/* Tax Fix - Optimized Stylesheet v2.0 */
/* Reset and Base Styles */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:16px;line-height:1.6;color:#374151;background:#fff}
h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:1rem;font-weight:700;line-height:1.2}
h1{font-size:2.5rem}
h2{font-size:2rem}
h3{font-size:1.75rem}
h4{font-size:1.5rem}
h5{font-size:1.25rem}
h6{font-size:1rem}
p{margin-top:0;margin-bottom:1rem}
a{color:#0891b2;text-decoration:underline;transition:color .3s ease}
a:hover{color:#0e7490}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;font-family:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Container */
.container{max-width:1200px;margin:0 auto;padding:0 1rem}

/* Header Styles */
.header-main{background:linear-gradient(135deg,#fff 0%,#f8fafc 100%);padding:1rem 0;border-bottom:2px solid #e5e7eb;box-shadow:0 2px 4px rgba(0,0,0,.05);position:sticky;top:0;z-index:100}
.header-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.logo-link{display:inline-block;text-decoration:none}
.logo{height:60px;width:auto;max-width:200px;object-fit:contain}

/* Navigation */
.main-nav{display:flex;gap:1.5rem;align-items:center}
.nav-link{color:#1f2937;text-decoration:none;font-weight:500;transition:all .3s ease;padding:.5rem;border-radius:.25rem}
.nav-link:hover,.nav-link.active{color:#0891b2;background:rgba(8,145,178,.1)}
.nav-cta-button{background:linear-gradient(135deg,#10b981 0%,#059669 100%);color:#fff;padding:.75rem 1.5rem;border-radius:.5rem;text-decoration:none;font-weight:600;transition:all .3s ease;box-shadow:0 4px 6px rgba(16,185,129,.2);white-space:nowrap}
.nav-cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(16,185,129,.3);color:#fff}

/* Mobile Menu */
.mobile-menu-btn{display:none;background:transparent;border:2px solid #374151;color:#374151;font-size:1.5rem;cursor:pointer;padding:.5rem;border-radius:.25rem;min-width:44px;min-height:44px;transition:all .3s ease}
.mobile-menu-btn:hover{background:#f3f4f6}
.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:99}
.mobile-menu-overlay.active{display:block}

/* Hero Section */
.hero-section{background:linear-gradient(180deg,#f0f9ff 0%,#fff 100%);padding:5rem 0;text-align:center}
.hero-content{max-width:800px;margin:0 auto}
.hero-title{font-size:clamp(2rem,5vw,3.5rem);font-weight:700;color:#1f2937;margin-bottom:1.5rem;line-height:1.2}
.hero-highlight{background:linear-gradient(135deg,#0891b2 0%,#06b6d4 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-description{font-size:1.25rem;color:#6b7280;margin-bottom:2rem}
.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}
.hero-social-proof{font-size:.875rem;color:#6b7280;display:flex;align-items:center;justify-content:center;gap:.5rem}

/* Buttons */
.btn-primary-gradient{background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);color:#1f2937;padding:1rem 2rem;border-radius:.75rem;font-weight:700;text-decoration:none;display:inline-block;transition:all .3s ease;box-shadow:0 4px 6px rgba(251,191,36,.3);border:none;cursor:pointer}
.btn-primary-gradient:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(251,191,36,.4);color:#1f2937}

/* Sections */
section{padding:4rem 0}
.section-title-center{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;color:#1f2937;text-align:center;margin-bottom:1rem}
.section-description-center{font-size:1.125rem;color:#6b7280;text-align:center;max-width:700px;margin:0 auto 3rem auto}

/* Features Grid */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:3rem}
.feature-card{background:#fff;padding:2rem;border-radius:1rem;box-shadow:0 4px 6px rgba(0,0,0,.1);transition:all .3s ease;border:1px solid #e5e7eb}
.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(0,0,0,.15);border-color:#0891b2}
.feature-icon{font-size:2.5rem;margin-bottom:1rem;display:block}
.feature-card h3{font-size:1.25rem;font-weight:600;color:#1f2937;margin-bottom:.75rem}
.feature-card p{color:#6b7280;line-height:1.6;margin:0}

/* Three Tier Section */
.three-tier-section{padding:5rem 0;background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%)}
.tier-title{text-align:center;font-size:2.5rem;font-weight:700;color:#1f2937;margin-bottom:1rem}
.tier-subtitle{text-align:center;font-size:1.25rem;color:#6b7280;margin-bottom:3rem;max-width:600px;margin-left:auto;margin-right:auto}
.tiers-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;max-width:1000px;margin:0 auto}
.tier-card{background:#fff;border-radius:1rem;padding:2rem;text-align:center;box-shadow:0 4px 6px rgba(0,0,0,.1);border:2px solid #e5e7eb;transition:all .3s ease;position:relative}
.tier-card:hover{transform:translateY(-8px);box-shadow:0 20px 25px rgba(0,0,0,.15)}
.tier-card.popular{border-color:#10b981;transform:scale(1.05)}
.tier-card.popular:hover{transform:scale(1.08) translateY(-8px)}
.popular-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#10b981 0%,#059669 100%);color:#fff;padding:.5rem 1rem;border-radius:9999px;font-size:.875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.tier-icon{font-size:3rem;margin-bottom:1rem}
.tier-name{font-size:1.5rem;font-weight:700;color:#1f2937;margin-bottom:.5rem}
.tier-price{font-size:2.5rem;font-weight:700;color:#0891b2;margin-bottom:1rem}
.tier-price span{font-size:1rem;color:#6b7280}
.tier-description{color:#6b7280;margin-bottom:2rem;font-size:1rem;line-height:1.5}
.tier-features{list-style:none;margin:0 0 2rem 0;padding:0;text-align:left}
.tier-features li{padding:.5rem 0;position:relative;padding-left:1.5rem;color:#4b5563}
.tier-features li::before{content:"✓";position:absolute;left:0;color:#16a34a;font-weight:700}
.tier-features a{color:inherit;text-decoration:none;border-bottom:1px dotted rgba(8,145,178,.5);transition:all .3s ease}
.tier-features a:hover{color:#0891b2;border-bottom-color:#0891b2}
.tier-btn{background:linear-gradient(135deg,#0891b2,#0e7490);color:#fff;padding:1rem 2rem;border-radius:.75rem;text-decoration:none;font-weight:700;transition:all .3s;display:inline-block;width:100%;font-size:1.125rem}
.tier-btn:hover{background:linear-gradient(135deg,#0e7490,#155e75);transform:translateY(-2px);color:#fff}
.tier-card.popular .tier-btn{background:linear-gradient(135deg,#10b981 0%,#059669 100%)}
.tier-card.popular .tier-btn:hover{background:linear-gradient(135deg,#059669 0%,#047857 100%)}

