/* ===== index.html — CSS trang chủ, NGUYÊN VĂN từ design (chỉ sửa đường dẫn url(assets/…) → url(…)) ===== */
/* Archivo — local, dự phòng khi không có mạng (Google Sans Flex cần internet) */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 400;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 500;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 600;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 700;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 700;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 700;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 800;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 800;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 800;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 900;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-01.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 900;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-02.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 900;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/archivo-03.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
:root{
  --navy:#0A376D;
  --navy-deep:#07274d;
  --navy-band:#0A376D;
  --blue:#1456a8;
  --blue-bright:#2f7de1;
  --ink:#16263a;
  --muted:#5c6b7c;
  --line:#e4e9f0;
  --bg:#ffffff;
  --bg-soft:#f4f7fb;
  --radius:10px;
  --container:1180px;
  --shadow:0 18px 50px -22px rgba(10,38,71,.35);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
#fp{position:fixed;top:0;left:0;right:0;bottom:0;overflow:hidden}
#fp-track{will-change:transform;transition:transform .9s cubic-bezier(.83,0,.17,1)}
@media(min-width:901px){.hero-bg{transition:transform .9s cubic-bezier(.83,0,.17,1)}}
.snap{height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:safe center;padding-top:68px}
@media(max-width:900px){
  #fp{position:static;overflow:visible}
  #fp-track{transform:none!important;padding-top:68px}
  .snap{height:auto;min-height:auto;overflow:visible;display:block}
  .site-header{background:#fff;border-bottom-color:var(--line);box-shadow:0 2px 14px -10px rgba(10,55,109,.4)}
}
body{font-family:'Google Sans Flex','Archivo',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.18em;color:var(--blue);text-transform:uppercase}
.section-title{font-size:1.7rem;font-weight:800;text-align:center;letter-spacing:.02em}
.section-title .bar{display:block;width:54px;height:3px;background:var(--blue);margin:14px auto 0;border-radius:3px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.82rem;letter-spacing:.04em;padding:13px 22px;border-radius:6px;cursor:pointer;border:1.5px solid transparent;transition:.2s;text-transform:uppercase}
.btn svg{width:15px;height:15px}
.btn-primary{background:#fff;color:var(--navy)}
.btn-primary:hover{background:#eaf1fb}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-outline{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
svg{flex-shrink:0}

/* ---------- SCROLL EFFECTS ---------- */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.pcard.reveal:not(:hover){transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none}
  .hero-bg{transform:none!important}
  .cta-band{animation:none!important}
}

/* ---------- FULLPAGE NAV (số slide) ---------- */
.fp-nav{position:fixed;right:30px;top:50%;transform:translateY(-50%);z-index:45;display:flex;flex-direction:column;gap:16px;align-items:flex-end;mix-blend-mode:difference;transition:opacity .4s ease}
.fp-nav button{background:none;border:0;cursor:pointer;font-family:inherit;font-weight:700;font-size:.78rem;letter-spacing:.08em;color:#fff;opacity:.4;padding:0;line-height:1;transition:opacity .25s,font-size .25s}
.fp-nav button:hover{opacity:.85}
.fp-nav button.on{opacity:1;font-size:1.05rem}
@media(max-width:900px){.fp-nav{display:none}}

