:root {
  --bg-deep: #050510;
  --bg-card: #0a0a1a;
  --bg-surface: #0f0f24;
  --accent: #d4a843;
  --accent-glow: rgba(212, 168, 67, 0.15);
  --accent-cyan: #5bc0be;
  --accent-purple: #7c5cbf;
  --accent-green: #5cb85c;
  --text: #c8c8d8;
  --text-muted: #6a6a88;
  --text-dim: #4a4a66;
  --border: rgba(212, 168, 67, 0.08);
  --border-active: rgba(212, 168, 67, 0.25);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 8px;
  --font-he: 'Heebo', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-rubik: 'Rubik', sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-he);
  background: var(--bg-deep);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  direction: rtl;
}

#particle-canvas {
  position: fixed; inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
}

.header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(5,5,16,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.header-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { color: var(--accent); font-size: 20px; }
.logo-title {
  font-family: var(--font-rubik);
  font-size: 18px; font-weight: 700;
  letter-spacing: 0.15em;
  color: #fff;
  line-height: 1;
}
.logo-sub { font-size: 10px; color: var(--text-muted); display: block; }
.header-controls { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 12px; border-radius: 20px;
  font-family: var(--font-he); font-size: 11px; font-weight: 500;
  cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; gap: 6px;
}
.lang-toggle:hover { border-color: var(--border-active); color: var(--text); }
.lang-toggle .active { color: var(--accent); }
.theme-toggle {
  background: none; border: none;
  color: var(--text-muted); cursor: pointer;
  padding: 6px; border-radius: 50%;
  transition: all 0.2s;
}
.theme-toggle:hover { color: var(--text); background: rgba(255,255,255,0.05); }

.main {
  position: relative; z-index: 1;
  max-width: 1280px; margin: 0 auto;
  padding: 80px 20px 40px;
}

.hero {
  text-align: center;
  padding: 60px 20px 40px;
  position: relative;
}
.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px; color: var(--accent);
  border: 1px solid var(--border-active);
  padding: 4px 14px; border-radius: 20px;
  letter-spacing: 0.1em; margin-bottom: 20px;
  background: var(--accent-glow);
  position: relative;
}
.hero-badge::before {
  content: ''; position: absolute;
  inset: -1px; border-radius: 20px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; z-index: -1;
  animation: badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse { 0%,100%{opacity:0} 50%{opacity:0.3} }
.hero-title {
  font-family: var(--font-rubik);
  font-size: clamp(28px,5vw,52px);
  font-weight: 700; color: #fff;
  margin-bottom: 16px;
  line-height: 1.2;
}
.hero-title .accent { color: var(--accent); }
.hero-desc {
  font-size: 14px; color: var(--text-muted);
  max-width: 600px; margin: 0 auto 32px;
  line-height: 1.7;
}
.hero-stats { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px; font-weight: 500;
  color: var(--accent);
  line-height: 1;
}
.hero-stat-label { font-size: 11px; color: var(--text-muted); margin-top: 4px; display: block; }

.calculator-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 60px;
}
@media (max-width: 900px) { .calculator-grid { grid-template-columns: 1fr; } }

.calc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s;
  position: relative;
}
.calc-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.2;
}
.calc-card:hover { border-color: var(--border-active); }
.calc-card-wide { grid-column: 1 / -1; }
.calc-card-small { grid-column: 1 / -1; }
@media (max-width: 900px) { .calc-card-wide, .calc-card-small { grid-column: 1; } }

.calc-header {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.calc-icon { color: var(--accent); font-size: 16px; }
.calc-title {
  font-family: var(--font-rubik);
  font-size: 14px; font-weight: 600;
  color: #fff; flex: 1;
}
.calc-badge {
  font-size: 9px; font-weight: 600;
  padding: 2px 10px; border-radius: 10px;
  background: rgba(212,168,67,0.12);
  color: var(--accent);
  letter-spacing: 0.05em;
}
.badge-purple { background: rgba(124,92,191,0.12); color: var(--accent-purple); }
.badge-gold { background: rgba(212,168,67,0.15); color: var(--accent); }
.badge-info { background: rgba(91,192,190,0.12); color: var(--accent-cyan); }
.badge-green { background: rgba(92,184,92,0.12); color: var(--accent-green); }

.calc-body { padding: 20px; }
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 12px; color: var(--text-muted);
  margin-bottom: 6px; font-weight: 500;
}
.form-label strong { color: var(--text); }
.form-input {
  width: 100%; padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #fff; font-family: var(--font-mono);
  font-size: 14px; direction: ltr; text-align: left;
  transition: border-color 0.2s;
}
.form-input:focus { outline: none; border-color: var(--accent); }
.form-input[data-format="currency"] { text-align: right; direction: rtl; }

