@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');

:root {
  --bg:#0C0C0C;--bg-raised:#161616;--bg-card:#1A1A1A;--bg-hover:#222;
  --border:rgba(255,255,255,.06);--border-hover:rgba(255,255,255,.12);
  --text-primary:#F0EDE6;--text-secondary:#8A8780;--text-muted:#5A5855;
  --accent:#C4724A;--accent-light:#E8A87C;--accent-glow:rgba(196,114,74,.15);
  --olive:#7D826E;--olive-soft:rgba(125,130,110,.12);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --ease-out:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px}
body{
  font-family:var(--sans);
  background:var(--bg) url('/assets/mindcraft-bg.jpg') no-repeat center center fixed;
  background-size: cover;
  color:var(--text-primary);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden
  
}
button{font-family:var(--sans);cursor:pointer;border:none;background:none;color:inherit}
a{color:inherit;text-decoration:none}

.grain-overlay{position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat}

.app-shell{max-width:1100px;margin:0 auto;padding:0 2rem;min-height:100vh;display:flex;flex-direction:column}

/* Header & Nav removed in new design */

/* Screens */
.screen{flex:1;display:none;opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out)}
.screen.is-active{display:flex;opacity:1;transform:translateY(0)}

/* ══ HOME ══ */
.home-layout{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 0;text-align:center;width:100%}
.hero-title{font-family:var(--serif);font-weight:400;font-size:clamp(3.5rem,8vw,4.5rem);line-height:1;letter-spacing:-.02em;margin-bottom:0.5rem;animation:fadeInDown 0.8s var(--ease-out)}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}

.creator-badge { display:flex; align-items:center; justify-content:center; gap:0.6rem; margin-top:2.5rem; animation:fadeIn 1s var(--ease-out) 0.3s both; }
.creator-label { font-size:0.95rem; font-weight:600; color:var(--text-secondary); }
.creator-pill { display:flex; align-items:center; gap:0.4rem; padding:0.35rem 0.75rem; background:var(--bg-raised); border:1px solid var(--border); border-radius:100px; font-size:0.85rem; font-weight:600; color:var(--text-primary); transition:all 0.3s var(--ease-out); }
.creator-pill:hover { background:var(--bg-hover); border-color:var(--border-hover); color:#fff; }
.insta-icon { color:var(--text-muted); transition:color 0.3s; }
.creator-pill:hover .insta-icon { color:#fff; }

.home-controls{width:100%;max-width:520px}

/* ── SEGMENTED CONTROL ── */
.segment-control { display:flex; background:var(--bg-card); border:1px solid var(--border); border-radius:100px; padding:0.25rem; margin-bottom:1.5rem; position:relative; overflow:hidden; }
.seg-btn { flex:1; display:flex; align-items:center; justify-content:center; gap:0.4rem; padding:0.4rem 0.8rem; border-radius:100px; font-size:0.85rem; font-weight:600; color:var(--text-secondary); transition:all 0.3s var(--ease-out); z-index:1; }
.seg-btn:hover { color:var(--text-primary); }
.seg-btn.active { background:var(--accent); color:#fff; box-shadow:0 4px 12px rgba(196,114,74,0.3); }

/* ── SELECT DROPDOWN ── */
.select-wrapper{position:relative;margin-bottom:2rem}
.select-btn{display:flex;align-items:center;gap:.75rem;width:100%;padding:1.1rem 1.25rem;background:var(--bg-raised);border:1px solid var(--border);border-radius:14px;font-size:1rem;font-weight:500;color:var(--text-primary);transition:all .25s var(--ease-out)}
.select-btn:hover{border-color:var(--border-hover)}
.sel-icon{font-size:1.3rem;flex-shrink:0}
.sel-name{font-weight:600;white-space:nowrap}
.sel-desc{flex:1;text-align:left;font-size:.85rem;color:var(--text-muted);font-weight:400}
.sel-arrow{font-size:.8rem;color:var(--text-muted);transition:transform .3s var(--ease-out);margin-left:auto}
.select-btn.open .sel-arrow{transform:rotate(180deg)}

.select-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--bg-card);border:1px solid var(--border-hover);border-radius:14px;max-height:280px;overflow-y:auto;z-index:100;padding:.5rem;box-shadow:0 20px 60px rgba(0,0,0,.5);animation:dropIn .25s var(--ease-out)}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.select-dropdown::-webkit-scrollbar{width:6px}
.select-dropdown::-webkit-scrollbar-track{background:transparent}
.select-dropdown::-webkit-scrollbar-thumb{background:var(--bg-hover);border-radius:6px}

.sel-option{display:flex;align-items:center;gap:.75rem;width:100%;padding:.85rem 1rem;font-size:.95rem;font-weight:500;color:var(--text-secondary);border-radius:10px;transition:all .2s;text-align:left}
.sel-option:hover{background:var(--bg-hover);color:var(--text-primary)}
.sel-option.active{background:var(--accent-glow);color:var(--accent-light)}

