/* ================================================================
   WHOI BEWEGINGSSTUDIO – Design Systeem
   Stijl: Professioneel · Warm · Therapeutisch · Krachtig
   Fonts: Bebas Neue (display) + Nunito (tekst)
   ================================================================ */

:root {
  --y:       #FFD200;
  --y2:      #FFA500;
  --teal:    #2EC4B6;
  --green:   #7EC8A0;
  --red:     #E63946;
  --dark:    #0A0A12;
  --dark2:   #111827;
  --dark3:   #1C2333;
  --panel:   rgba(255,255,255,0.06);
  --glass:   rgba(255,255,255,0.10);
  --border:  rgba(255,255,255,0.08);
  --dim:     rgba(255,255,255,0.45);
  --text:    #F0F0F0;
  --boks:    #FFD200;
  --pwr:     #2EC4B6;
  --yoga:    #A78BFA;
  --basis:   #7EC8A0;
  --gevorderd: #E63946;
}

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

html, body {
  width: 100%; height: 100%; overflow: hidden;
  font-family: 'Nunito', sans-serif;
  background: var(--dark);
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
}

/* ── Schermen ── */
/* Standaard: alle schermen verborgen — JS maakt het juiste scherm zichtbaar */
.screen {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
  overflow: hidden;
}
.screen.active { opacity: 1; pointer-events: all; }

/* FALLBACK: als JS niet laadt (Safari beveiliging, file://, etc.)
   toon dan screen-home direct via CSS */
body:not(.whoi-ready) #screen-home {
  opacity: 1;
  pointer-events: all;
}

/* ════════════════════════════════════════
   NAVIGATIE
   ════════════════════════════════════════ */
.top-nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 10;
}
.nav-logo { display: flex; align-items: baseline; gap: 10px; }
.logo-w {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px; color: var(--y);
  letter-spacing: 4px;
  text-shadow: 0 0 20px rgba(255,210,0,0.4);
}
.nav-subtitle { font-size: 12px; color: var(--dim); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; }
.nav-actions { display: flex; gap: 10px; }
.nav-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 13px; font-weight: 700;
  padding: 8px 16px; border-radius: 8px;
  border: 1px solid var(--glass);
  background: var(--panel); color: var(--text);
  cursor: pointer; transition: all 0.15s;
}
.nav-btn:hover { border-color: var(--y); color: var(--y); }

/* ════════════════════════════════════════
   HOME SCHERM
   ════════════════════════════════════════ */
#screen-home {
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.3) 30%, rgba(17,24,39,0.95) 70%),
    url("assets/bg/background.jpeg") center/cover no-repeat;
}

.home-hero {
  display: flex; flex-direction: column; justify-content: center;
  padding: 32px 32px 20px;
  flex-shrink: 0;
}
.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(52px, 10vw, 96px);
  line-height: 0.92;
  color: var(--y);
  text-shadow: 0 0 40px rgba(255,210,0,0.3);
  margin-bottom: 12px;
}
.hero-sub {
  font-size: clamp(13px, 2vw, 16px);
  color: rgba(255,255,255,0.8);
  max-width: 440px;
  line-height: 1.6;
  margin-bottom: 20px;
}
.hero-cta {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(18px, 3vw, 24px);
  letter-spacing: 2px;
  padding: 16px 40px;
  background: linear-gradient(135deg, var(--y), var(--y2));
  color: var(--dark); border: none; border-radius: 50px;
  cursor: pointer; width: fit-content;
  box-shadow: 0 6px 24px rgba(255,210,0,0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.hero-cta:hover { transform: scale(1.04); box-shadow: 0 10px 32px rgba(255,210,0,0.45); }

.hero-stats { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.stat-pill {
  font-size: 12px; font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--glass);
  color: var(--dim);
}

