/* ==========================================================================
   HAM AI — Component Library
   Phụ thuộc: ham-tokens.css
   ========================================================================== */

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ham-bg-void);
  color: var(--ham-text-2);
  font-family: var(--ham-font-body);
  font-size: var(--ham-fs-body);
  line-height: var(--ham-lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Ánh sáng nền toàn cục — thay cho ảnh background nặng */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 620px at 12% -8%,  rgba(47,128,255,.20), transparent 62%),
    radial-gradient(760px 560px at 92% 4%,   rgba(51,214,255,.13), transparent 60%),
    radial-gradient(1000px 700px at 50% 108%, rgba(130,87,255,.14), transparent 62%);
}
body > * { position: relative; z-index: var(--ham-z-base); }

img, svg, video { max-width: 100%; height: auto; display: block; }

a { color: var(--ham-blue-300); text-decoration: none; transition: color var(--ham-t-fast) var(--ham-ease); }
a:hover { color: var(--ham-cyan); }

::selection { background: rgba(51,214,255,.28); color: var(--ham-text); }

:focus-visible { outline: none; box-shadow: var(--ham-focus); border-radius: var(--ham-r-xs); }

/* Thanh cuộn */
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.18) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: var(--ham-r-pill); border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.26); background-clip: content-box; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ham-font-display);
  color: var(--ham-text);
  font-weight: var(--ham-fw-bold);
  line-height: var(--ham-lh-snug);
  letter-spacing: var(--ham-ls-head);
  margin: 0 0 var(--ham-s-4);
}
h1 { font-size: var(--ham-fs-h1); }
h2 { font-size: var(--ham-fs-h2); }
h3 { font-size: var(--ham-fs-h3); }
h4 { font-size: var(--ham-fs-h4); font-weight: var(--ham-fw-semi); }
p  { margin: 0 0 var(--ham-s-4); }

.ham-display {
  font-family: var(--ham-font-display);
  font-size: var(--ham-fs-display);
  font-weight: var(--ham-fw-black);
  line-height: var(--ham-lh-tight);
  letter-spacing: var(--ham-ls-display);
  color: var(--ham-text);
  margin: 0 0 var(--ham-s-5);
}
.ham-lead { font-size: var(--ham-fs-lead); color: var(--ham-text-2); max-width: 62ch; }
.ham-muted { color: var(--ham-text-3); }
.ham-small { font-size: var(--ham-fs-sm); }

/* Eyebrow — nhãn phân mục */
.ham-eyebrow {
  display: inline-flex; align-items: center; gap: var(--ham-s-2);
  font-size: var(--ham-fs-label); font-weight: var(--ham-fw-semi);
  letter-spacing: var(--ham-ls-label); text-transform: uppercase;
  color: var(--ham-cyan); margin-bottom: var(--ham-s-3);
}
.ham-eyebrow::before {
  content: ""; width: 20px; height: 1px;
  background: var(--ham-grad-brand);
}

.ham-grad-text {
  background: var(--ham-grad-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* Số liệu tài chính — luôn cùng bề rộng ký tự */
.ham-num {
  font-family: var(--ham-font-num);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1, "ss01" 1;
  letter-spacing: -.01em;
}
.ham-up   { color: var(--ham-up); }
.ham-down { color: var(--ham-down); }
.ham-flat { color: var(--ham-flat); }

/* ---------- Layout ---------- */
.ham-container { width: 100%; max-width: var(--ham-container); margin-inline: auto; padding-inline: var(--ham-gutter); }
.ham-container--wide   { max-width: var(--ham-container-w); }
.ham-container--narrow { max-width: var(--ham-container-n); }

.ham-section { padding-block: var(--ham-section-y); }

.ham-grid { display: grid; gap: var(--ham-gap); grid-template-columns: repeat(var(--ham-cols), minmax(0, 1fr)); }
.ham-cols-2 { display: grid; gap: var(--ham-gap); grid-template-columns: repeat(2, minmax(0,1fr)); }
.ham-cols-3 { display: grid; gap: var(--ham-gap); grid-template-columns: repeat(3, minmax(0,1fr)); }
.ham-cols-4 { display: grid; gap: var(--ham-gap); grid-template-columns: repeat(4, minmax(0,1fr)); }
.ham-stack  { display: flex; flex-direction: column; gap: var(--ham-s-4); }
.ham-row    { display: flex; align-items: center; gap: var(--ham-s-3); flex-wrap: wrap; }

@media (max-width: 1024px) {
  .ham-cols-4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .ham-cols-3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 768px) {
  .ham-cols-2, .ham-cols-3, .ham-cols-4 { grid-template-columns: 1fr; }
}

