/* RKT – Trang đăng ký nhận robot. Mọi style nằm trong .rktreg để không đụng theme. */
body.rktreg-body { margin: 0; background: #F5F6F9; }
.rktreg-main { display: block; }

.rktreg {
  --rg-navy: #0E1B33;
  --rg-deep: #081226;
  --rg-navy-2: #16294A;
  --rg-gold: #C9A24A;
  --rg-gold-hi: #EAD08C;
  --rg-paper: #F5F6F9;
  --rg-ink: #1B2433;
  --rg-muted: #5B6577;
  --rg-line: #DDE2EA;
  --rg-ok: #1E7A46;
  --rg-no: #B4442F;
  --rg-font: "Be Vietnam Pro", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-family: var(--rg-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--rg-ink);
  background: var(--rg-paper);
  -webkit-font-smoothing: antialiased;
  text-align: left;
}
/* Khi chèn vào trang của theme, cho dải màu tràn hết chiều ngang */
.entry-content > .rktreg:not(.rktreg-solo), .wp-block-post-content > .rktreg:not(.rktreg-solo) {
  width: 100vw; max-width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw);
}
.rktreg *, .rktreg *::before, .rktreg *::after { box-sizing: border-box; }
.rktreg h1, .rktreg h2, .rktreg h3, .rktreg p, .rktreg ul, .rktreg ol, .rktreg li, .rktreg figure {
  margin: 0; padding: 0; font-family: var(--rg-font); letter-spacing: normal; text-transform: none;
}
.rktreg ul, .rktreg ol { list-style: none; }
.rktreg a { color: inherit; }
.rktreg [hidden] { display: none !important; }

.rktreg-wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.rktreg-narrow { max-width: 780px; }

/* ---------- Hero ---------- */
.rktreg-hero {
  position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(120% 90% at 85% 0%, #1B3360 0%, var(--rg-navy) 45%, var(--rg-deep) 100%);
  padding: 64px 0 72px;
}
.rktreg-chart { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 62%; opacity: .22; pointer-events: none; }
.rktreg-chart .w { stroke: var(--rg-gold-hi); stroke-width: 2; }
.rktreg-chart .u { fill: var(--rg-gold); }
.rktreg-chart .d { fill: none; stroke: var(--rg-gold-hi); stroke-width: 2; }
@media (prefers-reduced-motion: no-preference) {
  .rktreg-chart rect { transform-box: fill-box; transform-origin: bottom; animation: rktregRise .5s ease-out both; animation-delay: calc(var(--i) * 45ms); }
  @keyframes rktregRise { from { transform: scaleY(0); opacity: 0; } to { transform: scaleY(1); opacity: 1; } }
}
.rktreg-hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.rktreg-kicker { color: var(--rg-gold-hi); font-weight: 600; font-size: 15px; margin-bottom: 14px !important; }
.rktreg-h1 {
  font-size: clamp(34px, 5vw, 58px) !important; line-height: 1.08 !important; font-weight: 800 !important;
  letter-spacing: -.02em !important; color: #fff !important; margin-bottom: 20px !important;
}
.rktreg-gold {
  color: var(--rg-gold-hi);
  background: linear-gradient(180deg, transparent 62%, rgba(201, 162, 74, .35) 62%);
  padding: 0 .06em;
}
.rktreg-lead { font-size: 18px; color: #D5DBE6; max-width: 34em; margin-bottom: 24px !important; }
.rktreg-checks li { position: relative; padding-left: 32px; margin-bottom: 10px !important; font-weight: 600; color: #fff; }
.rktreg-checks li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--rg-gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%230E1B33' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* ---------- Form card ---------- */
.rktreg-card {
  position: relative; background: #fff; color: var(--rg-ink); border-radius: 18px; padding: 28px 26px 22px;
  box-shadow: 0 24px 60px rgba(3, 9, 22, .45); border-top: 6px solid var(--rg-gold); scroll-margin-top: 24px;
}
.rktreg-card-title { font-size: 22px !important; font-weight: 800 !important; line-height: 1.25 !important; color: var(--rg-navy) !important; margin-bottom: 4px !important; }
.rktreg-card-sub { color: var(--rg-muted); font-size: 14.5px; margin-bottom: 18px !important; }
.rktreg-field { display: block; margin-bottom: 12px; }
.rktreg-field > span { display: block; font-size: 14px; font-weight: 600; margin-bottom: 5px; color: var(--rg-ink); }
.rktreg-field em { font-style: normal; font-weight: 400; color: var(--rg-muted); }
.rktreg input[type=text], .rktreg input[type=tel], .rktreg input[type=email], .rktreg select {
  display: block; width: 100% !important; height: 46px !important; padding: 0 14px !important; margin: 0 !important;
  font: 16px/1.2 var(--rg-font) !important; color: var(--rg-ink) !important; background: #F7F8FB !important;
  border: 1.5px solid var(--rg-line) !important; border-radius: 10px !important; box-shadow: none !important;
  -webkit-appearance: none; appearance: none;
}
.rktreg select {
  padding-right: 38px !important;
  background: #F7F8FB url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235B6577' stroke-width='1.8'/%3E%3C/svg%3E") right 14px center/12px no-repeat !important;
}
.rktreg input:focus, .rktreg select:focus { outline: none !important; border-color: var(--rg-gold) !important; background-color: #fff !important; box-shadow: 0 0 0 3px rgba(201, 162, 74, .25) !important; }
.rktreg .rktreg-invalid { border-color: var(--rg-no) !important; }
.rktreg-hp { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; }
.rktreg-err { color: var(--rg-no); font-size: 14px; font-weight: 600; margin: 2px 0 10px !important; }
.rktreg-submit, .rktreg-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  font: 700 17px/1.2 var(--rg-font) !important; text-decoration: none !important; letter-spacing: normal !important; text-transform: none !important;
  color: var(--rg-navy) !important; background: linear-gradient(180deg, #E4C06A 0%, var(--rg-gold) 100%) !important;
  border: 0 !important; border-radius: 12px !important; padding: 15px 22px !important; box-shadow: 0 6px 16px rgba(201, 162, 74, .35);
  transition: transform .15s ease, box-shadow .15s ease;
}
.rktreg-submit { width: 100%; margin-top: 4px; }
.rktreg-submit:hover, .rktreg-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(201, 162, 74, .45); }
.rktreg-submit:focus-visible, .rktreg-btn:focus-visible, .rktreg summary:focus-visible { outline: 3px solid var(--rg-navy-2); outline-offset: 3px; }
.rktreg-submit[disabled] { opacity: .65; cursor: default; transform: none; }
.rktreg-consent { font-size: 12.5px; line-height: 1.45; color: var(--rg-muted); margin-top: 12px !important; }