/* Filter balk */
.lib-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 24px;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0; flex-wrap: wrap; gap: 8px;
}
.lib-filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 12px; font-weight: 700;
  padding: 6px 14px; border-radius: 20px;
  border: 1px solid var(--glass);
  background: var(--panel); color: var(--dim);
  cursor: pointer; transition: all 0.15s;
}
.filter-btn:hover { color: var(--text); border-color: var(--glass); }
.filter-btn.active {
  background: var(--y); border-color: var(--y);
  color: var(--dark); box-shadow: 0 0 12px rgba(255,210,0,0.3);
}
.search-wrap { display: flex; }
.search-input {
  font-family: 'Nunito', sans-serif;
  font-size: 13px; padding: 7px 14px;
  background: var(--panel); border: 1px solid var(--glass);
  border-radius: 20px; color: var(--text);
  outline: none; width: 200px;
}
.search-input::placeholder { color: var(--dim); }

/* Bibliotheek grid */
.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  padding: 20px 24px;
  overflow-y: auto;
  flex: 1;
}
.lib-card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
  cursor: pointer; transition: all 0.2s;
  display: flex; flex-direction: column;
}
.lib-card:hover {
  border-color: var(--y);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.lib-card-thumb {
  height: 160px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.03);
  overflow: hidden;
}
.lib-card-thumb img {
  height: 100%; max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5));
}
.lib-card-thumb .no-img { font-size: 64px; opacity: 0.3; }
.lib-card-body { padding: 14px 16px; flex: 1; }
.lib-card-cat {
  font-size: 10px; font-weight: 800;
  letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 4px;
}
.cat-boksen { color: var(--boks); }
.cat-pwr    { color: var(--pwr); }
.cat-yoga   { color: var(--yoga); }
.lib-card-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px; color: var(--text);
  letter-spacing: 1px; margin-bottom: 4px;
}
.lib-card-sub { font-size: 12px; color: var(--dim); }
.lib-card-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
}
.level-badge {
  font-size: 10px; font-weight: 700;
  padding: 3px 10px; border-radius: 10px;
  letter-spacing: 1px; text-transform: uppercase;
}
.level-basis     { background: rgba(126,200,160,0.15); color: var(--basis); }
.level-gemiddeld { background: rgba(255,210,0,0.15);   color: var(--y); }
.level-gevorderd { background: rgba(230,57,70,0.15);   color: var(--gevorderd); }
.add-to-plan {
  font-size: 18px; cursor: pointer;
  color: var(--dim); transition: color 0.15s, transform 0.15s;
  background: none; border: none;
}
.add-to-plan:hover { color: var(--y); transform: scale(1.2); }
.add-to-plan.added { color: var(--teal); }

/* ════════════════════════════════════════
   BUILDER SCHERM
   ════════════════════════════════════════ */
#screen-builder {
  background: var(--dark2);
  overflow-y: auto;
}
.builder-wrap { max-width: 1100px; margin: 0 auto; padding: 24px; min-height: 100%; }
.builder-header { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.back-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 14px; font-weight: 700;
  padding: 8px 16px; border-radius: 8px;
  border: 1px solid var(--glass);
  background: var(--panel); color: var(--dim);
  cursor: pointer; transition: all 0.15s; white-space: nowrap;
}
.back-btn:hover { color: var(--text); border-color: var(--y); }
.builder-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px; color: var(--y); letter-spacing: 2px;
}
.builder-cols { display: flex; gap: 24px; flex-wrap: wrap; }
.builder-col { display: flex; flex-direction: column; gap: 16px; flex: 1; min-width: 280px; }
.builder-col.wide { flex: 2; }
.builder-section {
  background: var(--dark3); border: 1px solid var(--border);
  border-radius: 16px; padding: 18px 20px;
}
.builder-section-title {
  font-size: 12px; font-weight: 800;
  color: var(--dim); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.count-badge {
  background: var(--y); color: var(--dark);
  font-size: 11px; font-weight: 900;
  padding: 2px 8px; border-radius: 10px;
}
.text-input {
  width: 100%; padding: 10px 14px;
  background: var(--panel); border: 1px solid var(--glass);
  border-radius: 10px; color: var(--text);
  font-family: 'Nunito', sans-serif; font-size: 14px;
  outline: none; transition: border-color 0.15s;
}
.text-input:focus { border-color: var(--y); }
.text-input::placeholder { color: var(--dim); }

