/* ==========================================================================
   Theme v3 — "business cao cấp", tham khảo doctorworkspace.com:
   nền sáng, bóng rất nhẹ, bo góc nhỏ, hero chỉ có chữ, feature dùng icon
   thay vì ảnh chụp màn hình, tối giản tối đa chữ.
   Dùng token màu/chữ/spacing từ ../assets/css/tokens.css.
   ========================================================================== */

:root {
  --v3-ink: #10202B;
  --v3-border: rgba(15, 36, 48, .09);
  --v3-border-strong: rgba(15, 36, 48, .15);
  --v3-r: 12px;
  --v3-r-lg: 22px;
  --v3-shadow: 0 1px 2px rgba(15,36,48,.05);
  --v3-shadow-md: 0 4px 16px rgba(15,36,48,.07);

  /* ---- Glass (kiểu Apple) ---- */
  --v3-glass-bg: rgba(255,255,255,.6);
  --v3-glass-bg-strong: rgba(255,255,255,.78);
  --v3-glass-border: rgba(255,255,255,.65);
  --v3-glass-blur: blur(18px) saturate(180%);
  --v3-glass-shadow: 0 1px 1px rgba(15,36,48,.04), 0 16px 32px -12px rgba(15,36,48,.14), inset 0 1px 0 rgba(255,255,255,.6);
  --v3-glass-shadow-hover: 0 1px 1px rgba(15,36,48,.05), 0 24px 48px -16px rgba(1,86,138,.22), inset 0 1px 0 rgba(255,255,255,.7);
}

body {
  background:
    radial-gradient(900px 500px at 12% -8%, rgba(76,166,224,.10), transparent 60%),
    radial-gradient(700px 460px at 90% 8%, rgba(127,224,196,.10), transparent 60%),
    #fbfdff;
  color: var(--ink-700);
}
h1, h2, h3 { color: var(--v3-ink); letter-spacing: -.015em; }

/* ---- Mảng màu loang mờ phía sau (glass cần có màu để "mờ" mới thấy rõ) ---- */
.v3-blob { position: absolute; border-radius: 50%; filter: blur(64px); opacity: .55; pointer-events: none; z-index: 0; animation: v3float 16s ease-in-out infinite; }
.v3-blob--blue { background: radial-gradient(circle, #5FB2E8, transparent 72%); }
.v3-blob--mint { background: radial-gradient(circle, #7FE0C4, transparent 72%); }
.v3-blob--lilac { background: radial-gradient(circle, #B9A6F0, transparent 72%); }
@keyframes v3float { 0%, 100% { transform: translate(0,0) scale(1); } 50% { transform: translate(24px,-18px) scale(1.06); } }
@media (prefers-reduced-motion: reduce) { .v3-blob { animation: none; } }

.v3-wrap { max-width: 1120px; margin-inline: auto; padding-inline: var(--s-5); }
@media (min-width: 768px) { .v3-wrap { padding-inline: var(--s-8); } }
[id] { scroll-margin-top: 88px; }

.v3-section { padding-block: var(--s-14); }
@media (min-width: 900px) { .v3-section { padding-block: var(--s-20); } }
.v3-section--tint { background: var(--bg-soft); }

.v3-head { max-width: 620px; margin: 0 auto var(--s-9); text-align: center; }
.v3-head h2 { font-size: var(--fs-h2); margin-bottom: var(--s-2); }
.v3-head p { color: var(--ink-500); }
.v3-kicker { display: block; font-size: var(--fs-xs); font-weight: 700; letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--brand-blue); margin-bottom: var(--s-3); }

.v3-reveal { opacity: 0; transform: translateY(10px); transition: opacity .45s ease, transform .45s ease; }
.v3-reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .v3-reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Nav ---------- */
.v3-nav { position: sticky; top: 0; z-index: 50; background: var(--v3-glass-bg); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur); border-bottom: 1px solid transparent; transition: border-color .2s ease, background .2s ease; }
.v3-nav.is-scrolled { border-color: var(--v3-border); background: var(--v3-glass-bg-strong); box-shadow: 0 1px 0 var(--v3-border); }
.v3-nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: var(--s-4); }
.v3-nav__logo { display: flex; align-items: center; font-weight: 700; color: var(--v3-ink); }