/* ---------- Bề mặt kính ---------- */
.ham-glass {
  position: relative;
  background: var(--ham-glass-fill);
  background-image: var(--ham-grad-surface);
  border: 1px solid var(--ham-glass-stroke);
  border-radius: var(--ham-r-lg);
  box-shadow: var(--ham-sh-glass);
  backdrop-filter: blur(var(--ham-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--ham-blur)) saturate(150%);
  transition: border-color var(--ham-t-base) var(--ham-ease),
              transform var(--ham-t-base) var(--ham-ease-out),
              box-shadow var(--ham-t-base) var(--ham-ease);
}
/* Viền sáng mép trên — chi tiết ký hiệu của hệ thống */
.ham-glass::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  padding: 1px; pointer-events: none;
  background: var(--ham-grad-edge);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .55;
}
.ham-glass--pad { padding: var(--ham-s-6); }
.ham-glass--flat { box-shadow: none; backdrop-filter: blur(var(--ham-blur-sm)); }

.ham-glass--hover:hover {
  border-color: var(--ham-glass-stroke-2);
  background-color: var(--ham-glass-fill-2);
  transform: translateY(-3px);
  box-shadow: var(--ham-sh-lift);
}

/* Fallback khi trình duyệt không hỗ trợ backdrop-filter */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .ham-glass { background-color: var(--ham-bg-raised); }
}

/* ---------- Buttons ---------- */
.ham-btn {
  --_bg: transparent; --_fg: var(--ham-text); --_bd: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--ham-s-2);
  font-family: var(--ham-font-body);
  font-size: var(--ham-fs-sm); font-weight: var(--ham-fw-semi);
  line-height: 1; letter-spacing: -.005em;
  padding: 14px var(--ham-s-6);
  border-radius: var(--ham-r-pill);
  border: 1px solid var(--_bd);
  background: var(--_bg); color: var(--_fg);
  cursor: pointer; user-select: none; text-decoration: none;
  transition: transform var(--ham-t-fast) var(--ham-ease),
              box-shadow var(--ham-t-base) var(--ham-ease),
              background-color var(--ham-t-base) var(--ham-ease),
              border-color var(--ham-t-base) var(--ham-ease),
              filter var(--ham-t-base) var(--ham-ease);
}
.ham-btn:active { transform: translateY(1px) scale(.99); }
.ham-btn[disabled], .ham-btn.is-disabled { opacity: .45; pointer-events: none; }

.ham-btn--primary {
  background: var(--ham-grad-brand); color: var(--ham-text-on-brand);
  font-weight: var(--ham-fw-bold);
  box-shadow: 0 10px 30px -12px rgba(47,128,255,.75);
}
.ham-btn--primary:hover { filter: brightness(1.08); box-shadow: 0 16px 40px -14px rgba(51,214,255,.8); }

.ham-btn--secondary {
  background: var(--ham-glass-fill); color: var(--ham-text);
  border-color: var(--ham-glass-stroke-2);
  backdrop-filter: blur(var(--ham-blur-sm));
}
.ham-btn--secondary:hover { background: var(--ham-glass-fill-2); border-color: rgba(255,255,255,.28); }

.ham-btn--ghost { color: var(--ham-text-2); }
.ham-btn--ghost:hover { color: var(--ham-text); background: var(--ham-glass-fill); }

.ham-btn--danger { background: var(--ham-down); color: #12040A; font-weight: var(--ham-fw-bold); }
.ham-btn--danger:hover { filter: brightness(1.08); }

.ham-btn--sm { padding: 9px var(--ham-s-4); font-size: var(--ham-fs-xs); }
.ham-btn--lg { padding: 18px var(--ham-s-8); font-size: var(--ham-fs-body); }
.ham-btn--block { width: 100%; }

/* Nút đang tải */
.ham-btn.is-loading { pointer-events: none; color: transparent !important; position: relative; }
.ham-btn.is-loading::after {
  content: ""; position: absolute; width: 16px; height: 16px;
  border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%;
  color: var(--ham-text-on-brand);
  animation: ham-spin .7s linear infinite;
}
@keyframes ham-spin { to { transform: rotate(360deg); } }

/* ---------- Forms ---------- */
.ham-field { display: flex; flex-direction: column; gap: var(--ham-s-2); margin-bottom: var(--ham-s-5); }
.ham-label {
  font-size: var(--ham-fs-xs); font-weight: var(--ham-fw-med);
  color: var(--ham-text-2); letter-spacing: .01em;
}
.ham-label .ham-req { color: var(--ham-down); margin-left: 2px; }

.ham-input, .ham-select, .ham-textarea {
  width: 100%;
  font-family: inherit; font-size: var(--ham-fs-sm); color: var(--ham-text);
  background: rgba(255,255,255,.035);
  border: 1px solid var(--ham-glass-stroke);
  border-radius: var(--ham-r-sm);
  padding: 13px var(--ham-s-4);
  transition: border-color var(--ham-t-base) var(--ham-ease),
              background-color var(--ham-t-base) var(--ham-ease),
              box-shadow var(--ham-t-base) var(--ham-ease);
}
.ham-textarea { min-height: 130px; resize: vertical; line-height: 1.6; }
.ham-select {
  appearance: none; padding-right: var(--ham-s-9); cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5 6 6.5l5-5' stroke='%23A9B8CE' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right var(--ham-s-4) center;
}
.ham-input::placeholder, .ham-textarea::placeholder { color: var(--ham-text-3); }

