/* =========================================================
   24h — Trung tâm Đào tạo nghề · Design System
   Modern / dynamic / tech · Brand red #DC0000
   ========================================================= */

:root{
  --red:#DC0000;
  --red-600:#C40000;
  --red-700:#A20000;
  --red-tint:#FDECEC;
  --red-tint-2:#FBDBDB;

  --ink:#16110F;          /* warm near-black */
  --ink-2:#2C2624;
  --muted:#736B66;
  --faint:#A39B96;

  --paper:#FBF9F7;        /* warm white page bg */
  --paper-2:#F3EEEA;      /* warm light surface */
  --card:#FFFFFF;
  --line:rgba(22,17,15,.12);
  --line-2:rgba(22,17,15,.07);

  --night:#161113;        /* dark surfaces */
  --night-2:#211a1c;
  --night-line:rgba(255,255,255,.12);

  --shadow-sm:0 1px 2px rgba(22,17,15,.06), 0 3px 8px rgba(22,17,15,.05);
  --shadow:0 8px 30px rgba(22,17,15,.10);
  --shadow-lg:0 26px 60px -18px rgba(22,17,15,.30);
  --shadow-red:0 18px 40px -14px rgba(220,0,0,.45);

  --r-sm:8px; --r:14px; --r-lg:22px; --r-xl:30px;
  --maxw:1240px;
  --pad:clamp(20px,5vw,64px);

  --ff:"Roboto",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Roboto Mono","Roboto",ui-monospace,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--ff);color:var(--ink);background:var(--paper);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.04;letter-spacing:-.02em;font-weight:800}
p{margin:0}
::selection{background:var(--red);color:#fff}

/* ---------- layout helpers ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(64px,9vw,120px)}
.eyebrow{
  font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:var(--red);display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);display:inline-block}
.eyebrow.center::before{display:none}
.lead{font-size:clamp(17px,2vw,19px);color:var(--muted);max-width:62ch}
.kicker-num{font-family:var(--mono);font-weight:700;color:var(--red)}

.h-display{font-size:clamp(40px,7vw,86px);font-weight:800;letter-spacing:-.035em;line-height:.98}
.h-1{font-size:clamp(32px,4.6vw,58px);font-weight:800;letter-spacing:-.03em;line-height:1.02}
.h-2{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-.025em}
.h-3{font-size:clamp(20px,2.4vw,26px);font-weight:700;letter-spacing:-.015em}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--red);--fg:#fff;
  display:inline-flex;align-items:center;gap:.6em;justify-content:center;
  padding:15px 26px;border-radius:999px;font-weight:700;font-size:15.5px;
  background:var(--bg);color:var(--fg);border:1.5px solid var(--bg);
  cursor:pointer;transition:transform .18s ease, box-shadow .25s ease, background .2s ease;
  white-space:nowrap;letter-spacing:-.01em;
}
.btn .arr{transition:transform .2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-red)}
.btn:hover .arr{transform:translateX(4px)}
.btn--ghost{--bg:transparent;--fg:var(--ink);border-color:var(--line)}
.btn--ghost:hover{box-shadow:none;border-color:var(--ink);background:var(--ink);--fg:#fff}
.btn--dark{--bg:var(--ink);border-color:var(--ink)}
.btn--white{--bg:#fff;--fg:var(--ink);border-color:#fff}
.btn--white:hover{box-shadow:var(--shadow-lg)}
.btn--lg{padding:18px 34px;font-size:16.5px}
.btn--sm{padding:11px 18px;font-size:14px}
.btn--block{display:flex;width:100%}

.linkmore{font-weight:700;font-size:15px;color:var(--red);display:inline-flex;gap:.4em;align-items:center}
.linkmore .arr{transition:transform .2s ease}
.linkmore:hover .arr{transform:translateX(4px)}

/* ---------- top utility bar (USP) ---------- */
.topbar{background:var(--paper-2);color:var(--ink);font-size:12px;border-top:2px solid var(--ink);border-bottom:1px solid rgba(0,0,0,.07)}
.topbar .wrap{display:flex;align-items:center;min-height:34px}
.usp-marquee{display:flex;flex:1;min-width:0}
.usp-group{display:flex;align-items:center;flex:1;justify-content:space-between;gap:18px}
.usp-group + .usp-group{display:none} /* duplicate shown only for the mobile marquee */
.topbar .usp{display:flex;align-items:center;gap:7px;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.topbar .usp svg{color:var(--red);flex:none;width:15px;height:15px}
/* mobile: single-line auto-scrolling marquee */
@media(max-width:860px){
	.topbar .wrap{overflow:hidden}
	.usp-marquee{flex:none;width:max-content;animation:dn24h-usp-scroll 18s linear infinite}
	.usp-group{flex:none;justify-content:flex-start;gap:26px;padding-right:26px}
	.usp-group + .usp-group{display:flex}
}
@keyframes dn24h-usp-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){
	.usp-marquee{animation:none}
}
@media(prefers-reduced-motion:reduce) and (max-width:860px){
	.topbar .wrap{overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
	.topbar .wrap::-webkit-scrollbar{display:none}
	.usp-group + .usp-group{display:none}
}

