/*
Theme Name: CorporateTrader Premium
Theme URI: https://corporatetrader.in
Author: CorporateTrader Team
Description: Premium financial technology and education platform - Modern, minimal, fast, trustworthy - Inspired by Apple, Stripe, Linear, Notion, TradingView, Bloomberg
Version: 2.0.0 - Premium Fintech
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GPL v2 or later
Text Domain: corporatetrader
*/

*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#ffffff;color:#0a0a0a;line-height:1.6;font-size:16px;letter-spacing:-0.01em}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit}

:root{
  --bg:#ffffff;
  --bg-subtle:#fafafa;
  --bg-muted:#f5f5f5;
  --border:#e5e5e5;
  --border-strong:#d4d4d4;
  --text:#0a0a0a;
  --text-secondary:#52525b;
  --text-tertiary:#71717a;
  --primary:#0a0a0a;
  --primary-hover:#171717;
  --accent:#2563eb;
  --accent-hover:#1d4ed8;
  --success:#16a34a;
  --warning:#ca8a04;
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:16px;
  --radius-full:9999px;
  --shadow-sm:0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow:0 4px 6px -1px rgb(0 0 0 / 0.1),0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:0 10px 15px -3px rgb(0 0 0 / 0.1),0 4px 6px -4px rgb(0 0 0 / 0.1);
  --max:1200px;
  --content:720px;
  --header:64px;
}

h1,h2,h3,h4{letter-spacing:-0.03em;line-height:1.1;font-weight:650}
h1{font-size:clamp(36px,6vw,56px)}
h2{font-size:clamp(28px,4vw,36px)}
h3{font-size:clamp(20px,2.5vw,24px)}
p{color:var(--text-secondary);line-height:1.7}
.small{font-size:13px;color:var(--text-tertiary);line-height:1.5}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px}

.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.container-narrow{max-width:var(--content);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-sm{padding:48px 0}
.section-lg{padding:120px 0}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.8);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border);height:var(--header)}
.header-inner{height:var(--header);display:flex;align-items:center;justify-content:space-between;max-width:var(--max);margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-0.02em;font-size:17px}
.logo-mark{width:32px;height:32px;background:var(--primary);color:white;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;letter-spacing:-0.05em}
.nav{display:flex;align-items:center;gap:28px}
.nav-link{font-size:14px;font-weight:500;color:var(--text-secondary);transition:color 0.15s}
.nav-link:hover{color:var(--text)}
.nav-cta{margin-left:8px;background:var(--primary);color:white;padding:9px 16px;border-radius:var(--radius-full);font-size:14px;font-weight:600;transition:all 0.15s}
.nav-cta:hover{background:var(--primary-hover);transform:translateY(-1px)}
.mobile-toggle{display:none;background:none;border:none;padding:8px}
@media(max-width:1024px){
  .nav{display:none}
  .mobile-toggle{display:flex}
}

.hero{padding:120px 0 80px;text-align:center;max-width:900px;margin:0 auto}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--bg-muted);border:1px solid var(--border);padding:6px 12px;border-radius:var(--radius-full);font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:24px}
.hero-badge-dot{width:6px;height:6px;background:var(--success);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1} 50%{opacity:0.5}}
.hero h1{margin-bottom:20px;max-width:800px;margin-left:auto;margin-right:auto}
.hero p{font-size:18px;max-width:600px;margin:0 auto 32px;color:var(--text-secondary);line-height:1.6}
.hero-ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:var(--radius-full);font-size:14px;font-weight:600;transition:all 0.15s;border:1px solid transparent;cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--primary);color:white}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-secondary{background:white;border-color:var(--border);color:var(--text)}
.btn-secondary:hover{border-color:var(--border-strong);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-accent{background:var(--accent);color:white}
.btn-accent:hover{background:var(--accent-hover)}

.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;margin-top:48px}
.value-card{background:white;padding:32px}
.value-card h3{font-size:16px;margin-bottom:8px}
.value-card p{font-size:14px}
@media(max-width:768px){.value-grid{grid-template-columns:1fr}}

.tools-section{background:var(--bg-subtle);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;margin-top:32px}
.tool-card{background:white;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:all 0.15s;position:relative}
.tool-card:hover{border-color:var(--border-strong);transform:translateY(-2px);box-shadow:var(--shadow)}
.tool-icon{width:40px;height:40px;background:var(--bg-muted);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px}
.tool-card h3{font-size:16px;margin-bottom:8px}
.tool-card p{font-size:13px;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tool-meta{display:flex;gap:8px;flex-wrap:wrap}
.tool-tag{font-size:11px;font-weight:600;padding:4px 8px;background:var(--bg-muted);border:1px solid var(--border);border-radius:var(--radius-full);color:var(--text-tertiary)}