.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  font-family: 'Nunito', sans-serif;
  font-size: 13px; font-weight: 700;
  padding: 8px 18px; border-radius: 10px;
  border: 2px solid var(--glass);
  background: var(--panel); color: var(--dim);
  cursor: pointer; transition: all 0.15s;
}
.chip:hover { border-color: var(--y); color: var(--y); }
.chip.active {
  background: var(--y); border-color: var(--y);
  color: var(--dark); box-shadow: 0 0 12px rgba(255,210,0,0.25);
}

.music-cards { display: flex; flex-direction: column; gap: 8px; }
.music-card {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: 10px;
  border: 2px solid var(--glass);
  background: var(--panel); cursor: pointer;
  transition: all 0.15s;
}
.music-card:hover { border-color: var(--y); }
.music-card.active { border-color: var(--y); background: rgba(255,210,0,0.08); }
.mc-icon { font-size: 22px; }
.mc-text { flex: 1; }
.mc-name { font-size: 14px; font-weight: 700; }
.mc-desc { font-size: 11px; color: var(--dim); }

.toggle-row { display: flex; flex-direction: column; gap: 8px; }
.toggle-label {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; font-weight: 600; color: var(--dim);
}
.toggle-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 12px; font-weight: 700;
  padding: 5px 14px; border-radius: 20px;
  border: 2px solid var(--glass);
  background: var(--panel); color: var(--dim);
  cursor: pointer; transition: all 0.15s; min-width: 50px;
}
.toggle-btn.active { border-color: var(--teal); color: var(--teal); background: rgba(46,196,182,0.1); }

.sec-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 12px; font-weight: 700;
  padding: 8px 16px; border-radius: 8px;
  border: 1px solid var(--glass);
  background: var(--panel); color: var(--dim);
  cursor: pointer; transition: all 0.15s;
}
.sec-btn:hover { border-color: var(--y); color: var(--y); }
.sec-btn.danger { border-color: rgba(230,57,70,0.3); color: var(--red); }
.sec-btn.danger:hover { border-color: var(--red); background: rgba(230,57,70,0.1); }

.ex-select-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.ex-sel-card {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 10px;
  border: 2px solid var(--glass);
  background: var(--panel); cursor: pointer;
  transition: all 0.15s;
}
.ex-sel-card:hover { border-color: var(--y); }
.ex-sel-card.selected { border-color: var(--y); background: rgba(255,210,0,0.1); }
.ex-sel-card.selected .ecard-icon::after { content: ' ✓'; }
.ecard-icon { font-size: 22px; }
.ecard-info { flex: 1; min-width: 0; }
.ecard-name { font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ecard-level { font-size: 10px; color: var(--dim); }

.queue-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.queue-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: 8px;
  background: var(--panel); border: 1px solid var(--border);
  font-size: 13px;
}
.qi-num { font-family: 'Bebas Neue', sans-serif; font-size: 18px; color: var(--y); width: 24px; text-align: center; }
.qi-icon { font-size: 18px; }
.qi-name { flex: 1; font-weight: 700; }
.qi-dur { font-size: 11px; color: var(--dim); }
.qi-remove { background: none; border: none; color: var(--dim); cursor: pointer; font-size: 16px; transition: color 0.15s; }
.qi-remove:hover { color: var(--red); }
.queue-actions { display: flex; gap: 8px; }

.builder-start-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  margin-top: 16px; gap: 16px; flex-wrap: wrap;
}
.builder-summary { font-size: 13px; color: var(--dim); }
.big-start-btn {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 22px; letter-spacing: 2px;
  padding: 16px 48px; border-radius: 50px;
  background: linear-gradient(135deg, var(--y), var(--y2));
  color: var(--dark); border: none; cursor: pointer;
  box-shadow: 0 6px 24px rgba(255,210,0,0.35);
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
}
.big-start-btn:disabled { opacity: 0.35; cursor: not-allowed; box-shadow: none; }
.big-start-btn:not(:disabled):hover { transform: scale(1.04); }

/* ════════════════════════════════════════
   TRAINER SCHERM
   ════════════════════════════════════════ */
#screen-trainer {
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.2) 30%, rgba(0,0,0,0.8) 100%),
    url("assets/bg/background.jpeg") center/cover no-repeat;
}

