/* BanKey — layout 2 cột: cột trái giới thiệu, cột phải form danh sách + segmented */
[hidden] { display: none !important; }

:root {
  --paper: #faf8f5;
  --ink: #141312;
  --sub: #5c5854;
  --line: #e8e4de;
  --line-2: #d4cec6;
  --card: #ffffff;
  --accent: #0f766e;
  --accent-hover: #0d5c56;
  --accent-soft: #e6f5f3;
  --focus: #0f766e;
  --radius: 16px;
  --radius-sm: 12px;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --shadow: 0 20px 50px rgba(20, 19, 18, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(1040px, 100% - 40px);
  margin-inline: auto;
}

/* —— Header —— */
.head {
  position: sticky;
  top: 0;
  z-index: 30;
  background: color-mix(in srgb, var(--paper) 92%, white);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.head__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.head__logo {
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.head__logo:hover {
  color: var(--accent);
  text-decoration: none;
}

.head__nav {
  display: none;
  align-items: center;
  gap: 8px;
}

.head__nav a {
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--sub);
}

.head__nav a:hover {
  background: rgba(20, 19, 18, 0.05);
  color: var(--ink);
  text-decoration: none;
}

.head__burger {
  display: flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
}

.head__burger:hover {
  border-color: var(--line-2);
}

.head__menu {
  display: none;
  flex-direction: column;
  padding: 0 0 12px;
  gap: 2px;
}

.head__menu.is-open {
  display: flex;
}

.head__menu a {
  display: block;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.head__menu a:hover {
  background: rgba(20, 19, 18, 0.05);
  text-decoration: none;
}

@media (min-width: 768px) {
  .head__burger {
    display: none;
  }
  .head__nav {
    display: flex;
  }
  .head__menu {
    display: none !important;
  }
}

/* —— Layout 2 cột —— */
.layout {
  display: grid;
  gap: 36px;
  padding: 32px 0 56px;
  flex: 1;
}

@media (min-width: 960px) {
  .layout {
    grid-template-columns: minmax(280px, 1fr) minmax(360px, 440px);
    gap: 48px;
    align-items: start;
    padding: 48px 0 64px;
  }

  .side {
    position: sticky;
    top: 72px;
  }
}

/* —— Cột trái —— */
.side__h {
  margin: 0 0 16px;
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  max-width: 16ch;
}

.side__accent {
  color: var(--accent);
}

.side__lede {
  margin: 0 0 32px;
  color: var(--sub);
  font-size: 15px;
  max-width: 42ch;
}

.side__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.side__step {
  position: relative;
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 14px;
  padding-bottom: 22px;
}

.side__step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 14px;
  bottom: 0;
  width: 2px;
  background: var(--line);
  border-radius: 1px;
}

.side__dot {
  position: relative;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.side__step-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.side__step-body strong {
  font-size: 15px;
  font-weight: 700;
}

.side__step-body span {
  font-size: 13px;
  color: var(--sub);
  line-height: 1.45;
}

/* —— Card đặt hàng —— */
.main-col {
  min-width: 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
}

.card__top {
  padding: 22px 22px 8px;
}

.card__title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.card__cap {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--sub);
}

.card__block {
  padding: 16px 22px 8px;
}

.card__block--seg {
  padding-top: 22px;
}

.label {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sub);
}

/* Danh sách chọn (radio-row) */
.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.row {
  display: grid;
  grid-template-columns: 22px 48px 1fr;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 12px;
  text-align: left;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #fbfaf8;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.row:hover {
  border-color: var(--line-2);
  background: var(--card);
}

.row:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.row.is-selected {
  border-color: var(--accent);
  background: var(--card);
  box-shadow: 0 0 0 1px var(--accent);
}

.row__radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--line-2);
  position: relative;
}

.row.is-selected .row__radio {
  border-color: var(--accent);
}

.row.is-selected .row__radio::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--accent);
}

