:root {
      --navy-950: #07192a;
      --navy-900: #0b2239;
      --navy-800: #12324f;
      --teal-700: #08736d;
      --teal-600: #0b8d84;
      --teal-500: #15a79d;
      --teal-100: #dff5f2;
      --teal-50: #eefaf8;
      --blue-50: #f2f7fb;
      --ink: #142333;
      --muted: #5f6f7e;
      --line: #dbe5eb;
      --white: #ffffff;
      --warning: #e7892f;
      --success: #16865a;
      --shadow-sm: 0 8px 24px rgba(10, 34, 56, .08);
      --shadow-md: 0 18px 50px rgba(10, 34, 56, .13);
      --radius-sm: 12px;
      --radius-md: 20px;
      --radius-lg: 30px;
      --container: 1180px;
      --header-h: 90px;
      --motion-fast: 600ms;
      --motion-hover: 600ms;
      --ease-hover: cubic-bezier(.4, 0, .2, 1);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 96px; }
    body {
      margin: 0;
      font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color: var(--ink);
      background: var(--white);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }
    body.menu-open { overflow: hidden; }
    img, svg { display: block; max-width: 100%; }
    button, input, select, textarea { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    a { color: inherit; text-decoration: none; }
    h1, h2, h3, h4, p { margin-top: 0; }
    h1, h2, h3, h4 { line-height: 1.2; letter-spacing: -.025em; }
    :focus-visible { outline: 3px solid rgba(21, 167, 157, .35); outline-offset: 3px; }

    /* Utilities/components previously supplied by the legacy theme. */
    .hidden, .hidden-seoh { display: none !important; }
    .scrollToTop {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 160;
      display: none;
      width: 46px;
      height: 46px;
      padding: 0;
      overflow: hidden;
      cursor: pointer;
      border: 1px solid rgba(255,255,255,.3);
      border-radius: 14px;
      background: var(--navy-900);
      box-shadow: 0 12px 28px rgba(7,25,42,.24);
      transition: transform var(--motion-hover) var(--ease-hover),
                  background-color var(--motion-fast) ease,
                  box-shadow var(--motion-hover) var(--ease-hover);
    }
    .scrollToTop:hover { background: var(--teal-700); }
    .scrollToTop img { display: block; width: 100%; height: 100%; object-fit: cover; }

    .container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
    .section { padding: 94px 0; }
    .section--soft { background: var(--blue-50); }
    .section--mint { background: var(--teal-50); }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      color: var(--teal-700);
      font-size: .78rem;
      font-weight: 800;
      letter-spacing: .12em;
      text-transform: uppercase;
    }
    .eyebrow::before { content: ""; width: 28px; height: 2px; border-radius: 2px; background: var(--teal-500); }
    .section-head { max-width: 760px; margin-bottom: 42px; }
    .section-head h2 { margin-bottom: 16px; font-size: clamp(2rem, 4vw, 3.05rem); color: var(--navy-900); }
    .section-head p { margin-bottom: 0; color: var(--muted); font-size: 1.04rem; }
    .section-head--center { margin-inline: auto; text-align: center; }
    .section-head--center .eyebrow::before { display: none; }

    .skip-link {
      position: fixed; left: 16px; top: -64px; z-index: 200;
      padding: 12px 18px; border-radius: 10px; background: var(--navy-950); color: white;
      transition: top .2s ease;
    }
    .skip-link:focus { top: 16px; }

    .topbar {
      position: static; inset: auto; z-index: auto; display: block;
      width: 100%; transform: none; padding: 0; border: 0; border-radius: 0;
      background: var(--navy-950); color: rgba(255,255,255,.78); font-size: .76rem;
      box-shadow: none; backdrop-filter: none;
    }
    .topbar__inner { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
    .topbar__list { display: flex; align-items: center; gap: 22px; }
    .topbar__item { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
    .topbar svg { width: 15px; height: 15px; color: #74d9d1; }

    .header {
      display: block;
      position: sticky; top: 0; z-index: 100;
      background: rgba(255,255,255,.94);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(219,229,235,.8);
      transition: box-shadow .25s ease;
    }
    .header.is-scrolled { box-shadow: 0 10px 30px rgba(7, 25, 42, .08); }
    .header > .container { width: min(calc(100% - 32px), 1380px); max-width: none; }
    .header__inner { min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: clamp(14px, 2vw, 28px); }
    .header .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      flex: 0 0 auto;
      width: 212px;
      height: 46px;
      max-width: 212px;
      overflow: hidden;
    }
    .header .brand > img { width: 100% !important; height: 100% !important; object-fit: contain; }
    .brand__mark { width: 46px; height: 46px; border-radius: 15px; overflow: hidden; box-shadow: 0 8px 20px rgba(11, 141, 132, .2); }
    .brand__text strong { display: block; color: var(--navy-900); font-size: 1.28rem; line-height: 1; letter-spacing: -.04em; }
    .brand__text span { display: block; margin-top: 5px; color: var(--teal-700); font-size: .62rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }

    .nav { min-width: 0; flex: 1 1 auto; display: flex; flex-wrap: nowrap; align-items: center; justify-content: flex-end; gap: clamp(12px, 1.8vw, 26px); }
    .nav__links { min-width: 0; display: flex; align-items: center; gap: clamp(12px, 1.45vw, 22px); }
    .nav__link { position: relative; flex: 0 0 auto; color: #334a5f; font-size: 1rem; font-weight: 600; white-space: nowrap; }
    .nav__link::after { content: ""; position: absolute; left: 0; bottom: -10px; width: 0; height: 2px; background: var(--teal-500); transition: width .2s ease; }
    .nav__link:hover { color: var(--teal-700); }
    .nav__link:hover::after { width: 100%; }
    .header__actions { flex: 0 0 auto; display: flex; flex-wrap: nowrap; align-items: center; gap: 10px; }
    .header__actions .btn { white-space: nowrap; }
    .nav__mobile-actions { display: none; }

