@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700&family=Nunito:wght@400;600;700&display=swap');

:root {
  --blue:#2563eb; --blue-light:#eff6ff; --blue-mid:#dbeafe;
  --green:#16a34a; --green-light:#f0fdf4;
  --red:#dc2626; --red-light:#fef2f2;
  --orange:#ea580c; --purple:#7c3aed;
  --gray-50:#f8fafc; --gray-100:#f1f5f9; --gray-200:#e2e8f0;
  --gray-400:#94a3b8; --gray-600:#475569; --gray-800:#1e293b;
  --shadow:0 2px 12px rgba(0,0,0,0.08); --shadow-lg:0 8px 32px rgba(0,0,0,0.12);
  --r:14px; --rs:8px;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Nunito',sans-serif;background:var(--gray-50);color:var(--gray-800);min-height:100vh;font-size:15px;}
.app-wrap{max-width:640px;margin:0 auto;background:#fff;min-height:100vh;box-shadow:var(--shadow-lg);}

/* TOPBAR */
.topbar{background:var(--blue);padding:14px 16px 12px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;}
.topbar-logo{font-family:'Playfair Display',serif;font-size:20px;color:#fff;}
.topbar-logo span{display:block;font-family:'Nunito',sans-serif;font-size:11px;color:#bfdbfe;font-weight:600;}
.topbar-right{display:flex;align-items:center;gap:8px;}
.topbar-user{font-size:12px;color:#bfdbfe;font-weight:700;}
.btn-icon{background:rgba(255,255,255,0.2);border:none;border-radius:50%;width:34px;height:34px;color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;text-decoration:none;transition:background 0.2s;}
.btn-icon:hover{background:rgba(255,255,255,0.35);}

/* TABS */
.nav-tabs{display:flex;background:#fff;border-bottom:2px solid var(--gray-100);overflow-x:auto;scrollbar-width:none;}
.nav-tabs::-webkit-scrollbar{display:none;}
.nav-tab{flex:1;min-width:70px;padding:9px 4px;text-align:center;font-size:11px;font-weight:700;color:var(--gray-400);border-bottom:2px solid transparent;margin-bottom:-2px;text-decoration:none;transition:all 0.2s;white-space:nowrap;display:block;}
.tab-icon{font-size:16px;display:block;margin-bottom:1px;}
.nav-tab.active{color:var(--blue);border-bottom-color:var(--blue);}

/* SEARCH */
.search-bar{padding:9px 13px;background:#fff;border-bottom:1px solid var(--gray-100);display:flex;gap:8px;}
.search-input{flex:1;padding:9px 12px;border:1.5px solid var(--gray-200);border-radius:9px;font-size:14px;font-family:'Nunito',sans-serif;outline:none;background:var(--gray-50);}
.search-input:focus{border-color:var(--blue);background:#fff;}

/* CHIPS */
.filter-chips{display:flex;gap:6px;padding:7px 13px;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--gray-100);}
.filter-chips::-webkit-scrollbar{display:none;}
.chip{padding:4px 11px;border-radius:20px;font-size:11px;font-weight:700;white-space:nowrap;cursor:pointer;border:1.5px solid var(--gray-200);color:var(--gray-600);background:#fff;transition:all 0.15s;}
.chip.active{background:var(--blue);color:#fff;border-color:var(--blue);}

/* WORD CARDS */
.word-list{padding:10px 13px;display:flex;flex-direction:column;gap:9px;}
.word-top {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  width: 100%;
}
.word-bottom {
  margin-top: 12px;
  width: 100%;
}
.word-bottom .conj-wrap { margin-top: 0; }
.word-bottom .tense-tabs { flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.word-card {
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--r);
  padding: 16px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.word-card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.word-card.is-learned { opacity: 0.5; }
.word-card.is-learned{opacity:0.5;}
.word-thumb {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  background: var(--gray-100);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 42px;
  overflow: hidden;
}
.word-thumb img{width:100%;height:100%;object-fit:cover;}
.word-body{flex:1;min-width:0;}
.word-fr {
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  color: var(--blue);
  line-height: 1.2;
}
.is-learned .word-fr{text-decoration:line-through;}
.word-ru { font-size: 17px; color: var(--gray-600); margin-top: 3px; }
.word-assoc { font-size: 14px; color: var(--gray-400); margin-top: 5px; font-style: italic; }
.word-meta{display:flex;gap:5px;margin-top:5px;flex-wrap:wrap;}
.badge { padding: 3px 10px; border-radius: 9px; font-size: 13px; font-weight: 700; }
.badge-theme{background:var(--gray-100);color:var(--gray-600);}
.word-actions{display:flex;flex-direction:column;gap:5px;align-items:flex-end;flex-shrink:0;}
.learned-btn{width:24px;height:24px;border-radius:50%;border:2px solid var(--gray-200);background:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;transition:all 0.15s;color:transparent;}
.learned-btn.done{background:var(--green);border-color:var(--green);color:#fff;}
.delete-btn{background:none;border:none;color:var(--gray-400);font-size:14px;cursor:pointer;padding:2px;transition:color 0.15s;}
.delete-btn:hover{color:var(--red);}