/* ---------- main nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(251,249,247,.86);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.nav .wrap{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:28px;height:74px}
.brand{display:flex;align-items:center;gap:11px;justify-self:start}
.brand img{width:44px;height:44px;flex:none}
.nav .brand img{width:52px;height:52px}
.brand-text{display:flex;flex-direction:column;justify-content:center;line-height:1.2;min-width:0}
.brand-pre,.brand-name{font-family:var(--ff);font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.brand-pre{white-space:nowrap;color:var(--red)}
@media(max-width:560px){
  .brand{gap:9px}
  .brand img,.nav .brand img{width:42px;height:42px}
  .brand-pre,.brand-name{font-size:12.5px}
}
.nav-links{display:flex;align-items:center;gap:4px;justify-self:end}
.nav-links a{padding:9px 14px;border-radius:999px;font-weight:600;font-size:15px;color:var(--ink-2);
  transition:background .18s,color .18s;position:relative}
.nav-links a:hover{background:var(--paper-2);color:var(--ink)}
.nav-links a.active{color:var(--red)}
.nav-cta{display:flex;gap:10px;align-items:center;justify-self:end}
.has-drop{position:relative}
.has-drop>a::after{content:"";display:inline-block;width:6px;height:6px;border-right:2px solid currentColor;
  border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:7px;opacity:.55}
.drop{position:absolute;top:calc(100% + 8px);left:0;min-width:248px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.2s;display:flex;flex-direction:column}
.has-drop:hover .drop{opacity:1;visibility:visible;transform:none}
.drop a{padding:11px 14px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--ink-2)}
.drop a small{display:block;font-weight:500;font-size:12px;color:var(--faint);margin-top:2px}
.drop a:hover{background:var(--paper-2);color:var(--red)}
.menu-btn{display:none;border:1px solid var(--line);background:none;border-radius:10px;
  width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer}
.menu-btn span{width:18px;height:2px;background:var(--ink);position:relative;display:block}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}

.mobile-menu{display:none}
@media(max-width:980px){
  .nav-links,.nav-cta .btn{display:none}
  .menu-btn{display:flex}
  .nav .wrap{grid-template-columns:1fr auto;gap:14px}
  .mobile-menu{display:block;position:fixed;inset:0 0 0 auto;width:min(82vw,360px);
    background:var(--paper);z-index:120;transform:translateX(100%);transition:transform .3s ease;
    padding:88px 26px 30px;box-shadow:var(--shadow-lg);overflow:auto}
  .mobile-menu.open{transform:none}
  .mobile-menu a{display:block;padding:14px 4px;font-size:19px;font-weight:700;border-bottom:1px solid var(--line)}
  .mobile-menu a.sub{font-size:15px;font-weight:500;color:var(--muted);padding-left:18px}
  .scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:110;opacity:0;visibility:hidden;transition:.3s}
  .scrim.open{opacity:1;visibility:visible}
  .mm-close{position:absolute;top:22px;right:22px;font-size:28px;background:none;border:none;cursor:pointer;line-height:1}
}

/* ---------- generic cards & chips ---------- */
.chip{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-2)}
.chip--red{background:var(--red-tint);border-color:transparent;color:var(--red-700)}
.tag-mono{font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .22s ease, box-shadow .25s ease, border-color .2s}

/* ---------- course card ---------- */
.course{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;transition:transform .22s, box-shadow .25s, border-color .2s}
.course:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.course .ph{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.course .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.course:hover .ph img{transform:scale(1.05)}
.course .ph .badge{position:absolute;top:14px;left:14px;background:var(--red);color:#fff;
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;padding:6px 11px;border-radius:999px}
.course .bd{padding:22px 22px 24px;display:flex;flex-direction:column;gap:14px;flex:1}
.course h3{font-size:20px;font-weight:800;letter-spacing:-.02em;line-height:1.15}
.course .meta{display:flex;flex-direction:column;gap:7px;font-size:13.5px;color:var(--muted);margin-top:auto}
.course .meta b{color:var(--ink-2);font-weight:600}
.price{display:flex;align-items:baseline;gap:10px}
.price .now{font-size:24px;font-weight:800;color:var(--red);letter-spacing:-.02em}
.price .was{font-size:15px;color:var(--faint);text-decoration:line-through}

