@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700;900&display=swap');

.ga3-wrap {
  --ga3-bg: #ffffff;
  --ga3-surface: #f8fafc;
  --ga3-surface2: #f1f5f9;
  --ga3-border: #e2e6ed;
  --ga3-accent: #2563eb;
  --ga3-accent2: #1d4ed8;
  --ga3-accent-light: #eff6ff;
  --ga3-green: #16a34a;
  --ga3-red: #dc2626;
  --ga3-purple: #7c3aed;
  --ga3-text: #1e293b;
  --ga3-text2: #475569;
  --ga3-text3: #94a3b8;
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ga3-text);
  background: var(--ga3-bg);
}

.ga3-wrap * { box-sizing: border-box; }
.ga3-wrap h1, .ga3-wrap h2, .ga3-wrap h3, .ga3-wrap p { margin: 0; }

/* LAYOUT */
.ga3-container {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 24px 0 60px;
  align-items: start;
}

/* SIDEBAR */
.ga3-sidebar {
  position: sticky;
  top: 80px;
  background: var(--ga3-surface);
  border: 1px solid var(--ga3-border);
  border-radius: 12px;
  padding: 16px 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.ga3-sidebar-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ga3-text3);
  margin-bottom: 10px;
  padding-left: 10px;
}

.ga3-steps { display: flex; flex-direction: column; gap: 2px; }

.ga3-step-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 7px;
  border: none;
  background: transparent;
  cursor: pointer;
  text-align: left;
  width: 100%;
  color: var(--ga3-text3);
  font-family: 'Lato', sans-serif;
  font-size: 13px;
  font-weight: 400;
  transition: background 0.15s;
}
.ga3-step-btn:hover { background: var(--ga3-surface2); color: var(--ga3-text2); }
.ga3-step-btn.ga3-active { background: var(--ga3-accent-light); color: var(--ga3-accent); font-weight: 700; }
.ga3-step-btn.ga3-done { color: var(--ga3-green); }
.ga3-step-btn.ga3-done .ga3-step-dot { background: var(--ga3-green); border-color: var(--ga3-green); }
.ga3-step-btn.ga3-active .ga3-step-dot { background: var(--ga3-accent); border-color: var(--ga3-accent); }

.ga3-step-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1.5px solid #cbd5e1;
  flex-shrink: 0;
  transition: all 0.2s;
}
.ga3-step-num {
  font-size: 10px;
  font-weight: 700;
  color: var(--ga3-text3);
  min-width: 16px;
}
.ga3-step-btn.ga3-active .ga3-step-num { color: var(--ga3-accent); }
.ga3-step-btn.ga3-done .ga3-step-num { color: var(--ga3-green); }

/* PROGRESS */
.ga3-progress-bar { margin-top: 16px; padding: 0 10px; }
.ga3-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 700;
  color: var(--ga3-text3);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}
.ga3-progress-track { height: 4px; background: var(--ga3-border); border-radius: 2px; overflow: hidden; }
.ga3-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--ga3-accent), #60a5fa);
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* CARDS */
.ga3-main { min-width: 0; }
.ga3-card {
  background: var(--ga3-surface);
  border: 1px solid var(--ga3-border);
  border-radius: 12px;
  padding: 28px;
  display: none;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}
.ga3-card.ga3-active { display: block; }

/* SECTION HEADER */
.ga3-sec-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ga3-border);
}
.ga3-sec-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.ga3-sec-name { font-size: 17px; font-weight: 700; color: var(--ga3-text); margin-bottom: 4px; }
.ga3-sec-desc { font-size: 12px; font-weight: 300; color: var(--ga3-text2); line-height: 1.5; }

/* FIELDS */
.ga3-field-group { display: flex; flex-direction: column; gap: 18px; }
.ga3-field { display: flex; flex-direction: column; gap: 6px; }
.ga3-label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ga3-text2);
  display: flex; align-items: center; gap: 6px;
}
.ga3-req { color: var(--ga3-red); font-size: 10px; }
.ga3-hint { font-size: 12px; font-weight: 300; color: var(--ga3-text3); font-style: italic; line-height: 1.4; }

.ga3-wrap textarea,
.ga3-wrap input[type="text"],
.ga3-wrap input[type="date"] {
  background: #fff;
  border: 1px solid var(--ga3-border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--ga3-text);
  font-family: 'Lato', sans-serif;
  font-size: 13px;
  font-weight: 400;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
  resize: vertical;
}
.ga3-wrap textarea:focus,
.ga3-wrap input:focus {
  border-color: var(--ga3-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.ga3-wrap textarea { min-height: 90px; }

