/* ==========================================================================
   ZFLIX — design tokens
   Paleta: prawie-czarne tło kina, jeden mocny akcent (crimson) na wezwania
   do działania, złoty akcent na metadane premium. Bebas Neue jako krój
   "marquee" dla tytułów, Inter jako krój UI, JetBrains Mono dla kodów.
   ========================================================================== */
:root {
  --bg-void: #0b0b0e;
  --bg-elevated: #17171c;
  --bg-elevated-2: #202028;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --accent-crimson: #ff3355;
  --accent-crimson-dim: #c22745;
  --accent-gold: #f2b705;

  --text-primary: #f5f5f7;
  --text-muted: #9a9aa5;
  --text-faint: #6b6b76;

  --font-display: "Bebas Neue", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

h1, h2, h3 { font-family: var(--font-display); letter-spacing: 0.02em; margin: 0; }

::selection { background: var(--accent-crimson); color: #fff; }

/* Scrollbar dyskretny, ale spójny z motywem */
::-webkit-scrollbar { height: 10px; width: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-elevated-2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-crimson-dim); }

/* ==========================================================================
   Nawigacja
   ========================================================================== */
.topnav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(11, 11, 14, 0.95), rgba(11, 11, 14, 0.7));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}

.topnav__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 32px;
}

.brand {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 0.06em;
  color: var(--accent-crimson);
  flex-shrink: 0;
}

.search {
  flex: 1;
  max-width: 420px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 8px 16px;
  transition: border-color 0.2s ease;
}
.search:focus-within { border-color: var(--accent-crimson-dim); }
.search__icon { width: 18px; height: 18px; color: var(--text-muted); flex-shrink: 0; }
.search input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 14px;
  width: 100%;
}
.search input::placeholder { color: var(--text-faint); }

.topnav__links { display: flex; align-items: center; gap: 18px; margin-left: auto; }
.topnav__link { font-size: 14px; color: var(--text-muted); transition: color 0.2s ease; }
.topnav__link:hover { color: var(--text-primary); }
.topnav__link--logout { color: var(--accent-crimson); font-weight: 600; }
.topnav__user { font-size: 14px; font-weight: 600; color: var(--text-primary); }

/* ==========================================================================
   Przyciski
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn svg { width: 18px; height: 18px; }
.btn:active { transform: scale(0.97); }

.btn--primary { background: var(--accent-crimson); color: #fff; }
.btn--primary:hover { background: #ff5570; }

.btn--ghost { background: transparent; border-color: var(--border-strong); color: var(--text-primary); }
.btn--ghost:hover { border-color: var(--accent-crimson); color: var(--accent-crimson); }

.btn--danger { background: transparent; border-color: rgba(255, 51, 85, 0.4); color: var(--accent-crimson); }
.btn--danger:hover { background: rgba(255, 51, 85, 0.12); }

.btn--block { width: 100%; }
.btn--tiny { padding: 7px 12px; font-size: 12px; }
.btn--play { padding: 13px 28px; font-size: 15px; }

/* ==========================================================================
   Flash messages
   ========================================================================== */
.flash-stack {
  position: fixed;
  top: 90px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 340px;
}
.flash {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated-2);
  animation: flashIn 0.25s ease;
}
.flash--success { border-color: rgba(60, 200, 130, 0.4); color: #6be0a4; }
.flash--error { border-color: rgba(255, 51, 85, 0.4); color: #ff7d92; }
.flash--info { border-color: rgba(120, 160, 255, 0.4); color: #9ab6ff; }

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

/* ==========================================================================
   Ekrany logowania / rejestracji
   ========================================================================== */
.page-auth main, .auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background:
    radial-gradient(ellipse 700px 500px at 50% 0%, rgba(255, 51, 85, 0.16), transparent 60%),
    var(--bg-void);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-card);
}
.brand--auth { display: block; margin-bottom: 24px; }
.auth-card h1 { font-size: 32px; margin-bottom: 6px; }
.auth-card__subtitle { color: var(--text-muted); font-size: 14px; margin: 0 0 28px; }
.auth-card__footer { margin-top: 22px; font-size: 13px; color: var(--text-muted); text-align: center; }
.auth-card__footer a { color: var(--accent-crimson); font-weight: 600; }

