-size:11.5px;font-weight:600;color:#0B6FD0;
  background:rgba(36,161,255,.09);border:1px solid rgba(36,161,255,.18);
}

/* --- Sợi dây nối về lõi, có tia sáng chạy --- */
.cz-eco-wire{
  position:absolute;top:50%;width:34px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(36,161,255,.18),rgba(36,161,255,.7));
  overflow:hidden;
}
.cz-eco-wire::after{
  content:'';position:absolute;top:-1.5px;width:9px;height:5px;border-radius:3px;
  background:var(--cz-blue);box-shadow:0 0 8px rgba(36,161,255,.9);
  animation:czWire 2.6s linear infinite;animation-delay:calc(var(--i) * -.42s);
}
.cz-eco-l .cz-eco-wire{right:-34px}
.cz-eco-r .cz-eco-wire{left:-34px;transform:scaleX(-1)}
@keyframes czWire{0%{left:-10px;opacity:0}20%,80%{opacity:1}100%{left:34px;opacity:0}}

/* --- Lõi hệ sinh thái --- */
.cz-eco-hub{position:relative;display:grid;place-items:center;min-height:300px}
.cz-eco-ring{
  position:absolute;width:210px;height:210px;border-radius:50%;
  border:1.4px solid rgba(36,161,255,.40);animation:czSpin 22s linear infinite;
}
.cz-eco-ring.r2{width:264px;height:264px;border-style:dashed;
  border-color:rgba(36,161,255,.45);animation-duration:30s;animation-direction:reverse}
.cz-eco-ring.r3{width:316px;height:316px;border-color:rgba(36,161,255,.22);animation-duration:42s}
.cz-eco-core{
  position:relative;width:210px;height:210px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 50% 44%,rgba(36,161,255,.30) 0%,rgba(36,161,255,.12) 52%,rgba(36,161,255,.03) 70%,transparent 78%);
  text-align:center;animation:czFloat 5s ease-in-out infinite;
}
.cz-eco-core svg{width:130px;height:87px;filter:drop-shadow(0 12px 30px rgba(36,161,255,.55))}
.cz-eco-rain rect{animation:czRain 1.9s ease-in-out infinite}
.cz-eco-rain rect:nth-child(2){animation-delay:-.6s}
.cz-eco-rain rect:nth-child(3){animation-delay:-1.2s}
@keyframes czRain{0%,100%{transform:translateY(-4px);opacity:.25}50%{transform:translateY(4px);opacity:1}}
.cz-eco-core span{
  display:block;margin-top:6px;font-size:14.5px;line-height:1.5;color:var(--cz-ink);font-weight:600;
}
.cz-eco-core span b{
  display:block;font-size:21px;font-weight:800;color:#0B6FD0;letter-spacing:-.3px;margin-top:3px;
}

/* ==============================================================
   11. SLIDE BANNER + Ô LIÊN HỆ
   Trái: băng chuyền banner tự chạy. Phải: ô cố định mang logo và
   nút liên hệ Zalo — luôn hiện, không trôi theo slide.
   ============================================================== */
.cz-bn{background:#F2F8FF;font-family:var(--cz-font);padding:34px 0 40px}
.cz-bn-wrap{
  max-width:1340px;margin:0 auto;padding:0 44px;
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:stretch;
}

/* --- Băng chuyền --- */
.cz-bn-slider{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 14px 40px rgba(1,32,79,.14)}
.cz-bn-track{display:flex;transition:transform .55s cubic-bezier(.4,0,.2,1)}
.cz-bn-slide{
  position:relative;flex:0 0 100%;display:block;line-height:0;
  aspect-ratio:2.47;               /* đúng tỉ lệ file banner nên ảnh không bị cắt */
}
.cz-bn-slide img{width:100%;height:100%;object-fit:cover;display:block}

/* Nút chuyển + chấm chỉ số */
.cz-bn-nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:42px;height:42px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.85);color:#0B6FD0;display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(0,30,80,.2);transition:.25s;
}
.cz-bn-nav:hover{background:#fff;transform:translateY(-50%) scale(1.08)}
.cz-bn-nav svg{width:20px;height:20px}
.cz-bn-prev{left:16px}.cz-bn-next{right:16px}
.cz-bn-dots{
  position:absolute;right:22px;bottom:18px;z-index:5;display:flex;gap:7px;align-items:center;
}
.cz-bn-dots button{
  width:9px;height:9px;padding:0;border:0;border-radius:99px;cursor:pointer;
  background:rgba(255,255,255,.55);transition:.28s;
}
.cz-bn-dots button.is-on{width:26px;background:#fff}