/* ---------- stat ---------- */
.stat .n{font-size:clamp(34px,4vw,52px);font-weight:800;letter-spacing:-.04em;line-height:1}
.stat .l{font-size:14px;color:var(--muted);margin-top:6px;font-weight:500}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:rgba(255,255,255,.72);padding-block:64px 30px}
.footer a{color:rgba(255,255,255,.72)}
.footer a:hover{color:#fff}
.footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer h4{color:#fff;font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:18px;font-weight:700}
.footer .fbrand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer .fbrand img{width:46px;height:46px}
.footer .fbrand b{color:#fff;font-size:17px;letter-spacing:-.02em}
.footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;font-size:14.5px}
.footer .fhot{color:var(--red);font-weight:700;font-family:var(--mono)}
.footer .soc{display:flex;gap:10px;margin-top:18px}
.footer .soc a{width:40px;height:40px;border:1px solid var(--night-line);border-radius:10px;
  display:flex;align-items:center;justify-content:center;transition:.2s}
.footer .soc a:hover{background:var(--red);border-color:var(--red)}
.footer .legal{border-top:1px solid var(--night-line);margin-top:44px;padding-top:24px;
  font-size:12.5px;color:rgba(255,255,255,.5);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
@media(max-width:860px){.footer .cols{grid-template-columns:1fr 1fr;gap:34px}}
@media(max-width:520px){.footer .cols{grid-template-columns:1fr}}

/* ---------- final cta band ---------- */
.ctaband{background:var(--red);color:#fff;border-radius:var(--r-xl);padding:clamp(38px,5vw,64px);
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;position:relative;overflow:hidden}
.ctaband::after{content:"24h";position:absolute;right:-10px;bottom:-40px;font-weight:800;font-size:240px;
  letter-spacing:-.05em;color:rgba(255,255,255,.10);font-family:var(--ff);pointer-events:none}
.ctaband .ct{position:relative;z-index:2;max-width:60ch}
.ctaband h2{color:#fff}
.ctaband .actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}
/* Căn giữa chữ + nút của CTA band trên mọi trang (chừa biến thể .ctaband--form có form) */
.ctaband:not(.ctaband--form){flex-direction:column;justify-content:center;text-align:center}
.ctaband:not(.ctaband--form) .ct,.ctaband:not(.ctaband--form) .ct p{margin-inline:auto}
.ctaband:not(.ctaband--form) .actions{justify-content:center}

