/* ==========================================================================
   HuyHoang Group — design system (single stylesheet).
   Ported 1:1 from the Open Design prototype (design-huy-hoang/).
   Edit TOKENS in :root — never inline. On WordPress this is the theme stylesheet.
   ========================================================================== */

:root{
  --bg:#f6f7f9;
  --surface:#ffffff;
  --surface-2:#fbfbfc;
  --ink:#0d1117;
  --ink-2:#3a414c;
  --muted:#6b7280;
  --line:#e7e9ee;
  --line-2:#eef0f4;

  --accent:#e8502a;            /* brand orange-red */
  --accent-2:#ff7a4d;
  --accent-ink:#ffffff;
  --accent-soft:#fdeee9;
  --indigo:#4f46e5;
  --success:#15a36b;
  --gold:#c89a26;              /* HuyHoang logo gold */
  --gold-dk:#a87d12;

  --fb:#1877f2;                /* platform: facebook */
  --fb-soft:#e7f0ff;

  --hero:#0d1117;
  --hero-2:#161c26;

  /* legacy aliases used by a few prototype rules */
  --fg:var(--ink);
  --border:var(--line);

  --font-display:"Space Grotesk",ui-sans-serif,system-ui,sans-serif;
  --font-body:"Inter",ui-sans-serif,system-ui,sans-serif;

  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(13,17,23,.06),0 1px 1px rgba(13,17,23,.04);
  --sh-md:0 8px 24px -8px rgba(13,17,23,.12),0 2px 6px rgba(13,17,23,.05);
  --sh-lg:0 30px 60px -22px rgba(13,17,23,.30),0 8px 20px -10px rgba(13,17,23,.18);
  --sh-accent:0 16px 38px -12px rgba(232,80,42,.50);

  --gutter:clamp(20px,5vw,40px);
  --maxw:1200px;
  --sec-y:clamp(56px,8vw,104px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none}
p{margin:0;text-wrap:pretty}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:700;line-height:1.08;letter-spacing:-.02em;text-wrap:balance}
ul{margin:0;padding:0;list-style:none}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.sec{padding-block:var(--sec-y)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:600;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--accent)}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--accent)}
.sec-head{max-width:680px;margin-bottom:clamp(32px,5vw,52px)}
.sec-head h2{font-size:clamp(28px,4.2vw,44px);margin:14px 0 14px}
.sec-head p{color:var(--ink-2);font-size:clamp(16px,2vw,18px)}
.center{text-align:center;margin-inline:auto}
.center .eyebrow{justify-content:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;border-radius:var(--r-pill);font-family:var(--font-display);font-weight:600;font-size:15px;transition:transform .18s var(--ease),box-shadow .25s var(--ease),background .2s,color .2s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--accent);color:var(--accent-ink);box-shadow:var(--sh-accent)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 46px -12px rgba(232,80,42,.62)}
.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.btn-ghost:hover{box-shadow:inset 0 0 0 1px var(--ink-2);transform:translateY(-2px)}
.btn-light{background:rgba(255,255,255,.10);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);backdrop-filter:blur(6px)}
.btn-light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}
.btn-lg{padding:16px 28px;font-size:16px}
.btn:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* ── top utility bar ── */
.topbar{background:linear-gradient(90deg,var(--hero) 0%,var(--hero-2) 100%);color:rgba(255,255,255,.78);font-size:13px;position:relative;z-index:55}
.topbar::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(232,80,42,.55),transparent)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:42px}
.tb-badges{display:flex;align-items:center;gap:15px}
.tb-badge{display:inline-flex;align-items:center;gap:7px;font-weight:500;white-space:nowrap}
.tb-badge svg{width:14px;height:14px;color:var(--accent-2)}
.tb-sep{width:1px;height:13px;background:rgba(255,255,255,.16)}
.tb-right{display:flex;align-items:center;gap:18px}
.tb-link{display:inline-flex;align-items:center;gap:7px;color:rgba(255,255,255,.78);font-weight:500;white-space:nowrap;transition:color .15s}
.tb-link:hover{color:#fff}
.tb-link svg{width:14px;height:14px;color:var(--accent-2)}
.tb-socials{display:flex;align-items:center;gap:9px}
.tb-socials a{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);transition:.18s var(--ease)}
.tb-socials a:hover{background:var(--accent);transform:translateY(-1px)}
.tb-socials svg{width:13px;height:13px;color:#fff}

