/* Modern 2026 design layer — tier: components (buttons, forms, back-to-top, shared components) */

/* ============================================================================
   Buttons — map the legacy template's button-ish classes onto a modern pill
   ============================================================================ */

.button-submit,
.buttonspecial,
.btn-register,
.btn-reset,
.cmdContactSend,
input[type="submit"].textbox,
input[type="submit"] {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  min-height: 48px;
  padding: 0 32px;
  border: 0;
  border-radius: var(--r-pill);
  background: var(--c-primary);
  color: #fff !important;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  box-shadow: var(--sh-1);
  transition: transform var(--t), box-shadow var(--t), background var(--t);
}

.button-submit:hover,
.buttonspecial:hover,
.btn-register:hover,
.cmdContactSend:hover,
input[type="submit"]:hover {
  background: var(--c-primary-600);
  color: #fff !important;
  transform: translateY(-2px);
  box-shadow: var(--sh-2);
}

.button-submit:active,
.buttonspecial:active,
.btn-register:active,
.cmdContactSend:active,
input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: var(--sh-1);
}

.button-submit:focus-visible,
.buttonspecial:focus-visible,
.btn-register:focus-visible,
.cmdContactSend:focus-visible,
input[type="submit"]:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

/* Shimmer sweep on hover */
@media (prefers-reduced-motion: no-preference) {
  .button-submit::after,
  .buttonspecial::after,
  .btn-register::after,
  .cmdContactSend::after,
  input[type="submit"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
      105deg,
      transparent 40%,
      rgba(255, 255, 255, 0.22) 50%,
      transparent 60%
    );
    transform: translateX(-100%);
    transition: none;
    pointer-events: none;
  }
  .button-submit:hover::after,
  .buttonspecial:hover::after,
  .btn-register:hover::after,
  .cmdContactSend:hover::after,
  input[type="submit"]:hover::after {
    animation: dh-shimmer 0.55s var(--ease-out) forwards;
  }
}

/* Secondary / "reset" style — outline ghost pill */
.btn-reset {
  background: transparent;
  color: var(--c-primary) !important;
  border: 1.5px solid var(--c-line-strong);
  box-shadow: none;
}

.btn-reset:hover {
  background: var(--c-primary-050);
  color: var(--c-primary-700) !important;
  border-color: var(--c-primary);
  box-shadow: none;
}

/* "Xem thêm" inline link → modern text link with animated arrow */
.bt-detail,
a.bt-detail {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  margin-left: 4px;
  padding-bottom: 1px;
  color: var(--c-primary);
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 1.5px solid transparent;
  transition: color var(--t), border-color var(--t), gap var(--t);
}

.bt-detail::after {
  content: "\2192"; /* → */
  transition: transform var(--t);
}

.bt-detail:hover {
  color: var(--c-primary-700);
  border-color: currentColor;
}

.bt-detail:hover::after {
  transform: translateX(4px);
}

/* ============================================================================
   Forms — modern inputs/selects/textarea
   ============================================================================ */

.textbox,
input[type="text"].textbox,
input[type="email"],
input[type="tel"],
select.textbox,
textarea.textbox,
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 18px;
  background: var(--c-bg);
  border: 1.5px solid var(--c-line-strong);
  border-radius: var(--r-sm);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.5;
  box-shadow: none;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
  -webkit-appearance: none;
  appearance: none;
}

textarea.textbox,
.contact-form textarea {
  min-height: 140px;
  padding-top: 14px;
  resize: vertical;
}

select.textbox,
.contact-form select {
  background-image: linear-gradient(45deg, transparent 50%, var(--c-muted) 50%),
    linear-gradient(135deg, var(--c-muted) 50%, transparent 50%);
  background-position: calc(100% - 20px) center, calc(100% - 15px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 40px;
}

.textbox:hover,
.contact-form input:hover,
.contact-form select:hover,
.contact-form textarea:hover {
  border-color: var(--c-muted);
}

.textbox:focus,
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  background: var(--c-bg);
  box-shadow: 0 0 0 4px var(--c-primary-050), 0 0 0 1px var(--c-gold-line) inset;
}

.textbox::placeholder,
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--c-muted);
  opacity: 1;
}

.control-label {
  display: inline-block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
  color: var(--c-ink);
}

/* required-field asterisks in brand bright green */
.register-note span,
.control-label span,
label span {
  color: var(--c-brand);
}

/* checkboxes — align with the modern focus ring */
.checkbox input[type="checkbox"]:focus-visible,
input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 2px;
}

/* ============================================================================
   Back-to-top button — modern circular pill (overrides globals.css #top)
   ============================================================================ */