.ham-input:hover, .ham-select:hover, .ham-textarea:hover { border-color: var(--ham-glass-stroke-2); }
.ham-input:focus, .ham-select:focus, .ham-textarea:focus {
  outline: none;
  border-color: var(--ham-blue);
  background: rgba(47,128,255,.06);
  box-shadow: 0 0 0 3px rgba(47,128,255,.18);
}
.ham-input[aria-invalid="true"], .ham-textarea[aria-invalid="true"] {
  border-color: var(--ham-down); background: var(--ham-down-soft);
}
.ham-input:disabled, .ham-select:disabled, .ham-textarea:disabled { opacity: .5; cursor: not-allowed; }

.ham-help  { font-size: var(--ham-fs-xs); color: var(--ham-text-3); }
.ham-error { font-size: var(--ham-fs-xs); color: var(--ham-down); display: flex; align-items: center; gap: 6px; }

/* Checkbox & radio */
.ham-check { display: flex; align-items: flex-start; gap: var(--ham-s-3); cursor: pointer; font-size: var(--ham-fs-sm); }
.ham-check input { appearance: none; flex: 0 0 auto; width: 20px; height: 20px; margin: 0;
  border: 1px solid var(--ham-glass-stroke-2); border-radius: var(--ham-r-xs);
  background: rgba(255,255,255,.04); cursor: pointer; position: relative;
  transition: all var(--ham-t-fast) var(--ham-ease); }
.ham-check input[type="radio"] { border-radius: 50%; }
.ham-check input:checked { background: var(--ham-grad-brand); border-color: transparent; }
.ham-check input[type="checkbox"]:checked::after {
  content: ""; position: absolute; left: 6px; top: 2px; width: 5px; height: 10px;
  border: solid var(--ham-text-on-brand); border-width: 0 2px 2px 0; transform: rotate(42deg);
}
.ham-check input[type="radio"]:checked::after {
  content: ""; position: absolute; inset: 5px; border-radius: 50%; background: var(--ham-text-on-brand);
}

/* Toggle */
.ham-switch { position: relative; display: inline-block; width: 46px; height: 26px; flex: 0 0 auto; }
.ham-switch input { opacity: 0; width: 0; height: 0; }
.ham-switch span {
  position: absolute; inset: 0; cursor: pointer; border-radius: var(--ham-r-pill);
  background: rgba(255,255,255,.1); border: 1px solid var(--ham-glass-stroke);
  transition: background var(--ham-t-base) var(--ham-ease);
}
.ham-switch span::before {
  content: ""; position: absolute; left: 3px; top: 2px; width: 18px; height: 18px;
  border-radius: 50%; background: var(--ham-text-2);
  transition: transform var(--ham-t-base) var(--ham-ease-out), background var(--ham-t-base) var(--ham-ease);
}
.ham-switch input:checked + span { background: var(--ham-grad-brand); border-color: transparent; }
.ham-switch input:checked + span::before { transform: translateX(20px); background: #fff; }

/* ---------- Badges ---------- */
.ham-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; border-radius: var(--ham-r-pill);
  font-size: var(--ham-fs-label); font-weight: var(--ham-fw-semi);
  letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid transparent; white-space: nowrap;
}
.ham-badge--brand { background: var(--ham-info-soft); color: var(--ham-blue-300); border-color: rgba(47,128,255,.3); }
.ham-badge--ai    { background: rgba(130,87,255,.16); color: #B49AFF; border-color: rgba(130,87,255,.34); }
.ham-badge--up    { background: var(--ham-up-soft); color: var(--ham-up); border-color: rgba(23,201,126,.32); }
.ham-badge--down  { background: var(--ham-down-soft); color: var(--ham-down); border-color: rgba(255,77,106,.32); }
.ham-badge--warn  { background: var(--ham-warn-soft); color: var(--ham-warn); border-color: rgba(255,176,32,.32); }
.ham-badge--neutral { background: rgba(255,255,255,.06); color: var(--ham-text-2); border-color: var(--ham-glass-stroke); }

/* Chấm trạng thái sống */
.ham-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: 0 0 auto; }
.ham-dot--live { position: relative; }
.ham-dot--live::after {
  content: ""; position: absolute; inset: -3px; border-radius: 50%;
  border: 1px solid currentColor; opacity: .5;
  animation: ham-pulse 2s var(--ham-ease) infinite;
}
@keyframes ham-pulse { 0% { transform: scale(.7); opacity: .7; } 100% { transform: scale(1.6); opacity: 0; } }

/* ---------- Alerts ---------- */
.ham-alert {
  display: flex; gap: var(--ham-s-3); align-items: flex-start;
  padding: var(--ham-s-4) var(--ham-s-5);
  border-radius: var(--ham-r-md);
  border: 1px solid var(--ham-glass-stroke);
  background: var(--ham-glass-fill);
  font-size: var(--ham-fs-sm);
  border-left-width: 3px;
}
.ham-alert__title { font-weight: var(--ham-fw-semi); color: var(--ham-text); margin-bottom: 2px; }
.ham-alert--info    { border-left-color: var(--ham-blue);  background: var(--ham-info-soft); }
.ham-alert--success { border-left-color: var(--ham-up);    background: var(--ham-up-soft); }
.ham-alert--warn    { border-left-color: var(--ham-warn);  background: var(--ham-warn-soft); }
.ham-alert--danger  { border-left-color: var(--ham-down);  background: var(--ham-down-soft); }

