/* ==================================================================
   CLOUDZONE — Backup as a Service (BaaS)
   Giao diện được tái dựng theo phong cách thiết kế của mẫu GPU
   Dedicated Server (gpu_1): tông màu xanh --cz-blue, CTA vàng
   --cz-gold, font Be Vietnam Pro, khối card bo góc có viền sáng
   chạy khi hover, bảng giá dạng lưới, mục "Vì sao chọn" dạng
   accordion. Nội dung lấy từ trang backup-as-a-service.
   ================================================================== */

html,body{overflow-x:hidden;max-width:100%}

:root{
  --cz-blue:#24A1FF;
  --cz-blue-deep:#0B6FD0;
  --cz-ink:#5A6B85;
  --cz-text:#2C2C2A;
  --cz-gold:#E3B721;
  --cz-bg:#FAFAF7;
  --cz-font:'Be Vietnam Pro','Inter','Segoe UI',Roboto,Arial,sans-serif;
}

*{box-sizing:border-box}
body{margin:0;font-family:var(--cz-font);color:var(--cz-text);background:var(--cz-bg)}
img{max-width:100%;display:block}
a{color:inherit}

/* ==================================================================
   TOPBAR + NAV
   ================================================================== */
.cz-topbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:10px 44px;font-size:12.5px;color:rgba(255,255,255,.85);
  border-bottom:1px solid rgba(255,255,255,.2);position:relative;z-index:6;
}
.cz-topbar>div{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.cz-topbar a{text-decoration:none;transition:.2s}
.cz-topbar a:hover{color:#fff}

.cz-nav{display:flex;align-items:center;gap:26px;padding:16px 44px;position:relative;z-index:6}
.cz-logo{display:flex;align-items:center;flex:0 0 auto}
.cz-logo img{height:42px;width:auto;filter:drop-shadow(0 2px 10px rgba(0,18,52,.3))}
.cz-menu{display:flex;align-items:center;gap:22px;margin-left:10px;flex-wrap:wrap}
.cz-menu a{
  font-size:13px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;
  color:#fff;opacity:.88;text-decoration:none;transition:.2s;white-space:nowrap;
}
.cz-menu a:hover{opacity:1}
.cz-nav-actions{margin-left:auto;display:flex;gap:10px;align-items:center}
.cz-login{
  padding:9px 18px;border-radius:999px;font-size:13px;font-weight:700;color:#fff;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.36);
  text-decoration:none;white-space:nowrap;transition:.2s;
}
.cz-login:hover{background:rgba(255,255,255,.22)}
.cz-login.cz-login-main{background:linear-gradient(135deg,#F2C93B,var(--cz-gold));color:#1B1400;border-color:transparent}

/* ==================================================================
   HERO
   ================================================================== */
.cz-hero{
  position:relative;overflow:hidden;isolation:isolate;color:#fff;
  background:
    radial-gradient(85% 120% at 88% 20%,rgba(120,240,255,.22) 0%,transparent 55%),
    linear-gradient(108deg,#0C6DC4 0%,#1789EA 20%,#24A1FF 55%,#57B8FF 100%);
}
.cz-hero-bg{
  position:absolute;inset:0;z-index:0;background-image:var(--hero-pattern,url("hx-bg.webp"));
  background-size:cover;background-position:center;opacity:.5;mix-blend-mode:overlay;
}
.cz-hero-wrap{position:relative;z-index:2;max-width:1360px;margin:0 auto;
  padding:36px 44px 74px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:44px;align-items:center;
}
.cz-hero-kick{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.34);
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
}
.cz-hero-kick svg{width:16px;height:16px}
.cz-hero h1{
  margin:18px 0 0;font-size:clamp(28px,3.6vw,44px);line-height:1.16;font-weight:800;
  letter-spacing:-.4px;text-shadow:0 4px 26px rgba(0,14,40,.4);
}
.cz-hero-lead{
  margin:18px 0 0;max-width:560px;font-size:16px;line-height:1.68;color:rgba(240,249,255,.95);
}
.cz-hero-lead b{color:#fff;font-weight:600}
.cz-hero-321{
  margin:18px 0 0;display:flex;gap:10px;flex-wrap:wrap;
}
.cz-hero-321 span{
  padding:7px 14px;border-radius:10px;font-size:12.5px;font-weight:700;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
}
.cz-hero-ctas{margin:28px 0 0;display:flex;gap:14px;flex-wrap:wrap}
.cz-btn{
  display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:12px;
  border:0;cursor:pointer;text-decoration:none;font-family:inherit;font-size:14.5px;
  font-weight:700;letter-spacing:.2px;transition:.26s;
}
.cz-btn svg{width:17px;height:17px}
.cz-btn-main{background:linear-gradient(135deg,#F2C93B,var(--cz-gold));color:#1B1400;
  box-shadow:0 12px 30px rgba(227,183,33,.34)}
.cz-btn-main:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(227,183,33,.42)}
.cz-btn-ghost{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.4);color:#fff;
  backdrop-filter:blur(8px)}
.cz-btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-3px)}