.form-select {
  width: 100%; padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #fff; font-family: var(--font-he);
  font-size: 14px;
  transition: border-color 0.2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236a6a88' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 12px center;
  padding-left: 36px;
  cursor: pointer;
}
.form-select:focus { outline: none; border-color: var(--accent); }
.form-select option { background: var(--bg-deep); color: #fff; }

.input-group { display: flex; gap: 8px; }
.input-group .form-input { flex: 1; }
.input-group .form-select { width: auto; min-width: 100px; }

.form-range {
  width: 100%; height: 4px;
  -webkit-appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
.form-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-deep);
  box-shadow: 0 0 8px var(--accent-glow);
  cursor: pointer;
}
.form-range::-moz-range-thumb {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-deep);
  cursor: pointer;
}
.range-labels {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-dim);
  margin-top: 4px; font-family: var(--font-mono);
}

.result-row { display: flex; align-items: center; gap: 8px; }
.result-value {
  font-family: var(--font-mono);
  font-size: 16px; color: #fff;
}
.result-sep { color: var(--text-muted); }

.result-group {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 14px; margin-top: 12px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.result-group.highlight { border-color: rgba(212,168,67,0.15); }
@media (max-width: 500px) { .result-group { grid-template-columns: 1fr; } }
.result-item {}
.result-item-label { font-size: 11px; color: var(--text-muted); display: block; }
.result-item-value {
  font-family: var(--font-mono);
  font-size: 18px; color: #fff;
  line-height: 1.3;
}
.result-item-value.accent { color: var(--accent); }
.result-item-value.big { font-size: 24px; color: var(--accent-green); }

.toggle-row {
  display: flex; align-items: center; gap: 12px;
}
.toggle {
  position: relative; display: inline-block;
  width: 44px; height: 24px; cursor: pointer;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.08);
  border-radius: 24px;
  transition: all 0.3s;
}
.toggle-slider::before {
  content: ''; position: absolute;
  height: 18px; width: 18px; left: 3px; bottom: 3px;
  background: #fff; border-radius: 50%;
  transition: all 0.3s;
}
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }
.toggle-text { font-size: 12px; color: var(--text-muted); }

.calc-tip {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 10px 12px; margin-top: 14px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  font-size: 11px; color: var(--text-dim);
  line-height: 1.5;
}
.tip-icon { flex-shrink: 0; color: var(--accent); font-size: 12px; }

.quick-chart {
  height: 60px; margin-top: 12px;
  position: relative;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.compare-table-wrapper { overflow-x: auto; }
.compare-table {
  width: 100%; border-collapse: collapse;
  font-size: 12px;
}
.compare-table th {
  text-align: right; padding: 10px 12px;
  font-weight: 600; color: var(--text);
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  white-space: nowrap;
}
.compare-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  color: var(--text-muted);
}
.compare-table tr:last-child td { border-bottom: none; }
.th-highlight { color: var(--accent) !important; }
.td-highlight { color: var(--text) !important; }

.conversion-results {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  margin-top: 12px;
}
.conv-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.conv-unit { font-size: 11px; color: var(--text-muted); }
.conv-value { font-family: var(--font-mono); font-size: 14px; color: #fff; }

.calendar-info { font-size: 13px; color: var(--text-muted); margin-bottom: 14px; }
.link-list { display: flex; flex-direction: column; gap: 8px; }
.calc-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text); text-decoration: none;
  font-size: 13px; font-weight: 500;
  transition: all 0.2s;
}
.calc-link:hover {
  border-color: var(--border-active);
  background: rgba(212,168,67,0.04);
  color: var(--accent);
}
.link-arrow { color: var(--text-muted); font-size: 12px; }

.faq-section {
  margin-bottom: 60px;
}
.faq-title {
  font-family: var(--font-rubik);
  font-size: 22px; font-weight: 700;
  color: #fff; text-align: center;
  margin-bottom: 28px;
}
.faq-grid { max-width: 720px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.2s;
  cursor: pointer;
}
.faq-item:hover { border-color: var(--border-active); }
.faq-item.open { border-color: rgba(212,168,67,0.2); }
.faq-q {
  padding: 16px 18px;
  font-size: 14px; font-weight: 500;
  color: #fff;
  display: flex; align-items: center;
  position: relative;
}
.faq-q::after {
  content: '+';
  margin-right: auto; color: var(--text-muted);
  font-size: 18px; font-weight: 300;
  transition: transform 0.3s;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); color: var(--accent); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s;
  padding: 0 18px;
  font-size: 13px; color: var(--text-muted);
  line-height: 1.7;
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 18px 16px;
}