.rktreg-done { text-align: center; padding: 10px 4px 6px; outline: none; }
.rktreg-done-mark {
  width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 50%; background: #E9F5EE;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%231E7A46' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 34px; background-position: center; background-repeat: no-repeat;
}
.rktreg-done p { color: var(--rg-muted); margin: 8px 0 18px !important; }
.rktreg-done-actions { display: grid; gap: 10px; }
.rktreg-done-actions .rktreg-btn { width: 100%; font-size: 15.5px !important; padding: 13px 16px !important; }
.rktreg-btn-ghost { background: #fff !important; border: 1.5px solid var(--rg-line) !important; box-shadow: none !important; color: var(--rg-navy) !important; }
.rktreg-btn-ghost:hover { border-color: var(--rg-gold) !important; box-shadow: none !important; }

/* ---------- Trust strip ---------- */
.rktreg-trust { background: var(--rg-deep); color: #fff; border-top: 1px solid rgba(234, 208, 140, .25); }
.rktreg-trust-row { display: grid; grid-template-columns: repeat(4, 1fr); }
.rktreg-trust-item { padding: 22px 18px; border-left: 1px solid rgba(234, 208, 140, .22); }
.rktreg-trust-item:first-child { border-left: 0; padding-left: 0; }
.rktreg-trust-item strong { display: block; color: var(--rg-gold-hi); font-size: 24px; font-weight: 800; line-height: 1.2; }
.rktreg-trust-item span { display: block; color: #B9C2D2; font-size: 14px; line-height: 1.45; margin-top: 4px; }

/* ---------- Sections ---------- */
.rktreg-sec { padding: 72px 0; background: var(--rg-paper); }
.rktreg-sec-alt { background: #fff; }
.rktreg-h2 { font-size: clamp(26px, 3.2vw, 36px) !important; line-height: 1.2 !important; font-weight: 800 !important; color: var(--rg-navy) !important; letter-spacing: -.01em !important; margin-bottom: 32px !important; }
.rktreg-h3 { font-size: 21px !important; font-weight: 800 !important; color: var(--rg-navy) !important; margin-bottom: 16px !important; }