.cz-hero-media{display:grid;place-items:center}
.cz-hero-media-card{
  position:relative;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);
  border-radius:22px;padding:20px;backdrop-filter:blur(6px);
  box-shadow:0 30px 70px rgba(0,20,60,.28);
}
.cz-hero-media-card img{border-radius:14px}

.cz-hero-strip{
  position:relative;z-index:2;max-width:1360px;margin:0 auto;padding:0 44px 46px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.cz-hero-strip div{
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  border-radius:14px;padding:14px 16px;
}
.cz-hero-strip b{display:block;font-size:14px;font-weight:700}
.cz-hero-strip span{display:block;margin-top:4px;font-size:12.3px;color:rgba(232,246,255,.86)}

/* ==================================================================
   ĐẶC TÍNH NỔI BẬT
   ================================================================== */
.cz-section{padding:78px 0}
.cz-section.alt{background:#fff}
.cz-wrap{max-width:1300px;margin:0 auto;padding:0 44px}
.cz-head{text-align:center;max-width:760px;margin:0 auto 42px}
.cz-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  background:rgba(36,161,255,.10);color:var(--cz-blue-deep);border:1px solid rgba(36,161,255,.24);
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
}
.cz-head h2{
  margin:16px 0 0;font-size:clamp(23px,2.4vw,32px);font-weight:800;line-height:1.3;
  color:var(--cz-text);letter-spacing:-.2px;
}
.cz-head p{margin:14px 0 0;font-size:15px;line-height:1.7;color:var(--cz-ink)}

.cz-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cz-feat-c{
  position:relative;overflow:hidden;background:#fff;border-radius:18px;
  padding:26px 24px;border:1px solid rgba(1,47,127,.06);
  box-shadow:0 16px 44px rgba(1,32,79,.08);transition:.3s;
}
.cz-feat-c::after{
  content:'';position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--cz-blue-deep),var(--cz-blue),#7FE9FF);
  transform:scaleX(0);transform-origin:left;transition:.35s;
}
.cz-feat-c:hover{transform:translateY(-6px);box-shadow:0 26px 60px rgba(1,32,79,.16)}
.cz-feat-c:hover::after{transform:scaleX(1)}
.cz-feat-ic{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:rgba(36,161,255,.08);border:1px solid rgba(36,161,255,.16);padding:9px;
}
.cz-feat-ic img{width:100%;height:100%;object-fit:contain}
.cz-feat-c h3{margin:18px 0 0;font-size:16.5px;font-weight:700;color:var(--cz-text)}
.cz-feat-c p{margin:9px 0 0;font-size:13.8px;line-height:1.62;color:var(--cz-ink)}