/* ---------- HEADER ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:transparent;color:var(--ink);border-bottom:1px solid transparent;box-shadow:none;transition:background .4s ease,box-shadow .4s ease,border-color .4s ease}
.site-header .brand .logo-w{display:none}
.site-header.transparent{background:transparent;border-color:transparent;box-shadow:none}
.site-header.transparent .brand .logo-c{display:none}
.site-header.transparent .brand .logo-w{display:block}
.site-header.transparent .nav-links a{color:rgba(255,255,255,.88)}
.site-header.transparent .nav-links a:hover{color:#fff}
.site-header.transparent .lang{color:rgba(255,255,255,.88)}
.site-header.transparent .header-cta{background:#fff;color:var(--navy)}
.site-header.transparent .header-cta:hover{background:#eaf2fb}
.site-header.transparent .burger{color:#fff}
.nav{display:flex;align-items:center;gap:28px;height:68px;position:relative}
.brand{display:flex;align-items:center;gap:11px}
.brand .logo{height:50px;width:auto;display:block}
.nav-links{display:flex;gap:22px;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.nav-links a{font-size:.78rem;font-weight:600;letter-spacing:.05em;color:#33475b;display:flex;align-items:center;gap:4px;padding:6px 0;text-transform:uppercase;white-space:nowrap;transition:.15s}
.nav-links a:hover{color:var(--navy)}
.nav-links svg{width:11px;height:11px;opacity:.7}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.lang{display:flex;align-items:center;gap:5px;font-size:.74rem;font-weight:600;color:var(--muted)}
.lang svg{width:14px;height:14px}
.header-cta{background:var(--navy);color:#fff;padding:11px 18px;border-radius:6px;font-size:.74rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.header-cta:hover{background:#072b57}
.burger{display:none;background:none;border:0;color:var(--navy);cursor:pointer}
@media(max-width:1180px) and (min-width:981px){.nav-links{gap:15px}.nav-links a,.nav-links > li > a{font-size:.71rem;letter-spacing:.03em}.nav-right{gap:12px}.header-cta{padding:10px 14px}}

/* ---------- HERO ---------- */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;top:-35%;left:0;right:0;height:180%;z-index:0;will-change:transform;
  background:linear-gradient(rgba(0,0,0,.35),rgba(0,0,0,.35)),
       linear-gradient(100deg,rgba(10,55,109,.6),rgba(7,30,58,.45)),
       url('images/hero.jpg') center right/cover no-repeat}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:stretch;padding:0 24px}
.hero-copy{display:flex;flex-direction:column;justify-content:center}
.hero h1{font-size:3.45rem;font-weight:900;line-height:1.16;letter-spacing:0;white-space:nowrap}
.hero h1 .accent{
  background:linear-gradient(100deg,#4f9fe6 0%,#cfe7ff 25%,#ffffff 50%,#cfe7ff 75%,#4f9fe6 100%);
  background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  animation:accentShift 5s linear infinite}
@keyframes accentShift{to{background-position:200% center}}
.hero .tagline{font-size:1.32rem;font-weight:600;margin-top:26px;color:#dbe6f2}
.hero p.lead{margin-top:20px;color:#bccadb;max-width:500px;font-size:1.1rem;line-height:1.65}
.hero-actions{display:flex;gap:16px;margin-top:42px;flex-wrap:wrap}
.hero-actions .btn{padding:17px 32px;font-size:.9rem}
.hero-cards{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:18px;height:100%}
.hcard{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:16px;background:rgba(10,55,109,.6);backdrop-filter:blur(6px);border:1px solid rgba(10,55,109,.16);border-radius:14px;padding:28px 26px;min-height:0}
.hcard .ic{width:60px;height:60px;border-radius:14px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.7);display:grid;place-items:center;flex-shrink:0}
.hcard .ic svg{width:30px;height:30px;color:#fff}
.hcard b{font-size:1.16rem;font-weight:700;line-height:1.3}

/* ---------- STATS ---------- */
.stats-wrap{margin-top:-56px;position:relative;z-index:5}
.stats{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);padding:26px 10px}
.stat{display:flex;align-items:center;gap:14px;justify-content:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat svg{width:34px;height:34px;color:var(--blue)}
.stat .n{font-size:1.7rem;font-weight:800;color:var(--navy);line-height:1}
.stat .l{font-size:.78rem;color:var(--muted);font-weight:600}

/* ---------- ABOUT ---------- */
.about{padding:78px 0}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:stretch}
.video-card{position:relative;border-radius:12px;overflow:hidden;min-height:100%;background:linear-gradient(135deg,#1f4063,#356a92);box-shadow:var(--shadow)}
.video-card .vthumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.video-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,30,58,.2),rgba(7,30,58,.55));z-index:1}
.video-card .play{position:absolute;inset:0;display:grid;place-items:center;z-index:2}
.video-card .vlabel{z-index:2}
.video-card .play .circle{width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.9);display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.video-card .play .circle svg{width:24px;height:24px;color:var(--blue);margin-left:3px}
.video-card .vlabel{position:absolute;left:20px;bottom:18px;color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.12em}
.about h2{font-size:2rem;font-weight:800;margin:8px 0 16px;line-height:1.15}
.about p.intro{color:var(--muted);margin-bottom:22px}
.about-list{display:flex;flex-direction:column;gap:16px;margin-bottom:26px}
.about-list li{display:flex;gap:14px}
.about-list .ic{width:42px;height:42px;border-radius:8px;background:#eaf2fb;display:grid;place-items:center;flex-shrink:0}
.about-list .ic svg{width:20px;height:20px;color:var(--blue)}
.about-list b{display:block;font-size:.95rem}
.about-list span{font-size:.86rem;color:var(--muted)}