/* ---------- DIPLOMA / "Bằng cấp chính quy" statement band ---------- */
.diploma-band{background:var(--red);color:#fff;position:relative;overflow:hidden}
.diploma-band::after{content:"CHÍNH QUY";position:absolute;left:-2%;bottom:-7%;font-weight:800;
  font-size:min(26vw,300px);line-height:.8;letter-spacing:-.05em;color:rgba(255,255,255,.07);pointer-events:none;white-space:nowrap}
.diploma{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(30px,5vw,72px);
  align-items:center;padding-block:clamp(54px,8vw,104px)}
.diploma .eyebrow{color:#fff}.diploma .eyebrow::before{background:#fff}
.dp-big{font-size:clamp(44px,8vw,112px);font-weight:800;letter-spacing:-.045em;line-height:.92;color:#fff;margin-top:18px}
.dp-mark{display:inline-block;background:#fff;color:var(--red);padding:.02em .22em;border-radius:14px;line-height:1;
  box-shadow:0 14px 36px -10px rgba(0,0,0,.4)}
.dp-text p{font-size:clamp(16px,1.8vw,20px);color:rgba(255,255,255,.92);max-width:50ch;margin-top:24px}
.dp-points{list-style:none;margin:26px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px 22px}
.dp-points li{display:flex;gap:11px;font-size:15px;color:#fff;font-weight:500;align-items:center}
.dp-points li::before{content:"✓";flex:0 0 24px;height:24px;border-radius:50%;background:rgba(255,255,255,.2);
  display:grid;place-items:center;font-size:13px;font-weight:800}
.dp-cert{position:relative}
.dp-cert>img{width:100%;border-radius:12px;border:9px solid #fff;box-shadow:0 44px 80px -22px rgba(0,0,0,.55);
  transform:rotate(-2.5deg);transition:transform .4s ease}
.dp-cert:hover>img{transform:rotate(0)}
.dp-trio{position:relative;padding-bottom:80%}
.dp-trio .c{position:absolute;left:50%;bottom:0;width:74%;border:7px solid #fff;border-radius:11px;
  box-shadow:0 26px 56px -22px rgba(0,0,0,.55);transform-origin:bottom center;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.dp-trio .c3{transform:translateX(-46%) rotate(9deg);z-index:1}
.dp-trio .c2{transform:translateX(-50%) rotate(1deg);z-index:2}
.dp-trio .c1{width:66%;transform:translateX(-56%) rotate(-9deg);z-index:3}
.dp-cert:hover .dp-trio .c3{transform:translateX(-40%) rotate(13deg)}
.dp-cert:hover .dp-trio .c1{transform:translateX(-64%) rotate(-13deg)}
.dp-seal{position:absolute;right:-12px;bottom:-16px;background:var(--ink);color:#fff;border-radius:14px;
  padding:14px 18px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-lg);font-weight:700;font-size:14px;z-index:3}
.dp-seal .st{width:38px;height:38px;border-radius:10px;background:var(--red);display:grid;place-items:center;font-size:18px;flex:0 0 auto}
.dp-seal small{display:block;font-weight:500;font-size:11.5px;color:rgba(255,255,255,.65);font-family:var(--mono);letter-spacing:.04em}
/* compact strip variant */
.dp-strip{background:var(--red);color:#fff}
.dp-strip .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:26px;flex-wrap:wrap}
.dp-strip .big{font-size:clamp(22px,3vw,34px);font-weight:800;letter-spacing:-.02em;display:flex;align-items:center;gap:14px}
.dp-strip .big .em{background:#fff;color:var(--red);padding:.04em .26em;border-radius:9px}
.dp-strip .sub{font-size:14.5px;color:rgba(255,255,255,.9);max-width:46ch}
@media(max-width:860px){.diploma{grid-template-columns:1fr;gap:34px}.dp-points{grid-template-columns:1fr}.dp-cert{order:-1;max-width:440px}}
/* ink variant (for red-heavy pages) */
.diploma-band--ink{background:var(--ink)}
.diploma-band--ink::after{color:rgba(255,255,255,.05)}
.diploma-band--ink .dp-mark{background:var(--red);color:#fff}
.diploma-band--ink .dp-seal{background:var(--red)}
.diploma-band--ink .dp-seal .st{background:#fff;color:var(--red)}
.diploma-band--ink .dp-seal small{color:rgba(255,255,255,.75)}

/* ---------- duotone / photo treatments ---------- */
.ph-red{position:relative}
.ph-red::after{content:"";position:absolute;inset:0;background:var(--red);mix-blend-mode:color;opacity:.0;transition:opacity .3s}
.ph-frame{border-radius:var(--r-lg);overflow:hidden;position:relative}

/* floating contact widget */
.float{position:fixed;right:16px;bottom:16px;z-index:90;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.fab{display:flex;align-items:center;gap:11px;background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:6px 18px 6px 6px;box-shadow:0 10px 26px rgba(22,17,15,.16);cursor:pointer;text-align:left;font-family:inherit;
  transition:transform .18s ease, box-shadow .25s ease}
.fab:hover{transform:translateX(-3px);box-shadow:0 16px 36px rgba(22,17,15,.24)}
.fab-ic{width:42px;height:42px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;color:#fff;
  font-weight:800;font-size:12px;overflow:hidden}
.fab-ic svg{width:21px;height:21px;display:block}
.fab-ic.up{background:var(--red)}
.fab-ic.zalo{background:#fff;border:1px solid #E3E8EF;color:#0068FF;font-size:12.5px}
.fab-ic.mess{background:radial-gradient(circle at 32% 12%,#00C6FF,#0A7CFF 38%,#A634FF 72%,#FF5E7E)}
.fab-ic.call{background:var(--red);animation:fabring 2.2s infinite}
.fab-tx{display:flex;flex-direction:column;line-height:1.16;padding-right:4px}
.fab-tx b{font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.fab-tx span{font-size:11.5px;color:var(--muted)}
@keyframes fabring{0%,100%{box-shadow:0 0 0 0 rgba(220,0,0,.45)}50%{box-shadow:0 0 0 9px rgba(220,0,0,0)}}
.float .totop{display:none}
.float .totop.show{display:flex}
/* mobile: compact icon-only FABs, lifted clear of the browser/safe-area edge so the hotline isn't cut off */
@media(max-width:860px){
	.float{bottom:calc(14px + env(safe-area-inset-bottom,0px));gap:12px}
	.fab{padding:0;background:none;border:none;box-shadow:none}
	.fab .fab-tx{display:none}
	.fab .fab-ic{box-shadow:0 8px 20px rgba(22,17,15,.22)}
}