/* ==================================================================
   BẢNG GIÁ
   ================================================================== */
.cz-pr-box{
  background:#fff;border-radius:22px;border:1px solid rgba(1,47,127,.07);
  box-shadow:0 20px 56px rgba(1,32,79,.10);overflow:hidden;
}
.cz-pr-scroll{overflow-x:auto}
.cz-pr-tb{width:100%;border-collapse:collapse;min-width:760px;font-size:14px}
.cz-pr-tb thead th{
  padding:16px 18px;text-align:left;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:#fff;background:linear-gradient(135deg,var(--cz-blue-deep),var(--cz-blue));
  white-space:nowrap;
}
.cz-pr-tb thead th:first-child{border-radius:0}
.cz-pr-tb tbody td{padding:16px 18px;border-bottom:1px solid rgba(1,47,127,.07);vertical-align:middle}
.cz-pr-tb tbody tr:last-child td{border-bottom:0}
.cz-pr-tb tbody tr:hover{background:rgba(36,161,255,.05)}
.cz-pr-name{
  display:inline-flex;padding:5px 12px;border-radius:8px;font-weight:800;font-size:13px;
  background:rgba(36,161,255,.10);color:var(--cz-blue-deep);
}
.cz-pr-price{font-weight:800;font-size:16px;color:var(--cz-text)}
.cz-pr-price span{font-size:12px;font-weight:500;color:var(--cz-ink)}
.cz-pr-buy{
  display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:9px;
  font-size:13px;font-weight:700;color:#fff;text-decoration:none;white-space:nowrap;
  background:linear-gradient(135deg,var(--cz-blue-deep),var(--cz-blue));transition:.24s;
}
.cz-pr-buy:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(36,161,255,.34)}
.cz-pr-tip{
  margin:22px 0 0;display:flex;gap:12px;align-items:flex-start;padding:18px 20px;
  border-radius:14px;background:rgba(227,183,33,.10);border:1px solid rgba(227,183,33,.28);
  font-size:13.8px;line-height:1.68;color:#6B5205;
}
.cz-pr-tip b{color:#4A3800}
.cz-pr-tip svg{width:20px;height:20px;flex:0 0 auto;color:var(--cz-gold);margin-top:1px}

/* ==================================================================
   THÔNG TIN BỔ SUNG
   ================================================================== */
.cz-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cz-info-c{
  background:#fff;border:1px solid rgba(1,47,127,.07);border-radius:16px;
  padding:22px 24px;box-shadow:0 10px 30px rgba(1,32,79,.06);
}
.cz-info-c h4{margin:0;font-size:15.5px;font-weight:700;color:var(--cz-text);
  display:flex;align-items:center;gap:10px}
.cz-info-c h4 svg{width:20px;height:20px;color:var(--cz-blue);flex:0 0 auto}
.cz-info-c p{margin:10px 0 0;font-size:13.8px;line-height:1.7;color:var(--cz-ink)}
.cz-info-c b{color:var(--cz-text)}
.cz-info-ex{
  margin-top:12px;padding:12px 14px;border-radius:10px;font-size:13px;line-height:1.6;
  background:rgba(36,161,255,.06);border:1px solid rgba(36,161,255,.16);color:var(--cz-text);
}

/* ==================================================================
   FAQ ACCORDION (kiểu "Vì sao chọn Cloudzone" trong bản GPU)
   ================================================================== */
.cz-faq-grid{display:grid;gap:14px;max-width:900px;margin:0 auto}
.cz-faq-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-faq-item:hover{border-color:rgba(36,161,255,.32)}
.cz-faq-item.is-open{border-color:rgba(36,161,255,.44);box-shadow:0 16px 40px rgba(36,161,255,.16)}
.cz-faq-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-faq-h b{flex:1;font-size:15px;font-weight:700;color:var(--cz-text);line-height:1.4}
.cz-faq-x{position:relative;width:20px;height:20px;flex:0 0 auto}
.cz-faq-x::before,.cz-faq-x::after{
  content:'';position:absolute;left:50%;top:50%;background:var(--cz-blue);border-radius:2px;
  transform:translate(-50%,-50%);transition:.28s;
}
.cz-faq-x::before{width:12px;height:2px}
.cz-faq-x::after{width:2px;height:12px}
.cz-faq-item.is-open .cz-faq-x::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.cz-faq-b{display:grid;grid-template-rows:0fr;transition:grid-template-rows .34s ease}
.cz-faq-item.is-open .cz-faq-b{grid-template-rows:1fr}
.cz-faq-b>div{overflow:hidden}
.cz-faq-b p{margin:0 20px 18px;font-size:13.8px;line-height:1.72;color:var(--cz-ink)}

