*{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#1e3a5f;
  --primary:#2563eb;
  --primary-light:#dbeafe;
  --accent:#0ea5e9;
  --text:#1e293b;
  --gray:#64748b;
  --light:#f8fafc;
  --ai:#7c3aed;
  --ai-light:#ede9fe;
}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%}

/* NAV */
nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid #e2e8f0;padding:0 5%}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem;color:var(--navy)}
.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--navy),var(--primary));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;font-weight:900}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--gray);transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--primary)}
.nav-links .ai-link{color:var(--ai);font-weight:600}
.nav-links .ai-link:hover{color:#6d28d9}
.nav-ctas{display:flex;gap:10px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 20px;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s;border:none;font-family:inherit}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-solid{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.25)}
.btn-solid:hover{background:#1d4ed8;transform:translateY(-1px);box-shadow:0 8px 20px rgba(37,99,235,.3)}
.btn-lg{padding:14px 28px;font-size:1rem;border-radius:10px}
.btn-white{background:#fff;color:var(--navy);box-shadow:0 4px 16px rgba(0,0,0,.15)}
.btn-white:hover{background:#f8fafc;transform:translateY(-1px);box-shadow:0 8px 24px rgba(0,0,0,.2)}
.btn-ai{background:linear-gradient(135deg,var(--ai),#6d28d9);color:#fff;box-shadow:0 4px 12px rgba(124,58,237,.3)}
.btn-ai:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(124,58,237,.4)}

/* HERO (home page only) */
.hero{background:linear-gradient(135deg,var(--navy) 0%,#1e40af 50%,var(--primary) 100%);color:#fff;padding:100px 5% 80px;overflow:hidden;position:relative}
.hero::before{content:'';position:absolute;top:-100px;right:-100px;width:600px;height:600px;background:radial-gradient(circle,rgba(37,99,235,.3),transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-80px;left:-80px;width:400px;height:400px;background:radial-gradient(circle,rgba(124,58,237,.2),transparent 70%);border-radius:50%}
.hero-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);border-radius:100px;padding:6px 16px;font-size:.8rem;font-weight:600;margin-bottom:20px;backdrop-filter:blur(8px)}
.hero-badge-dot{width:8px;height:8px;background:#4ade80;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
h1{font-size:3.2rem;font-weight:900;line-height:1.1;margin-bottom:20px}
h1 span{color:#60a5fa}
.hero-desc{font-size:1.05rem;color:rgba(255,255,255,.8);max-width:480px;margin-bottom:32px;line-height:1.7}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:40px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat-num{font-size:1.8rem;font-weight:900;color:#fff}
.stat-lbl{font-size:.75rem;color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:.05em}
.hero-visual{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:24px;backdrop-filter:blur(8px)}
.mock-header{background:rgba(255,255,255,.1);border-radius:10px;padding:12px 16px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}
.mock-dots{display:flex;gap:6px}
.mock-dot{width:10px;height:10px;border-radius:50%}
.mock-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.mock-card{background:rgba(255,255,255,.1);border-radius:10px;padding:14px}
.mock-card-label{font-size:.7rem;color:rgba(255,255,255,.6);margin-bottom:4px}
.mock-card-value{font-size:1.2rem;font-weight:800;color:#fff}
.mock-table{background:rgba(255,255,255,.08);border-radius:10px;overflow:hidden}
.mock-row{display:grid;grid-template-columns:2fr 1fr 1fr;padding:8px 12px;font-size:.75rem;align-items:center}
.mock-row:not(:last-child){border-bottom:1px solid rgba(255,255,255,.08)}
.mock-head{background:rgba(255,255,255,.12);font-weight:700;color:rgba(255,255,255,.8)}
.mock-badge{background:rgba(74,222,128,.2);color:#4ade80;border-radius:100px;padding:2px 8px;font-size:.65rem;font-weight:600}
.mock-badge-yellow{background:rgba(251,191,36,.2);color:#fbbf24}
.mock-badge-purple{background:rgba(167,139,250,.2);color:#a78bfa}

/* PAGE HEADER (interior pages) */
.page-header{background:linear-gradient(135deg,var(--navy) 0%,#1e40af 100%);color:#fff;padding:64px 5% 56px;text-align:center}
.page-header h1{font-size:2.4rem;margin-bottom:12px}
.page-header p{color:rgba(255,255,255,.8);max-width:600px;margin:0 auto;font-size:1.02rem}

/* SECTIONS */
section{padding:80px 5%}
.section-inner{max-width:1200px;margin:0 auto}
.section-label{text-align:center;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--primary);margin-bottom:10px}
.section-title{text-align:center;font-size:2.4rem;font-weight:900;color:var(--navy);margin-bottom:16px;line-height:1.2}
.section-desc{text-align:center;color:var(--gray);max-width:600px;margin:0 auto 50px}

