/* ==========================================================================
   FIVE88 ARCADE — Kho băng game · five88gm.com
   Phong cách: băng game cassette, nền giấy tím nhạt, viền mực 2px,
   bóng cứng, chip capsule, trạng thái chọn nền nhạt.
   Viết mới cho kho băng Five88, không tái sử dụng từ mẫu khác.
   ========================================================================== */

/* ---------- 1. Token ---------- */
:root {
  --paper: #f3f0ff;
  --paper-2: #ece6ff;
  --card: #ffffff;
  --card-2: #faf8ff;

  --ink: #17132b;
  --ink-2: #3b3457;
  --muted: #726b8b;
  --muted-2: #a39cb8;

  --line: #17132b;
  --line-soft: #ded8f0;
  --line-faint: #ebe6f7;

  --violet: #5b3df5;
  --violet-2: #7a60ff;
  --violet-soft: #ece7ff;
  --violet-line: #d9d0ff;

  --lime: #c9f24d;
  --lime-2: #b3e02f;
  --lime-soft: #f2fcd4;
  --orange: #ff6b4a;
  --orange-soft: #ffece6;
  --cyan: #25c4d2;
  --cyan-soft: #e2fafc;
  --pink: #ff5d9e;
  --yellow: #ffd84d;

  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Consolas, "Courier New", monospace;

  --r: 18px;
  --r-sm: 12px;
  --r-pill: 999px;

  --shadow-card: 0 5px 0 rgba(23, 19, 43, .92);
  --shadow-soft: 0 4px 0 rgba(23, 19, 43, .12);
  --shadow-pop: 0 14px 0 -6px rgba(23, 19, 43, .16);

  --shell: 1180px;
  --header-h: 76px;
  --dock-h: 66px;
}

/* ---------- 2. Reset & nền tảng ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 118px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(900px 520px at 8% -6%, #e7ddff 0%, transparent 55%),
    radial-gradient(760px 460px at 106% 4%, #fdf3cf 0%, transparent 52%),
    linear-gradient(180deg, #f6f2ff 0%, #f3f0ff 46%, #efeaff 100%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .5;
  background-image: radial-gradient(rgba(91, 61, 245, .13) 1px, transparent 1px);
  background-size: 22px 22px;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding-left: 20px; }
strong, b { font-weight: 700; }

::selection { background: var(--lime); color: var(--ink); }

:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 14px;
  top: -80px;
  z-index: 200;
  padding: 10px 18px;
  border: 2px solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--lime);
  color: var(--ink);
  font-weight: 700;
  transition: top .2s ease;
}
.skip-link:focus { top: 14px; }

.shell {
  width: min(var(--shell), calc(100% - 40px));
  margin: 0 auto;
}

.mono { font-family: var(--mono); letter-spacing: .04em; }
.muted { color: var(--muted); }

/* ---------- 3. Tape (dải băng chạy trên cùng) ---------- */
.tape {
  background: var(--ink);
  color: #f5f1ff;
  border-bottom: 2px solid var(--ink);
  overflow: hidden;
}
.tape__track {
  display: flex;
  align-items: center;
  gap: 22px;
  width: max-content;
  padding: 8px 0;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  animation: tape-run 34s linear infinite;
}
.tape__track span { white-space: nowrap; }
.tape__track i { color: var(--lime); font-style: normal; font-size: 9px; }
@keyframes tape-run {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 4. Header ---------- */
.mast {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(246, 242, 255, .92);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--ink);
}
.mast__in {
  display: flex;
  align-items: center;
  gap: 22px;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: none;
}
.brand__tile {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--ink);
  border-radius: 10px;
  background: var(--violet);
  color: #fff;
  box-shadow: 0 3px 0 var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
}
.brand__txt {
  display: flex;
  flex-direction: column;
  line-height: 1.08;
}
.brand__txt b {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .04em;
}
.brand__txt i {
  font-style: normal;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}
.nav a {
  padding: 8px 13px;
  border-radius: var(--r-pill);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-2);
  transition: background .16s ease, color .16s ease;
}
.nav a:hover { background: var(--violet-soft); color: var(--violet); }
.nav a[aria-current="page"] {
  background: var(--violet-soft);
  color: var(--violet);
  box-shadow: inset 0 0 0 1.5px var(--violet-line);
}

.mast__end {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.mast__end .nav { margin-left: 0; }