/* ==================================================================
   TIN TỨC
   ================================================================== */
.cz-news-card{
  display:grid;grid-template-columns:220px 1fr;gap:20px;max-width:820px;margin:0 auto;
  background:#fff;border-radius:18px;border:1px solid rgba(1,47,127,.07);overflow:hidden;
  box-shadow:0 12px 34px rgba(1,32,79,.08);text-decoration:none;color:inherit;
}
.cz-news-card img{width:100%;height:100%;object-fit:cover;min-height:140px}
.cz-news-tx{padding:18px 22px 18px 0;display:flex;flex-direction:column;justify-content:center}
.cz-news-cat{font-size:12px;font-weight:700;color:var(--cz-blue-deep);text-transform:uppercase;letter-spacing:.04em}
.cz-news-tx h3{margin:8px 0 0;font-size:16.5px;font-weight:700;color:var(--cz-text);line-height:1.4}
.cz-news-tx span{display:block;margin-top:8px;font-size:12.5px;color:var(--cz-ink)}
@media (max-width:620px){.cz-news-card{grid-template-columns:1fr}.cz-news-card img{height:180px}
  .cz-news-tx{padding:0 18px 18px}}

/* ==================================================================
   CTA CUỐI TRANG
   ================================================================== */
.cz-cta{
  position:relative;overflow:hidden;isolation:isolate;color:#fff;text-align:center;
  padding:64px 44px;border-radius:26px;max-width:1300px;margin:0 auto;
  background:linear-gradient(120deg,#0A5FB8 0%,#1789EA 50%,#24A1FF 100%);
}
.cz-cta h2{margin:0;font-size:clamp(21px,2.4vw,30px);font-weight:800}
.cz-cta p{margin:12px 0 0;font-size:14.5px;color:rgba(240,249,255,.92)}
.cz-cta .cz-hero-ctas{justify-content:center}

/* ==================================================================
   FOOTER
   ================================================================== */
.cz-footer{background:#0B1E33;color:rgba(232,246,255,.82);font-size:13.5px;padding:56px 0 30px}
.cz-ft-wrap{max-width:1300px;margin:0 auto;padding:0 44px}
.cz-ft-top{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:36px}
.cz-ft-brand img{height:38px}
.cz-ft-brand p{margin:14px 0 0;line-height:1.7;color:rgba(232,246,255,.68)}
.cz-ft-col h5{margin:0 0 14px;font-size:13px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:#fff}
.cz-ft-col ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.cz-ft-col a{text-decoration:none;color:rgba(232,246,255,.72);transition:.2s}
.cz-ft-col a:hover{color:#fff}
.cz-ft-badges{margin-top:18px;display:flex;gap:12px;align-items:center}
.cz-ft-badges img{height:34px;width:auto;filter:grayscale(1) brightness(1.4)}
.cz-ft-social{margin-top:18px;display:flex;gap:10px}
.cz-ft-social a{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
}
.cz-ft-social img{width:16px;height:16px}
.cz-ft-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.3px;color:rgba(232,246,255,.55);line-height:1.7;
}

/* ==================================================================
   RESPONSIVE
   ================================================================== */
@media (max-width:980px){
  .cz-hero-wrap{grid-template-columns:1fr;padding-top:20px}
  .cz-hero-strip{grid-template-columns:repeat(2,1fr)}
  .cz-feat-grid{grid-template-columns:repeat(2,1fr)}
  .cz-info-grid{grid-template-columns:1fr}
  .cz-ft-top{grid-template-columns:1fr 1fr}
  .cz-menu{display:none}
}
@media (max-width:640px){
  .cz-topbar,.cz-nav,.cz-wrap,.cz-hero-wrap,.cz-hero-strip,.cz-ft-wrap{padding-left:20px;padding-right:20px}
  .cz-hero-strip{grid-template-columns:1fr 1fr}
  .cz-feat-grid{grid-template-columns:1fr}
  .cz-ft-top{grid-template-columns:1fr}
  .cz-news-card{grid-template-columns:1fr}
  .cz-cta{padding:44px 22px}
}

