/* ═══════════════════════════════════════════
   MoMoney — Apple 簡單科技風格
   ═══════════════════════════════════════════ */

/* ── Reset & Tokens ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #f5f5f7;
  --surface:      #ffffff;
  --surface-alt:  #fafafa;
  --border:       #d2d2d7;
  --border-light: #e8e8ed;
  --text-primary: #1d1d1f;
  --text-secondary:#6e6e73;
  --text-tertiary: #aeaeb2;
  --accent:       #0071e3;
  --accent-hover: #0077ed;
  --accent-light: #e8f0fd;
  --green:        #34c759;
  --green-light:  #e6f9ec;
  --orange:       #ff9500;
  --orange-light: #fff4e5;
  --red:          #ff3b30;
  --red-light:    #fff0ef;
  --purple:       #af52de;
  --purple-light: #f5eaff;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:    0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
  --shadow-lg:    0 12px 40px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.05);
  --radius-sm:    8px;
  --radius-md:    14px;
  --radius-lg:    20px;
  --font:         -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  --mono:         'SF Mono', 'Fira Code', monospace;
  --header-h:     56px;
  --transition:   0.18s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ── */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-light);
}
.header-inner {
  max-width: 1680px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}
.logo-group { display: flex; align-items: center; gap: 10px; }
.logo-icon {
  font-size: 22px;
  color: var(--accent);
  line-height: 1;
}
.logo-text {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.5px;
  color: var(--text-primary);
}
.logo-sub {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
  padding-left: 10px;
  border-left: 1px solid var(--border);
  margin-left: 2px;
}
.header-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-light);
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: .3px;
}

/* ── Console Grid ── */
.console-grid {
  display: grid;
  grid-template-columns: 300px 1fr 320px;
  grid-template-rows: 1fr;
  gap: 0;
  max-width: 1680px;
  margin: 0 auto;
  min-height: calc(100vh - var(--header-h));
  padding: 20px 16px 24px;
  gap: 16px;
  align-items: start;
}

/* ── Panels ── */
.panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.panel-center {
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

/* ── Cards ── */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card--ai {
  background: linear-gradient(135deg, #fafafe 0%, #f0f5ff 100%);
  border-color: #d0dcf5;
}
.card--portfolio { padding-bottom: 12px; }

.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.card-icon { font-size: 16px; line-height: 1; }
.card-header h2 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -.2px;
  flex: 1;
}

/* ── Form ── */
.form-grid { display: flex; flex-direction: column; gap: 12px; }

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.field--checkbox {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--surface-alt);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  cursor: pointer;
}
.field--checkbox input[type="checkbox"] { display: none; }
.checkbox-custom {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1.5px solid var(--border);
  background: white;
  flex-shrink: 0;
  position: relative;
  transition: all var(--transition);
}
.field--checkbox input[type="checkbox"]:checked ~ .checkbox-custom {
  background: var(--accent);
  border-color: var(--accent);
}
.field--checkbox input[type="checkbox"]:checked ~ .checkbox-custom::after {
  content: '';
  position: absolute;
  left: 4px; top: 1px;
  width: 5px; height: 9px;
  border: 2px solid white;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.label-text {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: .1px;
}
.field--checkbox .label-text {
  font-size: 13px;
  color: var(--text-primary);
}

.input-wrap {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,113,227,.12);
  background: white;
}
.input-wrap--suffix { flex-direction: row-reverse; }

.input-prefix, .input-suffix {
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-tertiary);
  background: var(--border-light);
  height: 100%;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  user-select: none;
}
.input-suffix {
  border-right: none;
  border-left: 1px solid var(--border);
}

input[type="text"],
input[type="number"] {
  width: 100%;
  border: none;
  background: transparent;
  padding: 9px 12px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text-primary);
  outline: none;
  min-width: 0;
}
input[type="text"]::placeholder,
input[type="number"]::placeholder { color: var(--text-tertiary); font-size: 12px; }
input[type="number"] { -moz-appearance: textfield; }
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }

