:root{
  --accent:#e86963;       /* основной красный */
  --accent-dark:#d95d57;  
  --border:#d9d9d9;
  --text:#222;
  --muted:#666;
  --bg:#ffffff;
  --panel:#ffffff;
  --soft:#f6f6f6;
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  color:var(--text);
  background:#fff;
}

.page{
  width:min(1300px, 96vw);
  margin:14px auto;
  border:1px solid var(--border);
  background:var(--bg);
}

/* Верхняя полоса */
.topbar{
  background:var(--accent);
  color:#fff;
  padding:14px 16px;
  font-weight:800;
  font-size:26px;
  line-height:1;
}

/* Второй ряд: вкладки */
.tabs{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top:1px solid rgba(255,255,255,0.35);
}
.tab{
  background:var(--accent);
  color:#fff;
  text-align:center;
  font-weight:800;
  padding:12px 8px;
  border-right:2px solid rgba(255,255,255,0.85);
  letter-spacing:0.3px;
  text-transform:lowercase;
}
.tab:last-child{ border-right:none; }

/* Основная зона (3 колонки) */
.main{
  display:grid;
  grid-template-columns: 280px 1fr 360px;
  gap:0;
  border-top:2px solid #fff; /* тонкая белая как на макете */
}

.panel{
  background:var(--panel);
  border-right:1px solid var(--border);
  min-height:320px;
}
.panel:last-child{
  border-right:none;
}

/* Левый список "термины" */
.left{
  padding:14px 14px 0px 14px;
}


/* Центр график */
.center{
  padding:10px;              /* одинаково со всех сторон */
  display:flex;
  align-items:stretch;
  justify-content:stretch;
}
.chartWrap{
  position:relative;
  top: 10px;
  width:100%;
  min-height:260px;
  display:flex;
  align-items:stretch;
  justify-content:stretch;
  overflow:visible;
}
canvas{
  width:100% !important;
  height:100% !important;
}

/* Правый "Что/если" */
.right{
  padding:8px 16px 12px 16px;
}
.whatifTitle{
  margin:0 0 10px 0;
  color:var(--accent);
  font-size:30px;
  font-weight:900;
}
.field{
  display:flex;
  align-items:center;
  gap:10px;
  margin:10px 0 14px 0;
}
.label{
  color:var(--muted);
  padding-left: 20px; /* Общий отступ для всего текста */
  text-indent: -20px; /* Первая строка "выезжает" обратно влево */
  font-size:14px;
  min-width:56px;
}
.input{
  width:100px;
  height:36px;
  border:1px solid var(--border);
  border-radius:4px;
  padding:0 10px;
  font-size:14px;
  outline:none;
  background:#fff;
}
.input:focus{
  border-color:#bdbdbd;
  box-shadow:0 0 0 3px rgba(232,105,99,0.15);
}
.whatifText{
  font-size:14px;
  line-height:1.55;
  color:#333;
  border-left:0;
}

/* Ряд управления покупкой/продажей */
.tradeRow{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  padding:12px 10px 16px 10px;
  border-top:1px solid var(--border);
}
.tradeRow .smallLabel{
  font-size:14px;
  color:#333;
}
.tradeRow .tradeInput{
  width:80px;
  height:36px;
  border:1px solid var(--border);
  border-radius:4px;
  padding:0 10px;
  font-size:14px;
}

.tradeRow .smallLabelLot{
  font-size:14px;
  color:#333;
}

.tradeRow .tradeValue{
  display: inline-block;
  min-width: 40px;
  height: 36px;
  line-height: 36px;
  padding: 0 10px;
  border:1px solid var(--border);
  border-radius: 4px;
  font-size:14px;
}

.btn{
  height:36px;
  padding:0 26px;
  border:none;
  border-radius:6px;
  background:var(--accent);
  color:#fff;
  font-weight:800;
  cursor:pointer;
  transition:transform .02s ease, background .15s ease;
}
.btn:hover{ background:var(--accent-dark); }
.btn:active{ transform:translateY(1px); }

/* Нижние 3 колонки */
.bottom{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top:1px solid var(--border);
}
.bottomBox{
  padding:18px 16px 20px 16px;
  border-right:1px solid var(--border);
  min-height:150px;
}
.bottomBox:last-child{ border-right:none; }
.bottomTitle{
  margin:0 0 10px 0;
  font-size:20px;
  font-weight:900;
  color:var(--accent);
  text-align:center;
}
.placeholder{
  height:90px;
  border:1px dashed #e3e3e3;
  border-radius:8px;
  background:linear-gradient(0deg, #fff, #fff);
}

#aiExplanationText {
  white-space: pre-line;
}

/* Небольшая адаптивность */
@media (max-width: 980px){
  .main{ grid-template-columns: 1fr; }
  .panel{ border-right:none; border-bottom:1px solid var(--border); }
  .panel:last-child{ border-bottom:none; }
  .bottom{ grid-template-columns: 1fr; }
  .bottomBox{ border-right:none; border-bottom:1px solid var(--border); }
  .bottomBox:last-child{ border-bottom:none; }
  .tradeRow{ flex-wrap:wrap; }
}