/* --- Ô liên hệ bên phải --- */
.cz-bn-side{
  background:#fff;border:1px solid rgba(1,47,127,.08);border-radius:20px;
  padding:30px 26px;display:flex;flex-direction:column;align-items:center;text-align:center;
  box-shadow:0 14px 40px rgba(1,32,79,.10);
}
.cz-bn-side img{width:180px;height:auto;display:block}
.cz-bn-side .cz-bn-line{
  width:56px;height:3px;border-radius:99px;margin:20px 0 18px;
  background:linear-gradient(90deg,#0B6FD0,var(--cz-blue),#7FE9FF);
}
.cz-bn-side p{
  margin:0;font-size:15.5px;font-weight:700;color:var(--cz-text);line-height:1.6;
}
.cz-bn-side small{
  display:block;margin-top:8px;font-size:13px;font-weight:400;color:var(--cz-ink);line-height:1.6;
}
.cz-bn-zalo{
  margin-top:auto;padding-top:22px;width:100%;
}
.cz-bn-zalo a{
  display:flex;align-items:center;justify-content:center;gap:9px;width:100%;
  padding:14px 20px;border-radius:12px;text-decoration:none;
  font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
  box-shadow:0 12px 30px rgba(36,161,255,.34);transition:.28s;
}
.cz-bn-zalo a:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(36,161,255,.44)}
.cz-bn-zalo svg{width:19px;height:19px}