/* ── topnav ── */
.nav{position:sticky;top:0;z-index:60;background:color-mix(in oklab,var(--surface) 78%,transparent);backdrop-filter:saturate(1.5) blur(16px);border-bottom:1px solid var(--line-2);transition:border-color .2s,background .2s,box-shadow .25s}
.nav.scrolled{border-color:var(--line);background:color-mix(in oklab,var(--surface) 92%,transparent);box-shadow:0 12px 32px -22px rgba(13,17,23,.5)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:22px;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:19px;letter-spacing:-.02em;color:var(--ink)}
.brand .logo{width:44px;height:44px;display:grid;place-items:center;flex:none;border-radius:13px;background:linear-gradient(145deg,#fbf6e6,#f3e8cd);box-shadow:inset 0 0 0 1px rgba(200,154,38,.30);overflow:hidden}
.brand .logo svg{width:30px;height:30px}
.brand .logo img{width:100%;height:100%;object-fit:contain}
.brand small{display:block;font-family:var(--font-body);font-weight:500;font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links>a,.drop-toggle{position:relative;display:inline-flex;align-items:center;gap:5px;font-weight:500;font-size:15px;color:var(--ink-2);padding:6px 0;transition:color .15s}
.nav-links>a:hover,.has-drop:hover .drop-toggle,.nav-links>a.active{color:var(--ink)}
.nav-links>a.active{color:var(--accent)}
.nav-links>a::after,.drop-toggle::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease)}
.nav-links>a:hover::after,.has-drop:hover .drop-toggle::after{transform:scaleX(1)}
.drop-toggle{cursor:pointer}
.drop-toggle svg{width:13px;height:13px;transition:transform .22s var(--ease)}
.has-drop:hover .drop-toggle svg{transform:rotate(180deg)}

/* mega dropdown */
.has-drop{position:relative}
.mega{position:absolute;top:100%;left:50%;margin-top:14px;transform:translateX(-50%) translateY(10px);width:560px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-lg);padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:6px;opacity:0;visibility:hidden;transition:opacity .2s var(--ease),transform .22s var(--ease),visibility .2s;z-index:80}
.mega::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.has-drop:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-item{display:flex;gap:13px;padding:12px;border-radius:var(--r-md);transition:background .15s}
.mega-item:hover{background:var(--surface-2)}
.mega-ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex:none}
.mega-ic svg{width:21px;height:21px}
.mega-tx h5{font-family:var(--font-display);font-weight:600;font-size:14.5px;color:var(--ink);margin:0}
.mega-tx p{font-size:12.5px;line-height:1.45;color:var(--muted);margin-top:3px}
.mega-foot{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:6px;padding:13px 16px;border-radius:var(--r-md);background:var(--hero);color:#fff}
.mega-foot span{font-size:13px;color:rgba(255,255,255,.82)}
.mega-foot b{font-family:var(--font-display);color:#fff}
.mega-foot .btn{padding:9px 16px;font-size:13.5px;display:inline-flex;align-items:center;gap:7px}
.mega-foot .btn svg{width:15px;height:15px}
.mega-foot-cta{display:flex;align-items:center;gap:6px;flex:none}
.mega-foot-link{font-size:13px;font-weight:600;color:#fff;padding:9px 13px;border-radius:var(--r-md);box-shadow:inset 0 0 0 1px rgba(255,255,255,.28);transition:background .15s,box-shadow .15s}
.mega-foot-link:hover{background:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1px rgba(255,255,255,.5)}

/* nav right */
.nav-cta{display:flex;align-items:center;gap:18px}
.nav-hotline{display:inline-flex;align-items:center;gap:11px}
.nav-hotline .ic{width:40px;height:40px;border-radius:50%;background:var(--accent-soft);display:grid;place-items:center;flex:none}
.nav-hotline .ic svg{width:18px;height:18px;color:var(--accent)}
.nav-hotline .t{line-height:1.18}
.nav-hotline .t small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.02em}
.nav-hotline .t b{font-family:var(--font-display);font-size:16px;color:var(--ink);letter-spacing:-.01em}
.burger{display:none;width:44px;height:44px;border-radius:11px;align-items:center;justify-content:center;box-shadow:inset 0 0 0 1px var(--line);background:var(--surface)}
.burger span{position:relative;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}
.burger span::before{top:-6px}.burger span::after{top:6px}
.mobile-menu{display:none}

/* ── hero ── */
.hero{position:relative;background:radial-gradient(110% 130% at 78% -10%,#1d2735 0%,var(--hero-2) 38%,var(--hero) 78%);color:#fff;overflow:hidden;border-bottom-left-radius:34px;border-bottom-right-radius:34px}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(50% 50% at 82% 18%,rgba(232,80,42,.34),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(180deg,#000,transparent 75%);pointer-events:none}
.hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,64px);align-items:center;padding-block:clamp(56px,8vw,96px)}
.hero-in.solo{grid-template-columns:1fr;max-width:860px}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:#9aa1ad;margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:#c4cad4}.crumb a:hover{color:#fff}.crumb b{color:#fff;font-weight:600}.crumb span{color:#5b6675}
.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 14px 7px 8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);font-size:13px;font-weight:500;color:#dfe3ea}
.pill b{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:var(--r-pill);background:var(--accent);color:#fff;font-family:var(--font-display);font-size:12px;font-weight:600}
.hero h1{font-size:clamp(34px,5.4vw,60px);margin:22px 0 0;letter-spacing:-.03em}
.hero h1 .grad{background:linear-gradient(100deg,var(--accent-2),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{margin-top:20px;font-size:clamp(16px,2vw,19px);color:#c4cad4;max-width:48ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stats .n{font-family:var(--font-display);font-weight:700;font-size:30px;letter-spacing:-.02em;color:#fff}
.hero-stats .n .u{color:var(--accent-2)}
.hero-stats small{display:block;color:#9aa1ad;font-size:13px;margin-top:2px}