/* standalone input (no wrap) */
input[type="text"]:not(.input-wrap input),
.field > input[type="text"] {
  width: 100%;
  border: 1.5px solid var(--border);
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field > input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,113,227,.12);
  background: white;
}

.field-hint {
  font-size: 11px;
  color: var(--text-tertiary);
  font-family: var(--mono);
}
.etf-hint {
  font-size: 11px;
  color: var(--accent);
  font-weight: 500;
  min-height: 16px;
}

/* ── Radio ── */
.radio-group {
  display: flex;
  gap: 8px;
}
.radio-label {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
  flex: 1;
  justify-content: center;
}
.radio-label:hover { border-color: var(--accent); background: var(--accent-light); }
.radio-label input[type="radio"] { display: none; }
.radio-custom {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: white;
  position: relative;
  flex-shrink: 0;
  transition: all var(--transition);
}
.radio-label input[type="radio"]:checked ~ .radio-custom {
  border-color: var(--accent);
  background: var(--accent);
}
.radio-label input[type="radio"]:checked ~ .radio-custom::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 5px; height: 5px;
  border-radius: 50%;
  background: white;
}
.radio-label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent);
}

/* ── Textarea ── */
textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  padding: 10px 12px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text-primary);
  resize: vertical;
  outline: none;
  line-height: 1.6;
  transition: border-color var(--transition), box-shadow var(--transition);
  margin-bottom: 10px;
}
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,113,227,.12);
  background: white;
}
textarea::placeholder { color: var(--text-tertiary); }

/* ── Buttons ── */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: .1px;
}
.btn--primary {
  background: var(--accent);
  color: white;
}
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,113,227,.3); }
.btn--primary:active { transform: translateY(0); }

.btn--add {
  background: var(--text-primary);
  color: white;
  margin-top: 4px;
}
.btn--add:hover { background: #333; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,.2); }
.btn--add:active { transform: translateY(0); }

.btn-icon { font-size: 14px; }

/* ── Budget Warning ── */
.budget-warning {
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--red-light);
  border: 1px solid rgba(255,59,48,.2);
  border-radius: var(--radius-sm);
  color: var(--red);
  font-size: 12px;
  font-weight: 600;
}

/* ── News Result ── */
.news-result {
  margin-top: 12px;
  padding: 14px;
  background: var(--purple-light);
  border: 1px solid rgba(175,82,222,.2);
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-primary);
}
.news-result strong { color: var(--purple); }

/* ── AI Output ── */
.ai-output { font-size: 13px; line-height: 1.7; }
.ai-placeholder { color: var(--text-tertiary); font-size: 12px; text-align: center; padding: 12px 0; }

.ai-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: .3px;
}
.ai-badge--success { background: var(--green-light); color: var(--green); }
.ai-badge--warning { background: var(--orange-light); color: var(--orange); }

.ai-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 12px;
}
.ai-metric:last-of-type { border-bottom: none; }
.ai-metric-label { color: var(--text-secondary); }
.ai-metric-value { font-weight: 600; font-family: var(--mono); color: var(--text-primary); }
.ai-metric-value--green { color: var(--green); }
.ai-metric-value--orange { color: var(--orange); }

.ai-suggestion {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
}
.ai-suggestion--success { background: var(--green-light); border-left: 3px solid var(--green); }
.ai-suggestion--warning { background: var(--orange-light); border-left: 3px solid var(--orange); }

/* ── Chart ── */
.chart-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}
.chart-title-group h2 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.4px;
}
.chart-subtitle {
  font-size: 12px;
  color: var(--text-tertiary);
  display: block;
  margin-top: 2px;
}
.chart-legend {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--text-secondary);
}
.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 4px;
}
.legend-dot--strategy { background: var(--accent); }
.legend-dot--benchmark { background: var(--text-tertiary); }

