/* ─── Reset & Tokens ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0a0a0f;
  --bg-card:     #13131a;
  --bg-card-2:   #1a1a24;
  --border:      rgba(255,255,255,0.07);
  --accent:      #7c5cfc;
  --accent-2:    #a78bfa;
  --green:       #22c55e;
  --orange:      #f97316;
  --red:         #ef4444;
  --blue:        #3b82f6;
  --text:        #f1f1f3;
  --text-dim:    #6b7280;
  --text-mid:    #9ca3af;
  --radius:      12px;
  --radius-lg:   18px;
  --sidebar-w:   220px;
  --shadow:      0 4px 32px rgba(0,0,0,0.5);
  --shadow-lg:   0 8px 48px rgba(0,0,0,0.7);
}

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── Screens ─────────────────────────────────────────────────────── */
.screen { display: none; }
.screen.active { display: flex; height: 100vh; }

/* ─── LOGIN ───────────────────────────────────────────────────────── */
#login-screen {
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse 60% 60% at 50% 30%, rgba(124,92,252,0.18) 0%, transparent 70%), var(--bg);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 380px;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo .logo-icon { font-size: 48px; display: block; margin-bottom: 8px; }
.login-logo h1 { font-size: 28px; font-weight: 800; background: linear-gradient(135deg, #fff, var(--accent-2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.login-sub { color: var(--text-dim); font-size: 13px; margin-top: 4px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--text-mid); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.field input, .field select {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.field input:focus, .field select:focus { border-color: var(--accent); }
.field input::placeholder { color: var(--text-dim); }

.error-msg { color: var(--red); font-size: 13px; text-align: center; margin-top: 12px; }
.hidden { display: none !important; }

/* ─── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 8px; border: none;
  font-size: 14px; font-weight: 600; font-family: inherit;
  cursor: pointer; transition: all 0.15s; text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #6a4ee0; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(124,92,252,0.4); }
.btn-secondary { background: var(--bg-card-2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text-mid); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.2); }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { font-size: 16px; }
.btn-icon-close { background: transparent; border: none; color: var(--text-dim); font-size: 18px; cursor: pointer; padding: 4px; border-radius: 4px; }
.btn-icon-close:hover { color: var(--text); background: rgba(255,255,255,0.08); }

/* ─── Sidebar ─────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo .logo-icon { font-size: 22px; }
.sidebar-logo .logo-text { font-size: 16px; font-weight: 800; background: linear-gradient(135deg, #fff, var(--accent-2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

.nav-links { list-style: none; padding: 16px 12px; flex: 1; }
.nav-links li { margin-bottom: 4px; }
.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 8px;
  color: var(--text-mid); text-decoration: none; font-weight: 500;
  transition: all 0.15s; position: relative;
}
.nav-link:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-link.active { background: rgba(124,92,252,0.15); color: var(--accent-2); }
.nav-icon { font-size: 16px; }

.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 20px; height: 20px; padding: 0 6px;
  border-radius: 10px; font-size: 11px; font-weight: 700;
  background: var(--red); color: #fff; margin-left: auto;
}
.badge:empty { display: none; }
.badge-blue { background: rgba(59,130,246,0.2); color: var(--blue); }
.badge-green { background: rgba(34,197,94,0.2); color: var(--green); }

.sidebar-footer { padding: 16px 12px; border-top: 1px solid var(--border); }

/* ─── Main ────────────────────────────────────────────────────────── */
.main-content { flex: 1; overflow-y: auto; padding: 32px; background: var(--bg); }

.page { display: none; }
.page.active { display: block; }

.page-header { margin-bottom: 28px; }
.page-header h2 { font-size: 24px; font-weight: 800; }
.page-sub { color: var(--text-dim); font-size: 13px; margin-top: 4px; }

/* ─── Cards ───────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card-header h3 { font-size: 15px; font-weight: 700; }
.mt-20 { margin-top: 20px; }

