:root{--navy:#0f1f3d;--navy2:#172b52;--gold:#d4af37;--gold2:#f1d27a;--ink:#14213d;--mut:#6b7a90;--line:#e6e9f0;--bg:#f4f6fa;--white:#fff;--ok:#1f8a4c;--red:#c0392b;
  --sat:env(safe-area-inset-top);--sab:env(safe-area-inset-bottom);--r:16px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--navy);font:16px/1.45 var(--font);color:var(--ink);overscroll-behavior:none}
button,input,select,textarea{font:inherit}
.hidden{display:none!important}
.muted{color:var(--mut)}.small{font-size:13px}
.screen{min-height:100%;background:var(--bg);padding-bottom:calc(24px + var(--sab))}

/* заставка */
.splash{position:fixed;inset:0;background:#000 url("bg.jpg") center 30%/cover no-repeat;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;color:#fff;cursor:pointer;z-index:50}
.splash__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,31,61,.15) 0%,rgba(15,31,61,0) 35%,rgba(15,31,61,.55) 70%,rgba(15,31,61,.95) 100%)}
.splash__text{position:relative;text-align:center;padding:0 24px;margin-bottom:28px;animation:up .9s ease-out}
.splash__names{font-family:Georgia,"Times New Roman",serif;font-size:44px;font-weight:700;letter-spacing:.5px;text-shadow:0 2px 18px rgba(0,0,0,.6)}
.splash__names span{color:var(--gold)}
.splash__sub{font-size:18px;opacity:.95;margin-top:6px;letter-spacing:.3px}
.splash__langs{margin-top:14px;font-size:13px;letter-spacing:3px;color:var(--gold2)}
.splash__hint{position:relative;font-size:13px;opacity:.7;margin-bottom:calc(28px + var(--sab));animation:blink 2s infinite}
@keyframes up{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes blink{50%{opacity:.25}}

/* вход */
#login{background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;padding-top:var(--sat)}
.login__box{width:min(360px,92vw);text-align:center}
.login__title{font-size:14px;letter-spacing:2px;text-transform:uppercase;opacity:.7;margin:18px 0 10px}
.who{display:flex;gap:12px;justify-content:center}
.who__btn{flex:1;padding:14px;border-radius:14px;border:2px solid rgba(255,255,255,.25);background:transparent;color:#fff;font-size:18px;font-weight:600}
.who__btn.on{border-color:var(--gold);background:rgba(212,175,55,.15);color:var(--gold2)}
.pin{display:flex;gap:16px;justify-content:center;margin:8px 0 22px}
.pin i{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.5)}
.pin i.on{background:var(--gold);border-color:var(--gold)}
.pad{display:grid;grid-template-columns:repeat(3,76px);gap:12px;justify-content:center}
.pad button{height:76px;border-radius:50%;border:0;background:rgba(255,255,255,.1);color:#fff;font-size:28px}
.pad button:active{background:rgba(255,255,255,.25)}
.pad__empty{visibility:hidden}.pad__del{font-size:22px!important}
.login__err{min-height:22px;color:#ff8a80;margin-top:14px}

/* шапка */
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:calc(14px + var(--sat)) 18px 14px;background:var(--navy);color:#fff}
.top__hello{font-size:13px;opacity:.75}
.top__title{font-size:20px;font-weight:700;flex:1;text-align:center}
.top:not(.top--sub) .top__title{text-align:left}
.iconbtn{width:40px;height:40px;border-radius:12px;border:0;background:rgba(255,255,255,.12);color:#fff;font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center}
.sect{font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:var(--mut);margin:22px 18px 10px}

/* бегущий термин */
.ticker{margin:16px 18px 0;padding:18px 20px;border-radius:var(--r);background:linear-gradient(135deg,var(--navy2),#223b6e);color:#fff;box-shadow:0 10px 24px rgba(15,31,61,.25);position:relative;overflow:hidden;min-height:150px;transition:opacity .35s}
.ticker.fade{opacity:0}
.ticker::after{content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;background:rgba(212,175,55,.12)}
.ticker__label{font-size:12px;letter-spacing:1.5px;text-transform:uppercase;color:var(--gold2)}
.ticker__src{font-size:24px;font-weight:700;margin-top:8px;line-height:1.25}
.ticker__dst{font-size:17px;margin-top:6px;opacity:.95}
.ticker__pair{font-size:12px;opacity:.6;margin-top:10px}
.ticker__dots{position:absolute;bottom:12px;right:16px;display:flex;gap:4px}
.ticker__dots i{width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.3)}.ticker__dots i.on{background:var(--gold)}