.calculator{background:white;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.calc-header{padding:24px;border-bottom:1px solid var(--border)}
.calc-header h3{font-size:18px;margin-bottom:6px}
.calc-body{padding:24px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.calc-grid{grid-template-columns:1fr}}
.calc-field{margin-bottom:16px}
.calc-label{font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;display:block;letter-spacing:0.02em;text-transform:uppercase}
.calc-input{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;background:white;transition:all 0.15s}
.calc-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(10,10,10,0.05)}
.calc-input.error{border-color:#ef4444;background:#fef2f2}
.calc-actions{display:flex;gap:12px;margin-top:24px}
.calc-result{margin-top:24px;padding:20px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius);display:none}
.calc-result.show{display:block}
.result-big{font-size:28px;font-weight:700;letter-spacing:-0.03em;margin:8px 0}
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}
.result-item-label{font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:0.05em}
.result-item-value{font-size:16px;font-weight:600;margin-top:4px}

.prose{color:var(--text-secondary);line-height:1.75}
.prose h2{color:var(--text);margin:48px 0 16px;font-size:24px}
.prose h3{color:var(--text);margin:32px 0 12px;font-size:18px}
.prose p{margin:16px 0}
.prose ul,.prose ol{margin:16px 0;padding-left:24px}
.prose li{margin:8px 0}
.prose blockquote{border-left:2px solid var(--border-strong);padding-left:20px;margin:24px 0;color:var(--text-secondary);font-style:italic}
.prose code{background:var(--bg-muted);padding:2px 6px;border-radius:4px;font-size:13px;font-family:ui-monospace,monospace}
.prose pre{background:var(--bg-muted);border:1px solid var(--border);padding:16px;border-radius:var(--radius-sm);overflow:auto;font-size:13px}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--accent-hover)}

.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.product-card{background:white;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all 0.15s}
.product-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--border-strong)}
.product-cover{aspect-ratio:16/10;background:var(--bg-muted);display:flex;align-items:center;justify-content:center;font-size:32px;border-bottom:1px solid var(--border)}
.product-body{padding:20px}
.product-badge{font-size:11px;font-weight:700;padding:4px 8px;background:var(--primary);color:white;border-radius:var(--radius-full);display:inline-block;margin-bottom:12px;letter-spacing:0.02em}
.product-title{font-size:16px;font-weight:650;margin-bottom:8px;line-height:1.3}
.product-desc{font-size:13px;color:var(--text-secondary);line-height:1.5;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.product-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--text-tertiary);margin-bottom:16px}
.product-price{font-size:18px;font-weight:700;color:var(--text)}

.blog-grid{display:grid;grid-template-columns:2fr 1fr;gap:48px}
@media(max-width:1024px){.blog-grid{grid-template-columns:1fr}}
.post-card{border-bottom:1px solid var(--border);padding:24px 0}
.post-card:first-child{padding-top:0}
.post-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--text-tertiary);margin-bottom:12px}
.post-category{font-weight:600;padding:4px 8px;background:var(--bg-muted);border-radius:var(--radius-full);color:var(--text-secondary)}
.post-title{font-size:20px;font-weight:650;margin-bottom:8px;line-height:1.3}
.post-title:hover{color:var(--accent)}
.post-excerpt{font-size:14px;color:var(--text-secondary);line-height:1.6}

.newsletter{background:var(--primary);color:white;border-radius:var(--radius-lg);padding:48px;text-align:center}
.newsletter h2{color:white;margin-bottom:12px}
.newsletter p{color:rgba(255,255,255,0.7);max-width:500px;margin:0 auto 24px}
.newsletter-form{display:flex;gap:8px;max-width:400px;margin:0 auto}
.newsletter-input{flex:1;padding:12px 16px;border-radius:var(--radius-full);border:1px solid rgba(255,255,255,0.2);background:rgba(255,255,255,0.1);color:white;font-size:14px}
.newsletter-input::placeholder{color:rgba(255,255,255,0.5)}
.newsletter-input:focus{outline:none;border-color:rgba(255,255,255,0.4);background:rgba(255,255,255,0.15)}

.site-footer{background:var(--bg-subtle);border-top:1px solid var(--border);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr}}
.footer-title{font-size:13px;font-weight:700;letter-spacing:0.05em;text-transform:uppercase;margin-bottom:16px;color:var(--text)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-link{font-size:13px;color:var(--text-secondary);transition:color 0.15s}
.footer-link:hover{color:var(--text)}
.footer-bottom{border-top:1px solid var(--border);padding-top:32px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:12px;color:var(--text-tertiary)}
.footer-disclaimer{max-width:600px;font-size:11px;line-height:1.6;color:var(--text-tertiary);margin-top:24px;padding:16px;background:white;border:1px solid var(--border);border-radius:var(--radius-sm)}

.trust-bar{background:var(--bg-muted);border:1px solid var(--border);border-radius:var(--radius);padding:16px;display:flex;gap:12px;align-items:flex-start;margin:24px 0}
.trust-icon{width:32px;height:32px;background:white;border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:14px}
.trust-content{font-size:12px;line-height:1.6;color:var(--text-secondary)}
.trust-content strong{color:var(--text);font-weight:600}

.badge{display:inline-flex;align-items:center;padding:4px 10px;background:var(--bg-muted);border:1px solid var(--border);border-radius:var(--radius-full);font-size:11px;font-weight:600;color:var(--text-secondary)}
.divider{height:1px;background:var(--border);margin:24px 0}
.kbd{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;background:white;border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;font-size:11px;font-weight:600;font-family:ui-monospace,monospace}

.fade-in{animation:fadeIn 0.5s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)}}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
img{content-visibility:auto}