#top {
  width: 48px;
  height: 48px;
  right: 20px;
  bottom: 20px;
  background: var(--c-primary);
  border-radius: 50%;
  box-shadow: var(--sh-2);
  text-indent: 0;
  transition: transform var(--t-spring), background var(--t), box-shadow var(--t);
}

#top::after {
  content: "\2191"; /* ↑ */
  display: block;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  line-height: 48px;
  text-align: center;
}

#top:hover {
  background: var(--c-primary-600);
  transform: translateY(-3px);
  box-shadow: var(--sh-3);
}

#top:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

/* ============================================================================
   SHARED COMPONENTS — inner hero, breadcrumbs, category sidebar, news cards,
   branch titles, article detail, tables, blockquote.
   ============================================================================ */

/* ---- Inner page hero (PageBanner / .page-child-banner) ---- */
#page_body .page-child-banner .backgroundscroll {
  position: relative;
}
#page_body .page-child-banner .backgroundscroll::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(16, 40, 28, 0.32), rgba(16, 40, 28, 0.62));
  pointer-events: none;
}
#page_body .page-child-banner .contentscroll,
#page_body .page-child-banner .content {
  position: relative;
  z-index: 1;
}
#page_body .page-child-banner .head-title h3 {
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--fs-display);
  line-height: 1.08;
  height: auto;
  letter-spacing: -0.015em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.28);
}

/* Breadcrumbs — clean white chip row + CSS separators (legacy used dark images) */
.page-child-banner .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.page-child-banner .breadcrumbs li {
  display: flex;
  align-items: center;
}
.page-child-banner .breadcrumbs li a,
.page-child-banner .breadcrumbs li span {
  background-image: none !important;
  color: rgba(255, 255, 255, 0.8) !important;
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  padding-left: 0;
  padding-right: 0;
  transition: color var(--t);
}
.page-child-banner .breadcrumbs li a:hover {
  color: #fff !important;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-child-banner .breadcrumbs li:last-child span,
.page-child-banner .breadcrumbs li:last-child a {
  color: #fff !important;
  font-weight: 600;
}
.page-child-banner .breadcrumbs li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.45);
  padding: 0 10px;
}

/* ---- Category sidebar (.box-category) ---- */
.box-category {
  border-radius: var(--r);
  overflow: hidden;
}
.box-category ul li a {
  border-radius: 0;
  border-bottom: 1px solid var(--c-line);
  color: var(--c-text);
  font-weight: 500;
  transition: background var(--t), color var(--t), padding-left var(--t);
}
.box-category ul li a:hover {
  background-color: var(--c-primary-050);
  color: var(--c-primary-700);
  padding-left: 24px;
}
.box-category ul li.active a {
  position: relative;
  background-color: transparent;
  border-bottom-color: var(--c-line);
  color: var(--c-primary-700);
  font-weight: 700;
  box-shadow: none;
}
.box-category ul li.active a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 60%;
  border-radius: var(--r-pill);
  background: var(--c-gold);
}
.box-category ul .sub-cate.active a {
  background-color: transparent !important;
  color: var(--c-primary) !important;
  font-weight: 600;
  border-radius: 0;
  box-shadow: none;
}
.box-category ul .sub-cate.active a::before {
  background: var(--c-gold-600);
}

/* ---- News cards (listing) ---- */
.page-news .new-list .item {
  position: relative;
  display: block;
  margin-bottom: 30px;
  padding: 0 0 20px;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
  overflow: hidden;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  will-change: transform;
}
.page-news .new-list .item:hover {
  transform: translateY(-8px) scale(1.005);
  border-color: var(--c-gold-line);
  box-shadow: var(--sh-4);
}
.page-news .new-list .item .news-thumbnail {
  display: block;
  margin: 0 0 18px;
  overflow: hidden;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.page-news .new-list .item .news-thumbnail img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.page-news .new-list .col-sm-12 .item .news-thumbnail img {
  height: 340px;
}
.page-news .new-list .item:hover .news-thumbnail img {
  transform: scale(1.06);
}
.page-news .new-list .item .news-info {
  padding: 0 24px;
}
.page-news .new-list .item h3.title {
  margin: 6px 0 12px;
}
.page-news .new-list .item h3.title a {
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
  transition: color var(--t);
}
.page-news .new-list .item h3.title a:hover {
  color: var(--c-primary);
}
.page-news .new-list .item .description {
  color: var(--c-muted);
  font-size: var(--fs-sm);
  padding: 0 24px;
}
/* grid card date chip */
.page-news .new-list .item .date-time {
  padding: 18px 24px 0;
  color: var(--c-primary-700);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
}
/* featured circular date badge → refined emerald */
.page-news .new-list .item .date-time-top {
  background: var(--c-primary) !important;
  box-shadow: var(--sh-2);
}