/* hero dashboard card */
.dash{position:relative;background:rgba(255,255,255,.06);border-radius:var(--r-xl);box-shadow:0 40px 80px -30px rgba(0,0,0,.6),inset 0 0 0 1px rgba(255,255,255,.12);padding:20px;backdrop-filter:blur(8px)}
.dash-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12)}
.dash-top b{font-family:var(--font-display);font-size:14px;color:#fff}
.dash-live{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#7ee2b0}
.dash-live::before{content:"";width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 7px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.dash-kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}
.kpi{background:rgba(255,255,255,.05);border-radius:var(--r-md);padding:13px 14px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.kpi small{display:block;color:#9aa1ad;font-size:11px;letter-spacing:.04em;text-transform:uppercase}
.kpi b{font-family:var(--font-display);font-size:22px;color:#fff;display:block;margin-top:4px}
.kpi .delta{font-size:11px;font-weight:600;color:#34d399}
.bars{display:flex;flex-direction:column;gap:11px;margin-top:4px}
.bar-row{display:grid;grid-template-columns:64px 1fr 40px;align-items:center;gap:10px}
.bar-row span:first-child{font-size:12px;color:#c4cad4;font-weight:500}
.track{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.10);overflow:hidden}
.fill{height:100%;border-radius:var(--r-pill);width:0;transition:width 1.3s var(--ease)}
.fill.g{background:linear-gradient(90deg,#4f46e5,#818cf8)}
.fill.f{background:linear-gradient(90deg,#2563eb,#60a5fa)}
.fill.t{background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.bar-row span:last-child{font-family:var(--font-display);font-size:12px;color:#fff;text-align:right}

/* trust strip */
.strip{background:var(--surface);border-bottom:1px solid var(--line)}
.strip-in{display:flex;align-items:center;justify-content:center;gap:clamp(20px,4vw,56px);flex-wrap:wrap;padding-block:24px}
.strip .lbl{font-size:13px;color:var(--muted);font-weight:500}
.strip .pl{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:700;font-size:16px;color:var(--ink-2);opacity:.85}
.strip .pl svg{width:20px;height:20px}

/* services / feature cards */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(238px,1fr));gap:18px}
.svc{position:relative;background:var(--surface);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-sm);transition:transform .22s var(--ease),box-shadow .22s var(--ease);overflow:hidden}
.svc::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--c,var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.svc:hover{transform:translateY(-6px);box-shadow:var(--sh-md)}
.svc:hover::after{transform:scaleX(1)}
.svc .ic{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;color:#fff;background:var(--c,var(--accent));margin-bottom:18px;box-shadow:0 10px 22px -8px var(--c,var(--accent));font-family:var(--font-display);font-weight:700;font-size:18px}
.svc .ic svg{width:25px;height:25px}
.svc h3{font-size:19px;margin-bottom:8px}
.svc p{font-size:14.5px;color:var(--ink-2)}
.svc .more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-family:var(--font-display);font-weight:600;font-size:14px;color:var(--accent)}
.svc .more-stack{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.svc .more-stack .more{margin-top:16px}
.svc .more-stack .more+.more{margin-top:0;color:var(--ink-2)}
.svc .more-stack .more+.more:hover{color:var(--accent)}
.svc .more svg{width:15px;height:15px;transition:transform .2s}
.svc:hover .more svg{transform:translateX(4px)}

/* SERP mockup (service: google) */
.serp{position:relative;background:var(--surface);border-radius:var(--r-xl);box-shadow:0 40px 80px -30px rgba(0,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.6);padding:18px;color:var(--ink)}
.serp-bar{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:var(--r-pill);box-shadow:inset 0 0 0 1px var(--line);margin-bottom:14px}
.serp-bar .g{font-family:var(--font-display);font-weight:700;font-size:15px;background:linear-gradient(90deg,#4285F4,#EA4335,#FBBC05,#34A853);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.serp-input{flex:1;font-size:13.5px;color:var(--ink-2)}
.serp-bar svg{width:16px;height:16px;color:var(--muted)}
.serp-res{padding:13px 6px}
.serp-res.ad{background:var(--accent-soft);border-radius:var(--r-md);padding:14px;margin-bottom:8px}
.serp-res:not(.ad)+.serp-res:not(.ad){border-top:1px solid var(--line-2)}
.serp-tag{display:inline-block;font-family:var(--font-display);font-weight:700;font-size:11px;color:#1a7f37;margin-bottom:5px;letter-spacing:.02em}
.serp-url{font-size:12.5px;color:#3a414c}
.serp-url.muted{color:var(--muted)}
.serp-title{font-family:var(--font-display);font-weight:600;color:#1a56db;font-size:16px;margin:3px 0 5px}
.serp-title.sm{font-size:14px}
.serp-desc{font-size:13px;color:var(--ink-2);line-height:1.5}
.serp-foot{display:flex;align-items:center;justify-content:space-between;margin-top:6px;padding-top:12px;border-top:1px solid var(--line-2);font-size:12px;color:var(--muted)}
.serp-foot b{font-family:var(--font-display);color:var(--success)}