/* Calculator Widget */
.calculator-widget-section{padding:4rem 0;background:linear-gradient(135deg,#e0f8ff 0%,#f0f9ff 100%)}
.calculator-widget-title{font-size:2.5rem;font-weight:700;color:#1f2937;text-align:center;margin-bottom:1rem}
.calculator-widget-subtitle{font-size:1.125rem;color:#6b7280;text-align:center;margin-bottom:3rem;max-width:600px;margin-left:auto;margin-right:auto}
.calculator-widget-container{background:#fff;border-radius:1rem;padding:2rem;max-width:600px;margin:0 auto;box-shadow:0 10px 25px rgba(8,145,178,.1);border:2px solid #0ea5e9}
.calculator-inputs{display:grid;gap:1.5rem;margin-bottom:2rem}
.input-group{text-align:left}
.widget-label{display:block;font-weight:600;color:#1f2937;margin-bottom:.5rem;font-size:.875rem}
.input-group input,.input-group select{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:.5rem;font-size:1rem;transition:border-color .3s}
.input-group input:focus,.input-group select:focus{outline:none;border-color:#0891b2;box-shadow:0 0 0 3px rgba(8,145,178,.1)}
.widget-calculate-btn{background:linear-gradient(135deg,#0891b2 0%,#0e7490 100%);color:#fff;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .3s ease;white-space:nowrap;width:100%}
.widget-calculate-btn:hover{background:linear-gradient(135deg,#0e7490 0%,#155e75 100%);transform:translateY(-2px)}
.widget-results{display:none;text-align:center;animation:fadeIn .5s}
.result-highlight{background:linear-gradient(135deg,#f0fdf4 0%,#ecfdf5 100%);border-radius:1rem;padding:2rem;margin-bottom:2rem;border:2px solid #10b981}
.result-amount{display:block;font-size:3rem;font-weight:700;color:#10b981;margin-bottom:.5rem}
.result-text{font-size:1.125rem;font-weight:600;color:#1f2937}

/* Footer */
.footer{background:#1f2937;color:#fff;padding:3rem 0 1rem 0;margin-top:4rem}
.footer-content{display:grid;grid-template-columns:1fr;gap:2rem;margin-bottom:2rem}
.footer a{color:#d1d5db;text-decoration:none;transition:color .3s}
.footer a:hover{color:#10b981}
.footer-bottom{border-top:1px solid #374151;padding-top:1rem;text-align:center}
.footer-text{margin:0;opacity:.8;font-size:.875rem}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* Responsive Design */
@media (max-width:768px){
    .mobile-menu-btn{display:block}
    .main-nav{display:none;position:fixed;top:0;left:-100%;width:280px;height:100vh;background:#fff;flex-direction:column;padding:4rem 2rem;box-shadow:2px 0 10px rgba(0,0,0,.1);transition:left .3s ease;z-index:101;align-items:flex-start;gap:1rem}
    .main-nav.active{left:0;display:flex}
    .nav-link{width:100%;padding:1rem;border-bottom:1px solid #e5e7eb}
    .nav-cta-button{width:100%;text-align:center;margin-top:1rem}
    .hero-buttons{flex-direction:column;align-items:center}
    .btn-primary-gradient{width:100%;max-width:300px}
    .calculator-inputs{grid-template-columns:1fr}
    .tiers-grid{grid-template-columns:1fr}
    .tier-card.popular{transform:scale(1)}
}

@media (min-width:640px){
    .calculator-inputs{grid-template-columns:1fr 1fr auto;align-items:end}
    .widget-calculate-btn{width:auto}
}

@media (min-width:768px){
    .logo{height:80px;max-width:250px}
    .footer-content{grid-template-columns:1fr 2fr;gap:3rem}
}

/* Accessibility */
:focus-visible{outline:2px solid #0891b2;outline-offset:2px}
.skip-link:focus{position:absolute;top:0;left:0;background:#0891b2;color:#fff;padding:1rem;z-index:999}

/* Print Styles */
@media print{
    .header-main,.footer,.mobile-menu-btn,.nav-cta-button{display:none}
    body{font-size:12pt;line-height:1.5}
    a{color:#000;text-decoration:underline}
}