/* ============ Españolito — štýly ============ */
:root{
  --red:#b3402a;          /* terakota červená */
  --red-dark:#8f2f1d;
  --amber:#e8a13c;        /* španielska žltá */
  --amber-soft:#f6d9a0;
  --cream:#faf4ea;        /* pozadie */
  --card:#ffffff;
  --ink:#2d2118;          /* text */
  --ink-soft:#7a6a5b;
  --green:#3e8e5a;
  --green-soft:#e2f2e7;
  --red-err:#c44536;
  --red-soft:#fbe4df;
  --blue:#3a6ea5;
  --blue-soft:#e3edf7;
  --radius:18px;
  --shadow:0 2px 10px rgba(80,50,20,.08);
  --shadow-lg:0 8px 28px rgba(80,50,20,.16);
  --safe-bottom:env(safe-area-inset-bottom, 0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Nunito',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--cream);
  color:var(--ink);
  min-height:100dvh;
  font-size:16px;
  line-height:1.5;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;font-size:inherit}
h1,h2,h3{line-height:1.25;margin:0 0 .5em}
a{color:var(--red)}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(135deg,var(--red) 0%,#c9542f 60%,#d4682f 100%);
  color:#fff;
  padding-top:env(safe-area-inset-top,0px);
  box-shadow:0 2px 12px rgba(143,47,29,.35);
}
.topbar-inner{
  max-width:860px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;
}
.brand{display:flex;align-items:center;gap:8px;color:#fff}
.brand-logo{font-size:24px}
.brand-name{font-weight:900;font-size:20px;letter-spacing:.3px}
.topbar-right{display:flex;align-items:center;gap:6px}
.stat-chip{
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.25);
  border-radius:999px;padding:3px 10px;
  font-weight:800;font-size:13px;white-space:nowrap;
}
.icon-btn{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:19px;background:rgba(255,255,255,.14);
  transition:transform .15s;
}
.icon-btn:active{transform:scale(.9)}

/* ---------- layout ---------- */
.view{
  max-width:860px;margin:0 auto;
  padding:18px 14px calc(86px + var(--safe-bottom));
  outline:none;
}
.section-title{font-size:22px;font-weight:900;margin:18px 0 10px;display:flex;align-items:center;gap:8px}
.section-sub{color:var(--ink-soft);margin:-6px 0 14px;font-size:14.5px}

/* ---------- tabbar ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  background:#fffdf9;
  border-top:1px solid #eadfce;
  display:flex;justify-content:space-around;
  padding:6px 4px calc(6px + var(--safe-bottom));
  max-width:100vw;
}
.tab{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:4px 2px;border-radius:14px;color:var(--ink-soft);
  font-weight:700;max-width:120px;
  transition:transform .12s;
}
.tab:active{transform:scale(.92)}
.tab-ico{font-size:22px;filter:grayscale(.6);opacity:.75;transition:.15s}
.tab-lbl{font-size:11px}
.tab.active{color:var(--red)}
.tab.active .tab-ico{filter:none;opacity:1;transform:translateY(-1px)}

/* ---------- karty ---------- */
.card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;margin-bottom:12px;
}
.card.clickable{transition:transform .15s, box-shadow .15s}
.card.clickable:active{transform:scale(.98)}
.hero{
  background:linear-gradient(135deg,#fff7ea,#ffe9c9);
  border:1px solid #f3ddb4;
  border-radius:22px;padding:20px 18px;margin-bottom:16px;
  position:relative;overflow:hidden;
}
.hero h1{font-size:24px;font-weight:900;margin-bottom:4px}
.hero p{margin:0;color:var(--ink-soft)}
.hero .hero-emoji{position:absolute;right:10px;top:6px;font-size:54px;opacity:.85}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:480px){.grid-2.collapse{grid-template-columns:1fr}}

/* topic / lesson cards */
.topic-card{
  display:flex;align-items:center;gap:14px;width:100%;text-align:left;
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px 16px;margin-bottom:10px;
  transition:transform .15s;
}
.topic-card:active{transform:scale(.98)}
.topic-emoji{
  font-size:26px;width:52px;height:52px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--amber-soft);border-radius:16px;
}
.topic-emoji.grammar{background:var(--blue-soft)}
.topic-emoji.chat{background:var(--green-soft)}
.topic-info{flex:1;min-width:0}
.topic-title{font-weight:800;font-size:16px}
.topic-meta{font-size:13px;color:var(--ink-soft)}
.topic-right{flex:none;text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.pct{font-size:13px;font-weight:800;color:var(--green)}

.progress{height:7px;background:#f0e6d6;border-radius:99px;overflow:hidden;margin-top:7px}
.progress > div{height:100%;background:linear-gradient(90deg,var(--amber),var(--green));border-radius:99px;transition:width .4s}