    /* Keep both rows in one stacking context on inner pages. This prevents
       legacy positioning rules from reversing or separating the two rows. */
    body.wrap-pagein { padding-top: 0; }
    .inner-header-stack {
      position: sticky;
      top: 0;
      z-index: 100;
      width: 100%;
    }
    .inner-header-stack > .topbar {
      position: static;
      inset: auto;
      z-index: auto;
    }
    .inner-header-stack > .header {
      position: relative;
      top: auto;
      z-index: 1;
      border-top: 0;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 0 20px;
      border: 1px solid transparent;
      border-radius: 12px;
      cursor: pointer;
      font-weight: 700;
      font-size: .88rem;
      transition: transform var(--motion-hover) var(--ease-hover),
                  background-color var(--motion-fast) ease,
                  border-color var(--motion-fast) ease,
                  box-shadow var(--motion-hover) var(--ease-hover),
                  color var(--motion-fast) ease;
    }
    .btn svg { width: 18px; height: 18px; }
    .btn--primary { background: var(--teal-600); color: white; box-shadow: 0 10px 24px rgba(11,141,132,.22); }
    .btn--primary:hover { background: var(--teal-700); box-shadow: 0 14px 28px rgba(11,141,132,.3); }
    .btn--secondary { background: white; color: var(--navy-900); border-color: var(--line); }
    .btn--secondary:hover { border-color: var(--teal-500); color: var(--teal-700); }
    .btn--ghost { min-height: 42px; padding-inline: 14px; color: var(--teal-700); background: transparent; }
    .btn--light { background: white; color: var(--navy-900); }
    .btn--full { width: 100%; }
    .menu-toggle { display: none; width: 46px; height: 46px; padding: 0; background: white; border: 1px solid var(--line); border-radius: 12px; }
    .menu-toggle svg { width: 22px; height: 22px; margin: auto; }

    .hero {
      display: block; width: auto; min-height: 0; place-items: normal; color: var(--ink);
      position: relative;
      overflow: hidden;
      padding: 76px 0 64px;
      background:
        radial-gradient(circle at 90% 10%, rgba(58, 202, 190, .22), transparent 32%),
        linear-gradient(135deg, #f8fcfc 0%, #edf8f7 48%, #f6fafc 100%);
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      opacity: .4;
      background-image: linear-gradient(rgba(11,34,57,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(11,34,57,.04) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: linear-gradient(to right, transparent, black 50%, black);
    }
    .hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(400px, .94fr); gap: 64px; align-items: center; }
    .hero__badge {
      display: inline-flex; align-items: center; gap: 9px;
      padding: 8px 12px; margin-bottom: 20px;
      color: var(--teal-700); background: rgba(255,255,255,.82); border: 1px solid #cde9e6; border-radius: 999px;
      font-size: .75rem; font-weight: 700; box-shadow: var(--shadow-sm);
    }
    .hero__badge-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--teal-500); box-shadow: 0 0 0 5px rgba(21,167,157,.12); }

    /* Motion accents */
    .wow-motion {
      opacity: 0;
      transform: translate3d(0, 28px, 0);
      transition: opacity .68s ease var(--wow-delay, 0ms), transform .68s cubic-bezier(.2,.7,.2,1) var(--wow-delay, 0ms);
      will-change: opacity, transform;
    }
    .wow-motion.wow-from-left { transform: translate3d(-34px, 0, 0); }
    .wow-motion.wow-from-right { transform: translate3d(34px, 0, 0); }
    .wow-motion.is-visible { opacity: 1; transform: translate3d(0, 0, 0); }

    .hero__badge-dot { animation: vietdiag-dot-pulse 2.8s ease-out infinite; }
    .btn--primary { position: relative; isolation: isolate; overflow: hidden; }
    .btn--primary::after {
      content: "";
      position: absolute; z-index: 0;
      top: -70%; left: -38%;
      width: 26%; height: 240%;
      opacity: 0;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.58), transparent);
      transform: rotate(18deg) translate3d(-80%, 0, 0);
      animation: vietdiag-button-shine 7.2s cubic-bezier(.22, 1, .36, 1) infinite;
      pointer-events: none;
    }
    .btn--primary:disabled::after { animation: none; }
    .btn--primary svg { animation: vietdiag-arrow-nudge 4.2s ease-in-out infinite; }

    .trust-item__icon svg,
    .intent-card__icon svg,
    .package-card__icon svg,
    .why-item > svg {
      transform-origin: 50% 50%;
      will-change: transform;
      animation: vietdiag-icon-float 5.8s ease-in-out infinite;
    }
    .trust-item:nth-child(2n) .trust-item__icon svg,
    .intent-card:nth-child(2n) .intent-card__icon svg,
    .package-card:nth-child(2n) .package-card__icon svg,
    .why-item:nth-child(2n) > svg { animation-delay: -1.45s; }
    .trust-item:nth-child(3n) .trust-item__icon svg,
    .intent-card:nth-child(3n) .intent-card__icon svg,
    .package-card:nth-child(3n) .package-card__icon svg,
    .why-item:nth-child(3n) > svg { animation-delay: -2.9s; }

