/* =====================================================
   RESET & BASE
===================================================== */
html, body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}
.hidden { display: none; }

/* =====================================================
   HEADER
===================================================== */
#site-header {
  --header-bg: none;
  position: relative;
  min-height: 190px;
  padding: 10px 20px 42px;
  overflow: hidden;
  background:
    linear-gradient(
      to right,
      #b30000 0%,
      #b30000 40%,
      rgba(179,0,0,0.85) 48%,
      rgba(179,0,0,0.3) 58%,
      transparent 68%
    ),
    var(--header-bg);
  background-repeat: no-repeat;
  background-position: left top, right center;
  background-size: 100% 100%, 65% auto;
}

.header-inner { display: flex; justify-content: flex-start; gap: 40px; }

.header-left { display: flex; flex-direction: column; gap: 6px; }

/* ===== LOGO KIỂU AVATAR ===== */
.logo {
  width: 56px;               /* bằng với avatar trưởng họ */
  height: 56px;
  border-radius: 50%;
  background: #2e5cb8;
  color: yellow;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;         /* ảnh vừa khung, không méo */
  border-radius: 50%;
  display: block;
}

.title-main { font-size: 22px; font-weight: bold; color: #fff; }
.title-sub { font-size: 23px; font-family: "VNI-Thufap2", cursive; color: #ffeb3b; font-weight: bold;letter-spacing: 3px; }
.title-cn {
  display: inline-block;
  font-size: 27px;        /* giữ nguyên nếu đang ổn */
  color: #ffeb3b;
  line-height: 1;         /* 🔑 khóa chiều cao dòng */
  margin-top: -4px;       /* 🔑 xích lên nhẹ */
  letter-spacing: 2px;    /* cho chữ Hán thoáng, đẹp */
}

.header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  max-width: 420px;
  flex-shrink: 0;
}

/* Avatar */
.avatar-label { margin-top: 4px; font-size: 12px; color: #fff; white-space: nowrap; }
.avatars { display: flex; gap: 12px; }
/* khung avatar */
/* avatar */
.chief-avatar,
.branch {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.chief-avatar img,
.branch img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #1e4db7;
  background: #3a6fcf;
  position: relative;
  z-index: 2;
}


/* hào quang */
.glow::before {
  content: "";
  position: absolute;
  inset: -2px;

  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255,210,120,0.9) 45%,
    rgba(255,180,80,0.5) 60%,
    rgba(255,180,80,0.15) 50%,
    transparent 85%
  );

  animation: haloPulse 3.5s ease-in-out infinite;
  z-index: 1;
  pointer-events: none;
}

/* trưởng họ mạnh hơn */
.chief-avatar.glow::before {
  inset: -5px;
  animation-duration: 3s;
}

/* nhịp thở */
@keyframes haloPulse {
  0%   { opacity: 0.6; transform: scale(0.95); }
  50%  { opacity: 1;   transform: scale(1.05); }
  100% { opacity: 0.6; transform: scale(0.95); }
}

/* KHÔNG CHO CẮT HÀO QUANG */
.chief-avatar,
.branch {
  overflow: visible !important;
}

.glow {
  position: relative;
  z-index: 3;
}


/* Marquee */
.header-marquee {
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 32px; line-height: 32px;
  background: rgba(0,0,0,0.35);
  overflow: hidden; white-space: nowrap; text-align: center;
  z-index: 0; pointer-events: none;
}
.marquee-text {
  display: inline-block;
  padding-left: 100%;
  color: #fff;
  font-style: italic;
  font-size: 15px;
  animation: marquee-run 18s linear infinite;
}


@keyframes marquee-run { 0% { transform: translateX(0); } 100% { transform: translateX(-100%); } }

/* =====================================================
   CÂY GIA PHẢ – NỀN TRỐNG ĐỒNG (CỐ ĐỊNH)
===================================================== */

