:root {
  --rvb-accent: #0ea5e9;
  --rvb-accent-2: #0369a1;
  --rvb-rent-color: #f59e0b;
  --rvb-bg: #0a0a0f;
  --rvb-card: #12121c;
  --rvb-border: #1d1d2c;
  --rvb-text: #e8e8f0;
  --rvb-text-gray: #888899;
  --rvb-text-dark: #555566;
}

.rvb-wrapper {
  max-width: 760px;
  margin: 0 auto;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--rvb-text);
}

.rvb-nav { margin-bottom: 1.5rem; }
.rvb-nav a { color: var(--rvb-accent); text-decoration: none; font-size: 0.9rem; font-weight: 600; }

.rvb-header { text-align: center; margin-bottom: 2rem; animation: rvbFadeIn 0.6s ease both; }
.rvb-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--rvb-accent);
  background: rgba(14,165,233,0.12);
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  margin-bottom: 0.9rem;
}
.rvb-header h1 {
  font-size: 2.1rem;
  font-weight: 700;
  margin: 0.3rem 0 0.6rem;
  background: linear-gradient(135deg, #ffffff, var(--rvb-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.rvb-subtitle { color: var(--rvb-text-gray); font-size: 1.0rem; max-width: 560px; margin: 0 auto; }

.rvb-card {
  background: var(--rvb-card);
  border: 1px solid var(--rvb-border);
  border-radius: 16px;
  padding: 1.8rem;
  margin-bottom: 1.5rem;
  animation: rvbFadeIn 0.6s ease 0.1s both;
}

.rvb-field-grid {
  display: table;
  width: 100%;
  table-layout: fixed;
  border-spacing: 0.7rem 0;
  margin-bottom: 1.2rem;
}
.rvb-field { display: table-cell; vertical-align: top; padding: 0 0.35rem; }
.rvb-field:first-child { padding-left: 0; }
.rvb-field:last-child { padding-right: 0; }
.rvb-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--rvb-text-gray); margin-bottom: 0.5rem; }

#root input, #root select {
  background-color: rgba(10,10,15,0.8) !important;
  color: #f0f0f5 !important;
  -webkit-text-fill-color: #f0f0f5 !important;
  border: 1px solid var(--rvb-border) !important;
  border-radius: 10px !important;
  padding: 0.65rem 0.8rem !important;
  font-size: 0.95rem !important;
  width: 100% !important;
  box-sizing: border-box !important;
  font-family: 'Space Grotesk', sans-serif !important;
}
#root input:focus, #root select:focus {
  outline: none !important;
  border-color: var(--rvb-accent) !important;
  background-color: rgba(10,10,15,0.95) !important;
}
#root input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px rgba(10,10,15,0.9) inset !important;
  -webkit-text-fill-color: #f0f0f5 !important;
}
#root input::placeholder { color: #666677 !important; }
#root select { appearance: auto !important; }

.rvb-field { margin-bottom: 1.2rem; }

.rvb-slider-row { display: flex; flex-direction: column; margin-bottom: 1.3rem; }
.rvb-slider-header { display: flex; justify-content: space-between; margin-bottom: 0.5rem; }
.rvb-slider-label { font-size: 0.86rem; font-weight: 600; color: var(--rvb-text); }
.rvb-slider-amount { font-size: 0.86rem; font-weight: 700; color: var(--rvb-accent); }

.rvb-slider-row input[type="range"] {
  -webkit-appearance: none !important;
  appearance: none !important;
  width: 100% !important;
  height: 6px !important;
  background: var(--rvb-border) !important;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
  border-radius: 3px !important;
}
.rvb-slider-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none !important;
  width: 20px !important;
  height: 20px !important;
  border-radius: 50% !important;
  background: var(--rvb-accent) !important;
  border: 3px solid var(--rvb-card) !important;
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(14,165,233,0.2);
}
.rvb-slider-row input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--rvb-accent); border: 3px solid var(--rvb-card); cursor: pointer;
}
.rvb-slider-hint { font-size: 0.77rem; color: var(--rvb-text-dark); margin-top: 0.45rem; }

.rvb-error {
  background: rgba(220,38,38,0.12);
  border: 1px solid #dc2626;
  color: #ff8a8a;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.rvb-btn-row { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 0.5rem; }
#rvb-calc-btn {
  flex: 1;
  min-width: 200px;
  background: linear-gradient(135deg, var(--rvb-accent), var(--rvb-accent-2)) !important;
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  border: none !important;
  border-radius: 10px;
  padding: 0.85rem 1.5rem;
  font-size: 0.93rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
}
#rvb-calc-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(14,165,233,0.35); }
#rvb-calc-btn:disabled { opacity: 0.75; cursor: wait; }

#rvb-reset-btn {
  background: transparent !important;
  color: #888899 !important;
  -webkit-text-fill-color: #888899 !important;
  border: 1px solid rgba(255,255,255,0.1) !important;
  border-radius: 10px;
  padding: 0.85rem 1.3rem;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
#rvb-reset-btn:hover { border-color: var(--rvb-text-gray); color: var(--rvb-text) !important; }

