:root{--primary-gradient:linear-gradient(135deg,#6366f1 0%,#a855f7 100%);--primary-dark:#4f46e5;--primary-light:#818cf8;--secondary-gradient:linear-gradient(135deg,#ec4899 0%,#f43f5e 100%);--text-dark:#0f172a;--text-muted:#475569;--text-light:#94a3b8;--bg-white:#fff;--bg-soft:#f8fafc;--bg-card:#fff;--border-light:#e2e8f0;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a;--radius-sm:.5rem;--radius-md:.75rem;--radius-lg:1rem;--radius-xl:1.5rem;--font-sans:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--text-dark);background:var(--bg-soft);scroll-behavior:smooth;line-height:1.5}.fvs-container{max-width:1280px;margin:0 auto;padding:0 1.5rem}@media (min-width:768px){.fvs-container{padding:0 2rem}}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9375rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{box-shadow:var(--shadow-lg);filter:brightness(1.02);transform:translateY(-2px)}.btn-outline{border:1px solid var(--border-light);color:var(--text-dark);background:0 0}.btn-outline:hover{border-color:var(--primary-light);background:#6366f10a}.btn-large{padding:1rem 2rem;font-size:1rem}.hero{color:#fff;border-radius:0 0 var(--radius-xl)var(--radius-xl);background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 100%);margin-bottom:3rem;padding:4rem 0 5rem}.hero-content{text-align:center;max-width:800px;margin:0 auto}.hero-badge{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff1a;border:1px solid #fff3;border-radius:9999px;margin-bottom:1.5rem;padding:.25rem .75rem;font-size:.75rem;font-weight:500;display:inline-block}.hero h1{background:linear-gradient(135deg,#fff,#c084fc);color:#0000;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:2.5rem;font-weight:800;line-height:1.2}@media (min-width:768px){.hero h1{font-size:3.5rem}}.hero p{color:#cbd5e1;margin-bottom:2rem;font-size:1.125rem}.hero-stats{flex-wrap:wrap;justify-content:center;gap:2rem;margin-top:2rem;display:flex}.stat{text-align:center}.stat-number{background:var(--primary-gradient);color:#0000;-webkit-background-clip:text;background-clip:text;font-size:1.75rem;font-weight:800}.stat-label{color:#94a3b8;font-size:.875rem}.tool-card{background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:1px solid var(--border-light);margin-bottom:4rem;padding:1.5rem}@media (min-width:768px){.tool-card{padding:2rem}}.tool-header{margin-bottom:1.5rem}.tool-header h2{margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.voice-selector{margin-bottom:1.5rem}.voice-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:.75rem;margin-bottom:1.5rem;display:grid}.voice-option{border:1px solid var(--border-light);border-radius:var(--radius-md);background:var(--bg-soft);cursor:pointer;align-items:center;gap:.75rem;padding:.75rem 1rem;transition:all .2s;display:flex}.voice-option:hover{border-color:var(--primary-light);background:#6366f10a}.voice-option.selected{background:#6366f114;border-color:#6366f1;box-shadow:0 0 0 2px #6366f133}.voice-avatar{background:var(--primary-gradient);border-radius:9999px;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.25rem;display:flex}.voice-info{flex:1}.voice-name{font-size:.875rem;font-weight:600}.voice-meta{color:var(--text-muted);font-size:.75rem}.prompt-area{margin-bottom:1.5rem}.prompt-area textarea{border:1px solid var(--border-light);border-radius:var(--radius-md);width:100%;font-family:var(--font-sans);resize:vertical;background:var(--bg-white);padding:1rem;font-size:.9375rem}.prompt-area textarea:focus{ring:2px solid #6366f133;border-color:#6366f1;outline:none}.suggestion-chips{flex-wrap:wrap;gap:.5rem;margin-top:.75rem;display:flex}.chip{background:var(--bg-soft);border:1px solid