/* Khung chờ logo — thay bằng <img class="v3-logo-img"> khi có file logo */
.v3-logo-slot {
  display: flex; align-items: center; justify-content: center;
  width: min(160px, 40vw); height: 40px;
  border: 1px solid var(--v3-border-strong); border-radius: 8px;
  background: var(--bg-soft); color: var(--ink-400);
  font: 700 var(--fs-micro) ui-monospace, Menlo, monospace; letter-spacing: .04em;
}
.v3-logo-img { display: block; height: 40px; width: auto; max-width: 44vw; }

/* Khi ảnh thật đã được nạp (JS thêm class is-filled): bỏ khung chờ, hiện ảnh */
.v3-logo-slot.is-filled { width: auto; border: 0; background: none; }
.v3-logo-slot.is-filled img { display: block; height: 40px; width: auto; max-width: 44vw; }
.v3-logo.is-filled { border-color: transparent; }
.v3-logo.is-filled img { max-width: 100%; max-height: 100%; object-fit: contain; }
.v3-shot__body.is-filled { position: relative; display: block; }
.v3-shot__body.is-filled img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* ---------- Trang không có thanh CTA cố định (chính sách, cảm ơn) ---------- */
body.v3-plain { padding-bottom: 0; }

/* ---------- Trang chính sách — văn bản pháp lý, giữ nhẹ nhàng ---------- */
.v3-legal { max-width: 720px; margin-inline: auto; padding: var(--s-12) var(--s-5) var(--s-16); }
.v3-legal h1 { font-size: var(--fs-h1); margin-bottom: var(--s-2); }
.v3-legal__meta { color: var(--ink-400); font-size: var(--fs-sm); margin-bottom: var(--s-8); }
.v3-legal__sum {
  padding: var(--s-5) var(--s-6); margin-bottom: var(--s-10); border-radius: var(--v3-r-lg);
  background: var(--v3-glass-bg-strong); border: 1px solid var(--v3-glass-border); box-shadow: var(--v3-glass-shadow);
  color: var(--ink-700); line-height: 1.7;
}
.v3-legal__sum strong { color: var(--v3-ink); }
.v3-legal h2 { font-size: var(--fs-h3); margin: var(--s-10) 0 var(--s-3); }
.v3-legal p, .v3-legal li { color: var(--ink-700); line-height: 1.75; }
.v3-legal ul { list-style: disc; padding-left: var(--s-6); display: grid; gap: var(--s-2); margin: var(--s-3) 0; }
.v3-legal a { color: var(--brand-blue); text-decoration: underline; text-underline-offset: 2px; }
.v3-legal__back { margin-top: var(--s-12); }
.v3-legal__back a { text-decoration: none; color: #fff; }

/* ---------- Trang cảm ơn ---------- */
.v3-next { display: grid; gap: var(--s-4); text-align: left; }
.v3-next__item { display: flex; gap: var(--s-4); align-items: flex-start; }
.v3-next__num {
  flex: none; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--brand-blue); color: var(--brand-blue); font-size: var(--fs-xs); font-weight: 700;
}
.v3-next__item.is-done .v3-next__num { background: var(--brand-blue); color: #fff; }
.v3-next__title { font-weight: 600; color: var(--v3-ink); font-size: var(--fs-sm); }
.v3-next__desc { color: var(--ink-500); font-size: var(--fs-sm); }
.v3-social { display: grid; gap: var(--s-3); grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.v3-social a.v3-card { display: flex; align-items: center; gap: var(--s-3); padding: var(--s-4) var(--s-5); text-decoration: none; color: var(--v3-ink); font-weight: 600; font-size: var(--fs-sm); }
.v3-social__ico {
  flex: none; width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--blue-50); color: var(--brand-blue); font-weight: 700; font-size: var(--fs-sm);
}
.v3-social__sub { display: block; font-weight: 400; font-size: var(--fs-xs); color: var(--ink-400); }