/* ---------- Market data card ---------- */
.ham-market {
  padding: var(--ham-s-5);
  border-radius: var(--ham-r-md);
  display: flex; flex-direction: column; gap: var(--ham-s-3);
}
.ham-market__head { display: flex; align-items: center; justify-content: space-between; gap: var(--ham-s-3); }
.ham-market__sym {
  font-family: var(--ham-font-display); font-weight: var(--ham-fw-bold);
  font-size: var(--ham-fs-sm); color: var(--ham-text); letter-spacing: .02em;
}
.ham-market__name { font-size: var(--ham-fs-xs); color: var(--ham-text-3); }
.ham-market__price {
  font-size: 1.75rem; font-weight: var(--ham-fw-bold); color: var(--ham-text);
  line-height: 1.1;
}
.ham-market__delta { display: inline-flex; align-items: center; gap: 6px; font-size: var(--ham-fs-sm); font-weight: var(--ham-fw-semi); }
.ham-market__spark { height: 42px; width: 100%; overflow: hidden; }
.ham-market__spark svg { width: 100%; height: 100%; }

/* Ticker chạy ngang */
.ham-ticker { overflow: hidden; border-block: 1px solid var(--ham-hairline); padding-block: var(--ham-s-3); }
.ham-ticker__track { display: flex; gap: var(--ham-s-8); width: max-content; animation: ham-marquee 42s linear infinite; }
.ham-ticker:hover .ham-ticker__track { animation-play-state: paused; }
.ham-ticker__item { display: flex; align-items: baseline; gap: var(--ham-s-2); font-size: var(--ham-fs-sm); white-space: nowrap; }
.ham-ticker__item b { color: var(--ham-text); font-weight: var(--ham-fw-semi); }
@keyframes ham-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Chart container ---------- */
.ham-chart { padding: var(--ham-s-5) var(--ham-s-5) var(--ham-s-4); border-radius: var(--ham-r-lg); }
.ham-chart__head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--ham-s-4); flex-wrap: wrap; margin-bottom: var(--ham-s-5);
}
.ham-chart__title { font-family: var(--ham-font-display); font-weight: var(--ham-fw-semi); color: var(--ham-text); font-size: var(--ham-fs-h4); margin: 0; }
.ham-chart__body { min-height: 240px; position: relative; }
/* Nhóm nút khoảng thời gian */
.ham-range { display: inline-flex; padding: 3px; gap: 2px; background: rgba(255,255,255,.05); border: 1px solid var(--ham-glass-stroke); border-radius: var(--ham-r-pill); }
.ham-range button {
  border: 0; background: transparent; cursor: pointer; color: var(--ham-text-3);
  font: inherit; font-size: var(--ham-fs-xs); font-weight: var(--ham-fw-med);
  padding: 6px 12px; border-radius: var(--ham-r-pill);
  transition: all var(--ham-t-fast) var(--ham-ease);
}
.ham-range button:hover { color: var(--ham-text); }
.ham-range button[aria-pressed="true"] { background: var(--ham-glass-fill-2); color: var(--ham-text); box-shadow: var(--ham-sh-sm); }

/* ---------- Product card ---------- */
.ham-product { display: flex; flex-direction: column; overflow: hidden; border-radius: var(--ham-r-lg); }
.ham-product__media {
  position: relative; aspect-ratio: 4 / 3; overflow: hidden;
  background: linear-gradient(150deg, #12233A 0%, #0B1626 100%);
}
.ham-product__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--ham-t-slow) var(--ham-ease-out); }
.ham-product:hover .ham-product__media img { transform: scale(1.045); }
.ham-product__flags { position: absolute; top: var(--ham-s-3); left: var(--ham-s-3); display: flex; gap: 6px; z-index: 2; }
.ham-product__body { padding: var(--ham-s-5); display: flex; flex-direction: column; gap: var(--ham-s-3); flex: 1; }
.ham-product__cat { font-size: var(--ham-fs-label); text-transform: uppercase; letter-spacing: var(--ham-ls-label); color: var(--ham-text-3); }
.ham-product__title { font-family: var(--ham-font-display); font-size: var(--ham-fs-h4); font-weight: var(--ham-fw-semi); color: var(--ham-text); margin: 0; }
.ham-product__meta { display: flex; flex-wrap: wrap; gap: var(--ham-s-2); font-size: var(--ham-fs-xs); color: var(--ham-text-3); }
.ham-product__foot { margin-top: auto; padding-top: var(--ham-s-3); display: flex; align-items: center; justify-content: space-between; gap: var(--ham-s-3); border-top: 1px solid var(--ham-hairline); }
.ham-price { display: flex; align-items: baseline; gap: var(--ham-s-2); }
.ham-price__now { font-size: 1.25rem; font-weight: var(--ham-fw-bold); color: var(--ham-text); }
.ham-price__was { font-size: var(--ham-fs-sm); color: var(--ham-text-3); text-decoration: line-through; }
.ham-price__cur { font-size: var(--ham-fs-xs); color: var(--ham-text-3); }