    @keyframes vietdiag-dot-pulse {
      0% { box-shadow: 0 0 0 0 rgba(21,167,157,.4); }
      65%, 100% { box-shadow: 0 0 0 9px rgba(21,167,157,0); }
    }
    @keyframes vietdiag-button-shine {
      0%, 70% { opacity: 0; transform: rotate(18deg) translate3d(-80%, 0, 0); }
      72% { opacity: .9; }
      86% { opacity: .75; transform: rotate(18deg) translate3d(650%, 0, 0); }
      88%, 100% { opacity: 0; transform: rotate(18deg) translate3d(650%, 0, 0); }
    }
    @keyframes vietdiag-arrow-nudge {
      0%, 68%, 100% { transform: translateX(0); }
      76% { transform: translateX(4px); }
      84% { transform: translateX(0); }
      92% { transform: translateX(3px); }
    }
    @keyframes vietdiag-icon-float {
      0%, 58%, 100% { transform: translate3d(0, 0, 0) rotate(0); }
      70% { transform: translate3d(0, -4px, 0) rotate(-3deg); }
      82% { transform: translate3d(0, 1px, 0) rotate(2deg); }
      90% { transform: translate3d(0, 0, 0) rotate(0); }
    }
    .hero h1 { max-width: 720px; margin-bottom: 22px; color: var(--navy-950); font-size: clamp(2.55rem, 5vw, 4.7rem); line-height: 1.04; }
    .hero h1 span { color: var(--teal-700); }
    .hero__lead { max-width: 700px; margin-bottom: 30px; color: #4d6274; font-size: clamp(1rem, 1.6vw, 1.16rem); }
    .hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
    .hero__trust { display: flex; flex-wrap: wrap; gap: 12px 24px; padding: 0; margin: 0; list-style: none; }
    .hero__trust li { display: flex; align-items: center; gap: 8px; color: #435a6e; font-size: .82rem; font-weight: 600; }
    .hero__trust svg { width: 18px; height: 18px; color: var(--success); }

    .consult-card {
      position: relative;
      padding: 26px;
      background: rgba(255,255,255,.95);
      border: 1px solid rgba(255,255,255,.9);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
    }
    .consult-card::before {
      content: ""; position: absolute; inset: -12px 42px auto -18px; height: 110px; z-index: -1;
      border-radius: 28px; background: linear-gradient(90deg, rgba(21,167,157,.25), rgba(18,50,79,.08)); transform: rotate(-3deg);
    }
    .consult-card__visual {
      position: relative; min-height: 220px; margin-bottom: 24px; overflow: hidden;
      border-radius: 22px; background: linear-gradient(145deg, #0b2239, #123f5e 70%, #0b8d84);
    }
    .consult-card__visual::after {
      content: ""; position: absolute; width: 220px; height: 220px; right: -70px; top: -60px; border-radius: 50%; border: 34px solid rgba(255,255,255,.05);
    }
    .machine-illustration { position: absolute; inset: 16px; display: grid; place-items: center; }
    .machine-illustration svg { width: 100%; max-height: 205px; filter: drop-shadow(0 18px 22px rgba(0,0,0,.22)); }
    .visual-chip { position: absolute; left: 16px; bottom: 16px; display: flex; align-items: center; gap: 8px; padding: 9px 11px; background: rgba(255,255,255,.93); border-radius: 11px; color: var(--navy-900); font-size: .67rem; font-weight: 700; }
    .visual-chip span { width: 8px; height: 8px; border-radius: 50%; background: #46cfa7; }
    .consult-card h2 { margin-bottom: 8px; color: var(--navy-900); font-size: 1.22rem; }
    .consult-card > p { margin-bottom: 18px; color: var(--muted); font-size: .84rem; }
    .mini-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .field { display: grid; gap: 7px; }
    .field--full { grid-column: 1 / -1; }
    .field label { color: #405569; font-size: .72rem; font-weight: 700; }
    .field input, .field select, .field textarea {
      width: 100%; min-height: 46px; padding: 0 13px; color: var(--ink); background: #f8fbfc; border: 1px solid #dce6eb; border-radius: 10px;
      font-size: .82rem; transition: border-color .2s ease, box-shadow .2s ease;
    }
    .field textarea { min-height: 104px; padding-top: 12px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--teal-500); box-shadow: 0 0 0 4px rgba(21,167,157,.1); }
    .form-note { margin: 8px 0 0; color: #71808d; font-size: .67rem; }

    .trust-strip { position: relative; margin-top: -1px; border-top: 1px solid #e6eeef; border-bottom: 1px solid #e6eeef; background: white; }
    .trust-strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
    .trust-item { display: flex; align-items: center; gap: 13px; min-height: 98px; padding: 20px 24px; border-right: 1px solid #e6eeef; }
    .trust-item:last-child { border-right: 0; }
    .trust-item__icon { flex: 0 0 42px; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px; color: var(--teal-700); background: var(--teal-50); }
    .trust-item__icon svg { width: 22px; height: 22px; }
    .trust-item strong { display: block; color: var(--navy-900); font-size: .83rem; }
    .trust-item span { display: block; margin-top: 3px; color: var(--muted); font-size: .72rem; line-height: 1.45; }