.row__thumb {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}

.row__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.row__mark {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--m, var(--accent));
}

.row__main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.row__name {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
}

.row__meta {
  font-size: 12px;
  color: var(--sub);
}

/* Segmented */
.segment {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 4px;
  border-radius: var(--radius-sm);
  background: #f3f1ee;
  border: 1px solid var(--line);
}

.seg {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 12px 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  min-height: 72px;
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.seg:hover {
  background: rgba(255, 255, 255, 0.65);
}

.seg:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.seg.is-selected {
  background: var(--card);
  border-color: var(--line-2);
  box-shadow: 0 6px 20px rgba(20, 19, 18, 0.06);
}

.seg--hint.is-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(15, 118, 110, 0.12);
}

.seg__hint {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.seg__d {
  font-size: 14px;
  font-weight: 700;
}

.seg__p {
  font-size: 12px;
  font-weight: 600;
  color: var(--sub);
  font-variant-numeric: tabular-nums;
}

.seg.is-selected .seg__p {
  color: var(--accent);
}

.seg__stock {
  font-size: 10px;
  font-weight: 500;
  color: #22c55e;
  margin-top: 1px;
}

.seg--soldout {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.seg--soldout .seg__d { text-decoration: line-through; color: #9ca3af; }
.seg--soldout .seg__p { text-decoration: line-through; color: #9ca3af; }
.seg--soldout .seg__stock { color: #ef4444; text-decoration: none; }

/* Footer card */
.card__foot {
  padding: 20px 22px 22px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, #fbfaf8 0%, var(--card) 40%);
}

.bill {
  margin-bottom: 18px;
}

.bill__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  font-size: 13px;
}

.bill__row + .bill__row {
  margin-top: 8px;
}

.bill__k {
  color: var(--sub);
  flex-shrink: 0;
}

.bill__v {
  font-weight: 600;
  text-align: right;
  line-height: 1.35;
}

.bill__v--off {
  color: #15803d;
}

.bill__row--sum {
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px dashed var(--line);
}

.bill__sum {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
}

.pay {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
  background: var(--accent);
  transition: background 0.15s ease, transform 0.1s ease;
}

.pay:hover {
  background: var(--accent-hover);
}

.pay:active {
  transform: scale(0.99);
}

.pay:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.pay:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.pay:disabled:hover {
  background: var(--accent);
}

.fine {
  margin: 12px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--sub);
  line-height: 1.45;
}

/* —— Page footer —— */
.foot {
  border-top: 1px solid var(--line);
  padding: 20px 0 28px;
  font-size: 12px;
  color: var(--sub);
  text-align: center;
}

.empty-msg {
  margin: 0;
  font-size: 14px;
  color: var(--sub);
  padding: 16px;
  text-align: center;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--line);
  background: #fbfaf8;
}

.card__block--coupon {
  padding-bottom: 12px;
}

.coupon {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.coupon__input {
  flex: 1 1 140px;
  min-width: 0;
  padding: 12px 14px;
  font: inherit;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--card);
}

.coupon__input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.coupon__btn {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--ink);
}

.coupon__btn:hover {
  opacity: 0.92;
}

.coupon__btn--ghost {
  background: var(--card);
  color: var(--sub);
  border: 1px solid var(--line);
}

.coupon__btn--ghost:hover {
  border-color: var(--line-2);
  color: var(--ink);
}