.chart-container {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  padding: 20px;
  height: 360px;
}
#growthChart { width: 100% !important; height: 100% !important; }

.chart-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-lg);
  z-index: 2;
  pointer-events: none;
}
.overlay-content { text-align: center; }
.overlay-icon { font-size: 36px; margin-bottom: 12px; opacity: .5; }
.overlay-content p { color: var(--text-tertiary); font-size: 13px; line-height: 1.7; }

.chart-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 14px;
}
.stat-item {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.stat-label {
  display: block;
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.stat-value {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--mono);
  letter-spacing: -.3px;
}
.stat-value--gain { color: var(--green); }

/* ── Portfolio List ── */
.portfolio-count {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 20px;
}

.portfolio-list { display: flex; flex-direction: column; gap: 0; }

.portfolio-empty {
  text-align: center;
  padding: 28px 16px;
  color: var(--text-tertiary);
}
.empty-icon { font-size: 28px; display: block; margin-bottom: 8px; opacity: .5; }
.portfolio-empty p { font-size: 12px; line-height: 1.7; }

.portfolio-item {
  border-top: 1px solid var(--border-light);
  padding: 14px 0 10px;
}
.portfolio-item:first-child { border-top: none; padding-top: 0; }

.portfolio-item-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.portfolio-symbol {
  font-size: 14px;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--text-primary);
  letter-spacing: .2px;
}
.portfolio-tag {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 12px;
  letter-spacing: .3px;
}
.portfolio-tag--long { background: var(--green-light); color: var(--green); }
.portfolio-tag--short { background: var(--orange-light); color: var(--orange); }

.portfolio-remove {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-tertiary);
  font-size: 14px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  line-height: 1;
}
.portfolio-remove:hover { background: var(--red-light); color: var(--red); }

.portfolio-meta {
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.portfolio-meta span { display: flex; align-items: center; gap: 3px; }
.portfolio-meta strong {
  color: var(--text-primary);
  font-family: var(--mono);
  font-weight: 600;
}

.topup-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.topup-input-wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg);
  flex: 1;
  transition: border-color var(--transition);
}
.topup-input-wrap:focus-within { border-color: var(--orange); }
.topup-prefix {
  padding: 0 8px;
  font-size: 11px;
  color: var(--text-tertiary);
  background: var(--border-light);
  border-right: 1px solid var(--border);
  height: 100%;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  user-select: none;
}
.topup-input {
  border: none;
  background: transparent;
  padding: 7px 8px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text-primary);
  outline: none;
  width: 100%;
  -moz-appearance: textfield;
}
.topup-input::-webkit-inner-spin-button,
.topup-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.btn-topup {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 7px 12px;
  background: var(--orange);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  flex-shrink: 0;
}
.btn-topup:hover { background: #e08600; transform: translateY(-1px); box-shadow: 0 3px 8px rgba(255,149,0,.3); }
.btn-topup:active { transform: translateY(0); }

.topup-accumulated {
  font-size: 10px;
  color: var(--orange);
  font-weight: 600;
  font-family: var(--mono);
  margin-top: 4px;
  display: none;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* ── RWD ── */
@media (max-width: 1200px) {
  .console-grid {
    grid-template-columns: 280px 1fr 300px;
  }
}
@media (max-width: 980px) {
  .console-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }
  .panel-left { grid-column: 1 / -1; }
  .panel-center { grid-column: 1 / -1; position: static; }
  .panel-right { grid-column: 1 / -1; }
  .chart-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .console-grid { grid-template-columns: 1fr; padding: 12px; gap: 12px; }
  .logo-sub { display: none; }
  .chart-stats { grid-template-columns: repeat(2, 1fr); }
  .radio-group { flex-direction: column; }
}

/* ── Animations ── */
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.portfolio-item { animation: fadeSlideIn .2s ease; }
.ai-output .ai-badge { animation: fadeSlideIn .3s ease; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .5; }
}
.loading { animation: pulse .9s ease infinite; }