/* ==========================================================================
   FTEL Minigame Design System — Game components
   Phụ thuộc: tokens.css, components.css
   Thành phần riêng cho 10 mẫu game (xem docs/06-thiet-ke/mau-game.html).
   ========================================================================== */

/* ---------- Khung màn TV (data-platform="tv") ----------
   Lưới: [top bar: logo · tên game · QR] / [sân chơi] / [ticker]          */
.ds-tv { width: 1920px; height: 1080px; display: grid; grid-template-rows: auto 1fr auto; overflow: hidden; position: relative; font-family: var(--ds-font-body); color: var(--ds-text); }
.ds-tv__top { display: flex; align-items: center; gap: 40px; padding: 40px var(--ds-gutter) 0; }
.ds-tv__logo { width: 300px; height: auto; }
.ds-tv__title { font-family: var(--ds-font-display); font-weight: 700; font-size: var(--ds-fs-h3); margin-right: auto; }
.ds-tv__stage { position: relative; display: grid; padding: 32px var(--ds-gutter); min-height: 0; }
.ds-tv__ticker { display: flex; align-items: center; gap: 32px; padding: 20px var(--ds-gutter); background: rgba(30,30,30,.86); color: #fff; font-size: var(--ds-fs-body-sm); white-space: nowrap; overflow: hidden; }
.ds-tv__ticker b { color: var(--ftel-lime); font-family: var(--ds-font-number); }

/* ---------- Tham gia bằng QR (TV ↔ điện thoại) ---------- */
.ds-join { display: inline-grid; grid-template-columns: auto auto; align-items: center; gap: 20px; padding: 16px 24px 16px 16px; background: #fff; color: var(--ds-text); border-radius: var(--ds-radius-lg); box-shadow: var(--ds-shadow-lg); }
.ds-join__qr { width: 140px; aspect-ratio: 1; border-radius: 12px; background:
  conic-gradient(from 90deg at 3px 3px, #0000 90deg, #1E1E1E 0) 0 0 / 20px 20px,
  #fff; box-shadow: inset 0 0 0 10px #fff, inset 0 0 0 16px #1E1E1E; }
.ds-join__code { font-family: var(--ds-font-number); font-weight: 700; font-size: var(--ds-fs-h2); letter-spacing: .12em; line-height: 1; }
.ds-join__hint { font-size: var(--ds-fs-caption); color: var(--ds-text-secondary); }
.ds-join--lg .ds-join__qr { width: 320px; }

/* ---------- Đếm ngược 3-2-1 ---------- */
.ds-countdown { display: grid; place-items: center; font-family: var(--ds-font-number); font-weight: 700; font-size: calc(var(--ds-fs-score) * 2); line-height: 1; color: #fff; text-shadow: 0 8px 0 rgba(0,47,124,.25); }
.ds-countdown > span { animation: ds-pop var(--ds-dur-slow) var(--ds-ease-bounce); }
.ds-countdown--go > span { color: var(--ftel-lime); }

/* ---------- Nút chạm khổng lồ (Bứt tốc 10 giây, Chạm chớp nhoáng) ---------- */
.ds-tap {
  --_s: min(72vw, 300px);
  width: var(--_s); aspect-ratio: 1; border: 0; border-radius: 28%; cursor: pointer; user-select: none; touch-action: manipulation;
  background: var(--ds-brand-gradient); color: #fff; box-shadow: 0 14px 0 var(--ftel-orange-ink), var(--ds-shadow-cta);
  font-family: var(--ds-font-display); font-weight: 700; font-size: calc(var(--ds-fs-h1) * 1.1);
  transform: skewX(var(--ftel-skew)); transition: transform 60ms, box-shadow 60ms;
}
.ds-tap > span { display: inline-block; transform: skewX(var(--ftel-skew-inverse)); }
.ds-tap:active, .ds-tap.is-pressed { transform: skewX(var(--ftel-skew)) translateY(10px); box-shadow: 0 4px 0 var(--ftel-orange-ink), var(--ds-shadow-cta); }
.ds-tap:disabled { background: var(--ds-action-disabled-bg); color: var(--ds-action-disabled-fg); box-shadow: 0 8px 0 var(--ftel-gray-500); }

