/* GiC Public Card Premium Match v3.2
   Home + A1+ sample cards visually follow the production Premium study-card system.
   This file loads after app.css and therefore intentionally overrides legacy demo-card rules. */

/* ---------- shared shell ---------- */
.premium-sample-card{
  position:relative!important;
  display:flex!important;
  flex-direction:column!important;
  width:100%!important;
  min-height:0!important;
  padding:0!important;
  overflow:hidden!important;
  border:1px solid rgba(31,75,68,.16)!important;
  border-radius:30px!important;
  background:#fffdf9!important;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.76),
    0 24px 60px rgba(13,54,47,.12),
    0 8px 22px rgba(180,135,53,.06)!important;
  backdrop-filter:none!important;
  isolation:isolate;
}
.premium-sample-card::before{content:none!important}
.premium-sample-card::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  border-radius:inherit;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.72);
  pointer-events:none;
}

/* ---------- premium dark hero band ---------- */
.premium-sample-card .sample-card-top{
  position:relative!important;
  flex:0 0 148px!important;
  min-height:148px!important;
  padding:26px 24px 22px!important;
  display:flex!important;
  align-items:flex-start!important;
  justify-content:space-between!important;
  gap:14px!important;
  background:
    radial-gradient(circle at 88% 8%,rgba(220,181,94,.18),transparent 27%),
    linear-gradient(145deg,#103f39 0%,#115249 58%,#0e433d 100%)!important;
  color:#fff!important;
}
.premium-sample-card .sample-card-top::after{
  content:"";
  position:absolute;
  left:24px;
  right:24px;
  bottom:19px;
  height:6px;
  border-radius:999px;
  background:rgba(255,255,255,.13);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
}
.premium-sample-card .sample-card-top::before{
  content:"";
  position:absolute;
  left:24px;
  bottom:19px;
  width:26%;
  height:6px;
  border-radius:999px;
  background:linear-gradient(90deg,#65cfc0,#ead18d);
  box-shadow:0 0 12px rgba(101,207,192,.18);
  z-index:1;
}
.premium-sample-card .premium-chip{
  display:inline-flex!important;
  align-items:center!important;
  min-height:36px!important;
  padding:0 14px!important;
  border:1px solid rgba(231,205,142,.48)!important;
  border-radius:999px!important;
  background:rgba(10,43,39,.22)!important;
  color:#f3d79a!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08)!important;
  font-size:10px!important;
  font-weight:900!important;
  letter-spacing:.035em!important;
  line-height:1!important;
  text-transform:uppercase!important;
}
.premium-sample-card .premium-meta{
  display:flex!important;
  flex-direction:column!important;
  align-items:flex-end!important;
  gap:3px!important;
  max-width:46%!important;
  text-align:right!important;
}
.premium-sample-card .premium-meta b{
  color:#ead9ad!important;
  font-size:9px!important;
  font-weight:900!important;
  letter-spacing:.08em!important;
  text-transform:uppercase!important;
}
.premium-sample-card .premium-meta small{
  color:rgba(235,244,241,.66)!important;
  font-size:10px!important;
  font-weight:650!important;
  line-height:1.35!important;
}

/* ---------- learning surface ---------- */
.premium-sample-card .demo-prompt{
  margin:0!important;
  color:#9baba6!important;
  font-size:10.5px!important;
  font-weight:900!important;
  letter-spacing:.08em!important;
  line-height:1.35!important;
  text-align:center!important;
  text-transform:uppercase!important;
}
.premium-sample-card .demo-front{
  margin:24px auto 0!important;
  max-width:92%!important;
  color:#234f49!important;
  font-size:clamp(27px,6vw,39px)!important;
  font-weight:760!important;
  line-height:1.13!important;
  letter-spacing:-.035em!important;
  text-align:center!important;
  text-wrap:balance;
}
.premium-sample-card .demo-front small{
  display:block!important;
  margin-top:7px!important;
  color:#8e9d98!important;
  font-size:12px!important;
  font-weight:600!important;
}

