/* ================================================================
   BASE
================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: 'Helvetica Neue', Arial, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  background: #f0f2f5;
  color: #2c2c2c;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ================================================================
   HEADER (full width)
================================================================ */
#app-header {
  background: #12172b;
  color: #fff;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  height: 46px;
}

#step-indicator {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: rgba(255,255,255,0.12);
  padding: 3px 12px;
  border-radius: 20px;
  white-space: nowrap;
  color: #ccd;
}

#app-title {
  font-size: 0.9rem;
  font-weight: 600;
  flex: 1;
}

#progress-container {
  width: 120px;
  height: 5px;
  background: rgba(255,255,255,0.15);
  border-radius: 3px;
  overflow: hidden;
  flex-shrink: 0;
}

#progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #4FC3F7, #81D4FA);
  border-radius: 3px;
  transition: width 0.5s ease;
}

/* ================================================================
   MAIN CONTENT: left panel | right charts
================================================================ */
#main-content {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ================================================================
   LEFT PANEL (テキスト・操作)
================================================================ */
#panel {
  width: 340px;
  flex-shrink: 0;
  background: #fff;
  border-right: 2px solid #e0e4eb;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 20px 24px;
  overflow-y: auto;
}

#panel-step-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
}

#panel-phase-badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: #e8f0fe;
  color: #1a56db;
  border: 1px solid #c3d7fd;
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
  margin-top: 2px;
}

#panel-step-title {
  font-size: 1rem;
  font-weight: 700;
  color: #12172b;
  line-height: 1.35;
}

#panel-description {
  font-size: 0.85rem;
  line-height: 1.75;
  color: #444;
  white-space: pre-line;
}

/* ---- Changes table ---- */
.panel-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: #999;
  margin-bottom: 7px;
}

#changes-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

#changes-table th {
  background: #f5f6f9;
  padding: 6px 10px;
  text-align: left;
  font-size: 0.71rem;
  font-weight: 700;
  color: #777;
  border-bottom: 2px solid #e4e7ef;
}

#changes-table td {
  padding: 8px 10px;
  border-bottom: 1px solid #f0f2f7;
  vertical-align: middle;
}

.acct-chip {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 4px;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
}

.cat-tag {
  font-size: 0.72rem;
  color: #777;
}

.delta-cell { font-weight: 700; font-size: 0.9rem; }
.delta-cell.pos { color: #1565C0; }
.delta-cell.neg { color: #c62828; }
.delta-cell .after-balance {
  font-size: 0.72rem;
  font-weight: 500;
  color: #999;
  margin-left: 5px;
}

/* ---- Explain toggle + box ---- */
#panel-explain-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.btn-explain {
  width: 100%;
  padding: 9px 14px;
  background: #f0f7ff;
  border: 1px solid #c3d7fd;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  color: #1a56db;
  font-family: inherit;
  text-align: left;
  transition: background 0.15s;
}
.btn-explain:hover { background: #dbeafe; }

#panel-explanation {
  background: #f0f7ff;
  border-left: 4px solid #1565C0;
  border-radius: 0 8px 8px 0;
  padding: 13px 15px;
  font-size: 0.82rem;
  line-height: 1.8;
  color: #333;
  white-space: pre-line;
  flex-shrink: 0;
}

/* ---- Buttons ---- */
#panel-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn {
  width: 100%;
  padding: 13px 16px;
  border: none;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  font-family: inherit;
  letter-spacing: 0.02em;
  text-align: center;
}

.btn-execute {
  background: #1565C0;
  color: #fff;
}
.btn-execute:hover:not(:disabled) {
  background: #1976D2;
  transform: translateY(-2px);
  box-shadow: 0 5px 14px rgba(21,101,192,0.35);
}
.btn-execute:disabled { opacity: 0.45; cursor: default; }

.btn-next {
  background: #2e7d32;
  color: #fff;
}
.btn-next:hover {
  background: #388e3c;
  transform: translateY(-2px);
  box-shadow: 0 5px 14px rgba(46,125,50,0.35);
}

.btn-prev {
  background: #fff;
  color: #555;
  border: 1.5px solid #bdc3cf !important;
  font-size: 0.84rem;
}
.btn-prev:hover {
  background: #f5f7fa;
  border-color: #8892a4 !important;
  color: #222;
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}

/* ================================================================
   RIGHT: CHARTS WRAPPER
================================================================ */
#charts-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 18px 10px;
  overflow-y: hidden;
  background: #f0f2f5;
}