/* ---------- Tín hiệu phản xạ (Chạm chớp nhoáng) ----------
   wait = chờ (xám, KHÔNG bấm) · go = bấm ngay (lime) · early = bấm sớm (đỏ) · hit = trúng (cam) */
.ds-signal { display: grid; place-items: center; text-align: center; gap: 12px; border-radius: var(--ds-radius-xl); font-family: var(--ds-font-display); font-weight: 700; font-size: var(--ds-fs-h1); transition: background var(--ds-dur-fast); }
.ds-signal--wait  { background: var(--ftel-black); color: #fff; }
.ds-signal--go    { background: var(--ftel-lime); color: var(--ftel-black); }
.ds-signal--early { background: var(--ds-danger); color: #fff; }
.ds-signal--hit   { background: var(--ds-brand-gradient); color: #fff; }
.ds-signal small { font-family: var(--ds-font-body); font-weight: 600; font-size: var(--ds-fs-body); opacity: .85; }

/* ---------- Chọn 3 hướng (Goalkeeper, Đối đầu) ---------- */
.ds-dpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--ds-space-3); width: 100%; }
.ds-dpad__btn {
  min-height: calc(var(--ds-control-h-lg) * 2); border: 0; border-radius: var(--ds-radius-lg); cursor: pointer;
  display: grid; place-items: center; align-content: center; gap: 6px;
  background: #fff; color: var(--ds-text); box-shadow: var(--ds-shadow-md), inset 0 0 0 2px var(--ds-border);
  font-family: var(--ds-font-display); font-weight: 700; font-size: var(--ds-fs-sub1);
}
.ds-dpad__btn svg { width: 40%; max-width: 56px; height: auto; }
.ds-dpad__btn[aria-pressed="true"] { background: var(--ds-brand-gradient); color: #fff; box-shadow: var(--ds-shadow-cta); transform: scale(1.04); }
.ds-dpad--locked .ds-dpad__btn:not([aria-pressed="true"]) { opacity: .35; }
.ds-dpad__hint { grid-column: 1 / -1; text-align: center; font-size: var(--ds-fs-caption); color: var(--ds-text-secondary); }

/* ---------- Xin quyền camera / micro ---------- */
.ds-perm { display: grid; justify-items: center; text-align: center; gap: var(--ds-space-4); padding: var(--ds-space-6); }
.ds-perm__icon { width: 96px; aspect-ratio: 1; border-radius: 28%; display: grid; place-items: center; background: var(--ds-brand-soft); color: var(--ds-brand-ink); transform: skewX(var(--ftel-skew)); }
.ds-perm__icon svg { width: 48%; transform: skewX(var(--ftel-skew-inverse)); }
.ds-perm ul { text-align: left; margin: 0; padding-left: 1.2em; color: var(--ds-text-secondary); font-size: var(--ds-fs-body-sm); }

/* ---------- Khung webcam (Signal Hunt, Air Kick) ---------- */
.ds-cam { position: relative; overflow: hidden; border-radius: var(--ds-radius-xl); background: linear-gradient(160deg, #2b2b2b, #111); }
.ds-cam__zone { position: absolute; border: 6px dashed rgba(255,255,255,.75); border-radius: var(--ds-radius-lg); }
.ds-cam__zone.is-ok { border-color: var(--ftel-lime); border-style: solid; }
.ds-cam__body { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); width: 22%; aspect-ratio: .45; background: rgba(255,255,255,.14); border-radius: 50% 50% 12% 12% / 22% 22% 8% 8%; }
.ds-cam__checks { position: absolute; left: 24px; top: 24px; display: grid; gap: 10px; }
.ds-cam__check { display: inline-flex; align-items: center; gap: 10px; padding: 8px 16px; border-radius: var(--ds-radius-pill); background: rgba(30,30,30,.7); color: #fff; font-weight: 600; font-size: var(--ds-fs-caption); }
.ds-cam__check::before { content: ""; width: 14px; height: 14px; border-radius: 4px; transform: skewX(var(--ftel-skew)); background: var(--ds-danger); }
.ds-cam__check.is-ok::before { background: var(--ftel-lime); }
.ds-cam__hand { position: absolute; width: 120px; aspect-ratio: 1; border-radius: 50%; border: 6px solid var(--ftel-lime); box-shadow: 0 0 0 10px rgba(188,234,62,.25); }

/* Vật phẩm rơi (Signal Hunt, Cáo gom lộc) */
.ds-item { position: absolute; width: 96px; aspect-ratio: 1; border-radius: 26%; display: grid; place-items: center; color: #fff; transform: skewX(var(--ftel-skew)); box-shadow: var(--ds-shadow-md); }
.ds-item > * { transform: skewX(var(--ftel-skew-inverse)); width: 52%; }
.ds-item--wifi   { background: var(--ftel-orange); }
.ds-item--camera { background: var(--ftel-blue-2); }
.ds-item--play   { background: var(--ftel-green); }
.ds-item--lixi   { background: #E8202A; border: 4px solid #FFC400; }  /* lì xì: màu Tết theo mùa, chỉ dùng cho vật phẩm */
.ds-item--bad    { background: var(--ftel-black); }
.ds-item--bad::after { content: ""; position: absolute; inset: -8px; border-radius: inherit; border: 4px solid var(--ds-danger); }