.ga3-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* COACHING BOX */
.ga3-coaching {
  background: var(--ga3-accent-light);
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 12px;
  color: #1e40af;
  line-height: 1.7;
}
.ga3-coaching-title {
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--ga3-accent2);
  margin-bottom: 6px;
}
.ga3-coaching ul { padding-left: 16px; }
.ga3-coaching li { margin-bottom: 2px; color: #1e40af; }

/* TOOL SELECTOR */
.ga3-tool-selector { display: flex; gap: 10px; flex-wrap: wrap; }
.ga3-tool-opt {
  flex: 1; min-width: 130px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--ga3-border);
  background: #fff;
  cursor: pointer;
  text-align: left;
  color: var(--ga3-text2);
  font-family: 'Lato', sans-serif;
  transition: all 0.15s;
}
.ga3-tool-opt:hover { border-color: var(--ga3-accent); background: var(--ga3-accent-light); color: var(--ga3-text); }
.ga3-tool-opt.ga3-tool-selected { border-color: var(--ga3-accent); background: var(--ga3-accent-light); color: var(--ga3-accent2); }
.ga3-tool-icon { font-size: 18px; margin-bottom: 6px; }
.ga3-tool-name { font-size: 13px; font-weight: 700; }
.ga3-tool-desc { font-size: 11px; color: var(--ga3-text3); margin-top: 2px; line-height: 1.3; }
.ga3-tool-opt.ga3-tool-selected .ga3-tool-desc { color: var(--ga3-accent); }

/* 5WHY */
.ga3-why-chain { display: flex; flex-direction: column; margin-top: 14px; }
.ga3-why-row { display: flex; align-items: stretch; }
.ga3-why-connector { display: flex; flex-direction: column; align-items: center; width: 32px; flex-shrink: 0; }
.ga3-why-line { flex: 1; width: 2px; background: var(--ga3-border); min-height: 8px; }
.ga3-why-arrow { color: var(--ga3-text3); font-size: 11px; line-height: 1; }
.ga3-why-wrap { flex: 1; padding: 6px 0 6px 4px; }
.ga3-why-lbl { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ga3-accent); margin-bottom: 4px; }
.ga3-why-wrap input { width: 100%; }

/* ISHIKAWA */
.ga3-ishi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.ga3-ishi-cat { background: #fff; border: 1px solid var(--ga3-border); border-radius: 10px; padding: 14px; }
.ga3-ishi-cat-hdr { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.ga3-ishi-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.ga3-ishi-cat-name { font-size: 12px; font-weight: 700; color: var(--ga3-text); }
.ga3-ishi-cat-hint { font-size: 11px; font-weight: 300; color: var(--ga3-text3); font-style: italic; margin-bottom: 8px; }
.ga3-ishi-causes { display: flex; flex-direction: column; gap: 6px; }
.ga3-ishi-cause-row { display: flex; align-items: center; gap: 6px; }
.ga3-ishi-cause-row input { flex: 1; padding: 7px 10px !important; font-size: 12px !important; min-height: 0 !important; }
.ga3-ishi-add {
  margin-top: 6px; font-size: 11px; color: var(--ga3-text3);
  background: none; border: 1px dashed var(--ga3-border); border-radius: 6px;
  padding: 5px 10px; cursor: pointer; width: 100%;
  font-family: 'Lato', sans-serif; transition: all 0.15s;
}
.ga3-ishi-add:hover { color: var(--ga3-accent); border-color: var(--ga3-accent); background: var(--ga3-accent-light); }
.ga3-ishi-del { background: none; border: none; color: var(--ga3-text3); cursor: pointer; font-size: 14px; padding: 0 4px; flex-shrink: 0; }
.ga3-ishi-del:hover { color: var(--ga3-red); }

