/* ========== Design tokens ========== */
:root{
  --bg-grad: linear-gradient(135deg,#1a3b5d,#20263e,#2a5d8f);
  --brand-grad: linear-gradient(90deg,#229ED9,#5865f2);
  --cta-grad: linear-gradient(90deg,#229ED9,#00c6ff);
  --cta-grad-hover: linear-gradient(90deg,#00c6ff,#229ED9);

  --glass-bg: rgba(255,255,255,0.10);
  --glass-border: rgba(255,255,255,0.20);
  --field-bg: rgba(255,255,255,0.20);
  --field-bg-focus: rgba(255,255,255,0.25);
  --field-border: rgba(255,255,255,0.30);

  --text: #f8f9fa;
  --text-subtle: #e6f7ff;

  --radius-lg: 16px;
  --radius-md: 10px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.20);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.20);
  --shadow-lg: 0 10px 20px rgba(88,101,242,0.25);

  --gap-xs: .5rem;
  --gap-sm: .8rem;
  --gap-md: 1rem;
  --gap-lg: 1.8rem;

  --h-header: clamp(2rem, 2vw + 1.6rem, 2.4rem);
  --h-title: clamp(1.2rem, .8vw + 1rem, 1.6rem);
  --h-card-title: clamp(1.05rem, .6vw + .9rem, 1.4rem);
  --h-body: clamp(.92rem, .4vw + .82rem, 1rem);

  --transition-fast: 150ms;
  --transition: 300ms;
}

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

:focus-visible{
  outline: 2px solid #00c6ff;
  outline-offset: 2px;
  border-radius: 6px;
}

/* ====== Body ====== */
body{
  font-family: 'Poppins','Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
  background: var(--bg-grad);
  background-attachment: fixed;
  background-size: cover;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text);
  position: relative;
  text-rendering: optimizeLegibility;
}

@media (max-width: 900px){
  body{ background-attachment: scroll; }
}

/* ====== Header ====== */
header{
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--brand-grad);
  padding: 1rem 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap-sm);
  box-shadow: var(--shadow-sm);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
@supports not ((backdrop-filter: blur(6px)) or (-webkit-backdrop-filter: blur(6px))){
  header{ background: rgba(34,158,217,0.9); }
}

header h1{
  font-size: var(--h-header);
  margin: 0;
  font-weight: 700;
  background: linear-gradient(90deg,#ffffff,#bbdefb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: .5px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* ===== Shared style for both showSearchHolder and search-holder ===== */
#showSearchHolder,
body.show-mode #search-holder{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--gap-sm);
  padding: var(--gap-md);
  margin: 0 auto;
  text-align: center;
  max-width: 1200px;
  background: var(--glass-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
@supports not ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))){
  #showSearchHolder,
  body.show-mode #search-holder{
    background: rgba(255,255,255,0.08);
  }
}

/* ====== hide/show logic ====== */
#search-holder{ display: none; }
body.show-mode #showSearchHolder{ display: none; }
body.show-mode #search-holder{ display: flex; }

/* ===== Elements inside both holders ===== */
#showSearchHolder span,
#showSearchHolder label,
#showSearchHolder input,
#showSearchHolder select,
body.show-mode #search-holder span,
body.show-mode #search-holder label,
body.show-mode #search-holder input,
body.show-mode #search-holder select,
body.show-mode #search-holder button,
body.show-mode #search-holder #match-count{
  height: 42px;
  line-height: 42px;
  padding: 0 12px;
  border-radius: var(--radius-md);
  box-sizing: border-box;
  font-size: var(--h-body);
}

.filterShow,
.filter-label{
  font-size: 1rem;
  font-weight: 500;
  color: #fff;
}

#showSearchHolder label,
body.show-mode #search-holder label{
  font-weight: 500; color: #fff;
}

/* Inputs / selects */
#showSearchHolder input,
body.show-mode #search-holder input{
  background: var(--field-bg);
  color: #fff;
  border: 1px solid var(--field-border);
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.2);
  transition: box-shadow var(--transition), background var(--transition);
}
#showSearchHolder input:focus,
body.show-mode #search-holder input:focus{
  outline: none;
  background: var(--field-bg-focus);
  box-shadow: 0 0 8px rgba(255,255,255,0.25);
}

/* اینجا رنگ متن رو مشکی کردم */
#selectShow,
#episodeSelect{
  background: var(--field-bg);
  color: #000;
  border: 1px solid var(--field-border);
  transition: box-shadow var(--transition), background var(--transition);
  cursor: pointer;
}
#selectShow:focus,
#episodeSelect:focus{
  outline: none;
  background: var(--field-bg-focus);
  box-shadow: 0 0 8px rgba(255,255,255,0.25);
}

#countShows,
#match-count{
  color: var(--text-subtle);
  font-size: .9rem;
  margin: 0;
}