.burger {
  display: none;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: var(--card);
  color: var(--ink);
  box-shadow: 0 3px 0 var(--ink);
}

/* ---------- 5. Drawer (menu di động) ---------- */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  flex-direction: column;
  padding: 20px;
  background: var(--paper);
  overflow-y: auto;
}
.drawer.is-open { display: flex; }
.drawer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--ink);
}
.drawer__x {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: var(--card);
}
.drawer__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 22px 0;
}
.drawer__list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 3px 0 var(--ink);
}
.drawer__list a span {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--violet);
}
.drawer__list a[aria-current="page"] {
  background: var(--violet);
  border-color: var(--violet);
  color: #fff;
}
.drawer__list a[aria-current="page"] span { color: var(--lime); }
.drawer__cta { margin-top: 4px; }
.drawer__meta {
  margin-top: auto;
  padding-top: 22px;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.9;
  letter-spacing: .06em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ---------- 6. Button & chip ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 2px solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--violet);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  box-shadow: 0 4px 0 var(--ink);
  transition: transform .14s ease, box-shadow .14s ease, background .16s ease;
}
.btn:hover { background: var(--violet-2); transform: translateY(-1px); box-shadow: 0 5px 0 var(--ink); }
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--ink); }
.btn svg { flex: none; }

.btn--lime { background: var(--lime); color: var(--ink); }
.btn--lime:hover { background: var(--lime-2); }
.btn--orange { background: var(--orange); color: #fff; }
.btn--ghost { background: var(--card); color: var(--ink); }
.btn--ghost:hover { background: var(--violet-soft); color: var(--violet); }
.btn--sm { padding: 8px 16px; font-size: 12.5px; box-shadow: 0 3px 0 var(--ink); }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border: 1.5px solid var(--line-soft);
  border-radius: var(--r-pill);
  background: var(--card);
  color: var(--ink-2);
  font-size: 12.5px;
  font-weight: 600;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.chip:hover { border-color: var(--violet-line); color: var(--violet); }
.chip[aria-pressed="true"] {
  background: var(--violet-soft);
  border-color: var(--violet-line);
  color: var(--violet);
}
.chip__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: var(--r-pill);
  background: var(--violet-soft);
  color: var(--violet);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.badge--lime { background: var(--lime-soft); color: #4c6a00; }
.badge--orange { background: var(--orange-soft); color: #b4391c; }

/* ---------- 7. Section head ---------- */
.sec { padding: 74px 0; }
.sec--tight { padding: 48px 0; }
.sec--alt { background: rgba(255, 255, 255, .55); border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }

.head { max-width: 720px; margin-bottom: 34px; }
.head--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  max-width: none;
}
.head__tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--violet);
}
.head__tag b {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 22px;
  border: 1.5px solid var(--ink);
  border-radius: 6px;
  background: var(--lime);
  color: var(--ink);
  font-size: 10px;
}

h1, h2, h3, h4 { color: var(--ink); font-weight: 800; line-height: 1.15; letter-spacing: -.02em; }
h1 { font-size: clamp(34px, 5vw, 58px); font-weight: 900; letter-spacing: -.035em; }
h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 900; letter-spacing: -.03em; }
h3 { font-size: 19px; }
h4 { font-size: 15px; }
h2 em, h1 em {
  font-style: normal;
  color: var(--violet);
  background: linear-gradient(transparent 64%, var(--lime) 64%, var(--lime) 92%, transparent 92%);
  padding: 0 2px;
}
.head p {
  margin-top: 14px;
  color: var(--ink-2);
  font-size: 15.5px;
  max-width: 680px;
}
.head .link-arrow { flex: none; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--violet);
  border-bottom: 2px solid transparent;
  transition: border-color .16s ease;
}
.link-arrow:hover { border-color: var(--violet); }

/* ---------- 8. Hero ---------- */
.hero { padding: 64px 0 56px; }
.hero__grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 46px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 6px 14px;
  margin-bottom: 20px;
  border: 1.5px solid var(--line-soft);
  border-radius: var(--r-pill);
  background: var(--card);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--orange); }

.hero__lead {
  margin-top: 20px;
  max-width: 560px;
  color: var(--ink-2);
  font-size: 16px;
}
.hero__lead b { color: var(--ink); }

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.stat {
  min-width: 102px;
  padding: 12px 16px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -.02em;
}
.stat span {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
}

