/* ═══════════════════════════════════════════════════════
   STUDYMATH v6 — Ergonomic Orange SaaS
   ═══════════════════════════════════════════════════════ */
:root {
  --bg:#09090b; --s1:#111113; --s2:#18181b; --s3:#1f1f23;
  --bd:#27272a; --bd2:#3f3f46;
  --or:#f97316; --or2:#fb923c; --or3:#fed7aa;
  --or-dim:rgba(249,115,22,.1); --or-glow:rgba(249,115,22,.3);
  --gold:#fbbf24; --gr:#22c55e; --rd:#ef4444; --bl:#60a5fa; --pu:#a78bfa;
  --t1:#fafafa; --t2:#a1a1aa; --t3:#52525b;
  --fd:'Syne',sans-serif; --fb:'Plus Jakarta Sans',sans-serif;
  --r:14px; --r2:10px; --r3:20px;
  --sh:0 4px 24px rgba(0,0,0,.5);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{font-family:var(--fb);background:var(--bg);color:var(--t1);min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}

/* ── Brand ─────────────────────────────────────── */
.brand-icon{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--or),var(--gold));display:flex;align-items:center;justify-content:center;font-family:var(--fd);font-size:.95rem;font-weight:800;color:#fff;box-shadow:0 0 16px var(--or-glow);flex-shrink:0}
.brand-icon.sm{width:28px;height:28px;font-size:.82rem}
.brand-name{font-family:var(--fd);font-size:1rem;font-weight:800;letter-spacing:0}

/* ── LANDING NAV ────────────────────────────────── */
.land-nav{position:sticky;top:0;z-index:200;display:flex;align-items:center;justify-content:space-between;padding:0 32px;height:60px;background:rgba(9,9,11,.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--bd)}
.land-nav-left{display:flex;align-items:center;gap:10px}
.land-nav-right{display:flex;align-items:center;gap:12px}
.land-link{background:none;border:none;color:var(--t2);font-family:var(--fb);font-size:.88rem;font-weight:600;cursor:pointer;padding:6px 10px;transition:color .15s}
.land-link:hover{color:var(--t1)}
.land-cta{background:linear-gradient(135deg,var(--or),var(--or2));border:none;color:#fff;font-family:var(--fb);font-size:.85rem;font-weight:700;padding:9px 18px;border-radius:10px;cursor:pointer;box-shadow:0 0 18px var(--or-glow);transition:all .2s}
.land-cta:hover{box-shadow:0 0 28px rgba(249,115,22,.5);transform:translateY(-1px)}

/* ── HERO ───────────────────────────────────────── */
.hero{max-width:760px;margin:0 auto;padding:90px 32px 72px;text-align:center;background-image:radial-gradient(ellipse 60% 45% at 50% -5%,rgba(249,115,22,.18),transparent)}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:var(--or-dim);border:1px solid rgba(249,115,22,.25);color:var(--or3);font-size:.72rem;font-weight:700;padding:5px 14px;border-radius:99px;margin-bottom:26px;letter-spacing:.04em;text-transform:uppercase}
.hero-title{font-family:var(--fd);font-size:3.2rem;font-weight:800;line-height:1.08;letter-spacing:0;color:var(--t1);margin-bottom:20px}
.hero-accent{background:linear-gradient(135deg,var(--or),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:1rem;color:var(--t2);line-height:1.7;max-width:560px;margin:0 auto 34px}
.hero-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.btn-hero-p{background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;border:none;font-family:var(--fb);font-size:.95rem;font-weight:700;padding:14px 28px;border-radius:13px;cursor:pointer;box-shadow:0 4px 24px var(--or-glow);transition:all .2s}
.btn-hero-p:hover{transform:translateY(-2px);box-shadow:0 8px 36px rgba(249,115,22,.5)}
.btn-hero-p:active{transform:scale(.97)}
.btn-hero-s{background:rgba(255,255,255,.05);color:var(--t1);border:1px solid var(--bd2);font-family:var(--fb);font-size:.95rem;font-weight:600;padding:14px 24px;border-radius:13px;cursor:pointer;transition:all .2s}
.btn-hero-s:hover{background:rgba(255,255,255,.08);border-color:var(--or);color:var(--or2)}
.hero-stats{display:inline-flex;align-items:center;gap:28px;background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:16px 32px}
.hstat{text-align:center}
.hstat-n{display:block;font-family:var(--fd);font-size:1.3rem;font-weight:800;color:var(--or2)}
.hstat-l{display:block;font-size:.68rem;color:var(--t2);margin-top:2px;letter-spacing:.04em;text-transform:uppercase}
.hstat-div{width:1px;height:36px;background:var(--bd)}

/* ── LANDING FEATURES ─────────────────────────── */
.land-feats{max-width:1100px;margin:0 auto;padding:0 32px 88px}
.land-sect-lbl{font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--or2);margin-bottom:12px}
.land-sect-title{font-family:var(--fd);font-size:2.2rem;font-weight:800;letter-spacing:0;line-height:1.15;color:var(--t1);margin-bottom:40px}
.feat-grid6{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
.lfc{background:var(--s1);border:1px solid var(--bd);border-radius:20px;padding:24px 22px;transition:border-color .2s,transform .2s,box-shadow .2s}
.lfc:hover{border-color:var(--bd2);transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.lfc.lfc-hot{background:linear-gradient(145deg,#1c0e00,#240f00);border-color:rgba(249,115,22,.2)}
.lfc.lfc-hot:hover{border-color:rgba(249,115,22,.4);box-shadow:0 12px 40px rgba(249,115,22,.1)}
.lfc-icon{font-size:1.6rem;margin-bottom:14px}
.lfc h3{font-family:var(--fd);font-size:1rem;font-weight:700;color:var(--t1);margin-bottom:8px}
.lfc p{font-size:.83rem;color:var(--t2);line-height:1.65;margin-bottom:14px}
.lfc-tags{display:flex;gap:7px;flex-wrap:wrap}
.lfc-tags span{font-size:.67rem;font-weight:700;padding:3px 9px;border-radius:99px;background:var(--or-dim);border:1px solid rgba(249,115,22,.18);color:var(--or3)}

/* ── CTA BAND ─────────────────────────────────── */
.cta-band{background:linear-gradient(135deg,#1c0a00,#280e00,#1c0500);border-top:1px solid rgba(249,115,22,.15);border-bottom:1px solid rgba(249,115,22,.15);text-align:center;padding:72px 32px;position:relative;overflow:hidden}
.cta-band::before{content:'';position:absolute;top:-100px;left:50%;transform:translateX(-50%);width:500px;height:400px;background:radial-gradient(circle,rgba(249,115,22,.16),transparent 65%);pointer-events:none}
.cta-band h2{font-family:var(--fd);font-size:2.2rem;font-weight:800;letter-spacing:0;color:var(--t1);margin-bottom:12px;position:relative;z-index:1}
.cta-band p{color:var(--t2);font-size:.95rem;margin-bottom:28px;position:relative;z-index:1}
.cta-band .btn-hero-p{position:relative;z-index:1}
.land-footer{text-align:center;padding:40px 32px;border-top:1px solid var(--bd)}
.land-footer-brand{display:flex;align-items:center;justify-content:center;gap:9px;margin-bottom:10px}
.land-footer p{font-size:.82rem;color:var(--t2);margin-bottom:6px}
.land-footer small{font-size:.72rem;color:var(--t3)}

