/* VLVH public registration: visual layer only. Loaded last, scoped to body.vlvh-page.
   Does not change markup contracts used by assets/step-by-step/function_vlvh.js. */

body.vlvh-page {
    --vl-accent: #4e73df;
    --vl-accent-strong: #224abe;
    --vl-accent-soft: #e0e7ff;
    --vl-ink: #14202e;
    --vl-muted: #51606f;
    --vl-line: #d5dde6;
    --vl-surface: #ffffff;
    --vl-bg: #f3f6f9;
    --vl-danger: #b3261e;
    --vl-r-ctl: 10px;
    --vl-r-card: 16px;
    --vl-shadow: 0 1px 2px rgba(20, 50, 90, .06), 0 12px 32px -12px rgba(20, 50, 90, .18);
    color-scheme: light;
    font-family: "Be Vietnam Pro", "Segoe UI", system-ui, sans-serif;
    color: var(--vl-ink);
    background: var(--vl-bg);
    padding-bottom: 72px;
}

body.vlvh-page p { color: var(--vl-muted); }
body.vlvh-page label { font-weight: 600; color: var(--vl-ink); font-size: .92rem; }
body.vlvh-page .text-primary { color: var(--vl-accent) !important; }

/* ---------- Top menu pill (partial menu.php) ---------- */
body.vlvh-page .show-large {
    margin: 18px auto 0 !important;
    border-radius: var(--vl-r-ctl);
    background: var(--vl-surface);
    box-shadow: 0 0 0 1px var(--vl-line);
    padding: 6px;
    gap: 4px;
}
body.vlvh-page .menu-button {
    border-radius: 8px;
    background: transparent;
    color: var(--vl-ink);
    font-size: .92rem;
    font-weight: 600;
    padding: 8px 16px;
}
body.vlvh-page .menu-button:hover { background: var(--vl-accent-soft); color: var(--vl-accent-strong); }
body.vlvh-page .submenu { border-radius: 12px; box-shadow: var(--vl-shadow); border: 1px solid var(--vl-line); }
body.vlvh-page .submenu a { color: var(--vl-ink); text-align: left; font-size: .9rem; }
body.vlvh-page .submenu a:hover { background: var(--vl-accent-soft); }
body.vlvh-page .mobile-menu { background: var(--vl-accent-strong); }

/* ---------- Layout shell ---------- */
body.vlvh-page .vl-card {
    border: 1px solid var(--vl-line);
    border-radius: var(--vl-r-card);
    background: var(--vl-surface);
    box-shadow: var(--vl-shadow);
    overflow: hidden;
}
body.vlvh-page .vl-card .card-header { border-radius: 0; }

body.vlvh-page #msform { margin-top: 0; padding: 28px 32px 8px; }
@media (max-width: 767px) {
    body.vlvh-page #msform { padding: 20px 16px 4px; }
}

/* ---------- Stepper ---------- */
body.vlvh-page #progressbar { margin-bottom: 14px; padding: 0; }
body.vlvh-page #progressbar li {
    font-size: .8rem;
    font-weight: 600;
    color: var(--vl-muted);
    border: 0;
    text-align: center;
}
body.vlvh-page #progressbar li:before {
    width: 44px; height: 44px; line-height: 44px;
    font-size: 17px;
    padding: 0;
    background: #fff;
    color: var(--vl-muted);
    border: 2px solid var(--vl-line);
    margin-bottom: 8px;
    transition: background .2s, border-color .2s, color .2s;
}
body.vlvh-page #progressbar li:after { height: 2px; top: 21px; background: var(--vl-line); }
body.vlvh-page #progressbar li.active { color: var(--vl-accent); }
body.vlvh-page #progressbar li.active:before { background: var(--vl-accent); border-color: var(--vl-accent); color: #fff; }
body.vlvh-page #progressbar li.active:after { background: var(--vl-accent); }
body.vlvh-page .progress {
    height: 4px;
    border-radius: 4px;
    background: var(--vl-line);
    margin-bottom: 18px;
}
body.vlvh-page .progress-bar { background: var(--vl-accent); animation: none; background-image: none; }

/* ---------- Step headings ---------- */
body.vlvh-page .fs-title { font-size: 1.25rem; font-weight: 700; color: var(--vl-ink); margin-bottom: 18px; }
body.vlvh-page .steps { font-size: .9rem; font-weight: 600; color: var(--vl-muted); }
body.vlvh-page #msform fieldset { border-radius: 0; padding-bottom: 12px; background: transparent; }
body.vlvh-page .form-card { padding: 0 !important; }