/* ---------- 9. Cassette (băng) ---------- */
.cass {
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.cass__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 2px solid var(--ink);
  background: var(--violet);
  color: #fff;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.cass__head i { color: var(--lime); font-style: normal; }
.cass__body { padding: 20px 18px; }
.cass__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1.5px solid var(--line-soft);
  border-radius: 10px;
  background: #fffdf4;
}
.cass__label b { font-size: 13px; letter-spacing: .02em; }
.cass__label span {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--muted);
  letter-spacing: .1em;
}
.cass__reels {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}
.reel {
  position: relative;
  flex: none;
  width: 58px;
  height: 58px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--violet-soft);
}
.reel::before, .reel::after {
  content: "";
  position: absolute;
  inset: 16px;
  border: 2px dashed var(--violet);
  border-radius: 50%;
  animation: reel-turn 6s linear infinite;
}
.reel::after { inset: 25px; border-style: solid; background: var(--card); }
@keyframes reel-turn { to { transform: rotate(360deg); } }
.cass__window {
  flex: 1;
  height: 58px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background:
    repeating-linear-gradient(115deg, rgba(91, 61, 245, .12) 0 8px, transparent 8px 16px),
    var(--card-2);
}
.cass__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}
.cass__meta div {
  padding: 8px 11px;
  border: 1.5px solid var(--line-soft);
  border-radius: 9px;
  font-size: 11.5px;
  color: var(--muted);
}
.cass__meta b { display: block; color: var(--ink); font-size: 13px; }
.cass__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  border-top: 2px solid var(--ink);
  background: var(--card-2);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
}
.barcode {
  width: 96px;
  height: 22px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 4px, var(--ink) 4px 5px, transparent 5px 9px);
}

/* ---------- 10. Shelf (5 hộp băng) ---------- */
.shelf {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.shelf__item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 16px 16px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  box-shadow: 0 4px 0 var(--ink);
  transition: transform .16s ease, box-shadow .16s ease;
}
.shelf__item:hover { transform: translateY(-3px); box-shadow: 0 7px 0 var(--ink); }
.shelf__no {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted);
}
.shelf__no i {
  width: 26px;
  height: 6px;
  border-radius: 999px;
  background: var(--k, var(--violet));
}
.shelf__item h3 { font-size: 16.5px; }
.shelf__item p { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.shelf__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1.5px dashed var(--line-soft);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--violet);
}
.shelf__foot b { font-family: var(--mono); font-size: 10.5px; color: var(--muted); }

/* ---------- 11. Game cards & filter ---------- */
.filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 14px;
  margin-bottom: 22px;
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}
.filter__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.filter__label {
  margin-right: 2px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.filter__sep {
  width: 1px;
  height: 22px;
  margin: 0 6px;
  background: var(--line-soft);
}
.filter__count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--violet);
}

.games {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.game {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  box-shadow: 0 4px 0 var(--ink);
  transition: transform .16s ease, box-shadow .16s ease;
}
.game:hover { transform: translateY(-3px); box-shadow: 0 7px 0 var(--ink); }
.game__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.game__no {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted-2);
}
.game h3 { font-size: 17px; }
.game p { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.game__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: auto;
  padding-top: 10px;
  padding-right: 34px;
}
.game__tags span {
  padding: 3px 9px;
  border-radius: var(--r-pill);
  background: var(--card-2);
  border: 1px solid var(--line-faint);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .06em;
  color: var(--ink-2);
}
.game__pin {
  position: absolute;
  bottom: 14px;
  right: 14px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1.5px solid var(--line-soft);
  border-radius: 50%;
  background: var(--card);
  color: var(--muted);
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.game__pin:hover { color: var(--violet); border-color: var(--violet-line); }
.game__pin[aria-pressed="true"] {
  background: var(--lime-soft);
  border-color: var(--lime-2);
  color: #4c6a00;
}

.empty {
  display: none;
  padding: 30px;
  border: 2px dashed var(--line-soft);
  border-radius: var(--r);
  text-align: center;
  color: var(--muted);
}
.empty.is-visible { display: block; }

/* ---------- 11b. Hộp băng (category sections) ---------- */
.cat-sec + .cat-sec { margin-top: 44px; }
.cat-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink);
}
.cat-head__no {
  padding: 3px 10px;
  border: 1.5px solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--k, var(--violet-soft));
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .1em;
}
.cat-head h2 { font-size: 25px; }
.cat-head p {
  flex: 1 1 320px;
  max-width: 460px;
  margin-left: auto;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}
@media (max-width: 680px) {
  .cat-head p { margin-left: 0; }
}