/* ==============================================================
   12. RESPONSIVE
   ============================================================== */
@media (max-width:1180px){
  .cz-menu{display:none}
  .cz-cards{grid-template-columns:1fr;margin-top:-130px}
  .cz-hero{padding-bottom:200px}
  .cz-panel{grid-template-columns:1fr;gap:30px}
  .cz-art{order:2}
  .cz-art svg{max-width:360px}
  .cz-pt-panel{grid-template-columns:1fr;gap:26px}
  .cz-pt-art{order:2}
  .cz-why-grid{grid-template-columns:1fr;gap:14px}
  /* Hệ sinh thái: lõi lên trên, các nhóm dịch vụ xếp 2 cột bên dưới */
  .cz-eco-grid{grid-template-columns:1fr 1fr;gap:18px}
  .cz-eco-hub{grid-column:1/-1;grid-row:1;min-height:250px}
  .cz-eco-l,.cz-eco-r{grid-row:2}
  .cz-eco-wire{display:none}
  .cz-bn-wrap{grid-template-columns:1fr;gap:16px}
  .cz-bn-side{flex-direction:row;text-align:left;gap:22px;align-items:center;padding:22px 26px}
  .cz-bn-side .cz-bn-line{display:none}
  .cz-bn-zalo{margin:0;padding:0;width:auto;min-width:230px}
  .cz-dc-main{grid-template-columns:1fr;gap:32px}
  .cz-dc-grid{grid-template-columns:1fr 1fr}
  .cz-dc-quick{grid-template-columns:1fr 1fr;gap:20px}
  .cz-map-wrap{max-width:520px}
  .cz-feat-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .cz-feat-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  .cz-topbar{display:none}
  .cz-nav{padding:16px 20px}
  .cz-logo-img{height:34px}
  .cz-inner{padding:34px 20px 0}
  .cz-hero{padding-bottom:170px;min-height:auto}
  /* Mobile: video phóng to nằm dưới khối chữ, lớp phủ đổi sang chiều dọc */
  .cz-hero video{width:126%;right:-13%;bottom:104px}
  .cz-scrim{
    background:linear-gradient(180deg,rgba(0,52,110,.78) 0%,rgba(0,66,138,.58) 42%,
                               rgba(0,80,164,.40) 74%,rgba(0,58,120,.34) 100%);
  }
  .cz-h1{font-size:clamp(27px,7.4vw,36px)}
  .cz-btn{flex:1 1 auto;justify-content:center}
  .cz-cards{padding:0 20px;gap:16px;margin-top:-120px}
  .cz-peering{padding:0 20px 54px}
  .cz-svc-wrap{padding:0 20px}
  .cz-panels{padding:28px 22px;border-radius:18px}
  .cz-checks{grid-template-columns:1fr;gap:12px}
  /* Hàng tab chuyển sang cuộn ngang, bỏ dấu "+" cho gọn */
  .cz-tabs{
    flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;gap:8px;
    padding-bottom:8px;margin:0 -20px 22px;padding-left:20px;padding-right:20px;
    scrollbar-width:none;
  }
  .cz-tabs::-webkit-scrollbar{display:none}
  .cz-plus{display:none}
  .cz-tab{padding:11px 16px;font-size:14px}
  .cz-services{padding-bottom:60px}
  .cz-feat-wrap{padding:0 20px}
  .cz-feat-box{padding:16px;border-radius:20px}
  .cz-featured{padding-bottom:60px}
  .cz-partner{padding:52px 0 64px}
  .cz-pt-wrap{padding:0 20px}
  .cz-pt-box{padding:24px 20px;border-radius:18px}
  .cz-pt-tabs{gap:18px}
  .cz-pt-tab{padding:6px 4px 18px}
  .cz-pt-tab .ic{width:52px;height:52px;border-radius:15px}
  .cz-pt-tab .ic svg{width:26px;height:26px}
  .cz-pt-tab b{font-size:15px}
  .cz-pt-cta{width:100%;justify-content:center}
  .cz-why{padding:52px 0 60px}
  .cz-eco{padding:52px 0 56px}
  .cz-eco-wrap{padding:0 12px}
  .cz-eco-grid{grid-template-columns:1fr;gap:14px}
  .cz-eco-l,.cz-eco-r{grid-row:auto}
  .cz-eco-ring{width:170px;height:170px}
  .cz-eco-ring.r2{width:210px;height:210px}
  .cz-eco-ring.r3{width:250px;height:250px}
  .cz-eco-core{width:170px;height:170px}
  .cz-eco-core svg{width:86px;height:56px}
  .cz-bn-wrap{padding:0 20px}
  .cz-bn-slide{padding:0}
  .cz-bn-nav{width:34px;height:34px}
  .cz-bn-prev{left:8px}.cz-bn-next{right:8px}
  .cz-bn-side{flex-direction:column;text-align:center}
  .cz-bn-zalo{width:100%;padding-top:18px}
  .cz-bn-cta a{padding:10px 16px;font-size:13.5px}
  .cz-eco-wrap{padding:0 20px}
  .cz-why-wrap{padding:0 20px}
  .cz-why-h{padding:15px 16px;gap:11px}
  .cz-why-ic{width:36px;height:36px;border-radius:10px}
  .cz-why-t b{font-size:14.5px}
  .cz-dc{padding:56px 0 52px}
  .cz-dc-wrap{padding:0 20px}
  .cz-dcf{padding:14px}
  .cz-dc-grid{grid-template-columns:1fr}
  .cz-dc-quick{grid-template-columns:1fr;gap:16px;margin-top:28px}
}
@media (max-width:640px){
  /* Màn hình hẹp: ẩn 4 icon liên hệ để menu không tràn, giữ lại nút Đăng nhập.
     Người dùng vẫn có nút gọi hotline ngay trong hero. */
  .cz-actions .cz-icon{display:none}
  .cz-nav{gap:12px}
  .cz-login{padding:9px 16px;font-size:12.5px}
}
/* ==============================================================
   13. KHÁCH HÀNG NÓI VỀ CLOUDZONE + ĐỐI TÁC TIÊU BIỂU
   ============================================================== */
.cz-tm,.cz-pt2,.cz-tm *,.cz-pt2 *{box-sizing:border-box}
.cz-tm{background:#fff;font-family:var(--cz-font);padding:74px 0 60px}
.cz-tm-wrap{position:relative;margin:0 auto;padding:0 44px}
/* Băng chuyền cảm nhận khách hàng — tự chạy sang phải, dừng khi rê chuột,
   có 2 nút mũi trái/phải. Cơ chế: JS nhân đôi thẻ rồi cuộn ngang liên tục
   (dùng scrollLeft thay vì animation để 2 nút và thao tác kéo tay hoạt động).
   Chưa có JS → vẫn là thanh cuộn ngang bình thường, không mất nội dung. */
.cz-tm-row{
  position:relative;overflow-x:auto;padding:6px 2px 22px;scrollbar-width:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 5%,#000 95%,transparent 100%);
          mask-image:linear-gradient(90deg,transparent 0,#000 5%,#000 95%,transparent 100%);
}
.cz-tm-row::-webkit-scrollbar{display:none}
.cz-tm-track{display:flex;gap:20px;align-items:stretch;width:max-content}
.cz-tm-card{
  position:relative;flex:0 0 372px;display:flex;flex-direction:column;
  background:#fff;border:1px solid rgba(1,47,127,.08);border-radius:18px;padding:26px 24px 22px;
  box-shadow:0 10px 30px rgba(1,32,79,.08);transition:.3s;
}
/* đẩy khối tên xuống đáy để các thẻ cân nhau */
.cz-tm-card .cz-tm-who{margin-top:auto}
.cz-tm-card:hover{transform:translateY(-5px);box-shadow:0 20px 46px rgba(36,161,255,.18);
  border-color:rgba(36,161,255,.34)}
.cz-tm-q{width:30px;height:30px;color:rgba(36,161,255,.30)}
.cz-tm-card p{
  margin:12px 0 0;font-size:14px;line-height:1.75;color:var(--cz-ink);font-style:italic;
}
.cz-tm-who{margin-top:20px;padding-top:16px;border-top:1px solid rgba(1,47,127,.08);
  display:flex;gap:12px;align-items:center}
.cz-tm-av{
  width:46px;height:46px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));color:#fff;
  font-size:17px;font-weight:800;
}
/* Ảnh chân dung khách hàng lấy từ cloudzone.vn */
img.cz-tm-av{object-fit:cover;border:2px solid rgba(36,161,255,.28);background:#EAF5FF}
.cz-tm-who b{display:block;font-size:14.5px;font-weight:700;color:var(--cz-text)}
.cz-tm-who em{display:block;margin-top:2px;font-style:normal;font-size:12.5px;color:var(--cz-ink)}
/* 2 nút điều hướng của băng chuyền cảm nhận */
.cz-tm-nav{display:flex;gap:10px;justify-content:center;margin-top:6px}
.cz-tm-nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(36,161,255,.34);
  background:#fff;color:#0B6FD0;cursor:pointer;display:grid;place-items:center;transition:.25s;
}
.cz-tm-nav button:hover{background:#0B6FD0;color:#fff;border-color:transparent}
.cz-tm-nav svg{width:18px;height:18px}