#trainer-hud {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; flex-shrink: 0;
  background: rgba(0,0,0,0.65); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.hud-left, .hud-right { min-width: 160px; }
.hud-right { display: flex; gap: 8px; justify-content: flex-end; }
.hud-label { font-size: 9px; font-weight: 700; color: var(--dim); letter-spacing: 2px; text-transform: uppercase; }
.hud-exname {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(18px, 3.5vw, 26px);
  color: var(--y); letter-spacing: 1px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 250px;
}
.hud-center { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1; }
.hud-timer {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(44px, 9vw, 72px);
  color: #fff; line-height: 1;
}
.hud-progress-track {
  width: 200px; height: 5px;
  background: rgba(255,255,255,0.12); border-radius: 3px; overflow: hidden;
}
.hud-progress-bar { height: 100%; width: 100%; background: linear-gradient(90deg, var(--teal), var(--y)); transition: width 1s linear; }
.hud-round { font-size: 12px; color: var(--dim); font-weight: 700; }
.hud-btn {
  font-size: 18px; padding: 10px 14px; border-radius: 10px;
  border: 2px solid var(--glass); background: var(--panel);
  color: var(--text); cursor: pointer; transition: all 0.15s;
}
.hud-btn:hover { border-color: var(--y); }
.hud-btn.danger { border-color: rgba(230,57,70,0.4); color: var(--red); }
.hud-btn.danger:hover { background: rgba(230,57,70,0.2); }

#trainer-field {
  flex: 1; display: flex;
  justify-content: center; align-items: center;
  position: relative; overflow: hidden;
}

/* Demo video — rechtsboven in de hoek, coach blijft volledig centraal */
#demo-video-wrap {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 5;
}
#demo-video-wrap.show { display: flex; }

#demo-video-label {
  font-size: 9px; font-weight: 900;
  letter-spacing: 2px; text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  background: rgba(0,0,0,0.65);
  padding: 2px 8px; border-radius: 5px;
  align-self: stretch; text-align: center;
}

#demo-video {
  width: clamp(90px, 12vw, 160px);
  aspect-ratio: 9/16;
  object-fit: cover;
  border-radius: 10px;
  border: 2px solid rgba(255,255,255,0.15);
  background: rgba(0,0,0,0.5);
  box-shadow: 0 6px 24px rgba(0,0,0,0.7);
}

#coach-img {
  max-height: 100%; max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 8px 28px rgba(0,0,0,0.6));
  transition: opacity 0.18s ease, transform 0.25s ease;
}
#cue-overlay {
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
}
#cue-text {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(36px, 9vw, 80px);
  color: var(--y);
  letter-spacing: 5px;
  text-shadow: 0 0 24px rgba(255,210,0,0.7), 0 2px 12px rgba(0,0,0,0.9);
  text-align: center;
  transition: opacity 0.12s;
}

#trainer-bottom {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px; flex-shrink: 0;
  background: rgba(0,0,0,0.65); backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.bottom-left { flex: 1; }
.coach-message {
  font-size: clamp(13px, 2.5vw, 16px);
  color: var(--teal); font-weight: 700;
  min-height: 22px; transition: opacity 0.3s;
}
.bottom-center { flex: 1; }
.metronome-bar { height: 6px; background: rgba(255,255,255,0.1); border-radius: 3px; overflow: hidden; }
#metro-beat { width: 0; height: 100%; background: linear-gradient(90deg, var(--teal), var(--y)); transition: width 0.12s linear; }
.bottom-right { display: flex; gap: 8px; align-items: center; }
.sound-btn {
  font-size: 18px; padding: 8px 12px; border-radius: 8px;
  border: 2px solid var(--glass); background: var(--panel);
  cursor: pointer; transition: all 0.15s; color: var(--dim);
}
.sound-btn.active { border-color: var(--teal); color: var(--teal); background: rgba(46,196,182,0.1); }
.music-switch { display: flex; gap: 4px; }
.msw-btn {
  font-size: 16px; padding: 7px 10px; border-radius: 8px;
  border: 2px solid var(--glass); background: var(--panel);
  cursor: pointer; transition: all 0.15s; color: var(--dim);
}
.msw-btn.active { border-color: var(--y); color: var(--y); background: rgba(255,210,0,0.1); }

