:root {
  --line-soft: rgba(255,255,255,.12);
  --shadow: 0 8px 22px rgba(0,0,0,.25);
  --card-radius: 0px;
  --grid-cols:7;
  --title-shift:4s;
  --title-flicker:7s;
  --blink-duration:.16s;
  --blink-episode-count:2;
  --epbtn-blink-duration:.65s;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Quicksand', sans-serif;
  color: var(--text);
  overflow-x: hidden;
  background:
    radial-gradient(1200px 600px at 15% -8%, rgba(255,255,255,.18), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(255,255,255,.10), transparent 60%),
    var(--bg);
}

a {
  text-decoration: none;
  color: inherit;
}

/* HEADER */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
}

@media (max-width: 700px) {
  header {
    position: relative; /* ne reste plus collé */
  }

  .header-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  nav {
    justify-self: center;
    margin-top: 6px;
  }

}



.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 20px 8px;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 6px 12px;
  align-items: center;
}

.brand h1 {
  margin: 0;
  font-size: clamp(22px,3.2vw,36px);
  font-weight: 700;
  letter-spacing: .5px;
  background: linear-gradient(90deg,var(--c-blue),var(--c-pink),var(--c-violet),var(--c-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 220% 100%;
  animation: titleShift var(--title-shift) ease-in-out infinite alternate,
             neonFlicker var(--title-flicker) steps(1,end) infinite;
}

@keyframes titleShift {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

@keyframes neonFlicker {
  0%,96% { opacity: 1; }
  96.5% { opacity: .5; }
  97% { opacity: 1; }
  97.5% { opacity: .3; }
  98% { opacity: 1; }
  99% { opacity: .6; }
  100% { opacity: 1; }
}

nav {
  grid-column: 2/3;
  grid-row: 1/2;
  justify-self: end;
}

nav a {
  position: relative;
  margin-left: 14px;
  padding: 6px 2px;
  font-weight: 600;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-blue), var(--c-blue));
  opacity: .85;
  box-shadow: 0 0 8px rgba(56,243,255,.35);
  transition: background .3s, box-shadow .3s, opacity .3s;
}

nav a:hover::after {
  background: linear-gradient(90deg, var(--c-pink), var(--c-pink));
  box-shadow: 0 0 10px rgba(255,101,247,.45);
  opacity: 1;
}

.subnote {
  grid-column: 2/3;
  grid-row: 2/3;
  justify-self: end;
  color: #e9f3ff;
  font-weight: 400;
  opacity: .95;
  font-size: .95rem;
}

.subnote a {
  color: var(--c-blue);
  text-shadow: 0 0 6px rgba(56,243,255,.35);
  transition: color .3s, text-shadow .3s;
}

.subnote a:hover {
  color: var(--c-pink);
  text-shadow: 0 0 10px rgba(255,101,247,.45);
}

/* MAIN CONTENT */
main {
  max-width: 1100px;
  margin: 12px auto 40px;
  padding: 0 20px;
}

.season {
  margin: 18px 0;
  border: 1px solid rgba(56,243,255,.28);
  border-radius: 3px;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
}

.season.open {
  background: rgba(0,0,0,.22);
  box-shadow: 0 4px 18px rgba(0,0,0,.15);
}

.season-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 800;
}

.season-body {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height .45s ease, opacity .35s ease, padding .25s ease;
  padding: 0 10px 0;
}

.season.open .season-body {
  max-height: none;
  opacity: 1;
  padding: 10px 10px 12px;
}

.episodes-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(var(--grid-cols), 1fr);
}

@media (max-width:992px) {
  .episodes-grid { grid-template-columns: repeat(4, 1fr); } /* tablettes */
}

@media (max-width:768px) {
  .episodes-grid { grid-template-columns: repeat(3, 1fr); } /* petits écrans */
}

@media (max-width:520px) {
  .episodes-grid { grid-template-columns: repeat(2, 1fr); } /* téléphones */
}

@media (max-width:380px) {
  .episodes-grid { grid-template-columns: repeat(2, 1fr); } /* très petits écrans */
}



.episode-card {
  background: rgba(0,0,0,.12);
  border: 1px solid rgba(56,243,255,.28);
  border-radius: var(--card-radius);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  box-shadow: var(--glow-blue-soft);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.episode-card:hover {
  transform: translateY(-3px);
  animation: borderBlink var(--blink-duration) ease-in-out var(--blink-episode-count);
  border-color: var(--c-pink);
  box-shadow: 0 0 8px rgba(255,101,247,.22);
}

.episode-card.active {
  border-color: var(--c-pink)!important;
  box-shadow: 0 0 10px rgba(255,101,247,.28);
}

@keyframes borderBlink {
  0% { border-color: var(--c-blue); }
  50% { border-color: var(--c-pink); }
  100% { border-color: var(--c-blue); }
}

.ep-number {
  position: absolute;
  top: 3px;
  left: 3px;
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: .3px;
  color: #ffffff;
  text-shadow: 0 0 10px rgb(0, 0, 0);
  pointer-events: none;
  z-index: 30;
  font-family: 'Quicksand', sans-serif;
}

.episode-img {
  width: 100%;
  height: 132px;
  object-fit: cover;
  background: rgba(0,0,0,.15);
  display: block;
  border-radius: 0;
}

.episode-title {
  padding: 7px 9px;
  font-weight: 600;
  font-size: .86rem;
  text-align: center;
  color: #fff;
  text-shadow: 0 0 3px rgba(0,0,0,.25);
  font-family: 'Quicksand', sans-serif;
}

#viewer {
  margin-top: 24px;
  text-align: center;
  opacity: 0;
  transform: translateY(10px);
  transition: .4s ease;
}

#viewer.show {
  opacity: 1;
  transform: translateY(0);
}

#viewer img {
  max-width: 100%;
  border-radius: 3px;
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeIn .6s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.loading, .error-msg {
  font-weight: 700;
  margin: 10px 0 18px;
  font-size: 1rem;
  background: linear-gradient(90deg,var(--c-blue),var(--c-pink),var(--c-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 100%;
  animation: flow 1.4s linear infinite;
  font-family: 'Quicksand', sans-serif;
}

.error-msg {
  animation: flow 2s linear infinite;
}

@keyframes flow {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

.ep-nav {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  margin: 10px 0 26px;
}

.ep-btn {
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  border: 2px solid var(--c-blue);
  background: transparent;
  color: var(--text);
  padding: 9px 14px;
  border-radius: 3px;
  cursor: pointer;
  transition: .2s ease;
}

.ep-btn:hover {
  border-color: var(--c-pink);
  box-shadow: 0 0 10px var(--c-pink);
  color: var(--c-pink);
}

.ep-btn[disabled] {
  border-color: rgba(255,255,255,.28)!important;
  color: rgba(255,255,255,.65);
  box-shadow: none!important;
  opacity: .7;
  cursor: not-allowed;
  pointer-events: none;
}

footer {
  border-top: 1px solid var(--line-soft);
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(3px);
  text-align: center;
  color: #fff;
  padding: 22px 16px;
  font-size: .92rem;
}

.ep-number,
.episode-title,
.episode-card,
.season-header,
.loading,
.error-msg,
.ep-btn {
  font-family: 'Quicksand', sans-serif;
}