:root{
  --bg:#F5F0E8;--bg2:#EDE6D6;--bg3:#E2D9C5;
  --card-bg:#FDFAF4;--card-back:#1C2B4A;
  --navy:#1C2B4A;--accent:#C47B3A;--accent2:#E09550;
  --green:#3A7D5A;
  --text1:#1C2B4A;--text2:#4A5568;--text3:#7A8BA0;
  --textw1:#F0EAD8;--textw2:#B8C8DC;--textw3:#7A9AB8;
  --border:rgba(28,43,74,0.12);
  --sh:0 4px 20px rgba(28,43,74,.10),0 1px 6px rgba(28,43,74,.06);
  --sh2:0 16px 48px rgba(28,43,74,.20),0 4px 14px rgba(28,43,74,.10);
  --r:16px;--r2:12px;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}

/* ══ MOBILE BASE ══ */
html,body{height:100%;overflow:hidden}
body{
  font-family:'Be Vietnam Pro','Noto Serif JP',sans-serif;
  background:var(--bg);color:var(--text1);
  overscroll-behavior:none;
}
body::before{
  content:'';position:fixed;inset:0;
  background:
    radial-gradient(ellipse at 18% 15%,rgba(196,123,58,.08) 0,transparent 52%),
    radial-gradient(ellipse at 82% 85%,rgba(28,43,74,.07) 0,transparent 52%);
  pointer-events:none;z-index:0;
}

/* ── Mobile app shell ── */
.app{
  position:relative;z-index:1;
  height:100dvh;
  display:flex;flex-direction:column;
}

/* ── Top bar ── */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px 8px;flex-shrink:0;gap:8px;
}
.topbar-left{display:flex;flex-direction:column;gap:2px}
.topbar-title{font-family:'Noto Serif JP',serif;font-size:16px;font-weight:600;color:var(--navy)}
.topbar-sub{font-size:11px;color:var(--text3)}
.topbar-right{display:flex;align-items:center;gap:6px;flex-shrink:0}
.known-pill{
  background:var(--navy);color:var(--textw1);
  padding:5px 11px;border-radius:20px;font-size:11px;font-weight:500;
}
.pdf-btn-top{
  display:none; /* hidden on mobile */
}

/* ── Selectors ── */
.selectors{padding:0 16px 6px;flex-shrink:0}
.day-tabs{display:flex;gap:5px;margin-bottom:7px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.day-tabs::-webkit-scrollbar{display:none}
.day-tab{
  flex-shrink:0;padding:5px 13px;border-radius:20px;
  border:1.5px solid var(--border);font-size:12px;font-weight:500;
  cursor:pointer;background:transparent;color:var(--text2);font-family:inherit;transition:all .18s;
}
.day-tab.active{background:var(--navy);color:var(--textw1);border-color:var(--navy)}
.group-wrap select{
  width:100%;padding:8px 36px 8px 12px;
  border-radius:var(--r2);border:1.5px solid var(--border);
  background:var(--card-bg);color:var(--text1);
  font-size:13px;font-family:inherit;cursor:pointer;outline:none;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234A5568' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;
}

/* ── Controls ── */
.controls{
  display:flex;gap:6px;padding:0 16px 6px;
  align-items:center;flex-shrink:0;overflow-x:auto;scrollbar-width:none;
}
.controls::-webkit-scrollbar{display:none}
.mode-btn{
  flex-shrink:0;padding:5px 13px;border-radius:20px;
  border:1.5px solid var(--border);font-size:12px;font-weight:500;
  cursor:pointer;background:transparent;color:var(--text2);font-family:inherit;transition:all .18s;
}
.mode-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.shuffle-btn{
  margin-left:auto;flex-shrink:0;padding:5px 12px;border-radius:20px;
  border:1.5px solid var(--border);font-size:12px;
  cursor:pointer;background:transparent;color:var(--text3);font-family:inherit;transition:all .18s;
}
.shuffle-btn:hover{color:var(--text1)}

