:root {
  --accent: #be185d;
  --accent-hover: #9d1458;
  --accent-light: #fce7f3;
  --success: #059669;
  --warning: #d97706;
  --bg: #fdf4f8;
  --bg-card: #ffffff;
  --bg-card-2: #fdf2f7;
  --border: #fce7f3;
  --text: #1e1230;
  --text-secondary: #7c4d6e;
  --shadow: 0 2px 16px rgba(190,24,93,0.08);
  --radius: 14px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; min-height: 100vh; display: flex; flex-direction: column; }

/* HEADER */
header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 60px; display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.2rem; font-weight: 800; color: var(--text); text-decoration: none; letter-spacing: -0.02em; }
.logo span { color: var(--accent); }
nav { display: flex; gap: 24px; }
nav a { color: var(--text-secondary); text-decoration: none; font-size: 0.875rem; font-weight: 500; transition: color 0.15s; }
nav a:hover { color: var(--accent); }

/* AD BANNERS */
.ad-banner-top { background: var(--bg-card-2); border-bottom: 1px solid var(--border); padding: 10px 0; text-align: center; }
.ad-banner { display: inline-block; background: var(--border); color: var(--text-secondary); font-size: 0.7rem; padding: 4px 12px; border-radius: 4px; letter-spacing: 0.05em; }
.ad-bottom { margin-top: 32px; text-align: center; }
.ad-sidebar { margin-bottom: 20px; text-align: center; }

/* HERO */
.site-hero { max-width: 1200px; margin: 0 auto; padding: 60px 24px 40px; text-align: center; }
.site-hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.03em; color: var(--text); margin-bottom: 16px; }
.site-hero h1 span { color: var(--accent); }
.site-hero p { font-size: 1.1rem; color: var(--text-secondary); max-width: 560px; margin: 0 auto 32px; line-height: 1.7; }
.hero-badges { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.badge { background: var(--accent-light); color: var(--accent); font-size: 0.78rem; font-weight: 600; padding: 6px 14px; border-radius: 20px; }

/* SECTIONS */
.section { max-width: 1200px; margin: 0 auto; padding: 20px 24px 48px; }
.section-header { margin-bottom: 28px; }
.section-header h2 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text); margin-bottom: 6px; }
.section-header p { color: var(--text-secondary); font-size: 0.92rem; }

/* CALC GRID */
.calc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.calc-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; text-decoration: none; color: inherit; transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s; display: block; }
.calc-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: var(--accent); }
.calc-card .icon { font-size: 1.8rem; margin-bottom: 10px; }
.calc-card h3 { font-size: 0.97rem; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.calc-card p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.55; }

/* CALCULATOR PAGE */
.calc-page-wrapper { max-width: 1200px; margin: 0 auto; padding: 24px 24px 48px; display: grid; grid-template-columns: 1fr 320px; gap: 28px; flex: 1; }
.calc-main { min-width: 0; }
.calc-sidebar { min-width: 0; }
.breadcrumb { font-size: 0.78rem; color: var(--text-secondary); margin-bottom: 20px; }
.breadcrumb a { color: var(--text-secondary); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { margin: 0 6px; }
.calc-hero { margin-bottom: 24px; }
.calc-hero h1 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; letter-spacing: -0.02em; color: var(--text); margin-bottom: 10px; }
.calc-hero p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.65; }