/* ---------- Pricing card ---------- */
.ham-plan { padding: var(--ham-s-7) var(--ham-s-6); display: flex; flex-direction: column; gap: var(--ham-s-5); border-radius: var(--ham-r-xl); }
.ham-plan__name { font-family: var(--ham-font-display); font-size: var(--ham-fs-h4); font-weight: var(--ham-fw-semi); color: var(--ham-text); margin: 0; }
.ham-plan__price { display: flex; align-items: baseline; gap: var(--ham-s-2); }
.ham-plan__price b { font-family: var(--ham-font-display); font-size: 2.75rem; font-weight: var(--ham-fw-black); color: var(--ham-text); letter-spacing: var(--ham-ls-display); line-height: 1; }
.ham-plan__price span { font-size: var(--ham-fs-sm); color: var(--ham-text-3); }
.ham-plan__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--ham-s-3); font-size: var(--ham-fs-sm); }
.ham-plan__list li { display: flex; gap: var(--ham-s-3); align-items: flex-start; }
.ham-plan__list li::before {
  content: ""; flex: 0 0 auto; width: 18px; height: 18px; margin-top: 2px; border-radius: 50%;
  background: var(--ham-up-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='9' fill='none'%3E%3Cpath d='M1 4.6 4 7.5 10 1.3' stroke='%2317C97E' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center no-repeat;
}
.ham-plan__list li.is-off { color: var(--ham-text-3); }
.ham-plan__list li.is-off::before { background: rgba(255,255,255,.05) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='9' height='9' fill='none'%3E%3Cpath d='M1.5 1.5 7.5 7.5M7.5 1.5 1.5 7.5' stroke='%236B7F99' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") center no-repeat; }
.ham-plan--featured { border-color: rgba(47,128,255,.42); box-shadow: var(--ham-glow-blue), var(--ham-sh-lg); }
.ham-plan__tag { position: absolute; top: -11px; left: 50%; transform: translateX(-50%); }

/* ---------- News card ---------- */
.ham-news { display: flex; flex-direction: column; overflow: hidden; border-radius: var(--ham-r-lg); }
.ham-news__media { aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(150deg, #12233A, #0B1626); }
.ham-news__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--ham-t-slow) var(--ham-ease-out); }
.ham-news:hover .ham-news__media img { transform: scale(1.04); }
.ham-news__body { padding: var(--ham-s-5); display: flex; flex-direction: column; gap: var(--ham-s-3); flex: 1; }
.ham-news__title { font-family: var(--ham-font-display); font-size: 1.0625rem; font-weight: var(--ham-fw-semi); color: var(--ham-text); line-height: 1.4; margin: 0; }
.ham-news:hover .ham-news__title { color: var(--ham-cyan); }
/* flex-wrap bắt buộc: ::before dưới đây chiếm flex-basis 100% để vẽ đường kẻ.
   Thiếu wrap thì đường kẻ và các mục meta bị dồn cùng một dòng, đẩy ngày
   tháng tràn ra ngoài thẻ. */
.ham-news__meta { margin-top: auto; display: flex; flex-wrap: wrap; align-items: center; gap: var(--ham-s-3); font-size: var(--ham-fs-xs); color: var(--ham-text-3); }
.ham-news__meta::before { content: ""; display: block; width: 100%; height: 1px; background: var(--ham-hairline); order: -1; flex: 1 0 100%; margin-bottom: var(--ham-s-3); }

/* ---------- Table ---------- */
.ham-table-wrap { overflow-x: auto; border-radius: var(--ham-r-lg); border: 1px solid var(--ham-glass-stroke); background: var(--ham-glass-fill); backdrop-filter: blur(var(--ham-blur-sm)); }
.ham-table { width: 100%; border-collapse: collapse; font-size: var(--ham-fs-sm); min-width: 640px; }
.ham-table thead th {
  text-align: left; padding: var(--ham-s-4) var(--ham-s-5);
  font-size: var(--ham-fs-label); font-weight: var(--ham-fw-semi);
  letter-spacing: var(--ham-ls-label); text-transform: uppercase; color: var(--ham-text-3);
  border-bottom: 1px solid var(--ham-hairline-2); white-space: nowrap;
  background: rgba(255,255,255,.02); position: sticky; top: 0; backdrop-filter: blur(8px);
}
.ham-table tbody td { padding: var(--ham-s-4) var(--ham-s-5); border-bottom: 1px solid var(--ham-hairline); color: var(--ham-text-2); }
.ham-table tbody tr:last-child td { border-bottom: 0; }
.ham-table tbody tr { transition: background var(--ham-t-fast) var(--ham-ease); }
.ham-table tbody tr:hover { background: rgba(255,255,255,.03); }
.ham-table .is-num { text-align: right; font-variant-numeric: tabular-nums; color: var(--ham-text); }
.ham-table__sym { color: var(--ham-text); font-weight: var(--ham-fw-semi); }