/* FEATURES GRID */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.feature-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px;transition:all .3s}
.feature-card:hover{border-color:var(--primary);box-shadow:0 8px 24px rgba(37,99,235,.1);transform:translateY(-3px)}
.feature-card.ai-card{border-color:var(--ai-light)}
.feature-card.ai-card:hover{border-color:var(--ai);box-shadow:0 8px 24px rgba(124,58,237,.12)}
.feature-icon{width:52px;height:52px;background:var(--primary-light);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.5rem}
.feature-icon.ai{background:var(--ai-light)}
.feature-title{font-size:1.05rem;font-weight:700;color:var(--navy);margin-bottom:8px}
.feature-desc{font-size:.9rem;color:var(--gray);line-height:1.6}
.feature-new{display:inline-block;background:var(--ai);color:#fff;font-size:.65rem;font-weight:700;padding:2px 8px;border-radius:100px;margin-left:8px;vertical-align:middle}

/* HOW IT WORKS */
.how-bg{background:var(--light)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
.step{text-align:center;padding:24px}
.step-num{width:52px;height:52px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:900;margin:0 auto 16px}
.step-title{font-weight:700;color:var(--navy);margin-bottom:8px}
.step-desc{font-size:.9rem;color:var(--gray)}

/* MODULES */
.modules-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.module-card{background:linear-gradient(135deg,var(--navy),#1e40af);color:#fff;border-radius:14px;padding:20px;display:flex;align-items:center;gap:14px;transition:all .3s}
.module-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(30,58,95,.25)}
.module-card.ai-module{background:linear-gradient(135deg,var(--ai),#6d28d9)}
.module-card.ai-module:hover{box-shadow:0 8px 20px rgba(124,58,237,.3)}
.module-icon{width:42px;height:42px;background:rgba(255,255,255,.15);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.2rem}
.module-name{font-weight:700;font-size:.95rem}
.module-tag{font-size:.7rem;color:rgba(255,255,255,.6);margin-top:2px}
.module-detail{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px;margin-bottom:20px}
.module-detail h3{color:var(--navy);font-size:1.2rem;margin-bottom:10px}
.module-detail p{color:var(--gray);font-size:.92rem}

/* INVOICE SECTION */
.invoice-preview{background:var(--light)}
.invoice-section-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feature-list{display:flex;flex-direction:column;gap:16px}
.feature-item{display:flex;align-items:flex-start;gap:12px}
.feature-check{width:24px;height:24px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--primary);font-size:.75rem;margin-top:2px}
.feature-check.ai{background:var(--ai-light);color:var(--ai)}
.feature-item-title{font-weight:600;color:var(--navy)}
.feature-item-desc{font-size:.85rem;color:var(--gray)}
.invoice-card{background:#fff;border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,.1);padding:28px;border:1px solid #e2e8f0}

/* TENDER GPT / AI-DARK SECTION */
.dark-ai-bg{background:linear-gradient(135deg,#1e1b4b 0%,#312e81 50%,var(--ai) 100%);color:#fff}
.dark-ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.dark-ai-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);border-radius:100px;padding:5px 14px;font-size:.78rem;font-weight:600;margin-bottom:16px}

/* PRICING */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-bottom:40px}
.pricing-card{background:#fff;border:2px solid #e2e8f0;border-radius:20px;padding:32px;transition:all .3s;position:relative}
.pricing-card.popular{border-color:var(--primary);box-shadow:0 8px 32px rgba(37,99,235,.15)}
.popular-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;padding:4px 16px;border-radius:100px;font-size:.75rem;font-weight:700;white-space:nowrap}
.pricing-name{font-size:1.1rem;font-weight:700;color:var(--navy);margin-bottom:8px}
.pricing-price{font-size:2.2rem;font-weight:900;color:var(--navy);margin:16px 0 8px}
.pricing-price span{font-size:.9rem;font-weight:400;color:var(--gray)}
.pricing-desc{font-size:.85rem;color:var(--gray);margin-bottom:20px}
.pricing-features{list-style:none;margin-bottom:24px}
.pricing-features li{display:flex;align-items:flex-start;gap:8px;font-size:.85rem;padding:4px 0;color:var(--text)}
.pricing-features li::before{content:'✓';color:var(--primary);font-weight:700;flex-shrink:0;margin-top:1px}
.addon-strip{background:linear-gradient(135deg,var(--ai-light),#f5f3ff);border:2px solid #c4b5fd;border-radius:20px;padding:28px 32px;display:flex;align-items:center;gap:32px;flex-wrap:wrap;margin-bottom:20px}
.addon-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--ai),#6d28d9);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0;color:#fff}
.addon-content{flex:1;min-width:220px}
.addon-title{font-size:1.1rem;font-weight:800;color:var(--navy);margin-bottom:4px}
.addon-desc{font-size:.88rem;color:var(--gray);line-height:1.5}
.addon-price-block{text-align:center;flex-shrink:0}
.addon-price{font-size:2rem;font-weight:900;color:var(--ai)}
.addon-price-sub{font-size:.8rem;color:var(--gray)}