/* --- Đối tác tiêu biểu --- */
.cz-pt2{background:#F2F8FF;font-family:var(--cz-font);padding:64px 0 74px;overflow:hidden}
.cz-pt2-wrap{margin:0 auto;padding:0 44px;text-align:center}
.cz-pt2-h{
  margin:0;font-size:clamp(24px,2.6vw,34px);font-weight:800;color:var(--cz-text);letter-spacing:-.4px;
}
.cz-pt2-h span{color:#0B6FD0}
.cz-pt2-stats{
  margin:34px auto 0;max-width:900px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.cz-pt2-stats b{
  display:block;font-size:clamp(24px,2.4vw,32px);font-weight:800;color:var(--cz-text);letter-spacing:-.6px;
}
.cz-pt2-stats i{font-style:normal;color:var(--cz-blue)}
.cz-pt2-stats span{display:block;margin-top:5px;font-size:13px;color:var(--cz-ink);line-height:1.5}
.cz-pt2-sub{margin:28px 0 0;font-size:15px;color:var(--cz-ink)}
.cz-pt2-sub b{color:#0B6FD0;font-weight:800}

/* Dải logo chạy vô tận */
.cz-pn-row{margin-top:26px;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)}
.cz-pn-track{display:flex;gap:16px;width:max-content;animation:czMarquee 38s linear infinite}
.cz-pn-track.cz-pn-rev{animation-direction:reverse}
.cz-pn-row:hover .cz-pn-track{animation-play-state:paused}
@keyframes czMarquee{to{transform:translateX(-50%)}}
.cz-pn{
  flex:0 0 auto;min-width:168px;height:74px;display:grid;place-items:center;
  background:#fff;border:1px solid rgba(1,47,127,.07);border-radius:14px;padding:0 20px;
  box-shadow:0 4px 14px rgba(1,32,79,.05);transition:.26s;
}
.cz-pn:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(36,161,255,.18)}
.cz-pn b{font-size:14px;font-weight:700;color:#8A9AB0;letter-spacing:.2px;white-space:nowrap}
.cz-pn:hover b{color:#0B6FD0}
/* Logo đối tác: để xám nhạt cho đồng bộ, rê chuột thì lên màu thật */
/* Logo giữ đúng màu thật; rê chuột chỉ phóng nhẹ cho biết là bấm được */
.cz-pn img{
  max-width:134px;max-height:50px;width:auto;height:auto;object-fit:contain;display:block;
  transition:transform .26s ease;
}
.cz-pn:hover img{transform:scale(1.06)}
a.cz-pn{text-decoration:none;cursor:pointer}
a.cz-pn:focus-visible{outline:2px solid var(--cz-blue);outline-offset:3px}