.coupon-msg {
  margin: 10px 0 0;
  font-size: 13px;
  min-height: 1.2em;
}

.coupon-msg.is-ok {
  color: #15803d;
}

.coupon-msg.is-err {
  color: #b91c1c;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* ===== Bổ sung: nhóm nền tảng, preview và key đã mua ===== */
.purchased{margin-top:26px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:18px 20px;box-shadow:0 12px 34px rgba(20,19,18,.06)}
.purchased__head{display:flex;align-items:center;justify-content:space-between;gap:14px}.purchased__head h2{margin:0;font-size:1.15rem;font-weight:800}.purchased__head p{margin:4px 0 0;color:var(--sub);font-size:12px}.purchased__refresh{padding:9px 13px;border:1px solid var(--line);border-radius:12px;background:#fbfaf8;font-weight:700;font-size:12px}.purchased__list{display:grid;gap:10px;margin-top:14px}.purchased__empty{margin:14px 0 0;color:var(--sub);font-size:13px}.purchased-item{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#fbfaf8}.purchased-item__name{font-weight:800;font-size:14px}.purchased-item__meta{font-size:11px;color:var(--sub);margin-top:3px}.purchased-item__key{margin-top:7px;padding:8px 10px;border-radius:10px;background:#eefaf7;color:#076b62;font-weight:800;font-size:12px;word-break:break-all}.purchased-item__status{font-size:11px;font-weight:800;padding:7px 9px;border-radius:999px;background:#f1efec;color:var(--sub)}.purchased-item__status.is-paid{background:#dcfce7;color:#15803d}.purchased-item__status.is-pending{background:#fef3c7;color:#a16207}.purchased-item__open{font-size:12px;font-weight:800;color:var(--accent)}
.platform-group{border:1px solid var(--line);border-radius:18px;padding:13px;background:#fcfbf9}.platform-group+.platform-group{margin-top:14px}.platform-group__title{display:flex;align-items:center;gap:8px;margin:0 0 10px;font-size:1.05rem;font-weight:800}.platform-group__title::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}.platform-group--ios .platform-group__title::before{background:#111}.platform-group__items{display:flex;flex-direction:column;gap:8px}.row{grid-template-columns:22px 58px 1fr auto}.row__thumb,.row__mark{width:58px;height:58px}.row__actions{display:flex;flex-direction:column;align-items:flex-end;gap:7px}.platform-badge{display:inline-flex;align-items:center;padding:5px 9px;border:1px solid #7dd3fc;border-radius:999px;font-size:11px;font-weight:800;color:#0284c7;background:#f0f9ff}.platform-badge.is-android{border-color:#86efac;color:#16a34a;background:#f0fdf4}.preview-btn{padding:7px 10px;border:1px solid #bae6fd;border-radius:999px;color:#0284c7;background:#f0f9ff;font-size:11px;font-weight:800;white-space:nowrap}.preview-btn:hover{background:#e0f2fe}
.preview-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.preview-modal__backdrop{position:absolute;inset:0;background:rgba(15,23,42,.72);backdrop-filter:blur(7px)}.preview-modal__panel{position:relative;width:min(620px,100%);max-height:88vh;overflow:auto;background:#fff;border-radius:26px;box-shadow:0 30px 90px rgba(0,0,0,.35)}.preview-modal__head{display:flex;justify-content:space-between;align-items:center;padding:20px 22px;border-bottom:1px solid var(--line)}.preview-modal__head h2{margin:0 0 6px;font-size:1.35rem}.preview-modal__close{width:46px;height:46px;border-radius:14px;background:#f1f5f9;color:#64748b;font-size:30px;line-height:1}.preview-modal__body{padding:22px}.preview-modal__body img{display:block;width:100%;max-height:65vh;object-fit:contain;border-radius:20px;background:#0b0f17}.preview-modal.is-open{display:grid!important}body.modal-open{overflow:hidden}
@media(max-width:640px){.wrap{width:min(100% - 24px,1040px)}.purchased{margin-top:14px;padding:15px}.layout{padding-top:18px}.card__block{padding-inline:14px}.row{grid-template-columns:20px 54px minmax(0,1fr);gap:10px}.row__thumb,.row__mark{width:54px;height:54px}.row__actions{grid-column:2/4;flex-direction:row;align-items:center;justify-content:flex-start;margin-top:2px}.platform-group{padding:10px}.preview-modal{padding:12px}.preview-modal__panel{border-radius:22px}.preview-modal__head{padding:16px}.preview-modal__body{padding:14px}.purchased-item{grid-template-columns:1fr}.purchased-item__status{justify-self:start}}