/* ── Controls actions row (Shuffle + Quiz) ── */
.controls-actions{
  display:flex;gap:6px;padding:0 16px 6px;flex-shrink:0;
}
.controls-actions .shuffle-btn{
  flex:1;margin-left:0;text-align:center;
}
.quiz-launch-btn{
  flex:1;padding:5px 12px;border-radius:20px;
  border:1.5px solid var(--accent2);background:var(--accent2);color:#fff;
  font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;transition:all .18s;
}
.quiz-launch-btn:hover{background:var(--accent);border-color:var(--accent)}

/* ── Progress ── */
.progress-wrap{
  display:flex;align-items:center;gap:8px;
  padding:0 16px 8px;flex-shrink:0;
}
.progress-bar{flex:1;height:3px;background:var(--bg3);border-radius:3px;overflow:hidden}
.progress-fill{
  height:100%;border-radius:3px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  transition:width .4s cubic-bezier(.4,0,.2,1);
}
.progress-label{font-size:11px;color:var(--text3);font-weight:500;min-width:38px;text-align:right}

/* ── Card area (mobile) ── */
.card-area{flex:1;display:flex;flex-direction:column;padding:0 16px;min-height:0}
.card-scene{flex:1;perspective:1200px;min-height:0;position:relative}
.card{
  width:100%;height:100%;position:relative;
  transform-style:preserve-3d;
  transition:transform .5s cubic-bezier(.4,0,.2,1);
  cursor:pointer;user-select:none;
}
.card.flipped{transform:rotateY(180deg)}
.card-face{
  position:absolute;inset:0;border-radius:var(--r);
  backface-visibility:hidden;display:flex;flex-direction:column;overflow:hidden;
}

/* Front */
.card-front{
  background:var(--card-bg);border:1.5px solid var(--border);box-shadow:var(--sh);
  justify-content:center;align-items:center;text-align:center;padding:3rem 1.5rem 1.5rem;
}
.front-glow{position:absolute;top:0;right:0;width:140px;height:140px;background:radial-gradient(circle at top right,rgba(196,123,58,.09),transparent 65%);pointer-events:none}
.front-glow2{position:absolute;bottom:0;left:0;width:110px;height:110px;background:radial-gradient(circle at bottom left,rgba(28,43,74,.06),transparent 65%);pointer-events:none}
.card-tag{
  position:absolute;top:13px;left:13px;
  font-size:10px;font-weight:500;letter-spacing:.6px;text-transform:uppercase;
  color:var(--accent);background:rgba(196,123,58,.1);
  padding:3px 9px;border-radius:10px;
  max-width:calc(100% - 60px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.card-num{position:absolute;top:13px;right:13px;font-size:11px;color:var(--text3)}
.grammar-text{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(22px,7vw,42px);font-weight:600;color:var(--navy);
  line-height:1.35;margin-bottom:6px;word-break:break-all;
}
.tap-hint{font-size:11px;color:var(--text3);display:flex;align-items:center;gap:4px;margin-top:10px}
.tap-dot{width:5px;height:5px;border-radius:50%;background:var(--bg3);display:inline-block}

/* Back */
.card-back{
  background:var(--card-back);box-shadow:var(--sh2);
  transform:rotateY(180deg);padding:1.25rem;
  justify-content:flex-start;overflow-y:auto;
}
.back-glow{position:absolute;top:-50px;right:-50px;width:200px;height:200px;border-radius:50%;background:rgba(196,123,58,.06);pointer-events:none}
.sec-label{font-size:9px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;color:var(--textw3);margin-bottom:4px}
.meaning-text{font-size:clamp(14px,4vw,17px);font-weight:500;color:var(--textw1);margin-bottom:10px;line-height:1.5}
.formula-box{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  border-radius:8px;padding:6px 10px;font-size:11px;color:var(--textw2);
  margin-bottom:10px;font-family:monospace;
}
.divider{height:1px;background:rgba(255,255,255,.08);margin-bottom:10px}
.example-jp{font-family:'Noto Serif JP',serif;font-size:clamp(12px,3.5vw,15px);color:var(--textw1);line-height:1.8;margin-bottom:5px}
.example-vn{font-size:clamp(11px,3vw,13px);color:var(--textw3);line-height:1.6;font-style:italic}