@media (max-width:860px){
  .cz-tm{padding:52px 0 44px}
  .cz-tm-wrap,.cz-pt2-wrap{padding:0 20px}
  .cz-tm-card{flex:0 0 300px}
  .cz-tm-row.is-run .cz-tm-track{animation-duration:40s}
  .cz-pt2{padding:48px 0 56px}
  .cz-pt2-stats{grid-template-columns:1fr 1fr;gap:22px}
  .cz-pn{min-width:140px;height:64px}
}

/* ==============================================================
   14. TIN TỨC + DẢI CTA + FOOTER
   ============================================================== */
.cz-nw,.cz-cta,.cz-ft,.cz-nw *,.cz-cta *,.cz-ft *{box-sizing:border-box}
.cz-nw{background:#fff;font-family:var(--cz-font);padding:70px 0 58px}
.cz-nw-wrap{max-width:1340px;margin:0 auto;padding:0 44px}
.cz-nw-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.cz-nw-kicker{
  display:inline-block;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(36,161,255,.10);color:#0B6FD0;border:1px solid rgba(36,161,255,.18);
}
.cz-nw-head h2{
  margin:12px 0 0;font-size:clamp(24px,2.6vw,34px);font-weight:800;
  color:var(--cz-text);letter-spacing:-.5px;
}
.cz-nw-all{
  flex:0 0 auto;font-size:14px;font-weight:700;color:#0B6FD0;text-decoration:none;
  border-bottom:2px solid rgba(36,161,255,.35);padding-bottom:2px;transition:.24s;
}
.cz-nw-all:hover{color:var(--cz-blue);border-color:var(--cz-blue)}
.cz-nw-track{
  display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 2px 20px;scrollbar-width:none;
}
.cz-nw-track::-webkit-scrollbar{display:none}
.cz-nw-card{
  flex:0 0 clamp(268px,31%,400px);scroll-snap-align:start;text-decoration:none;
  background:#fff;border:1px solid rgba(1,47,127,.08);border-radius:16px;overflow:hidden;
  box-shadow:0 8px 24px rgba(1,32,79,.07);transition:.3s;display:block;
}
.cz-nw-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(36,161,255,.20);
  border-color:rgba(36,161,255,.32)}
/* Ảnh bài viết — hiện là ô giữ chỗ, thay bằng <img> khi triển khai */
.cz-nw-thumb{display:grid;place-items:center;aspect-ratio:16/9;position:relative;overflow:hidden}
/* Ảnh bài viết lấy từ media.cloudzone.vn; nền gradient vẫn giữ làm lớp dự phòng */
.cz-nw-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.cz-nw-card:hover .cz-nw-thumb img{transform:scale(1.06)}
.cz-nw-g1{background:linear-gradient(135deg,#0B6FD0,var(--cz-blue))}
.cz-nw-g2{background:linear-gradient(135deg,#00468C,#1789EA)}
.cz-nw-g3{background:linear-gradient(135deg,#1789EA,#5FC0FF)}
.cz-nw-wm{width:44%;height:auto}
.cz-nw-meta{display:flex;align-items:center;gap:10px;padding:16px 18px 0;flex-wrap:wrap}
.cz-nw-meta b{
  font-size:11.5px;font-weight:600;padding:5px 11px;border-radius:999px;
  background:rgba(36,161,255,.10);color:#0B6FD0;
}
.cz-nw-meta em{font-style:normal;font-size:12.5px;color:var(--cz-ink)}
.cz-nw-card h3{
  margin:12px 18px 20px;font-size:16px;font-weight:700;line-height:1.5;color:var(--cz-text);
}
.cz-nw-nav{display:flex;gap:10px;justify-content:center}
.cz-nw-nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(36,161,255,.34);
  background:#fff;color:#0B6FD0;cursor:pointer;display:grid;place-items:center;transition:.25s;
}
.cz-nw-nav button:hover{background:#0B6FD0;color:#fff;border-color:transparent}
.cz-nw-nav svg{width:18px;height:18px}

/* --- Dải CTA --- */
.cz-cta{
  position:relative;overflow:hidden;isolation:isolate;
  font-family:var(--cz-font);padding:70px 0;text-align:center;color:#fff;
  background:
    radial-gradient(70% 80% at 50% 0%,rgba(140,235,255,.24) 0%,transparent 60%),
    linear-gradient(120deg,#0A5FB8 0%,#1789EA 46%,#24A1FF 100%);
}
/* Hiệu ứng hào quang: hai nguồn sáng ở hai bên, vòng sáng lan ra từ mép trái/mép phải.
   Vùng giữa (nơi có tiêu đề + nút) được mask trong suốt nên vòng sáng không chạy sau nội dung. */
.cz-cta-fx{
  position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  /* chỉ mờ dần ở hai đầu dải để vòng sáng không bị cắt cụt */
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 10%,#000 90%,transparent 100%);
          mask-image:linear-gradient(90deg,transparent 0,#000 10%,#000 90%,transparent 100%);
}
/* Một tâm phát sáng ở giữa dải */
.cz-cta-src{position:absolute;top:50%;left:50%;width:0;height:0}