/* level chips */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0 16px}
.chip{
  border:2px solid #e7d9c2;background:#fff;border-radius:999px;
  padding:6px 16px;font-weight:800;font-size:14px;color:var(--ink-soft);
  transition:.15s;
}
.chip.active{background:var(--red);border-color:var(--red);color:#fff}
.chip:active{transform:scale(.94)}

.badge{display:inline-block;background:var(--blue-soft);color:var(--blue);font-size:11.5px;font-weight:800;border-radius:8px;padding:2px 8px;vertical-align:middle}
.badge.lv-A1{background:#e2f2e7;color:#3e8e5a}
.badge.lv-A2{background:#e3edf7;color:#3a6ea5}
.badge.lv-B1{background:#fdeeda;color:#c07b1f}
.badge.lv-B2{background:#fbe4df;color:#c44536}

/* ---------- tlačidlá ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:16px;padding:13px 22px;font-weight:800;font-size:16px;
  background:var(--red);color:#fff;box-shadow:0 3px 0 var(--red-dark);
  transition:transform .12s;
}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--red-dark)}
.btn.secondary{background:#fff;color:var(--red);box-shadow:0 3px 0 #e3d6c0;border:2px solid #eee0c9}
.btn.green{background:var(--green);box-shadow:0 3px 0 #2c6841}
.btn.block{width:100%}
.btn.small{padding:8px 14px;font-size:14px;border-radius:12px}
.btn:disabled{opacity:.45;pointer-events:none}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}

/* audio button */
.speak{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;
  background:var(--amber-soft);font-size:16px;flex:none;
  transition:transform .12s;vertical-align:middle;
}
.speak:active{transform:scale(.85)}
.speak.lg{width:46px;height:46px;font-size:21px}
.speak.speaking{background:var(--amber);animation:pulse 1s infinite}
@keyframes pulse{50%{transform:scale(1.12)}}

/* ---------- zoznam slovíčok ---------- */
.word-row{
  display:flex;align-items:center;gap:10px;
  background:#fff;border-radius:14px;box-shadow:var(--shadow);
  padding:10px 12px;margin-bottom:8px;
}
.word-es{font-weight:800;font-size:16px}
.word-sk{color:var(--ink-soft);font-size:14px}
.word-main{flex:1;min-width:0}
.word-ex{font-size:13px;color:var(--ink-soft);font-style:italic;margin-top:2px;display:none}
.word-row.open .word-ex{display:block}
.strength{display:flex;gap:2px;flex:none}
.strength i{width:5px;height:14px;border-radius:3px;background:#eee2cd}
.strength i.on{background:var(--green)}

/* ---------- flashcards ---------- */
.flash-wrap{perspective:1200px;margin:14px 0}
.flash{
  position:relative;width:100%;height:300px;
  transform-style:preserve-3d;transition:transform .5s;
  cursor:pointer;
}
.flash.flipped{transform:rotateY(180deg)}
.flash-face{
  position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  background:#fff;border-radius:24px;box-shadow:var(--shadow-lg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  padding:24px;text-align:center;
}
.flash-face.back{transform:rotateY(180deg);background:linear-gradient(160deg,#fff,#fdf3e2)}
.flash-word{font-size:34px;font-weight:900}
.flash-hint{color:var(--ink-soft);font-size:14px}
.flash-ex{font-style:italic;color:var(--ink-soft);font-size:15px}
.flash-controls{display:flex;gap:10px;justify-content:center;margin-top:14px}

/* ---------- cvičenia ---------- */
.quiz-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.quiz-bar{flex:1;height:12px;background:#f0e6d6;border-radius:99px;overflow:hidden}
.quiz-bar>div{height:100%;background:linear-gradient(90deg,var(--amber),var(--green));transition:width .35s;border-radius:99px}
.quiz-count{font-weight:800;color:var(--ink-soft);font-size:14px}
.quiz-q{font-size:21px;font-weight:800;margin:10px 0 18px}
.quiz-q .speak{margin-left:8px}
.quiz-note{color:var(--ink-soft);font-size:14px;margin:-12px 0 16px}

.opt{
  display:flex;width:100%;align-items:center;text-align:left;gap:10px;
  background:#fff;border:2px solid #eee0c9;border-radius:16px;
  padding:14px 16px;margin-bottom:10px;font-weight:700;font-size:16.5px;
  transition:.15s;
}
.opt:active{transform:scale(.98)}
.opt.sel{border-color:var(--blue);background:var(--blue-soft)}
.opt.ok{border-color:var(--green);background:var(--green-soft)}
.opt.bad{border-color:var(--red-err);background:var(--red-soft)}
.opt:disabled{opacity:.85}