/* ── Swipe hints ── */
.swipe-hints{
  display:flex;justify-content:space-between;
  padding:3px 18px 0;font-size:10px;color:var(--text3);flex-shrink:0;
}

/* ── Bottom nav (mobile) ── */
.bottom-nav{
  flex-shrink:0;
  padding:9px 16px calc(9px + var(--safe-b));
  display:flex;align-items:center;gap:7px;
  border-top:1px solid var(--border);
  background:rgba(245,240,232,.96);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.nav-btn{
  flex:1;padding:10px 6px;border-radius:var(--r2);
  border:1.5px solid var(--border);background:var(--card-bg);color:var(--text1);
  font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;
  box-shadow:0 2px 6px rgba(28,43,74,.06);transition:all .14s;
  display:flex;align-items:center;justify-content:center;
}
.nav-btn:active{transform:scale(.96);background:var(--bg2)}
.nav-btn:disabled{opacity:.3;cursor:default;transform:none}
.nav-counter{font-size:12px;color:var(--text3);font-weight:500;min-width:44px;text-align:center;flex-shrink:0}
.known-btn{
  flex:1;padding:10px 6px;border-radius:var(--r2);
  border:1.5px solid rgba(58,125,90,.35);background:transparent;color:var(--green);
  font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;transition:all .14s;
  display:flex;align-items:center;justify-content:center;gap:4px;
}
.known-btn:active{transform:scale(.96)}
.known-btn.marked{background:var(--green);color:#fff;border-color:var(--green)}

/* ══ DESKTOP ══ */
@media(min-width:900px){
  html,body{height:auto;overflow:auto}
  body{padding-bottom:3rem}

  .app{
    height:auto;min-height:unset;
    max-width:1280px;margin:0 auto;
    display:grid;
    grid-template-columns:340px 1fr;
    grid-template-rows:auto;
    grid-template-areas:
      "sidebar flashcard";
    gap:0 32px;
    padding:2.5rem 3rem;
    align-items:start;
  }

  /* ── Sidebar (left column) ── */
  .sidebar{
    grid-area:sidebar;
    display:flex;flex-direction:column;gap:16px;
    position:sticky;top:2rem;
  }
  .topbar{
    display:block;padding:0;
    grid-area:unset;
  }
  .topbar-left{margin-bottom:16px}
  .topbar-title{font-size:22px;margin-bottom:4px}
  .topbar-sub{font-size:13px}
  .topbar-right{margin-top:12px;flex-wrap:wrap;gap:8px}
  .known-pill{font-size:13px;padding:7px 16px}
  .pdf-btn-top{
    display:flex;align-items:center;gap:6px;
    padding:7px 16px;border-radius:20px;
    border:1.5px solid var(--accent);
    background:transparent;color:var(--accent);
    font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;
    transition:all .18s;white-space:nowrap;
  }
  .pdf-btn-top:hover{background:var(--accent);color:#fff}

  .selectors{padding:0;flex-shrink:unset}
  .day-tabs{flex-wrap:wrap;overflow:visible}
  .day-tab{font-size:13px;padding:7px 16px}
  .group-wrap select{font-size:14px;padding:10px 36px 10px 14px}

  .controls{padding:0;overflow:visible;flex-wrap:wrap}
  .mode-btn{font-size:13px;padding:7px 16px}
  .shuffle-btn{font-size:13px;padding:7px 14px;margin-left:0}

  .controls-actions{padding:0;flex-wrap:wrap}
  .controls-actions .shuffle-btn,.quiz-launch-btn{flex:none;font-size:13px;padding:7px 14px}