/* ---------- PRODUCT CATEGORIES ---------- */
.products{overflow:hidden;background:var(--bg-soft)}
.product-slider{margin-top:22px}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.pcard{position:relative;display:block;height:150px;border-radius:12px;overflow:hidden;text-decoration:none;transition:transform .25s,box-shadow .25s}
.pcard:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.pcard-img{position:absolute;inset:0}
.pcard-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.pcard:hover .pcard-img img{transform:scale(1.06)}
.pcard::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 42%,rgba(6,18,34,.85))}
.pcard-body{position:absolute;left:0;right:0;bottom:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px}
.pcard-name{font-size:.95rem;font-weight:700;line-height:1.25;color:#fff}
.pcard-arrow{flex-shrink:0;width:32px;height:32px;border-radius:50%;border:1.5px solid rgba(255,255,255,.6);display:grid;place-items:center;color:#fff;transition:.25s}
.pcard:hover .pcard-arrow{background:#fff;border-color:#fff;color:var(--navy)}
.pcard-arrow svg{width:15px;height:15px}

/* ---------- SHOWCASE (expanding panels) ---------- */
.showcase{padding:0;overflow:hidden;background:#06142a}
.sc-stage{position:relative;flex:1;display:flex;width:100%;min-height:0}
.sc-panels{display:flex;flex:1;gap:4px;min-width:0}
.sc-panel{position:relative;flex:1;min-width:0;overflow:hidden;cursor:pointer;text-decoration:none;transition:flex .8s cubic-bezier(.76,0,.24,1)}
.sc-panel.active{flex:4.4}
.sc-media{position:absolute;inset:0;transition:transform 1s cubic-bezier(.4,0,.2,1)}
.sc-panel.active .sc-media{transform:scale(1.04)}
.sc-media img{width:100%;height:100%;object-fit:cover}
.sc-media .ph{position:absolute;inset:0;background:linear-gradient(140deg,#0A376D,#1d567e)}
.sc-panel:nth-child(2) .sc-media .ph{background:linear-gradient(140deg,#102d4b,#356a92)}
.sc-panel:nth-child(3) .sc-media .ph{background:linear-gradient(140deg,#0d3a6b,#2b6f96)}
.sc-panel:nth-child(4) .sc-media .ph{background:linear-gradient(140deg,#13314d,#21476e)}
.sc-panel::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,12,26,.55),transparent 45%),linear-gradient(transparent 40%,rgba(4,12,26,.9));transition:.6s}
/* tiêu đề dọc khi panel thu nhỏ */
.sc-vtitle{position:absolute;left:50%;bottom:42px;transform:translateX(-50%) rotate(180deg);writing-mode:vertical-rl;z-index:3;color:#fff;font-weight:800;font-size:1.08rem;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;text-shadow:0 2px 14px rgba(0,0,0,.55);transition:opacity .4s}
.sc-panel.active .sc-vtitle{opacity:0;pointer-events:none}
/* nội dung khi panel active */
.sc-content{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:0 56px 50px;color:#fff;opacity:0;transform:translateY(16px);transition:opacity .5s .2s,transform .6s .2s;pointer-events:none}
.sc-panel.active .sc-content{opacity:1;transform:none;pointer-events:auto}
.sc-num{display:block;font-size:.74rem;font-weight:700;letter-spacing:.22em;color:#7db8ec;margin-bottom:12px}
.sc-title{font-size:2.4rem;font-weight:800;line-height:1.12;letter-spacing:.01em}
.sc-desc{font-size:.98rem;color:#d3e2f3;max-width:430px;line-height:1.6;margin-top:14px}
.sc-link{display:inline-flex;align-items:center;gap:9px;margin-top:22px;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#fff}
.sc-link svg{width:17px;height:17px}
/* heading overlay góc trái */
.sc-intro{position:absolute;left:56px;top:104px;z-index:6;max-width:360px;color:#fff;pointer-events:none}
.sc-eyebrow{display:block;font-size:.78rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:#bcd4ee;margin-bottom:12px}
.sc-heading{font-size:2.55rem;font-weight:800;line-height:1.08;letter-spacing:.01em;text-shadow:0 2px 20px rgba(0,0,0,.45)}
.sc-all{display:inline-flex;align-items:center;gap:9px;margin-top:20px;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#fff;text-decoration:none;pointer-events:auto;border-bottom:1.5px solid rgba(255,255,255,.45);padding-bottom:4px}
.sc-all svg{width:17px;height:17px}
/* cột số bên phải */
.sc-index{position:absolute;right:42px;top:50%;transform:translateY(-50%);z-index:6;display:flex;flex-direction:column;gap:16px;align-items:flex-end}
.sc-index button{background:none;border:0;padding:0;cursor:pointer;color:rgba(255,255,255,.5);font-weight:700;font-size:1rem;line-height:1;font-variant-numeric:tabular-nums;transition:.3s}
.sc-index button:hover{color:rgba(255,255,255,.85)}
.sc-index button.on{color:#7db8ec;font-size:1.6rem}
@media(max-width:900px){
  .showcase{height:auto}
  .sc-stage{flex-direction:column;height:auto}
  .sc-intro{position:static;padding:30px 22px 4px;max-width:none}
  .sc-heading{font-size:1.95rem}
  .sc-panels{flex-direction:column;gap:10px;padding:18px 22px 30px}
  .sc-panel,.sc-panel.active{flex:none;height:240px;border-radius:14px}
  .sc-vtitle{display:none}
  .sc-content{position:absolute;opacity:1;transform:none;padding:0 24px 24px;pointer-events:auto}
  .sc-title{font-size:1.5rem}
  .sc-index{display:none}
}

