/* GPT Builder Australia - styles.css */

:root {
  --purple: #8B5CF6;
  --blue: #3B82F6;
  --dark: #0F172A;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --green: #10B981;
  --orange: #F59E0B;
  --red: #EF4444;
  --gradient: linear-gradient(135deg, var(--purple), var(--blue));
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --radius: 12px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --transition: 0.2s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; color: var(--dark); background: #fff; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--purple); }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* NAV */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--gray-200); }
.nav-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { font-size: 1.25rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-logo span { font-weight: 400; -webkit-text-fill-color: var(--gray-500); }
.nav-links { display: flex; align-items: center; gap: 8px; list-style: none; }
.nav-links a { color: var(--gray-600); font-size: 0.9rem; font-weight: 500; padding: 8px 14px; border-radius: 8px; transition: all var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--purple); background: rgba(139,92,246,0.08); }
.nav-cta { background: var(--gradient) !important; color: #fff !important; -webkit-text-fill-color: #fff; padding: 8px 18px !important; border-radius: 8px !important; font-weight: 600 !important; }
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); margin: 5px 0; border-radius: 2px; }

/* HERO */
.hero { background: var(--gradient); color: #fff; padding: 80px 0 60px; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%), radial-gradient(circle at 70% 80%, rgba(255,255,255,0.08) 0%, transparent 40%); pointer-events: none; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 20px; position: relative; }
.hero p { font-size: clamp(1rem, 2vw, 1.2rem); opacity: 0.9; max-width: 640px; margin: 0 auto 32px; line-height: 1.6; position: relative; }
.hero-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; }
.hero-search { max-width: 560px; margin: 0 auto 32px; position: relative; }
.hero-search input { width: 100%; padding: 16px 24px 16px 48px; border-radius: 50px; border: 2px solid rgba(255,255,255,0.3); background: rgba(255,255,255,0.15); color: #fff; font-size: 1rem; outline: none; }
.hero-search input::placeholder { color: rgba(255,255,255,0.7); }
.hero-search svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; stroke: rgba(255,255,255,0.7); fill: none; }
.hero-stats { display: flex; justify-content: center; gap: 40px; margin-top: 40px; position: relative; }
.hero-stat strong { display: block; font-size: 1.75rem; font-weight: 800; }
.hero-stat span { font-size: 0.85rem; opacity: 0.8; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 10px; font-weight: 600; font-size: 0.95rem; border: none; cursor: pointer; transition: all var(--transition); text-decoration: none; }
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 4px 14px rgba(139,92,246,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(139,92,246,0.45); color: #fff; }
.btn-white { background: #fff; color: var(--purple); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: var(--purple); }
.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.4); }
.btn-outline:hover { background: rgba(255,255,255,0.15); color: #fff; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; border-radius: 8px; }
.btn-ghost { background: transparent; color: var(--purple); border: 2px solid var(--purple); }
.btn-ghost:hover { background: var(--purple); color: #fff; }

/* SECTIONS */
section { padding: 72px 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 12px; }
.section-header p { color: var(--gray-500); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
.section-alt { background: var(--gray-50); }

/* TOOL CARDS */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.tool-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 28px; transition: all var(--transition); display: flex; flex-direction: column; }
.tool-card:hover { border-color: var(--gray-300); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.tool-card-header { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 16px; }
.tool-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; flex-shrink: 0; }
.tool-card-header h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 2px; }
.tool-category { font-size: 0.8rem; color: var(--gray-400); font-weight: 500; }
.tool-card p.desc { color: var(--gray-600); font-size: 0.9rem; line-height: 1.6; flex: 1; margin-bottom: 16px; }
.tool-pricing { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tool-pricing .price { font-weight: 700; color: var(--dark); }
.tool-pricing .price-free { color: var(--green); font-weight: 700; }
.tool-pricing .price-note { font-size: 0.8rem; color: var(--gray-400); }
.tool-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.tag { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
.tag-green { background: #ECFDF5; color: #065F46; }
.tag-blue { background: #EFF6FF; color: #1E40AF; }
.tag-purple { background: #F5F3FF; color: #5B21B6; }
.tag-orange { background: #FFF7ED; color: #9A3412; }
.tag-red { background: #FEF2F2; color: #991B1B; }
.tool-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--gray-100); margin-top: auto; }
.tool-rating { display: flex; align-items: center; gap: 4px; font-size: 0.85rem; color: var(--orange); font-weight: 600; }