/* Điểm bay lên khi bắt được */
.ds-floater { position: absolute; font-family: var(--ds-font-number); font-weight: 700; font-size: var(--ds-fs-h3); color: var(--ftel-lime); text-shadow: 0 3px 0 rgba(0,0,0,.25); }
.ds-floater--minus { color: var(--ds-danger); }

/* ---------- Đối đầu 2 người ---------- */
.ds-versus { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.ds-versus__side { display: flex; align-items: center; gap: 16px; padding: 12px 20px; border-radius: var(--ds-radius-pill); color: #fff; font-family: var(--ds-font-display); font-weight: 700; font-size: var(--ds-fs-sub1); }
.ds-versus__side--a { background: var(--ftel-gradient-orange); }
.ds-versus__side--b { background: var(--ftel-gradient-blue); justify-content: flex-end; }
.ds-versus__side img { width: 1.9em; height: 1.9em; border-radius: 50%; background: #fff; }
.ds-versus__score { font-family: var(--ds-font-number); font-weight: 700; font-size: var(--ds-fs-h1); line-height: 1; padding: 8px 24px; background: var(--ftel-black); color: #fff; border-radius: var(--ds-radius-md); transform: skewX(var(--ftel-skew)); }
.ds-versus__score > span { display: inline-block; transform: skewX(var(--ftel-skew-inverse)); }
.ds-rounds { display: flex; gap: 10px; justify-content: center; }
.ds-rounds > i { width: 22px; height: 22px; border-radius: 6px; transform: skewX(var(--ftel-skew)); background: rgba(255,255,255,.35); }
.ds-rounds > i.a { background: var(--ftel-orange); } .ds-rounds > i.b { background: var(--ftel-blue-2); }
[data-platform="tv"] .ds-rounds > i { width: 40px; height: 40px; border-radius: 10px; }

/* Lựa chọn được giữ kín */
.ds-secret { display: inline-flex; align-items: center; gap: 10px; padding: 10px 20px; border-radius: var(--ds-radius-pill); background: rgba(255,255,255,.18); color: #fff; font-weight: 700; }
.ds-secret::before { content: ""; width: 1em; height: 1em; border-radius: 4px; background: var(--ftel-lime); transform: skewX(var(--ftel-skew)); }

/* ---------- Phòng chờ / hàng chờ ---------- */
.ds-lobby { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--ds-space-3); }
.ds-slot { display: grid; justify-items: center; gap: 8px; padding: var(--ds-space-4); border-radius: var(--ds-radius-lg); border: 2px dashed var(--ds-border-strong); color: var(--ds-text-secondary); text-align: center; }
.ds-slot img:not(.ds-fox) { width: 64px; }
.ds-slot.is-ready { border-style: solid; border-color: var(--ds-success); color: var(--ds-text); background: var(--ds-success-soft); }
.ds-queue { display: grid; justify-items: center; gap: 4px; padding: var(--ds-space-6); border-radius: var(--ds-radius-xl); background: var(--ds-brand-soft); text-align: center; }
.ds-queue__no { font-family: var(--ds-font-number); font-weight: 700; font-size: var(--ds-fs-score); color: var(--ds-brand-ink); line-height: 1; }

/* ---------- Đồng hồ dạng thanh to (TV) ---------- */
.ds-timebar { height: 28px; border-radius: var(--ds-radius-pill); background: rgba(255,255,255,.3); overflow: hidden; }
.ds-timebar > i { display: block; height: 100%; width: var(--v, 60%); border-radius: inherit; background: #fff; }
.ds-timebar.is-low > i { background: var(--ftel-lime); }

/* ---------- Micro / âm lượng (Cáo bay bằng giọng nói) ---------- */
.ds-meter { display: flex; align-items: flex-end; gap: 6px; height: 120px; }
.ds-meter > i { flex: 1; border-radius: 4px; background: rgba(255,255,255,.3); transform: skewX(var(--ftel-skew)); }
.ds-meter > i.on { background: #fff; }
.ds-meter > i.peak { background: var(--ftel-lime); }
.ds-meter--dark > i { background: var(--ds-brand-soft-2); }
.ds-meter--dark > i.on { background: var(--ds-brand-strong); }