/* пары */
.pairs{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 18px}
.pair{background:#fff;border-radius:14px;padding:14px;border:1px solid var(--line);text-align:left;box-shadow:0 2px 8px rgba(15,31,61,.05);display:flex;flex-direction:column;gap:4px}
.pair:active{background:#eef2f9}
.pair__flags{font-size:22px;letter-spacing:2px}
.pair__name{font-weight:600;font-size:15px;line-height:1.2}
.pair__cnt{font-size:12px;color:var(--mut)}
.pair__bar{height:4px;border-radius:2px;background:var(--line);overflow:hidden;margin-top:4px}
.pair__bar i{display:block;height:100%;background:var(--gold)}
.homeacts{display:flex;gap:10px;padding:18px}
.homeacts .btn{flex:1}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 16px;border-radius:12px;border:0;background:var(--navy);color:#fff;font-weight:600;text-decoration:none;cursor:pointer}
.btn--gold{background:var(--gold);color:var(--navy)}
.btn--ghost{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn--ok{background:var(--ok)}.btn--danger{background:#fff;color:var(--red);border:1.5px solid var(--red)}
.btn--sm{padding:8px 12px;font-size:14px;border-radius:10px}
.btn--big{padding:16px;font-size:17px;width:100%;margin-top:8px}
.btn:disabled{opacity:.5}

/* словарь */
.search{padding:12px 18px;background:var(--navy);position:sticky;top:calc(68px + var(--sat));z-index:4}
.search input{width:100%;padding:12px 14px;border-radius:12px;border:0;background:#fff;font-size:16px}
.dict__body{display:flex}
.list{flex:1;min-width:0;padding-bottom:90px}
.letter{position:sticky;top:calc(132px + var(--sat));background:var(--bg);padding:14px 18px 4px;font-size:13px;font-weight:700;color:var(--gold);letter-spacing:1px;z-index:1}
.letter::after{content:"";display:block;height:1px;background:var(--line);margin-top:4px}
.row{display:flex;align-items:flex-start;gap:10px;padding:12px 18px;background:#fff;border-bottom:1px solid var(--line)}
.row:active{background:#eef2f9}
.row__main{flex:1;min-width:0}
.row__src{font-weight:600;font-size:16px}
.row__src small{font-weight:400;color:var(--mut);margin-left:6px}
.row__dst{color:#2f3b52;font-size:15px;margin-top:2px}
.row__tag{font-size:11px;color:var(--mut);margin-top:3px}
.row__ok{color:var(--ok);font-size:18px;margin-top:2px}
.rail{position:sticky;top:calc(132px + var(--sat));align-self:flex-start;display:flex;flex-direction:column;align-items:center;padding:6px 2px;width:26px;max-height:calc(100vh - 150px);overflow:hidden}
.rail a{font-size:11px;line-height:1.35;color:var(--navy);text-decoration:none;font-weight:600;padding:0 4px}
.rail a.on{color:var(--gold)}
.empty{padding:40px 24px;text-align:center;color:var(--mut)}
.fab{position:fixed;right:18px;bottom:calc(22px + var(--sab));width:60px;height:60px;border-radius:50%;border:0;background:var(--gold);color:var(--navy);font-size:34px;box-shadow:0 10px 24px rgba(212,175,55,.45);z-index:6;line-height:1}

/* шторка термина */
.sheet{position:fixed;inset:0;background:rgba(10,20,40,.55);z-index:40;display:flex;align-items:flex-end}
.sheet__card{width:100%;background:#fff;border-radius:22px 22px 0 0;padding:10px 20px calc(24px + var(--sab));max-height:88vh;overflow:auto;animation:sheetup .25s ease-out}
@keyframes sheetup{from{transform:translateY(40px);opacity:.5}to{transform:none;opacity:1}}
.sheet__handle{width:44px;height:5px;border-radius:3px;background:#d7dce6;margin:0 auto 14px}
.sheet__pair{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--mut)}
.sheet__src{font-size:26px;font-weight:700;margin-top:6px;line-height:1.25}
.sheet__tr{color:var(--mut);margin-top:2px}
.sheet__dst{font-size:19px;margin-top:12px;padding:12px 14px;background:#eef2f9;border-radius:12px;color:var(--navy);border-left:4px solid var(--gold)}
.sheet__note{margin-top:12px;color:#2f3b52;white-space:pre-wrap}
.sheet__tags{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}
.sheet__tags span{font-size:12px;background:#f1f3f8;border-radius:10px;padding:3px 9px;color:var(--mut)}
.sheet__meta{font-size:12px;color:var(--mut);margin-top:10px}
.sheet__acts{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.sheet__acts .btn--sm.on{background:var(--ok);color:#fff}