/* BLOG */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px}
.blog-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow:hidden;transition:all .3s;display:flex;flex-direction:column}
.blog-card:hover{border-color:var(--primary);box-shadow:0 8px 24px rgba(37,99,235,.1);transform:translateY(-3px)}
.blog-card-cover{width:100%;height:160px;object-fit:cover;background:linear-gradient(135deg,var(--navy),var(--primary))}
.blog-card-body{padding:22px}
.blog-card-date{font-size:.75rem;color:var(--gray);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}
.blog-card-title{font-size:1.1rem;font-weight:700;color:var(--navy);margin-bottom:8px;line-height:1.35}
.blog-card-excerpt{font-size:.88rem;color:var(--gray);line-height:1.6}
.blog-card-link{display:inline-block;margin-top:14px;font-size:.85rem;font-weight:600;color:var(--primary)}
.blog-empty{text-align:center;color:var(--gray);padding:40px}

.blog-post-header{max-width:760px;margin:0 auto 32px;text-align:center}
.blog-post-title{font-size:2rem;font-weight:900;color:var(--navy);margin-bottom:12px;line-height:1.25}
.blog-post-meta{font-size:.85rem;color:var(--gray)}
.blog-post-cover{max-width:900px;margin:0 auto 40px;border-radius:16px;overflow:hidden}
.blog-post-cover img{width:100%;display:block}
.blog-post-body{max-width:760px;margin:0 auto;font-size:1.02rem;line-height:1.8;color:var(--text)}
.blog-post-body h2{color:var(--navy);font-size:1.5rem;margin:32px 0 14px}
.blog-post-body h3{color:var(--navy);font-size:1.2rem;margin:26px 0 10px}
.blog-post-body p{margin-bottom:18px}
.blog-post-body ul,.blog-post-body ol{margin:0 0 18px 24px}
.blog-post-body li{margin-bottom:6px}
.blog-post-body a{color:var(--primary);text-decoration:underline}
.blog-post-body blockquote{border-left:3px solid var(--primary);padding-left:16px;color:var(--gray);font-style:italic;margin:20px 0}
.blog-post-body code{background:var(--light);padding:2px 6px;border-radius:4px;font-size:.9em}
.blog-post-body pre{background:var(--navy);color:#fff;padding:16px;border-radius:10px;overflow-x:auto;margin-bottom:18px}
.blog-post-body pre code{background:none;padding:0}
.blog-post-body table{width:100%;border-collapse:collapse;margin-bottom:18px}
.blog-post-body th,.blog-post-body td{border:1px solid #e2e8f0;padding:8px 12px;text-align:left;font-size:.92rem}
.blog-post-body th{background:var(--light)}
.blog-post-back{display:block;max-width:760px;margin:40px auto 0;text-align:center}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:1000px;margin:0 auto}
.contact-info h2{color:var(--navy);font-size:1.4rem;margin-bottom:14px}
.contact-info p{color:var(--gray);margin-bottom:20px;font-size:.95rem}
.contact-detail{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-size:.92rem}
.contact-detail-icon{width:38px;height:38px;background:var(--primary-light);color:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-form{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:.85rem;font-weight:600;color:var(--navy);margin-bottom:6px}
.form-row input,.form-row textarea{width:100%;padding:11px 14px;border:1px solid #e2e8f0;border-radius:8px;font-size:.92rem;font-family:inherit;color:var(--text)}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.form-row textarea{resize:vertical;min-height:110px}
.form-success{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534;border-radius:10px;padding:16px;font-size:.9rem;margin-bottom:16px}
.form-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:10px;padding:16px;font-size:.9rem;margin-bottom:16px}

/* TESTIMONIALS */
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.testimonial-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px}
.testimonial-stars{color:#fbbf24;margin-bottom:12px;font-size:1rem}
.testimonial-text{font-size:.95rem;color:var(--gray);margin-bottom:16px;line-height:1.7;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:40px;height:40px;background:linear-gradient(135deg,var(--navy),var(--primary));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.9rem}
.testimonial-name{font-weight:600;color:var(--navy)}
.testimonial-role{font-size:.8rem;color:var(--gray)}

/* CTA SECTION */
.cta-section{background:linear-gradient(135deg,var(--navy),var(--primary));color:#fff;text-align:center;padding:80px 5%}
.cta-title{font-size:2.5rem;font-weight:900;margin-bottom:16px}
.cta-desc{font-size:1.05rem;color:rgba(255,255,255,.8);max-width:500px;margin:0 auto 32px}
.cta-ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
footer{background:var(--navy);color:rgba(255,255,255,.7);padding:60px 5% 30px}
.footer-inner{max-width:1200px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand-name{font-size:1rem;font-weight:800;color:#fff}
.footer-desc{font-size:.85rem;line-height:1.6}
.footer-col h4{color:#fff;font-weight:700;margin-bottom:14px;font-size:.9rem}
.footer-col a{display:block;font-size:.85rem;margin-bottom:8px;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:.8rem;flex-wrap:wrap;gap:8px}

/* RESPONSIVE */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero-visual{display:none}
  h1{font-size:2.2rem}
  .invoice-section-grid,.dark-ai-grid,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .addon-strip{flex-direction:column;text-align:center}
}
@media(max-width:600px){
  .hero{padding:70px 5% 50px}
  h1{font-size:1.8rem}
  .section-title{font-size:1.8rem}
  .footer-grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .page-header h1{font-size:1.9rem}
}