/* ── AUTH MODAL ───────────────────────────────── */
#auth-modal{position:fixed;inset:0;z-index:500;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-bg{position:absolute;inset:0;background:rgba(0,0,0,.78);backdrop-filter:blur(8px)}
.modal-box{position:relative;z-index:1;background:var(--s1);border:1px solid var(--bd);border-radius:24px;padding:40px 36px;max-width:400px;width:100%;text-align:center;box-shadow:0 32px 80px rgba(0,0,0,.7);animation:fadeUp .2s ease}
.modal-close{position:absolute;top:14px;right:14px;background:var(--s2);border:none;color:var(--t2);width:30px;height:30px;border-radius:99px;cursor:pointer;font-size:.8rem;transition:all .15s}
.modal-close:hover{background:var(--s3);color:var(--t1)}
.modal-logo{width:56px;height:56px;border-radius:16px;margin:0 auto 16px;background:linear-gradient(135deg,var(--or),var(--gold));display:flex;align-items:center;justify-content:center;font-family:var(--fd);font-size:1.5rem;font-weight:800;color:#fff;box-shadow:0 0 24px var(--or-glow)}
.modal-title{font-family:var(--fd);font-size:1.7rem;font-weight:800;margin-bottom:8px}
.modal-sub{font-size:.84rem;color:var(--t2);margin-bottom:28px;line-height:1.55}
.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:13px 18px;border-radius:12px;background:#fff;color:#1a1a1a;font-family:var(--fb);font-weight:700;font-size:.88rem;cursor:pointer;border:none;transition:all .2s}
.google-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(255,255,255,.1)}
.modal-or{display:flex;align-items:center;gap:12px;margin:14px 0}
.modal-or::before,.modal-or::after{content:'';flex:1;height:1px;background:var(--bd)}
.modal-or span{font-size:.7rem;color:var(--t3)}
.demo-btn{width:100%;padding:11px;border-radius:11px;background:transparent;color:var(--t2);font-family:var(--fb);font-size:.84rem;font-weight:500;border:1px solid var(--bd);cursor:pointer;transition:all .15s}
.demo-btn:hover{border-color:var(--or);color:var(--or2)}
.modal-legal{font-size:.66rem;color:var(--t3);margin-top:16px;line-height:1.5}

/* ── APP SHELL ────────────────────────────────── */
#topnav{position:sticky;top:0;z-index:200;display:flex;align-items:center;justify-content:space-between;padding:0 16px 0 20px;height:56px;background:rgba(9,9,11,.94);backdrop-filter:blur(24px);border-bottom:1px solid var(--bd)}
.nav-left{display:flex;align-items:center;gap:10px}
.nav-right{display:flex;align-items:center;gap:8px}
.nav-pill{display:flex;align-items:center;gap:5px;padding:5px 11px;border-radius:99px;font-family:var(--fd);font-weight:700;font-size:.8rem}
.nav-xp{background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.2);color:var(--gold);display:none}
.nav-streak{background:var(--or-dim);border:1px solid rgba(249,115,22,.22);color:var(--or2)}
@media(min-width:860px){.nav-xp{display:flex}}
.nav-avatar-wrap{cursor:pointer;padding:2px}
.nav-avatar{width:32px;height:32px;border-radius:50%;border:2px solid var(--bd2);object-fit:cover;display:block;transition:border-color .15s}
.nav-avatar-wrap:hover .nav-avatar{border-color:var(--or)}

/* ── LAYOUT ───────────────────────────────────── */
#shell-layout{display:flex;min-height:calc(100vh - 56px)}

/* ── SIDEBAR ──────────────────────────────────── */
#sidebar{display:none;width:230px;flex-shrink:0;background:var(--s1);border-right:1px solid var(--bd);padding:12px 8px 20px;overflow-y:auto;position:sticky;top:56px;height:calc(100vh - 56px);flex-direction:column}
@media(min-width:860px){#sidebar{display:flex}}
.sb-section{margin-bottom:6px}
.sb-section-lbl{font-size:.6rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--t3);padding:8px 12px 5px;display:block}
.sb-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px;border-radius:10px;background:none;border:none;color:var(--t2);font-family:var(--fb);font-size:.84rem;font-weight:500;cursor:pointer;text-align:left;transition:all .15s;position:relative}
.sb-item:hover{background:var(--s2);color:var(--t1)}
.sb-item.active{background:var(--or-dim);color:var(--or2);font-weight:600}
.sb-item.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:var(--or);border-radius:0 3px 3px 0}
.sb-icon{width:22px;display:flex;justify-content:center;font-size:1rem;flex-shrink:0}
.sb-badge{margin-left:auto;background:var(--or);color:#fff;font-size:.6rem;font-weight:800;padding:1px 6px;border-radius:99px}
.sb-divider{height:1px;background:var(--bd);margin:8px 10px}
.sb-bottom{margin-top:auto}
.sb-item.sb-danger:hover{background:rgba(239,68,68,.08);color:var(--rd)}

/* ── MAIN ─────────────────────────────────────── */
#app{flex:1;min-width:0;padding:0 16px 100px}
@media(min-width:860px){#app{padding:0 28px 48px;max-width:none}}

/* ── BOTTOM NAV ───────────────────────────────── */
#bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:150;display:flex;background:rgba(9,9,11,.96);backdrop-filter:blur(20px);border-top:1px solid var(--bd);padding:7px 0 calc(7px + env(safe-area-inset-bottom))}
.bnav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;padding:3px 0;transition:all .15s}
.bni{font-size:1.25rem;transition:transform .15s}
.bnl{font-size:.56rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--t3);transition:color .15s}
.bnav-item.active .bnl{color:var(--or2)}
.bnav-item.active .bni{transform:scale(1.18)}
@media(min-width:860px){#bottomnav{display:none}}

/* ── USER MENU ────────────────────────────────── */
.user-menu{position:fixed;top:64px;right:14px;z-index:300;background:var(--s1);border:1px solid var(--bd);border-radius:14px;box-shadow:0 12px 48px rgba(0,0,0,.7);padding:8px;min-width:210px;animation:fadeUp .15s ease}
.um-head{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px}
.um-head img{width:38px;height:38px;border-radius:50%;border:2px solid var(--bd2);object-fit:cover}
.um-name{font-weight:700;font-size:.86rem;color:var(--t1)}
.um-email{font-size:.7rem;color:var(--t2);margin-top:1px}
.um-sep{height:1px;background:var(--bd);margin:4px 0}
.um-btn{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:9px;cursor:pointer;font-size:.82rem;color:var(--t2);transition:all .15s;background:none;border:none;width:100%;font-family:var(--fb);text-align:left}
.um-btn:hover{background:var(--s2);color:var(--t1)}
.um-btn.danger:hover{background:rgba(239,68,68,.08);color:var(--rd)}