/* Vòng hào quang lớn: bắt đầu đã rộng hơn khối nội dung nên dải sáng
   luôn nằm ngoài tiêu đề/nút, chỉ thấy hai cánh trái–phải lan ra. */
.cz-cta-ring{
  position:absolute;left:0;top:0;width:1100px;height:620px;margin:-310px 0 0 -550px;
  border-radius:50%;border:0;
  background:radial-gradient(closest-side ellipse,
    transparent 0 56%,
    rgba(226,248,255,.10) 64%,
    rgba(226,248,255,.30) 72%,
    rgba(226,248,255,.10) 80%,
    transparent 90%);
  filter:blur(9px);
  transform:scale(.8);opacity:0;
  animation:czHalo 7.5s ease-out infinite;
}
.cz-cta-ring.r2{animation-delay:-2.5s}
/* Vòng thứ 3 dùng xanh cyan nhạt (trước đây vàng kem nên nền bị ngả vàng) */
.cz-cta-ring.r3{
  animation-delay:-5s;
  background:radial-gradient(closest-side ellipse,
    transparent 0 56%,
    rgba(160,232,255,.10) 64%,
    rgba(160,232,255,.30) 72%,
    rgba(160,232,255,.10) 80%,
    transparent 90%);
}
@keyframes czHalo{
  0%  {transform:scale(.8);opacity:0}
  18% {opacity:.85}
  100%{transform:scale(2.5);opacity:0}
}
/* Hai quầng sáng ở hai bên, phập phồng ngược pha nhau */
.cz-cta-aura{
  position:absolute;top:50%;width:560px;height:560px;margin-top:-280px;border-radius:50%;
  filter:blur(72px);
  background:radial-gradient(circle,rgba(190,242,255,.40) 0%,rgba(190,242,255,.14) 46%,transparent 72%);
  animation:czAura 7s ease-in-out infinite;
}
.cz-cta-aura.l{left:-200px}
.cz-cta-aura.r{right:-200px;animation-delay:-3.5s}
@keyframes czAura{
  0%,100%{transform:scale(.88);opacity:.42}
  50%    {transform:scale(1.14);opacity:.9}
}
.cz-cta-wrap{position:relative;z-index:2;max-width:820px;margin:0 auto;padding:0 24px}
.cz-cta h2{
  margin:0;font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.5px;
  text-shadow:0 4px 26px rgba(0,20,60,.32);
}
.cz-cta p{margin:16px 0 0;font-size:15.5px;line-height:1.7;color:rgba(240,250,255,.94)}
.cz-cta-btns{margin-top:28px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cz-cta-main,.cz-cta-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 34px;border-radius:11px;font-size:15px;font-weight:700;text-decoration:none;transition:.28s;
}
.cz-cta-main{background:#fff;color:#0B6FD0;box-shadow:0 12px 30px rgba(0,30,80,.24)}
.cz-cta-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.55)}
.cz-cta-main:hover,.cz-cta-ghost:hover{transform:translateY(-3px)}

