/* ===== Black Friday Coupon Modal ===== */
:root{
  --bf-bg: #0b0c10;
  --bf-card: rgba(15, 17, 26, 0.96);
  --bf-text: #f5f7ff;
  --bf-muted: rgba(245,247,255,.75);
  --bf-accent1: #ff2d55;
  --bf-accent2: #ffd60a;
  --bf-accent3: #7c3aed;
  --bf-success: #22c55e;
  --bf-shadow: 0 20px 80px rgba(0,0,0,.55);
  --bf-radius: 22px;
  --bf-font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Helvetica Neue", "Noto Sans";
}

.bf-modal-root{
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: none;
  font-family: var(--bf-font);
}

.bf-modal-root.is-open{
  display: block;
}

.bf-overlay{
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.78);
  backdrop-filter: blur(6px);
}

.bf-modal{
  position: relative;
  width: min(680px, calc(100vw - 28px));
  margin: 0 auto;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bf-card);
  color: var(--bf-text);
  border-radius: var(--bf-radius);
  box-shadow: var(--bf-shadow);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  isolation: isolate;
}

.bf-modal::before{
  content:"";
  position: absolute;
  inset: -2px;
  background: radial-gradient(1200px 500px at 20% 0%,
      rgba(255,45,85,.55),
      rgba(255,214,10,.25),
      rgba(124,58,237,.25),
      transparent 70%);
  filter: blur(12px);
  opacity: .85;
  z-index: -1;
}

.bf-modal::after{
  content:"";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(450px 200px at 85% 15%, rgba(255,214,10,.22), transparent 60%),
    radial-gradient(480px 240px at 20% 95%, rgba(255,45,85,.18), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.06), transparent 35%);
  z-index: -1;
}

.bf-header{
  padding: 26px 26px 10px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.bf-badge{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: .9px;
  text-transform: uppercase;
  font-size: 12px;
  color: #111;
  background: linear-gradient(90deg, var(--bf-accent2), #fff2a6);
  padding: 10px 12px;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(255,214,10,.22);
}

.bf-badge-dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--bf-accent1);
  box-shadow: 0 0 0 6px rgba(255,45,85,.15);
  animation: bfPulse 1.2s infinite ease-in-out;
}

@keyframes bfPulse{
  0%,100%{ transform: scale(1); box-shadow: 0 0 0 6px rgba(255,45,85,.15); }
  50%{ transform: scale(1.15); box-shadow: 0 0 0 10px rgba(255,45,85,.12); }
}

.bf-close{
  border: 0;
  background: rgba(255,255,255,.08);
  color: var(--bf-text);
  width: 42px;
  height: 42px;
  border-radius: 999px;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform .15s ease, background .15s ease;
}

.bf-close:hover{
  transform: scale(1.05);
  background: rgba(255,255,255,.12);
}

.bf-body{
  padding: 0 26px 24px;
}

.bf-title{
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.1;
  margin: 10px 0 10px;
  font-weight: 950;
  letter-spacing: -0.6px;
  color: var(--bf-accent2);
}

.bf-header-title {
  margin: 0;
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 1px;
  color: #000;
  text-transform: uppercase;

  /* destaque Black Friday */
  background: #000;
  color: #ffcc00;
  padding: 4px 10px;
  border-radius: 10px;
  text-align: center;
}


.bf-sub{
  margin: 0 0 18px;
  color: var(--bf-muted);
  font-size: 15px;
  line-height: 1.5;
}

.bf-hero{
  display: grid;
  gap: 14px;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  padding: 16px;
  border-radius: 18px;
}

@media (max-width: 640px){
  .bf-hero{ grid-template-columns: 1fr; }
}

.bf-coupon-wrap{
  display: grid;
  gap: 10px;
}

.bf-coupon-label{
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .9px;
  color: rgba(255,255,255,.75);
}

.bf-coupon{
  display: flex;
  align-items: center;
  gap: 10px;
}

.bf-code{
  flex: 1;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 1.2px;
  background: rgba(0,0,0,.35);
  border: 1px dashed rgba(255,255,255,.22);
  padding: 12px 14px;
  border-radius: 14px;
  user-select: all;
}

.bf-copy{
  border: 0;
  cursor: pointer;
  padding: 12px 14px;
  border-radius: 14px;
  font-weight: 900;
  color: #111;
  background: linear-gradient(90deg, var(--bf-accent2), #fff2a6);
  transition: transform .12s ease, filter .12s ease;
  white-space: nowrap;
}

.bf-copy:hover{ transform: translateY(-1px); filter: brightness(1.03); }
.bf-copy:active{ transform: translateY(0px) scale(.98); }

.bf-timer{
  display: grid;
  gap: 10px;
  justify-items: start;
}

.bf-timer-title{
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .9px;
  color: rgba(255,255,255,.75);
}

.bf-countdown{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.bf-pill{
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  padding: 10px 12px;
  min-width: 78px;
}

.bf-pill b{
  display: block;
  font-size: 18px;
  font-weight: 950;
}
.bf-pill span{
  display: block;
  margin-top: 2px;
  font-size: 11px;
  color: rgba(255,255,255,.70);
  text-transform: uppercase;
  letter-spacing: .6px;
}

.bf-actions{
  margin-top: 18px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.bf-btn{
  border: 0;
  cursor: pointer;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 950;
  letter-spacing: .2px;
  transition: transform .12s ease, filter .12s ease, background .12s ease;
}

.bf-primary{
  color: #111;
  background: linear-gradient(90deg, var(--bf-accent1), var(--bf-accent2));
  box-shadow: 0 18px 50px rgba(255,45,85,.20);
}

.bf-primary:hover{ transform: translateY(-1px); filter: brightness(1.02); }
.bf-primary:active{ transform: translateY(0px) scale(.98); }

.bf-ghost{
  color: var(--bf-text);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
}

.bf-ghost:hover{ background: rgba(255,255,255,.11); transform: translateY(-1px); }
.bf-ghost:active{ transform: translateY(0px) scale(.98); }

.bf-note{
  margin-top: 14px;
  font-size: 12px;
  color: rgba(245,247,255,.68);
}

/* Toast */
.bf-toast{
  position: absolute;
  left: 26px;
  right: 26px;
  bottom: 18px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(34,197,94,.15);
  border: 1px solid rgba(34,197,94,.25);
  color: rgba(240,255,246,.95);
  display: none;
}

.bf-toast.is-show{
  display: block;
  animation: bfToastIn .22s ease-out;
}

@keyframes bfToastIn{
  from{ transform: translateY(8px); opacity: 0; }
  to{ transform: translateY(0); opacity: 1; }
}

/* Confetti */
.bf-confetti{
  pointer-events: none;
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.bf-confetti i{
  position: absolute;
  top: -10px;
  width: 10px;
  height: 16px;
  opacity: .95;
  border-radius: 3px;
  animation: bfFall linear forwards;
  filter: drop-shadow(0 8px 10px rgba(0,0,0,.35));
}

@keyframes bfFall{
  to{ transform: translateY(calc(100vh + 80px)) rotate(320deg); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  .bf-badge-dot, .bf-confetti i { animation: none !important; }
  .bf-btn, .bf-close, .bf-copy { transition: none !important; }
}