/* ── TRANSITIONS ──────────────────────────────── */
.fade-in{animation:fadeUp .22s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ═══ DASHBOARD ═══════════════════════════════ */
/* Hero */
.dash-hero{position:relative;overflow:hidden;margin:20px 0 16px;border-radius:22px;padding:28px 26px;background:linear-gradient(145deg,#1e0900,#2a1000,#1e0600);border:1px solid rgba(249,115,22,.18)}
.dash-hero::before{content:'';position:absolute;top:-60px;right:-40px;width:300px;height:300px;background:radial-gradient(circle,rgba(249,115,22,.2),transparent 65%);pointer-events:none}
.dh-date{font-size:.67rem;color:var(--or3);text-transform:uppercase;letter-spacing:.12em;font-weight:600;margin-bottom:6px;opacity:.7}
.dh-greeting{font-family:var(--fd);font-size:1.8rem;font-weight:800;line-height:1.1;color:var(--t1)}
.dh-name{border-bottom:2px dashed rgba(249,115,22,.4);cursor:pointer;display:inline;transition:color .2s}
.dh-name:hover{color:var(--or2)}
.dh-sub{color:rgba(250,250,250,.45);font-size:.83rem;margin-top:6px}
.dh-actions{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.dh-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;font-family:var(--fb);font-size:.82rem;font-weight:600;cursor:pointer;border:none;transition:all .15s}
.dh-btn-p{background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;box-shadow:0 2px 12px var(--or-glow)}
.dh-btn-p:hover{box-shadow:0 4px 20px var(--or-glow);transform:translateY(-1px)}
.dh-btn-s{background:rgba(255,255,255,.06);color:var(--t1);border:1px solid var(--bd2)}
.dh-btn-s:hover{background:rgba(255,255,255,.1)}
.dh-level{display:inline-flex;align-items:center;gap:8px;margin-top:12px;background:rgba(255,255,255,.04);border:1px solid rgba(249,115,22,.18);border-radius:10px;padding:7px 13px}
.dh-level span{font-size:.72rem;color:rgba(250,250,250,.4);font-weight:500}
.dh-level select{background:none;border:none;color:var(--or2);font-family:var(--fd);font-size:.85rem;font-weight:700;cursor:pointer;outline:none;padding:0}
.dh-level select option{background:#181818;color:var(--t1)}

/* Quick stats */
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:20px}
.sc{background:var(--s1);border:1px solid var(--bd);border-radius:14px;padding:14px 10px;text-align:center;transition:all .15s;cursor:default}
.sc:hover{transform:translateY(-2px);border-color:rgba(249,115,22,.3);box-shadow:0 4px 20px rgba(0,0,0,.3)}
.sc .sv{font-family:var(--fd);font-size:1.5rem;font-weight:800;color:var(--or2);line-height:1}
.sc .sl{font-size:.58rem;color:var(--t3);margin-top:4px;text-transform:uppercase;letter-spacing:.07em}

/* Objectif du jour */
.obj-card{background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:16px 18px;margin-bottom:20px}
.obj-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.obj-title{font-family:var(--fd);font-size:.8rem;font-weight:700;color:var(--t1);display:flex;align-items:center;gap:7px}
.obj-pct{font-family:var(--fd);font-size:.85rem;font-weight:800;color:var(--or2)}
.obj-bar{background:var(--s2);border-radius:99px;height:6px;margin-bottom:10px;overflow:hidden}
.obj-fill{background:linear-gradient(90deg,var(--or),var(--or2));height:6px;border-radius:99px;transition:width .5s cubic-bezier(.4,0,.2,1)}
.obj-tasks{display:flex;flex-direction:column;gap:6px}
.obj-task{display:flex;align-items:center;gap:9px;padding:7px 0;border-bottom:1px solid var(--bd);font-size:.81rem;color:var(--t2)}
.obj-task:last-child{border-bottom:none}
.obj-task.done{color:var(--t3);text-decoration:line-through}
.obj-check{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--bd2);flex-shrink:0;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;font-size:.7rem}
.obj-check.done{background:var(--gr);border-color:var(--gr);color:#000}

/* Quick access */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:20px}
.qa-card{background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:15px 14px;cursor:pointer;transition:all .15s;display:flex;align-items:center;gap:12px}
.qa-card:hover{border-color:rgba(249,115,22,.3);transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.3)}
.qa-card:active{transform:scale(.97)}
.qa-icon{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.qa-info{flex:1;min-width:0}
.qa-title{font-family:var(--fd);font-size:.84rem;font-weight:700;color:var(--t1);margin-bottom:2px}
.qa-sub{font-size:.68rem;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* Prochains contrôles */
.upcoming{background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:16px 18px;margin-bottom:20px}
.upcoming-title{font-family:var(--fd);font-size:.8rem;font-weight:700;color:var(--t1);margin-bottom:12px;display:flex;align-items:center;gap:7px}
.ctrl-item{display:flex;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--bd)}
.ctrl-item:last-child{border-bottom:none}
.ctrl-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.ctrl-dot.soon{background:var(--rd);box-shadow:0 0 8px var(--rd)}
.ctrl-dot.week{background:var(--gold);box-shadow:0 0 8px var(--gold)}
.ctrl-dot.later{background:var(--t3)}
.ctrl-info{flex:1}
.ctrl-name{font-size:.83rem;color:var(--t1);font-weight:500}
.ctrl-date{font-size:.7rem;color:var(--t2);margin-top:1px}
.ctrl-badge{font-size:.65rem;font-weight:700;padding:2px 8px;border-radius:99px}
.ctrl-badge.soon{background:rgba(239,68,68,.12);color:var(--rd)}
.ctrl-badge.week{background:rgba(251,191,36,.12);color:var(--gold)}
.ctrl-badge.later{background:var(--s2);color:var(--t3)}

/* Section label */
.sec-lbl{font-size:.62rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);margin-bottom:10px;display:flex;align-items:center;gap:7px}
.sec-lbl::after{content:'';flex:1;height:1px;background:var(--bd)}

/* ═══ CARDS & SHARED ══════════════════════════ */
.card{background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:18px}
.phero{display:flex;align-items:center;gap:14px;margin:18px 0 18px;padding:18px 20px;border-radius:18px;border:1px solid var(--bd);background:var(--s1)}
.phero-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.35rem;flex-shrink:0}
.phero-title{font-family:var(--fd);font-size:1.1rem;font-weight:800;color:var(--t1)}
.phero-sub{font-size:.76rem;color:var(--t2);margin-top:2px}

/* ═══ BUTTONS ═════════════════════════════════ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:12px 18px;border-radius:12px;font-family:var(--fb);font-weight:600;font-size:.87rem;cursor:pointer;border:none;transition:all .15s;width:100%}
.btn:active{transform:scale(.97)!important}
.btn-p{background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;box-shadow:0 4px 18px var(--or-glow)}
.btn-p:hover{box-shadow:0 6px 28px rgba(249,115,22,.5);transform:translateY(-1px)}
.btn-s{background:var(--s2);color:var(--t1);border:1px solid var(--bd)}
.btn-s:hover{border-color:var(--bd2)}
.btn-ghost{background:transparent;color:var(--or2);border:1px solid rgba(249,115,22,.28);width:auto;padding:7px 14px}
.btn:disabled{opacity:.3;cursor:not-allowed;transform:none!important;box-shadow:none!important}

/* ═══ INPUTS ══════════════════════════════════ */
input,select,textarea{width:100%;padding:11px 14px;border-radius:11px;border:1px solid var(--bd);background:var(--s2);color:var(--t1);font-size:.87rem;font-family:var(--fb);outline:none;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none}
input:focus,select:focus,textarea:focus{border-color:var(--or);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
select{cursor:pointer}
select option{background:var(--s2)}
label{display:block;font-size:.73rem;font-weight:600;color:var(--t2);margin-bottom:5px}
.fg{margin-bottom:14px}
input[type=range]{padding:6px 0;background:none;border:none;cursor:pointer;accent-color:var(--or)}
input[type=date]{color-scheme:dark}
.back{display:inline-flex;align-items:center;gap:5px;color:var(--t2);font-weight:600;cursor:pointer;font-size:.82rem;margin-bottom:2px;background:none;border:none;font-family:var(--fb);padding:8px 0;transition:color .15s}
.back:hover{color:var(--or2)}