/* ---------- INDUSTRIES ---------- */
/* ---------- ỨNG DỤNG (lưới 6 ô trong slide CÔNG NGHỆ) ---------- */
.tech-apps{margin-top:34px}
.tech-apps-title{text-align:center;font-size:1.05rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#fff}
.tech-apps-title .bar{display:block;width:46px;height:3px;background:var(--blue-bright);margin:12px auto 0;border-radius:3px}
.ind-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:28px}
.ind{display:flex;flex-direction:column;align-items:center;gap:13px;text-align:center;padding:22px 10px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);transition:transform .3s cubic-bezier(.2,.7,.2,1),background .3s,border-color .3s}
.ind:hover{transform:translateY(-6px);background:rgba(255,255,255,.1);border-color:rgba(159,208,245,.5)}
.ind .ibadge{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:#eaf2fb;transition:transform .3s}
.ind:hover .ibadge{transform:scale(1.07)}
.ind .ibadge svg{width:28px;height:28px;color:var(--navy)}
.ind span{font-size:.74rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#dce8f5;line-height:1.3}
@media(max-width:900px){ .ind-grid{grid-template-columns:repeat(3,1fr)} }
@media(max-width:560px){ .ind-grid{grid-template-columns:repeat(2,1fr)} }

/* ---------- TECH BAND ---------- */
.tech{position:relative;color:#fff;padding:58px 0;overflow:hidden;
  background:linear-gradient(160deg,rgba(10,55,109,.38),rgba(7,39,77,.5)),
       url('images/cong-nghe-tien-tien.webp') center/cover no-repeat;
  background-attachment:scroll,fixed;
  background-color:var(--navy-deep)}
.tech::before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:90%;height:420px;background:radial-gradient(ellipse at center,rgba(79,159,230,.18),transparent 65%);pointer-events:none}
.tech .container{position:relative;z-index:1}
.tech h2{text-align:center;font-size:1.55rem;font-weight:800;letter-spacing:.04em}
.tech h2 .bar{display:block;width:54px;height:3px;background:var(--blue-bright);margin:14px auto 0;border-radius:3px}
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.tcol{position:relative;padding:36px 30px 32px;border-radius:18px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(6px);transition:transform .3s cubic-bezier(.2,.7,.2,1),background .3s}
.tcol::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:linear-gradient(150deg,rgba(255,255,255,1),rgba(255,255,255,0) 50%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude}
.tcol:hover{transform:translateY(-7px);background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.04))}
.tcol:hover::before{background:linear-gradient(150deg,rgba(255,255,255,1),rgba(159,208,245,.5) 32%,rgba(255,255,255,0) 68%)}
.tcol .tnum{position:absolute;top:16px;right:24px;font-size:3.6rem;font-weight:900;line-height:1;letter-spacing:-.03em;color:rgba(255,255,255,.08)}
.tcol .ic{width:64px;height:64px;border-radius:16px;display:grid;place-items:center;background:#eaf2fb;margin-bottom:22px}