/* Hiệu ứng xuất hiện khi cuộn (được gắn bằng script.js) */
html.cz-anim [data-rv]{opacity:0;transition:opacity .6s ease,transform .6s ease;transition-delay:var(--rvd,0ms)}
html.cz-anim [data-rv="up"]{transform:translateY(22px)}
html.cz-anim [data-rv="fade"]{transform:none}
html.cz-anim [data-rv].is-in{opacity:1;transform:none}


/* ====== VM Security Monitoring ======
   Site chi nap style.css cua bundle va bo phan <head>, nen CSS rieng cua trang
   phai nam o day chu khong duoc de trong the <style> trong index.html. */
/* Khối riêng của trang này: bảng so sánh với Endpoint Security, khung lệnh cài,
   và thẻ "ảnh chụp màn hình" dựng bằng HTML thay cho ảnh bitmap. */
.vmsm-vs{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.vmsm-vs-c{background:#fff;border:1px solid #E7EBF2;border-radius:18px;padding:26px 24px}
.vmsm-vs-c.is-this{border-color:#24A1FF;box-shadow:0 10px 30px rgba(36,161,255,.10)}
.vmsm-vs-c h3{font-size:19px;margin:0 0 4px;color:#13223B}
.vmsm-vs-c .vmsm-vs-sub{display:block;font-size:13.5px;color:#7C8AA0;margin-bottom:16px}
.vmsm-vs-c ul{list-style:none;margin:0;padding:0}
.vmsm-vs-c li{position:relative;padding:7px 0 7px 26px;font-size:15px;color:#3C4A60;line-height:1.55}
.vmsm-vs-c li::before{content:"";position:absolute;left:0;top:14px;width:12px;height:12px;border-radius:50%;background:#D9E2EC}
.vmsm-vs-c.is-this li::before{background:#24A1FF}
.vmsm-note{margin-top:20px;background:#FFF8E1;border:1px solid #F1DFA6;border-radius:14px;padding:16px 18px;font-size:15px;color:#5C4A12;line-height:1.6}
.vmsm-cmd{background:#0F1B2E;border-radius:16px;padding:20px 22px;overflow:auto}
.vmsm-cmd h4{color:#9FD2FF;font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin:0 0 10px}
.vmsm-cmd pre{margin:0;color:#D7E6F7;font-size:13px;line-height:1.7;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;white-space:pre-wrap;word-break:break-all}
.vmsm-shot{background:#fff;border:1px solid #E7EBF2;border-radius:20px;padding:22px;box-shadow:0 18px 40px rgba(18,38,63,.12)}
.vmsm-shot-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid #EEF2F7;margin-bottom:16px}
.vmsm-shot-ip{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;color:#13223B;font-weight:600}
.vmsm-shot-ok{background:#E6F7EC;color:#1B7F45;font-size:12.5px;font-weight:600;border-radius:999px;padding:5px 12px}
.vmsm-shot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.vmsm-shot-k{background:#F7F9FC;border-radius:14px;padding:14px 12px;text-align:center}
.vmsm-shot-k b{display:block;font-size:24px;line-height:1.2;color:#13223B}
.vmsm-shot-k b.is-red{color:#D3362C}
.vmsm-shot-k span{display:block;font-size:12.5px;color:#7C8AA0;margin-top:4px}
.vmsm-shot-row{margin-top:14px;font-size:13.5px;color:#5A6B85;line-height:1.6}
.vmsm-shot-row code{background:#F2F5F9;border-radius:6px;padding:2px 6px;font-size:12.5px}
@media (max-width:860px){.vmsm-vs{grid-template-columns:1fr}.vmsm-shot-grid{grid-template-columns:repeat(3,1fr)}}