.preview-stage{position:relative}.preview-stage>img{display:block;width:100%;max-height:58vh;object-fit:contain;border-radius:20px;background:#0b0f17}.preview-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:44px;height:58px;border-radius:14px;background:rgba(15,23,42,.7);color:#fff;font-size:34px}.preview-nav--prev{left:10px}.preview-nav--next{right:10px}.preview-count{position:absolute;right:12px;top:12px;padding:6px 10px;border-radius:999px;background:rgba(0,0,0,.72);color:#fff;font-weight:800;font-size:12px}.preview-thumbs{display:flex;gap:10px;overflow-x:auto;margin-top:14px;padding-bottom:4px}.preview-thumb{flex:0 0 82px;height:58px;padding:2px;border:2px solid transparent;border-radius:12px;background:#eef2f7}.preview-thumb.is-on{border-color:#0ea5e9}.preview-thumb img{width:100%;height:100%;object-fit:cover;border-radius:8px}

/* Patch v3: menu Key đã mua + badge/preview cùng hàng */
.head__menu-link{display:block;width:100%;padding:12px 14px;border:0;border-radius:12px;background:transparent;color:var(--ink);font:inherit;font-weight:700;text-align:left;cursor:pointer}
.head__menu-link:hover{background:#f3f1ed}
.purchased[hidden]{display:none!important}
.row{grid-template-columns:22px 58px minmax(0,1fr)!important;align-items:center}
.row__main{min-width:0;display:flex!important;flex-direction:column;align-items:flex-start;gap:10px}
.row__actions{display:grid!important;grid-template-columns:minmax(92px,1fr) minmax(92px,1fr);gap:8px;width:min(220px,100%);align-items:center!important}
.platform-badge,.preview-btn{box-sizing:border-box;width:100%;min-width:0;height:34px;padding:0 12px!important;display:inline-flex;align-items:center;justify-content:center;text-align:center}
.preview-btn{appearance:none;cursor:pointer}
@media(max-width:640px){.row{grid-template-columns:20px 54px minmax(0,1fr)!important}.row__actions{grid-column:auto!important;margin-top:0!important;width:min(210px,100%)}.row__name{line-height:1.25}}

/* v4: thu gọn badge/nút để không tràn viền trên màn hình nhỏ */
.row__main{width:100%;max-width:100%;gap:6px!important}
.row__actions{width:100%!important;max-width:190px!important;grid-template-columns:minmax(0,1fr) minmax(0,1fr)!important;gap:6px!important}
.platform-badge,.preview-btn{height:30px!important;padding:0 8px!important;font-size:10px!important;line-height:1!important;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:640px){
  .platform-group{padding:9px!important}
  .platform-group__items{gap:7px!important}
  .row{grid-template-columns:18px 48px minmax(0,1fr)!important;gap:8px!important;padding:11px!important}
  .row__thumb,.row__mark{width:48px!important;height:48px!important}
  .row__name{font-size:14px!important;line-height:1.2!important;max-width:100%;white-space:normal}
  .row__actions{max-width:176px!important}
  .platform-badge,.preview-btn{height:29px!important;font-size:9.5px!important;padding:0 6px!important}
}
@media(max-width:390px){
  .row{grid-template-columns:17px 44px minmax(0,1fr)!important;padding:9px!important;gap:7px!important}
  .row__thumb,.row__mark{width:44px!important;height:44px!important}
  .row__actions{max-width:160px!important;gap:5px!important}
  .platform-badge,.preview-btn{height:28px!important;font-size:9px!important}
}


/* v6: bỏ phần giới thiệu/quy trình, đưa khối chọn game lên ngay dưới header */
.layout{display:block!important;padding-top:24px!important}
.main-col{width:100%;max-width:680px;margin:0 auto}
@media(max-width:640px){.layout{padding-top:18px!important}}