/* ---------- 12. Bốc băng + giỏ băng ---------- */
.drawer-box {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
  align-items: stretch;
}
.panel {
  padding: 24px;
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow-card);
}
.panel--violet {
  background: linear-gradient(160deg, #5b3df5 0%, #4427d6 100%);
  color: #fff;
  border-color: var(--ink);
}
.panel--violet h2, .panel--violet h3 { color: #fff; }
.panel--violet p { color: #ded7ff; }

.draw-panel { display: flex; flex-direction: column; gap: 16px; }
.draw-stage {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: #fffdf4;
}
.draw-reel {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  border: 1.5px solid var(--line-soft);
  border-radius: 10px;
  background: var(--card);
  text-align: center;
}
.draw-reel span {
  display: block;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.draw-reel b {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.draw-reel--res { background: var(--lime-soft); border-color: var(--lime-2); }
.draw-stage__x { font-family: var(--mono); color: var(--violet); font-size: 12px; }
.draw-out { font-size: 13.5px; color: var(--ink-2); min-height: 24px; }
.draw-out b { color: var(--violet); }
.draw-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.draw-state {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

.cart-list { display: grid; gap: 9px; margin: 16px 0; }
.cart-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  border: 1.5px solid var(--line-soft);
  border-radius: 10px;
  background: var(--card);
}
.cart-item b { font-size: 12.5px; }
.cart-item span {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--muted);
}
.cart-empty {
  padding: 18px;
  border: 2px dashed var(--violet-line);
  border-radius: 12px;
  color: #cfc6ff;
  font-size: 12.5px;
  text-align: center;
}

/* ---------- 13. Vé chơi ---------- */
.tickets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.ticket {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: 0 4px 0 var(--ink);
  overflow: hidden;
}
.ticket__head {
  padding: 16px 18px 14px;
  border-bottom: 2px dashed var(--line-soft);
}
.ticket__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.ticket__value {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  color: var(--violet);
}
.ticket__value small { font-size: 10px; letter-spacing: .08em; color: var(--muted); margin-left: 5px; }
.ticket__body {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px 18px;
  font-size: 12.5px;
  color: var(--ink-2);
}
.ticket__body ul { display: grid; gap: 5px; padding-left: 16px; color: var(--muted); }
.ticket__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding: 11px 18px;
  border-top: 2px dashed var(--line-soft);
  background: var(--card-2);
}
.ticket__code { font-family: var(--mono); font-size: 10px; letter-spacing: .08em; color: var(--ink-2); }
.copy {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border: 1.5px solid var(--line-soft);
  border-radius: var(--r-pill);
  background: var(--card);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--violet);
}
.copy:hover { border-color: var(--violet-line); background: var(--violet-soft); }

/* ---------- 14. Đồng hồ phiên ---------- */
.timer-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 26px;
  align-items: center;
}
.timer-ring { position: relative; width: 158px; height: 158px; flex: none; }
.timer-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.timer-ring .track { fill: none; stroke: var(--violet-soft); stroke-width: 10; }
.timer-ring .bar {
  fill: none;
  stroke: var(--violet);
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset .4s linear;
}
.timer-ring__time {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -.02em;
}
.timer-body h3 { margin-bottom: 6px; }
.timer-body p { font-size: 13px; color: var(--muted); max-width: 520px; }
.timer-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.timer-state {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  color: var(--violet);
  text-transform: uppercase;
}

/* ---------- 15. Các bước & checklist ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.step {
  position: relative;
  padding: 20px 16px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}
.step__no {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-bottom: 12px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--lime);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}
.step h3 { font-size: 14.5px; margin-bottom: 6px; }
.step p { font-size: 12px; color: var(--muted); line-height: 1.6; }

.checklist {
  padding: 22px;
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow-card);
}
.checklist__row {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 4px;
  border-bottom: 1px dashed var(--line-faint);
  font-size: 13.5px;
  cursor: pointer;
}
.checklist__row:last-of-type { border-bottom: 0; }
.checklist__row input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--violet);
  flex: none;
}
.checklist__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  padding-top: 14px;
  border-top: 2px solid var(--line-soft);
}
.checklist__count { font-family: var(--mono); font-size: 17px; font-weight: 700; color: var(--violet); }
.checklist__state { font-size: 12px; color: var(--muted); }

