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b{font-size:21px;font-weight:800;letter-spacing:-.02em}.goi-best,.goi-thuong,.goi-ty{border-radius:999px;padding:2px 9px;font-size:11px;font-weight:700;white-space:nowrap}.goi-best{background:var(--ok);color:#04150e}.goi-thuong{background:rgba(16,185,129,.16);color:var(--ok);border:1px solid rgba(16,185,129,.3)}.goi-ty{background:rgba(255,255,255,.05);font-weight:600}.goi-ten,.goi-ty{color:var(--muted)}.goi-ten{font-size:11.5px;font-weight:700;letter-spacing:.07em}.goi-quyen{display:flex;flex-direction:column;gap:3px;font-size:12.5px;color:var(--muted);line-height:1.5}.goi-quyen span:before{content:"✓";color:var(--ok);font-weight:700;margin-right:7px}.goi-phai{display:flex;flex-direction:column;align-items:flex-end;gap:3px;flex:0 0 auto}.goi-phai b{font-size:20px;font-weight:800;letter-spacing:-.02em}.goi-phai .faint{font-size:11.5px}.goi-mua{margin-top:7px;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:7px 20px;font-size:12.5px;font-weight:700;white-space:nowrap}.goi.chon .goi-mua{background:var(--accent);border-color:var(--accent);color:#0b0714}.goi.best.chon .goi-mua{background:var(--ok);border-color:var(--ok);color:#04150e}@media (max-width:560px){.goi{flex-direction:column;gap:12px}.goi-phai{align-items:flex-start}}.ok-text{color:var(--ok)}.err-text{color:var(--err)}.ho-tro{position:fixed;right:20px;bottom:20px;z-index:40;display:inline-flex;align-items:center;gap:8px;padding:11px 18px 11px 15px;border-radius:999px;background:#2aabee;color:#fff;font-size:14px;font-weight:700;text-decoration:none;box-shadow:0 6px 22px rgba(42,171,238,.35);transition:transform .15s ease,box-shadow .15s ease}.ho-tro:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(42,171,238,.45);color:#fff}.ho-tro:active{transform:translateY(0)}.ho-tro:focus-visible{outline:2px solid #fff;outline-offset:3px}@media (max-width:560px){.ho-tro{right:14px;bottom:14px;padding:13px;gap:0}.ho-tro-chu{position:absolute;width:1px;height:1px;overflow:hidden;-webkit-clip-path:inset(50%);clip-path:inset(50%)}}@media (prefers-reduced-motion:reduce){.ho-tro{transition:none}.ho-tro:hover{transform:none}}.kha-nang{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:10px;gap:10px;margin-bottom:12px}.kha-nang-o{display:flex;flex-direction:column;gap:3px;padding:12px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface-2)}.kha-nang-ten{font-size:13.5px;font-weight:700}.kha-nang-mo{font-size:12.5px;color:var(--muted);line-height:1.5}