/* intro prose + sticky sidebar */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,56px);align-items:start}
.prose p{color:var(--ink-2);font-size:16.5px;margin-bottom:16px}
.prose p strong{color:var(--ink)}
.prose .lead-p{font-size:19px;color:var(--ink);line-height:1.55}
.prose h2{font-size:clamp(22px,3vw,30px);margin:28px 0 14px}
.prose h3{font-size:19px;margin:22px 0 10px}
.prose ul{margin:0 0 16px;display:flex;flex-direction:column;gap:10px}
.prose ul li{position:relative;padding-left:26px;color:var(--ink-2);font-size:16px}
.prose ul li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:8px;border-left:2px solid var(--success);border-bottom:2px solid var(--success);transform:rotate(-45deg)}
.side-card{background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--sh-md);padding:26px;position:sticky;top:90px}
.side-card h3{font-size:18px;margin-bottom:14px}
.side-card ul{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.side-card li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2)}
.side-card li svg{width:18px;height:18px;color:var(--success);flex:none;margin-top:2px}
.side-card .btn{width:100%}
.side-card .tel{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:10px;font-family:var(--font-display);font-weight:700;color:var(--ink)}
.side-card .tel svg{width:16px;height:16px;color:var(--accent)}

/* why / benefits */
.why{background:var(--surface)}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.why-item{display:flex;gap:16px;padding:22px;border-radius:var(--r-lg);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line)}
.why-item .wi{flex:none;width:46px;height:46px;border-radius:13px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.why-item .wi svg{width:23px;height:23px}
.why-item h4{font-family:var(--font-display);font-size:16px;margin-bottom:6px}
.why-item p{font-size:14px;color:var(--ink-2)}

/* audience (course) */
.aud-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:14px}
.aud{display:flex;gap:13px;align-items:center;background:var(--surface);border-radius:var(--r-md);padding:16px 18px;box-shadow:var(--sh-sm)}
.aud .an{flex:none;width:42px;height:42px;border-radius:12px;background:var(--fb-soft);color:var(--fb);display:grid;place-items:center}
.aud .an svg{width:21px;height:21px}
.aud p{font-size:14.5px;color:var(--ink-2);font-weight:500}

/* process */
.proc{background:var(--surface)}
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{position:relative;padding:26px 22px;border-radius:var(--r-lg);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-display);font-weight:700;font-size:14px;color:var(--accent);background:var(--accent-soft);width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px}
.step h3{font-size:17px;margin-bottom:7px}
.step p{font-size:14px;color:var(--ink-2)}

/* commitments band */
.commit{position:relative;background:radial-gradient(120% 140% at 85% 0%,#1d2735,var(--hero) 60%);color:#fff;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-lg);padding:clamp(32px,5vw,54px)}
.commit::before{content:"";position:absolute;inset:0;background:radial-gradient(42% 60% at 8% 92%,rgba(232,80,42,.30),transparent 70%);pointer-events:none}
.commit-head{position:relative;z-index:2;max-width:620px;margin-bottom:34px}
.commit-head h2{font-size:clamp(24px,3.4vw,38px);margin-top:12px}
.commit-head .eyebrow{color:var(--accent-2)}.commit-head .eyebrow::before{background:var(--accent-2)}
.commit-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.commit-item{display:flex;gap:14px;align-items:flex-start}
.commit-item .ci{flex:none;width:46px;height:46px;border-radius:13px;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);display:grid;place-items:center;color:var(--accent-2)}
.commit-item .ci svg{width:23px;height:23px}
.commit-item h4{font-family:var(--font-display);font-size:16px;color:#fff;margin-bottom:5px}
.commit-item p{color:#c4cad4;font-size:14px}

/* budget / note band */
.budget{background:var(--accent-soft);border-radius:var(--r-xl);padding:clamp(26px,4vw,42px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.budget .eyebrow{margin-bottom:10px}
.budget h3{font-size:clamp(20px,2.6vw,26px);max-width:24ch}
.budget p{color:var(--ink-2);margin-top:8px;max-width:46ch;font-size:15px}