/* ---------- Controls ---------- */
body.vlvh-page #msform input,
body.vlvh-page #msform textarea,
body.vlvh-page #msform select,
body.vlvh-page .form-control {
    font-size: 1rem;
    letter-spacing: 0;
    color: var(--vl-ink);
    background-color: #fff;
    border: 1px solid #9aa8b6;
    border-radius: var(--vl-r-ctl);
}
body.vlvh-page .form-control { min-height: 44px; }
body.vlvh-page #msform input::placeholder,
body.vlvh-page #msform textarea::placeholder { color: #6a7886; }
body.vlvh-page #msform input:focus,
body.vlvh-page #msform textarea:focus,
body.vlvh-page #msform select:focus,
body.vlvh-page .form-control:focus {
    border-color: var(--vl-accent);
    box-shadow: 0 0 0 3px rgba(27, 94, 161, .22) !important;
    outline: 0;
}
body.vlvh-page #msform input[type="radio"],
body.vlvh-page #msform input[type="checkbox"] { accent-color: var(--vl-accent); }
body.vlvh-page .custom-file-input { min-height: 44px; }
body.vlvh-page .custom-file-label { border-radius: var(--vl-r-ctl); height: 44px; line-height: 2; border-color: #9aa8b6; }
body.vlvh-page .custom-file-label::after { height: 42px; line-height: 2; border-radius: 0 var(--vl-r-ctl) var(--vl-r-ctl) 0; background: var(--vl-accent-soft); color: var(--vl-accent-strong); }
body.vlvh-page small, body.vlvh-page .sub-label { color: var(--vl-muted); }
body.vlvh-page .select2-container--default .select2-selection--single,
body.vlvh-page .select2-container--bootstrap .select2-selection--single { border-radius: var(--vl-r-ctl); border-color: #9aa8b6; min-height: 44px; }
body.vlvh-page .title-doituong { color: var(--vl-danger); }
body.vlvh-page table th, body.vlvh-page table td { vertical-align: middle; }

/* ---------- Buttons ---------- */
body.vlvh-page #msform .action-button,
body.vlvh-page #msform .action-button-previous {
    width: auto;
    min-width: 168px;
    padding: 12px 22px;
    border-radius: var(--vl-r-ctl);
    font-weight: 600;
    font-size: .95rem;
    margin: 16px 0 16px 10px;
    transition: background-color .15s, transform .1s, box-shadow .15s;
}
body.vlvh-page #msform .action-button { background: var(--vl-accent); color: #fff; }
body.vlvh-page #msform .action-button:hover,
body.vlvh-page #msform .action-button:focus { background: var(--vl-accent-strong); }
body.vlvh-page #msform .action-button-previous {
    background: #fff;
    color: var(--vl-ink);
    border: 1px solid #9aa8b6;
    margin-left: 0;
}
body.vlvh-page #msform .action-button-previous:hover,
body.vlvh-page #msform .action-button-previous:focus { background: var(--vl-accent-soft); color: var(--vl-accent-strong); }
body.vlvh-page #msform .action-button:active,
body.vlvh-page #msform .action-button-previous:active { transform: translateY(1px); }
body.vlvh-page #msform .action-button:focus-visible,
body.vlvh-page #msform .action-button-previous:focus-visible { outline: 3px solid rgba(27, 94, 161, .4); outline-offset: 2px; }
body.vlvh-page #msform fieldset::after { content: ""; display: block; clear: both; }

@media (max-width: 576px) {
    body.vlvh-page #msform .action-button,
    body.vlvh-page #msform .action-button-previous { width: 100% !important; margin: 8px 0 0; float: none; }
}

/* ---------- Closed-gate notice ---------- */
body.vlvh-page .text-center.p-0 > .p-4 { padding: 48px 24px !important; }
body.vlvh-page .fa-lock.fa-4x { font-size: 2.2rem; color: var(--vl-accent) !important; width: 72px; height: 72px; line-height: 72px; border-radius: 50%; background: var(--vl-accent-soft); }
body.vlvh-page h3.text-danger { color: var(--vl-ink) !important; font-size: 1.35rem; text-transform: none; }
body.vlvh-page .alert-warning { background: var(--vl-accent-soft); border: 1px solid #bcd3ea; color: var(--vl-ink); border-radius: var(--vl-r-ctl); }
body.vlvh-page .btn-primary { background: var(--vl-accent); border-color: var(--vl-accent); border-radius: var(--vl-r-ctl); }
body.vlvh-page .btn-primary:hover { background: var(--vl-accent-strong); border-color: var(--vl-accent-strong); }
body.vlvh-page .btn-info { background: #fff; border: 1px solid var(--vl-accent); color: var(--vl-accent-strong); border-radius: var(--vl-r-ctl); }
body.vlvh-page .btn-info:hover { background: var(--vl-accent-soft); color: var(--vl-accent-strong); }