.fill-input{
  width:100%;border:2px solid #eee0c9;border-radius:16px;
  padding:14px 16px;font-size:18px;font-family:inherit;font-weight:700;
  background:#fff;outline:none;color:var(--ink);
}
.fill-input:focus{border-color:var(--amber)}
.fill-input.ok{border-color:var(--green);background:var(--green-soft)}
.fill-input.bad{border-color:var(--red-err);background:var(--red-soft)}
.accents{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.accent-key{
  min-width:40px;height:40px;border-radius:10px;background:#fff;
  border:1.5px solid #eee0c9;font-size:17px;font-weight:800;
  transition:.1s;
}
.accent-key:active{background:var(--amber-soft);transform:scale(.92)}

.word-bank{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 4px;min-height:46px}
.order-line{
  display:flex;flex-wrap:wrap;gap:8px;min-height:54px;align-items:center;
  background:#fff;border:2px dashed #e3d2b4;border-radius:16px;padding:8px 10px;margin-bottom:12px;
}
.word-chip{
  background:#fff;border:2px solid #eee0c9;border-radius:12px;
  padding:8px 14px;font-weight:800;font-size:16px;transition:.12s;
}
.word-chip:active{transform:scale(.92)}
.order-line .word-chip{background:var(--amber-soft);border-color:var(--amber)}
.word-chip.used{opacity:.25;pointer-events:none}

.match-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.match-card{
  background:#fff;border:2px solid #eee0c9;border-radius:14px;
  padding:14px 10px;font-weight:800;font-size:15.5px;text-align:center;
  transition:.15s;min-height:56px;display:flex;align-items:center;justify-content:center;
}
.match-card.sel{border-color:var(--blue);background:var(--blue-soft)}
.match-card.done{border-color:var(--green);background:var(--green-soft);opacity:.55;pointer-events:none}
.match-card.shake{animation:shake .35s}
@keyframes shake{20%{transform:translateX(-5px)}40%{transform:translateX(5px)}60%{transform:translateX(-4px)}80%{transform:translateX(3px)}}

.feedback{
  border-radius:16px;padding:14px 16px;margin:14px 0;font-weight:700;
  display:none;
}
.feedback.show{display:block;animation:popin .25s}
.feedback.ok{background:var(--green-soft);color:#27603d;border:1.5px solid #b8dec5}
.feedback.bad{background:var(--red-soft);color:#8f2f1d;border:1.5px solid #efc0b5}
.feedback small{display:block;font-weight:600;margin-top:4px}
@keyframes popin{from{transform:scale(.92);opacity:0}}

/* výsledok */
.result-box{text-align:center;padding:30px 16px}
.result-emoji{font-size:64px}
.result-score{font-size:40px;font-weight:900;margin:8px 0}
.result-msg{color:var(--ink-soft);margin-bottom:20px}
.xp-pop{display:inline-block;background:var(--amber-soft);border-radius:999px;padding:6px 18px;font-weight:900;color:#9a6712;margin-bottom:14px}

/* ---------- gramatika obsah ---------- */
.lesson-body{font-size:16px}
.lesson-body h3{font-size:17.5px;margin:20px 0 8px;color:var(--red-dark)}
.lesson-body p{margin:8px 0}
.lesson-body table{
  width:100%;border-collapse:collapse;margin:12px 0;
  background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--shadow);
  font-size:15px;
}
.lesson-body th{background:var(--amber-soft);padding:9px 10px;text-align:left;font-size:13.5px}
.lesson-body td{padding:9px 10px;border-top:1px solid #f3ead9}
.lesson-body td:first-child{font-weight:800}
.tip{
  background:var(--blue-soft);border-left:4px solid var(--blue);
  border-radius:0 14px 14px 0;padding:10px 14px;margin:14px 0;font-size:15px;
}
.tip.warn{background:#fdeeda;border-color:var(--amber)}
.example-row{
  display:flex;align-items:center;gap:10px;background:#fff;
  border-radius:14px;box-shadow:var(--shadow);padding:10px 14px;margin-bottom:8px;
}
.example-es{font-weight:800}
.example-sk{color:var(--ink-soft);font-size:14px}