  .progress-wrap{padding:0}
  .progress-bar{height:5px}
  .progress-label{font-size:13px}

  /* ── Flashcard panel (right column) ── */
  .flashcard-panel{
    grid-area:flashcard;
    display:flex;flex-direction:column;gap:16px;
  }
  .card-area{
    padding:0;min-height:unset;flex:unset;
  }
  .card-scene{
    height:360px;flex:unset;
  }
  .grammar-text{font-size:44px}
  .meaning-text{font-size:18px}
  .example-jp{font-size:16px}
  .example-vn{font-size:14px}
  .formula-box{font-size:13px}
  .card-back{padding:1.75rem}

  .swipe-hints{display:none}
  .bottom-nav{
    padding:0;border-top:none;background:transparent;
    backdrop-filter:none;-webkit-backdrop-filter:none;
  }
  .nav-btn{font-size:14px;padding:12px 20px;flex:none;min-width:100px}
  .nav-counter{font-size:14px}
  .known-btn{font-size:14px;padding:12px 20px;flex:none;min-width:110px}

  /* Desktop keyboard hint */
  .kbd-row{
    display:flex;gap:12px;flex-wrap:wrap;
    font-size:12px;color:var(--text3);
  }
  .kbd-row kbd{
    background:var(--bg2);border:1px solid var(--bg3);
    border-radius:5px;padding:2px 7px;font-size:11px;font-weight:600;color:var(--text2);
    font-family:inherit;
  }
}

/* ── Desktop wrapper divs (hidden on mobile) ── */
.sidebar,.flashcard-panel{display:contents}
@media(min-width:900px){
  .sidebar,.flashcard-panel{display:flex;flex-direction:column;gap:16px}
}

/* ── PDF overlay ── */
.pdf-overlay{
  display:none;position:fixed;inset:0;z-index:999;
  background:rgba(28,43,74,.55);
  backdrop-filter:blur(6px);
  align-items:center;justify-content:center;
}
.pdf-overlay.show{display:flex}
.pdf-modal{
  background:var(--card-bg);border-radius:20px;padding:2rem;
  max-width:480px;width:calc(100% - 2rem);
  box-shadow:0 24px 80px rgba(28,43,74,.25);
  text-align:center;
}
.pdf-modal h2{font-family:'Noto Serif JP',serif;font-size:18px;color:var(--navy);margin-bottom:8px}
.pdf-modal p{font-size:13px;color:var(--text2);line-height:1.6;margin-bottom:1.5rem}
.pdf-opts{display:flex;flex-direction:column;gap:10px;margin-bottom:1.5rem}
.pdf-opt{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:12px;border:1.5px solid var(--border);
  cursor:pointer;text-align:left;background:transparent;font-family:inherit;
  transition:border-color .18s;
}
.pdf-opt:hover,.pdf-opt.sel{border-color:var(--accent)}
.pdf-opt.sel{background:rgba(196,123,58,.06)}
.pdf-opt-icon{font-size:22px;flex-shrink:0}
.pdf-opt-text strong{display:block;font-size:13px;font-weight:600;color:var(--text1);margin-bottom:2px}
.pdf-opt-text span{font-size:12px;color:var(--text3)}
.pdf-actions{display:flex;gap:10px}
.pdf-cancel{
  flex:1;padding:11px;border-radius:var(--r2);
  border:1.5px solid var(--border);background:transparent;
  color:var(--text2);font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;
}
.pdf-go{
  flex:2;padding:11px;border-radius:var(--r2);
  border:none;background:var(--navy);color:var(--textw1);
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:background .18s;
}
.pdf-go:hover{background:var(--accent)}
.pdf-go:disabled{opacity:.5;cursor:wait}
.pdf-progress-bar{height:3px;background:var(--bg3);border-radius:3px;overflow:hidden;margin-top:14px;display:none}
.pdf-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:3px;transition:width .3s}

