/* ============================================================
   KARAOKE USER PLAYER — pevaj kod sebe
   ============================================================ */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-0: #0a0e1a;
  --bg-1: #0f1424;
  --bg-2: #161c30;
  --bg-3: #1d2440;
  --text-1: #f0f3fa;
  --text-2: #9aa4b8;
  --text-3: #5a6480;
  --accent: #00d2ff;
  --accent-2: #ff2d7d;
  --success: #00e676;
  --warn: #ffb300;
  --err: #ff4757;
  --radius: 14px;
  --radius-sm: 8px;
}

body.kz-player-page {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(0, 210, 255, 0.15), transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(255, 45, 125, 0.10), transparent 50%),
    var(--bg-0);
  color: var(--text-1);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-size: 14px; }

/* ============ HEADER ============ */
.kz-player-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px; border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(15, 20, 36, 0.7);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 10;
}
.kz-logo { display: flex; align-items: center; gap: 10px; font-size: 18px; }
.kz-logo-icon { font-size: 24px; }
.kz-logo-text b { color: var(--accent); }
.kz-link { color: var(--text-2); font-size: 14px; transition: color 0.2s; }
.kz-link:hover { color: var(--accent); }

/* ============ MAIN ============ */
.kz-player-main {
  max-width: 1100px; margin: 0 auto; padding: 40px 24px 80px;
}

.kz-player-intro {
  text-align: center; margin-bottom: 32px;
}
.kz-player-intro h1 {
  font-size: clamp(32px, 5vw, 52px); font-weight: 800; letter-spacing: -0.02em;
  line-height: 1.1; margin-bottom: 12px;
}
.kz-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.kz-subtitle { color: var(--text-2); font-size: 16px; max-width: 540px; margin: 0 auto; }

/* ============ SUBSCRIPTION BANNER ============ */
.kz-sub-banner {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 22px; border-radius: var(--radius);
  margin-bottom: 28px; flex-wrap: wrap;
  border: 1px solid transparent;
}
.kz-sub-icon { font-size: 28px; flex-shrink: 0; }
.kz-sub-text { flex: 1; min-width: 0; }
.kz-sub-text strong { display: block; font-size: 16px; margin-bottom: 2px; }
.kz-sub-text span { color: var(--text-2); font-size: 14px; }
.kz-sub-text span b { color: var(--accent); }
.kz-sub-none { background: rgba(255, 255, 255, 0.04); border-color: rgba(255, 255, 255, 0.08); }
.kz-sub-free { background: rgba(255, 179, 0, 0.06); border-color: rgba(255, 179, 0, 0.2); }
.kz-sub-active {
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.10), rgba(0, 210, 255, 0.10));
  border-color: rgba(0, 230, 118, 0.3);
}
.kz-sub-active .kz-sub-icon { color: var(--success); }

/* ============ AUTH ============ */
.kz-user-auth {
  background: var(--bg-1); border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius); padding: 24px; max-width: 420px; margin: 0 auto 28px;
}
.kz-auth-tabs {
  display: flex; gap: 4px; margin-bottom: 20px;
  background: var(--bg-2); padding: 4px; border-radius: 10px;
}
.kz-auth-tab {
  flex: 1; padding: 10px; border-radius: 8px; font-size: 14px; font-weight: 600;
  color: var(--text-2); transition: all 0.2s;
}
.kz-auth-tab.active { background: var(--accent); color: #001020; }
.kz-auth-panel label { display: block; font-size: 12.5px; color: var(--text-2); margin: 12px 0 4px; }
.kz-auth-panel input {
  width: 100%; padding: 11px 14px; background: var(--bg-2);
  border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-sm);
  color: var(--text-1); transition: border 0.2s;
}
.kz-auth-panel input:focus { outline: none; border-color: var(--accent); }
.kz-err {
  margin-top: 12px; padding: 10px 12px; background: rgba(255, 71, 87, 0.1);
  border: 1px solid rgba(255, 71, 87, 0.3); color: var(--err);
  border-radius: var(--radius-sm); font-size: 13px;
}

/* ============ PROFILE ============ */
.kz-user-profile {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--bg-1); border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius); padding: 16px 20px; margin-bottom: 28px;
  flex-wrap: wrap;
}
.kz-profile-info { display: flex; align-items: center; gap: 14px; }
.kz-profile-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center; font-size: 24px;
}
.kz-profile-name { font-weight: 700; font-size: 16px; }
.kz-profile-email { color: var(--text-2); font-size: 13.5px; }
.kz-profile-meta { color: var(--text-3); font-size: 12px; margin-top: 2px; }