/* CONJUGATIONS */
.conj-wrap{margin-top:7px;}
.tense-tabs{display:flex;gap:4px;margin-bottom:5px;flex-wrap:wrap;}
.tt {
  padding: 5px 11px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  border: 1.5px solid var(--gray-200);
  color: var(--gray-600);
  cursor: pointer;
  background: #fff;
  transition: all 0.15s;
}
.tt.active{background:var(--blue);color:#fff;border-color:var(--blue);}
.conj-table {
  background: var(--blue-light);
  border-radius: var(--rs);
  padding: 10px 12px;
  font-size: 15px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.conj-row{display:flex;gap:7px;}
.conj-pro { color: var(--gray-400); font-weight: 700; min-width: 44px; }
.conj-val { color: var(--blue); font-weight: 700; }
.neg-form {
  margin-top: 6px;
  background: var(--red-light);
  border-radius: var(--rs);
  padding: 9px 12px;
  font-size: 14px;
}
.neg-label { color: var(--red); font-weight: 700; margin-bottom: 2px; font-size: 14px; }
.neg-val { color: #b91c1c; font-size: 15px; }

/* RULES */
.rules-list{padding:10px 13px;display:flex;flex-direction:column;gap:9px;}
.rule-card{background:#fff;border:1.5px solid var(--gray-200);border-radius:var(--r);overflow:hidden;}
.rule-header{padding:12px 13px;display:flex;align-items:center;gap:9px;cursor:pointer;user-select:none;}
.rule-icon{width:34px;height:34px;border-radius:7px;background:var(--blue-light);display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;}
.rule-title-wrap{flex:1;}
.rule-title{font-weight:700;font-size:14px;}
.rule-sub{font-size:11px;color:var(--gray-400);margin-top:1px;}
.rule-toggle{color:var(--gray-400);font-size:13px;transition:transform 0.2s;}
.rule-card.open .rule-toggle{transform:rotate(180deg);}
.rule-body{display:none;padding:11px 13px 13px;border-top:1px solid var(--gray-100);}
.rule-card.open .rule-body{display:block;}
.rule-content{font-size:13px;color:var(--gray-600);line-height:1.65;white-space:pre-wrap;}
.rule-example{background:var(--blue-light);border-radius:var(--rs);padding:9px 11px;margin-top:9px;font-size:13px;}
.rule-fr{color:var(--blue);font-weight:700;margin-bottom:2px;}
.rule-ru{color:var(--gray-600);}
.rule-actions{display:flex;justify-content:flex-end;margin-top:9px;}

/* DICTIONARY */
.dict-controls{padding:9px 13px;display:flex;gap:8px;border-bottom:1px solid var(--gray-100);}
.sort-toggle{display:flex;background:var(--gray-100);border-radius:7px;overflow:hidden;}
.sort-btn{padding:6px 13px;font-size:12px;font-weight:700;border:none;background:none;color:var(--gray-400);cursor:pointer;font-family:'Nunito',sans-serif;transition:all 0.15s;}
.sort-btn.active{background:var(--blue);color:#fff;border-radius:7px;}
.dict-list{padding:0 13px 20px;}
.dict-letter{font-family:'Playfair Display',serif;font-size:20px;color:var(--blue);padding:12px 0 5px;border-bottom:2px solid var(--blue-mid);margin-bottom:7px;}
.dict-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  gap: 10px;
  cursor: default;
  transition: background 0.15s;
}
.dict-item-link { cursor: pointer; }
.dict-item-link:hover { background: var(--blue-light); }
.dict-fr { font-size: 18px; font-weight: 700; color: var(--blue); min-width: 140px; }
.dict-ru { font-size: 16px; color: var(--gray-600); flex: 1; }
.dict-letter { font-size: 22px; font-weight: 800; color: var(--blue); padding: 10px 16px 4px; background: var(--gray-50); border-bottom: 2px solid var(--blue); margin-top: 8px; }
.dict-fr{font-weight:700;color:var(--gray-800);min-width:120px;flex-shrink:0;font-size:13px;}
.dict-ru{color:var(--gray-600);font-size:12px;flex:1;}