/* ─── Stats Grid ──────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: transform 0.2s;
}
.stat-card:hover { transform: translateY(-2px); }
.stat-card.accent-green { border-color: rgba(34,197,94,0.25); }
.stat-card.accent-orange { border-color: rgba(249,115,22,0.25); }
.stat-card.accent-red { border-color: rgba(239,68,68,0.25); }
.stat-icon { font-size: 28px; margin-bottom: 8px; }
.stat-value { font-size: 32px; font-weight: 800; }
.stat-label { color: var(--text-dim); font-size: 12px; margin-top: 4px; font-weight: 500; }

/* ─── Progress ────────────────────────────────────────────────────── */
.progress-bar-wrap { background: rgba(255,255,255,0.06); border-radius: 99px; height: 12px; overflow: hidden; }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 99px; transition: width 0.6s ease; }
.progress-hint { font-size: 12px; color: var(--text-dim); margin-top: 10px; }

/* ─── Genre Grid ──────────────────────────────────────────────────── */
.genre-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.genre-item {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
}
.genre-name { font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.genre-progress { background: rgba(255,255,255,0.06); border-radius: 99px; height: 6px; overflow: hidden; margin-bottom: 4px; }
.genre-fill { height: 100%; border-radius: 99px; background: var(--accent); }
.genre-count { font-size: 11px; color: var(--text-dim); }

/* ─── Filters ─────────────────────────────────────────────────────── */
.filters-bar {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: flex-end; margin-bottom: 20px;
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label { font-size: 11px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; }
.filter-group select, .filter-group input {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 12px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
  min-width: 140px;
}
.filter-group select:focus, .filter-group input:focus { border-color: var(--accent); }
.filter-search input { min-width: 200px; }

/* ─── Tracks Grid ─────────────────────────────────────────────────── */
.tracks-grid { display: grid; grid-template-columns: 1fr; gap: 8px; }

.track-row {
  display: flex; align-items: center; gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  transition: all 0.15s;
  cursor: pointer;
}
.track-row:hover { border-color: var(--accent); background: rgba(124,92,252,0.06); transform: translateX(2px); }
.track-row.is-qualified { border-left: 3px solid var(--green); }

.track-cover {
  width: 48px; height: 48px;
  border-radius: 6px;
  background: var(--bg-card-2);
  object-fit: cover;
  flex-shrink: 0;
}
.track-cover-placeholder {
  width: 48px; height: 48px;
  border-radius: 6px;
  background: var(--bg-card-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}

.track-info { flex: 1; min-width: 0; }
.track-title { font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track-artist { color: var(--text-dim); font-size: 12px; margin-top: 2px; }

.track-meta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.meta-pill {
  display: inline-flex; align-items: center;
  padding: 3px 8px; border-radius: 99px;
  font-size: 11px; font-weight: 600;
  background: rgba(255,255,255,0.06);
  color: var(--text-mid);
}
.meta-pill.genre { background: rgba(124,92,252,0.15); color: var(--accent-2); }
.meta-pill.warn { background: rgba(249,115,22,0.15); color: var(--orange); }
.meta-pill.good { background: rgba(34,197,94,0.15); color: var(--green); }

.track-actions { display: flex; gap: 8px; flex-shrink: 0; }
.btn-qualify {
  padding: 6px 14px; border-radius: 6px; border: none;
  background: rgba(124,92,252,0.15); color: var(--accent-2);
  font-size: 12px; font-weight: 600; cursor: pointer; transition: all 0.15s;
  font-family: inherit;
}
.btn-qualify:hover { background: var(--accent); color: #fff; }

/* ─── Pagination ──────────────────────────────────────────────────── */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 24px; flex-wrap: wrap; }
.page-btn {
  padding: 6px 12px; border-radius: 6px;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); font-size: 13px; cursor: pointer; transition: all 0.15s;
  font-family: inherit;
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ─── Track Simple List (dashboard) ──────────────────────────────── */
.track-list-simple .track-item-simple {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}
.track-list-simple .track-item-simple:last-child { border-bottom: none; }
.track-rank { width: 24px; text-align: center; font-size: 12px; color: var(--text-dim); font-weight: 700; }
.track-feu { font-size: 13px; font-weight: 700; color: var(--orange); margin-left: auto; }
.track-plays { font-size: 11px; color: var(--text-dim); margin-left: 8px; }