.premium-sample-card .gic-preview-reveal-button{
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  align-self:center!important;
  width:auto!important;
  min-width:176px!important;
  min-height:50px!important;
  margin:28px auto 0!important;
  padding:0 24px!important;
  border:1px solid rgba(14,83,73,.14)!important;
  border-radius:17px!important;
  background:linear-gradient(145deg,#176b5f,#0f564d)!important;
  color:#fff!important;
  font:inherit!important;
  font-size:11px!important;
  font-weight:900!important;
  letter-spacing:.01em!important;
  box-shadow:0 11px 25px rgba(15,86,77,.18),inset 0 1px 0 rgba(255,255,255,.18)!important;
  cursor:pointer!important;
  transition:transform .16s ease,box-shadow .16s ease,filter .16s ease!important;
}
.premium-sample-card .gic-preview-reveal-button:hover{transform:translateY(-1px)!important;box-shadow:0 14px 30px rgba(15,86,77,.22),inset 0 1px 0 rgba(255,255,255,.2)!important}
.premium-sample-card .gic-preview-reveal-button:active{transform:translateY(0) scale(.985)!important}
.premium-sample-card .gic-preview-recall-hint{
  margin:10px auto 0!important;
  color:#8d9b96!important;
  font-size:9.5px!important;
  font-weight:650!important;
  line-height:1.35!important;
  text-align:center!important;
}
.premium-sample-card.revealed .gic-preview-reveal-button,
.premium-sample-card.revealed .gic-preview-recall-hint{display:none!important}

/* ---------- Home carousel cards ---------- */
.home-card-track{
  grid-auto-columns:minmax(330px,410px)!important;
  gap:24px!important;
  padding:18px 12px 30px!important;
}
.home-card-track .premium-sample-card{
  height:590px!important;
  min-height:590px!important;
  scroll-snap-align:center!important;
  margin:0!important;
}
.home-card-track .premium-sample-card:hover{transform:translateY(-2px)!important}
.home-card-track .flip-stage{
  position:relative!important;
  flex:1 1 auto!important;
  min-height:0!important;
  margin:0!important;
  padding:38px 24px 116px!important;
  perspective:1500px!important;
  background:
    radial-gradient(circle at 84% 100%,rgba(216,177,89,.08),transparent 28%),
    linear-gradient(180deg,#fffdf9 0%,#fff 55%,#fbf8ef 100%)!important;
}
.home-card-track .flip-inner{height:100%!important;min-height:0!important}
.home-card-track .flip-face{
  width:100%!important;
  height:100%!important;
  box-sizing:border-box!important;
}
.home-card-track .flip-face.flip-front{
  display:flex!important;
  flex-direction:column!important;
  align-items:center!important;
  justify-content:flex-start!important;
  padding-top:8px!important;
}
.home-card-track .flip-face.flip-back{
  padding:8px 8px 0!important;
  justify-content:center!important;
}
.home-card-track .premium-sample-card .flip-front .demo-prompt{margin:0!important}
.home-card-track .premium-sample-card .flip-front .demo-front{margin-top:26px!important}
.home-card-track .answer-label{
  color:#a17d39!important;
  font-size:9px!important;
  letter-spacing:.14em!important;
}
.home-card-track .premium-sample-card .main-answer-stack .demo-back{
  color:#0c5550!important;
  font-size:clamp(25px,5vw,36px)!important;
  font-weight:820!important;
  line-height:1.1!important;
}
.home-card-track .answer-translation{
  color:#8c9995!important;
  font-size:11px!important;
}
.home-card-track [data-sample-bonus]{
  position:absolute!important;
  left:18px!important;
  right:18px!important;
  bottom:18px!important;
  z-index:3!important;
  margin:0!important;
}
.home-card-track .bonus-tabs{
  min-height:64px!important;
  padding:6px!important;
  border:1px solid rgba(24,47,42,.12)!important;
  border-radius:21px!important;
  background:linear-gradient(180deg,#f8f4eb,#f1ece2)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.92),0 8px 22px rgba(17,51,45,.06)!important;
}
.home-card-track .bonus-tab{
  min-height:50px!important;
  padding:0 8px!important;
  border-radius:16px!important;
  color:#65726d!important;
  font-size:10.5px!important;
  font-weight:820!important;
}
.home-card-track .bonus-tab.active{background:#fff!important;box-shadow:0 5px 14px rgba(8,32,28,.08)!important}
.home-card-track .demo-hint{
  position:absolute!important;
  left:0!important;
  right:0!important;
  bottom:90px!important;
  margin:0!important;
  padding:0 20px!important;
  color:#93a19d!important;
  font-size:9.5px!important;
  text-align:center!important;
  pointer-events:none!important;
}
.home-card-track .premium-sample-card.revealed .demo-hint{opacity:0!important}