/* Overlays */
.full-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.88);
  display: flex; justify-content: center; align-items: center;
  backdrop-filter: blur(6px); z-index: 20;
}
.full-overlay.hidden {
  display: none !important;
}
.overlay-box {
  text-align: center; display: flex; flex-direction: column;
  align-items: center; gap: 8px;
}
.ol-icon { font-size: 60px; }
.ol-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(48px, 12vw, 80px);
  color: var(--teal); letter-spacing: 8px;
}
.ol-label { font-size: 14px; color: var(--dim); font-weight: 700; letter-spacing: 3px; text-transform: uppercase; }
.ol-next-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(28px, 7vw, 56px);
  color: var(--y); letter-spacing: 2px;
}
.ol-count {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(80px, 20vw, 140px);
  color: var(--y); line-height: 1;
}
.ol-sub { font-size: 16px; color: var(--dim); font-weight: 600; }

/* ════════════════════════════════════════
   EINDE SCHERM
   ════════════════════════════════════════ */
#screen-end {
  background: radial-gradient(ellipse at center top, #1a1a3e, var(--dark2));
  justify-content: center; align-items: center;
}
.end-wrap { display: flex; flex-direction: column; align-items: center; gap: 20px; padding: 32px; }
.end-trophy { font-size: 80px; }
.end-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(36px, 8vw, 64px);
  color: var(--y); letter-spacing: 4px;
}
.end-stats { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
.end-stat {
  background: var(--panel); border: 1px solid var(--glass);
  border-radius: 16px; padding: 18px 24px; text-align: center; min-width: 100px;
}
.es-num { font-family: 'Bebas Neue', sans-serif; font-size: 52px; color: var(--y); line-height: 1; }
.es-label { font-size: 11px; color: var(--dim); font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-top: 4px; }
.end-note { font-size: 15px; color: var(--dim); text-align: center; max-width: 380px; line-height: 1.6; }
.end-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.end-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 15px; font-weight: 800;
  padding: 14px 28px; border-radius: 50px; cursor: pointer;
  border: 2px solid var(--glass); background: var(--panel); color: var(--dim);
  transition: all 0.15s;
}
.end-btn:hover { border-color: var(--y); color: var(--y); }
.end-btn.primary {
  background: linear-gradient(135deg, var(--y), var(--y2));
  color: var(--dark); border-color: transparent;
  box-shadow: 0 6px 20px rgba(255,210,0,0.3);
}

/* ════════════════════════════════════════
   SESSIES SCHERM
   ════════════════════════════════════════ */
#screen-sessions { background: var(--dark2); overflow-y: auto; }
.sessions-wrap { max-width: 900px; margin: 0 auto; padding: 24px; }
.sessions-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin-top: 20px; }
.no-sessions { text-align: center; color: var(--dim); padding: 48px; font-size: 15px; line-height: 1.8; grid-column: 1/-1; }
.session-card {
  background: var(--dark3); border: 1px solid var(--border);
  border-radius: 16px; padding: 18px; cursor: pointer;
  transition: all 0.2s;
}
.session-card:hover { border-color: var(--y); transform: translateY(-2px); }
.sc-name { font-family: 'Bebas Neue', sans-serif; font-size: 20px; color: var(--y); margin-bottom: 6px; }
.sc-meta { font-size: 12px; color: var(--dim); margin-bottom: 10px; }
.sc-exercises { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 12px; }
.sc-ex-tag { font-size: 11px; padding: 3px 10px; border-radius: 10px; background: var(--panel); border: 1px solid var(--glass); }
.sc-actions { display: flex; gap: 8px; }
.sc-btn {
  font-size: 12px; font-weight: 700; padding: 6px 14px;
  border-radius: 8px; border: 1px solid var(--glass);
  background: var(--panel); color: var(--dim); cursor: pointer; transition: all 0.15s;
}
.sc-btn:hover { border-color: var(--y); color: var(--y); }
.sc-btn.danger { color: var(--red); }
.sc-btn.danger:hover { border-color: var(--red); background: rgba(230,57,70,0.1); }