/* ── SPIN BUTTON ── */
.spin-btn{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;width:100%;max-width:520px;padding:1.15rem 2rem;background:linear-gradient(135deg,var(--accent),#D4885A);color:#fff;font-weight:700;font-size:1.1rem;letter-spacing:.08em;border-radius:16px;transition:all .3s var(--ease-out);position:relative;overflow:hidden}
.spin-btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,255,255,.08));opacity:0;transition:opacity .3s}
.spin-btn:hover{transform:translateY(-2px);box-shadow:0 10px 40px rgba(196,114,74,.3)}
.spin-btn:hover::before{opacity:1}
.spin-btn:active{transform:scale(.98)}
.spin-btn-icon{font-size:1.3rem;transition:transform .5s var(--ease-out)}
.spin-btn:hover .spin-btn-icon{transform:rotate(180deg)}
.spin-btn.spinning .spin-btn-icon{animation:spinIcon .4s linear infinite}
@keyframes spinIcon{to{transform:rotate(360deg)}}

/* ══ SPIN SCREEN ══ */
.spin-layout{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 0;text-align:center;width:100%}
.spin-mode-label{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:1.5rem}
.spin-text{font-family:var(--serif);font-size:clamp(1.8rem,4.5vw,3rem);line-height:1.15;max-width:700px;min-height:120px;display:flex;align-items:center;justify-content:center;transition:opacity .15s}
.spin-text.blur{filter:blur(3px);opacity:.5}
.spin-text.final{color:var(--accent-light)}
.spin-underline{width:60px;height:2px;background:var(--accent);margin:1.5rem auto 0;opacity:0;transition:all .6s var(--ease-out)}
.spin-underline.show{opacity:1;width:120px}

/* ══ TOPIC CARD ══ */
.topic-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--bg-raised);border:1px solid var(--border);border-radius:100px;font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:2.5rem}
.badge-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;animation:blink 1.5s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

.topic-card-wrapper{perspective:1200px;margin-bottom:2rem}
.topic-card{max-width:680px;width:100%;padding:2.5rem 3rem;background:var(--bg-card);border:1px solid var(--border);border-radius:20px;text-align:left;position:relative;overflow:hidden;animation:cardEnter .8s var(--ease-out) forwards}
.topic-card::after{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-light));border-radius:20px 20px 0 0}
@keyframes cardEnter{from{opacity:0;transform:rotateX(8deg) translateY(30px) scale(.96)}to{opacity:1;transform:rotateX(0) translateY(0) scale(1)}}

.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}
.card-session,.card-cat{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase}
.card-session{color:var(--text-muted)}
.card-cat{color:var(--accent)}
.card-title{font-family:var(--serif);font-size:clamp(1.8rem,4vw,2.6rem);font-weight:400;line-height:1.15;margin-bottom:1rem}
.card-hint{font-size:.95rem;color:var(--text-secondary);font-style:italic;margin-bottom:2rem;line-height:1.5}
.card-footer{display:flex;justify-content:space-between;align-items:center}
.difficulty-bar{display:flex;align-items:center;gap:.75rem}
.diff-label{font-size:.68rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted)}
.diff-track{width:100px;height:4px;background:var(--bg-hover);border-radius:4px;overflow:hidden}
.diff-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-light));border-radius:4px;transition:width .6s var(--ease-out)}
.card-type{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--olive);padding:.3rem .75rem;background:var(--olive-soft);border-radius:6px}
.topic-instruction{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--text-secondary);max-width:500px;margin-bottom:2rem}

.cta-begin{display:inline-flex;align-items:center;gap:.75rem;padding:1rem 2rem;background:var(--accent);color:#fff;font-weight:600;font-size:.95rem;border-radius:14px;transition:all .3s var(--ease-out)}
.cta-begin:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 30px rgba(196,114,74,.25)}
.cta-arrow{font-size:1.2rem;transition:transform .3s var(--ease-out)}
.cta-begin:hover .cta-arrow{transform:translateX(4px)}
.cta-secondary{background:var(--bg-raised);border:1px solid var(--border);color:var(--text-primary)}
.cta-secondary:hover{background:var(--bg-hover);border-color:var(--border-hover);box-shadow:0 8px 30px rgba(0,0,0,.3)}

/* ══ SETTINGS MODAL ══ */
.home-actions-row { display:flex; gap:1rem; align-items:center; width:100%; max-width:520px; }
.settings-btn { display:flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:16px; background:var(--bg-raised); border:1px solid var(--border); color:var(--text-secondary); transition:all 0.3s var(--ease-out); flex-shrink:0; }
.settings-btn:hover { background:var(--bg-hover); color:var(--text-primary); border-color:var(--border-hover); }

.settings-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.8); backdrop-filter:blur(4px); z-index:1000; opacity:1; transition:opacity 0.3s; }
.settings-modal { position:fixed; top:50%; left:50%; transform:translate(-50%, -50%) scale(1); width:calc(100% - 2rem); max-width:440px; background:var(--bg-card); border:1px solid var(--border-hover); border-radius:24px; padding:2rem; z-index:1001; box-shadow:0 30px 80px rgba(0,0,0,0.6); transition:all 0.3s var(--ease-out); }
.settings-overlay.hidden, .settings-modal.hidden { opacity:0; pointer-events:none; }
.settings-modal.hidden { transform:translate(-50%, -45%) scale(0.96); }