    .intent-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .intent-card {
      position: relative; min-height: 250px; padding: 26px; overflow: hidden;
      background: white; border: 1px solid var(--line); border-radius: var(--radius-md);
      transition: transform var(--motion-hover) var(--ease-hover),
                  border-color var(--motion-fast) ease,
                  box-shadow var(--motion-hover) var(--ease-hover);
    }
    .intent-card:hover { border-color: #a9dcd7; box-shadow: var(--shadow-sm); }
    .intent-card__num { position: absolute; right: 18px; top: 10px; color: rgba(8,115,109,.07); font-size: 4.8rem; font-weight: 800; line-height: 1; }
    .intent-card__icon { width: 50px; height: 50px; display: grid; place-items: center; margin-bottom: 22px; border-radius: 15px; color: white; background: linear-gradient(145deg, var(--teal-700), var(--teal-500)); }
    .intent-card__icon svg { width: 25px; height: 25px; }
    .intent-card__icon img, .trust-item__icon img, .package-card__icon img { width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
    .intent-card h3 { margin-bottom: 10px; color: var(--navy-900); font-size: 1.08rem; }
    .intent-card p { margin-bottom: 19px; color: var(--muted); font-size: .82rem; }
    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      padding: 0;
      color: var(--teal-700);
      background: transparent;
      border: 0;
      border-radius: 0;
      appearance: none;
      cursor: pointer;
      font: inherit;
      font-size: .78rem;
      font-weight: 800;
      line-height: 1.5;
      box-shadow: none;
      transition: color .2s ease, transform .2s ease;
    }
    .text-link:hover { color: var(--teal-500); }
    .text-link svg { width: 16px; height: 16px; transition: transform .2s ease; }
    .text-link:hover svg { transform: translateX(4px); }

    .problem-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 64px; align-items: center; }
    .problem-visual { position: relative; min-height: 470px; }
    .problem-visual > img { width: calc(100% - 42px); height: 440px; object-fit: cover; border-radius: 28px; box-shadow: var(--shadow-md); }
    .problem-visual__main { position: absolute; inset: 0 42px 30px 0; overflow: hidden; border-radius: 28px; background: linear-gradient(140deg, #0b2239 10%, #12536d 65%, #12a79d); box-shadow: var(--shadow-md); }
    .problem-visual__main svg { width: 100%; height: 100%; }
    .problem-stat { position: absolute; right: 0; bottom: 0; width: 215px; padding: 20px; background: white; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-sm); }
    .problem-stat__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
    .problem-stat__head strong { color: var(--navy-900); font-size: .82rem; }
    .problem-stat__badge { padding: 4px 8px; color: var(--success); background: #e8f7f0; border-radius: 999px; font-size: .6rem; font-weight: 800; }
    .bars { display: flex; align-items: flex-end; gap: 7px; height: 74px; }
    .bars span { flex: 1; border-radius: 5px 5px 2px 2px; background: linear-gradient(to top, var(--teal-700), #64d3c9); }
    .problem-copy h2 { margin-bottom: 18px; color: var(--navy-900); font-size: clamp(2rem, 4vw, 3rem); }
    .problem-copy > p { color: var(--muted); }
    .pain-list { display: grid; gap: 13px; margin: 28px 0; }
    .pain-item { display: grid; grid-template-columns: 42px 1fr; gap: 13px; align-items: start; padding: 14px 16px; background: white; border: 1px solid var(--line); border-radius: 14px; }
    .pain-item__icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; color: var(--teal-700); background: var(--teal-50); }
    .pain-item__icon svg { width: 21px; height: 21px; }
    .pain-item strong { display: block; margin-bottom: 3px; color: var(--navy-900); font-size: .82rem; }
    .pain-item span { display: block; color: var(--muted); font-size: .76rem; }

    .solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .solution-card {
      display: grid; grid-template-columns: 1fr 160px; min-height: 260px; overflow: hidden;
      background: white; border: 1px solid var(--line); border-radius: 22px;
      transition: transform var(--motion-hover) var(--ease-hover),
                  box-shadow var(--motion-hover) var(--ease-hover);
    }
    .solution-card:hover { box-shadow: var(--shadow-sm); }
    .solution-card__copy { padding: 28px 16px 26px 28px; }
    .solution-card__tag { display: inline-flex; margin-bottom: 18px; padding: 6px 9px; color: var(--teal-700); background: var(--teal-50); border-radius: 999px; font-size: .65rem; font-weight: 800; }
    .solution-card h3 { margin-bottom: 10px; color: var(--navy-900); font-size: 1.2rem; }
    .solution-card p { margin-bottom: 18px; color: var(--muted); font-size: .8rem; }
    .solution-card__visual { position: relative; display: grid; place-items: center; overflow: hidden; background: linear-gradient(160deg, #edf9f8, #dff0f4); }
    .solution-card__visual::before { content: ""; position: absolute; width: 130px; height: 130px; border-radius: 50%; background: rgba(21,167,157,.12); }
    .solution-card__visual svg { position: relative; width: 120px; height: 120px; }
    .solution-card__visual img {
      position: relative;
      z-index: 1;
      width: 120px;
      height: 120px;
      min-width: 0;
      min-height: 0;
      object-fit: cover;
      border-radius: 50%;
    }

    .package-tabs { display: flex; gap: 8px; width: fit-content; margin: 0 auto 30px; padding: 6px; background: #e9f1f4; border-radius: 14px; }
    .package-tab { min-height: 40px; padding: 0 16px; border: 0; border-radius: 10px; color: #557084; background: transparent; cursor: pointer; font-size: .75rem; font-weight: 700; }
    .package-tab.is-active { color: var(--navy-900); background: white; box-shadow: 0 4px 12px rgba(7,25,42,.08); }
    .package-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .package-card { position: relative; padding: 30px; background: white; border: 1px solid var(--line); border-radius: 22px; }
    .package-card.is-featured { border-color: var(--teal-500); box-shadow: var(--shadow-md); transform: translateY(-8px); }
    .package-ribbon { position: absolute; top: 16px; right: 16px; padding: 6px 10px; color: white; background: var(--teal-700); border-radius: 999px; font-size: .62rem; font-weight: 800; }
    .package-card__icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 22px; color: var(--teal-700); background: var(--teal-50); border-radius: 16px; }
    .package-card__icon svg { width: 27px; height: 27px; }
    .package-card h3 { margin-bottom: 8px; color: var(--navy-900); font-size: 1.28rem; }
    .package-card__for { min-height: 50px; margin-bottom: 20px; color: var(--muted); font-size: .78rem; }
    .package-card ul { display: grid; gap: 10px; padding: 0; margin: 0 0 24px; list-style: none; }
    .package-card li { display: flex; gap: 9px; color: #4f6577; font-size: .77rem; }
    .package-card li svg { flex: 0 0 17px; width: 17px; height: 17px; margin-top: 2px; color: var(--success); }
    .package-card__meta { padding-top: 18px; margin-top: auto; border-top: 1px solid var(--line); color: #748491; font-size: .7rem; }