/* ════════════════════════════════════════
   DETAIL MODAL
   ════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex; justify-content: center; align-items: center;
  z-index: 100; padding: 24px;
  backdrop-filter: blur(6px);
}
/* hidden = echt onzichtbaar (display:none), niet alleen opacity */
.modal-overlay.hidden {
  display: none !important;
}
.modal-box {
  background: var(--dark3); border: 1px solid var(--glass);
  border-radius: 20px; max-width: 600px; width: 100%;
  max-height: 85vh; overflow-y: auto;
  position: relative; padding: 32px;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  font-size: 20px; background: var(--panel);
  border: 1px solid var(--glass); color: var(--dim);
  border-radius: 8px; padding: 6px 10px; cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.m-cat { font-size: 10px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; }
.m-title { font-family: 'Bebas Neue', sans-serif; font-size: 36px; color: var(--y); letter-spacing: 2px; margin-bottom: 4px; }
.m-sub { font-size: 14px; color: var(--dim); margin-bottom: 16px; }
.m-thumb { width: 100%; height: 200px; object-fit: contain; background: rgba(255,255,255,0.03); border-radius: 12px; margin-bottom: 16px; }
.m-video { width: 100%; height: 220px; border-radius: 12px; margin-bottom: 16px; background: #000; object-fit: contain; display: block; }
.m-section-title { font-size: 11px; font-weight: 800; color: var(--dim); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; }
.m-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.8); margin-bottom: 16px; }
.m-tips { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.m-tip { display: flex; gap: 8px; align-items: flex-start; font-size: 13px; color: rgba(255,255,255,0.75); }
.m-tip::before { content: '→'; color: var(--y); flex-shrink: 0; }
.m-pwr {
  background: rgba(46,196,182,0.08); border: 1px solid rgba(46,196,182,0.2);
  border-radius: 10px; padding: 12px 16px;
  font-size: 13px; color: var(--teal); line-height: 1.6;
  margin-bottom: 16px;
}
.m-focus { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.focus-tag {
  font-size: 11px; padding: 4px 12px; border-radius: 10px;
  background: var(--panel); border: 1px solid var(--glass); color: var(--dim);
}
.m-add-btn {
  width: 100%; font-family: 'Bebas Neue', sans-serif;
  font-size: 20px; letter-spacing: 2px;
  padding: 14px; border-radius: 12px;
  background: linear-gradient(135deg, var(--y), var(--y2));
  color: var(--dark); border: none; cursor: pointer;
  transition: transform 0.15s;
}
.m-add-btn:hover { transform: scale(1.02); }

/* ════════════════════════════════════════
   HELP SCHERM
   ════════════════════════════════════════ */
#screen-help { background: var(--dark2); overflow-y: auto; }
.help-wrap { max-width: 1060px; margin: 0 auto; padding: 24px; }
.help-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.help-card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 22px;
  display: flex; flex-direction: column; gap: 12px;
}
.help-card.featured {
  border-color: rgba(255,210,0,0.3);
  background: rgba(255,210,0,0.04);
}
.hc-icon { font-size: 28px; }
.hc-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px; color: var(--y);
  letter-spacing: 1px;
}
.help-steps {
  margin: 0 0 0 16px;
  display: flex; flex-direction: column; gap: 6px;
}
.help-steps li { font-size: 13px; color: rgba(255,255,255,0.78); line-height: 1.5; }
.help-list {
  margin: 0 0 0 16px;
  display: flex; flex-direction: column; gap: 5px;
}
.help-list li { font-size: 13px; color: rgba(255,255,255,0.78); }
.help-table { display: flex; flex-direction: column; gap: 6px; }
.ht-row {
  display: flex; gap: 10px; align-items: flex-start;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.ht-row:last-child { border-bottom: none; padding-bottom: 0; }
.ht-key {
  font-weight: 800; color: var(--y);
  min-width: 80px; flex-shrink: 0;
  font-size: 12px;
}
.ht-val { color: rgba(255,255,255,0.75); line-height: 1.4; }
.help-note {
  font-size: 11px; color: var(--teal);
  background: rgba(46,196,182,0.08);
  border-radius: 8px; padding: 8px 12px;
  line-height: 1.5;
}
.help-note code { color: var(--y); font-size: 11px; }