/* ---- Replay toolbar ---- */
#charts-toolbar {
  display: flex;
  justify-content: flex-end;
  min-height: 30px;
  align-items: center;
}

.btn-replay {
  background: #fff;
  border: 1.5px solid #bdc3cf;
  border-radius: 20px;
  padding: 5px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  color: #555;
  font-family: inherit;
  transition: all 0.15s ease;
  letter-spacing: 0.02em;
}
.btn-replay:hover {
  background: #f5f7fa;
  border-color: #8892a4;
  color: #222;
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(0,0,0,0.1);
}

/* ---- Chart section ---- */
.chart-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-height: 0;
}

.chart-section-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #555;
}

.chart-badge {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 2px 9px;
  border-radius: 4px;
  color: #fff;
}

.bs-badge { background: #12172b; }
.pl-badge { background: #7B3F9E; }

.chart-totals {
  margin-left: auto;
  font-size: 0.76rem;
  color: #777;
  font-weight: 500;
}
.chart-totals .profit { color: #2e7d32; font-weight: 700; }
.chart-totals .loss   { color: #c62828; font-weight: 700; }

/* ---- Chart frame ---- */
.chart-area {
  display: flex;
  flex: 1;
  min-height: 0;
  border: 1px solid #dde1e8;
  border-radius: 8px;
  overflow: hidden;
  background: #f7f8fa;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

/* ---- Chart columns ---- */
.chart-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

#bs-left,  #bs-right  { height: 100%; }
#pl-left,  #pl-right  { height: 100%; }

.chart-col.is-empty::after {
  content: attr(data-empty-label);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  color: #c0c4cc;
}

/* ---- Center divider ---- */
.chart-divider {
  width: 3px;
  background: #c8cdd8;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}

.divider-label {
  font-size: 0.58rem;
  font-weight: 700;
  color: #888;
  writing-mode: vertical-rl;
  letter-spacing: 0.08em;
}

/* ================================================================
   ACCOUNT BLOCKS
================================================================ */
.account-block {
  width: 100%;
  height: 0px;
  min-height: 0px;
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: height 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

.account-block.cat-start {
  border-top: 2px solid rgba(255,255,255,0.4);
}

.block-inner {
  display: none;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 2px 6px;
  pointer-events: none;
  text-align: center;
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
}

.block-name {
  font-size: 0.7rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
}

.block-amount {
  font-size: 0.67rem;
  font-weight: 600;
  color: rgba(255,255,255,0.92);
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
  white-space: nowrap;
  flex-shrink: 0;
}

.account-block.is-negative {
  background-image: repeating-linear-gradient(
    45deg, transparent, transparent 4px,
    rgba(0,0,0,0.12) 4px, rgba(0,0,0,0.12) 8px
  );
}

/* ================================================================
   HIGHLIGHT ANIMATION
================================================================ */
@keyframes blockGlow {
  0%   { filter: brightness(1);    box-shadow: inset 0 0 0 0px rgba(255,255,255,0); }
  18%  { filter: brightness(1.55); box-shadow: inset 0 0 0 3px rgba(255,255,255,0.95); }
  72%  { filter: brightness(1.55); box-shadow: inset 0 0 0 3px rgba(255,255,255,0.95); }
  100% { filter: brightness(1);    box-shadow: inset 0 0 0 0px rgba(255,255,255,0); }
}

.account-block.highlighted {
  animation: blockGlow 2.5s ease forwards;
  z-index: 2;
}

@keyframes stmtRowGlow {
  0%   { background-color: transparent; }
  15%  { background-color: rgba(255, 215, 50, 0.55); }
  70%  { background-color: rgba(255, 215, 50, 0.55); }
  100% { background-color: transparent; }
}

.stmt-highlighted {
  animation: stmtRowGlow 2.2s ease forwards;
  border-radius: 3px;
}

/* ================================================================
   OVERLAYS
================================================================ */
#intro-overlay, #summary-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18,23,43,0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(5px);
  padding: 20px;
}

.overlay-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px 26px;
  max-width: 400px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
}

.overlay-icon { font-size: 2.8rem; line-height: 1; }

.overlay-card h1 {
  font-size: 1.4rem;
  color: #12172b;
  line-height: 1.35;
}

.overlay-card h2 { font-size: 1.25rem; color: #12172b; }

.overlay-card p {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.75;
}

.feature-list {
  list-style: none;
  background: #f5f7fb;
  border-radius: 10px;
  padding: 12px 18px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.feature-list li { font-size: 0.85rem; color: #444; }