/* ---------- 16. FAQ ---------- */
.faq {
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.faq__item { border-bottom: 1.5px solid var(--line-faint); }
.faq__item:last-child { border-bottom: 0; }
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 17px 20px;
  border: 0;
  background: transparent;
  text-align: left;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.faq__q:hover { color: var(--violet); }
.faq__sign {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--line-soft);
  border-radius: 50%;
}
.faq__sign::before, .faq__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 1.5px;
  background: var(--violet);
  transform: translate(-50%, -50%);
  transition: transform .18s ease;
}
.faq__sign::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq__item.is-open .faq__sign::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq__a {
  display: none;
  padding: 0 20px 18px;
  font-size: 13px;
  color: var(--ink-2);
  max-width: 760px;
}
.faq__item.is-open .faq__a { display: block; }

/* ---------- 17. Bài viết ---------- */
.posts { display: grid; gap: 12px; }
.post {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--card);
  box-shadow: var(--shadow-soft);
  transition: transform .16s ease, box-shadow .16s ease;
}
.post:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--ink); }
.post__date {
  flex: none;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--muted);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.post__body { flex: 1; min-width: 0; }
.post__body h3 { font-size: 16.5px; margin-bottom: 5px; }
.post__body p { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.post__go {
  flex: none;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1.5px solid var(--line-soft);
  border-radius: 50%;
  color: var(--violet);
}
.post:hover .post__go { background: var(--violet-soft); border-color: var(--violet-line); }

.article { padding: 44px 0 70px; }
.article__head { max-width: 760px; margin-bottom: 26px; }
.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.article__lead {
  margin-top: 14px;
  font-size: 16px;
  color: var(--ink-2);
}
.prose {
  max-width: 780px;
  font-size: 14.5px;
  color: var(--ink-2);
}
.prose > * + * { margin-top: 16px; }
.prose h2 { margin-top: 38px; font-size: 26px; }
.prose h3 { margin-top: 26px; }
.prose p { line-height: 1.8; }
.prose ul, .prose ol { display: grid; gap: 7px; line-height: 1.75; }
.prose strong { color: var(--ink); }
.prose a { color: var(--violet); border-bottom: 1.5px solid var(--violet-line); }
.prose a:hover { border-color: var(--violet); }
.prose .note {
  padding: 16px 18px;
  border: 1.5px solid var(--violet-line);
  border-radius: var(--r-sm);
  background: var(--violet-soft);
  font-size: 13px;
}
.prose table { width: 100%; border-collapse: collapse; font-size: 13px; }
.prose th, .prose td {
  padding: 10px 12px;
  border: 1.5px solid var(--line-soft);
  text-align: left;
}
.prose th { background: var(--card-2); font-size: 12px; }
.prose blockquote {
  margin: 0;
  padding: 4px 0 4px 18px;
  border-left: 4px solid var(--lime-2);
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 18. Trang tĩnh ---------- */
.phero {
  padding: 56px 0 44px;
  border-bottom: 2px solid var(--ink);
  background:
    radial-gradient(700px 320px at 88% 0%, rgba(201, 242, 77, .4), transparent 60%),
    var(--paper-2);
}
.phero h1 { max-width: 820px; }
.phero__lead { margin-top: 16px; max-width: 680px; color: var(--ink-2); }

.split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  align-items: start;
}
.stack { display: grid; gap: 14px; }

.note-box {
  padding: 20px;
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--lime-soft);
  box-shadow: var(--shadow-soft);
}
.note-box h3 { font-size: 15px; margin-bottom: 7px; }
.note-box p { font-size: 12.5px; color: var(--ink-2); }

.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0 26px;
}
.legal-nav a {
  padding: 7px 13px;
  border: 1.5px solid var(--line-soft);
  border-radius: var(--r-pill);
  background: var(--card);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ink-2);
}
.legal-nav a:hover, .legal-nav a.is-active {
  background: var(--violet-soft);
  border-color: var(--violet-line);
  color: var(--violet);
}
.legal-body { max-width: 820px; }
.legal-body h2 { margin-top: 36px; font-size: 23px; }
.legal-body h3 { margin-top: 22px; font-size: 16px; }
.legal-body p, .legal-body li { font-size: 13.5px; color: var(--ink-2); line-height: 1.8; }
.legal-body ul { display: grid; gap: 6px; }
.legal-body > * + * { margin-top: 13px; }
.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.toc { padding: 18px; }
.toc h3 {
  font-size: 11.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.toc ol { display: grid; gap: 4px; list-style: none; }
.toc a {
  display: block;
  padding: 7px 11px;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.toc a:hover { background: var(--violet-soft); color: var(--violet); }
.toc a.is-active {
  background: var(--violet-soft);
  border-color: var(--violet-line);
  color: var(--violet);
}