.author-section { margin-bottom: 40px; }
.author-card {
  display: flex; align-items: center; gap: 16px;
  max-width: 600px; margin: 0 auto;
  padding: 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.author-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-purple));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-rubik);
  font-weight: 700; font-size: 14px; color: #fff;
  flex-shrink: 0;
}
.author-info h3 { font-size: 14px; color: #fff; margin-bottom: 4px; }
.author-info p { font-size: 11px; color: var(--text-muted); line-height: 1.6; }
.author-disc { color: var(--text-dim) !important; font-size: 10px !important; margin-top: 6px; }

.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
}
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-links { margin-bottom: 8px; }
.footer-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 12px; transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-sep { color: var(--text-dim); margin: 0 6px; font-size: 10px; }
.footer-note { font-size: 10px; color: var(--text-dim); }

/* =====================================================================
   NEW MODULES
   ================================================================== */

/* --- Scenario Comparison --- */
.scenario-info { font-size: 13px; color: var(--text-muted); margin-bottom: 14px; }
.scenario-actions { display: flex; gap: 8px; margin-bottom: 12px; }
.scenario-btn {
  padding: 6px 16px; border: 1px solid var(--border);
  background: rgba(255,255,255,0.03); border-radius: 6px;
  color: var(--text-muted); cursor: pointer; font-size: 11px;
  transition: all 0.2s; font-family: var(--font-he);
}
.scenario-btn:hover { border-color: var(--border-active); color: var(--text); }
.scenario-table-wrapper { overflow-x: auto; margin-bottom: 14px; }
.scenario-table {
  width: 100%; border-collapse: collapse; font-size: 11px;
}
.scenario-table th {
  text-align: right; padding: 8px 10px; font-weight: 600;
  color: var(--text-muted); border-bottom: 1px solid var(--border);
  white-space: nowrap; font-size: 10px;
}
.scenario-table td {
  padding: 8px 10px; border-bottom: 1px solid rgba(255,255,255,0.03);
  color: var(--text);
}
.scenario-table tr:last-child td { border-bottom: none; }
.scenario-label { font-weight: 500; color: var(--accent) !important; }
.td-num { font-family: var(--font-mono); font-size: 11px; text-align: left; direction: ltr; }
.td-profit { color: var(--accent-green) !important; }
.td-loss { color: #e74c3c !important; }
.scenario-del {
  background: none; border: none; color: var(--text-dim);
  cursor: pointer; font-size: 14px; padding: 2px 6px;
  border-radius: 4px; transition: all 0.2s;
}
.scenario-del:hover { color: #e74c3c; background: rgba(231,76,60,0.1); }
.btn-save-scenario {
  width: 100%; padding: 12px;
  background: var(--accent-glow); border: 1px solid rgba(212,168,67,0.25);
  border-radius: var(--radius-sm); color: var(--accent);
  font-family: var(--font-he); font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}
.btn-save-scenario:hover {
  background: rgba(212,168,67,0.2); border-color: var(--accent);
}

/* --- Purchase Tax --- */
#investorStatus { font-size: 12px; color: var(--text-muted); }

/* --- Mortgage --- */
#monthlyPayment { font-size: 26px; }
#totalPayback, #totalInterest { font-size: 16px; }

/* --- Copy Badge --- */
.copy-badge {
  font-size: 9px; padding: 2px 8px; border-radius: 8px;
  background: rgba(255,255,255,0.05); color: var(--text-dim);
  border: none; cursor: pointer; font-family: var(--font-mono);
  transition: all 0.2s; margin-right: auto;
}
.copy-badge:hover { color: var(--accent); background: var(--accent-glow); }

/* --- Light Theme --- */
.light-theme {
  --bg-deep: #f5f3f0;
  --bg-card: #ffffff;
  --bg-surface: #f0ede8;
  --text: #1a1a2e;
  --text-muted: #5a5a72;
  --text-dim: #8a8aa0;
  --border: rgba(212,168,67,0.15);
  --border-active: rgba(212,168,67,0.35);
}
.light-theme .logo-title { color: #1a1a2e; }
.light-theme .form-input { color: #1a1a2e; background: rgba(0,0,0,0.02); }
.light-theme .form-input:focus { border-color: var(--accent); }
.light-theme .faq-q { color: #1a1a2e; }
.light-theme .compare-table th { color: #1a1a2e; }
.light-theme .result-value, .light-theme .result-item-value { color: #1a1a2e; }
.light-theme .calc-title { color: #1a1a2e; }
.light-theme .hero-title { color: #1a1a2e; }
.light-theme .author-info h3 { color: #1a1a2e; }
.light-theme .faq-title { color: #1a1a2e; }
.light-theme .conv-value { color: #1a1a2e; }
.light-theme .tender-chart text { fill: #5a5a72 !important; }