.auth-form { display: flex; flex-direction: column; gap: 16px; }

/* ==========================================================================
   Pola formularzy (współdzielone: auth + admin)
   ========================================================================== */
.field { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.field span { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.field input, .field textarea {
  background: var(--bg-elevated-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease;
  width: 100%;
}
.field input:focus, .field textarea:focus { border-color: var(--accent-crimson-dim); }
.field--mono, .field input.field--mono { font-family: var(--font-mono); letter-spacing: 0.05em; }
.field-row { display: flex; gap: 16px; flex-wrap: wrap; }

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}
.checkbox-field input { accent-color: var(--accent-crimson); width: 16px; height: 16px; }

/* ==========================================================================
   Biblioteka — hero
   ========================================================================== */
.hero {
  position: relative;
  height: 62vh;
  min-height: 380px;
  background-image:
    linear-gradient(to top, var(--bg-void) 0%, rgba(11, 11, 14, 0.2) 55%, rgba(11, 11, 14, 0.75) 100%),
    linear-gradient(to right, rgba(11, 11, 14, 0.85) 0%, transparent 60%),
    var(--hero-image);
  background-size: cover;
  background-position: center 20%;
  display: flex;
  align-items: flex-end;
}
.hero__content { padding: 0 48px 56px; max-width: 640px; }
.hero__eyebrow {
  color: var(--accent-crimson);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 8px;
}
.hero__title { font-size: 64px; line-height: 0.95; margin-bottom: 14px; }
.hero__meta { color: var(--text-muted); font-size: 14px; margin: 0 0 14px; }
.hero__desc { color: var(--text-primary); font-size: 15px; line-height: 1.6; margin: 0 0 24px; opacity: 0.9; }
.hero__actions { display: flex; gap: 14px; }

/* ==========================================================================
   Rzędy filmów (styl Netflix — poziomy scroll)
   ========================================================================== */
.library-body { padding: 8px 48px 64px; max-width: 1600px; margin: 0 auto; }
.library-body__search-info { color: var(--text-muted); font-size: 14px; margin: 20px 0; }

.row { margin-top: 36px; }
.row__title { font-size: 20px; font-family: var(--font-body); font-weight: 700; margin-bottom: 14px; letter-spacing: normal; }

.row__scroll {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 6px 4px 16px;
  scroll-snap-type: x proximity;
}

.card {
  flex: 0 0 auto;
  width: 190px;
  scroll-snap-align: start;
  transition: transform 0.25s ease;
}
.card:hover { transform: translateY(-6px) scale(1.035); z-index: 5; }

.card__poster {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-md);
  background-size: cover;
  background-position: center;
  background-color: var(--bg-elevated);
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}
.card:hover .card__poster {
  border-color: var(--accent-crimson);
  box-shadow: 0 0 0 3px rgba(255, 51, 85, 0.25), 0 20px 34px rgba(0, 0, 0, 0.55);
}

.card__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 11, 14, 0.35);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.card:hover .card__play { opacity: 1; }
.card__play svg {
  width: 44px;
  height: 44px;
  color: #fff;
  filter: drop-shadow(0 0 10px rgba(255, 51, 85, 0.8));
}

.card__info { padding: 10px 2px 0; }
.card__title {
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card__meta { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

.empty-state {
  text-align: center;
  padding: 90px 20px;
  color: var(--text-muted);
}
.empty-state h2 { font-family: var(--font-body); font-size: 20px; color: var(--text-primary); margin-bottom: 8px; }