/* FORM */
.calc-form-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 7px; text-transform: uppercase; letter-spacing: 0.06em; }
.form-group input, .form-group select { width: 100%; padding: 11px 14px; border: 1.5px solid var(--border); border-radius: 8px; font-size: 0.95rem; color: var(--text); background: var(--bg); transition: border-color 0.15s; outline: none; }
.form-group input:focus, .form-group select:focus { border-color: var(--accent); background: #fff; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.radio-group { display: flex; gap: 16px; flex-wrap: wrap; }
.radio-option { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text); cursor: pointer; }
.radio-option input { margin: 0; flex-shrink: 0; width: 16px; height: 16px; accent-color: var(--accent); }
.btn-calculate { width: 100%; padding: 14px; background: var(--accent); color: #fff; border: none; border-radius: 10px; font-size: 1rem; font-weight: 700; cursor: pointer; transition: background 0.15s, transform 0.1s; margin-top: 4px; }
.btn-calculate:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-calculate:active { transform: translateY(0); }
.view-results { text-align: center; font-size: 0.78rem; color: var(--text-secondary); margin: 8px 0 0; }

/* RESULTS */
.results-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; margin-bottom: 24px; display: none; }
.results-card.visible { display: block; }
.results-card h2 { font-size: 1.15rem; font-weight: 700; color: var(--text); margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.result-primary { text-align: center; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.result-value { font-size: clamp(2rem, 5vw, 3rem); font-weight: 800; color: var(--accent); letter-spacing: -0.03em; line-height: 1.1; }
.result-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 6px; }
.result-category { font-size: 0.92rem; font-weight: 600; color: var(--text); margin-top: 8px; }
.results-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 20px; }
.result-item { background: var(--bg-card-2); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; }
.result-item .val { font-size: 1.2rem; font-weight: 700; color: var(--accent); }
.result-item .lbl { font-size: 0.75rem; color: var(--text-secondary); margin-top: 3px; }
.result-info { background: rgba(190,24,93,0.07); border: 1px solid rgba(190,24,93,0.2); border-radius: 10px; padding: 16px; font-size: 0.88rem; color: var(--text); line-height: 1.7; }

/* SIDEBAR */
.sidebar-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.sidebar-card h3 { font-size: 0.88rem; font-weight: 700; color: var(--text); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.07em; }
.related-links { display: flex; flex-direction: column; gap: 8px; }
.related-links a { font-size: 0.85rem; color: var(--text-secondary); text-decoration: none; padding: 8px 12px; border-radius: 8px; background: var(--bg-card-2); transition: background 0.15s, color 0.15s; }
.related-links a:hover { background: var(--accent-light); color: var(--accent); }

/* FOOTER */
footer { background: var(--bg-card); border-top: 1px solid var(--border); margin-top: auto; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; margin-bottom: 28px; }
.footer-brand .logo { font-size: 1.1rem; display: inline-block; margin-bottom: 10px; }
.footer-brand p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.65; max-width: 280px; }
.footer-col h4 { font-size: 0.75rem; font-weight: 700; color: var(--text); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.footer-col a { display: block; font-size: 0.82rem; color: var(--text-secondary); text-decoration: none; margin-bottom: 8px; }
.footer-col a:hover { color: var(--accent); }
.footer-disclaimer { font-size: 0.75rem; color: var(--text-secondary); line-height: 1.65; padding: 16px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 0.78rem; color: var(--text-secondary); }
.footer-bottom div { display: flex; gap: 20px; }
.footer-bottom a { color: var(--text-secondary); text-decoration: none; }
.footer-bottom a:hover { color: var(--accent); }

/* PHASE INDICATOR */
.phase-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 16px 0; }
.phase-item { background: var(--bg-card-2); border: 2px solid var(--border); border-radius: 10px; padding: 12px 8px; text-align: center; font-size: 0.78rem; }
.phase-item.active { border-color: var(--accent); background: var(--accent-light); }
.phase-item .phase-name { font-weight: 700; color: var(--text); font-size: 0.82rem; }
.phase-item .phase-days { color: var(--text-secondary); font-size: 0.72rem; margin-top: 2px; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .calc-page-wrapper { grid-template-columns: 1fr; }
  .calc-sidebar { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .site-hero { padding: 40px 24px 28px; }
  .phase-bar { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .results-grid { grid-template-columns: 1fr; }
  .calc-grid { grid-template-columns: 1fr; }
}