/* ── Cripto Chart Analyzer — Stylesheet ─────────────────────────────────── */
:root {
  --bg:        #0d1117;
  --surface:   #161b22;
  --surface2:  #21262d;
  --border:    #30363d;
  --accent:    #f7931a;   /* Bitcoin orange */
  --accent2:   #00d084;   /* Bull green */
  --bear:      #ff4757;   /* Bear red */
  --neutral:   #ffa502;   /* Neutral yellow */
  --text:      #e6edf3;
  --muted:     #8b949e;
  --radius:    12px;
  --shadow:    0 4px 24px rgba(0,0,0,.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ── Header ── */
.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}
.header-brand .logo-icon { font-size: 1.4rem; }
.header-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
  margin-left: 18px;
  transition: color .2s;
}
.header-nav a:hover { color: var(--text); }

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 60px 24px 40px;
}
.hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #ffcf6e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}
.hero p { color: var(--muted); font-size: 1.05rem; max-width: 560px; margin: 0 auto; }

/* ── Upload Card ── */
.upload-section { max-width: 720px; margin: 0 auto 60px; padding: 0 16px; }

.upload-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.upload-card h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: 24px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.form-group input,
.form-group select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 14px;
  font-size: .95rem;
  outline: none;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group select option { background: var(--surface2); }

/* Drag-drop zone */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
  margin-bottom: 20px;
}
.drop-zone.dragover,
.drop-zone:hover { border-color: var(--accent); background: rgba(247,147,26,.04); }
.drop-zone input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.drop-zone .dz-icon { font-size: 2.5rem; margin-bottom: 10px; color: var(--accent); }
.drop-zone .dz-text { color: var(--muted); font-size: .9rem; }
.drop-zone .dz-text span { color: var(--accent); font-weight: 600; }
.preview-img { max-width: 100%; max-height: 220px; border-radius: 8px; display: none; margin-top: 12px; object-fit: contain; }
.preview-img.visible { display: block; }

.btn-analyze {
  width: 100%;
  background: linear-gradient(135deg, var(--accent), #e07b00);
  color: #000;
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .2s, transform .1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-analyze:hover { opacity: .9; transform: translateY(-1px); }
.btn-analyze:active { transform: translateY(0); }
.btn-analyze:disabled { opacity: .5; cursor: not-allowed; }

/* ── Loader ── */
.loader-overlay {
  display: none;
  background: rgba(13,17,23,.8);
  border-radius: var(--radius);
  position: absolute;
  inset: 0;
  z-index: 10;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.loader-overlay.active { display: flex; }
.upload-card { position: relative; }
.spinner {
  width: 44px; height: 44px;
  border: 4px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-text { color: var(--muted); font-size: .9rem; }

/* ── Result Panel ── */
.result-panel {
  max-width: 840px;
  margin: 0 auto 60px;
  padding: 0 16px;
  display: none;
}
.result-panel.active { display: block; }

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.result-header h2 { font-size: 1.25rem; font-weight: 700; }
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: 20px; font-size: .82rem; font-weight: 600;
}
.badge-bull  { background: rgba(0,208,132,.15); color: var(--accent2); border: 1px solid rgba(0,208,132,.3); }
.badge-bear  { background: rgba(255,71,87,.15);  color: var(--bear);   border: 1px solid rgba(255,71,87,.3); }
.badge-neutral { background: rgba(255,165,2,.15); color: var(--neutral); border: 1px solid rgba(255,165,2,.3); }

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.stat-card .label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 4px; }
.stat-card .value { font-size: 1.3rem; font-weight: 700; }
.stat-card .value.bull  { color: var(--accent2); }
.stat-card .value.bear  { color: var(--bear); }
.stat-card .value.accent { color: var(--accent); }

/* Confidence bar */
.confidence-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 20px; }
.confidence-wrap .label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.conf-bar-track { height: 10px; background: var(--surface2); border-radius: 5px; overflow: hidden; }
.conf-bar-fill  { height: 100%; border-radius: 5px; background: linear-gradient(90deg, var(--bear), var(--neutral) 50%, var(--accent2)); transition: width .8s ease; }
.conf-label { display: flex; justify-content: space-between; margin-top: 5px; font-size: .8rem; color: var(--muted); }