/* ---------- Video nhúng (YouTube/Vimeo) ---------- */
.v3-video-embed {
  position: relative; max-width: 880px; margin-inline: auto; aspect-ratio: 16/9;
  border-radius: var(--v3-r-lg); overflow: hidden;
  border: 1px solid var(--v3-glass-border); box-shadow: var(--v3-glass-shadow);
  background: var(--bg-soft);
}
.v3-video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Thanh số liệu chạy ngang (kiểu bảng điện, giống EMR Check) ----------
   Nằm trên header, KHÔNG dính — cuộn qua là mất, nhường chỗ cho header dính. */
.v3-ticker { position: relative; background: var(--brand-blue-deep); color: #fff; overflow: hidden; }
.v3-ticker::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.28), transparent);
}
.v3-ticker__inner { display: flex; align-items: stretch; height: 38px; }
.v3-ticker__label {
  display: flex; align-items: center; gap: var(--s-2); flex: none;
  padding-inline: var(--s-5) var(--s-4);
  background: rgba(255,255,255,.09);
  font-size: 10.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap;
}
.v3-ticker__dot {
  width: 6px; height: 6px; border-radius: 50%; background: #16A34A;
  box-shadow: 0 0 0 0 rgba(22,163,74,.7);
  animation: v3TickerBlink 2.2s cubic-bezier(.22,1,.36,1) infinite;
}
@keyframes v3TickerBlink {
  0%   { box-shadow: 0 0 0 0 rgba(22,163,74,.6); }
  70%  { box-shadow: 0 0 0 7px rgba(22,163,74,0); }
  100% { box-shadow: 0 0 0 0 rgba(22,163,74,0); }
}
.v3-ticker__viewport {
  flex: 1; min-width: 0; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 28px, #000 calc(100% - 40px), transparent);
          mask-image: linear-gradient(90deg, transparent, #000 28px, #000 calc(100% - 40px), transparent);
}
.v3-ticker__track {
  display: flex; align-items: center; height: 100%; width: max-content;
  animation: v3TickerScroll 60s linear infinite; /* JS ghi đè theo độ dài thật để tốc độ luôn bằng nhau */
  will-change: transform;
}
@keyframes v3TickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.v3-ticker:hover .v3-ticker__track, .v3-ticker:focus-within .v3-ticker__track { animation-play-state: paused; }
.v3-ticker.is-static .v3-ticker__viewport { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
.v3-ticker.is-static .v3-ticker__track { animation: none; }
.v3-ticker__item { display: inline-flex; align-items: baseline; gap: var(--s-2); padding-inline: var(--s-5); font-size: var(--fs-xs); white-space: nowrap; }
.v3-ticker__item + .v3-ticker__item { border-left: 1px solid rgba(255,255,255,.14); }
.v3-ticker__name  { color: rgba(255,255,255,.55); }
.v3-ticker__val   { font-weight: 700; color: #fff; }
.v3-ticker__delta { font-size: var(--fs-micro); color: rgba(255,255,255,.42); }
.v3-ticker__val--up   { color: #4ADE80; }
.v3-ticker__val--down { color: #FF9AA0; }
.v3-ticker__val--warn { color: #FBBF3C; }
@media (max-width: 639px) {
  .v3-ticker__inner { height: 34px; }
  .v3-ticker__label { padding-inline: var(--s-4) var(--s-3); font-size: 10px; }
  .v3-ticker__item { padding-inline: var(--s-4); }
}
.v3-nav__links { display: none; gap: var(--s-6); }
.v3-nav__links a { font-size: var(--fs-sm); font-weight: 600; color: var(--ink-500); }
.v3-nav__links a:hover { color: var(--v3-ink); }
@media (min-width: 960px) { .v3-nav__links { display: flex; } }
.v3-nav__right { display: flex; align-items: center; gap: var(--s-5); }
.v3-nav__phone { display: none; font-size: var(--fs-sm); font-weight: 600; color: var(--v3-ink); }
@media (min-width: 640px) { .v3-nav__phone { display: inline; } }