.rvb-results {
  background: var(--rvb-card);
  border: 1px solid var(--rvb-border);
  border-radius: 16px;
  padding: 1.8rem;
  margin-bottom: 1.5rem;
  animation: rvbFadeIn 0.5s ease both;
}

.rvb-verdict-card {
  text-align: center;
  padding: 1.4rem;
  border-radius: 14px;
  margin-bottom: 1.2rem;
}
.rvb-winner-buy { background: rgba(14,165,233,0.1); border: 1px solid rgba(14,165,233,0.3); }
.rvb-winner-rent { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.3); }
.rvb-verdict-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.rvb-winner-buy .rvb-verdict-label { color: var(--rvb-accent); }
.rvb-winner-rent .rvb-verdict-label { color: var(--rvb-rent-color); }
.rvb-verdict-amount { font-size: 2.4rem; font-weight: 800; color: var(--rvb-text); }
.rvb-verdict-sub { font-size: 0.85rem; color: var(--rvb-text-gray); margin-top: 0.3rem; }

.rvb-verdict-text {
  font-size: 0.94rem;
  color: #c8c8d8;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  text-align: center;
}

.rvb-chart-wrap { margin-bottom: 1.6rem; }
.rvb-chart-svg { width: 100%; height: auto; display: block; }
.rvb-line-buy, .rvb-line-rent {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: rvbDrawLine 1.3s ease forwards;
}
.rvb-line-rent { animation-delay: 0.15s; }

.rvb-stats-grid {
  display: table;
  width: 100%;
  table-layout: fixed;
  border-spacing: 0.6rem 0;
  margin-bottom: 1.6rem;
}
.rvb-stat {
  display: table-cell;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--rvb-border);
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
}
.rvb-stat-label { font-size: 0.74rem; color: var(--rvb-text-gray); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.4rem; }
.rvb-stat-val { font-size: 1.2rem; font-weight: 700; color: var(--rvb-accent); }

.rvb-table-wrap { overflow-x: auto; }
.rvb-result-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
.rvb-result-table th, .rvb-result-table td {
  padding: 0.6rem 0.8rem;
  text-align: center;
  border-bottom: 1px solid var(--rvb-border);
}
.rvb-result-table th { color: var(--rvb-text-gray); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; }
.rvb-result-table td { color: var(--rvb-text); font-weight: 600; }

.rvb-share-wrap { text-align: center; margin-bottom: 2rem; }
.rvb-share-title { font-size: 0.85rem; color: var(--rvb-text-gray); margin-bottom: 0.8rem; }
.rvb-share-block { display: flex; justify-content: center; gap: 0.6rem; flex-wrap: wrap; }
.rvb-share-btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--rvb-border);
  color: var(--rvb-text);
  background: rgba(255,255,255,0.04);
  cursor: pointer;
  transition: transform 0.15s, border-color 0.2s;
}
.rvb-share-btn:hover { transform: translateY(-2px); border-color: var(--rvb-accent); }

.rvb-seo { margin-top: 2rem; line-height: 1.7; }
.rvb-seo h2 { font-size: 1.4rem; margin-top: 2.2rem; color: var(--rvb-text); }
.rvb-seo h3 { font-size: 1.1rem; margin-top: 1.6rem; color: var(--rvb-text); }
.rvb-seo p { color: #c8c8d8; margin: 0.9rem 0; }
.rvb-seo strong { color: var(--rvb-text); }

.rvb-example-box {
  background: rgba(14,165,233,0.06);
  border: 1px solid rgba(14,165,233,0.25);
  border-radius: 12px;
  padding: 1.2rem 1.4rem;
  margin: 1.2rem 0;
}
.rvb-example-box ul { margin: 0.6rem 0 0; padding-left: 1.2rem; }
.rvb-example-box li { color: #c8c8d8; margin-bottom: 0.4rem; }

.rvb-related { margin-top: 2.5rem; }
.rvb-related h2 { font-size: 1.3rem; margin-bottom: 1rem; }

.wp-block-latest-posts li {
  background: #111118 !important;
  border: 1px solid rgba(255,255,255,0.08) !important;
  border-radius: 12px !important;
  padding: 1rem !important;
  margin-bottom: 0.5rem !important;
}

@keyframes rvbFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes rvbDrawLine {
  to { stroke-dashoffset: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .rvb-header, .rvb-card, .rvb-results { animation: none !important; }
  .rvb-line-buy, .rvb-line-rent { animation: none !important; stroke-dashoffset: 0 !important; }
}

@media (max-width: 640px) {
  .rvb-field-grid { display: block; }
  .rvb-field { display: block; padding: 0; margin-bottom: 0.8rem; }
  .rvb-header h1 { font-size: 1.6rem; }
  .rvb-stats-grid { display: block; }
  .rvb-stat { display: block; margin-bottom: 0.6rem; }
  .rvb-verdict-amount { font-size: 1.9rem; }
}