.section-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 16px;
}
.section-card h3 { font-size: .9rem; font-weight: 600; color: var(--accent); margin-bottom: 14px; display: flex; align-items: center; gap: 7px; }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: .82rem;
  color: var(--text);
}

.indicator-table { width: 100%; border-collapse: collapse; }
.indicator-table td { padding: 7px 0; font-size: .88rem; border-bottom: 1px solid var(--border); }
.indicator-table td:first-child { color: var(--muted); width: 45%; }
.indicator-table tr:last-child td { border-bottom: none; }

.levels-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.levels-group .levels-title { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.level-badge {
  display: inline-block;
  background: var(--surface2);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: .88rem;
  margin: 3px 4px 3px 0;
}
.level-badge.support    { border-left: 3px solid var(--accent2); }
.level-badge.resistance { border-left: 3px solid var(--bear); }

.trade-setup {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.setup-item .setup-label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.setup-item .setup-value { font-size: 1rem; font-weight: 700; margin-top: 2px; }
.setup-item .setup-value.entry  { color: var(--accent); }
.setup-item .setup-value.sl     { color: var(--bear); }
.setup-item .setup-value.tp     { color: var(--accent2); }
.setup-item .setup-value.rr     { color: var(--neutral); }

.summary-text  { color: var(--text); line-height: 1.7; margin-bottom: 10px; }
.beginner-note { background: rgba(247,147,26,.07); border: 1px solid rgba(247,147,26,.2); border-radius: 8px; padding: 12px 16px; font-size: .9rem; color: var(--muted); margin-top: 10px; }
.beginner-note strong { color: var(--accent); }

/* Chart image thumbnail */
.chart-thumb { max-width: 100%; border-radius: 8px; border: 1px solid var(--border); margin-top: 12px; }

/* Disclaimer */
.disclaimer {
  background: rgba(255,71,87,.07);
  border: 1px solid rgba(255,71,87,.2);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: .82rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.disclaimer strong { color: var(--bear); }

/* ── History Section ── */
.history-section { max-width: 840px; margin: 0 auto 80px; padding: 0 16px; }
.history-section h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: 16px; color: var(--muted); }
.history-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.history-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color .2s, transform .15s;
}
.history-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.history-card img { width: 100%; height: 110px; object-fit: cover; display: block; }
.history-card .hc-body { padding: 12px; }
.history-card .hc-meta { font-size: .78rem; color: var(--muted); margin-bottom: 4px; }
.history-card .hc-coin { font-weight: 600; font-size: .95rem; }
.history-card .hc-badges { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }

/* ── Footer ── */
.footer { border-top: 1px solid var(--border); text-align: center; padding: 24px; color: var(--muted); font-size: .82rem; }

/* ── Mode Switcher ── */
.mode-switcher-wrap {
  max-width: 720px;
  margin: 0 auto 0;
  padding: 0 16px 20px;
}
.mode-switcher {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  gap: 4px;
}
.mode-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--muted);
  padding: 10px;
  font-size: .95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
}
.mode-btn.active {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}

/* ── Chart Slots (Multi-TF) ── */
#chartSlots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}
.chart-slot { display: flex; flex-direction: column; gap: 6px; }
.slot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .78rem;
}
.slot-tf-label { font-weight: 600; color: var(--text); }
.slot-status   { color: var(--muted); }
.slot-status.done { color: var(--accent2); font-weight: 600; }

.slot-drop {
  display: block;
  border: 2px dashed var(--border);
  border-radius: 10px;
  cursor: pointer;
  overflow: hidden;
  transition: border-color .2s, background .2s;
  min-height: 90px;
  position: relative;
}
.slot-drop:hover,
.slot-drop.filled { border-color: var(--accent); background: rgba(247,147,26,.04); }
.slot-drop input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.slot-drop-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 16px 8px;
  text-align: center;
}
.slot-icon { font-size: 1.4rem; }
.slot-text { font-size: .75rem; color: var(--muted); }
.slot-preview {
  width: 100%; height: 90px; object-fit: cover; display: block;
}
.slot-preview.visible { display: block; }