/* Back button */
#backBtn{
  background: var(--cta-grad);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  padding: 0 16px;
  height: 42px;
  line-height: 42px;
  box-shadow: 0 4px 10px rgba(34,158,217,0.25);
  will-change: transform;
}
#backBtn:hover{
  background: var(--cta-grad-hover);
  transform: translateY(-2px);
}

/* ====== Cards Container ====== */
#root{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap-lg);
  width: 100%;
  max-width: 1200px;
  padding: 2rem;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
  contain: content;
}

/* ====== Episode Card ====== */
.card{
  flex: 0 0 calc(33.33% - var(--gap-lg));
  max-width: 320px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  padding-bottom: 3.5rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  content-visibility: auto;
  contain-intrinsic-size: 380px 320px;
}
.card:hover{
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card img{
  width: 100%;
  aspect-ratio: 16 / 10;
  height: auto;
  object-fit: contain;
  background: #000;
  border-bottom: 1px solid var(--glass-border);
}

.card-content{ padding: 1rem; }

.title{
  font-size: var(--h-card-title);
  font-weight: 600;
  margin: .5rem 0;
  color: #fff;
}

.code{
  font-size: .9rem;
  font-weight: 400;
  color: #f0f0f0;
  margin: 0;
}

.summary{
  font-size: var(--h-body);
  color: #fff;
  line-height: 1.5;
  margin-bottom: .8rem;
  max-height: 100px;
  overflow: auto;
  padding-right: 4px;
}
.summary::-webkit-scrollbar{ width: 6px; }
.summary::-webkit-scrollbar-thumb{ background: rgba(255,255,255,0.3); border-radius: 3px; }
.summary::-webkit-scrollbar-track{ background: transparent; }

.episode-url{
  position: absolute;
  bottom: 12px; left: 12px; right: 12px;
  padding: .7rem 1rem;
  background: var(--cta-grad);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  width: calc(100% - 24px);
  box-shadow: 0 4px 10px rgba(34,158,217,0.25);
  display: inline-block;
  will-change: transform;
}
.episode-url:hover{
  background: var(--cta-grad-hover);
  transform: translateY(-2px);
}

/* ====== Show Card ====== */
.show-card{
  display: flex;
  flex-direction: row;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  padding: 1rem;
  gap: 1rem;
  margin-bottom: 1.5rem;
  width: 100%;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  content-visibility: auto;
  contain-intrinsic-size: 280px 800px;
}
.show-card:hover{
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.show-img{
  width: 200px;
  aspect-ratio: 2 / 3;
  height: auto;
  object-fit: cover;
  border-radius: 10px;
  background: #000;
}

.showContent{
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.showTitle{
  font-size: var(--h-title);
  font-weight: 600;
  margin: .2rem 0;
  color: #fff;
}

.showSummary{
  font-size: var(--h-body);
  color: #fff;
  line-height: 1.5;
  margin: .8rem 0;
}

.showDetails{
  display: flex;
  flex-direction: column;
  gap: .3rem;
  background: rgba(255,255,255,0.10);
  padding: .8rem;
  border-radius: var(--radius-md);
  width: fit-content;
  min-width: 220px;
  margin: 1rem 0;
}

.showDetails span{
  font-size: .9rem;
  color: #f1f1f1;
}

.showUrl,
.watchShowBtn{
  padding: .7rem 1rem;
  background: var(--cta-grad);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  width: fit-content;
  box-shadow: 0 4px 10px rgba(34,158,217,0.25);
  border: none;
  cursor: pointer;
  display: inline-block;
  will-change: transform;
}
.showUrl:hover,
.watchShowBtn:hover{
  background: var(--cta-grad-hover);
  transform: translateY(-2px);
}

/* ====== Responsive ====== */
@media (max-width: 900px){
  .card{ flex: 0 0 calc(50% - 1.2rem); }
}

@media (max-width: 768px){
  .show-card{
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .show-img{
    width: 100%;
    max-width: 320px;
    aspect-ratio: 2 / 3;
  }
  .showDetails{ width: 100%; }
  .showUrl,
  .watchShowBtn{ width: 100%; }
}

@media (max-width: 600px){
  #showSearchHolder,
  #search-holder{
    flex-direction: column;
    align-items: stretch;
    gap: var(--gap-xs);
    width: 100%;
  }
  #showSearchHolder input,
  #showSearchHolder select,
  #search-holder input,
  #search-holder select,
  #backBtn{
    width: 100%;
    min-width: unset;
    max-width: unset;
  }
  #countShows,
  #match-count{ text-align: center; }

  header{ padding: 1rem; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; animation: none !important; }
  .card:hover,
  .show-card:hover,
  .episode-url:hover,
  #backBtn:hover{ transform: none !important; }
}
#searchShow::placeholder,
#searchEpisode::placeholder {
  color: black;
  opacity: 1; 
}