    .why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 62px; align-items: start; }
    .why-copy h2 { font-size: clamp(2rem, 4vw, 3rem); color: white; }
    .why-copy > p { color: rgba(255,255,255,.7); }
    .why-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 30px; }
    .why-item { padding: 18px; border: 1px solid rgba(255,255,255,.13); border-radius: 16px; background: rgba(255,255,255,.055); }
    .why-item svg { width: 23px; height: 23px; margin-bottom: 14px; color: #6fe0d6; }
    .why-item img { width: 28px; height: 28px; margin-bottom: 14px; object-fit: cover; border-radius: 8px; }
    .why-item strong { display: block; margin-bottom: 5px; color: white; font-size: .82rem; }
    .why-item span { color: rgba(255,255,255,.63); font-size: .71rem; }
    .why-section { position: relative; overflow: hidden; background: var(--navy-950); }
    .why-section::after { content: ""; position: absolute; width: 540px; height: 540px; right: -180px; top: -180px; border-radius: 50%; border: 80px solid rgba(21,167,157,.08); }
    .process-card { position: relative; z-index: 1; padding: 28px; background: white; border-radius: 24px; box-shadow: var(--shadow-md); }
    .process-card h3 { margin-bottom: 22px; color: var(--navy-900); font-size: 1.2rem; }
    .process-list { display: grid; gap: 4px; }
    .process-step { display: grid; grid-template-columns: 48px 1fr; gap: 14px; position: relative; padding: 9px 0 18px; }
    .process-step:not(:last-child)::after { content: ""; position: absolute; left: 23px; top: 52px; bottom: -1px; width: 1px; background: #cfe3e1; }
    .process-step__num { position: relative; z-index: 1; width: 48px; height: 48px; display: grid; place-items: center; color: var(--teal-700); background: var(--teal-50); border: 1px solid #cce7e4; border-radius: 14px; font-size: .8rem; font-weight: 800; }
    .process-step strong { display: block; margin: 3px 0 4px; color: var(--navy-900); font-size: .82rem; }
    .process-step span { color: var(--muted); font-size: .72rem; }

    .product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .product-card { overflow: hidden; background: white; border: 1px solid var(--line); border-radius: 19px; transition: transform var(--motion-hover) var(--ease-hover), box-shadow var(--motion-hover) var(--ease-hover); }
    .product-card:hover { box-shadow: var(--shadow-sm); }
    .product-card__media { position: relative; min-height: 190px; display: grid; place-items: center; overflow: hidden; background: linear-gradient(145deg, #f1f8fa, #e4f4f2); }
    .product-card__media::before { content: ""; position: absolute; width: 150px; height: 150px; border-radius: 50%; background: white; opacity: .75; }
    .product-card__media svg { position: relative; width: 145px; height: 145px; }
    .product-card__media img { position: relative; z-index: 1; width: 145px; height: 145px; object-fit: cover; border-radius: 50%; }
    .product-card__badge { position: absolute; top: 13px; left: 13px; padding: 6px 9px; color: var(--teal-700); background: rgba(255,255,255,.92); border-radius: 999px; font-size: .58rem; font-weight: 800; }
    .product-card__body { padding: 20px; }
    .product-card__cat { margin-bottom: 7px; color: var(--teal-700); font-size: .62rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
    .product-card h3 { min-height: 44px; margin-bottom: 9px; color: var(--navy-900); font-size: .94rem; }
    .product-card p { min-height: 58px; margin-bottom: 16px; color: var(--muted); font-size: .72rem; }
    .product-card__actions { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding-top: 14px; border-top: 1px solid var(--line); }
    .product-card__actions span { color: #748491; font-size: .63rem; }

    .case-grid { display: grid; grid-template-columns: 1.2fr .8fr; grid-template-rows: 250px 250px; gap: 18px; }
    .case-card { position: relative; overflow: hidden; border-radius: 22px; background: var(--navy-900); }
    .case-card:first-child { grid-row: 1 / 3; }
    .case-card__bg { position: absolute; inset: 0; }
    .case-card__bg svg { width: 100%; height: 100%; }
    .case-card__bg img { width: 100%; height: 100%; object-fit: cover; }
    .rich-content ul { display: grid; gap: 10px; padding-left: 20px; margin: 20px 0 26px; color: var(--muted); }
    .case-card__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(5,20,34,.9), rgba(5,20,34,.08) 70%); }
    .case-card__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px; color: white; }
    .case-card__tag { display: inline-flex; margin-bottom: 9px; padding: 5px 8px; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.2); border-radius: 999px; font-size: .58rem; font-weight: 700; }
    .case-card h3 { margin-bottom: 7px; font-size: 1.14rem; }
    .case-card:first-child h3 { font-size: 1.55rem; }
    .case-card p { margin-bottom: 0; color: rgba(255,255,255,.72); font-size: .71rem; }