/* ---------- Buttons ---------- */
.v3-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2); height: 50px; padding: 0 var(--s-7); border-radius: var(--r-pill); font-size: var(--fs-sm); font-weight: 700; cursor: pointer; border: 1px solid transparent; white-space: nowrap; transition: background .15s ease, border-color .15s ease, color .15s ease, transform .15s ease, box-shadow .15s ease; }
.v3-btn:active { transform: scale(.97); }
.v3-btn--primary { background: var(--brand-blue); color: #fff; box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 8px 20px -8px rgba(1,86,138,.55); }
.v3-btn--primary:hover { background: var(--blue-700); box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 10px 24px -8px rgba(1,86,138,.6); }
.v3-btn--ghost { background: var(--v3-glass-bg); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur); border-color: rgba(255,255,255,.7); color: var(--v3-ink); box-shadow: var(--v3-shadow); }
.v3-btn--ghost:hover { border-color: var(--brand-blue); color: var(--brand-blue); }
.v3-btn--text { height: auto; padding: 0; background: none; color: var(--brand-blue); font-weight: 600; }
.v3-btn--text:hover { text-decoration: underline; }
.v3-btn--sm { height: 40px; padding: 0 var(--s-4); font-size: var(--fs-xs); }

/* ---------- Hero (chỉ chữ, căn giữa) ---------- */
.v3-hero { position: relative; overflow: hidden; padding-block: var(--s-16) var(--s-14); text-align: center; }
@media (min-width: 900px) { .v3-hero { padding-block: var(--s-20) var(--s-16); } }
.v3-hero > *:not(.v3-blob) { position: relative; z-index: 1; }

/* Section chứa mảng màu loang phía sau — nội dung luôn nằm trên (z-index:1) */
.v3-section--glow { position: relative; overflow: hidden; }
.v3-section--glow > .v3-wrap { position: relative; z-index: 1; }
.v3-hero__title { font-size: clamp(2rem, 1.5rem + 2vw, 3rem); line-height: 1.12; max-width: 20ch; margin: var(--s-5) auto var(--s-4); }
.v3-hero__title span { color: var(--brand-blue); }
.v3-hero__desc { font-size: var(--fs-lead); color: var(--ink-500); max-width: 46ch; margin: 0 auto var(--s-8); }

/* Chữ chạy dọc — thay nhiều khẩu hiệu trong cùng một dòng */
.v3-rotator {
  box-sizing: border-box;
  display: inline-grid; place-items: center;
  height: 1.9em; padding: 0 22px; max-width: 92vw;
  border-radius: var(--r-pill); background: var(--blue-50);
  box-shadow: inset 0 0 0 1px rgba(1,86,138,.08);
  vertical-align: middle; margin-bottom: 2px;
}
/* Mọi khẩu hiệu xếp chồng đúng 1 ô lưới — ô lưới tự co theo khẩu hiệu dài nhất,
   không cần đo bằng JS. Đổi khẩu hiệu = đổi opacity tại chỗ, không di chuyển vị trí,
   nên chữ luôn đứng yên chính giữa và luôn chỉ hiện đúng 1 dòng. */
.v3-rotator__track { display: grid; }
.v3-rotator__track span {
  grid-area: 1 / 1;
  display: flex; align-items: center; justify-content: center;
  height: 1.9em; font-weight: 700; color: var(--brand-blue);
  white-space: nowrap; text-align: center;
  opacity: 0; transition: opacity .6s ease;
}
.v3-rotator__track span.is-active { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .v3-rotator__track span { transition: none; } }
.v3-hero__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-4); margin-bottom: var(--s-8); }
.v3-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-2); }
.v3-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: var(--r-pill); border: 1px solid var(--v3-border); font-size: var(--fs-xs); font-weight: 600; color: var(--ink-700); }
.v3-badge svg { width: 12px; height: 12px; color: var(--brand-blue); }

/* ---------- Logo row (tĩnh, không chạy marquee) ---------- */
.v3-logos { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: var(--s-8); }
.v3-logo { width: 128px; height: 44px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--v3-border); border-radius: var(--v3-r); color: var(--ink-400); font-size: var(--fs-micro); font-family: ui-monospace, Menlo, monospace; filter: grayscale(1); opacity: .7; }
.v3-logo:hover { opacity: 1; filter: none; }