/* ---------- Tabs ---------- */
.ham-tabs { display: flex; gap: var(--ham-s-1); border-bottom: 1px solid var(--ham-hairline); overflow-x: auto; }
.ham-tab {
  border: 0; background: transparent; cursor: pointer; font: inherit;
  font-size: var(--ham-fs-sm); font-weight: var(--ham-fw-med); color: var(--ham-text-3);
  padding: var(--ham-s-3) var(--ham-s-4); position: relative; white-space: nowrap;
  transition: color var(--ham-t-fast) var(--ham-ease);
}
.ham-tab:hover { color: var(--ham-text-2); }
.ham-tab[aria-selected="true"] { color: var(--ham-text); }
.ham-tab[aria-selected="true"]::after {
  content: ""; position: absolute; left: var(--ham-s-3); right: var(--ham-s-3); bottom: -1px; height: 2px;
  background: var(--ham-grad-brand); border-radius: var(--ham-r-pill);
}
.ham-tabpanel { padding-top: var(--ham-s-5); }
.ham-tabpanel[hidden] { display: none; }

/* ---------- Accordion ---------- */
.ham-acc { border: 1px solid var(--ham-glass-stroke); border-radius: var(--ham-r-md); background: var(--ham-glass-fill); overflow: hidden; }
.ham-acc + .ham-acc { margin-top: var(--ham-s-3); }
.ham-acc summary {
  list-style: none; cursor: pointer; padding: var(--ham-s-4) var(--ham-s-5);
  display: flex; align-items: center; justify-content: space-between; gap: var(--ham-s-4);
  font-weight: var(--ham-fw-med); color: var(--ham-text); font-size: var(--ham-fs-sm);
  transition: background var(--ham-t-fast) var(--ham-ease);
}
.ham-acc summary::-webkit-details-marker { display: none; }
.ham-acc summary:hover { background: rgba(255,255,255,.03); }
.ham-acc summary::after {
  content: ""; flex: 0 0 auto; width: 11px; height: 11px;
  border-right: 1.8px solid var(--ham-text-3); border-bottom: 1.8px solid var(--ham-text-3);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--ham-t-base) var(--ham-ease);
}
.ham-acc[open] summary::after { transform: rotate(-135deg) translate(-2px, -2px); }
.ham-acc__body { padding: 0 var(--ham-s-5) var(--ham-s-5); font-size: var(--ham-fs-sm); color: var(--ham-text-2); }

/* ---------- Tooltip ---------- */
.ham-tip { position: relative; display: inline-flex; border-bottom: 1px dashed var(--ham-text-3); cursor: help; }
.ham-tip::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(4px);
  min-width: 160px; max-width: 260px; width: max-content;
  background: var(--ham-bg-overlay); color: var(--ham-text);
  border: 1px solid var(--ham-glass-stroke-2); border-radius: var(--ham-r-sm);
  padding: var(--ham-s-3) var(--ham-s-4); font-size: var(--ham-fs-xs); line-height: 1.5;
  box-shadow: var(--ham-sh-lg); z-index: var(--ham-z-tooltip);
  opacity: 0; pointer-events: none;
  transition: opacity var(--ham-t-base) var(--ham-ease), transform var(--ham-t-base) var(--ham-ease-out);
}
.ham-tip:hover::after, .ham-tip:focus-visible::after { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Modal ---------- */
.ham-modal { border: 0; padding: 0; background: transparent; max-width: min(560px, calc(100vw - 32px)); width: 100%; color: inherit; }
.ham-modal::backdrop { background: rgba(3, 9, 18, .72); backdrop-filter: blur(6px); }
.ham-modal__inner {
  background: var(--ham-bg-overlay); background-image: var(--ham-grad-surface);
  border: 1px solid var(--ham-glass-stroke-2); border-radius: var(--ham-r-xl);
  box-shadow: var(--ham-sh-lg); padding: var(--ham-s-7); position: relative;
}
.ham-modal__head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--ham-s-4); margin-bottom: var(--ham-s-4); }
.ham-modal__title { margin: 0; font-size: var(--ham-fs-h3); }
.ham-modal__close {
  flex: 0 0 auto; width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  border: 1px solid var(--ham-glass-stroke); background: var(--ham-glass-fill); color: var(--ham-text-2);
  display: grid; place-items: center; font-size: 18px; line-height: 1;
  transition: all var(--ham-t-fast) var(--ham-ease);
}
.ham-modal__close:hover { color: var(--ham-text); border-color: var(--ham-glass-stroke-2); }
.ham-modal__foot { display: flex; gap: var(--ham-s-3); justify-content: flex-end; margin-top: var(--ham-s-6); flex-wrap: wrap; }