/* ═══ QCM ══════════════════════════════════════ */
.choice{display:flex;align-items:center;gap:13px;padding:14px;border-radius:12px;border:1px solid var(--bd);cursor:pointer;background:var(--s1);margin-bottom:9px;transition:all .15s}
.choice:hover:not(.disabled){border-color:rgba(249,115,22,.4);background:var(--or-dim)}
.choice:active:not(.disabled){transform:scale(.99)}
.choice.correct{border-color:var(--gr);background:rgba(34,197,94,.06)}
.choice.wrong{border-color:var(--rd);background:rgba(239,68,68,.06)}
.choice.disabled{cursor:default}
.choice .ltr{width:36px;height:36px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-family:var(--fd);font-weight:800;font-size:.82rem;background:var(--s2);color:var(--t2);transition:all .15s}
.choice.correct .ltr{background:var(--gr);color:#000}
.choice.wrong .ltr{background:var(--rd);color:#fff}
.choice-txt{font-size:.86rem;color:var(--t1);line-height:1.5}
.expl{padding:14px 16px;border-radius:12px;border-left:3px solid var(--or);background:var(--or-dim);margin-top:9px;font-size:.83rem;line-height:1.65;color:var(--t2)}
.expl.ok{border-color:var(--gr);background:rgba(34,197,94,.06)}

/* ═══ HUD ══════════════════════════════════════ */
.hud{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px;margin-bottom:14px;padding:10px 14px;border-radius:12px;background:var(--s1);border:1px solid var(--bd)}
.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:99px;font-size:.73rem;font-weight:700}
.bxp{background:var(--or-dim);color:var(--or2);border:1px solid rgba(249,115,22,.2)}
.bstreak{background:rgba(239,68,68,.1);color:#f87171}
.bscore{background:rgba(34,197,94,.1);color:var(--gr)}
.btime{font-family:monospace;font-size:.92rem;font-weight:800;color:var(--t2)}
.btime.urgent{color:var(--rd);animation:pulse 1s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}

/* ═══ CHIPS ════════════════════════════════════ */
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:6px 13px;border-radius:99px;font-size:.73rem;font-weight:600;cursor:pointer;border:1px solid var(--bd);background:var(--s1);color:var(--t2);transition:all .15s}
.chip:hover{border-color:var(--or);color:var(--or2)}
.chip.active{background:var(--or);border-color:var(--or);color:#fff;box-shadow:0 2px 12px var(--or-glow)}

/* ═══ GAMING REWARDS ═══════════════════════════ */
.game-progress{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}
.gp-stat{background:var(--s1);border:1px solid var(--bd);border-radius:12px;padding:13px 10px;text-align:center}
.gp-stat span{display:block;font-family:var(--fd);font-size:1.35rem;font-weight:800;color:var(--or2);line-height:1}
.gp-stat small{display:block;font-size:.62rem;color:var(--t3);text-transform:uppercase;letter-spacing:.08em;margin-top:4px}
.unlock-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(136px,1fr));gap:8px;margin-bottom:14px}
.unlock-tile{min-height:112px;border:1px solid var(--bd);border-radius:12px;padding:13px;background:var(--s1);display:flex;flex-direction:column;justify-content:space-between}
.unlock-tile>div{font-size:1.45rem;line-height:1}
.unlock-tile strong{font-family:var(--fd);font-size:.78rem;color:var(--t1);line-height:1.2;margin-top:12px}
.unlock-tile small{font-size:.65rem;color:var(--t2);line-height:1.35;margin-top:3px}
.badge-tile{border-color:rgba(251,191,36,.2);background:linear-gradient(145deg,rgba(251,191,36,.08),var(--s1))}
.card-tile{border-color:rgba(96,165,250,.22);background:linear-gradient(145deg,rgba(96,165,250,.08),var(--s1))}
.empty-unlocks{background:var(--s1);border:1px dashed var(--bd2);border-radius:12px;padding:14px;margin-bottom:14px;color:var(--t2);font-size:.8rem;line-height:1.55;text-align:center}
.theme-brief{display:flex;align-items:flex-start;gap:9px;border:1px solid rgba(167,139,250,.2);background:rgba(167,139,250,.07);border-radius:12px;padding:11px 12px;margin:-4px 0 13px}
.theme-brief strong{font-family:var(--fd);font-size:.78rem;color:var(--t1);white-space:nowrap}
.theme-brief span{font-size:.72rem;color:var(--t2);line-height:1.45}
.blevel{background:rgba(167,139,250,.12);color:var(--pu);border:1px solid rgba(167,139,250,.18)}
.unlock-toast{display:flex;align-items:center;gap:11px;margin-top:9px;padding:12px;border-radius:13px;background:linear-gradient(135deg,rgba(34,197,94,.12),rgba(96,165,250,.08));border:1px solid rgba(34,197,94,.22);animation:popIn .25s ease}
.ut-icon{width:38px;height:38px;border-radius:12px;background:rgba(34,197,94,.13);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}
.unlock-toast strong{display:block;font-family:var(--fd);font-size:.82rem;color:var(--t1);line-height:1.25}
.unlock-toast span{display:block;font-size:.72rem;color:var(--t2);line-height:1.45;margin-top:2px}
@media(max-width:420px){.theme-brief{flex-direction:column;gap:4px}.theme-brief strong{white-space:normal}.unlock-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.unlock-tile{min-height:126px}.gp-stat{padding:11px 7px}}

/* ═══ PROGRESS ════════════════════════════════ */
.pw{background:var(--s2);border-radius:99px;height:4px;margin-bottom:13px;overflow:hidden}
.pb{background:linear-gradient(90deg,var(--or),var(--or2));height:4px;border-radius:99px;transition:width .4s cubic-bezier(.4,0,.2,1)}

/* ═══ RESULTS ══════════════════════════════════ */
.rw{text-align:center;padding:44px 0 28px}
.r-big{font-size:4.5rem;margin-bottom:10px;animation:popIn .4s cubic-bezier(.34,1.56,.64,1)}
.r-pct{font-family:var(--fd);font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--or),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:4px}
.r-sub{color:var(--t2);font-size:.85rem;margin-bottom:5px}
.r-lbl{color:var(--t1);font-size:.92rem;font-weight:600;margin-bottom:24px}
.r-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:24px}
.rst{background:var(--s1);border:1px solid var(--bd);border-radius:12px;padding:13px 8px;text-align:center}
.rst .rv{font-family:var(--fd);font-size:1.2rem;font-weight:800;color:var(--or2)}
.rst .rl{font-size:.6rem;color:var(--t3);margin-top:2px;text-transform:uppercase;letter-spacing:.07em}
.result-unlocks{max-width:420px;margin:0 auto 22px;text-align:left;background:var(--s1);border:1px solid var(--bd);border-radius:14px;padding:13px}
.result-unlocks-title{font-size:.66rem;font-weight:800;color:var(--t3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}
.reward-line{display:flex;align-items:center;gap:10px;padding:9px;border-radius:11px;background:var(--s2);margin-top:7px}
.reward-line span{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(251,191,36,.1);font-size:1.1rem;flex-shrink:0}
.reward-line strong{display:block;font-family:var(--fd);font-size:.82rem;color:var(--t1);line-height:1.2}
.reward-line small{display:block;font-size:.68rem;color:var(--t2);margin-top:2px}