/* results / stats / case study */
.results{background:linear-gradient(180deg,var(--bg),var(--surface-2))}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:34px}
.stat{background:var(--surface);border-radius:var(--r-lg);padding:28px 24px;box-shadow:var(--sh-sm);text-align:center}
.stat .big{font-family:var(--font-display);font-weight:700;font-size:clamp(34px,5vw,46px);letter-spacing:-.03em;color:var(--ink);line-height:1}
.stat .big .u{color:var(--accent)}
.stat small{display:block;color:var(--muted);margin-top:10px;font-size:14px}
.case{display:grid;grid-template-columns:1.1fr .9fr;gap:0;background:var(--surface);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-md)}
.case-body{padding:clamp(28px,4vw,44px)}
.case-body .tag{display:inline-block;padding:5px 12px;border-radius:var(--r-pill);background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;font-family:var(--font-display)}
.case-body h3{font-size:clamp(22px,3vw,30px);margin:16px 0 12px}
.case-body p{color:var(--ink-2)}
.case-body ul{margin:14px 0 0;display:flex;flex-direction:column;gap:10px}
.case-body li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2)}
.case-body li svg{width:18px;height:18px;color:var(--success);flex:none;margin-top:2px}
.case-metrics{display:flex;gap:30px;margin-top:24px;flex-wrap:wrap}
.case-metrics b{font-family:var(--font-display);font-size:28px;color:var(--accent);display:block}
.case-metrics small{color:var(--muted);font-size:13px}
.case-visual{background:radial-gradient(120% 120% at 80% 10%,#1d2735,var(--hero));color:#fff;padding:clamp(26px,4vw,40px);display:flex;flex-direction:column;justify-content:center;gap:14px}
.case-visual .vh{font-family:var(--font-display);font-size:13px;color:#9aa1ad;text-transform:uppercase;letter-spacing:.06em}
.case-visual .row{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:#c4cad4;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.12)}
.case-visual .row b{color:#fff;font-family:var(--font-display)}
.case-visual .row b .u{color:var(--accent-2);font-size:15px}
.case-visual .fine{font-size:11.5px;color:#7e8794;line-height:1.5}
.case-visual .chart{display:flex;align-items:flex-end;gap:8px;height:120px;margin-top:8px}
.case-visual .chart i{flex:1;border-radius:6px 6px 0 0;background:linear-gradient(180deg,var(--accent-2),var(--accent));opacity:.9}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.tier{position:relative;background:var(--surface);border-radius:var(--r-xl);padding:30px 26px;box-shadow:var(--sh-sm);display:flex;flex-direction:column}
.tier.pop{box-shadow:var(--sh-lg);outline:2px solid var(--accent);transform:translateY(-6px)}
.tier .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;font-family:var(--font-display);font-weight:600;font-size:12px;padding:6px 16px;border-radius:var(--r-pill);box-shadow:var(--sh-accent)}
.tier h3{font-size:20px}
.tier .desc{color:var(--muted);font-size:14px;margin:6px 0 18px;min-height:40px}
.tier .price{font-family:var(--font-display);font-weight:700;font-size:38px;letter-spacing:-.02em;color:var(--ink)}
.tier .price.sm{font-size:30px}
.tier .price small{font-size:15px;color:var(--muted);font-weight:500}
.tier .note{font-size:12.5px;color:var(--muted);margin-top:4px}
.tier ul{margin:22px 0 26px;display:flex;flex-direction:column;gap:11px}
.tier li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2)}
.tier li svg{width:18px;height:18px;color:var(--success);flex:none;margin-top:1px}
.tier .btn{margin-top:auto;width:100%}

/* testimonials */
.tst-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tst{background:var(--surface);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-sm);display:flex;flex-direction:column;gap:16px}
.stars{display:flex;gap:3px;color:var(--accent);font-size:18px;letter-spacing:2px}
.tst p{color:var(--ink-2);font-size:15px}
.tst .who{display:flex;align-items:center;gap:12px;margin-top:auto}
.tst .av{width:44px;height:44px;border-radius:50%;background:linear-gradient(145deg,var(--accent),var(--accent-2));color:#fff;display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:16px}
.tst .who b{font-family:var(--font-display);font-size:15px;display:block}
.tst .who small{color:var(--muted);font-size:13px}

/* industries / verticals by platform (home tabs) */
.ind{background:var(--surface)}
.ind-tabs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:14px}
.ind-tab{display:inline-flex;align-items:center;gap:9px;padding:12px 20px;border-radius:var(--r-pill);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);font-family:var(--font-display);font-weight:600;font-size:15px;color:var(--ink-2);transition:transform .18s var(--ease),box-shadow .2s,color .2s,background .2s}
.ind-tab svg{width:18px;height:18px}
.ind-tab:hover{color:var(--ink);transform:translateY(-2px)}
.ind-tab[aria-selected="true"]{color:#fff;background:var(--tc,var(--accent));box-shadow:0 14px 28px -12px var(--tc,var(--accent))}
.ind-tab[aria-selected="true"]:hover{color:#fff}
.ind-intro{text-align:center;max-width:640px;margin:0 auto 30px;color:var(--ink-2);font-size:15.5px}
.ind-intro b{color:var(--ink);font-weight:600}
.ind-panel{display:none}
.ind-panel.show{display:block;animation:indfade .45s var(--ease)}
@keyframes indfade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ind-card{position:relative;background:var(--surface);border-radius:var(--r-lg);padding:24px 22px;box-shadow:var(--sh-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease);overflow:hidden;display:block;color:inherit}
.ind-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--tc,var(--accent));transform:scaleY(0);transform-origin:top;transition:transform .25s var(--ease)}
.ind-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.ind-card:hover::after{transform:scaleY(1)}
.ind-card .top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ind-card .dot{width:44px;height:44px;border-radius:12px;flex:none;display:grid;place-items:center;color:#fff;background:var(--tc,var(--accent));box-shadow:0 9px 20px -8px var(--tc,var(--accent))}
.ind-card .dot svg{width:22px;height:22px}
.ind-card h3{font-size:16.5px;line-height:1.2}
.ind-card p{font-size:13.8px;color:var(--ink-2);margin-bottom:16px}
.ind-card .res{display:flex;gap:9px;align-items:baseline;border-top:1px dashed var(--line);padding-top:13px}
.ind-card .res b{font-family:var(--font-display);font-weight:700;font-size:21px;letter-spacing:-.02em;color:var(--tc,var(--accent));white-space:nowrap}
.ind-card .res small{font-size:12.5px;color:var(--muted);line-height:1.35}
.ind-note{text-align:center;font-size:12.5px;color:var(--muted);margin-top:26px;max-width:680px;margin-inline:auto}