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-size: 0.9rem;
}
.summary-item:last-child { border-bottom: none; }
.summary-item strong { font-size: 1rem; }

.profit-text { color: #2e7d32; }
.loss-text   { color: #c62828; }

/* ================================================================
   RIGHT-2: FINANCIAL STATEMENTS (traditional style)
================================================================ */
#statements {
  width: 380px;
  flex-shrink: 0;
  background: #fff;
  border-left: 2px solid #e0e4eb;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  padding: 12px 14px 20px;
}

.stmt-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 14px;
  margin-bottom: 12px;
  border-bottom: 1px solid #e8eaf0;
}
.stmt-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.stmt-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #888;
  padding-bottom: 5px;
  border-bottom: 2px solid #e0e4eb;
}

/* BS 勘定式 (T-account) */
.stmt-bs {
  display: flex;
  gap: 0;
  min-height: 80px;
}

.stmt-bs-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.stmt-bs-items {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 0;
}

.stmt-bs-divider {
  width: 2px;
  background: #c8cdd8;
  flex-shrink: 0;
  margin: 0 4px;
}

.stmt-bs-sub {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 3px 0 2px;
  border-top: 1px solid #aaa;
  margin-top: 3px;
  font-size: 0.73rem;
  font-weight: 700;
  color: #333;
}

.stmt-liab-eq-sep {
  height: 3px;
  background: #c8cdd8;
  margin: 5px 0;
  border-radius: 1px;
}

.stmt-cat {
  font-size: 0.66rem;
  font-weight: 700;
  color: #aaa;
  letter-spacing: 0.04em;
  padding: 6px 0 2px;
  border-bottom: 1px solid #eee;
  margin-bottom: 1px;
}
.stmt-cat:first-child { padding-top: 2px; }

.stmt-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 2px 0 2px 8px;
  font-size: 0.76rem;
  color: #444;
  gap: 4px;
}
.stmt-row-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.73rem;
}
.stmt-row-amount {
  font-size: 0.76rem;
  font-weight: 600;
  color: #222;
  white-space: nowrap;
  flex-shrink: 0;
}
.stmt-row-amount.neg { color: #c62828; }

.stmt-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 5px 0 2px;
  border-top: 2px solid #555;
  margin-top: 4px;
  font-size: 0.76rem;
  font-weight: 700;
  color: #222;
  flex-shrink: 0;
}

/* PL 報告式 */
#stmt-pl {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.stmt-pl-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 2px 0;
  font-size: 0.76rem;
  color: #444;
  gap: 4px;
}
.stmt-pl-row-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.73rem;
}
.stmt-pl-row-amount {
  font-size: 0.76rem;
  font-weight: 600;
  color: #222;
  white-space: nowrap;
  flex-shrink: 0;
}
.stmt-pl-row-amount.neg { color: #c62828; }
.stmt-pl-row.indent .stmt-pl-row-name { padding-left: 10px; }

.stmt-pl-subtotal {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 4px 0 4px;
  border-top: 1px solid #999;
  margin-top: 2px;
  font-size: 0.76rem;
  font-weight: 700;
  color: #222;
}
.stmt-pl-subtotal.final {
  border-top: 2px solid #333;
  font-size: 0.8rem;
}
.stmt-pl-subtotal .profit { color: #2e7d32; }
.stmt-pl-subtotal .loss   { color: #c62828; }

.stmt-pl-sep {
  height: 6px;
}

.stmt-empty {
  font-size: 0.75rem;
  color: #bbb;
  text-align: center;
  padding: 12px 0;
}

/* ================================================================
   UTILITY
================================================================ */
.hidden { display: none !important; }

/* ================================================================
   RESPONSIVE (tablet / smaller screens)
================================================================ */
@media (max-width: 768px) {
  #main-content { flex-direction: column; overflow-y: auto; }
  #panel { width: 100%; border-right: none; border-bottom: 2px solid #e0e4eb; overflow-y: visible; }
  #charts-wrapper { overflow-y: auto; flex: none; }
  .chart-section { flex: none; }
  .chart-area { flex: none; }
  #bs-left, #bs-right { height: 200px; }
  #pl-left, #pl-right { height: 160px; }
  #statements { width: 100%; border-left: none; border-top: 2px solid #e0e4eb; min-height: 200px; }
  .stmt-bs { min-height: 60px; }
}