:root{--bg: #f0f2f8;--bg-card: #ffffff;--bg-card-alt: #eef2ff;--text: #1a1a2e;--text-muted: #555770;--primary: #6366f1;--primary-light: #a5b4fc;--primary-dark: #4338ca;--accent: #06b6d4;--accent2: #c084fc;--gradient: linear-gradient(135deg, #6366f1, #06b6d4);--gradient-hero: linear-gradient(135deg, #6366f1 0%, #8b5cf6 35%, #c084fc 65%, #06b6d4 100%);--gradient-card: linear-gradient(135deg, rgba(99,102,241,.06), rgba(6,182,212,.06));--shadow-sm: 0 1px 4px rgba(99, 102, 241, .06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 6px 24px rgba(99, 102, 241, .1), 0 2px 8px rgba(0,0,0,.06);--shadow-lg: 0 12px 40px rgba(99, 102, 241, .14), 0 4px 12px rgba(0,0,0,.08);--shadow-glow: 0 0 30px rgba(99, 102, 241, .18);--radius: 16px;--radius-sm: 10px;--transition: .3s cubic-bezier(.4,0,.2,1);--font: "Inter", system-ui, -apple-system, sans-serif;--success: #10b981;--warning: #f59e0b;--danger: #ef4444}[data-theme=dark]{--bg: #0c0f1a;--bg-card: #171b2e;--bg-card-alt: #1f2440;--text: #e8ecf4;--text-muted: 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var(--transition)}.blog-related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#6366f11f}.blog-related-card h4{font-size:.92rem;font-weight:600;margin-top:4px;line-height:1.4}@media (max-width: 600px){.blog-card{flex-direction:column;gap:12px;padding:20px}.blog-cta{flex-direction:column;text-align:center}.blog-related-grid{grid-template-columns:1fr}.blog-post-content{padding:20px}}.ad-slot{padding:12px 0;text-align:center}.ad-placeholder{padding:20px;background:var(--gradient-card);border:2px dashed rgba(99,102,241,.12);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.85rem;font-weight:500}[data-theme=dark] .ad-placeholder{border-color:#6366f126}@media (max-width: 800px){.calc-grid{grid-template-columns:1fr}.features-grid{grid-template-columns:1fr 1fr}}@media (max-width: 600px){.nav{display:none;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:var(--bg-card);padding:20px;box-shadow:var(--shadow-lg);gap:8px;z-index:99;border-radius:0 0 var(--radius) var(--radius);border:1px solid rgba(99,102,241,.08);border-top:none}.nav.open{display:flex}.nav a{padding:10px 16px}.menu-toggle{display:block}.hero{padding:60px 0 48px}.hero-title{font-size:1.8rem}.calc-card{padding:24px}.features-grid,.tools-grid{grid-template-columns:1fr}.inline-inputs,.tip-presets{flex-wrap:wrap}.contact-layout,.about-tools-grid{grid-template-columns:1fr}}.legal-page{max-width:800px;margin:0 auto;background:var(--bg-card);border-radius:var(--radius);padding:48px;box-shadow:var(--shadow-sm);border:1px solid rgba(99,102,241,.06)}.legal-page h1{font-size:2rem;font-weight:800;margin-bottom:8px;letter-spacing:-.02em}.legal-updated{color:var(--text-muted);font-size:.88rem;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid rgba(99,102,241,.08)}.legal-page h2{font-size:1.25rem;font-weight:700;margin:28px 0 12px;color:var(--text)}.legal-page h3{font-size:1.05rem;font-weight:600;margin:20px 0 8px;color:var(--text)}.legal-page p{color:var(--text-muted);font-size:.94rem;line-height:1.8;margin-bottom:14px}.legal-page ul{padding-left:22px;margin-bottom:14px}.legal-page li{color:var(--text-muted);font-size:.94rem;margin-bottom:6px;line-height:1.7}.legal-page a{color:var(--primary);font-weight:500}.legal-page a:hover{text-decoration:underline}.legal-page strong{color:var(--text)}.about-content{max-width:800px;margin:0 auto}.about-block{margin-bottom:36px}.about-block h2{font-size:1.4rem;font-weight:700;margin-bottom:14px;color:var(--text)}.about-block p{color:var(--text-muted);font-size:.96rem;line-height:1.8;margin-bottom:12px}.about-block a{color:var(--primary);font-weight:500}.about-block a:hover{text-decoration:underline}.about-tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin:16px 0 20px}.about-tool-item{display:flex;align-items:center;gap:8px;padding:10px 16px;background:var(--gradient-card);border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;color:var(--text);text-decoration:none;border:1px solid rgba(99,102,241,.06);transition:all var(--transition)}.about-tool-item:hover{border-color:#6366f126;transform:translateY(-2px);box-shadow:var(--shadow-sm)}.contact-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;max-width:960px;margin:0 auto;align-items:start}.contact-form-card{background:var(--bg-card);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow-sm);border:1px solid rgba(99,102,241,.06)}.contact-form-card h2{font-size:1.4rem;font-weight:700;margin-bottom:4px}.contact-success{text-align:center;padding:40px 20px}.contact-success-icon{font-size:3rem;margin-bottom:16px}.contact-success h3{font-size:1.3rem;margin-bottom:8px}.contact-success p{color:var(--text-muted);margin-bottom:24px}.contact-info-card{background:var(--gradient-card);border-radius:var(--radius);padding:32px;border:1px solid rgba(99,102,241,.08)}.contact-info-card h3{font-size:1.15rem;font-weight:700;margin-bottom:24px}.contact-info-item{display:flex;gap:14px;margin-bottom:24px}.contact-info-item:last-child{margin-bottom:0}.contact-info-icon{font-size:1.4rem;flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border-radius:10px}.contact-info-item strong{display:block;margin-bottom:2px;font-size:.92rem}.contact-info-item p{color:var(--text-muted);font-size:.88rem;margin:0;line-height:1.5}@media (max-width: 600px){.legal-page,.contact-form-card{padding:28px 20px}}