.slot-counter {
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 14px;
  text-align: center;
}
.slot-counter span { color: var(--accent); }

.btn-multi { background: linear-gradient(135deg, #7c3aed, #5b21b6); color: #fff; }
.btn-multi:hover { opacity: .9; }

/* ── Confluence Header ── */
.confluence-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.conf-rec-badge {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 700;
  text-align: center;
  background: rgba(124,58,237,.15);
  border: 1px solid rgba(124,58,237,.4);
  color: #a78bfa;
}
.conf-rec-badge.strong-long  { background: rgba(0,208,132,.15); border-color: rgba(0,208,132,.4); color: var(--accent2); }
.conf-rec-badge.long         { background: rgba(0,208,132,.08); border-color: rgba(0,208,132,.25); color: var(--accent2); }
.conf-rec-badge.strong-short { background: rgba(255,71,87,.15);  border-color: rgba(255,71,87,.4);  color: var(--bear); }
.conf-rec-badge.short        { background: rgba(255,71,87,.08);  border-color: rgba(255,71,87,.25); color: var(--bear); }
.conf-rec-badge.wait         { background: rgba(255,165,2,.1);   border-color: rgba(255,165,2,.3);  color: var(--neutral); }

/* ── TF Breakdown Table ── */
.tf-breakdown-table { width: 100%; border-collapse: collapse; }
.tf-breakdown-table th {
  font-size: .75rem; color: var(--muted); text-transform: uppercase;
  letter-spacing: .04em; padding: 6px 8px; border-bottom: 1px solid var(--border);
  text-align: left;
}
.tf-breakdown-table td { padding: 9px 8px; border-bottom: 1px solid var(--border); font-size: .88rem; vertical-align: top; }
.tf-breakdown-table tr:last-child td { border-bottom: none; }
.tf-breakdown-table .tf-name { font-weight: 600; color: var(--accent); }
.tf-img-thumb { width: 56px; height: 36px; object-fit: cover; border-radius: 4px; border: 1px solid var(--border); }
.conflict-flag { color: var(--bear); font-size: .75rem; margin-left: 4px; }

/* ── Action Plan ── */
.action-plan {
  background: rgba(124,58,237,.07);
  border: 1px solid rgba(124,58,237,.2);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: .9rem;
  margin-top: 12px;
  line-height: 1.65;
}
.action-plan strong { color: #a78bfa; }

/* ── Upload Tabs ── */
.upload-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}
.utab {
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  padding: 9px 12px;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
}
.utab.active {
  background: rgba(247,147,26,.12);
  border-color: var(--accent);
  color: var(--accent);
}
.upload-tab-panel { margin-bottom: 0; }

/* ── Camera ── */
.camera-wrap {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
#cameraStream {
  width: 100%;
  max-height: 260px;
  border-radius: 8px;
  object-fit: cover;
  background: #000;
  display: none;
}
#cameraStream.active { display: block; }
.camera-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 14px;
  flex-wrap: wrap;
}
.btn-cam-action {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 20px;
  font-size: .9rem;
  cursor: pointer;
  transition: all .2s;
}
.btn-cam-action:hover { border-color: var(--accent); color: var(--accent); }
.btn-snap  { background: rgba(247,147,26,.12); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.btn-retake { background: rgba(255,71,87,.1); border-color: var(--bear); color: var(--bear); }
.cam-hint { font-size: .78rem; color: var(--muted); margin-top: 10px; }

/* ── Utility ── */
.hidden { display: none !important; }
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.error-msg { color: var(--bear); background: rgba(255,71,87,.1); border: 1px solid rgba(255,71,87,.2); border-radius: 8px; padding: 10px 14px; font-size: .9rem; margin-top: 10px; display: none; }
.error-msg.active { display: block; }