.stocks{

  height:280px;        
  overflow-y:auto;         
  overflow-x:hidden;
  padding-right:6px;       
}

/* косметика скролла (не обязательно, но приятно) */
.stocks::-webkit-scrollbar{
  width:10px;
}
.stocks::-webkit-scrollbar-track{
  background:transparent;
}
.stocks::-webkit-scrollbar-thumb{
  background:#cfcfcf;
  border-radius:10px;
  border:2px solid #fff;
}

.stockItem{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;

  padding:10px 12px;
  border-radius:10px;

  cursor:pointer;
  user-select:none;

  background:#fff;
  border:1px solid transparent;

  transition:
    background .15s ease,
    border-color .15s ease,
    transform .06s ease,
    box-shadow .15s ease;
}

.stockItem:hover{
  background:#fafafa;
  border-color:#cfcfcf;
  box-shadow:0 2px 10px rgba(0,0,0,0.06);
}

.stockItem:active{
  transform:translateY(1px) scale(0.995);
}

.stockItem.active{
  border-color:#333;
  box-shadow:0 4px 14px rgba(0,0,0,0.08);
}

.stockItem.active::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  bottom:8px;
  width:6px;
  border-radius:10px;
  background:var(--accent);
}

.stockName{
  font-weight:800;
  font-size:18px;
  line-height:1.1;
}

.stockTicker{
  font-size:12px;
  font-weight:900;
  color:#777;
  letter-spacing:.3px;
}

.periodSelect{
  position:absolute;
  top:-14px;
  left:0px;
  z-index:10;
}

.periodSelect select{
  height:28px;
  padding:0 8px;
  font-size:13px;
  font-weight:600;

  border:1px solid #ccc;
  border-radius:6px;
  background:#fff;
  color:#333;

  cursor:pointer;
  outline:none;
}

.periodSelect select:hover{
  border-color:#999;
}

.periodSelect select:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 2px rgba(232,105,99,0.15);
}

.vol-low {
  color: #2e7d32;       /* спокойный зелёный */
  font-weight: 600;
}

.vol-mid {
  color: #f9a825;       /* тёплый жёлтый */
  font-weight: 600;
}

.vol-high {
  color: #ef6c00;       /* мягкий оранжевый */
  font-weight: 600;
}

.whatifRow{
  display:flex;
  align-items:center;
  gap:12px;
}

.wfBtn{
  height:36px;
  padding:0 14px;
  border:1px solid #ccc;
  border-radius:8px;
  background:var(--accent);
  color:#fff;
  font-weight:600;
  cursor:pointer;
}

.wfBtn:disabled{
  opacity:.45;
  cursor:not-allowed;
}

.profit-plus { color: #2e7d32; font-weight: 700; }
.profit-minus { color: #c62828; font-weight: 700; }
.profit-zero { color: #444; font-weight: 700; }

.roi-plus { color: #2e7d32; font-weight: 700; }
.roi-minus { color: #c62828; font-weight: 700; }
.roi-zero { color: #444; font-weight: 700; }

.aiHeader{
  margin: 0;
  border-top:1px solid var(--border);
  padding:14px 16px;
  text-align:center;
  font-size:20px;
  font-weight:900;
  color:var(--accent);
}

.aiWarning{
  text-align:center;
  padding:14px 16px;
  font-size:18px;
  color:var(--text);
}

.bottomBox:last-child{ border-right:none; }

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.topbarTitle{
  font-weight:800;
  font-size:26px;
  line-height:1;
}

.authButtons{
  display:flex;
  gap:10px;
}

.authBtn{
  height:36px;
  padding:0 14px;
  border:1px solid rgba(255,255,255,0.7);
  border-radius:8px;
  background:transparent;
  color:#fff;
  font-weight:700;
  cursor:pointer;
}

.authBtn:hover{
  background:rgba(255,255,255,0.12);
}

.modalOverlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.35);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:1000;
}

.hidden{
  display:none;
}

.modalBox{
  width:320px;
  background:#fff;
  border-radius:12px;
  padding:20px;
  box-shadow:0 10px 30px rgba(0,0,0,0.18);
}

.modalTitle{
  font-size:22px;
  font-weight:800;
  color:var(--accent);
  margin-bottom:16px;
  text-align:center;
}

.modalInput{
  width:100%;
  height:40px;
  border:1px solid var(--border);
  border-radius:8px;
  padding:0 12px;
  font-size:14px;
  margin-bottom:12px;
}

.modalInput:focus{
  outline:none;
  border-color:#bdbdbd;
  box-shadow:0 0 0 3px rgba(232,105,99,0.15);
}

.modalActions{
  display:flex;
  justify-content:flex-end;
  gap:10px;
  margin-top:8px;
}