#tree-wrapper {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  background: #fdfbf6;
}

/* TRỐNG ĐỒNG */
#tree-wrapper::before {
  content: "";
  position: absolute;
  inset: 0;

  background-image: url("/store/trongdong.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 330px;

  animation: rotateTrongDong 120s linear infinite;
  transform-origin: center center;

  opacity: 0.35;   /* dịu */
  pointer-events: none;
  z-index: 0;
}


/* SVG nằm trên */
#tree-scroll {
  position: relative;
  z-index: 1;

  width: 100%;
  height: 500px;

  overflow: auto;              /* 🔑 QUAN TRỌNG */
  background: transparent;
  border: 1px solid #ccc;
}


.genealogy-list {
  padding: 10px 20px;
  font-size: 14px;
}

.chi-title {
  font-weight: bold;
  font-size: 16px;
  margin-bottom: 10px;
}

.doi-block {
  margin-bottom: 12px;
}

.doi-title {
  font-weight: bold;
  margin: 6px 0;
}

.doi-names {
  list-style: none;
  padding-left: 20px;
  margin: 0;
}

.person-item {
  cursor: pointer;
  padding: 2px 0;
}

.person-item:hover {
  color: #c0392b;
  text-decoration: underline;
}

.doi-title.clickable {
  cursor: pointer;
}

.doi-title.clickable:hover {
  color: #c0392b;
}


/* keyframes */
@keyframes rotateTrongDong {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}


/* svg */
#genealogy-svg {
  display: block;
  min-width: 1400px;
  min-height: 600px;
  transform-origin: 0 0;
}

/* node */
.node rect {
  fill: #fff;
  stroke: #1e4db7;
  stroke-width: 1.4;
  rx: 8;
}
.node text {
  font-size: 12px;
  fill: #000;
}
.link {
  stroke: #888;
  stroke-width: 1.1;
}

/* mobile */
@media (max-width: 768px) {
  #tree-wrapper {
    background-size: 420px;
  }
}

#tree-wrapper {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  background: #fdfbf6;
}


/* SVG nằm trên */
#tree-scroll {
  position: relative;
  z-index: 1;
  background: transparent;
}

/* keyframes */
@keyframes rotateTrongDong {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* =====================================================
   LIST CHI / ĐỜI – BÊN TRÁI, TRONG SUỐT
===================================================== */

.genealogy-list {
  position: absolute;
  top: 12px;
font-size: 13.5px;
  left: 12px;

  z-index: 2;

  background: rgba(255, 255, 255, 0.65); /* trong suốt */
  backdrop-filter: blur(4px);           /* mờ nhẹ (nếu trình duyệt hỗ trợ) */

  padding: 10px 16px;
  border-radius: 8px;

  max-height: calc(100% - 24px);
  overflow-y: auto;

  box-shadow: 0 4px 10px rgba(0,0,0,0.12);
}

.chi-title,
.doi-title {
  text-align: left;
}

/* =====================================================
   PERSON INFO
===================================================== */
.filters { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 13px; margin-bottom: 10px; }
.filters select, .filters button { padding: 4px 6px; font-size: 13px; }

#person-info, #person-spouse, #person-children {
  margin-top: 10px; padding: 8px;
  background: #fff; border: 1px solid #ddd; border-radius: 4px; font-size: 18px;
}

.info-row { display: grid; grid-template-columns: 110px 1fr; font-size: 14px; margin: 1px 0; }
.info-label { font-weight: 700; }
.info-value { font-weight: normal; }

.info-title { font-weight: bold; font-size: 20px; color: #1e4db7; margin-bottom: 4px; }
.child-item { cursor: pointer; color: #0b5ed7; }
.child-item:hover { text-decoration: underline; }
.info-card { background: #f9fbff; padding: 10px; border-radius: 8px; margin-bottom: 8px; }
.spouse-card { background: #f4f8ff; }
.children-box { margin-top: 6px; padding-left: 10px; }
.info-avatar { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; margin-bottom: 8px; }