/* ---------- Gợi ý vuốt (Cáo gom lộc) ---------- */
.ds-swipe-hint { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; border-radius: var(--ds-radius-pill); background: rgba(30,30,30,.55); color: #fff; font-weight: 700; font-size: var(--ds-fs-body-sm); }
.ds-lanes { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(3, 1fr); pointer-events: none; }
.ds-lanes > i { border-right: 2px dashed rgba(255,255,255,.25); }
.ds-lanes > i:last-child { border-right: 0; }

/* ---------- Lời chúc (Cây lời chúc) ---------- */
.ds-wish { position: relative; padding: 14px 18px; border-radius: 18px 18px 18px 4px; background: #fff; color: var(--ds-text); box-shadow: var(--ds-shadow-md); max-width: 320px; font-size: var(--ds-fs-body-sm); line-height: 1.4; }
.ds-wish b { display: block; font-family: var(--ds-font-display); color: var(--ds-brand-ink); font-size: .9em; margin-bottom: 2px; }
.ds-wish--pink { background: var(--ftel-pink-3); } .ds-wish--lime { background: #EAF8C4; } .ds-wish--blue { background: #DDF6FF; }
.ds-wish--new { animation: ds-pop var(--ds-dur-reward) var(--ds-ease-bounce); box-shadow: 0 0 0 4px var(--ftel-lime), var(--ds-shadow-lg); }
.ds-counter { display: flex; justify-content: flex-end; font-size: var(--ds-fs-caption); color: var(--ds-text-tertiary); }
.ds-mod-status { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: var(--ds-radius-pill); background: var(--ds-info-soft); color: var(--ds-info); font-weight: 600; font-size: var(--ds-fs-caption); }

/* Cụm nhu cầu nổi bật (khảo sát) */
.ds-insight { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 14px; }
.ds-insight__bar { height: 14px; border-radius: 99px; background: var(--ds-brand-soft-2); overflow: hidden; }
.ds-insight__bar > i { display: block; height: 100%; width: var(--v); background: var(--ds-brand-gradient); border-radius: inherit; }

/* ---------- Photobooth ---------- */
.ds-frames { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--ds-space-3); }
.ds-frame { aspect-ratio: 3 / 4; border-radius: var(--ds-radius-md); border: 3px solid transparent; position: relative; overflow: hidden; cursor: pointer; background: var(--ds-surface-subtle); }
.ds-frame[aria-pressed="true"] { border-color: var(--ds-brand); box-shadow: 0 0 0 4px var(--ds-brand-soft-2); }
.ds-frame__art { position: absolute; inset: 0; }
.ds-photo { position: relative; aspect-ratio: 3 / 4; border-radius: var(--ds-radius-md); overflow: hidden; background: linear-gradient(160deg, #e9e9e9, #cfcfcf); }
.ds-photo__border { position: absolute; inset: 0; border: 14px solid var(--ftel-orange); border-bottom-width: 64px; border-radius: inherit; }
.ds-photo__logo { position: absolute; left: 14px; bottom: 14px; width: 42%; }
.ds-photo__tag { position: absolute; right: 14px; bottom: 20px; color: #fff; font-family: var(--ds-font-display); font-weight: 700; font-size: 13px; }
.ds-photo__corner { position: absolute; right: 0; top: 0; width: 34%; }

/* ---------- Mascot ---------- */
/* Cáo FPT: ảnh WebP trong assets/mascot/cao-<tư-thế>.webp. --s = chiều cao */
.ds-fox { height: var(--s, 120px); width: auto; max-width: 100%; object-fit: contain; filter: drop-shadow(0 8px 12px rgba(0,47,124,.2)); user-select: none; -webkit-user-drag: none; }
.ds-fox--flip { transform: scaleX(-1); }
.ds-fox--bob { animation: ds-fox-bob 2.4s ease-in-out infinite; }
@keyframes ds-fox-bob { 50% { translate: 0 -6%; } }
@media (prefers-reduced-motion: reduce) { .ds-fox--bob { animation: none; } }

/* ---------- Banner cảnh báo kỹ thuật (mạng, ánh sáng) cho nhân sự ---------- */
.ds-ops { display: inline-flex; align-items: center; gap: 10px; padding: 8px 14px; border-radius: var(--ds-radius-sm); background: #FFF6DB; color: #7A5200; font-weight: 600; font-size: var(--ds-fs-caption); }
.ds-ops::before { content: "!"; display: grid; place-items: center; width: 1.5em; height: 1.5em; border-radius: 50%; background: var(--ds-warning); color: #fff; font-weight: 700; }