    .support-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
    .support-card { padding: 32px; color: white; background: linear-gradient(150deg, var(--navy-900), #0a4656); border-radius: 26px; box-shadow: var(--shadow-md); }
    .support-card__icon { width: 58px; height: 58px; display: grid; place-items: center; margin-bottom: 22px; color: var(--navy-900); background: white; border-radius: 17px; }
    .support-card__icon svg { width: 29px; height: 29px; }
    .support-card h3 { margin-bottom: 12px; font-size: 1.5rem; }
    .support-card > p { color: rgba(255,255,255,.72); font-size: .82rem; }
    .support-card__contact { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
    .support-card__contact a { display: inline-flex; align-items: center; gap: 7px; padding: 9px 11px; color: white; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.13); border-radius: 10px; font-size: .7rem; font-weight: 700; }
    .support-card__contact svg { width: 16px; height: 16px; }
    .support-list { display: grid; gap: 12px; }
    .support-item { display: grid; grid-template-columns: 50px 1fr; gap: 14px; padding: 17px; background: white; border: 1px solid var(--line); border-radius: 15px; }
    .support-item__icon { width: 50px; height: 50px; display: grid; place-items: center; color: var(--teal-700); background: var(--teal-50); border-radius: 14px; }
    .support-item__icon svg { width: 24px; height: 24px; }
    .support-item strong { display: block; margin: 3px 0 4px; color: var(--navy-900); font-size: .86rem; }
    .support-item span { color: var(--muted); font-size: .74rem; }

    .article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .article-card { overflow: hidden; background: white; border: 1px solid var(--line); border-radius: 19px; transition: transform var(--motion-hover) var(--ease-hover), box-shadow var(--motion-hover) var(--ease-hover); }
    .article-card:hover { box-shadow: var(--shadow-sm); }
    .article-card__media { aspect-ratio: 5 / 3; min-height: 0; display: grid; place-items: center; overflow: hidden; background: linear-gradient(145deg, #e9f5f4, #d9eaf2); }
    .article-card__media svg { width: 100%; height: 190px; }
    .article-card__media img { width: 100%; height: 100%; object-fit: cover; }
    .article-card__body { padding: 21px; }
    .article-card__meta { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 10px; color: #718392; font-size: .63rem; }
    .article-card__meta span:first-child { color: var(--teal-700); font-weight: 800; }
    .article-card h3 { margin-bottom: 13px; color: var(--navy-900); font-size: 1rem; }

    .faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; }
    .faq-intro h2 { margin-bottom: 16px; color: var(--navy-900); font-size: clamp(2rem, 4vw, 2.8rem); }
    .faq-intro p { color: var(--muted); }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-question { width: 100%; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 19px 0; border: 0; color: var(--navy-900); background: transparent; cursor: pointer; text-align: left; font-size: .87rem; font-weight: 700; }
    .faq-question svg { flex: 0 0 20px; width: 20px; height: 20px; color: var(--teal-700); transition: transform .2s ease; }
    .faq-item.is-open .faq-question svg { transform: rotate(45deg); }
    .faq-answer { max-height: 0; overflow: hidden; color: var(--muted); font-size: .78rem; transition: max-height .28s ease, padding .28s ease; }
    .faq-item.is-open .faq-answer { max-height: 240px; padding: 0 0 20px; }
    .faq-answer p { margin: 0; }

    .lead-section { padding: 0 0 94px; background: white; }
    .lead-box { position: relative; overflow: hidden; display: grid; grid-template-columns: .92fr 1.08fr; gap: 50px; padding: 54px; color: white; background: linear-gradient(135deg, var(--navy-950), #123a58 60%, #0b7c76); border-radius: 30px; box-shadow: var(--shadow-md); }
    .lead-box::before { content: ""; position: absolute; width: 420px; height: 420px; left: -220px; bottom: -250px; border-radius: 50%; border: 70px solid rgba(255,255,255,.05); }
    .lead-box__copy, .lead-form { position: relative; z-index: 1; }
    .lead-box__copy h2 { margin-bottom: 16px; font-size: clamp(2rem, 4vw, 3rem); }
    .lead-box__copy p { max-width: 520px; color: rgba(255,255,255,.72); }
    .lead-points { display: grid; gap: 11px; padding: 0; margin: 25px 0 0; list-style: none; }
    .lead-points li { display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.85); font-size: .76rem; }
    .lead-points svg { width: 18px; height: 18px; color: #6fe0d6; }
    .lead-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 24px; background: white; border-radius: 20px; }
    .lead-form .field label { color: #405569; }
    .lead-form .form-note { grid-column: 1 / -1; }

    .footer { padding: 62px 0 24px; color: rgba(255,255,255,.72); background: var(--navy-950); }
    .footer__grid { display: grid; grid-template-columns: 1.45fr 1fr 1fr 1.15fr; gap: 42px; }
    .footer .brand__text strong { color: white; }
    .footer .brand__text span { color: #6fe0d6; }
    .footer__about { margin-top: 18px; color: rgba(255,255,255,.6); font-size: .75rem; }
    .footer h3 { margin-bottom: 17px; color: white; font-size: .84rem; }
    .footer__links { display: grid; gap: 10px; }
    .footer__links a { color: rgba(255,255,255,.63); font-size: .73rem; }
    .footer__links a:hover { color: #72ded5; }
    .footer__contact { display: grid; gap: 12px; }
    .footer__contact a, .footer__contact span { display: flex; gap: 9px; align-items: flex-start; font-size: .72rem; }
    .footer__contact svg { flex: 0 0 17px; width: 17px; height: 17px; margin-top: 3px; color: #72ded5; }
    .footer__bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; margin-top: 42px; border-top: 1px solid rgba(255,255,255,.1); font-size: .65rem; }