/* --- Footer --- */
.cz-ft{background:#0C2036;color:rgba(214,230,246,.82);font-family:var(--cz-font);padding:56px 0 0}
.cz-ft-wrap{
  max-width:1340px;margin:0 auto;padding:0 44px;
  display:grid;grid-template-columns:1.25fr .85fr 1.05fr 1.05fr;gap:38px;
}
.cz-ft-logo{width:190px;height:auto;display:block}
.cz-ft-slogan{
  margin:18px 0 0;font-size:13px;font-weight:700;letter-spacing:.12em;color:#fff;
}
.cz-ft-info{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:11px}
.cz-ft-info li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.6}
.cz-ft-info svg{width:16px;height:16px;flex:0 0 auto;margin-top:2px;color:var(--cz-blue)}
.cz-ft a{color:inherit;text-decoration:none;transition:.22s}
.cz-ft a:hover{color:#5FC0FF}
.cz-ft-badges{margin-top:22px;display:flex;gap:10px;flex-wrap:wrap}
.cz-ft-badges span{
  font-size:9.5px;font-weight:700;line-height:1.35;text-align:center;letter-spacing:.04em;
  padding:8px 12px;border-radius:6px;background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.16);color:rgba(226,240,255,.8);
}
.cz-ft-col h4{
  margin:0 0 18px;font-size:15.5px;font-weight:700;color:#fff;letter-spacing:.2px;
}
.cz-ft-col ul{margin:0;padding:0;list-style:none;display:grid;gap:12px}
.cz-ft-col li{font-size:13.5px;line-height:1.55}
/* Ô nhúng fanpage */
.cz-ft-fb{background:#fff;border-radius:10px;overflow:hidden}
.cz-ft-fb-h{display:flex;gap:10px;align-items:center;padding:12px}
.cz-ft-fb-av{
  width:40px;height:40px;border-radius:8px;flex:0 0 auto;
  background:linear-gradient(135deg,#0B6FD0,var(--cz-blue));
}
.cz-ft-fb-h b{display:block;font-size:14px;color:#1B2A3F}
.cz-ft-fb-h em{display:block;margin-top:2px;font-style:normal;font-size:11.5px;color:#7A8899}
.cz-ft-fb-b{
  padding:22px 12px;text-align:center;font-size:12px;color:#94A3B4;
  border-top:1px dashed rgba(1,47,127,.18);background:#F7FAFD;
}
.cz-ft-soc{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.cz-ft-soc a{
  font-size:12px;padding:7px 13px;border-radius:7px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
}
.cz-ft-soc a:hover{background:rgba(36,161,255,.28);border-color:rgba(95,192,255,.5)}
.cz-ft-bottom{
  margin-top:44px;padding:22px 44px 26px;text-align:center;
  border-top:1px solid rgba(255,255,255,.10);font-size:12.5px;line-height:1.9;
  color:rgba(196,214,234,.7);
}
.cz-ft-bottom p{margin:0}
.cz-ft-bottom b{color:#fff}

@media (max-width:1180px){
  .cz-ft-wrap{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:860px){
  .cz-nw{padding:52px 0 44px}
  .cz-nw-wrap{padding:0 20px}
  .cz-nw-head{flex-direction:column;align-items:flex-start;gap:12px}
  .cz-nw-card{flex:0 0 84%}
  .cz-cta{padding:52px 0}
  .cz-cta-btns a{flex:1 1 auto}
  .cz-ft{padding-top:44px}
  .cz-ft-wrap{grid-template-columns:1fr;gap:30px;padding:0 20px}
  .cz-ft-bottom{padding:20px 20px 24px}
}

/* ==============================================================
   15. CHUẨN HOÁ TYPOGRAPHY TOÀN TRANG
   Đặt cuối cùng để thống nhất mọi tiêu đề khối và cỡ chữ nội dung,
   thay cho các khai báo rời rạc ở từng khối phía trên.
   ============================================================== */

/* --- Tiêu đề khối (H2): một cỡ, một độ đậm, một kiểu chữ hoa --- */
.cz-svc-head h2,.cz-pt-head h2,.cz-dc-head h2,.cz-pt2-h,.cz-nw-head h2,.cz-cta h2{
  margin:0;
  font-size:clamp(23px,2.5vw,34px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:-.2px;
  text-transform:uppercase;
  /* Chia dòng cân đối, tránh rớt 1 từ lẻ xuống dòng cuối */
  text-wrap:balance;
  -webkit-hyphens:none;hyphens:none;
}
/* Tiêu đề khối dịch vụ dài hơn → nới khung để tiêu đề không bị ngắt dòng xấu */
.cz-svc-head{max-width:1000px}
/* Gạch chân gradient dùng chung cho mọi tiêu đề khối */
.cz-svc-head h2::after,.cz-pt-head h2::after,.cz-dc-head h2::after,
.cz-pt2-h::after,.cz-nw-head h2::after,.cz-cta h2::after{
  content:'';display:block;width:64px;height:4px;border-radius:99px;margin:16px auto 0;
  background:linear-gradient(90deg,#0B6FD0,var(--cz-blue),#7FE9FF);
}
/* Trên nền xanh đậm thì gạch chân đổi sang vàng–cyan cho nổi */
.cz-dc-head h2::after,.cz-cta h2::after{
  background:linear-gradient(90deg,#FFE175,#7FE9FF);
}
/* Khối tin tức căn lề trái nên gạch chân cũng căn trái */
.cz-nw-head h2::after{margin-left:0}
/* Hai khối có chip nhỏ phía trên tiêu đề: chừa lại khoảng cách */
.cz-dc-head h2{margin-top:16px}
.cz-nw-head h2{margin-top:12px}

