/* =============================================
   0xStratix — Dark Crypto Dashboard
   ============================================= */

:root {
  --bg:     var(--tg-theme-bg-color,           #0c0c1d);
  --bg2:    var(--tg-theme-secondary-bg-color,  #111127);
  --accent: var(--tg-theme-button-color,        #4f8ef7);
  --text:   var(--tg-theme-text-color,          #f0f0ff);
  --hint:   var(--tg-theme-hint-color,          #6b7280);

  --card:   #16163a;
  --border: rgba(255,255,255,0.06);
  --green:  #22c55e;
  --red:    #ef4444;
  --purple: #8b5cf6;

  --r:    14px;
  --r-sm: 10px;
  --hh:   52px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
#app { height: 100%; display: flex; flex-direction: column; }

/* =============================================
   HEADER
   ============================================= */
.header {
  height: var(--hh); flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}
.logo { display: flex; align-items: center; gap: 8px; }
.logo-icon { font-size: 20px; }
.logo-text {
  font-size: 18px; font-weight: 800; letter-spacing: -0.3px;
  background: linear-gradient(135deg, #4f8ef7, #8b5cf6);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.header-right { display: flex; align-items: center; gap: 10px; }

.lang-btn {
  font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
  color: var(--hint); background: transparent;
  border: 1px solid var(--border); border-radius: 6px;
  padding: 5px 9px; cursor: pointer;
  transition: color .15s, border-color .15s;
  -webkit-tap-highlight-color: transparent;
}
.lang-btn:active { color: var(--accent); border-color: var(--accent); }

.avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: #fff;
}

/* =============================================
   MAIN
   ============================================= */
.main { flex: 1; overflow-y: auto; overflow-x: hidden; -webkit-overflow-scrolling: touch; }
.page-content { padding: 16px; animation: pgIn .18s ease; }

@keyframes pgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.greeting { font-size: 20px; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.3px; }

/* =============================================
   BTC CARD
   ============================================= */
.btc-card {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #1b1b48 0%, #111127 100%);
  border: 1px solid rgba(79,142,247,0.22);
  border-radius: var(--r);
  padding: 18px 20px 20px;
  margin-bottom: 14px;
}
.btc-glow {
  position: absolute; top: -60px; right: -60px;
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(79,142,247,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.btc-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.btc-ticker { display: flex; align-items: center; gap: 8px; }
.btc-symbol {
  font-size: 20px; font-weight: 800; color: #f7931a;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(247,147,26,0.12);
  display: flex; align-items: center; justify-content: center;
}
.btc-name { font-size: 15px; font-weight: 700; }
.btc-tag  { font-size: 11px; color: var(--hint); background: rgba(255,255,255,0.06); padding: 2px 7px; border-radius: 20px; }
.btc-change { font-size: 13px; font-weight: 700; padding: 4px 10px; border-radius: 20px; }
.btc-change.up   { background: rgba(34,197,94,0.15);  color: var(--green); }
.btc-change.down { background: rgba(239,68,68,0.15);  color: var(--red); }
.btc-change.flat { background: rgba(107,114,128,0.12); color: var(--hint); }

.btc-price-row { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.btc-price-main { font-size: 30px; font-weight: 800; letter-spacing: -1px; }
.btc-prices-alt { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--hint); }
.price-sep { opacity: 0.4; }

/* =============================================
   1 TH/s INCOME CARD
   ============================================= */
.ths-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 20px;
  margin-bottom: 22px;
}
.ths-label {
  font-size: 11px; color: var(--hint);
  text-transform: uppercase; letter-spacing: 0.6px;
  margin-bottom: 14px;
}
.ths-row {
  display: flex; align-items: center; gap: 0;
}
.ths-col {
  flex: 1; text-align: center;
}
.ths-value {
  font-size: 26px; font-weight: 800; letter-spacing: -0.5px;
  color: var(--green); margin-bottom: 3px;
}
.ths-sub {
  font-size: 10px; color: var(--hint);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.ths-divider {
  width: 1px; height: 40px;
  background: var(--border);
  flex-shrink: 0;
}
.ths-sat-row {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px; color: var(--hint);
}
.ths-sat-icon { font-size: 12px; color: #f7931a; }
#ths-sat { font-weight: 700; color: var(--text); font-size: 14px; }
.ths-sat-label { font-size: 12px; }

/* =============================================
   SECTION TITLE & TOOLS GRID
   ============================================= */
.section-title {
  font-size: 12px; font-weight: 600; color: var(--hint);
  text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 10px;
}
.tools-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding-bottom: 24px; }

.tool-card {
  position: relative;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--r);
  padding: 16px 14px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 3px;
  cursor: pointer; text-align: left;
  transition: border-color .15s, background .15s;
  -webkit-tap-highlight-color: transparent;
  min-height: 116px;
}
.tool-card:active { background: rgba(79,142,247,0.07); border-color: rgba(79,142,247,0.32); }
.tc-icon { font-size: 28px; margin-bottom: 6px; }
.tc-name { font-size: 14px; font-weight: 700; color: var(--text); }
.tc-desc { font-size: 11px; color: var(--hint); line-height: 1.35; }
.tc-badge {
  position: absolute; top: 10px; right: 10px;
  font-size: 9px; font-weight: 700; letter-spacing: 0.4px; text-transform: uppercase;
  padding: 3px 7px; border-radius: 20px;
}
.badge-ready { background: rgba(34,197,94,0.15); color: var(--green); }
.badge-soon  { background: rgba(107,114,128,0.15); color: var(--hint); }