/* ---------- Header ---------- */
.ham-header {
  position: sticky; top: 0; z-index: var(--ham-z-header);
  border-bottom: 1px solid transparent;
  transition: background var(--ham-t-base) var(--ham-ease), border-color var(--ham-t-base) var(--ham-ease);
}
.ham-header.is-stuck {
  background: rgba(6, 16, 29, .72);
  border-bottom-color: var(--ham-hairline);
  backdrop-filter: blur(var(--ham-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--ham-blur)) saturate(160%);
}
.ham-header__bar { display: flex; align-items: center; gap: var(--ham-s-6); height: 72px; }
.ham-header__logo { display: flex; align-items: center; flex: 0 0 auto; }
.ham-header__logo img, .ham-header__logo svg { height: 34px; width: auto; }
.ham-nav { display: flex; align-items: center; gap: var(--ham-s-1); margin-inline: auto; }
.ham-nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px var(--ham-s-4); border-radius: var(--ham-r-pill);
  font-size: var(--ham-fs-sm); font-weight: var(--ham-fw-med); color: var(--ham-text-2);
  transition: all var(--ham-t-fast) var(--ham-ease);
}
.ham-nav__link:hover, .ham-nav__link[aria-expanded="true"] { color: var(--ham-text); background: var(--ham-glass-fill); }
.ham-nav__link[aria-current="page"] { color: var(--ham-text); }
.ham-header__actions { display: flex; align-items: center; gap: var(--ham-s-3); flex: 0 0 auto; }

/* Chuyển ngữ */
.ham-lang { display: inline-flex; gap: 2px; padding: 3px; border-radius: var(--ham-r-pill); background: rgba(255,255,255,.05); border: 1px solid var(--ham-glass-stroke); }
.ham-lang a { padding: 5px 11px; border-radius: var(--ham-r-pill); font-size: var(--ham-fs-xs); font-weight: var(--ham-fw-semi); color: var(--ham-text-3); }
.ham-lang a[aria-current="true"] { background: var(--ham-glass-fill-2); color: var(--ham-text); }

/* Mega menu */
.ham-mega {
  position: absolute; left: 50%; transform: translateX(-50%) translateY(-8px);
  top: calc(100% + 8px); width: min(940px, calc(100vw - 48px));
  background: rgba(15, 32, 54, .9); background-image: var(--ham-grad-surface);
  border: 1px solid var(--ham-glass-stroke-2); border-radius: var(--ham-r-xl);
  box-shadow: var(--ham-sh-lg); padding: var(--ham-s-7);
  backdrop-filter: blur(var(--ham-blur-lg)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--ham-blur-lg)) saturate(160%);
  display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: var(--ham-s-7);
  opacity: 0; visibility: hidden; z-index: var(--ham-z-header);
  transition: opacity var(--ham-t-base) var(--ham-ease), transform var(--ham-t-base) var(--ham-ease-out), visibility var(--ham-t-base);
}
.ham-mega.is-open { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.ham-mega__col h5 {
  font-size: var(--ham-fs-label); text-transform: uppercase; letter-spacing: var(--ham-ls-label);
  color: var(--ham-text-3); margin: 0 0 var(--ham-s-4); font-family: var(--ham-font-body); font-weight: var(--ham-fw-semi);
}
.ham-mega__item { display: flex; gap: var(--ham-s-3); padding: var(--ham-s-3); border-radius: var(--ham-r-sm); transition: background var(--ham-t-fast) var(--ham-ease); }
.ham-mega__item:hover { background: rgba(255,255,255,.05); }
.ham-mega__item strong { display: block; color: var(--ham-text); font-size: var(--ham-fs-sm); font-weight: var(--ham-fw-semi); }
.ham-mega__item span { display: block; color: var(--ham-text-3); font-size: var(--ham-fs-xs); line-height: 1.5; }
.ham-mega__icon {
  flex: 0 0 auto; width: 36px; height: 36px; border-radius: var(--ham-r-sm);
  display: grid; place-items: center;
  background: var(--ham-info-soft); border: 1px solid rgba(47,128,255,.28);
}

/* Nút hamburger */
.ham-burger { display: none; width: 42px; height: 42px; border-radius: var(--ham-r-sm); cursor: pointer;
  background: var(--ham-glass-fill); border: 1px solid var(--ham-glass-stroke); place-items: center; }
.ham-burger i { display: block; width: 18px; height: 1.6px; background: var(--ham-text); border-radius: 2px; position: relative; transition: all var(--ham-t-base) var(--ham-ease); }
.ham-burger i::before, .ham-burger i::after { content: ""; position: absolute; left: 0; width: 18px; height: 1.6px; background: var(--ham-text); border-radius: 2px; transition: transform var(--ham-t-base) var(--ham-ease); }
.ham-burger i::before { top: -6px; } .ham-burger i::after { top: 6px; }
.ham-burger[aria-expanded="true"] i { background: transparent; }
.ham-burger[aria-expanded="true"] i::before { transform: translateY(6px) rotate(45deg); }
.ham-burger[aria-expanded="true"] i::after  { transform: translateY(-6px) rotate(-45deg); }