.form { display: grid; gap: 14px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: grid; gap: 6px; }
.field label { font-size: 12px; font-weight: 700; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--line-soft);
  border-radius: 10px;
  background: var(--card);
  font-size: 13.5px;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 3px var(--violet-soft);
}
.field textarea { min-height: 130px; resize: vertical; }
.field--check {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 12px;
  color: var(--muted);
}
.field--check input { width: 17px; height: 17px; margin-top: 2px; accent-color: var(--violet); flex: none; }
.form__status {
  display: none;
  padding: 11px 14px;
  border: 1.5px solid var(--lime-2);
  border-radius: 10px;
  background: var(--lime-soft);
  font-size: 12.5px;
  color: #40570a;
}
.form__status.is-visible { display: block; }

.contact-list { display: grid; gap: 10px; }
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border: 1.5px solid var(--line-soft);
  border-radius: 12px;
  background: var(--card);
}
.contact-row__ico {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: none;
  border: 1.5px solid var(--ink);
  border-radius: 9px;
  background: var(--lime);
}
.contact-row b { display: block; font-size: 12.5px; }
.contact-row span { font-size: 12px; color: var(--muted); }

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
  overflow: hidden;
  font-size: 13px;
}
.table th, .table td { padding: 11px 14px; border-bottom: 1.5px solid var(--line-faint); text-align: left; }
.table th { background: var(--card-2); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.table tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }

/* ---------- 19. 404 ---------- */
.err {
  display: grid;
  place-items: center;
  min-height: calc(100vh - var(--header-h) - var(--dock-h));
  padding: 70px 0;
  text-align: center;
}
.err__code {
  font-family: var(--mono);
  font-size: clamp(90px, 18vw, 180px);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.06em;
  color: var(--violet);
  text-shadow: 5px 5px 0 var(--lime);
}
.err p { max-width: 460px; margin: 18px auto 0; color: var(--muted); font-size: 14px; }
.err .btn-row { justify-content: center; margin-top: 26px; }

/* ---------- 20. CTA ---------- */
.cta {
  position: relative;
  padding: 44px;
  border: 2px solid var(--ink);
  border-radius: var(--r);
  background:
    radial-gradient(420px 220px at 90% 0%, rgba(201, 242, 77, .5), transparent 60%),
    linear-gradient(150deg, var(--violet) 0%, #4427d6 100%);
  color: #fff;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.cta h2 { color: #fff; max-width: 640px; }
.cta p { max-width: 560px; margin-top: 12px; color: #ded7ff; font-size: 14px; }
.cta .btn-row { margin-top: 24px; }
.cta .btn--ghost { background: transparent; border-color: #fff; color: #fff; box-shadow: 0 3px 0 rgba(0, 0, 0, .35); }
.cta .btn--ghost:hover { background: rgba(255, 255, 255, .12); }
.cta__chips {
  position: absolute;
  right: 34px;
  bottom: 30px;
  display: flex;
  gap: 6px;
}
.cta__chips i {
  display: block;
  width: 12px;
  height: 42px;
  border-radius: 4px;
  background: var(--lime);
  opacity: .9;
}
.cta__chips i:nth-child(2) { background: var(--orange); height: 28px; align-self: flex-end; }
.cta__chips i:nth-child(3) { background: var(--cyan); height: 50px; align-self: flex-end; }