/* =====================================================
   FIX LAYOUT 2 CỘT – CÂY + THÔNG TIN (CHỐT)
===================================================== */

.content-row {
  display: flex;
  gap: 10px;
  padding: 10px;
  align-items: stretch;
}

.tree-column {
  flex: 0 0 65%;
  max-width: 65%;
  min-width: 0; /* 🔑 chống tràn SVG */
}

.info-column {
  flex: 0 0 35%;
  max-width: 35%;
  display: flex;
  flex-direction: column;
}

/* mobile: xếp dọc */
@media (max-width: 900px) {
  .content-row {
    flex-direction: column;
  }

  .tree-column,
  .info-column {
    flex: 1 1 100%;
    max-width: 100%;
  }
}

/* =====================================================
   MEDIA (ẢNH, CLIP, YOUTUBE, MAP)
===================================================== */
.info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 10px; }

.info-box.square {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fff;
  padding: 6px;
  overflow: hidden;
}
.info-box.square h4 { font-size: 17px; margin: 0 0 6px; text-align: center; }
.info-box.square > *:not(h4) { font-size: 13px; overflow-y: auto; max-height: calc(100% - 22px); }

.image-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; }
.image-grid img { width: 100%; height: 100%; object-fit: cover; border-radius: 4px; }

.info-box.square iframe { width: 100%; height: calc(100% - 22px); border: none; border-radius: 6px; }

.map-row iframe { width: 100%; height: 280px; border: none; border-radius: 8px; margin-top: 10px; }

.tag-new { font-size: 10px; background: #e53935; color: #fff; padding: 1px 6px; border-radius: 10px; }

.list, .timeline { overflow-y: auto; max-height: 100%; display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.list-item, .timeline-item, .media-item { display: flex; align-items: center; gap: 6px; padding: 4px 2px; border-bottom: 1px dashed #ccc; cursor: pointer; }
.list-item a, .media-item { flex: 1; text-decoration: none; color: #222; }
.timeline-item img, .media-item img { width: 48px; height: 36px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }
.timeline-item span, .media-item span { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 13px; }
.timeline-item:hover, .media-item:hover { background: rgba(0,0,0,0.05); }

/* Image viewer */
#img-viewer { position: fixed; inset: 0; background: rgba(0,0,0,.8); display: none; align-items: center; justify-content: center; z-index: 9999; }
#img-viewer.show { display: flex; }
#img-viewer img { max-width: 90%; max-height: 90%; border-radius: 8px; }
#img-viewer span { position: absolute; top: 12px; right: 16px; font-size: 28px; color: #fff; cursor: pointer; }

/* Popup Clip / YouTube */
#clip-popup, #youtube-popup {
  position: fixed; bottom: 20px; right: 20px;
  width: 320px; height: 180px;
  background: #fff; border: 1px solid #888; border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  z-index: 999; overflow: hidden; display: none; pointer-events: auto;
}
#clip-popup.show, #youtube-popup.show { display: block; }
#clip-popup iframe, #youtube-popup iframe { width: 100%; height: 100%; border: none; border-radius: 6px; }
#clip-popup button, #youtube-popup button {
  position: absolute; top: 4px; right: 4px;
  font-size: 16px; padding: 2px 6px;
  cursor: pointer; background: rgba(0,0,0,0.6); color: #fff;
  border: none; border-radius: 3px;
}

/* =====================================================
   FOOTER
===================================================== */
footer { background: #222; color: #fff; padding: 10px 13px; position: relative;font-size: 14px;color: #ffeb3b; padding: 2px 6px; }
#admin-lock { position: absolute; right: 10px; top: 10px; cursor: pointer; }



footer {
  background: #222;
  color: #ffeb3b;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.5;
  min-height: 14px;      /* 🔑 nhìn thấy rõ */
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}