/* ═══ LOADING ══════════════════════════════════ */
.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 0;gap:14px}
.spinner{width:32px;height:32px;border:3px solid var(--s2);border-top-color:var(--or);border-radius:50%;animation:spin 1s linear infinite}
.loading span{font-size:.82rem;color:var(--t2)}

/* ═══ CHAT ════════════════════════════════════ */
.msgs{display:flex;flex-direction:column;gap:11px;padding:12px 0;min-height:160px}
.msg{max-width:82%;padding:12px 15px;border-radius:18px;font-size:.84rem;line-height:1.65;animation:msgIn .2s ease}
.msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;border-bottom-right-radius:4px}
.msg.ai{align-self:flex-start;background:var(--s1);border:1px solid var(--bd);color:var(--t1);border-bottom-left-radius:4px}
.chat-bot{position:sticky;bottom:0;background:rgba(9,9,11,.97);backdrop-filter:blur(20px);padding:10px 0 18px}
.chat-sugg{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:9px}
.chat-row{display:flex;gap:7px}
.chat-row textarea{flex:1;border-radius:13px;resize:none;font-size:.84rem}
.chat-send{width:44px;height:44px;flex-shrink:0;border-radius:13px;border:none;cursor:pointer;background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;font-size:1.05rem;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px var(--or-glow);transition:transform .15s}
.chat-send:hover{transform:scale(1.06)}
.chat-send:active{transform:scale(.94)}

/* ═══ POMODORO ═════════════════════════════════ */
.pomo-card{background:linear-gradient(145deg,#1e0900,#280d00);border:1px solid rgba(249,115,22,.2);border-radius:20px;padding:24px;text-align:center;margin-bottom:20px}
.pomo-ring{position:relative;width:140px;height:140px;margin:0 auto 20px}
.pomo-svg{transform:rotate(-90deg)}
.pomo-track{fill:none;stroke:var(--s2);stroke-width:8}
.pomo-fill{fill:none;stroke:url(#pomoGrad);stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .5s linear}
.pomo-time{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.pomo-time span:first-child{font-family:var(--fd);font-size:2rem;font-weight:800;color:var(--t1);line-height:1}
.pomo-time span:last-child{font-size:.65rem;color:var(--t2);text-transform:uppercase;letter-spacing:.1em;margin-top:2px}
.pomo-label{font-family:var(--fd);font-size:.75rem;font-weight:700;color:var(--or2);text-transform:uppercase;letter-spacing:.1em;margin-bottom:4px}
.pomo-session{font-size:.78rem;color:var(--t2);margin-bottom:18px}
.pomo-btns{display:flex;gap:8px;justify-content:center}
.pomo-btn{padding:9px 18px;border-radius:11px;font-family:var(--fb);font-size:.84rem;font-weight:700;cursor:pointer;border:none;transition:all .15s}
.pomo-btn-p{background:linear-gradient(135deg,var(--or),var(--or2));color:#fff;box-shadow:0 2px 12px var(--or-glow)}
.pomo-btn-p:hover{box-shadow:0 4px 20px var(--or-glow)}
.pomo-btn-s{background:var(--s2);color:var(--t2);border:1px solid var(--bd)}
.pomo-btn-s:hover{color:var(--t1);border-color:var(--bd2)}

/* ═══ CALENDAR ═════════════════════════════════ */
.cal-wrap{margin-bottom:20px}
.cal-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.cal-nav-title{font-family:var(--fd);font-size:.95rem;font-weight:700;color:var(--t1)}
.cal-arrow{width:34px;height:34px;border-radius:99px;background:var(--s2);border:1px solid var(--bd);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--t2);font-size:1rem;transition:all .15s}
.cal-arrow:hover{border-color:var(--or);color:var(--or2)}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}
.cal-hd{text-align:center;font-size:.56rem;font-weight:800;color:var(--t3);text-transform:uppercase;letter-spacing:.06em;padding-bottom:7px}
.cal-cell{min-height:62px;border-radius:10px;border:1px solid var(--bd);background:var(--s1);padding:6px 5px;cursor:pointer;transition:all .15s}
.cal-cell:hover{border-color:rgba(249,115,22,.35);background:var(--or-dim)}
.cal-cell.today{border-color:var(--or)!important;background:var(--or-dim)!important}
.cal-cell.selected{border-color:var(--or);background:rgba(249,115,22,.08)}
.cal-cell.faded{opacity:.28}
.cal-num{font-family:var(--fd);font-size:.76rem;font-weight:700;color:var(--t2);margin-bottom:3px;display:inline-block}
.cal-cell.today .cal-num{color:var(--or);font-weight:800}
.cal-dot{font-size:.55rem;padding:1px 4px;border-radius:4px;margin-bottom:2px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;line-height:1.4}
.cal-dot.Devoirs{background:var(--or-dim);color:var(--or2)}
.cal-dot.Cours{background:rgba(96,165,250,.16);color:var(--bl)}
.cal-dot.Autres{background:rgba(255,255,255,.06);color:var(--t2)}
.cal-dot.ctrl{background:rgba(239,68,68,.16);color:var(--rd)}
.day-section{margin-top:16px}
.day-lbl{font-family:var(--fd);font-size:.7rem;font-weight:800;color:var(--or2);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}
.ev-card{background:var(--s1);border:1px solid var(--bd);border-radius:12px;padding:12px 14px;display:flex;gap:12px;align-items:flex-start;margin-bottom:7px;transition:border-color .15s}
.ev-card:hover{border-color:rgba(249,115,22,.25)}
.ev-del{margin-left:auto;color:var(--t3);cursor:pointer;font-size:.88rem;flex-shrink:0;transition:color .15s;padding:2px}
.ev-del:hover{color:var(--rd)}
.kb{font-size:.64rem;font-weight:700;padding:2px 7px;border-radius:99px}
.kDevoirs{background:var(--or-dim);color:var(--or2)}
.kCours{background:rgba(96,165,250,.12);color:var(--bl)}
.kAutres{background:var(--s2);color:var(--t2)}
.kControle{background:rgba(239,68,68,.12);color:var(--rd)}

/* ═══ PROGRAMME ════════════════════════════════ */
.prog-loading{display:flex;align-items:center;gap:10px;padding:14px;border-radius:12px;background:var(--s1);border:1px solid var(--bd);margin-bottom:8px;font-size:.82rem;color:var(--t2)}
.prog-loading .spinner{width:20px;height:20px;border-width:2px;flex-shrink:0}
.prog-search{position:relative;margin-bottom:14px}
.prog-search input{padding-left:38px}
.prog-search::before{content:'🔍';position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:.85rem;pointer-events:none}
details{background:var(--s1);border:1px solid var(--bd);border-radius:13px;margin-bottom:7px;overflow:hidden;transition:all .15s}
details[open]{border-color:rgba(249,115,22,.28)}
summary{padding:15px 16px;font-family:var(--fd);font-weight:700;font-size:.88rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--t1);transition:background .15s}
summary:hover{background:var(--s2)}
summary::after{content:'+';color:var(--or);font-size:1.1rem;font-family:var(--fd);flex-shrink:0;margin-left:10px}
details[open] summary::after{content:'−'}
details[open] summary{background:var(--or-dim);color:var(--or2)}
.subsec{padding:12px 16px 16px;border-top:1px solid var(--bd)}
.subsec h4{font-size:.78rem;font-weight:700;color:var(--or2);margin-bottom:5px}
.subsec p{font-size:.78rem;color:var(--t2);line-height:1.7}
.subsec a{font-size:.72rem;color:var(--or);cursor:pointer;display:inline-block;margin-top:6px;transition:opacity .15s}
.subsec a:hover{opacity:.7}