/* ==========================================================================
   Strona odtwarzacza
   ========================================================================== */
.player-page { max-width: 1400px; margin: 0 auto; padding: 0 0 60px; }

.player-topbar { padding: 18px 32px; }
.player-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}
.player-back:hover { color: var(--text-primary); }
.player-back svg { width: 18px; height: 18px; }

.player-stage {
  position: relative;
  width: calc(100% - 64px);
  margin: 0 32px;
  aspect-ratio: 16 / 8;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.player-embed-wrap, .player-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  border: none;
}

.player-bigplay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 78px;
  height: 78px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 51, 85, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 10px rgba(255, 51, 85, 0.16), 0 20px 40px rgba(0, 0, 0, 0.5);
  transition: transform 0.15s ease, background 0.15s ease;
}
.player-bigplay:hover { transform: translate(-50%, -50%) scale(1.06); background: #ff4a68; }
.player-bigplay svg { width: 34px; height: 34px; color: #fff; margin-left: 4px; }

.player-controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 22px 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
  opacity: 1;
  transition: opacity 0.3s ease;
}
.controls-hidden .player-controls,
.controls-hidden .player-video { cursor: none; }
.controls-hidden .player-controls { opacity: 0; }
.player-stage:hover .player-controls,
.player-controls.is-visible { opacity: 1; }

.player-progress {
  position: relative;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  cursor: pointer;
  margin-bottom: 14px;
}
.player-progress:hover { height: 7px; margin-top: -1px; }
.player-progress__buffered {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0%;
  background: rgba(255, 255, 255, 0.32);
  border-radius: 999px;
}
.player-progress__played {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0%;
  background: var(--accent-crimson);
  border-radius: 999px;
}
.player-progress__handle {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent-crimson);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 4px rgba(255, 51, 85, 0.25);
}

.player-controls__row { display: flex; align-items: center; gap: 16px; }
.player-controls__spacer { flex: 1; }

.player-btn {
  background: transparent;
  border: none;
  color: #fff;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.15s ease;
}
.player-btn:hover { background: rgba(255, 255, 255, 0.12); }
.player-btn svg { width: 22px; height: 22px; }

.player-volume { display: flex; align-items: center; gap: 8px; }
.player-volume__slider {
  width: 80px;
  accent-color: var(--accent-crimson);
}

.player-time { font-size: 13px; color: var(--text-muted); font-family: var(--font-mono); min-width: 100px; }

.player-details { padding: 30px 32px 0; max-width: 780px; }
.player-details__title { font-family: var(--font-body); font-size: 26px; font-weight: 800; margin-bottom: 8px; }
.player-details__meta { color: var(--text-muted); font-size: 14px; margin: 0 0 14px; }
.player-details__desc { font-size: 15px; line-height: 1.7; color: var(--text-primary); opacity: 0.9; }

/* ==========================================================================
   Panel administratora
   ========================================================================== */
.admin-page { max-width: 1200px; margin: 0 auto; padding: 40px 32px 80px; }
.admin-page--narrow { max-width: 760px; }
.admin-page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.admin-page__header h1 { font-family: var(--font-body); font-size: 26px; font-weight: 800; }
.admin-page__actions { display: flex; gap: 12px; }

.admin-table-wrap {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  overflow-x: auto;
}
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th, .admin-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}
.admin-table th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--bg-elevated-2); }
.admin-table__poster { width: 42px; height: 63px; object-fit: cover; border-radius: 4px; }
.admin-table__actions { display: flex; gap: 8px; }
.admin-table__actions form { display: inline; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge--upload { background: rgba(120, 160, 255, 0.15); color: #9ab6ff; }
.badge--external { background: rgba(242, 183, 5, 0.15); color: var(--accent-gold); }
.badge--used { background: rgba(255, 255, 255, 0.08); color: var(--text-muted); }
.badge--free { background: rgba(60, 200, 130, 0.15); color: #6be0a4; }