.rktreg-gets { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 56px; }
.rktreg-get { padding: 20px 0 20px 22px; border-left: 3px solid var(--rg-gold); margin-bottom: 18px; }
.rktreg-get h3 { font-size: 18.5px !important; font-weight: 700 !important; color: var(--rg-navy) !important; margin-bottom: 6px !important; }
.rktreg-get p { color: var(--rg-muted); }

.rktreg-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: rstep; position: relative; }
.rktreg-steps::before { content: ""; position: absolute; left: 22px; right: 22px; top: 22px; height: 2px; background: linear-gradient(90deg, var(--rg-gold), var(--rg-gold-hi)); }
.rktreg-steps li { position: relative; counter-increment: rstep; }
.rktreg-steps li::before {
  content: counter(rstep); position: relative; z-index: 1; display: flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 50%; margin-bottom: 16px;
  background: var(--rg-navy); color: var(--rg-gold-hi); font-weight: 800; font-size: 19px; border: 3px solid #fff; box-shadow: 0 0 0 2px var(--rg-gold);
}
.rktreg-steps h3 { font-size: 18px !important; font-weight: 700 !important; color: var(--rg-navy) !important; margin-bottom: 6px !important; }
.rktreg-steps p { color: var(--rg-muted); font-size: 15px; }

.rktreg-why { max-width: 860px; }
.rktreg-why p {
  font-size: 18px; line-height: 1.7; color: var(--rg-ink); background: #fff; padding: 26px 28px; border-radius: 14px;
  border: 1.5px solid #E7D9B3; box-shadow: 0 1px 0 #E7D9B3;
}

.rktreg-fit { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.rktreg-fit li { position: relative; padding: 10px 0 10px 34px; border-bottom: 1px solid var(--rg-line); }
.rktreg-fit li::before { position: absolute; left: 0; top: 9px; font-weight: 800; font-size: 18px; }
.rktreg-yes li::before { content: "✓"; color: var(--rg-ok); }
.rktreg-no li::before { content: "✕"; color: var(--rg-no); }

.rktreg-faq details { border-bottom: 1px solid var(--rg-line); }
.rktreg-faq summary {
  list-style: none; cursor: pointer; padding: 18px 40px 18px 0; position: relative;
  font-weight: 700; font-size: 17px; color: var(--rg-navy);
}
.rktreg-faq summary::-webkit-details-marker { display: none; }
.rktreg-faq summary::after { content: "+"; position: absolute; right: 6px; top: 13px; font-size: 26px; font-weight: 400; color: var(--rg-gold); transition: transform .2s ease; }
.rktreg-faq details[open] summary::after { transform: rotate(45deg); }
.rktreg-faq details p { color: var(--rg-muted); padding: 0 0 18px; }

.rktreg-final { background: var(--rg-navy); color: #fff; text-align: center; padding: 64px 0; }
.rktreg-final .rktreg-h2 { color: #fff !important; margin-bottom: 10px !important; }
.rktreg-final p { color: #C7CFDD; margin-bottom: 26px !important; }
.rktreg-btn-big { font-size: 18px !important; padding: 17px 34px !important; }

.rktreg-risk { font-size: 13px; line-height: 1.55; color: var(--rg-muted); max-width: 860px; padding: 22px 0 120px !important; }

/* Form đứng riêng (form_only="1") */
.rktreg-solo { background: transparent; max-width: 460px; margin: 24px auto; }
.rktreg-solo .rktreg-card { box-shadow: 0 10px 30px rgba(14, 27, 51, .12); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .rktreg-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .rktreg-steps { grid-template-columns: 1fr 1fr; }
  .rktreg-steps::before { display: none; }
  .rktreg-trust-row { grid-template-columns: 1fr 1fr; }
  .rktreg-trust-item:nth-child(3) { border-left: 0; padding-left: 0; }
  .rktreg-trust-item:nth-child(n+3) { border-top: 1px solid rgba(234, 208, 140, .22); }
}
@media (max-width: 640px) {
  .rktreg-hero { padding: 40px 0 44px; }
  .rktreg-lead { font-size: 16.5px; }
  .rktreg-card { padding: 22px 18px 18px; }
  .rktreg-sec { padding: 52px 0; }
  .rktreg-gets, .rktreg-fit, .rktreg-steps { grid-template-columns: 1fr; gap: 24px; }
  .rktreg-gets { gap: 0; }
  .rktreg-trust-item { padding: 16px 12px; }
  .rktreg-trust-item strong { font-size: 20px; }
  .rktreg-why p { font-size: 16.5px; padding: 20px; }
}