    .mobile-sticky { display: none; position: fixed; z-index: 98; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); padding: 8px; background: rgba(255,255,255,.96); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 12px 35px rgba(7,25,42,.2); backdrop-filter: blur(14px); }
    .mobile-sticky__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
    .mobile-sticky .btn { min-height: 44px; padding-inline: 10px; font-size: .76rem; }

    .modal { position: fixed; inset: 0; z-index: 300; display: none; place-items: center; padding: 20px; background: rgba(5,19,33,.72); backdrop-filter: blur(8px); }
    .modal.is-open { display: grid; }
    .modal__dialog { width: min(100%, 620px); max-height: min(90vh, 760px); overflow: auto; padding: 28px; background: white; border-radius: 24px; box-shadow: 0 30px 80px rgba(0,0,0,.3); }
    .modal__head { display: flex; align-items: start; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
    .modal__head h2 { margin-bottom: 7px; color: var(--navy-900); font-size: 1.45rem; }
    .modal__head p { margin-bottom: 0; color: var(--muted); font-size: .76rem; }
    .modal__close { flex: 0 0 40px; width: 40px; height: 40px; display: grid; place-items: center; padding: 0; border: 1px solid var(--line); border-radius: 11px; background: white; cursor: pointer; }
    .modal__close svg { width: 19px; height: 19px; }
    .modal .mini-form { grid-template-columns: 1fr 1fr; }

    .toast { position: fixed; z-index: 500; right: 20px; bottom: 20px; max-width: 360px; display: flex; align-items: start; gap: 11px; padding: 15px 17px; color: white; background: var(--navy-900); border-radius: 14px; box-shadow: var(--shadow-md); transform: translateY(120px); opacity: 0; transition: transform .3s ease, opacity .3s ease; }
    .toast.is-show { transform: translateY(0); opacity: 1; }
    .toast svg { flex: 0 0 20px; width: 20px; height: 20px; margin-top: 1px; color: #70dfd6; }
    .toast strong { display: block; font-size: .78rem; }
    .toast span { display: block; margin-top: 2px; color: rgba(255,255,255,.7); font-size: .68rem; }

    /* Keep hover feedback smooth and avoid layout shifts when the pointer enters/leaves. */
    .scrollToTop,
    .btn,
    .intent-card,
    .solution-card,
    .product-card,
    .article-card {
      backface-visibility: hidden;
      transform: translate3d(0, 0, 0);
      transition-duration: var(--motion-hover);
      transition-timing-function: var(--ease-hover);
    }
    .nav__link,
    .footer__links a,
    .support-card__contact a,
    .package-tab,
    .modal__close {
      transition: color var(--motion-fast) ease,
                  background-color var(--motion-fast) ease,
                  border-color var(--motion-fast) ease,
                  box-shadow var(--motion-fast) ease,
                  opacity var(--motion-fast) ease;
    }
    .nav__link::after { transition: transform var(--motion-hover) var(--ease-hover); transform: scaleX(0); transform-origin: left; width: 100%; }
    .text-link { transition: color var(--motion-hover) var(--ease-hover), transform var(--motion-hover) var(--ease-hover); }
    .text-link svg { transition: transform var(--motion-hover) var(--ease-hover); }
    .case-card__bg img,
    .case-card__bg svg,
    .product-card__media img,
    .article-card__media img {
      transition: transform var(--motion-hover) var(--ease-hover);
    }
    .why-item,
    .support-item {
      transition: transform var(--motion-hover) var(--ease-hover),
                  background-color var(--motion-fast) ease,
                  border-color var(--motion-fast) ease,
                  box-shadow var(--motion-hover) var(--ease-hover);
    }

    @media (hover: hover) and (pointer: fine) {
      .scrollToTop:hover { transform: translateY(-3px); }
      .btn:hover { transform: translateY(-2px); }
      .intent-card:hover { transform: translateY(-6px); }
      .solution-card:hover { transform: translateY(-4px); }
      .product-card:hover,
      .article-card:hover { transform: translateY(-5px); }
      .nav__link:hover::after { transform: scaleX(1); }
      .text-link:hover { transform: translateX(3px); }
      .product-card:hover .product-card__media img,
      .article-card:hover .article-card__media img,
      .case-card:hover .case-card__bg img,
      .case-card:hover .case-card__bg svg { transform: scale(1.035); }
      .why-item:hover,
      .support-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
      .why-item:hover { border-color: rgba(111,224,214,.32); background: rgba(255,255,255,.085); }
      .support-item:hover { border-color: #b7ddd9; }
      .support-card__contact a:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.25); }
      .package-tab:not(.is-active):hover { color: var(--teal-700); background: rgba(255,255,255,.58); }
      .modal__close:hover { color: var(--teal-700); background: var(--teal-50); border-color: #b7ddd9; }
    }

    @media (max-width: 1280px) {
      .header > .container { width: min(calc(100% - 24px), 1240px); }
      .nav__links { gap: 14px; }
      .nav__link { font-size: .78rem; }
      .header__actions .btn--secondary { display: none; }
    }