/* STATS */
.stats-wrap{padding:14px 13px;}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:18px;}
.stat-card{background:#fff;border:1.5px solid var(--gray-200);border-radius:var(--r);padding:14px 10px;text-align:center;}
.stat-num{font-family:'Playfair Display',serif;font-size:30px;line-height:1;}
.stat-label{font-size:11px;color:var(--gray-400);font-weight:700;margin-top:3px;}
.stat-blue .stat-num{color:var(--blue);}
.stat-green .stat-num{color:var(--green);}
.stat-orange .stat-num{color:var(--orange);}
.stat-purple .stat-num{color:var(--purple);}
.section-title{font-weight:700;font-size:13px;color:var(--gray-600);margin-bottom:10px;}
.progress-item{margin-bottom:10px;}
.progress-label{display:flex;justify-content:space-between;font-size:12px;margin-bottom:4px;}
.progress-bar{height:7px;background:var(--gray-100);border-radius:4px;overflow:hidden;}
.progress-fill{height:100%;border-radius:4px;background:var(--blue);transition:width 0.6s;}
.progress-fill.green{background:var(--green);}
.progress-fill.orange{background:var(--orange);}

/* FORMS */
.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1.5px solid var(--gray-200);border-radius:var(--rs);font-size:14px;font-family:'Nunito',sans-serif;outline:none;background:#fff;color:var(--gray-800);transition:border-color 0.15s;margin-bottom:12px;}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--blue);}
.form-textarea{resize:vertical;min-height:80px;}
.form-label{font-size:11px;font-weight:700;color:var(--gray-600);text-transform:uppercase;letter-spacing:0.4px;display:block;margin-bottom:4px;}
.form-group{margin-bottom:12px;}
.form-row{display:flex;gap:9px;}
.form-row .form-group{flex:1;margin-bottom:0;}
.form-error-msg{font-size:12px;color:var(--red);margin-top:3px;}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:200;display:flex;align-items:flex-end;justify-content:center;}
.modal{background:#fff;border-radius:20px 20px 0 0;padding:18px 16px 32px;width:100%;max-width:640px;max-height:92vh;overflow-y:auto;}
.modal-title{font-family:'Playfair Display',serif;font-size:19px;color:var(--gray-800);margin-bottom:16px;}
.modal-close{float:right;background:none;border:none;font-size:20px;color:var(--gray-400);cursor:pointer;margin-top:-2px;}

/* DUP WARN */
.dup-warn{background:#fff7ed;border:1.5px solid #fed7aa;border-radius:var(--rs);padding:9px 11px;font-size:12px;color:var(--orange);margin-bottom:12px;display:none;}
.dup-warn.show{display:flex;gap:7px;align-items:flex-start;}
.dup-words span{display:block;color:var(--gray-600);font-size:11px;}

/* BUTTONS */
.btn-primary{width:100%;padding:13px;background:var(--blue);color:#fff;border:none;border-radius:var(--r);font-size:15px;font-weight:700;font-family:'Nunito',sans-serif;cursor:pointer;transition:background 0.15s;margin-top:4px;}
.btn-primary:hover{background:#1d4ed8;}

/* LOGIN */
.login-page{background:var(--blue);display:flex;align-items:center;justify-content:center;min-height:100vh;}
.login-wrap{width:100%;max-width:400px;padding:20px;}
.login-box{background:#fff;border-radius:20px;padding:28px 22px;box-shadow:var(--shadow-lg);}
.login-logo{font-family:'Playfair Display',serif;font-size:26px;color:var(--blue);text-align:center;}
.login-sub{font-size:13px;color:var(--gray-400);text-align:center;margin-bottom:22px;}
.login-hint{font-size:13px;color:var(--gray-600);margin-bottom:10px;font-weight:700;}
.user-chip{padding:7px 14px;border-radius:20px;border:1.5px solid var(--blue);color:var(--blue);background:#fff;font-size:13px;font-weight:700;font-family:'Nunito',sans-serif;cursor:pointer;transition:all 0.15s;}
.user-chip:hover{background:var(--blue);color:#fff;}

/* EMPTY */
.empty-state{text-align:center;padding:50px 20px;color:var(--gray-400);}
.empty-icon{font-size:48px;display:block;margin-bottom:10px;}
.empty-state p{font-size:15px;font-weight:600;color:var(--gray-600);}
.empty-state small{font-size:12px;}

/* TOAST */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--gray-800);color:#fff;padding:10px 20px;border-radius:20px;font-size:13px;font-weight:600;z-index:999;transition:transform 0.3s;pointer-events:none;}
.toast.show{transform:translateX(-50%) translateY(0);}



.word-translit { font-size: 13px; color: var(--gray-400); font-style: italic; margin-top: 1px; }
.conj-translit { font-size: 11px; color: var(--gray-400); font-style: italic; margin-left: auto; }
.neg-translit { font-size: 12px; color: #b91c1c; opacity: 0.7; font-style: italic; margin-top: 2px; }
.neg-ru { font-size: 13px; color: #b91c1c; font-weight: 600; margin-top: 3px; }