/* ---------- 21. Footer ---------- */
.foot {
  border-top: 2px solid var(--ink);
  background: var(--ink);
  color: #c9c2dd;
  padding: 56px 0 0;
}
.foot__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 34px;
  padding-bottom: 40px;
}
.foot .brand { margin-bottom: 16px; }
.foot .brand__tile { background: var(--lime); color: var(--ink); box-shadow: 0 3px 0 rgba(255, 255, 255, .18); }
.foot .brand__txt b { color: #fff; }
.foot .brand__txt i { color: #8f87a8; }
.foot__about { font-size: 12.5px; line-height: 1.8; max-width: 320px; color: #a49cbb; }
.foot__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.foot__tags span {
  padding: 3px 9px;
  border: 1px solid #39334f;
  border-radius: var(--r-pill);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .08em;
  color: #a49cbb;
}
.foot__tags .tag-18 { border-color: var(--lime); color: var(--lime); }
.foot__col h3 {
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #8f87a8;
}
.foot__col ul { display: grid; gap: 8px; padding: 0; list-style: none; }
.foot__col a { font-size: 12.5px; color: #c9c2dd; }
.foot__col a:hover { color: var(--lime); }
.foot__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid #322c48;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #8f87a8;
}
.foot__bottom nav { display: flex; flex-wrap: wrap; gap: 16px; }
.foot__bottom a:hover { color: var(--lime); }
.foot__legal {
  padding: 0 0 28px;
  max-width: 880px;
  font-size: 10.5px;
  line-height: 1.9;
  color: #7d7597;
}

/* ---------- 22. Dock, toast, to-top ---------- */
.dock {
  position: fixed;
  left: 50%;
  bottom: 12px;
  z-index: 80;
  display: none;
  gap: 4px;
  padding: 6px;
  border: 2px solid var(--ink);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .95);
  box-shadow: 0 4px 0 var(--ink);
  transform: translateX(-50%);
}
.dock a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  font-size: 9px;
  font-weight: 700;
  color: var(--muted);
}
.dock a[aria-current="page"] { background: var(--violet-soft); color: var(--violet); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 90px;
  z-index: 150;
  padding: 10px 18px;
  border: 2px solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--ink);
  color: #fff;
  font-size: 12.5px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity .2s ease, transform .2s ease;
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

.to-top {
  position: fixed;
  right: 18px;
  bottom: 20px;
  z-index: 70;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 12px;
  background: var(--card);
  box-shadow: 0 3px 0 var(--ink);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
}
.to-top.is-on { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ---------- 23. Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s ease;
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- 24. Responsive ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .burger { display: grid; }
  .shelf { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .hero__grid { grid-template-columns: 1fr; gap: 34px; }
  .hero__art { max-width: 460px; }
  .drawer-box { grid-template-columns: 1fr; }
  .timer-card { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .timer-body p { margin: 0 auto; }
  .timer-actions { justify-content: center; }
  .dock { display: flex; }
  .to-top { display: none; }
  .foot { padding-bottom: 76px; }
}

@media (max-width: 860px) {
  .head--row { flex-direction: column; align-items: flex-start; gap: 12px; }
  .games { grid-template-columns: repeat(2, 1fr); }
  .tickets { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .cta { padding: 32px 24px; }
  .cta__chips { display: none; }
}

@media (max-width: 680px) {
  body { font-size: 14.5px; }
  .shell { width: calc(100% - 28px); }
  .sec { padding: 52px 0; }
  .hero { padding: 40px 0; }
  .shelf { grid-template-columns: repeat(2, 1fr); }
  .shelf__item:last-child { grid-column: span 2; }
  .games { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .draw-stage { flex-wrap: wrap; }
  .draw-reel { flex: 1 1 100%; }
  .draw-stage__x { display: none; }
  .draw-state { margin-left: 0; }
  .post { gap: 12px; padding: 16px; }
  .post__date { writing-mode: horizontal-tb; transform: none; }
  .form__row { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr; gap: 26px; }
  .foot__bottom { flex-direction: column; align-items: flex-start; }
  .phero { padding: 40px 0 34px; }
  .article { padding: 32px 0 52px; }
  .err__code { text-shadow: 4px 4px 0 var(--lime); }
}

@media (max-width: 420px) {
  .brand__txt b { font-size: 16px; }
  .brand__txt i { font-size: 8px; letter-spacing: .14em; }
  .hero__stats .stat { min-width: calc(50% - 5px); flex: 1; }
  .shelf { grid-template-columns: 1fr; }
  .shelf__item:last-child { grid-column: auto; }
  .steps { grid-template-columns: 1fr; }
  .filter { padding: 12px; }
  .filter__sep { display: none; }
  .filter__count { width: 100%; margin-left: 0; }
  .dock a { padding: 7px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .tape__track, .reel::before, .reel::after { animation: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}