/* --- Đoạn mô tả ngay dưới tiêu đề khối: 15.5px --- */
.cz-svc-head p,.cz-dc-head p,.cz-cta p,.cz-pt-lead,.cz-pt2-sub{
  font-size:15.5px;line-height:1.7;
}
/* --- Chữ mô tả trong thẻ: 14px --- */
.cz-card p,.cz-fcard p,.cz-panel>div>p,.cz-tm-card p,.cz-why-b p,.cz-why-b li,
.cz-eco-tx em,.cz-dcf>div>span,.cz-dcq span{
  font-size:14px;line-height:1.7;
}
.cz-eco-tx em,.cz-dcq span,.cz-dcf>div>span{font-size:13px;line-height:1.6}

/* --- Tiêu đề thẻ (H3): 17px, trừ tiêu đề lớn trong tab dịch vụ --- */
.cz-card h3,.cz-fcard h3,.cz-nw-card h3{font-size:17px;font-weight:700;line-height:1.45}
.cz-panel h3{font-size:clamp(19px,1.6vw,23px);line-height:1.4}

/* --- Nền động cho khối "Vì sao chọn Cloudzone" --- */
.cz-why{position:relative;overflow:hidden;isolation:isolate}
.cz-why-wrap{position:relative;z-index:2}
.cz-why .cz-svc-head{position:relative;z-index:2}
.cz-why-bg{position:absolute;inset:0;z-index:0;pointer-events:none}

/* Hai vệt sáng phập phồng */
.cz-why-blob{position:absolute;border-radius:50%;filter:blur(80px)}
.cz-why-blob.b1{
  width:520px;height:520px;left:-140px;top:-160px;background:rgba(36,161,255,.16);
  animation:czBreathe 9s ease-in-out infinite;
}
.cz-why-blob.b2{
  width:460px;height:460px;right:-120px;bottom:-180px;background:rgba(127,233,255,.20);
  animation:czBreathe 11s ease-in-out infinite reverse;
}
@keyframes czBreathe{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.15);opacity:1}}

/* (Đã bỏ quả cầu lưới sọc quay chậm ở nền) */

/* Mây dữ liệu trôi ngang */
.cz-why-cloud{position:absolute;display:block;opacity:.10}
.cz-why-cloud svg{width:100%;height:auto;display:block;fill:#24A1FF}
.cz-why-cloud.c1{width:190px;top:12%;left:-16%;animation:czDrift 34s linear infinite}
.cz-why-cloud.c2{width:130px;top:58%;left:-14%;opacity:.08;animation:czDrift 46s linear infinite;animation-delay:-14s}
.cz-why-cloud.c3{width:96px;top:82%;left:-12%;opacity:.12;animation:czDrift 28s linear infinite;animation-delay:-8s}
@keyframes czDrift{to{transform:translateX(calc(100vw + 220px))}}

/* (Đã bỏ 3 tia sáng chạy ngang phía sau — gây rối mắt) */

@media (max-width:860px){
  .cz-why-cloud.c1{width:130px}
}
@media (prefers-reduced-motion:reduce){
  .cz-why-bg *,.cz-cta-fx *{animation:none !important}
}

/* ==============================================================
   16. HIỆU ỨNG XUẤT HIỆN KHI CUỘN TRANG (scroll reveal)
   Chỉ kích hoạt khi JavaScript chạy được (class .cz-anim do JS gắn
   vào <html>). Nếu JS bị chặn, mọi nội dung vẫn hiển thị bình thường.
   ============================================================== */
html.cz-anim [data-rv]{
  opacity:0;
  transform:translate3d(0,38px,0);
  /* 1,15s — chậm vừa đủ để thấy rõ chuyển động khi cuộn */
  transition:opacity 1.15s cubic-bezier(.22,.68,.24,1),
             transform 1.15s cubic-bezier(.22,.68,.24,1);
  transition-delay:var(--rvd,0s);
  will-change:opacity,transform;
}
/* Các biến thể hướng vào */
html.cz-anim [data-rv="left"] {transform:translate3d(-56px,0,0)}
html.cz-anim [data-rv="right"]{transform:translate3d(56px,0,0)}
html.cz-anim [data-rv="zoom"] {transform:scale(.91)}
html.cz-anim [data-rv="fade"] {transform:none}
/* Trạng thái đã hiện */
html.cz-anim [data-rv].is-in{opacity:1;transform:none;will-change:auto}

/* Tôn trọng thiết lập giảm chuyển động của người dùng */
@media (prefers-reduced-motion:reduce){
  html.cz-anim [data-rv]{opacity:1 !important;transform:none !important;transition:none !important}
}