/* ---------- Bento / feature grid (icon only, không ảnh) ---------- */
.v3-grid { display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
/* Số cột cố định — dùng khi số lượng thẻ cần chia đều hàng (vd. 6 thẻ = 2 hàng x 3), tránh cảnh hàng cuối lẻ. */
.v3-grid--3 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .v3-grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .v3-grid--3 { grid-template-columns: repeat(3, 1fr); } }
.v3-card {
  padding: var(--s-6); border-radius: var(--v3-r-lg);
  background: var(--v3-glass-bg); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
  border: 1px solid var(--v3-glass-border); box-shadow: var(--v3-glass-shadow);
  position: relative; z-index: 1;
  transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.v3-card:hover { box-shadow: var(--v3-glass-shadow-hover); transform: translateY(-2px); }
.v3-card__icon { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; margin-bottom: var(--s-4); border-radius: 9px; background: var(--blue-50); color: var(--brand-blue); }
.v3-card__num { display: block; font-size: clamp(26px, 2.4vw, 32px); font-weight: 700; line-height: 1; letter-spacing: -.02em; color: var(--blue-200); margin-bottom: var(--s-4); font-variant-numeric: tabular-nums; }
.v3-card__title { font-size: var(--fs-body); font-weight: 700; color: var(--v3-ink); margin-bottom: 6px; }
.v3-card__body { font-size: var(--fs-sm); color: var(--ink-500); line-height: 1.5; margin: 0; }

/* ---------- Bảng giá ---------- */
.v3-pricing { display: grid; gap: var(--s-5); grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); align-items: stretch; }
.v3-price-card {
  display: flex; flex-direction: column; padding: var(--s-7);
  border: 1px solid var(--v3-glass-border); border-radius: var(--v3-r-lg);
  background: var(--v3-glass-bg); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
  box-shadow: var(--v3-glass-shadow); position: relative;
}
.v3-price-card--featured { border-color: var(--brand-blue); box-shadow: var(--v3-glass-shadow-hover); background: var(--v3-glass-bg-strong); }
.v3-price-card__badge { position: absolute; top: -12px; left: var(--s-7); background: var(--brand-blue); color: #fff; font-size: var(--fs-micro); font-weight: 700; padding: 4px 12px; border-radius: var(--r-pill); }
.v3-price-card__name { font-size: var(--fs-body); font-weight: 700; color: var(--v3-ink); }
.v3-price-card__price { font-size: var(--fs-h2); font-weight: 700; color: var(--v3-ink); margin: var(--s-3) 0 2px; letter-spacing: -.02em; }
.v3-price-card__price small { font-size: var(--fs-sm); font-weight: 500; color: var(--ink-400); }
.v3-price-card__setup { font-size: var(--fs-xs); color: var(--ink-400); margin-bottom: var(--s-5); }
.v3-price-card__list { display: grid; gap: var(--s-2); margin-bottom: var(--s-6); flex: 1; }
.v3-price-card__list li { display: flex; gap: 8px; align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-700); }
.v3-price-card__list li svg { flex: none; width: 15px; height: 15px; margin-top: 2px; color: var(--brand-blue); }
.v3-pricing__note { text-align: center; font-size: var(--fs-xs); color: var(--ink-400); margin-top: var(--s-7); }

/* ---------- Compare (gộp bối cảnh + thách thức) ---------- */
.v3-compare {
  border: 1px solid var(--v3-glass-border); border-radius: var(--v3-r-lg); overflow: hidden;
  box-shadow: var(--v3-glass-shadow); max-width: 880px; margin-inline: auto;
  backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
}
.v3-compare__grid { display: grid; }
@media (min-width: 720px) { .v3-compare__grid { grid-template-columns: 1fr 1fr; } }
.v3-compare__col { padding: var(--s-7); background: var(--v3-glass-bg); }
.v3-compare__col--after { background: rgba(234,243,248,.7); border-left: 1px solid rgba(255,255,255,.6); }
.v3-compare__tag { display: block; font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: var(--ls-eyebrow); margin-bottom: var(--s-4); color: var(--ink-400); }
.v3-compare__col--after .v3-compare__tag { color: var(--brand-blue); }
.v3-compare__row { display: flex; gap: var(--s-3); align-items: flex-start; padding: var(--s-2) 0; font-size: var(--fs-sm); color: var(--ink-500); }
.v3-compare__col--after .v3-compare__row { color: var(--v3-ink); font-weight: 500; }
.v3-compare__row svg { flex: none; width: 16px; height: 16px; margin-top: 2px; }
.v3-compare__col--before svg { color: var(--ink-400); }
.v3-compare__col--after svg { color: var(--brand-blue); }