.settings-modal-header { margin-bottom:2rem; }
.settings-title { font-family:var(--serif); font-size:2rem; margin-bottom:0.25rem; }
.settings-subtitle { font-size:0.9rem; color:var(--text-secondary); }

.settings-group { margin-bottom:2rem; }
.settings-label-row { display:flex; justify-content:space-between; align-items:flex-end; margin-bottom:0.75rem; }
.settings-label { font-size:0.75rem; font-weight:600; letter-spacing:0.1em; text-transform:uppercase; color:var(--accent); }
.settings-val { font-size:1.1rem; font-weight:500; color:var(--text-primary); }

.settings-range { -webkit-appearance:none; width:100%; height:6px; background:var(--bg-hover); border-radius:3px; outline:none; }
.settings-range::-webkit-slider-thumb { -webkit-appearance:none; width:20px; height:20px; border-radius:50%; background:var(--accent-light); cursor:pointer; box-shadow:0 0 10px rgba(232,168,124,0.4); transition:transform 0.1s; }
.settings-range::-webkit-slider-thumb:active { transform:scale(1.2); }
.settings-range-labels { display:flex; justify-content:space-between; margin-top:0.5rem; font-size:0.7rem; color:var(--text-muted); }
.settings-modal-footer { display:flex; justify-content:flex-end; margin-top:2.5rem; }
.settings-modal-footer .cta-begin { width:100%; justify-content:center; }

/* ══ RESEARCH ══ */
.research-layout { flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:3rem 0; text-align:center; width:100%; }
.research-topic { font-family:var(--serif); font-size:clamp(1.6rem, 3.5vw, 2.2rem); max-width:600px; margin-bottom:3rem; line-height:1.2; }
.timer-ring-wrapper{position:relative;width:220px;height:220px;margin-bottom:2.5rem}
.timer-ring{width:100%;height:100%;transform:rotate(-90deg)}
.ring-bg{fill:none;stroke:var(--bg-hover);stroke-width:4}
.ring-progress{fill:none;stroke:var(--accent);stroke-width:4;stroke-linecap:round;stroke-dasharray:565.48;stroke-dashoffset:0;transition:stroke-dashoffset 1s linear}
.timer-inner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.timer-digits{font-size:2.8rem;font-weight:300;letter-spacing:.04em;font-variant-numeric:tabular-nums}
.timer-sub{font-size:.68rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-top:.25rem}

/* ══ RECORD ══ */
.record-layout { flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:3rem 0; text-align:center; width:100%; }
.record-topic { font-family:var(--serif); font-size:clamp(1.4rem, 3vw, 2rem); max-width:600px; margin-bottom:2.5rem; line-height:1.25; }
.record-timer-bar { width:100%; max-width:500px; height:3px; background:var(--bg-hover); border-radius:3px; overflow:hidden; margin-bottom:0.75rem; }
.record-timer-fill { height:100%; background:linear-gradient(90deg, var(--accent), var(--accent-light)); width:100%; border-radius:3px; transition:width 1s linear; }
.record-digits { font-size:1.6rem; font-weight:300; letter-spacing:0.04em; font-variant-numeric:tabular-nums; color:var(--text-secondary); margin-bottom:2.5rem; }
.rec-indicator { display:flex; align-items:center; gap:0.6rem; margin-bottom:2.5rem; background:rgba(231,76,60,0.08); padding:0.6rem 1.25rem; border-radius:100px; border:1px solid rgba(231,76,60,0.2); }
.rec-dot { width:10px; height:10px; background:#e74c3c; border-radius:50%; animation:blink 1.5s infinite; }
.rec-text { font-size:0.85rem; font-weight:700; letter-spacing:0.15em; color:#e74c3c; }

/* ══ PLAYBACK ══ */
.playback-layout { flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:3rem 0; text-align:center; width:100%; }
.playback-topic { font-family:var(--serif); font-size:clamp(1.8rem, 3.5vw, 2.4rem); max-width:600px; margin-bottom:3rem; line-height:1.2; }
.audio-player-wrapper { width:100%; max-width:500px; background:var(--bg-raised); border:1px solid var(--border); border-radius:16px; padding:1.5rem; margin-bottom:2.5rem; box-shadow:0 10px 30px rgba(0,0,0,0.3); }
.audio-player { width:100%; outline:none; }
.playback-actions { display:flex; gap:1rem; flex-wrap:wrap; justify-content:center; }

.hidden{display:none!important}

@media(max-width:768px){
  .app-shell{padding:0 1.25rem}
  .hero-title{font-size:2.4rem}
  .topic-card{padding:2rem}
  .card-title{font-size:1.6rem}
  .header-nav{gap:0.15rem}
  .nav-pill{padding:0.4rem 0.7rem;font-size:0.78rem}
  .spin-btn{max-width:100%}
  .home-actions-row{max-width:100%}
}
@media(max-width:480px){
  .hero-title{font-size:2rem}
}