.tcol .ic svg{width:30px;height:30px;color:var(--navy)}
.tcol b{display:block;font-size:1.02rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:10px}
.tcol p{font-size:.9rem;color:#aec3da;line-height:1.6}

/* ---------- WHY + PROJECTS ---------- */
.why{padding:74px 0}
.why-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px}
.why h2{font-size:1.9rem;font-weight:800;margin:8px 0 24px;line-height:1.15}
.why-list{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
.why-list li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;font-weight:600}
.why-list .chk{width:22px;height:22px;border-radius:5px;background:#eaf2fb;display:grid;place-items:center;flex-shrink:0}
.why-list .chk svg{width:13px;height:13px;color:var(--blue)}
.proj-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.proj-head .eyebrow{margin:0}
.proj-nav{display:flex;gap:8px}
.proj-nav button{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;display:grid;place-items:center}
.proj-nav button:hover{border-color:var(--blue);color:var(--blue)}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.proj{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:3/4;color:#fff;box-shadow:var(--shadow)}
.proj .ph{position:absolute;inset:0;background:linear-gradient(160deg,#27537c,#0f2c4a)}
.proj.p1 .ph{background:linear-gradient(160deg,#2d5a82,#102d4b)}
.proj.p2 .ph{background:linear-gradient(160deg,#345f7e,#13314d)}
.proj.p3 .ph{background:linear-gradient(160deg,#21476e,#0c2742)}
.proj .pthumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.proj::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(transparent 40%,rgba(6,18,34,.85))}
.proj .meta{position:absolute;left:14px;bottom:14px;z-index:2}
.proj .meta b{font-size:.82rem;font-weight:800;letter-spacing:.04em;display:block;margin-bottom:5px}
.proj .meta span{font-size:.7rem;display:flex;align-items:center;gap:5px;color:#cdd9e6}
.proj .meta span svg{width:11px;height:11px}
.dots{display:flex;gap:7px;justify-content:center;margin-top:18px}
.dots i{width:8px;height:8px;border-radius:50%;background:var(--line)}
.dots i.on{background:var(--blue);width:22px;border-radius:5px}

/* ---------- CERTIFICATIONS ---------- */
.certs{padding:0 0 40px}
.cert-box{border:1px solid var(--line);border-radius:12px;padding:34px 30px;box-shadow:0 10px 30px -20px rgba(10,38,71,.3)}
.cert-box .eyebrow{display:block;text-align:center;margin-bottom:26px}
.cert-row{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;align-items:center}
.cert{display:flex;align-items:center;gap:12px;justify-content:center;border-right:1px solid var(--line);min-height:46px}
.cert:last-child{border-right:0}
.cert .seal{width:42px;height:42px;color:var(--blue);flex-shrink:0}
.cert b{font-size:.92rem;font-weight:800;color:var(--navy);line-height:1.1;display:block}
.cert small{font-size:.64rem;letter-spacing:.12em;color:var(--muted);font-weight:600}