/* ─── Parties ─────────────────────────────────────────────────────── */
.parties-list { display: grid; gap: 12px; }
.party-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.party-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.party-code { font-size: 18px; font-weight: 800; }
.party-date { font-size: 12px; color: var(--text-dim); }
.party-stats { display: flex; gap: 20px; }
.party-stat { text-align: center; }
.party-stat-value { font-size: 20px; font-weight: 700; }
.party-stat-label { font-size: 11px; color: var(--text-dim); }

/* ─── Analytics ───────────────────────────────────────────────────── */
.analytics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.analytics-table .row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid var(--border); gap: 8px;
}
.analytics-table .row:last-child { border-bottom: none; }
.row-label { font-size: 13px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-value { font-size: 13px; font-weight: 700; color: var(--accent-2); flex-shrink: 0; }

/* ─── Modal ───────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.75); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 20px;
}
.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%; max-width: 520px;
  box-shadow: var(--shadow-lg);
  max-height: 90vh; overflow-y: auto;
}

.modal-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 20px 20px 16px; gap: 16px;
  border-bottom: 1px solid var(--border);
}
.modal-track-info { display: flex; gap: 14px; align-items: flex-start; }
.modal-cover { width: 64px; height: 64px; border-radius: 8px; object-fit: cover; background: var(--bg-card-2); flex-shrink: 0; }
.modal-header h3 { font-size: 18px; font-weight: 700; line-height: 1.3; }

.player-section {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.player-section audio { width: 100%; accent-color: var(--accent); }
.player-hint { font-size: 12px; color: var(--text-dim); margin-top: 8px; }

.qualify-form { padding: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Energy slider */
.energy-slider-wrap { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.energy-label-low, .energy-label-high { font-size: 12px; color: var(--text-dim); white-space: nowrap; }
.energy-slider-wrap input[type=range] {
  flex: 1; -webkit-appearance: none; appearance: none;
  height: 6px; border-radius: 99px;
  background: linear-gradient(90deg, var(--blue), var(--accent), var(--orange));
  outline: none; cursor: pointer;
}
.energy-slider-wrap input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px;
  border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  cursor: pointer;
}
.energy-badge { font-size: 13px; font-weight: 700; color: var(--accent-2); margin-left: 8px; }
.energy-scale { display: flex; justify-content: space-between; font-size: 10px; color: var(--text-dim); margin-top: 4px; padding: 0 2px; }

/* Pills */
.pill-group { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.pill {
  padding: 6px 14px; border-radius: 99px;
  border: 1px solid var(--border);
  background: transparent; color: var(--text-mid);
  font-size: 12px; font-weight: 600; cursor: pointer; transition: all 0.15s;
  font-family: inherit;
}
.pill:hover { border-color: var(--accent); color: var(--accent); }
.pill.active { background: rgba(124,92,252,0.2); border-color: var(--accent); color: var(--accent-2); }

.modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 24px; }
.required { color: var(--red); }
.hint { color: var(--text-dim); font-size: 11px; }
.text-dim { color: var(--text-dim); }
.mt-4 { margin-top: 4px; }

/* ─── Toast ───────────────────────────────────────────────────────── */
#toast-container { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 8px; z-index: 9999; }
.toast {
  padding: 12px 20px; border-radius: 8px;
  background: var(--bg-card-2); border: 1px solid var(--border);
  font-size: 13px; font-weight: 500;
  animation: slideIn 0.2s ease; box-shadow: var(--shadow);
  max-width: 300px;
}
.toast.success { border-color: var(--green); color: var(--green); }
.toast.error { border-color: var(--red); color: var(--red); }

@keyframes slideIn { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ─── Misc ────────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 40px; color: var(--text-dim); }
.loading { text-align: center; padding: 40px; color: var(--text-dim); }
.loading::after { content: ''; animation: ellipsis 1.2s infinite; }
@keyframes ellipsis { 0%{content:'.'} 33%{content:'..'} 66%{content:'...'} }