/* CATEGORY NAV */
.category-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; justify-content: center; }
.category-btn { padding: 8px 20px; border-radius: 50px; border: 1px solid var(--gray-200); background: #fff; color: var(--gray-600); font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.category-btn:hover, .category-btn.active { background: var(--gradient); color: #fff; border-color: transparent; }

/* COMPARISON TABLES */
.comparison-section { margin-bottom: 64px; }
.comparison-section h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; }
.comparison-section > p { color: var(--gray-500); margin-bottom: 24px; }
.comparison-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--gray-200); background: #fff; }
.comparison-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 700px; }
.comparison-table thead { background: var(--gray-50); }
.comparison-table th { padding: 14px 20px; text-align: left; font-weight: 700; color: var(--dark); border-bottom: 2px solid var(--gray-200); white-space: nowrap; }
.comparison-table td { padding: 14px 20px; border-bottom: 1px solid var(--gray-100); color: var(--gray-600); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: var(--gray-50); }
.comparison-table .feature-name { font-weight: 600; color: var(--dark); min-width: 160px; }
.check { color: var(--green); font-weight: 700; }
.cross { color: var(--red); font-weight: 700; }
.partial { color: var(--orange); font-weight: 700; }
.comparison-table .highlight-col { background: rgba(139,92,246,0.04); }
.comparison-table thead .highlight-col { background: rgba(139,92,246,0.08); color: var(--purple); }

/* PROS/CONS */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.pros li, .cons li { list-style: none; font-size: 0.85rem; padding: 4px 0 4px 20px; position: relative; color: var(--gray-600); }
.pros li::before { content: '+'; position: absolute; left: 0; color: var(--green); font-weight: 700; }
.cons li::before { content: '-'; position: absolute; left: 2px; color: var(--red); font-weight: 700; }

/* NEWSLETTER */
.newsletter { background: var(--gradient); color: #fff; border-radius: var(--radius-lg); padding: 48px; text-align: center; margin: 48px 0; }
.newsletter h2 { font-size: 1.75rem; font-weight: 800; margin-bottom: 12px; }
.newsletter p { opacity: 0.9; margin-bottom: 24px; max-width: 480px; margin-left: auto; margin-right: auto; }
.newsletter-form { display: flex; gap: 12px; max-width: 440px; margin: 0 auto; }
.newsletter-form input { flex: 1; padding: 14px 20px; border-radius: 10px; border: 2px solid rgba(255,255,255,0.3); background: rgba(255,255,255,0.15); color: #fff; font-size: 0.95rem; outline: none; }
.newsletter-form input::placeholder { color: rgba(255,255,255,0.7); }
.newsletter-form button { padding: 14px 28px; border-radius: 10px; background: #fff; color: var(--purple); font-weight: 700; border: none; cursor: pointer; transition: all var(--transition); white-space: nowrap; }
.newsletter-form button:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* CTA BANNER */
.cta-banner { background: var(--dark); color: #fff; border-radius: var(--radius-lg); padding: 48px; display: flex; align-items: center; justify-content: space-between; gap: 32px; margin: 48px 0; }
.cta-banner h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 8px; }
.cta-banner p { color: var(--gray-400); max-width: 500px; }