/* Menu mobile — drawer */
.ham-drawer {
  position: fixed; inset: 0 0 0 auto; width: min(400px, 88vw); z-index: var(--ham-z-drawer);
  background: rgba(10, 23, 40, .96); border-left: 1px solid var(--ham-glass-stroke);
  backdrop-filter: blur(var(--ham-blur-lg)); box-shadow: var(--ham-sh-lg);
  transform: translateX(100%); transition: transform var(--ham-t-slow) var(--ham-ease-out);
  display: flex; flex-direction: column; padding: var(--ham-s-6); overflow-y: auto;
}
.ham-drawer.is-open { transform: translateX(0); }
.ham-drawer__link {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--ham-s-4) 0; border-bottom: 1px solid var(--ham-hairline);
  font-size: 1.0625rem; font-weight: var(--ham-fw-med); color: var(--ham-text); font-family: var(--ham-font-display);
}
.ham-scrim { position: fixed; inset: 0; background: rgba(3,9,18,.6); backdrop-filter: blur(3px); z-index: calc(var(--ham-z-drawer) - 1); opacity: 0; visibility: hidden; transition: all var(--ham-t-base) var(--ham-ease); }
.ham-scrim.is-open { opacity: 1; visibility: visible; }

/* 1023 chứ không phải 1024: máy 1024px là laptop nhỏ, hiện hamburger ở đó
   trông như lỗi. Tablet dọc 768 và dưới mới dùng drawer. */
@media (max-width: 1023px) {
  .ham-nav { display: none; }
  .ham-burger { display: grid; }
  .ham-header__bar { height: 64px; }
}

/* ---------- Footer ---------- */
.ham-footer { border-top: 1px solid var(--ham-hairline); background: rgba(6,16,29,.55); backdrop-filter: blur(var(--ham-blur-sm)); margin-top: var(--ham-s-12); }
.ham-footer__grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: var(--ham-s-8); padding-block: var(--ham-s-11) var(--ham-s-8); }
.ham-footer h5 { font-size: var(--ham-fs-label); text-transform: uppercase; letter-spacing: var(--ham-ls-label); color: var(--ham-text-3); margin: 0 0 var(--ham-s-4); font-family: var(--ham-font-body); font-weight: var(--ham-fw-semi); }
.ham-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--ham-s-3); font-size: var(--ham-fs-sm); }
.ham-footer ul a { color: var(--ham-text-2); }
.ham-footer ul a:hover { color: var(--ham-cyan); }
.ham-footer__bottom { border-top: 1px solid var(--ham-hairline); padding-block: var(--ham-s-5); display: flex; flex-wrap: wrap; gap: var(--ham-s-4); align-items: center; justify-content: space-between; font-size: var(--ham-fs-xs); color: var(--ham-text-3); }
.ham-risk { font-size: var(--ham-fs-xs); color: var(--ham-text-3); line-height: 1.7; border: 1px solid var(--ham-hairline); border-radius: var(--ham-r-md); padding: var(--ham-s-4); background: rgba(255,255,255,.02); }
@media (max-width: 900px) { .ham-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--ham-s-7); } }
@media (max-width: 560px) { .ham-footer__grid { grid-template-columns: 1fr; } }

/* ---------- Trạng thái: rỗng / tải / lỗi ---------- */
.ham-state { text-align: center; padding: var(--ham-s-11) var(--ham-s-6); display: flex; flex-direction: column; align-items: center; gap: var(--ham-s-4); }
.ham-state svg { width: 104px; height: 104px; opacity: .95; }
.ham-state h3 { margin: 0; font-size: var(--ham-fs-h3); }
.ham-state p { margin: 0; max-width: 46ch; color: var(--ham-text-3); font-size: var(--ham-fs-sm); }

/* Skeleton */
.ham-skel { background: linear-gradient(100deg, rgba(255,255,255,.045) 30%, rgba(255,255,255,.1) 50%, rgba(255,255,255,.045) 70%);
  background-size: 220% 100%; animation: ham-shimmer 1.5s linear infinite; border-radius: var(--ham-r-xs); }
.ham-skel--line { height: 12px; }
.ham-skel--title { height: 20px; width: 55%; }
.ham-skel--box { height: 150px; border-radius: var(--ham-r-md); }
@keyframes ham-shimmer { from { background-position: 140% 0; } to { background-position: -40% 0; } }

/* Spinner độc lập */
.ham-spinner { width: 30px; height: 30px; border: 2.5px solid rgba(255,255,255,.14); border-top-color: var(--ham-cyan); border-radius: 50%; animation: ham-spin .8s linear infinite; }

/* ---------- Tiện ích ---------- */
.ham-divider { height: 1px; background: var(--ham-hairline); border: 0; margin-block: var(--ham-s-7); }
.ham-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.ham-skip { position: absolute; left: -9999px; }
.ham-skip:focus { left: var(--ham-s-4); top: var(--ham-s-4); z-index: var(--ham-z-toast); background: var(--ham-bg-overlay); padding: var(--ham-s-3) var(--ham-s-5); border-radius: var(--ham-r-sm); color: var(--ham-text); }