.footer-grid > div {
  white-space: nowrap;       /* 🔑 không bẻ chữ */
  overflow: hidden;
  text-overflow: ellipsis;   /* … nếu quá dài */
}

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 900px) {
  .info-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
}
@media (max-width: 700px) {
  .info-grid { grid-template-columns: 1fr; gap: 4px; }

  #genealogy-svg rect { width: 160px !important; height: 55px !important; }
  #genealogy-svg image { width: 36px !important; height: 36px !important; }
  #genealogy-svg text { font-size: 11px !important; }

  #clip-popup, #youtube-popup { width: 240px; height: 135px; }
  #clip-popup button, #youtube-popup button { font-size: 14px; padding: 2px 4px; }

  #box-videos .timeline-item, #box-youtube .timeline-item { gap: 4px; padding: 2px 1px; }
  #box-videos .timeline-item img, #box-youtube .timeline-item img { width: 36px; height: 27px; }
  #box-videos .timeline-item span, #box-youtube .timeline-item span { font-size: 12px; }

  #person-info .info-row, #person-spouse .info-row, #person-children .info-row { margin: 6px 0; line-height: 1.5; }
  #person-info .info-title, #person-spouse .info-title, #person-children .info-title { font-size: 14px; color: #1e4db7; }
}
@media (max-width: 520px) {
  .info-grid { grid-template-columns: 1fr; gap: 4px; }
  #clip-popup, #youtube-popup { width: 200px; height: 120px; }
  #clip-popup button, #youtube-popup button { font-size: 12px; padding: 2px 3px; }

  #box-videos .timeline-item img, #box-youtube .timeline-item img { width: 32px; height: 24px; }
  #box-videos .timeline-item span, #box-youtube .timeline-item span { font-size: 11px; }

  #genealogy-svg rect { width: 140px !important; height: 45px !important; }
  #genealogy-svg image { width: 32px !important; height: 32px !important; }
  #genealogy-svg text { font-size: 10px !important; }
}

/* ================= MOBILE HEADER SCROLL ================= */
@media (max-width: 700px) {
  #site-header {
    overflow-x: auto;      /* cho scroll ngang */
    overflow-y: hidden;
  }

  .header-inner {
    flex-wrap: nowrap;     /* KHÔNG xuống dòng */
    width: max-content;    /* nội dung dài bao nhiêu thì kéo bấy nhiêu */
    gap: 16px;
  }

  .header-left,
  .header-right {
    flex-shrink: 0;        /* không bị ép nhỏ */
  }

  /* avatar không bị co */
  .logo,
  .chief-avatar,
  .branch {
    flex-shrink: 0;
  }
}

/* ================= MOBILE MAIN ORDER ================= */
@media (max-width: 700px) {
  .content-row {
    flex-direction: column;   /* xếp dọc */
  }

  .tree-column,
  .info-column {
    max-width: 100%;
    flex: none;
  }

  .tree-column {
    order: 1;   /* cây trước */
  }

  .info-column {
    order: 2;   /* thông tin sau */
  }

  /* cây gia phả thấp hơn để dễ cuộn */
  #tree-scroll {
    height: 600px;
  }
}

@media (max-width: 520px) {
  .filters {
    flex-wrap: nowrap;      /* 🔑 không xuống dòng */
    overflow-x: auto;       /* cho kéo ngang */
    white-space: nowrap;
  }

  .filters select,
  .filters button {
    flex-shrink: 0;
    font-size: 12px;
    padding: 3px 6px;
  }
}

@media (max-width: 520px) {
  .filters {
    scrollbar-width: none;       /* Firefox */
  }
  .filters::-webkit-scrollbar {
    display: none;               /* Chrome */
  }
}

@media (max-width: 768px) {
  #tree-wrapper {
    overflow-x: auto;
    overflow-y: hidden;
  }

  #genealogy-svg {
    min-width: 900px;
  }
}