/* BUILD PAGE */
.build-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; margin-bottom: 48px; }
.build-feature { text-align: center; padding: 32px 24px; }
.build-feature .icon { width: 56px; height: 56px; border-radius: 14px; background: rgba(139,92,246,0.1); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 16px; }
.build-feature h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.build-feature p { color: var(--gray-500); font-size: 0.9rem; }
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; margin-bottom: 48px; }
.process-step { text-align: center; }
.process-step .step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--gradient); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 1.1rem; }
.process-step h4 { font-weight: 700; margin-bottom: 8px; }
.process-step p { color: var(--gray-500); font-size: 0.85rem; }
.pricing-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.pricing-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 32px; text-align: center; }
.pricing-card.popular { border: 2px solid var(--purple); position: relative; }
.pricing-card.popular::before { content: 'Most Popular'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--gradient); color: #fff; font-size: 0.7rem; font-weight: 700; padding: 3px 16px; border-radius: 20px; text-transform: uppercase; }
.pricing-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.pricing-card .price { font-size: 2.25rem; font-weight: 800; color: var(--purple); margin-bottom: 4px; }
.pricing-card .price span { font-size: 1rem; font-weight: 400; color: var(--gray-400); }
.pricing-card .price-note { font-size: 0.8rem; color: var(--gray-400); margin-bottom: 20px; }
.pricing-card ul { list-style: none; margin-bottom: 24px; text-align: left; }
.pricing-card li { padding: 8px 0 8px 24px; position: relative; color: var(--gray-600); font-size: 0.9rem; border-bottom: 1px solid var(--gray-100); }
.pricing-card li::before { content: '\2713'; position: absolute; left: 0; color: var(--green); font-weight: 700; }

/* LEAD FORM */
.lead-form { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 40px; max-width: 640px; margin: 0 auto; box-shadow: var(--shadow-lg); }
.lead-form h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; text-align: center; }
.lead-form > p { text-align: center; color: var(--gray-500); margin-bottom: 28px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; color: var(--dark); }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 16px; border: 1px solid var(--gray-200); border-radius: 10px; font-size: 0.95rem; outline: none; transition: border-color var(--transition); font-family: inherit; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(139,92,246,0.1); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* NEWS */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.news-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 24px; transition: all var(--transition); }
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.news-card .date { font-size: 0.8rem; color: var(--gray-400); margin-bottom: 8px; }
.news-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.news-card p { color: var(--gray-500); font-size: 0.9rem; margin-bottom: 12px; }

/* FEATURED GRID */
.featured-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.featured-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 24px; text-align: center; transition: all var(--transition); }
.featured-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.featured-card .icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 14px; }
.featured-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.featured-card .cat { font-size: 0.75rem; color: var(--gray-400); margin-bottom: 10px; }
.featured-card p { color: var(--gray-500); font-size: 0.85rem; margin-bottom: 14px; }

/* AFFILIATE DISCLOSURE */
.affiliate-disclosure { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: 8px; padding: 14px 20px; font-size: 0.8rem; color: var(--gray-500); margin-bottom: 36px; }

/* FAQ */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--gray-200); padding: 20px 0; }
.faq-item summary { font-weight: 600; font-size: 1rem; cursor: pointer; color: var(--dark); list-style: none; display: flex; align-items: center; justify-content: space-between; }
.faq-item summary::after { content: '+'; font-size: 1.25rem; color: var(--gray-400); }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item .faq-answer { color: var(--gray-600); font-size: 0.9rem; padding-top: 12px; line-height: 1.7; }

/* FOOTER */
.footer { background: var(--dark); color: var(--gray-400); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand { font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.footer-desc { font-size: 0.85rem; line-height: 1.6; margin-bottom: 16px; }
.footer h4 { color: #fff; font-size: 0.9rem; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer ul { list-style: none; }
.footer li { margin-bottom: 10px; }
.footer a { color: var(--gray-400); font-size: 0.85rem; }
.footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--gray-700); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; flex-wrap: wrap; gap: 12px; }

/* BREADCRUMB */
.breadcrumb { padding: 16px 0; font-size: 0.85rem; color: var(--gray-400); }
.breadcrumb a { color: var(--gray-500); }
.breadcrumb span { margin: 0 8px; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px 24px; border-bottom: 1px solid var(--gray-200); box-shadow: var(--shadow-lg); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero { padding: 56px 0 48px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .tools-grid { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { flex-direction: column; text-align: center; padding: 36px 24px; }
  .newsletter { padding: 36px 24px; }
  .newsletter-form { flex-direction: column; }
  .pros-cons { grid-template-columns: 1fr; }
  .comparison-table { font-size: 0.8rem; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; }
  .lead-form { padding: 28px 20px; }
  .process-steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .featured-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: center; }
}

.text-center { text-align: center; }
.mt-4 { margin-top: 32px; }
.mt-6 { margin-top: 48px; }
.mb-4 { margin-bottom: 32px; }
.mb-6 { margin-bottom: 48px; }