/* "Chi tiết" / "Xem thêm" detail links across listings & albums */
.bt-view-detail,
.page-news .new-list .item a.bt-view-detail,
.page-news-detail .post-other .item a.bt-view-detail,
.page-project-schedule .album-list .item a.bt-view-detail {
  display: inline-flex !important;
  align-items: center;
  gap: 0.5em;
  width: auto !important;
  height: auto !important;
  margin: 0 24px;
  padding: 0 !important;
  border-bottom: 0 !important;
  background: none !important;
  color: var(--c-primary);
  font-weight: 600;
  line-height: 1.4 !important;
}
.bt-view-detail::after {
  content: "\2192";
  transition: transform var(--t);
}
.bt-view-detail:hover {
  width: auto !important;
  background: none !important;
  color: var(--c-primary-700);
}
.bt-view-detail:hover::after {
  transform: translateX(4px);
}

/* ---- Branch titles (section headers) ---- */
.page-branch-title {
  position: relative;
  border-bottom: 1px solid var(--c-line);
}
.page-branch-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 56px;
  height: 3px;
  border-radius: 2px;
  background: var(--c-gold);
}
.page-project-schedule .page-branch-title::after,
.page-contact .page-branch-title::after {
  left: 0;
}
.page-branch-title .title,
.page-branch-title h2.title {
  color: var(--c-primary-700);
  font-family: var(--font-sans);
  font-weight: 700;
}
.page-branch-title .title span {
  color: var(--c-ink);
}

/* ---- Article detail (NewsArticle / .page-news-detail) ---- */
.page-news-detail h3.title {
  color: var(--c-ink);
  font-family: var(--font-serif);
  text-transform: none;
  font-size: var(--fs-h3);
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.page-news-detail .post-detail .item .date-time {
  color: var(--c-muted);
  font-size: var(--fs-sm);
}

/* Article prose column — comfortable measure for long-form reading */
.post-detail .description {
  max-width: var(--container-narrow);
  margin-inline: auto;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--c-text);
}
.post-detail .description p {
  margin-bottom: 1.15em;
}
.post-detail .description img {
  height: auto;
  border-radius: var(--r);
  box-shadow: var(--sh-1);
}
.post-detail .description h2,
.post-detail .description h3,
.post-detail .description h4 {
  margin: 1.4em 0 0.5em;
}

/* ============================================================================
   Tables — scoped under #page_body so legacy/catch-all snapshot markup and
   article prose both pick up a clean, modern data-table look without
   touching Bootstrap's own .table utility classes elsewhere.
   ============================================================================ */
#page_body table {
  width: 100%;
  margin: 1.5em 0;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--fs-sm);
  color: var(--c-text);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  overflow: hidden;
}
#page_body table th,
#page_body table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-line);
  text-align: left;
  vertical-align: top;
}
#page_body table th {
  background: var(--c-primary-050);
  color: var(--c-primary-700);
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 0.01em;
}
#page_body table tbody tr:last-child td {
  border-bottom: 0;
}
#page_body table tbody tr:nth-child(even) {
  background: var(--c-bg-alt);
}

/* ============================================================================
   Blockquote — gold left rule, serif quote, used in article prose and any
   legacy snapshot content.
   ============================================================================ */
#page_body blockquote {
  margin: 1.75em 0;
  padding: 0.25em 0 0.25em 1.5em;
  border-left: 3px solid var(--c-gold);
  font-family: var(--font-serif);
  font-size: var(--fs-lead);
  font-style: italic;
  line-height: 1.6;
  color: var(--c-muted);
}
#page_body blockquote p:last-child {
  margin-bottom: 0;
}
#page_body blockquote cite {
  display: block;
  margin-top: 0.5em;
  font-family: var(--font-sans);
  font-style: normal;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-primary-700);
}

/* ============================================================================
   Glassmorphism card helper — apply .dh-glass-card to any card that sits over
   a coloured/image background. Used in pages.css per-page rules.
   ============================================================================ */

.dh-glass-card {
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: var(--blur-glass);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: var(--sh-3);
}

/* ============================================================================
   Gold section heading accent — a short animated gold line under a heading.
   Usage: add .dh-gold-rule to any <h2> or .page-branch-title equivalent.
   ============================================================================ */

.dh-gold-rule {
  position: relative;
  padding-bottom: 0.55em;
}

.dh-gold-rule::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 3rem;
  height: 3px;
  border-radius: var(--r-pill);
  background: var(--gradient-gold);
}

@media (prefers-reduced-motion: no-preference) {
  .dh-gold-rule::after {
    transform-origin: left;
    animation: dh-rule-grow 0.6s var(--ease-spring) 0.2s both;
  }

  @keyframes dh-rule-grow {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
  }
}