    /* Điều hướng dạng drawer trên tablet/mobile. Đặt menu theo chính header để
       không bị backdrop-filter tạo containing block và làm menu đè trong suốt lên Hero. */
    @media (max-width: 1040px) {
      :root { --header-h: 68px; }
      .header { background: #fff; backdrop-filter: none; }
      .header > .container { width: min(calc(100% - 28px), var(--container)); }
      .header__inner { position: static; gap: 14px; }
      .nav { position: static; flex: 0 0 auto; }
      .menu-toggle { display: inline-grid; position: relative; z-index: 2; }
      .header__actions .btn { display: none; }
      .nav__links {
        position: absolute; z-index: 120; left: 0; right: 0; top: 100%;
        height: calc(100dvh - var(--header-h));
        max-height: calc(100vh - var(--header-h));
        display: flex; flex-direction: column; align-items: stretch; gap: 0;
        padding: 14px 20px calc(108px + env(safe-area-inset-bottom));
        overflow-y: auto; overscroll-behavior: contain;
        background: #fff; border-top: 1px solid var(--line);
        box-shadow: 0 24px 50px rgba(7, 25, 42, .16);
        opacity: 0; visibility: hidden; pointer-events: none;
        transform: translateY(-12px);
        transition: transform .24s ease, opacity .2s ease, visibility .2s ease;
      }
      body.menu-open .nav__links {
        opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0);
      }
      .nav__link {
        display: flex; align-items: center; min-height: 56px; padding: 0 4px;
        border-bottom: 1px solid var(--line); color: var(--navy-900);
        font-size: .95rem; font-weight: 700; white-space: nowrap;
      }
      .nav__link::after { display: none; }
      .nav__mobile-actions { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 18px; padding-top: 4px; }
      .nav__mobile-actions .btn { width: 100%; min-height: 50px; }
    }

    @media (max-width: 1100px) {
      .nav__links { gap: 15px; }
      .nav__link { font-size: .78rem; }
      .header__actions .btn--secondary { display: none; }
      .hero__grid { grid-template-columns: 1fr 410px; gap: 40px; }
      .intent-grid { grid-template-columns: repeat(2, 1fr); }
      .product-grid { grid-template-columns: repeat(2, 1fr); }
      .footer__grid { grid-template-columns: 1.25fr 1fr 1fr; }
      .footer__grid > div:last-child { grid-column: 1 / -1; }
    }

    @media (max-width: 900px) {
      .topbar__inner { justify-content: center; }
      .topbar__list--right { display: none; }
      .hero { padding-top: 56px; }
      .hero__grid, .problem-grid, .why-grid, .support-grid, .faq-grid, .lead-box { grid-template-columns: 1fr; }
      .hero__grid { gap: 38px; }
      .hero__copy { max-width: 760px; }
      .consult-card { max-width: 620px; }
      .trust-strip__grid { grid-template-columns: repeat(2, 1fr); }
      .trust-item:nth-child(2) { border-right: 0; }
      .trust-item:nth-child(-n+2) { border-bottom: 1px solid #e6eeef; }
      .problem-visual { order: 2; min-height: 420px; }
      .solution-grid { grid-template-columns: 1fr; }
      .package-grid { grid-template-columns: 1fr; }
      .package-card.is-featured { transform: none; }
      .case-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 310px 230px; }
      .case-card:first-child { grid-column: 1 / -1; grid-row: auto; }
      .lead-box { padding: 42px; }
      .footer__grid { grid-template-columns: repeat(2, 1fr); }
      .footer__grid > div:last-child { grid-column: auto; }
    }

    @media (max-width: 640px) {
      .container { width: min(calc(100% - 28px), var(--container)); }
      .section { padding: 68px 0; }
      .topbar__list { width: 100%; justify-content: space-between; gap: 8px; }
      .topbar__item:last-child { display: none; }
      .header .brand { width: 168px !important; height: 38px !important; max-width: 168px; }
      .brand__mark { width: 42px; height: 42px; }
      .brand__text strong { font-size: 1.14rem; }
      .brand__text span { font-size: .54rem; }
      .hero { padding: 46px 0 54px; }
      .hero h1 { font-size: clamp(2.25rem, 12vw, 3.2rem); }
      .hero__actions { display: grid; grid-template-columns: 1fr; }
      .hero__actions .btn { width: 100%; }
      .hero__trust { display: grid; grid-template-columns: 1fr; gap: 10px; }
      .consult-card { padding: 18px; border-radius: 22px; }
      .consult-card__visual { min-height: 190px; }
      .mini-form, .lead-form, .modal .mini-form { grid-template-columns: 1fr; }
      .field--full { grid-column: auto; }
      .trust-strip__grid, .intent-grid, .product-grid, .why-list, .article-grid, .footer__grid { grid-template-columns: 1fr; }
      .trust-item { min-height: auto; border-right: 0; border-bottom: 1px solid #e6eeef; }
      .trust-item:last-child { border-bottom: 0; }
      .section-head { margin-bottom: 30px; }
      .problem-visual { min-height: 350px; }
      .problem-visual__main { inset: 0 20px 30px 0; }
      .problem-stat { width: 182px; padding: 16px; }
      .solution-card { grid-template-columns: 1fr 120px; }
      .solution-card__copy { padding: 23px 10px 22px 22px; }
      .solution-card__visual svg,
      .solution-card__visual img { width: 96px; height: 96px; }
      .package-tabs { width: 100%; overflow-x: auto; justify-content: flex-start; }
      .package-tab { flex: 0 0 auto; }
      .case-grid { display: grid; grid-template-columns: 1fr; grid-template-rows: 330px 230px 230px; }
      .case-card:first-child { grid-column: auto; }
      .support-card { padding: 25px; }
      .lead-box { padding: 30px 20px; border-radius: 24px; }
      .lead-form .form-note { grid-column: auto; }
      .footer { padding-bottom: 110px; }
      .scrollToTop { right: 14px; bottom: 92px; width: 44px; height: 44px; }
      .footer__bottom { flex-direction: column; }
      .mobile-sticky { display: block; }
      .toast { left: 14px; right: 14px; bottom: 88px; }
    }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .wow-motion { opacity: 1; transform: none; transition: none; }
    }
.list-catagory span{
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 5px 15px;
    cursor: pointer;
    margin-right: 10px;
}
.list-catagory span:hover{
  background: var(--teal-700);
} 
.list-catagory span:hover a{
  color: white;
}