/* ---------- Một khung ảnh sản phẩm duy nhất ---------- */
.v3-shot { max-width: 920px; margin-inline: auto; border: 1px solid var(--v3-border); border-radius: var(--v3-r-lg); box-shadow: var(--v3-shadow-md); overflow: hidden; }
.v3-shot__bar { display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--v3-border); }
.v3-shot__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.v3-shot__body { aspect-ratio: 16/9; background: var(--bg-soft); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; color: var(--ink-400); }
.v3-shot__body svg { color: var(--line-strong); }
.v3-shot__size { font-size: var(--fs-xs); font-weight: 700; color: var(--ink-500); font-family: ui-monospace, Menlo, monospace; }
.v3-shot__label { font-size: var(--fs-micro); color: var(--ink-400); }

/* ---------- Timeline ---------- */
.v3-steps { display: grid; gap: var(--s-8); }
@media (min-width: 900px) { .v3-steps { grid-template-columns: repeat(4, 1fr); } }
.v3-step { position: relative; padding-top: var(--s-12); }
.v3-step__num { position: absolute; top: 0; left: 0; display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; border: 1.5px solid var(--brand-blue); color: var(--brand-blue); font-weight: 700; font-size: var(--fs-sm); }
@media (min-width: 900px) {
  .v3-step:not(:last-child)::after { content: ''; position: absolute; top: 17px; left: 38px; right: calc(-1 * var(--s-5)); height: 1px; background: var(--v3-border-strong); }
}
.v3-step h3 { font-size: var(--fs-body); margin-bottom: 4px; }
.v3-step p { font-size: var(--fs-sm); color: var(--ink-500); margin: 0; }

/* ---------- Testimonial placeholder (kiểu tham khảo doctorworkspace) ---------- */
.v3-testi { display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.v3-testi__card { padding: var(--s-6); border-radius: var(--v3-r-lg); border: 1px solid var(--v3-border); background: #fff; box-shadow: var(--v3-shadow); text-align: center; }
.v3-testi__avatar { width: 56px; height: 56px; border-radius: 50%; background: var(--bg-soft); border: 1px solid var(--v3-border); margin: 0 auto var(--s-3); display: flex; align-items: center; justify-content: center; color: var(--ink-400); }
.v3-testi__name { font-size: var(--fs-sm); font-weight: 700; color: var(--v3-ink); }
.v3-testi__role { font-size: var(--fs-micro); color: var(--ink-400); margin-bottom: var(--s-3); }
.v3-testi__quote { font-size: var(--fs-xs); color: var(--ink-400); font-style: italic; }

/* ---------- Invest card (sáng, viền, không nền tối) ---------- */
.v3-invest {
  max-width: 480px; margin-inline: auto; padding: var(--s-7); border-radius: var(--v3-r-lg);
  background: rgba(16,32,43,.72); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 24px 48px -16px rgba(1,86,138,.35), inset 0 1px 0 rgba(255,255,255,.08);
  color: rgba(255,255,255,.85);
}
.v3-invest p, .v3-invest li { color: rgba(255,255,255,.85); }
.v3-invest ul { display: grid; gap: var(--s-3); margin: var(--s-5) 0 var(--s-6); }
.v3-invest li { display: flex; gap: var(--s-3); align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-700); }
.v3-invest li svg { flex: none; width: 16px; height: 16px; margin-top: 2px; color: var(--brand-blue); }