.code-chip {
  font-family: var(--font-mono);
  background: var(--bg-elevated-2);
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.03em;
  font-size: 13px;
}

.codes-generate {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

/* Formularz filmu */
.movie-form { display: flex; flex-direction: column; gap: 20px; }
.movie-form textarea { resize: vertical; min-height: 90px; }
.field-group {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.field-group legend { padding: 0 8px; font-size: 13px; font-weight: 700; color: var(--text-muted); }

.radio-tabs { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-tab {
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.radio-tab:has(input:checked) { border-color: var(--accent-crimson); background: rgba(255, 51, 85, 0.08); }
.radio-tab input { accent-color: var(--accent-crimson); }

.movie-form__poster-preview {
  width: 120px;
  border-radius: var(--radius-sm);
  margin-top: 6px;
  border: 1px solid var(--border-subtle);
}

/* ==========================================================================
   Strona błędu
   ========================================================================== */
.error-page {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 18px;
  padding: 40px;
}
.error-page__code {
  font-family: var(--font-display);
  font-size: 140px;
  color: var(--accent-crimson);
  line-height: 1;
}
.error-page__message { color: var(--text-muted); font-size: 16px; }

/* ==========================================================================
   Responsywność
   ========================================================================== */
@media (max-width: 720px) {
  .topnav__inner { flex-wrap: wrap; padding: 12px 18px; }
  .search { order: 3; max-width: 100%; }
  .hero__content { padding: 0 20px 40px; }
  .hero__title { font-size: 40px; }
  .library-body { padding: 8px 20px 48px; }
  .player-stage { margin: 0 12px; width: calc(100% - 24px); aspect-ratio: 16/10; }
  .player-topbar, .player-details { padding-left: 20px; padding-right: 20px; }
  .admin-page { padding: 28px 18px 60px; }
  .card { width: 132px; }
}

/* ==========================================================================
   Seriale — zakładki biblioteki, plakietki, lista odcinków
   ========================================================================== */
.hero--compact { height: 42vh; min-height: 260px; }

.library-tabs {
  display: flex;
  gap: 8px;
  margin: 4px 0 22px;
}
.library-tab {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.library-tab:hover { color: var(--text-primary); }
.library-tab.is-active {
  color: #fff;
  background: var(--accent-crimson);
  border-color: var(--accent-crimson);
}

.card__badge {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  background: rgba(11, 11, 14, 0.75);
  color: var(--accent-gold);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid rgba(242, 183, 5, 0.35);
}

.badge--series { background: rgba(242, 183, 5, 0.15); color: var(--accent-gold); }
.badge--movie { background: rgba(120, 160, 255, 0.15); color: #9ab6ff; }

.series-back { margin: 4px 0 22px; }

.season-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.season-tab {
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.season-tab:hover { color: var(--text-primary); }
.season-tab.is-active {
  color: #fff;
  background: var(--accent-crimson);
  border-color: var(--accent-crimson);
}

.episode-list { display: flex; flex-direction: column; gap: 10px; }
.episode-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.episode-row:hover { border-color: var(--accent-crimson-dim); background: var(--bg-elevated-2); }

.episode-row__number {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--text-faint);
  width: 32px;
  flex-shrink: 0;
  text-align: center;
}
.episode-row__play {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 51, 85, 0.12);
  color: var(--accent-crimson);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.episode-row__play svg { width: 16px; height: 16px; }
.episode-row__info { flex: 1; min-width: 0; }
.episode-row__title { font-weight: 600; font-size: 14.5px; }
.episode-row__desc {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.episode-row__duration { color: var(--text-muted); font-size: 13px; flex-shrink: 0; }

.admin-season-block { margin-bottom: 28px; }
.admin-season-block .row__title { margin: 0 0 10px 4px; }

.field-hint { font-size: 12.5px; color: var(--text-muted); margin: 6px 0 0; }
.field-group--info {
  background: var(--bg-elevated);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}