/* =============================================
   SHEET
   ============================================= */
.sheet-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 200;
  backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
}
.sheet-overlay.hidden { display: none; }

.sheet {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--bg2); border-radius: 20px 20px 0 0;
  z-index: 201; max-height: 93vh;
  overflow-y: auto; -webkit-overflow-scrolling: touch;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.32,0.72,0,1);
  padding-bottom: env(safe-area-inset-bottom, 16px);
}
.sheet.open { transform: translateY(0); }

.sheet-handle { width: 40px; height: 4px; background: rgba(255,255,255,0.15); border-radius: 2px; margin: 12px auto 4px; }
.sheet-header { display: flex; align-items: center; padding: 10px 16px 16px; position: relative; }
.sheet-title  { font-size: 16px; font-weight: 700; flex: 1; text-align: center; }
.sheet-close  {
  position: absolute; left: 16px;
  width: 28px; height: 28px; border-radius: 50%;
  border: none; background: rgba(255,255,255,0.1);
  color: var(--text); font-size: 11px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.sheet-body { padding: 0 16px 12px; }

/* =============================================
   FORMS
   ============================================= */
.form-group { margin-bottom: 14px; }

label {
  display: block; font-size: 11px; color: var(--hint);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 7px; font-weight: 500;
}

.input {
  width: 100%; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--r-sm);
  padding: 12px 14px; color: var(--text); font-size: 15px;
  outline: none; transition: border-color .15s;
  -webkit-appearance: none; appearance: none;
}
.input:focus { border-color: rgba(79,142,247,0.6); }
select.input { cursor: pointer; }

/* =============================================
   SELECT FIELD (input + dropdown trigger)
   ============================================= */
.select-field { position: relative; display: flex; gap: 8px; align-items: stretch; }
.select-field .input { flex: 1; min-width: 0; }

.select-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 0 14px; flex-shrink: 0;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-sm); color: var(--text);
  font-size: 13px; font-weight: 700; cursor: pointer;
  white-space: nowrap; min-height: 46px;
  transition: border-color .15s;
  -webkit-tap-highlight-color: transparent;
}
.select-btn:active { border-color: rgba(79,142,247,0.5); }
.select-caret { font-size: 10px; color: var(--hint); margin-top: 1px; }

.select-drop {
  position: absolute; bottom: calc(100% + 6px); right: 0;
  background: #1c1c44; border: 1px solid rgba(79,142,247,0.22);
  border-radius: var(--r-sm); overflow: hidden;
  z-index: 300; min-width: 110px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  animation: dropIn .14s ease;
}
.select-drop.hidden { display: none; }

@keyframes dropIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.drop-opt {
  padding: 12px 16px; font-size: 14px; cursor: pointer;
  color: var(--text); transition: background .1s;
  border-bottom: 1px solid var(--border);
}
.drop-opt:last-child { border-bottom: none; }
.drop-opt:active { background: rgba(79,142,247,0.12); }
.drop-opt.active { color: var(--accent); font-weight: 700; }

/* =============================================
   LIVE PRICE ROW
   ============================================= */
.price-row {
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(79,142,247,0.06);
  border: 1px solid rgba(79,142,247,0.14);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  margin-bottom: 14px;
  font-size: 14px;
}
.price-row-label { color: var(--hint); }
.price-row-value { font-weight: 700; color: var(--accent); }

/* =============================================
   BUTTON
   ============================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 20px; border-radius: var(--r-sm); border: none;
  background: var(--accent); color: #fff;
  font-size: 15px; font-weight: 600; cursor: pointer;
  transition: opacity .15s, transform .1s;
}
.btn:active { opacity: 0.82; transform: scale(0.98); }
.btn-full { width: 100%; margin-top: 4px; }
.share-row {
  display: flex; gap: 8px; margin-top: 10px;
}
.btn-share-opt {
  flex: 1; padding: 13px 8px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--hint);
  font-size: 13px; font-weight: 600;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: border-color .15s, color .15s;
  -webkit-tap-highlight-color: transparent;
}
.btn-share-opt:active { border-color: var(--accent); color: var(--accent); }

/* =============================================
   CALC RESULT
   ============================================= */
.calc-result {
  margin-top: 18px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
  animation: pgIn .2s ease;
}
.calc-result.hidden { display: none; }

.result-note { font-size: 11px; color: var(--hint); text-align: center; font-style: italic; padding: 10px 16px 0; }
.result-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 16px; font-size: 14px;
  border-bottom: 1px solid var(--border);
}
.result-row:last-child { border-bottom: none; }
.result-divider { height: 1px; background: rgba(79,142,247,0.2); margin: 0 16px; }
.result-main { font-weight: 700; font-size: 15px; }

.val-green { color: var(--green); font-weight: 600; }
.val-red   { color: var(--red);   font-weight: 600; }
.val-hint  { color: var(--hint);  font-size: 13px; }