/* форма */
.frm{padding:18px;display:flex;flex-direction:column;gap:14px}
.frm label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:14px}
.frm input,.frm select,.frm textarea{padding:12px 14px;border-radius:12px;border:1.5px solid #d7dce6;background:#fff;font-weight:400;font-size:16px}
.frm input:focus,.frm textarea:focus,.frm select:focus{outline:2px solid var(--gold);border-color:transparent}
.frm small{font-weight:400;color:var(--mut)}
.chk{flex-direction:row!important;align-items:center;font-weight:400!important}
.chk input{width:20px;height:20px;accent-color:var(--navy)}

/* карточки */
.chips{display:flex;flex-wrap:wrap;gap:8px;padding:14px 18px 0}
.chip{padding:7px 12px;border-radius:20px;border:1.5px solid #cfd6e4;background:#fff;font-size:13px;color:var(--navy)}
.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.card{margin:16px 18px;min-height:280px;border-radius:22px;background:#fff;box-shadow:0 14px 34px rgba(15,31,61,.14);padding:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border-top:6px solid var(--gold)}
.card__pair{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--mut);align-self:flex-start}
.card__front{font-size:28px;font-weight:700;margin:auto 0;line-height:1.3}
.card__back{font-size:21px;color:var(--navy);margin-top:12px;padding:14px;background:#eef2f9;border-radius:14px;width:100%}
.card__hint{font-size:13px;color:var(--mut);margin-top:10px;min-height:18px;white-space:pre-wrap}
.learnacts{display:flex;gap:8px;padding:0 18px}
.learnacts .btn{flex:1;padding:14px 8px;font-size:14px}
.learn__progress{text-align:center;color:var(--mut);font-size:13px;margin-top:14px}

/* настройки */
.set{padding:6px 18px 18px}
.set h3{margin:22px 0 8px;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:var(--mut)}
.set__row{background:#fff;border-radius:14px;padding:14px;margin-top:10px;border:1px solid var(--line)}
.set__row b{display:block;margin-bottom:8px}
.set__row select{padding:8px 12px;border-radius:10px;border:1.5px solid #d7dce6;background:#fff}
.set__acts{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.switch{display:flex;align-items:center;gap:12px;background:#fff;border-radius:14px;padding:14px;border:1px solid var(--line);font-weight:600}
.switch input{width:22px;height:22px;accent-color:var(--gold)}
.times{display:flex;flex-wrap:wrap;gap:8px}
.time{display:inline-flex;align-items:center;gap:6px;background:var(--navy);color:#fff;border-radius:20px;padding:6px 8px 6px 14px;font-weight:600}
.time button{border:0;background:rgba(255,255,255,.2);color:#fff;border-radius:50%;width:22px;height:22px;line-height:1}
.addtime{display:flex;gap:8px;margin-top:10px;align-items:center}
.addtime input{padding:8px 10px;border-radius:10px;border:1.5px solid #d7dce6}
.days{display:flex;gap:6px}
.day{flex:1;padding:9px 0;border-radius:10px;border:1.5px solid #cfd6e4;background:#fff;font-size:13px;font-weight:600;color:var(--navy)}
.day.on{background:var(--gold);border-color:var(--gold)}
.toast{position:fixed;left:50%;bottom:calc(90px + var(--sab));transform:translateX(-50%);background:#1b2a4a;color:#fff;padding:10px 16px;border-radius:12px;font-size:14px;z-index:60;box-shadow:0 8px 20px rgba(0,0,0,.3);max-width:90vw;text-align:center}
.offline{position:fixed;top:0;left:0;right:0;padding:calc(4px + var(--sat)) 0 4px;background:#b7791f;color:#fff;font-size:12px;text-align:center;z-index:70}
@media (min-width:700px){.screen{max-width:520px;margin:0 auto;box-shadow:0 0 60px rgba(0,0,0,.4)}.sheet__card{max-width:520px;margin:0 auto}}