/* ---------- A1+ product preview ---------- */
.premium-demo-shell{
  padding:12px!important;
  border:1px solid rgba(255,255,255,.8)!important;
  border-radius:34px!important;
  background:linear-gradient(145deg,rgba(255,255,255,.78),rgba(237,243,239,.62))!important;
  box-shadow:0 25px 65px rgba(12,51,45,.11)!important;
}
.premium-demo-shell .premium-sample-card{
  min-height:610px!important;
  height:auto!important;
}
.premium-demo-shell .premium-sample-card > .demo-prompt{
  margin-top:38px!important;
  padding:0 26px!important;
}
.premium-demo-shell .premium-sample-card > .demo-front{
  margin-top:25px!important;
  padding:0 24px!important;
}
.premium-demo-shell .premium-answer-zone{
  margin:28px 24px 0!important;
  padding:20px 18px 18px!important;
  border:1px solid #dce9e4!important;
  border-radius:22px!important;
  background:linear-gradient(180deg,#f5faf8,#eff7f4)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9)!important;
}
.premium-demo-shell .premium-sample-card .main-answer-stack .demo-back{
  color:#0f6e68!important;
  font-size:clamp(29px,5.8vw,40px)!important;
  font-weight:850!important;
}
.premium-demo-shell .sample-bonus{
  margin:18px 22px 0!important;
  border-radius:20px!important;
  border-color:#e5d4af!important;
  box-shadow:0 10px 28px rgba(148,104,30,.06)!important;
}
.premium-demo-shell .demo-hint{
  margin:20px 0 18px!important;
  padding:0 20px!important;
  color:#92a09c!important;
  font-size:9.5px!important;
  text-align:center!important;
}

/* ---------- bonus sheet refinement ---------- */
.premium-sample-card .bonus-sheet{
  border-radius:26px 26px 0 0!important;
  border-top-color:#dce7e3!important;
  box-shadow:0 -18px 44px rgba(10,45,40,.14)!important;
}

/* ---------- free pronunciation note ---------- */
.gic-lab-free-note{margin-top:8px;color:#7f8c87;font-size:9px;line-height:1.5;text-align:center}
.gic-lab-cta{text-decoration:none}

@media(max-width:650px){
  .home-card-track{
    grid-auto-columns:min(86vw,386px)!important;
    gap:16px!important;
    padding:16px 14px 26px!important;
    scroll-padding-inline:14px!important;
  }
  .home-card-track .premium-sample-card{
    height:545px!important;
    min-height:545px!important;
    border-radius:28px!important;
  }
  .premium-sample-card .sample-card-top{
    flex-basis:128px!important;
    min-height:128px!important;
    padding:22px 18px 18px!important;
  }
  .premium-sample-card .sample-card-top::after{left:18px!important;right:18px!important;bottom:16px!important;height:5px!important}
  .premium-sample-card .sample-card-top::before{left:18px!important;bottom:16px!important;height:5px!important}
  .premium-sample-card .premium-chip{min-height:34px!important;padding:0 12px!important;font-size:9px!important}
  .premium-sample-card .premium-meta{max-width:44%!important}
  .premium-sample-card .premium-meta b{font-size:8px!important}
  .premium-sample-card .premium-meta small{font-size:9px!important}

  .home-card-track .flip-stage{padding:30px 18px 108px!important}
  .premium-sample-card .demo-front{font-size:clamp(25px,7.1vw,34px)!important}
  .premium-sample-card .gic-preview-reveal-button{min-width:168px!important;min-height:48px!important;margin-top:25px!important;font-size:10.5px!important;border-radius:16px!important}
  .home-card-track [data-sample-bonus]{left:14px!important;right:14px!important;bottom:14px!important}
  .home-card-track .bonus-tabs{min-height:60px!important;border-radius:20px!important}
  .home-card-track .bonus-tab{min-height:46px!important;font-size:10px!important}
  .home-card-track .demo-hint{bottom:82px!important;font-size:9px!important}

  .premium-demo-shell{padding:8px!important;border-radius:30px!important}
  .premium-demo-shell .premium-sample-card{min-height:560px!important;border-radius:27px!important}
  .premium-demo-shell .premium-sample-card > .demo-prompt{margin-top:30px!important;padding:0 18px!important}
  .premium-demo-shell .premium-sample-card > .demo-front{margin-top:22px!important;padding:0 18px!important}
  .premium-demo-shell .premium-answer-zone{margin:24px 18px 0!important;padding:18px 14px 16px!important}
  .premium-demo-shell .sample-bonus{margin:16px 16px 0!important}
}

@media(max-width:390px){
  .home-card-track{grid-auto-columns:88vw!important;padding-left:8px!important;padding-right:8px!important}
  .home-card-track .premium-sample-card{height:525px!important;min-height:525px!important}
  .premium-sample-card .premium-chip{font-size:8.5px!important;padding:0 10px!important}
  .premium-sample-card .premium-meta small{display:none!important}
  .premium-demo-shell .premium-sample-card{min-height:535px!important}
}