/* ---------- FAQ (flat, viền mảnh) ---------- */
.v3-faq { max-width: 720px; margin-inline: auto; display: grid; gap: var(--s-3); }
.v3-faq__item {
  background: var(--v3-glass-bg); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
  border: 1px solid var(--v3-glass-border); border-radius: var(--v3-r); overflow: hidden;
  box-shadow: var(--v3-shadow); transition: box-shadow .2s ease, border-color .2s ease;
}
.v3-faq__item.is-open { box-shadow: var(--v3-glass-shadow); border-color: rgba(1,86,138,.2); }
.v3-faq__q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-4) var(--s-5); background: none; border: 0; cursor: pointer; font-size: var(--fs-body); font-weight: 600; color: var(--v3-ink); text-align: left; }
.v3-faq__q svg { flex: none; color: var(--ink-400); transition: transform .2s ease; }
.v3-faq__item.is-open .v3-faq__q svg { transform: rotate(180deg); color: var(--brand-blue); }
.v3-faq__a { max-height: 0; overflow: hidden; transition: max-height .2s ease; font-size: var(--fs-sm); color: var(--ink-500); padding: 0 var(--s-5); }
.v3-faq__item.is-open .v3-faq__a { padding-bottom: var(--s-4); }

/* ---------- Form ---------- */
.v3-final { display: grid; gap: var(--s-10); }
@media (min-width: 980px) { .v3-final { grid-template-columns: 1fr 1fr; gap: var(--s-14); align-items: start; } }
.v3-final ul { display: grid; gap: var(--s-2); margin: var(--s-5) 0 var(--s-7); }
.v3-final li { display: flex; gap: var(--s-3); align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-700); }
.v3-final li svg { flex: none; width: 16px; height: 16px; margin-top: 2px; color: var(--brand-blue); }
.v3-final__contacts { display: flex; flex-wrap: wrap; gap: var(--s-5); font-size: var(--fs-sm); }
.v3-final__contacts a { color: var(--v3-ink); font-weight: 600; }
.v3-form {
  padding: var(--s-7);
  background: var(--v3-glass-bg-strong); backdrop-filter: var(--v3-glass-blur); -webkit-backdrop-filter: var(--v3-glass-blur);
  border: 1px solid var(--v3-glass-border); border-radius: var(--v3-r-lg); box-shadow: var(--v3-glass-shadow);
  position: relative; z-index: 1;
}
.v3-form-grid { display: grid; gap: var(--s-4); }
@media (min-width: 640px) { .v3-form-grid { grid-template-columns: 1fr 1fr; } }
.v3-form-grid .full { grid-column: 1 / -1; }
.v3-field { display: grid; gap: 6px; }
.v3-field label { font-size: var(--fs-sm); font-weight: 600; color: var(--ink-700); }
.req { color: var(--brand-red); }
.v3-input, .v3-select { height: 46px; padding: 0 var(--s-4); border: 1px solid var(--v3-border-strong); border-radius: var(--v3-r); font-size: var(--fs-body); font-family: inherit; color: var(--v3-ink); background: #fff; }
.v3-input:focus, .v3-select:focus { outline: none; border-color: var(--brand-blue); box-shadow: 0 0 0 3px var(--blue-50); }
.v3-check { display: flex; gap: var(--s-3); align-items: flex-start; font-size: var(--fs-xs); color: var(--ink-500); }
.v3-check input { margin-top: 2px; width: 16px; height: 16px; accent-color: var(--brand-blue); }
.v3-form-note { font-size: var(--fs-xs); color: var(--ink-400); margin-top: var(--s-3); }

/* ---------- Footer ---------- */
.v3-footer { padding-block: var(--s-10); border-top: 1px solid var(--v3-border); font-size: var(--fs-sm); color: var(--ink-500); }
.v3-footer a { color: var(--ink-700); }
.v3-footer__row { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-6); margin-bottom: 6px; }

/* ---------- Sticky mobile CTA ---------- */
.v3-sticky { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; display: flex; gap: var(--s-2); padding: var(--s-2) var(--s-3); padding-bottom: max(var(--s-2), env(safe-area-inset-bottom)); background: #fff; border-top: 1px solid var(--v3-border); }
.v3-sticky .v3-btn { flex: 1; height: 44px; font-size: var(--fs-xs); }
.v3-sticky .v3-btn--primary { flex: 1.4; }
@media (min-width: 900px) { .v3-sticky { display: none; } }
@media (max-width: 899px) { body { padding-bottom: 68px; } }