/* Mobile PDF button in bottom nav */
.pdf-btn-mobile{
  flex-shrink:0;
  padding:10px 12px;border-radius:var(--r2);
  border:1.5px solid var(--accent);
  background:transparent;color:var(--accent);
  font-size:11px;font-weight:500;cursor:pointer;font-family:inherit;
}
@media(min-width:900px){.pdf-btn-mobile{display:none}}

/* ══ QUIZ STYLES ══ */
.quiz-overlay{
  display:none;position:fixed;inset:0;z-index:999;
  background:rgba(28,43,74,.55);backdrop-filter:blur(6px);
  align-items:center;justify-content:center;
}
.quiz-overlay.show{display:flex}
.quiz-modal{
  background:var(--card-bg);border-radius:20px;padding:2rem;
  max-width:480px;width:calc(100% - 2rem);
  box-shadow:0 24px 80px rgba(28,43,74,.25);
}
.quiz-modal h2{font-family:'Noto Serif JP',serif;font-size:18px;color:var(--navy);margin-bottom:12px}
.quiz-modal p{font-size:13px;color:var(--text2);line-height:1.6;margin-bottom:1.5rem}
.quiz-input-group{margin-bottom:1rem}
.quiz-input-group label{display:block;font-size:13px;font-weight:600;color:var(--navy);margin-bottom:6px}
.quiz-input-group select,.quiz-input-group input{
  width:100%;padding:10px 12px;border-radius:var(--r2);border:1.5px solid var(--border);
  background:var(--card-bg);color:var(--text1);font-size:13px;font-family:inherit;
}
.quiz-input-group input{font-size:16px}
.quiz-input-group input:focus,.quiz-input-group select:focus{outline:none;border-color:var(--accent)}
.quiz-actions{display:flex;gap:10px}
.quiz-cancel{
  flex:1;padding:11px;border-radius:var(--r2);
  border:1.5px solid var(--border);background:transparent;
  color:var(--text2);font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;
}
.quiz-go{
  flex:2;padding:11px;border-radius:var(--r2);
  border:none;background:var(--navy);color:var(--textw1);
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:background .18s;
}
.quiz-go:hover{background:var(--accent)}
.quiz-go:disabled{opacity:.5;cursor:wait}

/* Quiz screen */
.quiz-screen{
  display:none;position:fixed;inset:0;z-index:998;
  background:linear-gradient(135deg, var(--bg) 0%, var(--bg2) 100%);
  overflow-y:auto;padding:20px;
  flex-direction:column;align-items:center;justify-content:flex-start;
}
.quiz-screen.show{display:flex}
.quiz-container{
  max-width:600px;width:100%;background:var(--card-bg);border-radius:16px;
  padding:24px;margin-top:20px;box-shadow:var(--sh2);
}
.quiz-header{
  display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;
  padding-bottom:12px;border-bottom:2px solid var(--bg3);
}
.quiz-header-left{font-size:11px;color:var(--text3);font-weight:600}
.quiz-header-right{
  display:flex;gap:8px;
}
.quiz-close-btn{
  background:transparent;border:none;color:var(--text3);font-size:20px;
  cursor:pointer;width:28px;height:28px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;transition:all .2s;
}
.quiz-close-btn:hover{background:var(--bg2);color:var(--text1)}

.quiz-question{
  margin-bottom:20px;
  text-align:center;
}
.quiz-q-label{font-size:11px;color:var(--text3);font-weight:600;text-transform:uppercase;letter-spacing:.4px;margin-bottom:8px}
.quiz-meaning{
  font-family:'Be Vietnam Pro','Noto Serif JP',serif;
  font-size:16px;color:var(--navy);font-weight:600;line-height:1.5;
  background:var(--bg2);padding:16px 12px;border-radius:12px;
}