/* ═══ JEU & GLOSSAIRE ══════════════════════════ */
.rcard{display:flex;align-items:center;gap:14px;padding:16px;background:var(--s1);border:1px solid var(--bd);border-radius:14px;cursor:pointer;margin-bottom:8px;transition:all .15s}
.rcard:hover{border-color:rgba(249,115,22,.4);transform:translateX(4px)}
.rcard.locked{opacity:.3;cursor:default;pointer-events:none}
.rcard.done{border-color:rgba(34,197,94,.22)}
.tcard{background:var(--s1);border:1px solid var(--bd);border-radius:13px;padding:14px;cursor:pointer;margin-bottom:7px;display:flex;align-items:center;justify-content:space-between;transition:all .15s}
.tcard:hover{border-color:rgba(249,115,22,.3);transform:translateX(3px)}

/* ═══ UTILS ════════════════════════════════════ */
.tag{display:inline-flex;font-size:.67rem;padding:2px 8px;border-radius:99px;background:var(--s2);color:var(--t2);border:1px solid var(--bd)}
.see-also{display:flex;flex-wrap:wrap;gap:7px;margin-top:8px}
.see-also a{color:var(--or);cursor:pointer;font-size:.74rem;border:1px solid rgba(249,115,22,.22);padding:4px 10px;border-radius:99px;transition:background .15s}
.see-also a:hover{background:var(--or-dim)}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}
.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}
.divider{height:1px;background:var(--bd);margin:16px 0}

/* ═══ ANIMATIONS ═══════════════════════════════ */
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes popIn{from{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes msgIn{from{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}
.katex{color:var(--t1)!important}
.katex-display{overflow-x:auto;padding:5px 0}

/* ══════════════════════════════════════════════════
   v7 ADDITIONS
══════════════════════════════════════════════════ */

/* Quick quiz bar */
.quick-quiz-bar{display:flex;gap:8px;margin-top:14px;align-items:center}
.qq-select{flex:1;padding:10px 12px;border-radius:11px;border:1px solid rgba(249,115,22,.25);background:rgba(255,255,255,.05);color:var(--t1);font-family:var(--fb);font-size:.83rem;font-weight:500;min-width:0;cursor:pointer;outline:none}
.qq-select:focus{border-color:var(--or);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.qq-select option{background:var(--s2)}
.dh-actions-row{display:flex;gap:7px;margin-top:9px;flex-wrap:wrap}

/* Stats strip */
.stats-strip{display:flex;align-items:center;background:var(--s1);border:1px solid var(--bd);border-radius:14px;padding:12px 16px;margin-bottom:18px;gap:0}
.sstrip-item{flex:1;text-align:center;cursor:default}
.sstrip-v{display:block;font-family:var(--fd);font-size:1.3rem;font-weight:800;color:var(--or2);line-height:1}
.sstrip-l{display:block;font-size:.58rem;color:var(--t3);margin-top:3px;text-transform:uppercase;letter-spacing:.07em}
.sstrip-sep{width:1px;height:32px;background:var(--bd)}

/* Smart review */
.smart-review{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,rgba(34,197,94,.1),rgba(96,165,250,.06));border:1px solid rgba(34,197,94,.22);border-radius:14px;padding:12px 13px;margin-bottom:18px;cursor:pointer;transition:all .15s}
.smart-review:hover{transform:translateY(-1px);border-color:rgba(34,197,94,.36)}
.smart-icon{width:38px;height:38px;border-radius:11px;background:rgba(34,197,94,.13);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.smart-copy{flex:1;min-width:0}
.smart-copy strong{display:block;font-family:var(--fd);font-size:.84rem;color:var(--t1);line-height:1.25}
.smart-copy span{display:block;font-size:.72rem;color:var(--t2);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.smart-btn{width:auto;border:none;border-radius:9px;background:rgba(34,197,94,.14);color:var(--gr);font-family:var(--fb);font-weight:800;font-size:.72rem;padding:7px 10px;cursor:pointer;white-space:nowrap}

/* Stats page */
.stat-card{background:var(--s1);border:1px solid var(--bd);border-radius:16px;padding:18px 18px 14px}
.stat-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.stat-card-title{font-family:var(--fd);font-size:.82rem;font-weight:700;color:var(--t1)}
.stat-card-val{font-family:var(--fd);font-size:.9rem;font-weight:800;color:var(--or2)}

/* Pomodoro mode buttons */
.pomo-mode-btns{display:flex;gap:6px;justify-content:center;margin-bottom:16px}
.pomo-mode{padding:5px 14px;border-radius:99px;font-family:var(--fb);font-size:.75rem;font-weight:700;cursor:pointer;border:1px solid var(--bd);background:var(--s2);color:var(--t2);transition:all .15s}
.pomo-mode:hover{border-color:var(--or);color:var(--or2)}
.pomo-mode.active{background:var(--or-dim);border-color:var(--or);color:var(--or2)}

/* Confetti keyframe */
@keyframes confettiFly{
  0%{transform:translate(0,0) rotate(0deg) scale(1);opacity:1}
  100%{transform:translate(var(--dx),var(--dy)) rotate(720deg) scale(0);opacity:0}
}
/* Flash keyframe */
@keyframes flashFade{0%{opacity:.18}100%{opacity:0}}