var(--border-light);cursor:pointer;border-radius:9999px;padding:.375rem .875rem;font-size:.75rem;font-weight:500;transition:all .2s}.chip:hover{background:var(--primary-light);color:#fff;border-color:#0000}.controls-row{border-top:1px solid var(--border-light);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.5rem;padding-top:.5rem;display:flex}.speed-slider{align-items:center;gap:.75rem;display:flex}.speed-slider label{font-size:.875rem;font-weight:500}.credit-pill{background:var(--bg-soft);border-radius:9999px;padding:.25rem .75rem;font-size:.75rem;font-weight:600}.generate-btn{background:var(--primary-gradient);color:#fff;width:100%;padding:1rem;font-size:1rem;font-weight:700}.result-area{border-top:1px solid var(--border-light);margin-top:1.5rem;padding-top:1.5rem}.audio-player{border-radius:var(--radius-md);width:100%;margin-top:1rem}.download-btn{background:var(--secondary-gradient);color:#fff;width:100%;margin-top:1rem}.seo-section{margin-bottom:4rem}.seo-section h2{letter-spacing:-.02em;border-left:4px solid #6366f1;margin-bottom:1.5rem;padding-left:1rem;font-size:1.75rem;font-weight:700}.seo-section h3{margin:1.5rem 0 .75rem;font-size:1.25rem;font-weight:600}.seo-section p{color:var(--text-muted);margin-bottom:1rem;line-height:1.6}.seo-grid{grid-template-columns:1fr;gap:1.5rem;margin:2rem 0;display:grid}@media (min-width:768px){.seo-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.seo-grid{grid-template-columns:repeat(3,1fr)}}.seo-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:1.5rem;transition:transform .2s,box-shadow .2s}.seo-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.seo-icon{margin-bottom:1rem;font-size:2rem;display:inline-block}.seo-card h3{margin:0 0 .5rem;font-size:1.125rem}.seo-card p{margin:0;font-size:.875rem}.comparison-table{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-light);margin:2rem 0;overflow:hidden}.comparison-row{border-bottom:1px solid var(--border-light);grid-template-columns:1fr 1fr;display:grid}.comparison-row:last-child{border-bottom:none}.comparison-header{background:var(--bg-soft);padding:1rem;font-weight:700}.comparison-cell{padding:1rem}.comparison-cell.check{color:#10b981}.comparison-cell.cross{color:#ef4444}.faq-item{border-bottom:1px solid var(--border-light);padding:1rem 0}.faq-question{cursor:pointer;justify-content:space-between;align-items:center;padding:.5rem 0;font-weight:700;display:flex}.faq-question:hover{color:#6366f1}.faq-answer{color:var(--text-muted);padding:.75rem 0 .5rem;line-height:1.6}.cta-banner{background:var(--primary-gradient);border-radius:var(--radius-xl);text-align:center;color:#fff;margin:4rem 0 2rem;padding:3rem 2rem}.cta-banner h2{border-left:none;margin-bottom:1rem;padding-left:0;font-size:1.75rem}.cta-banner p{color:#ffffffe6;margin-bottom:1.5rem}.cta-banner .btn{color:#4f46e5;background:#fff}.cta-banner .btn:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.internal-links{border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light);flex-wrap:wrap;gap:1rem;margin:2rem 0;padding:1rem 0;display:flex}.internal-link{background:var(--bg-soft);color:var(--text-dark);border-radius:9999px;padding:.5rem 1rem;font-size:.875rem;text-decoration:none;transition:all .2s}.internal-link:hover{background:var(--primary-light);color:#fff}@media (max-width:640px){.hero{padding:2rem 0 3rem}.hero h1{font-size:1.875rem}.hero p{font-size:1rem}.seo-section h2{font-size:1.5rem}.controls-row{flex-direction:column;align-items:stretch}.voice-grid{grid-template-columns:1fr}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-area{animation:.3s fadeIn}.loading-spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}