/* ---------- registration modal ---------- */
.rk-scrim{position:fixed;inset:0;background:rgba(22,17,15,.55);backdrop-filter:blur(3px);z-index:200;
  opacity:0;visibility:hidden;transition:.25s;display:grid;place-items:center;padding:18px}
.rk-scrim.open{opacity:1;visibility:visible}
.rk-modal{background:var(--paper);width:min(540px,100%);border-radius:var(--r-xl);box-shadow:var(--shadow-lg);
  transform:translateY(18px) scale(.98);transition:.3s cubic-bezier(.2,.7,.2,1);max-height:94vh;overflow:auto}
.rk-scrim.open .rk-modal{transform:none}
.rk-head{background:var(--red);color:#fff;padding:26px 28px;position:relative}
.rk-head .lg{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-weight:800}
.rk-head .lg img{width:38px;height:38px;background:#fff;border-radius:9px;padding:3px}
.rk-head h3{color:#fff;font-size:23px;letter-spacing:-.02em}
.rk-head p{color:rgba(255,255,255,.92);font-size:14px;margin-top:7px;max-width:42ch}
.rk-close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);
  border:0;color:#fff;font-size:22px;line-height:1;cursor:pointer;display:grid;place-items:center;transition:.2s}
.rk-close:hover{background:rgba(255,255,255,.32);transform:rotate(90deg)}
.rk-body{padding:24px 28px 28px}
.rk-field{margin-bottom:15px}
.rk-field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px}
.rk-field label .req{color:var(--red)}
.rk-field input,.rk-field select,.rk-field textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;font-family:inherit;font-size:15px;background:#fff;color:var(--ink);transition:.18s}
.rk-field input:focus,.rk-field select:focus,.rk-field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-tint)}
.rk-field textarea{resize:vertical;min-height:74px}
.rk-field.err input,.rk-field.err select{border-color:var(--red)}
.rk-emsg{color:var(--red);font-size:12.5px;margin-top:5px;display:none}
.rk-field.err .rk-emsg{display:block}
.rk-note{font-size:12px;color:var(--muted);margin-top:14px;text-align:center;line-height:1.5}
.rk-success{padding:46px 28px;text-align:center}
.rk-success .ic{width:74px;height:74px;border-radius:50%;background:var(--red-tint);color:var(--red);
  display:grid;place-items:center;font-size:38px;margin:0 auto 18px}
.rk-success h3{font-size:25px;margin-bottom:10px}
.rk-success p{color:var(--muted);font-size:15px;max-width:38ch;margin:0 auto 24px}

@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}

/* reveal on scroll */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
[data-reveal].in{opacity:1;transform:none}

/* ===== form đăng ký ===== */
.reg-form{background:#fff;color:var(--ink);border-radius:var(--r-lg);padding:clamp(22px,3vw,30px);box-shadow:var(--shadow-lg);border:1px solid var(--line);display:flex;flex-direction:column;gap:14px;position:relative;z-index:2}
.reg-form .reg-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.reg-form label{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:700;color:var(--ink-2)}
.reg-form input,.reg-form select,.reg-form textarea{font-family:inherit;font-size:15px;font-weight:400;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink);width:100%}
.reg-form input:focus,.reg-form select:focus,.reg-form textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-tint)}
.reg-form textarea{resize:vertical}
.reg-form button{margin-top:4px}
.reg-form .reg-hp{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px!important;height:1px!important;opacity:0;overflow:hidden}
.reg-note{font-size:12px;color:var(--muted);text-align:center;margin:2px 0 0}
.reg-msg{padding:12px 14px;border-radius:10px;font-size:14px;font-weight:600}
.reg-msg.ok{background:#e7f7ec;color:#177a3a;border:1px solid #b6e3c4}
.reg-msg.err{background:#fdecec;color:#c0271f;border:1px solid #f3c0bc}
.rk-formerr{background:#fdecec;color:#c0271f;border:1px solid #f3c0bc;border-radius:10px;padding:10px 13px;font-size:13.5px;font-weight:600;margin-bottom:4px}
@media(max-width:560px){.reg-form .reg-row{grid-template-columns:1fr}}