/* related chips (industry detail) */
.others{background:var(--surface)}
.chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:9px;padding:12px 20px;border-radius:var(--r-pill);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);font-family:var(--font-display);font-weight:600;font-size:14.5px;color:var(--ink-2);transition:transform .18s var(--ease),box-shadow .2s,color .2s}
.chip svg{width:17px;height:17px;color:var(--accent)}
.chip:hover{color:var(--ink);transform:translateY(-2px);box-shadow:inset 0 0 0 1px var(--ink-2)}
.chip[aria-current="page"]{color:#fff;background:var(--accent);box-shadow:0 14px 28px -12px var(--accent)}
.chip[aria-current="page"] svg{color:#fff}

/* note band (pill) */
.note-band{display:flex;align-items:center;gap:10px;justify-content:center;margin:0 auto 30px;max-width:760px;font-size:13.5px;color:var(--muted);background:var(--accent-soft);border-radius:var(--r-pill);padding:11px 20px;text-align:left}
.note-band svg{width:18px;height:18px;color:var(--accent);flex:none}

/* faq */
.faq{max-width:820px;margin-inline:auto}
.q{background:var(--surface);border-radius:var(--r-md);box-shadow:var(--sh-sm);margin-bottom:12px;overflow:hidden}
.q summary{list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-family:var(--font-display);font-weight:600;font-size:16px}
.q summary::-webkit-details-marker{display:none}
.q .ico{flex:none;width:26px;height:26px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;transition:transform .25s var(--ease);font-size:18px;line-height:1}
.q[open] .ico{transform:rotate(45deg)}
.q .a{padding:0 22px 20px;color:var(--ink-2);font-size:15px}
.q .a b{color:var(--ink)}

/* lead / cta + form */
.lead{position:relative;background:radial-gradient(120% 140% at 15% 0%,#1d2735,var(--hero) 60%);color:#fff;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-lg)}
.lead::before{content:"";position:absolute;inset:0;background:radial-gradient(40% 60% at 90% 90%,rgba(232,80,42,.35),transparent 70%);pointer-events:none}
.lead-in{position:relative;z-index:2;display:grid;grid-template-columns:1fr .92fr;gap:clamp(28px,5vw,56px);padding:clamp(32px,5vw,56px)}
.lead h2{font-size:clamp(26px,3.6vw,40px)}
.lead-in>div>p{color:#c4cad4;margin-top:14px;font-size:17px;max-width:42ch}
.lead-list{margin-top:26px;display:flex;flex-direction:column;gap:13px}
.lead-list li{display:flex;gap:11px;align-items:center;color:#dfe3ea;font-size:15px}
.lead-list svg{width:20px;height:20px;color:var(--accent-2);flex:none}
.lead-tel{margin-top:26px;color:#fff;font-family:var(--font-display);font-weight:700;font-size:22px;display:flex;align-items:center;gap:10px}
.lead-tel svg{width:22px;height:22px}

.lead-card{background:var(--surface);border-radius:var(--r-lg);padding:clamp(24px,3vw,32px);box-shadow:var(--sh-md);align-self:start}
.lead-card h3{color:var(--ink);font-size:21px;margin-bottom:6px}
.lead-card>p{color:var(--muted);font-size:14px;line-height:1.55;margin-bottom:22px}
.contact-call{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:var(--r-md);background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;text-decoration:none;box-shadow:0 10px 24px -10px rgba(232,80,42,.6);transition:transform .15s,box-shadow .15s}
.contact-call:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(232,80,42,.7)}
.contact-call .cc-ico{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;flex:none}
.contact-call .cc-ico svg{width:22px;height:22px}
.contact-call .cc-txt{display:flex;flex-direction:column;line-height:1.2}
.contact-call .cc-txt small{font-size:12.5px;opacity:.92}
.contact-call .cc-txt strong{font-family:var(--font-display);font-size:24px;letter-spacing:.5px}
.contact-alt{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.ca-item{display:flex;align-items:center;justify-content:center;gap:8px;padding:13px;border-radius:var(--r-md);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line);color:var(--ink);text-decoration:none;font-weight:600;font-size:14.5px;transition:box-shadow .15s,color .15s}
.ca-item svg{width:18px;height:18px;flex:none}
.ca-item:hover{box-shadow:inset 0 0 0 1.5px var(--accent);color:var(--accent)}
.contact-hours{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:18px;color:var(--muted);font-size:13px}
.contact-hours svg{width:15px;height:15px;color:var(--accent-2)}