/* FTA */
.ga3-fta-tree { display: flex; flex-direction: column; gap: 14px; margin-top: 14px; }
.ga3-fta-level { display: flex; flex-direction: column; gap: 6px; }
.ga3-fta-lbl { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ga3-text2); margin-bottom: 4px; }
.ga3-fta-hint { font-weight: 300; font-style: italic; text-transform: none; letter-spacing: 0; color: var(--ga3-text3); }
.ga3-fta-node-row { display: flex; align-items: center; gap: 8px; }
.ga3-fta-gate {
  flex-shrink: 0; width: 44px; height: 22px; border-radius: 5px;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700;
}
.ga3-gate-and { background: #dbeafe; color: var(--ga3-accent2); border: 1px solid #93c5fd; }
.ga3-gate-or  { background: #f3e8ff; color: var(--ga3-purple); border: 1px solid #c4b5fd; }
.ga3-fta-node-row input { flex: 1; padding: 7px 10px !important; font-size: 12px !important; }
.ga3-fta-add {
  font-size: 11px; color: var(--ga3-text3); background: none;
  border: 1px dashed var(--ga3-border); border-radius: 6px;
  padding: 5px 10px; cursor: pointer; font-family: 'Lato', sans-serif;
  transition: all 0.15s; align-self: flex-start;
}
.ga3-fta-add:hover { color: var(--ga3-accent); border-color: var(--ga3-accent); background: var(--ga3-accent-light); }
.ga3-fta-del { background: none; border: none; color: var(--ga3-text3); cursor: pointer; font-size: 14px; padding: 0 4px; flex-shrink: 0; }
.ga3-fta-del:hover { color: var(--ga3-red); }

/* BUTTONS */
.ga3-nav {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--ga3-border);
}
.ga3-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: 8px;
  font-family: 'Lato', sans-serif; font-size: 13px; font-weight: 700;
  cursor: pointer; border: none; transition: all 0.15s;
  text-decoration: none;
}
.ga3-btn-ghost { background: transparent; color: var(--ga3-text2); border: 1px solid var(--ga3-border); font-weight: 400; }
.ga3-btn-ghost:hover { color: var(--ga3-text); background: var(--ga3-surface2); }
.ga3-btn-primary { background: var(--ga3-accent); color: #fff; box-shadow: 0 2px 6px rgba(37,99,235,0.2); }
.ga3-btn-primary:hover { background: var(--ga3-accent2); box-shadow: 0 3px 10px rgba(37,99,235,0.3); color: #fff; }
.ga3-btn-success { background: var(--ga3-green); color: #fff; box-shadow: 0 2px 6px rgba(22,163,74,0.2); }
.ga3-btn-success:hover { background: #15803d; color: #fff; }
.ga3-print-row { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

/* PREVIEW */
.ga3-a3-preview { background: #fff; color: #1a1a1a; border-radius: 8px; overflow: hidden; border: 1px solid var(--ga3-border); font-family: 'Lato', sans-serif; }
.ga3-a3-hdr { background: #1e3a8a; color: #fff; padding: 14px 20px; display: flex; justify-content: space-between; align-items: center; }
.ga3-a3-hdr h2 { font-size: 16px; font-weight: 700; margin: 0; color: #fff; }
.ga3-a3-hdr-meta { font-size: 11px; opacity: 0.8; }
.ga3-a3-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 2px solid #1e3a8a; }
.ga3-a3-cell { padding: 14px 16px; border-right: 1px solid #d1d5db; border-bottom: 1px solid #d1d5db; }
.ga3-a3-cell:nth-child(even) { border-right: none; }
.ga3-a3-cell-full { grid-column: 1 / -1; padding: 14px 16px; border-bottom: 1px solid #d1d5db; }
.ga3-a3-cell-title { font-size: 9px; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 700; color: #1e3a8a; margin-bottom: 6px; }
.ga3-a3-cell-content { font-size: 12px; color: #374151; line-height: 1.5; min-height: 40px; white-space: pre-wrap; }

@media (max-width: 700px) {
  .ga3-container { grid-template-columns: 1fr; }
  .ga3-sidebar { position: static; }
  .ga3-grid-2 { grid-template-columns: 1fr; }
  .ga3-ishi-grid { grid-template-columns: 1fr; }
  .ga3-tool-selector { flex-direction: column; }
  .ga3-a3-grid { grid-template-columns: 1fr; }
  .ga3-a3-cell, .ga3-a3-cell:nth-child(even) { border-right: none; }
  .ga3-a3-cell-full { grid-column: 1; }
}

@media print {
  .ga3-sidebar, .ga3-nav, .ga3-print-row { display: none !important; }
  .ga3-container { display: block; }
  .ga3-card { display: none !important; box-shadow: none; border: none; }
  .ga3-card.ga3-preview-active { display: block !important; }
  .ga3-a3-preview { border: none; }
}