/* ---------- CTA BAND ---------- */
.cta-band{color:#fff;border-radius:18px;overflow:hidden;
  background:linear-gradient(100deg,#0f3e74,#1c5fb0,#2a7bd0,#1c5fb0,#0f3e74);
  background-size:200% 100%;animation:ctaFlow 7s linear infinite}
@keyframes ctaFlow{to{background-position:200% 0}}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:34px 40px;flex-wrap:wrap}
.cta-inner h2{font-size:1.5rem;font-weight:800}
.cta-inner p{color:#d6e4f5;font-size:.92rem;margin-top:4px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-actions .btn-outline{background:#fff;color:var(--blue);border-color:#fff}
.cta-band .container{padding:0}
.cta-wrap{padding:50px 0}
/* gộp Why + Chứng nhận + CTA thành 1 screen */
.combo{gap:34px}
.combo > .why{padding:0}
.combo > .certs{padding:0}
.combo > .cta-wrap{padding:0}

/* ---------- FOOTER (liên hệ 2 cột, kiểu newtecons) ---------- */
.footer{background:var(--navy);color:#bccddf;padding:0;overflow:hidden}
.ct-wrap{flex:1;display:grid;grid-template-columns:1fr 1fr;width:100%;min-height:0}
.ct-left{display:flex;flex-direction:column;justify-content:center;padding:0 48px 0 max(24px,calc((100vw - var(--container))/2 + 24px));position:relative;z-index:2}
.ct-title{font-size:3rem;font-weight:400;line-height:1.05;letter-spacing:.02em;color:#fff;margin-bottom:18px}
.ct-title b{display:block;font-weight:800}
.ct-company{font-size:1.12rem;font-weight:700;color:#fff;margin-bottom:32px}
.ct-blocks{display:flex;flex-direction:column;gap:22px;max-width:460px}
.ct-label{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}
.ct-label svg{width:16px;height:16px;color:#7db8ec;flex-shrink:0}
.ct-block p{font-size:.92rem;line-height:1.6;color:#bccddf}
.ct-block p b{color:#fff;font-weight:700}
.ct-sub{display:block;color:#fff;font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}
.ct-block p+p{margin-top:5px}
.ct-social{display:flex;gap:10px;margin-top:32px}
.ct-social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:grid;place-items:center;color:#dce7f3;transition:.2s}
.ct-social a:hover{background:var(--blue);color:#fff}
.ct-social svg{width:17px;height:17px}
.ct-copy{margin-top:38px;font-size:.78rem;color:#86a0bd}
.ct-media{position:relative;overflow:hidden}
.ct-media .ct-photo{width:100%;height:100%;object-fit:cover}
.ct-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy),rgba(10,55,109,.25) 32%,transparent 60%)}
.ct-watermark{position:absolute;top:8%;right:6%;width:46%;max-width:320px;opacity:.1;z-index:1}
@media(max-width:900px){
  .footer{height:auto}
  .ct-wrap{grid-template-columns:1fr}
  .ct-left{padding:46px 22px 40px}
  .ct-title{font-size:2.1rem;margin-bottom:26px}
  .ct-media{display:none}
}

/* ---------- RESPONSIVE ---------- */
@media(max-width:980px){
  .nav-links,.header-cta{display:none}
  .burger{display:block;margin-left:auto}
  .hero-inner{grid-template-columns:1fr;gap:30px;padding:54px 24px 80px}
  .hero-cards{grid-template-rows:auto auto;height:auto}
  .hero h1{font-size:2.3rem;white-space:normal}
  .stats{grid-template-columns:repeat(2,1fr);gap:20px 0}
  .stat:nth-child(2){border-right:0}
  .about-grid,.why-grid{grid-template-columns:1fr;gap:34px}
  .video-card{aspect-ratio:16/10;min-height:0}
  .ind-grid{grid-template-columns:repeat(3,1fr);gap:26px}
  .tech-grid{grid-template-columns:1fr;gap:24px}
  .why-list{grid-template-columns:1fr}
  .proj-grid{grid-template-columns:1fr 1fr}
  .cert-row{grid-template-columns:repeat(2,1fr);gap:24px}
  .cert{border-right:0}
}
@media(max-width:560px){
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding-bottom:16px}
  .stat:last-child{border-bottom:0}
  .ind-grid,.proj-grid,.cert-row{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:2rem}
}
.nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:#fff;padding:14px 24px;gap:6px;border-bottom:1px solid var(--line);box-shadow:0 14px 24px -14px rgba(10,55,109,.3)}