/* ============ BUTTONS ============ */
.kz-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px; font-weight: 600; font-size: 14px;
  transition: all 0.18s; white-space: nowrap;
}
.kz-btn-primary {
  background: linear-gradient(135deg, var(--accent), #0099cc);
  color: #001020; box-shadow: 0 2px 12px rgba(0, 210, 255, 0.3);
}
.kz-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 18px rgba(0, 210, 255, 0.5); }
.kz-btn-ghost {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-1);
}
.kz-btn-ghost:hover { background: rgba(255,255,255,0.10); }
.kz-btn-full { width: 100%; margin-top: 16px; }
.kz-btn-play { background: var(--accent); color: #001020; }
.kz-btn-play:hover:not(:disabled) { background: #00bce5; }
.kz-btn-play:disabled { background: rgba(255,255,255,0.08); color: var(--text-3); cursor: not-allowed; }
.kz-btn-play svg { width: 16px; height: 16px; }

/* ============ COLLECTION ============ */
.kz-collection { margin-top: 32px; }
.kz-collection-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.kz-collection-header h2 { font-size: 22px; }
.kz-filters { display: flex; gap: 10px; flex: 1; max-width: 520px; min-width: 280px; }
.kz-filters input {
  flex: 1; padding: 10px 14px; background: var(--bg-1);
  border: 1px solid rgba(255,255,255,0.08); border-radius: 10px;
  color: var(--text-1);
}
.kz-filters input:focus { outline: none; border-color: var(--accent); }
.kz-filters select {
  padding: 10px 14px; background: var(--bg-1);
  border: 1px solid rgba(255,255,255,0.08); border-radius: 10px;
  color: var(--text-1);
}

.kz-song-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 14px;
}
.kz-song-card {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-1); border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius); padding: 12px;
  transition: all 0.2s;
}
.kz-song-card:hover { border-color: rgba(0, 210, 255, 0.3); transform: translateY(-1px); }
.kz-song-thumb {
  width: 64px; height: 64px; flex-shrink: 0; border-radius: 10px; overflow: hidden;
  background: var(--bg-3);
}
.kz-song-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kz-song-info { flex: 1; min-width: 0; }
.kz-song-title { font-weight: 600; font-size: 14.5px; margin-bottom: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.kz-song-artist { color: var(--text-2); font-size: 12.5px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.kz-song-meta { display: flex; align-items: center; gap: 6px; margin-top: 4px; }
.kz-lang-badge { font-size: 13px; }
.kz-dur { font-size: 11px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.kz-source { font-size: 10px; padding: 2px 5px; border-radius: 4px; font-weight: 700; }
.kz-source.yt { background: rgba(255, 0, 0, 0.15); color: #ff6b6b; }
.kz-source.up { background: rgba(0, 210, 255, 0.15); color: var(--accent); }

.kz-empty, .kz-loading {
  grid-column: 1 / -1; text-align: center; padding: 60px 20px;
  color: var(--text-3); font-size: 14px;
}

/* ============ PLAYER OVERLAY ============ */
.kz-player-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(5, 8, 16, 0.92); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; animation: kzFade 0.2s;
}
@keyframes kzFade { from { opacity: 0; } to { opacity: 1; } }
.kz-player-modal {
  background: var(--bg-1); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px; max-width: 900px; width: 100%; max-height: 90vh;
  display: flex; flex-direction: column; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.kz-player-modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.kz-player-modal-title { font-size: 18px; font-weight: 700; }
.kz-player-modal-artist { font-size: 14px; color: var(--text-2); margin-top: 2px; }
.kz-player-modal-media {
  flex: 1; background: #000; position: relative; min-height: 360px;
  display: flex; align-items: center; justify-content: center;
}
.kz-player-modal-media > div, .kz-player-modal-media > audio, .kz-player-modal-media > video {
  width: 100%; height: 100%; min-height: 360px;
}
.kz-player-modal-media iframe { width: 100%; height: 100%; min-height: 360px; }
.kz-player-modal-foot {
  padding: 14px 22px; text-align: center; color: var(--text-2);
  font-size: 13px; background: var(--bg-2);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ============ TOAST ============ */
.kz-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--bg-3); color: var(--text-1); padding: 12px 20px;
  border-radius: 10px; font-size: 14px; font-weight: 500;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 200; opacity: 0; transition: all 0.25s;
  border: 1px solid rgba(255,255,255,0.08);
}
.kz-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.kz-toast-ok { border-color: rgba(0, 230, 118, 0.4); }
.kz-toast-err { border-color: rgba(255, 71, 87, 0.4); }

/* ============ RESPONSIVE ============ */
@media (max-width: 720px) {
  .kz-player-header { padding: 14px 18px; }
  .kz-player-main { padding: 24px 16px 60px; }
  .kz-song-list { grid-template-columns: 1fr; }
  .kz-filters { flex-direction: column; min-width: 0; }
  .kz-sub-banner { flex-direction: column; align-items: flex-start; }
  .kz-sub-banner .kz-btn { width: 100%; }
}