/* real quote form */
.form{background:var(--surface);border-radius:var(--r-lg);padding:clamp(22px,3vw,30px);box-shadow:var(--sh-md);align-self:start}
.form h3{color:var(--ink);font-size:20px;margin-bottom:4px}
.form>p{color:var(--muted);font-size:13.5px;margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.field .req{color:var(--accent)}
.field input,.field select,.field textarea{width:100%;padding:13px 14px;border-radius:var(--r-md);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line);color:var(--ink);font:inherit;font-size:15px;transition:box-shadow .15s}
.field textarea{min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;box-shadow:inset 0 0 0 2px var(--accent)}
.field.err input{box-shadow:inset 0 0 0 2px var(--accent)}
.form .btn{width:100%;margin-top:6px}
.form .fine{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-success{display:block;text-align:center;padding:26px 18px;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--sh-md);color:var(--ink-2);font-size:15px}
.form-success .ck{width:56px;height:56px;border-radius:50%;background:var(--success);color:#fff;display:grid;place-items:center;margin:0 auto 14px}
.form-success .ck svg{width:28px;height:28px}
.form-success b{display:block;font-family:var(--font-display);font-size:19px;color:var(--ink);margin-bottom:6px}

/* footer */
.foot{background:var(--hero);color:#aeb4be;padding-block:clamp(44px,6vw,68px) 28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:32px}
.foot .brand{color:#fff}.foot .brand small{color:#8c93a0}
.foot p{font-size:14px;margin-top:14px;max-width:34ch}
.foot h4{color:#fff;font-family:var(--font-display);font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px}
.foot a{display:block;font-size:14px;margin-bottom:10px;color:#aeb4be;transition:color .15s}
.foot a:hover{color:#fff}
.foot-tel{font-family:var(--font-display);font-weight:700;font-size:22px;color:#fff;margin-bottom:6px}
.foot ul li{margin-bottom:10px;font-size:14px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8c93a0}

/* floating contact + mobile bar */
.float{position:fixed;right:18px;bottom:18px;z-index:80;display:flex;flex-direction:column;gap:12px}
.fab{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:var(--sh-lg);transition:transform .18s var(--ease)}
.fab:hover{transform:scale(1.08)}
.fab svg{width:26px;height:26px}
.fab.call{background:var(--accent);animation:ring 2.4s infinite}
.fab.zalo{background:#0068ff;font-family:var(--font-display);font-weight:700;font-size:15px}
@keyframes ring{0%,100%{box-shadow:0 0 0 0 rgba(232,80,42,.5),var(--sh-lg)}50%{box-shadow:0 0 0 12px rgba(232,80,42,0),var(--sh-lg)}}

/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.rv.in{opacity:1;transform:none}

/* zalo feedback */
.zalo-note{display:flex;align-items:center;gap:10px;justify-content:center;margin:-8px auto 30px;max-width:660px;font-size:13.5px;color:var(--muted);background:var(--accent-soft);border-radius:var(--r-pill);padding:10px 18px;text-align:left}
.zalo-note svg{width:18px;height:18px;color:var(--accent);flex:none}
.zalo-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:22px;align-items:start}
.zalo{background:#eef3f8;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.zalo:hover{transform:translateY(-6px);box-shadow:var(--sh-lg)}
.zalo-top{display:flex;align-items:center;gap:11px;padding:13px 15px;background:linear-gradient(120deg,#0190f3,#006af5);color:#fff}
.zalo-top .av{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:15px;flex:none}
.zalo-top .nm b{font-family:var(--font-display);font-size:14.5px;display:block;line-height:1.2}
.zalo-top .nm span{font-size:11px;color:rgba(255,255,255,.8)}
.zalo-top .ic{margin-left:auto;display:flex;gap:14px;opacity:.92}
.zalo-top .ic svg{width:18px;height:18px}
.zalo-body{padding:16px 14px;display:flex;flex-direction:column;gap:9px;background:#eef3f8;background-image:radial-gradient(rgba(1,144,243,.05) 1px,transparent 1px);background-size:14px 14px}
.zb{max-width:84%;padding:9px 12px;font-size:13.5px;line-height:1.45;border-radius:14px;position:relative}
.zb.in{align-self:flex-start;background:#fff;color:var(--ink);border-bottom-left-radius:5px;box-shadow:0 1px 1px rgba(13,17,23,.08)}
.zb.out{align-self:flex-end;background:#d4e9ff;color:#0a2a4a;border-bottom-right-radius:5px}
.zb .t{display:block;font-size:10px;color:var(--muted);margin-top:5px;text-align:right}
.zb.out .t{color:#5a86b5}
.zb b{font-weight:700}
.za-card{align-self:flex-end;max-width:88%;background:#fff;border-radius:12px;border-bottom-right-radius:5px;overflow:hidden;box-shadow:0 2px 6px rgba(13,17,23,.12)}
.za-shot{background:linear-gradient(135deg,#1877f2,#0d3a8a);color:#fff;padding:13px 14px}
.za-shot .lbl{font-size:10px;text-transform:uppercase;letter-spacing:.08em;opacity:.85;display:flex;align-items:center;gap:6px}
.za-shot .lbl svg{width:12px;height:12px}
.za-row{display:flex;justify-content:space-between;align-items:flex-end;margin-top:8px}
.za-row .big{font-family:var(--font-display);font-weight:700;font-size:24px;line-height:1}
.za-row .dlt{font-size:11px;background:rgba(255,255,255,.18);border-radius:var(--r-pill);padding:3px 8px;font-weight:600}
.za-sub{display:flex;gap:14px;background:#fff;padding:10px 14px}
.za-sub div{font-size:11px;color:var(--muted)}
.za-sub b{display:block;font-family:var(--font-display);font-size:14px;color:var(--ink)}
.zalo-cap{display:flex;align-items:center;gap:10px;padding:13px 15px;background:#fff;border-top:1px solid var(--line)}
.zalo-cap .d{width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:14px;flex:none}
.zalo-cap b{font-family:var(--font-display);font-size:13.5px;display:block;line-height:1.2}
.zalo-cap span{font-size:12px;color:var(--muted)}
.zalo-cap .star{margin-left:auto;color:#f5a623;font-size:12px;letter-spacing:1px}