.quiz-options{
  display:flex;flex-direction:column;gap:10px;margin-bottom:20px;
}
.quiz-option{
  text-align:left;padding:12px 14px;border-radius:10px;
  border:2px solid var(--border);background:transparent;
  font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;
  color:var(--text1);transition:all .2s;
  font-family:'Noto Serif JP',serif;
}
.quiz-option:hover{border-color:var(--accent);background:rgba(196,123,58,.05)}
.quiz-option.selected{border-color:var(--accent);background:rgba(196,123,58,.1)}
.quiz-option.correct{border-color:#3A7D5A;background:rgba(58,125,90,.08);color:#3A7D5A}
.quiz-option.wrong{border-color:#D64545;background:rgba(214,69,69,.08);color:#D64545}

.quiz-btn{
  width:100%;padding:12px;border-radius:10px;border:none;
  background:var(--navy);color:var(--textw1);
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:background .2s;
}
.quiz-btn:hover:not(:disabled){background:var(--accent)}
.quiz-btn:disabled{opacity:.4;cursor:wait}

/* Quiz result */
.quiz-result{
  display:none;position:fixed;inset:0;z-index:998;
  background:linear-gradient(135deg, var(--bg) 0%, var(--bg2) 100%);
  align-items:center;justify-content:center;overflow-y:auto;padding:20px;
}
.quiz-result.show{display:flex}
.quiz-result-card{
  background:var(--card-bg);border-radius:20px;padding:2.5rem;
  max-width:500px;width:100%;box-shadow:var(--sh2);text-align:center;
}
.quiz-result-score{
  font-family:'Noto Serif JP',serif;font-size:48px;font-weight:600;
  color:var(--accent);margin-bottom:8px;
}
.quiz-result-text{font-size:18px;color:var(--navy);font-weight:600;margin-bottom:4px}
.quiz-result-sub{font-size:13px;color:var(--text3);margin-bottom:24px}
.quiz-result-items{
  text-align:left;background:var(--bg2);border-radius:12px;padding:16px;
  margin-bottom:20px;max-height:200px;overflow-y:auto;
}
.quiz-result-item{
  display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:12px;
}
.quiz-result-item:last-child{margin-bottom:0}
.quiz-result-icon{font-size:16px;min-width:20px}
.quiz-result-actions{display:flex;gap:10px}
.quiz-result-btn{
  flex:1;padding:12px;border-radius:10px;border:none;
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:all .2s;
}
.quiz-again{background:var(--accent);color:#fff}
.quiz-again:hover{background:var(--navy)}
.quiz-back{background:transparent;border:2px solid var(--border);color:var(--text1)}
.quiz-back:hover{border-color:var(--accent);color:var(--accent)}

/* ══ FOCUS MODE (mobile only) ══ */

/* Toggle button in topbar */
.focus-btn{
  flex-shrink:0;
  padding:5px 10px;border-radius:20px;
  border:1.5px solid var(--border);
  background:transparent;color:var(--text3);
  font-size:15px;line-height:1;
  cursor:pointer;font-family:inherit;
  transition:all .18s;
}
.focus-btn.active{background:var(--navy);color:var(--textw1);border-color:var(--navy)}
@media(min-width:900px){.focus-btn{display:none}}

/* Restore bar shown at top of card area when in focus mode */
.focus-bar{
  display:none;
  flex-shrink:0;
  padding:5px 16px 0;
  cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.focus-bar-inner{
  display:flex;align-items:center;justify-content:center;gap:6px;
  font-size:11px;color:var(--text3);
  background:var(--bg2);border:1px solid var(--border);
  padding:6px 16px;border-radius:20px;
  transition:background .15s;
}
.focus-bar-inner:active{background:var(--bg3)}

/* Apply focus mode on mobile only */
@media(max-width:899px){
  .app.focus-mode .topbar,
  .app.focus-mode .selectors,
  .app.focus-mode .controls,
  .app.focus-mode .controls-actions,
  .app.focus-mode .progress-wrap,
  .app.focus-mode .swipe-hints{
    display:none;
  }
  .app.focus-mode .focus-bar{display:block}
}