/* ══════════════════════════════════════════════════
   v8 INTERFACE REBOOT
══════════════════════════════════════════════════ */
:root{
  --bg:#070b12;--s1:#101722;--s2:#151f2d;--s3:#1d2a3b;
  --bd:#263447;--bd2:#38506a;
  --or:#ff7a3d;--or2:#2dd4bf;--or3:#ffd6b8;
  --or-dim:rgba(255,122,61,.11);--or-glow:rgba(45,212,191,.24);
  --gold:#f6c453;--gr:#46d98a;--rd:#ff5c7a;--bl:#38bdf8;--pu:#a78bfa;
  --t1:#f8fbff;--t2:#a9b7c8;--t3:#65758b;
  --r:8px;--r2:8px;--r3:8px;
  --sh:0 18px 44px rgba(0,0,0,.38);
}
body.focus-ui{
  --bg:#f4f7fb;--s1:#ffffff;--s2:#edf3f8;--s3:#e3edf5;
  --bd:#d6e0ea;--bd2:#b8c9d9;
  --t1:#13202e;--t2:#506376;--t3:#8090a1;
  --or:#2563eb;--or2:#0f766e;--or3:#dbeafe;
  --or-dim:rgba(37,99,235,.08);--or-glow:rgba(37,99,235,.16);
}
*,*::before,*::after{letter-spacing:0!important}
body{
  background:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px) 0 0/32px 32px,
    linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px) 0 0/32px 32px,
    linear-gradient(180deg,var(--bg),#0b1220 58%,var(--bg));
}
body.focus-ui{background:linear-gradient(rgba(19,32,46,.045) 1px,transparent 1px) 0 0/32px 32px,linear-gradient(90deg,rgba(19,32,46,.035) 1px,transparent 1px) 0 0/32px 32px,var(--bg)}
.brand-icon,.brand-icon.sm,.modal-logo{
  border-radius:8px;
  background:linear-gradient(135deg,var(--or),var(--or2));
  box-shadow:0 10px 26px var(--or-glow);
}
.land-nav,#topnav,#bottomnav,.chat-bot{
  background:rgba(7,11,18,.82);
  border-color:rgba(255,255,255,.08);
  backdrop-filter:blur(18px) saturate(130%);
}
body.focus-ui .land-nav,body.focus-ui #topnav,body.focus-ui #bottomnav,body.focus-ui .chat-bot{background:rgba(244,247,251,.88)}
.hero{
  position:relative;
  max-width:none;
  min-height:620px;
  display:grid;
  place-items:center;
  padding:96px 24px 82px;
  overflow:hidden;
  background:
    linear-gradient(135deg,rgba(45,212,191,.16),transparent 34%),
    linear-gradient(225deg,rgba(255,122,61,.13),transparent 36%);
}
.hero::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 74%,var(--bg));
  pointer-events:none;
}
.hero>*:not(.hero-scene){position:relative;z-index:2}
.hero-title{
  font-size:3.35rem;
  max-width:820px;
  margin-left:auto;
  margin-right:auto;
  letter-spacing:0;
}
.hero-accent{
  background:linear-gradient(135deg,var(--or2),var(--gold),var(--or));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-badge,.lfc-tags span,.chip,.tag,.badge,.ctrl-badge,.kb{border-radius:999px}
.hero-scene{position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.9}
.scene-card{
  position:absolute;
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(145deg,rgba(16,23,34,.84),rgba(21,31,45,.62));
  color:var(--t1);
  border-radius:8px;
  padding:14px 18px;
  font-family:var(--fd);
  font-weight:800;
  box-shadow:var(--sh);
  transform:rotate(var(--rot));
  animation:panelDrift 7s ease-in-out infinite;
}
.sc-a{--rot:-5deg;left:9%;top:24%}
.sc-b{--rot:4deg;right:10%;top:20%;animation-delay:-1.4s}
.sc-c{--rot:7deg;left:14%;bottom:23%;animation-delay:-2.3s}
.sc-d{--rot:-6deg;right:13%;bottom:21%;animation-delay:-3.1s}
@keyframes panelDrift{0%,100%{translate:0 0}50%{translate:0 -10px}}
.land-cta,.btn-hero-p,.btn-p,.dh-btn-p,.pomo-btn-p,.chat-send{
  background:linear-gradient(135deg,var(--or),var(--or2));
  box-shadow:0 12px 30px var(--or-glow);
}
.land-link,.land-cta,.btn-hero-p,.btn-hero-s,.btn,.dh-btn,.pomo-btn,.chip,.choice,.qa-card,.lfc,.rcard,.tcard,.cal-cell,.smart-review{
  transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn-hero-p:hover,.land-cta:hover,.btn-p:hover,.dh-btn-p:hover,.qa-card:hover,.lfc:hover,.smart-review:hover,.sc:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 42px rgba(0,0,0,.34),0 0 0 1px rgba(255,255,255,.04);
}
.btn,.dh-btn,.pomo-btn,input,select,textarea,.card,.phero,.lfc,.qa-card,.obj-card,.upcoming,.stat-card,.pomo-card,.modal-box,.user-menu,.smart-review,.choice,.hud,.cal-cell,.ev-card,details,.rcard,.tcard,.unlock-tile,.result-unlocks,.reward-line{
  border-radius:8px!important;
}
#topnav{
  height:64px;
  padding:0 18px 0 22px;
}
.nav-right{gap:10px}
.nav-action{
  width:36px;height:36px;border-radius:8px;border:1px solid var(--bd);
  background:var(--s2);color:var(--t2);cursor:pointer;font-family:var(--fd);font-weight:800;
  display:flex;align-items:center;justify-content:center;transition:all .18s ease;
}
.nav-action:hover{color:var(--or2);border-color:var(--or2);transform:translateY(-1px)}
.nav-xp,.nav-streak{
  display:flex;
  align-items:center;
  gap:5px;
  padding:8px 11px;
  border-radius:8px;
  font-family:var(--fd);
  font-weight:800;
}
#shell-layout{min-height:calc(100vh - 64px)}
#sidebar{
  top:64px;
  height:calc(100vh - 64px);
  width:260px;
  padding:18px 12px 20px;
  background:linear-gradient(180deg,rgba(16,23,34,.92),rgba(10,15,24,.92));
  border-color:rgba(255,255,255,.08);
}
body.focus-ui #sidebar{background:rgba(255,255,255,.78)}
.sb-group{margin-bottom:12px}
.sb-group-lbl,.sb-section-lbl{
  color:var(--t3);
  display:block;
  font-size:.67rem;
  font-weight:800;
  text-transform:uppercase;
  padding:8px 10px;
}
.sb-item{
  border-radius:8px;
  padding:10px 11px;
  margin:2px 0;
  border:1px solid transparent;
}
.sb-item span:first-child,.um-btn::first-letter{filter:saturate(1.12)}
.sb-item:hover{background:var(--s2);border-color:var(--bd)}
.sb-item.active{
  background:linear-gradient(135deg,rgba(45,212,191,.16),rgba(255,122,61,.09));
  border-color:rgba(45,212,191,.22);
  color:var(--t1);
}
.sb-item.active::before{display:none}
#app{
  max-width:1180px;
  margin:0 auto;
  width:100%;
}
.fade-in{animation:pageIn .28s ease both}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.dash-hero{
  display:grid;
  align-content:end;
  min-height:280px;
  background:
    linear-gradient(135deg,rgba(15,118,110,.52),rgba(16,23,34,.9) 45%,rgba(255,122,61,.27)),
    linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px) 0 0/28px 28px;
  border-color:rgba(45,212,191,.22);
  box-shadow:var(--sh);
}
.dash-hero::before{
  content:'';
  position:absolute;
  inset:auto 18px 18px auto;
  width:180px;height:120px;
  background:
    linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px) 0 0/18px 18px,
    linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px) 0 0/18px 18px;
  border-radius:8px;
  opacity:.38;
}
.dh-greeting{font-size:2rem;letter-spacing:0}
.dh-sub{color:rgba(248,251,255,.72)}