/* ---------- chat ---------- */
.chat-window{display:flex;flex-direction:column;gap:10px;padding-bottom:8px}
.bubble{
  max-width:84%;border-radius:18px;padding:11px 15px;
  animation:popin .25s;position:relative;font-size:16px;
}
.bubble.bot{background:#fff;box-shadow:var(--shadow);align-self:flex-start;border-bottom-left-radius:6px}
.bubble.me{background:var(--red);color:#fff;align-self:flex-end;border-bottom-right-radius:6px}
.bubble .b-trans{display:block;font-size:13px;color:var(--ink-soft);margin-top:5px;border-top:1px dashed #e8dcc8;padding-top:5px}
.bubble.me .b-trans{color:#ffd9cd;border-color:rgba(255,255,255,.3)}
.bubble .b-tools{margin-top:6px;display:flex;gap:6px}
.bubble .mini{font-size:12px;background:var(--amber-soft);border-radius:8px;padding:3px 8px;font-weight:700}
.bubble.me .mini{background:rgba(255,255,255,.2);color:#fff}
.chat-options{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.chat-input-row{display:flex;gap:8px;margin-top:14px}
.chat-input-row .fill-input{flex:1}
.typing{display:inline-flex;gap:4px;padding:6px 2px}
.typing i{width:7px;height:7px;border-radius:50%;background:#cbb89a;animation:blink 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{40%{opacity:.3}}

/* ---------- videá ---------- */
.video-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;margin-bottom:14px}
.video-thumb{
  position:relative;width:100%;aspect-ratio:16/9;background:#000;
  display:block;border:none;padding:0;cursor:pointer;
}
.video-thumb img{width:100%;height:100%;object-fit:cover;display:block;opacity:.92}
.video-thumb .play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
}
.video-thumb .play span{
  width:64px;height:64px;border-radius:50%;background:rgba(179,64,42,.92);
  display:flex;align-items:center;justify-content:center;font-size:26px;color:#fff;
  box-shadow:0 4px 18px rgba(0,0,0,.4);transition:transform .15s;
}
.video-thumb:active .play span{transform:scale(.9)}
.video-card iframe{width:100%;aspect-ratio:16/9;border:none;display:block}
.video-info{padding:12px 14px}
.video-title{font-weight:800}
.video-meta{font-size:13px;color:var(--ink-soft);margin-top:3px}

/* ---------- modal ---------- */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(40,25,12,.5);z-index:100;
  display:flex;align-items:flex-end;justify-content:center;
  animation:fadein .2s;
}
@keyframes fadein{from{opacity:0}}
.modal{
  background:var(--cream);width:100%;max-width:560px;
  border-radius:24px 24px 0 0;max-height:88dvh;overflow:auto;
  padding:18px 18px calc(24px + var(--safe-bottom));
  animation:slideup .25s;
}
@keyframes slideup{from{transform:translateY(40px);opacity:0}}
@media(min-width:640px){
  .modal-backdrop{align-items:center}
  .modal{border-radius:24px}
}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.modal-head h2{margin:0;font-size:20px}
.modal-head .icon-btn{background:#eee2cd;color:var(--ink)}
.set-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px solid #eee2cd}
.set-row label{font-weight:700}
.set-row .hint{display:block;font-weight:400;font-size:13px;color:var(--ink-soft)}
select.inp{border:2px solid #eee0c9;border-radius:12px;padding:8px 12px;font-family:inherit;font-weight:700;background:#fff;font-size:15px}
.switch{position:relative;width:52px;height:30px;flex:none}
.switch input{opacity:0;width:0;height:0}
.switch i{position:absolute;inset:0;background:#ddd0b8;border-radius:99px;transition:.2s;cursor:pointer}
.switch i:before{content:'';position:absolute;width:24px;height:24px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.2s;box-shadow:0 1px 4px rgba(0,0,0,.25)}
.switch input:checked + i{background:var(--green)}
.switch input:checked + i:before{left:25px}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:calc(96px + var(--safe-bottom));transform:translateX(-50%);
  background:var(--ink);color:#fff;border-radius:14px;padding:11px 20px;
  font-weight:700;z-index:200;box-shadow:var(--shadow-lg);
  animation:popin .25s;max-width:90vw;text-align:center;
}

/* ---------- achievementy ---------- */
.ach-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}
.ach{
  background:#fff;border-radius:16px;box-shadow:var(--shadow);
  padding:12px 8px;text-align:center;
}
.ach .a-ico{font-size:28px}
.ach .a-name{font-size:12px;font-weight:800;margin-top:4px}
.ach.locked{opacity:.38;filter:grayscale(1)}

/* ---------- word of day ---------- */
.wod{display:flex;align-items:center;gap:14px}
.wod-word{font-size:24px;font-weight:900}
.wod-info{flex:1}

/* konfety */
.confetti{position:fixed;top:-12px;z-index:300;font-size:22px;animation:fall linear forwards;pointer-events:none}
@keyframes fall{to{transform:translateY(105vh) rotate(680deg);opacity:.6}}

.back-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:800;color:var(--ink-soft);
  margin-bottom:12px;font-size:14.5px;
}
.empty{color:var(--ink-soft);text-align:center;padding:30px 10px}
.center{text-align:center}
.mt0{margin-top:0}.mb0{margin-bottom:0}