/* generic page / blog / article */
.page-hero{position:relative;background:radial-gradient(110% 130% at 78% -10%,#1d2735 0%,var(--hero-2) 38%,var(--hero) 78%);color:#fff;overflow:hidden;border-bottom-left-radius:34px;border-bottom-right-radius:34px}
.page-hero .wrap{position:relative;z-index:2;padding-block:clamp(40px,6vw,72px)}
.page-hero h1{font-size:clamp(30px,4.6vw,50px);margin-top:14px}
.page-hero p{margin-top:16px;color:#c4cad4;font-size:clamp(16px,2vw,18px);max-width:60ch}
.article{max-width:820px;margin-inline:auto}
.article :is(h2,h3){margin-top:32px}
.article h2{font-size:clamp(22px,3vw,30px);margin-bottom:12px}
.article h3{font-size:20px;margin-bottom:10px}
.article p{color:var(--ink-2);margin-bottom:16px}
.article ul,.article ol{margin:0 0 16px 0;padding-left:22px;list-style:revert;color:var(--ink-2)}
.article ul li,.article ol li{margin-bottom:8px}
.article img{border-radius:var(--r-lg);margin:18px 0}
.article a{color:var(--accent);text-decoration:underline}
.article blockquote{margin:18px 0;padding:14px 20px;border-left:3px solid var(--accent);background:var(--surface);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink)}

/* post cards grid */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{background:var(--surface);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm);transition:transform .22s var(--ease),box-shadow .22s var(--ease);display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.post-card .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#e7eaef,#f3f5f8);overflow:hidden}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .pc-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-card .meta{display:flex;gap:10px;font-size:12.5px;color:var(--muted)}
.post-card h3{font-size:17px;line-height:1.3}
.post-card p{font-size:14px;color:var(--ink-2)}
.post-card .more{margin-top:auto;font-family:var(--font-display);font-weight:600;font-size:14px;color:var(--accent)}

/* archive grid for services/industries/courses reuses .svc-grid / .ind-grid / .feat-grid */
.pager{display:flex;gap:10px;justify-content:center;margin-top:40px}
.pager a,.pager span{padding:10px 16px;border-radius:var(--r-md);box-shadow:inset 0 0 0 1px var(--line);font-weight:600;font-size:14px;color:var(--ink-2)}
.pager .current{background:var(--accent);color:#fff;box-shadow:none}

/* mobile menu drawer */
.mobile-menu{position:fixed;inset:0;z-index:70;background:rgba(13,17,23,.45);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .2s}
.mobile-menu.open{opacity:1;pointer-events:auto}
.mm-panel{position:absolute;top:0;right:0;width:min(82vw,340px);height:100%;background:var(--surface);box-shadow:var(--sh-lg);padding:24px;transform:translateX(100%);transition:transform .26s var(--ease);display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.mobile-menu.open .mm-panel{transform:none}
.mm-panel a{padding:14px 6px;font-family:var(--font-display);font-weight:600;font-size:18px;border-bottom:1px solid var(--line);color:var(--ink)}
.mm-panel .btn{margin-top:16px}
.mm-close{align-self:flex-end;width:40px;height:40px;border-radius:10px;display:grid;place-items:center;box-shadow:inset 0 0 0 1px var(--line);font-size:22px;margin-bottom:8px;color:var(--ink)}

/* ── responsive ── */
@media (max-width:980px){
  .svc-grid,.proc-grid,.stat-grid,.ind-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid,.tst-grid{grid-template-columns:1fr;max-width:460px;margin-inline:auto}
  .tier.pop{transform:none}
  .hero-in,.case,.lead-in,.intro-grid{grid-template-columns:1fr}
  .case-visual{order:-1}
  .commit-grid,.form-grid-2{grid-template-columns:1fr}
  .side-card{position:static}
  .nav-links,.nav-hotline,.topbar{display:none}
  .nav-in{height:64px}
  .burger{display:flex}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .svc-grid,.proc-grid,.stat-grid,.ind-grid,.post-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero-stats{gap:20px}
  .float .fab{width:52px;height:52px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}