/* ---------- Sidebar ---------- */
@media (min-width: 992px) {
    body.vlvh-page .vl-sidebar-col { margin-top: -100px; }
}
body.vlvh-page .vl-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: sticky;
    top: 24px;
}
@media (max-width: 991px) {
    body.vlvh-page .vl-sidebar { position: static; }
    body.vlvh-page .vl-sidebar-col { margin-top: 24px; }
}
body.vlvh-page .vl-side-card {
    background: var(--vl-surface);
    border: 1px solid var(--vl-line);
    border-radius: var(--vl-r-card);
    box-shadow: var(--vl-shadow);
    padding: 18px 18px 16px;
}
body.vlvh-page .vl-side-card--dot {
    background: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
    border: none;
    color: #fff;
}
body.vlvh-page .vl-side-card--dot .vl-side-card__title,
body.vlvh-page .vl-side-card--dot .vl-side-card__body strong { color: #fff; }
body.vlvh-page .vl-side-card--dot .vl-side-card__body,
body.vlvh-page .vl-side-card--dot .vl-side-card__body p { color: #f0f6fd; }
body.vlvh-page .vl-side-card--dot .vl-side-card__icon { background: rgba(255,255,255,.18); color: #fff; }
body.vlvh-page .vl-side-card__icon {
    width: 38px; height: 38px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--vl-accent-soft);
    color: var(--vl-accent-strong);
    font-size: 15px;
    margin-bottom: 10px;
}
body.vlvh-page .vl-side-card__icon--alt { background: #fef3e2; color: #b56a0a; }
body.vlvh-page .vl-side-card__icon--contact { background: #e4f6ec; color: #1a8a51; }
body.vlvh-page .vl-side-card__title { font-weight: 700; font-size: .95rem; color: var(--vl-ink); margin-bottom: 6px; }
body.vlvh-page .vl-side-card__body { font-size: .85rem; color: var(--vl-muted); }
body.vlvh-page .vl-side-card__body p { margin-bottom: 2px; }
body.vlvh-page .vl-checklist { list-style: none; margin: 0; padding: 0; font-size: .85rem; color: var(--vl-muted); }
body.vlvh-page .vl-checklist li { display: flex; align-items: flex-start; gap: 8px; padding: 4px 0; }
body.vlvh-page .vl-checklist li i { color: #1a8a51; margin-top: 3px; font-size: .78rem; }
body.vlvh-page .vl-side-card--contact a { color: var(--vl-accent-strong); font-weight: 600; text-decoration: none; }
body.vlvh-page .vl-side-card--contact a:hover { text-decoration: underline; }
body.vlvh-page .vl-side-card__link {
    display: inline-flex; align-items: center; gap: 6px;
    margin-top: 10px; font-size: .83rem; font-weight: 700;
    color: var(--vl-accent-strong) !important; text-decoration: none !important;
}
body.vlvh-page .vl-side-card__link:hover { color: var(--vl-accent) !important; }

/* ---------- Step 1 sub-section grouping ---------- */
body.vlvh-page .vl-subcard {
    background: #f8fafc;
    border: 1px solid #e5eaf0;
    border-radius: 12px;
    padding: 16px 18px 2px;
    margin-bottom: 18px;
}
body.vlvh-page .vl-subcard__head {
    display: flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: .92rem;
    color: var(--vl-accent-strong);
    margin-bottom: 14px;
}
body.vlvh-page .vl-subcard__icon {
    width: 28px; height: 28px; flex: 0 0 28px;
    border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--vl-accent-soft);
    font-size: 13px;
}

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
    body.vlvh-page .vl-card { animation: vl-rise .4s cubic-bezier(.16, 1, .3, 1) both; }
    @keyframes vl-rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) {
    body.vlvh-page *, body.vlvh-page *::before, body.vlvh-page *::after { transition: none !important; animation: none !important; }
}