.modalBtn{
  height:36px;
  padding:0 16px;
  border:none;
  border-radius:8px;
  background:var(--accent);
  color:#fff;
  font-weight:700;
  cursor:pointer;
}

.modalBtn:hover{
  background:var(--accent-dark);
}

.secondaryBtn{
  background:#e9e9e9;
  color:#333;
}

.secondaryBtn:hover{
  background:#dcdcdc;
}

.toast{
  position:fixed;
  top:20px;
  right:20px;
  min-width:220px;
  max-width:320px;
  padding:12px 14px;
  border-radius:10px;
  background:#333;
  color:#fff;
  font-size:14px;
  opacity:0;
  pointer-events:none;
  transform:translateY(-10px);
  transition:opacity .2s ease, transform .2s ease;
  z-index:1100;
}

.toast.show{
  opacity:1;
  transform:translateY(0);
}

.toast.success{
  background:#2e7d32;
}

.toast.error{
  background:#c62828;
}

.tradeSelect{
  width:180px;
  height:36px;
  border:1px solid var(--border);
  border-radius:4px;
  padding:0 10px;
  font-size:14px;
  background:#fff;
  color:#333;
}

.tradeSelect:disabled{
  background:#f4f4f4;
  color:#aaa;
  cursor:not-allowed;
}

.portfolioValueWrap{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:10px;
}

.portfolioValueLabel{
  font-size:14px;
  color:#333;
}

.portfolioValue{
  font-size:22px;
  font-weight:900;
  color:var(--accent);
  min-width:120px;
  text-align:left;
}

.portfolioValueDisabled{
  color:#efb8b4;
  cursor:help;
}

.btn:disabled{
  opacity:.5;
  cursor:not-allowed;
}

.hidden{
  display:none !important;
}

.chartWrap {
  position: relative;
}

.periodSelect {
  position: absolute;
  top: 12px;
  left: 16px;
  z-index: 3;
}

.current-prices {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;

  display: flex;
  gap: 40px;
  align-items: center;

  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
}

#buyPrice,
#sellPrice {
  color: #222;
}

.help-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-left: 8px;
  background: #e86963;
  color: white;
  font-size: 13px;
  border-radius: 50%;
  cursor: help;
  position: relative;
  top: -4px;
}

.help-icon:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  top: 100%;
  transform: translateX(-50%);
  background: #1a1a2e;
  color: white;
  font-size: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  width: 260px;
  white-space: normal;
  margin-bottom: 8px;
  z-index: 1000;
}

/* Вкладки — без изменений формы */
.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top: 1px solid rgba(255,255,255,0.35);
}

.tab {
  background: #e8a09c;
  color: #fff;
  text-align: center;
  font-weight: 800;
  padding: 12px 8px;
  border-right: 2px solid rgba(255,255,255,0.85);
  letter-spacing: 0.3px;
  text-transform: lowercase;
  cursor: pointer;
  transition: background 0.2s ease;
}

.tab:last-child {
  border-right: none;
}

.tab.active {
  background: #e86963;
}

.tab:not(.active):hover {
  background: #d98a86;
}

.tab:active {
  transform: none;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.terms-container {
  padding: 20px;
  max-height: 500px;
  overflow-y: auto;
}

.category-title {
  color: #e86963;
  font-size: 22px;
  font-weight: 800;
  margin: 24px 0 16px 0;
  padding-bottom: 6px;
  border-bottom: 2px solid #e86963;
}

.category-title:first-of-type {
  margin-top: 0;
}

.term-card {
  margin-bottom: 16px;
}

.term-name {
  font-weight: 800;
  font-size: 16px;
  color: #222;
  display: block;
  margin-bottom: 4px;
}

.term-desc {
  font-size: 16px;
  color: #555;
  line-height: 1.45;
  margin: 0;
  padding-left: 8px;
  border-left: 3px solid #e86963;
}
.term-image img{
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  margin: 10px 0;
  padding: 8px;
}

.helpModalBox {
  width: 760px;
}

.helpText {
  font-size: 14px;
  line-height: 1.5;
  color: #333;
}

.helpList {
  margin: 12px 0 0 20px;
  padding: 0;
}

.helpList li {
  margin-bottom: 8px;
}

.learningPage {
  min-height: 520px;
  padding: 40px 60px;
  background: #ffffff;
}

.learningCard {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px;
  border: 1px solid #f0d0cc;
  border-radius: 18px;
  background: #fffafa;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.learningTitle {
  margin: 0 0 18px;
  color: #d66b63;
  font-size: 32px;
  font-weight: 800;
  text-align: center;
}

.learningText {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbarLeft {
  display: flex;
  align-items: center;
  gap: 24px;
}

.authButtons {
  display: flex;
  align-items: center;
  gap: 12px;
}

.helpTopBtn {
  font-size: 14px;
  padding: 8px 14px;
}