.dh-level,.quick-quiz-bar,.dh-actions-row{position:relative;z-index:2}
.quick-quiz-bar{
  max-width:620px;
  background:rgba(7,11,18,.36);
  border:1px solid rgba(255,255,255,.1);
  border-radius:8px;
  padding:8px;
  backdrop-filter:blur(12px);
}
.qq-select{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.12)}
.stats-strip,.obj-card,.upcoming,.stat-card,.card,.pomo-card,.phero,.game-progress .gp-stat{
  background:linear-gradient(180deg,rgba(16,23,34,.96),rgba(12,18,28,.96));
  border-color:rgba(255,255,255,.08);
  box-shadow:0 1px 0 rgba(255,255,255,.04) inset;
}
body.focus-ui .stats-strip,body.focus-ui .obj-card,body.focus-ui .upcoming,body.focus-ui .stat-card,body.focus-ui .card,body.focus-ui .pomo-card,body.focus-ui .phero,body.focus-ui .game-progress .gp-stat{background:rgba(255,255,255,.86)}
.stats-row{grid-template-columns:repeat(4,minmax(0,1fr))}
.sc{
  background:linear-gradient(180deg,rgba(16,23,34,.94),rgba(12,18,28,.96));
  border-color:rgba(255,255,255,.08);
  box-shadow:0 1px 0 rgba(255,255,255,.04) inset;
}
body.focus-ui .sc{background:rgba(255,255,255,.88)}
.sc:hover,.choice:hover:not(.disabled),.cal-cell:hover,.rcard:hover,.tcard:hover{
  transform:translateY(-2px);
  border-color:rgba(45,212,191,.34);
}
.qa-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px}
.qa-card{
  min-height:94px;
  background:linear-gradient(145deg,rgba(16,23,34,.96),rgba(18,29,43,.92));
  border-color:rgba(255,255,255,.08);
  position:relative;
  overflow:hidden;
}
.qa-card::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent);
  translate:-120% 0;
  transition:translate .45s ease;
}
.qa-card:hover::after{translate:120% 0}
body.focus-ui .qa-card{background:rgba(255,255,255,.9)}
.qa-icon{
  border-radius:8px;
  box-shadow:0 8px 18px rgba(0,0,0,.18);
}
.obj-check{border-radius:6px}
.obj-task{min-height:34px}
.obj-fill,.pb{background:linear-gradient(90deg,var(--or2),var(--gold),var(--or))}
.smart-review{
  background:linear-gradient(135deg,rgba(45,212,191,.15),rgba(70,217,138,.09));
  border-color:rgba(45,212,191,.25);
}
.choice{
  min-height:68px;
  background:linear-gradient(180deg,rgba(16,23,34,.95),rgba(12,18,28,.94));
  border-color:rgba(255,255,255,.08);
}
body.focus-ui .choice{background:rgba(255,255,255,.92)}
.choice:hover:not(.disabled){background:rgba(45,212,191,.08)}
.choice.correct{background:rgba(70,217,138,.12);border-color:rgba(70,217,138,.55)}
.choice.wrong{background:rgba(255,92,122,.1);border-color:rgba(255,92,122,.55)}
.expl{background:rgba(45,212,191,.08);border-left-color:var(--or2)}
.hud{background:rgba(16,23,34,.9);border-color:rgba(255,255,255,.08)}
body.focus-ui .hud{background:rgba(255,255,255,.86)}
.loading{min-height:360px}
.spinner{border-top-color:var(--or2)}
.pomo-card{
  background:
    linear-gradient(135deg,rgba(255,122,61,.16),rgba(45,212,191,.1)),
    linear-gradient(180deg,rgba(16,23,34,.96),rgba(12,18,28,.96));
}
.pomo-ring{width:154px;height:154px}
.pomo-svg{width:154px;height:154px}
.pomo-btns{flex-wrap:wrap}
.cal-grid{gap:6px}
.cal-cell{
  min-height:78px;
  background:linear-gradient(180deg,rgba(16,23,34,.94),rgba(12,18,28,.96));
  border-color:rgba(255,255,255,.08);
}
body.focus-ui .cal-cell{background:rgba(255,255,255,.9)}
.cal-cell.today,.cal-cell.selected{box-shadow:0 0 0 1px var(--or2) inset}
.prog-search input,input,select,textarea{
  background:var(--s2);
  border-color:var(--bd);
}
input:focus,select:focus,textarea:focus{
  border-color:var(--or2);
  box-shadow:0 0 0 3px rgba(45,212,191,.15);
}
details{background:linear-gradient(180deg,rgba(16,23,34,.95),rgba(12,18,28,.95));border-color:rgba(255,255,255,.08)}
body.focus-ui details{background:rgba(255,255,255,.9)}
details[open]{border-color:rgba(45,212,191,.32)}
details[open] summary{background:rgba(45,212,191,.1);color:var(--t1)}
.rcard,.tcard,.ev-card{background:linear-gradient(180deg,rgba(16,23,34,.94),rgba(12,18,28,.96));border-color:rgba(255,255,255,.08)}
body.focus-ui .rcard,body.focus-ui .tcard,body.focus-ui .ev-card{background:rgba(255,255,255,.9)}
.msg{border-radius:8px!important}
.msg.user{background:linear-gradient(135deg,var(--or),var(--or2));border-bottom-right-radius:3px!important}
.msg.ai{background:linear-gradient(180deg,rgba(16,23,34,.96),rgba(12,18,28,.96));border-color:rgba(255,255,255,.08);border-bottom-left-radius:3px!important}
body.focus-ui .msg.ai{background:#fff}
.chat-row textarea{min-height:46px}
.chat-send{border-radius:8px}
.r-big{filter:drop-shadow(0 18px 34px rgba(0,0,0,.28))}
.r-pct{background:linear-gradient(135deg,var(--or2),var(--gold),var(--or));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.unlock-tile,.result-unlocks,.reward-line{background:linear-gradient(180deg,rgba(16,23,34,.94),rgba(12,18,28,.96));border-color:rgba(255,255,255,.08)}
body.focus-ui .unlock-tile,body.focus-ui .result-unlocks,body.focus-ui .reward-line{background:rgba(255,255,255,.9)}
#bottomnav{
  padding:8px 8px calc(8px + env(safe-area-inset-bottom));
  gap:4px;
}
.bnav-item{
  border-radius:8px;
  padding:7px 0;
}
.bnav-item.active{background:rgba(45,212,191,.1)}
.bnav-item.active .bnl{color:var(--or2)}
.user-menu{border-color:rgba(255,255,255,.1);background:rgba(16,23,34,.96);backdrop-filter:blur(16px)}
body.focus-ui .user-menu{background:rgba(255,255,255,.96)}
button:focus-visible,.sb-item:focus-visible,.bnav-item:focus-visible,.choice:focus-visible,.chip:focus-visible{
  outline:2px solid var(--or2);
  outline-offset:2px;
}
@media(max-width:860px){
  .hero{min-height:auto;padding:78px 18px 62px}
  .hero-title{font-size:2.45rem}
  .land-sect-title,.cta-band h2{font-size:1.8rem}
  .scene-card{display:none}
  #topnav{height:58px}
  .nav-xp{display:none}
  #app{padding:0 14px 98px}
  .dash-hero{min-height:250px;padding:24px 18px}
  .stats-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-strip{padding:10px 8px}
  .qa-grid{grid-template-columns:1fr}
  .quick-quiz-bar{flex-direction:column;align-items:stretch}
  .dh-btn{width:100%;justify-content:center}
  .cal-grid{gap:4px}
  .cal-cell{min-height:66px;padding:5px 4px}
}
@media(max-width:460px){
  .hero-title{font-size:2rem}
  .land-sect-title,.cta-band h2{font-size:1.55rem}
  .hero-stats{width:100%;gap:10px;padding:12px}
  .hstat-n{font-size:.98rem}
  .land-nav{padding:0 14px}
  .land-cta{display:none}
  .dh-greeting{font-size:1.62rem}
  .smart-review{align-items:flex-start}
  .smart-btn{display:none}
  .msg{max-width:94%}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}
}